TWI788130B - Push-button structure - Google Patents

Abstract

The present application provides a push-button structure, including an upper cover, a movable element, an elastic element, a pressure sensing module, a base and a circuit board. The pressure sensing module is arranged on the base, and the pressure sensing module is electrically connected with the circuit board. The pressure sensing module comprises a pressure sensing element and a conduction element. The pressure sensing element is suitable for contacting the movable element after compression and for monitoring the pressure of the movable element, and then converting the pressure into a pressure signal. The conducting element is used to transmit the pressure signal to the circuit board. The push-button structure provided in the present application can monitor the pressure of the user by setting a pressure sensing module electrically connected to the circuit board, and then provide a compound signal according to the pressure and provide more command functions. The operation of the push-button structure is sensitive, simple and efficient, which can greatly improve the users’ experience.

Description

key structure

The present application relates to a key structure, in particular to a mechanical key structure.

Input devices with mechanical keys have been widely used in daily life, such as: keyboard input devices, game console handles, and control mechanical keys on certain devices. The working principle of the common mechanical button structure is as follows: the user presses the movable element, and when the movable element moves up and down, the elastic element is pressed and released, and an on/off electrical signal is generated to convey the user's command.

However, because traditional mechanical buttons can only provide simple on/off signals, no matter how hard the pressing force is, only the duration of the pressing can be used or combined with other buttons to generate composite signals to provide additional command functions. This method has the disadvantages of long delay time and high complexity (other keys need to be matched), and cannot meet the needs of users.

In view of this, the present application proposes a novel key structure, which can provide composite signals according to the pressing pressure.

One embodiment of the present application provides a button structure, including a button cap and the following elements: a movable element, one end of which is connected to the button cap; a base, the base is provided with a receiving hole, and the movable element is away from the One end of the key cap is accommodated in the accommodating hole; an elastic element, the elastic element elastically resists between the movable element and the base; A pressure sensing module, the pressure sensing module is arranged on the base, the pressure sensing module includes a pressure sensing element and a conductive element, and the pressure sensing element is suitable for the activity after being pressed The element contacts and is used to monitor the pressure on the movable element and convert the pressure into a pressure signal; the circuit board, the pressure sensing module is electrically connected to the circuit board, and the conductive element is used to convert the pressure The signal is conducted to the circuit board.

In one embodiment, the pressure sensing module further includes a first board, a second board and a third board, and the second board and the third board are arranged on the same side of the first board. The second plate and the third plate are provided with the pressure sensing element; the first plate is also provided with two conductive elements, one of which is set close to the second plate , another said conducting element is disposed close to said third plate.

In one embodiment, the movable element includes a body part, and extension parts and resisting parts arranged on opposite sides of the body part. The resisting portion is connected to the key cap, the extension portion is partially accommodated in the receiving hole, and the elastic element is sheathed on the extension portion. When the movable element is pressed, the body part is in contact with the sensing element.

In one embodiment, the button structure further includes a first elastic piece and a second elastic piece arranged on the base, the first elastic piece and the second elastic piece are electrically connected to the circuit board, and the second elastic piece is electrically connected to the circuit board. The elastic piece is arranged between the first elastic piece and the movable element.

In one embodiment, the first elastic piece includes a fixed portion and a bent portion connected to the fixed portion. The movable element includes a body part, on which a protruding part is arranged, and the bending part is adapted to be in contact with the protruding part when the movable element is pressed, and as the movable element is pressed, The pressure moves toward the fixed portion.

In one embodiment, the button structure further includes an upper cover, and the upper cover is provided with openings and locking ears. The clamping ear is provided with a clamping slot, and the base is provided with a clamping protrusion, and the clamping protrusion is clamped with the clamping slot.

