Split electromagnetic induction type rocker potentiometer

Abstract

According to one technical scheme, the split electromagnetic induction type rocker potentiometer comprises a handle circuit board and at least one rocker mechanism, at least one rocker mechanism mounting position is arranged on the handle circuit board, and a magnetic induction chip is welded in each rocker mechanism mounting position; the rocker mechanism is installed on the corresponding rocker mechanism installation position and comprises a base, a sliding disc, a spring, a rocker, a rocker arm, an upper cover and a shell. The magnetic induction chip is welded on the handle circuit board, and a magnetic induction circuit board for welding the magnetic induction chip does not need to be independently designed and manufactured additionally; the rocker mechanism is not provided with a magnetic induction circuit board, so that the manufacturing and assembling processes of the electromagnetic induction type rocker potentiometer are simplified, and the manufacturing cost is reduced; and the permanent magnet of the rocker mechanism can be in magnetic induction fit with the magnetic induction chip on the handle circuit board, so that the magnetic induction chip on the handle circuit board can sense the change of the magnetic field intensity and output an induction signal.

Description

Technical Field

[0001] The invention relates to the technical field of potentiometers, and in particular to a split electromagnetic induction rocker potentiometer. Background Art

[0002] The joystick potentiometer is a variable potentiometer suitable for the joystick control handle of game consoles, drones, etc. By shaking the joystick of the joystick potentiometer, the state changes of the internal related components of the game console, drone, etc. can be controlled.

[0003] Referring to Chinese patent document CN222190385U, in the prior art, an electromagnetic induction type rocker potentiometer generally includes a rocker mechanism assembly and a magnetic induction circuit board, both of which are integrated structures, that is, the magnetic induction circuit board is installed in the rocker mechanism assembly, and the two are integrated into one; wherein, the rocker mechanism assembly is provided with a permanent magnet, and the magnetic induction circuit board is provided with a magnetic induction chip (for example, a Hall chip), and the permanent magnet and the magnetic induction chip cooperate with each other by magnetic induction, and under the driving action of the rocker mechanism assembly, the permanent magnet can be driven to move, and in this process, the magnetic induction chip can sense the magnetic field change of the permanent magnet, thereby outputting a corresponding electrical signal.

[0004] However, this type of combined electromagnetic induction joystick potentiometer still has the following technical problems: when manufacturing a joystick control handle, the manufacturer needs to design both a handle circuit board and a magnetic induction circuit board; the magnetic induction chip and other related electronic components cannot be soldered onto the handle circuit board through the SMT process, but the magnetic induction circuit board needs to be manufactured independently and the magnetic induction chip and other electronic components need to be soldered onto the magnetic induction circuit board through the SMT process; thus, on the one hand, the manufacturer needs to design and manufacture two circuit boards, namely the handle circuit board and the magnetic induction circuit board, which has a relatively high manufacturing cost; on the other hand, the assembly and testing process of installing the magnetic induction circuit board in the joystick mechanism assembly is relatively cumbersome, and the assembly and testing costs are also relatively high. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a split electromagnetic induction rocker potentiometer in view of the deficiencies of the above-mentioned prior art, which includes a handle circuit board and a rocker mechanism that are manufactured separately. The magnetic induction chip is directly welded on the handle circuit board. When manufacturing the handle circuit board, the magnetic induction chip and other electronic components can be welded through the SMT process, without the need to independently design and manufacture a magnetic induction circuit board for welding the magnetic induction chip. The rocker mechanism itself does not install the magnetic induction circuit board, which simplifies the manufacturing and assembly process of the electromagnetic induction rocker potentiometer and reduces the manufacturing cost. The permanent magnet of the rocker mechanism can cooperate with the magnetic induction chip on the handle circuit board through magnetic induction, so that the magnetic induction chip on the handle circuit board can sense the change in magnetic field strength and output an induction signal.

[0006] The first technical solution of the present invention is: a split electromagnetic induction rocker potentiometer, comprising: A handle circuit board, wherein at least one rocker mechanism installation position is provided on the handle circuit board, and a magnetic induction chip is welded in each rocker mechanism installation position; At least one rocker mechanism, the rocker mechanism is installed on the corresponding rocker mechanism installation position, the rocker mechanism includes a base, a sliding plate, a spring, a rocker, a rocker arm, an upper cover and a shell; the base is provided with a cavity, the sliding plate can be installed in the cavity of the base in a liftable manner; the outer periphery of the cavity is provided with a cavity spring seat, the lower side of the sliding plate is provided with a sliding plate spring seat, the lower end of the spring is installed on the cavity spring seat, and the upper end of the spring is installed under the sliding plate spring seat; the side of the cavity of the base is connected with a plurality of guides The guide foot is provided with a guide groove on the inner wall, and the side of the sliding plate is connected with a guide strip corresponding to the guide groove and slidingly matched with the guide groove; the rocker is installed on the sliding plate, and a permanent magnet is installed at the lower end of the rocker, and the permanent magnet is magnetically inductively matched with the magnetic induction chip; the upper cover is installed on the base, and the rocker arm is installed inside the upper cover, and the rocker passes through the upper cover and is connected to the rocker arm; the outer shell is installed outside the base and the upper cover, and the lower end of the outer shell is respectively connected to the base and the handle circuit board, and the upper end of the outer shell is connected to the upper cover.

