CN219393255U - Combined vacuum feed switch - Google Patents

Abstract

The utility model discloses a combined vacuum feed switch which comprises a box body, a wiring cavity and a box door, wherein a wire fixing box is arranged at the bottom of the inner wall of the wiring cavity, a motor is arranged on the inner wall of the wire fixing box, a first worm is arranged at the output end of the motor, a second worm is arranged on the outer wall of the first worm in a meshed mode, threaded rods are symmetrically arranged at two ends of the second worm, a sliding rod is arranged on the outer wall of the threaded rod in a meshed mode, and a connecting block is arranged on one side of the outer wall of the sliding rod. According to the utility model, the cable fixing box is arranged to improve the tensile effect between the cable and the connecting column, the motor is started to drive the output end of the motor to drive the first worm to rotate, the first worm drives the second worm to rotate, the second worm drives the sliding rod to move through the threaded rod, and the sliding rod drives the cable fixing clamp to move through the connecting block, so that the cable fixing clamp can clamp and fix the cable, and the tensile effect between the cable connected to the combined vacuum feed switch and the connecting column is improved.

Description

Combined vacuum feed switch

Technical Field

The utility model relates to the technical field of combined vacuum feed switches, in particular to a combined vacuum feed switch.

Background

The combined vacuum feed switch comprises an explosion-proof shell and a body mainly comprising a circuit breaker, wherein a release, a signal auxiliary device, a current transformer and the like are arranged on the body, the shell comprises a main cavity, a shell cover and a junction box 3, the main cavity is divided into a round shape and a square shape, the main cavity and the shell cover are connected by adopting a shutter structure, and the circuit breaker cannot be closed after the cover is opened.

The cable that current combination formula vacuum feed switch inserted receives external pulling force and is connected the disconnection with the terminal in the wiring chamber easily, because the light in the coal mine is too dark, the workman runs on the cable when moving in the mine easily, if the cable receives great pulling force, the junction of cable and terminal can be disconnected, leads to combination formula vacuum feed switch outage unable use.

Disclosure of Invention

The utility model aims to provide a combined vacuum feed switch, which is used for solving the technical problem of improving the pulling-resistant effect between a cable connected with the combined vacuum feed switch and a connecting column.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the combined vacuum feed switch comprises a box body and a wiring cavity, wherein the wiring cavity is arranged at the top of the box body;

the box door is rotatably arranged on the front surface of the box body;

the wire-fixing box is arranged at the bottom of the inner wall of the wire-fixing cavity, a slide way is arranged at the top of the wire-fixing box in a penetrating way, a storage battery is arranged at the inner wall of the wire-fixing box and is electrically connected with the box body, a motor is arranged at the inner wall of the wire-fixing box and is electrically connected with the storage battery, a first worm is arranged at the output end of the motor, a second worm is arranged at the outer wall of the first worm in a meshed way, threaded rods are symmetrically arranged at two ends of the second worm, bearings are symmetrically arranged on two sides of the inner wall of the wire fixing box, the bearings are connected with one end of the threaded rods, sliding rods are arranged on the outer wall of the threaded rods in a meshed mode, the sliding rods penetrate through the sliding grooves, connecting blocks are arranged on one side of the outer walls of the sliding rods, wire fixing clamps are arranged on the outer walls of the connecting blocks, and rubber pads are arranged on the inner walls of the wire fixing clamps.

Preferably, the wiring cavity is provided with wiring posts in a penetrating way at the bottom of the inner wall, the bottom of the inner wall of the wiring cavity is symmetrically provided with a baffle plate, and the outer wall of the baffle plate is provided with a wire fixing hole.

Preferably, a control button is installed on the front surface of the box door.

Preferably, the front surface of the box door is embedded with a display screen.

Preferably, the bottom of the box body is provided with supporting feet.

