CN219350046U

CN219350046U - Locking type switch button mechanism

Info

Publication number: CN219350046U
Application number: CN202320007878.2U
Authority: CN
Inventors: 耿家裕
Original assignee: Qingdao Jingchida Precision Electronics Co ltd
Current assignee: Qingdao Jingchida Precision Electronics Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-07-14
Anticipated expiration: 2033-01-03

Abstract

The utility model provides a locking type switch button mechanism, and relates to the field of switch buttons. The locking type switch button mechanism comprises a shell, wherein the upper end of the shell is fixedly connected with a limiting plate, the inner side of the limiting plate is slidably connected with a button key cap, the outer surface of the button key cap is slidably connected with a reset plate, the inner side of the reset plate is slidably connected with fixing rods, one ends, close to each other, of the two fixing rods are fixedly connected with the limiting plate, one ends, far away from each other, of the two fixing rods are fixedly connected with the shell, and the inner side of the button key cap is fixedly connected with a pressing rod. This locking type shift knob mechanism through pressing the button key cap, presses the pole and drives the contact block and descend, and the contact block pushes down the UNICOM wane, UNICOM wane joint between the screens piece, presses the spring to push the button key cap to reset, and the UNICOM wane is kept away from the inside circuit disconnection mechanical device of UNICOM panel button and stops, has reached the effect of pressing the dead button of lock, has solved the circuit disconnection after the button is pressed and has pressed the problem of circuit intercommunication again.

Description

Locking type switch button mechanism

Technical Field

The utility model relates to the technical field of switch buttons, in particular to a locking type switch button mechanism.

Background

The button switch is a switch which uses a button to push a transmission mechanism, so that a movable contact and a static contact are pressed on or off, and circuit switching is realized. The push button switch is a master control electric appliance with simple structure and wide application. In an electric automatic control circuit, it is used to manually issue control signals to control contactors, relays, electromagnetic starters, etc.

The traditional button is easy to open after other people when a worker repairs the machine, and the machine can be started to cause injury to a maintainer, but the maintenance workload is increased when the line is directly cut off for repair, so that the locking type switch button mechanism is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a locking type switch button mechanism, which solves the problem that after a button is pressed, a circuit is disconnected, and the circuit is connected again by pressing and the mechanical circuit is connected by error touch.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a locking-type shift knob mechanism, which comprises an outer shell, shell upper end fixedly connected with limiting plate, limiting plate inboard sliding connection has button key cap, button key cap surface sliding connection has the reset plate, the inboard sliding connection of reset plate has the dead lever, the one end and the limiting plate fixed connection that two dead levers are close to each other, the one end and the shell fixed connection that two dead levers keep away from each other, button key cap inboard fixedly connected with presses the pole, press pole lower extreme fixedly connected with contact block, contact block inboard fixedly connected with UNICOM's board, press the pole surface to cup joint and press the spring, press the spring in button key cap inboard, press spring lower extreme contact and have the backup pad, backup pad and press pole sliding connection, backup pad and limiting plate fixedly connected with, the inboard fixedly connected with insulation board of shell, the inboard fixedly connected with screens piece of insulation board, the one end fixedly connected with shrink pole that the screens piece kept away from the insulation board, shrink pole terminal surface fixedly connected with buffer spring, buffer spring center and shell fixedly connected with, shrink pole surface sliding connection has shrink tube, the one end fixedly connected with reset plate lower surface fixedly connected with push rod, push rod and reset plate sliding connection have the lead wire, push wire fixed connection, the rocker is connected with the fixed pin, the fixed connection of push wire is connected with the fixed pin below the fixed connection of the nose pad.

Preferably, the limiting plate is flat in shape, two circular arc-shaped sliding grooves are formed in the upper surface of the limiting plate, and the push rod slides on the inner sides of the sliding grooves.

Preferably, the reset plate appearance is rectangle flat board, and button key cap is at reset plate center sliding connection, and two sections arc through-holes have been seted up on reset plate surface, arc through-hole and dead lever sliding connection.

