KR101151161B1 - Switching unit module and switching unit device - Google Patents

Abstract

The present invention, the module housing; A unit switch part including a switch knob part of which one end is movably disposed in the module housing, a switch shaft part of which one end is connected to the switch knob part, and one or more switch parts that are operated by the switch shaft part; And a printed circuit board in electrical communication with the unit switch unit, wherein the unit switch unit includes: a tilting motion inclined with respect to a length direction of the switch shaft unit about an end of the switch shaft unit and a longitudinal direction of the switch shaft unit Provided is a switch unit module including a tilting switch unit for sensing a push movement with respect to the rotary switch unit for sensing an axial rotational movement of the switch shaft unit and a switch unit apparatus having the same.

Description

Switch unit module and switch unit device having the same {SWITCHING UNIT MODULE AND SWITCHING UNIT DEVICE}

The present invention relates to a switch unit module, and more particularly, to a switch unit module having a structure that enables faster and smoother operation when a switch operation such as an internal control device is required to select an operation mode of a vehicle. A switch unit device having the same.

The present invention relates to a switch unit module, and more particularly, to a switch unit module having a structure that enables faster and smoother operation when a switch operation such as an internal control device is required to select an operation mode of a vehicle. A switch unit device having the same.

An object of the present invention is to provide a switch unit module and a switch unit device having the same to achieve a more accurate and stable operation, but to enable a quick operation.

The present invention for achieving the above object, the module housing; A unit switch part including a switch knob part of which one end is movably disposed in the module housing, a switch shaft part of which one end is connected to the switch knob part, and one or more switch parts that are operated by the switch shaft part; And a printed circuit board in electrical communication with the unit switch unit, wherein the unit switch unit includes: a tilting motion inclined with respect to a length direction of the switch shaft unit about an end of the switch shaft unit and a longitudinal direction of the switch shaft unit It provides a switch unit module including a tilting switch unit for detecting a push movement to the rotary switch unit for sensing the axial rotational movement of the switch shaft.

In the switch unit module, the tilting switch portion: a tilting switch movable portion accommodated at an end facing the printed circuit board toward the end of the switch shaft portion, and on the one side of the printed circuit board at a corresponding position of the tilting switch movable portion. It may be provided with a tilting switch sensor unit disposed in the, and the tilting switch rotation support portion disposed on the end of the switch shaft portion and the module housing to enable a tilting movement with respect to an external force applied to the switch knob portion.

In the switch unit module, the tilting switch portion is a magnetic sensor switch type, the tilting switch movable portion is a tilting switch movable magnet having a magnet, and the tilting switch sensor portion is a plurality of holes for sensing the movement of the tilting switch movable magnet. It may be a tilting switch magnetic sensor having a sensor.

In the switch unit module, the tilting switch rotational support portion: a tilting switch rotational body disposed at the end of the switch shaft portion and the tilting curved surface is formed on the outer surface, disposed in the module housing and in contact with the tilting switch rotational body A tilting switch rotating body deck for movably supporting the tilting switch rotating body may be provided.

In the switch unit module, a rotation body stopper is provided at an end of the switch shaft portion, and the module housing is formed in contact with the rotation body stopper at a corresponding position of the rotation body stopper to stabilize the tilting switch rotation body. Rotating body stopper counterparts may be provided to achieve a tilting state and to uniformly limit the rotation of the rotating body stopper.

In the switch unit module, the tilting switch portion further includes a tilting switch guide portion disposed opposite to the tilting switch rotation support portion to an end portion of the switch shaft portion, and the tilting switch guide portion is mounted at an end portion of the switch shaft portion. A tilting switch guide body having a tilting switch guide groove on an outer circumferential surface thereof, and a tilting switch groove corresponding part disposed in the module housing at a corresponding position of the tilting switch guide groove.

In the switch unit module, the rotary switch unit includes an optical sensor type, and the rotary switch unit includes: a rotary switch moving unit including a plurality of rotary switch slits disposed on an end side of the switch shaft, and the rotary switch moving unit It may include a rotary switch sensor unit disposed on one surface of the printed circuit board in a corresponding position and transmitting and receiving light to the rotary switch moving unit.

In the switch unit module, the tilting switch portion is provided at the end of the switch shaft portion and the module housing and has a tilting switch rotational support portion for allowing tilting motion with respect to an external force applied to the switch knob portion. Support portion: a tilting switch rotating body disposed at the end of the switch shaft portion and the tilting curved surface formed on the outer surface, and the tilting to be movable in the module housing and in contact with the tilting switch rotating body to support the tilting switch rotating body A switch pivot body deck may be provided, and the tilt switch pivot body may pass through the rotary switch movable part.

In the switch unit module, a rotating body movable part fastening part is provided on an outer circumference of the tilting switch rotating body, and is engaged with the rotating body moving part fastening part at a position corresponding to the rotating body moving part fastening part to an inner surface of the rotary switch moving part. A movable part pivoting body fastening part is provided, wherein the pivoting body movable part fastening part and the movable part rotating body counterpart allow relative tilting motion, but the axial relative rotational motion of the switch shaft part may be limited.

In the switch unit module, the unit switch portion may further include a switch detent portion for degrading the rotation of the switch knob portion.

In the switch unit module, the switch detent portion includes: a detent receiving portion disposed at an end portion facing the module housing toward the end of the switch knob portion, and a detent elastic portion accommodated elastically deformable at the detent receiving portion. And a detent ball in contact with one end of the detent elastic part and accommodated in part by the elastic deformation of the detent elastic part, the detent ball being in contact with the detent ball and fixed to the module housing. It may be provided with a detent protrusion which can be rotated relative to the switch knob.

In the switch unit module, the switch knob portion is mounted to an end of the switch shaft portion and is pushed along the longitudinal direction of the switch shaft portion when the switch knob portion is pressed and the tilting switch guide body therebetween. And a push-elastic peeling unit disposed to face each other and elastically supporting the tilting switch guide body.

