CN218247761U - Piston sucking type massager - Google Patents

Abstract

The utility model discloses a piston suction type massager, the massage port in straight cylinder type piston chamber and human skin contact and seal, push-and-pull drive arrangement makes reciprocal straight line translation action through drive push-and-pull piece, and the piston makes reciprocal straight line translation at straight cylinder type piston intracavity along with the push-and-pull piece action, and the space between the massage port in messenger straight cylinder type piston chamber and the terminal surface of piston forms just, negative pressure is strong to carry out the suction type massage.

Description

Piston sucking type massager

Technical Field

The utility model relates to the technical field of health care equipment, in particular to a piston sucking type massager.

Background

With the increasing pace of life, the working pressure of people is increasing, and people often work overtime in order to complete work tasks. After undergoing a one-day intense work, a person's body becomes exhausted, and in order to relieve fatigue and maintain physical and mental health, a massager, such as a negative pressure massager, is generally used to massage the body. The negative pressure massager relieves fatigue and ache by absorbing and relaxing the skin, thereby achieving the purpose of relieving the body and mind. However, in the related art, as disclosed in chinese patent publication No. CN106344360A, a rhythmic vacuum cupping massage therapy device uses an air pump to achieve rhythmic suction and discharge, which simulates human hands to pinch and massage, but the suction effect of the negative pressure massager is poor, resulting in poor massage effect.

Therefore, there is a need for an improved negative pressure massager that avoids the above-mentioned disadvantages.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the technical defects and designing a piston sucking type massager, which is specifically arranged as follows.

The utility model relates to a piston suction type massager, which comprises a control unit, a power supply device, at least one piston cylinder, at least one piston and a push-pull driving device, wherein the power supply device is connected with the push-pull driving device through the control unit; when the massage port of the straight cylinder type piston cavity is contacted with the skin of a human body to be closed, the push-pull driving device drives the push-pull piece to do reciprocating linear translation motion, and the piston does reciprocating linear translation motion in the straight cylinder type piston cavity along with the action of the push-pull piece, so that positive and negative pressure intensity is formed in the space between the massage port of the straight cylinder type piston cavity and one end face of the piston, and suction type massage is performed.

The human body does not need to be massaged by other people through the massage, the self-massage function is realized through the electric drive, the labor cost is avoided, the carrying is convenient, the massage can be carried out anytime and anywhere, and the convenience degree of the massage is improved. The port of the piston cylinder can be tightly attached to each body part of a human body, and when the piston reciprocates, the piston generates up and down return air flow to realize the sucking function of the body part. Promoting the blood circulation of the massaged points, increasing the stimulation during massage, and improving the effects of relaxing muscles and relaxing the body through massage.

Preferably, the push-pull driving device further comprises a first driving motor and a rotating part, the rotating part comprises an eccentric part, the push-pull part comprises a first push-pull rod, one end of the first push-pull rod is connected with the other end face of the piston, the rotating part is mounted on a rotating shaft at least at one end of the first driving motor, the first push-pull rod is rotatably connected with the eccentric part, and the power supply device is connected with the first driving motor through a control unit.

Preferably, the rotating member comprises a driving gear and a plurality of driven gears, the driving gear is mounted on a rotating shaft at least at one end of the first driving motor, the driving gear is meshed with the driven gears, and the eccentric portion is arranged on the driven gears.

Preferably, the rotating member comprises a worm wheel and a worm which are in meshed transmission with each other, the worm is mounted on a rotating shaft at least at one end of the first driving motor, and the eccentric part is arranged on the worm wheel.

Preferably, the piston comprises a hard connecting piece and a first flexible sleeve sleeved on the hard connecting piece, and one end of the first push-pull rod is connected with the hard connecting piece.

Preferably, the hard connecting piece comprises a connecting cavity, a connecting rod is arranged on the wall of the connecting cavity, and one end of the first push-pull rod is inserted into the connecting cavity and then is rotatably connected with the connecting rod; or

The hard connecting piece comprises a connecting portion, a connecting cavity is formed in one end of the first push-pull rod, a connecting rod is arranged on the wall of the connecting cavity, and the connecting portion is connected with the connecting rod in a rotating mode.

