CN219250917U

CN219250917U - Telescopic rotating mechanism and health-care massage device

Info

Publication number: CN219250917U
Application number: CN202223521408.2U
Authority: CN
Inventors: 何伟; 蔡世鸿
Original assignee: Shenzhen Seenda Technology Co ltd
Current assignee: Shenzhen Seenda Technology Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-27
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to the technical field of output shaft water prevention, and discloses a telescopic rotating mechanism and a health care massage device, wherein the telescopic rotating mechanism comprises: the movable platform is located one end of the fixed frame, the driving motor is arranged in the fixed frame, the shaft seal and the first sealing piece are arranged on the telescopic piece, the first sealing piece is elastic, the shaft seal is connected to one end of the telescopic piece and is rotationally connected with the movable platform, and the driving motor is used for providing driving power for telescopic rotary motion of the telescopic piece so that the shaft seal drives the movable platform to carry out telescopic motion, and the first sealing piece is used for carrying out elastic sealing on the telescopic piece and the movable platform. The utility model is convenient for realizing effective waterproof to the output shaft with the functions of extension and rotation.

Description

Telescopic rotating mechanism and health-care massage device

Technical Field

The utility model relates to the technical field of output shaft water prevention, in particular to a telescopic rotating mechanism and a health care massage device.

Background

In the prior art, the health care massage device is equipment for carrying out health care massage on men, wherein an output shaft is driven by a motor to move, so that the health care massage device achieves the health care massage purpose. The traditional output shaft is generally waterproof by adopting a shaft seal mode, however, when the output shaft of the healthcare massage device has the functions of stretching and rotating, the shaft seal mode cannot realize waterproof, and the normal use of the healthcare massage device is affected.

Therefore, how to provide a telescopic rotating mechanism and a health care massage device to realize effective waterproof for an output shaft with telescopic and rotating functions is a technical problem to be solved.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a telescopic rotating mechanism and a health care massage device so as to realize effective waterproof on an output shaft with telescopic and rotating functions.

To this end, according to a first aspect, an embodiment of the present utility model discloses a telescopic rotating mechanism comprising: the movable platform is located at one end of the fixed frame, the driving motor is arranged in the fixed frame, a shaft seal and a first sealing piece are arranged on the telescopic piece, the first sealing piece is elastic, the shaft seal is connected to one end of the telescopic piece and is rotationally connected with the movable platform, and the driving motor is used for providing driving power for telescopic rotary motion of the telescopic piece so that the shaft seal drives the movable platform to carry out telescopic motion, and the first sealing piece is used for carrying out elastic sealing on the telescopic piece and the movable platform.

The utility model is further arranged that the fixed frame is provided with an adjusting component for adjusting the air pressure in the first sealing piece.

The utility model further provides that the adjusting assembly comprises an adjusting air pressure bin arranged on the fixed frame, the adjusting air pressure bin is communicated with the first sealing piece air passage, the adjusting air pressure bin is connected with an adjusting piece for adjusting air pressure in the first sealing piece in a sliding manner, and the adjusting piece and the movable platform synchronously move.

The utility model is further characterized in that a connecting rod movably connected with the fixed frame is arranged on the fixed frame in a penetrating way, one end of the connecting rod is fixedly connected with the movable platform, and the other end of the connecting rod is fixedly connected with the adjusting piece.

The utility model further provides that the shaft seal comprises a bearing and a shaft cover, wherein the bearing is embedded in the shaft cover, the bearing is sleeved at one end of the telescopic piece, which is close to the movable platform, and the shaft cover is fixedly connected with the telescopic piece.

The utility model is further characterized in that the first sealing element is arranged in an organ pipe shape, the telescopic element penetrates through the first sealing element, one end of the first sealing element is abutted with the movable platform, and the other end of the first sealing element is abutted with the fixed frame.

The utility model further provides that the first sealing element is made of silica gel.

