KR20140047986A - Push-button assembly for vehicle - Google Patents

Push-button assembly for vehicle Download PDF

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Publication number
KR20140047986A
KR20140047986A KR1020120114428A KR20120114428A KR20140047986A KR 20140047986 A KR20140047986 A KR 20140047986A KR 1020120114428 A KR1020120114428 A KR 1020120114428A KR 20120114428 A KR20120114428 A KR 20120114428A KR 20140047986 A KR20140047986 A KR 20140047986A
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KR
South Korea
Prior art keywords
button
assembly
contact
tip
button housing
Prior art date
Application number
KR1020120114428A
Other languages
Korean (ko)
Inventor
김동호
Original Assignee
현대모비스 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 현대모비스 주식회사 filed Critical 현대모비스 주식회사
Priority to KR1020120114428A priority Critical patent/KR20140047986A/en
Publication of KR20140047986A publication Critical patent/KR20140047986A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/14—Operating parts, e.g. push-button
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/026—Car

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Push-Button Switches (AREA)

Abstract

The present invention relates to a pushbutton assembly for a vehicle, and includes a button mounting hole formed in a panel and a button-mounted hole recessed in an inner surface of the button mounting hole, and having a wedge-shaped cross-sectional shape having a smaller front portion width than the rear portion. And a button housing part fitted into the button installation hole part, a button housing part formed to protrude in a shape corresponding to the arm assembly part on the outer surface part of the button housing part, a male assembly part fitted to the female assembly part, and protruding forward of the panel. It characterized in that it comprises a button cap coupled to the end of the button housing.

Description

Pushbutton assembly for vehicle {PUSH-BUTTON ASSEMBLY FOR VEHICLE}

The present invention relates to a pushbutton assembly for a vehicle, and more particularly, to a pushbutton assembly for a vehicle in which a passenger is operated to operate various electrical appliances provided in the vehicle.

The vehicle is provided with various electronic equipment, and a function switch that is operated by a passenger to operate such electronic equipment is commonly referred to as a button.

The vehicle button transmits the mechanical kinetic energy generated by the occupant to an electronic circuit for converting the electric signal into an electrical signal to induce the operation of the audio, air conditioning controller, and various switches.

Such vehicle buttons may be classified into a push type and a hinge type according to an operation method.

Push-type vehicle button (hereinafter referred to as a 'push button') implements button operation as the button is slid to the panel side in conjunction with the push operation of the occupant.

1 is an exploded perspective view illustrating main parts of a pushbutton assembly for a vehicle according to the related art.

Referring to FIG. 1, the button 20 has a button housing 21 coupled to the panel 10 so as to be slidably movable, and a button cap coupled to an end of the button housing 21 protruding outside the panel 10. 23).

In the edge portion of the button mounting hole 11 formed in the panel 10, a linear guide groove 12 for guiding the sliding movement of the button housing 21 is formed, and the button housing 21 is formed in the guide groove 12. A linear sliding protrusion 22 to be fitted is formed.

Related prior art is disclosed in Republic of Korea Patent Publication No. 002667 (registered July 11, 2006, the name of the invention: a method for manufacturing a push button for a vehicle).

The button housing of the conventional push button assembly for a vehicle is coupled with the outer surface portion of the button mounting hole and the guide groove formed in the panel in contact with each other, thereby greatly affected by the processing precision.

If the machining error of the button housing, the button mounting hole, and the guide groove is 0.5 mm, respectively, an error of up to 1 mm occurs when the button housing is assembled to the panel.

Accordingly, the button end protruding to the outside of the panel is shaken, and thus the operation force cannot be clearly transmitted, which is excessively generated when the depth of the button installation hole and the guide groove (the depth of contact with the button housing) is short. .

In addition, if the button mounting hole (or the guide groove) and the button housing are closely attached and assembled due to a machining error, the buttons cannot be moved smoothly and remain stuck with the panel while the button is pressed toward the panel. As a result, it does not protrude outside the panel.

