Middle-high voltage switch cabinet

Abstract

The utility model relates to the technical field of switch cabinets, in particular to a middle-high voltage switch cabinet, which provides a stable installation environment through a support device, increases the internal heat dissipation performance of the switch cabinet, adjusts and separates the internal space of the support device through a separation device, and actively dissipates heat through an air supply device. The influence of temperature rise in the supporting device on normal use of part of components is reduced, and the practicability and safety of the device are improved; comprising a supporting device, a separating device and an air supply device, the separating device is installed on the supporting device, and the air supply device is installed on the supporting device.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of switch cabinet, in particular to a kind of medium-high voltage switch cabinet. BACKGROUND

[0002] Medium-high voltage switch cabinet is the important equipment in power system, they play important role in power generation, transmission, distribution, electric energy conversion and consumption process, medium-high voltage switch cabinet generally adopts closed structure, is equipped with instrument room, trolley room, cable room, busbar room etc., each room is isolated with iron plate, to ensure the safe operation of equipment, instrument room is installed with comprehensive protector, ammeter, voltmeter and the like device;Trolley room is installed with trolley and circuit breaker;Busbar room installs three-phase busbar;Cable room is used to connect power cable outside.

[0003] The prior art Chinese utility model patent with application number CN202123401922.8 relates to a medium-high voltage switch cabinet device, including cabinet body, sliding groove, clamping hole, baffle, through-hole, groove, support leg and cabinet door, etc., can be conveniently adjusted the distance between different baffles according to actual needs, and is convenient for installing different specifications of electric devices.

[0004] But the above-mentioned device will produce heat in actual use, the above-mentioned device does not have the ability of active heat dissipation to the inside. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides a kind of medium-high voltage switch cabinet, which provides stable installation environment by support device, increases internal heat dissipation performance, adjusts and separates the internal space of support device by separation device, actively dissipates heat by air supply device, reduces the influence of temperature rise in support device on the normal use of part of components, improves the practicality and safety of the device.

[0006] The utility model relates to a kind of medium-high voltage switch cabinet;Including support device, separation device and air supply device, separation device is installed on support device, air supply device is installed on support device;Provide stable installation environment by support device, and increase internal heat dissipation performance, adjust and separate the internal space of support device by separation device, actively dissipate heat by air supply device, reduce the influence of temperature rise in support device on the normal use of part of components, improve the practicality and safety of the device.

[0007] Preferably, the supporting device comprises a cabinet, a cabinet door, a steel mesh, an arc-shaped baffle, a fan and a dust baffle, the cabinet is provided with a partition plate at the upper portion, the cabinet door is installed on the front end face of the cabinet, a group of heat dissipation holes are respectively arranged on the upper portion and the lower portion of the cabinet door, the steel mesh is installed outside the heat dissipation holes, the fan is installed behind the heat dissipation holes, the dust baffle is arranged on the lower portion of the rear end face of the heat dissipation holes, and the arc-shaped baffle is arranged on the upper portion of the front end face of the heat dissipation holes; the arc-shaped baffle is used for shielding the dust and impurities that fall naturally, the dust baffle is used for shielding the dust and impurities that fall on the lower portion of the heat dissipation holes, and the fan is used for assisting heat dissipation of the cabinet, thereby improving the practicability of the device.

[0008] Preferably, the separating device comprises slide rails, limiting sliding grooves, U-shaped clamps, pivots, fastening bolts and vertical insulating partition plates, a group of slide rails are respectively arranged on the front portion and the rear portion of the lower end face of the cabinet partition plate, a group of slide rails are respectively arranged on the front portion and the rear portion of the bottom end face of the cabinet, limiting sliding grooves are arranged on the side faces of the slide rails, the two ends of the fastening bolt are respectively connected with a group of U-shaped clamps through a group of bearings, one group of U-shaped clamps is clamped on the slide rail and is provided with a pivot on the side face of the U-shaped clamp, and the other group of U-shaped clamps is clamped on the vertical insulating partition plate and is provided with a fastening bolt on the side face of the U-shaped clamp; the vertical insulating partition plate is vertically fixed in the cabinet through the cooperation of the fastening bolt and the U-shaped clamp, the front portion and the rear portion of the vertical insulating partition plate can be adjusted through the adjustability of the fastening bolt and the U-shaped clamp, thereby flexibly changing the space arrangement in the cabinet, the vertical insulating partition plate can be translated through the cooperation of the pivot and the limiting sliding groove, so that the size of the individual space can be controlled, and the practicability of the device is improved.

