CN219202987U

CN219202987U - Mechanical and electrical interlocking device

Info

Publication number: CN219202987U
Application number: CN202320002213.2U
Authority: CN
Inventors: 叶会明; 董文斌; 陈原
Original assignee: Shandong Zefutai Environmental Protection Technology Co ltd
Current assignee: Shandong Zefutai Environmental Protection Technology Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-06-16
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses a mechanical and electrical interlocking device which comprises a box body and a control mechanism, wherein the control mechanism is arranged in the box body, a fixing piece transversely penetrates through the upper part of the interior of the box body, a sliding groove is formed in the upper surface of the fixing piece, and a sliding block is clamped in the sliding groove; a rack plate side surface is connected above the sliding block, a row of racks are arranged in front of the rack plate, and a gear is arranged in front of the rack plate; a pushing piece is connected above the rack plate. This electric interlock utilizes two electromagnets that mounting panel top is connected, and when the device took place the condition of outage, two electromagnets took place to break away from, and the mounting panel drove the telescopic link and pushes down, extrudees first spring for trigger piece also breaks away from contact switch, prevents that electric power from opening suddenly and leading to taking place danger.

Description

Mechanical and electrical interlocking device

Technical Field

The utility model belongs to the technical field of interlocking devices, and particularly relates to a mechanical and electrical interlocking device.

Background

The interlocking device is widely applied to switching appliances and complete equipment, and has the main purposes of protecting personal safety, preventing misoperation, ensuring electricity utilization order and the like, and the selected interlocking device is different according to different appliance types, and generally comprises mechanical interlocking, electrical interlocking, electromagnetic lock, microcomputer locking, mechanical program lock and the like. However, the existing mechanical and electrical interlocking device still has the following defects:

1. in the use of the existing equipment, when the equipment is accidentally powered off, the equipment switch is still in a connection state, after the equipment is powered on, the equipment can directly work, and large potential safety hazards exist easily, such as the mechanical and electrical interlocking device provided by the application number CN214507570U, and when the equipment is accidentally powered off in use, the problem that certain potential safety hazards are possibly caused when the power supply cannot be timely cut off to recover the power can be solved.

2. When the existing mechanical and electrical interlocking device is used, part of equipment is not provided with a corresponding anti-false touch protection device, and when the equipment is used, an accidental circuit is started due to errors of operators, so that potential safety hazards are caused.

We have therefore proposed a mechanical electrical interlock to solve the problems set out above.

Disclosure of Invention

The utility model aims to provide a mechanical and electrical interlocking device, which solves the problem that the prior mechanical and electrical interlocking device has no corresponding protection measures and potential safety hazards under the condition of accidental power failure and power transmission during use and has no anti-false touch protection equipment.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the mechanical and electrical interlocking device comprises a box body and a control mechanism, wherein the control mechanism is arranged in the box body, a fixing piece transversely penetrates through the upper part of the interior of the box body, a sliding groove is formed in the upper surface of the fixing piece, and a sliding block is clamped in the sliding groove;

a rack plate side surface is connected above the sliding block, a row of racks are arranged in front of the rack plate, and a gear is arranged in front of the rack plate;

a pushing piece is connected above the rack plate.

Preferably, the pushing piece top is connected with the connecting block, and the second spring is installed to connecting block intermediate position, and is connected with the joint piece about the second spring respectively, and joint piece joint is in connecting block casing intermediate position, and two joint pieces are left and right sides protruding in the connecting block respectively, and box outside top is connected with spacing seat, and spacing seat is the square structure that the right side is concave into, and the joint groove has been seted up to spacing seat concave two side sides side department.

Preferably, the left side and the right side of the shell above the connecting block are provided with hole grooves, extrusion blocks are arranged in the hole grooves, and the extrusion blocks penetrate through the lower parts of the hole grooves to be connected with clamping pieces.

