KR100853753B1 - Lever switching device - Google Patents

Abstract

A lever switching device is provided to maximize reliability through a simple operation structure by using a locking block structure rotatably mounted on a switch fixing knob unit. A lever switching device(10) includes a switch housing(100), a switch knob unit(200), a locking control unit, and a return control unit. The switch housing includes a switch housing body(120) and a switch shaft. The switch shaft passes through the switch housing body to be rotated in an axial direction. The switch knob unit includes a first switch knob unit(210), a second switch knob unit, and a switch fixing knob unit(230). The first switch knob unit is connected to an end of the switch shaft. The second switch knob unit is rotatably positioned to one end of the switch housing body. The switch fixing knob unit is positioned between the first and second switch knob units. The locking control unit restricts relative rotation of the first and second switch knob units.

Description

Lever switch device {LEVER SWITCHING DEVICE}

1 is a schematic perspective view of a lever switch device according to an embodiment of the present invention.

2 is a schematic exploded perspective view of the lever switch device according to an embodiment of the present invention.

3 is a schematic perspective view of a switch first knob cam according to an embodiment of the present invention.

4 is a schematic bottom view of the switch first knob cam of FIG. 3;

5 is a schematic perspective view of a switch fixing knob according to an embodiment of the present invention.

6 and 7 are schematic perspective views of a locking block according to an embodiment of the present invention.

8 is a schematic partial plan view illustrating a lamp off / fog lamp off state according to an embodiment of the present invention.

9 and 10 are schematic partial side cross-sectional views and a partial plan view showing a lamp off / front fog lamp on state according to an embodiment of the present invention.

11 to 13 are schematic partial side cross-sectional views and a partial plan view showing a tail lamp on state / front-rear fog lamp on state and head lamp on state / front-rear fog lamp on state according to an embodiment of the present invention; to be.

14 is a schematic operation state diagram showing an operation state of the lever switch device according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

10 ... Lever switch unit 100 ... Switch housing

110 ... switch shaft 120 ... switch housing body

200 ... switch knob part 210 ... switch first knob part

220 ... switch 1st knob cam 230 ... switch fixing knob part

240 ... switch second knob 300.locking control

400 ... return control 500 ... switch knob theft

TECHNICAL FIELD The present invention relates to a lever switch device, and more particularly, to a lever switch having a combined function that enables operation of a light lamp and a fog lamp.

Vehicles such as automobiles are required to function beyond various functions as a moving means as various convenient means for allowing a user to provide a more stable and comfortable driving state. Accordingly, the vehicle is equipped with various convenience facilities and various switches for operating and controlling the same. In consideration of the driver's operability, various switches tend to be concentrated in the steering unit.

For example, a steering wheel of a recently produced vehicle is provided with a window switch for opening and closing a window, a steering light switch for turning on / off a steering light, an audio switch for driving audio, a wiper switch for driving a wiper, and the like.

On the other hand, in addition to the various switch devices, components such as a steering roll connector (SRC) and a slip ring (SRC) for supplying power to the switches are disposed at the bottom of the steering wheel. In terms of volume, compactness of other components such as switches mounted on the steering wheel is required in order to efficiently use the limited space of the steering section.

In general, the light switch and the wiper switch are formed in a lever type and are arranged on the left to right side of the driver. In the case of the switch type, the light switch and the wiper switch have a predetermined mode desired by the driver by moving the lever up and down with respect to the rotation center. By generating an electrical signal for can drive various components.

Particularly, in the case of the light switch, not only the lighting and the lighting operation of the tail light (headlight) and the headlight of the vehicle can be performed by the selective operation of the light switch, but also the lighting and the lighting operation of the front fog lamp and / or the rear fog lamp can be performed. It is implemented as a composite switch.

However, a lever switch as a composite switch including a light switch and a fog lamp switch according to the prior art has a complicated structure and thus an assembly process is difficult. In addition, the complicated structure with a large number of components involved a problem of increased manufacturing cost.

The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a lever switch having a simple structure capable of increasing assembling and productivity.

