Positive pressure type explosion-proof power distribution cabinet

Abstract

The utility model relates to the technical field of power distribution cabinets, and discloses a positive pressure type explosion-proof power distribution cabinet, comprising a fixing assembly, the fixing assembly comprises a fixing plate, one side of the fixing plate is symmetrically provided with two groups of bottom grooves, the two groups of bottom grooves are communicated through a rotating hole, and a bidirectional screw rod is rotatably connected in the rotating hole; through cooperation of a fixing assembly, a clamping block, a limiting block and an inserting hole, the cabinet body is embedded into a clamping groove through the clamping block, the limiting block on the clamping block is embedded into a limiting groove under the action of gravity, primary fixing of the cabinet body is completed, a worker is embedded into a second inner hexagonal disc through a hexagonal wrench, a two-way screw is rotated to drive two sets of adjusting plates, and the cabinet body is fixed through the limiting block. Therefore, the installation stability of the cabinet body is improved, the cabinet body is prevented from being separated, the installation stability of the explosion-proof cabinet is improved, and the explosion-proof cabinet is convenient to disassemble and assemble and convenient to maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of power distribution cabinets, in particular to a positive pressure explosion-proof power distribution cabinet. Background Art

[0002] Positive pressure explosion-proof distribution cabinet, a cabinet with reliable sealing performance, adopts GGD distribution cabinet frame, adopts main and auxiliary panel structure, the whole cabinet includes ventilation system, pressure detection sensor system, automatic control system, ventilation system, measurement system and electrical system, and can be equipped with detection instruments, analysis instruments, display instruments, low-voltage electrical appliances, inverters, soft starters or computer control systems. It can be used as a central signal processing system and central control system, with reliable sealing performance, and the shell adopts multiple sealing protections;

[0003] In the prior art, the Chinese utility model with publication number: CN218732741U discloses a positive pressure explosion-proof power distribution cabinet. Aiming at the problem that the existing power distribution cabinet is easy to inhale dust and has no pressure relief mechanism, the following scheme is proposed, which includes a power distribution cabinet body, a protective shell is provided on the power distribution cabinet body, a groove shell is provided at the bottom of the protective shell, an air pump is provided in the groove shell, a ventilation pipe is provided on the air pump, a filter is provided on the air inlet pipe and the groove shell of the air pump, a water tank is provided in the groove shell, a refrigerator is provided on one side of the water tank, a water pump is provided on the water tank, a circulation pipe is provided on the water pump, one end of the circulation pipe is connected to the water tank, a heat dissipation fan is provided on one side of the groove shell, and a pressure pipe is provided at the bottom of the power distribution cabinet body. The utility model can automatically relieve the pressure of the power distribution cabinet to avoid the risk of explosion due to excessive pressure, reduce the entry of dust, and avoid dust affecting the normal use of the power distribution cabinet;

[0004] The existing positive pressure explosion-proof distribution cabinet generally fixes the bracket on the back with bolts, and the bracket is installed on the wall with bolts. When the distribution cabinet needs to be disassembled for maintenance, the bolts on the bracket need to be removed, and then the distribution cabinet is removed. The bolts on the bracket are easily stuck in the threaded holes on the wall and cannot be removed, and the bolts may be stripped, which makes it difficult to remove the positive pressure explosion-proof distribution cabinet from the bracket on the wall. It is time-consuming and labor-intensive, and needs to be improved. Therefore, we need to propose a positive pressure explosion-proof distribution cabinet. Utility Model Content

[0005] The purpose of the utility model is to provide a positive pressure explosion-proof distribution cabinet, so that the bracket and the distribution cabinet can be detachably connected, thereby improving the disassembly and assembly efficiency of the distribution cabinet, and further improving the maintenance efficiency of the distribution cabinet, avoiding repeated disassembly and assembly of bolts that may cause damage to the threads and lead to inconvenience in disassembly and assembly, and saving time and effort to disassemble the distribution cabinet, making it convenient for staff to repair, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a positive pressure explosion-proof distribution cabinet, comprising:

[0007] A fixing assembly, the fixing assembly comprising a fixing plate, two groups of bottom grooves are symmetrically opened on one side of the fixing plate, the two groups of bottom grooves are connected through a rotating hole, a bidirectional screw is rotatably connected in the rotating hole, an adjustment plate is slidably connected in the two groups of bottom grooves, both ends of one side of the adjustment plate are fixedly connected with a plug rod, four groups of card slots are opened on one side of the fixing plate, and the bottoms of the four groups of card slots are all opened with limiting grooves, and the two groups of bottom grooves are respectively connected with the two groups of card slots;

[0008] An explosion-proof cabinet comprises a cabinet body, four groups of card blocks are welded on the side of the cabinet body opposite to the cabinet door, and the four groups of card blocks are respectively embedded in the inner cavities of four groups of card slots, the lower surfaces of the four groups of card blocks are fixedly connected with limit blocks that match the limit slots, and one side of the four groups of card blocks is provided with a socket for plugging in a plug rod.

[0009] Preferably, both ends of the bidirectional screw are threadedly connected to the two sets of adjustment plates respectively, and one end of the bidirectional screw passes through the fixing plate and is fixedly connected to the second hexagonal disc.

[0010] Preferably, a first slider and two groups of second sliders are fixedly connected to the other side of the fixed plate, the first slider is arranged between the two groups of second sliders, and the two groups of second sliders are arranged parallel to the first slider.

[0011] Preferably, it also includes a mounting bracket, the mounting bracket includes a vertical plate, a first slide groove and two groups of second slide grooves are opened on one side of the vertical plate, the first slide groove is slidably connected to the first slider, and the two groups of second sliders are slidably connected to the two groups of second slide grooves respectively.

[0012] Preferably, a one-way screw is rotatably connected in the first sliding groove, the lower end of the one-way screw passes through the vertical plate and is fixedly connected to the first hexagonal disk, and a screw hole for threaded connection of the one-way screw is opened on the first sliding block.

[0013] Preferably, a plurality of groups of right-angle pieces are fixedly connected to the other side of the vertical plate, and each group of right-angle pieces is plugged with fixing bolts, and the plurality of groups of right-angle pieces are arranged in a rectangular array.

[0014] Preferably, the four groups of the card slots are arranged in a rectangular array, and the axis of the insertion rod and the axis of the insertion hole on the card block after installation are arranged on the same straight line.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model mainly achieves preliminary fixation of the cabinet by the cooperation among the fixing assembly, the card block, the limit block and the jack. The cabinet is embedded in the card slot through the card block, and the limit block on the card block is embedded in the limit slot under the action of gravity. The staff inserts the hexagonal wrench into the second inner hexagonal disk and rotates the two-way screw to drive the two sets of adjustment plates, thereby driving the relative movement of the adjustment plates and inserting the insertion rod into the card slot on the card block, which improves the stability of the cabinet installation, avoids the cabinet from detaching, improves the stability of the explosion-proof cabinet installation, and is convenient for disassembly and assembly, and easy for maintenance.

[0017] 2. The utility model achieves cooperation between the mounting bracket and the fixing assembly, and drives the one-way screw to rotate by rotating the first hexagonal disk with a wrench, so that the one-way screw drives the first slider to rise and fall in the first slide groove, which is convenient for adjusting the height of the explosion-proof cabinet installed on the fixing assembly, and eliminates the need for staff to climb high for maintenance, thereby improving maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the mounting bracket structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the fixing assembly of the utility model;

[0021] Figure 4 It is a schematic diagram of the back structure of the explosion-proof cabinet of the utility model.

[0022] In the figure: 100, mounting bracket; 101, vertical plate; 102, first slide groove; 103, second slide groove; 104, one-way screw; 105, first hexagonal disk; 106, right-angle piece; 107, fixing bolt; 200, fixing assembly; 201, fixing plate; 202, first slider; 203, screw hole; 204, second slider; 205, bottom groove; 206, clamping groove; 207, limiting groove; 208, rotating hole; 209, two-way screw; 210, second hexagonal disk; 211, adjustment plate; 212, plug rod; 300, explosion-proof cabinet; 301, cabinet body; 302, clamping block; 303, limiting block; 304, jack. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4 The utility model provides a technical solution: a positive pressure explosion-proof distribution cabinet, comprising:

[0025] The fixing assembly 200 includes a fixing plate 201, one side of the fixing plate 201 is symmetrically provided with two groups of bottom grooves 205, the two groups of bottom grooves 205 are connected through a rotating hole 208, a bidirectional screw 209 is rotatably connected in the rotating hole 208, the two groups of bottom grooves 205 are slidably connected with an adjustment plate 211, both ends of one side of the adjustment plate 211 are fixedly connected with an insertion rod 212, one side of the fixing plate 201 is provided with four groups of card slots 206, and the bottoms of the four groups of card slots 206 are provided with limiting grooves 207, and the two groups of bottom grooves 205 are respectively connected with the two groups of card slots 206;

[0026] The explosion-proof cabinet 300 includes a cabinet body 301, and four groups of card blocks 302 are welded on the side of the cabinet body 301 opposite to the cabinet door, and the four groups of card blocks 302 are respectively embedded in the inner cavities of the four groups of card slots 206, and the lower surfaces of the four groups of card blocks 302 are fixedly connected with limit blocks 303 that match the limit slots 207, and one side of the four groups of card blocks 302 is provided with a socket 304 for plugging in the plug rod 212.

[0027] The two ends of the bidirectional screw 209 are respectively threadedly connected to the two groups of adjustment plates 211. One end of the bidirectional screw 209 passes through the fixed plate 201 and is fixedly connected to the second hexagonal disk 210. The position of the two groups of adjustment plates 211 is adjusted by the bidirectional screw 209, so that the insertion rod 212 is embedded in the insertion hole 304, thereby improving the installation stability of the explosion-proof cabinet 300.

[0028] The other side of the fixed plate 201 is fixedly connected with a first slider 202 and two groups of second sliders 204. The first slider 202 is arranged between the two groups of second sliders 204, and the two groups of second sliders 204 are arranged parallel to the first slider 202. The first slider 202 and the second slider 204 are used to improve the stability of the fixed plate 201 when it is raised or lowered.

[0029] It also includes an installation bracket 100, which includes a vertical plate 101. A first slide groove 102 and two groups of second slide grooves 103 are opened on one side of the vertical plate 101. The first slide groove 102 is slidably connected to the first slider 202, and the two groups of second sliders 204 are slidably connected to the two groups of second slide grooves 103 respectively. The first slide groove 102 and the second slide groove 103 are used to guide the lifting of the fixed plate 201, thereby improving the stability of the fixed component 200 during lifting.

[0030] A one-way screw 104 is rotatably connected in the first slide groove 102, and the lower end of the one-way screw 104 passes through the vertical plate 101 and is fixedly connected to the first hexagonal disc 105. A screw hole 203 for threaded connection of the one-way screw 104 is opened on the first slider 202. The one-way screw 104 can be driven to rotate by the first hexagonal disc 105, thereby adjusting the height of the fixed component 200, making it convenient to lower the explosion-proof cabinet 300 for maintenance, and at the same time, it is convenient to raise the explosion-proof cabinet 300 to a high place to avoid being touched by people.

[0031] A plurality of right-angle pieces 106 are fixedly connected to the other side of the vertical plate 101, and each group of right-angle pieces 106 is plugged with fixing bolts 107. The plurality of right-angle pieces 106 are arranged in a rectangular array, and the plurality of right-angle pieces 106 are used to fix the vertical plate 101 and improve the stability of the installation of the explosion-proof cabinet 300.

[0032] The four groups of slots 206 are arranged in a rectangular array, and the axis of the insertion rod 212 is arranged on the same straight line as the axis of the insertion hole 304 on the installed card block 302. The card block 302 is fixed by the insertion rod 212 to improve the installation stability of the explosion-proof cabinet 300.

