CN216288136U

CN216288136U - Short-stroke single-side tilting switch module

Info

Publication number: CN216288136U
Application number: CN202122309526.6U
Authority: CN
Inventors: 徐立; 胡吉辉
Original assignee: Ningbo Huake Auto Parts Co ltd
Current assignee: Ningbo Huake Auto Parts Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-04-12
Anticipated expiration: 2031-09-23

Abstract

A short-stroke unilateral seesaw type switch module comprises a switch shell, a circuit board and conductive rubber which are arranged in the switch shell, and a plurality of button assemblies which are arranged on the switch shell, wherein the conductive rubber is attached to the circuit board, the circuit board is electrically connected with a traveling crane computer, and each button assembly comprises a seesaw type button seat and a functional cover; the functional cover is arranged on the seesaw type button seat and is exposed out of the switch shell; the rocker button seat is positioned in the switch shell and is rotationally connected with the switch shell, a contact is convexly arranged at the tail end of the rocker button seat, and the contact and the conductive rubber form contactable connection. The utility model provides a short-stroke single-side tilting switch module which is light and flexible to operate, reliable in working performance, provided with a decorative strip effect and wide in market prospect.

Description

Short-stroke single-side tilting switch module

Technical Field

The utility model relates to the technical field of automobile parts, in particular to a short-stroke single-side tilting switch module.

Background

With the popularization of automobiles, the technology of automobiles is continuously developed and advanced, and the functions in automobiles are continuously enriched with the development of science and technology, but with the increase of the functions in the automobiles. Various control switches in a cab also have various updated products, and currently, a direct-pressing switch is adopted mostly and comprises a shell, a plurality of buttons arranged on the shell and pressing seats which are positioned in the shell and correspond to the buttons one by one, the pressing mode of the buttons is a direct-pressing mode, and the operation comfort level of the switch is to be improved.

For example, the utility model patent of document CN211016880U discloses a switch for mounting on a handle of a motor vehicle, which comprises a housing, an operation opening is arranged on the housing, an operation button is rotatably arranged in the operation opening, the operation button comprises a switch bracket, a knob and a touch button, the switch bracket is fixedly connected with the operation opening, the knob is rotatably arranged on the switch bracket, a wiring board is fixedly arranged on the bottom surface of the switch bracket, a first movable contact is connected with the knob, a plurality of first static contacts are arranged on the wiring board at intervals, the first movable contact is abutted with the first static contacts along with the rotation of the knob to form the conduction of a circuit, a pressing groove is arranged on the knob, the touch button is movably arranged in the pressing groove, the contact button extends to the wiring board to form a contact, a second movable contact piece is arranged on the contact, a second static contact piece is arranged on the wiring board corresponding to the second movable contact piece, a reset spring is sleeved on the second static contact piece, and the second movable contact piece is abutted to the reset spring.

In the above-mentioned patent structure, the stability of reset spring among them is relatively poor when using, appears button failure easily, presses back to reset not in place, feels a great deal of problems such as unstable.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a short-stroke single-side tilting switch module.

The technical scheme for solving the technical problem is as follows: a short-stroke unilateral seesaw type switch module comprises a switch shell, a circuit board and conductive rubber which are arranged in the switch shell, and a plurality of button assemblies which are arranged on the switch shell, wherein the conductive rubber is attached to the circuit board, the circuit board is electrically connected with a traveling crane computer, and each button assembly comprises a seesaw type button seat and a functional cover;

the functional cover is arranged on the rocker button seat and is exposed out of the switch shell;

the rocker button seat is positioned in the switch shell and is rotationally connected with the switch shell, the tail end of the rocker button seat is convexly provided with a contact, and the contact and the conductive rubber form contactable connection.

Preferably, a plurality of mounting grooves which correspond to the button assemblies one to one are formed in the switch shell, rotating shafts are arranged on the side walls of the mounting grooves, rotating holes are formed in the side walls of the rocker type button seats, and the rotating shafts are inserted into the rotating holes.

Preferably, the end face of the upper half section of the rotating shaft is inclined outwards gradually from top to bottom, and the end face of the lower half section of the rotating shaft is arranged straightly.

