TWM578466U - Varistor type multi-directional input device - Google Patents

Abstract

The invention relates to a varistor type multi-directional input device, comprising an upper cover, a base, a rocker assembly, a reset assembly, an electrical component, a switch elastic piece and a terminal assembly; the conductive elastic piece of the electrical component is mounted on the upper cover, the base and the pressure Operating the rocker assembly to oscillate the upper rocker arm or the lower rocker arm eccentric in the cavity surrounded by the varistor, the eccentricity of the eccentric is deformed by the change of the height of the eccentric in the axial direction, and the surface of the varistor is subjected to pressure Different causes the varistor to output different resistance values to achieve control of the screen cursor. The novel type is provided with a rocker seat or a base structure which is matched with the upper rocker arm and the lower rocker arm, so that the rocker has a simple structure, is easy to assemble, and has a good sense of finger pressure, and passes through the upper rocker arm and the lower rocker arm. The integrated eccentric wheel can realize different pressing pressures and realize different resistance values, thereby realizing more directions of rocker operation and diversified cursor brightness display, thereby improving user experience.

Description

Varistor type multi-directional input device

The invention relates to the field of multi-directional input devices, in particular to a varistor type multi-directional input device.

With the improvement of living standards, people's leisure activities are increasingly rich and colorful. The electronic game machines that integrate leisure and entertainment, develop intelligence, cultivate emotional intelligence, and even exercise and fitness are more and more popular among the masses. As an important component of electronic game machines. Parts, game rocker switches are an important part of people experiencing video games.

In the patent CN1877509, a rocker and a switch are disclosed, which are composed of a base, a cover, a rod, a universal assembly, a plurality of flexible films or components and a switch shrapnel. The cover has a top and a bottom. The cover has a plurality of pins and projections, and the projections extend from the bottom. The cover is mounted above the base. An opening allows the rod to pass through the cover. The cover has a plurality of walls. A plurality of slots are formed in the wall portions. A pair of semicircular cavities are disposed in the cover. The semi-circular cavities have an inner surface. The flexible films are mounted on the inner surface of the semi-circular cavities.

In the rocker switch, the rod member indirectly controls the flexible film provided with the resistor, thereby generating an electrical signal indicating the position of the rod, and when the yoke moves, the contactor finger is at the The resistive track of the film moves over the conductor track to change the terminal voltage. However, the structure of the rod in this patent is complicated. The assembly of the rocker switch is complicated, time-consuming and laborious, costly, and requires relative movement to change the terminal voltage value, and the operation is insensitive. With the development of technology, a multi-directional input device with miniaturization and simplified structure is more needed. .

In order to solve the above problems, the present invention provides a varistor type multi-directional input device which is labor-saving, smooth to use, good in finger pressure, simple in structure, and easy to install.

The technical solution adopted by the present invention is: a varistor type multi-directional input device, comprising: a base; an upper cover, an upper surface of the upper cover has an opening, and the upper cover is disposed above the base to form a central cavity; a rocker assembly, the rocker assembly is mounted in the central cavity, including a rocker, an upper rocker, and a lower rocker, wherein the upper rocker and the lower rocker are arranged in an upper and lower cross, and the upper rocker is In the shape of an arch bridge, the upper rocker arm includes a first convex portion formed by a central upward convex portion, a first axial end and a second axial end of the first convex portion, and a first through hole is disposed at a center of the first convex portion. The rocker arm includes a second convex portion formed by a central upward convex portion, a third axial end and a fourth axial end of the second convex portion, and a second through hole is disposed at a center of the second convex portion, and the upper rocking The arm and the lower rocker arm are respectively provided with an eccentric wheel, the rocker includes an upper end portion, and a lower end portion, the lower end portion is riveted with the lower rocker arm, and protrudes from the second through hole of the lower rocker arm, and Passing through the first through hole of the upper rocker arm to extend through the opening of the upper cover, the rocker driving the upper rocker arm and the lower rocker arm Swinging wheel; reset assembly, said reset member is mounted below the sister rocker assembly, the rocker assembly for resetting the pressing; electrical components, the electrical resistance change control assembly for shake a signal that is moved by the rod assembly is converted into an electrical signal, the electrical component includes a varistor, a switch lead, a conductive spring, and a terminal assembly for outputting an electrical signal, including a varistor terminal and a switch terminal, The varistor terminal is mounted on the outer side of the varistor, and the switch terminal is mounted on the outer side of the switch guide core. When the rocker is pressed, the eccentric wheel of the upper rocker arm or the lower rocker arm presses the switch guide core to make the conductive elastic piece and the The switch terminal is turned on and off.

