Mistaken touch prevention electrical combination switch for coal mine

Abstract

The utility model relates to the technical field of combination switches, in particular to an anti-mistaken-touch electrical combination switch for a coal mine. According to the technical scheme, the electrical combination switch comprises a fixing plate and an electrical combination switch body fixedly installed on one side of the fixing plate, and the fixing plate is provided with a dismounting assembly and a protection assembly; the dismounting assembly comprises an external thread sleeve fixedly installed on one side of the fixing plate, the external thread sleeve is located on the periphery of the electrical combination switch body, a fixing ring is installed on the outer side of the external thread sleeve in a threaded mode, a fixing disc is fixedly installed on one side of the fixing ring, and the fixing disc corresponds to the fixing plate. The protection assembly comprises a switch knob movably installed on one side of the fixing plate, two sliding rails are fixedly installed on one side of the fixing plate, and the two sliding rails are located on the front side and the rear side of the switch knob respectively. According to the utility model, the fixed plate, the slide rail, the movable cover and the fixed ring are matched with each other, so that the switch knob is convenient to mount and dismount, the switch knob can be protected, and mistaken touch prevention operation is convenient to carry out.

Description

TECHNICAL FIELD

[0001] The utility model relates to combined switch technical field, concretely is a coal mine is with mistake -proof electric combined switch. BACKGROUND

[0002] Combined switch is also called change-over switch, in electrical control circuit, often be used as the switch of power supply introduction, can directly start or stop small -power motor or make motor positive and negative reversal, reverse, etc., when coal mining needs to utilize combined switch to start mining equipment, needs to prevent mistake -proof to combined switch in use, needs to utilize the coal mine is with mistake -proof electric combined switch.

[0003] In prior art, there are problems as follows:

[0004] The conventional electric combined switch is naked in the outside when using, the knob on the switch is easily touched by mistake, which causes the unexpected start or stop of the mining equipment, and it is inconvenient to prevent mistake -proof for the electric combined switch, and most of the electric combined switches are fixed by fixed bolts, which makes the installation and disassembly of the electric combined switch more troublesome. UTILITY MODEL CONTENTS

[0005] The utility model discloses a coal mine is with mistake -proof electric combined switch to solve the problem in the background art.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a coal mine is with mistake -proof electric combined switch, including fixed plate and the electric combined switch main body of fixed installation in one side of fixed plate, be equipped with dismounting component and protection component on the fixed plate, the dismounting component includes the outer thread sleeve of fixed installation in one side of fixed plate, the outer thread sleeve is located in the periphery of electric combined switch main body, the outer thread sleeve is equipped with the fixed ring of the outside thread, one side of the fixed ring is fixedly installed with the fixed disc, and the fixed disc corresponds with the fixed plate, the protection component includes the switch knob of movable installation in one side of fixed plate, one side of the fixed plate is fixedly installed with two slide rails, and two slide rails are located at the front side and the back side of switch knob respectively, one movable cover is slidably installed on one side of two slide rails, the movable cover is located in the periphery of switch knob, two elastic sheets are fixedly installed on the inner wall top of movable cover, two elastic sheets are located on one side of two slide rails respectively, one fixed block is fixedly installed on one side of each elastic sheet, and two fixed grooves are formed in one side of each slide rail, and the fixed groove corresponds with the fixed block.

[0007] By screwing off the fixed ring, then inserting the electrical combination switch body into the mounting hole on the electrical cabinet, rotating the fixed ring to the outside of the external thread sleeve, the fixed ring can gradually adhere to the fixed plate when rotating, then the fixed disc and the fixed plate clamp and fix the cabinet body of the electrical cabinet, which is convenient for installation and disassembly, by pulling the movable cover to slide upwards along the slide rail, using the elastic effect of the elastic sheet, the fixed block is inserted into the upper fixed groove, which can support and fix the movable cover, which is convenient for operating the switch knob, by pulling the movable cover to slide downwards, the movable cover is located outside the switch knob, which can protect the switch knob and prevent accidental touch operation.

[0008] Preferably, the top and bottom of each slide rail are fixedly installed with a limiting block, and the movable cover and the slide rail are limited to slide through the limiting block. The limiting block can limit the movable cover to avoid separation from the slide rail.

[0009] Preferably, a plurality of movable grooves are formed in the electrical combination switch body, and one wire holder is fixedly installed on the inner side of each movable groove. The movable groove can conveniently insert the wire into the wire holder, and the wire holder can fix the wire.