Another embodiment of the present application provides a button structure, including the following elements: an upper cover, the upper cover is provided with an opening through the upper cover; a base, the base is adapted to the upper cover and forms an accommodation space; an elastic element, The elastic element includes an element body and a first bayonet socket and a second bayonet socket arranged on the element body, and a third elastic piece is arranged in the first bayonet socket; a first terminal, and the first terminal includes a first bayonet A terminal body and a first protruding portion and a second protruding portion arranged on the first terminal body, the first protruding portion engages with the third elastic piece, the second protruding portion engages with the second Bayonet engagement; movable element, the movable element includes a movable block and two abutting blocks extending from the movable block, the two abutting blocks form a groove with the bottom surface of the movable block, and the concave The groove is snapped on the element body located at the first bayonet socket and the second bayonet socket; the pressure sensing module is arranged on the base, and the pressure sensing module Including a pressure sensing element and a conductive element, the pressure sensing element is suitable for contacting the abutting block of the pressed movable element and used for monitoring the pressure on the movable element and converting the pressure into a pressure signal; a circuit board, the pressure sensing module is electrically connected to the circuit board, and the conduction element is used to transmit the pressure signal to the circuit board.

In one embodiment, the key structure further includes a second terminal and a third terminal. The second terminal is provided with a first contact, and the third terminal is provided with a second contact. The element body includes a movable end close to the first bayonet and a fixed end close to the second bayonet, the fixed end is engaged on the second protrusion, and the movable end is provided with a third contacts, the third contact is set on the first contact between a point and the second contact and is adapted to be in contact with the first contact or the second contact in different states of the movable element.

In one embodiment, the elastic element, the pressure sensing module, the first protrusion and the second protrusion are all disposed in the accommodation space formed by the upper cover and the base. The base is provided with a through hole, and the second terminal, the third terminal and the first terminal body respectively pass through the through hole and protrude out of the base.

The button structure provided by this application monitors the pressure pressed by the user by setting a pressure sensing module electrically connected to the circuit board, and then provides a composite signal according to the pressure pressed by the user, and provides more command functions. The button structure of the present application is sensitive, simple and efficient in operation, and can greatly improve user experience.

100, 200: button structure

10: Button cap

20,20A: top cover

30,30A:Moving components

40,40A: Elastic elements

50,50A: Pressure sensing module

60,60A: base

70: circuit board

80: The first shrapnel

90: second shrapnel

201, 201A: opening

202: snap-in ear

203: snap-in slot

61: Ontology

62: The first connecting part

63: The second connecting part

601: card convex

621:Accommodating hole

51: Pressure sensing element

52: Conductive element

501: first board

502: second board

503: the third board

301: Body Department

302: Extension

303: Resisting department

304: accommodating cavity

305: Raised part

801: fixed part

802: bending part

803: arc protrusion

11: first terminal

12: Second terminal

13: The third terminal

121: first contact

131: second contact

406: The third contact

401: Component body

402: The first bayonet

403:Second bayonet

404: active end

405: fixed end

407: The third shrapnel

111: the first terminal body

112: first protrusion

113: second protrusion

1121: The first gap

1131: second gap

31: Activity block

32: Resistance block

33: Groove

X: first direction

Y: the second direction

Z: third direction

FIG. 1 is a schematic perspective view of a button structure provided in an embodiment of the present application.

FIG. 2 is a schematic diagram of an exploded structure of the button structure shown in FIG. 1 .

FIG. 3 is a structural schematic diagram of the pressure sensing module of the button structure shown in FIG. 2 .

FIG. 4 is a schematic structural diagram of the movable elements of the key structure shown in FIG. 2 .

Fig. 5 is a bottom view of the moving element shown in Fig. 4 .

FIG. 6 is a structural schematic diagram of the first elastic piece and the second elastic piece of the key structure shown in FIG. 2 .

FIG. 7 is a schematic cross-sectional view of the button structure shown in FIG. 1 along line I-I.

FIG. 8 is a schematic perspective view of the key structure provided by the second embodiment of the present application.

FIG. 9 is a schematic diagram of an exploded structure of the button structure shown in FIG. 8 .