Preferably, the upper end of the buffer spring is provided with a spring, a cylindrical key is fixedly connected to the middle section of the outer peripheral surface of the spring, the cylindrical key is fixedly connected with the shell, and the cylindrical key is in sliding connection with the shrink cylinder.

Preferably, the pushing spring is arranged outside the pushing mechanism, the upper end of the pushing spring is fixedly connected with the limiting plate, the lower end of the pushing spring is fixedly connected with the communicating rocker, the guiding rod is fixedly connected with the lower end of the limiting plate, and the pushing spring is sleeved outside the guiding rod.

Preferably, the whole contact block is the square, and two semicircular sliding grooves have been seted up to the contact block lower extreme, and semicircular sliding groove and UNICOM wane sliding connection have seted up the through-hole between two semicircular sliding grooves, and the UNICOM board is inboard at the through-hole.

(III) beneficial effects

The utility model provides a locking type switch button mechanism. The beneficial effects are as follows:

1. this locking type shift knob mechanism through pressing the button key cap, presses the pole and drives the contact block and descend, and the contact block pushes down the UNICOM wane, UNICOM wane joint between the screens piece, presses the spring to push the button key cap to reset, and the UNICOM wane is kept away from the inside circuit disconnection mechanical device of UNICOM panel button and stops, has reached the effect of pressing the dead button of lock, has solved the circuit disconnection after the button is pressed and has pressed the problem of circuit intercommunication again.

2. This locking type shift knob mechanism, through rotatory reset plate, make the push rod at limiting plate inboard slip rotation, promote reset block when the push rod is rotatory and keep away from the insulation board, reset block pulls the shrink pole through shrink section of thick bamboo, makes the screens piece loosen UNICOM wane, advancing mechanism promotes the UNICOM wane, makes the UNICOM wane other end perk, and two UNICOM wanes contact the UNICOM board simultaneously, makes two pin line intercommunication, has reached and has used hidden mechanism simple rotation to reach the effect that resets, has solved the mistake and has touched the problem that leads to the fact mechanical circuit intercommunication.

Drawings

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

FIG. 2 is a schematic view of the structure of the button key cap of the present utility model;

FIG. 3 is a schematic view of a limiting plate structure according to the present utility model;

fig. 4 is a schematic view of the structure of the contact block according to the present utility model.

The device comprises a shell-1, a limiting plate-2, a sliding chute-201, a button key cap-3, a reset plate-4, an arc through hole-401, a fixed rod-5, a pressing rod-6, a contact block-7, a communicating plate-8, a pressing spring-9, a supporting plate-10, an insulating plate-11, a clamping block-12, a contracting rod-13, a buffer spring-14, a contracting cylinder-15, a reset block-16, a push rod-17, a pushing mechanism-18, a pushing spring-181, a guide rod-182, a communicating rocker-19, a pin wire-20 and a fixing frame-21.

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.

The embodiment of the utility model provides a locking type switch button mechanism, which is shown in fig. 1-4, and comprises a shell 1, wherein the upper end of the shell 1 is fixedly connected with a limiting plate 2, the inner side of the limiting plate 2 is connected with a button key cap 3 in a sliding manner, the outer surface of the button key cap 3 is connected with a reset plate 4 in a sliding manner, the inner side of the reset plate 4 is connected with a fixed rod 5 in a sliding manner, the reset plate 4 is in a rectangular flat plate shape, the button key cap 3 is connected with the center of the reset plate 4 in a sliding manner, two sections of arc-shaped through holes 401 are formed in the surface of the reset plate 4, the arc-shaped through holes 401 are connected with the fixed rod 5 in a sliding manner, and the reset plate 4 can rotate around the button key cap 3 when pushed and drive a lower mechanism to rotate.