[0010] Preferably, an anti-skid pad is fixedly installed on one side of the fixed plate, and the anti-skid pad is located at the periphery of the external thread sleeve. The anti-skid pad can prevent the fixed plate from rotating and tilting.

[0011] Preferably, a threaded groove is formed in the inner side of the fixed ring, the fixed ring and the external thread sleeve are engaged through the threaded groove, a plurality of support plates are fixedly installed between one side of the fixed disc and the fixed ring, and the plurality of support plates are located at the periphery of the fixed ring. The threaded groove and the external thread sleeve can move left and right when the fixed ring rotates.

[0012] Preferably, two slide grooves are formed in the top of the movable cover, and each slide rail is located on the inner side of one slide groove, and the movable cover and the slide rail are slidably installed through the slide groove. The slide groove can conveniently slide the movable cover up and down along the slide rail.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] By setting the fixed plate, the slide rail, the movable cover, and the fixed ring, by screwing off the fixed ring, then inserting the electrical combination switch body into the mounting hole on the electrical cabinet, rotating the fixed ring to the outside of the external thread sleeve, then the fixed ring and the fixed plate clamp and fix the cabinet body of the electrical cabinet, which is convenient for installation and disassembly, by pulling the movable cover to slide downwards along the slide rail, the movable cover is located outside the switch knob, which can protect the switch knob and prevent accidental touch operation. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is the fixed ring split structure schematic view of the utility model;

[0017] Figure 3 It is the fixed plate cut structure schematic view of the utility model;

[0018] Figure 4 It is the fixed plate side view structure schematic view of the utility model;

[0019] Figure 5 It is the movable cover side view structure schematic view of the utility model.

[0020] In the drawing: 1, fixed plate;2, slide rail;3, limit block;4, movable cover;5, electrical combination switch main body;6, movable groove;7, wiring seat;8, external thread sleeve;9, fixed ring;10, fixed disc;11, non-slip pad;12, support plate;13, threaded groove;14, elastic sheet;15, switch knob;16, fixed groove;17, sliding groove;18, fixed block. Specific implementation

[0021] The technical scheme of the utility model is further explained below in combination with the drawings and specific embodiments.

[0022] The utility model provides a kind of mistake touch protection electrical combination switch for coal mine as Figures 1-5 As shown in a kind of mistake touch protection electrical combination switch for coal mine, including fixed plate 1 and the electrical combination switch main body 5 of fixed installation in the one side of fixed plate 1, fixed plate 1 is equipped with dismounting component and protection component;Dismounting component includes the external thread sleeve 8 of fixed installation in the one side of fixed plate 1, external thread sleeve 8 is located in the periphery of electrical combination switch main body 5, the outside of external thread sleeve 8 is screw-mounted with fixed ring 9, the one side of fixed ring 9 is fixedly installed with fixed disc 10, and fixed disc 10 corresponds with fixed plate 1;Protection component includes switch knob 15 of movable installation in the one side of fixed plate 1, the one side of fixed plate 1 is fixedly installed with two slide rails 2, and the front side and the back side of switch knob 15 are located respectively in the two slide rails 2, and one movable cover 4 is slidably installed in the one side of two slide rails 2, and movable cover 4 is located in the periphery of switch knob 15, and the top of movable cover 4 inner wall is fixedly installed with two elastic sheets 14, and two elastic sheets 14 are located respectively in the one side of two slide rails 2, and the one side of each elastic sheet 14 is fixedly installed with one fixed block 18, and the one side of each slide rail 2 is provided with two fixed grooves 16, and fixed groove 16 corresponds with fixed block 18;

[0023] The top and the bottom of each slide rail 2 are fixedly installed with limit block 3, and movable cover 4 and slide rail 2 are limited to slide through limit block 3 between them;

[0024] A plurality of movable grooves 6 are formed on the electrical combination switch body 5, and a wiring seat 7 is fixedly installed on the inner side of each movable groove 6;

[0025] A non-slip pad 11 is fixedly installed on one side of the fixed plate 1, and the non-slip pad 11 is located at the periphery of the outer threaded sleeve 8;

[0026] A threaded groove 13 is formed on the inner side of the fixed ring 9, the fixed ring 9 is engaged with the outer threaded sleeve 8 through the threaded groove 13, a plurality of support plates 12 are fixedly installed between one side of the fixed disc 10 and the fixed ring 9, and the plurality of support plates 12 are located at the periphery of the fixed ring 9;

[0027] Two sliding grooves 17 are formed on the top of the movable cover 4, and each sliding rail 2 is located on the inner side of one sliding groove 17, and the movable cover 4 and the sliding rail 2 are slidingly installed through the sliding groove 17.