A further improvement of the above technical solution is that the upper rocker arm and the lower rocker arm are arranged in a cross shape.

A further improvement of the above technical solution is that the varistor is a film resistor.

A further improvement of the above technical solution is that the rocker assembly includes a rocker arm seat, and the rocker arm seat is provided with a second axial end corresponding to the upper rocker arm and a fourth axial end of the lower rocker arm. a rocker arm receiving groove, wherein the base is provided with a base receiving groove corresponding to the first axial end of the upper rocker arm and the third axial end of the lower rocker arm, the rocker seat and the base are staggered Arranging, and forming a first chamber of the rocker and the resetting assembly, and the rocker seat and the base are respectively provided with a plurality of second chambers adapted to the eccentric wheel, and the second chamber is built in Conductive elastic piece, the end of the rocker is rounded.

A further improvement of the above technical solution is that the base is provided with a first shaft end corresponding to the upper rocker arm, a second shaft end, a third shaft end of the lower rocker arm, and a second base end of the fourth shaft end Receiving a slot, and the base is provided with a first base receiving chamber adapted to the lower end of the lower rocker arm, and a second base adapted to the eccentric of the upper rocker arm and the lower rocker arm Accommodating a chamber, the first susceptor accommodating chamber has a built-in switch core, a conductive elastic piece, and a lower end portion of the lower rocker arm is spherical, and the lower rocker arm is in contact with a reset component, the second Base receiving chamber A built-in elastic member is disposed, and the second susceptor receives a contact varistor under the chamber.

A further improvement of the above technical solution is that a switch terminal is disposed on the base, a lower bottom plate is disposed under the base, and a varistor terminal is disposed on the lower bottom plate, and the lower bottom plate is coupled with the base Or screw or riveted or pin fastened.

A further improvement of the above technical solution is that the eccentric is a cam block integrally formed with the upper rocker arm and the lower rocker arm.

A further improvement to the above technical solution is that the reset assembly includes a reset ring and a spring.

A further improvement of the above technical solution is that the elastic member is a reed, and a reed is disposed between the eccentric and the varistor.

A further improvement of the above technical solution is that the elastic member is a combination of a trigger piece and a spring, and a contact piece and a spring are sequentially disposed between the eccentric wheel and the varistor from above and below.

The beneficial effects of the novel are:

1. The pressure is transmitted to the conductive elastic piece through the eccentric wheel on the rocker arm, and the deformation of the conductive elastic piece is caused by the change of the height of the eccentric wheel in the axial direction, so that the surface of the varistor is subjected to different pressures, so that the varistor outputs different resistance values. Thereby realizing multi-directional rocker operation and diversified cursor brightness display, improving user experience;

2. The rocker seat or the base structure which is matched with the upper rocker arm and the lower rocker arm is arranged, so that the rocker structure is simple, the assembly is easy, and the finger pressure feels good.

3. Set the lower rocker arm at the end of the ball to simplify the rocker structure.

1‧‧‧Base

11‧‧‧First base receiving slot

12‧‧‧Second base receiving slot

13‧‧‧First base receiving chamber

14‧‧‧First base receiving chamber

2‧‧‧Upper cover

3‧‧‧ rocker assembly

30‧‧‧Eccentric wheel

301‧‧‧Eccentric wheel axle

31‧‧‧ rocker

311‧‧‧Upper end

312‧‧‧ lower end

32‧‧‧Upper rocker

320‧‧‧Upper rocker shaft

321‧‧‧First convex

322‧‧‧first shaft end

323‧‧‧second shaft end

324‧‧‧ first through hole

33‧‧‧ Lower rocker

330‧‧‧ Lower rocker shaft

331‧‧‧second convex

332‧‧‧ third axial end

333‧‧‧fourth end

334‧‧‧Second through hole

34‧‧‧ rocker seat

341‧‧‧First rocker seat receiving slot

35‧‧‧ Rivets

4‧‧‧Reset components

41‧‧‧Reset ring

42‧‧‧ Spring

5‧‧‧Electrical components

51‧‧‧ varistor

511‧‧‧varistor positioning hole

52‧‧‧Switch core

53‧‧‧ Conductive shrapnel

6‧‧‧Terminal components

61‧‧‧varistor terminals

62‧‧‧Switch terminals

63‧‧‧ Lower floor

7‧‧‧ Reed

71‧‧‧Reed surface

d‧‧‧Up/down rocker arm axis and eccentric hub distance

Figure 1 is an exploded view of the first embodiment of the present invention.

Fig. 2 is a schematic view of the base of the first embodiment of the present invention.