According to another aspect of the invention, the housing, the module housing; A unit switch part including a switch knob part of which one end is movably disposed in the module housing, a switch shaft part of which one end is connected to the switch knob part, and one or more switch parts that are operated by the switch shaft part; And a printed circuit board in electrical communication with the unit switch unit, wherein the unit switch unit includes: a tilting movement capable of being inclined with respect to a length direction of the switch shaft unit about an end of the switch shaft unit and a length of the switch shaft unit A switch unit module including a tilting switch unit for sensing a push movement in a direction, a rotary switch unit for sensing an axial rotational movement of the switch shaft unit, and a printed circuit disposed in the housing and in electrical communication with the switch unit module A control unit in electrical communication with the substrate, the switch unit module and outputting a control signal for the operation mode selected through the switch unit module to the operation unit, and in electrical communication with the control unit and selected by the switch unit moduleIt provides a switch unit comprises a storage unit containing data for the same preset mode.

In the switch unit device, the housing may include a button switch portion including a button switch knob movably disposed and a button switch operated by the button switch knob.

The switch unit device may include an optical display unit disposed on the printed circuit board and including a plurality of LEDs for outputting light preset according to an operation mode of the switch unit module.

The switch unit module and the switch unit device having the same according to the present invention having the configuration as described above have the following effects.

First, the switch unit module and the switch unit device having the same according to the present invention can detect the tilting motion and the push motion at the same time through a single tilting switch sensor unit, thereby reducing the manufacturing cost more accurately and significantly reducing the manufacturing cost. have.

Second, the switch unit module and the switch unit device including the same according to the present invention can achieve a simple and clear rotational sensing structure by implementing a single rotary switch sensor unit of the unit switch unit as an optical sensor type.

Third, the switch unit module and the switch unit device having the same according to the present invention, the tilting switch rotation support and / or rotating body movable part fastening / to prevent the interference between the tilting operation and the rotary operation to achieve a stable tilting operation / Smooth operation can be achieved through the connection structure of the movable body rotating body fastening portion.

Fourthly, the switch unit module and the switch unit device including the same according to the present invention enable a more accurate push operation through a push movable guide body connected to the switch knob part, and allow a user to perform a push operation through the push elastic peeling part. It can also provide a smooth and smooth push action.

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 scope of the present invention. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

1 is a schematic perspective view of a switch unit device having a switch unit module according to an embodiment of the present invention.
FIG. 2 is a schematic plan view of the switch unit device of FIG. 1.
3 is a schematic perspective view of a printed circuit board of the switch unit device.
4 is a schematic cross-sectional view taken along the line I-I of FIG.
5 is a schematic exploded perspective view of a switch unit device having a switch unit module according to an embodiment of the present invention.
6 is a schematic exploded perspective view of a switch unit module according to an embodiment of the present invention.
Figure 7 is a schematic exploded perspective view of another type of switch knob portion of the switch unit module according to an embodiment of the present invention.
8 is a schematic partial perspective view of a switch unit module according to an embodiment of the present invention.
9 is a detailed exploded perspective view of a switch unit module according to an embodiment of the present invention of FIG. 8.
10 is a schematic partial cross-sectional view of a switch unit module according to an embodiment of the present invention of FIG. 8.
11 is a schematic exploded perspective view of the tilting switch guide unit and the switch unit module according to an embodiment of the present invention.
12 is a schematic partial perspective cross-sectional view of a switch unit module according to an embodiment of the present invention.
FIG. 13 is a partially exploded perspective view of FIG. 12.
14 is a schematic partial perspective view of a switch shaft portion and a rotary switch portion according to an embodiment of the present invention.
15 is a schematic cross-sectional view illustrating a push operation state of a switch unit module of a switch unit device according to an embodiment of the present invention.
16 is a schematic cross-sectional view showing a tilting operation state of a switch unit module of a switch unit device according to an embodiment of the present invention.
17 is a schematic block diagram of a switch unit device according to an embodiment of the present invention.

Hereinafter, a switch unit module and a switch unit device having the same will be described with reference to the drawings.

1 shows a schematic perspective view of a switch unit device 1 having a switch unit module 10 according to an embodiment of the invention, and FIG. 2 shows a schematic plan view of the switch unit device 1 of FIG. 1. 3 shows a schematic bottom view of the switch unit device 1 of FIG. 1, FIG. 4 shows a schematic cross-sectional view taken along the line I-I of FIG. 2, and FIG. 5 shows the invention. A schematic exploded perspective view of a switch unit device 1 having a switch unit module 10 according to an embodiment of the present invention is shown, and FIG. 6 schematically shows a switch unit module 10 according to an embodiment of the present invention. A perspective view is shown, FIG. 7 is a schematic exploded perspective view of a switch knob unit 210 of a switch unit module 10 according to an embodiment of the present invention, and FIG. 8 is shown in accordance with an embodiment of the present invention. Outline of Switch Unit Module 10 A partial partial perspective view is shown, FIG. 9 is a schematic partial exploded perspective view of a switch unit module 10 according to an embodiment of the present invention of FIG. 8, and FIG. 10 is an embodiment of the present invention of FIG. 8. A schematic partial cross-sectional view of the switch unit module 10 according to the present invention is shown, and FIG. 11 is a schematic perspective view of another view of the housing body 110 of the switch unit module 10 according to an embodiment of the present invention. 12 is a schematic partial perspective view of the housing base 120 of the switch unit module 10 according to an embodiment of the present invention, FIG. 13 is a partially exploded perspective view of FIG. 12, and FIG. A schematic partial perspective view of the switch shaft portion 220, the tilting switch portion 250, and the rotary switch portion 240 according to an embodiment of the present invention is shown, and FIG. 15 shows a switch unit device according to an embodiment of the present invention. (1) Value units, and the schematic cross-section showing showing a tilting operation state of the module 10, 16 is a schematic block diagram of a switch unit device (1) according to one embodiment of the present invention is shown.

Switch unit module 10 according to an embodiment of the present invention is mounted on the switch unit device 1 of the present invention, the switch unit device 1 according to an embodiment of the present invention is the housing (30, 40, 50) ), A switch unit module 10, a control unit 2, and a storage unit 3, and other components may be arranged together in the housings 30, 40, and 50.

The housings 30, 40, 50 include a device housing body 30, a device housing base 40, and a device housing cover 50, which includes the device housing body 30, the device housing base 40, and the device housing. The cover 50 meshes with each other to form a space and accommodates other components.

