CN112336606A

CN112336606A - Telescopic massage device

Info

Publication number: CN112336606A
Application number: CN202011231376.5A
Authority: CN
Inventors: 张雅楠
Original assignee: Shenzhen Seijing Intelligent Technology Co ltd
Current assignee: Shenzhen Seijing Intelligent Technology Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-02-09

Abstract

The invention relates to the technical field of massage devices, in particular to a telescopic massage device which comprises a shell, a massage cup body, a base, a driving assembly, a rotating disk, a telescopic moving part and a control circuit board, wherein the driving assembly, the rotating disk, the telescopic moving part and the control circuit board are all arranged on the base; the one end of shell is provided with the opening, opening department can dismantle and be connected with the drain pan, the drain pan is used for sealing the opening, telescopic massage device is still including being used for the structure of unblanking of detaching drain pan and shell unblock. The unlocking structure is novel in structure, achieves a massage effect on a user, is high in structural stability, can be used separately from the shell and the bottom shell, prevents other people from opening the bottom shell accidentally, is good in privacy and confidentiality, and avoids being used by other people accidentally.

Description

Telescopic massage device

Technical Field

The invention relates to the technical field of massage devices, in particular to a telescopic massage device.

Background

With the improvement of living standard and the increase of living and working pressure of people, adult health care products are popular with more and more people, such as an airplane cup massager, which provides a possibility of releasing partial pressure for single-body adult men or men living with spouses for a long time. However, the existing airplane cup massager has poor privacy and confidentiality effects, and the massage cup body can be opened by anyone at will for use, so that the structural reliability is poor.

Disclosure of Invention

The invention provides a telescopic massage device aiming at the problems in the prior art, which is novel in structure, ingenious in design, strong in structural stability, capable of realizing the massage effect on a user, capable of being used separately from a shell and a bottom shell, capable of avoiding others from opening the bottom shell accidentally, good in privacy and confidentiality and capable of avoiding being used accidentally by others.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention provides a telescopic massage device which comprises a shell, a massage cup body, a base, a driving assembly, a rotating disc, a telescopic moving part and a control circuit board, wherein the driving assembly, the rotating disc, the telescopic moving part and the control circuit board are all arranged on the base; the front end of flexible moving part with the massage cup body is connected, the one end of shell is provided with the opening, the opening orientation of massage cup body the opening, opening department can dismantle and be connected with the drain pan, the drain pan is used for sealing the opening, telescopic massage device is still including being used for the structure of unblanking of detaching drain pan and shell unblock.

Wherein, one side of the inner wall of the bottom shell is provided with an elastic locking plate, and one side of the bottom shell is provided with a plurality of through holes;

a lock hole matched and connected with the elastic locking plate is formed in one side of the inner wall of the shell;

a limiting groove is formed in the other side of the inner wall of the bottom shell, and a convex strip matched and clamped with the limiting groove is arranged on the outer wall of one end of the shell;

the unlocking structure comprises a lock body and a pressing body movably arranged on the lock body, one side surface of the pressing body is a pressing end, the other side surface of the pressing body is provided with a plurality of pushing columns, the pushing columns movably penetrate through the lock body, and the lock body is also internally provided with an elastic resetting piece for driving the pressing body to reset; the through hole is arranged corresponding to the push column; a first magnet is arranged in the push column;

the inner side of the elastic locking plate is also provided with a plurality of accommodating holes, second magnets are arranged in the accommodating holes, first magnets are arranged in the push columns, and the first magnets and the second magnets are matched and adsorbed; the top end of the elastic locking plate is provided with a first buckling block, and a second buckling block matched and buckled with the first buckling block is arranged in the locking hole.

The elastic reset pieces are springs, the number of the springs is in one-to-one correspondence with the number of the push posts, and the springs are sleeved on the peripheries of the push posts;

the lock body comprises an upper shell and a bottom cover, a pressing opening for the pressing body to move is formed in one side of the upper shell, a groove is formed in the other side of the upper shell, the bottom cover is arranged in the groove, the elastic reset piece is accommodated in a space formed by the bottom cover and the upper shell, and two ends of the elastic reset piece are respectively connected with the inner side surface of the bottom cover and the inner side surface of the pressing body;

a limiting ring is arranged on the outer edge of the inner side surface of the pressing body and is abutted against the inner wall of the upper shell;

the both ends of bottom all are provided with the card post, both ends in the epitheca all be provided with the card hole of card post cooperation joint.