[0007] In the above technical solution, the outer side wall of the upper cover is provided with a plurality of card blocks, the side of the shell is provided with a plurality of card slots corresponding to the card blocks, and the card slots are engaged with the card blocks; the lower end of the shell is provided with a plurality of buckle ears bent inward and a plurality of connecting feet extending downward, and the buckle ears are buckled to the lower side of the base and hook the base; the rocker mechanism installation position of the handle circuit board is provided with a plurality of jacks, and the connecting feet of the shell are inserted and connected to the corresponding jacks. Furthermore, the shell is a metal shell, and the lower end of the base is also provided with a plurality of positioning posts, and the rocker mechanism installation position of the handle circuit board is provided with a plurality of positioning holes, and the positioning posts of the base are inserted and connected to the corresponding positioning holes.

[0008] In the above technical scheme, the rocker arm includes a rocker arm body and a rocker arm shaft connected to both ends of the rocker arm body, the rocker arm shaft is rotatably connected to the inner wall of the upper cover, a pressure block is provided at the lower end of one of the rocker arm shafts, a pot piece button is provided on the rocker mechanism installation position of the handle circuit board, and the pressure block is pressed and matched with the pot piece button; a rocker arm middle hole for the rocker arm to pass through is provided in the middle part of the rocker arm body, and the inner wall of the rocker arm middle hole is rotatably connected to the rocker arm; a pressure block through hole is provided at one end of the base which passes through from top to bottom, and the pressure block of the rocker arm shaft extends downward into the pressure block through hole.

[0009] In the above technical solution, the sliding plate is provided with a sliding plate middle hole, the lower end of the rocker passes through the sliding plate middle hole, the middle part of the cavity of the base is provided with a cavity middle hole, the positions of the sliding plate middle hole and the cavity middle hole are opposite to each other up and down, the cavity middle hole is integrally connected with an inner cover body, the lower end of the inner cover body is provided with a chip accommodating groove, and the upper end of the magnetic induction chip is accommodated in the chip accommodating groove.

[0010] The second technical solution of the present invention is: a split electromagnetic induction rocker potentiometer, comprising: A handle circuit board, wherein at least one rocker mechanism installation position is provided on the handle circuit board, and a first magnetic induction chip and a second magnetic induction chip are respectively welded in each rocker mechanism installation position; At least one rocker mechanism, the rocker mechanism is installed on the corresponding rocker mechanism installation position, the rocker mechanism includes a base, a sliding plate, a spring, a rocker, an upper rocker arm, a lower rocker arm, an upper cover and a shell; the base is provided with a cavity, the sliding plate can be installed in the cavity of the base in a liftable manner, the outer periphery of the cavity is provided with a cavity spring seat, the lower side of the sliding plate is provided with a sliding plate spring seat, the lower end of the spring is installed on the cavity spring seat, and the upper end of the spring is installed under the sliding plate spring seat; the side of the cavity of the base is connected to a plurality of guide feet, the inner wall of the guide feet is provided with guide grooves, the side of the sliding plate is connected to guide strips corresponding to the guide grooves and slidingly matched, and the rocker is installed on the sliding plate; the upper cover is installed On the base, the upper rocker arm and the lower rocker arm are installed in the upper cover from top to bottom in sequence, and the rocker passes through the upper cover and is connected to the upper rocker arm and the lower rocker arm; the base is provided with a first through hole and a second through hole which pass through from top to bottom, one end of the upper rocker arm is provided with a first permanent magnet, the upper end of the first magnetic induction chip extends into the first through hole, and the first permanent magnet and the first magnetic induction chip are magnetically matched; one end of the lower rocker arm is provided with a second permanent magnet, the upper end of the second magnetic induction chip extends into the second through hole, and the second permanent magnet and the second magnetic induction chip are magnetically matched; the outer shell is installed outside the base and the upper cover, the lower end of the outer shell is respectively connected to the base and the handle circuit board, and the upper end of the outer shell is connected to the upper cover.

[0011] In the above technical solution, the outer side wall of the upper cover is provided with a plurality of card blocks, the side of the shell is provided with a plurality of card slots corresponding to the card blocks, and the card slots are engaged with the card blocks; the lower end of the shell is provided with a plurality of buckle ears bent inward and a plurality of connecting feet extending downward, and the buckle ears are buckled to the lower side of the base and hook the base; the rocker mechanism installation position of the handle circuit board is provided with a plurality of jacks, and the connecting feet of the shell are inserted and connected to the corresponding jacks. Furthermore, the shell is a metal shell, and the lower end of the base is also provided with a plurality of positioning posts, and the rocker mechanism installation position of the handle circuit board is provided with a plurality of positioning holes, and the positioning posts of the base are inserted and connected to the corresponding positioning holes.

