TWI445035B - Switch trigger device - Google Patents

Description

Switch trigger

The present invention relates to a switch trigger device, and more particularly to a switch trigger device applied to an electronic device.

Electronic devices, such as mice, keyboards, etc., must achieve the purpose of communicating various commands by setting function keys. For example, the user can connect the mouse or the keyboard to the mouse through the wireless receiver to connect to the computer. Generally, when the function key is exposed on the upper casing of the electronic device, the switch controlled by the function key is located on the upper surface of the circuit board, and when the function key is exposed to the lower casing of the electronic device, the function key is The controlled switch is located on the lower surface of the board.

A conventional switch triggering method will be described below with reference to the conventional mouse structure. Please refer to FIG. 1, which shows an exploded view of a conventional mouse.

First, the components of the conventional mouse 1 will be described. The mouse 1 has an upper cover 11, a circuit board 12, a base 13, and a button 14.

The upper cover 11 is separated from the central portion to form a left key area 11a and a right key area 11b. The circuit board 12 has an electronic component 12a, two first switches 12b and a second switch 12c, and the base 13 has a first through hole 13a.

Next, the assembly sequence of the conventional mouse 1 will be described. Please refer to FIG.

First, the upper surface of the circuit board 12 is provided with most of the electronic components required by the mouse 1 and the two first switches 12b. The electronic component 12a in FIG. 1 is a displacement sensing module, and the second switch 12c is disposed on the circuit board. 12 under the surface. To simplify the drawing, all of the electronic components on the upper surface of the circuit board 12 are not shown in detail.

Furthermore, the upper cover 11 is engaged with the base 13 to form a housing having an accommodating space therein, and the circuit board 12 is disposed in the accommodating space.

The two first switches 12b are respectively located under the left button region 11a and the right button region 11b, and the button 14 covers the second switch 12c and passes through the first through hole 13a of the base 13.

Next, the conventional method of triggering the switch of the mouse 1 will be described. Please refer to FIG.

When the user presses the button 14 located below the mouse 1, the button 14 will press up against the second switch 12c to turn the second switch 12c on or off.

When the user presses the right button region 11b or the left button region 11a of the cover 11 above the mouse 1, the right button region 11b or the left button region 11a will be pressed down against the two first switches 12b located below to perform such as selection. , cut, copy, paste and other computer related instructions.

In summary, the conventional electronic device controls a switch disposed on the upper surface of the circuit board by using a button disposed on the upper cover, and controls a switch disposed on the lower surface of the circuit board by using a button located on the base.

However, if a relatively small switch, such as a switch controlled by a button of a wireless mouse keyboard, is placed on the upper surface of the circuit board and controlled by a button additionally provided on the upper cover, the user may be mistakenly touched. Opportunity and affect the overall aesthetics. If the button is placed on the base and the switch is placed on the lower surface of the board to avoid accidental contact, a single electronic component will be placed on the lower surface of the board to increase the board production. The complexity of the process.

There is therefore a need for an improved switch trigger device that overcomes the shortcomings of conventional switch trigger devices.

It is an object of the present invention to provide a switch triggering device that controls a switch located above a circuit board using a button located at the bottom of the electronic device.

An object of the present invention is to provide a switch trigger device for use in an electronic device, the electronic device including an upper cover, a base, a circuit board between the upper cover and the base, and a switch disposed on an upper surface of the circuit board The switch triggering device includes: a first linking component, through a hole in the circuit board, including a first end and a second end, wherein the first end penetrates the base; a second linking component, The method includes a third end pivotally connected to the second end of the first linking component, a fourth end, and a connecting portion between the third end and the fourth end, wherein the connecting portion is pivotally connected The upper cover is configured to rotate the second linkage member relative to the upper cover; a third linkage member is pivotally connected to the fourth end of the second linkage member and located above the switch; and an elastic member is coupled to The upper cover and the second linkage element are configured to provide a restoring force to the second linkage element; wherein the second linkage is when the first end of the first linkage element is pressed against the direction of the upper cover Component relative to Cover rotates to drive the third link member moves toward the switch.

In a preferred embodiment, the switch triggering device further includes a button disposed on the base for being pressed to move the first linking component.

In a preferred embodiment, the upper cover includes a protrusion on an inner surface of the upper cover, and the connecting portion of the second linkage element is pivotally connected to the protrusion.

In a preferred embodiment, the electronic device is a mouse or a keyboard.

In a preferred embodiment, the switch is a push switch or a light interrupt switch.

