TWI669731B - Keyboard apparatus and touch pad device thereof - Google Patents

Abstract

A keyboard device includes a bottom plate, a plurality of buttons, a touch panel device, and a circuit board. A plurality of buttons are disposed on the bottom plate. The touchpad device includes a touchpad and a button piece. The touchpad is disposed on the bottom plate and located on one side of the plurality of buttons. The button piece is located between the button and the touchpad and has a pressing piece and an elastic arm. The elastic arm extends from the pressing piece to the button and is formed with a three-jaw engaging structure, and the bottom plate is formed with a position corresponding to the three-jaw engaging structure. The protruding engaging structure is pivotally engaged with the protruding engaging structure such that the pressing piece can move up and down with respect to the bottom plate. The circuit board is disposed between the touch panel device and the bottom plate and has a switch corresponding to the position of the pressing piece. When the pressing piece is pressed, the pressing piece presses the trigger switch.

Description

Keyboard device and touch pad device thereof

The present invention relates to a keyboard device and a touch panel device thereof, and more particularly to a keyboard device of a touch panel that is pivotally engaged with a keyboard device and a touch panel device thereof by a three-jaw snap structure.

In terms of current personal computer usage habits, the keyboard is one of the indispensable input devices for entering text, symbols or numbers. With the gradual popularization of computers, the development of buttons and keyboards today, in addition to the general input functions, also emphasizes the integration design with other input devices. For example, a keyboard and a touchpad device are simultaneously configured on a notebook computer. A representative design. In the prior art, in order to arrange the touch panel device on one side of the keyboard button, a common design system is to additionally fuse the frame structure on the button support iron plate for the button piece with the touch panel device. The components are engaged and pivoted. However, the design of the additional welding frame structure on the supporting iron plate not only increases the manufacturing cost and assembly time of the keyboard, but also can effectively reduce the overall height of the button without favoring the button. Thin design.

Therefore, an object of the present invention is to provide a keyboard device for a touch panel of a touch panel that is pivotally engaged with a bottom plate by a three-jaw snap structure and a touch panel device thereof to solve the above problems.

According to an embodiment, the keyboard device of the present invention includes a backplane, a plurality of buttons, a touchpad device, and a circuit board. The plurality of buttons are disposed on the bottom plate. The touch panel device includes a touch panel and at least one button sheet. The touch panel is disposed on the bottom plate and located on one side of the plurality of buttons. The at least one button piece is located between the plurality of buttons and the touch pad and has a pressing a sheet portion and a resilient arm portion extending from the pressing piece portion to the plurality of buttons and forming at least one three-jaw engaging structure, the bottom plate forming a protrusion corresponding to the position of the at least one three-jaw engaging structure The engaging structure, the at least one three-jaw engaging structure is pivotally engaged with the protruding engaging structure, so that the pressing piece can be moved up and down relative to the bottom plate. The circuit board is disposed between the touch panel device and the bottom plate and has a switch corresponding to the position of the pressing piece. When the pressing piece is pressed, the pressing piece is pressed to trigger the switch.

According to another embodiment, the touch panel device of the present invention is suitable for a keyboard device having a plurality of buttons, the touch panel device comprising a bottom plate, a touch panel, at least one button sheet member, and a circuit board. The touch panel is disposed on the bottom plate and located on one side of the plurality of buttons. The at least one button piece is located between the plurality of buttons and the touch panel and has a pressing piece portion and an elastic arm portion extending from the pressing piece portion to the plurality of buttons and forming at least one a three-jaw engaging structure, the bottom plate is formed with a protruding engaging structure corresponding to the position of the at least one three-jaw engaging structure, and the at least one three-jaw engaging structure is pivotally engaged with the protruding engaging structure, so that the pressing The sheet portion is movable up and down with respect to the bottom plate. The circuit board is disposed between the touch panel and the bottom plate and has a switch corresponding to the position of the pressing piece. When the pressing piece is pressed, the pressing piece is pressed to trigger the switch.

