CN214748494U - Temperature detection device for lead-lined part of cable joint - Google Patents
Temperature detection device for lead-lined part of cable joint Download PDFInfo
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- CN214748494U CN214748494U CN202121024359.4U CN202121024359U CN214748494U CN 214748494 U CN214748494 U CN 214748494U CN 202121024359 U CN202121024359 U CN 202121024359U CN 214748494 U CN214748494 U CN 214748494U
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Abstract
The utility model provides a temperature-detecting device of lead portion is warded off to cable joint, including copper shell and the cable that is connected, and the cover locates the outside lead portion that wards off of junction of copper shell and cable, be equipped with temperature sensor on the lateral wall that wards off lead portion, temperature sensor includes temperature sensor body and mount pad, the temperature measurement end of temperature sensor body is hugged closely mutually with warding off lead portion, the one end of warding off lead portion is kept away from to the temperature sensor body is located to the mount pad, mount pad and temperature sensor body detachably looks rigid coupling, a plurality of constant head tanks that extend along the week direction that wards off lead portion are seted up to the one end that the temperature sensor body was kept away from to the mount pad, be equipped with the high temperature resistant ribbon that will warded off lead portion and temperature sensor bundle in the constant head tank. The utility model discloses can make temperature sensor and cable joint ward off plumbous portion direct contact and be connected more firmly, temperature sensor is difficult to take place not hard up to it is more accurate to make the data that temperature sensor surveyed.
Description
Technical Field
The utility model relates to a temperature detect technical field specifically is a temperature-detecting device of cable joint warded off plumbous portion.
Background
The power is mainly transmitted by adopting cables, different cables are connected with each other by using joints, and a plurality of cables and the joints jointly form a power grid. And the cable joint is used as a key node in the power grid and is also a multi-fault point. Particularly, at the lead-lined position of the copper tail pipe of the cable head, the welding point of the copper tail pipe of the cable head is easy to be too high in resistance due to insufficient welding and the small area of the welding point in the installation and construction process or cable displacement caused by the fact that the cable head is influenced by factors such as the self gravity of the cable, external acting force and the like after long-time operation, so that the welding position is overheated, the main insulation thermal aging of the cable is further caused, the main insulation breakdown is accelerated, and finally the breakdown fault of the cable head is caused. Therefore, in order to ensure the normal operation of the power grid, the temperature of the lead-lined part of the cable joint needs to be detected in real time.
The junction of cable and copper casing adopts the warding off lead to seal in general, and in prior art, temperature sensor adopts the sticky tape to lay on the lateral wall that cable joint warding off lead portion mostly, and temperature sensor and cable joint warding off lead portion's is connected insecure, and after the sticky tape became invalid, temperature sensor took place to become flexible more easily, leads to temperature sensor and cable joint warding off lead portion's lateral wall to break away from, makes the data that temperature sensor surveyed inaccurate.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough of prior art, the utility model provides a temperature-detecting device that lead part was warded off to cable joint for temperature sensor and cable joint are warded off lead part's being connected more firmly, and temperature sensor is difficult to take place not hard up, and the data that make temperature sensor record are more accurate.
The utility model adopts the following technical proposal.
The utility model provides a cable joint wards off temperature-detecting device of lead portion, is including the copper shell and the cable that are connected to and the cover locates the outside portion of warding off lead portion of junction of copper shell and cable, be equipped with temperature sensor on warding off the lateral wall of lead portion, temperature sensor includes temperature sensor body and mount pad, the temperature measurement end of temperature sensor body is hugged closely with warding off lead portion, the one end of warding off lead portion is kept away from to the temperature sensor body is located to the mount pad, mount pad and temperature sensor body detachably looks rigid coupling, the constant head tank that a plurality of edges warded off lead portion's week direction extension is seted up to the one end that the temperature sensor body was kept away from to the mount pad, be equipped with the high temperature resistant ribbon that will warded off lead portion and temperature sensor bundle and bind in the constant head tank.
Further, the temperature sensor body comprises a U-shaped shell, the shell is made of materials with high heat conductivity coefficient, a medium body is filled in the shell, a protective layer and an antenna layer are sequentially arranged between the shell and the medium body from outside to inside, an RFID temperature measuring chip electrically connected with the antenna layer is embedded in the protective layer, and the RFID temperature measuring chip is in heat conduction connection with the shell.
Further, the mounting groove has been seted up towards the one end of temperature sensor body to the mount pad, the temperature sensor body is connected and is interference fit with mounting groove slidable, the degree of depth that highly is greater than the mounting groove of casing.
Further, the inner side wall of the mounting groove is provided with a guide block, and the side part of the medium body which is not covered by the shell is provided with a guide rail matched with the guide block.
Further, the shell is made of metal.
Furthermore, a heat-conducting glue is arranged between the temperature measuring end of the temperature sensor body and the lead lining part.