According to a specific embodiment of the present invention, a switch trigger device for an electronic device is provided. Referring to FIG. 2, FIG. 2 is a first exploded view of a switch trigger device applied to an electronic device according to a preferred embodiment of the present invention.

First, the components of the electronic device 21 and the switch trigger device 22 will be described.

As shown in FIG. 2, the electronic device 21 includes an upper cover 211, a circuit board 212, a push switch 213, a base 214, and a housing 215. The switch triggering device 22 includes a first linking element 221, a second linking element 222, a third linking element 223, an elastic element 224, and a button 23.

Moreover, the upper cover 211 includes a protrusion 211a on the inner surface 211b of the upper cover 211, the circuit board 212 has a hole 212a, and the button 23 is disposed on the base 214 and protrudes from the lower surface 214a of the base 214. It should be noted that FIG. 2 is for illustrative purposes only, and the shape and material of the first interlocking component 221, the second linking component 222, and the third linking component 223 of the present invention are not limited. In the preferred embodiment, The first interlocking member 221, the second linking member 222, and the third linking member 223 may be cylindrical members of any shape, and may be made of a plastic material.

Next, the assembly sequence of the electronic device 21 and the switch trigger device 22 will be described.

First, the upper cover 211 and the base 214 are respectively joined to the upper and lower sides of the housing 215 to form an accommodating space.

Then, the circuit board 212 is disposed in the accommodating space, and the pressing switch 213 is located on the upper surface 212b of the circuit board 212.

Next, the first linking element 221 passes through the hole 212a of the circuit board 212 and the first end 221a of the first linking element 221 penetrates into the base 214. In the preferred embodiment, the first end 221a is located Above the button 23 and in contact with the button 23.

Furthermore, the second interlocking element 222 has a connecting portion 222c between the two ends thereof, and the connecting portion 222c is pivotally connected to the protrusion 211a of the upper cover 211. The third end 222a of the second linking element 222 is pivotally connected to the second end 221b of the first linking element 221.

In addition, the third linkage element 223 is located above the push switch 213 and pivotally connected to the fourth end 222b of the second linkage element 222.

Finally, one end of the elastic member 224 is connected to the inner surface 211b of the upper cover 211, and the other end is connected to the fourth end 222b of the second linkage member 222.

The operation flow of the electronic device 21 and the switch trigger device 22 will be described below.

First, when the button 23 is pressed, the button 23 pushes the first end 221a of the first interlocking member 221 toward the upper cover 211, and moves the first interlocking member 221 in the direction of the upper cover 211.

Since the connecting portion 222c of the second linking member 222 is pivotally connected to the protrusion 211a of the upper cover 211 and the third end 222a thereof is pivotally connected to the second end 221b of the first linking member 221, the second linking member 222 will be first linked. The element 221 is pushed to rotate around the connecting portion 222c.

Then, the fourth end 222b of the second interlocking member 222 moves toward the base 214, and the third interlocking member 223 moves toward the push switch 213 and presses against the push switch 213, so that the push switch 213 changes from the non-conducting state to the conductive state. To generate the corresponding signal.

When the user no longer presses the button 23, the first linkage element 221 is no longer subjected to the thrust, so the elastic element 224 pulls the fourth end 222b of the second linkage element 222, and the fourth end 222b of the second linkage element 222 faces the upper cover. The direction of 211 is moved, so that the second interlocking 222 rotates again around the connecting portion 222c to return the first interlocking element 221, the second interlocking member 222, and the third interlocking member 223 to the initial position.

Referring next to FIG. 3, FIG. 3 is a second exploded view showing a switch triggering device applied to an electronic device according to a preferred embodiment of the present invention. Different from FIG. 2, the light interrupting switch 213a is used in FIG.

The light interrupting switch 213a includes a light emitter 213aa for emitting a light beam and a light receiver 213ab for receiving the light beam.

When the third interlocking element 223 moves toward the light intercepting switch 213a between the light emitter 213aa and the light receiver 213ab, the light beam emitted by the light emitter 213aa cannot be received by the light receiver 213ab, and thus the light interrupting switch 213a is self-interrupted. The on state changes to a non-conducting state, and a corresponding signal is generated.

The switch triggering device 22 of the preferred embodiment of the present invention can be applied to a wireless mouse. At this time, the button 23 is a Connect Button for pressing against the push switch 213 located on the upper surface 212b of the circuit board 212. Start the pairing operation between the wireless mouse and the wireless device (Dongle).

