CN212874308U - Self-locking automobile switch button structure - Google Patents

Self-locking automobile switch button structure Download PDF

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Publication number
CN212874308U
CN212874308U CN202021779300.1U CN202021779300U CN212874308U CN 212874308 U CN212874308 U CN 212874308U CN 202021779300 U CN202021779300 U CN 202021779300U CN 212874308 U CN212874308 U CN 212874308U
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China
Prior art keywords
button
self
fixing seat
inverted
track groove
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Active
Application number
CN202021779300.1U
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Chinese (zh)
Inventor
王进丁
詹文正
李宏志
徐晖
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Changhui Auto Electric Huangshan JSC
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Changhui Auto Electric Huangshan JSC
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Priority to CN202021779300.1U priority Critical patent/CN212874308U/en
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Abstract

A self-locking automobile switch button structure comprises a base, a shell fixedly connected with the base, a circuit board assembly arranged on the base, a conductive rubber plate arranged above the circuit board assembly, a button fixing seat fixedly arranged on the shell, and a button sleeved on the button fixing seat, wherein a top post used for pressing the conductive rubber plate is arranged on the button, a first spring is arranged in the button fixing seat, and the top post is sleeved in the first spring to provide elastic force for the button; the button fixing seat is also provided with an inverted-heart-shaped track groove; the inverted center-shaped track groove is internally provided with a roller, and the roller is arranged in a waist-shaped hole in the inner side wall of the button in a limiting manner through hole-shaft matching. The utility model provides a traditional button auto-lock structure complicated, the part is more, the low grade problem of the disposable qualification rate of product production.

Description

Self-locking automobile switch button structure
Technical Field
The utility model relates to an automobile switch field especially relates to a from locking-type automobile switch button structure.
Background
On the automobile function switch, the button self-locking structure generally adopts hook spring, fixed steel wire and plastics fixing base to install on the button, and the rethread shell and hook spring complex step peach heart orbit realize the button auto-lock, and the operating force of button is realized by four inside springs of button. The structure is more complex, the number of parts is more, and the size requirement of hook spring parts is higher, so the qualification rate of products is relatively low. Therefore, the self-locking automobile switch button structure which is simple in structure, few in parts and capable of improving the switch production yield needs to be invented.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a from locking-type automotive switch button structure, it is complicated to solve traditional button auto-lock structure, and the part is more, the low grade problem of the disposable qualification rate of product production.
The utility model provides a technical scheme that its technical problem adopted is:
a self-locking automobile switch button structure comprises a base, a shell fixedly connected with the base, a circuit board assembly arranged on the base, a conductive rubber plate arranged above the circuit board assembly, a button fixing seat fixedly arranged on the shell, and a button sleeved on the button fixing seat, wherein a top post used for pressing the conductive rubber plate is arranged on the button, a first spring is arranged in the button fixing seat, and the top post is sleeved in the first spring to provide elastic force for the button; the button fixing seat is also provided with an inverted-heart-shaped track groove; the inverted center-shaped track groove is internally provided with a roller, and the roller is arranged in a waist-shaped hole in the inner side wall of the button in a limiting manner through hole-shaft matching.
Furthermore, the highest point of the inverted-heart-shaped track groove is in a wedge shape and serves as an unlocking point, and a locking point is arranged between the two convex parts of the inverted-heart-shaped track groove.
Furthermore, in order to better match the roller to switch the switch gear and avoid the over-small track groove space to make the switch gear difficult to switch, the lower end of the inverted-heart-shaped track groove is provided with two grooves for supplying the roller to press down the space.
Furthermore, in order to better switch the stroke of the roller and the reset of the key and avoid using overlarge force to press the conductive rubber to deform, a second spring for self-resetting the key and reducing the pressing force of the ejection column is further arranged in the shell.
Further, in order to reduce friction, the roller is lubricated.
The utility model has the advantages that: the utility model discloses having removed complicated hook spring, fixed steel wire and plastics fixing base among the traditional structure, only needing to adopt a gyro wheel and the cooperation of peach heart orbit groove just can realize self-locking function, simple structure, the switch operation is comfortable, and the reliability is higher, and life is longer, switch manufacturing cost also greatly reduced.
The present invention will be described in more detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is the utility model relates to a from locking-type automotive switch button structure explosion diagram.
Fig. 2 is a structural diagram of the button of the present invention.
Fig. 3 is an inverted center-shaped track groove on the middle casing of the present invention, and the dotted line is the movement track of the roller.
Detailed Description
As shown in fig. 1, fig. 2 and fig. 3, the self-locking type automobile switch button structure includes a base 1, a housing 4 fixedly connected with the base 1, a circuit board assembly 2 arranged on the base 1, a conductive rubber plate 3 arranged above the circuit board assembly 2, a button fixing seat 41 fixedly arranged on the housing 4, a button 8 sleeved on the button fixing seat 41, a top pillar 81 for pressing the conductive rubber plate 3 arranged on the button 8, a first spring 5 arranged in the button fixing seat 41, and an elastic force provided for the button 8 by the first spring 5 sleeved in the top pillar 81; the button fixing seat 41 is also provided with an inverted-heart-shaped track groove 42; the inverted-heart-shaped track groove 42 is internally provided with a roller 7, and the roller 7 is arranged in a waist-shaped hole 82 in the inner side wall of the button 8 in a limiting way through hole-shaft matching.
The highest point of the inverted-heart-shaped track groove 42 is a wedge-shaped unlocking point 45, and a locking point 46 is arranged between two convex parts of the inverted-heart-shaped track groove 42.
In order to better match the roller 7 to switch the switch gear and avoid the trace groove space being too small to facilitate the switch gear switching, the lower end of the inverted-heart-shaped trace groove 42 is provided with two grooves 43,44 for supplying the pressing space of the roller 7.
In order to better switch the stroke of the roller and the reset of the key and avoid using excessive force to press and deform the conductive rubber, a second spring 6 for self-resetting the key and reducing the pressing force of the jack prop is also arranged in the shell 4.
In order to reduce friction, the roller 3 is lubricated by coating a proper amount of grease on the roller 3 and then installing the roller in the waist-shaped hole 82 on the inner side wall of the button 8.
As shown in fig. 3, when the button 8 is pressed, the button 8 drives the roller 7 to move downward and rightward along the inverted-heart-shaped track through the kidney-shaped hole 82 on the inner side wall, the button 8 is released after being pressed down into the groove 44, the button 8 is sprung under the action of the first spring 5 and the second spring 6 to drive the roller 7 to move upward, the roller 7 is hung on the locking point 46 of the inverted-heart-shaped track groove 42 to realize gear self-locking, and meanwhile, the top column 81 on the button 8 also acts on the conductive rubber plate 3, so that the contact on the circuit board assembly 2 is conducted to realize the function; when the button 8 is pressed again, the button 8 drives the roller 7 to move downwards towards the left of the inverted-heart-shaped track through the kidney-shaped hole 82, the button 8 is released after the button 8 is pressed into the groove 43, the roller 7 is separated from the locking point 46 along the inverted-heart-shaped track and returns to the unlocking point 45, and meanwhile, the circuit is disconnected.
As described above, the self-lock/unlock state of the push button 8 can be realized by repeatedly pressing the push button 8 to a predetermined operation stroke.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited to the above embodiments, and various modifications made by the method concept and technical solution of the present invention or those directly applied to other applications without modification fall within the protection scope of the present invention.