The device housing body 30 is provided with a module accommodating portion 31 for accommodating the switch unit module 10 described below. On the outside of the module accommodating portion 31 is provided with a button accommodating portion 33 for accommodating the button switch portions 70, 80, 90 to be described below, a plurality of button switch portions 70, 80, 90 of the present embodiment Since the two switches are provided, the button receiving portion 33 is divided into a plurality of spaces. The device housing base 40 is disposed under the device housing body 30, and the device housing mount 43, such as a bolt, is fastened through the device housing base mount 41 disposed on the device housing base 40. The housing body 30 and the device housing base 40 can be assembled in one piece. The device housing cover 50 is mounted on the outer circumference of the device housing body 31 on the outer surface of the device housing body 30, and the device housing cover 51 includes a device housing cover through hole 51. It is possible to be arranged so that the switch knob portion 210 of the switch unit module 10 is exposed to the outside.

The printed circuit board 20 is disposed in a space between the device housing body 30 and the device housing base 40, and the printed circuit board 20 is in electrical communication with the switch unit module 10 described below. The printed circuit board 20 includes a substrate through hole 21, and a device housing base substrate mounting part 47 is disposed on one surface of the device housing base 40 at a corresponding position of the substrate through hole 21. Therefore, the device housing base substrate mounting portion 47 is inserted into the substrate through-hole 21 so that the printed circuit board 20 can be secured in a space between the device housing body 30 and the device housing base 40. can do. The device housing base connector 45 is disposed on the bottom side of the device housing base 40, and the printed circuit board 20 may be in electrical communication with an external electric device through the device housing base connector 45. In addition, in the present embodiment, the printed circuit board 20 is shown to process all of the electrical signals generated by the switch unit device 1 and the switch unit module 10, but in some cases, the switch unit device 1 Various configurations are possible, such as a circuit board and a circuit board for the switch unit module 10 may be configured to be separated from each other.

The button switch parts 70, 80, and 90 are disposed in the housing, more specifically, on one surface of the device housing body 30 and the printed circuit board 20. The button switch parts 70, 80, and 90 include button switch knobs 70 and 80 and button switches 90 and 85. The button switch knobs 70 and 80 are movably received in the button receiving portion 33 formed in the device housing body 30. In the case of the button switch knob 70 indicated by the reference numeral 70, a button switch knob stopper 71 is provided at a lower end thereof, and a button switch knob stopper counterpart 73 is provided at an inner side of the button receiving part 33 so as to be relative to each other. By adopting a movable engagement structure, the button switch knob 70 may be prevented from being undesirably separated from the device housing body 30. In addition, in the button switch knob 80 indicated by the reference numeral 80, the button switch knob guide 81 is provided, and the button switch knob guide counterpart 82 is provided in the button accommodating part in which the button switch knob 80 is movably received. The button switch knob guide 81 and the button switch knob guide counterpart 82 have a structure in which the button switch knob guide 80 is operatively engaged with each other so that the rectangular button switch knob 80 can be stably pressed. It may be. In addition, a button switch knob moving part (not shown) is provided at the center of the projecting structure in which the button switch knob guide counterpart 82 is disposed and extends at the lower end of the button switch knob 80. ) May be configured to allow the button switch 85 to be movable to be penetrated to be movable.

The button switches 90 and 85 are disposed at corresponding positions of the button switch knobs 70 and 80 on one surface of the printed circuit board 20. In the present embodiment, the button switches 90 and 85 are implemented as tact switches to complete the predetermined button pressing operation after the button switch knobs 70 and 80 are pressed and the external switch is removed. To return to the home position, which can be implemented as an optical switch or a magnetic switch in the range for implementing the button switch function as an example for explaining the present invention is possible.

On the other hand, the switch unit module 10 according to an embodiment of the present invention is accommodated in the module receiving portion 31 of the device housing body 30, one end of the switch unit module 10, that is, the switch knob portion The 210 may be exposed to the outside through the device housing cover through hole 51 of the device housing cover 50, and thus may be easily manipulated by a user. In the present embodiment, the switch unit module 10 has a configuration in which the following components are disposed on one surface of the printed circuit board 20 and the following components are disposed on the printed circuit board 20. It is obvious that a separate circuit board may take the arrangement arranged in the switch unit module.

Switch unit module 10 according to an embodiment of the present invention includes a module housing 100 and the unit switch unit 200, the unit switch unit 200 is disposed in the module housing 100 to be movable and unit The switch unit 200 includes one or more switch units 240 and 250.

The module housing 100 includes a housing body 110 and a housing base 120, wherein the housing body 110 and the housing base 120 are fastened to each other to form an inner space for accommodating other components. The body through hole 111 is formed in the housing body 110, and one end of the switch knob portion 210 to be introduced through the body through hole 111 may be introduced into the module housing 100. A body mounting unit 115 is disposed on an outer circumference of the housing body 110, which may be disposed in line with the base mounting unit 125 of the housing base 120, which may be fastened as a single body through a housing fastening unit (not shown). . The housing base 120 is disposed at the lower end of the housing body 110, and the structure of the base mounting unit 125 formed on the outer circumference of the housing base 120 is disposed in line with the body mounting unit 115. The housing base 120 has a penetrating structure, and the lower surface of the housing base 120 has an open structure (see FIG. 4), whereby the printed circuit board 20 disposed in the housings 30, 40, and 50 is disposed. One side has a structure facing the housing body 110 and the components disposed inside the housing base 120 through the housing base 120, the rotary switch sensor unit on the one side of the printed circuit board ( 2420 may be disposed and the rotary switch sensor unit 2420 may be disposed to face the rotary switch mover 2410. A base through hole 129 (see FIG. 13) for accommodating a tilting switch pivot body 2581 to be described later is disposed at the center of the housing base 120, and a rotary switch movable part to be formed at an outer circumference of the base through hole 129. The rotation is provided with a base guide 127 for guiding.

The printed circuit board 20 is disposed under the switch unit module 10. The printed circuit board 20 is not disposed inside the module housing 100, and the housing base 120 of the module housing 100 has a lower portion. Takes an open structure and electrical communication is made between the components disposed inside the module housing 100 and the printed circuit board 20.

The unit switch unit 200 is movably disposed in the module housing 100, and the unit switch unit 200 includes a switch knob unit 210, a switch shaft unit 220, and one or more switch units 240 and 250. . One end of the switch knob unit 210 is arranged to be movable in the module housing 100, and one end of the switch shaft unit 220 is connected to the switch knob unit 210 and the other end of the switch knob unit 210 is accommodated in the module housing 100. At least one switch unit 240 or 250 is operated by the switch shaft unit.