By adopting the technical scheme, when the trigger block presses the contact switch, the connecting block needs to be fixed to the corresponding position for limiting, when the rack plate is pushed to move leftwards, the clamping pieces on two sides of the connecting block above the pushing piece are blocked by the shells on two sides of the limiting seat, the pressing block is pressed towards the center directions of the two pressing blocks, the pressing block drives the clamping pieces on two sides to compress the second springs at the center positions, the middle distance of the two clamping pieces is reduced, the connecting block is smoothly extruded into the middle position of the limiting seat, the pressing block is released, the springs spring outwards spring the clamping pieces, the clamping pieces are clamped into the clamping grooves on two sides of the limiting seat for clamping, and the phenomenon that the circuit is opened and dangerous due to false touch in the use process of equipment is prevented.

Preferably, the gear intermediate position has cup jointed the threaded rod, and the threaded rod outside has cup jointed the loop bar, and the loop bar right-hand member is connected with the connecting plate, and the front and back side of connecting plate top symmetry respectively installs the cover shell, and cover shell internally mounted has first spring.

By adopting the technical scheme, the rack plate is driven to move on the fixing piece by pushing the pushing piece, the sliding block at the bottom of the rack plate is clamped and moved in the sliding groove in the fixing piece, the rack on the rack plate is meshed with the gear in front, the gear is driven to rotate when the rack plate moves, the gear simultaneously drives the threaded rod to rotate, the threaded rod drives the loop bar and the connecting plate above to move upwards, the trigger block on the middle position of the mounting plate is pushed to press the contact switch, and the machine is started to operate.

Preferably, the telescopic links are connected with above the first spring, and two telescopic link tops are connected with horizontal mounting panel, and both sides are installed the electro-magnet respectively around the mounting panel, and the plate body structure of mounting below is corresponding the position at the electro-magnet and correspondingly installs the electro-magnet, and the mounting panel intermediate position installs the trigger piece, and the plate body below above the trigger piece is connected with contact switch.

By adopting the technical scheme, when the device is powered off, the two electromagnets connected above the mounting plate are correspondingly powered off to be separated, the mounting plate drives the telescopic rod to press down, the first spring is extruded, the trigger block is separated from the contact switch, and the danger caused by sudden power opening is prevented.

Preferably, the gear and the racks on the rack plate form a meshing transmission relationship, and the sliding block below the rack plate is clamped in the hole groove in the middle of the fixing piece.

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

1. according to the utility model, the two electromagnets connected above the mounting plate are utilized, when the device is powered off, the two electromagnets are separated, the mounting plate drives the telescopic rod to press downwards, the first spring is extruded, the trigger block is separated from the contact switch, and the danger caused by sudden power opening is prevented.

2. According to the utility model, when the trigger block is used for pressing the contact switch, the connecting block is required to be fixed at a corresponding position for limiting, when the rack plate is pushed to move leftwards, the clamping pieces on two sides of the connecting block above the pushing piece are blocked by the shells on two sides of the limiting seat, the pressing blocks are pressed towards the center directions of the two pressing blocks, the pressing blocks drive the second springs on the clamping pieces on two sides to compress the center positions, the middle distance between the two clamping pieces is reduced, so that the connecting block is smoothly extruded into the middle position of the limiting seat, at the moment, the pressing blocks are loosened, the springs spring outwards to open the clamping pieces, the clamping pieces are clamped into the clamping grooves on two sides of the limiting seat for clamping, and the phenomenon that a circuit is opened and dangerous is caused due to false touch in the use process of equipment is prevented.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

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

FIG. 3 is a schematic side cross-sectional view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 5 is an enlarged view of the structure of fig. 3B according to the present utility model.

In the figure: 1. a case; 2. a control mechanism; 3. a gear; 4. a threaded rod; 5. a loop bar; 6. a connecting plate; 7. a casing; 8. a first spring; 9. a telescopic rod; 10. a mounting plate; 11. an electromagnet; 12. a trigger block; 13. a contact switch; 14. rack plate; 15. a pushing member; 16. a sliding block; 17. a fixing member; 18. a connecting block; 19. a clamping piece; 20. a second spring; 21. a clamping groove; 22. a limit seat; 23. extruding the blocks.

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.

Referring to fig. 1-5, the present utility model provides a technical solution: the mechanical and electrical interlocking device comprises a box body 1 and a control mechanism 2, wherein the control mechanism 2 is arranged in the box body 1, a fixing piece 17 transversely penetrates through the upper part in the box body 1, a sliding groove is formed in the upper surface of the fixing piece 17, and a sliding block 16 is clamped in the sliding groove; a rack plate 14 side surface is connected above the sliding block 16, a row of racks are arranged in front of the rack plate 14, and a gear 3 is arranged in front of the rack plate 14; a pusher 15 is connected above the rack plate 14.

