CN220510496U - GGD type alternating-current low-voltage power distribution cabinet - Google Patents
GGD type alternating-current low-voltage power distribution cabinet Download PDFInfo
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- CN220510496U CN220510496U CN202322145055.9U CN202322145055U CN220510496U CN 220510496 U CN220510496 U CN 220510496U CN 202322145055 U CN202322145055 U CN 202322145055U CN 220510496 U CN220510496 U CN 220510496U
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- 238000009423 ventilation Methods 0.000 claims description 16
- 239000000428 dust Substances 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 16
- 238000001914 filtration Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
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Abstract
The utility model discloses a GGD type alternating current low-voltage power distribution cabinet, which relates to the technical field of power distribution cabinets and comprises: the drawer type air inlet box can be arranged at the bottom of the electric cabinet body in a front-back sliding manner, and a first through hole is formed in the front side of the drawer type air inlet box; the ventilating plate is arranged at the lower part of the electric cabinet body and is positioned above the drawer type air inlet box, and through holes are formed in the ventilating plate; the side air plates are respectively arranged on the left side and the right side of the inside of the electric cabinet body, the side air plates are provided with second through holes, the side air plates are positioned on the upper sides of the ventilating plates, the front end, the rear end and the upper end of each side air plate are respectively sealed with the side walls of the adjacent electric cabinet body to form side air channels, a main air channel is formed by cavities between the two side air plates and the inner walls of the electric cabinet body, and the lower ends of the side air channels and the main air channel are communicated with the drawer type air inlet box through the through holes of the ventilating plates; and the air draft device is arranged at the upper end of the electric cabinet body and is communicated with the main air duct. The device provided by the utility model solves the problem of poor heat dissipation of two sides in the GGD alternating-current low-voltage power distribution cabinet.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinets, in particular to a GGD type alternating current low-voltage power distribution cabinet.
Background
The GGD type alternating current low-voltage power distribution cabinet is suitable for power distribution systems from rated working voltage 380V to rated working current 3150A of alternating current 50Hz of power consumers such as power plants, substations, factories and mining enterprises and the like, and is used for power conversion, distribution and control of power, illumination and power distribution equipment. When the GGD type alternating current low-voltage power distribution cabinet is used in daily life, electric equipment inside the GGD type alternating current low-voltage power distribution cabinet can generate heat during operation, so that fans are generally arranged at the top or bottom in the cabinet, air flows are generated inside the electric cabinet and are used for radiating the electric equipment, the air flows at two sides of the inside of the electric cabinet are relatively weak, so that the radiating effect of the two sides is relatively poor, and if the GGD type alternating current low-voltage power distribution cabinet is an independent power distribution cabinet, the temperature is low due to the fact that the power distribution cabinet is generally arranged indoors, the temperature at two sides of the electric cabinet body is not high, and the situation cannot greatly affect the electric equipment in the power distribution cabinet. Because GGD switch board all has characteristics such as electric scheme is nimble, the combination is convenient, the commonality is strong, can transversely make up a plurality of switch boards configuration under many circumstances, consequently the poor problem of radiating effect of cabinet body both sides will stand out, leads to switch board heat stability, safe practicality relatively poor, influences the performance of electrical apparatus conversion function.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model provides the GGD type alternating current low-voltage power distribution cabinet, which solves the problem of poor heat dissipation at two sides in the GGD type alternating current low-voltage power distribution cabinet, and has the advantages of good heat stability of the transverse combination of the cabinet body and high safety of a power distribution assembly.
In order to achieve the above object, the present utility model has the following technical scheme:
GGD type exchanges low-voltage distribution cabinet, including the electric cabinet body, still include:
the drawer type air inlet box can be arranged at the bottom of the electric cabinet body in a front-back sliding manner, and a first through hole is formed in the front side of the drawer type air inlet box;
the ventilating plate is arranged at the lower part of the electric cabinet body and is positioned above the drawer type air inlet box, and through holes are formed in the ventilating plate;
the side air plates are respectively arranged on the left side and the right side of the interior of the electric cabinet body, the side air plates are provided with second through holes, the side air plates are positioned on the upper sides of the ventilating plates, the front end, the rear end and the upper end of each side air plate are respectively sealed with the side walls of the adjacent electric cabinet body to form side air channels, the cavities between the two side air plates and the inner walls of the electric cabinet body form main air channels, and the lower ends of the side air channels and the main air channels are communicated with the drawer type air inlet box through the through holes of the ventilating plates;
and the air draft device is arranged at the upper end of the electric cabinet body and is communicated with the main air duct.
