CN212931722U - Non-implanted switch cabinet internal hot spot temperature detection device - Google Patents
Non-implanted switch cabinet internal hot spot temperature detection device Download PDFInfo
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- CN212931722U CN212931722U CN202022153522.9U CN202022153522U CN212931722U CN 212931722 U CN212931722 U CN 212931722U CN 202022153522 U CN202022153522 U CN 202022153522U CN 212931722 U CN212931722 U CN 212931722U
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- temperature
- switch cabinet
- cubical switchboard
- hot spot
- acquisition unit
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Abstract
The utility model relates to an electrical engineering technical field refers in particular to a non-implanted's inside hot temperature detection device of cubical switchboard, including temperature sensor, the signal line, the temperature acquisition unit, RS485 LoRa and the inside hot temperature inversion monitor controller of cubical switchboard, temperature sensor and temperature acquisition unit pass through the signal line and connect, the temperature acquisition unit passes through RS485 LoRa with the inside hot temperature inversion monitor controller of cubical switchboard and connects, temperature sensor installs on the outside of the cubical switchboard cabinet body in the cubical switchboard, the inside of the cubical switchboard instrument room in the cubical switchboard is installed to the temperature acquisition unit, the inside hot temperature inversion monitor controller of cubical switchboard installs on the wall in the cubical switchboard or inside the cubical switchboard instrument room. The device can reflect the hot point temperature rise in the cabinet body by carrying out limited measuring points outside the cabinet body of the switch cabinet under the condition that the internal insulation of the switch cabinet is not influenced.
Description
Technical Field
The utility model relates to an electrical engineering technical field refers in particular to a non-implanted switch cabinet inside hot spot temperature-detecting device.
Background
The switch cabinet is the switch equipment with the largest installation amount of the transformer substation, and the reliability of the switch cabinet is directly related to the safe and stable operation of a main transformer and even the transformer substation. In actual operation, the phenomenon of heating or even overheating inside the switch cabinet generally exists, the switch cabinet is burnt due to overheating of the contact, and the main reasons are that the contact resistance between the moving contact and the fixed contact is increased and the surface temperature is increased due to untight meshing of the moving contact and the fixed contact, and the contact and nearby insulation materials are ablated and polluted due to long-term heating and overheating, so that insulation faults are finally developed. Therefore, real-time temperature monitoring is carried out on the switch cabinet, and timely early warning is carried out on internal overheating so as to reduce safety accidents caused by overheating faults.
The temperature measuring methods of the switch cabinet which are proposed at present mainly comprise two methods, the first method is an infrared temperature measuring method with the most mature technology, however, the application of the method is limited due to the mutual shielding of the closed structure and the elements of the switch cabinet; the second is a direct measurement mode depending on the implantation of the sensor, which mainly comprises three modes of distributed optical fibers, fiber gratings and surface acoustic waves, however, the above modes require power failure modification on the switch cabinet, and for the switch cabinet with huge quantity in China at present, the power failure modification cost is too high, and in addition, the implantation of the sensor breaks through the existing insulation fit of the switch cabinet, so that hidden dangers are left for the normal operation of the switch cabinet.
Therefore, no effective solution which can meet the requirement of uninterrupted temperature measurement of the switch cabinet in operation exists at present.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides a non-implanted's inside hot spot temperature-detecting device of cubical switchboard effectively solves the not enough of prior art.
In order to achieve the above purpose, the utility model discloses the technical scheme who uses as follows:
the utility model provides an inside hot temperature detection device of cubical switchboard of non-implanted, including temperature sensor, the signal line, the temperature acquisition unit, RS485 loRa and the inside hot temperature reversal monitoring controller of cubical switchboard, temperature sensor and temperature acquisition unit pass through the signal line and connect, the inside hot temperature reversal monitoring controller of temperature acquisition unit and cubical switchboard passes through RS485 loRa and connects, temperature sensor installs on the outside of the cubical switchboard cabinet body in the electricity distribution room, the inside of the cubical switchboard instrument room in the electricity distribution room is installed to the temperature acquisition unit, the inside hot temperature reversal monitoring controller of cubical switchboard installs on the wall in the electricity distribution room or inside the cubical switchboard instrument room.
According to the scheme, the outer part of the temperature sensor is covered with the outer sensor coating, and the outer sensor coating comprises a heat insulation layer, a moisture-proof waterproof layer and a corrosion-resistant and impact-resistant protective layer which are sequentially arranged from inside to outside.