Claims (5)

1. A self-locking automobile switch button structure comprises a base (1), a shell (4) fixedly connected with the base (1), a circuit board assembly (2) arranged on the base (1), a conductive rubber plate (3) arranged above the circuit board assembly (2), a button fixing seat (41) fixedly arranged on the shell (4), and a button (8) sleeved on the button fixing seat (41), and is characterized in that a top column (81) used for pressing the conductive rubber plate (3) is arranged on the button (8), a first spring (5) is arranged in the button fixing seat (41), and the top column (81) is sleeved in the first spring (5) to provide elastic force for the button (8); the button fixing seat (41) is also provided with an inverted-heart-shaped track groove (42); the inverted-heart-shaped track groove (42) is internally provided with a roller (7), and the roller (7) is installed in a kidney-shaped hole (82) in the inner side wall of the button (8) in a limiting mode through hole-shaft matching.
2. The self-locking automobile switch button structure according to claim 1, wherein the highest point of the inverted heart-shaped track groove (42) is wedge-shaped and is an unlocking point (45), and a locking point (46) is arranged between two convex parts of the inverted heart-shaped track groove (42).
3. The self-locking automotive switch button structure according to claim 1 or 2, characterized in that the lower end of the inverted-heart-shaped track groove (42) is provided with two grooves (43,44) for supplying a space for pressing down the roller (7).
4. The push-button structure of self-locking automobile switch according to claim 2, characterized in that the housing (4) is further provided with a second spring (6) for self-resetting the push button and reducing the pressing force of the top pillar.
5. The structure of self-locking automotive switch buttons according to claim 2, characterized in that the rollers (7) are lubricated.
CN202021779300.1U 2020-08-24 2020-08-24 Self-locking automobile switch button structure Active CN212874308U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021779300.1U CN212874308U (en) 2020-08-24 2020-08-24 Self-locking automobile switch button structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021779300.1U CN212874308U (en) 2020-08-24 2020-08-24 Self-locking automobile switch button structure

Publications (1)

Publication Number Publication Date
CN212874308U true CN212874308U (en) 2021-04-02

Family

ID=75190062

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021779300.1U Active CN212874308U (en) 2020-08-24 2020-08-24 Self-locking automobile switch button structure

Country Status (1)

Country Link
CN (1) CN212874308U (en)

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