[0033] When in use, the mounting bracket 100 is fixed to the wall by the fixing bolts 107 on the right-angle piece 106, and then the block 302 on the cabinet 301 is embedded in the slot 206. Under the action of gravity, the cabinet 301 causes the limit block 303 to be embedded in the limit slot 207, thereby completing the installation of the cabinet 301. The second inner hexagonal disk 210 is screwed with a hexagonal wrench to drive the bidirectional screw 209 to rotate, and the bidirectional screw 209 drives the two sets of adjustment plates 211 to move relatively away from each other, so that the adjustment plates 211 The two groups of insertion rods 212 on the upper part respectively fit with the insertion holes 304 on the two groups of card blocks 302, thereby completing the fixation of the explosion-proof cabinet 300 and preventing the explosion-proof cabinet 300 from being separated from the fixing plate 201. The disassembly and assembly are convenient, and maintenance is convenient. The first inner hexagonal disk 105 is driven to rotate by a hexagonal wrench, and the first inner hexagonal disk 105 drives the one-way screw 104 to transmit the first slider 202. The first slider 202 is lifted and lowered along the first slide groove 102, so as to facilitate the installation of the explosion-proof box to a high place and avoid accidental touch by non-staff.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positive pressure explosion-proof distribution cabinet, characterized in that: include: A fixing assembly (200), the fixing assembly (200) comprising a fixing plate (201), one side of the fixing plate (201) being symmetrically provided with two groups of bottom grooves (205), the two groups of bottom grooves (205) being connected via a rotating hole (208), a bidirectional screw rod (209) being rotatably connected in the rotating hole (208), an adjustment plate (211) being slidably connected in the two groups of bottom grooves (205), both ends of one side of the adjustment plate (211) being fixedly connected with an insertion rod (212), one side of the fixing plate (201) being provided with four groups of card slots (206), the bottoms of the four groups of card slots (206) being provided with limiting grooves (207), the two groups of bottom grooves (205) being respectively connected with the two groups of card slots (206); An explosion-proof cabinet (300) comprises a cabinet body (301), four groups of card blocks (302) are welded on one side of the cabinet body (301) opposite to the cabinet door, and the four groups of card blocks (302) are respectively embedded in the inner cavities of four groups of card slots (206), the lower surfaces of the four groups of card blocks (302) are fixedly connected with limit blocks (303) matched with limit slots (207), and one side of the four groups of card blocks (302) is provided with a socket (304) for plugging in a plug rod (212).

2. A positive pressure explosion-proof distribution cabinet according to claim 1, characterized in that: The two ends of the bidirectional screw (209) are respectively threadedly connected to the two groups of adjustment plates (211), and one end of the bidirectional screw (209) passes through the fixed plate (201) and is fixedly connected to the second hexagonal disc (210).

3. A positive pressure explosion-proof power distribution cabinet according to claim 1, characterized in that: A first slider (202) and two groups of second sliders (204) are fixedly connected to the other side of the fixed plate (201); the first slider (202) is arranged between the two groups of second sliders (204), and the two groups of second sliders (204) are arranged parallel to the first slider (202).

4. A positive pressure explosion-proof distribution cabinet according to claim 3, characterized in that: The invention also comprises a mounting bracket (100), wherein the mounting bracket (100) comprises a vertical plate (101), and a first slide groove (102) and two groups of second slide grooves (103) are provided on one side of the vertical plate (101), wherein the first slide groove (102) is slidably connected to a first slider (202), and the two groups of the second sliders (204) are slidably connected to the two groups of the second slide grooves (103) respectively.

5. A positive pressure explosion-proof power distribution cabinet according to claim 4, characterized in that: A one-way screw (104) is rotatably connected in the first sliding groove (102), the lower end of the one-way screw (104) passes through the vertical plate (101) and is fixedly connected to a first hexagonal disk (105), and a screw hole (203) for threaded connection of the one-way screw (104) is provided on the first sliding block (202).

6. A positive pressure explosion-proof distribution cabinet according to claim 5, characterized in that: A plurality of groups of right-angle pieces (106) are fixedly connected to the other side of the vertical plate (101), and each group of right-angle pieces (106) is plugged with a fixing bolt (107), and the plurality of groups of right-angle pieces (106) are arranged in a rectangular array.

7. The positive pressure explosion-proof power distribution cabinet according to claim 1, characterized in that: The four groups of the card slots (206) are arranged in a rectangular array, and the axis of the insertion rod (212) and the axis of the insertion hole (304) on the card block (302) after installation are arranged on the same straight line.

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