FIG. 10 is a structural schematic diagram of the elastic element of the button structure shown in FIG. 9 .

FIG. 11 is a schematic structural diagram of the movable elements of the key structure shown in FIG. 9 .

FIG. 12 is a schematic structural diagram of a first terminal of the key structure shown in FIG. 9 .

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the embodiments of this application. The terminology used herein is only for the purpose of describing specific implementation manners, and is not intended to limit the embodiments of the present application.

In addition, the descriptions such as "first" and "second" in this application are only for description purposes, and should not be understood as indicating or implying their relative importance or implicitly indicating the number of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present application, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

Embodiments of the present application are described herein with reference to cross-section illustrations that are schematic illustrations of idealized embodiments (and intermediate constructions) of the present application. As such, variations in the shapes of the illustrations as a result of manufacturing processes and/or tolerances are to be expected. Thus, embodiments of the present application should not be construed as limited to the particular shapes of regions illustrated herein but are to include deviations in shapes that result, for example, from manufacturing. The regions shown in the figures are schematic in themselves and their shapes are not intended to illustrate the actual shape of the device and are not intended to limit the scope of the invention.

Some implementations of the present application will be described in detail below in conjunction with the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

first embodiment

Referring to FIG. 1 and FIG. 2 , the first embodiment of the present application provides a key structure 100 , including a key cap 10 , an upper cover 20 , a movable element 30 , an elastic element 40 , a pressure sensing module 50 , a base 60 and a circuit board 70 . The upper cover 20 is provided with an opening 201 passing through the upper cover 20 , and one end of the movable element 30 is connected to the keycap 10 through the opening 201 . The elastic element 40 is sleeved on the movable element 30 . The pressure sensing module 50 is disposed on the base 60 , and the pressure sensing module 50 is electrically connected to the circuit board 70 . The base 60 is compatible with the upper cover 20 , and the elastic element 40 and the pressure sensing module 50 are disposed in the space enclosed by the upper cover 20 and the base 60 .

Referring to FIG. 2 , FIG. 4 and FIG. 5 , the movable element 30 includes a main body portion 301 , and an extension portion 302 and a resisting portion 303 disposed on opposite sides of the main body portion 301 . A surface of the body portion 301 is recessed inwardly to form an accommodating cavity 304 . The extension portion 302 is approximately columnar and extends from the bottom of the accommodating cavity 304 out of the accommodating cavity 304 . The resisting portion 303 protrudes from the surface of the body portion 301 facing away from the extension portion 302 , and the resisting portion 303 and the extension portion 302 are coaxially disposed. The body part 301 is provided with a protruding part 305 . The body part 301 has two sides perpendicular to the surface where the accommodating cavity 304 is located. The movable element 30 may be, but is not limited to, a plunger.

Referring to FIGS. 2 and 7 , the base 60 includes a body 61 and a first connecting portion 62 and a second connecting portion 63 disposed on opposite sides of the body 61 . The first connecting portion 62 and the second connecting portion 63 are substantially columnar. The first connecting portion 62 protrudes from a surface of the body 61 and defines a receiving hole 621 . The second connecting portion 63 protrudes from the surface of the main body 61 away from the first connecting portion 62 , and the position of the second connecting portion 63 corresponds to that of the first connecting portion 62 . The receiving hole 621 extends through the body 61 to the second connecting portion 63 .

An end of the extension portion 302 away from the main body portion 301 is accommodated in the receiving hole 621 . The elastic element 40 is sleeved on the extension portion 302 and the first connecting portion 62 , and two ends of the elastic element 40 abut against the body portion 301 of the movable element 30 and the body 61 of the base 60 respectively. The elastic element 40 can be but not limited to a spring. The extension part 302 and the first connecting part 62 are used for positioning the elastic element 40 . In other embodiments, the extension part 302 and the first connecting part 62 may be omitted, and the elastic element 40 is elastically held between the movable element 30 and the base 60 .