[0012] In the above technical solution, the upper rocker arm includes an upper rocker arm body and an upper rocker arm shaft connected to both ends of the upper rocker arm body, the upper rocker arm shaft is rotatably connected to the inner wall of the upper cover, the middle part of the upper rocker arm body is provided with an upper rocker arm middle hole for the rocker arm to move through, the lower end of one of the upper rocker arm shafts is provided with a first magnet positioning block, the first permanent magnet is installed in the first magnet positioning block, and the positions of the first permanent magnet and the first magnetic induction chip are opposite to each other up and down.

[0013] In the above technical scheme, the lower rocker arm includes a lower rocker arm body and a lower rocker arm shaft connected to the two ends of the lower rocker arm body, the lower rocker arm shaft is rotatably connected to the inner wall of the upper cover, the middle part of the lower rocker arm body is provided with a lower rocker arm middle hole for the rocker arm to pass through, and the inner wall of the lower rocker arm middle hole is rotatably connected to the rocker arm; a second magnet positioning block is provided at the lower end of one of the upper rocker arm shafts, the second permanent magnet is installed in the second magnet positioning block, and the positions of the second permanent magnet and the second magnetic induction chip are opposite to each other up and down; a pressure block is provided at the lower end of the other lower rocker arm shaft, and a pot piece button is provided on the rocker mechanism installation position of the handle circuit board, and the pressure block is pressed and matched with the pot piece button; a pressure block through hole which runs through from top to bottom is provided at one end of the base, and the pressure block of the lower rocker arm shaft extends downward into the pressure block through hole.

[0014] The beneficial effects of the present invention are as follows: the present invention includes a handle circuit board and a rocker mechanism that are manufactured separately, the handle circuit board and the rocker mechanism can be manufactured separately, the magnetic induction chip is directly welded on the handle circuit board, and the magnetic induction chip and other electronic components can be welded by the SMT process when manufacturing the handle circuit board, without the need to independently design and manufacture a magnetic induction circuit board for welding the magnetic induction chip; the rocker mechanism of the present invention does not install a magnetic induction circuit board itself, which simplifies the manufacturing and assembly process of the electromagnetic induction rocker potentiometer and reduces the manufacturing cost; when the manufacturer manufactures the rocker control handle, it is not necessary to design and manufacture a magnetic induction circuit board separately, but only needs to design and manufacture a handle circuit board with a magnetic induction chip; when the rocker mechanism is connected and fixed on the handle circuit board with the magnetic induction chip, the rocker mechanism and the magnetic induction chip on the handle circuit board can form a magnetic induction match, and the two are combined to form a complete electromagnetic induction rocker potentiometer. The shell of the rocker mechanism of the present invention can fix the base and the upper cover together, and at the same time can fix the rocker mechanism of the present invention to the handle circuit board. In the first technical solution of the present invention, the permanent magnet can cooperate with the magnetic induction chip on the handle circuit board by magnetic induction. During the shaking of the joystick, the magnetic induction chip on the handle circuit board can sense the change in magnetic field strength and output an induction signal. In the second technical solution of the present invention, the first permanent magnet and the second permanent magnet can cooperate with the first magnetic induction chip and the second magnetic induction chip on the handle circuit board by magnetic induction. During the shaking of the joystick, the first magnetic induction chip and the second magnetic induction chip on the handle circuit board can sense the change in magnetic field strength and output an induction signal. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is an overall structural diagram of the rocker potentiometer of Example 1.

[0016] Figure 2 This is a structural diagram of the handle circuit board and the rocker mechanism of Example 1 in a separated state.

[0017] Figure 3 This is a structural diagram of the rocker mechanism of Example 1 from a first perspective.

[0018] Figure 4 This is a structural diagram of the rocker mechanism of the first embodiment from a second viewing angle.

[0019] Figure 5 This is a first-perspective dispersed structural diagram of the handle circuit board and one of the rocker mechanisms of the first embodiment.

[0020] Figure 6 This is a second perspective dispersed structure diagram of the handle circuit board and one of the rocker mechanisms of the first embodiment.

[0021] Figure 7 This is the overall structure diagram of the rocker potentiometer of the second embodiment.

[0022] Figure 8 This is a structural diagram of the handle circuit board and the rocker mechanism of the second embodiment in a separated state.

[0023] Fig. 9 This is a structural diagram of the rocker mechanism of the second embodiment from the first perspective.

[0024] Fig.10 This is a structural diagram of the rocker mechanism of the second embodiment from a second viewing angle.

[0025] Fig.11 This is a first-perspective dispersed structure diagram of the handle circuit board and one of the rocker mechanisms of the second embodiment.

