TWM610806U - A multifunctional switch - Google Patents

Abstract

The utility model discloses a multifunctional switch, which includes an encoder, a key switch group and a toggle switch. The encoder includes an encoder base, an encoder conduction shrapnel, an encoder stop seat arranged on the encoder base, A contact spring provided at the lower end of the encoder stop base and in contact with the encoder conductive spring, an encoder upper cover linked with the encoder stop base, and a key cap linked with the encoder upper cover; the key switch group includes A central key switch, several side key switches located around the central key switch, a pendulum shaft element arranged above the central key switch, a shaft core provided on the pendulum shaft assembly, and correspondingly provided on the side key switch The button shaft; the toggle switch includes a toggle element arranged on the periphery of the encoder base, a conducting base, and a toggle elastic piece that is linked with the toggle element and is in contact with the conducting base. The multifunctional switch provided by the utility model has high integration, diversified functions, small occupation area, convenient operation, and provides designers with the possibility of integration of multiple switch functions.

Description

A multifunctional switch

The utility model relates to the field of switches, in particular to a multifunctional switch.

For products that have both coding and switching functions, the following two forms are currently used in the market:

(1) The coding function and the switch function are independent of the two products. This form will inevitably increase the cost and bring inconvenience to the end user;

(2) The code structure and the switch structure are simply assembled together, but the code structure and the switch structure are actually separated in structure, that is, different operating handles are needed to control the specific operation.

Although the form (2) realizes the simple merging of the two functions, strictly speaking, it does not truly combine the two structures. It is not only inconvenient in use, but also low in integration.

At the same time, most of the current switch products on the market are separate products with a single switch function, which cannot meet the demand for integration of multiple functions.

In summary, the current switch products on the market have the following shortcomings:

(1) Low integration and single function;

(2) The user needs to operate on a variety of switch products, which is inconvenient and easy to confuse.

(3) It is necessary to purchase a variety of switch products separately according to the needs, and the purchase cost high;

(4) Installed on terminal equipment (such as keyboard, car console), occupying a large area.

In view of the above-mentioned shortcomings, the purpose of the present invention is to provide a multifunctional switch with high integration, diversified functions, small occupation area and convenient operation, and provides electrical designers with the possibility of multiple switch function integration.

The technical scheme adopted by the utility model to achieve the above-mentioned purpose is:

A multifunctional switch, characterized in that it includes an encoder, a key switch group arranged on the encoder, and a toggle switch, wherein the encoder includes an encoder base, which is arranged on the encoder An encoder conductive shrapnel on the base and electrically connected to the PCB board, an encoder stop seat arranged on the encoder base, and a lower end of the encoder stop seat and in contact with the encoder conductive shrapnel A contact reed, an encoder upper cover linked with the encoder stop base, and a key cap linked with the encoder upper cover; the key switch group includes a central key switch arranged in the middle of the encoder base 、Several side key switches arranged on the encoder base and located on the periphery of the center key switch, a pendulum shaft element arranged above the central key switch, arranged on the encoder base and located in the pendulum shaft assembly A lower pressing reset piece, a rotating shaft core arranged on the pendulum shaft assembly and located below the keycap, and a plurality of key shafts correspondingly arranged on the side key switch and located below the keycap, wherein the code The upper cover of the device is provided on the periphery of the pendulum shaft element, and the center key switch and several side key switches are electrically connected to the PCB board; the toggle switch includes a toggle element and electrical A conducting base connected to the PCB board, and a toggle elastic piece linked with the toggle element and in contact with the conducting base.

As a further improvement of the present invention, an annular bracket is protruding upward in the middle of the encoder base, and a ring groove located at the periphery of the annular bracket and a ring located in the annular bracket are respectively formed on the encoder base. The central groove, the encoder conductive spring, the contact spring and the lower part of the encoder stop seat are all arranged in the ring groove, the central key switch and the pressing and resetting member are all arranged in the central groove, the number Two side key switches are arranged on the periphery of the ring groove.

As a further improvement of the present invention, the encoder stop seat is mainly composed of an annular stop ring embedded in the ring groove, and a ring extending upward from the inner wall of the annular stop ring and surrounding the periphery of the annular bracket The upper end of the ring-shaped stop arm is composed of a plurality of upper clamping positions and a plurality of upper clamping blocks, and a plurality of lower bayonet openings are opened on the outer wall of the ring-shaped stop arm; the upper cover of the encoder is mainly composed of A ring-shaped cover body covering the upper end of the ring-shaped stop arm, a number of lower clamping blocks extending downward from the lower end of the ring-shaped cover body, and a number of lower hook arms extending downward from the lower end of the ring-shaped cover body, wherein the Wait for the lower card block to click into the upper card slot and set it in a one-to-one correspondence with the upper card slots, and the lower hook arms are hooked into the lower bayonet openings and set in one-to-one correspondence with the lower bayonet openings; At the same time, a plurality of upper bayonet openings are opened on the annular cover body for the upper clamping blocks to be locked in and corresponding to the upper clamping blocks one by one.

As a further improvement of the present invention, a number of outer hook arms are protruding outward on the side of the upper cover of the encoder, and lower hook grooves are formed at the ends of the outer hook arms; A number of lower hook arms corresponding to the lower hook grooves one by one and hooked into the lower hook grooves.

As a further improvement of the present invention, at least one movable groove is formed on the encoder base and at the periphery of the encoder stop seat, and a hand feeling generating element is arranged in the movable groove, and the hand feeling generating element is mainly composed of a Hand-feel spring and a steel ball group arranged between the hand-feel spring and the outer wall of the encoder stop seat At the same time, a number of arc-shaped protrusions are formed on the outer wall of the encoder stop seat.

As a further improvement of the present invention, a ring magnet is arranged in the ring groove and inside the steel ball.

As a further improvement of the present invention, a limit cover plate is provided on the upper end cover of the ring groove, and the limit cover plate is arranged around the encoder stop seat, and the side of the limit element cover plate is outwardly A limit block covering the movable groove is convexly provided. At the same time, a plurality of limit insert blocks are provided extending downward from the outer edge of the limit cover plate, and the limit insert blocks are formed on the outer wall of the ring groove A plurality of limit slots are inserted into the limit slot, and a socket penetrating to the outside of the encoder base is formed at the bottom of the limit slot, and the lower end of the limit insert block is inserted into the socket.

