CN210722830U

CN210722830U - Micro-gap switch subassembly with self-locking function

Info

Publication number: CN210722830U
Application number: CN201921949857.2U
Authority: CN
Inventors: 赵海杰; 潘俊; 周孝明
Original assignee: Zhejiang Dawei Electronic Co Ltd
Current assignee: Zhejiang Dawei Electronic Co Ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-06-09
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a micro-gap switch subassembly with self-locking function, including micro-gap switch, micro-gap switch is provided with self-lock device including first button on the micro-gap switch, self-lock device is including base, second button and self-locking mechanism, the activity of second button sets up on the base and links mutually with first button, self-locking mechanism sets up on the base and can form locking or unblock to it respectively when first button pushes down. The utility model discloses a micro-gap switch subassembly simple structure has self-locking function.

Description

Micro-gap switch subassembly with self-locking function

Technical Field

The utility model relates to a micro-gap switch subassembly with self-locking function.

Background

The microswitch is a common component on a household appliance, generally comprises two or more conducting strips with wiring terminals, a contact bridge with a reset function is arranged between the conducting strips, the on/off of the microswitch when pressed can be realized through the swinging and resetting of the contact bridge, and a first button (namely the first button in the application) for driving the contact bridge to swing is further arranged on the microswitch. Conventional microswitches do not have a self-locking function, that is, after the microswitches lose the pressing force, contact bridges of the microswitches reset along with the microswitches, so that the microswitches are restored to the state of being not pressed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a micro-gap switch subassembly, its simple structure, and have self-locking function to prior art's not enough.

In order to achieve the above object, the utility model provides a micro-gap switch subassembly with self-locking function, including micro-gap switch, micro-gap switch is provided with self-lock device including first button on the micro-gap switch, self-lock device is including base, second button and self-locking mechanism, the activity of second button sets up on the base and links mutually with first button, self-locking mechanism sets up on the base and can form locking or unblock to it respectively when first button pushes down.

The utility model has the advantages that: because first button and second button link mutually, can drive first button through the second button and push down, when first button was pushed down by the drive, can form locking or unblock to first button respectively through self-locking mechanism, the utility model discloses can keep micro-gap switch's first button in the state of pressing, be applicable to more use occasions.

Further, the base is including a guiding hole, first button is inserted and is established the one end department in this guiding hole, the second button is inserted and is established the other end department in guiding hole, and the second button can slide along the guiding hole, self-locking mechanism is including setting up first graduation claw dish, second graduation claw dish and the gib block in the guiding hole, first graduation claw dish and second button fixed connection, second graduation claw dish supports respectively to be established between first button and second button, the gib block is a plurality of and circumference equipartition sets up on the inner wall of guiding hole, and the circumference equipartition is gone up to first graduation claw dish and second graduation claw dish has a plurality of axially extended spouts, and this spout slides with the gib block cooperation.

The further setting has the advantages that: when the second button is pressed down, the first indexing claw disc pushes the second indexing claw disc to move downwards, the second indexing claw disc is pressed on the first indexing claw disc based on the elastic force of the first button reset, and the second indexing claw disc can be pushed to rotate and is abutted against the guide strip based on the mutual matching action between the first indexing claw disc and the second indexing claw disc.

Further, the base and the micro switch are connected through a buckle.

The further setting has the advantages that: the base and the microswitch are convenient to disassemble and assemble.

Furthermore, an on-off indicator lamp is arranged on the base.

The further setting has the advantages that: the working state of the microswitch is convenient to judge and detect.

Furthermore, a groove used for embedding the on-off indicating lamp is formed in the base, a notch communicated with the groove is formed in the side edge of the base, and pins of the on-off indicating lamp can extend out of the notch.

The further setting has the advantages that: the installation location of the on-off indicating lamp of being convenient for, the stitch that the breach of base lateral margin can supply the on-off indicating lamp stretches out, makes things convenient for the wiring of on-off indicating lamp.

Furthermore, the micro switch comprises two electric connection terminals which are switched on and off along with the micro switch, and two pins of the on-off indicator light are respectively electrically connected with the two electric connection terminals.

The further setting has the advantages that: the on-off indicating lamp is electrically connected to the two electric connecting terminals of the microswitch, so that wiring is convenient, and the integration of the microswitch assembly is stronger.

Drawings

FIG. 1 is a block diagram of an embodiment of the present invention;

fig. 2 is a front view of an embodiment of the present invention;

fig. 3 is an exploded view of an embodiment of the present invention;

fig. 4 is a partial cross-sectional view of an embodiment of the invention;

FIG. 5 is a schematic view of an assembly of the on-off indicator light according to an embodiment of the present invention;

fig. 6 is a structural diagram of a self-locking mechanism in an embodiment of the present invention.

Detailed Description

The embodiment of the micro-gap switch component with self-locking function of the utility model is shown in figures 1-6: including micro-gap switch 1, micro-gap switch 1 is including casing 11, first button 12 and still including two electric connection terminals 13 along with first button 12 presses the break-make, and 11 inner structure of micro-gap switch 1 casing is as good as conventional micro-gap switch, and only casing 11 structure is different, and first button 12 has the ability of automatic elasticity reset after pressing. The microswitch 1 is provided with a self-locking device 2 which comprises a base 21, a second button 22 and a self-locking mechanism, wherein the second button 22 is movably arranged on the base 21 and is linked with the first button 12, and the self-locking mechanism is arranged on the base 21 and can be respectively locked or unlocked when the first button 12 is pressed down.