The present invention for achieving the above object is a switch housing having a switch housing body and a switch shaft through the switch housing body axially rotatable; A switch first knob portion connected to an end of the switch shaft, a switch second knob portion rotatably disposed at one end of the switch housing body, and a switch fixing knob disposed between the switch first and second knob portions A switch knob portion having a portion; A locking control part capable of restraining relative rotation of the switch first knob part and the switch second knob part; And a return control section for returning the switch second knob portion together with the switch first knob portion when the switch first knob portion is returned to its original position when the switch first knob portion and the switch second knob portion are in a preset rotation state. The locking control part may include: a locking movable part disposed in the switch first knob part toward the switch housing body, and rotatably disposed in the switch fixing knob part about an axis crossing the axial direction of the switch shaft. A lever switch device having a locking block in contact with the lock block; a locking block elastic member disposed between the locking block and the switch fixing knob portion; and a locking block stopper provided in the switch second knob portion to be in contact with a lower end of the locking block. To provide.

In the lever switch device, the switch first knob portion is the first knob off, the first knob sub-on, the first knob main on, and the switch second knob portion is the second knob sub-on, the second knob main. It may be provided with a rotation state of on sequentially, and said switch second knob portion may be rotatable to the second knob main on state when the switch first knob portion is in the first knob sub-on state.

The switch first knob portion may include a first knob off, a first knob sub on, and a first knob main on, and the switch second knob portion may be configured to rotate a second knob sub on and a second knob main on. And the switch first knob portion is in the first knob sub-on state, the switch second knob portion is in the second knob main on state, and the switch first knob portion is returned toward the first knob off state. When rotated, the switch second knob portion may be rotated back to the second knob sub-on state.

The locking block may further include: a locking block pivotal center formed on a side surface of the locking block pivotal part rotatably mounted to the switch fixing knob part; and a locking block movable projection formed toward the switch first knob part to be in contact with the locking block movable part; It may be provided with a locking block locking projection formed toward the switch second knob portion and in contact with the locking block stopper, the locking block for locking one end of the locking block elastic member on one surface facing the switch first knob portion A block elastic member accommodating part may be further provided, wherein the return control part comprises: a return movable part extending from the switch first knob part toward the switch second knob part and penetrating the switch fixing knob part, and the switch second knob part; A return movable formed in contact with the return movable portion Response may include portions.

In the lever switch device, the switch knob portion may further include a switch knob first theft portion for stealing the operation of the switch first knob portion, and the switch knob portion may steal the operation of the switch second knob portion. It may be provided with a switch knob for the second theft.

Hereinafter, a lever switch device according to the present invention will be described with reference to the drawings.

1 shows a schematic perspective view of a lever switch device 10 according to an embodiment of the present invention, and FIG. 2 shows a schematic exploded perspective view of the lever switch device 10. The lever switch device 10 according to an embodiment of the present invention includes a switch housing 100, a switch knob unit 200, a locking control unit 300, and a return control unit 400. The switch housing 100 includes a switch shaft 110 and a switch housing body 120. The switch knob part 200 includes a switch first knob part 210, a switch fixing knob part 230, and a switch agent. And a second knob part 240, and the locking control part 300 is provided in the switch knob part 200 to restrain the relative rotation of the switch first knob part 210 and the switch second knob part 240. When the switch first knob portion 210 and the switch second knob portion 240 are in a preset rotation state, the return control unit 400 returns the switch when the switch first knob portion 210 returns to its original position. The second knob part 240 also returns with the switch first knob part 210.

3 to 7 are schematic perspective and plan views of respective components of the lever switch device 10 according to an embodiment of the present invention.

The switch shaft 110 of the switch housing 100 is disposed through the switch housing body 120 to be described below. A switch first knob portion 210 is mounted at one end of the switch shaft 110, and the switch fixing knob portion 230 and the switch second knob portion 240 are penetrated by the switch shaft 110 to be fixed or rotated. Is disposed on the switch shaft 110. The switch shaft 110 has a switch shaft core 111 and a switch shaft body 113, the switch shaft core 111 is inserted into the inner through-hole formed in the center of the switch shaft body 113 and the switch shaft body At the end of the 113, a lever pivoting operation 115 is formed to transmit the pivoting motion of the lever switch device 10 to other components or to enable the pivoting motion of the lever switch device 10. An end portion of the switch shaft core 111 penetrating through the switch shaft body 113 is provided with a core mounting portion 112. The core mounting portion 112 is connected to a switch first knob portion 210 to be described below. The rotational movement of the part 210 is transmitted to the switch shaft core 111. An end side of the lever pivot drive unit 115 is further provided with a component for changing the operation state in accordance with the operation of the switch first knob unit 210 described below. For example, a slider (not shown) operated by rotation of the switch shaft core 111, a movable contact (not shown) mounted on the slider, and a fixed contact (not shown) for switching the electrical contact state with the movable contact. Electrical switching elements, such as a printed circuit board (not shown) having a) may be further provided, these components are conventional elements in the technical field to which the present invention belongs, so the detailed description thereof is omitted in the present invention. .

