CN216699286U - Ventilation unit of electric power measurement cabinet - Google Patents
Ventilation unit of electric power measurement cabinet Download PDFInfo
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- CN216699286U CN216699286U CN202123264722.2U CN202123264722U CN216699286U CN 216699286 U CN216699286 U CN 216699286U CN 202123264722 U CN202123264722 U CN 202123264722U CN 216699286 U CN216699286 U CN 216699286U
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- heat dissipation
- metering cabinet
- ventilation
- temperature control
- cabinet
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- 238000009423 ventilation Methods 0.000 title claims abstract description 44
- 238000005259 measurement Methods 0.000 title claims description 3
- 230000017525 heat dissipation Effects 0.000 claims abstract description 48
- 239000000523 sample Substances 0.000 claims abstract description 24
- 230000000694 effects Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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Abstract
The utility model provides a ventilation device of an electric power metering cabinet, which comprises a metering cabinet base, wherein a metering cabinet framework is fixedly arranged above the metering cabinet base; a rear back plate is arranged at the rear side of the metering cabinet framework; an upper temperature control probe is fixed at the upper end of the back plate, and a lower temperature control probe is arranged below the back plate; when the temperature control cabinet is used, ventilation and heat dissipation are carried out through the ventilation holes formed in the two sides of the left side plate and the right side plate under the normal temperature state, when the temperature in the cabinet is higher, the temperature control probe and the lower temperature control probe sense the temperature, sensing information is transmitted to the PID controller, the PID controller controls the upper heat dissipation fan and the middle heat dissipation fan to act, and ventilation and heat dissipation in the cabinet can be achieved.
Description
Technical Field
The utility model belongs to the technical field of ventilation devices, and particularly relates to a ventilation device of an electric power metering cabinet.
Background
The measuring cabinet is a cabinet body provided with a special measuring meter (device), and is called as a measuring cabinet. The metering cabinet in China generally refers to an electric energy metering cabinet, and the electric energy metering cabinet is a special cabinet type electricity consumption metering device (electric energy metering device) according to the definition of terms in the specification of electric energy metering cabinet (GB/T16976-2013). The electricity consumption metering device is a general term for all combinations of electrical equipment, electrical parts and mechanical structures for metering electrical energy.
Most of traditional metering cabinets adopt ventilation windows for natural ventilation and heat dissipation or utilize fans for heat dissipation, but the speed-regulating heat dissipation and ventilation cannot be carried out according to the temperature in the cabinets.
Therefore, it is necessary to provide a ventilation device for an electric power metering cabinet.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problems, the present invention provides a ventilation device for an electric power metering cabinet, so as to solve the problem that most of the conventional metering cabinets proposed in the background art adopt ventilation windows to dissipate heat naturally or use fans to dissipate heat, but cannot perform speed-adjusting heat dissipation and ventilation according to the temperature in the cabinet. A ventilation device of an electric power metering cabinet comprises a metering cabinet base, wherein a metering cabinet framework is fixedly arranged above the metering cabinet base; a rear back plate is arranged at the rear side of the metering cabinet framework; an upper temperature control probe is fixed at the upper end of the back plate, and a lower temperature control probe is arranged below the back plate; a left side plate and a right side plate are fixed on two sides of the metering cabinet base, and a middle heat dissipation fan is embedded on the right side plate; the bottom of the top cover is embedded with an upper heat dissipation fan.
As a further technical scheme of the utility model, the top cover is hollow, and the two sides of the top cover are provided with vent holes.
As a further technical scheme of the utility model, the lower ends of the left side plate and the right side plate are provided with ventilation windows.
As a further technical scheme of the utility model, a PID controller and a storage battery are arranged above the base of the metering cabinet.
As a further technical scheme of the utility model, the upper temperature control probe and the lower temperature control probe are connected with a PID controller through temperature control wires; the PID controller is electrically connected with the storage battery; the upper heat dissipation fan and the middle heat dissipation fan are electrically connected with the PID controller and the storage battery.
