CN220965403U

CN220965403U - Mining flameproof and intrinsically safe vacuum electromagnetic starter

Info

Publication number: CN220965403U
Application number: CN202322634192.9U
Authority: CN
Inventors: 李伟; 黄磊磊; 林乔斌
Original assignee: Huarong Technology Co Ltd
Current assignee: Huarong Technology Co Ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-05-14
Anticipated expiration: 2033-09-27

Abstract

The mining explosion-proof and intrinsically safe vacuum electromagnetic starter comprises an outer box body and a mounting frame, wherein a mounting bottom plate is arranged below the outer box body, a sliding rail is arranged on the mounting bottom plate, a movable base plate is connected in a sliding manner in the sliding rail, the movable base plate is fixedly arranged on the left side and the right side of the mounting frame, a starter core is fixedly arranged on the mounting frame, a screw nut is fixedly arranged on the upper surface of the mounting bottom plate through a nut seat, a screw rod is connected in the screw nut through threads, and the end part of the screw rod penetrates through a front frame plate of the mounting frame and is fixedly provided with a hand wheel; the upper part of the outer box body is connected with the wiring cavity, and the front side of the outer box body is connected with the front door cover plate. The utility model overcomes the defects of the prior art, and the hand wheel is rotated to drive the screw rod to rotate, and then the mounting frame is driven to move; so as to control the movement of the starter to move out, thereby facilitating the overhauling and maintenance of the movement of the starter. And when the starter movement is moved out, the conducting rod is separated from the quick socket, so that the starter movement is thoroughly powered off, and the aim of safety is achieved.

Description

Mining flameproof and intrinsically safe vacuum electromagnetic starter

Technical Field

The utility model relates to the technical field of electromagnetic starters, in particular to a mining explosion-proof and intrinsically safe vacuum electromagnetic starter.

Background

When the explosion-proof electromagnetic starter for mines is used, the electric elements required by the starter are fixed in the box body, although the explosion-proof requirement is met, the box body is narrow in space, the electric elements are inconvenient to install, and the electric elements are locked in the narrow space of the box body by bolts, so that a technician needs to detach the electric elements to operate when the electric elements work or the electric elements need to be overhauled, the electric elements are troublesome, certain potential safety hazards exist, and the fastening capacity of the electric elements can be influenced by the fact that the electric elements are detached for many times. In addition, in the existing mining explosion-proof and intrinsically safe starter, a box body is generally divided into a wiring cavity and a main cavity, the two cavities are separated, an incoming line and an outgoing line are firstly wired in the wiring cavity and then led into an electric element in the main cavity, and the explosion-proof and intrinsically safe starter is complicated and is inconvenient to disassemble and overhaul.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the explosion-proof and intrinsically safe vacuum electromagnetic starter for the mine, which overcomes the defects of the prior art, has reasonable design, and can drive the screw rod to rotate by rotating the hand wheel so as to drive the whole mounting frame to move along the sliding rail; so as to control the whole starter movement to move out, thereby facilitating the overhauling and maintenance of the starter movement. And when the starter core moves out, the conducting rod at the rear side of the starter core can be separated from the quick socket, so that the starter core can be completely powered off when the mounting frame is swung out, and the aim of safety is achieved.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

The utility model provides a mining flame proof and intrinsically safe vacuum electromagnetic starter, includes outer box and mounting bracket, mounting plate is fixed mounting to outer box below, mounting plate upper surface both sides fixed mounting has two slide rails that are parallel to each other, sliding connection has the removal backing plate in the slide rail, removal backing plate fixed mounting is in the left and right sides of mounting bracket, fixed mounting has the starter core on the mounting bracket, mounting plate upper surface has screw nut through nut seat fixed mounting, there is the lead screw through threaded connection in the screw nut, the lead screw tip passes the preceding framed board of mounting bracket and fixed mounting has the hand wheel, the lead screw is rotatable, the unable axial displacement assembly with the mounting bracket through the bearing frame;

The utility model discloses a motor, including outer box, front door cover, starter core, wiring cavity, outer box top and wiring cavity fixed connection, be provided with the wiring board in the wiring cavity, wiring board and starter core electric connection, outer box front side surface is through knocker and front door apron rotation connection.

Preferably, a quick socket is fixedly arranged on the rear side of the upper surface of the mounting bottom plate, a conductive rod is arranged on the rear side of the starter movement, and the conductive rod is in movable fit with the quick socket; the wiring board is electrically connected with the quick socket.