One end that two dead levers 5 are close to each other and limiting plate 2 fixed connection, the one end that two dead levers 5 keep away from each other and shell 1 fixed connection, button key cap 3 inboard fixedly connected with presses down pole 6, press down pole 6 lower extreme fixedly connected with contact block 7, contact block 7 inboard fixedly connected with UNICOM's board 8, press down pole 6 surface and cup joint and press down spring 9, press down spring 9 inboard at button key cap 3, press down spring 9 lower extreme end contact and have backup pad 10, backup pad 10 and press down pole 6 sliding connection, backup pad 10 and limiting plate 2 fixed connection, shell 1 inboard fixedly connected with insulation board 11, insulation board 11 inboard sliding connection has screens piece 12, screens piece 12 is kept away from insulation board 11's one end fixedly connected with shrink pole 13, shrink pole 13 terminal surface fixedly connected with buffer spring 14, buffer spring 14 center and shell 1 fixed connection, shrink pole 13 surface sliding connection shrink section of thick bamboo 15, buffer spring 14 is inboard shrink section of thick bamboo 15, the spring 14 upper end is the spring, spring periphery middle section fixedly connected with cylindrical key and shell 1 fixed connection, cylindrical key and shrink section of thick bamboo 15 sliding connection, buffer spring 14 makes shrink and the whole 13 have and make and shrink the shrink pole 13 to have and make and retract the 13 to get close to one end to each other, make and shrink pole 13 can make and shrink pole 13 to move to whole one end, simultaneously, shrink pole 13 can make and shrink pole 13 to be close to one end and make.

One end of the shrink cylinder 15, which is far away from the insulating plate 11, is fixedly connected with a reset block 16, the lower surface of the reset plate 4 is fixedly connected with a push rod 17, the push rod 17 is in sliding connection with the reset block 16, the limiting plate 2 is flat, two circular arc-shaped sliding grooves 201 are formed in the upper surface of the limiting plate 2, the push rod 17 slides inside the sliding grooves 201, and the limiting plate 2 can limit the sliding range of the reset plate 4 and the push rod 17.

The fixed surface is connected with pushing mechanism 18 under limiting plate 2, pushing mechanism 18 lower extreme fixedly connected with UNICOM wane 19, pushing mechanism 18 outside is pushing spring 181, pushing spring 181 upper end and limiting plate 2 fixed connection, pushing spring 181 lower extreme and UNICOM wane 19 fixed connection, limiting plate 2 lower extreme fixedly connected with guide bar 182, pushing spring 181 cup joints in the guide bar 182 outside, pushing mechanism 18 can use pushing spring 181 to press the one end of UNICOM wane 19 and make the one end that is close to UNICOM panel 8 can the perk and remove UNICOM panel 8, use guide bar 182 to correct it after pushing spring 181 bending simultaneously.

The pin line 20 is fixedly connected to the lower end of the communication rocker 19, the pin line 20 is fixedly connected with the shell 1, the fixing frame 21 is rotationally connected to the two sides of the communication rocker 19, the whole contact block 7 is a square, two semicircular sliding grooves are formed in the lower end of the contact block 7, the semicircular sliding grooves are in sliding connection with the communication rocker 19, a through hole is formed between the two semicircular sliding grooves, the communication plate 8 is arranged on the inner side of the through hole, the contact block 7 can descend to press the communication rocker 19 to enable the communication rocker 19 to rotate, the communication rocker 19 is connected with the communication plate 8 in an auxiliary positioning mode, and the fixing frame 21 is fixedly connected with the shell 1.