As a further improvement of the present invention, the encoder conductive elastic piece has three conductive terminals electrically connected to the PCB board.

As a further improvement of the present invention, the pendulum shaft assembly is mainly composed of a pendulum shaft base movably arranged on the annular support, and an upper pendulum shaft and an upper pendulum shaft that are rotatably arranged on the pendulum shaft base and arranged orthogonally to each other. Composed of hem shaft.

As a further improvement of the present invention, there is an annular boss embedded in the central groove at the lower end of the pendulum shaft base, and at least one side of the locking position is formed on the side of the pendulum shaft base. At least one limit hook block inserted into the side clamping position and hooked on the swing shaft base is protruded upwardly.

As a further improvement of the present invention, the lower swing shaft includes a lower swing shaft main body and two lower extension arms arranged at both ends of the lower swing shaft main body, wherein the lower swing shaft main body is formed with a lower end of the shaft core embedding An embedding groove; the upper swing shaft includes an upper swing shaft main body arranged orthogonally to the lower swing shaft main body, and two upper extension arms arranged at both ends of the upper swing shaft main body, wherein the upper swing shaft main body is opened There is an upper pendulum shaft hole for the shaft core to pass through; in the middle of the pendulum shaft base There is a through hole for the lower part of the main body of the lower swing shaft to pass through, and the upper edge of the swing shaft base is respectively provided with two lower movable clamping slots for the two lower extension arms to be movably clamped, and for the two upper extension arms to move Two upper movable slots that are inserted; the encoder upper cover is provided on the two lower extension arms and the two upper extension arms, and the upper part of the encoder upper cover is formed with the upper part of the upper swing shaft main body and the rotating shaft core A central relief hole penetrated at the upper end.

As a further improvement of the present invention, a key guide frame is provided on the encoder base, and the key guide frame is mainly composed of a connecting ring arranged around the encoder stop seat and formed outside the connecting ring It is composed of several positioning guide shaft sleeves on the side and sleeved on the periphery of the key shaft; a number of installation grooves for the side key switch are formed on the encoder base; the positioning guide shaft sleeve is mainly set in The side key switch is composed of a positioning seat embedded in the mounting groove at the upper end and the lower end, and a guide sleeve arranged on the positioning seat. The central axis of the positioning guide shaft sleeve is formed with the positioning seat and the guide sleeve respectively penetrating through the positioning seat and the guide sleeve. A guide hole, the key shaft is inserted from bottom to top and penetrates through the guide hole.

As a further improvement of the present invention, the number of the side key switches is four, which are two left and right key switches arranged oppositely and two front and rear key switches arranged oppositely; the length direction of the upper swing shaft and the two The left and right key switches are located on the same straight line, and the length direction of the lower swing shaft is located on the same straight line with the two front and rear key switches.

As a further improvement of the present invention, an LED light is provided on the central key switch.

As a further improvement of the present invention, the pressing and restoring member is a restoring spring, and the restoring spring abuts against the lower end of the annular boss.

As a further improvement of the present invention, the toggle element includes a toggle seat and a connecting seat surrounding the encoder base and located below the keycap. A toggle base on the inner side of the toggle seat, at least one toggle portion disposed on the outer side of the toggle seat, and connected to the toggle seat and slide on the encoder base A plurality of limit sliding arms on the seat, wherein the toggle base is arranged above the conduction base, the toggle elastic piece is fixed on the toggle base; the lower end of the conduction base is provided with an electrical connection to the PCB Several conductive terminals of the board, and the toggle elastic piece has two conductive contact ends contacting the conductive terminals.

As a further improvement of the present invention, a number of side grooves are formed on the inner side of the toggle base, and a hand-feeling protrusion matching the side grooves is protruded on the encoder base.

As a further improvement of the present invention, at least one light leakage hole is opened on the encoder base, and the light leakage hole is located on one side of the key switch, and the key cap is transparent or semi-transparent.

The beneficial effect of the utility model is: by tightly integrating the three functional structures of the encoder, several key switches and the toggle switch, the whole switch integrates the parameter adjustment of the rotary encoder, the multi-function selection of the keys, and the difference Various functions such as function mode shift selection and selection, forming an integrated multifunctional switch product, each functional structure can be tightly integrated into one, high integration, low purchase cost, and no interference between each other during operation , Encoder, key switch and toggle switch are precise and sensitive, with diversified functions and small footprint, which not only significantly improves the convenience of operation, but also provides electrical designers with the possibility of integration of multiple switch functions.

The above is an overview of the technical solution of the utility model. The following is a further description of the utility model with reference to the drawings and specific implementations.

