CN217181928U

CN217181928U - Rocker potentiometer capable of reducing noise

Info

Publication number: CN217181928U
Application number: CN202220332992.8U
Authority: CN
Inventors: 刘晟睿
Original assignee: Favor Electronics Dongguan Co ltd
Current assignee: Favor Electronics Dongguan Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-08-12
Anticipated expiration: 2032-02-18

Abstract

The utility model provides a pair of rocking bar potentiometer of noise reduction, including epitheca, base, rocker, last rocking arm, lower rocking arm, first output module, switch module, second rotation output module, activity gland, elastic component rotate, first output module that rotates includes first rotation piece, solid first magnet, first dustcoat, first circuit board, first hall sensor is located two first magnet below. The utility model discloses a rocker potentiometer adopts magnet and hall sensor's cooperation to realize the vary voltage output, compares conventional contact slip varistor structure, can solve because both scrape for a long time and draw and lead to failure in contact and noise problem, simple structure to have good feeling.

Description

Rocker potentiometer capable of reducing noise

Technical Field

The utility model relates to a rocker potentiometer technical field, concretely relates to rocker potentiometer of noise reduction.

Background

The potentiometer is an adjustable electronic component, which is composed of a resistor body and a rotating or sliding system. When a voltage is applied between two fixed contacts of the resistor body, the position of the contact on the resistor body is changed by a rotating or sliding system, and a voltage which has a certain relation with the position of the moving contact can be obtained between the moving contact and the fixed contact. It is mostly used as a voltage divider, in which case the potentiometer is a four-terminal element. The potentiometer is basically a slide rheostat, has several types, and is generally used as an adjustable electronic component for a sound box volume switch and a laser head power size adjusting potentiometer.

A rocker potentiometer is one of potentiometers, and is often used as an unmanned aerial vehicle operation handle, a game handle and the like. The rocker potentiometer mainly comprises an upper shell, a base, a rocker, an upper rocker, a lower rocker, a first rotating output module, a switch module, a second rotating output module, a movable gland and an elastic piece, wherein the first rotating output module is connected to one end of the upper rocker, and the rocker is used for enabling the upper rocker to swing along the x-axis direction so as to realize variable resistance output.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides a rocking bar potentiometre of noise reduction adopts magnet and hall sensor's cooperation to realize vary voltage output, compares conventional contact slip varistor structure, can solve because both scrape for a long time and draw and lead to contact failure and noise problem, simple structure to have good feeling.

In order to achieve the above object, the present invention provides the following technical solutions:

a rocker potentiometer for reducing noise comprises an upper shell with an opening on the top surface, a base fixed at the bottom of the upper shell, a rocker positioned at the inner side of the upper shell, an upper rocker capable of rotating along the x-axis direction, a lower rocker capable of rotating along the y-axis direction, a first rotating output module connected at one end of the upper rocker, a switch module connected at two ends of the lower rocker, a second rotating output module, a movable gland positioned at the lower side of the lower rocker, and an elastic member positioned at the lower side of the movable gland, wherein the first rotating output module comprises a first rotating member fixed at one end of the upper rocker, two first magnets fixed at the lower end of the first rotating member, a first outer cover fixed at one end of the upper shell along the y-axis direction, a first circuit board fixed at the bottom of the inner side of the first outer cover, and a first Hall sensor arranged on the first circuit board, the first Hall sensor is positioned below the two first magnets; the second rotation output module comprises a second rotation part fixed at one end of the lower rocker arm, two second magnets fixed at the lower end of the second rotation part, a second outer cover fixed at one end of the upper shell along the x-axis direction, a second circuit board fixed at the bottom of the inner side of the second outer cover, and second Hall sensors arranged on the second circuit board, wherein the second Hall sensors are located below the second magnets.

Specifically, a first cavity for the first rotating member to rotate is formed in the first outer cover, and a second cavity for the second rotating member to rotate is formed in the second outer cover.

Specifically, the elastic piece is a spring or a spring sheet.

