CN211442235U

CN211442235U - Detection switch for seat belt device

Info

Publication number: CN211442235U
Application number: CN201922104213.XU
Authority: CN
Inventors: 李政
Original assignee: Amphenol Changzhou Advanced Connector Co Ltd
Current assignee: Amphenol Changzhou Advanced Connector Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-09-08
Anticipated expiration: 2029-11-29

Abstract

The utility model belongs to the technical field of the detection switch technique and specifically relates to a detection switch for safety belt device has reed one and reed two on the base of safety belt mortise lock, reed one and reed two all are provided with contact structure and contact structure contact between them and switch on, be provided with the guide rail on the base, sliding connection has slider structure on the guide rail, slider structure is provided with top tongue, briquetting and guide pillar, the top tongue is located between reed one and the reed two, the guide pillar forms sliding connection with the guide rail is corresponding, slider structure still is connected with canceling release mechanical system, canceling release mechanical system one end and slider structure fixed connection, the other end and base fixed connection, the beneficial effects of the utility model are that, utilize the linkage between the top tongue of slider structure, the briquetting, utilize effectively to realize the break-make of circuit of canceling release mechanical system, have simple structure, Low cost and sensitive reaction.

Description

Detection switch for seat belt device

Technical Field

The utility model belongs to the technical field of the detection switch technique and specifically relates to a detection switch for safety belt device.

Background

Usually, the safety belt uses detection switch to judge whether the safety belt is connected and locked, and along with the development of technology, the improvement of safety consciousness, people also more and more strict to the control of safety belt plug-in state, but current safety belt early warning switch device need use the sensor, and is usually with high costs.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of current safety belt detection switch with high costs, the utility model provides a detection switch for safety belt device.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a detection switch for safety belt device, has arranged reed one and reed two on the base of safety belt mortise lock symmetrically, reed one and reed two all are provided with contact structure and contact structure contact between them switches on, be provided with the guide rail on the base, sliding connection has the slider structure on the guide rail, the slider structure is provided with top tongue, briquetting and guide pillar, the top tongue is located between reed one and the reed two, the guide pillar forms sliding connection with the guide rail is corresponding, the slider structure still is connected with canceling release mechanical system, canceling release mechanical system one end and slider structure fixed connection, the other end and base fixed connection.

According to the utility model discloses a further embodiment, further include, reed one and two shapes of reed are the V type, contain stiff end and contact jaw, the stiff end links to each other with the reed mounting groove on the base, set up the contact structure on the contact jaw. The V-shaped reed structure has better recovery performance, can be reset quickly and has sensitive response.

According to the utility model discloses a further embodiment, further include, the contact structure department of reed one and reed two all is provided with bends, and contact structure interference contact between them. Through the design of bending, do benefit to the reed contact and switch on, guarantee the sensitivity of circuit.

According to another embodiment of the present invention, further comprising, the guide rail is a cambered surface guide rail. The arc-shaped matching ensures that the guide rail can stably limit the shaking amount of the guide pillar in all directions, and ensures the stability and reliability of the structure.

According to the utility model discloses a further embodiment, further include, canceling release mechanical system is the spring, be provided with spring fixed column one on the base, the structural spring fixed column two that is provided with of slider, canceling release mechanical system's both ends respectively with spring fixed column one and spring fixed column two fixed connection. The reset mechanism adopts a spring, and has good resilience performance and low cost.

According to the utility model discloses a further embodiment, further include, still be provided with the spout on the base, the briquetting is located the spout. The pressing block is limited in the sliding groove and can do linear motion in the sliding groove, and the stability of the sliding block structure is guaranteed.

The beneficial effects of the utility model are that, utilize the linkage between the top tongue of slider structure, briquetting, utilize canceling release mechanical system effectively to realize the break-make of circuit, have simple structure, with low costs, the sensitive advantage of reaction.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a position view of the present invention in a mortise lock configuration;

fig. 2 is a perspective view of the present invention;

FIG. 3 is an internal view of the slider-free structure of the present invention;

fig. 4 is an internal view of the present invention;

FIG. 5 is a schematic view of a reed structure and a slider structure;

FIG. 6 is a schematic structural view of the top block and the press block;

FIG. 7 is a schematic view of an insertion channel;

fig. 8 is a schematic view of the initial state of the present invention;

FIG. 9 is a schematic view of the top block of the present invention not pressing down the pressing block;

FIG. 10 is a schematic view of the top block of the present invention pressing down the pressing block;

FIG. 11 is a first perspective view of a slider structure;

FIG. 12 is a second perspective view of the slider structure.

In the figure, the spring fixing device comprises a base 1, a spring piece mounting groove 1-2, a spring fixing column I, 1-3, a sliding groove 2, a spring piece I, a spring piece II, a contact point structure 5, a guide rail 6, a sliding block structure 6-1, a top tongue 6-2, a pressing block 6-3, a guide post 6-4, a spring fixing column II, a reset mechanism 7, a fixing end 8, a fixing end 9, a contact end 10, a top block 11, an insertion channel 12, a plug 13 and a mortise lock structure.

Detailed Description

As shown in fig. 1 to 5, which are schematic structural diagrams of the present invention, a detection switch for a seat belt device, wherein a first spring leaf 2 and a second spring leaf 3 are symmetrically arranged on a base 1 of a seat belt mortise lock, the first spring leaf 2 and the second spring leaf 3 are both provided with a contact structure 4, and the contact structures 4 of the first spring leaf and the second spring leaf are in contact conduction, the base 1 is provided with a guide rail 5, the guide rail 5 is slidably connected with a slider structure 6, as shown in fig. 11 and 12, the front end of the slider structure 6 is provided with a top tongue 6-1, the tail end is provided with a pressing block 6-2, the bottom is provided with a guide pillar 6-3, the top tongue 6-1 is located between the first spring leaf 2 and the second spring leaf 3, the guide pillar 6-3 and the guide rail 5 correspondingly form a sliding connection, the slider structure 6 is further connected with a, the other end is fixedly connected with the base 1.