1: encoder

11: Encoder base

110: feel raised

111: Ring bracket

1111: limit hook block

112: Ring groove

1121: limit slot

1122: jack

113: Center Groove

114: active slot

115: installation slot

116: light leak hole

12: Encoder conductive shrapnel

120: Three conductive terminals

121: Integral metal sheet

1211: Conduction terminal

122: Intermittent metal sheet A

1221: Conduction terminal

123: Intermittent metal sheet B

1231: Conduction terminal

1220, 1230: tooth position

1222,1232: space

13: Encoder stop

131: Annular stop ring

132: Ring stop arm

1321: upper card slot

1322: upper card block

1323: Lower bayonet

133: Toggle Shrapnel

133: Curved protrusion

14: Contact reed

14: Contact reed

141: Touch Foot

15: Encoder upper cover

150: Center Gap Hole

151: Ring cover

1511: upper bayonet

152: Under the card block

153: Lower Hook Arm

154: Outer Hook Arm

1541: lower hook groove

16: keycap

161: Lower Hook Arm

17: Hand feeling generating element

171: Feel spring

172: Steel Ball

173: Ring magnet

18: Limit cover

181: limit block

182: limit insert block

2: Key switch group

21: Center button switch

210: LED light

22: Side button switch

221: Left and right button switch

222: Front and rear key switch

23: Pendulum shaft assembly

231: Pendulum base

2310: Via

2311: Ring boss

2312: Side card slot

2313: Lower active card slot

2314: Upper active card slot

232: upper swing shaft

2321: Upper swing shaft body

2322: Upper extension arm

23211: Upper swing shaft perforation

233: hem shaft

2331: Bottom shaft body

23311: Embedded slot

2332: Lower extension arm

24: Press the reset piece

25: shaft core

26: a button axis

27: Button guide frame

271: connecting ring

272: Positioning guide bushing

2721: positioning seat

2722: Guide sleeve

3: Toggle switch

31: Toggle component

311: Toggle the Rotary Seat

312: Toggle the base

3121: Side card slot

313: Toggle Department

314: limit sliding arm

314: limit sliding arm

3141: Upper limit sliding arm

3142: Lower limit sliding arm

32: conduction base

320: Conduction terminal

33: Toggle the shrapnel

331: Conduction contact end

321: Conduction terminal

322: Conduction terminal

323: Conduction terminal

324: Conduction terminal

A: Pulse signal

B: Pulse signal

Figure 1 is an exploded view of the new model.

Figure 2 is a schematic diagram of the external structure of the new model.

Figure 3 is a schematic diagram of a part of the utility.

Figure 4 is a cross-sectional view of one of the new models.

Figure 5 is a schematic diagram of another part of the new model.

Figure 6 is a schematic diagram of the structure of the new encoder base.

Figure 7 is a schematic diagram of the structure of the new encoder stopper and the encoder upper cover.

Figure 8 is a schematic diagram of the structure of the new keycap.

Figure 9 is another cross-sectional view of the new model.

Figure 10 is a schematic diagram of the structure of the new encoder conductive spring and contact spring combined.

Figure 11 is an exploded view of Figure 10

Figure 12 is a structural diagram of the new type of key switch set on the base of the encoder.

Figure 13 is a structural diagram of the new heart key switch and several side key switches arranged on the encoder base.

Figure 14 is a structural schematic diagram of the combination of the new pendulum shaft base and the ring bracket.

Figure 15 is a schematic diagram of the structure of the new pendulum shaft base.

Figure 16 is a schematic diagram of the structure of the new pendulum shaft base.

Figure 17 is a schematic diagram of the structure of the lower swing shaft of the new type.

Figure 18 is a top view of the new toggle assembly.

Figure 19 is a bottom view of the new toggle assembly.

Figure 20 is a structural illustration of the new type of toggle shrapnel set on the conduction base intention.

Figure 21 is a schematic diagram of another structure of the new-type toggle spring set on the conduction base.

Figure 22 is a schematic diagram of another structure of the new-type toggle spring set on the conduction base.

In order to further explain the technical means and effects of the present utility model to achieve the predetermined purpose, the specific implementation of the present utility model will be described in detail below with reference to the accompanying drawings and preferred embodiments.

Please refer to FIGS. 1 to 3, an embodiment of the present invention provides a multifunctional switch, which includes an encoder 1, a key switch group 2 provided on the encoder 1, and a toggle switch 3. That is, the multifunctional switch in this embodiment is an integrated switch product integrating an encoder, a key switch and a toggle switch, which not only provides convenience for the operator, but also provides the electrical designer with the possibility of multiple switch function integration.

In this embodiment, as shown in FIGS. 1 to 6, the encoder 1 includes an encoder base 11, and an encoder conductive elastic sheet 12 disposed on the encoder base 11 and electrically connected to the PCB board. , An encoder stop 13 arranged on the encoder base 11, a contact spring 14 arranged at the lower end of the encoder stop 13 and in contact with the encoder conductive spring 12, and stop with the encoder An upper encoder cover 15 linked to the movable base 13 and a key cap 16 linked to the upper encoder cover 15. When the keycap 16 is rotated, the encoder upper cover 15 and the encoder stopper 13 can be driven to rotate in turn, so that the contact spring 14 at the lower end of the encoder stopper 13 slides in contact on the encoder conductive spring 12 , You can form an adjustable rotary encoder that can rotate 360°. Therefore, the multifunctional switch of this embodiment has the function of a rotary encoder, and when in use, the user can use it to debug parameters, and increase and decrease a certain value.

In this embodiment, as shown in Figures 12 to 14, the key switch group 2 includes a central key switch 21 arranged in the middle of the encoder base 11, and is arranged on the encoder base 11 and located on the Several side key switches 22 around the center key switch 21, a pendulum shaft element 23 arranged above the central key switch 21, and a push-reset member provided on the encoder base 11 and located below the pendulum shaft assembly 23 24. A rotating shaft core 25 provided on the pendulum shaft assembly 23 and located below the key cap 16, and a plurality of key shafts 26 correspondingly provided on the side key switch 22 and located below the key cap 16, wherein the The upper cover 15 of the encoder is arranged on the periphery of the pendulum element 23, and the central key switch 21 and the side key switches 22 are electrically connected to the PCB board. Specifically, in this embodiment, the center key switch 21 and the side key switch 22 are both conventional key switches, also called light touch switches. When in use, press the key switch to meet the operating force conditions, and the key switch can be closed and turned on. When the pressure is removed, the key switch is turned off. Therefore, the multifunctional switch of this embodiment has the center key switch 21 and several side key switches 23, which can be used by the user for function selection operations.

In this embodiment, as shown in FIGS. 3 and 19, the toggle switch 3 includes a toggle element 31 arranged on the periphery of the encoder base 11, and a conductive base 32 electrically connected to the PCB board. , And a toggle elastic piece 33 linked with the toggle assembly 31 and in contact with the conducting base 32. When the toggle assembly 31 is toggled, the toggle spring 33 is driven to slide on the conduction base 32, so that the toggle spring 33 is connected to different conduction terminals on the conduction base 32, thereby realizing different working modes Switch. Therefore, the multifunctional switch of this embodiment has a toggle switch function, has multiple gear positions for users to switch, and realizes the switch of multiple switch function gear positions.

Specifically, as shown in FIGS. 5 and 6, an annular bracket 111 is protruding upward in the middle of the encoder base 11, and a ring groove 112 is respectively formed on the periphery of the annular bracket 111 on the encoder base 11. , And located in the ring bracket 111 A central groove 113 of the encoder, the encoder conductive spring 12, the contact spring 14 and the lower part of the encoder stop 13 are all set in the ring groove 112, and the central key switch 21 and the pressing reset member 24 are all set In the central groove 113, the plurality of side key switches 22 are arranged around the ring groove 112, as shown in FIG. 13.