The utility model is further characterized in that the telescopic piece is provided with a guide groove in a closed loop arrangement, the output shaft of the driving motor is sleeved with a transmission shaft, the telescopic piece is sleeved with the transmission shaft, one end of the driving motor is provided with a transmission box, and a transmission pin matched with the guide groove is arranged in the transmission box, wherein the telescopic piece is driven to rotate through the driving motor and is matched with the guide groove through the transmission of the transmission pin, so that the telescopic piece rotates and stretches on the transmission shaft.

The utility model further provides that the telescopic piece is a screw rod made of plastic.

According to a second aspect, an embodiment of the present utility model discloses a healthcare massage device, which includes a healthcare massage body and the telescopic rotating mechanism according to the first aspect, wherein the telescopic rotating mechanism is located in the healthcare massage body.

The utility model has the following beneficial effects: the telescopic rotary motion of the telescopic part is provided with driving power through the driving motor, the shaft seal drives the movable platform to carry out telescopic movement, and the first sealing part is elastic and is enabled to carry out elastic sealing on the telescopic part and the movable platform, so that the telescopic rotary mechanism is provided, and effective waterproof is conveniently realized on an output shaft with telescopic and rotary functions.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a telescopic rotary mechanism according to the present embodiment;

fig. 2 is an exploded view of a telescopic rotary mechanism according to the present embodiment;

FIG. 3 is a schematic view of a partially exploded construction of a telescopic rotary mechanism according to the present disclosure;

fig. 4 is a top view of a telescopic rotary mechanism disclosed in this embodiment;

FIG. 5 is a schematic view of the cross-sectional structure A-A of FIG. 4;

fig. 6 is a schematic perspective view of a fixed frame in the telescopic rotating mechanism according to the present embodiment.

Reference numerals: 1. a movable platform; 2. a fixed frame; 21. a motor bin; 22. a through hole; 3. a telescoping member; 31. a guide groove; 32. a step; 4. a driving motor; 5. a shaft seal; 51. a bearing; 52. a shaft cover; 521. a convex ring; 6. a first seal; 7. an adjustment assembly; 71. regulating an air pressure bin; 72. an adjusting member; 8. a connecting rod; 9. a transmission shaft; 10. a transmission case; 101. a mounting groove; 11. a drive pin; 111. and a transmission protrusion.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, or can be communicated inside the two components, or can be connected wirelessly or in a wired way. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. 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.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The embodiment of the utility model discloses a telescopic rotating mechanism, as shown in figures 1-6, comprising: the movable platform 1, fixed frame 2, extensible member 3 and driving motor 4, movable platform 1 is located the one end of fixed frame 2, driving motor 4 sets up in fixed frame 2, be equipped with bearing seal 5 and first sealing member 6 on the extensible member 3, first sealing member 6 has elasticity, bearing seal 5 is connected in the one end of extensible member 3 and is connected with movable platform 1 rotation, driving motor 4 is used for providing driving power for extensible rotary motion of extensible member 3, so that bearing seal 5 drives movable platform 1 and carries out telescopic movement, and make first sealing member 6 carry out elastic seal to extensible member 3 and movable platform 1. In the specific implementation process, the fixed frame 2 is provided with a motor bin 21 for fixedly mounting the driving motor 4, the fixed support is provided with a sealing structure for sealing the motor bin 21, and a closed space is formed inside the motor bin 21, the first sealing piece 6, the air pressure adjusting bin 71 and the shaft seal 5.

It should be noted that, provide driving power for the flexible rotary motion of extensible member 3 through driving motor 4, shaft seal 5 drives movable platform 1 and carries out flexible removal, because first sealing member 6 has elasticity to make first sealing member 6 carry out elastic seal to extensible member 3 and movable platform 1, and then provide a flexible rotary mechanism, conveniently realize effectively waterproof to the output shaft that has flexible and rotation function.