Further, the exterior of the lead-lined part is covered with a waterproof layer wrapping the temperature sensor.
Further, the waterproof layer is formed by winding an adhesive tape on the outer side of the lead-lined part.
The utility model has the advantages that:
the utility model discloses a high temperature resistant ribbon will ward off plumbous portion and temperature sensor binding, make temperature sensor more firm with the being connected of ward off plumbous portion, temperature sensor is difficult to take place not hard up, the problem that the temperature sensor that leads to because of the sticky tape inefficacy takes place not hard up more easily among the prior art has been solved effectively, thereby the data that make temperature sensor record are more accurate, and simultaneously, under the mating reaction of constant head tank and high temperature resistant ribbon, the temperature sensor that is tied up is difficult to break away from high temperature resistant ribbon, the temperature sensor who has avoided effectively breaking away from and lead to because of temperature sensor and high temperature resistant ribbon comes off from ward off the plumbous portion. In addition, the temperature sensor comprises a temperature sensor body and a mounting seat detachably and fixedly connected with the temperature sensor body, so that the temperature sensor can be detached and assembled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is a schematic structural diagram of a temperature sensor according to the present embodiment;
FIG. 3 is a schematic structural diagram of a temperature sensor body according to the present embodiment;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is a schematic structural diagram of the mounting base of the present embodiment.
Description of reference numerals:
a copper sheath 11, a cable 12, a lead-lined portion 13,
a temperature sensor 2, a temperature sensor body 21, a mounting seat 22, a high-temperature resistant ribbon 23,
a shell 211, a dielectric body 212, a protective layer 213, an antenna layer 214, an RFID temperature measuring chip 215, a guide rail 216,
the positioning groove 221, the mounting groove 222, the guide block 223,
and a waterproof layer 3.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for a better understanding of the present embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent actual product dimensions.
It will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
The temperature detection device for the lead lining part of the cable joint shown in the attached drawing comprises a copper shell 11 and a cable 12 which are connected, and a lead lining part 13 which is sleeved outside the joint of the copper shell 11 and the cable 12, wherein a temperature sensor 2 is arranged on the outer side wall of the lead lining part 13, the temperature sensor 2 comprises a temperature sensor body 21 and a mounting seat 22, the temperature measuring end of the temperature sensor body 21 is tightly attached to the lead lining part 13, the mounting seat 22 is arranged at one end, far away from the lead lining part 13, of the temperature sensor body 21, the mounting seat 22 is detachably and fixedly connected with the temperature sensor body 21, one end, far away from the temperature sensor body 21, of the mounting seat 22 is provided with a plurality of positioning grooves 221 extending along the circumferential direction of the lead lining part 13, and a high-temperature resistant binding belt 23 which binds the lead lining part 13 and the temperature sensor 2 is arranged in the positioning grooves 221.
Preferably, the temperature sensor body 21 includes a U-shaped housing 211, the housing 211 is made of a material with a high thermal conductivity, the housing 211 is filled with a dielectric body 212, a protective layer 213 and an antenna layer 214 are sequentially disposed between the housing 211 and the dielectric body 212 from outside to inside, an RFID temperature measurement chip 215 electrically connected to the antenna layer 214 is embedded in the protective layer 213, and the RFID temperature measurement chip 215 is thermally connected to the housing 211. The outer surface of the shell 211 is a temperature measuring end of the temperature sensor body 21, after the lead lining part 13 and the temperature sensor 2 are bound by the high temperature resistant binding band 23, the shell 211 of the temperature sensor body 21 is closely attached to the outer side wall of the lead lining part 13, and the heat of the lead lining part 13 is transferred to the RFID temperature measuring chip 215 through the shell 211.
Preferably, one end of the mounting seat 22 facing the temperature sensor body 21 is provided with a mounting groove 222, the temperature sensor body 21 is slidably connected with the mounting groove 222 and is in interference fit, in order to enable the housing 211 to be tightly attached to the outer side wall of the lead lining portion 13, the height of the housing 211 is greater than the depth of the mounting groove 222. The mounting block 22 is made of plastic. Further preferably, the housing 211 is made of metal, such as aluminum alloy. The housing 211 made of metal can reflect the signal generated by the antenna layer 214 and overlap with the original signal of the antenna layer 214, thereby increasing the strength of the signal.
In this embodiment, the dielectric body 212 is made of plastic. The protective layer 214 is made of epoxy glue.
Preferably, in order to make the connection between the temperature sensor body 21 and the mounting seat 22 more stable, a guide block 223 is disposed on the inner side wall of the mounting groove 222, and a guide rail 216 matched with the guide block 223 is disposed on the side of the medium body 212 not covered by the housing 211.
