CN215644201U

CN215644201U - Mechanical and electrical interlocking device

Info

Publication number: CN215644201U
Application number: CN202122306480.2U
Authority: CN
Inventors: 黄晓菲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-01-25
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses a mechanical-electrical interlocking device which comprises a device box, wherein a lead screw is rotatably connected to the inner bottom wall of the device box, a rotating disc is fixedly mounted on the surface of the lead screw, a trigger block is fixedly mounted on the surface of the rotating disc, a contact switch corresponding to the trigger block is arranged on the inner side wall of the device box, an installation opening is formed in the upper surface of the device box, a fixed barrel is fixedly mounted on the inner wall of the installation opening, and an internal thread barrel is slidably connected to the inner wall of the fixed barrel. This mechanical electric interlock, when using, can drive an internal thread section of thick bamboo downstream through pressing down the pressure board, the downstream of an internal thread section of thick bamboo drives the lead screw and rotates, the rotation of lead screw drives trigger block and contact switch contact to the switch-on equipment, simultaneously through setting up connecting cylinder, flexible post and square constant head tank, when pressing down pressure board to equipment switch-on, press down square operation piece left, make square operation piece get into in the square constant head tank, thereby realize the purpose of interlocking.

Description

Mechanical and electrical interlocking device

Technical Field

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

Background

Interlocking refers to the mutual restriction relationship established among signal machines, turnouts and approaches by technical means in order to ensure the safety of railway station driving and shunting operation, the equipment for realizing the relationship is called interlocking equipment, which is divided into two categories of non-centralized interlocking and centralized interlocking according to the different settings of interlocking machines, and the centralized interlocking is divided into mechanical centralized interlocking, electrical centralized interlocking, computer interlocking and the like according to the different used devices.

At present, the on-off of a circuit is generally controlled through a button in the electric interlocking, and an operator easily and carelessly presses an electronic button during operation, so that the circuit is accidentally opened, and accidents are caused.

Therefore, we propose a mechanical-electrical interlock.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a mechanical-electrical interlock that solves the problems set forth above in the background.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a mechanical and electrical interlocking device, the device comprises a device box, the interior diapire of device box rotates and is connected with the lead screw, and the fixed surface of lead screw installs the rolling disc, the fixed surface of rolling disc installs and triggers the piece, the inside wall of device box is provided with and triggers the corresponding contact switch of piece, the erection opening has been seted up to the upper surface of device box, erection opening's inner wall fixed mounting has a solid fixed cylinder, and the inner wall sliding connection of solid fixed cylinder has an internal thread section of thick bamboo, the inner wall of internal thread section of thick bamboo and the surface threaded connection of lead screw, the side fixed mounting of internal thread section of thick bamboo has a connecting cylinder, and the inner wall sliding connection of connecting cylinder has flexible post, the right-hand member fixed mounting of flexible post has square operation piece, the fixed surface of internal thread section of thick bamboo installs the connecting plate.

Preferably, the side of the fixed cylinder is provided with a sliding opening for the connecting cylinder and the telescopic column to slide.

Preferably, the inner wall of the sliding opening is provided with a square positioning groove matched with the square operation block.

Preferably, the number of the connecting plates is two, and the two connecting plates are symmetrically arranged on the surface of the internal thread cylinder.

Preferably, the upper surface of the connecting plate is fixedly provided with a return spring, and the top end of the return spring is fixedly connected with the inner top wall of the device box.

Preferably, the upper surface of the square operation block is provided with a mounting groove, and the inner wall of the mounting groove is rotatably connected with a pressing plate through a damping rotating shaft.

Advantageous effects

The utility model provides a mechanical and electrical interlocking device, which has the following beneficial effects:

1. this mechanical electrical interlock, through setting up the lead screw, the rolling disc, trigger the piece, contact switch, a fixed section of thick bamboo, square operation piece and press the clamp plate, make this interlock when using, can drive an internal thread section of thick bamboo downstream through pressing the clamp plate downwards, the downstream of an internal thread section of thick bamboo drives the lead screw and rotates, the rotation of lead screw drives trigger piece and contact switch contact, thereby the switch-on equipment, simultaneously through setting up the connecting cylinder, flexible post and square constant head tank, when pressing clamp plate to equipment switch-on downwards, press square operation piece left, make square operation piece get into in the square constant head tank, thereby realize the purpose of interlocking.

2. This mechanical electric interlock through setting up connecting plate and reset spring, when needs closing device, behind the square operation piece of pulling right, an internal thread section of thick bamboo rebound under two reset spring's effect to drive the lead screw reversal, thereby make trigger block keep away from contact switch, realize self-closing's effect, easy operation is convenient, provides very big facility for the user.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a perspective view of the fixing cylinder of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: the device comprises a device box 1, a lead screw 2, a rotating disc 3, a trigger block 4, a contact switch 5, a fixed cylinder 6, an internal thread cylinder 7, a connecting cylinder 8, a telescopic column 9, a square operation block 10, a connecting plate 11, a square positioning groove 12, a return spring 13 and a pressing plate 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a mechanical and electrical interlocking device, including device box 1, the interior diapire of device box 1 rotates and is connected with lead screw 2, and lead screw 2's fixed surface installs rolling disc 3, the fixed surface of rolling disc 3 installs trigger block 4, the inside wall of device box 1 is provided with and triggers 4 corresponding contact switch 5 of block, the erection opening has been seted up to the upper surface of device box 1, erection opening's inner wall fixed mounting has a solid fixed cylinder 6, and the inner wall sliding connection of solid fixed cylinder 6 has interior screw thread section of thick bamboo 7, the inner wall of interior screw thread section of thick bamboo 7 and lead screw 2's surface threaded connection, the side fixed mounting of interior screw thread section of thick bamboo 7 has connecting cylinder 8, and connecting cylinder 8's inner wall sliding connection has flexible post 9, the side of solid fixed cylinder 6 is seted up and is supplied connecting cylinder 8 and the gliding sliding opening of flexible post 9.