Specifically, the switch module includes fix the side cap of epitheca along x axle direction one end, fix the push switch of side cap bottom, the one end of lower rocking arm along x axle direction is connected with presses the splenium, press the splenium to be located the push switch upside, be equipped with the confession on the side cap press the splenium along the gliding spout of z axle direction.

Specifically, a first avoidance hole for the rocker to swing along the y-axis direction is formed in the upper rocker arm.

Specifically, a second avoidance hole for the rocker to swing along the x-axis direction is formed in the lower rocker arm, a limiting column along the y-axis direction is further arranged at the bottom of the inner side of the lower rocker arm, and a limiting hole matched with the limiting column is formed in the bottom of the rocker arm.

The utility model has the advantages that:

the utility model discloses a rocker potentiometer uses through magnet and hall sensor's cooperation, and the magnetic field change that causes when two magnets rotate arouses the change of hall sensor medium voltage to export different voltages, compare conventional contact slip varistor structure, can solve because both scrape for a long time and draw and lead to contact failure and noise problem, simple structure, and have good feeling.

Drawings

Fig. 1 is a schematic structural diagram of a rocker potentiometer according to the present invention for reducing noise.

Fig. 2 is a schematic structural diagram of the first rotary output module of the present invention.

Fig. 3 is an exploded view of a rocker potentiometer according to the present invention with reduced noise.

The reference signs are: the device comprises an upper shell 1, a base 2, a rocker 3, a limiting hole 31, an upper rocker arm 4, a first avoidance hole 41, a lower rocker arm 5, a pressing part 51, a second avoidance hole 52, a limiting column 53, a first rotating output module 6, a first rotating part 61, a first magnet 62, a first outer cover 63, a first circuit board 64, a first Hall sensor 65, a switch module 7, a side cover 71, a sliding groove 711, a press switch 72, a second rotating output module 8, a second rotating part 81, a second magnet 82, a second outer cover 83, a second circuit board 84, a second Hall sensor 85, a movable gland 9 and an elastic part 10.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

Referring to FIGS. 1-3:

a rocker potentiometer for reducing noise comprises an upper shell 1 with an opening on the top surface, a base 2 fixed at the bottom of the upper shell 1, a rocker 3 positioned at the inner side of the upper shell 1, an upper rocker 4 capable of rotating along the x-axis direction, a lower rocker 5 capable of rotating along the y-axis direction, a first rotating output module 6 connected at one end of the upper rocker 4, a switch module 7 connected at two ends of the lower rocker 5, a second rotating output module 8, a movable gland 9 positioned at the lower side of the lower rocker 5, and an elastic member 10 positioned at the lower side of the movable gland 9, wherein the first rotating output module 6 comprises a first rotating member 61 fixed at one end of the upper rocker 4, two first magnets 62 fixed at the lower end of the first rotating member 61, a first outer cover 63 fixed at one end of the upper shell 1 along the y-axis direction, a first circuit board 64 fixed at the inner bottom of the first outer cover 63, and a first Hall sensor 65 arranged on the first circuit board 64, the first hall sensor 65 is positioned below the two first magnets 62, when a user holds the rocker 3 to rotate along the x-axis direction, the first rotating member 61 also rotates along the axis direction due to the swinging of the upper rocker arm 4, the two first magnets 62 are fixed at the lower end of the first rotating member 61, the two first magnets 62 form a magnetic field, the voltage in the first hall sensor 65 changes in the rotating process, and different voltages are output according to the hall effect; the second rotation output module 8 includes a second rotation member 81 fixed to one end of the lower swing arm 5, two second magnets 82 fixed to a lower end of the second rotation member 81, a second cover 83 fixed to one end of the upper case 1 in the x-axis direction, a second circuit board 84 fixed to the bottom of the inner side of the second cover 83, and a second hall sensor 85 disposed on the second circuit board 84, the second hall sensor 85 being located below the two second magnets 82, and when a user holds the rocker 3 to rotate in the y-axis direction, the swing of the lower swing arm 5 causes the second rotation member 81 to rotate in the axis direction as well, the two second magnets 82 are fixed to a lower end of the second rotation member 81, the two second magnets 82 form a magnetic field, and during the rotation, the voltage in the second hall sensor 85 changes, and different voltages are output according to the hall effect.