Preferably, at least a part of the outer peripheral side of the first flexible sleeve is provided with a first skirt edge, and the first skirt edge is attached to the wall of the straight-cylinder type piston cavity.

Preferably, the piston comprises a first flexible body, the first flexible body comprises a spherical cavity, one end of the first push-pull rod is provided with a sphere, and the sphere is arranged in the spherical cavity.

Preferably, at least a part of the outer peripheral side of the first flexible body is provided with a second skirt edge, and the second skirt edge is jointed with the wall of the straight-tube type piston cavity.

Preferably, the piston comprises a second flexible body, one end of the first push-pull rod is provided with a spring, and the end part of the spring is connected with the other end face of the second flexible body.

Preferably, at least a part of the outer peripheral side of the second flexible body is provided with a third skirt edge, and the third skirt edge is jointed with the wall of the straight-tube type piston cavity.

Preferably, the push-pull driving device comprises a conductive coil wound on the piston cylinder and a magnet fixed in the piston, the conductive coil is connected with a power supply device, and the power supply device is connected with the conductive coil through a control unit.

Preferably, the push-pull driving device comprises a second driving motor and a rotating sleeve, the push-pull part comprises a reciprocating lead screw or a screw rod, the reciprocating lead screw or the screw rod is arranged in an inner hole of the rotating sleeve, the rotating sleeve is fixedly connected with a rotating shaft on the second driving motor, a guide rod is rotatably arranged on the inner hole wall of the rotating sleeve and is arranged in a spiral groove of the reciprocating lead screw or the screw rod, and the piston is arranged on the reciprocating lead screw or the screw rod; or alternatively

The push-pull driving device comprises a second driving motor and a rotating sleeve, the push-pull piece comprises a telescopic rod, an inclined guide groove is formed in the telescopic rod, the telescopic rod is arranged in an inner hole of the rotating sleeve, the rotating sleeve is fixedly connected with a rotating shaft on the second driving motor, a guide rod is rotatably arranged on the inner hole wall of the rotating sleeve and is arranged in the inclined guide groove, and a piston is arranged on the telescopic rod;

the power supply device is connected with the second driving motor through the control unit.

Preferably, the piston comprises a second flexible sleeve and a fixing piece arranged on the reciprocating screw rod or the telescopic rod, and the second flexible sleeve is fixedly sleeved on the fixing piece.

Preferably, at least a part of the outer peripheral side of the second flexible sleeve is provided with a fourth skirt edge, and the fourth skirt edge is attached to the wall of the straight-cylinder type piston cavity.

The utility model relates to a piston suction formula massager, it utilizes push-and-pull drive arrangement to drive the reciprocal translation of piston, reaches the space formation between the massage port that makes straight cylinder piston chamber and the terminal surface of piston just, the negative pressure is strong to adsorb and relax skin, reach the suction formula massage, thereby the massage effect preferred.

Drawings

FIG. 1 is a schematic view (one) of a structure in which only a single rotary member is mounted on a first driving motor;

FIG. 2 is a schematic view of a structure in which only a single rotary member is mounted on a first driving motor (II);

FIG. 3 is a schematic view of the structure of the massage device with the first push-pull rod driven to act in a biaxial manner;

FIG. 4 is a schematic diagram of a massager configuration with two massage stations;

FIG. 5 is a schematic view of a geared massager with housing;

FIG. 6 is an exploded view of the geared massager;

FIG. 7 is a schematic view of a gear-driven massage device with a first push-pull rod driven by two shafts;

FIG. 8 is a schematic view of a gear driven massager configuration for two massage stations;

FIG. 9 is a schematic view (I) of the structure of the worm gear and worm transmission massager;

FIG. 10 is a schematic structural view of the worm gear and worm transmission massager (II);

FIG. 11 is an exploded view of the piston structure;

FIG. 12 is a piston configuration (one) employing O-rings;

FIG. 13 shows a piston configuration (II) using O-rings;