The right-hand member fixed mounting of flexible post 9 has square operation piece 10, and the mounting groove has been seted up to the upper surface of square operation piece 10, and the inner wall of mounting groove rotates through the damping pivot and is connected with and presses clamp plate 14, and the square constant head tank 12 with square operation piece 10 looks adaptation is seted up to slip open-ended inner wall.

Through setting up lead screw 2, rolling disc 3, trigger block 4, contact switch 5, a fixed section of thick bamboo 6, square operation piece 10 and pressing board 14, make this interlock when using, can drive internal thread section of thick bamboo 7 downstream through pressing board 14 downwards, the downstream of internal thread section of thick bamboo 7 drives lead screw 2 and rotates, lead screw 2's rotation drives trigger block 4 and contact switch 5 contact, thereby the switch-on equipment, simultaneously through setting up connecting cylinder 8, flexible post 9 and square constant head tank 12, when pressing board 14 to equipment switch-on downwards, press square operation piece 10 left, make square operation piece 10 get into in the square constant head tank 12, thereby realize the mesh of interlocking.

The surface of the internal thread cylinder 7 is fixedly provided with a connecting plate 11, the upper surface of the connecting plate 11 is fixedly provided with a return spring 13, and the top end of the return spring 13 is fixedly connected with the inner top wall of the device box 1.

The number of the connecting plates 11 is two, and the two connecting plates 11 are symmetrically arranged on the surface of the internal thread cylinder 7.

Through setting up connecting plate 11 and reset spring 13, when needs closing device, behind the square operation piece 10 of pulling right, internal thread section of thick bamboo 7 rebound under two reset spring 13's effect to drive the reversal of lead screw 2, thereby make trigger block 4 keep away from contact switch 5, realize self-closing's effect, easy operation is convenient, provides very big facility for the user.

The working principle is as follows: when the interlocking device is used, the pressing plate 14 can be pressed downwards to drive the internal thread cylinder 7 to move downwards, the downward movement of the internal thread cylinder 7 drives the screw rod 2 to rotate, the rotation of the screw rod 2 drives the trigger block 4 to contact with the contact switch 5, thereby connecting the equipment, and simultaneously, through arranging the connecting cylinder 8, the telescopic column 9 and the square positioning groove 12, when the pressing plate 14 is pressed downwards until the device is switched on, the square operating block 10 is pressed leftwards, so that the square operating block 10 enters the square positioning groove 12, thereby achieving the purpose of interlocking, and when the device needs to be closed, after the square operating block 10 is pulled to the right, the internal thread cylinder 7 moves upwards under the action of the two return springs 13 and drives the screw rod 2 to rotate reversely, thereby make trigger block 4 keep away from contact switch 5, realize self-closing's effect, easy operation is convenient, provides very big facility for the user.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A mechanical-electrical interlock device comprising a device case (1), characterized in that: the inner bottom wall of the device box (1) is rotatably connected with a lead screw (2), the surface of the lead screw (2) is fixedly provided with a rotating disc (3), the surface of the rotating disc (3) is fixedly provided with a trigger block (4), the inner side wall of the device box (1) is provided with a contact switch (5) corresponding to the trigger block (4), the upper surface of the device box (1) is provided with an installation opening, the inner wall of the installation opening is fixedly provided with a fixed cylinder (6), an internal thread cylinder (7) is connected to the inner wall of the fixed cylinder (6) in a sliding manner, the inner wall of the internal thread cylinder (7) is in threaded connection with the surface of the screw rod (2), a connecting cylinder (8) is fixedly installed on the side surface of the internal thread cylinder (7), and the inner wall of the connecting cylinder (8) is connected with a telescopic column (9) in a sliding manner, the right end of the telescopic column (9) is fixedly provided with a square operating block (10), and the surface of the internal thread cylinder (7) is fixedly provided with a connecting plate (11).

2. A mechanical-electrical interlock as defined in claim 1, wherein: the side surface of the fixed cylinder (6) is provided with a sliding opening for the connecting cylinder (8) and the telescopic column (9) to slide.

3. A mechanical-electrical interlock as defined in claim 2, wherein: the inner wall of the sliding opening is provided with a square positioning groove (12) matched with the square operation block (10).

4. A mechanical-electrical interlock as defined in claim 1, wherein: the number of the connecting plates (11) is two, and the two connecting plates (11) are symmetrically arranged on the surface of the internal thread cylinder (7).

5. A mechanical-electrical interlock as defined in claim 1, wherein: the upper surface of the connecting plate (11) is fixedly provided with a return spring (13), and the top end of the return spring (13) is fixedly connected with the inner top wall of the device box (1).

6. A mechanical-electrical interlock as defined in claim 1, wherein: the upper surface of square operation piece (10) has seted up the mounting groove, and the inner wall of mounting groove is connected with through the damping pivot rotation and presses clamp plate (14).