[0026] Fig.12 This is a second viewing angle dispersion structure diagram of the handle circuit board and one of the rocker mechanisms of the second embodiment. DETAILED DESCRIPTION

[0027] The structural principle and working principle of the present invention are further described in detail below with reference to the accompanying drawings. Embodiment 1

[0028] like Figure 1 to Figure 6 As shown, this embodiment provides a split electromagnetic induction rocker potentiometer, including: The handle circuit board 100 is a main control circuit board in a joystick control handle of a game console, a drone, etc. The handle circuit board 100 is provided with at least one joystick mechanism installation position 1, and a magnetic induction chip 2 is respectively welded in each joystick mechanism installation position 1; in this embodiment, two joystick mechanism installation positions 1 are provided on the handle circuit board 100; At least one rocker mechanism 200, in this embodiment, there are two rocker mechanisms 200 to meet the needs of the user's left hand and right hand; the rocker mechanism 200 is installed on the corresponding rocker mechanism installation position 1, and the rocker mechanism 200 includes a base 3, a sliding plate 4, a spring 5, a rocker 6, a rocker arm 7, an upper cover 8 and a shell 9; the base 3 is provided with a cavity 31, and the sliding plate 4 can be installed in the cavity 31 of the base 3 in a liftable manner; the outer periphery of the cavity 31 is provided with a cavity spring seat 32, and the lower side of the sliding plate 4 is provided with a sliding plate spring seat 41, the lower end of the spring 5 is installed on the cavity spring seat 32, and the upper end of the spring 5 is installed under the sliding plate spring seat 41; the bottom The side of the cavity 31 of the seat 3 is connected with four guide feet 33, and the inner wall of the guide feet 33 is provided with a guide groove 34. The side of the sliding plate 4 is connected with a guide strip 42 corresponding to the guide groove 34 and slidingly matched; the rocker 6 is installed on the sliding plate 4, and the lower end of the rocker 6 is installed with a permanent magnet 10, and the permanent magnet 10 is magnetically matched with the magnetic induction chip 2; the upper cover 8 is installed on the base 3, and the rocker arm 7 is installed inside the upper cover 8. The rocker 6 passes through the upper cover 8 and is connected to the rocker arm 7; the shell 9 is installed outside the base 3 and the upper cover 8, and the lower end of the shell 9 is respectively connected to the base 3 and the handle circuit board 100, and the upper end of the shell 9 is connected to the upper cover 8. When the rocker 6 is shaken, the rocker 6 can push the sliding plate 4 to overcome the elastic force of the spring 5 and fall. When the rocker 6 is released, the spring 5 pushes the sliding plate 4 to rise, and the sliding plate 4 pushes the rocker 6 to return to the center.

[0029] The present invention includes a handle circuit board 100 and a rocker mechanism 200 that are manufactured and formed separately. The handle circuit board 100 and the rocker mechanism 200 can be manufactured and formed separately. The magnetic induction chip 2 is directly welded on the handle circuit board 100. When manufacturing the handle circuit board 100, the magnetic induction chip 2 and other electronic components can be welded by the SMT process, without the need to independently design and manufacture a magnetic induction circuit board for welding the magnetic induction chip 2. The rocker mechanism 200 of the present invention itself does not install a magnetic induction circuit board, which simplifies the manufacturing and assembly process of the electromagnetic induction rocker potentiometer and reduces the manufacturing cost. When manufacturing a rocker control handle, the manufacturer does not need to design and manufacture a magnetic induction circuit board separately, but only needs to design and manufacture the handle circuit board 100 with the magnetic induction chip 2. When the rocker mechanism 200 is connected and fixed on the handle circuit board 100 with the magnetic induction chip 2, the rocker mechanism 200 and the magnetic induction chip 2 on the handle circuit board 100 can form a magnetic induction match, and the two are combined to form a complete electromagnetic induction rocker potentiometer. The housing 9 of the rocker mechanism 200 of the present invention can fix the base 3 and the upper cover 8 together, and can also fix the rocker mechanism 200 of the present invention to the handle circuit board 100. The permanent magnet 10 of the present invention can cooperate with the magnetic induction chip 2 on the handle circuit board 100 by magnetic induction. When the rocker 6 is shaken, the magnetic induction chip 2 on the handle circuit board 100 can sense the change in magnetic field strength and output an induction signal.

[0030] like Figure 2 to Figure 6 As shown, the outer side wall of the upper cover 8 is provided with a plurality of card blocks 81, and the side of the shell 9 is provided with a plurality of card slots 91 corresponding to the card blocks 81, and the card slots 91 are engaged with the card blocks 81; the lower end of the shell 9 is provided with four buckle ears 92 bent inwardly and four connecting feet 93 extending downwardly, and the buckle ears 92 are buckled on the lower side of the base 3 and hook the base 3; the rocker mechanism installation position 1 of the handle circuit board 100 is provided with four jacks 101, and the connecting feet 93 of the shell 9 are inserted and connected to the corresponding jacks 101. Further, the shell 9 is a metal shell 9, and the lower end of the base 3 is also provided with four positioning columns 35, and the rocker mechanism installation position 1 of the handle circuit board 100 is provided with four positioning holes 102, and the positioning columns 35 of the base 3 are inserted and connected to the corresponding positioning holes 102.

