CN216958896U

CN216958896U - Heat dissipation formula high-voltage board

Info

Publication number: CN216958896U
Application number: CN202220127174.4U
Authority: CN
Inventors: 胡桂林; 潘再军; 聂晓斌; 龙兰妹
Original assignee: Yangchun New Iron and Steel Co Ltd
Current assignee: Yangchun New Iron and Steel Co Ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-07-12
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a heat dissipation type high-voltage cabinet which comprises a cabinet body, wherein an air inlet is formed in one side, close to the ground, of the cabinet body, a supporting assembly is arranged on one side, close to the ground, of the cabinet body, and a fan is fixedly connected to the side wall of the air inlet; according to the utility model, the fan is started, wind power enters from the air inlet, passes through the filter screen and enters the cabinet body, when the wind power passes through the filter screen, the filter screen can filter dust in the air, meanwhile, the wind power can drive the movable ring to move upwards to drive the sliding plate to move upwards and drive the blocking block to move upwards, when the end part of the blocking block is higher than the connecting hole, the connecting hole is communicated with the outside through the L-shaped hole, part of the wind power can be discharged from the connecting hole, the compression spring drives the sliding plate to move downwards to drive the filter screen and the blocking block to move downwards until the blocking block shields the connecting hole again, and the operation is repeated, so that the filter screen does not stop to generate vibration due to up-and-down movement, and the reduction of the heat dissipation efficiency caused by the attachment of the dust on the filter screen is prevented.

Description

Heat dissipation formula high-voltage board

Technical Field

The utility model relates to the technical field of high-voltage cabinets, in particular to a heat dissipation type high-voltage cabinet.

Background

The high-voltage cabinet is equipment connected with high-voltage or low-voltage cables, a common power supply station and a substation use the high-voltage cabinet, then the high-voltage cabinet is subjected to voltage reduction by a transformer and then enters the low-voltage cabinet, the low-voltage cabinet enters each power distribution box, and the high-voltage cabinet is electrical equipment formed by assembling protection devices such as switch breakers into a whole;

electronic device in the high-voltage board is at the during operation, can produce the heat, and the heat can influence electronic device's work, need the heat dissipation this moment, the radiating mode of current high-voltage board is mostly to take the fan to blow and trompil on cabinet side wall, blow off the heat to the external world with wind-force, the most compactness of electronic device arranges in the current high-voltage board, influence the radiating effect, the material of the most adoption magnetic conductivity of material of current high-voltage board, electronic device sets up and can produce the vortex in the near-by during operation of material of these magnetic conductivity, the hysteresis loss, and the loss then can lead to generating heat, blow into the cabinet internal with external wind simultaneously, inevitable brings the dust into, the accumulation of long-time dust also can influence the radiating effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that electronic devices in the existing high-voltage cabinet are compactly arranged, the cabinet body is made of magnetic conductivity materials, and dust is brought in when wind power is used for heat dissipation, and provides a heat dissipation type high-voltage cabinet.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a heat dissipation formula high-voltage board, includes the cabinet body, the cabinet body is close to ground one side and has seted up the air intake, the cabinet body is close to and is provided with the supporting component on ground one side, air intake lateral wall fixedly connected with fan, cabinet internal side wall fixedly connected with fixed block, be provided with filter equipment in the fixed block, a plurality of division boards of cabinet internal side wall fixedly connected with, set up a plurality of ventilation holes that are slant decurrent on the cabinet internal side wall, cabinet internal side wall has seted up and has opened the groove, cabinet internal side wall has and opens the door body that the groove corresponds through hinge connection.

Preferably, the supporting component includes the mount pad with cabinet body lateral wall fixed connection, set up the mounting groove in the mount pad, mounting groove inside wall fixed connection has the rubber pad, the mounting groove is connected with the disc through the bracing piece, the fixed cover of tip that the disc was kept away from to the bracing piece has supported the clamping ring, the bracing piece all offsets with the rubber pad with supporting the clamping ring and touch.