Preferably, the first housing 63 has a first cavity for the first rotating member 61 to rotate, and the second housing 83 has a second cavity for the second rotating member 81 to rotate.

Preferably, the elastic member 10 is a spring or a leaf spring.

Preferably, the switch module 7 includes a side cover 71 fixed to one end of the upper case 1 along the x-axis direction, and a push switch 72 fixed to a bottom of the side cover 71, wherein one end of the lower rocker arm 5 along the x-axis direction is connected with the push portion 51, the push portion 51 is located above the push switch 72, and the side cover 71 is provided with a slide groove 711 for allowing the push portion 51 to slide along the z-axis direction.

Preferably, the upper rocker arm 4 is formed with a first escape hole 41 for the rocker 3 to swing in the y-axis direction.

Preferably, a second avoiding hole 52 for the rocker 3 to swing along the x-axis direction is formed in the lower rocker arm 5, a limiting column 53 along the y-axis direction is further arranged at the bottom of the inner side of the lower rocker arm 5, and a limiting hole 31 matched with the limiting column 53 is arranged at the bottom of the rocker 3.

The above examples only represent 1 embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A rocker potentiometer for reducing noise comprises an upper shell (1) with an opening on the top surface, a base (2) fixed at the bottom of the upper shell (1), a rocker (3) positioned at the inner side of the upper shell (1), an upper rocker (4) capable of rotating along the x-axis direction, a lower rocker (5) capable of rotating along the y-axis direction, a first rotating output module (6) connected to one end of the upper rocker (4), switch modules (7) connected to two ends of the lower rocker (5), a second rotating output module (8), a movable gland (9) positioned at the lower side of the lower rocker (5), and an elastic member (10) positioned at the lower side of the movable gland (9), and is characterized in that the first rotating output module (6) comprises a first rotating member (61) fixed at one end of the upper rocker (4), two first magnets (62) fixed at the lower end of the first rotating member (61), and a second magnet (62), The magnetic sensor comprises a first outer cover (63) fixed at one end of the upper shell (1) along the y-axis direction, a first circuit board (64) fixed at the bottom of the inner side of the first outer cover (63), and a first Hall sensor (65) arranged on the first circuit board (64), wherein the first Hall sensor (65) is positioned below two first magnets (62); the second rotation output module (8) comprises a second rotation part (81) fixed at one end of the lower rocker arm (5), two second magnets (82) fixed at the lower end of the second rotation part (81), a second outer cover (83) fixed at one end of the upper shell (1) along the x-axis direction, a second circuit board (84) fixed at the bottom of the inner side of the second outer cover (83), and a second Hall sensor (85) arranged on the second circuit board (84), wherein the second Hall sensor (85) is located at two positions below the second magnets (82).

2. A noise reducing rocker potentiometer according to claim 1, characterized in that the first housing (63) has a first cavity for rotation of the first rotating member (61) and the second housing (83) has a second cavity for rotation of the second rotating member (81).

3. A reduced noise rocker potentiometer according to claim 1, characterized in that the resilient member (10) is a spring or a leaf spring.

4. The rocker potentiometer according to claim 1, characterized in that the switch module (7) comprises a side cover (71) fixed at one end of the upper housing (1) along the x-axis direction, and a push switch (72) fixed at the bottom of the side cover (71), wherein a push portion (51) is connected to one end of the lower rocker arm (5) along the x-axis direction, the push portion (51) is located at the upper side of the push switch (72), and a sliding groove (711) for the push portion (51) to slide along the z-axis direction is arranged on the side cover (71).

5. A noise reducing rocker potentiometer according to claim 1, characterized in that the upper rocker arm (4) is formed with a first relief hole (41) for the rocker (3) to swing in the y-axis direction.

6. The rocker potentiometer according to claim 1, characterized in that the lower rocker arm (5) is formed with a second avoiding hole (52) for the rocker (3) to swing along the x-axis direction, the bottom of the inner side of the lower rocker arm (5) is further provided with a limiting post (53) along the y-axis direction, and the bottom of the rocker arm (3) is provided with a limiting hole (31) matched with the limiting post (53).