[0031] like Figure 2 to Figure 6 As shown, the rocker arm 7 includes a rocker arm body 71 and a rocker arm shaft 72 connected to both ends of the rocker arm body 71, the rocker arm shaft 72 is rotatably connected to the inner wall of the upper cover 8, a pressure block 73 is provided at the lower end of one of the rocker arm shafts 72, a pot piece button 11 is provided on the rocker mechanism mounting position 1 of the handle circuit board 100, and the pressure block 73 is pressed and matched with the pot piece button 11; a rocker arm middle hole 74 is provided in the middle part of the rocker arm body 71 for the rocker 6 to pass through, and the inner wall of the rocker arm middle hole 74 is rotatably connected to the rocker 6; one end of the base 3 is provided with a pressure block through hole 36 that passes through from top to bottom, and the pressure block 73 of the rocker arm shaft 72 extends downward into the pressure block through hole 36. The pot-shaped button 11 of the present invention is arranged on the handle circuit board 100 by welding, and can be installed by welding through the SMT process, which is easy to manufacture. At the same time, the present invention does not need to set a circuit board for installing the pot-shaped button in the rocker mechanism 200, which significantly simplifies the assembly and manufacturing process of the rocker mechanism 200.

[0032] like Figure 5 and Figure 6 As shown, a buckle block 741 is provided on the inner wall of the rocker arm middle hole 74 , and a buckle hole 61 is provided on the lower end side wall of the rocker 6 , and the buckle block 741 can be rotatably buckled into the buckle hole 61 .

[0033] like Figures 4 to 6As shown, the sliding plate 4 is provided with a sliding plate middle hole 43, the lower end of the rocker 6 passes through the sliding plate middle hole 43, the middle part of the cavity 31 of the base 3 is provided with a cavity middle hole 37, the sliding plate middle hole 43 and the cavity middle hole 37 are located opposite to each other, the cavity middle hole 37 is integrally connected with an inner cover 38, the lower end of the inner cover 38 is provided with a chip accommodating groove 381, and the upper end of the magnetic induction chip 2 is accommodated in the chip accommodating groove 381. The permanent magnet 10 is a cylindrical permanent magnet 10, the permanent magnet 10 and the magnetic induction chip 2 are located opposite to each other, and the upper side of the inner cover 38 of the base 3 is provided with an arc-shaped air-avoiding groove 382. By providing the inner cover 38, the magnetic induction chip 2 can be protected, and the bottom of the rocker 6 can be prevented from damaging the magnetic induction chip 2 during the falling process of the rocker potentiometer. Embodiment 2

[0034] like Figure 7 to Figure 12 As shown, this embodiment provides a split electromagnetic induction rocker potentiometer, including: The handle circuit board 100 is a main control circuit board in a joystick control handle of a game console, a drone, etc. The handle circuit board 100 is provided with at least one joystick mechanism installation position 1, and each joystick mechanism installation position 1 is respectively welded with a first magnetic induction chip 13 and a second magnetic induction chip 14; in this embodiment, two joystick mechanism installation positions 1 are provided on the handle circuit board 100; At least one rocker mechanism 200. In the present embodiment, there are two rocker mechanisms 200 to satisfy the use of the left and right hands of the user. The rocker mechanism 200 is installed on the corresponding rocker mechanism installation position 1. The rocker mechanism 200 is installed on the corresponding rocker mechanism installation position 1. The rocker mechanism 200 comprises a base 3, a sliding plate 4, a spring 5, a rocker 6, an upper rocker arm 11, a lower rocker arm 12, an upper cover 8 and a shell 9. The base 3 is provided with a cavity 31. The sliding plate 4 can be lifted and lowered in the cavity 31 of the base 3. The outer periphery of the cavity 31 is provided with a cavity spring seat 32. The lower side of the sliding plate 4 is provided with a sliding plate spring seat 41. The lower end of the spring 5 is installed on the cavity spring seat 32, and the upper end of the spring 5 is installed under the sliding plate spring seat 41. The side of the cavity 31 of the base 3 is connected with four guide feet 33. The inner wall of the guide foot 33 is provided with a guide groove 34. The side of the sliding plate 4 is connected with a guide bar 42 which corresponds to the guide groove 34 and slides with each other. , the rocker 6 is installed on the sliding plate 4; the upper cover 8 is installed on the base 3, the upper rocker arm 11 and the lower rocker arm 12 are installed in the upper cover 8 from top to bottom in sequence, the rocker 6 passes through the upper cover 8 and is connected to the upper rocker arm 11 and the lower rocker arm 12; the base 3 is provided with a first through hole 39 and a second through hole 30 that pass through from top to bottom, one end of the upper rocker arm 11 is provided with a first permanent magnet 15, the first permanent magnet 15 and the first through hole 39 are located opposite to each other, the upper end of the first magnetic induction chip 13 extends into the first through hole 39, and the first permanent magnet 15 and the first magnetic induction chip 13 are magnetically matched; one end of the lower rocker arm 12 is provided with a second permanent magnet 16, the upper end of the second magnetic induction chip 14 extends into the second through hole 30, and the second permanent magnet 16 and the second magnetic induction chip 14 are magnetically matched; the shell 9 is installed outside the base 3 and the upper cover 8, the lower end of the shell 9 is respectively connected to the base 3 and the handle circuit board 100, and the upper end of the shell 9 is connected to the upper cover 8. When the rocker 6 is shaken, the rocker 6 can push the sliding plate 4 to overcome the elastic force of the spring 5 and go down. When the rocker 6 is released, the spring 5 pushes the sliding plate 4 to go up, and the sliding plate 4 pushes the rocker 6 to return to the center.