Preferably, filter equipment is including seting up the ventilation slot that is hourglass hopper-shaped in the fixed block, ventilation slot bottom is corresponding with the air intake, a plurality of L shape holes have been seted up in the fixed block, the L shape hole runs through cabinet side wall to in external looks UNICOM, L shape hole and ventilation slot looks UNICOM, a plurality of connecting holes have been seted up in the fixed block, the both ends of connecting hole respectively with ventilation slot and L shape hole looks UNICOM, be provided with the slip subassembly on the L shape hole inside wall.

Preferably, the sliding assembly comprises a fixed rod fixedly connected to the inner side wall of the L-shaped hole, a sliding plate is sleeved on the outer side wall of the fixed rod in a sliding mode, a compression spring is sleeved on the outer side wall of the fixed rod, two ends of the compression spring are fixedly connected with the inner side wall of the L-shaped hole and the outer side wall of the sliding plate respectively, the sliding plate is close to a moving ring fixedly connected to the end part of the ventilation groove, a filter screen is fixedly connected to the moving ring, a blocking block is fixedly connected to the other end of the sliding plate, and the blocking block is connected with the inner side wall of the L-shaped hole in a sliding mode in a sealing mode.

Preferably, one end of the blocking piece, which is far away from the fan, is higher than the compression spring, and the other end of the blocking piece is lower than the connecting hole.

Preferably, the cabinet body and the isolation plate are made of non-magnetic steel.

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

1. according to the utility model, the fan is started, wind power enters from the air inlet, passes through the filter screen and enters the cabinet body, when the wind power passes through the filter screen, the filter screen can filter dust in the air, meanwhile, the wind power can drive the movable ring to move upwards to drive the sliding plate to move upwards and drive the blocking block to move upwards, when the end part of the blocking block is higher than the connecting hole, the connecting hole is communicated with the outside through the L-shaped hole, part of the wind power can be discharged from the connecting hole, the compression spring drives the sliding plate to move downwards to drive the filter screen and the blocking block to move downwards until the blocking block shields the connecting hole again, and the operation is repeated, so that the filter screen does not stop to generate vibration due to up-and-down movement, and the reduction of the heat dissipation efficiency caused by the attachment of the dust on the filter screen is prevented.

2. According to the utility model, the plurality of isolation plates are arranged, the electronic devices are uniformly distributed on different isolation plates, so that gaps among the electronic devices are increased, and heat dissipation is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation type high voltage cabinet according to the present invention;

fig. 2 is a schematic structural diagram of a heat dissipation type high voltage cabinet according to the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

fig. 4 is an enlarged schematic view of fig. 2 at B.

In the figure: 1 cabinet body, 2 fans, 3 fixed blocks, 4 division boards, 5 ventilation holes, 6 hinges, 7 door bodies, 8 mounting seats, 9 mounting grooves, 10 rubber pads, 11 supporting rods, 12 discs, 13 abutting rings, 14 ventilation grooves, 15L-shaped holes, 16 connecting holes, 17 fixing rods, 18 sliding plates, 19 compression springs, 20 moving rings, 21 filter screens and 22 blocking blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a heat dissipation type high-voltage cabinet comprises a cabinet body 1, an air inlet is formed in one side, close to the ground, of the cabinet body 1, a supporting assembly is arranged on one side, close to the ground, of the cabinet body 1, further, the supporting assembly comprises an installation seat 8 fixedly connected with the outer side wall of the cabinet body 1, an installation groove 9 is formed in the installation seat 8, a rubber pad 10 is fixedly connected to the inner side wall of the installation groove 9, the rubber pad 10 has elasticity, the installation groove 9 is connected with a disc 12 through a supporting rod 11, the disc 12 increases the contact area between the supporting rod 11 and the ground and is more stable, a pressing ring 13 is fixedly sleeved at the end, far away from the disc 12, of the supporting rod 11, the contact area between the supporting rod 11 and the rubber pad 10 is increased, the supporting rod 11 and the pressing ring 13 are both in contact with the rubber pad 10, it needs to be explained here that a fan 2 is electrified to output power to drive the cabinet body 1 and the internal structure thereof to generate vibration, the electronic devices in the cabinet body 1 cannot be vibrated for a long time, and the supporting assembly reduces the vibration due to the elasticity of the rubber pad 10;