In order to solve the degradation of the assembly reliability due to the processing error as described above, the machining error of the button housing, the button installation hole, the guide groove portion should be further reduced, and this requires a more cumbersome and precise process, resulting in low productivity.

The present invention is not significantly affected by the processing precision can be made easier to manufacture the button and the panel, the combination between the button and the panel can be made stably without shaking, the vehicle push can be made smooth sliding movement of the button It is an object to provide a button assembly.

Push button assembly for a vehicle according to an aspect of the present invention, the button mounting hole formed in the panel; An arm assembly formed in the inner surface portion of the button installation hole portion and having a wedge-shaped cross-sectional shape having a smaller front portion width than the rear portion; A button housing part fitted into the button installation hole part; A male assembly portion formed to protrude in a shape corresponding to the female assembly portion on an outer surface portion of the button housing portion and fitted to the female assembly portion; And a button cap part coupled to an end portion of the button housing part protruding toward the front of the panel.

In the present invention, the arm assembly portion is formed to extend from the rear end of the button installation hole portion to the front side, the button housing portion and the male assembly portion is fitted to each of the button installation hole portion and the female assembly portion from the rear assembly. It features.

In the present invention, the female assembly and the male assembly are characterized in that a plurality of spaced apart from each other along the inner surface portion of the button installation hole portion, the outer surface portion of the button housing portion.

The arm assembly in the present invention, the opening portion in contact with the rear end of the button installation hole; A reduction part formed in the front part of the opening part and having a shape that gradually decreases in width toward the front part; And a tip portion formed at a front portion of the reduction portion with a width smaller than that of the opening portion.

In the present invention, the male assembly portion has the same cross-sectional shape as the female assembly portion, and an open contact portion, a reduction contact portion, and a tip contact portion are respectively formed at positions corresponding to the opening portion, the reduction portion, and the tip portion, and the push operation is performed. When the button housing portion is moved backward by the contact area between the tip contact portion and the tip portion, it characterized in that the contact area between the open contact portion and the open portion is reduced.

According to the present invention, when the button housing portion is moved backward, the front portion of the tip contact portion is in contact with the rear portion of the tip portion, the reduction contact portion is spaced apart from the reduction portion, the front portion of the open contact portion is in contact with the rear portion of the opening portion It is characterized by.

In the present invention, since the arm assembly and the male assembly having a wedge shape are stably in contact with the entire length and the front direction of the button housing, the shaking of the button housing is further reduced compared to the conventional structure having a rail structure even if the play caused by a machining error occurs. You can.

According to the existing rail structure, a high precision machining of a mold such as wire cut electrical discharge machining is required to solve the problem caused by the machining error, but the present invention is less affected by the machining precision. The mold can be produced more easily by general electric discharge machining.

Since the present invention is not greatly affected by the processing accuracy, the manufacturing of a panel including a button housing part and a male assembly part and a button installation hole part and a female assembly part may be more easily performed.

In addition, the present invention, while the button and the panel coupling can be made stably without shaking, in the push-operated state, the contact area between the female assembly and the male assembly is reduced while the water assembly can move the gap with the female assembly It can be secured in between.

Accordingly, the stuck phenomenon can be prevented, and the sliding movement of the button can be performed smoothly.

1 is an exploded perspective view illustrating main parts of a pushbutton assembly for a vehicle according to the related art.
2 is a perspective view schematically showing a vehicle pushbutton assembly according to an embodiment of the present invention.
3 is an exploded perspective view illustrating main parts of a pushbutton assembly for a vehicle according to an exemplary embodiment of the present invention.
Figure 4 is a cross-sectional view showing a push button assembly for a vehicle according to an embodiment of the present invention on the cross-section line AA of FIG.
FIG. 5 is a conceptual view illustrating a state in which the button housing portion is moved backward by a push operation on the cross-section line AA of FIG. 2.
6 is an enlarged cross-sectional view of a portion B of FIG. 4.
FIG. 7 is an enlarged cross-sectional view of part C of FIG. 5.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a vehicle pushbutton assembly according to the present invention. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

Figure 2 is a perspective view schematically showing a vehicle pushbutton assembly according to an embodiment of the present invention, Figure 3 is an exploded perspective view showing a main portion of the vehicle pushbutton assembly according to an embodiment of the present invention.

