CN218356664U - Leg stretching and retracting adjusting device of massage chair - Google Patents
Leg stretching and retracting adjusting device of massage chair Download PDFInfo
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- CN218356664U CN218356664U CN202220334105.0U CN202220334105U CN218356664U CN 218356664 U CN218356664 U CN 218356664U CN 202220334105 U CN202220334105 U CN 202220334105U CN 218356664 U CN218356664 U CN 218356664U
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Abstract
The utility model belongs to the technical field of the massage armchair, concretely relates to flexible adjusting device of massage armchair leg, including telescopic machanism, telescopic machanism includes interior body of rod and outer body of rod, interior body of rod passes through the connecting seat and rotates and install on the chair body, outer body of rod passes through the connecting rod and connects the shank backup pad, gyro wheel one is installed to outer internal wall of rod, interior body of rod up-and-down end-face mounting has gyro wheel two, interior body of rod upper and lower inner wall installs motor and loose pulley assembly two respectively, the motor passes through worm pair drive and connects loose pulley assembly one, loose pulley assembly one and loose pulley assembly two do not coaxial arrangement have gear one and gear two, loose pulley assembly one and loose pulley assembly two do not convolute the one end of connecting hawser one and hawser two, install loose pulley assembly three and loose pulley assembly four on the outer body of rod, loose pulley assembly five is installed to interior body of rod front end, outer body of rod can be through the slip of the outside safety silence including the body of rod under the drive of motor, thereby the position of convenient regulation shank backup pad, adapt to the user of different heights.
Description
Technical Field
The utility model belongs to the technical field of massage armchair, concretely relates to massage armchair shank adjusting device that stretches out and draws back.
Background
With the acceleration of economic development footsteps, in a fast-paced working mode, most of the time is sitting in an office for a long time, the waist is sore and backache can occur due to long-term lack of motion, and the physique also declines, so that a plurality of people can relax themselves by using a massage chair after working, and the massage chair is an instrument for massaging by using mechanical rolling force and mechanical force. The massage chair can dredge channels, circulate qi and blood, keep yin and yang balance of the body, relax muscles after massage, make joints flexible, stimulate people's spirit, eliminate fatigue and play an important role in ensuring body health.
The leg supporting mechanism of the existing massage chair can not adjust the position according to the leg length of a user, and has poor adaptability.
SUMMERY OF THE UTILITY MODEL
The leg supporting mechanism of the existing massage chair can not adjust the position according to the leg length of a user, and has poor adaptability. The utility model provides a flexible adjusting device of massage armchair shank, the outer body of rod can be through the slip of the safe silence in the outside of the body of rod including the slip rope pulley mechanism under the drive of motor to the position of convenient regulation shank backup pad adapts to the user of different heights.
The utility model provides a following technical scheme: the utility model provides a flexible adjusting device of massage armchair leg, includes telescopic machanism, telescopic machanism includes the interior body of rod and the outer body of rod, the outside of the body of rod including outer body of rod slidable mounting, the rear end of the interior body of rod rotates and connects the connecting seat, connecting seat fixed mounting is at the front side of the chair body, connecting rod fixedly connected with shank backup pad is passed through to the side of the outer body of rod, the upper and lower inner wall fixed mounting of the outer body of rod has roller seat one, rotate on the roller seat one and install roller one, the upper and lower terminal surface fixed mounting of the interior body of rod has roller seat two, rotate on the roller seat two and install roller two, motor and pulley assembly two are installed respectively to the upper and lower inner wall of the interior body of rod, the motor passes through the axis of rotation that worm pair drive connects pulley assembly one, pulley assembly is coaxial-mounted with gear one, pulley assembly two coaxial arrangement has gear two, one end of pulley assembly one is around connecting cable one, the one end of pulley assembly two coiling connecting cable one, the preceding inner wall of the outer body of rod rotates and installs pulley assembly three and interior top surface rotates and installs pulley assembly four, the front end rotation of the interior body of installing pulley assembly five.
Wherein the inner rod body and the outer rod body are of a square pipe structure with one open end; the inner rod body and the outer rod body are light in weight and stable in structure.
