TWI688983B - Signal generator with a light transmission source - Google Patents

Abstract

A signal generator with a light transmission source is electrically connected to a control circuit of an electric appliance and includes a body module and a light source device. The body module has an insulated seat and a shielding housing, and the shielding housing has a covering portion covering onto an outer side of the insulated seat and connected to a bushing portion on a side of the covering portion, and the covering portion is extended to electrically control a conducting portion of a circuit of the electric appliance. The body module includes a rotary shaft made of a conductive material, and both sides of the rotary shaft have an operating portion and a pivoting portion pivotally connected to the bushing portion respectively. The light source device has a light guide made of a light guide material and a light emitting element installed on another side of the light guide away from the operating portion. The light guide is installed in the rotary shaft and exposed from the operating portion, so that a light source of the light emitting element can be transmitted from the light guide to the outside.

Description

Signal generator with light source

A signal generator with a light-transmitting source, especially a signal generator using a rotating shaft, whose rotation has both conductive and light-transmitting effects, so that when the signal generator is used in electrical products, it can instruct users to use the light-transmitting effect, and Let the user touch and use the human body static electricity to send signals to the control circuit of electrical products.

Press, the use switch of electrical products, in order to facilitate the user to operate in a place with insufficient light, or to let the user know the position of the switch more clearly, a light-emitting element will be set in or under the switch to let the light-emitting element emit The light source penetrates through the button, and in order to save energy consumption and achieve the environmental protection effect, many electrical products have a sleep function. After not using it for a period of time, it will enter the sleep state, and the user needs to use the touch switch to use The static electricity of the human body triggers the wake-up circuit. Due to the large area of the key switch, the design of the light-emitting and wake-up functions can be easily achieved. The rotary switches, such as variable resistors, encoders, potentiometers, etc., Since only the rotating shaft is exposed in the casing of the electrical product, if such a switch has a light-emitting function, the rotating shaft must be made of plastic non-conductive material, which makes it impossible to use the design that triggers the wake-up function. Therefore, how to make such switches such as variable resistors, encoders, potentiometers, etc. have both light-emitting and triggering functions is a problem that the related industries are eager to improve.

The main purpose of the present invention is that the rotating shaft of the signal generator using the conductive material wraps the light guide for light transmission, so that the light source can be transmitted to the outside by the light guide and can be touched by the user through the rotating shaft It uses human body static electricity to transmit signals to the control circuit of electrical products, so that such switches that use rotating shaft variable resistors, encoders, potentiometers, etc. can simultaneously transmit light and transmit static signals.

In order to achieve the above purpose, the signal generator with a light-transmitting source of the present invention is used to be electrically connected to a control circuit of an electrical product, and is provided with a body group and a light source device. The body group has an insulating base and a shield The housing, the shielding housing has a covering portion, a bushing portion connected to one side of the covering portion, and a conducting portion extending from the covering portion, the covering portion is wrapped outside the insulating base, and the conducting portion is For electrically connecting to the control circuit of electrical products, the body assembly is provided with a rotating shaft made of conductive material, a pivoting portion and an operating portion are formed on both sides of the rotating shaft, and the pivoting portion is pivotally connected to the sleeve The light source device has a light guide member and a light emitting member, the light guide member is made of a light guide material, the light guide member is disposed in the rotating shaft, and one end of the light guide member is exposed by the operating portion of the rotating shaft, and The light-emitting element is disposed on the other side of the light guide element away from the operation part, so that the light source emitted by the light-emitting element is transmitted from the light guide element to the outside.

In the aforementioned signal generator with a light-transmitting source, the shielding shell of the body group is made of a conductive material, and the pivotal portion of the rotating shaft is electrically connected to the sleeve portion of the shielding shell.

In the aforementioned signal generator with a light-transmitting source, the pivot portion of the rotating shaft of the body set is electrically connected to the conductive terminal.

In the aforementioned signal generator with a light-transmitting source, a signal generating device and a conductive terminal electrically connected to the signal generating device are provided in the insulating base of the body group, and the conductive terminal is used to electrically connect the electrical product A control circuit, and a connecting portion and an actuating portion are formed on both sides of the light guide of the light source device, the connecting portion is provided in the rotating shaft, and the actuating portion extends from the side of the pivoting portion to rotate The rotating shaft, and the actuating part is connected to the signal generating device, and then when the rotating shaft pivots, the actuating part drives the signal generating device to rotate to generate a signal.