[0035] The present invention includes a handle circuit board 100 and a rocker mechanism 200 that are manufactured and formed separately. The handle circuit board 100 and the rocker mechanism 200 can be manufactured and formed separately. The magnetic induction chip is directly welded on the handle circuit board 100. When manufacturing the handle circuit board 100, the magnetic induction chip and other electronic components can be welded through the SMT process, without the need to independently design and manufacture a magnetic induction circuit board for welding the magnetic induction chip. The rocker mechanism 200 of the present invention itself does not install a magnetic induction circuit board, which simplifies the manufacturing and assembly process of the electromagnetic induction rocker potentiometer and reduces the manufacturing cost. When manufacturing a rocker control handle, the manufacturer does not need to design and manufacture a magnetic induction circuit board separately, but only needs to design and manufacture the handle circuit board 100 with a magnetic induction chip. When the rocker mechanism 200 is connected and fixed on the handle circuit board 100 with the magnetic induction chip, the rocker mechanism 200 and the magnetic induction chip on the handle circuit board 100 can form a magnetic induction match, and the two are combined to form a complete electromagnetic induction rocker potentiometer. The housing 9 of the rocker mechanism 200 of the present invention can fix the base 3 and the upper cover 8 together, and can also fix the rocker mechanism 200 of the present invention to the handle circuit board 100. The first permanent magnet 15 and the second permanent magnet 16 of the present invention can cooperate with the first magnetic induction chip 13 and the second magnetic induction chip 14 on the handle circuit board 100 by magnetic induction, so that the first magnetic induction chip 13 and the second magnetic induction chip 14 on the handle circuit board 100 can sense the change of magnetic field strength and output a sensing signal.

[0036] like Figure 8 to Figure 12 As shown, the outer side wall of the upper cover 8 is provided with a plurality of card blocks 81, and the side of the shell 9 is provided with a plurality of card slots 91 corresponding to the card blocks 81, and the card slots 91 are engaged with the card blocks 81; the lower end of the shell 9 is provided with four buckle ears 92 bent inwardly and four connecting feet 93 extending downwardly, and the buckle ears 92 are buckled to the lower side of the base 3 and hook the base 3; the rocker mechanism installation position 1 of the handle circuit board 100 is provided with four jacks 101, and the connecting feet 93 of the shell 9 are inserted and connected to the corresponding jacks 101. Further, the shell 9 is a metal shell 9, and the lower end of the base 3 is also provided with four positioning columns 35, and the rocker mechanism installation position 1 of the handle circuit board 100 is provided with four positioning holes 102, and the positioning columns 35 of the base 3 are inserted and connected to the corresponding positioning holes 102.

[0037] like Figure 7 to Figure 12As shown, the upper rocker arm 11 includes an upper rocker arm body 111 and an upper rocker arm shaft 112 connected to both ends of the upper rocker arm body 111, the upper rocker arm shaft 112 is rotatably connected to the inner wall of the upper cover 8, and a middle hole of the upper rocker arm 11 is provided in the middle of the upper rocker arm body 111 for the rocker 6 to move through, and a first magnet positioning block 113 is provided at the lower end of one of the upper rocker arm shafts 112, and the first permanent magnet 15 is installed in the first magnet positioning block 113, and the first permanent magnet 15 and the first magnetic induction chip 13 are positioned opposite to each other up and down.

