Control device for explosion-proof bracket lamp under mine

Abstract

The utility model discloses a control device for an explosion-proof bracket lamp under a mine. The control device comprises a comprehensive protection device, a wiring sealing assembly and a door sealing assembly, according to the control device for the explosion-proof bracket lamp under the mine, the upper rubber sleeve and the lower rubber sleeve which are arranged at the upper end and the lower end in the wiring cylinder at the upper part of the comprehensive protection device can be screwed downwards to press the pressing plates in the upper rubber sleeve and the lower rubber sleeve through the screws at the upper end and the lower end of the wiring cylinder after a wiring harness passes through the upper rubber sleeve and the lower rubber sleeve; a plurality of groups of upper rubber sleeves and lower rubber sleeves in a wiring cylinder are pressed and wrapped at the outer end of a connecting wire harness, so that the wiring cylinder is sealed, and the waterproof and moistureproof effects of a wiring part in the use of the comprehensive protection device are completed; a first sealing gasket and a second sealing gasket are pressed after a box door and a cover plate in the comprehensive protection device are closed, so that the waterproof and moistureproof effects are realized; and the sealing of the joint after the box door and the cover plate in the comprehensive protection device are closed can be ensured, so that the waterproof and moistureproof effects at the closed part of the box door and the cover plate are realized.

Description

Technical Field

[0001] The utility model relates to the technical field of explosion-proof lighting signal comprehensive protection devices for mines, in particular to an underground explosion-proof bracket lamp control device. Background Art

[0002] The mine explosion-proof lighting signal comprehensive protection device is a device for controlling the explosion-proof bracket lamps in the mine. This device is suitable for environments containing explosive gases in coal mines. It provides power control and protection for 127V lighting and 127V explosion-proof electrical equipment. It adopts explosion-proof casing and special explosion-proof circuit design, and can work stably in explosive and dangerous places such as coal mines. It has the advantages of no arcing, long life, no noise, and small size. Through microprocessors and high-precision data processing, it can complete various protection functions including short circuit, undervoltage, overvoltage, leakage protection, leakage lockout, high temperature protection, gas lockout, wind power lockout, etc. It is an intelligent multifunctional underground lighting comprehensive protection device.

[0003] The existing underground explosion-proof bracket lamp control device has difficulty in compressing and sealing the wire harness at the wiring barrels on both sides of the upper part of the explosion-proof lighting signal comprehensive protection device, and further, it is inconvenient to ensure the moisture-proofness of the explosion-proof lighting signal comprehensive protection device during use in the humid environment of the mine. Therefore, we propose an underground explosion-proof bracket lamp control device. Utility Model Content

[0004] The main purpose of the utility model is to provide a mine explosion-proof bracket lamp control device, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A mine explosion-proof bracket lamp control device comprises an integrated protection device, a wiring sealing assembly and a door sealing assembly, wherein the integrated protection device comprises a box door and a cover plate installed at the front end and the top, and the wiring sealing assembly comprises wiring barrels fixedly installed on both sides of the upper part of the integrated protection device, and an upper rubber sleeve and a lower rubber sleeve fixedly arranged on the upper and lower sides of the wiring barrel, respectively, wherein the upper rubber sleeve and the lower rubber sleeve have the same structure, and the interiors of the upper rubber sleeve and the lower rubber sleeve are both hollow structures, and pressure plates are movably installed in the upper and lower rubber sleeves, and threaded holes are arranged on the upper and lower sides of the wiring barrel on the top of the pressure plate, and screws are movably installed in the threaded holes.

[0007] Preferably, the wiring sealing assembly further comprises a binding tube fixedly mounted on the pressure plate, and the screws are movably mounted in the binding tube.

[0008] Preferably, the number of the upper rubber sleeves and the number of the lower rubber sleeves are both three.

[0009] Preferably, the door sealing assembly includes a door sealing groove opened at the front end of the integrated protection device, and a first sealing gasket movably mounted in the door sealing groove.

[0010] Preferably, the door sealing assembly further comprises a plurality of groups of convex frames fixedly arranged at the front end of the first sealing gasket.