The switch housing body 120 is mounted on a steering wheel (not shown) side of the vehicle (not shown), and one end of the switch housing body 120 takes a structure to allow mounting of the switch fixing knob 230.

The switch knob part 200 includes a switch first knob part 210, a switch fixing knob part 230, and a switch second knob part 240. The switch first knob portion 210 is disposed at one end of the switch shaft 110. The switch first knob portion 210 according to an embodiment of the present invention includes a switch first knob cap 210a and a switch first knob. Cam 220 is provided. 3 shows a schematic perspective view of the switch first knob cam 220, and FIG. 4 shows a schematic bottom view of the switch first knob cam 220. The switch first knob cam 220 is the switch first knob cam 220 is disposed inside the switch first knob cap 210a and the switch shaft together with the switch first knob cap 210a by the rotational force provided from the driver. Rotate axially about (110). A cap grip groove may be disposed on an outer circumference of the switch first knob cap 210a to provide an excellent grip feeling to the driver. A cam through hole 221 is provided at the center of the switch first knob cam 220, and a cam shaft mount 222 is provided at an inner circumference of the cam through hole 221. The cam shaft mount 222 is a switch shaft core. By engaging with the core mounting portion 112 formed at one end of the 111, the switch first knob cam 220 is fixedly mounted to the switch shaft 110. A cam mounting protrusion 225 is provided on the outer circumference of the switch first knob cam 220, and the cam mounting protrusion 225 meshes with the cam mounting protrusion corresponding portion 215 formed in the switch first knob cap 210a. By combining, the coupling between the switch first knob cap 210a and the switch first knob cam 220 may be achieved, whereby the turning force transmitted by the driver to the switch first knob cap 210a is controlled by the switch first knob. It may be delivered to the switch shaft 110 through the cap (210a).

The switch fixing knob 230 is fixedly mounted to one end of the switch housing body 120, and a schematic perspective view of the switch fixing knob 230 is illustrated in FIG. 5. A fixed knob through hole 231 penetrates the center of the switch fixing knob 230, and a switch shaft 110 is disposed through the fixed knob through hole 231, and the switch shaft of the switch shaft 110 is provided. The outer circumferential surface of the body 113 is provided with a fixed knob mounting portion 114 so that the fixed knob mounting portion 114 is inserted into the fixed knob through hole 231. The fixed knob mounting portion 114 and the fixed knob through-hole 231 have a shape corresponding to each other, so that the switch fixed knob portion 230 is axially constrained with respect to the switch shaft body 113 of the switch shaft 110. do.

The switch second knob portion 240 includes a switch second knob 240a and a movable contact portion 260. The switch second knob 240a is disposed at one end of the switch housing body 120. The switch second knob 240a is provided with a second knob through hole 242 and the switch shaft 110 penetrates the second knob through hole 242 so that the switch second knob 240a is connected to the switch shaft 110. It is possible to pivot around it. In addition, a second knob grip protrusion is provided on the outer circumference of the switch second knob 240a to increase a driver's grip. The movable contact portion 260 is disposed on one surface of the switch second knob 240a facing the switch housing body 120 and between the movable contact portion 260 and the switch housing body 260 is a second knob printed circuit board ( 250) is placed. A plurality of fixed contacts (not shown) and wires (not shown) are disposed on one surface of the second knob printed circuit board 250 facing the movable contact portion 260 to rotate the switch second knob 240a. Therefore, the electrical connection state can be changed.

The locking control unit 300 restrains state rotation of the switch first knob unit 210 and the switch second knob unit 240. The locking control unit 300 includes a locking block 310, a locking movable unit 320, a locking block stopper 340, and a locking block elastic member 330, and the locking movable unit 320 faces the switch housing body 120. It is disposed in the switch first knob portion 210, the locking block 310 is disposed between the switch second knob portion 240 and the switch fixed knob 230 to be movable in contact with the locking movable portion 320, The locking block elastic member 330 is disposed between the locking block 310 and the switch fixing knob 230 to provide an elastic force to the locking block 310.

