KR20150002316U - switch unit for vehicle - Google Patents

switch unit for vehicle Download PDF

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Publication number
KR20150002316U
KR20150002316U KR2020130010163U KR20130010163U KR20150002316U KR 20150002316 U KR20150002316 U KR 20150002316U KR 2020130010163 U KR2020130010163 U KR 2020130010163U KR 20130010163 U KR20130010163 U KR 20130010163U KR 20150002316 U KR20150002316 U KR 20150002316U
Authority
KR
South Korea
Prior art keywords
case
lock pin
mounting hole
cam
moving block
Prior art date
Application number
KR2020130010163U
Other languages
Korean (ko)
Inventor
조미선
차희석
Original Assignee
대성전기공업 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 대성전기공업 주식회사 filed Critical 대성전기공업 주식회사
Priority to KR2020130010163U priority Critical patent/KR20150002316U/en
Publication of KR20150002316U publication Critical patent/KR20150002316U/en

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Classifications

    • 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
    • H01H13/04—Cases; Covers
    • 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
    • H01H13/10—Bases; Stationary contacts mounted thereon
    • 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
    • H01H13/26—Snap-action arrangements depending upon deformation of elastic members
    • H01H13/28—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H25/00—Switches with compound movement of handle or other operating part
    • H01H25/04—Operating part movable angularly in more than one plane, e.g. joystick
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/026—Car

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  • Push-Button Switches (AREA)

Abstract

The present invention relates to a vehicle switch unit, in which a lock pin, one end of which is engaged with a cam formed in a moving block and the other end is supported by a case, is interposed in the case Thereby reducing the number of parts and assembling process, thereby lowering the production cost and improving the productivity.

Description

A switch unit for a vehicle

The present invention relates to a switch unit for a vehicle, and more particularly, to a switch unit for a vehicle, which includes a lock pin having one end meshed with a cam formed on a moving block and the other end supported by a case, The present invention relates to a vehicle switch unit capable of reducing the number of components and assembling steps, thereby lowering the production cost and improving the productivity.

BACKGROUND ART A vehicle such as an automobile has a function as a variety of convenience means for enabling a user to provide a more stable and comfortable running state beyond a function as a moving means. Accordingly, the vehicle is equipped with various convenience facilities and various switches for operating and controlling the same.

A seesaw switch unit or a sliding switch unit is generally used in which operation in the opposite direction is required, for example, such that the upward and downward movement of the window corresponds to the operation of the front end and the rear end, such as window opening and closing of the vehicle. On the other hand, in the case of a switch unit that performs an on / off function for a specific function such as a lock switch for a window of a vehicle, a simple push button type switch device is used.

Generally, in the case of a power window switch mounted on a driver's seat door of a vehicle, a seesaw switch type window opening / closing switch capable of opening and closing each window is mounted on the vehicle, and the window can be locked or unlocked A button-type window lock switch is mounted on the vehicle, and a mirror control switch for adjusting the direction angle of the side mirror is mounted.

The window opening / closing switch, the window locking switch, and the like are assembled with one switch module, respectively, and mounted on the same printed circuit board, so that one power window switch is configured by automatically soldering through the automatic soldering device.

In this case, the conventional window locking switch according to the related art is installed such that the movable block can be linearly movably mounted to a separate case so that the movable block can be pressed by the user, and the movable contact moving together with the movable block contacts / And generating an electrical signal.

In some cases, an illuminating lamp, which is turned on / off according to the operation state of the switch, is additionally provided under the moving block so that the user can easily recognize the operation state of the switch. In addition, The block is configured to be elastically supported by a plurality of springs, and a separate heart cam is provided in the case.

In other words, the conventional window locking switch is arranged such that an inner space is formed in the case so that the moving block can move linearly, and one end of the moving block is exposed to the outside of the case. At this time, a coil spring is disposed between the movable block and the case so as to be elastically supported in the inner space of the case of the movable block.

A lock pin is mounted on the side of the movable block to guide the linear movement of the movable block. One end of the lock pin is supported by the case, and the other end of the lock pin is on the path of the heart cam And the other end of the lock pin moves in one direction along the path of the heart cam when the moving block is moved linearly.

When the lock pin is moved in one direction along the path of the heart cam, the spring pin is provided in the case to provide an elastic force so that the other end of the lock pin can stick to the original position.