Specifically, as shown in FIG. 7, the encoder stop 13 is mainly composed of an annular stop ring 131 embedded in the ring groove 112, and the inner wall of the annular stop ring 131 extends upward and surrounds the stop ring 131. A ring-shaped stop arm 132 around the ring-shaped bracket 111 is formed, wherein a plurality of upper clamping positions 1321 and a plurality of upper blocking blocks 1322 are formed at the upper end of the ring-shaped stop arm 132, and a plurality of Lower bayonet 1323; meanwhile, the encoder upper cover 15 is mainly composed of a ring-shaped cover body 151 covering the upper end of the ring-shaped stop arm 132, a number of lower clamping blocks 152 extending downward from the lower end of the ring-shaped cover body 151, and It is composed of a number of lower hook arms 153 extending downward from the lower end of the ring-shaped cover 151, wherein the lower clamping blocks 152 are clamped into the upper clamping positions 1321, and are arranged in a one-to-one correspondence with the upper clamping positions 1321. Wait for the lower hook arm 153 to hook into the lower bayonet openings 1323, and to correspond to the lower bayonet openings 1323; at the same time, the ring-shaped cover 151 is provided for the upper locking blocks 1322 to be locked in and connected with each other. A number of upper bayonet openings 1511 corresponding to the upper clamping blocks 1322 one-to-one. As a result, the encoder upper cover 15 and the encoder stopper 13 are buckled into one body. When the encoder upper cover 15 rotates, the encoder upper cover 15 also rotates, realizing the function of interlocking the two. .

At the same time, a number of outer hook arms 154 are protruding outward on the side of the upper cover 15 of the encoder, and lower hook grooves 1541 are formed at the ends of the outer hook arms 154; at the same time, as shown in Figs. 8 and 9, A number of lower hook arms 161 corresponding to the lower hook grooves 1541 and hooked into the lower hook grooves 1541 are extended downwardly in the key cap 16. As a result, the encoder upper cover 15 and the key cap 16 are connected together. When the key cap 16 is rotated, the encoder upper cover 15 also rotates to realize the function of interlocking the two.

In order to increase the hand feeling when the keycap 16 is rotated, as shown in FIGS. 5 and 6, in this embodiment, at least one movable groove 114 is formed on the encoder base 11 and located on the periphery of the encoder stop 13 A hand-feel generating element 17 is provided in the movable groove 114, and the hand-feel generating element 17 is mainly composed of a hand-feel spring 171 and a steel ball 172 disposed between the hand-feel spring 171 and the outer wall of the encoder stop 13; At the same time, a number of arc-shaped protrusions 133 are formed on the outer wall of the encoder stop 13. When the key cap 16 is rotated, the key cap 16 drives the encoder upper cover 15 and the encoder stop base 13 to rotate in turn. During the rotation of the encoder stop base 13, the steel ball 172 is directed The force of the hand-feeling spring 171 causes the hand-feeling spring 171 to deform, and the steel ball 172 slides on the arc-shaped protrusions 133 on the outer wall of the encoder stop 13 to produce a hand feeling.

At the same time, in order to make the steel ball 172 always contact the arc-shaped protrusion 133 on the outer wall of the encoder stopper 13, the present embodiment is provided with a ring magnet 173 in the ring groove 112 and inside the steel ball 172, specifically Yes, the ring magnet 173 is embedded in the ring stop ring 131, and the ring magnet 173 magnetically attracts the steel ball 172, so that the steel ball 172 is attracted to the ring magnet 173, so that the steel ball 172 always stays with the steel ball 172. The arc-shaped protrusions 133 on the outer wall of the encoder stop 13 are in contact with each other, which facilitates the generation of hand feeling during rotation.

In order to prevent the hand-feel generating element 17 and the encoder stop seat 13 from shifting or tilting, as shown in FIG. 3, in this embodiment, a limit cover 18 is provided on the upper end cover of the ring groove 112, and The limit cover plate 18 is arranged around the periphery of the encoder stop seat 13, and a limit block 181 which is provided on the movable groove 114 is protrudingly provided on the side of the limit element cover plate 18, and the limit block 181 is provided on the movable groove 114 by the limit element. The position block 181 restricts the handle spring 171 and the steel ball 172 arranged in the movable groove 114. At the same time, as shown in Figures 3 and 13, a number of limit inserts 182 are provided on the outer edge of the limit cover 18 extending downwards. The outer wall of the ring groove 112 is formed with a plurality of limit grooves 1121 for the limit insert block 182 to be inserted into, and at the bottom of the limit groove 1121 is formed a socket 1122 penetrating to the outside of the encoder base 11. The lower end of the limit insert block 182 is inserted into the socket 1122, thereby positioning the limit cover 18 on the encoder base 11.

In this embodiment, as shown in FIGS. 6, 10 and 11, the encoder conductive spring 12 has three conductive terminals 120 electrically connected to the PCB board. Specifically, the encoder conductive shrapnel 12 has a circular shape as a whole, and is mainly composed of one-third of the integral metal sheet 121, one-third of the discontinuous metal sheet A 122, and one-third of the discontinuous metal sheet B 123. The three conductive terminals 120 are respectively a conductive terminal 1211 connected to the integral metal sheet 121, a conductive terminal 1221 connected to the discontinuous metal sheet A 122, and a conductive terminal 1231 connected to the discontinuous metal sheet B 123. The discontinuous metal sheet A 122 and the discontinuous metal sheet B 123 are both discontinuous toothed metal sheets, that is, a plurality of tooth positions (1220) are formed on the discontinuous metal sheet A 122 and the discontinuous metal sheet B 123, respectively. ,1230), and there is a space (1222,1232) between two adjacent tooth positions.

At the same time, the contact reed 14 is an annular reed as a whole, and the contact reed 14 has three contact pins 141 slidingly contacted with the encoder conductive spring 12.

When the contact spring 14 rotates with the encoder stopper 13, the three contact pins 141 on the contact spring 14 are connected to the integral metal sheet 121, the discontinuous metal sheet A 122, and the discontinuous metal sheet. The slice B 123 slides on, so as to realize intermittent conduction and disconnection, forming a pulse signal, thereby sensing the clockwise rotation and counterclockwise rotation of the encoder.