The circuit board 70 is sleeved on the second connecting portion 63 . In other embodiments, the second connecting portion 63 may be omitted, and the circuit board 70 may be directly fixed on the surface of the base 60 away from the elastic element 40 .

Please refer to FIG. 3 , in this embodiment, the pressure sensing module 50 includes a pressure sensing element 51 and a conductive element 52 . The position of the pressure sensing element 51 corresponds to the position of the movable element 30 so that it can be in contact with the pressed movable element 30 (see FIGS. 2 and 4 ). The pressure sensing element 51 is also used to monitor the pressure on the movable element 30 (see FIGS. 2 and 4 ) and convert the pressure into a pressure signal. The conduction element 52 is used to conduct the pressure signal to the circuit board 70 (see FIG. 2 ).

Further, as shown in FIG. 3 , the pressure sensing module 50 includes a first board 501 , a second board 502 and a third board 503 , and the second board 502 and the third board 503 are disposed on the same side of the first board 501 . Each of the second board 502 and the third board 503 is provided with a pressure sensing element 51 , and the pressure sensing element 51 may be but not limited to a pressure sensor. After being pressed, the bottom of the body part 301 can be in contact with the two pressure sensing elements 51 . Two conducting elements 52 are further provided on the first plate 501 , one conducting element 52 is disposed close to the second plate 502 , and the other conducting element 52 is disposed close to the third plate 503 . The conductive element 52 can be but not limited to a solder pin, and the conductive element 52 penetrates through the base 60 and is electrically connected to the circuit board 70 . In this embodiment, the pressure sensing module 50 is approximately symmetrical to the vertical bisector of the first plate 501 , and the vertical bisector is approximately parallel to the extending direction of the second plate 502 and the third plate 503 . The first plate 501 , the second plate 502 and the third plate 503 are arranged in the shape of a half ring, and the half ring is arranged around the outer wall of the first connecting portion 62 . The area where the two pressure sensing elements 51 can sense pressure exceeds 50% of the pressable area of the key cap 10, so that the user does not need to press to the center of the key structure 100, and the pressure sensing element 51 can also quickly Sensing changes in pressure, it can even use the unbalanced pressure on both sides to generate different pressure signals as other extended operation instructions.

Please continue to refer to FIG. 2 , the upper cover 20 is provided with a locking ear 202 , the locking ear 202 is provided with a locking groove 203 , the base 60 is provided with a locking protrusion 601 , and the locking protrusion 601 is engaged with the locking groove 203 . In this way, assembly and disassembly between the upper cover 20 and the base 60 are facilitated.

Referring to FIG. 2 , FIG. 6 and FIG. 7 , the button structure further includes a first elastic piece 80 and a second elastic piece 90 disposed on the base 60 . The first elastic piece 80 and the second elastic piece 90 are electrically connected to the circuit board 70 , and the second elastic piece 90 is disposed between the first elastic piece 80 and the movable element 30 .

Further, as shown in FIG. 6 , the first elastic piece 80 includes a fixed portion 801 and a bent portion 802 connected to the fixed portion 801 . Two arc-shaped protrusions 803 are symmetrically disposed on the bent portion 802 , and the arc-shaped protrusions 803 protrude toward the second elastic piece 90 . Please also refer to FIG. 4 , the body portion 301 of the movable element 30 is provided with two protruding portions 305 protruding toward the bending portion 802 of the first elastic piece 80 , and the positions of the two protruding portions 305 and the two arc-shaped protruding portions The position of 803 corresponds. The bent portion 802 of the first elastic piece 80 is in contact with the second elastic piece 90 when not pressed.

