CN213425579U - Automatic change electric power cabinet of inside accuse temperature - Google Patents
Automatic change electric power cabinet of inside accuse temperature Download PDFInfo
- Publication number
- CN213425579U CN213425579U CN202022425864.1U CN202022425864U CN213425579U CN 213425579 U CN213425579 U CN 213425579U CN 202022425864 U CN202022425864 U CN 202022425864U CN 213425579 U CN213425579 U CN 213425579U
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- electric power
- power cabinet
- cabinet body
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- air
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- 230000008859 change Effects 0.000 title claims abstract description 7
- 239000004065 semiconductor Substances 0.000 claims abstract description 30
- 238000009423 ventilation Methods 0.000 claims abstract description 14
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 13
- 239000004519 grease Substances 0.000 claims abstract description 9
- 239000004745 nonwoven fabric Substances 0.000 claims description 19
- 238000001035 drying Methods 0.000 claims description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 21
- 239000007789 gas Substances 0.000 abstract description 13
- 238000005057 refrigeration Methods 0.000 abstract description 11
- 239000000112 cooling gas Substances 0.000 abstract description 10
- 230000002349 favourable effect Effects 0.000 abstract description 8
- 238000003466 welding Methods 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 230000000740 bleeding effect Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Images
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Drying Of Gases (AREA)
Abstract
The utility model discloses an automatic change electric power cabinet of inside accuse temperature, including electric power cabinet body, temperature sensor and digital temperature controller, the fan of bleeding is installed to electric power cabinet body inner chamber bottom, the air inlet end of the fan of bleeding is installed the gas hood, the barrel is installed to electric power cabinet body bottom, the welding of barrel inner chamber has the support plate, the through-hole has been seted up on the support plate surface, the semiconductor refrigeration piece is installed to the support plate top, and the semiconductor refrigeration piece is equipped with a plurality ofly, the fin is installed to semiconductor refrigeration piece top, the surface coating has heat conduction silicone grease layer under the fin, and heat conduction silicone grease layer and semiconductor refrigeration piece are laminated mutually. The utility model discloses an extract air and fan and utilize the cooling gas suction around the gas hood with the fin to the electric power cabinet body in to carry out quick cooling to electric power cabinet body inboard, and draw forth the inside hot gas flow of electric power cabinet body from the ventilation pipe through the rotation of open impeller, be favorable to the rapid cooling of electric power cabinet body.
Description
Technical Field
The utility model relates to a power equipment technical field specifically is an automatic change electric power cabinet of inside accuse temperature.
Background
The power equipment mainly comprises power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, and the power supply equipment mainly comprises power transmission lines, mutual inductors, contactors and the like with various voltage grades.
The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.
The existing automatic internal temperature control electric power cabinet mainly has the following defects:
when the temperature sensor detects that the temperature inside the electric power cabinet reaches the upper limit, the electric power cabinet with the existing automatic internal temperature control accelerates the flow of air inside the electric power cabinet through the operation of the digital temperature controller control fan, the cooling mode has poor effect, and the cooling treatment on the inside of the electric power cabinet cannot be fast.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic change electric power cabinet of inside accuse temperature improves the effect of the inside cooling of electric power cabinet to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: an automatic internal temperature control electric cabinet, which comprises an electric cabinet body, a temperature sensor and a digital temperature controller, an air exhaust fan is arranged at the bottom of the inner cavity of the electric cabinet body, an air inlet end of the air exhaust fan is provided with an air hood, the bottom of the electric cabinet body is provided with a cylinder body, the inner cavity of the cylinder body is welded with a support plate, the surface of the support plate is provided with a through hole, a semiconductor refrigeration piece is arranged above the support plate, a plurality of semiconductor refrigerating sheets are arranged, fins are arranged above the semiconductor refrigerating sheets, the lower surfaces of the fins are coated with heat-conducting silicone grease layers, the heat-conducting silicone grease layer is attached to the semiconductor refrigerating sheet, a drying layer is arranged above the fins and consists of a first non-woven fabric layer, a second non-woven fabric layer and a silicone desiccant layer, one side of the temperature sensor is rotatably connected with an open impeller, and a ventilation pipe is connected above the open impeller in a conduction manner.