Figure 4 is a cross-sectional view showing a push button assembly for a vehicle according to an embodiment of the present invention on the AA line cross-section of Figure 2, Figure 5 is a state in which the button housing portion is moved to the rear by the push operation on the cross-section line AA of FIG. A conceptual diagram showing the.

6 is an enlarged cross-sectional view of part B of FIG. 4, and FIG. 7 is an enlarged cross-sectional view of part C of FIG. 5.

2 and 3, the push button assembly for a vehicle 200 according to an embodiment of the present invention is a button installation hole 210, arm assembly 220, button housing 230, water assembly ( 240, a button cap portion 250.

The button installation hole 210 is formed through the front portion of the panel 10.

The arm assembly 220 is recessed in the inner surface of the button mounting hole 210 and has a wedge-shaped cross-sectional shape with a smaller width of the front portion (left side of FIG. 2) than the rear portion (right side of FIG. 2). .

The button housing 230 is fitted into the button installation hole 210 from the rear.

The male assembly 240 is formed to protrude in a shape corresponding to the female assembly 220 on the outer surface portion of the button housing 230, and is fitted to the female assembly 220.

The button cap 250 is coupled to an end of the button housing 230 protruding forward of the panel 10 to form an exterior of the vehicle pushbutton assembly 200 according to the present invention.

Referring to Figure 4, the arm assembly 220 according to an embodiment of the present invention is formed to extend from the rear end (right end in Figure 4) of the button installation hole 210 to the front side (left in Figure 4) do.

The button housing 230 is fitted into the button installation hole 210 from the rear, and at this time, the male assembly 240 integrally formed with the button housing 230 is opened at the rear end of the female assembly 220. It is fitted into the arm assembly 220 through the portion 221.

According to one embodiment of the invention, the button housing 230 and the male assembly 240 is fitted into the button mounting hole 210 and the arm assembly 220 from the rear as described above, assembled, the button mounting hole ( 210, the button cap 250 is coupled to the button housing 230 in the front.

Accordingly, the contact between the male assembly 240 and the female assembly 220 having a shape extending forward and backward is transferred compared with the case where the button housing 230 is inserted into the button installation hole 210 from the front. It can be made stable over the length.

In more detail, in order to assemble the button housing 230 by inserting the button housing 230 into the button installation hole 210 from the front (refer to the related art shown in FIG. 1), the width of the button housing 230 is adjusted. Possible slots and hooks hooked to the rear end of the button mounting hole 210 should be provided.

According to such a configuration, the button housing 230 may be held by the hook at the rear end of the button installation hole 210 to maintain the restrained state. Can be generated.

According to the embodiment of the present invention, the contact between the button mounting hole 210 and the button housing 230, the contact between the arm assembly 220 and the male assembly 240 is the button mounting hole 210 and the arm assembly It can be made stable with a uniform contact force over the entire length of the front and rear direction 220.

Accordingly, the play between the button installation hole 210 and the button housing 230 may be prevented from being biased, and the shaking of the button housing 230 may be stably prevented.

A plurality of arm assembly 220 is disposed along the inner surface of the button installation hole 210 spaced apart.

The male assembly 240 is disposed to be spaced apart from each other along the outer surface of the button housing 230, and is formed at a position corresponding to the female assembly 220.

In one embodiment of the present invention, the female assembly 220 and the male assembly 240 are formed at the upper, lower, left and right side portions of the button installation hole 210 and the button housing 230, respectively.

Accordingly, the contact between the female assembly 220 and the male assembly 240 can be made stably over all the up, down, left, and right directions, and the female assembly 220 and the male assembly ( The clearance between the 240 may prevent the button housing 230 from tilting to one side in the up, down, left, and right directions.

