专利摘要:

公开号:NL2009950A
申请号:NL2009950
申请日:2012-12-10
公开日:2013-06-13
发明作者:Pierre Plath;Peter Sturm
申请人:Rittal Gmbh & Co Kg;
IPC主号:
专利说明:

Nr. NLP192580A
Multi-pole rider fuse element
The invention relates to a multi-pole rider fuse element for clicking on a current collecting rail, with a base carrier which comprises fuse receiving shafts arranged one behind the other in the longitudinal direction of the base carrier and spaced apart from one another, each having an electrically conductive contact receiving means for a fuse element, in each case a conductor track with in each case a connecting element arranged on an end side of the base carrier are electrically connected. Such a multi-pole rider fuse element is disclosed in DE-10.2007.061.430B3. This rider fuse element further excels in that, for the comfortable connection of the cable, a terminal block is provided on the end side of the rider fuse element, in which contact terminals are included, each of which is connected to one of the electrically conductive contact receiving means.
The known rider fuse element has the disadvantage that on account of the configuration of the fuse receiving shafts in the longitudinal direction of the rider fuse element one after the other for contacting the electrically conductive contact receiving means with the terminals arranged in the terminal block, a plurality of conductor tracks between the respective contact receiving means and the The terminal block must be guided, whereby the conductor paths must be cumbersome to prevent short circuits between the partially crossing conductor tracks. The cumbersome conduction of the conductor tracks again necessitates the high manufacturing costs of the known multi-pole rider fuse elements and the costly manufacture thereof.
It is therefore an object of the invention to propose a multi-pole rider fuse element of this type, wherein the conductor paths between the connecting element thereof and the relevant electrically conductive contact-receiving means are, on the one hand, guided clearly apart from one another, while installation, in particular with regard to the installation of the conductor tracks in the rider fuse element.
This object is achieved according to the invention by a multi-pole rider fuse element according to claim 1. Advantageous embodiments of the invention are the subject of the subclaims.
The multi-pole rider fuse element according to the invention is distinguished by the fact that an extending module is arranged on a longitudinal side of the base carrier which comprises at least one longitudinally extending shaft, wherein in each of the shafts exactly one of the conductor tracks between the relevant contact receiving means and the respective connecting element is guided. The solution according to the invention is therefore based on the fact that the conduction of at least one of the conductor tracks between the contact-receiving means and the connecting element is supported on a module which extends the base carrier. In this way, the conductor tracks in the expanding module can be parallel-guided at a distance between the contact means and the connecting element.
3
It is preferable that the connecting elements are accommodated in a connecting block arranged on a head side of the rider fuse element, the at least one shaft opening into the connecting block.
In the preferred embodiment of the invention, the base carrier and the expanding module are designed as separate and optionally connectable structural components, the terminal block being part of the expanding module and comprising at least one passage for a conductor track passing through the end face of the base carrier is guided and to which a fuse receiving shaft closest to the end is added. In this embodiment, the conductor track to which the fuse receiving shaft closest to the end side is added is thus guided through the end face of the base carrier, while the fuse receiving shafts arranged behind this fuse receiving shaft in the longitudinal direction from the terminal block are connected to their associated connecting elements via conductor tracks , which are guided by the shafts arranged in the expanding module.
It is further preferred that the shafts of the expanding module are separated from one another by parallel boundary walls, which are preferably made of an electrically insulating material, the boundary walls opening into the terminal block. An opening of the mouth for one of the conductor tracks is then provided between adjacent boundary walls. Preferably, one of the boundary walls is an outer wall of the expanding module extending in the longitudinal direction of the expanding module.
In the preferred embodiment, the openings of the outlets are formed in that each time adjacent boundary walls that extend in longitudinal direction from the connecting block comprise a different length, wherein the length of the 4 boundary walls decreases with a decreasing distance from the base support. The length of the boundary walls is thus precisely dimensioned such that, for each pair of two boundary walls, the boundary wall arranged closer to the base carrier is each time shorter, so that an outlet opening is formed in the longitudinal direction behind the end of the respectively shorter boundary wall, through which the conductor tracks can enter substantially perpendicular to the longitudinal direction of the boundary walls in the shaft formed between the boundary walls.