FIG. 14 is a piston and first push-pull rod connection;

fig. 15 shows the piston and first push-pull rod connection structure (two);

fig. 16 shows a piston and first push-pull rod connecting structure (iii);

fig. 17 shows the piston-first push-pull rod connection (iv);

fig. 18 is a piston and first push-pull rod connecting structure (v);

FIG. 19 shows the connection structure of the piston and the first push-pull rod

Figure 20 is a schematic view (one) of another push-pull drive configuration;

FIG. 21 is a schematic view of another push-pull actuator configuration (two);

FIG. 22 is a schematic view of a push-pull actuator;

FIG. 23 is a schematic view of another push-pull actuator;

figure 24 is a schematic view (three) of yet another push-pull drive configuration.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.

Example (b):

as shown in fig. 1, the piston sucking massager described in this embodiment includes a control unit 6, a power supply device 7, at least one piston cylinder 4, at least one piston 3, and a push-pull driving device 2, wherein the power supply device 7 is connected to the push-pull driving device 2 through the control unit 6, the push-pull driving device 2 includes a push-pull member 5, the piston cylinder 4 includes a straight cylinder type piston cavity 43, the piston 3 is disposed in the straight cylinder type piston cavity 43, and at least a portion of a peripheral side wall of the piston 3 is attached to a wall of the straight cylinder type piston cavity 43; when the massage port 42 of the straight cylinder type piston cavity 43 is contacted with the skin of a human body to be sealed, the push-pull driving device 2 drives the push-pull piece 5 to do reciprocating linear translation motion, the piston 3 does reciprocating linear translation in the straight cylinder type piston cavity 43 along with the action of the push-pull piece 5, so that a space between the massage port of the straight cylinder type piston cavity 43 and one end face of the piston 3 forms positive and negative pressure intensity to perform suction type massage, and the skin is absorbed and released in the massage process, wherein the power supply device 7 can adopt a lithium battery or an external power supply, the control unit 6, the power supply device 7, the piston cylinder 4 and the push-pull driving device 2 are all arranged in the shell 1, the power supply device 7 and the piston cylinder 4 are respectively positioned and installed in the first positioning cavity 11 and the second positioning cavity 12 of the shell 1, the control unit 6 is arranged at the opening 13 of the shell 1, the peripheral side of the control unit 6 is embedded in a positioning groove of the opening 13, the control unit 6, the power supply device 7, the piston cylinder 4 and the push-pull driving device 2 are conveniently installed in the shell 1, two half shells 15 which are symmetrically arranged with each other and are welded and fixed by a half shell 15, and a plastic material, and a half shell is adopted.

Preferably, the inner wall of the second positioning cavity 12 is provided with a clamping groove 14, the piston cylinder 4 is provided with a clamping protrusion 41, and the clamping protrusion 41 is correspondingly clamped into the clamping groove 14, so that the piston cylinder 4 is more stably positioned and installed, and the opening of the second positioning cavity 12 corresponds to the massage port 42 of the piston cylinder.

In this embodiment, the push-pull driving device 2 further includes a first driving motor 22 and at least one rotating member 21, the rotating member 21 includes an eccentric portion 212, the push-pull member 5 includes a first push-pull rod 51, one end of the first push-pull rod 51 is connected to the other end surface of the piston 3, the rotating member 21 is mounted on a rotating shaft at least one end of the first driving motor 22, the first push-pull rod 51 is rotatably connected to the eccentric portion 212, and the power supply device 7 is connected to the first driving motor 22 through the control unit 6; the control unit 6 adopts a key board, a control key 61 is arranged on the key board, and when the control key is closed, the power supply device 7 supplies power to the first driving motor 22; the first push-pull rod 51 and the piston 3 may be an integral structure, and the first driving motor 22 drives the rotating member 21 to rotate, so that the eccentric portion 212 makes a circular motion, and the first push-pull rod 51 pushes and pulls the piston 3, so that the piston 3 makes a reciprocating linear translation in the straight-tube piston cavity 43.