Preferably, in order to ensure that the connection between the temperature sensor body 21 and the lead lining part 13 is more stable, heat-conducting glue is arranged between the temperature measuring end of the temperature sensor body 21 and the lead lining part 13.
Preferably, in order to reduce the interference of the outside to the temperature sensor, the waterproof layer 3 wrapping the temperature sensor 2 is covered on the outside of the lead-lined part 13, and the waterproof layer 3 is formed by winding an adhesive tape on the outside of the lead-lined part 13. In other embodiments, the waterproof layer 3 may be made of heat shrinkable tube.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. A temperature detection device for a lead-lined part of a cable joint comprises a copper shell and a cable which are connected, and the lead-lined part which is sleeved outside the connection part of the copper shell and the cable, and is characterized in that,
be equipped with temperature sensor on the lateral wall of warding off plumbous portion, temperature sensor includes temperature sensor body and mount pad, the temperature measurement end of temperature sensor body is hugged closely with warding off plumbous portion, the one end of warding off plumbous portion is kept away from to the temperature sensor body is located to the mount pad, mount pad and temperature sensor body detachably looks rigid coupling, a plurality of constant head tanks that extend along the week direction of warding off plumbous portion are seted up to the one end that the temperature sensor body was kept away from to the mount pad, be equipped with the high temperature resistant ribbon that will warded off plumbous portion and temperature sensor bundle and tie up in the constant head tank.
2. The temperature detection device for the lead-lined part of the cable joint as recited in claim 1, wherein the temperature sensor body comprises a U-shaped shell, the shell is made of a material with high thermal conductivity, a dielectric body is filled in the shell, a protective layer and an antenna layer are sequentially arranged between the shell and the dielectric body from outside to inside, an RFID temperature measurement chip electrically connected with the antenna layer is embedded in the protective layer, and the RFID temperature measurement chip is in heat conduction connection with the shell.
3. The device for detecting the temperature of the lead-lined part of the cable joint as claimed in claim 2, wherein an installation groove is formed in one end, facing the temperature sensor body, of the installation seat, the temperature sensor body is connected with the installation groove in a sliding mode and in interference fit mode, and the height of the shell is larger than the depth of the installation groove.
4. The device for detecting the temperature of the lead-lined part of the cable joint as claimed in claim 3, wherein a guide block is arranged on the inner side wall of the mounting groove, and a guide rail matched with the guide block is arranged on the side part of the dielectric body which is not covered by the shell.
5. The apparatus as claimed in claim 2, wherein the housing is made of metal.
6. The device for detecting the temperature of the lead-lined part of the cable joint as claimed in claim 1, wherein a heat-conducting glue is arranged between the temperature measuring end of the temperature sensor body and the lead-lined part.
7. The apparatus for detecting the temperature of the lead-lined part of the cable joint as claimed in claim 1, wherein a waterproof layer covering the temperature sensor is covered on the exterior of the lead-lined part.
8. The apparatus as claimed in claim 7, wherein the waterproof layer is formed by winding an adhesive tape around the outside of the lead-lined portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121024359.4U CN214748494U (en) | 2021-05-13 | 2021-05-13 | Temperature detection device for lead-lined part of cable joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121024359.4U CN214748494U (en) | 2021-05-13 | 2021-05-13 | Temperature detection device for lead-lined part of cable joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214748494U true CN214748494U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121024359.4U Active CN214748494U (en) | 2021-05-13 | 2021-05-13 | Temperature detection device for lead-lined part of cable joint |
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| Country | Link |
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| CN (1) | CN214748494U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674377A (en) * | 2022-05-30 | 2022-06-28 | 广东电网有限责任公司佛山供电局 | Cable joint monitoring method, sensor, data processing terminal and system |
-
2021
- 2021-05-13 CN CN202121024359.4U patent/CN214748494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674377A (en) * | 2022-05-30 | 2022-06-28 | 广东电网有限责任公司佛山供电局 | Cable joint monitoring method, sensor, data processing terminal and system |
| CN114674377B (en) * | 2022-05-30 | 2022-08-09 | 广东电网有限责任公司佛山供电局 | Cable joint monitoring method, data processing terminal and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A temperature detection device for lead lined part of cable joint Effective date of registration: 20220330 Granted publication date: 20211116 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Tianhe branch Pledgor: GUANGZHOU GO-LIK CABLE ACCESSORY Co.,Ltd. Registration number: Y2022440000057 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230321 Granted publication date: 20211116 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Tianhe branch Pledgor: GUANGZHOU GO-LIK CABLE ACCESSORY Co.,Ltd. Registration number: Y2022440000057 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A temperature detection device for the lead coated part of cable joints Effective date of registration: 20230803 Granted publication date: 20211116 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Tianhe branch Pledgor: GUANGZHOU GO-LIK CABLE ACCESSORY Co.,Ltd. Registration number: Y2023980050736 |