A pressure-sensitive multi-stage gear control switch

Abstract

The invention relates to the technical field of adult products, and discloses a pressure-sensitive multi-stage gear control switch. When a first pressing cover and a second pressing cover are pressed by different pressures, since a progressive height difference is provided between six conductive springs, the six conductive springs are driven to touch conductive contact points on a PCB board in sequence to conduct and power on. After an MCU on the PCB board detects a conduction signal, it sends a code to a main control IC, and the main control IC gives feedback according to the detected signal, thereby realizing the vibration intensity of a multi-stage gear control motor, and each stage of the gear is triggered sensitively, clearly, stably and reliably, and the pressing trigger stroke of each stage of the gear is large, and it can be ensured that when the first pressing cover and the second pressing cover are pressed down from different positions, the conductive springs can accurately fall on the conductive contact points of the PCB board, and no jamming phenomenon occurs, thereby effectively solving the problems of insensitive triggering, fuzzy gear triggering, and small downward pressing stroke of the existing pressure-sensitive switch.

Description

Technical Field

[0001] The present invention relates to the technical field of adult products, and in particular to a pressure-sensitive multi-stage gear control switch. Background Art

[0002] At present, the existing adult product press-sensing switches on the market have many shortcomings such as lack of sensitivity, unclear gear positions, and small downward stroke, which affect the user experience and even make it difficult to feel whether the product is working. Further improvement is needed. Summary of the invention

[0003] The main purpose of the present invention is to propose a push-sensitive multi-stage gear control switch, which aims to solve the technical problems of existing push-sensitive switches for adult products being not sensitive enough, having unclear gears, having a small downward stroke, and affecting user experience.

[0004] To achieve the above-mentioned purpose, the present invention proposes a push-sensitive multi-stage gear control switch, including a shell, a first push cover, a second push cover, a PCB board, a metal conductive block, a conductive spring, a reset spring and a limit screw, wherein the conductive springs are all cylindrical coil springs, the upper end wall and the lower end wall of the shell are respectively relatively recessed with a first accommodating groove and a second accommodating groove, the first push cover and the second push cover are respectively movably embedded in the first accommodating groove and the second accommodating groove, the bottoms of the first accommodating groove and the second accommodating groove are respectively vertically recessed with a plurality of first through holes that are interconnected, the PCB board is horizontally arranged on the inner side wall of the first push cover, and the PCB board is provided with a plurality of conductive contact points corresponding to the first through holes one by one, the outer end wall of the second push cover is recessed with an open groove that is compatible with the metal conductive block, the metal conductive block is detachably embedded in the open groove, and the metal conductive block The inner wall of the housing is provided with a plurality of first limit posts, one end of the conductive spring is detachably mounted on the first limit post, the conductive spring is movably embedded in the first through hole, the other end of the conductive spring and the inner wall of the metal conductive block are arranged in an increasing height distribution, and the other end of the conductive spring can be abutted and electrically connected with the conductive contact point in sequence, the two ends of the first accommodating groove and the second accommodating groove are respectively recessed with a second through hole that is interconnected, the reset spring is movably embedded in the second through hole, and the two ends of the reset spring are respectively abutted with the inner wall of the first pressing cover and the second pressing cover, the limit screws are respectively screwed on the upper end walls of the two ends of the first accommodating groove and the second accommodating groove, the outer side walls of the two ends of the first pressing cover and the second pressing cover are respectively recessed with a circular arc limit groove, and the upper end of the limit screw can be respectively abutted with the circular arc limit groove.

[0005] Furthermore, six conductive springs are provided, and the lengths of the conductive springs are all the same. The outer peripheral wall of the lower end of the first limiting column is respectively provided with a limiting flange, and the height between the limiting flange and the inner side wall of the metal conductive block is arranged in an increasing distribution, and the lower end of the conductive spring is arranged to abut against the upper end wall of the limiting flange.

[0006] Furthermore, six conductive springs are provided, and the lengths of the conductive springs are distributed in an increasing manner. The outer peripheral wall of the lower end of the first limiting column is respectively provided with a limiting flange, and the heights between the limiting flanges and the inner side walls of the metal conductive block are the same, and the lower ends of the conductive springs are abutted against the upper end walls of the limiting flanges.

