专利摘要:
The invention relates to an apparatus for sterilizing liquids by means of ultraviolet rays, using as the radiation source a low pressure, high current, mercury vapor lamp (UV lamp) which is provided with an appendix-shaped piece of tube (appendix) located on the discharge tube. In order to be able to regulate the temperature of the appendix in a defined manner even while the lamp is in operation and in order to achieve longer life of the UV lamp, an airstream circulating through the apparatus is used to cool the UV lamp. This airstream follows a path such that the air warmed on the discharge tube travels past the electrode bulbs of the UV lamp to the outer wall of the pipeline, through which pipeline the liquid to be sterilized flows. The air which has cooled on the outer wall of the pipeline is then returned to the UV lamp and must be at a temperature which is lower than the operating temperature of the appendix, so that the temperature of the latter can be regulated in a defined manner by means of a heater.
公开号:SU953975A3
申请号:SU792776152
申请日:1979-06-05
公开日:1982-08-23
发明作者:Кузе Дитер;Видеркер Хайнц;Винклер Норберт;Беарда Питер
申请人:Ббц Аг Браун,Бовери Унд Ко. (Фирма);
IPC主号:
专利说明:

The Z9 is equipped with a tube that connects its upper part, in which the bulb with the electrodes is installed, and the lower part, in which the appendix and the heating element are installed. In this case, the element for creating air circulation is made in the form of an impeller located in the connecting tube on the pipeline. The device is equipped with a device for supplying a portion of the cooled air flow to the gas discharge tube. The device is made in the form of a pipe located outside and coaxially with the process, with one of its ends being open to the side of the gas discharge tube. In addition, the open end of the tube is made of electrically insulating material with a hole for inserting the igniter electrode, and the opposite end of the tube is made with a hole for supplying the rest of the cooled flow stream, while the heating element is located inside the cabin. FIG. 1 shows the proposed device, the general view; in fig. 2 shows an embodiment of the device. This device is arranged as follows. Sterilizable liquid 1 passes through pipeline 2, in which the gas discharge tube 3 of the UV lamp 4 is located, for example, in a quartz protective tube 5. The UV lamp 4 is located in the chamber. The vertical part of the chamber in which the flask with electrodes 6 is located is located above the pipe 2 and is connected by a tube 7 to the lower part of the chamber where the appendage 8 and the heating element 9 are located. The connecting tube 7 is in thermal contact with the liquid medium 1. The heating element 9 is controlled by the heat probe u and maintains a constant temperature of the process 8. On the sprout 8 there is a high-voltage high-frequency ignition electrode 11, which ignites the ultraviolet lamp 4. devices o works as follows. The air 12, heated by the heating element 9 and discharged, rises up, gets into the connecting tube 7 and here, in contact with the water pipe 2 (on which you can install a cooling impeller, if necessary), is cooled after the cooled air 13 again comes into contact with the ultraviolet lamp. At the same time, the space around the appendix 8 is cooled first. The number of cooling plates of the impeller 14, their size, as well as the surface of the pipeline 2 in contact with the cooling air 12, was chosen so that the air flow temperature 13 was lower than the operating temperature of the appendix 8 the process is carried out using a heating element 9, which, in turn, is controlled by a heat probe 10. If the bulb with the electrodes 6 of the ultraviolet lamp is located at the top of the chamber, and Ostok 8 below. air circulation occurs only through convection. Although the process 8 is connected directly to the gas discharge tube 3, it is possible in the device at the working temperature of the gas discharge tube 3 (300 C) to maintain the process helix of 8.65 ° C. The advantage of the device also lies in the possibility of preheating the gas discharge tube 3 during ignition, in the result of which the ignition process is facilitated. Reducing the operating temperature of the gas discharge tube extends the life of the UV lamp. In addition, the appendix is easily accessible to the ignition electrode, which excludes the possibility of any contact with the heating element, which should not come into contact with it. A variant of the device (Fig. 2) is possible, in which a large diameter tube is located coaxially with the process 8, the open end 15 of which is directed toward the discharge tube 3. The open end 15 of the tube is made of electrically insulating material, for example glass, and has an opening in this place 16 for inserting a high-voltage high-frequency ignition electrode 11. The opposite end 17 of the tube has at least one opening 18. Inside the tube between the holes 16 and 18 are located the heating element 9 and the heat measurement and probe 10. The heating element 9 is controlled by the heat probe 10 and maintains a constant temperature of the process 8. The connected channel due to the impeller 1 4 is in thermal contact with the liquid medium 1. The principle of this device is also based on the air circulation inside the device. Air 12, which is heated due to the discharge, passes by the flasks with electrodes 6 and enters the connecting channel 7, and then cools — on line 2 and the additional cooling impeller 14, Part 19 of the cooled air flow and 3 is supplied from the outer side of the tube directly to the discharge tube 3 of the ultraviolet lamp 4. Another part 20 of the cooled air flow 13 enters through the opening 18 into the interior of the tube and regulates, by means of the heating element 9 and the heat measuring probe 10, the working temperature of the process 8 to given value Consequently, the second part 20 of the cooled air flow 13 is primarily intended to maintain the process temperature of the process 8 at a constant level, a relatively small amount of air 20 should be passed through the tube. If the bulb of the electrodes is ultraviolet, the lamp 4 is located at the top chambers and a shoot 8 below, That