专利摘要:
The invention is a device (100) for guiding a cable during cable installation. The device comprises a body (101) and a guide opening (103) defined by the body. The body has a feed opening (104) through which the cable can be inserted and removed in the feed opening. To facilitate the movement of the cable, spherical guide pieces (102) are attached to the wall of the guide opening in a rod-like arrangement, which are arranged to rotate when the cable passing through the guide opening touches them. The rotation of the guide pieces facilitates the movement of the cable through the guide opening.
公开号:FI20207052A1
申请号:FI20207052
申请日:2020-03-25
公开日:2021-05-28
发明作者:Eero Ylijurva;Raimo Keränen
申请人:Pohjolan Saehkoekontrolli Oy;
IPC主号:
专利说明:

The invention relates to a device for controlling a cable.
BACKGROUND OF THE INVENTION It is known that the installation of cabling on construction sites, for example, is cumbersome and can cause dangerous situations as well as damage to cables. The cables may hang or get stuck in the ground, and they may catch when the cables are pulled. The problem is exacerbated if there are multiple cables to be installed. A common installation method is to pull the cable by hand, or if the route is winding, install it - with some long aid, such as a rope or pipe, to the cable shelf until the end of the cable is caught and the cable can be pulled. Of course, the longer the cable, the heavier it is to pull. If there are bends, height differences or structures in the cable path, the towed cable may catch on them and the protective sheath of either the towed cable or the cables already in the room may be damaged. In this way, several people are usually required: one to pull and one to feed and bend an additional person to assist in pulling the cable. The work is quite slow to avoid injury. It should be noted that these same problems are also evident in other cable installation methods. Another problem is that if there are several cables installed, they are easily tangled, and if one of the cables has to be replaced, it may be necessary to remove and reinstall all cables, even those that work. S N SUMMARY
O 0 The object of the invention is a solution which can significantly reduce the disadvantages and disadvantages associated with the known I 25 technique. In particular, it is an object of the invention to provide a device with which safe and easy cable installation can be achieved.
The objects according to the invention are achieved, which are characterized by what is stated in the independent claim. Some preferred embodiments N of the invention are set out in the dependent claims.
The invention includes a device for controlling a cable during cable installation. The device comprises a body and a guide opening defined by the body. The body has a feed opening through which the cable can be inserted and removed into the feed opening. To facilitate sliding of the cable, spherical guide pieces are fixed to the wall of the guide opening in a rod-like arrangement, which are arranged to rotate when the cable passing through the guide hole touches them. The rotation of the guide pieces facilitates the movement of the cable through the guide hole. When the text refers to the upper or lower or similar directions, a situation is described in which the device according to the invention is in its operating position. It should be noted that - the device can be hung from several different directions. In one embodiment of the invention, there is a device for controlling the cable. According to a preferred embodiment of the invention, the device comprises a body and a plurality of spherical guide pieces with a hole in the guide piece. The body is configured to form a guide hole having a guide hole wall, and the cable is configured to pass through the guide hole when the device is in use. The body has a feed port having a first edge of the feed port and a second edge of the feed port, and which feed port is configured so that the cable can be inserted and removed from the control port through the feed port. The guide opening has a guide rod extending from or near the first edge of the feed opening - to or near the second edge of the feed opening, keeping the feed opening free, and the diameter of the guide rod is smaller than the diameter of the guide hole. The guide pieces are placed on the guide piece bar, and the guide piece bar is configured so that the distance of the guide piece bar from the wall of the guide hole is a radius of the guide piece or greater. The device also has a suspension arrangement attached to the frame to hang the device during use. It should be noted that suspension in this context means mounting the device in a fixed structure N so that the device can be used to guide the cable and control its travel when the cable is pulled into place.
LO 2 In one embodiment of the arrangement according to the invention, the wall of the guide opening and the guide bar are curved. These features avoid structures that D could impede the movement of the cable through the guide hole.
In another embodiment of the arrangement according to the invention, the suspension arrangement is configured so that, when the device is in use, one edge of the feed opening is higher than the other. In a third embodiment of the arrangement according to the invention, the lower edge of the feed opening is higher than the control edge.
the center of the opening.
With these features, the feed opening is positioned so as to avoid unintentional leaving of the cable from the device and more specifically from the control opening.
In a fourth embodiment of the arrangement according to the invention, the suspension arrangement is movable at different points in the frame to form different types of suspensions.
This feature allows the device to be set in different positions so that the feed opening is in each position at the top of the body, i.e. the feed opening opens upwards.
In a fifth embodiment of the arrangement according to the invention, the first edge of the feed opening has a first end piece and the second edge of the feed opening has a second end piece, and one end of the guide rod is in the first end piece and the other end of the guide rod is in the second end piece.