Please refer to Fig. 7, when the user touches the keycap 10, the movable element 30 connected to it moves down, at this time, the raised portion 305 contacts the arc-shaped protruding portion 803 and squeezes the bent portion 802 to make the bent portion 802 The part 802 moves toward the fixing part 801 and is separated from the second elastic piece 90 . The first elastic piece 80 is not in contact with the second elastic piece 90 , and the circuit board 70 outputs a corresponding key signal. When the user continues to press down, the bottom of the body portion 301 of the movable element 30 contacts the pressure sensing element 51 (see FIG. 3 ) of the pressure sensing module 50, and the pressure sensing element 51 monitors the pressure on the movable element 30 and responds The pressure is converted into a pressure signal, and the conduction element 52 transmits the pressure signal to the circuit board 70, and the circuit board 70 outputs a corresponding key signal. For example, after pressing the button cap 10 for several seconds, the same instruction can be continuously repeated in the document processing, and the speed of repeating the instruction is determined according to the pressing pressure; in a fighting game, pressing the button cap 10 for several seconds , the power of the attack can be determined according to the pressing power; when playing a music rhythm game, the button cap 10 is pressed for several seconds, and the playing loudness of a real musical instrument is analogized according to the pressing power.

second embodiment

Referring to FIG. 8 and FIG. 9 , the second embodiment of the present application provides a button structure 200 , including a cover 20A, a movable element 30A, an elastic element 40A, a pressure sensing module 50A, a base 60A and a first terminal 11 . The upper cover 20A is provided with an opening 201A passing through the upper cover 20A, and one end of the movable element 30 passes through the opening 201A and is exposed to the upper cover 20A. The pressure sensing module 50A is disposed on the base 60A, and the pressure sensing module 50A is electrically connected to a circuit board (not shown).

The structure and functions of the pressure sensing module 50A in this embodiment are the same as those of the pressure sensing module 50 (see FIG. 3 ) in the first embodiment, and will not be repeated here.

Please refer to FIG. 10 , the elastic element 40A includes an element body 401 and a first bayonet 402 and a second bayonet 403 provided on the element body 401 , the first bayonet 402 is provided with a third elastic piece 407 with one end fixed and the other end movable. , the third elastic piece 407 is roughly arc-shaped. The component body 401 includes an adjacent first mount 402 The movable end 404 and the fixed end 405 close to the second bayonet 403 , the movable end 404 can move relative to the fixed end 405 . Please refer to FIG. 11 , the movable element 30A includes a movable block 31 and two resisting blocks 32 extending from the bottom surface of the movable block 31 along a direction close to the elastic element 40A. The two resisting blocks 32 and the bottom surface of the movable block 31 form a groove 33 , and the movable element 30A is disposed on the element body 401 of the elastic element 40A through the groove 33 and the two resisting blocks 32 . Referring to Fig. 10 and Fig. 11, the arrangement direction of the first bayonet 402 and the second bayonet 403 is defined as the first direction X, the direction perpendicular to the first direction X in the plane of the component body 401 is the second direction Y, and at the same time The direction perpendicular to the first direction X and the second direction Y is the third direction Z. It can be understood that the third direction Z is the pressing direction. The groove 33 is disposed on the element body 401 along the second direction Y, and the groove 33 cooperates with the two resisting blocks 32 to clamp the movable element 30A on the body between the first bayonet socket 402 and the second bayonet socket 403 .

Referring to FIG. 12 , the first terminal 11 includes a first terminal body 111 and a first protruding portion 112 and a second protruding portion 113 disposed on the first terminal body 111 . The first terminal body 111 is substantially 7-shaped. The first protrusion 112 engages with the third elastic piece 407 (see FIG. 10 ), and the second protrusion 113 engages with the second bayonet 403 (see FIG. 10 ). Further, a first notch 1121 is formed on the outer side wall of the first protrusion 112 , and a second notch 1131 is formed on the outer side wall of the second protrusion 113 . Wherein, the first notch 1121 is engaged with the third elastic piece 407 , and the second notch 1131 is engaged with the second bayonet 403 . The shapes of the first notch 1121 and the second notch 1131 may be, but not limited to, trapezoidal or V-shaped. The elastic element 40A is fixed on the first terminal 11 through the engagement between the second notch 1131 and the second bayonet 403 and the engagement between the first notch 1121 and the third elastic piece 407 .