The switch knob unit 210 (see FIGS. 6 and 7) according to the present exemplary embodiment includes a knob body 2110, a knob body ring 2120, a knob cover 2130, and a knob cover ring 2140. The ring 2120 is disposed on the outer circumference of the knob body 2110 and the knob cover ring 2140 is disposed on the outer circumference of the knob cover 2130.

A knob body ring mounting portion 2115 is disposed on an outer circumference of the knob body 2110, and a knob body ring mounting corresponding portion 2125 is disposed at a corresponding position of the knob body ring mounting portion 2125 inside the knob body ring 2120. It can be engaged with each other to ensure the correct coupling position of both and form a stable mounting structure. A knob body ring grip 2123 is disposed on an outer circumference of the knob body ring 2120, and the knob body ring grip 2123 may form a smooth grip state by a user through a structure protruding from the outer circumferential surface.

The knob cover 2130 is disposed on one surface of the knob body 2110. A knob cover mounting portion 2131 is disposed on a lower surface of the knob cover 2130, and the knob body 2110 is moved to a corresponding position of the knob cover mounting portion 2131. The knob cover mounting counterpart 2111 is disposed on one surface of the), and the knob cover mounting counterpart 2131 and the knob cover mounting counterpart 2111 are engaged with each other to form a position fixing state. In this case, a knob cover ring 2140 is disposed on an outer circumference of the knob cover 2130, and the knob cover 2130 supports the knob cover ring 2140 to prevent unwanted separation from the knob body 2110.

A knob connecting portion 2160 is provided at a lower portion of the knob body 2110, and the knob connecting portion 2160 is positioned and fixed to a lower end of the knob body 2110 to support a stable rotation state of the switch knob portion 210. The theft operation of the switch detent portion 230 described below is formed.

The switch shaft part 220 is connected to the switch knob part 210, and one end of the switch shaft 220 is connected to the switch knob part 210. The switch shaft part 220 according to the exemplary embodiment of the present invention includes a slip shaft 2210 and a body shaft 2220, and the body shaft 2220 is movably disposed in the center of the slip shaft 2210. A slip shaft through hole 2211 is formed at the center of the slip shaft 2210 in the axial direction, that is, in the longitudinal direction of the slip shaft 2210, and the body shaft 2220 is axially in the slip shaft through hole 2211. It is arranged to be rotatable. The slip shaft 2210 is disposed to be fixed relative to the module housing 100 to enable axial rotation of the body shaft 2220, that is, a rotary motion and a push operation of the switch knob unit 210.

The body shaft 2220 is connected to the switch knob part 210 by having one end disposed outside through the end of the slip shaft 2210. A knob body shaft mounting portion 2114 is disposed at the knob body 2110 of the switch knob portion 210, and a shaft body knob connection portion 2221 formed at an end of the body shaft 2110 is inserted into the knob body shaft mounting portion 2114. And a shaft body knob connecting through hole 2222 is disposed at an end of the shaft body knob connecting part 2221, and a fastening member such as a bolt passes through the knob body shaft mounting part 2114 to shaft shaft knob connection through hole 2222. Engagement with the knob body 2110, ultimately enabling integrated operation between the switch knob portion 210 and the body shaft 2220, thereby enabling rotary and push operations of the switch knob portion 210 by the user. Can be.

The unit switch unit 200 may further include a switch detent unit 230. The unit switch unit 200 may form a theft operation during the rotary movement of the switch knob unit 210 through the switch detent unit 230. The user can feel theft. The switch detent unit 230 includes a detent receiving unit 231, a detent elastic unit 233, a detent ball 235, and a detent protrusion 237, and the detent receiving unit 231 is a switch. An end portion of the knob portion 210, more specifically, is formed in the knob body 2110. One end of the detent receiver 231 is opened toward the module housing 100, and the other end of the detent receiver 240 is closed by the detent holder 2150. That is, the detent holder 2150 is fixedly mounted on one surface of the knob body 2110, and the detent holder 2150 includes a detent holder protrusion 2151 and a detent holder mounting portion 2153. The detent holder 2150 is mounted on one surface of the knob body 2110 through the detent holder mounting portion 2153, and the detent holder protrusion 2151 is a detent receiving portion 231 formed in the knob body 2110. It is disposed at the other end of the other end of the detent receiving portion 231 to close. The detent elastic part 233 is disposed in the detent receiving part 231 so as to be elastically deformable, and one end of the detent elastic part 233 is closed by the knob cover ring 2140. Is supported by the other side. The detent ball 235 is arranged to form a normal contact state with the detent ball 233. When the detent elastic part 233 is pressurized and compressed, the detent ball 233 is formed of the detent receiving part 231. It may be arranged to be accommodated therein. The detent protrusion 237 is disposed in contact with the detent ball 235 and fixed to the module housing 100, and the detent protrusion 237 is formed at the knob connection portion 2160 as described above. A detent protrusion 237 is formed on one surface of the knob connection portion 2160 facing the detent ball 235, and the knob connection portion 2160 is rotated to the module housing 100 through the slip shaft 2210. By taking a structure that is fixed and mounted so as to be limited, the state of contact between the detent ball 235 and the detent protrusion 237 which rotates together during the rotary rotation of the knob body 2110 may achieve a detent operation. When the user provides the rotational force to the knob body 2110, a detent feeling may be provided.

The switch unit module 10 according to the present invention includes a printed circuit board 20 therein. In this embodiment, the printed circuit board 20 is common to both the switch unit module 10 and the switch unit device 1. It takes a structure that is arranged, various modifications are possible depending on the design specifications, such as to take the configuration arranged in each of a separate circuit board.

The unit switch unit 200 according to the present invention includes one or more switch units 240 and 250, and the switch units 240 and 250 include a tilting switch unit 250. The tilting switch unit 250 according to the present embodiment senses and elastically supports a tilting motion that can be inclined with respect to the longitudinal direction of the switch shaft unit 220 about one end of the switch shaft unit 220.

The tilting switch unit 250 includes a tilting switch moving unit 2510, a tilting switch sensor unit 2520, and a tilting switch rotation support unit 2530, and the tilting switch moving unit 2510 is a tilting switch movable unit 2510 is a switch shaft unit. The switch shaft unit 220 is mounted to the 220 and the module housing 100, and is capable of tilting together with the switch shaft unit 220, and the tilting switch sensor unit 2520 is operated by the tilting switch moving unit 2510. Outputs an electrical signal, the tilting switch rotation support portion 2530 is disposed on the end of the switch shaft portion 220 and the module housing 100, the switch shaft portion to be tilted against the external force applied to the switch knob portion 210 Support 220.

