Fixed mining switch cabinet bottom supporting device

Abstract

The utility model discloses a fixed mining switch cabinet bottom supporting device, which relates to the field of switch cabinet bottom supporting structures and comprises a fixing block, a placing groove arranged at the top of the fixing block, an exhaust groove arranged at the bottom of the fixing block, a buffer layer arranged in the placing groove, and a connecting hole group penetrating through the buffer layer and the bottom of the placing groove and connected with the exhaust groove. The heat dissipation hole set penetrates through the side wall of the exhaust groove and is connected with the exhaust groove. The bottom supporting device of the fixed mining switch cabinet can provide a stable supporting effect for the mining switch cabinet, has a good heat dissipation effect, and can timely dissipate heat of the switch cabinet, so that the internal temperature of the switch cabinet is prevented from being too high, and the service life of the switch cabinet is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to switchgear bottom support structure field, concretely is a fixed mine switchgear bottom support device. BACKGROUND

[0002] In the mining operation, the fixed mine switchgear is the key equipment for ensuring the stable operation of the power system, and its stability and safety play an important role in the safe mining of the mine. However, the environment of the mine is relatively humid, in order to avoid the corrosion of the humid environment to the switch cabinet and prolong the service life of the switch cabinet, a simple flat plate or frame structure support is usually used at the bottom of the mine switchgear to avoid direct contact of the switch cabinet with the mine ground.

[0003] However, the temperature in the mine environment is usually high, and the switch cabinet will generate a large amount of heat during long-time operation. The existing support device lacks effective heat dissipation structure, and the heat of the switch cabinet cannot be dissipated in time, which easily leads to high temperature inside the switch cabinet, accelerates the aging of the components, and reduces the service life of the equipment. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a fixed mine switchgear bottom support device, which can provide stable support effect for the mine switchgear, has good heat dissipation effect, can dissipate the heat of the switch cabinet in time, thereby avoiding high temperature inside the switch cabinet and prolonging the service life of the switch cabinet.

[0005] The above-mentioned optimization structure of the utility model is realized by the following technical scheme: a fixed mine switchgear bottom support device, comprising a fixed block;

[0006] A placing groove is arranged on the top of the fixed block;

[0007] An exhaust groove is arranged on the bottom of the fixed block;

[0008] A buffer layer is arranged in the placing groove;

[0009] A set of connecting holes penetrates the buffer layer, the bottom of the placing groove, and is connected with the exhaust groove;

[0010] A set of heat dissipation holes penetrates the side wall of the exhaust groove and is connected with the exhaust groove.

[0011] In some embodiments, the buffer layer comprises a buffer frame arranged in the placing groove;

[0012] A plurality of buffer horizontal strips are arranged in parallel in the buffer frame;

[0013] A plurality of buffer longitudinal strips are arranged in parallel in the buffer frame and are connected perpendicularly to the plurality of buffer transverse strips.

[0014] In some embodiments, an opening is arranged at one end of the placing groove, and a bottom wall of the opening is higher than an inner bottom wall of the placing groove.

[0015] In some embodiments, a scale is arranged on a side wall of the opening.

[0016] In some embodiments, a cleaning port is arranged at one end of the exhaust groove, and the cleaning port is closed by an opening and closing plate.

[0017] In some embodiments, the opening and closing plate comprises a plate body, and a plurality of heat dissipation holes are arranged on the plate body.

[0018] Two rotating shafts are symmetrically arranged on both sides of the top of the plate body and are connected with side walls of the cleaning port.

[0019] A torsional spring is sleeved on the rotating shaft, and two ends of the torsional spring are connected with the side walls of the cleaning port and the rotating shaft, respectively.

[0020] In some embodiments, a locking assembly is further arranged between the plate body and the side walls of the cleaning port, and the locking assembly comprises a sliding groove arranged transversely on the side walls of the cleaning port.

[0021] A locking block is slidably arranged in the sliding groove.

[0022] A locking groove is arranged on one side of the bottom of the plate body and is insertedly matched with the locking block.

[0023] A reset spring is arranged between the locking block and the inner side wall of the sliding groove.

[0024] In some embodiments, the locking assembly further comprises a limiting groove arranged on a side of the sliding groove away from the locking groove.