As shown in fig. 3 and 5, a connecting block 18 is connected above the pushing member 15, a second spring 20 is installed at the middle position of the connecting block 18, clamping members 19 are respectively connected left and right of the second spring 20, the clamping members 19 are clamped at the middle position of the shell of the connecting block 18, the two clamping members 19 respectively protrude from the connecting block 18 left and right, the top of the outer side of the box body 1 is connected with a limiting seat 22, the limiting seat 22 is of a square structure with a right concave side, and clamping grooves 21 are formed in the side parts of the two concave sides of the limiting seat 22. The left side and the right side of the shell above the connecting block 18 are provided with hole grooves, the inside of each hole groove is provided with a squeezing block 23, and the squeezing blocks 23 penetrate through the lower parts of the hole grooves and are connected with clamping pieces 19. When the trigger block 12 presses the contact switch 13, the connecting block 18 needs to be fixed to a corresponding position for limiting, when the rack plate 14 is pushed to move leftwards, the clamping pieces 19 on two sides of the connecting block 18 above the pushing piece 15 are blocked by the shells on two sides of the limiting seat 22, the pressing blocks 23 are pressed towards the center of the two pressing blocks 23, the pressing blocks 23 drive the clamping pieces 19 on two sides to press the second springs 20 at the center, the middle distance of the two clamping pieces 19 is reduced, the connecting block 18 is smoothly extruded into the middle position of the limiting seat 22, at the moment, the pressing blocks 23 are released, the springs spring outwards spring the clamping pieces 19, the clamping pieces 19 are clamped into the clamping grooves 21 on two sides of the limiting seat 22 for clamping, and the phenomenon that a circuit is opened due to false touch in the use process of equipment is prevented.

As shown in fig. 1 and 3, the middle position of the gear 3 is sleeved with a threaded rod 4, the outer side of the threaded rod 4 is sleeved with a loop bar 5, the right end of the loop bar 5 is connected with a connecting plate 6, the front side and the rear side above the connecting plate 6 are respectively symmetrically provided with a casing 7, and the inside of the casing 7 is provided with a first spring 8. The rack plate 14 is driven to move on the fixing piece 17 by pushing the pushing piece 15, the sliding block 16 at the bottom of the rack plate 14 is clamped and moved in the sliding groove in the fixing piece 17, a rack on the rack plate 14 is meshed with the gear 3 in front, the gear 3 is driven to rotate when the rack plate 14 moves, the gear 3 simultaneously drives the threaded rod 4 to rotate, the threaded rod 4 drives the loop bar 5 and the connecting plate 6 above to move upwards, the trigger block 12 on the middle position of the mounting plate 10 is pushed to press the contact switch 13, and the machine is started to operate.

As shown in fig. 3, a telescopic rod 9 is connected above the first spring 8, the tops of the two telescopic rods 9 are connected with a transverse mounting plate 10, electromagnets 11 are respectively mounted on the front side and the rear side of the mounting plate 10, the electromagnet 11 is correspondingly mounted on the corresponding position of the electromagnet 11 through a plate body structure mounted below a fixing piece 17, a trigger block 12 is mounted in the middle of the mounting plate 10, and a contact switch 13 is connected below the plate body above the trigger block 12. When the device is powered off, the two electromagnets 11 connected above the mounting plate 10 are correspondingly powered off to be separated, the mounting plate 10 drives the telescopic rod 9 to press downwards, the first spring 8 is extruded, the trigger block 12 is separated from the contact switch 13, and danger caused by sudden power on is prevented.

As shown in fig. 1 and 3, the gear 3 and the racks on the rack plate 14 form a meshing transmission relationship, and the sliding block 16 below the rack plate 14 is clamped in the hole groove in the middle of the fixing piece 17.