Preferably, two groups of bar blocks are symmetrically arranged on the front face of the box door, a group of rod bodies are arranged between the two groups of bar blocks, a slip ring is arranged on the outer wall of the rod body in a surrounding mode, a baffle is arranged on the outer wall of the slip ring, and a limiting block is arranged on the outer wall of the baffle.

Preferably, the outer wall of the strip-shaped block is provided with a limiting opening matched with the limiting block.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the cable is penetrated into the wire inlet channel by the cable-fixing box, then the cable is connected to the binding post after penetrating through the wire-fixing hole, the motor is started to drive the output end of the motor to rotate the first worm, so that the second worm meshed with the first worm rotates, the second worm drives the threaded rod to rotate, the threaded rod rotates to drive the sliding rod to move, the sliding rod drives the wire-fixing clamp to move through the connecting block, so that the wire-fixing clamp can clamp the cable, and meanwhile, the rubber pad can enable the wire-fixing clamp to clamp the cable more tightly, and the tensile effect between the cable connected by the combined vacuum feed switch and the connecting column is improved;

2. according to the utility model, the control button and the display screen are well protected by the baffle, the control button and the display screen of the existing combined vacuum feed switch are exposed to the outside for a long time and are easy to damage, the bar-shaped block provides an installation position for the rod body, the baffle can rotate on the rod body through the slip ring, the control button and the display screen are shielded by upwards overturning the baffle, the protection effect on the control button and the display screen is achieved, the baffle can be fixed by the cooperation of the limiting block and the limiting port, and the protection purpose on the control button and the display screen of the combined vacuum feed switch is achieved.

Drawings

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

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic view of the front part structure of the present utility model;

FIG. 4 is a schematic view of the structure at A of the present utility model;

fig. 5 is a schematic diagram of the structure at B of the present utility model.

In the figure: 1. a case; 101. supporting feet; 102. a door; 103. a control button; 104. a display screen; 2. a wiring cavity; 201. a wire inlet channel; 202. binding posts; 3. a partition plate; 301. a wire fixing hole; 4. a wire fixing box; 401. a slideway; 402. a storage battery; 403. a motor; 404. a first worm; 405. a second worm; 406. a threaded rod; 407. a bearing; 5. a slide bar; 501. a connecting block; 502. fixing the wire clamp; 503. a rubber pad; 6. a bar block; 601. a rod body; 602. a slip ring; 603. a baffle; 604. a limiting block; 605. and a limit opening.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 and 3, a combined vacuum feed switch includes a box 1, a wiring cavity 2 and a box door 102, the wiring cavity 2 is installed at the top of the box 1, a supporting leg 101 is installed at the bottom of the box 1, the box door 102 is rotatably installed at the front of the box 1, a control button 103 is installed at the front of the box door 102, a display screen 104 is installed in the front of the box door 102 in a jogged manner, a binding post 202 is installed at the bottom of the inner wall of the wiring cavity 2 in a penetrating manner, a partition plate 3 is symmetrically installed at the bottom of the inner wall of the wiring cavity 2, a wire fixing hole 301 is formed in the outer wall of the partition plate 3, the supporting leg 101 plays a role in supporting and fixing the box 1, the control button 103 is used for controlling the box 1, the display screen 104 can display the running state of the box 1, a cable is electrically connected with the box 1 through the binding post 202, and the cable is installed on the binding post 202 after passing through the wire fixing hole 301.