The tilting switch moving part 2510 is implemented as a magnet, and the tilting switch moving part 2510 is seated on a body shaft movable part accommodating part 2221 formed at an end of the body shaft 2220 of the switch shaft part 220 and printed circuit board. It is arranged to face 20. The tilting switch moving unit 2510 implemented as a magnet is disposed to form the N pole and the S pole along the axial direction of the body shaft 2200.

The tilting switch sensor unit 2520 is operated by the tilting switch moving unit 2510. The tilting switch sensor unit 2520 according to the present embodiment is implemented as a magnetic sensor type. That is, the tilting switch sensor 2520 is implemented as a magnetic sensor that detects a change in the magnetic field, and the tilting switch sensor 2520 is disposed within the movable range of the tilting switch moving unit 2510. That is, when the switch knob unit 210 is operated by the user, the tilting switch moving unit 2510 is tilting switch sensor unit 2520 by the pressing force transmitted through the switch knob unit 210 and the switch body unit 220. The tilting switch sensor 2520 is activated by the entered tilting switch moving unit 2510 to cause a change in the output signal, which can be transmitted to the external electric device via the printed circuit board 20. have.

The tilting switch pivot support 2540 is disposed at the end of the switch shaft portion 220 and the module housing 100 to allow tilting motion with respect to an external force applied to the switch knob portion 210. The tilting switch pivot support 2540 includes a tilting switch pivot body 2541 and a tilting switch pivot body deck 2547, which is disposed at an end of the switch shaft portion 220 and has a tilting surface ( 2542 is formed and the tilting switch pivot body deck 2547 is disposed in the module housing 100 and in contact with the tilting switch pivot body 2581 to movably support the tilting switch pivot body 2581. That is, the tilting switch pivot body 2581 has a structure in which the tilting switch pivot body deck 2547 is rotatably contacted with the tilting switch pivot body deck 2547 formed in the housing base 120, thereby providing a slip shaft 2210 and ultimately a switch knob part. The 210 may form a structure capable of tilting with respect to the module housing 100. The outer circumferential surface of the tilting switch rotating body 2581 is formed with a tilting curved surface 2252, and the tilting switch rotating body deck 2547 is also provided with a shape corresponding to the tilting curved surface, such that the tilting switch rotating body 2581 and the tilting switch rotating body deck ( 2547) relative tilting movements may be made between the livers. In addition, the tilting switch pivot support part 250 includes a pivoting body stopper 2543 and a pivoting body stopper counterpart 2549. The pivoting body stopper 2543 protrudes outward to the outside of the tilting switch pivoting body 2551. Is formed. More specifically, the rotation body stopper 2543 extends outward from the outside of the tilting switch rotating body 2581 to the outside between the slip shaft 2210 and the tilting switch rotating body 2581. In this embodiment, the rotational body stopper 2543 is formed at the position of the tilting switch movable rib 2511, and the rotational body stopper 2543 extends from the lower end of the slip shaft 2210 and the outside of the tilting switch rotational body 2581. And a tilting switch movable rib 2511 extends radially outward at an end of the pivoting body stopper 2543. However, this is only an example, and various modifications are possible in the range in which the tilting switch movable rib 2511 and the rotating body stopper 2543 perform their respective functions.

The rotating body stopper counterpart 2549 is disposed on the tilting switch rotating body deck 2547 in a gap with the rotating body stopper 2543, and forms a structure in which the rotating body stopper 2543 can be contacted to constantly limit the rotation of the rotating body stopper 2543. In this embodiment, four rotation body stoppers 2543 and the rotation body stopper counterparts 2549 of the tilting switch rotation support part 250 may be implemented to achieve a substantially uniform tilt limiting structure in all directions.

On the other hand, the tilting switch unit 250 according to an embodiment of the present invention may further include a component for achieving a stable tilting motion. That is, as shown in FIGS. 9 and 11, the tilting switch guide part 2530 is disposed on the opposite side of the tilting switch rotation support part 2540 to the end of the switch shaft part 220, and the tilting switch guide part 2530. Includes a tilting switch guide body 2253 and a tilting switch guide groove counterpart 2547. The tilting switch guide body 2253 includes a tilting switch guide body through hole 2532, and the switch shaft portion 220 is penetrated through the tilting switch guide body through hole 2532. A tilting switch guide body extension part 2535 is provided at a lower end of the tilting switch guide body 2253, and the tilting switch guide body extension part 2535 is a push elastic peeling rubber protrusion 2713 of the push elastic peeling part 270 which is described below. Pressurize). The tilting switch guide body 2253 is mounted at the end of the switch shaft portion 220 and has a tilting switch guide groove 2533 on an outer circumferential surface thereof, and a plurality of tilting switch guide grooves 2533 are provided to provide stable tilting in multiple directions. You can get exercise. In addition, the tilting switch guide groove counterpart 2537 is disposed at a corresponding position of the tilting switch guide groove 2533 toward the inner bottom surface of the housing body 110 of the module housing 100. Therefore, when a lateral external force is applied to the switch knob portion 210 by the user, a tilting movement is achieved around the tilting switch rotation support portion 2540 of the switch shaft portion 220 connected to the switch knob portion 210. At this time, the switch knob unit 210 can achieve a stable operation by the movable engagement between the tilting switch guide groove (2533) and the tilting switch guide groove counterpart 2537, whereby the tilting switch movable portion and the tilting switch sensor unit Stable tilting motion state changes in the liver can be detected (see FIGS. 15 and 16).

4 and 16 are cross-sectional views before and after a schematic tilting state of the switch unit module 10 according to an embodiment of the present invention. When no external force is applied by the user, the tilting switch moving unit 2510 may be used. Balances the force and supports the switch shaft portion 220 and the switch knob portion 210 in a normal state. At this time, the tilting switch moving unit 2510 is formed to form a constant gap in the movable range of the tilting switch sensor unit 2520 to maintain a constant output value of the Hall sensor of the tilting switch sensor unit 2520 implemented as a magnetic sensor. do. Then, when a predetermined lateral external force P is applied to the switch knob portion 210 by the user, the switch shaft portion 220 is pivotally supported through the tilting switch rotation support portion 2540 to achieve a tilting motion. In this case, the tilting switch guide unit 2530 forms a stable tilting motion state. At the same time, the tilting switch movable part 2510 forms a non-uniform gap with respect to the tilting switch sensor part 2520 with respect to the tilting switch sensor part 2520 having a plurality of Hall sensors, with respect to a region in a specific direction. This causes the output values of the plurality of Hall sensors of the tilting switch sensor 2520 to be changed differently. As a result, the sensing state of the tilting switch sensor unit 2520 is changed, and the changed electrical signal is output according to the changed sensing state, and the output electrical signal may be transmitted to the external electric device through the printed circuit board 20. Then, when the external force is removed by the user is returned to the original position by the restoring force of the elastic portion, such as the push elastic peeling portion 270.