According to the scheme, an air gap is formed between the heat insulation layer and the temperature sensor.
According to the scheme, the heat insulation layer, the moisture-proof waterproof layer and the corrosion-resistant and impact-resistant protective layer are bonded on the outer portion of the switch cabinet body through the adhesive.
According to the scheme, the temperature sensor is bonded on the outer part of the switch cabinet body through the tin foil adhesive tape.
The utility model discloses beneficial effect:
the utility model discloses a non-implantation mode, with temperature sensor direct mount on the outside of the cubical switchboard cabinet body in the block terminal, gather the cubical switchboard cabinet body outside distribution temperature data sequence, with the inside of the cubical switchboard instrument room of temperature acquisition unit direct mount in the block terminal, collect temperature sensor's temperature data sequence, with the inside hot temperature inversion monitoring controller direct mount of cubical switchboard on the wall in the block terminal or inside the cubical switchboard instrument room, regularly gather the temperature data sequence of temperature acquisition unit and handle the hot temperature rise that data obtained the cubical switchboard cabinet body inside.
Drawings
FIG. 1 is an overall structure of the present invention;
fig. 2 is a structure diagram of the external coating of the sensor of the present invention.
1. A temperature sensor; 2. a signal line; 3. a temperature acquisition unit; RS 485/LoRa; 5. a hot spot temperature inversion monitoring controller inside the switch cabinet; 6. a tin foil tape; 7. an air gap; 8. a thermal insulation layer; 9. a moisture-proof and waterproof layer; 10. a protective layer; 11. an adhesive; 13. the sensor is externally coated; 20. a distribution room; 30. a switch cabinet body; 40. a switch cabinet instrument room;
Detailed Description
The technical solution of the present invention will be described below with reference to the accompanying drawings and examples.
As shown in fig. 1 and fig. 2, a non-implanted switch cabinet inside hot spot temperature detection device, including temperature sensor 1, signal line 2, temperature acquisition unit 3, RS485/LoRa4 and the inside hot spot temperature inversion monitor controller 5 of cubical switchboard, temperature sensor 1 and temperature acquisition unit 3 pass through signal line 2 and connect, temperature acquisition unit 3 and the inside hot spot temperature inversion monitor controller 5 of cubical switchboard connect through RS485/LoRa4, temperature sensor 1 installs on the outside of the cubical switchboard cabinet body 30 in the switch board 20, the inside of cubical switchboard instrument room 40 in the switch board 20 is installed to temperature acquisition unit 3, the inside hot spot temperature inversion monitor controller 5 of cubical switchboard installs on the wall in the switch board room 20 or inside the cubical switchboard instrument room 40. The utility model discloses a non-implantation mode, on the switch cabinet body 30's of the switch cabinet body of temperature sensor 1 direct mount in the electricity distribution room 20 outside, gather switch cabinet body 30 outside stationing temperature data sequence, with the inside of the switch cabinet instrument room 40 of temperature acquisition unit 3 direct mount in the electricity distribution room 20, collect temperature sensor 1's temperature data sequence, with 5 direct mounts of switch cabinet inside hot spot temperature inversion monitoring controller on the wall in electricity distribution room 20 or inside the switch cabinet instrument room 40, regularly gather temperature acquisition unit 3's temperature data sequence and handle data and obtain the inside hot spot temperature rise of switch cabinet body 30.
In practical application, the temperature sensors 1 comprise a plurality of temperature sensors, and the distribution installation number and the distribution installation positions of the temperature sensors are set according to the actual situation on site.
In this embodiment, the exterior of the temperature sensor 1 is covered with a sensor exterior cladding 13, and the sensor exterior cladding 13 includes a heat insulation layer 8, a moisture-proof waterproof layer 9, and a corrosion-resistant and impact-resistant sheath layer 10, which are sequentially arranged from inside to outside. Adopt such structure setting for reduce the influence of environment to temperature sensor 1 measuring result, still can dampproofing waterproof, corrosion-resistant and shock resistance simultaneously.
In the present embodiment, an air gap 7 is formed between the heat insulating layer 8 and the temperature sensor 1. With such a structural arrangement, the heat insulation effect can be increased by utilizing the low thermal conductivity of air.