Figure 3 is an exploded perspective view of the first embodiment of the present invention.

Fig. 4 is a schematic view showing the assembly of the first embodiment of the present invention.

Figure 5 is a schematic view of the state of use of the new rocker.

Figure 6 is a cross-sectional view showing the first embodiment of the present invention.

Figure 7 is an exploded view of the second embodiment of the present invention.

Figure 8 is a schematic view of the lower bottom plate of the second embodiment of the present invention.

Figure 9 is an exploded perspective view of the second embodiment of the present invention.

Figure 10 is a schematic view showing the assembly of the second embodiment of the present invention; and Figure 11 is a side elevational cross-sectional view of the second embodiment of the present invention.

Fig. 12 is a schematic cross-sectional view showing the state of use of the second embodiment of the present invention.

Figure 13 is a plan view of a second embodiment of the present invention.

Figure 14 is a cross-sectional view taken along the line B-B of the second embodiment of the present invention.

Figure 15 is a cross-sectional view taken along the line A-A of the second embodiment of the present invention.

Figure 16 is a schematic view of the base of the second embodiment of the present invention.

Figure 17 is a perspective view of a second embodiment of the present invention.

The present invention will be further described below with reference to the accompanying drawings.

Embodiment 1:

As shown in the first 1-6, the varistor type multi-directional input device comprises a base 1; an upper cover 2, an upper surface of the upper cover 2 has an opening, and the upper cover 2 is disposed above the base 1 to form a central cavity; The rocker assembly 3 is mounted in the central cavity, and includes a rocker 31, an upper rocker arm 32, and a lower rocker arm 33. The upper rocker arm 32 and the lower rocker arm 33 are arranged in an upper and lower cross, and the upper rocker arm 32 is disposed. In the shape of an arch bridge, the upper rocker arm 32 includes a first convex portion 321 formed by a central upward convex portion, a first axial end 322 and a second axial end 323 on both sides of the first convex portion 321 , and a central portion of the first convex portion 321 . a through hole 324, the lower rocker arm 33 includes a second protrusion 331 is formed in the center, and a second through hole 334 is disposed in the center of the third shaft end 332 and the fourth shaft end 333 and the second protrusion 331 on the two sides of the second protrusion 331. The arm 32 and the lower rocker arm 33 are respectively provided with an eccentric wheel 30, which includes an upper end portion 311 and a lower end portion 312, and the lower end portion 312 is riveted with the lower rocker arm 33 with the rivet 35, and from the lower rocker arm 33 The second through hole 334 extends and passes through the first through hole 324 of the upper rocker arm 32 to extend through the opening of the upper cover 2, and the rocker 31 drives the eccentricity of the upper rocker arm 32 and the lower rocker arm 33. The wheel 30 swings; the reset assembly 4 is mounted under the rocker assembly 3 for resetting after the rocker assembly 3 is pressed; the electrical component 5 is controlled to be electrically connected to the rocker assembly 3 for the rocker assembly The pressed signal is converted into an electrical signal, and the electrical component 5 includes a varistor 51, a switch lead 52, and a conductive elastic piece 53. The eccentric 30 contacts the varistor 51, the switch lead 52, and the conductive elastic piece 53 through the elastic member. a terminal assembly 6 for outputting an electrical signal, comprising a varistor terminal 61 and a switch terminal 62, the varistor terminal 61 being mounted on the Outer-sensitive resistor 51, resistor 51 through which the pressure-sensitive rocker switch assembly 3 contacting the conductive core 52, conductive spring 53 is connected electrically to the varistor terminal 61, the switch terminal 62 is attached to the outer guide 52 of the switch core.

In the present embodiment, as shown in FIG. 4, the upper rocker arm 32 and the lower rocker arm 33 are arranged in a cross shape, so that the rocker 31 can flexibly realize the shaking in the X-axis and Y-axis directions.

In this embodiment, the varistor 51 is a thin film resistor, and a lighter rocker switch is realized.