However, the installation of the spring pin to provide the elastic force to the lock pin complicates the structure of the case, and the process of assembling the spring pin into the case is complicated, thereby reducing the productivity.

Particularly, since the spring pin is manufactured in various forms to match the structure of the case and the moving block to be mounted, it is difficult to manufacture the spring pin with a certain quality. Also, the process of assembling the spring pin is complicated, . If the spring pin that elastically supports the lock pin is released from the case, the function of the lock pin can not be exhibited properly, which may cause malfunction.

Korean Patent Publication No. 10-2012-0045587 (2012.05.09)

According to an aspect of the present invention, there is provided a lock pin, which is located on a path of a heart cam so as to control a moving state of a moving block, The present invention provides a vehicle switch unit that can reduce production costs and improve productivity.

According to an aspect of the present invention, there is provided a portable terminal comprising: a case provided in a vehicle and having a fixed contact terminal in an inner space; a case arranged to be linearly moved while being elastically supported in an inner space of the case, A moving block having a movable contact terminal for contacting a contact terminal and having a cam at an outer side thereof, one end being positioned on the path of the cam to engage with the cam to interrupt movement of the moving block, And a lock pin which is supported so as to be able to be independently positioned with respect to the vehicle body.

The other end of the lock pin may include a latching part which is inserted into the mounting hole formed in the case and hooked to the inner surface of the case.

Preferably, the lock pin includes a straight connection portion that connects one end of the lock pin and the other end of the lock pin in a straight line.

It is preferable that the latching portion has a rotation-preventing end face.

In addition, it is preferable that the latching part extends in a direction intersecting with the linear connection part at the other end of the lock pin.

Preferably, the mounting hole has a shape incised in a direction intersecting with the engaging portion.

Preferably, the mounting hole is formed with a partition wall that prevents the engaging portion from separating in a direction opposite to the moving block.

It is preferable that the case has a mounting frame that is detachable from the case on a surface facing the moving block, and the mounting hole is formed in the mounting frame.

The vehicle switch unit according to the present invention is located on the path of the cam formed in the moving block and is stably supported in the mounting hole formed in the case without the separate member so that the elastic force is exerted, And the assembly process can be shortened, so that the production cost of the automotive switch unit can be reduced and the productivity can be improved.

1 is an exploded view schematically showing a switch unit for a vehicle according to the present invention.
2 is an enlarged view showing a state in which a movable block is coupled to a case;
3 is a view showing a lock pin applied to a vehicle switch unit of the present invention.
Figures 4 and 5 show the assembly of the lock pin.
6 is a sectional view taken along the line AA in Fig.
7 is a sectional view taken along line BB of Fig.

The terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings and the inventor may properly define the concept of the term to describe its design in the best possible way It must be construed as a meaning and a concept consistent with the technical idea of the present invention based on the principle.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is an exploded view schematically showing a switch unit for a vehicle according to the present invention, and FIG. 2 is an enlarged view showing a state where a mobile block is coupled to a case. 3 is a view showing a lock pin applied to a vehicle switch unit of the present invention.

The vehicle switch unit according to the present invention comprises a case 100, a moving block 200, a cam 300 and a lock pin 400. Particularly, when the lock pin 400 contacts the case 100 The lock pin 400 is formed at the other end 420 of the lock pin so that the lock pin 400 can be independently supported by the case 100 without a separate member when the lock pin 400 is disposed in the case 100, A mounting hole 110 having a shape cut in a direction intersecting with the mounting hole 430 is formed.

The case 100 is installed in the vehicle and has a fixed ground terminal (not shown) in the inner space. When the moving block 200 is disposed in the inner space of the case 100, One end of the case 100 is opened so as to be exposed to the outside.

The other end of the case 100 has a closed structure to support the moving block 200 and an elastic member 500 such as a coil spring is disposed inside the other end of the case 100, Thereby elastically supporting the moving block 200 disposed in the inner space.

A terminal (not shown) may be disposed at the other end of the case 100 to connect the fixed ground terminal to the external electric device. In this case, the fixed ground terminal and the terminal are integrally formed, A fixed ground terminal and a terminal may be formed in the case 100 in an insert manner.

An engaging protrusion 130 is formed on the outer surface of the other end of the case 100 or on the side of the case 100 so that the engaging protrusion 130 is provided in the vehicle when the case 100 is installed in the vehicle. (Not shown) of the structure to be joined.

