KR200429781Y1 - Structure for Switch of Automotive Seat - Google Patents

Abstract

The present invention relates to a seat switch structure. The seat switch structure according to the present invention is a seat switch structure used to move the seat back and forth or adjust the angle of the front and rear, the case having a space therein, the lower end is opened, the upper surface is formed with one or more holes ; A driving piece inserted into the long hole of the case, the upper end of which is connected to a switch knob operated by the user up and down, left and right, and the lower end of which is formed in a plate shape having a predetermined area; A micro switch having a micro contact gap and a snap action mechanism, the upper surface of the micro switch including a contact mechanism for opening and closing operation according to an operation of the driving piece by contacting the driving piece with a top surface thereof; And one or more microswitches connected to an upper portion thereof, and interconnecting the respective contacts according to opening and closing operations of the microswitches, and a terminal piece of a conductive material having a predetermined length and thickness is integrally attached to an upper surface thereof. An end substrate of which one end of the terminal piece is exposed downward to form a connecting portion; seat switch structure comprising a.

According to the present invention, the sheet switch structure is formed by inserting the terminal piece integrally into the injection substrate without using an electric wire, thereby simplifying the configuration and reducing the manufacturing cost and time required for the assembly process. Have In addition, the present invention has the effect of reducing the contact point while the complicated intermediate configuration is omitted, thereby reducing the possibility of contact failure and improving the connection performance. In addition, by installing the drive piece guide on the inner surface of the case to guide and guide the operation radius of the plurality of drive pieces at the same time, the operation of the drive piece is stable, the configuration is simplified to reduce the time required for the assembly process Has the effect.

Car, seat, switch, drive piece, board

Description

Seat switch structure {Structure for Switch of Automotive Seat}

1A is a perspective view showing an outer shape of a sheet switch according to the prior art.

1B is a perspective view illustrating a structure in which a substrate and a connecting portion of a sheet switch according to the related art are connected through electric wires.

Figure 2a is a perspective view showing the external shape of the seat switch structure according to the present invention.

Figure 2b is an exploded view showing the bonding state of the sheet switch structure according to the present invention.

Figure 3a is an exploded view showing the coupling state of the injection substrate, the terminal piece and the micro switch of the sheet switch structure according to the present invention.

Figure 3b is a plan view showing an upper portion of the injection substrate of the sheet switch structure according to the present invention.

Figure 3c is a bottom view showing the lower portion of the injection substrate of the sheet switch structure according to the present invention.

Figure 4a is an exploded view showing the coupling state of the case, the driving piece and the driving piece guide of the seat switch structure according to the present invention.

Figure 4b is a bottom view showing the structure of the case inner surface of the seat switch structure according to the present invention.

<Description of Signs of Major Parts of Drawings>

10: printed circuit board 20: microswitch

30: connecting portion 40: electric wire

100: case 110: driving piece guide

200: drive piece 201: first projection

300: switch knob 400: microswitch

401: second projection 500: injection substrate

510: terminal 520: connecting section

The present invention relates to a seat switch structure, and more particularly, in order to move the seat back and forth or adjust the angle of the front and rear of the vehicle, the terminal piece made of a conductive material interconnecting the respective contacts according to the opening and closing operation of the micro switch It relates to a sheet switch structure is provided with an injection substrate for molding into a mold, and a drive piece guide for guiding and guiding the operation radius of the drive piece for connecting the switch knob and the micro switch.

In general, the seat provided in the driver's seat of the car is moved to the front and rear according to the user's convenience, so that the seat can be seated in a more comfortable posture by adjusting the front and rear angle of the seat.

In general, by driving the motor by controlling the signal from the control unit by receiving the signal of the seat switch, the reciprocating gear mounted on the bottom surface of the seat is moved to correspond to the gear mounted on the drive shaft of the motor to move the seat back and forth or back and forth angles. It is designed to control.

FIG. 1A is a perspective view illustrating an external shape of a seat switch according to the prior art, and FIG. 1B is a perspective view illustrating a structure in which the substrate and the connecting portion of the seat switch according to the prior art are connected through electric wires. Referring to FIGS. 1A and 1B, a conventional sheet switch includes a case 100, a switch knob 300, a wire 40, a connecting portion 30, a printed circuit board 10, and a micro switch 20. It consists of.

On the upper surface of the case 100 having a space therein is a switch knob 300 for the user to operate. The switch knob 300 and the case 100 are connected to the driving piece so that the switch knob 300 is operatively connected to the left and right or up and down direction at a predetermined angle.

A microswitch is placed on the top of a conventional printed circuit board (PCB: 10), which is a wiring board manufactured by attaching other parts with chemicals after printing on copper foil on an insulating material by screen printing technology, plating technology, or etching technology. : 20) is combined.