6 and 7, the arm assembly 220 according to the exemplary embodiment of the present invention has a shape in which the opening part 221, the reduction part 223, and the tip part 225 are sequentially connected.

The opening portion 221 is in contact with the rear end of the button installation hole 210, is formed in a constant width.

The reduction part 223 is formed in the front part of the opening part 221, and has a shape which becomes small gradually toward the front side.

The tip portion 225 has a width smaller than that of the opening portion 221 and is formed in the front portion of the reduction portion 223.

As the opening portion 221 and the tip portion 225 have a predetermined width, the edge portion has a straight shape, and the reduction portion 223 has a shape in which the edge portion is inclined gradually toward the front side. Have

6 and 7, the male assembly 240 according to the exemplary embodiment of the present invention has the same cross-sectional shape as the arm assembly 220.

The open contact portion 241, the reduced contact portion 243, and the tip contact portion 245 are formed at positions corresponding to the open portion 221, the reduction portion 223, and the tip portion 225 of the arm assembly 220. .

When the button housing 230 is moved to the rear as shown in FIG. 5 by the push operation, the male assembly 240 integrally formed with the button housing 230 is moved to the rear together.

At this time, the contact area between the tip contact portion 245 and the tip portion 225, the contact area between the open contact portion 241 and the open portion 221 is reduced.

When the button housing 230 is moved rearward, as shown in FIG. 7, the front part of the tip contact part 245 is moved backward to contact the rear part of the tip part 225, and the rear part of the tip contact part 245 is provided. It is located on the reduction part 223.

As the reduction part 223 has an expanded width than the tip contact part 245, the rear part of the tip contact part 245 moved toward the reduction part 223 is positioned to be spaced apart from the edge of the reduction part 223.

That is, when the button housing portion 230 is moved backward, the contact area between the tip contact portion 245 and the arm assembly 220 is the contact portion between the front portion of the tip contact portion 245 and the rear portion of the tip portion 225. The area will be reduced.

In addition, when the button housing portion 230 is moved backward, the rear portion of the open contact portion 241 is moved to the outside of the arm assembly 220, only the front portion of the open contact portion 241 is the rear portion of the opening portion 221 While contacting, the contact area between the female assembly 220 and the male assembly 240 is reduced.

In this case, the contracting contact portion 243 is not spaced apart from the contracting portion 223 and is not in contact with any of the edge portions of the arm assembly 220.

As shown in FIG. 5, when the button tab 250 is pushed to the panel 10 side (backward), the button housing 230 is moved rearward as described above, and the female assembly 220 and the male are pushed. The contact area between the assembly unit 240 is reduced.

When the contact area between the arm assembly 220 and the male assembly 240 is reduced, the binding force between the arm assembly 220 and the male assembly 240 is weakened.

Accordingly, while the button housing 230 is pressed to the panel 10 side, the stuck housing does not protrude out of the panel 10 while being kept in contact with the inner surface of the button installation hole 210. It can prevent.

According to the embodiment of the present invention having the configuration as described above, in the initial state as shown in Figure 4, the arm assembly 220 and the male assembly 240 having a wedge shape before and after the button housing 230 In all directions, it comes in contact stably over all directions.

Accordingly, even if the clearance caused by the machining error of the button mounting hole 210, the arm assembly 220, the button housing 230, the male assembly 240, occurs, the button mounting hole 210 and the button housing Compared to the conventional 230 is assembled in a rail structure, the shaking of the button housing 230 may be further reduced.

As a result of experimenting by applying the existing structure as shown in Figure 1 by making the button mounting hole 210 to a depth (front and rear width) of 8mm, the shaking amount of the button cap 250 was 0.15mm, When applying the invention, it was confirmed that the shaking amount of the button cap 250 actually reduced to 0.08mm.