At the transition between the base carrier and the expansion module and at the transition between the expansion module and the terminal block, it may be necessary, depending on the embodiment, for the conductor path to be changed in the direction of its extension with a small radius. In order for the conductor track to have sufficient flexibility in these embodiments and also not to be permanently damaged at the diverting locations, it can be determined that in an embodiment of the invention at least one of the conductor tracks comprises or consists of an electrically conductive fabric strip which is connected to at least one of the two ends thereof is compacted to form a contact location. The compacted contact points serve to establish an electrically conductive and positive connection between the conductor track and the contact receiving means or the connecting element, respectively. The connection between the conductor track and the contact receiving means, respectively the connecting element, can be a material-closing welded or hard-soldered connection. However, for the above-mentioned purpose, the contact locations may also comprise a passage for a fastening means, for example a screw or the like.
In a further embodiment, the multi-pole rider fuse element has a cover that covers the base carrier, the extending module and, if present, the connection block on the fuse element placement side, the cover comprising passages for the fuse elements and the passages with the fuse receiving shafts and are aligned with the thread receiving means. In this embodiment, the multi-pole rider fuse element is preferably designed in such a way that when the cover is removed, both the fuse receiving shafts and the shafts formed in the expanding module for guiding the conductor tracks in the receiving means in the terminal block in which the connecting elements can be placed, simple arrangement of the conductor tracks, the contact-receiving means and the connecting elements are accessible.
With a rider fuse element, in which the base carrier and the expanding module are designed as separate and optionally connectable structural components, it is preferred that the cover is designed to connect the base carrier and the expanding module to each other in a force-tight manner.
In order to ensure reliable contact between the foot contact of a fuse element that is placed in the fuse receiving shaft of a rider fuse element according to the invention, and the busbar on which the rider fuse element is clicked, it is determined in an embodiment of the invention that a lower exit opening of at least at least one fuse receiving shaft, a pre-tensioned and pivotally supported contact element is pre-supported which forms an electrical bridge between a foot contact of the fuse element and the collecting rail when a rider fuse is clipped onto a current collecting rail.
Further details of the invention are illustrated with reference to the figure below. This shows an exploded view of the 6 preferred embodiment of the rider fuse element according to the invention.
The rider fuse element shown in the figure comprises a base carrier 1, which comprises fuse receiving shafts 2, and an expanding module 8. To the fuse receiving shafts 2, an electrically conductive contact receiving means 3 has been added for a fuse element, the contact receiving means 3 being designed as thread receiving means and conductor track 4 with in each case a connecting element 6 arranged on an end side 5 of the base carrier 1 are electrically connected. The expanding module 8 comprises two shafts 9 extending in the longitudinal direction of the rider fuse element, with exactly one of the conductor tracks 4 being guided in each of the shafts 9 between the respective contact receiving means 3 and the respective connecting element 6. It is further to be noted that the shortest conductor track 4 is guided through a passage in the end face 5 of the base carrier 1 and through a passage 11 in the terminal block 10 and not through one of the shafts 9. The connection elements 6 are incorporated in the connection block 10 arranged on the end face 5 of the rider fuse element, the shafts 9 in each case terminating in the connection block 10. The base carrier 1 and the expanding module 8 are designed as separate structural components that can be connected to each other, wherein the terminal block 10 is again made in one piece with the expanding module 8. The shafts 9 of the expanding module 8 are bounded by parallel boundary walls 12 of different lengths, with each boundary wall 12 terminating in the terminal block 10. Between adjacent boundary walls 12, in each case, an opening 13 for debouching for one of the conductor tracks 4 is formed in that the boundary walls 12 extending in each case from the connecting block 10 in the longitudinal direction comprise a different length, 7 wherein the length of the boundary wall 12, which is closer to the base carrier 1, is smaller than the len of the more remote boundary wall 12.