Circulation of air ha occurs only through convection. Additional measures — the introduction of an air circulating pump or fan — is not necessary, however, a fan can sometimes be used, since this leads to an increase in air circulation and improves cooling of the discharge tube 3. The advantage of the device variant (Fig. 2) is The volume of the heating element 9 should only heat the second part 20 of the cooled air stream 13 to the working temperature of the process, as a result of which it is possible to install the heating element 9 of correspondingly smaller sizes. Due to the fact that the main part 20 of the cooled air flow 13 comes without intermediate heating on the heating element 9 K. The gas discharge tube 3, the cooling effect of the air flow 13 is used in this case most optimally. In addition, if there is a separate air supply, it is also possible, even when using a simple heating element 9, to install a cooling fan 21 that causes strong cooling in the circulating air flow 12, 13. ula of the invention 1. A device for sterilizing liquids containing pipe line, ultraviolet lamp with a gas discharge tube, filled with a process, an element for creating air circulation, a flask with electrodes located above the pipeline, a heating element and a burning electrode that distinguishes so that, in order to increase the life of the ultraviolet lamp, it is made in the form of a chamber equipped with a tube, connecting its upper KacTbi in which the flask with electrodes is installed, and the lower part in which the appendix and the heating element are installed. 2. A device according to H.1, which is intended for reading the element for creating air circulation, is made in the form of an impeller located in a connecting tube on the pipeline. 3. The device according to paragraphs. 1 and 2, about a t. In., In that it is equipped with a device for supplying a portion of the cooled air flow to the gas discharge tube. 4. A device according to claim 3, characterized in that the device is embodied as a tube located outside and coaxially with a process, with one end thereof being made open in the styrene of the discharge tube. 5. A device according to claim 4, characterized in that the open end of the tube is made of electrically insulating material with a hole for inserting the ignition electrode, and the opposite end of the tube is made with a hole for supplying the rest of the cooled air flow, while the heating element is located inside the tube. Sources of information taken into account in the examination of l.UElravioPett -Sirabeer von Brown BoveriEin Ptog amm fiir Anspruche. Prospect firm BBC, AG Brown, Boveri und Co, Switzerland, 1977. J W- Fig-l / / G 7i7 Fig. I
权利要求:
Claims (5)
[1]
Claim
1. A device for sterilizing liquids containing a pipeline, an ultraviolet lamp with a gas discharge tube made with a process, an element for creating air circulation, a flask with electrodes located above the pipeline, a heating element and an ignition electrode, characterized in that, in order to increase the service life of the ultraviolet lamp, it is made in the form of a chamber equipped with a tube connecting its upper part in which the bulb with electrodes is installed, and the lower part in which the process and heating are installed tionary element.
[2]
2. The device according to claim 1, with the fact that the element for creating air circulation is made in the form of an impeller located in a connecting tube on the pipeline.
[3]
3. The device according to paragraphs. 1 and 2, about tl ft .. characterized in that it is equipped with a device for supplying part of the cooled air flow to the gas discharge tube.
[4]
4. The device pop.Z, characterized in that the device is made in the form of a tube located outside and coaxial to the appendage, with one end made open in the steron of the discharge tube. from
[5]
5. The device according to claim 4, characterized in that the open end of the tube is made of electrically insulating material with an opening for introducing an igniting electrode, and the opposite end of the tube is made with an opening for supplying the rest of the cooled air stream, while the heating element is located inside the tube.
类似技术:
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同族专利:
公开号 | 公开日
FR2435918B1|1983-03-25|
US4250391A|1981-02-10|
BE876766A|1979-10-01|
NL7904373A|1979-12-11|
DE2827773A1|1979-12-13|
FR2435918A1|1980-04-11|
CA1097021A|1981-03-10|
GB2023980B|1982-07-21|
CH631950A5|1982-09-15|
AT362077B|1981-04-27|
IT1121555B|1986-04-02|
IT7923195D0|1979-06-01|
RO77949A|1982-03-24|
JPS55200A|1980-01-05|
ATA397479A|1980-09-15|
SE7904844L|1979-12-08|
JPS6252579B2|1987-11-06|
HU179680B|1982-11-29|
GB2023980A|1980-01-03|
DK231479A|1979-12-08|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题

US2243632A|1938-06-01|1941-05-27|Vitamin Technologists Inc|Synthesis of vitamin d|
GB539382A|1940-02-17|1941-09-08|British Thomson Houston Co Ltd|Improvements relating to the operation of electric discharge lamps|
FR895123A|1941-12-29|1945-01-16|Hermes Patentverwertungs Gmbh|Process and equipment for the treatment of solids, liquids or gases by means of ultra-violet rays|
US3637342A|1969-05-07|1972-01-25|Louis P Veloz|Sterilization of fluids by ultraviolet radiation|
US3792230A|1972-03-30|1974-02-12|Industrial Innovations Inc|Gas-cooled torch lamp|CH636479A5|1979-05-09|1983-05-31|Bbc Brown Boveri & Cie|DEVICE FOR DISinfecting A LIQUID BY MEANS OF ULTRAVIOLETTER RAYS.|
JPS6315036Y2|1984-02-24|1988-04-26|
JPS6134245U|1984-07-31|1986-03-01|
JPS6350076B2|1984-12-17|1988-10-06|Koji Yamagata|
EP0236575B1|1986-02-12|1989-11-15|BBC Brown Boveri AG|Apparatus for the disinfection of liquids|
CH670171A5|1986-07-22|1989-05-12|Bbc Brown Boveri & Cie|
US5173638A|1986-07-22|1992-12-22|Bbc Brown, Boveri Ag|High-power radiator|
CN1977978B|2005-12-01|2011-07-06|福建新大陆环保科技有限公司|Open ditch-radiative sterilizing system|
RU2455633C1|2010-12-28|2012-07-10|ООО "Бюро аналитического приборостроения "Хромдет-Экология"|Photoionisation detector|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
CH620778A|CH631950A5|1978-06-07|1978-06-07|DEVICE FOR DISinfecting LIQUIDS, IN PARTICULAR WATER, BY means of ULTRAVIOLETTER RAYS.|
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