Through the above design, since the button piece can be directly pivoted into the bottom plate by the three-jaw engaging structure of the elastic arm and protrudes into the protruding engaging structure of the bottom plate, there is no need to additionally fuse on the bottom plate. The frame structure, therefore, the present invention not only can reliably solve the problems mentioned in the prior art that the design of the additional welded snap-fit frame structure on the support iron plate increases the manufacturing cost and assembly time of the keyboard, and can also effectively Lowering the overall height of the button facilitates thinner design of the button.

The advantages and spirit of the present invention will be further understood from the following detailed description of the invention.

1‧‧‧Note Computer

10‧‧‧ keyboard equipment

12‧‧‧floor

14‧‧‧ button

16‧‧‧Touchpad device

18‧‧‧ boards

19‧‧‧ switch

20‧‧‧ button piece

22‧‧‧Press section

23‧‧‧Bumps

24‧‧‧Flexible arm

26‧‧‧Three-jaw clamping structure

28‧‧‧Outstanding snap-fit structure

30‧‧‧Auxiliary Claw

32‧‧‧Card claws

34‧‧‧Chamfered surface guide structure

P‧‧‧ engaging end

17‧‧‧ Trackpad

1 is a perspective view of a keyboard device according to an embodiment of the present invention.

Figure 2 is a partial exploded view of the bottom plate, button piece and circuit board of Figure 1.

Fig. 3 is a schematic view showing the assembly of the bottom plate, the button piece and the circuit board of Fig. 2.

Figure 4 is a partial cross-sectional view of the keyboard device of Figure 1 taken along section line A-A.

Fig. 5 is a schematic cross-sectional view showing the pressing piece portion of Fig. 4 when it is pressed.

Please refer to FIG. 1 , FIG. 2 , and FIG. 3 . FIG. 1 is a perspective view of a keyboard device 10 according to an embodiment of the present invention. FIG. 2 is a bottom plate 12 and a button piece of FIG. 1 . 20 and a partial exploded view of the circuit board 18, and FIG. 3 is an assembled view of the bottom plate 12, the button piece 20, and the circuit board 18 of FIG. 2, as shown in FIG. 1, FIG. 2, and FIG. The device 10 can be preferably applied to a common computer device (such as the notebook computer 1 shown in FIG. 1 , but not limited thereto) and includes a bottom plate 12 , a plurality of buttons 14 , a touch panel device 16 , and Circuit board 18. A plurality of buttons 14 are disposed on the bottom plate 12 for the user to press, thereby performing the function that the user desires to input. The trackpad device 16 includes a touch panel 17 and at least one button sheet member 20 (two are shown in FIG. 1 but are not limited thereto). The touch panel 17 is disposed on the bottom plate 12 and located on one side of the plurality of buttons 14 for the user to perform corresponding touch operations, such as moving the cursor, and the related descriptions of the touch principle and the device design are common. In the prior art, it will not be described here.

The following is a detailed description of the connection design of the button piece 20 and the bottom plate 12. As can be seen from FIG. 1 , FIG. 2 and FIG. 3 , the button piece 20 is located between the plurality of buttons 14 and the touch pad 17 and has The sheet portion 22 and the elastic arm portion 24 are pressed, and the elastic arm portion 24 extends from the pressing piece portion 22 to reciprocate a plurality of buttons 14 and is formed with at least one three-jaw engaging structure 26 (two are shown in FIG. 2, but are not In this limitation, the bottom plate 12 is formed with a protruding engaging structure 28 corresponding to the position of the three-jaw engaging structure 26, whereby the three-jaw engaging structure 26 is pivotally engaged with the protruding engaging structure 28, so that the pressing piece is pressed 22 is movable up and down with respect to the bottom plate 12.