This feature allows for a secure and easy installation of the guide bar.
In a sixth embodiment of the arrangement according to the invention, the surfaces of the first end piece and the feed opening side of the second end piece are smooth.
In a seventh embodiment of the arrangement according to the invention, the first end piece and the second end piece have an outer surface of the end piece and an inner surface of the end piece, and the outer surfaces of the end piece are away from the guide opening and the inner surfaces of the end piece than the distance between the first end piece and the second end piece at the level of the inner surfaces.
These features make it easier to install the cable in the guide hole through the feed hole.
In an eighth embodiment of the arrangement according to the invention, the device comprises a support arrangement of one or more guide rods in the wall of the guide opening S25, and the support arrangement of the guide rod is to support the guide rod.
This feature reduces the movements of the guide bar during use of the device, i.e. the device becomes more sturdy.
In a ninth embodiment of the arrangement according to the invention, the support arrangement or support arrangements I of the guide rod are arranged such that the distance between the end piece and the support arrangement and the distance between the support arrangements is a multiple of the guide diameter, i.e. the guide rod support arrangement or so that the guides in the guide bar S cannot move parallel to the bar S.
This feature prevents situations where gaps could form between the guides during use of the device and the cable would catch on.
In a tenth embodiment of the arrangement according to the invention, the width of the guide rod support arrangement in the direction of the guide rod is smaller than the diameter of the cables to be controlled by the device. This feature prevents situations in which, in an embodiment, there would be a gap on the guide bar support arrangement that the cable could grip. In an eleventh embodiment of the arrangement according to the invention, the suspension arrangement comprises an arm and fastening means for hanging the device for use. The arm allows the body and the guide opening, and thus the cable, to be placed at a sufficient distance from the structures, thus avoiding contact of the cable with the structures during the movement of the cable. In a twelfth embodiment of the arrangement according to the invention - the guide bar is positioned so that the surfaces of the guide pieces are separated from the wall of the guide opening. This feature prevents the guides from contacting the wall of the guide hole, which could cause extra friction as the guides rotate. In a thirteenth embodiment of the arrangement according to the invention - the body is a hoop-like structure which breaks at the feed opening. This feature provides an easy-to-build structure. In a fourteenth embodiment of the arrangement according to the invention, the hole in the guide piece is straight and passes through the center of the guide piece. The advantage of the invention is that it allows cables to be installed easily and safely. - In addition, by using the invention, the installation is speeded up and the cable installer does not necessarily need an assistant. The invention also makes it possible to install several cables at the same time. S The invention also reduces cable damage during cable installation. A further advantage of the invention is that it can be used in many different environments. LO OF
I = N EXPLANATION OF FIGURES LO
O S The invention will now be described in detail. In the description, reference is made to the accompanying drawing, in which Fig. 1 shows an example of a device according to the invention.
DETAILED DESCRIPTION OF THE DRAWINGS The embodiments described in the following description are merely exemplary, and one skilled in the art may practice the basic idea of the invention in a manner other than that described in the description. Although reference may be made in the description to one embodiment or embodiments in several places, this does not mean that the reference is to only one of the described embodiments or that the described feature is useful in only one of the described embodiments. The individual features of the two or more embodiments may be combined to provide new embodiments of the invention.
Figure 1 shows an example of an embodiment of a device 100 for controlling cables. The device comprises a body 101, a plurality of guide pieces 102 and a suspension arrangement 108. The body is shaped to form a guide hole 103, and more specifically the body forms a guide hole wall 107. Likewise, the body is provided with a feed opening 104. shown in the figure). Furthermore, the embodiment shown in the figure has a first end piece 109 and a second end piece 110 and one or more guide piece support arrangements 113.
In this embodiment, the body 101 is a strapping structure having a first edge 116 of the body and a second edge 117 of the body. The width of the body is the distance from the first edge of the body to the second edge of the body. The rim-shaped body is open in the direction of both edges, whereby the body defines N guide openings 103 passing through the rim. The body has an outer surface and <Q an inner surface, which inner surface is the wall of the guide opening 107. The feed opening has a first edge 105 of the feed opening N and a second edge 106 of the feed opening.
N In some embodiments, the frame may be implemented in other ways. Preferably, the S 30 body is made of metal, but other materials are possible.