Specifically, as shown in FIG. 10, when rotating clockwise, one of the contact pins 141 of the contact spring 14 slides on the integral metal sheet 121, and the other One contact pin 141 is in contact with the tooth position on the discontinuous metal sheet A 122, and the remaining contact pin 141 is in contact with the space position on the discontinuous metal sheet B 123. Therefore, in the process of continuous rotation, when each tooth position is rotated, the conductive terminal 1211 on the conductive spring 12 of the encoder is connected to the conductive terminal 1221, or the conductive terminal 1211 is connected to the conductive terminal 1231. Every time a tooth position is rotated, the conduction terminal 1211 is connected to the conduction terminal 1221, or the conduction terminal 1211 and the conduction terminal 1231 are switched, and a pulse signal A is formed.

In the counterclockwise and reverse rotation, for the same reason, every time a tooth position is rotated, the conduction terminal 1211 and the conduction terminal 1221 will be connected, or the conduction terminal 1211 and the conduction terminal 1231 will be switched to form a pulse signal B .

According to the phases of the pulse signal A and the pulse signal B, it can be judged whether it is rotating clockwise or counterclockwise. When the encoder 1 of this embodiment is used to increase and decrease a certain value, such as volume adjustment and audio adjustment, the increase/decrease of volume or audio is controlled by rotating clockwise and counterclockwise.

In this embodiment, as shown in FIG. 12, the pendulum shaft assembly 23 is mainly composed of a pendulum shaft base 231 movably installed on the ring support 111 and a pendulum shaft base 231 rotatably installed on the pendulum shaft base 231 and aligned with each other. An upper swing shaft 232 and a lower swing shaft 233 are arranged alternately.

Specifically, as shown in FIGS. 14 and 15, at the lower end of the pendulum base 231 there is an annular boss 2311 embedded in the central groove 113, and at least one side of the pendulum base 231 is formed The side locking position 2312 has at least one limiting hook block 1111 inserted into the side locking position 2312 and hooked on the pendulum shaft base 231 protruding upward on the annular bracket 111. Since the annular boss 2311 of the pendulum shaft base 231 is embedded in the central groove 113, and the pendulum shaft base 231 is hooked by the limiting hook block 1111, the pendulum shaft base 231 is limited to the center groove 113. Ring bracket 111, and along the central groove 113 moves up and down within a certain height stroke.

Specifically, as shown in FIG. 16, the lower swing shaft 233 includes a lower swing shaft main body 2331 and two lower extension arms 2332 provided at both ends of the lower swing shaft main body 2331, wherein a supply is formed on the lower swing shaft main body 2331. An embedding groove 23311 is embedded in the lower end of the shaft core 25. As shown in FIG. 17, the upper swing shaft 232 includes an upper swing shaft main body 2321 arranged orthogonally to the lower swing shaft main body 2331, and two upper extension arms 2322 arranged at both ends of the upper swing shaft main body 2321, wherein The upper pendulum shaft body 2321 is provided with an upper pendulum shaft hole 23211 through which the shaft core 25 passes, and the upper pendulum shaft body 2321 is in an upwardly curved arch shape. At the same time, there is a through hole 2310 in the middle of the pendulum shaft base 231 for the lower part of the pendulum shaft body 2331 to pass through, and the upper edge of the pendulum shaft base 231 is respectively provided with two lower extension arms 2332 for movably snapping into The two lower movable grooves 2313, and the two upper movable grooves 2314 for the two upper extension arms 2322 to be movably engaged, that is, the lower swing shaft 233 can swing left and right along the two lower movable grooves 2313, the upper swing shaft 232 can swing left and right along the two upper movable slots 2314.

In order to prevent the upper swing shaft 232 and the lower swing shaft 233 from end upturning, the encoder upper cover 15 of this embodiment is covered on the two lower extension arms 2332 and the two upper extension arms 2322, as shown in FIG. 3 , And a center relief hole 150 is formed in the middle of the upper cover 15 of the encoder for the upper part of the upper swing shaft body 2321 and the upper end of the rotating shaft core 25 to pass through. As a result, the upper swing shaft 232 and the lower swing shaft 233 are limited by the encoder cover 15, and can only swing left and right within a certain range without end upturning, thereby improving the upper swing shaft 232 and the lower swing shaft 232. The accuracy of the swinging movement of the lower swing shaft 233.

In order to improve the accuracy of the pressing action of the side key switch 22, this embodiment is provided with a key guide frame 27 on the encoder base 11. As shown in FIG. 12, the key guide frame 27 is mainly arranged around the encoder. A connecting ring 271 on the periphery of the stop base 13 and formed on the outer side of the connecting ring 271 and sleeved on the periphery of the key shaft 26 A number of positioning guide shaft sleeves 272 are formed; on the encoder base 11 is formed with a number of installation grooves 115 for the side key switch 22 to install; the positioning guide shaft sleeve 272 is mainly set on the upper end of the side key switch 22 And the lower end is embedded in the mounting groove 115, a positioning seat 2721 and a guide sleeve 2722 set on the positioning seat 2721 are formed, on the positioning guide shaft sleeve 272 is formed on the central axis of the positioning seat 2721 and the guide respectively. A guide hole of the sleeve 2722, the key shaft 26 is inserted from bottom to top and penetrates the guide hole. The side key switch 22 is positioned in the mounting groove 115 by the positioning seat 2721 to prevent the side key switch 22 from shifting when it is moved; and the guide sleeve 2722 provides a guide for the up and down movement of the key shaft 26 . When a certain position on the keycap 16 is pressed down, the keycap 16 contacts and drives the key shaft 26 below the pressed position to move vertically down along the guide hole inside the guide sleeve 2722 to trigger the position The lower side key switch 22 is turned on; when the key cap 16 is released, the pressing reset member 24 and the elastic restoring member inside the side key switch 22 drive the key shaft 26 along the guide hole inside the guide sleeve 2722 Move vertically up to reset. As a result, the accuracy of the on and off actions of the side key switch 22 is improved.