Further, the second through holes are strip-shaped through holes which are arranged in parallel with the ventilation board.
Further, the side air plate is provided with an air deflector with the tail end inclined upwards, and the air deflector is positioned between the upper and lower adjacent second through holes.
Further, the through hole of the ventilation board in the main air duct is a strip through hole, and the center line of the through hole coincides with the left and right center lines of the ventilation board.
Further, a detachable dust filtering net is arranged on the upper side of the drawer type air inlet box.
Further, a shielding cover is arranged on the outer side of the drawer type air inlet box above the outer side of the first through hole.
Further, the method further comprises the following steps:
a temperature sensor disposed within the electric cabinet body;
a controller provided on the air suction device;
the controller is electrically connected with the temperature sensor and the air draft device respectively.
Further, a top cover is arranged above the air exhausting device.
The utility model at least comprises the following beneficial effects:
1. according to the device provided by the utility model, the left side and the right side of the inside of the electric cabinet body at the upper side of the ventilating plate are respectively provided with the side air plates, the two sides of the inside of the electric cabinet body are respectively provided with the side air channels, the main air channel is formed between the two side air plates, the second through holes are arranged on the side air plates, the effect of radiating the middle and the two sides of the inside of the electric cabinet body is realized under the action of the air draft device with the upper end communicated with the main air channel, the transverse combination heat stability of the electric cabinet body is good, and the safety of the power distribution assembly is high.
2. The upper side of the drawer type air inlet box is provided with a detachable dust filtering net, when cold air is sucked into the drawer type air inlet box from the first through hole and passes through the detachable dust filtering net, after being purified, the cold air enters the electric cabinet body, dust is concentrated in the air inlet box and cannot fall on internal electric elements of the electric cabinet body. The drawer type air inlet box can be regularly pulled out for cleaning dust or replacing a dust filtering net.
3. The temperature sensor monitors the temperature in the electric cabinet body in real time, when the temperature exceeds a preset value, the controller obtains a signal, and the air draft device is started to work so as to perform forced heat dissipation; when the temperature is lower than a low preset value, the controller obtains a signal, controls the air draft device to work, carries out natural heat dissipation, realizes automatic switching of natural heat dissipation and forced heat dissipation, reduces manual intervention, and saves electric energy.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a front view of an embodiment of the present utility model.
Fig. 2 is a schematic perspective view of an electrical cabinet body according to an embodiment of the utility model.
1. Drawer type air inlet box; 11. a first through hole; 12. a dust filtering net; 13. a shielding cover; 14. a handle; 2. a ventilation board; 3. a side wind plate; 31. a second through hole; 32. an air deflector; 4. an air draft device; 41 exhaust pipes, 42 and exhaust fans; 43. a top cover; 5. an opening/closing door; 51. an observation window; 100. a side air duct; 200. and a main air duct.
Detailed Description
The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It should be noted that the experimental methods described in the following embodiments, unless otherwise specified, are all conventional methods, and the reagents and materials, unless otherwise specified, are all commercially available; in the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The terms "transverse," "longitudinal," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for convenience in describing and simplifying the description of the present utility model based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present utility model.
As shown in fig. 1 and 2, the utility model provides a GGD ac low-voltage power distribution cabinet, which comprises an electric cabinet body, wherein an opening and closing door 5 is hinged to the front side of the electric cabinet body and is used for opening or closing the electric cabinet body, an observation window 51 made of transparent toughened glass is arranged on the opening and closing door 5, and the GGD ac low-voltage power distribution cabinet further comprises:
the drawer type air inlet box 1 is arranged at the bottom of the electric cabinet body in a sliding mode and can slide back and forth, and a first through hole 11 is formed in the front side of the drawer type air inlet box 1 and used for inputting outside air.
And the ventilation plate 2 is arranged at the lower part of the electric cabinet body and is positioned above the drawer type air inlet box 1, and a through hole is formed in the ventilation plate 2.