Referring to fig. 2, 3 and 5, the wire inlet channel 201 is symmetrically arranged at two sides of the wire connecting cavity 2, the wire fixing box 4 is installed at the bottom of the inner wall of the wire connecting cavity 2, the slide way 401 is arranged at the top of the wire fixing box 4 in a penetrating way, the storage battery 402 is installed at the inner wall of the wire fixing box 4, the storage battery 402 can supply power to the motor 403, the storage battery 402 is electrically connected with the box body 1, the motor 403 is installed at the inner wall of the wire fixing box 4, the motor 403 is electrically connected with the storage battery 402, the output end of the motor 403 is provided with the first worm 404, the outer wall of the first worm 404 is meshed with the second worm 405, two ends of the second worm 405 are symmetrically provided with the threaded rod 406, the bearings 407 are symmetrically installed at two sides of the inner wall of the wire fixing box 4, one end of the bearing 407 is connected with one end of the threaded rod 406, the outer wall of the threaded rod 406 is meshed with the slide bar 5, the slide bar 5 is arranged in the slide way 401 in a penetrating way, one side of the outer wall of the slide bar 5 is provided with the connecting block 501, the outer wall of the connecting block 501 is provided with a wire fixing clamp 502, the inner wall of the wire fixing clamp 502 is provided with a rubber pad 503, a cable connected with the existing combined vacuum feed switch is easily connected with the wiring post 202 in the wiring cavity 2 and disconnected when being subjected to external pulling force, a worker easily encounters the cable when walking in a mine due to dark light in the mine, if the cable is subjected to larger pulling force, the connection part between the cable and the wiring post 202 is disconnected, the combined vacuum feed switch is powered off and cannot be used, the cable is penetrated into the wire inlet channel 201, then the cable is connected to the wiring post 202 after penetrating through the wire fixing hole 301, the motor 403 is started to drive the output end of the motor 403 to rotate, so that the second worm 405 meshed with the first worm 404 rotates, the second worm 405 drives the threaded rod 406 to rotate, the threaded rod 406 rotates to drive the slide rod 5 to move, the slide bar 5 drives the wire fixing clamp 502 to move through the connecting block 501, so that the wire fixing clamp 502 can clamp a cable, meanwhile, the rubber pad 503 can enable the wire fixing clamp 502 to clamp the cable more tightly, and the tensile pulling effect between the cable connected to the combined vacuum feed switch and the connecting column is improved.

Referring to fig. 1 and 4, two groups of bar blocks 6 are symmetrically installed on the front side of the box door 102, a group of rod bodies 601 are installed between the two groups of bar blocks 6, a slip ring 602 is installed around the outer wall of the rod body 601, a baffle 603 is installed on the outer wall of the slip ring 602, the baffle 603 is made of transparent materials, people can observe a display screen 104 of a combined vacuum feed switch conveniently by using the transparent materials of the baffle 603, a limiting block 604 is installed on the outer wall of the baffle 603, a limiting opening 605 matched with the limiting block 604 is arranged on the outer wall of the bar block 6, a control button 103 and the display screen 104 of the existing combined vacuum feed switch are exposed to the outside for a long time and are easy to damage, the bar blocks 6 provide installation positions for the rod body 601, the baffle 603 can rotate on the rod body 601 through the slip ring 602, the baffle 603 is turned upwards to shield the control button 103 and the display screen 104, the protection effect on the control button 103 and the display screen 104 is achieved, and the purpose of protecting the control button 103 and the display screen 104 of the combined vacuum feed switch can be achieved by matching the limiting block 604 with the limiting block 605.