[0007] Furthermore, it also includes a balance bar, which is arranged in a U-shaped structure. The balance bar can be rotatably arranged in the first receiving groove and the second receiving groove respectively, and both ends of the balance bar are rotatably connected to the two side walls of the first receiving groove and the second receiving groove respectively. The two ends of the outer side of the inner side wall of the first pressing cover and the second pressing cover are respectively provided with a first snap groove, and the front end portion of the balance bar is respectively detachably arranged in the first snap groove.

[0008] Furthermore, an elastic snap-in arm is protruded from both side walls of the opening groove, and a second snap-in groove corresponding to the elastic snap-in arm is recessed on both sides of the outer side wall of the metal conductive block, and the elastic snap-in arms are respectively embedded in the second snap-in grooves.

[0009] Furthermore, the return springs are all cylindrical coil springs, and the two ends of the inner side walls of the first pressing cover and the second pressing cover are respectively provided with a limiting sleeve corresponding to the second through hole, and the bottom of the limiting sleeve is respectively provided with a second limiting column, and the two ends of the return spring are respectively embedded in the limiting sleeve, and the two ends of the return spring are respectively detachably mounted on the second limiting column.

[0010] Furthermore, the outer side walls of the first pressing cover and the metal conductive block are respectively provided with a wire entry hole.

[0011] Furthermore, the inner side wall of the first pressing cover is convexly provided with a plurality of positioning pins, the PCB board is concavely provided with a plurality of positioning holes corresponding to the positioning pins one by one, and the positioning pins are respectively and detachably embedded in the positioning holes.

[0012] The technical solution of the present invention has the following beneficial effects: the technical solution of the present invention, through the first pressing cover and the second pressing cover can be movably embedded in the first accommodating groove and the second accommodating groove respectively, the PCB board is horizontally arranged on the inner side wall of the first pressing cover, the outer end wall of the second pressing cover is recessed with an opening groove adapted to the metal conductive block, the metal conductive block is detachably embedded in the opening groove, the bottom of the first accommodating groove and the second accommodating groove is recessed with a plurality of first through holes, the conductive springs are respectively movably embedded in the first through holes, the six conductive springs are respectively fixed on the limiting columns of the conductive blocks, the first pressing cover and the second pressing cover are both provided with reset springs, when different pressures press the first pressing cover and the second pressing cover, due to the progressive height difference between the six conductive springs, the six conductive springs are driven to touch in sequence The conductive contact points on the PCB board are turned on and powered on. After the MCU on the PCB board detects the conduction signal, it sends the code to the main control IC. The main control IC gives feedback according to the detected signal, thereby realizing multi-stage gear control of the vibration intensity of the motor, and the triggering of each gear is sensitive, clear, stable and reliable. The pressing triggering stroke of each gear is large, and the first pressing cover and the second pressing cover always remain parallel during the pressing process, so as to ensure that when the first pressing cover and the second pressing cover are pressed from different positions, the conductive spring can accurately fall on the conductive contact point of the PCB board, so that the triggering of each gear is clearer. At the same time, the balance bar ensures that the first pressing cover and the second pressing cover will not be stuck during the pressing process, effectively solving the problems of insensitive triggering of existing pressure sensing switches, fuzzy gear triggering, small pressing stroke, etc., improving user experience, and having high application value. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0014] Figure 1 This is a schematic diagram of the overall structure of a pressure-sensitive multi-stage gear control switch proposed by the present invention;

[0015] Figure 2 This is a schematic diagram of the overall structure of a pressure-sensitive multi-stage gear control switch proposed by the present invention from another perspective;

[0016] Figure 3 This is a schematic diagram of the exploded structure of a pressure-sensitive multi-stage gear control switch proposed by the present invention;

[0017] Figure 4Another schematic diagram of the exploded structure of a pressure-sensitive multi-stage gear control switch proposed by the present invention;

[0018] Figure 5 This is a partial structural schematic diagram of a pressure-sensitive multi-stage gear control switch proposed by the present invention.