For example, when the switch unit of the present invention is used for controlling a window of a vehicle, a power window control module mounted on a door panel of the vehicle and integrated with switches for controlling the raising and lowering of the window and the operation of the window A coupling groove is formed in the printed circuit board of the case 100 and the coupling protrusion 130 formed in the case 100 is inserted into the coupling groove to fix the case 100 to the printed circuit board of the upper window control module.

The moving block 200 is disposed in the inner space of the case 100 and one end of the moving block 200 is pressed so that the moving block 200 moves linearly in the inner space of the case 100. The moving block 200 has a hollow shape, and light emitted from an optical output unit (not shown) such as an LED arranged at a position opposite to one end of the moving block 200 is transmitted to the moving block 200 And may be formed so as to pass from one end to the other end.

At this time, the optical output unit may be mounted on the printed circuit board of the window control module as described above. In this case, the other end of the case 100 may include a through hole (not shown) May be formed.

When the movable block 200 is disposed in the inner space of the case 100, the case 100 and the movable block 200 are supported by the elastic member 500. The elastic member 500 is disposed inside the case 100 so as to be positioned below the moving block 200 so as to provide an elastic force to the moving block 200 so that the moving block 200 protrudes from the upper portion of the case 100 do.

The elastic member 500 may be implemented in the form of a leaf spring mounted in the inner space of the case 100, but is more preferably mounted on the other end of the case 100 in the form of a coil spring as shown in FIG. 2 Do.

At this time, a spring insertion groove (not shown) may be formed on the outer surface of the other end of the movable block 200 so that one end of the elastic member 500 can be inserted and fixed, . The other end of the elastic member 500 is located in a spring fixing groove (not shown) formed on the bottom of the inner space of the case 100 and moves when the moving block 200 moves linearly in the inner space of the case 100 Thereby stably holding the block 200 elastically.

The movable block 200 is provided with a movable contact terminal 210 which is brought into contact with or released from the stationary contact terminal of the case 100 according to the linear movement of the movable block. The movable contact terminal 210 is coupled to the movable block 200 so as to move integrally with the movable block 200. The movable contact terminal 210 is connected to the movable block 200 by a "c" Or may be formed in a flat plate shape bent in a letter shape.

At this time, a coupling protrusion 220 protrudes from the outer surface of the moving block 200 and a coupling protrusion 220 can be inserted into a position corresponding to the coupling protrusion 220 on one side of the movable contact terminal 210 A coupling hole 212 is formed and the movable contact terminal 210 can be detachably coupled to the moving block 200 through the coupling protrusion 220 and the coupling hole 212.

The movable contact terminal 210 moves linearly together with the movable block 200 and is brought into contact with or released from the fixed contact terminal formed in the inner space of the case 100 to generate different electrical signals. An elastic body 230 for pushing the movable contact terminal 210 toward the fixed contact terminal is provided between the movable contact terminal 210 and the movable block 200 so as to be in close contact with the fixed contact terminal during the contact with the fixed contact terminal .

When the movable block 200 is pushed by the user and the other end of the movable block 200 moves linearly toward the other end of the case 100 according to this structure, the movable contact terminal 210 and the fixed contact terminal The state changes to generate a new electrical signal, which is transmitted to an external electrical device through a terminal disposed at the other end of the case 100. [

On the other hand, the vehicle switch unit according to one embodiment of the present invention is configured such that the moving block 200 is operated in a push-button manner. That is, when the movable block 200 is protruded from the case 100, the movable block 200 is pressed once and the other end of the movable block 200 is fixed in a state adjacent to the other end of the case 100 to generate an electric signal The other end of the moving block 200 is moved linearly toward one end of the case 100 by pressing the moving block 200 again when the other end of the moving block 200 is fixed adjacent to the other end of the case 100, Thereby generating an electrical signal.

A cam 300 is formed in the moving block 200 for the push button method and a cam 100 is disposed on the path of the cam 300 to limit the linear movement of the moving block 200, (400) engaging with the lock pin (300).

1, the cam 300 is formed in the form of a heart-shaped block and a guide groove 310 formed along the outer surface of the heart-shaped block, and the lock pin 400 is formed in the guide groove 310 Respectively.