Preferably, the switch shell comprises a switch base, a switch cover plate covering the switch base, and blank caps positioned at the left side and the right side of the switch base, wherein the blank caps are provided with profiling end surfaces matched with the button components.

Preferably, the front end of the switch cover plate is provided with a first positioning hole, the switch base is convexly provided with a positioning column, and the positioning column is inserted into the first positioning hole;

one side of the switch cover plate is provided with a fool-proof buckle in a downward protruding mode, one side of the switch base is provided with a slot, and the fool-proof buckle is buckled into the slot.

Preferably, the middle rear part of the switch cover plate is provided with a countersunk hole, the circuit board and the conductive rubber are both provided with through holes, the switch base is provided with fixing screw holes, and fixing screws are sequentially screwed into the countersunk hole, the through holes and the fixing screw holes so as to fix the switch cover plate, the circuit board, the conductive rubber and the switch base together.

Preferably, the switch further comprises a decorative cover, the decorative cover is located between the switch shell and the button assembly, a second positioning hole is formed in the decorative cover, and the positioning column is inserted into the second positioning hole;

the lower end of the decorative cover is also convexly provided with a positioning rib, a positioning gap is formed between the switch shell and the button assembly, and the positioning rib is buckled into the positioning gap;

the lower end of the decorative cover is further provided with a limiting strip, a limiting groove is formed in the button assembly, and the limiting strip is clamped into the limiting groove.

Preferably, the lower end of the rocker button seat is provided with a guide salient point, the lower end of the switch base is provided with a limit guide groove, and the guide salient point extends into the limit guide groove and can move along the limit guide groove;

the lower end of the rocker button seat is further provided with a stroke guide rib, the lower end of the switch base is provided with a stroke guide groove, and the stroke guide rib is inserted into the stroke guide groove.

Preferably, the number of the guide salient points is 2, the guide salient points are symmetrically arranged on two sides of the rocker type button seat, the number of the stroke guide ribs is 1, the stroke guide ribs are arranged in the middle area of the rocker type button seat, and the guide salient points and the guide ribs are distributed in a triangular shape.

Preferably, the circuit board is electrically connected with the traveling crane computer through the pin assembly.

The utility model has the beneficial effects that: the short-stroke single-side tilting switch module is light and flexible to operate, reliable in working performance, provided with a decorative strip effect and wide in market prospect.

Drawings

Fig. 1 is an assembly schematic of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a schematic structural diagram of a switch base.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Fig. 5 is an assembled view of the button assembly.

Fig. 6 is a schematic structural view of the decorative cover.

Fig. 7 is a schematic structural view when the decoration cover is detached from the switch case.

Fig. 8 is a bottom view of the present invention.

Fig. 9 is a sectional view taken along line B-B in fig. 8.

Fig. 10 is a sectional view taken along the direction D-D in fig. 8.

Fig. 11 is an assembled view from another angle of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 11, a short-stroke single-side seesaw type switch module includes a switch housing 3, a circuit board 1 and a conductive rubber 2 disposed in the switch housing 3, and a plurality of button assemblies 4 mounted on the switch housing 3, wherein the conductive rubber 2 is attached to the circuit board 1, the circuit board 1 is electrically connected to a computer, and the button assemblies 4 include a seesaw type button seat 5 and a functional cover 6;

the functional cover 6 is covered on the rocker button seat 5 and is exposed out of the switch shell 3;

the rocker type button seat 5 is positioned in the switch shell 3 and is rotationally connected with the switch shell 3, a contact 7 is convexly arranged at the tail end of the rocker type button seat 5, and the contact 7 and the conductive rubber 2 form contactable connection.

The above scheme is a basic structure scheme of the utility model, and the working principle is as follows: the user selectively presses the button assembly 4 with the corresponding function, the rocker type button seat 5 after being stressed rotates along the rotation center, namely, the stressed end of the button assembly 4 moves downwards, and the tail end of the button assembly 4 tilts upwards, so that the contact 7 extrudes the conductive rubber 2 upwards until the contact 7 of the conductive rubber 2 contacts with the circuit board to realize the function.