Preferably, the side surface of the outer box body is movably provided with an opening and closing knob shaft through a bearing, one end of the opening and closing knob shaft is fixedly connected with a handle, the side surface of the opening and closing knob shaft is provided with a groove, the side surface of the outer box body is provided with a lock body, the lock body is movably connected with a lock rod, one end of the lock rod corresponds to one side of the front door cover plate, which is close to the door catch, and the other end of the lock rod corresponds to the groove.

Preferably, a shaft sleeve is fixedly arranged on the side face of the outer box body, a pressing shaft is movably arranged in the shaft sleeve, the end part of the pressing shaft penetrates through the outer box body and is fixedly connected with a limiting circular plate, one side, far away from the pressing shaft, of the limiting circular plate corresponds to a sudden stop button, the sudden stop button is electrically connected with the starter movement, the other end of the opening and closing knob shaft penetrates through the outer box body and is fixedly provided with a limiting plate, and a limiting groove is formed in the upper portion of the limiting plate and corresponds to the limiting circular plate.

Preferably, the side surface of the wiring cavity is fixedly provided with a quick cable connector, and the quick cable connector is electrically connected with the wiring board through an electric wire.

Preferably, the bottom of the mounting bottom plate is fixedly connected with a skid-mounted base.

The utility model provides a mining explosion-proof and intrinsically safe vacuum electromagnetic starter. The beneficial effects are as follows: the hand wheel is rotated to drive the screw rod to rotate, and then the whole mounting frame can be driven to move along the sliding rail through the axial movement of the screw rod; therefore, the whole starter movement can be controlled to be moved out by directly rotating the hand wheel, so that the starter movement can be overhauled and maintained conveniently. In addition, when the starter movement moves out, the conducting rod at the rear side of the starter movement can be separated from the quick socket, so that the starter movement can be completely powered off when the mounting frame is swung out, and the aim of safety is achieved. In addition, the wiring cavity is directly welded with the outer box body integrally, so that materials can be saved, labor cost can be reduced, welding positions can be reduced, and the outer box body is firmer and more attractive.

Drawings

In order to more clearly illustrate the utility model or the technical solutions in the prior art, the drawings used in the description of the prior art will be briefly described below.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the inside of the outer case of the present utility model;

FIG. 3 is a schematic view of the mounting structure of the components on the mounting base plate of the present utility model;

FIG. 4 is a schematic view of the mounting structure of the lock lever and the opening/closing knob shaft in the utility model;

The reference numerals in the figures illustrate:

1. An outer case; 2. a mounting frame; 3. a mounting base plate; 4. a slide rail; 5. moving the backing plate; 6. a starter movement; 7. a nut seat; 8. a lead screw nut; 9. a screw rod; 10. a wiring cavity; 11. a front door cover plate; 12. a quick socket; 13. a conductive rod; 14. an opening and closing knob shaft; 15. a lock body; 16. a lock lever; 17. a groove; 18. a limiting plate; 19. defining a slot; 20. a shaft sleeve; 21. pressing the shaft; 22. defining a circular plate; 23. an emergency stop button; 24. a quick cable connector; 25. a skid-mounted base; 26. a bearing seat; 27. a handle; 28. and a hand wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings.

1-4, A mining explosion-proof and intrinsically safe vacuum electromagnetic starter comprises an outer box body 1 and a mounting frame 2, wherein a mounting bottom plate 3 is fixedly arranged below the outer box body 1, two mutually parallel sliding rails 4 are fixedly arranged on two sides of the upper surface of the mounting bottom plate 3, a movable base plate 5 is connected in a sliding manner in the sliding rails 4, the movable base plate 5 is fixedly arranged on the left side and the right side of the mounting frame 2, a starter core 6 is fixedly arranged on the mounting frame 2, a screw nut 8 is fixedly arranged on the upper surface of the mounting bottom plate 3 through a nut seat 7, a screw rod 9 is connected in the screw nut 8 through threads, the end part of the screw rod 9 penetrates through a front frame plate of the mounting frame 2 and is fixedly provided with a hand wheel 28, and the screw rod 9 is rotatably and axially-immovably assembled with the mounting frame 2 through a bearing seat 26;

The upper part of the outer box body 1 is fixedly connected with a wiring cavity 10, a wiring board is arranged in the wiring cavity 10 and is electrically connected with the starter core 6, and the front side surface of the outer box body 1 is rotationally connected with a front door cover plate 11 through a door catch.