As is known to those skilled in the art, the purpose of the wireless mouse to set up a Connect Button is to establish a common identification code between the wireless mouse and the wireless transceiver (Dongle), wireless mouse and wireless. The transceiver (Dongle) must receive the signal that the user presses the Connect Button before executing the relevant instructions for establishing the commonly used identification code.

Similarly, the switch triggering device 22 of the preferred embodiment of the present invention can also be applied to a keyboard, and the application principle thereof is the same as the above content, and details are not described herein again.

As can be seen from the above preferred embodiment, the present invention can control the switch located on the upper surface of the circuit board by the switch triggering device when the user presses the button located on the base.

Therefore, it is no longer necessary to add a single switch to the lower surface of the circuit board to increase the circuit board manufacturing process steps, thereby reducing the complexity of the circuit board manufacturing process.

Such an electronic device can set the infrequently used button on the base, reducing the risk of accidental touch and increasing the overall aesthetics.

The embodiments described above are merely illustrative of the technical spirit and characteristics of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention. That is, the equivalent variations or modifications made by the spirit of the present invention should still be included in the scope of the present invention.

1‧‧‧ mouse

11‧‧‧Upper cover

11a‧‧‧left button area

11b‧‧‧right area

12‧‧‧ boards

12a‧‧‧Electronic components

12b‧‧‧First switch

12c‧‧‧second switch

13‧‧‧Base

13a‧‧‧First perforation

14‧‧‧ button

21‧‧‧Electronic devices

211‧‧‧Upper cover

211a‧‧‧Bump

211b‧‧‧ inner surface

212‧‧‧ boards

212a‧‧‧ hole

212b‧‧‧ upper surface

213‧‧‧Press switch

214‧‧‧Base

214a‧‧‧lower surface

215‧‧‧Shell

22‧‧‧Switch trigger device

221‧‧‧First linkage element

221a‧‧‧ first end

221b‧‧‧ second end

222‧‧‧Second linkage element

222a‧‧‧ third end

222b‧‧‧ fourth end

222c‧‧‧Connecting Department

223‧‧‧ third linkage element

224‧‧‧Flexible components

23‧‧‧ button

213a‧‧‧Light interrupt switch

213aa‧‧‧Light emitter

213ab‧‧‧Optical Receiver

Figure 1 is a diagram showing the explosion of a conventional mouse.

2 is a first exploded view showing a switch triggering device applied to an electronic device according to a preferred embodiment of the present invention.

3 is a second exploded view showing a switch triggering device applied to an electronic device in accordance with a preferred embodiment of the present invention.

21‧‧‧Electronic devices

211‧‧‧Upper cover

211a‧‧‧Bump

211b‧‧‧ inner surface

212‧‧‧ boards

212a‧‧‧ hole

212b‧‧‧ upper surface

213‧‧‧Press switch

214‧‧‧Base

214a‧‧‧lower surface

23‧‧‧ button

22‧‧‧Switch trigger device

221‧‧‧First linkage element

221a‧‧‧ first end

221b‧‧‧ second end

222‧‧‧Second linkage element

222a‧‧‧ third end

222b‧‧‧ fourth end

222c‧‧‧Connecting Department

223‧‧‧ third linkage element

224‧‧‧Flexible components

Claims (5)

A switch triggering device is applied to an electronic device, the electronic device includes an upper cover, a base, a circuit board between the upper cover and the base, and a switch disposed on an upper surface of the circuit board, the switch triggering device includes The first interlocking component passes through one of the holes of the circuit board, and includes a first end and a second end, wherein the first end penetrates the base; and a second linking component includes: a third end a second end of the first linking member; a fourth end; and a connecting portion between the third end and the fourth end, wherein the connecting portion is pivotally connected to the upper cover Rotating the second linkage member relative to the upper cover; a third linkage member pivotally connected to the fourth end of the second linkage member and located above the switch; and a resilient member coupled to the upper cover and the second An interlocking member for providing a restoring force to the second linking member; wherein the second linking member rotates relative to the upper cover when the first end of the first linking member is pressed against the upper cover And drive this Three interlocking member moves toward the switch. The switch triggering device of claim 1, wherein the switch triggering device further comprises a button disposed on the base for being pressed to move the first linking component. The switch trigger device of claim 1, wherein the upper cover includes a protruding position The connecting portion of the second linking element is pivotally connected to the protrusion on an inner surface of the upper cover. The switch triggering device of claim 1, wherein the electronic device is a mouse or a keyboard. The switch triggering device of claim 1, wherein the switch is a push switch or a light interrupt switch.