The number of the side key switches 22 can be set according to specific needs. In this embodiment, preferably, the number of the side key switches 22 is four, which are two oppositely arranged left and right key switches 221 and opposite The two front and rear key switches 222 are set as shown in FIG. 13; the length direction of the upper swing shaft 232 and the two left and right key switches 221 are on the same line, and the length direction of the lower swing shaft 233 is in line with the two front and rear key switches. 222 is located on the same straight line, as shown in Figure 12.

When a certain position on the front and rear sides of the keycap 16 is pressed down (above the front and rear key switches 222), the middle of the keycap 16 is supported by the shaft core 25, as shown in FIG. 4, the key shaft 26 at the pressed position moves down , To trigger the side key switch 22 under the key shaft 26 to be turned on. During this process, as shown in Figure 12, the upper swing shaft 232 moves toward the keycap The pressed side of 16 swings, so that the pressed position of the keycap 16 moves down, while the unpressed position is supported by the upper swing shaft 232 and does not move down, that is, the upper swing shaft 232 supports the keycap 16 The downward movement direction plays a guiding role, so that the keycap 16 accurately tilts to the pressed position, and the unpressed position does not move downward, preventing the keycap 16 from moving downward as a whole and the four side key switches 22 are all turned on. Similarly, when a certain position on the left and right sides of the keycap 16 is pressed down (above the left and right key switches 221), the middle of the keycap 16 is supported by the shaft core 25, and the key shaft 26 at the pressed position moves down to trigger The side key switch 22 below the key shaft 26 is turned on. During this process, as shown in FIG. 12, the lower swing shaft 233 swings to the side where the keycap 16 is pressed, so that the pressed position of the keycap 16 moves down, and the unpressed position is moved by the lower swing shaft 233. The support will not move down, that is, the downward movement direction of the keycap 16 is guided by the lower swing shaft 233, so that the keycap 16 is accurately inclined to the pressed position, and the unpressed position will not move down, preventing the occurrence of the The keycap 16 moves down as a whole, and the four side key switches 22 are all turned on. As a result, the function of accurately pressing the single side key switch 22 individually and accurately turning on the single side key switch 22 alone is realized, with high reliability and low possibility of misoperation.

This embodiment has four side key switches 22, and four pressing actions can be realized by pressing the four positions of the front, back, left, and right of the keycap 16 to complete four different conduction functions. The specific functions that can be implemented by the four side key switches 22 can be set according to user requirements. For example, the two front and rear key switches 222 can be used to switch between the upper and lower lists, and the two left and right key switches 221 can be used to switch between the previous song and the next song, or adjust the volume and so on.

As for the center key switch 21, during specific operation, as shown in FIG. 4, the middle of the keycap 16 is pressed down to exert a downward force on the shaft core 25, and the shaft core 25 acts downward on the lower swing Shaft 233, the lower swing shaft 233 drives the pendulum shaft base 231 to move down, and then the lower end of the pendulum shaft base 231 presses down the center button to open When 21 is turned off, the central key switch 21 is turned on; at the same time, the lower end of the pendulum shaft base 231 presses the pressing and resetting member 24 downward, so that the pressing and resetting member 24 is compressed. When the pressing on the middle of the keycap 16 is released, the elastic restoring force of the pressing and resetting member 24 resets the whole, and the central key switch 21 is turned off. Thus, the operation of the center key switch 21 is realized.

The specific functions of the center key switch 21 can be set according to specific needs. For example, set as the confirmation key. After the mode is confirmed, the volume level is confirmed, or the song is selected, press the middle of the keycap 16 to make the center key switch 21 is turned on to achieve the purpose of confirmation.

At the same time, this embodiment is also provided with an LED light 210 electrically connected to the PCB board on the central key switch 21. The LED light 210 provides an indication of the working status of the entire switch. As long as the product is powered on, the LED light 210 is Can be lit.

In this embodiment, as shown in FIG. 4, the pressing and restoring member 24 is a restoring spring, and the restoring spring 24 abuts against the lower end of the annular boss 2311. When the key cap 16 is pressed, the return spring is compressed. When the key cap 16 is released, the upward elastic restoring force of the return spring resets the entire switch.

In this embodiment, as shown in FIGS. 2, 3, 18, and 19, the toggle assembly 31 includes a toggle seat surrounded by the encoder base 11 and located below the keycap 16. 311. A toggle base 312 connected to the inner side of the toggle seat 311, at least one toggle portion 313 provided on the outer side of the toggle seat 311, and connected to the toggle seat 311 and a plurality of limit sliding arms 314 sliding on the encoder base 11, wherein the toggle base 312 is disposed above the conducting base 32, and the toggle spring 33 is fixed on the toggle base 312 , As shown in Figure 19. At the same time, as shown in FIG. 20, the lower end of the conductive base 32 is provided with a plurality of conductive terminals 320 electrically connected to the PCB board, and the toggle spring 33 has two conductive contacts that are in contact with the conductive terminal 320. The end 331, and the toggle elastic piece 33 has an arch shape as a whole. Specifically, the toggle spring 133 can be made of stainless steel 301. When the toggle portion 313 is toggled, the toggle rotation base 311 rotates along the periphery of the encoder base 11, and drives the toggle spring 33 on the toggle base 312 to slide on the conduction base 32, The two conductive contact ends 331 of the toggle spring 33 are connected to different conductive terminals 320 on the conductive base 32, thereby realizing the switching of different working modes.

Specifically, the lower end of the conduction base 32 has four conduction terminals electrically connected to the PCB board, which are the conduction terminal 321, the conduction terminal 322, the conduction terminal 323 and the conduction terminal 324, respectively. As shown in FIG. 20, when the two conductive contact ends 331 of the toggle spring 33 are in contact with the conductive terminal 322 and the conductive terminal 323 respectively, the conductive terminal 322 and the conductive terminal 323 are conductive, which is the working mode one; As shown in FIG. 21, when the toggle spring 33 slides until the two conductive contact ends 331 respectively contact the conductive terminal 321 and the conductive terminal 322, the conductive terminal 321 and the conductive terminal 322 are connected, which is the second working mode; As shown in FIG. 22, when the toggle spring 33 slides until the two conductive contact ends 331 respectively contact the conductive terminal 322 and the conductive terminal 324, the conductive terminal 322 and the conductive terminal 324 are conducted, which is the third working mode. . Therefore, when the toggle portion 313 is moved to drive the toggle elastic piece 33 on the toggle base 312 to slide on the conductive base 32, the two conductive contact ends 331 of the toggle elastic piece 33 are connected to two different ones. When only one conduction terminal 320 is turned on, three different working modes can be switched. That is, three gears are obtained, and one position for each rotation is one gear element corresponding to one working mode.