On the other hand, the switch unit 240, 250 according to the present embodiment includes a rotary switch unit 240, the rotary switch unit 240 detects the rotary operation of the switch knob unit 210 and this control unit (not shown), etc. Can be delivered to the same electrical device.

The rotary switch unit 240 detects a rotary operation of the switch knob unit 210, that is, an axial rotational movement of the switch shaft unit 220, and the rotary switch unit 240 is implemented as an optical sensor type. The rotary switch unit 240 includes a rotary switch movable unit 2410 and a rotary switch sensor unit 2420, and the rotary switch movable unit 2410 is disposed at an end side of the switch shaft unit 220. The rotary switch movable unit 2410 has a cylindrical structure with a lower surface open, and a plurality of rotary switch slits 2411 are disposed on the side surface. A through hole is formed in the center of the rotary switch movable part 2410, and through this, the switch shaft part 220 may be disposed through. In addition, the rotary switch movable unit 2410 is connected to the tilting switch rotating body 2541 which is rotatably supported by the tilting switch rotating body deck 2547. That is, the moving part rotating body fastening part 2413 is disposed inside the center through hole of the rotary switch moving part 2410, and the rotating body moving part fastening part 2548 is disposed at the outer circumference of the tilting switch rotating body 2581. The fastening part 2413 and the rotating body movable part fastening part 2548 are engaged with each other to prevent the relative rotation between the tilting switch rotating body 2551 and the rotary switch moving part 2410 from occurring and to rotate together integrally. At this time, the movable part rotating body fastening part 2413 is formed of a simple protrusion type, but the rotating body movable part fastening part 2548 forms a recessed structure of a predetermined length and engages with the movable part rotating body fastening part 2413 to switch shaft part ( When the body shaft 2220 of the 220 rotates, the axial relative rotation between the movable part rotating body fastening part 2413 and the rotating body moving part fastening part 2548 is limited, but the body shaft 2220 of the switch shaft part 220 is limited. When a tilting motion is achieved, a relative tilting motion between the movable part rotating body fastening part 2413 and the rotating body moving part fastening part 2548 is allowed. In the present embodiment, the plurality of rotary switch slits 2411 may have a recess structure, but in some cases, a plurality of rotary switch slits 2411 may be formed. Various configurations are possible, such as to take.

The rotary switch sensor unit 2420 is implemented as an optical sensor including a transmitter for transmitting light and a receiver for receiving a light. The rotary switch sensor unit 2420 is disposed at a corresponding position of the rotary switch mover 2410. The rotary switch sensor unit 2420 is disposed on one surface of the printed circuit board 20 and transmits and receives light to the rotary switch movable unit 2410. The rotary switch sensor unit 2420 includes a transmitter and a receiver. It is arrange | positioned in the shape of a child, and the rotary switch slit 2411 of the rotary switch movable part 2410 moves between them. Through this, the rotary switch sensor unit 2420 may detect a rotation state of the switch knob unit 210 and the switch shaft unit 220.

In the present embodiment, the electrical signal obtained through the rotary switch sensor unit of the rotary switch unit is configured to have a resolution of dividing in 256 steps for one rotation of 360 degrees, the resolution of the rotary switch sensor unit is further divided according to the design specification Various modifications are possible, including the configuration.

In addition, the rotary switch sensor unit 2420 may sense not only the axial rotation state of the rotary switch switch shaft unit but also the longitudinal operating state of the shaft of the switch shaft unit 220. That is, the rotary switch sensor unit 2420 detects a change in an adjacent magnetic field when the rotary switch movable magnet 2411 is pressed and moved in the longitudinal direction of the axis of the switch shaft unit 220 and outputs the changed electrical signal accordingly. The changed electrical signal is determined based on whether the switch knob unit 210 is pressed or the degree of pressurization based on preset data stored in advance in the storage unit 3 (see FIG. 17). A predetermined control signal can be transmitted to each of the operation units 6 to the display 5 to achieve a predetermined image display to an operation mode implementation. At this time, when the switch knob 210 is vertically pressed, the rotary switch sensor unit 2420 disposed coaxially with the tilting switch sensor unit 2520, more specifically, the switch shaft unit 220 disposed in a neutral state, is a rotary. The intensity of the output signal is increased due to the proximity of the switch mover 2410. Through this, the switch knob 210 may be determined to form a vertical pressing state to achieve a push operation. On the other hand, even when the output signal of the tilting switch sensor unit 2520 is changed, if the output value of the specific hall sensor of the tilting switch sensor unit 2520 is increased by the bias to a specific region of the magnetic field, the tilted state is Can be determined by the controller 2 (see FIG. 17).

In addition, when the rotary switch sensor unit 2420 can detect the axial longitudinal moving state of the switch shaft unit 220, the switch knob unit 210 may be operated for smoother operation of the switch shaft unit when the switch knob unit 210 is vertically pressed. ) And a connection component between the switch shaft 220 may be further provided. The unit switch unit 200 according to the present invention may further include a component for smoothly performing a push operation and providing a smooth push operation feeling. The unit switch unit 200 includes a push guide body 2430 and a push elastic peeling unit 270. The push guide body 2430 includes a push guide body through hole 2431 in a longitudinal direction at the center thereof. The slip shaft 2210 of the switch shaft portion 220 is disposed through the guide body through hole 2431. A push guide through hole guide 2433 is provided on an inner surface of the push guide through hole 2431 of the push guide body 2430, and a slip shaft guide 2213 is disposed on an outer circumferential surface of the slip shaft 2210. The spherical guide 2433 and the slip shaft guide 2213 have a structure in which the spherical guide 2433 is movably engaged with each other to allow relative sliding movement between the two. The push guide body extension part 2435 may be disposed on an outer circumferential surface of the push guide body 2430, and the push guide body extension part 2435 is formed in the tilting switch guide body through hole 2532 of the tilting switch guide body 2253. The inner side of the push guide body 2430 that is slidably engaged with the push guide body extension counterpart formed therein enables smooth vertical movement of the push guide body 2430.