[0038] like Figure 7 to Figure 12 As shown, the lower rocker arm 12 includes a lower rocker arm body 121 and a lower rocker arm shaft 122 connected to both ends of the lower rocker arm body 121, the lower rocker arm shaft 122 is rotatably connected to the inner wall of the upper cover 8, the middle part of the lower rocker arm body 121 is provided with a lower rocker arm middle hole 123 for the rocker 6 to pass through, and the inner wall of the lower rocker arm middle hole 123 is rotatably connected to the rocker 6; the lower end of one of the upper rocker arm shafts 112 is provided with a second magnet positioning block 124, and the second permanent magnet 16 is installed on the second The magnet positioning block 124 is inside, and the second permanent magnet 16 and the second magnetic induction chip 14 are opposite to each other in vertical direction; a pressing block 125 is provided at the lower end of another lower rocker arm shaft 122, and a pot piece button 11 is provided on the rocker mechanism installation position 1 of the handle circuit board 100, and the pressing block 125 is pressed and matched with the pot piece button 11; one end of the base 3 is provided with a through hole 36 of the pressing block 125 that passes through from top to bottom, and the pressing block 125 of the lower rocker arm shaft 122 extends downward into the pressing block through hole 36. The pot piece button 11 of the present invention is arranged on the handle circuit board 100 by welding, and can be welded and installed by SMT process, which is easy to manufacture. At the same time, the present invention does not need to set a circuit board for installing the pot piece button in the rocker mechanism 200, which significantly simplifies the assembly and manufacturing process of the rocker mechanism 200.

[0039] like Fig.11 and Fig.12 As shown, a buckle block 126 is provided on the inner wall of the hole 123 in the lower rocker arm, and a buckle hole 61 is provided on the lower end side wall of the rocker 6. The buckle block 126 can be rotatably buckled into the buckle hole 61.

[0040] The above description is only a preferred embodiment of the present invention. Any slight modification, equivalent changes and modifications made to the above embodiments according to the technical solution of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A split electromagnetic induction rocker potentiometer, characterized in that: include: A handle circuit board, wherein at least one rocker mechanism installation position is provided on the handle circuit board, and a magnetic induction chip is welded in each rocker mechanism installation position; At least one rocker mechanism, the rocker mechanism is installed on the corresponding rocker mechanism installation position, the rocker mechanism includes a base, a sliding plate, a spring, a rocker, a rocker arm, an upper cover and a shell; the base is provided with a cavity, the sliding plate can be installed in the cavity of the base in a liftable manner; the outer periphery of the cavity is provided with a cavity spring seat, the lower side of the sliding plate is provided with a sliding plate spring seat, the lower end of the spring is installed on the cavity spring seat, and the upper end of the spring is installed under the sliding plate spring seat; the side of the cavity of the base is connected with a plurality of guides The guide foot is provided with a guide groove on the inner wall, and the side of the sliding plate is connected with a guide strip corresponding to the guide groove and slidingly matched with the guide groove; the rocker is installed on the sliding plate, and a permanent magnet is installed at the lower end of the rocker, and the permanent magnet is magnetically inductively matched with the magnetic induction chip; the upper cover is installed on the base, and the rocker arm is installed inside the upper cover, and the rocker passes through the upper cover and is connected to the rocker arm; the outer shell is installed outside the base and the upper cover, and the lower end of the outer shell is respectively connected to the base and the handle circuit board, and the upper end of the outer shell is connected to the upper cover.

2. The split electromagnetic induction rocker potentiometer according to claim 1, characterized in that: The outer side wall of the upper cover is provided with a plurality of card blocks, and the side of the shell is provided with a plurality of card slots corresponding to the card blocks, and the card slots are snap-fitted with the card blocks; the lower end of the shell is provided with a plurality of buckle ears bent inwardly and a plurality of connecting feet extending downwardly, and the buckle ears are buckled to the lower side of the base and hook the base; the rocker mechanism mounting position of the handle circuit board is provided with a plurality of sockets, and the connecting feet of the shell are inserted into and connected to the corresponding sockets; the shell is a metal shell, and the lower end of the base is also provided with a plurality of positioning columns, and the rocker mechanism mounting position of the handle circuit board is provided with a plurality of positioning holes, and the positioning columns of the base are inserted into and connected to the corresponding positioning holes.

3. The split electromagnetic induction rocker potentiometer according to claim 1, characterized in that: The rocker arm includes a rocker arm body and a rocker arm shaft connected to both ends of the rocker arm body, the rocker arm shaft is rotatably connected to the inner wall of the upper cover, a pressure block is provided at the lower end of one of the rocker arm shafts, a pot piece button is provided on the rocker mechanism installation position of the handle circuit board, and the pressure block is pressed and matched with the pot piece button; a rocker arm middle hole for the rocker arm to pass through is provided in the middle of the rocker arm body, and the inner wall of the rocker arm middle hole is rotatably connected to the rocker arm; a pressure block through hole is provided at one end of the base which passes through from top to bottom, and the pressure block of the rocker arm shaft extends downward into the pressure block through hole.

4. The split electromagnetic induction rocker potentiometer according to claim 3, characterized in that: The inner wall of the middle hole of the rocker arm is provided with a buckle block, and the lower end side wall of the rocker arm is provided with a buckle hole, and the buckle block can be rotatably buckled into the buckle hole.

5. The split electromagnetic induction rocker potentiometer according to claim 1, characterized in that: The sliding plate is provided with a sliding plate middle hole, the lower end of the rocker passes through the sliding plate middle hole, the middle part of the cavity of the base is provided with a cavity middle hole, the sliding plate middle hole and the cavity middle hole are positioned opposite to each other up and down, an inner cover body is integrally connected to the cavity middle hole, the lower end of the inner cover body is provided with a chip accommodating groove, and the upper end of the magnetic induction chip is accommodated in the chip accommodating groove.