[0009] Preferably, the air supply device comprises an insulating air pipe, a diamond mesh, a filter pipe, a dust collecting hopper and a filter screen, an air inlet is arranged on the upper end face of the cabinet, the air inlet is connected with the insulating air pipe, the diamond mesh is installed on the lower portion of the air inlet, the filter pipe is connected with the dust collecting hopper and is arranged in the upper space in the cabinet, the dust collecting hopper is connected with the lower end face of the filter pipe, and the filter screen is arranged on the side face of the filter pipe; the airflow of the external fan is sent into the cabinet through the insulating air pipe, large-volume impurities are intercepted through the diamond mesh, the components are prevented from being damaged due to impact, the smoke dust in the gas is filtered through the filter screen, the smoke dust is collected and carried through the dust collecting hopper, the practicability of the device is improved under the condition of effectively ensuring the heat dissipation capacity of the equipment.

[0010] Preferably, the dust discharging plug and the vibration motor are further arranged, the dust discharging hole is arranged on the lower end face of the dust collecting hopper, the inner thread is arranged on the inner side face of the dust discharging hole, the dust discharging plug is connected with the dust discharging hole at the lower portion of the dust collecting hopper, and the vibration motor is installed on the side face of the filter pipe; the vibration motor is turned on to transmit power to the filter screen to drive the filter screen to vibrate, thereby reducing the dust adhered to the inner side face of the filter screen, ensuring the gas passing efficiency, the dust discharging plug facilitates the operator to discharge the collected dust in the dust collecting hopper, and the practicability of the device is improved.

[0011] Preferably, the lamp strip is arranged on the front end surface of the upper partition plate in the cabinet body, the partition plate is made of non-metal material, and a plurality of groups of air holes are uniformly arranged on the partition plate.

[0012] Compared with the prior art, the utility model has the advantages that: the stable installation environment is provided through the support device, and the heat dissipation performance of the support device is increased, the internal space of the support device is adjusted and separated through the separation device, the active heat dissipation is carried out through the air supply device, the influence of the temperature rise in the support device on the normal use of part of components is reduced, and the practicability and safety of the device are improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is the first axonometric structure schematic diagram of the utility model;

[0014] Figure 2 is the second axonometric structure schematic diagram of the utility model;

[0015] Figure 3 is the first cross section structure schematic diagram of the utility model;

[0016] Figure 4 is the second cross section structure schematic diagram of the utility model;

[0017] Figure 5 is the local enlarged structure schematic diagram of the utility model;

[0018] Marked in the drawing: 1, cabinet body;2, cabinet door;3, steel wire net;4, arc baffle;5, fan;6, dust baffle;7, sliding rail;8, limiting sliding groove;9, U type clamp;10, rotating shaft;11, fastening bolt;12, vertical insulating partition plate;13, insulating air pipe;14, diamond net;15, filter pipe;16, dust collecting hopper;17, filter screen;18, dust discharging plug;19, vibration motor;20, lamp strip. DETAILED DESCRIPTION

[0019] In order to facilitate understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0020] Embodiment 1

[0021] As Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The shown partition device is installed on the support device, and the air supply device is installed on the support device;