In this embodiment, the heat insulation layer 8, the moisture-proof and waterproof layer 9, and the corrosion-resistant and impact-resistant protective layer 10 are bonded to the outside of the switch cabinet body 30 by the adhesive 11. By adopting the structure, the installation is very convenient, the heat insulation layer 8 is tightly attached with a whole piece of damp-proof and waterproof layer 9, and the damp-proof and waterproof effects are achieved. The moisture-proof waterproof layer 9 is externally attached with a whole protective layer 10 to achieve the effects of corrosion resistance and impact resistance.
In the present exemplary embodiment, the temperature sensor 1 is adhesively bonded to the outside of the switchgear cabinet body 30 by means of a foil adhesive tape 6. By adopting the structure, the installation is very convenient, and the correlation between the temperature of the temperature measuring point and the internal temperature of the switch cabinet body 30 can be enhanced.
It should be noted that all the temperature sensors 1 on the cabinet body 30 of a switch cabinet are covered by a whole sensor outer coating 13; all temperature sensors 1 on a switch cabinet body 30 are connected to a temperature acquisition unit 3; all temperature acquisition units 3 of one power distribution room 20 are connected to one switch cabinet internal hot spot temperature inversion monitoring controller 5.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, and these forms are within the scope of the present invention.
Claims (5)
1. The utility model provides an inside hot spot temperature-detecting device of non-implanted cubical switchboard which characterized in that:
comprises a temperature sensor (1), a signal wire (2), a temperature acquisition unit (3), an RS485/LoRa (4) and a hot spot temperature inversion monitoring controller (5) in the switch cabinet,
the temperature sensor (1) is connected with the temperature acquisition unit (3) through a signal line (2), the temperature acquisition unit (3) is connected with the hot spot temperature inversion monitoring controller (5) in the switch cabinet through an RS485/LoRa (4),
the temperature sensor (1) is installed on the outside of the switch cabinet body (30) in the power distribution room (20), the temperature acquisition unit (3) is installed inside the switch cabinet instrument room (40) in the power distribution room (20), and the hot spot temperature inversion monitoring controller (5) in the switch cabinet is installed on the wall surface in the power distribution room (20) or inside the switch cabinet instrument room (40).
2. The non-implantable switch cabinet internal hot spot temperature detection device according to claim 1, wherein: the temperature sensor is characterized in that the outer part of the temperature sensor (1) is covered with a sensor outer coating (13), and the sensor outer coating (13) comprises a heat insulation layer (8), a moisture-proof waterproof layer (9) and a corrosion-resistant and impact-resistant protective layer (10) which are sequentially arranged from inside to outside.
3. The non-implantable switch cabinet internal hot spot temperature detection device according to claim 2, wherein: an air gap (7) is formed between the heat insulation layer (8) and the temperature sensor (1).
4. The non-implantable switch cabinet internal hot spot temperature detection device according to claim 2, wherein: the heat insulation layer (8), the moisture-proof waterproof layer (9) and the corrosion-resistant and impact-resistant protective layer (10) are bonded on the outer portion of the switch cabinet body (30) through the adhesive (11).
5. The non-implantable switch cabinet internal hot spot temperature detection device according to claim 2, wherein: the temperature sensor (1) is adhered to the outer part of the switch cabinet body (30) through a tin foil adhesive tape (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022153522.9U CN212931722U (en) | 2020-09-27 | 2020-09-27 | Non-implanted switch cabinet internal hot spot temperature detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022153522.9U CN212931722U (en) | 2020-09-27 | 2020-09-27 | Non-implanted switch cabinet internal hot spot temperature detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212931722U true CN212931722U (en) | 2021-04-09 |
Family
ID=75310688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022153522.9U Expired - Fee Related CN212931722U (en) | 2020-09-27 | 2020-09-27 | Non-implanted switch cabinet internal hot spot temperature detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212931722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115854614A (en) * | 2023-03-03 | 2023-03-28 | 北京美科特节能技术有限公司 | Multi-node temperature control system of carbon dioxide industrial heat pump system |
-
2020
- 2020-09-27 CN CN202022153522.9U patent/CN212931722U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115854614A (en) * | 2023-03-03 | 2023-03-28 | 北京美科特节能技术有限公司 | Multi-node temperature control system of carbon dioxide industrial heat pump system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210409 Termination date: 20210927 |