the side wall of the air inlet is fixedly connected with a fan 2, the fan 2 is the prior art, details are not described herein, the inner side wall of the cabinet body 1 is fixedly connected with a fixed block 3, a filtering device is arranged in the fixed block 3, the filtering device comprises a funnel-shaped ventilation groove 14 arranged in the fixed block 3, the bottom of the ventilation groove 14 corresponds to the air inlet, a plurality of L-shaped holes 15 are arranged in the fixed block 3, the L-shaped holes 15 penetrate through the side wall of the cabinet body 1 and are communicated with the outside, the L-shaped holes 15 are communicated with the ventilation groove 14, a plurality of connecting holes 16 are arranged in the fixed block 3, two ends of the connecting holes 16 are respectively communicated with the ventilation groove 14 and the L-shaped holes 15, a sliding component is arranged on the inner side wall of the L-shaped holes 15, further, the sliding component comprises a fixed rod 17 fixedly connected on the inner side wall of the L-shaped holes 15, a sliding plate 18 is slidably sleeved on the outer side wall of the fixed rod 17, a compression spring 19 is sleeved on the outer side wall of the fixed rod 17, the two ends of the compression spring 19 are respectively fixedly connected with the inner side wall of the L-shaped hole 15 and the outer side wall of the sliding plate 18, the end part of the sliding plate 18 close to the ventilation slot 14 is fixedly connected with a moving ring 20, a filter screen 21 is fixedly connected on the moving ring 20, the other end of the sliding plate 18 is fixedly connected with a blocking block 22, the blocking block 22 is in sealing sliding connection with the inner side wall of the L-shaped hole 15, furthermore, one end of the blocking block 22 far away from the fan 2 is higher than the compression spring 19, and the other end of the blocking block 22 is lower than the connecting hole 16, wherein it should be noted that the output wind power of the fan 2 is greater than the elastic force of the compression spring 19, so that the filter screen 21 moves upwards, until the blocking block 20 does not block the connecting hole 16 any more, part of the wind power can enter the L-shaped hole 15 from the connecting hole 16 and then is discharged outside, at the moment, the wind power is less than the elastic force of the compression spring 19, so that the filter screen 21 moves downwards, when the fan does not work, namely in an initial state, the stopper 21 blocks the ventilation groove 14 so that the ventilation groove 14 cannot communicate with the outside through the connection hole 16 and the L-shaped hole 15 (refer to fig. 3);

the inner side wall of the cabinet body 1 is fixedly connected with a plurality of isolation plates 4, furthermore, the cabinet body 1 and the isolation plates 4 are made of non-magnetic steel, and it needs to be explained here that the non-magnetic steel is not magnetic, and does not generate eddy phenomenon, so that no loss and heat are generated, and meanwhile, the adjacent isolation plates 4 are respectively fixedly connected with the corresponding side wall of the cabinet body 1, so that the time of wind power flowing in the cabinet body is prolonged, and the wind power heat dissipation effect is increased;

set up a plurality of ventilation holes 5 that are slant decurrent on the lateral wall of the cabinet body 1, be the setting of slant decurrent ventilation hole 5, the purpose prevents that too much dust from falling into the cabinet body 1 naturally, and the fluting has been seted up to the lateral wall of the cabinet body 1, and the lateral wall of the cabinet body 1 is connected with and opens the door body 7 that the groove corresponds through hinge 6.

