CN210669025U

CN210669025U - Outdoor dustproof high-voltage distribution cabinet

Info

Publication number: CN210669025U
Application number: CN201921358630.0U
Authority: CN
Inventors: 王爱春
Original assignee: Anhui Derun Electric & Technology Co ltd
Current assignee: Anhui Derun Electric & Technology Co ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-06-02
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses an outdoor dustproof high voltage distribution cabinet in switch board technical field, the intelligent cabinet temperature adjusting device comprises a cabinet body, the outer wall and the back wall lower part all opened about the cabinet body has the bottom louvre, the roof welding of the cabinet body has the weather shield, the roof of the cabinet body is opened there is the top louvre, the inner chamber lower part joint of the cabinet body has the backup pad, the diapire welding of backup pad has radiating fin, equal spiro union has the transom about the inner wall of the cabinet body, the inner chamber difference joint of transom has electric grille and manger plate ring, the inner chamber joint of weather shield has the cross reducing pipe, the port of cross reducing pipe runs through the four walls of weather shield respectively, the diapire of cross reducing pipe is opened there is the heat absorption groove, the heat absorption groove is located the upper portion of top louvre, this device can effectively avoid the entering of dust and steam, the heat transfer of cabinet body inner chamber air is, The heat absorption grooves and the heat dissipation holes in the top improve the air flow rate of the inner cavity of the cabinet body, and effectively reduce the temperature of the inner cavity of the cabinet body.

Description

Outdoor dustproof high-voltage distribution cabinet

Technical Field

The utility model discloses an outdoor dustproof high voltage distribution cabinet specifically is switch board technical field.

Background

The switch board is according to the electric wiring requirement with switchgear, measuring instrument, protection electrical apparatus and auxiliary assembly in the closed or semi-closed metal cabinet and constitute distribution device, widely used in each power station, distribution substation, electric substation, industrial and mining enterprise, construction place etc., in the environment of switch board long-term operation, the difference of its environment of locating leads to its sealing performance to reduce, can often cause the electric leakage because of rainwater etc. gets into, the electric shock accident takes place, cabinet body work can produce a large amount of heats simultaneously, in time dispel the heat, traditional switch board heat dissipation directly opens the heat dissipation window, can play the radiating effect, but the radiating effect is not good, brought simultaneously, rainwater and dust problem, influence the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outdoor dustproof high voltage distribution cabinet to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an outdoor dustproof high voltage distribution cabinet, includes the cabinet body, the bottom louvre has all been opened to outer wall and back wall lower part about the cabinet body, the roof welding of the cabinet body has the weather shield, the roof of the cabinet body is opened there is the top louvre, the inner chamber lower part joint of the cabinet body has the backup pad, the diapire welding of backup pad has radiating fin, equal spiro union has the transom about the inner wall of the cabinet body, the inner chamber difference joint of transom has electric grille and manger plate ring, the manger plate ring is located electric grille's outside, the inner chamber joint of weather shield has cross reducing pipe, the port of cross reducing pipe runs through the four walls of weather shield respectively, the diapire of cross reducing pipe is opened there is the heat absorption groove, the heat absorption groove is located the upper portion louvre at top.

Preferably, first slopes are arranged on four sides of the inner wall of the water retaining ring, and second slopes are arranged on the inner wall of the ventilation window.

Preferably, the second slope is located outside the water retaining ring.

Preferably, the horizontal included angle of the first slope and the second slope is the same.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the device is provided with bottom heat dissipation holes, a support plate and heat dissipation fins, the support plate prevents dust and water vapor from entering an inner cavity in the upper part of the support plate in the cabinet body, and the heat dissipation fins are matched with the bottom heat dissipation holes to carry out heat exchange and cooling on the inner cavity in the upper part of the support plate in the cabinet body;

2) the device is provided with the ventilation window and the electric grille, and when the outside is in weather such as sand, dust, heavy fog and the like, the electric grille is closed, so that dust and water vapor can be prevented from entering an inner cavity at the upper part of the supporting plate in the cabinet body through the ventilation window;

3) this device sets up the cross reducing pipe, heat absorption groove and top louvre, when external wind passes through the cross reducing pipe, because the internal diameter diminishes, through Bernoulli's principle, make the wind speed of heat absorption groove department increase, make the air of the internal chamber of backup pad upper portion in the cabinet body pass through heat absorption groove and the inner chamber on cross reducing pipe by backup pad upper portion in the suction cabinet body through pressure, the entering of dust and steam can effectively be avoided to this device, through the bottom louvre, backup pad and radiating fin carry out the heat transfer of cabinet body inner chamber air, through the cross reducing pipe, heat absorption groove and top louvre improve cabinet body inner chamber air flow rate, effectively reduce cabinet body inner chamber temperature.

Drawings

Fig. 1 is a schematic front view of the outdoor dustproof high-voltage power distribution cabinet of the utility model;

FIG. 2 is a right-view cross-sectional view of the outdoor dustproof high-voltage power distribution cabinet of the present invention;

FIG. 3 is a front sectional view of the ventilation window of the present invention;

FIG. 4 is a front cross-sectional view of the water retaining ring of the present invention;

fig. 5 is a schematic bottom view of the cross reducer pipe of the present invention.

In the figure: 100 cabinets, 110 bottom heat dissipation holes, 120 rain baffles, 130 top heat dissipation holes, 200 supporting plates, 210 heat dissipation fins, 300 ventilation windows, 310 electric grilles, 320 water retaining rings, 321 first slopes, 330 second slopes, 400 cross reducer pipes and 410 heat absorption grooves.