The conductor tracks 4 are formed by an electrically conductive fabric band, which is compacted at both ends to form a contact location 15. The fabric band is preferably a copper fabric band, the contact means 3 being electrically conductive via a material-closing connection, preferably a weld connection and are connected with force to the contact location 15. The contact locations 15 added to the connection elements 6 have a passage, with the aid of which the relevant contact location 15 can be screwed into the connection block 10 with the fixing of the connection element 6.
A cover 16 is provided to cover the base carrier 1, the expanding module 8 and the terminal block 10, the cover 16 comprising passages 17 for placing fuse elements. The passages 17 are just so designed that they are aligned with the fuse receiving shafts 2 and with the thread receiving means 3 when the cover 16 is mounted on the base support 1, the expanding module 8 and the terminal block 10. With the cover 16 removed, the shafts 9, the fuse receiving shafts 2 and the receiving means for the connecting elements 6 of the connecting block 10 for mounting the conductor tracks 4, the contact receiving means 3 and the base module 1, the expanding module 8 and the covering 16 are provided. molded housing of the rider fuse element freely accessible. The cover 16 is properly configured to force-connect the base carrier 1 and the expanding module 8 together with the one-piece terminal block 10 formed with the expanding module 8.
Prior to the rearward exit openings of the fuse receiving shafts 2, a contact element 18 is biased by means of a spring and pivotally supported, wherein the contact element 18 is pre-tensioned in the direction of the foot contact of the fuse and is thus placed in a position fuse element and in the case of a rider fuse element clicked on a current collecting rail, an electrical bridge forms between the foot contact and the collecting rail.
For assembling the rider fuse element, base carrier 1 and an expanding module according to Figure 1 are approached to each other such that the base carrier 1 with its end face 15 borders on the passage 11 of the terminal block 10, wherein the boundary walls 12 of the shafts 9 of the shafts extending module 8 are arranged parallel to the longitudinal sides of the base carrier 1. The conductor tracks 4 can then be placed with welded-on contact means 3, wherein the two longer of the three conductor tracks 4 can be placed in the shafts 9 formed by the boundary walls 12 and the contact receiving means 3 with the fuse receiving shafts 2 in line with the base carrier 1 are screwed. The shorter conductor track 4 is diverted from the aforementioned conductor tracks 4 through the end face 5 and the passage 11 and, as described above, fixed to the connecting element 6 and the contact receiving means 3 on the base carrier 1 and on the terminal block 10, respectively. When placing the conductor tracks 4, connection elements 6 are pushed onto the contact locations 15 facing the terminal block 10, which elements are fixed after the conductor tracks 4 and the connection elements 6 have been placed in the terminal block 10 by screwing the terminal 15 with the terminal block 10 in the terminal block. After the rider fuse element has been pre-assembled as described above, the cover 16 for establishing a permanent connection between the above-mentioned components on the base carrier 1, the expanding module 8 and the terminal block 10 is fixed.
The measures of the invention disclosed in the foregoing description, the drawing 5 and the claims can be of importance both individually and in any combination for carrying out the invention.
10
REFERENCE NUMBER LIST
1 base support 2 fuse receiving shaft 5 3 contact receiving means 4 conductor track 5 end face of the base support 6 connecting element 7 longitudinal side of the base support 10 8 expanding module 9 shaft of the expanding module 10 terminal block 11 passage 12 boundary wall 15 13 outlet opening 14 outer wall 15 contact location 16 cover 17 passage 20 18 contact element
权利要求:
Claims (10)
[1]
A multi-pole rider fuse element for clicking on a current collecting rail, with a base carrier (1) which comprises fuse receiving shafts (2) arranged one behind the other in the longitudinal direction of the base carrier (1), each having an electrically conductive contact receiving means (3) for a fuse element, the contacting means (3) is electrically connected via a conductor track (4) each with a connecting element (6) arranged on an end face (5) of the base support (1), characterized in that on a longitudinal side (7) of the base support (1) an expanding module (8) is provided, which comprises at least one longitudinally extending shaft (9), with exactly one of the conductor tracks (4) being guided in each of the shafts (9) between the respective contact receiving means ( 3) and the relevant connection element (6).