The conventional micro switch 20 has a microcontact interval and a snap action mechanism, and a detection switch having a small size and an actuator mounted inside the casing, which has an opening / closing action with a predetermined action and a prescribed force, is equipped with an actuator outside thereof. Say. The microswitch 20 is made of copper alloy containing beryllium for the movable spring, and quick contact with a small force by using the dead point of the spring. Make sure contact with the opening and closing of the

Wires 40 to be welded are connected to terminals of the printed circuit board 10 to which the microswitch 20 is fixed, and a connecting part 30 is provided at the other end of the wire 40.

In addition, the connecting unit 30 is connected to the above-described control unit (not shown), and the user applies the signal of the micro switch 20 to the control unit as the user manipulates the switch knob 300 by hand. .

However, the conventional sheet switch having the above-described structure uses a printed circuit board 10, a wire 40, and a connecting portion 30, respectively, and has many components necessary for configuration, a complicated path for power supply, and a power supply. It is characterized by many contact points during the process. In addition, the fabrication process required for each contact was required several times. Therefore, the conventional sheet switch has a problem in that the manufacturing process is complicated, a large number of connecting parts are required, and a poor contact occurs frequently.

The present invention is to solve the above problems, without the use of wires, by forming the terminal piece integrally inserted into the injection substrate, the configuration can be simplified to reduce the manufacturing cost and time required for the assembly process The use of the drive piece guide for guiding and inducing the operation radius of a plurality of drive pieces can simultaneously reduce the contact points while eliminating a complicated intermediate configuration, thereby reducing the possibility of poor contact and improving the connection performance. It is an object of the present invention to provide a sheet switch structure that is stable in operation and that the configuration is simplified to reduce the time required for the assembly process.

In order to solve the technical problem as described above, the present invention, in the seat switch structure used to move the seat back and forth or adjust the angle of the front and rear, having a space therein, the lower end is open, one on the upper surface A case in which the above holes are formed; A driving piece inserted into the long hole of the case, the upper end of which is connected to a switch knob operated by the user up and down, left and right, and the lower end of which is formed in a plate shape having a predetermined area; A micro switch having a micro contact gap and a snap action mechanism, the upper surface of the micro switch including a contact mechanism for opening and closing operation according to an operation of the driving piece by contacting the driving piece with a top surface thereof; And one or more microswitches connected to an upper portion thereof, and interconnecting each contact point according to the opening and closing operation of the microswitch, and a terminal piece of a conductive material having a predetermined length and thickness is integrally attached to the upper surface. And an injection substrate on which one end of the terminal piece is exposed downward to form a connecting portion.

In addition, the injection substrate and the terminal piece is characterized in that formed integrally in a double injection method.

In addition, a plurality of first protrusions are formed on the bottom surface of the driving piece at regular intervals, and a plurality of first protrusions formed on the top surface of the micro switch in contact with the bottom surface of the driving piece to correspond to the first protrusions on the bottom surface of the driving piece. Two second projections; characterized in that made further comprising.

In addition, in the form of a plate attached to the inner upper surface of the case, a plurality of first projections of the drive piece is provided with a plurality of long holes, respectively, the drive piece guide for guiding and guiding the operation radius of the drive piece; It is characterized by including one made.

Hereinafter, the present invention will be described with reference to the accompanying drawings, and in the following description of the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, The description may be omitted.

Figure 2a is a perspective view showing the external shape of the seat switch structure according to the present invention, Figure 2b is an exploded view showing a coupling state of the seat switch structure according to the present invention. Referring to Figure 2a, b, the seat switch structure of the present invention is the case 100, drive piece 200, drive piece guide 110, switch knob 300, microswitch 400 and injection And a substrate 500.

The case 100 has a space therein and is formed to have a lower end open. The switch knob 300 is located above the case 100, and the user manipulates the left, right or up and down by a predetermined angle with his hand.

The driving piece 200 is inserted through the long hole of the case 100, respectively, and the upper end is fixedly coupled to the lower surface of the switch knob 300. The lower end of the driving piece 200 is formed in a plate shape having a predetermined area.

The micro switch 400 has a micro contact interval and a snap action mechanism, and a contact mechanism having an upper end contacting each of the driving pieces 200 to open and close according to the operation of the driving pieces 200 is built in.

One or more microswitches 400 are positioned on the injection substrate 500.

According to the opening and closing operation of the micro switch 400, the terminal piece 510 is formed of a conductive material having a predetermined length and thickness, interconnecting each contact point, and integrally formed on an upper surface of the injection substrate 500. Insert during molding to attach.

The terminal piece 510 attached to the upper surface of the injection substrate 500 is vertically bent through one end portion of the terminal piece 510 through the predetermined position of the injection substrate 500, and the terminal piece 510 is bent and exposed downward. One end of the () forms a connecting portion 520.

In addition, the connecting unit 520 is connected to a control unit (not shown) serving as in the related art without interposing a separate wire provided on the case 100 side, and a user manipulates the switch knob 300 by hand. As a result, the signal of the micro switch 400 is applied to the controller. Therefore, there is no need to weld and connect a separate wire to be connected to the switch case 100 side, so that manufacturing is easy and operation reliability is improved.