[0025] A limiting block is slidably arranged in the limiting groove.

[0026] A connecting rod is arranged between the limiting block and the locking block, and the reset spring is sleeved on the connecting rod.

[0027] In summary, the utility model has the following beneficial effects:

[0028] The fixed mine switch cabinet bottom support device can provide stable support effect for the mine switch cabinet through cooperation of the connecting hole group and the heat dissipation hole group, has good heat dissipation effect, heat generated by the switch cabinet can be rapidly conducted to the exhaust groove and discharged to the external environment through the heat dissipation hole group, so that the internal temperature of the switch cabinet is prevented from being too high, and the service life of the switch cabinet is prolonged. Meanwhile, the grid-shaped structure formed by the buffer frame, the plurality of buffer horizontal strips and the plurality of buffer vertical strips can increase the buffer area, can effectively absorb and relieve vibration energy, reduce the influence of vibration on electrical elements in the switch cabinet, prevent the electrical elements from loosening due to vibration, and improve the stability and reliability of the switch cabinet. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a structural schematic view of the utility model;

[0030] Figure 2 It is a top view of the utility model;

[0031] Figure 3 It is a sectional view of the utility model Figure 2 in A-A direction;

[0032] Figure 4 It is a sectional view of the utility model Figure 2 in B-B direction;

[0033] Figure 5 It is a sectional view of the utility model Figure 4 in C place.

[0034] In the drawing: 1, fixed block;2, placing groove;3, exhaust groove;4, buffer layer;41, buffer frame;42, buffer horizontal strip;43, buffer vertical strip;5, connecting hole group;6, heat dissipation hole group;7, opening;8, opening and closing plate;81, plate body;82, rotating shaft;9, locking assembly;91, sliding groove;92, locking block;93, locking groove;94, return spring;95, limiting groove;96, limiting block;97, connecting rod. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0036] Reference Figures 1-5The application discloses a fixed mine switch cabinet bottom supporting device, which comprises a fixed block 1, a placing groove 2, an exhaust groove 3, a buffer layer 4, a connecting hole group 5 and a heat dissipation hole group 6. The fixed block 1 is a basic structure of the supporting device and can be made of high-strength metal materials such as cast steel or high-strength aluminum alloy, has good compression resistance and deformation resistance, and ensures the stability and durability of the supporting device. The fixed block 1 can be fixed on the mine ground or the installation foundation through anchor bolts or welding and the like, so that the stability of the supporting device is ensured. The placing groove 2 is arranged at the top of the fixed block 1, the shape and size of the placing groove 2 are designed according to the shape and size of the bottom of the switch cabinet, the switch cabinet can be stably placed in the placing groove 2, and the stability of the connection between the switch cabinet and the fixed block 1 can be improved through bolt fixation. The exhaust groove 3 is arranged at the bottom of the fixed block 1, the internal space of the exhaust groove 3 is communicated with the heat dissipation hole group 6 and the connecting hole group 5, and the exhaust groove 3 can provide a channel for heat dissipation and cleaning. The buffer layer 4 is arranged in the placing groove 2 and can absorb and disperse the vibration and impact received by the switch cabinet. The connecting hole group 5 penetrates through the buffer layer 4, the bottom of the placing groove 2 and is connected with the exhaust groove 3. The connecting hole group 5 comprises a plurality of connecting holes, the diameter and number of the connecting holes are designed according to the heat dissipation demand of the switch cabinet and the bottom structure of the switch cabinet, the heat generated by the switch cabinet can be conducted to the exhaust groove 3 and discharged to the external environment through the heat dissipation hole group 6. The heat dissipation hole group 6 penetrates through the side wall of the exhaust groove 3 and is connected with the exhaust groove 3. The heat dissipation hole group 6 comprises a plurality of heat dissipation holes, the heat dissipation holes are uniformly distributed on the side wall of the exhaust groove 3, the diameter, number and distribution mode of the heat dissipation holes are designed according to the size of the exhaust groove 3 and the heat dissipation demand, the heat in the exhaust groove 3 is dissipated to the surrounding environment through the heat convection principle, and the heat dissipation function of the switch cabinet is realized.