The rotating parts 21 are respectively arranged on rotating shafts at two ends of the driving motor, the two ends of a connecting rod at the lower end of the first push-pull rod 51 are respectively connected with the eccentric parts 212 of the two rotating parts 21 in a rotating mode, double-shaft driving is achieved, and driving force to the piston 3 is improved, or the first push-pull rod 51, the piston cylinder 4 and the piston 3 are all arranged into two pieces, so that massage stations are increased.

In a preferred mode of the arrangement of the rotating member 21, the rotating member 21 includes a driving gear 211 and a plurality of driven gears, the driving gear 211 is mounted on a rotating shaft of at least one end of the first driving motor 22, the driving gear 211 is engaged with the driven gears, and the eccentric portion 212 is disposed on the driven gears, wherein the eccentric portion 212 is driven to move circularly by gear transmission, and one driven gear is generally used, but for the sake of compact structure and larger transmission ratio, a plurality of driven gears engaged with each other may be provided, and the eccentric portion 212 is disposed on the driven gear at the transmission end point.

In another preferred mode of the rotating member 21, the rotating member 21 includes a worm wheel 215 and a worm 214, the worm wheel 214 is mounted on a rotating shaft of at least one end of the first driving motor 22, the eccentric portion 212 is disposed on the worm wheel 215, wherein the worm wheel 215 drives the eccentric portion 212 to make a circular motion.

In a preferred arrangement of the piston 3, the piston 3 includes a hard connecting member 32 and a first flexible sleeve 31 covering the hard connecting member 32, one end of a first push-pull rod 51 is connected to the hard connecting member 32, wherein one end of the first push-pull rod 51 and the hard connecting member 32 may be of an integral structure, or may also be rotatably connected through a connecting rod 33, the first flexible sleeve 31 is made of silicone or rubber, and the first flexible sleeve 31 may be of a closed-end structure, or of a ring sleeve structure with two ends penetrating, or may also be an O-ring. In the case that the first push-pull rod 51 and the hard connecting member 32 are of an integral structure, based on the flexible function of the flexible sleeve, the eccentric portion 212 makes a circular motion to cause the first push-pull rod 51 to swing to push or pull the hard connecting member 32, and the hard connecting member 32 swings in the flexible sleeve, so that the piston 3 performs reciprocating translation in such a case, the peripheral side of the hard connecting member 32 is provided with a flange 321, the inner wall of the first flexible sleeve 31 is provided with a recess 311, and the flange 321 correspondingly fits into the recess 311 to fix the hard connecting member 32.

Specifically, the hard connecting member 32 includes a connecting cavity 322, a connecting rod 33 is disposed on a wall of the connecting cavity 322, and one end of the first push-pull rod 51 is inserted into the connecting cavity 322 and then rotatably connected to the connecting rod 33; or the hard connecting piece 32 comprises a connecting part 39, one end of the first push-pull rod 51 is provided with a connecting cavity 322, the wall of the connecting cavity 322 is provided with a connecting rod 33, and the connecting part 39 is rotatably connected with the connecting rod 33; the rotary connecting structure can be selected according to actual conditions, and the two ends of the connecting rod 33 are fixed in the two oppositely arranged fixing holes 323 of the inner wall of the connecting cavity 322 in an interference fit manner.

Preferably, at least a part of the outer peripheral side of the first flexible sleeve 31 is provided with a first skirt 312, the first skirt 312 is attached to the wall of the straight-cylinder type piston cavity 43, and the skirt is arranged to prevent the outer wall of the first flexible sleeve 31 from fully contacting with the inner wall of the straight-cylinder type piston cavity 43, so that the contact area is reduced, and the smoothness of the movement of the piston 3 in the straight-cylinder type piston cavity 43 is improved.

For another preferred mode of arrangement of the piston 3, the piston 3 includes a first flexible body 34, the first flexible body 34 includes a ball cavity 341, one end of the first push-pull rod 51 is provided with a ball 512, the ball 512 is disposed in the ball cavity 341, and the first flexible body 34 is made of silicone or rubber, so that the structure of the first flexible body 34 can realize the movable connection of the first push-pull rod 51 on the first flexible body 34, and prevent the piston 3 from swinging during the reciprocating translation process.