The first roller seat is fixedly arranged on the front side of the upper end face and the lower end face of the inner rod body, the second roller seat is fixedly arranged on the rear side of the upper inner wall and the lower inner wall of the outer rod body, the first roller is in rolling connection with the upper inner wall and the lower inner wall of the outer rod body, and the second roller is in rolling connection with the upper end face and the lower end face of the inner rod body; the first roller and the second roller can play a role in rolling support between the inner rod body and the outer rod body, and friction resistance and noise generated when the inner rod body and the outer rod body move relatively are reduced.
The upper end surface and the lower end surface of the inner rod body are provided with groove bodies penetrating through the front end and the rear end of the inner rod body; the groove bodies arranged on the upper end surface and the lower end surface of the inner rod body can limit the positions of the two inner rod bodies of the roller.
The pulley assembly II is rotatably installed on the rear side of the inner top surface of the inner rod body, the pulley assembly IV is rotatably installed on the rear side of the inner top surface of the outer rod body, the side surface of the pulley assembly IV is fixedly connected with one end of a cable II, and the cable II is slidably connected with the side surface of the pulley assembly V; when the pulley assembly II rotates, the cable assembly II can be wound to enable the cable assembly II to drive the pulley assembly IV to move under the rolling support of the pulley assembly V, and then the pulley assembly IV drives the outer rod body to move towards the front side of the inner rod body, so that the leg supporting plate moves towards the front of the chair body.
The side surface of the pulley assembly III is fixedly connected with one end of a cable I, and one pulley assembly is rotatably arranged on the rear side of the inner bottom surface of the inner rod body; when the pulley assembly I rotates, the cable I can be wound to drive the pulley assembly III to move, so that the pulley assembly III drives the outer rod body to move towards the rear side of the inner rod body, and the leg supporting plate moves towards the rear side of the chair body.
The first gear is meshed with the second gear, and the transmission ratio of the first gear to the second gear is 1; the motor can adjust the length of the telescopic mechanism through a gear mechanism consisting of the first gear and the second gear, and meanwhile, the tensity of the first cable and the second cable is kept.
One end of a worm in the worm pair is fixedly connected with an output shaft of the motor, and a worm wheel in the worm pair is fixedly arranged on a rotating shaft of the first pulley assembly; the self-locking effect of the worm pair can ensure the use safety of the telescopic mechanism.
The utility model has the advantages that: the inner rod body and the outer rod body are light in weight and stable in structure; the first roller and the second roller can play a role in rolling support between the inner rod body and the outer rod body, so that the friction resistance and the noise generated when the inner rod body and the outer rod body move relatively are reduced; the groove bodies arranged on the upper end surface and the lower end surface of the inner rod body can limit the positions of the two inner rod bodies of the roller; when the pulley assembly II rotates, the cable assembly II can be wound to enable the cable assembly II to drive the pulley assembly IV to move under the rolling support of the pulley assembly V, and then the pulley assembly IV drives the outer rod body to move towards the front side of the inner rod body, so that the leg supporting plate moves towards the front of the chair body; when the pulley assembly I rotates, the cable I can be wound to drive the pulley assembly III to move, so that the pulley assembly III drives the outer rod body to move towards the rear side of the inner rod body, and the leg supporting plate moves towards the rear side of the chair body; the motor can adjust the length of the telescopic mechanism through a gear mechanism consisting of a first gear and a second gear, and simultaneously maintain the tension degree of the first cable and the second cable; the self-locking effect of the worm pair can ensure the use safety of the telescopic mechanism.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the leg support plate and the telescoping mechanism of the present invention;
fig. 3 is a left side sectional view of the middle telescopic mechanism of the present invention;
fig. 4 is a right side sectional view of the middle telescopic mechanism of the present invention;
FIG. 5 is a front cross-sectional view of the telescoping mechanism of the present invention;
fig. 6 is a rear sectional view of the middle telescopic mechanism of the present invention;
in the figure: 1. a chair body; 2. a telescoping mechanism; 201. an inner rod body; 202. an outer rod body; 203. a first roller seat; 204. a first roller; 205. a second roller seat; 206. a second roller; 207. a motor; 208. a worm gear pair; 209. a pulley assembly I; 210. a first gear; 211. a second gear; 212. a pulley component II; 213. a first cable; 214. a second cable; 215. a pulley component III; 216. a pulley component IV; 217. a pulley assembly V; 3. a leg support plate; 4. a connecting seat; 5. a connecting rod.