The side air plate 3 is respectively arranged at the left side and the right side inside the electric cabinet body, the side air plate 3 is provided with a second through hole 31, the side air plate 3 is positioned at the upper side of the ventilating plate 2, the front end, the rear end and the upper end of each side air plate 3 are respectively sealed with the side walls of the adjacent electric cabinet body, a side air channel 100 is formed by a cavity between the side air plate 3 and the side walls of the adjacent electric cabinet body, and a left side air channel 100 and a right side air channel 100 are respectively formed by the left side air plate 3, the left side wall of the electric cabinet body, the right side air plate 3 and the right side wall of the electric cabinet body. The cavities between the side air plates 3 and the inner wall of the electric cabinet body form a main air duct 200, electric equipment is contained in the main air duct 200, and the lower ends of the side air duct 100 and the main air duct 200 are communicated with the drawer type air inlet box 1 through holes of the ventilating plates 2. The lower ends of the left air channel 100 and the right air channel 100 are communicated with the drawer type air inlet box 1 through the through holes of the ventilating plate 2, and the side surfaces of the left air channel 100 and the right air channel 100 are communicated with the main air channel 200 through the second through holes 31 on the side air plate 3.
The air draft device 4 is arranged at the upper end of the electric cabinet body, the air draft device 4 comprises an air draft tube 41 and an air draft fan 42 in the air draft tube 41, one end of the air draft tube 41 is communicated with the main air duct 200, and the other end of the air draft tube is communicated with the outside.
The working principle of the utility model is as follows:
the drawer type air inlet box 1 is pushed in, the opening and closing door 5 is closed, the air draft device 4 is started, cold air outside the electric cabinet body enters the drawer type air inlet box 1 through the first through hole 11, and respectively enters the left air channel 100, the right air channel 100 and the main air channel 200 upwards, wind entering the left air channel 100 and the right air channel 100 is converged with wind entering the main air channel 200 through the second through holes 31 on the side air plates 3, enters the air draft device 4 together, is discharged out of the electric cabinet body, and achieves the effect of heat dissipation in the middle and on two sides of the electric cabinet body.
In summary, according to the device provided by the utility model, the air side plates 3 are respectively arranged on the left side and the right side of the inside of the electric cabinet body at the upper side of the ventilation plate 2, the side air channels 100 are respectively formed on the two sides of the inside of the electric cabinet body, the main air channel 200 is formed between the two side air plates 3, the second through holes 31 are arranged on the side air plates 3, the effect of radiating the heat in the middle and on the two sides of the inside of the electric cabinet body is realized under the action of the air draft device with the upper end communicated with the main air channel 200, the transverse combination thermal stability of the cabinet body is good, and the safety of the power distribution assembly is high.
In this embodiment, a top cover 43 is disposed above the air extracting device 4 to prevent foreign matters above from falling into the electric cabinet body.
As a preferable solution, the second through holes 31 are strip-shaped through holes parallel to the ventilation board 2, and radiate heat from the electrical devices with different heights on two sides of the electrical cabinet body.
Preferably, the inner side wall of the side air plate 3 is provided with an air deflector 32 with an upward inclined end, the air deflector 32 is located between the upper and lower adjacent second through holes 31, and guides the air flow direction of the side air duct 100 to the main air duct 200, so as to improve the heat dissipation efficiency of both sides.
As a preferred solution, the through hole of the ventilation board 2 in the main air duct 200 is set to be a strip through hole, and the center line of the through hole coincides with the left and right center lines of the ventilation board 2, so that more air can enter the side air duct 100, and the heat dissipation effect of two sides in the electric cabinet body is improved.
As a preferred scheme, the upper side of the drawer type air inlet box 1 is provided with a detachable dust filtering net 12, when cold air is sucked into the drawer type air inlet box from the first through hole 11, and when the cold air passes through the detachable dust filtering net 12, the cold air enters the electric cabinet body after being purified, dust is concentrated in the air inlet box and cannot fall on internal electric elements of the electric cabinet body. The drawer type air inlet box can be periodically pulled out through the handle 14 for cleaning dust or replacing a dust filtering net.
As a preferable scheme, a shielding cover 13 is arranged on the outer side of the drawer type air inlet box 1 above the outer side of the first through hole 11, so that foreign matters are prevented from being caught in the drawer type air inlet box 1.