The slip shaft extension guide 2215 disposed on the outer circumference of the slip shaft 2210 abuts against the inner surface of the push guide body 2430 to stably perform relative sliding movement between the push guide body and the slip shaft, but achieve axial relative rotation. You can prevent it.

In addition, a push guide body contact portion 2437 is disposed at a lower end of the push guide body 2431, and the push elastic peeling part 270 includes a push elastic peeling rubber part 2710 and a push elastic peeling plate 2720. The push elastic peeling rubber portion 2710 is disposed between the push guide body contact portion 267 and the push elastic peeling plate 2720. In the push elastic peeling rubber part 2710, a push elastic peeling rubber part through hole 2711 is disposed at a center thereof, and a switch shaft part 220 is disposed in the push elastic peeling rubber part 2711. The push elastic peeling rubber part 2710 includes a push elastic peeling rubber protrusion 2713, which has a structure in which the push elastic peeling rubber protrusion 2713 is in contact with an end portion of the push guide body contacting part 267. When the rubber protrusion 2713 is pressurized When the user applies vertical pressing force to the switch knob part 210 or removes the vertical pressing force by the elastic restoring force of the push elastic peeling rubber protrusion 2713, a smooth operation feeling through smooth operation is obtained. May be provided.

A push elastic peeling plate through hole 2721 is disposed at the center of the push elastic peeling plate 2720, and a switch shaft 220 is penetrated through the push elastic peeling plate through hole 2721. One side of the push elastic peeling plate through hole 2721 is provided with a push elastic peeling plate through extension portion 2725, and a plate stopper 2217 is disposed at the outer circumference of the slip shaft 2210, and the push elastic peeling plate through extension portion As the plate stopper 2217 is engaged with the 2725, the push elastic peeling plate 2720 is positioned in a fixed position relative to the slip shaft 2210. The push elastic peeling plate 2720 enables stable elastic deformation of the push elastic peeling rubber part 271 by holding and supporting the push elastic peeling rubber part 2710.

Although the above embodiment has been described with respect to the configuration in which the control unit is disposed outside, the switch unit module according to the present invention may have a configuration including a control unit or the like inside. As shown in FIG. 17, the switch unit device 1 according to an embodiment of the present invention includes a switch unit module 10, a control unit 2, and a storage unit 3, and in some cases, an operation unit 4. It may be further provided with. As shown in FIG. 4 and FIG. 5, the printed circuit board 20 is commonly applied to the switch unit module 10 and the switch unit device 1, and the control unit 10 is disposed on the printed circuit board 20. And in electrical communication with the switch unit module 10 to output a control signal for the operation mode selected through the switch unit module 10 to the operation unit 6, and the storage unit 3 is in electrical communication with the control unit 1. Communication and includes preset data for the operating mode selected by the switch unit module 10. Here, the operation mode is, for example, when the switch unit device 1 is adopted in the vehicle, the air conditioning apparatus, navigation and / Or an operation mode for controlling the operation of the operating unit 6, such as a vehicle seat actuator (not shown), the preset data is predetermined for the electrical signal that is operated and output by the switch unit module 10 It means data such as each of the selected operation amount and the selected operation mode previously stored in the storage unit 3 with respect to the operation mode. For example, as the preset data, when the switch knob unit 210 is rotary rotated by the switch unit module 10 to select the air conditioning temperature of the air conditioning unit (not shown) as the operating unit, May include a preset temperature value for a predetermined amount of rotation of the switch knob unit 210 to determine which temperature is selected, or image data such as a user graphic interface for displaying the air conditioning mode to the user. have.

As such, the control unit 2 also communicates with the switch unit module 10 including the tilting switch unit 250 and the rotary switch unit 240 and / or the button switch units 70, 80, and 90. The control unit 2 generates a control signal for the operation mode selected by the user through a calculation process in the operation unit 4 by utilizing data stored in the storage unit 3 based on the input signal. 6) can deliver. In addition, the switch unit device 1 may be in electrical communication with the display 5 to output a predetermined image signal to provide an image display for the operation mode selected by the user. Although not shown here, the switch unit device 1 may further include a separate audio output unit to provide sound information to the user through the audio output signal.

On the other hand, the switch unit device 1 according to the present invention may further comprise optical displays 60, 63, 91 for outputting a predetermined preset light signal for the operation mode selected by the user. That is, the light display unit 60, 63, 91 includes the light display transmission unit 60 and the LEDs 63, 91, which switch knobs on one surface of the printed circuit board 20. 210 is disposed on one surface facing the device housing cover 30 side. One or more LEDs 63 indicated by reference numeral 63 among the LEDs 63 and 90 are disposed on the outer periphery of the arrangement area of the switch unit module 10, and the LEDs 91 indicated by reference numerals 91 are button switch knobs. It is disposed on one surface of the printed circuit board 20 to the corresponding position of (70, 80). The LEDs 63 and 91 may output a predetermined light according to a control signal from the control unit 2 so that the user can more accurately recognize the position of the button switch knob or the switch unit module at night. Accordingly, the storage unit 3 includes output data of light for the selection process of the operation mode or the operation mode in the preset data, and the control unit 2 may output the LEDs through the LEDs 63 and 91 by utilizing the preset data.

The light output from the LEDs 63 and 91 may be directly output to the outside, but in the present invention, the light may be output to the outside through the respective button switch knobs 70 and 80. In addition, an additional optical display transmission unit 60 may be further provided. The optical display transmission unit 60 may be implemented as a light guide such as a prism. The light display transmission unit 60 includes a light display transmission hole 61 to allow the switch unit module 10 to be disposed therethrough, and the light output from the LED 63 is transmitted to the light display transmission unit 60. It may be output via the end disposed on the outer circumference of the switch unit module 10 through the). In the above embodiment, the light display unit is shown to show the LED, but may further include other components for outputting light other than the LED, and further includes LEDs of various colors of light to operate and / or select. Various modifications are possible, such as being able to output various colors of light in the process.