[0011] Preferably, the door sealing assembly further comprises a cover plate sealing groove opened at the top of the integrated protection device, and a second sealing gasket movably mounted in the cover plate sealing groove.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. In the utility model, the upper rubber sleeve and the lower rubber sleeve installed at the upper and lower ends of the wiring barrel of the upper part of the comprehensive protection device can be screwed down to press the pressing plates in the upper rubber sleeve and the lower rubber sleeve through the screws at the upper and lower ends of the wiring barrel after the wiring harness passes through them, so that the multiple groups of upper rubber sleeves and lower rubber sleeves in the wiring barrel are compressed and wrapped to the outer end of the connecting wiring harness, so as to seal the wiring barrel and complete the waterproof and moisture-proof of the wiring part of the comprehensive protection device when it is used;

[0014] 2. In the utility model, the first sealing gasket and the second sealing gasket which are compressed after the box door and the cover plate in the comprehensive protection device are closed can also ensure the sealing of the connection between the box door and the cover plate in the comprehensive protection device after they are closed, thereby making the closed part of the box door and the cover plate waterproof and moisture-proof. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a side view of the utility model;

[0017] Figure 3 It is a partial side sectional view of the wiring barrel of the utility model;

[0018] Figure 4 This is a disassembly diagram of the box door and cover plate of the utility model;

[0019] Figure 5 For this utility model Figure 4 A is an enlarged view of the middle image.

[0020] Reference numerals:

[0021] 100. Comprehensive protection device; 101. Box door; 102. Cover plate;

[0022] 200, wiring sealing assembly; 201, wiring barrel; 202, upper rubber sleeve; 203, lower rubber sleeve; 204, pressing plate; 205, threaded hole; 206, screw; 207, restraining barrel;

[0023] 300, door sealing assembly; 301, box door sealing groove; 302, first sealing gasket; 303, convex frame; 304, cover plate sealing groove; 305, second sealing gasket. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] Embodiment 1:

[0026] like Figure 1-3 As shown, this embodiment provides a mine explosion-proof bracket lamp control device, including an integrated protection device 100, a wiring sealing assembly 200 and a door sealing assembly 300, wherein the integrated protection device 100 includes a box door 101 and a cover plate 102 installed at the front end and the top, and the wiring sealing assembly 200 includes a wiring barrel 201 fixedly installed on both sides of the upper part of the integrated protection device 100, and an upper rubber sleeve 202 and a lower rubber sleeve 203 respectively arranged and fixedly installed on the upper and lower sides of the wiring barrel 201, and the upper rubber sleeve 202 and the lower rubber sleeve 203 have the same structure. , and the interior of the upper rubber sleeve 202 and the lower rubber sleeve 203 are both hollow structures, and a pressure plate 204 is movably installed in the upper rubber sleeve 202 and the lower rubber sleeve 203. Threaded holes 205 are arranged on the upper and lower sides of the wiring barrel 201 on the top of the pressure plate 204, and screws 206 are movably installed in the threaded holes 205. The wiring sealing assembly 200 also includes a binding tube 207 fixedly installed on the pressure plate 204, and the screws 206 are movably installed in the binding tube 207. The number of upper rubber sleeves 202 and lower rubber sleeves 203 is three groups.

[0027] Specifically, the mine flameproof lighting signal integrated protection device 100 is a device for controlling the flameproof bracket lamp under the mine. This device is suitable for the environment containing explosive gas in the coal mine, and provides power control and protection for 127V lighting and 127V flameproof electrical equipment. It adopts an explosion-proof shell and a special explosion-proof circuit design, and can work stably in explosive and dangerous places such as coal mines; the upper rubber sleeve 202 and the lower rubber sleeve 203 installed at the upper and lower ends of the upper wiring barrel 201 of this integrated protection device 100 can pass through the wiring barrel 202 after the wiring harness passes through it. 01, and the screws 206 at the upper and lower ends are screwed down to press the pressure plate 204 in the upper rubber sleeve 202 and the lower rubber sleeve 203, so that the multiple groups of upper rubber sleeves 202 and lower rubber sleeves 203 in the wiring barrel 201 are compressed and wrapped to the outer end of the connecting wire harness, so as to seal the wiring barrel 201 to complete the waterproof and moisture-proofing of the wiring connection during the use of the comprehensive protection device 100. The restraining tube 207 fixedly installed on the upper end of the pressure plate 204 is mainly used for the movable connection of the screw 206 to the pressure plate 204 during the pressing, so as to ensure the stability of the pressure plate 204 during the pressing.