As shown in fig. 1 and 2, an adjusting assembly 7 for adjusting the air pressure in the first sealing member 6 is mounted on the fixed frame 2. It should be noted that, through the adjusting function of the adjusting component 7, when the driving motor 4 drives the telescopic member 3 to retract, the adjusting component 7 extracts the gas in the first sealing member 6, so that the first sealing member 6 is compressed by the movable platform 1; when the driving motor 4 drives the telescopic piece 3 to stretch out and draw back, the adjusting component 7 charges air into the first sealing piece 6, so that the first sealing piece 6 elastically seals the telescopic piece 3 and the movable platform 1.

As shown in fig. 1, 2 and 6, the adjusting assembly 7 comprises an adjusting air pressure bin 71 arranged on the fixed frame 2, the adjusting air pressure bin 71 is in air circuit communication with the first sealing member 6, the adjusting air pressure bin 71 is slidably connected with an adjusting member 72 for adjusting air pressure in the first sealing member 6, and the adjusting member 72 and the movable platform 1 synchronously move. In a specific implementation process, the fixed frame 2 and the air pressure adjusting bin 71 are of an integrated structure, and the fixed frame 2 is provided with a through hole 22 for communicating with the air passage of the first sealing piece 6. The adjuster 72 may be a piston.

It should be noted that, the first sealing member 6 has the same volume as the air in the air pressure adjusting chamber 71, so that the air pressure in the system does not change during operation, thereby ensuring that the first sealing member 6 cannot be damaged and lose the working capacity due to the change of the air pressure.

In a specific implementation process, the air pressure adjusting bin 71 may also be an organ cylinder structure or a soft colloid spherical structure. The gas in the gas pressure chamber 71 is regulated by the regulating member 72 to achieve the gas pressure balance.

As shown in fig. 1 and 2, a connecting rod 8 movably connected with the fixed frame 2 is arranged on the fixed frame 2 in a penetrating way, one end of the connecting rod 8 is fixedly connected with the movable platform 1, and the other end of the connecting rod 8 is fixedly connected with the adjusting piece 72. The number of the links 8 is three, and the movable platform 1 and the adjusting member 72 can be moved synchronously by the arrangement of the links 8.

As shown in fig. 1, 2 and 5, the shaft seal 5 comprises a bearing 51 and a shaft cover 52, the bearing 51 is embedded in the shaft cover 52, the bearing 51 is sleeved at one end of the telescopic member 3 close to the movable platform 1, and the shaft cover 52 is fixedly connected with the telescopic member 3. In a specific implementation process, the telescopic member 3 is provided with a step 32 abutting against an end face of one end of the bearing 51, and the shaft cover 52 is connected to one end of the telescopic member 3 through a screw. The shaft cover 52 is provided with a convex ring 521, the first sealing element 6 is sleeved with the convex ring 521, and the convex ring 521 and the shaft cover 52 are of an integrated structure.

As shown in fig. 1 to 5, the first sealing member 6 is arranged in an organ-like shape, the telescopic member 3 passes through the first sealing member 6, one end of the first sealing member 6 is abutted with the movable platform 1, and the other end of the first sealing member 6 is abutted with the fixed frame 2. In a specific implementation, the first seal 6 may also be in the shape of an organ or a soft gum sphere.

As shown in fig. 1 to 5, the first sealing member 6 is made of a silicone material.

As shown in fig. 3 and 5, the telescopic member 3 is provided with a guide groove 31 in a closed loop arrangement, the output shaft of the driving motor 4 is sleeved with a transmission shaft 9, the telescopic member 3 is sleeved with the transmission shaft 9, one end of the driving motor 4 is provided with a transmission box 10, a transmission pin 11 matched with the guide groove 31 is installed in the transmission box 10, and the telescopic member 3 is rotated and telescopic on the transmission shaft 9 through the rotation driving of the driving motor 4 and the transmission matching of the transmission pin 11 and the guide groove 31. In the specific implementation process, the transmission case 10 is fixedly arranged in the motor bin 21; the transmission case 10 is internally provided with a mounting groove 101 for mounting the transmission pin 11, one end of the transmission pin 11 is provided with a transmission protrusion 111 which is in sliding connection with the guide groove 31, the transmission protrusion 111 is provided with a contact surface which is in cambered surface arrangement, the contact surface is in contact with the guide groove 31, and the guide groove 31 consists of two grooves which are in spiral cross arrangement.