The above embodiments are examples for describing the present invention, and the present invention is not limited thereto, and various modifications may be made according to design specifications, and various technical fields requiring switch operation such as a control device and / or a game console console of an automobile. May be applied to

1 ... switch unit unit 10 ... switch unit module
100 ... module housing 110 ... housing body
200 ... Unit switch section 210 ... Switch knob section
220 ... switch shaft part 230 ... switch detent part
240 ... Rotary switch section 250 ... Tilting switch section

Claims (15)

Module housings;
A unit switch part including a switch knob part of which one end is movably disposed in the module housing, a switch shaft part of which one end is connected to the switch knob part, and one or more switch parts that are operated by the switch shaft part; And
And a printed circuit board in electrical communication with the unit switch unit.
The unit switch unit:
A tilting switch unit configured to sense a tilting motion that can be inclined with respect to a longitudinal direction of the switch shaft part and a push motion of the switch shaft part in a longitudinal direction with respect to one end of the switch shaft part;
A rotary switch unit for sensing the axial rotational movement of the switch shaft portion,
The rotary switch unit has an optical sensor type, the rotary switch unit:
A rotary switch movable part including a plurality of rotary switch slits disposed on an end side of the switch shaft;
And a rotary switch sensor unit disposed on one surface of the printed circuit board at a position corresponding to the rotary switch moving unit and transmitting and receiving light to the rotary switch moving unit. The method of claim 1,
The tilting switch unit:
A tilting switch movable part accommodated and disposed at an end portion of the switch shaft portion toward the printed circuit board;
A tilting switch sensor unit disposed on one surface of the printed circuit board at a corresponding position of the tilting switch moving unit;
And a tilting switch pivot support portion disposed at an end of the switch shaft portion and the module housing to enable a tilting motion with respect to an external force applied to the switch knob portion. The method of claim 2,
The tilting switch unit is a magnetic sensor switch type,
The tilting switch movable part is a tilting switch movable magnet having a magnet,
The tilting switch sensor unit is a switch unit module, characterized in that the tilting switch magnetic sensor having a plurality of Hall sensors for detecting the operation of the tilting switch movable magnet. The method of claim 3, wherein
The tilting switch rotation support portion:
A tilting switch rotating body disposed at an end of the switch shaft portion and having a tilting curved surface formed on an outer surface thereof;
And a tilting switch rotating body deck disposed in the module housing and operatively supporting the tilting switch rotating body in contact with the tilting switch rotating body. The method of claim 4, wherein
Rotating body stopper is provided at the end of the switch shaft portion,
Corresponding rotational body stopper which forms a contact state with the rotational body stopper in the module housing to the corresponding position of the rotational body stopper to achieve a stable tilting state of the tilting switch rotational body and constantly restricts rotation of the rotational body stopper. Switch unit module, characterized in that the additional provided. The method of claim 3, wherein
The tilting switch unit further includes a tilting switch guide unit disposed opposite to the tilting switch rotation support unit to an end of the switch shaft unit,
The tilting switch guide unit:
A tilting switch guide body mounted to an end of the switch shaft portion and having a tilting switch guide groove on an outer circumferential surface thereof;
And a tilting switch groove corresponding portion disposed in the module housing at a corresponding position of the tilting switch guide groove. delete The method of claim 1,
The tilting switch part includes a tilting switch pivot support part disposed at an end of the switch shaft part and the module housing to enable a tilting motion with respect to an external force applied to the switch knob part;
The tilting switch rotation support portion:
A tilting switch rotating body disposed at an end of the switch shaft portion and having a tilting curved surface formed on an outer surface thereof;
A tilting switch pivot body deck disposed in the module housing and in contact with the tilting switch pivot body to movably support the tilting switch pivot body,
And the tilting switch rotating body passes through the rotary switch moving part. The method of claim 8,
The outer periphery of the tilting switch rotating body is provided with a rotating body movable part fastening portion,
Wherein the rotary body movable part fastening portion corresponding to the inner surface of the rotary switch movable portion is provided with a movable part rotating body fastening portion engaging with the rotating body movable part fastening portion,
The rotating body movable part fastening portion and the movable part rotating body counterpart allow relative tilting movement, but the axial relative rotational movement of the switch shaft portion is limited. The method of claim 1,
The unit switch unit further comprises a switch detent unit for stealing rotation of the switch knob unit. The method of claim 10,
The switch detent unit:
A detent receiving portion disposed at an end portion facing the module housing toward an end portion of the switch knob portion;
A detent elastic part accommodated elastically deformable in the detent receiving part;
A detent ball in contact with one end of the detent elastic part and partially accommodated in the detent receiving part according to an elastic deformation of the detent elastic part;
And a detent protrusion in contact with the detent ball and positioned in a fixed position with respect to the module housing and capable of a relative rotational movement with respect to the switch knob. The method of claim 1,
A push guide body mounted to an end of the switch shaft part and movable along a length direction of the switch shaft part when the switch knob part is pressed;
And a push-elastic peeling part disposed to face the switch knob part with the tilting switch guide body therebetween and elastically supporting the tilting switch guide body. A housing,
Module housings; A unit switch part including a switch knob part of which one end is movably disposed in the module housing, a switch shaft part of which one end is connected to the switch knob part, and one or more switch parts that are operated by the switch shaft part; And a printed circuit board in electrical communication with the unit switch unit, wherein the unit switch unit includes: a tilting movement capable of being inclined with respect to a length direction of the switch shaft unit about an end of the switch shaft unit and a length of the switch shaft unit A tilting switch unit for sensing a push movement in a direction, and a rotary switch unit for sensing an axial rotational movement of the switch shaft unit, the rotary switch unit having an optical sensor type, and the rotary switch unit: A rotary switch moving part including a plurality of rotary switch slits disposed on an end side, and a rotary switch disposed on one surface of the printed circuit board to a position corresponding to the rotary switch moving part and transmitting and receiving light to the rotary switch moving part. Sensor part Switch unit modules and that,
A printed circuit board disposed in the housing and in electrical communication with the switch unit module;
A control unit in electrical communication with the switch unit module and outputting a control signal for an operation mode selected through the switch unit module to the operation unit;
And a storage unit in electrical communication with the control unit and containing a preset data for an operation mode selected by the switch unit module. The method of claim 13,
And a button switch section including a button switch knob movably disposed in the housing and a button switch operated by the button switch knob. The method of claim 13,
And a light display unit disposed on the printed circuit board and including a plurality of LEDs for outputting light preset according to an operation mode of the switch unit module.

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