Mining handcart type high-voltage vacuum switch cabinet

Abstract

The utility model discloses a mining handcart type high-voltage vacuum switch cabinet, which comprises a switch cabinet body, a protective frame is arranged above the switch cabinet body, a baffle plate is arranged in the middle of the top surface of the protective frame, and water leakage grooves are arranged on two sides of the baffle plate. According to the utility model, when high-altitude broken stones fall onto the switch cabinet body, the broken stones firstly contact with the baffle plate on the top surface of the protection frame, impact force generated by the broken stones extrudes the damper between the protection frame and the switch cabinet body, and the pressing block moves downwards at the same time; the sliding blocks can move in the sliding grooves in the top surface of the switch cabinet body by using the connecting rods, the sliding blocks can extrude the springs between the sliding blocks and the sliding grooves while moving in the sliding grooves, and the impact force borne by the sliding blocks can be consumed and absorbed by using the springs, so that the switch cabinet body can be protected, and the service life of the switch cabinet body is prolonged. The risk that the switch cabinet body is damaged by high-altitude rockfall is reduced, and the service life of the switch cabinet body is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage vacuum switch cabinets, in particular to a mine handcart type high-voltage vacuum switch cabinet. Background Art

[0002] High-voltage switchgear refers to the switchgear used for power generation, transmission, distribution, power conversion and consumption in the power system. It plays the role of switching, control or protection. High-voltage switchgear is divided into several categories according to the voltage level of 3.6kV ~ 550kV electrical products, high-voltage disconnectors and grounding switches, high-voltage load switches, high-voltage automatic reclosing and sectionalizers, high-voltage operating mechanisms, high-voltage explosion-proof distribution devices and high-voltage switchgear. The switchgear should meet the relevant requirements of the "AC Metal-Enclosed Switchgear Standard" and consists of two major parts: the cabinet and the circuit breaker. The cabinet consists of a housing, electrical components (including insulating parts), various mechanisms, secondary terminals and connections.

[0003] The existing Chinese patent with announcement number CN219980232U discloses a high-voltage vacuum switch cabinet for mining, and the key points of its technical solution are: comprising a main body, an insulating plate is arranged at the lower end of the main body, a support block is arranged at the lower end of the insulating plate, an exhaust mechanism is arranged on one side of the main body, an air intake mechanism is arranged at the upper end of the main body, a temperature sensor is arranged at the upper end of the inner cavity of the main body, and a storage mechanism is arranged on the other side of the main body. The utility model can enable the high-voltage vacuum switch cabinet for mining to have the function of exhausting the device through the joint action of the exhaust rack, the exhaust port, the exhaust fan, the groove and the filter sheet, and can enable the high-voltage vacuum switch cabinet for mining to have the function of ventilating the device through the joint action of the fan, the filter box, the filter screen, the pipeline, the heating belt and the through hole, and can enable the high-voltage vacuum switch cabinet for mining to have the function of ventilating the device through the joint action of the storage box, the partition, the cross plate, the pull block and the limit block.

[0004] The above-mentioned prior art solution has the following defects: although the above-mentioned technical solution can enable the high-voltage vacuum switchgear for mining to have the function of exhausting the device, the above-mentioned technical solution cannot protect the high-voltage vacuum switchgear. When used in a mine, falling rocks will occur. When the falling rocks fall on the high-voltage vacuum switchgear, it is easy to cause the high-voltage vacuum switchgear to deform, thereby easily causing damage to the internal components of the high-voltage vacuum switchgear, and easily reducing its service life. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a mine trolley-type high-voltage vacuum switch cabinet, which has the advantages of being able to protect the high-voltage vacuum switch cabinet and being beneficial to extending its service life, thereby solving the problems in the above-mentioned background technology.