Preferably, at least a portion of the outer peripheral side of the first flexible body 34 is provided with a second skirt 342, the second skirt 342 engaging the wall of the straight-tube piston chamber 43. The skirt edge is arranged to prevent the outer wall of the first flexible body 34 from being in full contact with the inner wall of the straight cylinder type piston cavity 43, so that the contact area is reduced, and the smoothness of the movement of the piston 3 in the straight cylinder type piston cavity 43 is improved.

In another preferred way of arranging the piston 3, the piston 3 comprises a second flexible body 35, one end of the first push-pull rod 51 is provided with a spring 36, and the end of the spring 36 is connected with the other end face of the second flexible body 35. The second flexible body 35 is made of silica gel or rubber, and one end of the spring 36 can be spirally connected to the connecting hole of the second flexible body 35, so that one end of the spring 36 is placed in the cavity of the second flexible body 35 to fix the spring 36 and the second flexible body 35; or one end of the spring 36 is fixed to the second flexible body 35 by over-molding. The end of the spring 36 is welded to the end of the first push-pull rod 51, and both the spring 36 and the first push-pull rod 51 can be made of metal or plastic.

Preferably, at least a part of the outer peripheral side of the second flexible body 35 is provided with a third skirt 351, and the third skirt 351 is attached to the wall of the straight-tube type piston cavity 43. The skirt edge is arranged to prevent the outer wall of the second flexible body 35 from being in full contact with the inner wall of the straight cylinder type piston cavity 43, so that the contact area is reduced, and the smoothness of the movement of the piston 3 in the straight cylinder type piston cavity 43 is improved.

In another embodiment, the push-pull driving device 2 comprises a conductive coil 25 wound on the piston cylinder 4 and a magnet 26 fixed in the piston 3, the conductive coil 25 is connected with the power supply device 7, and the power supply device 7 is connected with the conductive coil 25 through the control unit 6; the power supply device 7 inputs current to the conductive coil 25 through the control unit 6 to enable the conductive coil 25 to generate a magnetic field, wherein the control unit 6 is a circuit capable of automatically controlling the current direction to be periodically changed, the circuit is a conventional known technical means, and therefore the circuit is not described in detail herein, so that the current input to the conductive coil 25 is controlled to be periodically changed, the direction of the magnetic field is further changed, and according to the electromagnetic principle, the current repels with magnetism and attracts with magnetism, so that the moving magnet 26 is driven to reciprocate, and further the piston 3 is driven to reciprocate, the piston 3 is a rubber sleeve or a silica gel sleeve, and a convex ring is arranged on the peripheral side wall of the piston 3 and is attached to the straight cylinder type piston cavity 43, and the magnet 26 is fixed in the rubber sleeve or the silica gel sleeve in an interference fit manner.

In another embodiment, the push-pull driving device 2 includes a second driving motor 27 and a rotating sleeve 23, the push-pull member 5 includes a reciprocating lead screw 52 or a screw, the reciprocating lead screw 52 or the screw is disposed in an inner hole of the rotating sleeve 23, the rotating sleeve 23 is fixedly connected to a rotating shaft of the second driving motor 27, a guide rod 24 is rotatably mounted on an inner hole wall of the rotating sleeve 23, the guide rod 24 is disposed in a spiral groove 521 of the reciprocating lead screw 52 or the screw, and the piston 3 is mounted on the reciprocating lead screw 52 or the screw, wherein a single spiral groove is formed in the spiral groove 521 of the screw; or

The push-pull driving device 2 comprises a second driving motor 27 and a rotating sleeve 23, the push-pull piece 5 comprises a telescopic rod 53, an inclined guide groove 531 is formed in the telescopic rod 53, the telescopic rod 53 is arranged in an inner hole of the rotating sleeve 23, the rotating sleeve 23 is fixedly connected with a rotating shaft on the second driving motor 27, a guide rod 24 is rotatably arranged on the inner hole wall of the rotating sleeve 23, the guide rod 24 is arranged in the inclined guide groove 531, and the piston 3 is arranged on the telescopic rod 53; wherein the inclined guide groove 531 is preferably an annular inclined guide groove 531.

The power supply device 7 is connected to the second drive motor 27 via the control unit 6.