[0028] Embodiment 2:

[0029] Based on the first embodiment, Figure 4-5 As shown, the door sealing assembly 300 includes a door sealing groove 301 opened at the front end of the integrated protection device 100, and a first sealing gasket 302 movably mounted in the door sealing groove 301. The door sealing assembly 300 also includes a plurality of groups of convex frames 303 fixedly arranged at the front end of the first sealing gasket 302. The door sealing assembly 300 also includes a cover plate sealing groove 304 opened at the top of the integrated protection device 100, and a second sealing gasket 305 movably mounted in the cover plate sealing groove 304.

[0030] Specifically, the first sealing gasket 302 and the second sealing gasket 305 which are compressed after the door 101 and the cover plate 102 in the comprehensive protection device 100 are closed can also ensure the sealing of the connection between the door 101 and the cover plate 102 in the comprehensive protection device 100 after they are closed, thereby achieving waterproof and moisture-proof performance at the closed position of the door 101 and the cover plate 102. The multiple groups of convex frames 303 arranged at the front end of the first sealing gasket 302 are mainly used to enhance the sealing performance at the closed position of the door 101.

[0031] The working principle and use process of this utility model:

[0032] After the wiring of the wiring harness passing through the wiring barrel 201 at the top of the comprehensive protection device 100 is completed, the multiple sets of screws 206 on the upper and lower sides of the wiring barrel 201 can be screwed down in sequence after the top cover 102 is covered. After the multiple sets of screws 206 are screwed down, they will press the bottom pressure plate 204. After being pressed, the pressure plate 204 will press down the elastic upper rubber sleeve 202 and the lower rubber sleeve 203 at the bottom, so that the upper rubber sleeve 202 and the lower rubber sleeve 203 are pressed and wrapped around the outer end of the wiring harness, so as to connect the wiring barrel 201 with the wiring harness. The multi-layer sealing between them ensures that the wiring barrel 201 of the comprehensive protection device 100 is sealed and moisture-proof during use. At the same time, after the front end and the upper part of the comprehensive protection device 100 are closed, the box door 101 and the cover plate 102 will press the first sealing gasket 302 and the second sealing gasket 305 at their inner ends to perform compression sealing after the box door 101 and the cover plate 102 are closed, thereby enhancing the overall moisture-proof performance of the comprehensive protection device 100 through the joint sealing of the wiring part of the comprehensive protection device 100 and the box door 101 and the cover plate 102.

[0033] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A mine flameproof support lamp control device, comprising a comprehensive protection device (100), a wiring sealing assembly (200) and a door sealing assembly (300), wherein the comprehensive protection device (100) comprises a box door (101) and a cover plate (102) installed at the front end and the top, characterized in that: The wiring sealing assembly (200) comprises a wiring barrel (201) fixedly installed on both sides of the upper part of the integrated protection device (100), and an upper rubber sleeve (202) and a lower rubber sleeve (203) respectively arranged and fixedly installed on the upper and lower sides of the wiring barrel (201), wherein the upper rubber sleeve (202) and the lower rubber sleeve (203) have the same structure, and the interior of the upper rubber sleeve (202) and the lower rubber sleeve (203) are both hollow structures, and a pressure plate (204) is movably installed in the upper rubber sleeve (202) and the lower rubber sleeve (203), and threaded holes (205) are arranged on the upper and lower sides of the wiring barrel (201) at the top of the pressure plate (204), and screws (206) are movably installed in the threaded holes (205).

2. The underground explosion-proof bracket lamp control device according to claim 1 is characterized in that: The wiring sealing assembly (200) further comprises a binding tube (207) fixedly mounted on the pressure plate (204), and the screws (206) are movably mounted in the binding tube (207).

3. The underground explosion-proof bracket lamp control device according to claim 1 is characterized in that: The number of the upper rubber sleeves (202) and the number of the lower rubber sleeves (203) are both three.

4. The underground explosion-proof bracket lamp control device according to claim 1 is characterized in that: The door sealing assembly (300) comprises a door sealing groove (301) provided at the front end of the integrated protection device (100), and a first sealing gasket (302) movably mounted in the door sealing groove (301).

5. The underground explosion-proof bracket lamp control device according to claim 4 is characterized in that: The door sealing assembly (300) further comprises a plurality of groups of convex frames (303) fixedly arranged at the front end of the first sealing gasket (302).

6. The underground explosion-proof bracket lamp control device according to claim 1 is characterized in that: The door sealing assembly (300) further comprises a cover plate sealing groove (304) opened at the top of the integrated protection device (100), and a second sealing gasket (305) movably mounted in the cover plate sealing groove (304).

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