[0019] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0022] In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0023] The invention provides a pressure-sensitive multi-stage gear control switch.

[0024] like Figures 1 to 5As shown, in one embodiment of the present invention, the push-sensitive multi-stage gear control switch includes a housing 101, a first push cover 102, a second push cover 103, a PCB board 104, a metal conductive block 105, a conductive spring 106, a reset spring 107 and a limit screw 108, wherein the conductive spring 106 is a cylindrical coil spring, and the upper end wall and the lower end wall of the housing 101 are respectively concavely provided with a first accommodating groove 1011 and a second accommodating groove 1012, and the first push cover 102 and the second push cover 103 are respectively embedded in the first accommodating groove 1011 and the second accommodating groove 1012 and can be movably mounted up and down. The first accommodating groove 1011 and the second accommodating groove 1012 are respectively vertically recessed with a plurality of first through holes 1013 that are interconnected. The PCB board 104 is horizontally disposed on the inner side wall of the first pressing cover 102, and the PCB board 104 is provided with a plurality of conductive contact points (not shown) that correspond one to one with the first through holes 1013. The outer end wall of the second pressing cover 103 is recessed with an opening groove 1031 that is adapted to the metal conductive block 105. The metal conductive block 105 is detachably embedded in the opening groove 1031. The inner side wall of the metal conductive block 105 is convexly provided with a plurality of first limiting posts 1051, one end of the conductive spring 106 is respectively detachably sleeved on the first limiting posts 1051, and the conductive spring 106 is respectively movably embedded in the first through hole 1013, and the height between the other end of the conductive spring 106 and the inner side wall of the metal conductive block 105 is arranged in an increasing distribution, and the other end of the conductive spring 106 can be sequentially abutted and electrically connected with the conductive contact point, and the first accommodating groove 1011 and the second accommodating groove 1012 are respectively concavely provided with a second mutually connected groove 1013. Two through holes 1014, the reset spring 107 is movably embedded in the second through hole 1014, and the two ends of the reset spring 107 are respectively abutted against the inner walls of the first pressing cover 102 and the second pressing cover 103, the limit screw 108 is respectively screwed on the upper end walls of the two ends of the first accommodating groove 1011 and the second accommodating groove 1012, the outer side walls of the two ends of the first pressing cover 102 and the second pressing cover 103 are respectively recessed with a circular arc limit groove 109, and the upper end of the limit screw 108 can be respectively abutted against the circular arc limit groove 109.

[0025] Specifically, in one embodiment of the present invention, six conductive springs 106 are provided, and the lengths of the conductive springs 106 are all consistent. The outer peripheral wall of the lower end of the first limiting column 1051 is respectively provided with a limiting flange 1052, and the height between the limiting flange 1052 and the inner side wall of the metal conductive block 105 is arranged in an increasing distribution, and the lower end of the conductive spring 106 is arranged to abut against the upper end wall of the limiting flange 1052.

[0026] Specifically, in another embodiment of the present invention, six conductive springs 106 are provided, and the lengths of the conductive springs 106 are arranged in an increasing distribution. The outer peripheral wall of the lower end of the first limiting column 1051 is respectively provided with a limiting flange 1052, and the heights of the limiting flanges 1052 and the inner side walls of the metal conductive block 105 are the same, and the lower ends of the conductive springs 106 are arranged in contact with the upper end wall of the limiting flanges 1052.

[0027] Specifically, it also includes a balance bar 110, the balance bar 110 is set in a U-shaped structure, the balance bar 110 can be rotatably arranged in the first receiving groove 1011 and the second receiving groove 1012, and both ends of the balance bar 110 are rotatably connected to the two side walls of the first receiving groove 1011 and the second receiving groove 1012, and the first pressing cover 102 and the second pressing cover 103 are respectively provided with a first buckle groove 111 at both ends of the outer side of the inner side wall, and the front end of the balance bar 110 is respectively detachably buckled in the first buckle groove 111, and the balance bar 110 is respectively arranged in the first buckle groove 111. The function of the rod 110 is to ensure that the first push cover 102 and the second push cover 103 will not tilt during the pressing process. The balance rod 110 allows the first push cover 102 and the second push cover 103 to always remain parallel during the pressing process, thereby ensuring that when the first push cover 102 and the second push cover 103 are pressed down from different positions, the conductive spring 106 can accurately fall on the conductive contact point of the PCB board 104, making the triggering of each gear position more sensitive and clear. At the same time, the balance rod 110 ensures that the first push cover 102 and the second push cover 103 will not get stuck during the pressing process.