[0028] The working principle of the anti-mis-touch electrical combination switch for coal mines based on the embodiment is as follows: the fixed ring 9 is unscrewed, the electrical combination switch body 5 is inserted into the mounting hole on the electrical cabinet, the fixed ring 9 is screwed to the outer side of the outer threaded sleeve 8, the threaded groove 13 is engaged with the outer threaded sleeve 8, the fixed ring 9 is gradually attached to the fixed plate 1 during rotation, the fixed disc 10 and the fixed plate 1 clamp and fix the cabinet body of the electrical cabinet, and the electrical combination switch body 5 is convenient to install and disassemble, and the non-slip pad 11 can prevent the fixed plate 1 from being rotated and inclined;

[0029] The movable cover 4 is pulled and slides upwards along the sliding rail 2, the elastic piece 14 is elastically deformed, the fixed block 18 is inserted into the upper fixed groove 16, the movable cover 4 is supported and fixed, the switch knob 15 is convenient to operate, the movable cover 4 is pulled and slides downwards, the movable cover 4 is located on the outer side of the switch knob 15, the switch knob 15 is protected, and the anti-mis-touch operation is convenient.

[0030] The above specific embodiments are only several preferred embodiments of the utility model, based on the technical scheme of the utility model and the related inspiration of the above embodiments, the person skilled in the art can make various alternative improvements and combinations on the above specific embodiments.

Claims

1. A coal mine anti-accidental contact electrical combination switch, comprising a fixing plate (1) and an electrical combination switch body (5) fixedly installed on one side of the fixing plate (1), characterized in that: The fixing plate (1) is provided with a disassembly assembly and a protective assembly; The assembly and disassembly assembly includes an external threaded sleeve (8) fixedly installed on one side of the fixed plate (1). The external threaded sleeve (8) is located on the periphery of the electrical combination switch body (5). A fixing ring (9) is installed on the outer thread of the external threaded sleeve (8). A fixing plate (10) is fixedly installed on one side of the fixing ring (9). The fixing plate (10) corresponds to the fixed plate (1). The protective assembly includes a switch knob (15) movably mounted on one side of a fixed plate (1). Two slide rails (2) are fixedly mounted on one side of the fixed plate (1). The two slide rails (2) are located on the front and rear sides of the switch knob (15), respectively. A movable cover (4) is slidably mounted on one side of the two slide rails (2). The movable cover (4) is located around the switch knob (15). Two spring pieces (14) are fixedly mounted on the top of the inner wall of the movable cover (4). The two spring pieces (14) are located on one side of the two slide rails (2), respectively. A fixing block (18) is fixedly mounted on one side of each spring piece (14). Two fixing grooves (16) are opened on one side of each slide rail (2). The fixing grooves (16) correspond to the fixing blocks (18).

2. The anti-accidental contact electrical combination switch for coal mines according to claim 1, characterized in that: Each of the slide rails (2) is fixedly installed with a limiting block (3) at its top and bottom, and the movable cover (4) slides between the slide rail (2) and the limiting block (3) to limit the sliding.

3. The anti-accidental contact electrical combination switch for coal mines according to claim 1, characterized in that: The electrical combination switch body (5) has multiple movable slots (6), and a terminal block (7) is fixedly installed on the inner side of each movable slot (6).

4. The anti-accidental contact electrical combination switch for coal mines according to claim 1, characterized in that: An anti-slip pad (11) is fixedly installed on one side of the fixing plate (1), and the anti-slip pad (11) is located on the periphery of the external threaded sleeve (8).

5. The anti-accidental contact electrical combination switch for coal mines according to claim 1, characterized in that: The inner side of the fixed ring (9) is provided with a threaded groove (13). The fixed ring (9) and the external threaded sleeve (8) are engaged through the threaded groove (13). A plurality of support plates (12) are fixedly installed between one side of the fixed plate (10) and the fixed ring (9). The plurality of support plates (12) are located on the periphery of the fixed ring (9).

6. The anti-accidental contact electrical combination switch for coal mines according to claim 1, characterized in that: The top of the movable cover (4) has two slide grooves (17), and each slide rail (2) is located inside a slide groove (17). The movable cover (4) and the slide rail (2) are slidably installed through the slide grooves (17).

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