In the aforementioned signal generator with a light-transmitting source, a connecting portion and an actuating portion are formed on both sides of the light guide of the light source device, the connecting portion is disposed in the rotating shaft, and the actuating portion extends from the side of the pivoting portion to rotate The push switch is provided in the insulating base of the body group. The push switch has a circuit board and a pressing spring provided on the surface of the circuit board. The pressing spring is provided with a through hole. The light emitting device of the light source device is provided on the surface of the circuit board. It is exposed through the through hole and directly facing the actuating part. When the rotating shaft is pressed, the actuating part presses the spring piece to generate a switching signal, and the light-emitting element receives a light source when it emits light, so that the light source is projected to the outside from the connecting part.

In the aforementioned signal generator with a light-transmitting source, a connecting portion and an actuating portion are formed on both sides of the light guide of the light source device, the connecting portion is disposed in the rotating shaft, and the actuating portion extends from the side of the pivoting portion to rotate The pressing switch has a circuit board and a pressing spring provided on the surface of the circuit board, and the pressing spring is provided with a through hole. The light emitting device of the light source device is provided on the bottom surface of the circuit board. And the circuit board is provided with a light-transmitting hole through which the light source emitted by the light-emitting member passes, and the light-transmitting hole through which the light source passes is exposed through the through hole and is facing the actuating part, and the through hole is facing the actuating part and presses the rotating shaft At the time, the actuating part presses and presses the dome to generate a switch signal, and the light-emitting element receives the light source when it emits light, so that the light source is projected to the outside by the connecting part.

In the aforementioned signal generator with a light-transmitting source, a connecting portion and an actuating portion are formed on both sides of the light guide of the light source device, the connecting portion is disposed in the rotating shaft, and the actuating portion extends from the side of the pivoting portion to rotate The pressing switch has a circuit board and a pressing elastic piece arranged on the surface of the circuit board, and the pressing elastic piece is provided with a through hole, and the bottom surface of the insulating base body is provided with a penetration through the pressing elastic piece The through hole of the hole, and a lens and light source are embedded in the through hole The light-emitting part of the device is arranged on the lower side of the body group and connected to the circuit board, and the insulating base system of the body group is connected to the control circuit, so that the light-emitting part is facing the lens, and when the rotating shaft is pressed, the actuating part presses and presses the spring The switch signal is generated and the light source receives the light source when the light emitting element emits light, so that the light source is projected to the outside through the connection part.

In the aforementioned signal generator with a light-transmitting source, the body set is provided with a knob, and the knob is pivotally connected to the operating part of the rotating shaft.

1: Ontology group

11: Insulation seat

111: through hole

12: Shielding shell

121: Covering part

122: Bushing

123: Conducting Department

13: conductive terminal

14: Rotating axis

141: pivot

142: Operation Department

15: lens

16: knob

2: Light source device

21: Light guide

211: Connection

212: Actuator

22: luminous parts

3: Press the switch

31: Circuit board

311: light transmission hole

32: Press the shrapnel

321: through hole

4: Signal generation device

The first figure is a perspective external view of the first embodiment of the present invention.

The second figure is an exploded view of the first embodiment of the present invention.

The third figure is a cross-sectional view of the combination of the light guide and the rotating shaft according to the first embodiment of the present invention.

The fourth figure is a schematic cross-sectional view of the first embodiment of the present invention.

The fifth figure is a partially enlarged view of the first embodiment of the present invention.

The sixth figure is a schematic cross-sectional view of a second embodiment of the invention.

The seventh figure is a schematic cross-sectional view of a third embodiment of the invention.

Figure 8 is a schematic cross-sectional view of a fourth embodiment of the invention.