[0037] In some embodiments, the buffer layer 4 comprises a buffer frame 41, a plurality of buffer horizontal strips 42 and a plurality of buffer vertical strips 43. The buffer frame 41, the buffer horizontal strips 42 and the buffer vertical strips 43 can be made of elastic materials such as rubber or polyurethane and have good buffering and shock-absorbing performance. The buffer frame 41 is arranged in the placing groove 2, the plurality of buffer horizontal strips 42 are arranged in the buffer frame 41 in parallel, the plurality of buffer vertical strips 43 are arranged in the buffer frame 41 in parallel and are connected with the plurality of buffer horizontal strips 42 perpendicularly, forming a grid structure, the buffering area and stability of the buffer layer 4 can be increased, the buffer layer 4 has excellent buffering performance and can effectively protect the internal elements of the switch cabinet and facilitate heat dissipation.

[0038] In some embodiments, one end of the placing groove 2 is provided with an opening 7, the opening 7 facilitates the opening of the cabinet door of the switch cabinet and avoids the friction and collision between the switch cabinet and the placing groove 2 when the cabinet door is opened and closed. In addition, the bottom wall of the opening 7 is higher than the bottom wall in the placing groove 2, the switch cabinet can be placed in the groove type on the supporting device, the switch cabinet is constrained on four sides, and the stability of the switch cabinet is improved.

[0039] In some embodiments, the opening 7 is provided with a scale on one side wall in vertical direction, which can measure the placement depth of the opening cabinet in the placement groove 2, so as to determine whether the buffer layer 4 is invalid according to the depth value, so as to replace the buffer layer 4 in time when it is invalid, and ensure the damping effect of the supporting device.

[0040] In some embodiments, the exhaust groove 3 is provided with a cleaning port at one end, which can clean the dust and impurities in the exhaust groove 3, and ensure good heat dissipation effect. The cleaning port can be closed by the opening and closing plate 8. The opening and closing plate 8 can rotate around the rotating shaft 82 to open and close the cleaning port, so as to clean while reducing the impurities entering the exhaust groove 3.

[0041] Specifically, the opening and closing plate 8 includes a plate body 81, two rotating shafts 82 and a torsional spring. The plate body 81 is provided with a plurality of heat dissipation holes 6 to ensure the smoothness of the heat dissipation channel. The two rotating shafts 82 are symmetrically arranged on the top of the plate body 81 and are connected with the side wall of the cleaning port, so that the plate body 81 can rotate around the rotating shaft 82. The torsional spring is sleeved on the rotating shaft 82, and the two ends of the torsional spring are connected with the side wall of the cleaning port and the rotating shaft 82, respectively, so as to provide a restoring force for the opening and closing plate 8, facilitate the automatic opening of the opening and closing plate 8, and facilitate the cleaning.

[0042] In some embodiments, the locking assembly 9 is arranged between the plate body 81 and the side wall of the cleaning port, and can lock the opening and closing plate 8. The locking assembly 9 includes a sliding groove 91, a locking block 92, a locking groove 93 and a return spring 94. The sliding groove 91 is horizontally arranged on the side wall of the cleaning port to guide the sliding of the locking block 92. The locking block 92 is slidably arranged in the sliding groove 91. The locking groove 93 is arranged on one side of the bottom of the plate body 81 and is connected with the locking block 92, so as to lock the opening and closing plate 8. The return spring 94 is arranged between the locking block 92 and the inner side wall of the sliding groove 91 to provide a restoring force for the locking block 92, so as to ensure the insertion state of the locking block 92 and the locking groove 93, thereby realizing the locking of the opening and closing plate 8. The sliding groove 91 is provided with a pushing port, and a push plate is slidably arranged on the pushing port. The push plate is fixedly connected with the locking block 92, and the push plate can be manually operated to move the locking block 92 in the sliding groove 91 away from the locking groove 93, so as to release the locking of the opening and closing plate 8.