Specifically, the rotating sleeve 23 includes two semicircular shells 231 symmetrically arranged with respect to each other, and the two semicircular shells 231 are fixed by bolts after being symmetrically spliced with each other, and a circular hole 232 is provided on the semicircular shell, one end of the guide rod 24 is inserted into the circular hole 232, the other end of the guide rod 24 is provided with an arc-shaped guide part 241, the arc-shaped guide part is disposed in the inclined guide groove 531 or the spiral groove 521, and further, when the rotating sleeve 23 is driven to rotate by the second driving motor 27, the arc-shaped guide part 241 travels along the track of the inclined guide groove 531 or the spiral groove 521, so as to realize the push-pull action of the reciprocating lead screw 52 or the screw rod or the telescopic rod 53, and thus drive the piston 3 to perform reciprocating translation in the straight-cylinder piston cavity 43.

Preferably, the piston 3 comprises a second flexible sleeve 37 and a fixing member 522 arranged on the reciprocating lead screw 52 or the screw or the telescopic rod 53, and the second flexible sleeve 37 is sleeved and fixed on the fixing member 522. The second flexible sleeve 37 may be a closed-end structure, a ring sleeve structure with two through ends, or an O-ring.

Preferably, the fixing member 522 may be a T-shaped rod, and the inner cavity of the second flexible sleeve 37 is a T-shaped cavity, so as to fix the second flexible sleeve 37.

Preferably, at least a part of the outer peripheral side of the second flexible sleeve 37 is provided with a fourth skirt 371, and the fourth skirt 371 is attached to the wall of the straight cylinder type piston cavity 43. The skirt edge of the piston is arranged to prevent the outer wall of the second flexible sleeve 37 from being in full contact with the inner wall of the straight cylinder type piston cavity 43, so that the contact area is reduced, and the smoothness of the movement of the piston 3 in the straight cylinder type piston cavity 43 is improved.

The present invention is not limited to the above preferred embodiments, and any person can obtain other products in various forms without changing the shape or structure of the product, and all the products having the same or similar technical solutions as the present invention fall within the protection scope of the present invention.

Claims (15)

1. The utility model provides a piston suction type massager, characterized in that, including the control unit (6), power supply unit (7), at least one piston cylinder (4), at least one piston (3) and push-and-pull drive arrangement (2), power supply unit (7) link to each other with push-and-pull drive arrangement (2) through control unit (6), push-and-pull drive arrangement (2) are including push-and-pull piece (5), piston cylinder (4) are including straight cylinder piston chamber (43), straight cylinder piston chamber (43) are arranged in piston (3), at least partly periphery lateral wall and the wall laminating of straight cylinder piston chamber (43) of piston (3).

2. The piston suction massager according to claim 1, wherein the push-pull driving device (2) further comprises a first driving motor (22) and a rotating member (21), the rotating member (21) comprises an eccentric portion (212), the push-pull member (5) comprises a first push-pull rod (51), one end of the first push-pull rod (51) is connected with the other end surface of the piston (3), the rotating member (21) is mounted on a rotating shaft of at least one end of the first driving motor (22), the first push-pull rod (51) is rotatably connected with the eccentric portion (212), and the power supply device (7) is connected with the first driving motor (22) through the control unit (6).

3. The piston suction massager as claimed in claim 2, wherein the rotary member (21) comprises a driving gear (211) and a plurality of driven gears, the driving gear (211) is mounted on a rotating shaft of at least one end of the first driving motor (22), the driving gear (211) is engaged with the driven gears, and the eccentric portion (212) is disposed on the driven gears.

4. The piston suction massager as claimed in claim 2, wherein the rotary member (21) comprises a worm wheel (215) and a worm (214) which are in meshing transmission with each other, the worm (214) is mounted on a rotating shaft of at least one end of the first driving motor (22), and the eccentric portion (212) is disposed on the worm wheel (215).

5. The piston suction massager as claimed in claim 3 or 4, wherein the piston (3) comprises a rigid connecting member (32) and a first flexible sleeve (31) which is sleeved on the rigid connecting member (32), and one end of the first push-pull rod (51) is connected with the rigid connecting member (32).