For example, when the movable block 200 is protruded to the outside of the one end of the case 100, the lock pin 400 is engaged with the cam 300 to move in one direction along the guide groove 310 And is positioned in a fixed section formed in the guide groove 310 so that the other end of the moving block 200 is maintained in a state adjacent to the other end of the case 100.

The lock pin 400 is moved along the guide groove 310 of the cam 300 and is positioned in the release section formed in the guide groove 310 to move the movable block 200. [ And the other end of the case 100 is kept adjacent to one end of the case 100. Since the operation of the cam 300 is widely used in a push-button switch structure, a detailed description of the operation principle will be omitted here.

The lock pin 400 positioned on the path of the guide groove 310 formed in the cam 300 is easily mounted to the case 100 and the lock pin 400 itself is stably supported by the case 100, A separate member for supporting the pin 400 is unnecessary.

3, the locking pin 400 has a locking part 430 formed on the lock pin 400 and the locking part 430 has a mounting hole 110 formed in the case 100 So that the lock pin 400 is supported by the case 100.

The lock pin 400 is formed as a circular bar bent in a substantially "C" shape. The lock pin 400 is inserted into the guide groove 310 of the cam 300 formed in the moving block 200, And a locking pin 50 formed on the inner surface of the case 100 to penetrate through a mounting hole 110 formed in the case 100 and configured to face one end 410 of the lock pin, And a straight connecting portion 440 connecting the one end 410 and the other end 420 of the lock pin in a straight line.

6 and 7, the locking pin 400 is formed at the other end 420 of the lock pin with a locking part 430 extending in a direction intersecting the linear connection part 440, (430) is passed through a mounting hole (110) formed in the case (100).

When the locking part 430 formed at the other end of the lock pin 400 is inserted through the mounting hole 110 formed in the case 100, a bottom surface for supporting the locking part is formed in the mounting hole, A barrier rib is formed vertically. The bottom surface supports the latching portion so that the latching portion does not move to the other end of the case. The partitioning wall is formed perpendicularly from the bottom surface so that the latching portion 430 does not move in the direction opposite to the moving block 200.

The locking part 430 of the lock pin 400 inserted through the mounting hole 110 formed in the case 100 is preferably formed to have a rotation preventing surface, A side wall of the locking part 430 is in contact with the bottom wall 112 of the mounting hole 110 and the partition wall 114 so that one end of the lock pin 400 is inserted into the cam 300 As shown in Fig.

The mounting hole 110 formed in the case 100 so that the locking part 430 of the lock pin 400 passes through is preferably formed in the shape of a slot cut from one end of the case 100 toward the other end do. That is, the mounting hole 110 is formed in the shape of a slot cut in the same direction as the straight connecting portion 440 of the lock pin 400 when one end 410 of the lock pin is installed on the path of the cam 300 .

4 and 5, when the lock pin 400 is assembled to the mounting hole 110 of the case 100, the locking part 430 of the lock pin 400 is fitted to the case 100 The engaging portion 430 of the lock pin 400 is inserted into the mounting hole 110 after the lock pin 400 is positioned in the same direction as the incision direction of the hole 110. [

After the locking part 430 of the lock pin 400 is inserted through the mounting hole 110 as described above, one end of the lock pin 400 is inserted in the path of the cam 300 formed in the moving block 200 One end 410 of the lock pin is rotated to be positioned at the front of the path of the cam 300 formed in the moving block 200 so that the lock pin can be positioned.

When the one end 410 of the lock pin is rotated so as to be positioned at the front of the path of the cam 300 as described above, the locking part 430 penetrating through the mounting hole 110 is locked from the inside of the mounting hole 110 The pin 430 is rotated in the same manner as the rotation of the pin 400 so that the engaging portion 430 is positioned on the bottom surface 112 of the mounting hole 110.

The locking part 430 formed at the other end of the lock pin 400 passes through the mounting hole 110 formed in the case 100 so that the side surface of the locking part 430 contacts the bottom surface of the mounting hole 110, The linear connecting portion 440 of the lock pin 400 is supported so as not to be detached on the path of the cam 300 formed in the moving block 200 so that the lock pin 400 is not brought into contact with the lock pin 400, (400) can be independently positioned in the mounting hole (110) of the case (100) without using a separate member.

The switch unit for a vehicle according to the present invention having the above configuration is disposed on the path of the cam 300 formed on the movable block 200 and is separated from the movable block 200 by the lock pin 400 The number of components can be reduced and the assembling process can be shortened. Thus, the production cost of the automotive switch unit can be reduced, and productivity can be improved. Can be improved.