The control circuit board is provided with a potentiometer, the potentiometer is provided with a speed regulating piece in a sliding mode, and the speed regulating piece protrudes out of the shell;

one end of the rotating disk extends upwards to be provided with an eccentric convex column, the rear end of the telescopic moving part is provided with a sliding block, the sliding block is arranged on the base in a sliding mode, a moving groove is formed in the sliding block, a pulley is movably sleeved on the periphery of the eccentric convex column and located in the moving groove, and the pulley is in sliding butt joint with the inner wall of the moving groove;

the driving assembly comprises a motor, a driving wheel and a transmission shaft, the driving wheel is fixedly sleeved on the periphery of the transmission shaft, the top end of the transmission shaft is coaxially connected with the rotating disc, and the output end of the motor is in driving connection with the driving wheel.

The base is provided with a limiting sliding groove, the sliding block is arranged in the limiting sliding groove in a sliding mode, semicircular convex points are arranged at the left end and the right end of the sliding block respectively, and the semicircular convex points are in sliding abutting joint with the inner wall of the limiting sliding groove;

the sliding block is detachably provided with a dust cover.

The base is provided with a circular groove, and the rotating disc is circular and is movably accommodated in the circular groove; the front end of the telescopic moving part is provided with a plurality of assembling holes, and the front end of the telescopic moving part is provided with a mounting seat; the mounting seat is used for mounting the massage cup body.

Guide holes are formed in two sides of the front end of the base, guide rods are arranged in the guide holes in a sliding mode, and the front ends of the guide rods extend out of the guide holes in a protruding mode and then are connected with the mounting base.

Wherein, the base is provided with a power supply seat, and a battery is arranged in the power supply seat; mounting columns are arranged on two sides of the bottom of the power supply seat, a supporting table for supporting the power supply seat is arranged on the base, mounting holes are formed in two sides of the supporting table, and the mounting columns are inserted into the mounting holes;

the battery socket is characterized in that a battery cavity is formed in the power socket, the battery is accommodated in the battery cavity, and a plurality of buckling arc-shaped pieces for fixing the battery are arranged on two sides of the power socket.

The shell is also provided with a switch button, and the switch button is electrically connected with the control circuit board;

the shell is also provided with a volume control button which is electrically connected with the control circuit board;

the shell is also provided with a loudspeaker which is electrically connected with the control circuit board.

The shell is provided with an earphone jack, and the earphone jack is electrically connected with the control circuit board;

the shell is also provided with a charging port which is electrically connected with the control circuit board.

The control circuit board is provided with a PID control system, the PID control system comprises a given speed, a comparator, a PID controller, a PWM generator and a speed sensing part, the output end of the given speed is connected with the input end of the comparator, the output end of the comparator is connected with the input end of the PID controller, the output end of the PID controller is connected with the input end of the PWM generator, the output end of the PWM generator is connected with the input end of the motor, the output end of the motor is connected with the input end of the speed sensing part, and the output end of the speed sensing part is connected with the input end of the comparator. The invention has the beneficial effects that:

the massage cup body is provided with the through hole, the rotary disc is arranged on the shell, the telescopic moving part is arranged on the rotary disc, the telescopic moving part is connected with the rotary disc in a transmission mode through the rotation of the rotary disc, the telescopic moving part is driven to move in a reciprocating mode on the base, the telescopic moving part drives the massage cup body to move in a telescopic mode at the same time, and therefore the massage effect on a user is achieved; the bottom shell is used for sealing the through opening, and the bottom shell can be unlocked through the unlocking structure; the unlocking structure is an independent structure, does not need to be fixed on the shell or the bottom shell, can be used separately from the shell and the bottom shell, avoids others from opening the bottom shell accidentally, is good in privacy and confidentiality, and avoids being accidentally used by others.

Drawings

Fig. 1 is a schematic structural view of a telescopic massage device of the present invention.

Fig. 2 is a schematic view of another perspective structure of the retractable massage device of the present invention.

Fig. 3 is a schematic structural view after hiding the bottom case and the unlocking structure.

Fig. 4 is a schematic structural view of the present invention after hiding the bottom case, the unlocking structure and the outer case.

Fig. 5 is a schematic structural view of the bottom case and the unlocking structure of the present invention.

Fig. 6 is a schematic structural diagram of another view angle of fig. 5.

Fig. 7 is a schematic structural diagram of the bottom case of the present invention.

Fig. 8 is a schematic structural view of the unlocking structure of the present invention.

Fig. 9 is an exploded view of the unlocking structure of the present invention.

Fig. 10 is a schematic view of the present invention after hiding the bottom case, massage cup, unlocking structure and outer case.

Fig. 11 is a schematic view of fig. 10 from another perspective.