In the first embodiment, the rocker assembly 3 further includes a rocker seat 34, The rocker arm seat 34 is provided with a rocker seat receiving groove 341 corresponding to the second shaft end 323 of the upper rocker arm 32 and the fourth shaft end 333 of the lower rocker arm 33, and the base 1 is provided with corresponding upper rocking The first shaft end 322 of the arm 32 and the first base receiving slot 11 of the third shaft end 332 of the lower rocker arm 33 are arranged in a staggered manner, and the rocker 31 is formed and reset in the middle. a first chamber of the assembly 4, and the rocker base 34 and the base 1 are respectively provided with a second chamber adapted to the eccentric 30, the second chamber is provided with the switch core 52 and the conductive elastic piece 53, The end of the rocker 31 has a rounded shape and functions as a lock. When the user operates the rocker 31, the rocker arm 32 and the lower rocker arm 33 are not pulled out. As shown in FIG. 3; working process: as shown in FIG. 1-4: the user presses the rocker 31, and the pressing force is transmitted to the switch core 52 through the rocker 31, and the conductive elastic piece 53 is deformed, and the switch terminal is 62 is turned on, and the rocker 31 is operated to drive the eccentric 30 on the upper rocker arm 32 and the lower rocker arm 33 to rotate, so that the height of the eccentric wheel 30 at different positions of the eccentric wheel is different. 51 applies different pressures to achieve different resistance values of the varistor 51. Specifically, the elastic member may be a reed, or a combination of the touch piece and the spring. As shown in FIG. 3, the eccentric 30 abuts against the upper surface 71 of the reed 7, and the eccentric 30 can be buffered directly to the pressure. The pressure applied by the varistor 51 serves as a shield. In this embodiment, the varistor 51 is provided with a varistor positioning hole 511 for riveting with the susceptor 1 to realize electrical connection of the varistor terminal.

As shown in FIG. 5, when the rocker 31 is rotated by the user, the eccentric wheel 320 on the upper rocker arm and the eccentric wheel 330 on the lower rocker arm are rotated to the left, the reed 7 is under pressure and pressure sensitive. The resistance value is large, and the reed 7 is subjected to a large pressure varistor resistance when it is rotated to the right. d is the distance between the upper/lower rocker axis and the eccentric axis 301, and d varies with the rocking of the rocker 31.

In the second embodiment, as shown in FIGS. 7-17, the base 1 is provided with a first shaft end 322 corresponding to the upper rocker arm 32, a second shaft end 323, and a third shaft of the lower rocker arm 33. The second base receiving groove 12 of the end 332 and the fourth shaft end 333, and the first base receiving chamber 13 of the base 1 having the lower end portion of the lower rocker arm 33 adapted thereto is also provided correspondingly The second base receiving chamber 14 is adapted to the eccentric wheel 30 of the upper rocker arm 32 and the lower rocker arm 33. The first base accommodating chamber 13 has the switch core 52 and the conductive elastic piece 53 built therein, and the lower rocker The lower end portion of the arm 33 is formed in a spherical shape, and the lower rocker arm 33 is in contact with the resetting assembly 4, and the second base accommodating chamber 14 has an elastic member built therein and contacts the varistor 51 below.

In this embodiment, the base 1 is provided with a switch terminal 62. The base 1 is provided with a lower bottom plate 63. The lower bottom plate 63 is provided with a varistor terminal 61. The lower bottom plate 63 is coupled to the base 1. Or screw or riveted or pin fastened.

In the embodiment, the eccentric 30 is a cam block, and is integrally formed with the upper rocker arm 32 and the lower rocker arm 33, which simplifies the provision of the crank mechanism in the prior art.

In the present embodiment, the reset assembly 4 includes a reset ring 41 and a spring 42.

A further improvement of the technical solution in this embodiment is that the elastic member is a reed 7, and a reed 7 is disposed between the eccentric 30 and the varistor 51.

A further improvement of the above technical solution in the embodiment is that the elastic component is a combination of a touch piece and a spring, and a touch piece is arranged between the eccentric wheel 30 and the varistor 51 from above to below. Spring (not shown).

In the above embodiment, the control on/off switch is optional, and the product requirement can be met.

Working process: as shown in Figure 5-17: the user presses the rocker 3 1. The switch core 52 in the first susceptor accommodating chamber 13 in the center of the susceptor 1 is transmitted to the switch core 52 in the center of the susceptor 1 through a lower rocker arm 33 having a lower end portion. The conductive elastic piece 53 is deformed, and the switch terminal 62 is circuit-circuited. When the rocker 31 is operated to rotate the eccentric wheel 30 on the upper rocker arm 32 and the lower rocker arm 33, the position of the eccentric wheel 30 and the susceptor 1 are disposed in the second accommodating chamber 14 Different heights of the varistor 51 are applied to the varistor 51 to achieve different resistances, and the varistor 51 is outputted through the varistor terminal 61 provided on the lower substrate 63 to realize a diversified cursor. Display brightness. Specifically, the elastic member may be a reed, or a combination of the trigger piece and the spring, and may buffer the pressure applied by the eccentric 30 directly to the varistor 51 to protect the varistor 30. When the rocker 31 is rotated by the user, when the eccentric wheel 320 on the upper rocker arm and the eccentric wheel 330 on the lower rocker arm rotate to the left, the reed 7 is subjected to a large pressure varistor and has a large resistance value and is rotated to the right. When the reed 7 is subjected to a large pressure varistor, the resistance is small. The above-mentioned embodiments are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but is not to be construed as limiting the scope of the present invention. It should be noted that a number of variations and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. Therefore, the scope of protection of the novel patent is subject to the appended claims.