The definition of the three working modes can be set according to specific needs. For example, the following definitions can be made:

Working mode one (first gear): volume adjustment mode, in this mode, the volume can be adjusted through encoder 1 or key switch group 2, and adjust it well After that, press down the middle of the keycap 16 to turn on the central key switch 21 to confirm the volume.

Working mode two (second gear): LED light brightness adjustment mode, in this mode, the encoder 1 or the key switch group 2 can be used to adjust the LED light brightness, after the adjustment, press down the key cap 16 In the middle, the center key switch 21 is turned on to confirm the brightness of the LED light.

Working mode three (three gears): song switching mode, in this mode, the button switch group 2 can be used to switch songs.

In order to increase the hand feel of the toggle portion 313 when the gear is switched, as shown in FIG. 18 and FIG. 19, in this embodiment, a plurality of side card slots 3121 are formed on the inner side of the toggle base 312, specifically Yes, this embodiment has three side latching grooves 3121, and a handle protrusion 110 matching the side latching groove 3121 is protrudingly provided on the encoder base 11. Specifically, the handle protrusion 110 is formed in On the outer side of the limiting cover plate 18, as shown in FIGS. 3 and 12, the limiting cover plate 18 (including the handle protrusion 110) can be made of stainless steel or iron material with certain elasticity. When the toggle portion 313 is toggled, the hand-feeling protrusion 110 moves between the three side grooves 3121, which gives a hand feel and makes it easier to perceive the completion of the gear shift.

When the toggle portion 313 is toggled, in order to enable the toggle rotary seat 311 to slide along the periphery of the encoder base 11, in this embodiment, a plurality of limit sliding arms 314 are provided on the toggle rotary seat 311. Specifically, as shown in FIG. 18, it may include two upper limit sliding arms 3141 and two lower limit sliding arms 3142. The two upper limit sliding arms 3141 and the two lower limit sliding arms 3142 match, so that the toggle The rotating seat 311 is clamped on the periphery of the encoder base 11 and can slide along the periphery of the encoder base 11.

In this embodiment, as shown in FIG. 3, at least one light leakage hole 116 is opened on the encoder base 11, and the light leakage hole 116 is located on one side of the button opening. On the side of the switch 22, the key cap 16 is transparent or semi-transparent. Through the arrangement of the light leakage hole 116, when the entire circuit on the PCB board under the switch is energized, the light emitted by other light-emitting elements on the PCB board will leak through the light leakage hole 116 and pass through the key cap 16. Therefore, no matter how the keycap 16 is rotated, the position of the transmitted light will not change, and the user can be informed of the position of the side key switch 22. Correspondingly, through the principle of orthogonality, the position of the opposite side can be known. The position of the side key switch 22 and the positions of the other two side key switches 22 orthogonal to each other facilitate the user to select the four side key switches 22 by pressing.

It should be noted here that the present utility model is a research and development on the design of the multifunctional switch structure, and realizes the integration of multiple functional structures. The circuit design on the matched PCB board is not the focus and innovation of this utility model. point.

The above are only preferred embodiments of the present utility model, and do not limit the technical scope of the present utility model. Therefore, the same or similar technical features as the above-mentioned embodiments of the present utility model are adopted to obtain other structures. Within the protection scope of the utility model.

1: encoder

11: Encoder base

13: Encoder stop

14: Contact reed

15: Encoder upper cover

16: keycap

17: Hand feeling generating element

171: Feel spring

172: Steel Ball

173: Ring magnet

14: Contact reed

2: Key switch group

21: Center button switch

22: Side button switch

23: Pendulum shaft assembly

231: Pendulum base

232: upper swing shaft

233: hem shaft

24: Press the reset piece

25: shaft core

26: a button axis

27: Button guide frame

3: Toggle on

Claims (18)