As shown in fig. 7, when the plug 12 is inserted into the mortise lock structure 13 along the insertion channel 11, the plug 12 abuts against the ejector block 10, as shown in fig. 6, the ejector block 10 abuts against the press block 6-2 to drive the entire slider structure 6 to move downward along the guide rail 5, as shown in fig. 8, the slider structure is in an initial state, as shown in fig. 9, the slider structure 6 is in an undepressed state, as shown in fig. 5, the ejector tongue 6-1 is linked to push the first spring leaf 2 and the second spring leaf, the contact structure 4 between the first spring leaf and the second spring leaf is disconnected, as shown in fig. 10, the circuit is disconnected, and the reset mechanism 7 is compressed. When the plug 12 is pulled out, the ejector block 10 is withdrawn, the reset mechanism 7 is released to return, the whole sliding block structure 6 is pushed to move upwards along the guide rail 5, the ejector tongue 6-1 is linked, the ejector tongue 6-1 is withdrawn, the spring leaves are released, the contact structures 4 of the ejector tongue and the spring leaves are restored to a conducting state, and a circuit is closed. The utility model realizes the on-off of the circuit effectively through the sliding block structure 6 and the reset mechanism 7, has the advantages of simple structure, low cost and sensitive response,

according to the utility model discloses a further embodiment, further include, reed one 2 and reed two 3 shapes are the V type, contain stiff end 8 and contact jaw 9, stiff end 8 links to each other with reed mounting groove 1-1 on the base 1, set up contact structure 4 on the contact jaw 9. The V-shaped reed structure has better recovery performance, and after the plug 12 is pulled out, the reed can be quickly reset and is sensitive in response.

According to the utility model discloses a further embodiment, further include, the contact structure 4 department of reed 2 and reed two 3 all is provided with bends, and contact structure 4 interference contact between them. Through the design of bending, do benefit to the contact between contact structure 4 of reed 2 and reed two 3 and switch on, guarantee the sensitivity of circuit.

According to another embodiment of the present invention, further comprising, the guide rail 5 is a cambered surface guide rail. The arc-shaped matching ensures that the guide rail 5 can stably limit the shaking amount of the guide post 6-3 in all directions, and ensures the stability and reliability of the structure.

According to another embodiment of the present invention, further comprising that the reset mechanism 7 is a spring, the base 1 is provided with a first spring fixing column 1-2, the slider structure 6 is provided with a second spring fixing column 6-4, and two ends of the reset mechanism 7 are respectively fixedly connected to the first spring fixing column 1-2 and the second spring fixing column 6-4. The reset mechanism 7 adopts a spring, the resilience performance is good, the cost is low, the spring is cylindrical, and when the spring collides with the guide rail 5, the guide rail 5 with an arc-shaped surface can better limit the deformation of the spring and prevent the bow.

According to another embodiment of the present invention, further comprising a sliding groove 1-3 provided on the base 1, and the pressing block 6-2 is located in the sliding groove 1-3. The pressing block 6-2 is limited in the sliding chute 1-3 and can do linear motion in the sliding chute 1-3, so that the running stability of the sliding block structure 6 is ensured.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A detection switch for a safety belt device is characterized in that a first reed (2) and a second reed (3) are symmetrically arranged on a base (1) of a safety belt mortise lock, the first reed (2) and the second reed (3) are both provided with contact structures (4), the contact structures (4) of the first reed (2) and the second reed (3) are in contact conduction, a guide rail (5) is arranged on the base (1), a slider structure (6) is connected onto the guide rail (5) in a sliding mode, a jacking tongue (6-1) is arranged at the front end of the slider structure (6), a pressing block (6-2) is arranged at the tail end of the slider structure, a guide pillar (6-3) is arranged at the bottom of the slider structure, the jacking tongue (6-1) is located between the first reed (2) and the second reed (3), the guide pillar (6-3) is correspondingly connected with the guide rail (5) in, one end of the reset mechanism (7) is fixedly connected with the sliding block structure (6), and the other end of the reset mechanism is fixedly connected with the base (1).

2. The detection switch for the safety belt device according to claim 1, wherein the first spring plate (2) and the second spring plate (3) are V-shaped and comprise a fixed end (8) and a contact end (9), the fixed end (8) is connected with the spring plate installation groove (1-1) on the base (1), and the contact end (9) is provided with the contact structure (4).

3. The detection switch for the safety belt device according to claim 1 or 2, wherein the contact structures (4) of the first spring plate (2) and the second spring plate (3) are provided with bends, and the contact structures (4) of the first spring plate and the second spring plate are in interference contact.

4. The detection switch for a seatbelt device according to claim 1, wherein said guide rail (5) is an arc-shaped surface guide rail.

5. The detecting switch for the safety belt device according to claim 1, wherein the reset mechanism (7) is a spring, a first spring fixing post (1-2) is disposed on the base (1), a second spring fixing post (6-4) is disposed on the slider structure (6), and two ends of the reset mechanism (7) are respectively and fixedly connected with the first spring fixing post (1-2) and the second spring fixing post (6-4).

6. The detection switch for the safety belt device according to claim 1, wherein the base (1) is further provided with a sliding groove (1-3), and the pressing block (6-2) is positioned in the sliding groove (1-3).