Claims (10)

A varistor type multi-directional input device comprising: a base; an upper cover having an opening on an upper surface thereof, the upper cover being disposed above the base to form a central cavity; a rocker assembly, the rocker The assembly is mounted in the central cavity, and includes a rocker, an upper rocker arm, and a lower rocker arm. The upper rocker arm and the lower rocker arm are arranged in an upper and lower cross. The upper rocker arm is in the shape of an arch bridge, and the upper rocker arm is The first convex portion formed by the central upward convexity, the first axial end and the second axial end of the first convex portion, the first convex portion is provided with a first through hole at the center, and the lower rocker arm includes a central upward a second convex portion formed by the protrusion, a third axial end and a fourth axial end of the second convex portion, wherein the second convex portion is provided with a second through hole at the center, and the upper rocker arm and the lower rocker arm are respectively disposed An eccentric wheel, the rocker including an upper end portion and a lower end portion, the lower end portion being riveted to the lower rocker arm and extending from the second through hole of the lower rocker arm and passing through the upper rocker arm a through hole extending to an opening passing through the upper cover, the rocker swinging an eccentric of the upper rocker arm and the lower rocker arm; a resetting assembly, a bit assembly mounted below the rocker assembly for resetting after the rocker assembly is pressed; an electrical component that controls a change in resistance for converting a signal of the rocker assembly movement into an electrical signal, The electrical component comprises a varistor, a switch core, a conductive spring; a terminal assembly for outputting an electrical signal, including a varistor a terminal and a switch terminal, wherein the varistor terminal is mounted outside the varistor, the switch terminal is mounted on the outside of the switch lead core, and the eccentric wheel of the upper rocker arm or the lower rocker arm presses the switch guide core when the rocker is pressed The conductive elastic piece is turned on and off with the switch terminal. The varistor type multi-directional input device of claim 1, wherein the upper rocker arm and the lower rocker arm are arranged in a cross shape. The varistor type multi-directional input device according to the second aspect of the invention, wherein the varistor is a film type resistor. The varistor type multi-directional input device of claim 3, wherein the rocker assembly includes a rocker arm seat, and the rocker arm seat is provided with a second shaft end corresponding to the upper rocker arm a rocker arm receiving groove of a fourth axial end of the rocker arm, wherein the base is provided with a base receiving groove corresponding to the first axial end of the upper rocker arm and the third axial end of the lower rocker arm, The rocker arm seat and the base are arranged in a staggered manner, and the first chamber of the rocker and the resetting assembly is formed in the middle, and the rocker arm base and the base are respectively provided with a plurality of second chambers adapted to the eccentric wheel The switch chamber and the conductive elastic piece are built in the second chamber, and the end of the rocker is in a rounded shape. The varistor type multi-directional input device of claim 3, wherein the base is provided with a first shaft end corresponding to the upper rocker arm, a second shaft end, and a third axis of the lower rocker arm a second base receiving groove of the end and the fourth axial end, and a central receiving chamber corresponding to a lower end portion of the lower rocker arm is disposed at a center of the base, and is further provided with a corresponding rocker arm and a lower portion a second base receiving chamber adapted to the eccentric of the rocker arm, the first base receiving chamber having the switch core and the conductive elastic piece built therein, and The lower end portion of the lower rocker arm is spherical, the lower rocker arm is in contact with the resetting assembly, the second base receiving chamber is provided with an elastic member, and the second base receiving chamber is in contact with the varistor. The varistor type multi-directional input device of claim 5, wherein the base is provided with a switch terminal, a lower bottom plate is disposed under the base, and a varistor terminal is disposed on the lower bottom plate. The lower bottom plate is snapped or screwed or riveted or pinned to the base. The varistor type multi-directional input device according to the above item 1, wherein the eccentric is a cam block integrally formed with the upper rocker arm and the lower rocker arm. The varistor type multi-directional input device of claim 1, wherein the reset assembly comprises a reset ring and a spring. The varistor type multi-directional input device according to the above item 5 or 6, wherein the elastic member is a reed, and a reed is disposed between the eccentric and the varistor. The varistor type multi-directional input device according to the above item 5 or 6, wherein the elastic member is a combination of a touch piece and a spring.