Fig. 12 is an exploded view of the structure of fig. 10.

Fig. 13 is a schematic structural view of fig. 10 with the mounting base, the guide bar, the power base, the control circuit board and the battery hidden.

Fig. 14 is a schematic structural view of fig. 10 after the mounting base, the guide bar, the power base, the control circuit board, the dust cap and the battery are hidden.

Fig. 15 is a schematic structural view of fig. 10 after the mounting base, the guide rod, the power supply base, the control circuit board, the dust cover, the telescopic moving part, the sliding block and the battery are hidden.

Fig. 16 is a schematic structural diagram of the driving assembly, the telescopic moving member, the slider and the dust cover according to the present invention.

FIG. 17 is a functional block diagram of a PID control system of the invention.

Fig. 18 is a circuit diagram of a PID control system of the present invention.

The reference numerals in fig. 1 to 18 include:

1. a housing; 2. a massage cup body; 3. a base; 4. a drive assembly; 5. rotating the disc; 6. a telescopic moving part; 7. a control circuit board; 8. a port; 9. a bottom case; 10. an unlocking structure; 11. an elastic locking plate; 12. perforating; 13. a lock hole; 14. a limiting groove; 15. a convex strip; 16. a lock body; 17. a pressing body; 18. pushing the column; 19. an elastic reset member; 20. a first magnet; 21. a housing hole; 22. a second magnet; 23. a first buckle block; 25. an upper shell; 26. a bottom cover; 27. pressing the opening; 28. grooving; 29. a limiting ring; 30. clamping the column; 31. a clamping hole;

32. a potentiometer; 33. a speed regulating member; 34. an eccentric convex column; 35. a slider; 36. a movable groove; 37. a pulley; 38. a motor; 39. a driving wheel; 40. a drive shaft; 41. a limiting chute; 42. semicircular salient points; 43. a dust cover; 44. a circular groove; 45. an assembly hole; 46. a mounting seat; 47. a guide hole; 48. a guide bar; 49. a power supply base; 50. a battery; 51. mounting a column; 52. a support table; 53. mounting holes; 54. a battery cavity; 55. buckling and pressing the arc-shaped sheet; 56. a switch button; 57. a volume control button; 58. a speaker; 59. an earphone jack; 60. a charging port; 61. a comparator; 62. a PID controller; 63. a PWM generator; .

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention. It is to be understood that the drawings are provided solely for the purposes of reference and illustration and are not intended as a definition of the limits of the invention. The connection relationships shown in the drawings are for clarity of description only and do not limit the manner of connection.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

A telescopic massage device comprises a shell 1, a massage cup body 2, a base 3, a driving component 4, a rotating disk 5, a telescopic moving part 6 and a control circuit board 7, wherein the driving component 4, the rotating disk 5, the telescopic moving part 6 and the control circuit board 7 are all arranged on the base 3, the base 3 and the massage cup body 2 are both positioned in the shell 1, the driving component 4 is electrically connected with the control circuit board 7, the driving component 4 is used for driving the rotating disk 5 to rotate, the telescopic moving part 6 is arranged on the base 3 in a sliding mode, and the rotating disk 5 is in transmission connection with the telescopic moving part 6 and used for; the front end of flexible moving part 6 with massage cup 2 is connected, the one end of shell 1 is provided with opening 8, massage cup 2's opening orientation opening 8, opening 8 department can dismantle and be connected with drain pan 9, drain pan 9 is used for sealing opening 8, telescopic massage device is still including being used for the structure of unblanking 10 of dismantling drain pan 9 and the unblock of shell 1.

Specifically, the massage cup is novel in structure and ingenious in design, when the massage cup is in work, the driving assembly 4 drives the rotating disc 5 to rotate, the telescopic moving part 6 is driven to be in transmission connection through the rotation of the rotating disc 5 so as to drive the telescopic moving part 6 to do reciprocating movement on the base 3, the telescopic moving part 6 drives the massage cup body 2 to do telescopic movement at the same time, so that the massage effect on a user is achieved, the structural stability is strong, further, the shell 1 is provided with the through opening 8, and the through opening 8 is convenient for the user to massage by using the massage cup body 2; the bottom shell 9 is used for sealing the through opening 8, and the bottom shell 9 can be unlocked through the unlocking structure 10; wherein, structure 10 of unblanking is solitary structure, need not fix on shell 1 or drain pan 9, can separately use with shell 1, drain pan 9, avoids other people's accident to open drain pan 9, and privacy is hidden, the security is good, avoids being used by other people's accident.