[0022] First, the vertical insulation partition plate 12 is vertically fixed in the cabinet body 1 by the cooperation of the fastening bolts 11 and the U-shaped clips 9, and the front and rear positions of the vertical insulation partition plate 12 can be adjusted by the rotation of the fastening bolts 11 and the U-shaped clips 9, so that the space arrangement in the cabinet body 1 can be flexibly changed. The size of each part of the cabinet body 1 is adjusted by the cooperation of the rotating shaft 10 and the limiting sliding groove 8. In the use process, the air flow from the external fan is sent into the cabinet body 1 through the insulation air pipe 13, the large-volume sundries are intercepted by the diamond net 14 to prevent the components from being damaged by impact, the smoke in the gas is filtered by the filter screen 17, and the smoke is collected and carried by the dust collecting hopper 16, so that the external air can enter the cabinet body 1 to dissipate heat.

[0023] The support device comprises a cabinet body 1, a cabinet door 2, a steel wire mesh 3, an arc-shaped baffle 4, a fan 5 and a dust baffle 6. The cabinet body 1 is provided with a partition plate at the upper portion. The cabinet door 2 is installed on the front end face of the cabinet body 1. A group of heat dissipation holes are respectively arranged at the upper portion and the lower portion of the cabinet door 2. The steel wire mesh 3 is installed outside the heat dissipation holes. The fan 5 is installed at the rear portion of the heat dissipation holes. The dust baffle 6 is arranged at the lower portion of the rear end face of the heat dissipation holes. The arc-shaped baffle 4 is arranged at the upper portion of the front end face of the heat dissipation holes.

[0024] The partition device comprises a sliding rail 7, a limiting sliding groove 8, a U-shaped clip 9, a rotating shaft 10, a fastening bolt 11 and a vertical insulation partition plate 12. A group of sliding rails 7 are respectively arranged at the front portion and the rear portion of the lower end face of the cabinet body 1. A group of sliding rails 7 are respectively arranged at the front portion and the rear portion of the bottom end face of the cabinet body 1. The limiting sliding groove 8 is arranged on the side face of the sliding rail 7. The two ends of the fastening bolt 11 are respectively connected with a group of U-shaped clips 9 through a group of bearings. A group of U-shaped clips 9 are clamped on the sliding rail 7 of the fastening bolt 11 and are provided with the rotating shaft 10 on the side face of the U-shaped clip 9. Another group of U-shaped clips 9 are clamped on the vertical insulation partition plate 12 of the fastening bolt 11 and are provided with the fastening bolt on the side face of the U-shaped clip 9.

[0025] The air supply device comprises an insulation air pipe 13, a diamond net 14, a filter pipe 15, a dust collecting hopper 16 and a filter screen 17. The air inlet is arranged on the upper end face of the cabinet body 1. The insulation air pipe 13 is connected with the air inlet. The diamond net 14 is installed at the lower portion of the air inlet. The filter pipe 15 is connected with the lower portion of the air inlet in the upper space of the cabinet body 1. The dust collecting hopper 16 is connected with the lower end face of the filter pipe 15. The filter screen 17 is arranged on the side face of the filter pipe 15.

[0026] The dust discharging plug 18 and the vibration motor 19 are further arranged. The dust discharging hole is arranged on the lower end face of the dust collecting hopper 16. The inner thread is arranged on the inner side face of the dust discharging hole. The dust discharging plug 18 is connected with the dust discharging hole at the lower portion of the dust collecting hopper 16. The vibration motor 19 is installed on the side face of the filter pipe 15.

[0027] The lamp strip 20 is arranged on the front end surface of the upper partition plate in the cabinet body 1, and the partition plate is made of non-metal material and is uniformly provided with a plurality of groups of air holes.

[0028] The support device provides a stable installation environment and increases the internal heat dissipation performance, the internal space of the support device is adjusted and separated by the separation device, the air supply device actively dissipates heat, reduces the influence of the temperature rise in the support device on the normal use of some components, and improves the practicality and safety of the device.