Working principle:

In the use process, the hand wheel 28 can be rotated to drive the screw rod 9 to rotate, and then the screw rod 9 can axially move relative to the mounting bottom plate 3 through the threaded connection relation between the screw rod 9 and the screw rod nut 8, and the end part of the screw rod 9 can be assembled with the mounting frame 2 in a rotatable and non-axially movable way through the bearing seat 26, and is limited and locked through the hand wheel 28; therefore, the whole mounting frame 2 can be driven to move along the sliding rail 4 through the axial movement of the screw rod 9; in the embodiment, the movable base plate 5 adopts a flat iron structure, so that the processing is convenient, the service life is long, and meanwhile, the two sides of the mounting frame 2 can stably slide in the sliding rail 4 through the movable base plate 5; the entire starter movement 6 can be controlled to be removed directly by turning the hand wheel 28, so that the starter movement 6 can be overhauled and maintained.

In addition, in the embodiment, a quick socket 12 is fixedly arranged on the rear side of the upper surface of the mounting base plate 3, a conductive rod 13 is arranged on the rear side of the starter movement 6, and the conductive rod 13 is in movable fit with the quick socket 12; the cables of the patch panel are connected to the quick socket 12.

Therefore, when the hand wheel 28 is rotated to drive the whole mounting frame 2 and the starter movement 6 to move out of the front door cover plate 11, the conducting rod 13 at the rear side of the starter movement 6 is separated from the quick socket 12, so that the mounting frame 2 can be ensured to swing out, namely the starter movement 6 is completely powered off, and the aim of safety is achieved. In addition, when the maintenance is finished, the hand wheel 28 is rotated to drive the whole installation frame 2 and the starter movement 6 to return into the outer box body 1, the conducting rod 13 at the rear side of the starter movement 6 can be directly inserted into the quick socket 12, so that the quick connection effect of the starter movement 6 is realized.

In addition, in the present embodiment, the wiring cavity 10 is directly welded with the outer case 1 integrally, so that materials can be saved, labor cost can be reduced, and welding positions can be reduced, so that the outer case 1 is firmer and more attractive. The cable can directly enter the main cavity of the outer box body 1 to be connected with the electric element.

As shown in fig. 4, as a further preferable scheme of the first embodiment, a switch-off knob shaft 14 is movably mounted on the side surface of the outer case 1 through a bearing, a handle 27 is fixedly connected to one end of the switch-off knob shaft 14, a groove 17 is formed on the side surface of the switch-off knob shaft 14, a lock body 15 is mounted on the side surface of the outer case 1, a lock rod 16 is movably connected in the lock body 15, one end of the lock rod 16 corresponds to one side, close to a door catch, of the front door cover plate 11, and the other end of the lock rod 16 corresponds to the groove 17.

In this embodiment, a shaft sleeve 20 is fixedly installed on the side surface of the outer case 1, a pressing shaft 21 is movably installed in the shaft sleeve 20, the end portion of the pressing shaft 21 penetrates through the outer case 1 and is fixedly connected with a limiting circular plate 22, one side, far away from the pressing shaft 21, of the limiting circular plate 22 corresponds to an emergency stop button 23, the emergency stop button 23 is electrically connected with the starter movement 6, the other end of the opening and closing knob shaft 14 penetrates through the outer case 1 and is fixedly provided with a limiting plate 18, a limiting groove 19 is formed above the limiting plate 18, and the limiting groove 19 corresponds to the limiting circular plate 22.

When in a closing state, the front door cover plate 11 is in a closing state, and at the moment, the front door cover plate 11 is locked by controlling the lock rod 16 in the lock body 15 to move towards the front door cover plate 11; the opening and closing knob shaft 14 rotates to a proper position through the handle 27, so that the end part of the lock rod 16 does not correspond to the groove 17, and the position of the lock rod 16 is limited; the limiting circular plate 22 corresponds to the limiting groove 19 in position so as to realize the position locking of the opening and closing knob shaft 14;

When the door needs to be opened, the end part of the lock lever 16 needs to be retracted to the position of the groove 17 on the side surface of the opening and closing knob shaft 14, so that the pressing shaft 21 needs to be pressed firstly to drive the limiting circular plate 22 to move inwards so as to separate from the limiting groove 19, and meanwhile, the limiting circular plate 22 triggers the emergency stop button 23, so that the door is opened and the power is cut off; at this time, the handle 27 can be rotated to drive the opening and closing knob shaft 14 to rotate, so that the groove 17 on the side surface of the opening and closing knob shaft 14 corresponds to the end part of the lock rod 16, and then the end part of the lock rod 16 can be retracted into the groove 17 to realize the door opening action, and in the door opening process, the limiting circular plate 22 is always limited on the inner side by the limiting plate 18, so that the emergency stop button 23 is always touched; therefore, the technical effect that the door can be opened only after power failure is realized in the whole process, and the electric shock hazard caused by overhauling in a fixed mode is avoided.