In the telescopic massage device of this embodiment, an elastic locking plate 11 is installed on one side of the inner wall of the bottom shell 9, and a plurality of through holes 12 are installed on one side of the bottom shell 9;

a lock hole 13 which is matched and connected with the elastic lock plate 11 is formed in one side of the inner wall of the shell 1;

a limiting groove 14 is formed in the other side of the inner wall of the bottom shell 9, and a convex strip 15 matched and clamped with the limiting groove 14 is arranged on the outer wall of one end of the shell 1;

the unlocking structure 10 comprises a lock body 16 and a pressing body 17 movably arranged on the lock body 16, one side surface of the pressing body 17 is a pressing end, the other side surface of the pressing body 17 is provided with a plurality of push posts 18, the push posts 18 movably penetrate through the lock body 16, and an elastic resetting piece 19 for driving the pressing body 17 to reset is further arranged in the lock body 16; the through hole 12 is arranged corresponding to the push column 18; a first magnet 20 is arranged in the push column 18;

the inner side of the elastic locking plate 11 is also provided with a plurality of accommodating holes 21, second magnets 22 are arranged in the accommodating holes 21, first magnets 20 are arranged in the push columns 18, and the first magnets 20 and the second magnets 22 are matched and adsorbed; the top end of the elastic locking plate 11 is provided with a first buckling block 23, and the locking hole 13 is internally provided with a second buckling block which is matched and buckled with the first buckling block 23.

Specifically, the unlocking structure 10 of the present invention has a novel structure and an ingenious design, when in use, the unlocking structure 10 can be installed or placed at the position of the corresponding elastic locking plate 11, further, when the elastic locking plate 11 needs to be pressed to generate displacement unlocking, the unlocking structure 10 can be installed at one side surface of the bottom case 9, or can be placed at one side surface of the bottom case 9, the push post 18 is aligned with the through hole 12, the press body 17 is pressed to make the press body 17 do retraction movement, the elastic reset piece 19 is compressed, the push post 18 extends out and penetrates through the through hole 12 to press the elastic locking plate 11, so that the elastic locking plate 11 generates displacement to realize unlocking and unlocking effects, the structure is reliable, and the operation is simple and convenient; the elastic locking piece 11 is partially exposed out of the through hole 12, so that the pushing column 18 can push and push the elastic locking piece 11; the elastic locking plate 11 generates displacement to realize unlocking and unlocking, the structure is small and exquisite, the unlocking structure 10 can be detached and installed at any time, the use by other people can be avoided, the carrying and the packaging are convenient, the structure is reliable, the elastic resetting piece 19 can drive the pressing body 17 to reset, and the repeated operation of an operator is convenient;

furthermore, when the lock body 16 is installed, the push column 18 and the through hole 12 are installed in an aligned mode, the push column 18 is attracted under the action of the first magnet 20 and the second magnet 22, and then the lock body 16 is installed, the structure is novel, the design is ingenious, and the problems that the screw installation process is complex and the operation is complex in the traditional technology are solved;

when the bottom shell 9 and the shell 1 are installed, the convex strips 15 are clamped into the limiting grooves 14, the elastic locking plates 11 are clamped into the locking holes 13, and the first buckling blocks 23 and the second buckling blocks are matched and buckled to realize the locking installation of the bottom shell 9 and the shell 1, so that the assembly is convenient; when the novel lock is disassembled, only the unlocking structure 10 is needed, the novel lock is very convenient to operate, can be disassembled and installed at any time, can be prevented from being used by other people, and is convenient to carry and package independently.

Of course, the push column 18 may also be made of metal, and the push column 18 made of metal may also be directly matched with the second magnet 22 to achieve adsorption installation.

In the telescopic massage device of this embodiment, the elastic return element 19 is a spring, the number of the springs is a plurality, the number of the springs corresponds to the number of the push posts 18 one by one, and the springs are sleeved on the periphery of the push posts 18; specifically, the spring sleeves the periphery of the push column 18, so that excessive deformation or translocation of the spring is prevented, and the structure is reliable.

The lock body 16 includes an upper shell 25 and a bottom cover 26, a pressing opening 27 for the movement of the pressing body 17 is provided at one side of the upper shell 25, a slot 28 is provided at the other side of the upper shell 25, the bottom cover 26 is installed in the slot 28, the elastic reset piece 19 is accommodated in a space formed by the bottom cover 26 and the upper shell 25, and two ends of the elastic reset piece 19 are respectively connected with the inner side surface of the bottom cover 26 and the inner side surface of the pressing body 17; specifically, press opening 27 and conveniently press body 17 and stretch out epitheca 25, the operating personnel of being convenient for operates, and bottom 26 is installed at fluting 28, and bottom 26 is dismantled with epitheca 25 and is connected, conveniently changes inside elasticity piece 19 that resets, the simple structure of above-mentioned setting, simple to operate.