[0029] As shown in Figures 1 to 5 The vertical insulation partition plate 12 is vertically fixed in the cabinet body 1 by the cooperation of the fastening bolt 11 and the U-shaped clamp 9, and the front and rear positions of the vertical insulation partition plate 12 can be adjusted by the rotation of the fastening bolt 11 and the U-shaped clamp 9, so that the space arrangement in the cabinet body 1 can be flexibly changed, the size of each part of the cabinet body 1 is adjusted by the cooperation of the pivot 10 and the limiting sliding groove 8, and in the use process, the air flow of the external fan is sent into the cabinet body 1 through the insulation air pipe 13, the large-volume sundries are intercepted by the diamond net 14 to prevent damage of components caused by impact, the smoke in the gas is filtered by the filter screen 17, the smoke is collected and carried by the dust collecting hopper 16, and then the external air enters the cabinet body 1 to dissipate heat.

[0030] The filter screen 17 and the fan 5 of the medium and high voltage switch cabinet are purchased on the market, and the technical personnel in the industry only needs to install and operate according to the attached instruction manual, without the technical personnel in the field paying creative labor.

[0031] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary technical personnel in the technical field, without departing from the technical principle of the utility model, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. A medium-high voltage switchgear; characterized by, The utility model provides a dust removal device, including support device, partition device and air supply device, partition device installs on support device, air supply device installs on support device, air supply device includes insulated air pipe (13), diamond net (14), filter pipe (15), dust hopper (16) and filter screen (17), the upper end surface of cabinet (1) is provided with air inlet, air inlet is connected with insulated air pipe (13), the lower part of air inlet is installed with diamond net (14), the lower part of air inlet is connected with filter pipe (15) in the upper space in cabinet (1), the lower end surface of filter pipe (15) is connected with dust hopper (16), and filter screen (17) is provided on the side surface of filter pipe (15), still including dust discharging plug (18) and vibration motor (19), dust hopper (16) is provided with the pollution hole on the lower end surface, the inner side is provided with internal thread on the pollution hole, dust discharging plug (18) is connected with the pollution hole of dust hopper (16) lower part, and vibration motor (19) is installed on the side surface of filter pipe (15).

2. A medium-high voltage switchgear according to claim 1, characterized in that Support device includes cabinet (1), cabinet door (2), steel wire net (3), arc baffle (4), fan (5) and dust baffle (6), the upper portion in cabinet (1) is provided with the baffle, the front end surface of cabinet (1) is installed with cabinet door (2), and the upper portion and the lower portion of cabinet door (2) are provided with a group of heat dissipation holes respectively, the outside of heat dissipation hole is installed with steel wire net (3), fan (5) is installed behind heat dissipation hole, and dust baffle (6) is provided on the lower portion of the rear end surface of heat dissipation hole, and arc baffle (4) is provided on the upper portion of the front end surface of heat dissipation hole.

3. A medium-high voltage switchgear according to claim 2, characterized in that Partition device includes slide rail (7), limiting sliding slot (8), U-shaped clamp (9), rotating shaft (10), fastening bolt (11) and vertical insulating baffle (12), and the front portion and rear portion of the lower end surface of cabinet (1) baffle are installed with a group of slide rails (7) respectively, and the front portion and rear portion of the bottom end surface in cabinet (1) are installed with a group of slide rails (7) respectively, and limiting sliding slot (8) is provided on the side surface of slide rail (7), and the two ends of fastening bolt (11) are connected with a group of U-shaped clamps (9) through a group of bearings respectively, and a group of U-shaped clamps (9) are clamped on slide rail (7) on fastening bolt (11), and rotating shaft (10) is provided on the side surface of U-shaped clamp (9), and another group of U-shaped clamps (9) are clamped on vertical insulating baffle (12) on fastening bolt (11) and are provided with fastening bolt on the side surface of U-shaped clamp (9).

4. A medium-high voltage switchgear according to claim 3, characterized in that Still include the lamp strip (20), the front end surface of the upper portion baffle in cabinet (1) is installed with the lamp strip (20) obliquely, and the baffle adopts nonmetal material and is uniformly provided with multiple groups of vent holes on the baffle.

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