As shown in FIGS. 2 and 3, the locking movable part 320 extends from one end of the switch first knob cam 220 of the switch first knob part 210 toward the switch housing body 120. The movable part 320 is disposed toward the switch second knob part 240 through the locking movable part through hole 238 formed in the switch fixing knob part 230. A locking block anti-rotation part 237 may be further provided at an outer circumferential side of the locking movable part through hole 238, and the locking block anti-rotation part 237 is excessively rotated of the locking block 310 to be fixed. Out of range can be prevented. In addition, although not clearly shown here, the locking movable unit 320 has a structure in contact with one surface of the locking block 310, the force according to the rotation of the locking movable unit 320 is smoothly transmitted to the locking block 310. The end of the locking movable part 320 may have a structure that is rounded. 6 and 7, the locking block 310 has a structure including a locking block pivot center portion 310a, a locking block movable protrusion 311, and a locking block locking protrusion 313, and locking the locking block 310. One surface of the block 310 includes locking block movable contact surfaces 312; 312a, 312b, and 312c. The switch fixing knob 230 is provided with a locking block accommodating part 217 (see FIG. 5) for allowing the locking block 310 to operate and accommodating the locking block 310.

The locking block pivot center part 310a is formed at the side of the locking block 310, where the locking block pivot mounting part 239 is formed at the inner side of the locking block accommodating part 217 near the locking block pivot center part 310a. It is also possible to take a structure in which an entry recess is further formed in order to facilitate entry. As the locking block 310 is inserted into the locking block accommodating part 217 in which the locking block pivot mounting part 239 is formed, the locking block 310 can be rotated about the line AA in the longitudinal direction of the lever switch device 10. Do. Here, the locking block pivot center portion 310a is shown as a groove type and the locking block pivot mounting portion 239 is configured as a protrusion type, but in some cases, these configurations may have structures opposite to each other. Various modifications are possible accordingly.

One surface of the locking block 310 facing the switch first knob part 210 is in contact with the locking movable part 320, and one end of the locking block 310 is provided with a locking block movable protrusion 311. The locking block movable protrusion 311 has a structure that protrudes from one surface of the locking block 310 toward the switch first knob portion 210, and is formed as a separate component to be mounted to the locking block. Various modifications are possible as well.

A locking block locking protrusion 313 is provided at a position corresponding to the locking block movable protrusion 311 to the other surface of the locking block 310, and the locking block stopper 340 is a switch second of the switch second knob part 240. It is formed in the knob 240a. The locking block engaging projection 313 is moved by the locking block 310 by the locking block movable part 320 so that the locking block 310 rotates around the locking block accommodating part 217 and the locking block pivot mounting part 239. When a part of the locking block 310 is disposed to be inclined toward the switch second knob portion 240, the locking block locking protrusion 313 is disposed toward the locking block stopper 340 side, thereby locking the locking block locking protrusion 313. And the locking block stopper 340 may be in contact with each other.

The locking block elastic member accommodating part 315 is provided on one surface of the locking block 310, that is, on the opposite side of the locking block movable protrusion 311 toward one surface facing the switch first knob part 210. One end of the locking block elastic member 330 is elastically deformed in the locking block elastic member accommodating part 315, and the other end of the locking block elastic member 330 is fixed knob elastic formed in the switch fixing knob part 230. By being received by the member receiving portion 232, the locking block elastic member 330 is disposed between the locking block 310 and the switch fixing knob 230 to provide a constant elastic restoring force therebetween.

The return control unit 400 switches the switch second when the switch first knob unit 210 returns to its original position when the switch first knob unit 210 and the switch second knob unit 240 are in a preset rotation state. The knob unit 240 is also returned. The return control unit 400 includes a return movable unit 410 and a return movable counterpart 420. The return movable portion 410 is disposed at the end of the switch first knob cam 220 of the switch first knob portion 210 toward the switch housing body 120, and the return movable counterpart 420 is a switch fixing knob portion ( It is formed in the 240, the switch fixing knob 230 is provided with a return movable portion through hole 235 to allow the passage of the return movable portion 410. Therefore, the return movable part 410 is formed to extend from the end of the switch first knob cam 220 and to be in contact with the return movable counterpart 420 through the return movable part through hole 235.