The working principle is that firstly, the supporting leg 101 plays a role in supporting and fixing the box body 1, the control button 103 is used for controlling the box body 1, the display screen 104 can display the running state of the box body 1, the cable passes through the binding post 202 and is electrically connected with the box body 1, the cable passes through the wire fixing hole 301 and is then arranged on the binding post 202, the storage battery 402 can supply power for the motor 403, the cable connected with the existing combined vacuum feed switch is easy to be connected and disconnected with the binding post 202 in the wiring cavity 2 when being subjected to external pulling force, as the light in a coal mine is too dark, workers can easily touch the cable when walking in the mine, if the cable is subjected to larger pulling force, the connection part of the cable and the binding post 202 can be disconnected, the combined vacuum feed switch is not used, the cable is penetrated into the wire inlet channel 201, then the cable is connected onto the binding post 202 after passing through the wire fixing hole 301, the motor 403 is started, the output end of the motor 403 drives the first worm 404 to rotate, therefore, the second worm 405 drives the threaded rod 406 to rotate, the threaded rod 406 drives the slide rod 5 to move, the slide rod 502 drives the wire fixing clamp 502 to be clamped by the moving wire clamp 502, the combined vacuum feed switch is easy to be clamped by the combined vacuum feed pad 601, the combined vacuum feed switch is exposed to the position of the vacuum pad is more convenient to be connected with the vacuum pad 601, the combined vacuum clamp is exposed to the vacuum pad is exposed to the position of the cable, the combined vacuum clamp pad is exposed to the vacuum-type material, and the combined vacuum clamp is used for the vacuum-connected with the vacuum clamp pad is exposed to be used connected with the wire clamp wire is exposed to be used connected with the wire is exposed to the wire clamp is exposed to the vacuum clamp is exposed to the wire is used, baffle 603 can rotate on the body of rod 601 through sliding ring 602, upwards overturns baffle 603 and shelters from control button 103 and display screen 104, has reached the effect to control button 103 and display screen 104 protection, and stopper 604 and spacing mouth 605's cooperation can be fixed baffle 603, has reached the purpose to control button 103 and the display screen 104 protection of combination formula vacuum feed switch.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a combination formula vacuum feed switch, includes box (1), its characterized in that: the wiring cavity (2) is arranged at the top of the box body (1);

the box door (102) is rotatably arranged on the front surface of the box body (1);

the utility model discloses a wire connecting device, including wire connecting cavity (2), wire connecting cavity (2) are equipped with inlet wire passageway (201) in bilateral symmetry, wire connecting box (4) are installed to wire connecting cavity's inner wall bottom, wire connecting box (4) are run through at the top of wire connecting box (4) and are equipped with slide (401), battery (402) are installed to wire connecting box's (4) inner wall, and battery (402) and box (1) electric connection, motor (403) are installed to wire connecting box's (4) inner wall, and motor (403) and battery (402) electric connection, first worm (404) are installed to the output of motor (403), second worm (405) are installed in the outer wall meshing of first worm (404), threaded rod (406) are installed to the both ends symmetry of second worm (405), bearing (407) are installed to wire connecting box's (4) inner wall bilateral symmetry, and one end interconnect of threaded rod (406), outer wall meshing of threaded rod (406) is installed (5), and (5) wear to establish inside at slide (401), outer wall (501) are installed wire connecting block (502).

2. A modular vacuum fed switch as claimed in claim 1, wherein: the wiring cavity is characterized in that binding posts (202) are installed at the bottom of the inner wall of the wiring cavity (2) in a penetrating mode, the partition plates (3) are symmetrically installed at the bottom of the inner wall of the wiring cavity (2), and wire fixing holes (301) are formed in the outer wall of the partition plates (3).

3. A modular vacuum fed switch as claimed in claim 1, wherein: the front face of the box door (102) is provided with a control button (103).

4. A combination vacuum feed switch as claimed in claim 1 or 3, wherein: a display screen (104) is embedded and installed on the front surface of the box door (102).

5. A modular vacuum fed switch as claimed in claim 1, wherein: the bottom of the box body (1) is provided with supporting feet (101).

6. A modular vacuum fed switch as claimed in claim 3, wherein: two groups of bar blocks (6) are symmetrically arranged on the front side of the box door (102), a group of rod bodies (601) are arranged between the two groups of bar blocks (6), a slip ring (602) is arranged on the outer wall of the rod body (601) in a surrounding mode, a baffle (603) is arranged on the outer wall of the slip ring (602), and a limiting block (604) is arranged on the outer wall of the baffle (603).

7. A combination vacuum feed switch as defined in claim 6, wherein: the outer wall of the strip-shaped block (6) is provided with a limit opening (605) matched with the limit block (604).