Please refer to the first to fifth figures. From the figure, it can be clearly seen that the first embodiment of the signal generator with light transmission source of the present invention is provided with a body group 1, a light source device 2 and a push switch 3. among them: The body group 1 has an insulating base 11, a shielding case 12, a conductive terminal 13, and a rotating shaft 14. The insulating base 11 is provided with a signal generating device 4 and a conductive terminal 13 electrically connected to the signal generating device 4 And, the conductive terminal 13 is used to be electrically connected to the control circuit of the electrical product. The shielding casing 12 has a covering portion 121, a sleeve portion 122 connected to the covering portion 121 side, and a conductive portion 123 extending from the covering portion 121, the covering portion 121 is coated outside the insulating base 11 And the conductive portion 123 is used to be electrically connected to the control circuit of the electrical product and the rotating shaft 14 made of conductive material. A pivoting portion 141 and an operating portion 142 are formed on both sides of the rotating shaft 14 The portion 141 is pivotally connected to the sleeve portion 122. The shield shell 12 is made of a conductive material, so that the pivotal portion 14 and the sleeve portion 122 are electrically connected; or the pivotal portion 141 and the conductive terminal 13 are electrically connected.

The light source device 2 has a light guide member 21 and a light emitting member 22. The light guide member 21 is made of a light guide material, the light guide member 21 is disposed in the rotating shaft 14, and the connecting portions are formed on both sides of the light guide member 21 211 and the actuating portion 212. The connecting portion 211 is disposed in the rotating shaft 14. The actuating portion 212 is exposed from the operating portion 142 extending laterally from the pivoting portion 141 to the rotating shaft 14, and the actuating portion 212 is connected to the signal generating device 4. Furthermore, when the rotating shaft 14 pivots, the actuating part 212 drives the signal generating device 4 to generate a signal.

The push switch 3 is disposed in the insulating base 11 of the body group 1 and has a circuit board 31 and a pressing spring 32 provided on the surface of the circuit board 31. The light-emitting element 22 of the light source device 2 is provided on the surface of the circuit board 31, and The pressing elastic piece 32 is provided with a through hole 321, which is exposed by the through hole 321 and directly faces the actuating portion 212.

Please refer to the sixth figure. It can be clearly seen from the figure that the difference between the second embodiment of the present invention and the foregoing first embodiment is that the light-emitting element 22 of the light source device 2 is disposed on the bottom surface of the circuit board 31 and the circuit The substrate 31 is provided with a light-transmitting hole 311 through which the light source emitted by the light-emitting member 22 passes, and the light-transmitting hole 311 through which the light source passes is exposed by the through hole 321 and is facing the actuating portion 212, and the through hole 321 is facing the actuating portion 212.

Please refer to the seventh figure. It can be clearly seen from the figure that the difference between the third embodiment of the present invention and the aforementioned first embodiment is that the bottom surface of the insulating base 11 of the body set 1 is provided with The through hole 111 of the through hole 32 and the lens 15 are embedded in the through hole 111, the light emitting element 22 of the light source device 2 is disposed below the main body group 1 and connected to the circuit board 31, and the insulating seat of the main body group 1 The body 11 is connected to the control circuit so that the light-emitting element 22 faces the lens 15.

Please refer to the eighth figure. It can be clearly seen from the figure that the difference between the fourth embodiment of the present invention and the aforementioned first embodiment lies in that the body set 1 is provided with a knob made of conductive material or non-conductive material 16. The knob 16 is pivotally connected to the operating portion 142 to form an electrical or capacitive connection.

In addition, in the embodiments of the present invention, the plastic has light-guiding properties to make the light-guiding member 21 of the light-guiding material, and the rotating shaft 14 is made of metal material with conductive properties, conductive plastic, rubber, silicone, silicone, conductive paint or The electroplated layer is made of conductive materials, and the light guide 21 is integrated into the rotating shaft 14 by an integral injection molding method or assembly method, so that the two materials adhere to each other to give the structure complete integrity, so as to rotate The shaft 14 achieves both light-transmitting and conductive functions.