Preferably, the functional cover 6 is provided with an anti-slip knurl 8 to facilitate the operation of a user.

In the utility model, the rotating structure of the button assembly 4 is as follows: the switch shell 3 is internally provided with a plurality of mounting grooves 9 which are in one-to-one correspondence with the button assemblies 4, the side wall of each mounting groove 9 is provided with a rotating shaft 10, the side wall of the rocker type button seat 5 is provided with a rotating hole 11, and the rotating shaft 10 is inserted into the rotating hole 11. Each rocker button seat 5 is provided with a corresponding rotating shaft 10 and a corresponding rotating hole 11, and the rocker button seats 5 are independently arranged and operated to increase the stability in use.

Further, the terminal surface of the first section 33 of axis of rotation 10 slopes outwards gradually from top to bottom, the terminal surface of the second section 34 of axis of rotation 10 is straight setting. The rotating shaft 10 adopting the structure form can effectively limit the rotating direction of the rocker type button seat 5 through simple structure setting, namely, the stress end of the rocker type button seat 5 can freely and smoothly move downwards when stressed, and the stress end is limited by the shape of the rotating shaft when stressed reversely, so that obvious blocking feeling exists, and operation errors of a user are prompted.

In the utility model, the switch shell 3 comprises a switch base 12, a switch cover plate 13 covering the switch base 12, and blank caps 14 positioned at the left and right sides of the switch base 12, wherein the blank caps 14 are provided with profile end surfaces matched with the button assembly 4. By adopting the switch shell 3 consisting of the switch base 12, the switch cover plate 13 and the blank cap 14, the assembled shape of the switch shell is more consistent, and the switch shell is more attractive and practical.

The connection between the switch cover 13 and the switch base 12 is preferably: a first positioning hole 15 is formed in the front end of the switch cover plate 13, a positioning column 16 is convexly arranged on the switch base 12, and the positioning column 16 is inserted into the first positioning hole 15 to realize pre-positioning of the switch cover plate and the switch base; one side of the switch cover plate 13 is provided with a fool-proof buckle 17 in a downward protruding mode, one side of the switch base 12 is provided with a slot 18, and the fool-proof buckle 17 is buckled into the slot 18. Prevent slow-witted eye-splice 17 and slot 18's cooperation, firstly make switch cover plate 13 more firm reliable with being connected of switch base 12, secondly can accurately judge the installation direction when the installation, prevent that assembly error and the condition of repacking from taking place, effectively improve the qualification rate and the assembly efficiency of product. In addition, a countersunk hole 19 is formed in the middle rear portion of the switch cover plate 13, through holes 20 are formed in the circuit board 1 and the conductive rubber 2, fixing screw holes 21 are formed in the switch base 12, and fixing screws 22 are sequentially screwed into the countersunk hole 19, the through holes 20 and the fixing screw holes 21 so as to fix the switch cover plate 13, the circuit board 1, the conductive rubber 2 and the switch base 12 together.

More preferably, the decorative cover 23 is further included, and the overall appearance can be modified through the arrangement of the decorative cover 23, so that a part of the assembly structure is hidden, and the functions of connection and attractiveness are achieved. The specific installation mode is as follows: the decoration cover 23 is positioned between the switch shell 3 and the button assembly 4, a second positioning hole 24 is formed in the decoration cover 23, and the positioning column 16 is inserted into the second positioning hole 24 to realize the pre-positioning of the decoration cover 23; a positioning rib 25 is further convexly arranged at the lower end of the decorative cover 23, a positioning gap 26 is formed between the switch shell 3 and the button assembly 4, and the positioning rib 25 is buckled into the positioning gap 26 to enhance the connection stability; on the other hand, the lower extreme of dress trim cover 23 still is equipped with spacing 27, button subassembly 4 on seted up spacing groove 28, spacing 27 block go into to spacing groove 28 in, through spacing 27 and spacing groove 28's cooperation, play certain spacing and guide effect to button subassembly 4's motion, shield button subassembly 4 and switch housing 3's connection position simultaneously, it is more pleasing to the eye in the vision.