As shown in fig. 4 and 6, the base includes a guide hole 211, the first button 12 is inserted into one end of the guide hole 211, the second button 22 is inserted into the other end of the guide hole 211, and the second button 22 can slide along the guide hole 211, the self-locking mechanism includes a first indexing pawl disk 31, a second indexing pawl disk 32 and a guide strip 33, the first indexing pawl disk 31 is fixedly connected with the second button 22, in this embodiment, the first indexing pawl disk 31 is integrally connected to the lower end of the second button 22, the second indexing pawl disk 32 is respectively disposed between the first button 12 and the second button 22, the second button 22 can be pressed by the transmission of the second indexing disk 32, the guide strip 33 is plural and is circumferentially and uniformly disposed on the inner wall of the guide hole 211, the first indexing pawl disk 31 and the second indexing pawl disk 32 are circumferentially provided with plural axially extending slide slots 34, the sliding slot 34 is matched with the guide strip 33 to slide, the matching surfaces of the first indexing claw disc 31 and the second indexing claw disc 32 are provided with teeth, the lower end of the guide strip 33 is also provided with teeth, when the second button 22 is pressed down, the first indexing claw disc 31 pushes the second indexing claw disc 32 to move downwards and simultaneously press down the first button 12, the second indexing claw disc 32 is pressed on the first indexing claw disc 31 based on the elastic force of the reset of the first button 12, based on the mutual matching action between the teeth of the first indexing claw disc 31 and the second indexing claw disc 32, when the sliding slot 34 of the second indexing claw disc 32 is separated from the guide strip 33, the second indexing claw disc 32 can be pushed to rotate, the teeth of the second indexing claw disc 32 are rotated to the lower end of the guide strip 33 and are kept at the position matched with the guide strip 33, so that the first button 12 is kept in a pressed state, when the second indexing claw disc 32 is pressed again, the teeth of the second indexing claw disc 32 continue to rotate and are separated from the guide strip 33, the guide strip 33 is reinserted into the guide slot 34 of the second indexing pawl 32, and the second indexing pawl 32 is moved in the direction of the second push button 22 by the restoring force of the first push button 12, so that the first push button 12 can be restored.

The utility model discloses in base 21 and micro-gap switch's casing 11 between can direct integrated into one piece, also can adopt other modes to connect. In order to make the use scene of micro-gap switch subassembly wider, be connected through the buckle between base 21 and micro-gap switch's the casing 11, specifically be provided with dop 41 for the base 21 lower extreme, casing 11 upper end is provided with the draw-in groove 42 with dop 41 cooperation joint. Adopt like this to set up, the user of micro-gap switch subassembly can use micro-gap switch alone or use after making up through above-mentioned connected mode according to actual need, and the use scene is wider.

The base 21 is provided with an on-off indicator lamp 5, and the on-off indicator lamp 5 is used for conveniently judging the on-off state of the micro switch and can also be used for detecting whether the micro switch normally operates. The base 21 is provided with a groove 212 for embedding the on-off indicator lamp 5, the on-off indicator lamp 5 can be reinforced by glue when embedded in the groove 212, the side edge of the base 21 is provided with a notch 213 communicated with the groove 212, and the notch 213 can be used for extending a pin 51 of the on-off indicator lamp 5. Two pins of the on-off indicator lamp 5 are respectively electrically connected with the two electric connecting terminals 13.

The above embodiment is only one of the preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.

Claims

1. The utility model provides a micro-gap switch subassembly with self-locking function, includes micro-gap switch, micro-gap switch is including first button, its characterized in that: the micro switch is provided with a self-locking device, the self-locking device comprises a base, a second button and a self-locking mechanism, the second button is movably arranged on the base and is linked with the first button, and the self-locking mechanism is arranged on the base and can be respectively locked or unlocked when the first button is pressed down.

2. The microswitch assembly having a self-locking function according to claim 1, wherein: the base is including a guiding hole, the one end department of establishing at this guiding hole is inserted to first button, the second button is inserted and is established the other end department in guiding hole, and the second button can slide along the guiding hole, self-locking mechanism is including setting up first graduated claw dish, second graduated claw dish and the gib block in the guiding hole, first graduated claw dish and second button fixed connection, second graduated claw dish supports respectively to establish between first button and second button, the gib block is a plurality of and circumference equipartition sets up on the inner wall of guiding hole, and circumference equipartition is gone up to first graduated claw dish and second graduated claw dish has a plurality of axially extended spouts, and this spout slides with the gib block cooperation.

3. The microswitch assembly having a self-locking function according to claim 1, wherein: the base is connected with the microswitch through a buckle.

4. The microswitch assembly having a self-locking function according to any one of claims 1 to 3, wherein: an on-off indicator lamp is arranged on the base.

5. The microswitch assembly having a self-locking function of claim 4, wherein: the base is provided with a groove for embedding the on-off indicator lamp, the side edge of the base is provided with a notch communicated with the groove, and the notch can be used for extending a pin of the on-off indicator lamp.

6. The microswitch assembly having a self-locking function of claim 5, wherein: the micro switch comprises two electric connection terminals which are switched on and off along with the micro switch, and two pins of the on-off indicator light are respectively and electrically connected with the two electric connection terminals.