Further, the symmetrical fixedly connected with first support in bottom edge of the air exhaust fan plays the effect of stable support to the air exhaust fan.
Further, the electric power cabinet body bottom is run through on the barrel top, gas hood bottom outlet department and barrel top link up department sealing connection are favorable to cooling air's extraction.
Further, the silica gel desiccant layer is compounded between the first non-woven fabric layer and the second non-woven fabric layer, and a metal net is fixedly connected to the lower portion of the drying layer, so that the drying layer is supported by the metal net, and meanwhile, the circulation of gas is facilitated.
Further, open impeller bottom welding has the second support, the ventilation pipe top is connected with the dust screen through the buckle, can prevent through setting up the dust screen that the dust from entering into electric power cabinet body inner chamber through the ventilation pipe.
Furthermore, the input ends of the air exhaust fan and the semiconductor refrigerating sheet are connected with the output end signal of the digital temperature controller.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the utility model discloses a temperature sensor detects when the inside temperature of electric power cabinet body reaches the upper limit, open semiconductor refrigeration piece and extract air fan work simultaneously through digital temperature controller, laminate mutually through heat conduction silicone grease layer and semiconductor refrigeration piece through the fin, be favorable to through the quick cooling of semiconductor refrigeration piece to the fin, thereby make the heat exchange area of fin increase and air, utilize the cooling gas suction around the gas hood with the fin to the electric power cabinet body in through extracting air fan, thereby carry out quick cooling to electric power cabinet body inboard, the air current that blows off through extracting air fan can drive open impeller and rotate, be favorable to drawing forth the inside hot gas flow of electric power cabinet body from the ventilation pipe, be favorable to the rapid cooling of electric power cabinet body.
2. The utility model discloses an in-process with cooling gas pump sending to electric power cabinet body makes cooling air pass from dry layer, and dry layer comprises first non-woven fabrics layer, second non-woven fabrics layer and silica gel drier layer, not only can make silica gel drier layer adsorb the steam in the cooling gas, has fine gas permeability moreover, is favorable to the inside cooling of electric power cabinet body, reduces the influence of steam to the inside electronic components of electric power cabinet body
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the barrel of the present invention;
fig. 3 is a schematic side view of the fin of the present invention;
FIG. 4 is a schematic diagram of a dry layer structure of the present invention;
in the figure: 1. an electric power cabinet body; 101. a temperature sensor; 102. a digital temperature controller; 2. an air extracting fan; 201. a gas hood; 202. a first bracket; 3. a barrel; 301. a carrier plate; 302. a through hole; 303. a semiconductor refrigeration sheet; 304. a fin; 305. a thermally conductive silicone layer; 4. drying the layer; 401. a first nonwoven layer; 402. a second nonwoven layer; 403. a silica gel desiccant layer; 5. a metal mesh; 6. an open impeller; 601. a second bracket; 602. a vent pipe; 603. a dust-proof net cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an automatic change electric power cabinet of inside accuse temperature, includes electric power cabinet body 1, temperature sensor 101 and digital temperature controller 102, extract air fan 2 is installed to electric power cabinet body 1 inner chamber bottom, extract air fan 2's air inlet end and install gas hood 201, barrel 3 is installed to electric power cabinet body 1 bottom, barrel 3 intracavity welding has support plate 301, through-hole 302 has been seted up on support plate 301 surface, semiconductor chilling plate 303 is installed to support plate 301 top, and semiconductor chilling plate 303 is equipped with a plurality ofly, fin 304 is installed to semiconductor chilling plate 303 top, fin 304 lower surface coating has heat conduction silicone grease layer 305, and heat conduction silicone grease layer 305 laminates with semiconductor chilling plate 303, dry layer 4 is installed to fin 304 top, dry layer 4 comprises first non-woven fabrics layer 401, second non-woven fabrics layer 402 and silica gel drier layer 403, temperature sensor 101 one side is rotated and is connected with open impeller 6, a ventilation pipe 602 is connected above the open impeller 6 in a conducting manner.