[0043] In some embodiments, in order to prevent the locking block 92 from deviating from the track during sliding, the locking assembly 9 further includes a limiting groove 95, a limiting block 96 and a connecting rod 97. The limiting groove 95 is arranged on the side of the sliding groove 91 away from the locking groove 93. The limiting block 96 is slidably arranged in the limiting groove 95. The connecting rod 97 is arranged between the limiting block 96 and the locking block 92, and the return spring 94 is sleeved on the connecting rod 97. By connecting the connecting rod 97 with the locking block 92, the sliding range of the locking block 92 can be limited to prevent the locking block 92 from coming out of the sliding groove 91.

[0044] The specific working principle is as follows:

[0045] In the operation process of the switch cabinet, the heat generated is transmitted to the exhaust groove 3 through the connecting hole group 5, and then is dissipated to the surrounding environment through the heat dissipation hole group 6, so as to realize the heat dissipation function of the switch cabinet. When the mine operation site produces vibration, the buffer layer 4 can effectively absorb and alleviate the vibration energy, reduce the influence of the vibration on the electrical elements in the switch cabinet, and ensure the stable operation of the switch cabinet.

[0046] When it is necessary to clean the dust and impurities in the exhaust groove 3, the locking block 92 is pulled to be separated from the locking groove 93, and then the opening and closing plate 8 is opened to clean the exhaust groove 3. After cleaning, the opening and closing plate 8 is closed, and the locking block 92 is loosened. Under the action of the reset spring 94, the locking block 92 is automatically inserted into the locking groove 93 to realize the locking of the opening and closing plate 8.

[0047] The above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A fixed mine switchgear cabinet bottom support device, characterized in that: It includes fixed block (1); The placement groove (2) is provided on the top of the fixed block (1); The exhaust groove (3) is provided on the bottom of the fixed block (1); The buffer layer (4) is provided in the placement groove (2); The connecting hole group (5) penetrates the buffer layer (4), the bottom of the placement groove (2), and is connected with the exhaust groove (3); The heat dissipation hole group (6) penetrates the side wall of the exhaust groove (3) and is connected with the exhaust groove (3).

2. The bottom support device of a stationary mine switch cabinet according to claim 1, characterized in that: The buffer layer (4) includes a buffer frame (41) provided in the placement groove (2); A plurality of buffer horizontal strips (42) are provided in the buffer frame (41); A plurality of buffer vertical strips (43) are provided in the buffer frame (41) and are connected with the plurality of buffer horizontal strips (42) perpendicularly.

3. The fixed mine switch cabinet bottom support device according to claim 1, characterized in that: It also includes an opening (7) provided at one end of the placement groove (2), and the bottom wall of the opening (7) is higher than the inner bottom wall of the placement groove (2).

4. The bottom support device of a stationary mine switch cabinet according to claim 3, characterized in that: A scale is provided on one side wall of the opening (7).

5. The fixed mine switch cabinet bottom support device according to claim 1, characterized in that: One end of the exhaust groove (3) is provided with a cleaning port, and the cleaning port is blocked by an opening and closing plate (8).

6. The fixed mine switch cabinet bottom support device according to claim 5, characterized in that: The opening and closing plate (8) includes a plate body (81) provided with the heat dissipation hole group (6); Two rotating shafts (82) are symmetrically provided on both sides of the top of the plate body (81) and are connected with the side wall of the cleaning port; A torsional spring is sleeved on the rotating shaft (82), and the two ends of the torsional spring are respectively connected with the side wall of the cleaning port and the rotating shaft (82).

7. The fixed mine switch cabinet bottom support device according to claim 6, characterized in that: It also includes a locking assembly (9) provided between the plate body (81) and the side wall of the cleaning port, and the locking assembly (9) includes a sliding groove (91) provided transversely on the side wall of the cleaning port; A locking block (92) is slidably provided in the sliding groove (91); A locking groove (93) is provided on one side of the bottom of the plate body (81) and is inserted and matched with the locking block (92); A reset spring (94) is provided between the locking block (92) and the inner side wall of the sliding groove (91).

8. The fixed mine switch cabinet bottom support device according to claim 7, characterized in that: The locking assembly (9) further includes a limiting groove (95) provided on the side of the sliding groove (91) away from the locking groove (93); A limiting block (96) is slidably provided in the limiting groove (95); A connecting rod (97) is provided between the limiting block (96) and the locking block (92), and the reset spring (94) is sleeved on the connecting rod (97).

Images