A limiting ring 29 is arranged on the outer edge of the inner side surface of the pressing body 17, and the limiting ring 29 is abutted against the inner wall of the upper shell 25; specifically, the above arrangement can prevent the pressing body 17 from being separated from the upper case 25, and ensure the normal operation of the pressing body 17.

Wherein, the both ends of bottom 26 all are provided with card post 30, both ends in the epitheca 25 all be provided with the card hole 31 of card post 30 cooperation joint. In particular, the above arrangement facilitates the mounting of the bottom cover 26 with the upper case 25.

In the telescopic massage device of this embodiment, a potentiometer 32 is disposed on the control circuit board 7, a speed adjusting member 33 is slidably disposed on the potentiometer 32, and the speed adjusting member 33 protrudes out of the housing 1;

one end of the rotating disk 5 extends upwards to be provided with an eccentric convex column 34, the rear end of the telescopic moving piece 6 is provided with a sliding block 35, the sliding block 35 is arranged on the base 3 in a sliding mode, a moving groove 36 is formed in the sliding block 35, a pulley 37 is movably sleeved on the periphery of the eccentric convex column 34, the pulley 37 is located in the moving groove 36, and the pulley 37 is in sliding abutting joint with the inner wall of the moving groove 36; specifically, the driving assembly 4 is started to drive the rotating disc 5 to rotate, and the rotating disc 5 can drive the sliding block 35 to slide back and forth on the base 3 along with the rotation of the rotating disc 5 through the movable fit of the eccentric convex column 34 and the pulley 37 under the sliding abutment of the pulley 37 and the inner wall of the movable groove 36, so as to drive the telescopic moving part 6 to perform telescopic action; preferably, the movable slot 36 is a kidney-shaped slot; furthermore, the control circuit board 7 is electrically connected with the driving component 4 and the potentiometer 32, the speed regulating member 33 is connected with the electric brush of the potentiometer 32, the speed regulating member 33 drives the electric brush to move along the resistor body in the potentiometer 32 through sliding, a resistance value or voltage which has a certain relation with the displacement is obtained at the output end, and the speed regulation can be realized by matching with the control circuit board 7.

The driving assembly 4 comprises a motor 38, a driving wheel 39 and a transmission shaft 40, the driving wheel 39 is fixedly sleeved on the periphery of the transmission shaft 40, the top end of the transmission shaft 40 is coaxially connected with the rotating disc 5, and the output end of the motor 38 is in driving connection with the driving wheel 39. Specifically, the motor 38 is started to drive the transmission wheel 39 to rotate, and then drive the transmission shaft 40 to rotate, the transmission shaft 40 is coaxially connected with the rotating disc 5, and further the rotating disc 5 is driven to rotate, so that the structure is simple, and the use is convenient.

In the telescopic massage device of this embodiment, the base 3 is provided with a limiting sliding groove 41, the sliding block 35 is slidably disposed in the limiting sliding groove 41, the left end and the right end of the sliding block 35 are both provided with semicircular protruding points 42, and the semicircular protruding points 42 are slidably abutted to the inner wall of the limiting sliding groove 41; specifically, the semicircular convex points 42 can reduce the contact area between the two ends of the sliding block 35 and the limiting sliding groove 41, so that friction is reduced, and the sliding fluency is improved.

Wherein, the sliding block 35 is detachably provided with a dust cover 43. Specifically, the dust cover 43 is convenient to mount, the dust prevention effect is achieved, the structure is simple, and the design is ingenious.

In the telescopic massage device of the present embodiment, the base 3 is provided with a circular groove 44, and the rotating disc 5 is circular and movably accommodated in the circular groove 44; the front end of the telescopic moving part 6 is provided with a plurality of assembling holes 45, and the front end of the telescopic moving part 6 is provided with a mounting seat 46; the mounting seat 46 is used for mounting the massage cup body 2. In particular, the arrangement can limit the rotating disc 5 to rotate in the circular groove 44, and the structure is reliable; the assembly hole 45 can be fixed with the mount pad 46 with external screw cooperation, is convenient for drive the mount pad 46 activity through flexible moving part 6, the mount pad 46 is installed massage cup 2 drives the flexible activity of massage body in order to realize the massage effect.