When the temperature sensor 101 detects that the temperature inside the power cabinet body 1 reaches the upper limit, the semiconductor refrigerating sheet 303 and the air suction fan 2 are simultaneously started to work through the digital temperature controller 102, the fins 304 are attached to the semiconductor refrigerating sheet 303 through the heat conduction silicone layer 305, rapid cooling of the fins 304 through the semiconductor refrigerating sheet 303 is facilitated, so that the heat exchange area between the fins 304 and air is increased, cooling gas around the fins 304 is sucked into the power cabinet body 1 through the air suction fan 2 by using the air hood 201, so that the inner side of the power cabinet body 1 is rapidly cooled, the open impeller 6 can be driven to rotate by air flow blown out by the air suction fan 2, the air inside the power cabinet body 1 is favorably led out from the ventilation pipe 602, rapid cooling of hot air flow of the power cabinet body 1 is facilitated, and the cooling air passes through the drying layer 4 in the process of pumping the cooling gas to the power cabinet body 1, the drying layer 4 is composed of a first non-woven fabric layer 401, a second non-woven fabric layer 402 and a silica gel desiccant layer 403, so that the silica gel desiccant layer 403 can adsorb water vapor in cooling gas, and the drying layer has good air permeability, is favorable for cooling the inside of the electric power cabinet body 1, and reduces the influence of the water vapor on electronic components inside the electric power cabinet body 1.
Further, the edge of the bottom of the exhaust fan 2 is symmetrically and fixedly connected with the first support 202, so that the exhaust fan 2 can be stably supported.
Further, 1 bottom of electric power cabinet body is run through on 3 tops of barrel, gas hood 201 bottom mouth department and 3 top linking departments sealing connection on the barrel are favorable to cooling air's extraction.
Further, the silica gel desiccant layer 403 is compounded between the first nonwoven fabric layer 401 and the second nonwoven fabric layer 402, the metal mesh 5 is fixedly connected below the drying layer 4, and the metal mesh 5 is arranged to support the drying layer 4, so that gas circulation is facilitated.
Further, a second support 601 is welded at the bottom of the open impeller 6, and a dust screen 603 is connected to the top end of the ventilation pipe 602 through a buckle.
Furthermore, the input ends of the extraction fan 2 and the semiconductor refrigeration sheet 303 are both in signal connection with the output end of the digital temperature controller 102, and dust can be prevented from entering the inner cavity of the power cabinet body 1 through the ventilation pipe 602 by arranging the dust screen 603.
The utility model discloses a theory of operation: when the temperature sensor 101 detects that the temperature inside the power cabinet body 1 reaches the upper limit, the semiconductor refrigerating sheet 303 and the air suction fan 2 are simultaneously started to work through the digital temperature controller 102, the fins 304 are attached to the semiconductor refrigerating sheet 303 through the heat conduction silicone layer 305, rapid cooling of the fins 304 through the semiconductor refrigerating sheet 303 is facilitated, so that the heat exchange area between the fins 304 and air is increased, cooling gas around the fins 304 is sucked into the power cabinet body 1 through the air suction fan 2 by using the air hood 201, so that the inner side of the power cabinet body 1 is rapidly cooled, the open impeller 6 can be driven to rotate by air flow blown out by the air suction fan 2, the air inside the power cabinet body 1 is favorably led out from the ventilation pipe 602, rapid cooling of hot air flow of the power cabinet body 1 is facilitated, and the cooling air passes through the drying layer 4 in the process of pumping the cooling gas to the power cabinet body 1, the drying layer 4 is composed of a first non-woven fabric layer 401, a second non-woven fabric layer 402 and a silica gel desiccant layer 403, so that the silica gel desiccant layer 403 can adsorb water vapor in cooling gas, the air permeability is good, the cooling of the interior of the power cabinet body 1 is facilitated, the influence of the water vapor on electronic components in the power cabinet body 1 is reduced, the first support 202 is symmetrically and fixedly connected to the edge of the bottom of the air exhaust fan 2, the air exhaust fan 2 is stably supported, the top end of the cylinder 3 penetrates through the bottom of the power cabinet body 1, the joint of the bottom of the air hood 201 and the top end of the cylinder 3 is hermetically connected, the cooling air is facilitated to be extracted, the silica gel desiccant layer 403 is compounded between the first non-woven fabric layer 401 and the second non-woven fabric layer 402, a metal mesh 5 is fixedly connected to the lower part of the drying layer 4, the metal mesh 5 is arranged to support the drying layer 4, and, the welding of 6 bottoms of open impeller has second support 601, and the ventilation pipe 602 top is connected with dustproof screen panel 603 through the buckle, and the input of extracting air fan 2 and semiconductor refrigeration piece 303 all is connected with digital temperature controller 102's output end signal, can prevent through setting up dustproof screen panel 603 that the dust from entering into electric power cabinet body 1 inner chamber through ventilation pipe 602.