In addition, in the push-operated state as shown in FIG. 5, while the contact area between the female assembly 220 and the male assembly 240 decreases, a gap Gap through which the male assembly 240 may be moved is formed. It can be secured with the arm assembly 220 can prevent the stuck phenomenon.

In addition, when the button mounting hole 210 and the button housing 230 are formed in the existing rail structure, high precision machining of a mold such as wire cut discharge processing is performed to improve the machining precision. need.

In comparison with the present invention, since the influence of the processing precision is less, the mold can be more easily manufactured by general electric discharge machining, and thus the productivity of the vehicle pushbutton assembly 200 can be further improved.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand. Accordingly, the technical scope of the present invention should be defined by the following claims.

10 panel 200 vehicle pushbutton assembly
210: button mounting hole 220: arm assembly
221: opening portion 223: reduction portion
225: tip portion 230: button housing portion
240: water assembly 241: open contact
243: reduced contact 245: advanced contact
250: button cap

Claims (6)

Button installation hole portion formed in the panel;
An arm assembly formed in the inner surface portion of the button installation hole portion and having a wedge-shaped cross-sectional shape having a smaller front portion width than the rear portion;
A button housing part fitted into the button installation hole part;
A male assembly portion formed to protrude in a shape corresponding to the female assembly portion on an outer surface portion of the button housing portion and fitted to the female assembly portion; And
And a button cap portion coupled to an end portion of the button housing portion protruding toward the front of the panel.
The method of claim 1,
The arm assembly is formed to extend from the rear end of the button installation hole to the front side,
The button housing part and the male assembly, the push button assembly for a vehicle, characterized in that the assembly is fitted to each of the button mounting hole and the female assembly from the rear.
The method of claim 1,
The female assembly and the male assembly, the push button assembly for a vehicle, characterized in that a plurality of spaced apart are disposed along the inner surface portion of the button installation hole portion, the outer surface portion of the button housing portion.
4. The method according to any one of claims 1 to 3,
The arm assembly,
An opening in contact with a rear end of the button installation hole;
A reduction part formed in the front part of the opening part and having a shape that gradually decreases in width toward the front part; And
And a tip portion having a width smaller than that of the opening portion and formed at the front portion of the reduction portion.
5. The method of claim 4,
The water assembly portion,
It has the same cross-sectional shape as the arm assembly, and the open contact portion, the reduction contact portion, the tip contact portion is formed at positions corresponding to the opening portion, the reduction portion, the tip portion, respectively,
When the button housing is moved to the rear by a push operation, the contact area between the tip contact portion and the tip portion, the contact area between the open contact portion and the open portion is reduced.
6. The method of claim 5,
When the button housing is moved to the rear, the front portion of the tip contact portion is in contact with the rear portion of the tip portion, the reduction contact portion is spaced apart from the reduction portion, characterized in that the front portion of the open contact portion is in contact with the rear portion of the opening portion Vehicle pushbutton assembly.
KR1020120114428A 2012-10-15 2012-10-15 Push-button assembly for vehicle KR20140047986A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120114428A KR20140047986A (en) 2012-10-15 2012-10-15 Push-button assembly for vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120114428A KR20140047986A (en) 2012-10-15 2012-10-15 Push-button assembly for vehicle

Publications (1)

Publication Number Publication Date
KR20140047986A true KR20140047986A (en) 2014-04-23

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KR1020120114428A KR20140047986A (en) 2012-10-15 2012-10-15 Push-button assembly for vehicle

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104319140A (en) * 2014-10-22 2015-01-28 重庆金宏汽车电子有限公司 Error-proof installing structure of key for vehicle navigation device
KR20170070436A (en) * 2015-12-14 2017-06-22 현대모비스 주식회사 Push-button assembly for vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104319140A (en) * 2014-10-22 2015-01-28 重庆金宏汽车电子有限公司 Error-proof installing structure of key for vehicle navigation device
KR20170070436A (en) * 2015-12-14 2017-06-22 현대모비스 주식회사 Push-button assembly for vehicle

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