14: Rotating axis

141: pivot

142: Operation Department

2: Light source device

21: Light guide

211: Connection

212: Actuator

Claims (8)

A signal generator with a light-transmitting source, which is used to be electrically connected to a control circuit of an electrical product, is provided with a body group and a light source device, the body group has an insulating seat body, a shielding shell, and the shielding shell has The covering part, the bushing part connected to one side of the covering part, and the conducting part extended by the covering part, the covering part is coated outside the insulating base, and the conducting part is used to electrically connect to the electric appliance The control circuit of the product is characterized in that: the body assembly is provided with a rotating shaft made of conductive material, a pivoting portion and an operating portion are formed on both sides of the rotating shaft, and the pivoting portion is pivotally connected to the sleeve portion, The light source device has a light guide member and a light emitting member. The light guide member is made of a light guide material, the light guide member is disposed in the rotating shaft, and one end of the light guide member is exposed by the operating portion of the rotating shaft, and the light emitting member It is arranged on the other side of the light guide member away from the operation part, so that the light source emitted by the light emitting member is transmitted from the light guide member to the outside. The signal generator with a light-transmitting source as described in claim 1, wherein the shielding shell of the body group is made of a conductive material, and the pivotal portion of the rotating shaft and the sleeve portion of the shielding shell are electrically connected. The signal generator with a light-transmitting source according to claim 1, wherein the pivotal portion of the rotating shaft of the body set is electrically connected to the conductive terminal. The signal generator with a light-transmitting source according to claim 1, wherein a signal generating device and a conductive terminal electrically connected to the signal generating device are provided in the insulating base of the body group, and the conductive terminal is used for electrical connection In the control circuit of electrical products, the light guide of the light source device is formed with a connecting part and an actuating part on both sides, the connecting part is provided in the rotating shaft, and the actuating part extends from the side of the pivoting part to the rotating shaft and actuates The part is connected to the signal generating device, and then when the rotating shaft pivots, the actuating part drives the signal generating device to rotate to generate the signal. The signal generator with a light-transmitting source as described in claim 1, wherein a connecting portion and an actuating portion are formed on both sides of the light guide of the light source device, the connecting portion is provided in the rotating shaft, and the actuating portion is formed by a pivoting portion The rotation shaft extends laterally, and the insulating seat in the body group is provided with a push switch. The push switch has a circuit board and a pressing spring provided on the surface of the circuit board, and the pressing spring is provided with a through hole. The light emitting device of the light source device is provided On the surface of the circuit board and exposed through the through hole and facing the actuating part, when the rotating shaft is pressed, the actuating part presses the elastic piece to generate a switching signal, and the light-emitting element receives a light source when it emits light, so that the light source is projected to the outside from the connecting part. The signal generator with a light-transmitting source as described in claim 1, wherein a connecting portion and an actuating portion are formed on both sides of the light guide of the light source device, the connecting portion is provided in the rotating shaft, and the actuating portion is formed by a pivoting portion The rotation shaft extends laterally, and the insulating seat in the body group is provided with a push switch. The push switch has a circuit board and a pressing spring provided on the surface of the circuit board, and the pressing spring is provided with a through hole. The light emitting device of the light source device is provided The bottom surface of the circuit board is provided with a light-transmitting hole through which the light source emitted by the light-emitting member passes, and the light-transmitting hole through which the light source passes is exposed by the through hole and faces the actuating portion, and the through hole faces the actuating portion When the rotating shaft is pressed, the actuating part presses and presses the spring piece to generate a switch signal, and the light emitting element receives the light source when it emits light, so that the light source is projected to the outside world by the connecting part. The signal generator with a light-transmitting source as described in claim 1, wherein a connecting portion and an actuating portion are formed on both sides of the light guide of the light source device, the connecting portion is provided in the rotating shaft, and the actuating portion is formed by a pivoting portion The rotation shaft extends laterally, and the insulating seat in the body group is provided with a push switch. The push switch has a circuit board and a pressing spring provided on the surface of the circuit board, and the pressing spring is provided with a through hole. The bottom surface of the insulating seat is provided with a positive For the through-hole for pressing the through-hole of the elastic sheet, and a lens is embedded in the through-hole, the light-emitting device of the light source device is arranged below the body group and connected to the circuit board, and the insulating seat system of the body group is connected to the control circuit When the light emitting part is facing the lens and the rotating shaft is pressed, The actuating part presses the spring piece to generate a switch signal, and the light-emitting element receives the light source when the light-emitting element emits light, so that the light source is projected to the outside by the connection part. The signal generator with a light-transmitting source according to claim 1, wherein the main body group is provided with a knob, and the knob is pivotally connected to the operation part of the rotating shaft.

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