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.

The utility model provides an outdoor dustproof high voltage power distribution cabinet, effectively avoid the entering of dust and steam, carry out the heat transfer of cabinet body inner chamber air through bottom louvre, backup pad and radiating fin, improve cabinet body inner chamber air flow rate through cross reducing pipe, heat absorption tank and top louvre, effectively reduce cabinet body inner chamber temperature, please refer to fig. 1 and fig. 2, including the cabinet body 100, bottom louvre 110 has all been opened to the left and right outer wall and the back wall lower part of the cabinet body 100, and the roof welding of the cabinet body 100 has weather shield 120, and the roof of the cabinet body 100 has top louvre 130, and weather shield 120 avoids the rainwater to gather at the roof of the cabinet body 100, leads to the long-time cabinet body 100 to receive the corruption;

referring to fig. 1 and fig. 2 again, a supporting plate 200 is clamped at the lower part of the inner cavity of the cabinet 100, the supporting plate 200 is used for preventing water vapor from entering the inner cavity of the cabinet 100 through the bottom heat dissipation holes 110, the bottom wall of the supporting plate 200 is welded with heat dissipation fins 210, and the heat dissipation fins 210 are used for increasing the surface area of the supporting plate 200, increasing the contact area of the supporting plate 200 and the outside air, and increasing the heat exchange effect of the supporting plate 200 and the outside air;

referring to fig. 1, 2, 3 and 4, the ventilation window 300 is screwed on the left and right sides of the inner wall of the cabinet 100, an electric grille 310 and a water retaining ring 320 are respectively clamped in an inner cavity of the ventilation window 300, the water retaining ring 320 is located outside the electric grille 310, the ventilation window 300 is used for heat exchange between outside air entering the inner cavity of the cabinet 100 and hot air in the inner cavity of the cabinet 100, the electric grille 310 is used for closing and opening the ventilation window 300 to prevent dust and water vapor from entering the inner cavity of the cabinet 100 in special weather, and the water retaining ring 320 is used for preventing rainwater from gathering at the bottom wall of the inner cavity of the ventilation window 300;

referring to fig. 1, 2 and 4, a cross reducer 400 is clamped in an inner cavity of the rain shield 120, ports of the cross reducer 400 respectively penetrate through four walls of the rain shield 120, a heat absorption groove 410 is formed in a bottom wall of the cross reducer 400, the heat absorption groove 410 is located at the upper portion of the top heat dissipation hole 130, the cross reducer 400 is used for air from different wind directions to enter, and when the heat absorption groove 410 is used for high-speed airflow, high-temperature air in the inner cavity of the cabinet body 100 is sucked into the cross reducer 400 through the top heat dissipation hole 130 and the heat absorption groove 410 by pressure;

referring to fig. 3 and 4, four sides of the inner wall of the water retaining ring 320 are provided with first slopes 321, the inner wall of the ventilation window 300 is provided with second slopes 330, the first slopes 321 prevent rainwater from collecting in the inner cavity of the ventilation window 300, and the second slopes 330 facilitate accumulated water to leave the inner cavity of the ventilation window 300 due to gravity;

referring to fig. 3, the second slope 330 is located outside the water retaining ring 320 to limit the water retaining ring 320 and prevent the water retaining ring 320 from falling off;

the horizontal included angles of the first slope 321 and the second slope 330 are the same, so that accumulated water can roll down to the second slope 330 along the first slope 321 conveniently, and then the accumulated water leaves the inner cavity of the ventilation window 300 due to gravity.

While the invention has been described above with reference to certain embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the various embodiments disclosed herein can be used in any combination with one another, and the description of such combinations that is not exhaustive in this specification is merely for brevity and resource saving. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an outdoor dustproof high voltage distribution cabinet which characterized in that: the improved multifunctional electric heating cabinet comprises a cabinet body (100), bottom heat dissipation holes (110) are formed in the lower portions of the left outer wall, the right outer wall and the rear wall of the cabinet body (100), a rain shield (120) is welded to the top wall of the cabinet body (100), top heat dissipation holes (130) are formed in the top wall of the cabinet body (100), a supporting plate (200) is clamped to the lower portion of an inner cavity of the cabinet body (100), heat dissipation fins (210) are welded to the bottom wall of the supporting plate (200), vent windows (300) are screwed to the left side and the right side of the inner wall of the cabinet body (100), an electric grating (310) and a water retaining ring (320) are respectively clamped to the inner cavity of each vent window (300), the water retaining ring (320) is located outside the electric grating (310), a cross reducer pipe (400) is clamped to the inner cavity of the rain shield (120), ports of the cross reducer pipe (400) respectively penetrate through the four walls of the rain shield (120), and, the heat absorbing grooves (410) are positioned at the upper parts of the top heat dissipating holes (130).

2. The outdoor dustproof high-voltage power distribution cabinet according to claim 1, characterized in that: four sides of the inner wall of the water retaining ring (320) are provided with first slopes (321), and the inner wall of the ventilation window (300) is provided with second slopes (330).

3. The outdoor dustproof high-voltage power distribution cabinet according to claim 2, characterized in that: the second slope (330) is positioned outside the water retaining ring (320).

4. The outdoor dustproof high-voltage power distribution cabinet according to claim 2, characterized in that: the horizontal included angle of the first slope (321) and the horizontal included angle of the second slope (330) are the same.