Compared with the prior art, the utility model has the following beneficial effects:
1. when the temperature control cabinet is used, ventilation and heat dissipation are carried out through the ventilation holes formed in the two sides of the left side plate and the right side plate at normal temperature, when the temperature in the cabinet is high, the upper temperature control probe and the lower temperature control probe sense the temperature and transmit sensing information to the PID controller, and the PID controller controls the upper heat dissipation fan and the middle heat dissipation fan to act, so that ventilation and heat dissipation in the cabinet can be realized;
2. in the utility model, when the temperature is 10-20 ℃, the rotating speeds of the upper radiating fan and the middle radiating fan are controlled at 200-300r/min by the PID controller, when the temperature is 20-40 ℃, the rotating speeds of the upper radiating fan and the middle radiating fan are controlled at 500-300 r/min by the PID controller, and when the temperature exceeds 40 ℃, the rotating speeds of the upper radiating fan and the middle radiating fan are controlled at not less than 600r/min by the PID controller, so that the ventilation and heat dissipation are realized by controlling the rotating speeds according to the temperature, and the heat dissipation and ventilation effects of the metering cabinet are greatly improved.
Drawings
FIG. 1 is a schematic disassembled view of the present invention;
FIG. 2 is a bottom plan view of FIG. 1 of the present invention;
FIG. 3 is a schematic plan view of the present invention;
fig. 4 is a sectional view taken along line a-a of fig. 3 in accordance with the present invention.
In the figure:
1-measuring cabinet base, 2-measuring cabinet framework, 3-top cover, 4-rear back plate, 5-left side plate, 6-right side plate, 7-middle heat dissipation fan, 8-ventilation window, 9-upper temperature control probe, 10-lower temperature control probe, 11-ventilation hole, 12-upper heat dissipation fan, 13-PID controller and 14-storage battery.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1-4
The utility model provides a ventilation device of an electric power metering cabinet, which comprises a metering cabinet base 1, wherein a metering cabinet framework 2 is fixedly arranged above the metering cabinet base 1; a rear back plate 4 is arranged at the rear side of the metering cabinet framework 2; an upper temperature control probe 9 is fixed at the upper end of the back plate 4, and a lower temperature control probe 10 is arranged below the back plate 4; a left side plate 5 and a right side plate 6 are fixed on two sides of the metering cabinet base 1, wherein a middle heat dissipation fan 7 is embedded on the right side plate 6; the bottom of the top cover 3 is embedded with an upper heat dissipation fan 12; the top cover 3 is hollow, and ventilation holes 11 are formed in two sides of the top cover 3; the lower ends of the left side plate 5 and the right side plate 6 are provided with ventilation windows 8.
Through adopting above-mentioned technical scheme, in the time of the use, under the normal atmospheric temperature state, the ventilation hole 11 of seting up through the both sides of left side board 5 and right side board 6 carries out ventilation cooling, when the temperature in the cabinet is higher, goes up temperature control probe 9 and temperature control probe 10 down and senses the temperature to give PID controller 13 with sensing information transmission, PID controller 13 control goes up heat dissipation fan 12 and the action of middle heat dissipation fan 7, can realize the ventilation cooling in the cabinet.
In this embodiment, a PID controller 13 and a storage battery 14 are arranged above the base 1 of the metering cabinet; the upper temperature control probe 9 and the lower temperature control probe 10 are connected with a PID controller 13 through temperature control wires; the PID controller 13 is electrically connected with the storage battery 14; the upper heat radiation fan 12 and the middle heat radiation fan 7 are electrically connected with the PID controller 13 and the storage battery 14.
By adopting the technical scheme, when the temperature is 10-20 ℃, the PID controller 13 controls the rotating speeds of the upper heat dissipation fan 12 and the middle heat dissipation fan 7 to be 200-300r/min, when the temperature is 20-40 ℃, the PID controller 13 controls the rotating speeds of the upper heat dissipation fan 12 and the middle heat dissipation fan 7 to be 300-500r/min, and when the temperature exceeds 40 ℃, the PID controller 13 controls the rotating speeds of the upper heat dissipation fan 12 and the middle heat dissipation fan 7 to be not less than 600r/min, so that the purposes of controlling the rotating speeds to ventilate and dissipate heat according to the temperature are achieved, and the heat dissipation and ventilation effects of the metering cabinet are greatly improved.