It should be noted that, by the rotation of the telescopic member 3, the driving pin 11 is engaged with the guide groove 31, and the driving protrusion 111 slides in the guide groove 31, and since the direction of the driving protrusion 111 can be changed according to the slope of the guide groove 31, when the slope of the guide groove 31 forms a certain angle with the rotation of the driving protrusion 111, the telescopic member 3 is made to perform telescopic movement.

As shown in fig. 1 to 6, the telescopic member 3 is a screw rod made of plastic.

In the specific implementation process, as shown in fig. 1-6, the driving motor 4 drives the transmission shaft 9 to rotate, so that the telescopic piece 3 starts to rotate, the transmission pin 11 slides in the guide groove 31, the telescopic piece 3 is driven to stretch out and draw back on the transmission shaft 9, and the shaft seal 5 drives the movable platform 1 to stretch out and draw back, because one end of the connecting rod 8 is fixedly connected with the movable platform 1, the other end of the connecting rod 8 is fixedly connected with the adjusting piece 72, the adjusting piece 72 is driven to stretch out and draw back, the gas in the first sealing piece 6 is pumped into the air pressure adjusting bin 71 or the gas in the air pressure adjusting bin 71 is injected into the first sealing piece 6, and then the first sealing piece 6 elastically seals the telescopic piece 3 and the movable platform 1.

In the specific implementation process, the distance between the movable platform 1 and the fixed platform can be continuously changed under the driving of the reciprocating screw rod, so that the telescopic effect is achieved. Because of the relative movement between the movable platform 1 and the fixed platform, the surface of the reciprocating screw rod is provided with a guide groove, and the surface finish is inferior to that of a metal rotating shaft, the shaft seal 5 can not be used alone to do a waterproof structure, and the waterproof effect is poor; according to the utility model, the movable platform 1 is sealed by adopting the organ pipe made of the silica gel material, the organ pipe made of the silica gel material is very soft, and the structural member has very strong expansion capability, so that the organ pipe can still deform along with the movement of the movable platform 1 at a high speed and cannot break. The movable platform 1 is provided with a shaft seal 5, so that water can be prevented from penetrating through a gap between the rotating shaft and the movable platform 1.

In the specific implementation process, the reciprocating screw rod is sealed through the shaft seal 5, the silica gel organ pipe is used for sealing the movable platform 1, and the movable platform 1 is completely sealed. And the tail of the fixed motor bin 21 is also provided with a sealing structure for sealing the driving motor 4, so that water is prevented from entering from the tail of the motor bin 21. At this time, the sealing of the whole system is completed.

In the specific implementation process, when the movable platform 1 extends out, the connecting rod 8 drives the adjusting piece 72 to compress the air pressure adjusting bin 71, and air in the air pressure adjusting bin 71 is filled into the first sealing piece 6. When the movable platform 1 is retracted, the connecting rod 8 drives the adjusting piece 72 to move, so that air in the first sealing piece 6 is pumped into the air pressure adjusting bin 71; the volume increase in the regulated air pressure chamber 71 can accommodate air pressed from the first seal 6. Since the first sealing member 6 has the same volume as the air pressure regulating bin 71, the air pressure in the system does not change during operation, so that the silicone organ pipe is ensured not to damage and lose the working capacity due to the change of the air pressure.

It should be noted that, the silicone tube and the air pressure adjusting bin 71 of the present utility model are waterproof, and have low cost, the silicone tube and the air pressure adjusting bin 71 are made of flexible materials, and the energy required for deformation is less, so that the output power of the system is not reduced. The service life of the silica gel organ pipe and the pressure regulating bin 71 is longer than that of the driving motor 4, so that the waterproof performance of the silica gel organ pipe and the pressure regulating bin can be ensured to be unchanged before the electrical mechanism of the system fails.