[2]
Multi-pole rider fuse element according to claim 1, wherein the connecting elements (6) are accommodated in a connection block (10) arranged on a front side (5) of the rider fuse element, the at least one shaft (9) terminating in the connection block (10).
[3]
The multi-pole rider fuse element according to claim 2, wherein the base carrier (1) and the expanding module (8) are designed as separate optional components to be connected to each other, the terminal block (10) being part of the expanding module (8) and comprises at least one passage (11) for a conductor track (4) which is guided through the end face (5) of the base support (1) and to which the fuse receiving shaft (2) closest to the end face (5) is added.
[4]
Multi-pole rider fuse element according to claim 1, wherein the shafts (2) of the expanding module (8) are separated from each other by parallel boundary walls (12) of an electrically insulating material, the boundary walls (12) terminating in a connection block (10) and wherein in each case an outlet opening (13) is formed between adjacent boundary walls (12) for one of the conductor tracks (4).
[5]
The multi-pole rider fuse element according to claim 4, wherein one of the boundary walls (12) is an outer wall (14) of the expanding module (8) extending in the longitudinal direction of the expanding module (8).
[6]
Multi-pole rider fuse element according to claim 4 or 5, wherein the outlet openings (13) are formed in that adjacent boundary walls (12) in each case extend from the connecting block (10) in the longitudinal direction to a different length, wherein the length of the boundary walls (12) decreases with a decreasing distance from the base carrier (1).
[7]
A multi-pole rider fuse element according to any one of the preceding claims, wherein at least one of the conductor tracks (4) comprises an electrically conductive fabric strip which is compacted at at least one of its two ends to form a contact location (15).
[8]
A multi-pole rider fuse element according to any one of the preceding claims, wherein a cover (16) covers the base carrier (1), the expanding module (8) and, if present, the terminal block (10) on the side thereof for the fuse elements, the cover (16) comprises passages (17) for the fuse elements, which are aligned with the fuse receiving shafts (2) and the thread receiving means (3).
[9]
The multi-pole rider fuse element according to claim 8, wherein the cover (16) of a rider fuse element, wherein the base carrier (1) and the expanding module (8) are designed as separate and optionally connectable structural components, the base carrier (1) and the expanding module (8) connects forcefully with each other.
[10]
10. A multi-pole rider fuse element according to any one of the preceding claims, wherein prior to a lower exit opening of at least one secure accommodation shaft (2), a spring element pre-tensioned and pivotally supported is supported, which is clicked on a current busbar at a current collecting rail. rider fuse element forms an electric bridge between a foot contact of the fuse element and the busbar. -o-o-o-o-o-o-o-
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引用文献:
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DE1805354A1|1968-10-26|1970-05-21|Pfisterer Elektrotech Karl|Circuit strip|
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DE1932697U|1965-12-08|1966-02-17|Sueddeutsche Kabelwerke Zweign|FUSE BAR FOR USE IN CABLE DISTRIBUTION CABINETS.|
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DE102007061430B3|2007-12-20|2009-07-23|Wöhner GmbH & Co. KG Elektrotechnische Systeme|Multipolar fuse holder i.e. three-pole fuse holder, for fixing on bus bar in busbar system, has contact pieces that are arranged in housing upper part and aligned above respective fuse receiving slot|
CN101752710B|2008-12-10|2012-05-23|富士康电脑接插件有限公司|Cable connector component|
ES2381604T3|2008-12-15|2012-05-29|Klaus Bruchmann|Switch protection set for busbar systems|CN106098499B|2016-08-16|2018-04-10|上海爱浦克施电力科技股份有限公司|Monoblock type electric conductor and two-way fuse|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
DE102011120864|2011-12-12|
DE102011120864.3A|DE102011120864B4|2011-12-12|2011-12-12|Multipole Rider Security Element|
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