6. The piston suction massager as claimed in claim 5, wherein the rigid connecting member (32) comprises a connecting cavity (322), the connecting rod (33) is arranged on the wall of the connecting cavity (322), and one end of the first push-pull rod (51) is inserted into the connecting cavity (322) and then is rotatably connected with the connecting rod (33); or alternatively

The hard connecting piece (32) comprises a connecting portion (39), a connecting cavity (322) is formed in one end of the first push-pull rod (51), a connecting rod (33) is arranged on the wall of the connecting cavity (322), and the connecting portion (39) is connected with the connecting rod (33) in a rotating mode.

7. Piston suction massager according to claim 5, wherein at least a part of the outer circumference of the first flexible sleeve (31) is provided with a first skirt (312), the first skirt (312) abutting against a wall of the straight cylinder piston chamber (43).

8. The piston suction massager as claimed in claim 3 or 4, wherein the piston (3) comprises a first flexible body (34), the first flexible body (34) comprises a ball cavity (341), one end of the first push-pull rod (51) is provided with a ball body (512), and the ball body (512) is arranged in the ball cavity (341).

9. Piston suction massager according to claim 8, wherein at least a part of the outer circumferential side of the first flexible body (34) is provided with a second skirt (342), the second skirt (342) abutting the wall of the straight cylinder piston chamber (43).

10. Piston suction massager according to claim 3 or 4, wherein the piston (3) comprises a second flexible body (35), wherein the first push-pull rod (51) is provided with a spring (36) at one end, and wherein the end of the spring (36) is connected to the other end face of the second flexible body (35).

11. Piston suction massager according to claim 10, wherein at least a part of the outer circumferential side of the second flexible body (35) is provided with a third skirt (351), the third skirt (351) abutting the wall of the cylinder piston chamber (43).

12. Piston suction massager according to claim 1, wherein the push-pull driving means (2) comprises an electrically conductive coil (25) wound around the piston cylinder (4) and a magnet (26) fixed inside the piston (3), the electrically conductive coil (25) being connected to the power supply means (7), the power supply means (7) being connected to the electrically conductive coil (25) via the control unit (6).

13. The piston suction massager as claimed in claim 1, wherein the push-pull driving device (2) comprises a second driving motor (27) and a rotating sleeve (23), the push-pull member (5) comprises a reciprocating lead screw (52) or a screw rod, the reciprocating lead screw (52) or the screw rod is arranged in an inner hole of the rotating sleeve (23), the rotating sleeve (23) is fixedly connected with a rotating shaft on the second driving motor (27), a guide rod (24) is rotatably arranged on the inner hole wall of the rotating sleeve (23), the guide rod (24) is arranged in a spiral groove (521) of the reciprocating lead screw (52) or the screw rod, and the piston (3) is arranged on the reciprocating lead screw (52) or the screw rod; or

The push-pull driving device (2) comprises a second driving motor (27) and a rotating sleeve (23), the push-pull piece (5) comprises a telescopic rod (53), an inclined guide groove (531) is formed in the telescopic rod (53), the telescopic rod (53) is arranged in an inner hole of the rotating sleeve (23), the rotating sleeve (23) is fixedly connected with a rotating shaft on the second driving motor (27), a guide rod (24) is rotatably mounted on the inner hole wall of the rotating sleeve (23), the guide rod (24) is arranged in the inclined guide groove (531), and a piston (3) is mounted on the telescopic rod (53);

the power supply device (7) is connected with the second driving motor (27) through the control unit (6).

14. The piston suction massager as claimed in claim 13, wherein the piston (3) comprises a second flexible sleeve (37) and a fixing member (522) arranged on the reciprocating screw rod (52) or the screw rod or the telescopic rod (53), and the second flexible sleeve (37) is sleeved and fixed on the fixing member (522).

15. The piston suction massager as claimed in claim 14, wherein at least a part of the outer peripheral side of the second flexible sleeve (37) is provided with a fourth skirt (371), and the fourth skirt (371) is attached to the wall of the cylinder-type piston chamber (43).

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