The working principle of the utility model is as follows:

the fan 2 is started, the fan 2 outputs constant wind power, the constant wind power enters the cabinet body 1 through the air inlet, the filter screen 21 and the moving ring 20 are driven to move upwards, the blocking block 22 is driven to move upwards through conduction of the sliding plate 18 until the blocking block 21 does not block the connecting hole 16 any more, part of the wind power is discharged to the outside through the connecting hole 16 and the L-shaped hole 15, the wind power is weakened, the elastic force of the compression spring 19 drives the sliding plate 18 to move downwards, the moving ring 20 and the filter screen 21 to move downwards until the blocking block 21 blocks the connecting hole 16 again, the operation is repeated, the filter screen 21 is driven to move upwards and downwards to generate vibration, dust attached to the filter screen 21 is shaken off, and the wind power heat dissipation effect is kept.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The utility model provides a heat dissipation formula high-voltage board, includes the cabinet body (1), its characterized in that, the air intake has been seted up to cabinet body (1) near ground one side, cabinet body (1) is provided with supporting component on being close to ground one side, air intake lateral wall fixedly connected with fan (2), cabinet body (1) inside wall fixedly connected with fixed block (3), be provided with filter equipment in fixed block (3), a plurality of division boards (4) of cabinet body (1) inside wall fixedly connected with, a plurality of ventilation holes (5) that are slant down have been seted up on the cabinet body (1) lateral wall, the fluting has been seted up to cabinet body (1) lateral wall, cabinet body (1) lateral wall is connected with and opens the door body (7) that the fluting corresponds through hinge (6).

2. The heat dissipation type high-voltage cabinet according to claim 1, wherein the supporting component comprises a mounting seat (8) fixedly connected with the outer side wall of the cabinet body (1), a mounting groove (9) is formed in the mounting seat (8), a rubber pad (10) is fixedly connected to the inner side wall of the mounting groove (9), the mounting groove (9) is connected with a disc (12) through a supporting rod (11), a pressing ring (13) is fixedly sleeved on the end portion of the supporting rod (11) far away from the disc (12), and the supporting rod (11) and the pressing ring (13) are both in contact with the rubber pad (10).

3. The heat dissipation type high-voltage board according to claim 1, wherein the filtering device comprises a funnel-shaped ventilation slot (14) formed in a fixing block (3), the bottom of the ventilation slot (14) corresponds to an air inlet, a plurality of L-shaped holes (15) are formed in the fixing block (3), the L-shaped holes (15) penetrate through the side wall of the cabinet body (1) and are communicated with the outside, the L-shaped holes (15) are communicated with the ventilation slot (14), a plurality of connecting holes (16) are formed in the fixing block (3), two ends of each connecting hole (16) are respectively communicated with the ventilation slot (14) and the L-shaped hole (15), and a sliding assembly is arranged on the inner side wall of each L-shaped hole (15).

4. The heat dissipation type high-voltage cabinet according to claim 3, wherein the sliding assembly comprises a fixing rod (17) fixedly connected to the inner side wall of the L-shaped hole (15), a sliding plate (18) is slidably sleeved on the outer side wall of the fixing rod (17), a compression spring (19) is sleeved on the outer side wall of the fixing rod (17), two ends of the compression spring (19) are fixedly connected to the inner side wall of the L-shaped hole (15) and the outer side wall of the sliding plate (18), the sliding plate (18) is close to the end portion of the ventilation slot (14) and is fixedly connected with a moving ring (20), a filter screen (21) is fixedly connected to the moving ring (20), a blocking block (22) is fixedly connected to the other end of the sliding plate (18), and the blocking block (22) is in sliding connection with the inner side wall of the L-shaped hole (15) in a sealing manner.

5. The heat dissipation type high-voltage cabinet according to claim 3, wherein one end of the blocking block (22) far away from the fan (2) is higher than the compression spring (19), and the other end of the blocking block (22) is lower than the connecting hole (16).

6. The heat dissipation type high-voltage cabinet according to claim 1, wherein the cabinet body (1) and the isolation plate (4) are made of non-magnetic steel.