[0007] (II) Technical solution

[0008] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a mining handcart-type high-voltage vacuum switchgear, comprising a switchgear body, a protective frame is provided above the switchgear body, and a baffle is provided at the middle position of the top surface of the protective frame, water leakage grooves are provided on both sides of the baffle, and the inner wall of the water leakage groove passes through one side surface of the protective frame and is provided with a water leakage hole, a damper is installed between the protective frame and the switchgear body, a pressure block is provided at the middle position of the top lower surface of the protective frame, a slide groove is provided at the middle position of the top surface of the switchgear body, and a slider is provided in the slide groove, a connecting rod is rotatably connected between the slider and the pressure block through a pin shaft, a spring is provided between the slider and the slide groove, a placement frame is provided at the middle position of the bottom upper surface of the switchgear body, and a desiccant is provided inside the placement frame, and a ventilation net is provided inside the placement frame above the desiccant.

[0009] Preferably, cooling fans are installed on both sides of the inner wall of the switch cabinet body, through openings are penetrated through the two side surfaces of the switch cabinet body, and a dustproof net is provided on the surface of the switch cabinet body outside the through openings.

[0010] Preferably, the dustproof net is fixedly connected to the switch cabinet body by screws.

[0011] Preferably, a cabinet door is provided on the front end surface of the switch cabinet body, and the cabinet door is hinged to the switch cabinet body through a hinge.

[0012] Preferably, support columns are provided on both sides of the bottom surface of the switch cabinet body, and a base is provided at one end of the support column.

[0013] Preferably, limit blocks are provided on both sides of the inner wall of the protection frame, and one end of the limit block extends to the inside of the limit grooves provided on the surfaces of both sides of the switch cabinet body.

[0014] Preferably, the slider is slidably connected to the slide groove.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a mine handcart type high-voltage vacuum switch cabinet, which has the following beneficial effects:

[0017] (1) In the present invention, the switch cabinet body is installed at the designated position, and the wiring harness is connected, and then the switch cabinet body can be used. When debris from a high altitude falls onto the switch cabinet body, it will first contact the baffle on the top surface of the protection frame. At this time, the impact force generated by the debris will squeeze the damper between the protection frame and the switch cabinet body, and the pressure block will move downward. By using the connecting rod, the slider can move in the slide groove on the top surface of the switch cabinet body. When the slider moves in the slide groove, it will squeeze the spring between the slide groove. By using the spring, the impact force it receives can be consumed and absorbed, thereby protecting the switch cabinet body, reducing the risk of damage to the switch cabinet body caused by falling rocks from a high altitude, and helping to extend its service life.

[0018] (2) In the present invention, by using the baffle, drainage groove and drainage hole on the top surface of the protective frame, rainwater can be discharged to prevent rainwater from remaining on the switch cabinet body, which is convenient for drainage in rainy weather and reduces the erosion of the switch cabinet body by rainwater. By using the desiccant and ventilation net placed in the frame, moisture in the switch cabinet body can also be absorbed, avoiding the situation where the switch cabinet body is corroded by heavy moisture and the internal parts of the switch cabinet body, thereby facilitating the maintenance of the dryness of the switch cabinet body. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 This is a structural schematic diagram of a mine handcart type high voltage vacuum switch cabinet proposed by the utility model;

[0021] Figure 2 It is an enlarged view of A of the mine handcart type high voltage vacuum switch cabinet proposed by the utility model;

[0022] Figure 3 This is a front view of the mine handcart type high voltage vacuum switch cabinet proposed by the utility model;

[0023] Figure 4 The utility model is a schematic diagram of the protective frame structure of a mine handcart type high-voltage vacuum switch cabinet.