Through the cooperation of the first notch 1121 and the second notch 1131 with the third elastic piece 407 and the second bayonet 403 of the elastic element 40A respectively, the stability and wear resistance of the button structure are improved, and the product life can be effectively improved. Capabilities can also be improved.

As shown in FIG. 9 , the button structure 200 in this embodiment further includes a second terminal 12 and a third terminal 13 . An end of the second terminal 12 close to the upper cover 20A is provided with a first contact 121 towards the elastic element 40A, and an end of the third terminal 13 close to the elastic element 40A is provided with a second contact 131 . Active end of elastic member 40A 404 is provided with a third contact 406 disposed towards the second contact 131 , and the third contact 406 is disposed between the first contact 121 and the second contact 131 .

Please continue to refer to FIG. 8 and FIG. 9 , the base 60A fits with the upper cover 20A and forms an accommodating space, the elastic element 40A, the pressure sensing module 50A and the first protrusion 112 and the second protrusion 113 of the first terminal 11 are all It is arranged in the accommodation space formed by the upper cover 20 and the base 60 . The base 60A is provided with a through hole (not shown) passing through the base 60A, and the second terminal 12 , the third terminal 13 and the first terminal body 111 respectively pass through the through hole and protrude out.

When not pressed, the elastic element 40A is in contact with the first contact 121 of the second terminal 12 , which is in a static state (Off). When pressed, the movable block 31 of the movable element 30A is pressed against the element body 401 located in the first bayonet 402 and the second bayonet 403, and under the action of the elastic force of the third elastic piece 407, the third contact 406 and the The second contacts 131 of the third terminal 13 are in contact to form a conduction line, which can output a corresponding key signal.

When the user continues to press down, the two resisting blocks 32 of the movable element 30A will contact the pressure sensing element 51, and the pressure sensing element 51 will monitor the pressure on the movable element 30A and convert the pressure into a pressure signal, and the conductive element 52 will The pressure signal is transmitted to the circuit board, and the circuit board outputs a corresponding key signal. For example, after pressing for a certain number of seconds, the same command can be executed continuously and repeatedly in the document processing, and the speed of repeating the command can be determined according to the pressing pressure; The power of the attack; when playing music rhythm games, press for a few seconds, and the strength of the press is analogous to the loudness of playing a real musical instrument.

The button structure provided by this application monitors the pressure pressed by the user by setting a pressure sensing module electrically connected to the circuit board, and then provides a composite signal according to the pressure pressed by the user, and provides more command functions. The button structure of the present application is sensitive, simple and efficient in operation, and can greatly improve user experience.

The above descriptions are some specific implementations of the present application, but should not be limited to these implementations in actual application. For those of ordinary skill in the art, other deformations and changes made according to the technical concept of the present application should fall within the scope of protection of the present application.

100: Button structure

10: Button cap

20: Top cover

30: Movable components

40: elastic element

50:Pressure sensing module

60: base

70: circuit board

80: The first shrapnel

90: second shrapnel

201: opening

202: snap-in ear

203: snap-in slot

61: Ontology

62: The first connecting part

63: The second connecting part

601: card convex

621:Accommodating hole

Claims (10)