In more detail, in this embodiment, the three-jaw engaging structure 26 can have two auxiliary claws 30 to And the engaging claws 32 are formed on the two sides of the engaging claws 32. The protruding engaging structures 28 are preferably formed on the bottom plate 12 by punching and recessing. The engaging claws 32 are extended by structural interference. The engagement is engaged in the protruding engaging structure 28 (as shown in FIG. 3) and the two auxiliary claws 30 extend into the protruding engaging structure 28 to prevent the button piece 20 from being laterally deflected by the pressure, thereby being elastic The arm portion 24 is pivotally coupled to the bottom plate 12 such that the pressing piece portion 22 can be stably moved up and down relative to the bottom plate 12. In a practical application, as shown in FIG. 2, the engaging end portion P of the engaging claw 32 can be formed with a chamfered surface guide structure 34 corresponding to the position of the protruding engaging structure 28, thereby guiding the engaging claw 32 to smoothly extend. The snap fits into the protruding snap structure 28. It should be noted that the engagement design of the auxiliary claw and the engaging claw and the protruding engaging structure may not be limited to the above embodiment. For example, in another embodiment, the engaging claw of the elastic arm can abut against The protruding engaging structure of the bottom plate and the two auxiliary claws can extend into the protruding engaging structure, whereby the engaging claws can clamp the protruding engaging structure up and down with the two auxiliary claws to pivot the elastic arm to the bottom plate The protruding snap structure.

As for the switch trigger design, please refer to FIG. 2, FIG. 4, and FIG. 5, and FIG. 4 is a partial cross-sectional view of the keyboard device 10 of FIG. 1 along the section line AA, and FIG. 5 is a fourth diagram. FIG. 2, FIG. 4, and FIG. 5 show that the circuit board 18 is disposed between the touch panel device 16 and the bottom plate 12 and corresponds to the pressing piece portion 22, as shown in FIG. 2, FIG. 4, and FIG. The position has a switch 19, whereby when the pressing piece 22 is pressed from the position shown in FIG. 4 to the position shown in FIG. 5, the pressing piece 22 can correspond to the underground pressure trigger switch 19 (for example The pressing piece 22 may have a bump 23 below the trigger switch 19, but is not limited thereto, so that the touch panel device 16 performs a corresponding touch input function, such as clicking a function icon.

Through the above design, the button piece member 20 can be pivotally connected to the bottom plate 12 by directly engaging the three-jaw engaging structure 26 of the elastic arm portion 24 into the protruding engaging structure 28 of the bottom plate 12, without being on the bottom plate. The extra heat fusion has a snap-fit frame structure. Therefore, the present invention can not only solve the problem that the design of the support iron plate required for the additional fusion-bonded frame structure mentioned in the prior art can increase the manufacturing cost and assembly time of the keyboard. At the same time, it can effectively reduce the overall height of the button and facilitate the thinning of the button. design.

It should be noted that the pivotal design of the button piece and the bottom plate may not be limited to the above embodiment. For example, in another embodiment, the protruding engaging structure may be formed by bending and bending the plate. The bent piece formed by bending from the bottom plate is protruded, whereby the engaging claw can extend into the bending piece under the structural interference manner, and the auxiliary claw protrudes into the bending piece to prevent the button piece The lateral deflection of the pressing piece occurs, so that the pressing piece of the button piece can be stably moved up and down relative to the bottom plate via the pivotal connection of the elastic arm to the bottom plate; or, in another embodiment, the protruding engaging structure The pivoting hook formed from the bottom plate may have a pivot end corresponding thereto, whereby the pivoting hook hooks the pivot end of the engaging claw and the auxiliary claw is abutted Relying on the bottom plate, the pressing piece of the button piece can be stably moved up and down relative to the bottom plate via the pivotal connection of the elastic arm to the bottom plate. For a detailed description of the above-described derivative variation embodiment, reference may be made to the analogy of FIG. 2 to FIG. 4, and details are not described herein again.

The above are only the preferred embodiments of the present invention, and all changes and modifications made to the scope of the present invention should be within the scope of the present invention.