The switch knob theft part 500 includes a switch knob first theft part 510 and a switch knob second theft part 520, and the switch knob first theft part 510 is configured to include the switch first knob part 210. The theft knob rotation is performed, and the switch knob second theft section 520 is theft rotation of the switch second knob portion 240. The switch knob first theft part 510 includes a switch knob first theft ball 511, a switch knob first theft elastic member 513, and a switch knob first theft 515. The one side of the switch fixing knob 230 toward the switch first knob portion 210 is provided with a theft elastic member receiving portion 232, the theft elastic member receiving portion 232 is a theft elastic member receiving opening 234 The switch knob first theft elastic member 513 is accommodated in the theft elastic member receiving opening 234.

The switch knob first theft 515 is formed in the switch first knob cam 220 (see FIG. 4) of the switch first knob portion 210, and the switch knob first theft ball 511 is the switch knob first. The knob knob 515 and the switch knob elastic member receiver 236 accommodated in the switch knob first theft elastic member 513, the switch knob first theft 515 is theft to form a preset rotation state. By taking the mount structure and providing the initial elastic force by the switch knob first sectional elastic member 513, the switch first knob portion 210 can achieve a plurality of selective rotation states with respect to the switch fixing knob portion 230. .

In addition, the switch knob second theft part 520 includes a switch knob second theft ball 521, a switch knob second theft elastic member 523, and a switch knob second theft 525. On one surface of the switch second knob portion 240 toward the switch fixing knob 230, a theft-shaped elastic member receiving portion is formed to accommodate the second switch knob-theft elastic member 523.

The switch knob second stealing peak 525 (see FIG. 5) is formed on one surface of the switch fixing knob 230 facing the switch second knob portion 240. The switch knob second theft ball 521 is in contact with the switch knob second theft 525 and the switch knob second theft elastic member 523 accommodated in the switch theft resilient member receiving portion. ) Takes the theft structure to form a preset rotational state and the initial elastic force is provided by the switch knob second theft elastic member 523, whereby the switch second knob portion 240 to the switch fixing knob portion 230 A plurality of selective rotation states can be achieved.

Hereinafter, the operation of the lever switch device according to an embodiment of the present invention will be described with reference to the drawings.

The switch first knob portion 210 of the lever switch device 10 according to the exemplary embodiment of the present invention may sequentially include rotation states of the first knob off, the first knob sub-on, and the first knob main-on. The lever switch device 10 may be implemented as a lever switch device for switching the operating states of the light lamp and the fog lamp, in which case the first knob off is in the lamp off state and the first knob sub on is in the tail lamp. The tail lamp on state and the first knob main on state may indicate a head light lamp on state. In addition, the switch second knob portion 240 includes a rotation state of the second knob off, the second knob sub-on, and the second knob main on, wherein the second knob off indicates a fog ramp-off state and the second knob sub-state. On may indicate the front fog ramp on state and the second knob main on may indicate the forward and rear fog ramp on states.

Therefore, the rotation of the switch second knob portion 240 from the second knob off state to the second knob sub-on (front fog lamp on) state can be freely made regardless of the rotation state of the switch first knob portion 210. have. Rotation from the second knob sub-on state of the switch second knob portion 240 to the second knob main on state is constrained according to the rotation state of the switch first knob portion 210. That is, the switch second knob portion 240 can rotate only from the second knob off state to the second knob sub on state when the switch first knob portion 210 is in the first knob off state, and the switch first knob portion Rotation from the second knob sub on (front fog lamp on) state to the second knob main on (front and rear fog lamp on) state when 210 is in the first knob sub on (front fog lamp on) state. Can be done.

Moreover, when a switch 1 knob part is returned to a home position from a rotation state, a fixed rotation state relationship is also made between a switch 1 knob part and a switch 2 knob part. That is, the switch first knob portion 210 is in the first knob sub-on state (tail lamp on state) and the switch second knob portion 240 is in the second knob main on state (front and rear fog lamp on state). And when the switch first knob portion 210 is rotated back from the first knob sub-on state (tail lamp on state) to the first knob off state, the switch second knob portion 240 is second knob sub-on (front). Fog lamp on) together with the return rotation. Therefore, in the description of a more specific operation process for the operating state of the present invention, the switch first knob portion and the switch second knob portion are rotated as described above (lamp off; tail lamp on; head lamp on / fog lamp off; front). The case of forming a fog lamp on (front and rear fog lamp on) will be described as an example, the operation rotational state of the first and second knobs can be made by the theft structure of the switch knob theft.