In the third embodiment, as a further preferable aspect of the first embodiment, the quick cable connector 24 is fixedly mounted on the side surface of the wiring cavity 10, and the quick cable connector 24 is electrically connected to the wiring board through an electric wire. Therefore, when wiring is carried out, the plug and play can be realized only by using the corresponding cable connector, and the wiring is safer and faster.

In the fourth embodiment, as a further preferable scheme of the first embodiment, the skid-mounted base 25 is fixedly connected to the bottom of the mounting base plate 3. The skid-mounted base 25 ensures the supporting stability of the whole device and is convenient for moving and transporting the whole device.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A mining flameproof and intrinsically safe vacuum electromagnetic starter is characterized in that: the automatic assembling device comprises an outer box body (1) and an installing frame (2), wherein an installing bottom plate (3) is fixedly installed below the outer box body (1), two sliding rails (4) which are parallel to each other are fixedly installed on two sides of the upper surface of the installing bottom plate (3), a movable base plate (5) is connected in a sliding mode in the sliding rails (4), the movable base plate (5) is fixedly installed on the left side and the right side of the installing frame (2), a starter movement (6) is fixedly installed on the installing frame (2), a screw nut (8) is fixedly installed on the upper surface of the installing bottom plate (3) through a nut seat (7), a screw rod (9) is connected in the screw nut (8) through threads, the end portion of the screw rod (9) penetrates through a front frame plate of the installing frame (2) and is fixedly provided with a hand wheel (28), the screw rod (9) is rotatably and axially-immovably assembled with the installing frame (2) through a bearing seat (26), and the screw rod (9) is parallel to the sliding rails (4).

The novel electric power box is characterized in that the upper part of the outer box body (1) is fixedly connected with the wiring cavity (10), a wiring board is arranged in the wiring cavity (10), the wiring board is electrically connected with the starter core (6), and the front side surface of the outer box body (1) is rotationally connected with the front door cover plate (11) through a door catch.

2. The mining explosion-proof and intrinsically safe vacuum electromagnetic starter of claim 1, wherein: a quick socket (12) is fixedly arranged on the rear side of the upper surface of the mounting bottom plate (3), a conductive rod (13) is arranged on the rear side of the starter movement (6), and the conductive rod (13) is in movable fit with the quick socket (12); the wiring board is electrically connected with the quick socket (12).

3. The mining explosion-proof and intrinsically safe vacuum electromagnetic starter of claim 1, wherein: the novel switch-on/switch-off lock is characterized in that an opening/switch-off knob shaft (14) is movably mounted on the side surface of the outer box body (1) through a bearing, a handle (27) is fixedly connected to one end of the opening/switch-on knob shaft (14), a groove (17) is formed in the side surface of the opening/switch-off knob shaft (14), a lock body (15) is mounted on the side surface of the outer box body (1), a lock rod (16) is movably connected in the lock body (15), one end of the lock rod (16) corresponds to one side, close to a door catch, of the front door cover plate (11), and the other end of the lock rod (16) corresponds to the groove (17).

4. A mining flameproof and intrinsically safe vacuum electromagnetic starter of claim 3, wherein: the automatic switching device is characterized in that a shaft sleeve (20) is fixedly arranged on the side face of the outer box body (1), a pressing shaft (21) is movably arranged in the shaft sleeve (20), the end portion of the pressing shaft (21) penetrates through the outer box body (1) and is fixedly connected with a limiting circular plate (22), one side, far away from the pressing shaft (21), of the limiting circular plate (22) corresponds to a scram button (23), the scram button (23) is electrically connected with the starter movement (6), the other end of the switching knob shaft (14) penetrates through the outer box body (1) and is fixedly provided with a limiting plate (18), a limiting groove (19) is formed in the upper portion of the limiting plate (18), and the limiting groove (19) corresponds to the limiting circular plate (22).

5. The mining explosion-proof and intrinsically safe vacuum electromagnetic starter of claim 1, wherein: the quick cable connector (24) is fixedly arranged on the side surface of the wiring cavity (10), and the quick cable connector (24) is electrically connected with the wiring board through an electric wire.

6. The mining explosion-proof and intrinsically safe vacuum electromagnetic starter of claim 1, wherein: and the bottom of the mounting bottom plate (3) is fixedly connected with a skid-mounted base (25).