In this embodiment, the device has a first end piece 109 and a second end piece 110 positioned so that the first end piece is at the first edge 105 of the feed opening and the second end piece is at the second edge 106 of the feed opening.
the inner surfaces of the end pieces 112. The outer surfaces of the end pieces are away from the guide opening 103 and the inner surfaces of the end pieces are in the guide opening. In this embodiment, the distance between the first end piece and the second end piece at the level of the outer surfaces is greater than the distance between the first end piece and the second end piece at the level of the inner surfaces, i.e. the width of the feed opening 104 decreases towards the center of the guide opening 103. In some embodiments, the width of the feed port is constant. In some embodiments, the feed opening side surfaces of the first end piece and the second end piece are smooth. The guide rod extends from or in the vicinity of the first edge of the feed opening to or near the second edge of the feed opening so that the feed opening remains free, i.e. the guide rod rotates along the wall 107 of the guide opening. The diameter of the guide rod is smaller than the diameter of the hole in the guide 102, and the guide pieces are inserted from their hole into the guide rod. In this embodiment, the guide rod is attached at its ends to the first end piece and the second end piece. In some embodiments, the ends of the guide rod may be attached to the wall of the guide hole. The guide pieces are spherical, and the hole in the guide piece is straight and passes through the center of the guide piece. In some embodiments, the guides are slightly oval. It is essential that the guides are able to rotate around the guide bar when the device is in use, or at least follow the movements of the cable to be guided. The guide bar is positioned so that the guide pieces do not touch the wall of the guide hole. In the embodiment shown in the figure, the wall of the guide opening and the guide piece rod are curved. In some embodiments, the guide opening may have a different shape, but the guide bar is shaped so that the guide members placed therein do not form steep angles with respect to each other. In some preferred embodiments, the guide rod is made of metal.
N a To support the guide bar, the device in this embodiment comprises one or <Q more guide bar support arrangements 113 in the guide aperture wall a 107. The guide bar support arrangements support the guide bar and hold E 30 in position during use of the device. In addition, the guide member rod support arrangements divide the guide members 102 into groups. In the embodiment according to Figure 1, S has two guide rod support arrangements: a first support arrangement and a second N support arrangement. The guides are divided into three groups, the first group N being located between the first end piece 109 and the first support arrangement, the second group between the first and second support arrangements and the third group between the second support arrangement and the second end piece 110. The support arrangements of the guide bar are arranged so that the distance between the end piece and the support arrangement and the distance between the support arrangements is a multiple of the diameter of the guide piece, i.e. the guides in the guide bar cannot move substantially parallel to the guide bar. This avoids the formation of gaps between the guide pieces which could be caught by the cable. In some embodiments, the width of the guide bar support arrangement in the direction of the guide bar is less than the diameter of the cables to be controlled by the device. This also aims to avoid gaps between the guides which could interfere with the guidance of the cable. The end pieces and handlebar support arrangements are made of plastic or similar material. The guide pieces are made of plastic, wood or similar material.
With the suspension arrangement 108, the device 100 is fixed in place during use so that the guide opening 103 is in a vertical position or close to it, i.e. the plane passing through the edges and the center of the guide opening is vertical. Likewise, the body 101 is placed in such a position that the feed opening 104 is at least for the most part above a horizontal line passing through the center of the guide opening, i.e. the guide opening opens upwards. In the case according to Fig. 1, the suspension arrangement is placed on the outer surface of the frame so that the suspension arrangement is downwards from the frame (in a vertical position) or the suspension arrangement is laterally from the frame (in a horizontal position) so that the guide opening opens upwards. This means that the suspension arrangement is configured so that when the device is in use, one edge of the feed opening is higher than the other. In order to reduce the possibility that during operation of the device, the cable controlled by the device leaves the control opening, in some embodiments the lower edge of the supply opening is higher or at least at the same level as the center of the control opening. To allow for multiple positions of the device, in some embodiments, the suspension arrangement is displaceable at various locations on the frame to form different types of suspensions. S In the embodiment shown, the suspension arrangement 108 comprises an arm 114 and a fastening means 115 for hanging the device for use. The shaft is a rod-like E 30 construction with screw threads at both ends of the shaft. Of course, there are N embodiments in which the attachment of the arm is implemented in other ways. The fastening means S can be, for example, screw- or spring-tight arrangements. The arm is dimensioned so that the guide opening 103 can be placed at such a distance from the structures that N that the cable to be guided does not hit the structures or the contacts can be minimized. - In one embodiment, the body is pivotable relative to the arm and in particular to its longitudinal axis. In the embodiment of the figure, the arm is positioned towards the guide.