[0024] Legend:

[0025] 1. Switch cabinet body; 2. Protection frame; 3. Baffle; 4. Leakage groove; 5. Leakage hole; 6. Damper; 7. Cooling fan; 8. Through hole; 9. Dust net; 10. Support column; 11. Base; 12. Limit groove; 13. Limit block; 14. Ventilation net; 15. Desiccant; 16. Placement frame; 17. Press block; 18. Slider; 19. Slide; 20. Connecting rod; 21. Spring; 22. Cabinet door. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0028] Please refer to Figure 1-4A mining handcart-type high-voltage vacuum switchgear comprises a switchgear body 1, a protective frame 2 is arranged above the switchgear body 1, and a baffle 3 is arranged at the middle position of the top surface of the protective frame 2, water leakage grooves 4 are arranged on both sides of the baffle 3, and a water leakage hole 5 is arranged on the inner wall of the water leakage groove 4 penetrating through one side surface of the protective frame 2, a damper 6 is installed between the protective frame 2 and the switchgear body 1, a pressure block 17 is arranged at the middle position of the top lower surface of the protective frame 2, a slide groove 19 is arranged at the middle position of the top surface of the switchgear body 1, and a slider 18 is arranged in the slide groove 19, a connecting rod 20 is rotatably connected between the slider 18 and the pressure block 17 through a pin shaft, a spring 21 is arranged between the slider 18 and the slide groove 19, a placement frame 16 is arranged at the middle position of the upper surface of the bottom end of the switchgear body 1, and a desiccant 15 is arranged inside the placement frame 16, and the interior of the placement frame 16 is located at a desiccant A ventilation net 14 is provided above the agent 15, wherein the switch cabinet body 1 is installed at a designated position, and the wiring harness is connected before use. When gravel from a high altitude falls onto the switch cabinet body 1, it will first contact the baffle 3 on the top surface of the protection frame 2. At this time, the impact force generated by the gravel will squeeze the damper 6 between the protection frame 2 and the switch cabinet body 1, and the pressure block 17 will move downward. By using the connecting rod 20, the slider 18 can move in the slide groove 19 on the top surface of the switch cabinet body 1. When the slider 18 moves in the slide groove 19, it will squeeze the spring 21 between the slide groove 19. By using the spring 21, the impact force it receives can be consumed and absorbed, thereby protecting the switch cabinet body 1, reducing the risk of damage to the switch cabinet body 1 caused by falling rocks from a high altitude, and helping to extend its service life.

[0029] In one embodiment, cooling fans 7 are installed on both sides of the inner wall of the switch cabinet body 1, and through openings 8 are penetrated through the two side surfaces of the switch cabinet body 1. A dustproof net 9 is provided on the surface of the switch cabinet body 1 outside the through opening 8. By using the cooling fans 7, the heat generated by the switch cabinet body 1 during use can be dissipated, thereby dissipating the heat.

[0030] In one embodiment, the dustproof net 9 is fixedly connected to the switch cabinet body 1 by screws, wherein the dustproof net 9 can be cleaned by loosening the screws and removing it, so as to maintain normal use in the future.

[0031] In one embodiment, a cabinet door 22 is provided on the front end surface of the switch cabinet body 1 , and the cabinet door 22 is hinged to the switch cabinet body 1 through a hinge, wherein the wiring harness can be connected by opening the cabinet door 22 .

[0032] In one embodiment, support columns 10 are provided on both sides of the bottom surface of the switch cabinet body 1, and a base 11 is provided at one end of the support column 10, wherein the switch cabinet body 1 is supported by the support column 10 and the base 11, which is beneficial to improve the stability of the switch cabinet body 1.

[0033] In one embodiment, limit blocks 13 are provided on both sides of the inner wall of the protective frame 2, and one end of the limit block 13 extends to the interior of the limit groove 12 opened on the two side surfaces of the switch cabinet body 1, wherein the limit block 13 and the limit groove 12 are used to limit the protective frame 2, so as to maintain the stability of the protective frame 2 during the movement.

[0034] In one embodiment, the slider 18 is slidably connected to the slide groove 19, so that the slider 18 can move in the slide groove 19, thereby squeezing the spring 21 to absorb the impact force.