Fig. 8 shows a schematic partial front view of the case of forming a lamp off state / fog lamp off state of the lever switch device, and Figs. 9 and 10 show a schematic partial side sectional view of the lamp off state / front fog on state. And a partial front view, and FIGS. 11 through 13 show schematic partial side cross-sectional and partial front views for a tail lamp on state / front-rear fog lamp on state and head lamp on state / front-rear fog lamp on state. It is.

As shown in FIG. 8, when the switch first knob cam 220 of the switch first knob portion 210 is disposed in the lamp off state and the switch second knob portion 240 is disposed in the fog ramp off state, The reference position of the switch first knob cam 220 of the switch first knob portion 210 is disposed on the line OL _{0 and} the reference position of the switch second knob portion 240 is disposed on the line OF ₀ . In this case, the locking movable part 320 (indicated by dotted lines) is in contact with the locking block movable protrusion 311, and a part of the locking block 310, specifically, the locking block locking protrusion 313 is disposed toward the switch second knob part 240. . In addition, the locking block engaging projection 313 and the locking block stopper 240 are spaced at a predetermined angle, and the return movable portion 410 and the return movable counterpart 420 are also spaced at a predetermined angle.

Then, when the switch second knob portion 240 rotates to the front fog lamp on state by the driver by the angle α _F , the locking block stopper 340 rotates at a constant angle α _F. It is located in contact with the locking block engaging projection 313 or at least in the adjacent area (line OF _T ). Therefore, even if a larger turning force is provided to the switch second knob portion 240 by the driver, the contact between the locking block stopper 340 and the locking block locking projection 313 causes the switch second knob portion 240 to be closed. Rotation is limited.

Then, when the first rotational force is provided to the switch first knob portion 210 so that the switch first knob portion 210 rotates from the lamp off state to the tail lamp on state, it extends to the switch first knob cam 220. The formed locking movable part 320 is released from the contact state with the protrusion surface 312a of the locking block movable protrusion 311, moves along the inclined surface 312b to make contact with the unlock surface 312c, and is indicated by reference numeral 320T. Occupy the position where it becomes. Accordingly, the reference position of the switch first knob cam 320 is rotated by an angle β _T to achieve a position shift from the line OL ₀ to the line OL _T. At this time, the contact state between the locking block movable protrusion 311 and the locking movable part 320 is released, so that the locking block 310 is resilient by the elastic restoring force of the locking block elastic member 330 disposed at the other end of the locking block 310. By rotating about the axis AA (see FIG. 5), the contact between the locking block engaging projection 313 and the locking block stopper 340 is released, and the switch second knob portion 240 rotates by an angle α _R to forward fog. Ramp on and rear log ramp on can be achieved.

Thereafter, the switch first knob portion 210 forms a rotation by the reference angle of the switch first knob cam 320 by an angle β _H , and moves the position from the line OL ₀ to the line OL _H , thereby providing a locking movable portion ( 320 occupies the position indicated by reference numeral 320H so that the switch first knob portion 210 is in the head lamp on state. When the switch first knob portion 210 is in the tail lamp on state and the head lamp on state, the return movable portion 410 also occupies the positions indicated by reference numerals 410T and 410H, respectively.

On the other hand, when the switch first knob portion 210 is returned to its original position (lamp off state), the switch second knob portion 240 also returns to the original position (fog lamp off state) by the operation of the return control unit 400. do. That is, as shown in FIG. 13, when the switch first knob portion 210 forms a tail lamp on state and the switch second knob portion 240 forms a front and rear fog lamp on states, the switch first The return movable portion 410 (see FIG. 3) formed in the knob cam 220 and occupying the position of 410T is a return movable correspondence portion formed in the switch second knob 240a of the switch second knob portion 240 ( 420 is in contact with the state. Therefore, when the switch first knob portion 210 is rotated clockwise around the symbol O in FIG. 13 to return to the lamp-off state, the contact between the return movable portion 410 and the return movable counterpart 420 is in contact. By the rotational force is transmitted by the switch second knob portion 210 also rotates to the front fog lamp on state as shown in FIG.