the center of the opening, i.e. the arm, is at right angles to the tangent of the outer surface of the body 101. Of course, there are embodiments in which the arm can be placed in different directions relative to the body. When the device 100 is used, it is fixed to a fixed structure by a suspension arrangement 108. The position of the device is chosen so that it is sufficiently far from the structures with respect to the direction of transport of the cable and so that the feed opening 104 opens at least partially upwards. Depending on the shape and length of the route, several devices can be placed in the cable path. When the device is in place, the cable is inserted through the guide opening 103 or, alternatively, it is inserted into the guide opening through the feed opening. Once the cable has passed through the guide hole and the cable setter has caught the end of the cable, the cable can be pulled. The passage of the cable is controlled by the device so that it does not drag against the structures. In addition, the guide pieces 102 touched by the cable rotate around the guide piece rod, thus facilitating the movement of the cable. Once the cable has been pulled far enough, it can be removed from the guide hole through the feed hole and inserted as desired, and the device is removed by releasing the suspension arrangement. In some cases, the device and the cable therein may be left in place to facilitate cable replacement or insertion. Some preferred embodiments of the invention have been described above. The invention is not limited to the solutions just described, but the inventive idea can be applied in numerous ways within the limits set by the claims. O OF O OF
O <Q LO OF
I Ao a OF LO O OF O OF O OF
权利要求:
Claims (15)
[1]
A device (100) for guiding a cable, characterized in that the device comprises a body (101) and a plurality of spherical guide pieces (102) having a hole in the guide piece, the body being configured to form a guide hole (103) having a guide hole wall (107), and the cable is configured to pass through the guide port when the device is in use, and the body has a feed port (104) having a first edge (105) of the feed port and a second edge (106) of the feed port, the feed port being configured so that the cable can be inserted and removed from the guide opening through the feed opening, and the guide opening has a guide rod extending from or near the first edge of the feed opening to or near the second edge of the feed opening, the feed opening being smaller than the diameter of the guide rod the diameter of the hole in the guide piece, and the guide pieces are placed on the guide piece rod, and the guide piece rod is configured so that the guide piece rod The distance n from the wall of the guide opening is a radius of the guide piece or greater, and the device further has a suspension arrangement (108) attached to the frame to hang the device during use.
[2]
Device (100) according to claim 1, characterized in that the guide opening wall (107) and the guide piece rod are curved.
[3]
Device (100) according to one of Claims 1 or 2, characterized in that - the suspension arrangement (108) is configured such that, when the device is in use, one edge of the feed opening (104) is higher than the other.
[4]
Device (100) according to claim 3, characterized in that the lower edge of the feed opening (104) is higher than the center of the guide opening (103).
[5]
Device (100) according to one of Claims 1 to 4, characterized in that the suspension arrangement (108) can be moved at different points on the frame (101) to form different types of suspensions.
[6]
Device (100) according to one of Claims 1 to 5, characterized in that the first edge (105) of the N feed opening (104) has a first end piece E (109) and the second edge (106) of the feed opening has a second end piece (110). , and a one end of the guide rod 30 is in the first end piece and the other end of the guide rod is in the second end piece.
[7]
Device (100) according to Claim 6, characterized in that the feed-side surfaces of the first N end piece (109) and the second end piece (110) are smooth.
[8]
Device (100) according to claim 7, characterized in that the first end piece (109) and the second end piece (110) have an outer surface (111) and an inner surface (112) of the end piece, and the outer surfaces of the end piece are away from the guide opening and the inner surfaces of the end piece are in the guide opening (104) and the distance between the first end piece and the second end piece at the level of the outer surfaces is greater than the distance between the first end piece and the second end piece at the level of the inner surfaces.
[9]
Device (100) according to one of Claims 1 to 8, characterized in that the device comprises one or more guide rod support arrangements (113) in the guide opening wall (107) and the guide rod support arrangement is for supporting the guide rod.
[10]
Device (100) according to claim 9, characterized in that the guide rod support arrangement (113) or support arrangements are arranged such that the distance between the end piece (109, 110) and the support arrangement and the distance between the support arrangements is 102) the multiple of the diameter, i.e. the support arrangement or support arrangements of the guide rod, is configured so that the guide members in the guide rod cannot move parallel to the guide rod.
[11]
Device (100) according to claim 10, characterized in that the width of the guide rod support arrangement (113) in the direction of the guide rod is smaller than the diameter of the cables to be controlled by the device.
[12]
Device (100) according to one of Claims 1 to 11, characterized in that the suspension arrangement (108) comprises an arm (114) and fastening means (115) for hanging the device for use.
[13]
Device (100) according to one of Claims 1 to 12, characterized in that the guide rod (25) is positioned so that the surfaces of the guide pieces (102) are separated from the wall (107) of the guide opening. it
[14]
Device (100) according to one of Claims 1 to 13, characterized in that the O-body (101) is a hoop-like structure which breaks at the feed opening (104). E
[15]
Device (100) according to claims 1-14, characterized in that the hole in the guide body 30 (102) is straight and passes through the center of the guide piece.
O
OF
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同族专利:
公开号 | 公开日
FI129060B|2021-06-15|
引用文献:
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