In order to enable the motion of the rocker button seat 5 to be more standard, the lower end of the rocker button seat 5 is provided with a guide salient point 29, the lower end of the switch base 12 is provided with a limit guide groove 30, and the guide salient point 29 extends into the limit guide groove 30 and can move along the limit guide groove 30; the lower end of the rocker button seat 5 is further provided with a stroke guide rib 31, the lower end of the switch base 12 is provided with a stroke guide groove 32, and the stroke guide rib 31 is inserted into the stroke guide groove 32. Preferably, the guide salient points 29 are 2 and symmetrically arranged at two sides of the rocker type button seat 5, the stroke guide ribs are 1 and arranged in the middle area of the rocker type button seat 5, the guide salient points 29 and the guide ribs are distributed in a triangular shape, and the stability is better.

A more preferred arrangement for the travel guide ribs 31 is: the stroke guide rib 31 of the button assembly 4 close to the left side is arranged at the middle left position, the stroke guide rib 31 of the button assembly 4 at the middle part is arranged at the middle position, and the stroke guide rib 31 of the button assembly 4 close to the right side is arranged at the middle right position, so that the use position preference and the force bearing angle of a user are respectively corresponded, and the durability of the product is enhanced.

In the utility model, the circuit board 1 is electrically connected with a traveling crane computer through the pin assembly, so that data and electric power transmission is facilitated.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a unilateral perk pendulum-type switch module of short stroke, includes switch housing, sets up circuit board and conductive rubber and a plurality of in switch housing and installs the button subassembly on switch housing, conductive rubber attach to on the circuit board, just circuit board and driving computer electricity be connected its characterized in that: the button assembly comprises a seesaw type button seat and a functional cover;

2. The short-stroke single-sided seesaw-type switch module according to claim 1, wherein: the switch shell in be equipped with a plurality of and button assembly one-to-one mounting groove, be equipped with the axis of rotation on the lateral wall of mounting groove, the lateral wall of wane formula button seat is equipped with changes the hole, the axis of rotation insert to change in the hole.

3. The short-stroke single-sided seesaw-type switch module according to claim 2, wherein: the terminal surface of the first section of axis of rotation slopes outwards from top to bottom gradually, the terminal surface of the second section of axis of rotation is straight setting.

4. The short-stroke single-sided seesaw-type switch module according to claim 1, wherein: the switch shell comprises a switch base, a switch cover plate and blank caps, wherein the switch cover plate is covered on the switch base, the blank caps are positioned on the left side and the right side of the switch base, and the blank caps are provided with profiling end faces matched with the button components.

5. The short-stroke single-sided seesaw-type switch module according to claim 4, wherein: the front end of the switch cover plate is provided with a first positioning hole, the switch base is convexly provided with a positioning column, and the positioning column is inserted into the first positioning hole;

6. The short-stroke single-sided seesaw-type switch module according to claim 4, wherein: the middle rear part of the switch cover plate is provided with a countersunk hole, the circuit board and the conductive rubber are provided with through holes, the switch base is provided with a fixing screw hole, and a fixing screw is sequentially screwed into the countersunk hole, the through holes and the fixing screw hole so as to fix the switch cover plate, the circuit board, the conductive rubber and the switch base together.

7. The short-stroke single-sided seesaw-type switch module according to claim 5, wherein: the decorative cover is positioned between the switch shell and the button assembly, a second positioning hole is formed in the decorative cover, and the positioning column is inserted into the second positioning hole;

8. The short-stroke single-sided seesaw-type switch module according to claim 4, wherein: the lower end of the rocker button seat is provided with a guide convex point, the lower end of the switch base is provided with a limit guide groove, and the guide convex point extends into the limit guide groove and can move along the limit guide groove;

9. The short-stroke single-sided seesaw-type switch module according to claim 8, wherein: the direction bump have 2 and the symmetry sets up the both sides of wane formula button seat, stroke direction muscle have 1 and set up the middle part region of wane formula button seat, direction bump and direction muscle be triangular distribution.

10. The short-stroke single-sided seesaw-type switch module according to any one of claims 1-9, wherein: the circuit board is electrically connected with the traveling crane computer through the pin assembly.