Working principle: when the device is used, the circuits at two ends are connected to the pin wires 20 at two sides, when the device needs to be pressed and stopped, the button key cap 3 is pressed, the pressing rod 6 drives the contact block 7 to descend, the contact block 7 presses the communication rocker 19, the communication rocker 19 is clamped between the clamping blocks 12, the pressing spring 9 presses the spring to push the button key cap 3 to reset, the communication rocker 19 is far away from the mechanical device of the communication plate 8 to stop, when the mechanical maintenance is finished, the reset plate 4 is rotated, the push rod 17 slides and rotates at the inner side of the limiting plate 2, the reset block 16 is pushed to be far away from the insulating plate 11 when the push rod 17 rotates, the reset block 16 pulls the contraction rod 13 through the contraction cylinder 15, the clamping blocks 12 are enabled to loosen the communication rocker 19, the pushing mechanism 18 pushes the communication rocker 19, the other ends of the communication rocker 19 are enabled to tilt, the two communication rockers 19 are simultaneously contacted with the communication plate 8, and the two pin wires 20 are enabled to be communicated and mechanically to finish starting.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 locking switch button mechanism comprising a housing (1), characterized in that: the novel portable electronic device is characterized in that a limiting plate (2) is fixedly connected to the upper end of the shell (1), a button key cap (3) is fixedly connected to the inner side of the limiting plate (2), a reset plate (4) is fixedly connected to the outer surface of the button key cap (3), a fixing rod (5) is fixedly connected to the inner side of the reset plate (4), one ends, close to each other, of the two fixing rods (5) are fixedly connected with the limiting plate (2), one ends, far away from each other, of the two fixing rods (5) are fixedly connected with the shell (1), a pressing rod (6) is fixedly connected to the inner side of the button key cap (3), a contact block (7) is fixedly connected to the lower end of the pressing rod (6), a communicating plate (8) is fixedly connected to the inner side of the contact block (7), a pressing spring (9) is sleeved on the outer surface of the pressing rod (6), a supporting plate (10) is in sliding connection with the pressing rod (6) at the inner side of the button key cap (3), and the lower end of the pressing spring (9) is contacted with a supporting plate (10), and the supporting plate (10) is fixedly connected with the limiting plate (2).

The utility model discloses a shell, including shell (1), inside fixedly connected with insulation board (11), insulation board (11) inboard fixedly connected with screens piece (12), one end fixedly connected with shrink pole (13) of insulation board (11) are kept away from to screens piece (12), shrink pole (13) terminal surface fixedly connected with buffer spring (14), buffer spring (14) center and shell (1) fixedly connected with shrink pole (13) surface sliding connection has shrink section of thick bamboo (15), buffer spring (14) are inside shrink section of thick bamboo (15), shrink section of thick bamboo (15) are kept away from one end fixedly connected with reset piece (16) of insulation board (11), reset plate (4) lower surface fixedly connected with push rod (17), push rod (17) and reset piece (16) sliding connection, limit plate (2) lower surface fixedly connected with advancing mechanism (18), advancing mechanism (18) lower extreme fixedly connected with UNICOM rocker (19), UNICOM rocker (19) lower extreme fixedly connected with pin line (20), pin line (20) and shell (1) fixedly connected with mount (21), mount (21) are rotated to mount (19) both sides of mount (21) and shell (1).

2. A locking switch button arrangement as defined in claim 1, wherein: the limiting plate (2) is flat in shape, two circular arc-shaped sliding grooves (201) are formed in the upper surface of the limiting plate (2), and the push rod (17) slides inside the sliding grooves (201).

3. A locking switch button arrangement as defined in claim 1, wherein: the appearance of reset plate (4) is rectangle flat board, button key cap (3) at reset plate (4) center sliding connection, and two sections arc through-holes (401) have been seted up on reset plate (4) surface, arc through-hole (401) and dead lever (5) sliding connection.

4. A locking switch button arrangement as defined in claim 1, wherein: the upper end of the buffer spring (14) is provided with a spring, the middle section of the outer circumferential surface of the spring is fixedly connected with a cylindrical key, the cylindrical key is fixedly connected with the shell (1), and the cylindrical key is in sliding connection with the contraction barrel (15).

5. A locking switch button arrangement as defined in claim 1, wherein: the pushing mechanism is characterized in that a pushing spring (181) is arranged on the outer side of the pushing mechanism (18), the upper end of the pushing spring (181) is fixedly connected with a limiting plate (2), the lower end of the pushing spring (181) is fixedly connected with a communicating rocker (19), the lower end of the limiting plate (2) is fixedly connected with a guide rod (182), and the pushing spring (181) is sleeved on the outer side of the guide rod (182).

6. A locking switch button arrangement as defined in claim 1, wherein: the whole contact block (7) is the square, and two semicircular sliding grooves are seted up to contact block (7) lower extreme, and semicircular sliding groove and UNICOM wane (19) sliding connection have been seted up the through-hole between two semicircular sliding grooves, and UNICOM board (8) are in the through-hole inboard.