Principle of operation
When the temperature-controlled ventilation and heat dissipation cabinet is used, ventilation and heat dissipation are carried out through the ventilation holes 11 formed in the two sides of the left side plate 5 and the right side plate 6 at normal temperature, when the temperature in the cabinet is high, the upper temperature-controlled probe 9 and the lower temperature-controlled probe 10 sense the temperature and transmit sensing information to the PID controller 13, and the PID controller 13 controls the upper heat dissipation fan 12 and the middle heat dissipation fan 7 to act, so that ventilation and heat dissipation in the cabinet can be realized;
when the temperature is 10-20 ℃, the PID controller 13 controls the rotating speeds of the upper heat dissipation fan 12 and the middle heat dissipation fan 7 to be 200-300r/min, when the temperature is 20-40 ℃, the PID controller 13 controls the rotating speeds of the upper heat dissipation fan 12 and the middle heat dissipation fan 7 to be 300-500r/min, and when the temperature exceeds 40 ℃, the PID controller 13 controls the rotating speeds of the upper heat dissipation fan 12 and the middle heat dissipation fan 7 to be not less than 600r/min, so that the ventilation and heat dissipation are realized by controlling the rotating speeds according to the temperature, and the heat dissipation and ventilation effects of the metering cabinet are greatly improved.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (5)
1. The utility model provides a ventilation unit of electric power measurement cabinet which characterized in that: the device comprises a metering cabinet base (1), wherein a metering cabinet framework (2) is fixedly arranged above the metering cabinet base (1); a rear back plate (4) is arranged at the rear side of the metering cabinet framework (2); an upper temperature control probe (9) is fixed at the upper end of the back plate (4), and a lower temperature control probe (10) is arranged below the back plate (4); a left side plate (5) and a right side plate (6) are fixed on two sides of the metering cabinet base (1), wherein a middle heat dissipation fan (7) is embedded on the right side plate (6); an upper heat dissipation fan (12) is embedded at the bottom of the top cover (3).
2. The ventilation device of an electric power metering cabinet of claim 1, characterized in that: the top cover (3) is of a hollow type, and ventilation holes (11) are formed in two sides of the top cover (3).
3. The ventilation device of an electric power metering cabinet of claim 2, characterized in that: the lower ends of the left side plate (5) and the right side plate (6) are provided with ventilation windows (8).
4. A ventilation device for an electric power metering cabinet according to claim 3, characterized in that: and a PID controller (13) and a storage battery (14) are arranged above the metering cabinet base (1).
5. The ventilation device of an electric power metering cabinet of claim 4, characterized in that: the upper temperature control probe (9) and the lower temperature control probe (10) are connected with a PID controller (13) through temperature control wires; the PID controller (13) is electrically connected with the storage battery (14); the upper heat dissipation fan (12) and the middle heat dissipation fan (7) are electrically connected with the PID controller (13) and the storage battery (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123264722.2U CN216699286U (en) | 2021-12-23 | 2021-12-23 | Ventilation unit of electric power measurement cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123264722.2U CN216699286U (en) | 2021-12-23 | 2021-12-23 | Ventilation unit of electric power measurement cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216699286U true CN216699286U (en) | 2022-06-07 |
Family
ID=81841489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123264722.2U Active CN216699286U (en) | 2021-12-23 | 2021-12-23 | Ventilation unit of electric power measurement cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216699286U (en) |
-
2021
- 2021-12-23 CN CN202123264722.2U patent/CN216699286U/en active Active
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 525000 319, No. 3, nanchuanggu 1st Road, Gaoxin Avenue, high tech Industrial Development Zone, Dianbai District, Maoming City, Guangdong Province Patentee after: Guangdong Yueyun Digital Intelligence Technology Co.,Ltd. Address before: 525000 319, No. 3, nanchuanggu 1st Road, Gaoxin Avenue, high tech Industrial Development Zone, Dianbai District, Maoming City, Guangdong Province Patentee before: Maoming yueyun Information Technology Co.,Ltd. |