[0035] Working principle:

[0036] When in use, the switch cabinet body 1 is installed at the designated position, and the wiring harness is connected, and then it can be used. When the debris from the high altitude falls onto the switch cabinet body 1, it will first contact the baffle 3 on the top surface of the protection frame 2. At this time, the impact force generated by the debris will squeeze the damper 6 between the protection frame 2 and the switch cabinet body 1, and the pressure block 17 will move downward. The slider 18 can be moved in the slide groove 19 on the top surface of the switch cabinet body 1 by using the connecting rod 20. When the slider 18 moves in the slide groove 19, it will squeeze the spring 21 between the slide groove 19. By using the spring 21, the impact force it receives can be consumed and absorbed, so that the switch cabinet body can be The switch cabinet body 1 is protected by the baffle 3, the leakage groove 4 and the leakage hole 5 on the top surface of the protection frame 2, so as to reduce the risk of damage to the switch cabinet body 1 caused by falling rocks, and is conducive to extending its service life. The rainwater can be discharged to prevent the rainwater from remaining on the switch cabinet body 1, which is convenient for drainage in rainy weather and reduces the erosion of the switch cabinet body 1 caused by rainwater. The desiccant 15 and the ventilation net 14 in the placement frame 16 can also absorb the moisture in the switch cabinet body 1, and avoid the corrosion of the internal parts of the switch cabinet body 1 caused by the heavy moisture in the switch cabinet body 1, thereby facilitating the maintenance of the dryness of the switch cabinet body 1.

[0037] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A mining trolley type high voltage vacuum switch cabinet, comprising a switch cabinet body (1), characterized in that: A protective frame (2) is provided above the switch cabinet body (1), and a baffle (3) is provided at a middle position on the top surface of the protective frame (2), water leakage grooves (4) are provided on both sides of the baffle (3), and a water leakage hole (5) is provided on the inner wall of the water leakage groove (4) penetrating through a side surface of the protective frame (2), a damper (6) is installed between the protective frame (2) and the switch cabinet body (1), a pressure block (17) is provided at a middle position on the lower surface of the top of the protective frame (2), and a pressure block (17) is provided at a middle position on the top surface of the switch cabinet body (1). A slide groove (19) is provided at the placement position, and a slider (18) is provided in the slide groove (19); a connecting rod (20) is rotatably connected between the slider (18) and the pressure block (17) via a pin shaft; a spring (21) is provided between the slider (18) and the slide groove (19); a placement frame (16) is provided at a middle position on the upper surface of the bottom end of the switch cabinet body (1), and a desiccant (15) is provided inside the placement frame (16); and a ventilation net (14) is provided inside the placement frame (16) above the desiccant (15).

2. The mining trolley type high voltage vacuum switch cabinet according to claim 1 is characterized in that: Cooling fans (7) are installed on both sides of the inner wall of the switch cabinet body (1), through openings (8) are provided through both side surfaces of the switch cabinet body (1), and a dustproof net (9) is provided on the surface of the switch cabinet body (1) outside the through openings (8).

3. The mining trolley type high voltage vacuum switch cabinet according to claim 2 is characterized in that: The dustproof net (9) is fixedly connected to the switch cabinet body (1) via screws.

4. The mining trolley type high voltage vacuum switch cabinet according to claim 1 is characterized in that: A cabinet door (22) is provided on the front end surface of the switch cabinet body (1), and the cabinet door (22) is hinged to the switch cabinet body (1) via a hinge.

5. The mining trolley type high voltage vacuum switch cabinet according to claim 1 is characterized in that: Support columns (10) are provided on both sides of the bottom surface of the switch cabinet body (1), and a base (11) is provided at one end of the support column (10).

6. The mining cart type high voltage vacuum switch cabinet according to claim 1 is characterized in that: Limit blocks (13) are provided on both sides of the inner wall of the protection frame (2), and one end of the limit block (13) extends to the inside of the limit groove (12) provided on the surfaces of both sides of the switch cabinet body (1).

7. The mining cart type high voltage vacuum switch cabinet according to claim 1 is characterized in that: The sliding block (18) is slidably connected to the sliding groove (19).

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