Ventilation top plate of power distribution cabinet

Abstract

The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet ventilation top plate which comprises a top plate, a ventilation box is welded to the top of the top plate, a bearing plate is fixed in the ventilation box through bolts, through holes are formed in the bearing plate at equal intervals in a penetrating mode, and a protective net is fixed to the top of the bearing plate through bolts. A waterproof breathable film is glued to the bottom of the protective net; a cleaning assembly is arranged at one end of the top of the ventilation box and comprises a protection box fixed to the top of the ventilation box through a bolt, a reciprocating lead screw is rotationally connected to the interior of the protection box through a bearing, and the outer side of the reciprocating lead screw is sleeved with an internal thread sliding block; through holes in a bearing plate facilitate ventilation and heat dissipation of the cabinet body, a waterproof breathable film and a protective net can play a dustproof and waterproof role, a reciprocating screw rod rotates to push an internal thread sliding block and a transverse plate on one side to reciprocate, and dust, impurities and the like on the top of the protective net are brushed away through a cleaning brush.

Description

TECHNICAL FIELD

[0001] The utility model relates to a power distribution cabinet technical field, concretely relates to a power distribution cabinet ventilation top plate. BACKGROUND

[0002] The power distribution cabinet is a device for distributing power, protecting electrical equipment and controlling current flow in the power system, which is mainly used for distributing power from high-voltage power supply to each low-voltage circuit and protecting and controlling the circuit, and is widely used in industrial, commercial and residential power systems.

[0003] The existing power distribution cabinet ventilation top plate has a simple structure, mostly has a groove hole for ventilation, and a protective net is installed on the groove hole for preventing dust and impurities from falling into the cabinet body, and the protective net has no cleaning structure, so that dust and impurities will accumulate on the top of the protective net after a long time of use, causing the protective net to be blocked, thereby affecting the ventilation and heat dissipation of the power distribution cabinet, and therefore the power distribution cabinet ventilation top plate is provided, which drives the reciprocating screw rod to push the internal threaded sliding block to reciprocate by the driving motor, drives the horizontal plate and the cleaning brush at the bottom of the horizontal plate to clean the protective net, and removes the dust and impurities on the top of the protective net. SUMMARY

[0004] In view of the problems in the prior art, the utility model provides a power distribution cabinet ventilation top plate, which drives the reciprocating screw rod to push the internal threaded sliding block to reciprocate by the driving motor, drives the horizontal plate and the cleaning brush at the bottom of the horizontal plate to clean the protective net, and removes the dust and impurities on the top of the protective net.

[0005] The utility model solves the technical problems by adopting the technical scheme of a power distribution cabinet ventilation top plate, which comprises a top plate, a ventilation box is welded on the top of the top plate, a bearing plate is fixed in the ventilation box by bolts, through holes are equidistantly and penetratively formed in the bearing plate, a protective net is fixed on the top of the bearing plate by bolts, and a waterproof and breathable film is glued to the bottom of the protective net.

[0006] One end of the top of the ventilation box is provided with a cleaning assembly, the cleaning assembly comprises a protective box fixed on the top of the ventilation box by bolts, a reciprocating screw rod is rotatably connected in the protective box by a bearing, an internal threaded sliding block is sleeved on the outer side of the reciprocating screw rod, a horizontal plate is fixed on one side of the top of the protective net by bolts, and a driving motor is fixed on the bottom of the horizontal plate by bolts.

[0007] By adopting the above technical scheme, the through holes in the bearing plate facilitate the ventilation and heat dissipation of the cabinet body, the waterproof and breathable film and the protective net can play the roles of dust prevention and waterproofing, the reciprocating screw rod rotates to push the internal threaded sliding block and the horizontal plate on one side to reciprocate, and the dust and impurities on the top of the protective net are cleaned by the cleaning brush.

[0008] Specific, said ventilation box side two ends are provided with incoming line assembly, the incoming line assembly includes the incoming line sleeve fixed to the ventilation box side through the flange, the inside of the incoming line sleeve is glued with the sealing sleeve.

[0009] Specific, the end of the incoming line sleeve away from the ventilation box is connected with the end cover through the thread groove.

[0010] Specific, the drive motor is installed at one end of the protective box through the mounting bracket, and the output shaft on one side of the drive motor is fixedly connected with one end of the reciprocating screw rod through the connecting sleeve.

[0011] Specific, the auxiliary rod is fixedly connected with the inner threaded sliding block by bolts in the inside of the protective box on one side of the reciprocating screw rod.