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an automatic change electric power cabinet of inside accuse temperature, includes electric power cabinet body (1), temperature sensor (101) and digital temperature controller (102), its characterized in that: the electric power cabinet is characterized in that an air exhaust fan (2) is installed at the bottom of an inner cavity of the electric power cabinet body (1), an air inlet end of the air exhaust fan (2) is provided with an air hood (201), a barrel body (3) is installed at the bottom of the electric power cabinet body (1), a support plate (301) is welded in the inner cavity of the barrel body (3), through holes (302) are formed in the surface of the support plate (301), semiconductor refrigerating sheets (303) are installed above the support plate (301), a plurality of semiconductor refrigerating sheets (303) are arranged, fins (304) are installed above the semiconductor refrigerating sheets (303), heat-conducting silicone grease layers (305) are coated on the lower surfaces of the fins (304), the heat-conducting silicone grease layers (305) are laminated with the semiconductor refrigerating sheets (303), a drying layer (4) is installed above the fins (304), and the drying layer (4) is composed of a first non-woven fabric layer (401), a second non, temperature sensor (101) one side is rotated and is connected with open impeller (6), open impeller (6) top switch-on is connected with ventilation pipe (602).
2. The automatic internal temperature control electric cabinet according to claim 1, characterized in that: the edge of the bottom of the exhaust fan (2) is symmetrically and fixedly connected with a first support (202).
3. The automatic internal temperature control electric cabinet according to claim 1, characterized in that: the top end of the cylinder body (3) penetrates through the bottom of the electric cabinet body (1), and the bottom opening of the gas hood (201) is connected with the top end of the cylinder body (3) in a sealing mode.
4. The automatic internal temperature control electric cabinet according to claim 1, characterized in that: the silica gel desiccant layer (403) is compounded between the first non-woven fabric layer (401) and the second non-woven fabric layer (402), and a metal net (5) is fixedly connected below the drying layer (4).
5. The automatic internal temperature control electric cabinet according to claim 1, characterized in that: the bottom of the open impeller (6) is welded with a second support (601), and the top end of the ventilation pipe (602) is connected with a dust screen (603) through a buckle.
6. The automatic internal temperature control electric cabinet according to claim 1, characterized in that: the input ends of the air exhaust fan (2) and the semiconductor refrigerating sheet (303) are in signal connection with the output end of the digital temperature controller (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022425864.1U CN213425579U (en) | 2020-10-28 | 2020-10-28 | Automatic change electric power cabinet of inside accuse temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022425864.1U CN213425579U (en) | 2020-10-28 | 2020-10-28 | Automatic change electric power cabinet of inside accuse temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213425579U true CN213425579U (en) | 2021-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022425864.1U Expired - Fee Related CN213425579U (en) | 2020-10-28 | 2020-10-28 | Automatic change electric power cabinet of inside accuse temperature |
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| Country | Link |
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| CN (1) | CN213425579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116505419A (en) * | 2023-06-25 | 2023-07-28 | 四川聚诚达环保科技有限公司 | Power distribution power cabinet and heat dissipation method thereof |
-
2020
- 2020-10-28 CN CN202022425864.1U patent/CN213425579U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116505419A (en) * | 2023-06-25 | 2023-07-28 | 四川聚诚达环保科技有限公司 | Power distribution power cabinet and heat dissipation method thereof |
| CN116505419B (en) * | 2023-06-25 | 2023-08-22 | 四川聚诚达环保科技有限公司 | Power distribution power cabinet and heat dissipation method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210611 |
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| CF01 | Termination of patent right due to non-payment of annual fee |