A button structure, including a button cap, the improvement is that the button structure also includes: a movable element, one end of which is connected to the button cap; a base, the base is provided with a receiving hole, and the movable element is away from One end of the key cap is accommodated in the receiving hole; an elastic element, the elastic element elastically resists between the movable element and the base; a pressure sensing module, the pressure sensing module Set on the base, the pressure sensing module includes a pressure sensing element and a conductive element, the pressure sensing element is suitable for contacting the pressed movable element and used for monitoring the pressure on the movable element and The pressure is converted into a pressure signal; the area where the pressure sensing element can sense pressure exceeds 50% of the pressable area of the button cap; the circuit board, the pressure sensing module is electrically connected to the circuit board, and the The conduction element is used to conduct the pressure signal to the circuit board. The button structure according to claim 1, wherein the pressure sensing module further includes a first board, a second board and a third board, and the second board and the third board are arranged on the first the same side of the plate; the second plate and the third plate are provided with the pressure sensing element; the first plate is also provided with two conductive elements, one of which is close to the conductive element The second plate is arranged, and the other conductive element is arranged close to the third plate. The button structure according to claim 1, wherein the movable element includes a body part and extension parts and resisting parts arranged on opposite sides of the body part; the resisting part is connected with the key cap, The extension part is partially accommodated in the accommodating hole, and the elastic element is sheathed on the extension part; when the movable element is pressed, the body part is in contact with the pressure sensing element. The button structure according to claim 1, wherein the button structure further includes a first elastic piece and a second elastic piece arranged on the base, and the first elastic piece and the second elastic piece are electrically connected to the circuit board. The second elastic piece is arranged between the first elastic piece and the movable element. The button structure according to claim 4, wherein the first elastic piece includes a fixed portion and a bent portion connected to the fixed portion, the movable element includes a body portion, and a raised portion is provided on the body portion The bent portion is adapted to contact the raised portion when the movable element is pressed and move toward the fixed portion as the movable element is pressed. The button structure according to claim 1, wherein the button structure further includes an upper cover, the upper cover is provided with an opening and a locking ear, and one end of the movable element passes through the opening and is connected with the button cap. The clamping ear is provided with a clamping slot, the base is provided with a clamping protrusion, and the clamping protrusion is clamped with the clamping slot. A button structure, the improvement of which is that the button structure includes: an upper cover, the upper cover is provided with an opening through the upper cover; a base, the base is adapted to the upper cover and forms an accommodation space; an elastic element accommodates Placed in the accommodating space, the elastic element includes an element body and a first bayonet and a second bayonet provided on the element body, the first bayonet is provided with a third elastic piece; the first terminal , the first terminal includes a first terminal body and a first protruding portion and a second protruding portion disposed on the first terminal body, the first protruding portion engages with the third elastic piece, the first protruding portion The two protrusions are engaged with the second bayonet; the movable element includes a movable block and two abutting blocks extending from the movable block, and the two abutting blocks are connected to the bottom surface of the movable block A groove is formed, and the groove is snapped on the element body located at the first bayonet socket and the second bayonet socket, and the movable block is suitable for pressing against the elastic spring when the movable element is pressed. element to drive the elastic element to move; a pressure sensing module, the pressure sensing module is arranged on the base, the pressure sensing module includes a pressure sensing element and a conductive element, and the pressure sensing element is suitable for in contact with the resisting block of the movable element after being pressed and used for monitoring the pressure on the movable element and converting the pressure into a pressure signal; A circuit board, the pressure sensing module is electrically connected to the circuit board, and the conduction element is used to transmit the pressure signal to the circuit board. The button structure according to claim 7, wherein the pressure sensing module further includes a first board, a second board and a third board, and the second board and the third board are arranged on the first the same side of the plate; the second plate and the third plate are provided with the pressure sensing element; the first plate is also provided with two conductive elements, one of which is close to the conductive element The second plate is arranged, and the other conductive element is arranged close to the third plate. The button structure according to claim 7, wherein the button structure further includes a second terminal and a third terminal; the second terminal is provided with a first contact, and the third terminal is provided with a second contact; The element body includes a movable end close to the first bayonet and a fixed end close to the second bayonet, the fixed end is engaged on the second protrusion, and the movable end is provided with a third contact, the third contact is disposed between the first contact and the second contact and is adapted to communicate with the first contact or the second contact in different states of the movable element The contacts are in contact. The button structure according to claim 9, wherein, the elastic element, the pressure sensing module, the first protruding part and the second protruding part are all arranged in the accommodating space; the base has Through holes, the second terminal, the third terminal and the first terminal body respectively pass through the through holes and protrude out of the base.

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