Working principle: when the mechanical and electrical interlocking device is used, the pushing piece 15 is pushed to drive the rack plate 14 to move on the fixing piece 17, the sliding block 16 at the bottom of the rack plate 14 is clamped and moved in the sliding groove in the fixing piece 17, racks on the rack plate 14 are meshed with the gears 3 in front, the gears 3 are driven to rotate when the rack plate 14 moves, the gears 3 simultaneously drive the threaded rod 4 to rotate, the threaded rod 4 drives the upper loop bar 5 and the connecting plate 6 to move upwards, the trigger block 12 on the middle position of the mounting plate 10 is pushed to press the contact switch 13, the machine is started to operate, the trigger block 12 needs to fix the connecting block 18 to the corresponding position for limiting when the trigger block 12 is pushed to press the contact switch 13, the clamping pieces 19 on two sides of the connecting block 18 above the pushing piece 15 are blocked by the shells on two sides of the limiting seat 22, the clamping pieces 19 are pressed against the pressing blocks 23 towards the center of the two pressing blocks 23, the second springs 20 on the two sides of the pressing blocks 23 are driven to press the center positions, the middle distance of the two clamping pieces 19 is reduced, accordingly, the pressing blocks 18 are smoothly pressed into the middle position of the limiting seat 22, the pressing blocks 23 are released, the springs are pressed against the middle position of the clamping pieces 19, the corresponding to the corresponding position of the corresponding position is pressed against the corresponding position of the clamping pieces 19, and the clamping pieces 19 are opened to the middle position the middle of the clamping pieces 19, and the two clamping pieces 19 to be used for pressing the two side to open the middle position a special specification.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that the foregoing embodiments may be modified or equivalents may be substituted for elements thereof without departing from the spirit and principles of the utility model.

Claims

1. The mechanical and electrical interlocking device comprises a box body (1) and a control mechanism (2), and is characterized in that: the automatic control device is characterized in that a control mechanism (2) is arranged in the box body (1), a fixing piece (17) transversely penetrates through the upper part of the interior of the box body (1), a sliding groove is formed in the upper surface of the fixing piece (17), and a sliding block (16) is clamped in the sliding groove;

a row of racks are arranged in front of the rack plate (14), and a gear (3) is arranged in front of the rack plate (14);

a pushing piece (15) is connected above the rack plate (14).

2. A mechano-electrical interlock according to claim 1 wherein: the pushing piece (15) top is connected with connecting block (18), and connecting block (18) intermediate position installs second spring (20), and is connected with joint spare (19) about second spring (20) respectively, and joint spare (19) joint is in connecting block (18) casing intermediate position, and two joint spare (19) are controlled and are protruding in connecting block (18) respectively, and box (1) outside top is connected with spacing seat (22), and spacing seat (22) are right side recessed square structure, and spacing seat (22) concave yield both sides limit side department has offered joint groove (21).

3. A mechano-electrical interlock according to claim 2 wherein: the left side and the right side of the shell above the connecting block (18) are provided with hole grooves, extrusion blocks (23) are arranged in the hole grooves, and the extrusion blocks (23) penetrate through the lower parts of the hole grooves and are connected with clamping pieces (19).

4. A mechano-electrical interlock according to claim 1 wherein: the gear (3) intermediate position has cup jointed threaded rod (4), and threaded rod (4) outside has cup jointed loop bar (5), and loop bar (5) right-hand member is connected with connecting plate (6), and side symmetry respectively installs cover shell (7) around connecting plate (6) top, and cover shell (7) internally mounted has first spring (8).

5. A mechanical electrical interlock according to claim 4 and wherein: the utility model discloses a trigger switch, including installation board (13), fixed part (17) below, first spring (8) top is connected with telescopic link (9), and two telescopic link (9) tops are connected with horizontal mounting panel (10), and both sides are installed electro-magnet (11) respectively around mounting panel (10), and the plate body structure of mounting below mounting is in electro-magnet (11) corresponding position corresponding installation electro-magnet (11), and mounting panel (10) intermediate position installs trigger piece (12), and trigger piece (12) top plate body below is connected with contact switch (13).

6. A mechanical electrical interlock according to claim 4 and wherein: the gear (3) and the racks on the rack plate (14) form a meshing transmission relationship, and a sliding block (16) below the rack plate (14) is clamped in a hole groove in the middle of the fixing piece (17).