A multifunctional switch, which is characterized in that it includes an encoder, a key switch group arranged on the encoder, and a toggle switch, wherein the encoder includes an encoder base and is set on the encoder base. An encoder conductive shrapnel on the base and electrically connected to the PCB board, an encoder stop seat arranged on the encoder base, and an encoder conductive shrapnel arranged at the lower end of the encoder stop seat and in contact with the encoder conductive shrapnel Contact reed, an encoder upper cover linked with the encoder stop base, and a key cap linked with the encoder upper cover; the key switch group includes a central key switch arranged in the middle of the encoder base, Several side key switches arranged on the encoder base and located around the center key switch, a swing shaft element arranged above the center key switch, arranged on the encoder base and located below the pendulum shaft assembly A pressing and resetting part of the oscillating shaft assembly, a rotating shaft core disposed on the pendulum shaft assembly and located below the keycap, and a plurality of key shafts correspondingly disposed on the side key switch and located below the keycap, wherein the encoder The upper cover is arranged on the periphery of the pendulum shaft element, the center key switch and the several side key switches are electrically connected to the PCB board; the toggle switch includes a toggle element and electrical connections arranged on the periphery of the encoder base A conductive base on the PCB board and a toggle elastic piece linked with the toggle element and contacted with the conductive base. According to the multifunctional switch according to claim 1, a ring bracket is protruding upward in the middle of the encoder base, and a ring groove located at the periphery of the ring bracket and a ring bracket at the periphery of the ring bracket are respectively formed on the encoder base A central groove in the inner part, the conductive spring of the encoder, the contact reed and the lower part of the stop base of the encoder are all arranged in the ring groove, and the central key switch and the pressing and resetting member are all arranged in the central groove, The several side key switches are arranged around the ring groove. According to the multifunctional switch of claim 2, the encoder stop seat is mainly composed of an annular stop ring embedded in the ring groove, and the inner wall of the annular stop ring extends upward and surrounds the annular bracket A ring-shaped stop arm around the periphery, wherein, in the ring The upper end of the stop arm is formed with a number of upper clamping positions and a number of upper clamping blocks, and a number of lower bayonet openings are opened on the outer wall of the ring stop arm; the upper cover of the encoder is mainly covered by the upper end of the ring stop arm A ring-shaped cover body, a plurality of lower clamping blocks extending downward from the lower end of the ring-shaped cover body, and a plurality of lower hook arms extending downward from the lower end of the ring-shaped cover body, wherein the lower clamping blocks are clamped into the upper cards The lower hook arms are hooked into the lower bayonet openings, and are arranged in one-to-one correspondence with the lower bayonet openings; at the same time, the ring-shaped cover is provided with one-to-one correspondence. There are a number of upper bayonet openings for the upper card blocks to be inserted in and corresponding to the upper card blocks one-to-one. In the multifunctional switch according to claim 1, a plurality of outer hook arms are protruding outward on the side of the upper cover of the encoder, and lower hook grooves are formed at the ends of the outer hook arms; A number of lower hook arms corresponding to the lower hook grooves one by one and hooked into the lower hook grooves are extended. According to the multifunctional switch of claim 2, at least one movable groove is formed on the encoder base and located on the periphery of the encoder stop seat, and a hand feeling generating element is arranged in the movable groove, and the hand feeling generating element It is mainly composed of a hand-feeling spring and a steel ball arranged between the hand-feeling spring and the outer wall of the encoder stop seat; meanwhile, several arc-shaped protrusions are formed on the outer wall of the encoder stop seat. According to the multifunctional switch according to claim 5, a ring magnet is arranged in the ring groove and located inside the steel ball. For the multifunctional switch according to claim 5, a limit cover plate is provided on the upper end cover of the ring groove, and the limit cover plate is ring-mounted on the periphery of the encoder stop seat, on the side of the limit element cover plate A limit block covering the movable groove is protruding outward from the edge. At the same time, a number of limit inserts are provided extending downward from the outer edge of the limit cover plate, and a limit block is formed on the outer wall of the ring groove. A plurality of limit slots into which the position insert block is inserted, and a socket penetrating to the outside of the encoder base is formed at the bottom of the limit slot, and the lower end of the limit insert block is inserted into the socket. According to the multifunctional switch of claim 1, the encoder conductive spring has three conductive terminals electrically connected to the PCB board. According to the multifunctional switch according to claim 2, the pendulum shaft assembly is mainly composed of a pendulum shaft base movably arranged on the ring support, and a pendulum shaft base rotatably arranged on the pendulum shaft base and arranged orthogonally to each other. The pendulum shaft and the lower pendulum shaft are composed. According to claim 9, the multifunctional switch has an annular boss embedded in the central groove at the lower end of the pendulum shaft base, and at least one locking position is formed on the side of the pendulum shaft base. At least one limit hook block inserted into the side clamping position and hooked on the pendulum shaft base is protruded upward on the ring support. According to the multifunctional switch according to claim 9, the lower swing shaft includes a lower swing shaft main body and two lower extension arms arranged at both ends of the lower swing shaft main body, wherein the lower swing shaft main body is formed with a shaft core The lower end is embedded in an embedding groove; the upper swing shaft includes an upper swing shaft main body arranged orthogonally to the lower swing shaft main body, and two upper extension arms arranged at both ends of the upper swing shaft main body, wherein the upper swing shaft The main body is provided with an upper pendulum shaft hole for the shaft core to pass through; a through hole is provided in the middle of the pendulum shaft base for the lower part of the pendulum shaft main body to pass through, and the upper end edge of the pendulum shaft base is respectively provided There are two lower movable card slots for the two lower extension arms to be movably locked in, and two upper movable card slots for the two upper extension arms to be movably locked in; the encoder upper cover is arranged on the two lower extension arms and the two On the upper extension arm, and in the middle of the upper cover of the encoder, a central relief hole is formed for the upper part of the upper swing shaft main body and the upper end of the rotating shaft core to penetrate. According to the multifunctional switch according to claim 1, a key guide frame is provided on the encoder base, and the key guide frame is mainly composed of a connecting ring arranged around the encoder stop seat and formed on the A plurality of positioning guide shaft sleeves on the outer side of the connecting ring and sleeved around the key shaft are formed; a plurality of installation grooves for the side key switch are formed on the encoder base; the positioning guide shaft sleeve mainly It consists of a positioning seat arranged on the upper end of the side key switch and the lower end embedded in the installation groove, and arranged on the A guide sleeve on the positioning seat is formed on the central axis of the positioning guide shaft sleeve with a guide hole respectively penetrating the positioning seat and the guide sleeve, and the key shaft is inserted from the bottom to the top and penetrates the guide hole. For the multifunctional switch according to claim 9, the number of the side key switches is four, which are two oppositely arranged left and right key switches and two oppositely arranged front and rear key switches; the length direction of the upper swing shaft It is located on the same straight line with the two left and right key switches, and the length direction of the bottom swing shaft is located on the same straight line with the two front and rear key switches. According to the multifunctional switch according to claim 1, an LED light is provided on the center key switch. According to the multifunctional switch of claim 10, the pressing and resetting member is a reset spring, and the reset spring abuts against the lower end of the annular boss. The multi-function switch according to claim 1, wherein the toggle element includes a toggle swivel seat located on the periphery of the encoder base and located below the key cap, connected to the inner side of the toggle swivel seat A toggle base, at least one toggle portion arranged on the outer side of the toggle swivel base, and a number of limit sliding arms connected to the toggle swivel base and slidable on the encoder base, wherein , The toggle base is arranged above the conduction base, the toggle spring is fixed on the toggle base; the lower end of the conduction base is provided with a plurality of conduction terminals electrically connected to the PCB board, the toggle The elastic piece has two conductive contact ends that are in contact with the conductive terminal. According to the multifunctional switch according to claim 16, a plurality of side card slots are formed on the inner side of the toggle base, and a hand-feel matching the side card slots is protrudingly provided on the encoder base Raised. According to the multifunctional switch of claim 1, at least one light leakage hole is opened on the encoder base, and the light leakage hole is located on the side of one of the key switches, and the key cap is transparent or semi-transparent.

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