According to a second aspect, an embodiment of the present utility model discloses a healthcare massage device, which includes a healthcare massage body and the telescopic rotating mechanism of the first aspect, where the telescopic rotating mechanism is located in the healthcare massage body.

Working principle: the driving motor 4 provides driving power for the telescopic rotary motion of the telescopic piece 3, the shaft seal 5 drives the movable platform 1 to carry out telescopic movement, and the first sealing piece 6 is elastic and enables the first sealing piece 6 to carry out elastic sealing on the telescopic piece 3 and the movable platform 1, so that the telescopic rotary mechanism is provided, and the output shaft with telescopic and rotary functions is conveniently waterproof effectively.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. A telescopic rotating mechanism, comprising: the movable platform comprises a movable platform (1), a fixed frame (2), a telescopic piece (3) and a driving motor (4), wherein the movable platform (1) is located at one end of the fixed frame (2), the driving motor (4) is arranged in the fixed frame (2), a shaft seal (5) and a first sealing piece (6) are arranged on the telescopic piece (3), the first sealing piece (6) is elastic, the shaft seal (5) is connected to one end of the telescopic piece (3) and is rotationally connected with the movable platform (1), and the driving motor (4) is used for providing driving power for telescopic rotary motion of the telescopic piece (3) so that the shaft seal (5) drives the movable platform (1) to perform telescopic motion, and the first sealing piece (6) is elastically sealed with the movable platform (1).

2. Telescopic rotating mechanism according to claim 1, wherein an adjusting assembly (7) for adjusting the air pressure in the first seal (6) is mounted on the stationary frame (2).

3. Telescopic rotary mechanism according to claim 2, characterized in that the adjusting assembly (7) comprises an adjusting air pressure bin (71) arranged on the fixed frame (2), the adjusting air pressure bin (71) is in air circuit communication with the first sealing element (6), the adjusting air pressure bin (71) is slidably connected with an adjusting element (72) for adjusting the air pressure in the first sealing element (6), and the adjusting element (72) moves synchronously with the movable platform (1).

4. A telescopic rotary mechanism according to claim 3, wherein a connecting rod (8) movably connected with the fixed frame (2) is arranged on the fixed frame (2), one end of the connecting rod (8) is fixedly connected with the movable platform (1), and the other end of the connecting rod (8) is fixedly connected with the adjusting piece (72).

5. Telescopic rotary mechanism according to claim 1, characterized in that the shaft seal (5) comprises a bearing (51) and a shaft cover (52), the bearing (51) is embedded in the shaft cover (52), the bearing (51) is sleeved at one end of the telescopic member (3) close to the movable platform (1), and the shaft cover (52) is fixedly connected with the telescopic member (3).

6. Telescopic rotary mechanism according to any one of claims 1-5, wherein the first sealing member (6) is arranged in an organ-like shape, the telescopic member (3) passes through the first sealing member (6), one end of the first sealing member (6) is abutted to the movable platform (1), and the other end of the first sealing member (6) is abutted to the fixed frame (2).

7. Telescopic rotating mechanism according to claim 6, wherein the first seal (6) is made of silicone material.

8. Telescopic rotating mechanism according to any one of claims 1-5, characterized in that the telescopic member (3) is provided with a guide slot (31) arranged in a closed loop, the output shaft of the driving motor (4) is sleeved with a transmission shaft (9), the telescopic member (3) is sleeved with the transmission shaft (9), one end of the driving motor (4) is provided with a transmission box (10), the transmission box (10) is internally provided with a transmission pin (11) adapted to the guide slot (31), wherein the telescopic member (3) is rotated and telescopically moved on the transmission shaft (9) by the driving motor (4) and the transmission cooperation of the transmission pin (11) and the guide slot (31).

9. Telescopic rotating mechanism according to claim 8, wherein the telescopic member (3) is a screw made of plastic.

10. A health care massage device comprising a health care massage body and a telescopic rotating mechanism according to any one of claims 1-9, said telescopic rotating mechanism being located within said health care massage body.