Figure 3a is an exploded view showing the coupling state of the injection substrate, the terminal piece and the micro switch of the sheet switch structure according to the present invention, Figure 3b is a plan view showing the upper part of the injection substrate of the sheet switch structure according to the present invention, 3c is a bottom view showing the lower part of the injection substrate of the sheet switch structure according to the present invention. Referring to Figures 3a, b, c, the injection substrate 500 of the present invention is one or more microswitch 400 is located on the top.

It is preferable that a plurality of second protrusions 401 are formed on the upper surface of the micro switch 400 at predetermined intervals.

The terminal piece 510 is formed of a conductive material having a predetermined length and thickness, interconnecting the respective contacts according to the opening and closing operation of the micro switch 400, integrally on the upper surface of the injection substrate 500 Is attached.

The terminal piece 510 attached to the upper surface of the injection substrate 500 is vertically bent through one end portion of the terminal piece 510 through the predetermined position of the injection substrate 500, and the terminal piece 510 is bent and exposed downward. One end of the () forms a connecting portion 520.

In addition, the injection substrate 500 and the terminal piece 510 is preferably manufactured by injection molding integrally in a double injection method.

Figure 4a is an exploded view showing the coupling state of the case, the driving piece and the driving piece guide of the seat switch structure according to the present invention, Figure 4b is a bottom view showing the structure of the case inner surface of the seat switch structure according to the present invention. . Referring to FIGS. 4A and 4B, the case 100 of the present invention has a space therein and a lower end thereof is opened.

In addition, one or more long holes are formed on an upper surface of the case 100, and the driving pieces 200 to be described later are inserted into each long hole.

The driving piece 200 is inserted through the long hole of the case 100, respectively, the upper end of the driving piece 200 is connected to the switch knob 300 to be operated by the user up and down, left and right, the lower end is predetermined It is formed in the form of a plate having an area.

In addition, a plurality of first protrusions 201 are formed at a predetermined interval on a lower surface formed in a plate shape of the driving piece 200, and the micro switch 400 contacts the lower surface of the driving piece 200. The upper surface further includes a plurality of second protrusions 401 which are formed to mesh with the first protrusions 201 of the lower surface of the driving piece 200 to provide a coupling force between the driving piece 200 and the microswitch 400. It is desirable to increase the.

The driving piece guide 110 is formed in a plate shape attached to the inner upper surface of the case 100. In addition, the driving piece guide 110 forms a plurality of long holes into which the plurality of first protrusions 201 of the driving piece 200 are inserted, thereby guiding an operation radius of the driving piece 200. It will act as a guide. By providing the drive piece guide 110, the drive piece 200 and the micro switch 400 engaged therewith to be operated in accordance with the operation of the switch knob 300 is operated stably. The long hole of the driving piece guide 110 is formed to correspond to the moving path to guide the path of the driving piece 200, and is formed of a rigid synthetic resin material, so that the protrusions are damaged or deviate from the path by excessive manipulation force of the user. It has the effect of preventing that.

As described above, the seat switch structure according to the present invention, by using the shape of the terminal piece integrally inserted into the injection substrate without using wires, the configuration is simplified to reduce the manufacturing cost and time required for the assembly process Has the effect.

In addition, the present invention has the effect of reducing the contact point while the complicated intermediate configuration is omitted, thereby reducing the possibility of contact failure and improving the connection performance.

In addition, by installing the drive piece guide to guide and guide the operation radius of the plurality of drive pieces at the same time on the inner surface of the case, the operation of the drive piece is stable, the configuration is simplified to reduce the time required for the assembly process Has the effect.

Claims (4)

In the seat switch structure used to move the seat of the vehicle back and forth or to adjust the angle of the front and rear, A case having a space inside, a lower end being opened, and one or more long holes formed on an upper surface thereof; A driving piece inserted into the long hole of the case, the upper end of which is connected to a switch knob operated by the user up and down, left and right, and the lower end of which is formed in a plate shape having a predetermined area; A micro switch having an upper surface in contact with each of the driving pieces and having a contact mechanism for opening and closing according to an operation of the driving piece; And One or more of the microswitches are connected to an upper portion thereof, and the terminal pieces of a conductive material having a predetermined length and thickness are integrally attached to the upper surface according to the opening and closing operations of the microswitches. A sheet switch structure comprising a; an injection substrate, one end of which is exposed downward to form a connecting portion. The method of claim 1, The sheet switch structure, characterized in that the injection substrate and the terminal piece is formed integrally in a double injection method. The method of claim 1, A plurality of first protrusions are formed on a lower surface of the driving piece at predetermined intervals; And a plurality of second protrusions formed on the upper surface of the micro switch in contact with the lower surface of the driving piece to be engaged with the first protrusion of the lower surface of the driving piece. The method of claim 3, wherein And a driving piece guide having a plurality of long holes in which a plurality of first protrusions of the driving piece are inserted, respectively, in a plate form attached to an inner upper surface of the case, to guide and guide an operation radius of the driving piece. Sheet switch structure, characterized in that made.

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