6. A split electromagnetic induction rocker potentiometer, characterized in that: include: A handle circuit board, wherein at least one rocker mechanism installation position is provided on the handle circuit board, and a first magnetic induction chip and a second magnetic induction chip are respectively welded in each rocker mechanism installation position; At least one rocker mechanism, the rocker mechanism is installed on the corresponding rocker mechanism installation position, the rocker mechanism includes a base, a sliding plate, a spring, a rocker, an upper rocker arm, a lower rocker arm, an upper cover and a shell; the base is provided with a cavity, the sliding plate can be installed in the cavity of the base in a liftable manner, the outer periphery of the cavity is provided with a cavity spring seat, the lower side of the sliding plate is provided with a sliding plate spring seat, the lower end of the spring is installed on the cavity spring seat, and the upper end of the spring is installed under the sliding plate spring seat; the side of the cavity of the base is connected to a plurality of guide feet, the inner wall of the guide feet is provided with guide grooves, the side of the sliding plate is connected to guide strips corresponding to the guide grooves and slidingly matched, and the rocker is installed on the sliding plate; the upper cover is installed On the base, the upper rocker arm and the lower rocker arm are installed in the upper cover from top to bottom in sequence, and the rocker passes through the upper cover and is connected to the upper rocker arm and the lower rocker arm; the base is provided with a first through hole and a second through hole which pass through from top to bottom, one end of the upper rocker arm is provided with a first permanent magnet, the upper end of the first magnetic induction chip extends into the first through hole, and the first permanent magnet and the first magnetic induction chip are magnetically matched; one end of the lower rocker arm is provided with a second permanent magnet, the upper end of the second magnetic induction chip extends into the second through hole, and the second permanent magnet and the second magnetic induction chip are magnetically matched; the outer shell is installed outside the base and the upper cover, the lower end of the outer shell is respectively connected to the base and the handle circuit board, and the upper end of the outer shell is connected to the upper cover.

7. The split electromagnetic induction rocker potentiometer according to claim 6, characterized in that: The outer side wall of the upper cover is provided with a plurality of card blocks, and the side of the shell is provided with a plurality of card slots corresponding to the card blocks, and the card slots are snap-fitted with the card blocks; the lower end of the shell is provided with a plurality of buckle ears bent inwardly and a plurality of connecting feet extending downwardly, and the buckle ears are buckled to the lower side of the base and hook the base; the rocker mechanism mounting position of the handle circuit board is provided with a plurality of sockets, and the connecting feet of the shell are inserted into and connected to the corresponding sockets; the shell is a metal shell, and the lower end of the base is also provided with a plurality of positioning columns, and the rocker mechanism mounting position of the handle circuit board is provided with a plurality of positioning holes, and the positioning columns of the base are inserted into and connected to the corresponding positioning holes.

8. The split electromagnetic induction rocker potentiometer according to claim 6, characterized in that: The upper rocker arm includes an upper rocker arm body and an upper rocker arm shaft connected to both ends of the upper rocker arm body, the upper rocker arm shaft is rotatably connected to the inner wall of the upper cover, the middle part of the upper rocker arm body is provided with an upper rocker arm middle hole for the rocker arm to move through, the lower end of one of the upper rocker arm shafts is provided with a first magnet positioning block, the first permanent magnet is installed in the first magnet positioning block, and the positions of the first permanent magnet and the first magnetic induction chip are opposite to each other up and down.

9. The split electromagnetic induction rocker potentiometer according to claim 6, characterized in that: The lower rocker arm includes a lower rocker arm body and a lower rocker arm shaft connected to both ends of the lower rocker arm body, the lower rocker arm shaft is rotatably connected to the inner wall of the upper cover, the middle part of the lower rocker arm body is provided with a lower rocker arm middle hole for the rocker arm to pass through, and the inner wall of the lower rocker arm middle hole is rotatably connected to the rocker arm; the lower end of one of the upper rocker arm shafts is provided with a second magnet positioning block, the second permanent magnet is installed in the second magnet positioning block, and the positions of the second permanent magnet and the second magnetic induction chip are opposite to each other up and down; the lower end of the other lower rocker arm shaft is provided with a pressure block, and a pot piece button is provided on the rocker mechanism mounting position of the handle circuit board, and the pressure block is pressed and matched with the pot piece button; one end of the base is provided with a pressure block through hole which runs through from top to bottom, and the pressure block of the lower rocker arm shaft extends downward into the pressure block through hole.

10. The split electromagnetic induction rocker potentiometer according to claim 6, characterized in that: The inner wall of the middle hole of the lower rocker arm is provided with a buckle block, and the lower end side wall of the rocker arm is provided with a buckle hole, and the buckle block can be rotatably buckled into the buckle hole.

Images