[0028] Specifically, the two side walls of the opening groove 1031 are respectively convexly provided with an elastic snap arm 1032, and the two sides of the outer side wall of the metal conductive block 105 are respectively recessed with a second snap groove 1053 corresponding to the elastic snap arm 1032, and the elastic snap arm 1032 is respectively embedded in the second snap groove 1053 to play a limiting role, thereby preventing the conductive metal block from loosening and facilitating the installation of the conductive metal block.

[0029] Specifically, the reset spring 107 is a cylindrical coil spring. The two ends of the inner side walls of the first pressing cover 102 and the second pressing cover 103 are respectively provided with a limiting sleeve 112 corresponding to the second through hole 1014. The bottom of the limiting sleeve 112 is respectively provided with a second limiting column 113. The two ends of the reset spring 107 are respectively embedded in the limiting sleeve 112, and the two ends of the reset spring 107 are respectively detachably mounted on the second limiting column 113. The function of the reset spring is mainly to control the pressing elastic force of the first pressing cover 102 and the second pressing cover 103 to ensure that the conductive spring is in contact with the conductive contact point of the PCB board within a suitable pressing pressure range.

[0030] Specifically, the outer side walls of the first pressing cover 102 and the metal conductive block 105 are respectively provided with a wire entry hole 114 for the convenience of wire insertion.

[0031] Specifically, the inner wall of the first pressing cover 102 is convexly provided with a plurality of positioning pins 1021, and the PCB board 104 is concavely provided with a plurality of positioning holes 1041 corresponding to the positioning pins 1021 one by one. The positioning pins 1021 are respectively and detachably embedded in the positioning holes 1041, which is convenient for the installation and fixation of the PCB board and makes the installation position of the PCB board more accurate.

[0032] Specifically, the present invention has a first pressing cover and a second pressing cover that can be movably embedded in the first accommodating groove and the second accommodating groove respectively, the PCB board is horizontally arranged on the inner side wall of the first pressing cover, the outer end wall of the second pressing cover is recessed with an opening groove adapted to the metal conductive block, the metal conductive block is detachably embedded in the opening groove, the bottom of the first accommodating groove and the second accommodating groove are recessed with a plurality of first through holes, the conductive springs are respectively movably embedded in the first through holes, the six conductive springs are respectively fixed on the limiting columns of the conductive blocks, the first pressing cover and the second pressing cover are both provided with reset springs at both ends, when different pressures press the first pressing cover and the second pressing cover, due to the progressive height difference between the six conductive springs, the six conductive springs are driven to touch the conductive contact points on the PCB board in sequence. After the power is turned on, the MCU on the PCB board detects the conduction signal and sends the code to the main control IC. The main control IC gives feedback according to the detected signal, thereby realizing multi-stage gear control of the vibration intensity of the motor, and the triggering of each gear is sensitive, clear, stable and reliable. The pressing triggering stroke of each gear is large, and the first pressing cover and the second pressing cover always remain parallel during the pressing process, so as to ensure that when the first pressing cover and the second pressing cover are pressed from different positions, the conductive spring can accurately fall on the conductive contact point of the PCB board, so that the triggering of each gear is clearer. At the same time, the balance bar ensures that the first pressing cover and the second pressing cover will not be stuck during the pressing process, effectively solving the problems of insensitive triggering of existing pressure sensing switches, fuzzy gear triggering, small pressing stroke, etc., improving user experience, and having high application value.