In the telescopic massage device of this embodiment, guide holes 47 are disposed on both sides of the front end of the base 3, guide rods 48 are slidably disposed in the guide holes 47, and the front ends of the guide rods 48 protrude out of the guide holes 47 and then are connected to the mounting base 46. Specifically, the guide rod 48 and the guide hole 47 cooperate to achieve a guiding and sliding effect, so that the accuracy of the mounting seat 46 and the telescopic movable part 6 during movement is ensured, the movement direction deviation is avoided, and the structure is reliable.

In the telescopic massage device of the present embodiment, the power socket 49 is installed on the base 3, and the battery 50 is installed in the power socket 49; mounting columns 51 are arranged on two sides of the bottom of the power supply seat 49, a supporting table 52 for supporting the power supply seat 49 is arranged on the base 3, mounting holes 53 are arranged on two sides of the supporting table 52, and the mounting columns 51 are inserted in the mounting holes 53; specifically, insert the mounting hole 53 through the erection column 51 and install power seat 49 on base 3 in, be provided with battery 50 chamber in the power seat 49, battery 50 holds and establishes the battery 50 intracavity, the both sides of power seat 49 all are provided with fixedly a plurality of withholding arc piece 55 of battery 50 pushes down battery 50 through withholding arc piece 55, prevents that battery 50 from becoming flexible, and reliable structure, battery 50 is connected with control circuit board 7 electricity.

In the telescopic massage device of this embodiment, the housing 1 is further provided with a switch button 56, and the switch button 56 is electrically connected to the control circuit board 7;

the shell 1 is also provided with a volume control button 57, and the volume control button 57 is electrically connected with the control circuit board 7;

the housing 1 is further provided with a speaker 58, and the speaker 58 is electrically connected with the control circuit board 7.

Specifically, shift knob 56 can control the start-up and the closing of this embodiment, speaker 58 can realize public putting of sound, volume control button 57 can control the volume size of this embodiment sound production, this embodiment both can be the audio amplifier structure, also can be for massage device, use in a flexible way, ingenious, it is further, the control circuit board 7 of this embodiment can also be provided with the USB interface and be used for other external electronic equipment to in forming the audio amplifier structure, in addition, control circuit board 7 also can be provided with bluetooth module, this embodiment can be connected with smart machine (cell-phone, flat board etc.) through bluetooth module, realize the music broadcast effect.

In the telescopic massage device of this embodiment, the housing 1 is provided with an earphone jack 59, and the earphone jack 59 is electrically connected to the control circuit board 7; the housing 1 is further provided with a charging port 60, and the charging port 60 is electrically connected with the control circuit board 7. Specifically, the earphone jack 59 is used for being connected with a wired earphone, so that a user can conveniently receive the sound emitted by the massage device of the embodiment through the earphone when using the massage device, the sound is prevented from being externally emitted, the use is convenient, and the design is ingenious; the charging port 60 is conveniently used to charge the battery 50.

The telescopic massage device of this embodiment, the control circuit board 7 is provided with a PID control system, the PID control system includes a given speed, a comparator 61, a PID controller 62, a PWM generator 63 and a speed sensing portion, the output end of the given speed is connected to the input end of the comparator 61, the output end of the comparator 61 is connected to the input end of the PID controller 62, the output end of the PID controller 62 is connected to the input end of the PWM generator 63, the output end of the PWM generator 63 is connected to the input end of the motor 38, the output end of the motor 38 is connected to the input end of the speed sensing portion, and the output end of the speed sensing portion is connected to the input end of the comparator 61. Specifically, in operation, the motor 38 drives the transmission assembly to drive the rotating disc 5 to rotate, and drives the telescopic moving part 6 to be in transmission connection through the rotation of the rotating disc 5 so as to drive the telescopic moving part 6 to perform reciprocating motion on the base 3; further, the control circuit board 7 is provided with a PID control system, compares the given speed with the actual speed through the comparator 61, and outputs a deviation value to the PID controller 62 for online correction, so that the real-time control of the speed is realized, and the stability is good.

The control circuit board 7 is provided with a PID control system, a comparator 61 is used for comparing a given speed with an actual speed, and a deviation value is output to a PID controller 62 for online correction, so that the real-time control of the speed is realized; wherein, the given speed is the preset running speed of the motor 38, the given speed is provided to be compared with the running speed of the motor 38, and the speed of the motor 38 is controlled, the PWM generator 63 is used for adjusting the waveform of the frequency and amplitude of the output voltage according to the correction result output by the PID controller 62, so as to realize the speed control of the motor 38; the speed sensing part is used for detecting the actual rotating speed of the motor 38 during operation, and the speed sensing part detects the operating speed of the motor 38 and transmits the operating speed to the comparator 61, so that the real-time control of the embodiment is realized.