According to the device provided by the utility model, the air draft device 4 and the first through hole 11 are respectively arranged at the upper end and the lower end of the electric cabinet body, after the electric elements in the electric cabinet body generate heat, hot air naturally rises and is discharged through the exhaust pipe 41 (the exhaust fan 42 does not work), and cold air is continuously supplied into the cabinet through the first through hole 11, so that a natural ventilation channel is formed from top to bottom in the sealed cabinet body, the purpose of natural heat dissipation is achieved, and when the natural heat dissipation cannot meet the heat dissipation requirement, the air draft device 4 is manually started. Preferably, the method further comprises:
a temperature sensor 6 provided in the electric cabinet body;
a controller 7 provided on the air suction device 4;
the controller 7 is electrically connected with the temperature sensor 6 and the air draft device 4 respectively.
The temperature sensor 6 monitors the temperature in the electric cabinet body in real time, when the temperature exceeds a preset value, the controller 7 obtains a signal, and the air draft device 4 is started to work so as to perform forced heat dissipation; when the temperature is lower than a low preset value, the controller 7 obtains a signal, controls the air draft device 4 to work, carries out natural heat dissipation, realizes automatic switching between natural heat dissipation and forced heat dissipation, reduces manual intervention, and saves electric energy.
While the utility model has been described in detail with respect to specific embodiments thereof, it will be apparent to those skilled in the art that various modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (8)
- GGD type alternating current low-voltage power distribution cabinet, including the electric cabinet body, its characterized in that includes:the drawer type air inlet box (1) can be arranged at the bottom of the electric cabinet body in a front-back sliding manner, and a first through hole (11) is formed in the front side of the drawer type air inlet box (1);the ventilating plate (2) is arranged at the lower part of the electric cabinet body and is positioned above the drawer type air inlet box (1), and a through hole is formed in the ventilating plate (2);the side air plates (3) are respectively arranged on the left side and the right side of the inside of the electric cabinet body, the side air plates (3) are provided with second through holes (31), the side air plates (3) are positioned on the upper sides of the ventilation plates (2), the front end, the rear end and the upper end of each side air plate (3) are respectively sealed with the side walls of the adjacent electric cabinet body to form a side air channel (100), cavities between the two side air plates (3) and the inner walls of the electric cabinet body form a main air channel (200), and the lower ends of the side air channels (100) and the main air channel (200) are communicated with the drawer type air inlet box (1) through holes of the ventilation plates (2);and the air draft device (4) is arranged at the upper end of the electric cabinet body, and the air draft device (4) is communicated with the main air duct (200).
- 2. GGD ac low voltage power distribution cabinet according to claim 1, characterized in that the second through holes (31) are provided as strip-shaped through holes arranged parallel to the ventilation board (2).
- 3. The GGD type ac low-voltage power distribution cabinet according to claim 2, wherein an air deflector (32) with an upward inclined end is arranged on the inner side wall of the side air deflector (3), and the air deflector (32) is located between the upper and lower adjacent second through holes (31).
- 4. The GGD type ac low-voltage power distribution cabinet according to claim 1, wherein the through hole of the ventilation board (2) located in the main air duct (200) is provided as a strip through hole, and the center line of the through hole coincides with the left and right center lines of the ventilation board (2).
- 5. GGD ac low voltage power distribution cabinet according to claim 1, characterized in that the drawer type air inlet box (1) is provided with a detachable dust filter screen (12) at the upper side.
- 6. GGD ac low voltage power distribution cabinet according to claim 1, characterized in that the drawer-type air inlet box (1) is provided with a shielding cover (13) outside and above the first through hole (11).
- 7. The GGD type ac low voltage power distribution cabinet of claim 1, further comprising:a temperature sensor (6) provided in the electric cabinet body;a controller (7) provided on the air suction device (4);the controller (7) is electrically connected with the temperature sensor (6) and the air draft device (4) respectively.
- 8. GGD ac low voltage power distribution cabinet according to claim 1, characterized in that a top cover (41) is arranged above the air extraction device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322145055.9U CN220510496U (en) | 2023-08-10 | 2023-08-10 | GGD type alternating-current low-voltage power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322145055.9U CN220510496U (en) | 2023-08-10 | 2023-08-10 | GGD type alternating-current low-voltage power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220510496U true CN220510496U (en) | 2024-02-20 |
Family
ID=89881735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322145055.9U Active CN220510496U (en) | 2023-08-10 | 2023-08-10 | GGD type alternating-current low-voltage power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220510496U (en) |
-
2023
- 2023-08-10 CN CN202322145055.9U patent/CN220510496U/en active Active
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