14 shows the operation of the lever switch device as described above. The switch first knob portion 210 may be switched from the lamp off state to the head lamp on state through the tail lamp on state, and the switch second knob portion 240 may be changed from the fog lamp off state to the front fog lamp on state. The front and rear fog lamps can be switched on. Switching from the fog lamp off state of the switch second knob portion 240 to the front fog lamp on state can be freely made, while the front fog lamp on from the front fog lamp on state of the switch second knob portion 240 is on. The transition to the state is achieved in the locked state when the switch first knob portion 210 is in the lamp-off state, and can only be rotated when the tail lamp-on state and the head lamp-on state are in the forward fog state. It can be switched to the lamp on state, and when the switch first knob portion 210 is switched from the tail lamp on state to the lamp off state, the switch second knob portion 240 also rotates in the switch first knob portion 210. It automatically switches to the front fog lamp off state in conjunction.

The above embodiments are examples for describing the present invention, but the present invention is not limited thereto. That is, the present invention can form various switch operation structures by appropriately converting the lengths of the projection surface, the inclined surface and the unlock surface of the locking block movable part contact surface according to the design specification. Various modifications are possible in a range including a locking control unit including a locking block which is rotatably disposed on the switch fixing knob part and intersects the locking movable part about an intersecting axis.

The lever switch device according to the present invention having the configuration as described above has the following effects.

First, the lever switch device according to the present invention, by providing a locking control unit of a simple structure, it is possible to simplify the assembly process of the lever switch device and reduce the manufacturing cost by reducing the number of parts.

Second, the lever switch device according to the present invention, by taking the locking block structure of the simple structure that is rotatably mounted to the switch fixing knob portion, it is possible to maximize the product reliability by achieving a simple operating structure.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

Claims (8)

A switch housing having a switch housing body and a switch shaft axially rotatable through the switch housing body; A switch first knob portion connected to an end of the switch shaft, a switch second knob portion rotatably disposed at one end of the switch housing body, and a switch fixing knob disposed between the switch first and second knob portions A switch knob portion having a portion; A locking control part capable of restraining relative rotation of the switch first knob part and the switch second knob part; And a return control section for returning the switch second knob portion together when the switch first knob portion returns to the original position when the switch first knob portion and the switch second knob portion are in a preset rotation state. The locking control unit: A locking movable part disposed on the switch first knob part toward the switch housing body, a locking block rotatably disposed on the switch fixing knob part about an axis crossing the axial direction of the switch shaft, and in contact with the locking movable part; And a locking block elastic member disposed between the locking block and the switch fixing knob portion, and a locking block stopper provided in the switch second knob portion to be in contact with a lower end of the locking block. The method of claim 1, The switch first knob portion of the first knob off, the first knob sub-on, the first knob main on, and the switch second knob portion, the second knob sub-on, the second knob main on sequentially rotated Equipped, And the switch second knob portion is rotatable in the second knob main on state when the switch first knob portion is in the first knob sub-on state. The method of claim 1, The switch first knob portion of the first knob off, the first knob sub-on, the first knob main on, and the switch second knob portion, the second knob sub-on, the second knob main on sequentially rotated Equipped, The switch when the switch first knob portion is in the first knob sub-on state and the switch second knob portion is in the second knob main on state and the switch first knob portion is rotated back toward the first knob off state. And the second knob portion is rotated back to the second knob sub-on state. The method of claim 1, The locking block has a locking block pivotal center which is formed on a side surface of the switch fixing knob to be rotatable, the locking block movable protrusion which is formed toward the switch first knob part to be in contact with the locking block movable part, and the switch And a locking block locking projection formed toward the second knob portion to be in contact with the locking block stopper. The method of claim 4, wherein And the locking block further comprises a locking block elastic member accommodating portion for accommodating one end of the locking block elastic member on one surface facing the switch first knob portion. The method of claim 1, The return control unit: A return movable portion extending toward the switch second knob portion and penetrating the switch fixing knob portion; And a return movable counterpart formed in contact with the return movable part of the switch second knob part. The method of claim 1, The switch knob unit further comprises a switch knob first theft section for stealing the operation of the switch first knob section. The method of claim 1, And the switch knob portion comprises a switch knob second theft portion for stealing the operation of the switch second knob portion.

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