[0012] Specific, the bolt holes are equidistantly and vertically arranged on the top plate outside the ventilation box.

[0013] The utility model discloses the beneficial effect of:

[0014] (1) the utility model discloses a kind of switchgear ventilation top plate, open drive motor drives reciprocating screw rod rotation, reciprocatingly moves the inner threaded sliding block and the horizontal plate of its bottom, horizontal plate moves and drives cleaning brush to clean and brush protective net, can clean dust, impurities etc. on protective net, prevent the hole of protective net from being blocked.

[0015] (2) the utility model discloses a kind of switchgear ventilation top plate, equidistantly and vertically arranged through hole in bearing plate, for cabinet air, heat dissipation, protective net can prevent dust, impurities etc. through through hole flow to cabinet, waterproof breathable membrane is glued in protective net bottom, can prevent water stain through through hole flow to cabinet. DRAWINGS

[0016] The utility model is further described below in connection with drawings and embodiment.

[0017] Figure 1 It is whole structure schematic diagram of the utility model;

[0018] Figure 2 It is ventilation box section view of the utility model;

[0019] Figure 3 It is cleaning assembly structure schematic diagram of the utility model;

[0020] Figure 4 It is incoming line assembly structure schematic diagram of the utility model;

[0021] In the figure: 1. Top plate; 2. Ventilation box; 3. Cleaning assembly; 301. Protective box; 302. Reciprocating screw; 303. Internal thread slider; 304. Cross plate; 305. Cleaning brush; 306. Drive motor; 307. Auxiliary rod; 4. Inlet assembly; 401. Inlet sleeve; 402. Sealing sleeve; 403. End cover; 5. Load-bearing plate; 6. Through hole; 7. Waterproof and breathable membrane; 8. Protective net; 9. Bolt hole. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] The reciprocating screw rod is driven by the driving motor to push the internal thread slider to move back and forth, driving the horizontal plate and the cleaning brush at its bottom to clean the protective net and remove the dust and impurities on the top. Figures 1-4 As shown, the utility model of a ventilation top plate of a power distribution cabinet includes a top plate 1, a ventilation box 2 is welded on the top of the top plate 1, a bearing plate 5 is fixed inside the ventilation box 2 by bolts, and through holes 6 are evenly spaced through the bearing plate 5. A protective net 8 is fixed on the top of the bearing plate 5 by bolts, and a waterproof and breathable membrane 7 is glued to the bottom of the protective net 8;

[0024] A cleaning assembly 3 is provided at one end of the top of the ventilation box 2, and the cleaning assembly 3 includes a protective box 301 fixed to the top of the ventilation box 2 by bolts. A reciprocating screw 302 is rotatably connected to the inside of the protective box 301 through a bearing, and an internally threaded slider 303 is sleeved on the outside of the reciprocating screw 302. The internally threaded slider 303 is located on one side of the top of the protective net 8 and is fixed with a horizontal plate 304 by bolts, and a drive motor 306 is fixed to the bottom of the horizontal plate 304 by bolts.

[0025] When in use, the through holes 6 inside the supporting plate 5 facilitate ventilation and heat dissipation of the cabinet. The waterproof and breathable membrane 7 and the protective net 8 can play a role in dustproof and waterproof. The reciprocating screw 302 rotates to push the internal threaded slider 303 and the horizontal plate 304 on one side to move back and forth, and the dust, impurities, etc. on the top of the protective net 8 are brushed off by the cleaning brush 305.

[0026] For example, Figure 4 As shown, the present invention also includes that an inlet assembly 4 is provided at both ends of one side of the ventilation box 2, and the inlet assembly 4 includes an inlet sleeve 401 fixed to one side of the ventilation box 2 through a flange, and a sealing sleeve 402 is glued to the inner side of the inlet sleeve 401.

[0027] When in use, the provision of the line entry sleeve 401 facilitates the insertion of the cable into the power distribution cabinet, and the sealing sleeve 402 is used to seal between the line entry sleeve 401 and the cable.

[0028] As shown in Figure 4 The utility model further includes, the end cover 403 is connected with the end cover 403 through the thread groove away from the ventilation box 2 of the incoming line cover 401.

[0029] In use, the end cover 403 is used to block the sealing cover 402 not in use.

[0030] As shown in Figure 3 The utility model further includes, the drive motor 306 is installed at one end of the protection box 301 through the mounting bracket, and one side output shaft of the drive motor 306 is fixedly connected with one end of the reciprocating screw rod 302 through the connecting sleeve.