Claims (10)

A keyboard device, comprising: a bottom plate; a plurality of buttons disposed on the bottom plate; a touch panel device comprising: a touch panel disposed on the bottom plate and located on one side of the plurality of buttons And at least one button sheet member between the plurality of buttons and the touch panel and having a pressing piece portion and an elastic arm portion extending from the pressing piece portion to the plurality of buttons and forming There is at least one three-jaw engaging structure, the bottom plate is formed with a protruding engaging structure corresponding to the position of the at least one three-jaw engaging structure, the at least one three-jaw engaging structure has two auxiliary claws and one engaging claw, and the two auxiliary Claws are formed on the two sides of the engaging claws, and the engaging claws are inserted into the protruding engaging structure by structural interference and the auxiliary claws protrude into or against the protruding engaging structure. So that the at least one three-jaw engaging structure is pivotally engaged with the protruding engaging structure such that the pressing piece portion can move up and down relative to the bottom plate; and a circuit board disposed on the touch panel device Corresponding to the bottom plate The position of the pressing piece having a switch portion when the pressing plate is pressed, the pressing piece pressing the trigger of the switch men. The keyboard device of claim 1, wherein the protruding engaging structure is formed on the bottom plate by punching and recessing, and the two auxiliary claws extend into the protruding engaging structure, so that the elastic arm is pivotally connected thereto. Base plate. The keyboard device of claim 2, wherein a position at which the engaging end of the engaging claw corresponds to the protruding engaging structure is formed with a chamfered surface guide structure. The keyboard device of claim 1, wherein the protruding engaging structure is a bent piece, the engaging claw protrudes into the bending piece by structural interference and the auxiliary claw protrudes into the The elastic arm is pivotally connected to the bottom plate in the bent piece. The keyboard device of claim 1, wherein the protruding engaging structure is a pivoting hook, the engaging claw has a pivot end, the pivoting hook hooks the pivot end and the auxiliary The claw abuts against the bottom plate such that the elastic arm is pivotally connected to the bottom plate. A touch panel device, which is suitable for a keyboard device having a plurality of buttons, the touch panel device comprising: a bottom plate; a touch panel disposed on the bottom plate and located on one side of the plurality of buttons; a button piece member between the plurality of buttons and the touch panel and having a pressing piece portion and an elastic arm portion extending from the pressing piece portion to the plurality of buttons and forming at least one a three-jaw engaging structure, the bottom plate is formed with a protruding engaging structure corresponding to the position of the at least one three-jaw engaging structure, the at least one three-jaw engaging structure has two auxiliary claws and one engaging claw, and the two auxiliary claws are formed on The two sides of the engaging claws are inserted into the protruding engaging structure in a structural interference manner, and the two auxiliary claws protrude into the protruding engaging structure or abut against the bottom plate, so that The at least one three-jaw engaging structure is pivotally engaged with the protruding engaging structure such that the pressing piece portion can move up and down with respect to the bottom plate; and a circuit board disposed on the touch panel and the bottom plate And should press the piece Means has a switch portion when the pressing plate is pressed, the pressing piece pressing the trigger of the switch men. The touch panel device of claim 6, wherein the protruding engaging structure is formed on the bottom plate by punching and recessing, and the two auxiliary claws protrude into the protruding engaging structure, so that the elastic arm is pivotally connected. On the bottom plate. The touch panel device of claim 7, wherein a position at which the engaging end of the engaging claw corresponds to the protruding engaging structure is formed with a chamfered surface guide structure. The touch panel device of claim 6, wherein the protruding engaging structure is a bent piece, the engaging claws are inserted into the bending piece by structural interference and the auxiliary claws are extended. The elastic member is pivotally connected to the bottom plate. The touch panel device of claim 6, wherein the protruding engaging structure is a pivoting hook, the engaging claw has a pivot end, the pivoting hook hooks the pivot end and the pivoting hook The two auxiliary claws abut against the bottom plate such that the elastic arm portion is pivotally connected to the bottom plate.