Wherein the speed sensing part may be a speed sensor; however, the speed sensing section of the present embodiment is preferably used as: the speed feedback value is read by using the PWM generator 63 working state at low level, driving control is turned off, and meanwhile, speed feedback is performed by acquiring the variable of the back electromotive force generated by the rotation of the motor 38 after power failure.

The PID control system is integrated on the MCU, and the model of the MCU is MM32F031C8T 6; the model of the motor 38 is JL-3537Z390-25-08325, but the model is not a fixed model and is only one of available models; the MCU can realize the constant-speed driving of the motor 38, and a circuit diagram of a constant-speed driving circuit of the motor 38 is shown in fig. 18, and includes a given speed end, an MCU, a resistor R1, a resistor R2, a resistor R3, a resistor R4, a transistor Q1, a field-effect transistor Q2, a transistor Q3, a capacitor C1, and a motor; the given speed end is connected with an input end of an MCU, an output end of the MCU is connected with one end of a resistor R2, one end of a resistor R3 and a base of a triode Q3, the other end of the resistor R2 is connected with a base of a triode Q1, an emitter of a triode Q1 is grounded, a collector of the triode Q1 is connected with one end of a resistor R1 and a grid of a field effect tube Q2, the other end of the resistor R1 is connected with a drain of a field effect tube Q2, a source of the field effect tube Q2, the other end of the resistor R3 and an emitter of the triode Q3 are all connected with an input end of a motor, a drain of the triode Q3 is connected with one end of a resistor R4, the other end of the resistor R4 is connected with one end of a capacitor C3 and then connected with the input end of the MCU, and the.

Specifically, the working principle of the constant-speed drive circuit is as follows:

when a potentiometer of the MCU is adjusted to have PWM output, when the PWM is in a high level state, the base electrode of the triode Q1 is in a high level state, the triode Q1 is in a switching-on state, the collector electrode of the triode Q1 and the grid electrode of the field-effect tube Q2 are in a low level state, the field-effect tube Q2 is in a switching-on state, the drain electrode of the field-effect tube Q2 is in a high level output state, the motor is electrified to act, the base electrode of the triode Q3 is in a high level state, the triode Q3 is in a cut-off state, and;

when the PWM is in a low level state, the base electrode of the triode Q1 is in a low level state, the triode Q1 is in a cut-off state, the collector electrode of the triode Q1 and the grid electrode of the field-effect tube Q2 are in a high level state, the field-effect tube Q2 is in a cut-off state, the drain electrode of the field-effect tube Q2 does not output in a high level state, the base electrodes of the motor and the triode Q3 are in a low level state, the triode Q3 is in an on state, the reverse electromotive force generated after the motor is powered off flows to the collector electrode from the emitter electrode of the triode Q3, a relatively smooth speed measurement signal is obtained through the resistor R4 and the capacitor C1 and is input to the MCU, the MCU obtains a difference value by comparing a speed setting signal value and a speed measurement feedback value, the difference value is continuously calculated in a time sequence, a real-time control quantity is obtained through.

The constant-speed driving circuit is novel in structure and ingenious in design, a speed measuring link is added, when the motor runs, the MCU reads the value of a speed given potentiometer (a given speed end) in real time, meanwhile, the actual speed value of the motor 38 is also read, the two values are compared to obtain difference values, the three difference values are continuously calculated in a time sequence, then a real-time control quantity is obtained through the MCU algorithm and sent to the PWM generating link, the duty ratio of the PWM is changed along with load change in real time, and the purpose of stabilizing the speed is achieved.

Further, the present embodiment also provides a method for implementing constant-speed drive control, including the following steps:

s1, providing the given speed value and the initial speed feedback value to a comparator of the MCU, calculating by the MCU through the value of the comparator to obtain a corresponding control quantity, sending the corresponding control quantity to a PWM (pulse-width modulation) generation link, and starting the motor to run through driving control;

s2, when the motor runs, the MCU reads the given speed value in real time and also reads the actual speed feedback value of the motor;

and S3, comparing the given speed value with the actual speed feedback value to obtain difference values, continuously calculating three difference values in time sequence, obtaining a real-time control quantity through calculation, sending the real-time control quantity to a PWM (pulse width modulation) generation link, and changing the duty ratio of PWM in real time along with the load change of the motor.

In the step S2, the actual speed feedback value is read by using the PWM operating state at a low level to turn off the driving control, and obtaining the variable of the back electromotive force generated by the rotation of the motor after the power loss as the speed feedback.