[0031] In use, the drive motor 306 is used to drive the reciprocating screw rod 302 to rotate.

[0032] As shown in Figure 3 The utility model further includes, the auxiliary rod 307 is fixedly connected with the reciprocating screw rod 302 through the bolt in the inside of the protection box 301 at one side of the reciprocating screw rod 302.

[0033] In use, the auxiliary rod 307 can limit the inner thread sliding block 303 without affecting the movement of the inner thread sliding block 303, to prevent the inner thread sliding block 303 from rotating with the reciprocating screw rod 302.

[0034] As shown in Figure 1 The utility model further includes, the bolt hole 9 is opened at the top of the top plate 1 outside the ventilation box 2.

[0035] In use, the bolt hole 9 is opened to facilitate personnel to fix the device on the electric cabinet by bolt.

[0036] In use, personnel fix the top plate 1 on the power distribution cabinet body by bolt through the bolt hole 9, and connect the device with external power supply by power cord;

[0037] The through hole 6 is opened at the inside of the bearing plate 5, which is used for ventilation and heat dissipation in the cabinet body, the protective net 8 can prevent dust, impurities and the like from flowing into the cabinet body through the through hole 6, and the waterproof and breathable film 7 is glued at the bottom of the protective net 8, which can prevent water stains from flowing into the cabinet body through the through hole 6;

[0038] The drive motor 306 is turned on to drive the reciprocating screw rod 302 to rotate, and the inner thread sliding block 303 and the horizontal plate 304 at the bottom thereof are pushed to reciprocate, the horizontal plate 304 moves to drive the cleaning brush 305 to clean the protective net 8, so that the dust and impurities on the protective net 8 can be cleaned, and the holes of the protective net 8 are prevented from being blocked;

[0039] The opening end cover 403 can insert the cable into the cabinet through the wire sleeve 401, the sealing sleeve 402 seals between the wire sleeve 401 and the cable, plays a dustproof and waterproof role, and the end cover 403 is screwed on one end of the sealing sleeve 402, so that the unused sealing sleeve 402 can be plugged.

[0040] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above embodiments and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A ventilation top plate of a power distribution cabinet, characterized in that: The invention comprises a top plate (1), a ventilation box (2) is welded on the top of the top plate (1), a bearing plate (5) is fixed inside the ventilation box (2) by means of bolts, through holes (6) are uniformly provided inside the bearing plate (5), a protective net (8) is fixed on the top of the bearing plate (5) by means of bolts, and a waterproof and breathable membrane (7) is glued to the bottom of the protective net (8); A cleaning assembly (3) is provided at one end of the top of the ventilation box (2), and the cleaning assembly (3) includes a protective box (301) fixed to the top of the ventilation box (2) by bolts, a reciprocating screw (302) is rotatably connected to the inside of the protective box (301) via a bearing, an internally threaded slider (303) is sleeved on the outside of the reciprocating screw (302), a horizontal plate (304) is fixed to one side of the internally threaded slider (303) located at the top of the protective net (8) by bolts, and a driving motor (306) is fixed to the bottom of the horizontal plate (304) by bolts.

2. A ventilation top plate for a power distribution cabinet according to claim 1, characterized in that: An inlet assembly (4) is provided at both ends of one side of the ventilation box (2), and the inlet assembly (4) includes an inlet sleeve (401) fixed to one side of the ventilation box (2) via a flange, and a sealing sleeve (402) is glued to the inner side of the inlet sleeve (401).

3. A ventilation top plate for a power distribution cabinet according to claim 2, characterized in that: One end of the line inlet sleeve (401) away from the ventilation box (2) is connected to an end cover (403) via a threaded groove.

4. The ventilation top plate of a power distribution cabinet according to claim 1, characterized in that: A driving motor (306) is mounted on one end of the protection box (301) via a mounting bracket, and an output shaft on one side of the driving motor (306) is fixedly connected to one end of the reciprocating screw rod (302) via a connecting sleeve.

5. The ventilation top plate of a power distribution cabinet according to claim 1, characterized in that: An auxiliary rod (307) is fixed inside the protection box (301) on one side of the reciprocating screw rod (302) via bolts, and the auxiliary rod (307) passes through the internal thread slider (303).

6. The ventilation top plate of a power distribution cabinet according to claim 1, characterized in that: Bolt holes (9) are equidistantly provided through the top of the top plate (1) located outside the ventilation box (2).

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