The description above is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention.

Therefore, the embodiments disclosed in this specification are intended to illustrate rather than limit the technical idea of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas which are within the scope of the same should be interpreted as being included in the scope of the present invention.

For example, the mounting hole 110 on which the other end 420 of the lock pin is mounted may be formed integrally with the case 100, but may be mounted on the mounting frame 120, A hole may be formed, and the mounting frame 120 may be assembled to the case 100.

That is, as shown in FIG. 1, FIG. 4, and FIG. 5, the case 100 in which the moving block 200 is disposed in the inner space has a mounting frame 120 in which the mounting hole 110 is formed, And is disposed in the case 100 so as to face the formed cam 300.

At this time, the case 100 is formed with a mounting groove 120 having the same shape as that of the mounting frame 120, so that the mounting frame 120 is inserted into the mounting groove formed in the case 100 and positioned. A mounting hole 110 having the above-described structure is formed in the mounting frame 120 so that the other end 420 of the lock pin passes through the mounting hole 110. One end 410 of the lock pin is inserted into the mounting hole 110, The lock pin 400 is positioned on the path of the cam 300 formed on the cam 200 and one end of the lock pin 400 is engaged with the cam 300. [

When the lock pin 400 is assembled, the locking part 430 formed on the other end 420 of the lock pin is positioned so as to have the same direction as the incision direction of the mounting hole 110 formed in the mounting frame 120, And the engaging portion 430 of the pin 400 is inserted into the mounting hole 110 to be passed therethrough.

The lock pin 400 is rotated so that one end 410 of the lock pin can be positioned on the path of the cam 300 formed in the moving block 200. At this time, The locking part 430 is rotated in the same manner as the rotation of the lock pin 400 so that the locking part 430 is positioned on the bottom surface of the mounting hole 110 so that the lock pin 400 can be rotated, (110) of the base plate (120). In this state, the mounting frame 120 is assembled to the mounting groove 102 formed in the case so that one end of the lock pin 400 is engaged with the cam 300 formed on the moving block 200. [

100: Case 102: Mounting groove
110: mounting hole 112: bottom surface
114: partition wall 120: mounting frame
130: engaging projection 200: moving block
210: movable contact terminal 230: elastic member
300: cam 310: guide groove
400: lock pin 410: once
420: other end 430:
440: straight connection part 500: elastic member

Claims (8)

A case installed in the vehicle and having a fixed contact terminal in an inner space;
A movable block disposed in the inner space of the case so as to be linearly moved in a state of being elastically supported and having a movable contact terminal contacting the fixed contact terminal and having a cam on the outer side;
And a lock pin which is located on a path of the cam and engages with the cam to intermittently move the movement block and the other end is supported so as to be independently positioned in the case, .
The method according to claim 1,
The other end of the lock pin
And a latching portion passing through a mounting hole formed in the case and hooked to an inner surface of the case.
The method according to claim 1 or 2,
The lock pin
And a straight connecting portion connecting the one end of the lock pin and the other end of the lock pin in a straight line.
The method of claim 3,
Wherein the engaging portion has a rotation-preventing end face.
The method of claim 3,
[0027]
And extends in a direction crossing the straight connecting portion at the other end of the lock pin.
The method of claim 2,
Wherein the mounting hole has a shape cut in a direction intersecting with the engaging portion.
The method of claim 2,
Wherein the mounting hole is formed with a partition wall which prevents the engaging portion from separating in a direction opposite to the moving block.
The method according to claim 1 or 2,
Wherein the case is provided with a mounting frame that is detached from the case on a surface facing the moving block, and the mounting hole is formed in the mounting frame.
KR2020130010163U 2013-12-09 2013-12-09 switch unit for vehicle KR20150002316U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2020130010163U KR20150002316U (en) 2013-12-09 2013-12-09 switch unit for vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2020130010163U KR20150002316U (en) 2013-12-09 2013-12-09 switch unit for vehicle

Publications (1)

Publication Number Publication Date
KR20150002316U true KR20150002316U (en) 2015-06-18

Family

ID=53513597

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2020130010163U KR20150002316U (en) 2013-12-09 2013-12-09 switch unit for vehicle

Country Status (1)

Country Link
KR (1) KR20150002316U (en)

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