In step S3, the given speed value is compared with the actual speed feedback value to obtain difference values, three of the difference values are continuously calculated in time sequence, a real-time control quantity is obtained by calculation and sent to the PWM generating link, and an algorithm model for changing the duty ratio of PWM in real time following the load change of the motor is:

pwm (Kp) (e (n) -e (n-1)) + Ki (e) (n) + Kd (e) (n) -2 (e (n-1) + e (n-2)) + Vsp; kp, Ki and Kd are respectively proportional, integral and differential setting parameters, e (n) is a difference value of the current sampling, e (n-1) is a difference value of the last sampling, e (n-2) is a difference value of the last sampling, and Vsp is an actual feedback speed value.

Although the present invention has been described with reference to the above preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A telescopic massage device is characterized in that: the massage cup comprises a shell, a massage cup body, a base, and a driving assembly, a rotating disk, a telescopic moving part and a control circuit board which are all arranged on the base, wherein the base and the massage cup body are both positioned in the shell; the front end of the telescopic moving part is connected with the massage cup body, one end of the shell is provided with a through hole, the opening of the massage cup body faces the through hole, the through hole is detachably connected with a bottom shell, the bottom shell is used for sealing the through hole, and the telescopic massage device further comprises an unlocking structure used for unlocking and disassembling the bottom shell and the shell;

a potentiometer is arranged on the control circuit board and is provided with a speed regulating part in a sliding manner;

the shell is also provided with a switch button, and the switch button is electrically connected with the control circuit board.

2. The telescopic massage apparatus of claim 1, wherein: one side of the inner wall of the bottom shell is provided with an elastic locking plate, and one side of the bottom shell is provided with a plurality of through holes;

the inner side of the elastic locking plate is also provided with a plurality of accommodating holes, second magnets are arranged in the accommodating holes, first magnets are arranged in the push columns, and the first magnets and the second magnets are matched and adsorbed;

the top end of the elastic locking plate is provided with a first buckling block, and a second buckling block matched and buckled with the first buckling block is arranged in the locking hole.

3. The telescopic massage apparatus of claim 2, wherein: the elastic reset pieces are springs, the number of the springs is in one-to-one correspondence with the number of the push posts, and the springs are sleeved on the peripheries of the push posts;

4. The telescopic massage apparatus of claim 1, wherein: the speed regulating part protrudes out of the shell;

5. The retractable massaging device of claim 4, wherein: the base is provided with a limiting sliding groove, the sliding block is arranged in the limiting sliding groove in a sliding mode, semicircular convex points are arranged at the left end and the right end of the sliding block respectively, and the semicircular convex points are in sliding abutting joint with the inner wall of the limiting sliding groove;

the sliding block is detachably provided with a dust cover.

6. The telescopic massage apparatus of claim 1, wherein: the base is provided with a circular groove, and the rotating disc is circular and is movably accommodated in the circular groove; the front end of the telescopic moving part is provided with a plurality of assembling holes, and the front end of the telescopic moving part is provided with a mounting seat; the mounting seat is used for mounting the massage cup body.

7. The telescopic massage apparatus of claim 6, wherein: guide holes are formed in two sides of the front end of the base, guide rods are arranged in the guide holes in a sliding mode, and the front ends of the guide rods extend out of the guide holes in a protruding mode and then are connected with the mounting base.

8. The telescopic massage apparatus of claim 1, wherein: the base is provided with a power supply seat, and a battery is arranged in the power supply seat; mounting columns are arranged on two sides of the bottom of the power supply seat, a supporting table for supporting the power supply seat is arranged on the base, mounting holes are formed in two sides of the supporting table, and the mounting columns are inserted into the mounting holes; the battery socket is characterized in that a battery cavity is formed in the power socket, the battery is accommodated in the battery cavity, and a plurality of buckling arc-shaped pieces for fixing the battery are arranged on two sides of the power socket.

9. The telescopic massage apparatus of claim 1, wherein: the shell is also provided with a volume control button which is electrically connected with the control circuit board;

the shell is also provided with a loudspeaker which is electrically connected with the control circuit board;

the shell is provided with an earphone jack which is electrically connected with the control circuit board;

10. The retractable massaging device of claim 4, wherein: the control circuit board is provided with a PID control system, the PID control system comprises a given speed, a comparator, a PID controller, a PWM generator and a speed sensing part, the output end of the given speed is connected with the input end of the comparator, the output end of the comparator is connected with the input end of the PID controller, the output end of the PID controller is connected with the input end of the PWM generator, the output end of the PWM generator is connected with the input end of the motor, the output end of the motor is connected with the input end of the speed sensing part, and the output end of the speed sensing part is connected with the input end of the comparator.