[0033] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A pressure-sensitive multi-stage gear control switch, characterized in that: The invention comprises a shell, a first pressing cover, a second pressing cover, a PCB board, a metal conductive block, a conductive spring, a reset spring and a limit screw, wherein the conductive spring is a cylindrical coil spring, the upper end wall and the lower end wall of the shell are respectively recessed with a first accommodating groove and a second accommodating groove relative to each other, the first pressing cover and the second pressing cover are respectively embedded in the first accommodating groove and the second accommodating groove and can be movably arranged up and down, the bottoms of the first accommodating groove and the second accommodating groove are respectively vertically recessed with a plurality of first through holes that are interconnected, the PCB board is horizontally arranged on the inner side wall of the first pressing cover, and the PCB board is provided with a plurality of conductive contact points corresponding to the first through holes one by one, the outer end wall of the second pressing cover is recessed with an opening groove that is adapted to the metal conductive block, the metal conductive block is detachably embedded in the opening groove, and the inner side wall of the metal conductive block is convexly provided with a plurality of first limit posts , one end of the conductive spring is detachably sleeved on the first limiting column, the conductive spring is movably embedded in the first through hole, the height between the other end of the conductive spring and the inner side wall of the metal conductive block is arranged in an increasing distribution, and the other end of the conductive spring can be abutted and electrically connected with the conductive contact point in sequence, the two ends of the first accommodating groove and the second accommodating groove are respectively recessed with a second through hole that is interconnected, the reset spring is movably embedded in the second through hole, and the two ends of the reset spring are respectively abutted with the inner side wall of the first pressing cover and the second pressing cover, the limit screws are respectively screwed on the upper end walls of the two ends of the first accommodating groove and the second accommodating groove, the outer side walls of the two ends of the first pressing cover and the second pressing cover are respectively recessed with a circular arc limit groove, and the upper end of the limit screw can be respectively abutted with the circular arc limit groove; Six conductive springs are provided, and the lengths of the conductive springs are all the same. A limiting flange is protruded from the outer peripheral wall of the lower end of the first limiting column, and the height between the limiting flange and the inner side wall of the metal conductive block is arranged in an increasing distribution, and the lower ends of the conductive springs are all arranged to abut against the upper end wall of the limiting flange; or Six conductive springs are provided, and the lengths of the conductive springs are arranged in an increasing distribution. The outer peripheral wall of the lower end of the first limiting column is respectively provided with a limiting flange, and the heights of the limiting flange and the inner side wall of the metal conductive block are the same, and the lower ends of the conductive springs are all arranged in contact with the upper end wall of the limiting flange; The device further comprises a balancing rod, which is arranged in a U-shaped structure, and is arranged in the first receiving groove and the second receiving groove so as to be rotatable up and down respectively, and both ends of the balancing rod are rotatably connected to the two side walls of the first receiving groove and the second receiving groove respectively, and both ends of the outer side of the inner side wall of the first pressing cover and the second pressing cover are respectively provided with a first buckle groove, and the front end of the balancing rod is respectively detachably buckled in the first buckle groove; The return springs are all cylindrical coil springs, and the two ends of the inner side walls of the first pressing cover and the second pressing cover are respectively provided with a limiting sleeve corresponding to the second through hole, and the bottom of the limiting sleeve is respectively provided with a second limiting column, and the two ends of the return spring are respectively embedded in the limiting sleeve, and the two ends of the return spring are respectively detachably mounted on the second limiting column.

2. The pressure-sensitive multi-stage gear control switch according to claim 1, characterized in that: An elastic snap-in arm is protruded from both side walls of the opening groove, and a second snap-in groove corresponding to the elastic snap-in arm is recessed on both sides of the outer side wall of the metal conductive block, and the elastic snap-in arms are respectively embedded in the second snap-in grooves.

3. The pressure-sensitive multi-stage gear control switch according to claim 1, characterized in that: The outer side walls of the first pressing cover and the metal conductive block are respectively provided with a wire entry hole.

4. The pressure-sensitive multi-stage gear control switch according to claim 1, characterized in that: The inner side wall of the first pressing cover is convexly provided with a plurality of positioning pins, and the PCB board is concavely provided with a plurality of positioning holes corresponding to the positioning pins one by one, and the positioning pins are respectively and detachably embedded in the positioning holes.

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