Detailed Description
Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a flexible adjusting device of massage armchair leg, includes telescopic machanism 2, telescopic machanism 2 includes interior body of rod 201 and outer body of rod 202, the outside of body of rod 201 including outer body of rod 202 slidable mounting, the rear end of interior body of rod 201 rotates connects connecting seat 4, 4 fixed mounting of connecting seat are in the front side of chair body 1, the side of outer body of rod 202 is through connecting rod 5 fixedly connected with shank backup pad 3, the upper and lower inner wall fixed mounting of outer body of rod 202 has roller seat one 203, it installs roller one 204 to rotate on the roller seat one 203, the upper and lower terminal surface fixed mounting of interior body of rod 201 has roller seat two 205, it installs roller two 206 to rotate on the roller seat two 205, motor 207 and pulley assembly two 212 are installed respectively to the upper and lower inner wall of interior body of rod 201, motor 207 connects the axis of rotation of pulley assembly 209 through the vice worm 208 drive, pulley assembly one 210 is installed to pulley assembly one 209 coaxial, pulley assembly two 212 coaxial mounting has gear two pulley assembly 211, pulley assembly 209 convolutes the one end of connection 213, the front end of the outer body of rod 202 is installed the rotation of three-bar components 215 and the rotation cable assembly 216 and the front end of the body of rod assembly 201 rotates.
The inner rod body 201 and the outer rod body 202 are both of square tube structures with one open ends; the inner rod body 201 and the outer rod body 202 are light in weight and stable in structure.
The first roller seat 203 is fixedly arranged on the front side of the upper end face and the lower end face of the inner rod body 201, the second roller seat 205 is fixedly arranged on the rear side of the upper inner wall and the lower inner wall of the outer rod body 202, the first roller 204 is in rolling connection with the upper inner wall and the lower inner wall of the outer rod body 202, and the second roller 206 is in rolling connection with the upper end face and the lower end face of the inner rod body 201; the first roller 204 and the second roller 206 can play a role of rolling support between the inner rod 201 and the outer rod 202, and reduce the friction resistance and noise when the inner rod 201 and the outer rod 202 generate relative movement.
The upper end surface and the lower end surface of the inner rod body 201 are provided with groove bodies penetrating through the front end and the rear end of the inner rod body 201; the groove bodies arranged on the upper end surface and the lower end surface of the inner rod body 201 can limit the position of the second roller 206 relative to the inner rod body 201.
The second pulley assembly 212 is rotatably mounted on the rear side of the inner top surface of the inner rod body 201, the fourth pulley assembly 216 is rotatably mounted on the rear side of the inner top surface of the outer rod body 202, the side surface of the fourth pulley assembly 216 is fixedly connected with one end of a second cable 214, and the second cable 214 is slidably connected with the side surface of a fifth pulley assembly 217; when the second pulley assembly 212 rotates, the second cable 214 can be wound to make the second cable 214 drive the fourth pulley assembly 216 to move under the rolling support of the fifth pulley assembly 217, so that the fourth pulley assembly 216 drives the outer rod 202 to move toward the front side of the inner rod 201, thereby moving the leg support plate 3 toward the front of the chair body 1.
One end of a first cable 213 is fixedly connected to the side surface of the third pulley assembly 215, and the first pulley assembly 209 is rotatably installed at the rear side of the inner bottom surface of the inner rod body 201; when the first pulley assembly 209 rotates, the first cable 213 is wound to make the first cable 213 drive the third pulley assembly 215 to move, so that the third pulley assembly 215 drives the outer rod 202 to move toward the rear side of the inner rod 201, thereby moving the leg support plate 3 toward the rear of the chair body 1.
The first gear 210 is meshed with the second gear 211, and the transmission ratio of the first gear 210 to the second gear 211 is 1; the motor 207 can adjust the length of the telescoping mechanism 2 through a gear mechanism consisting of a first gear 210 and a second gear 211, and simultaneously maintain the tension of a first cable 213 and a second cable 214.
One end of a worm in the worm pair 208 is fixedly connected with an output shaft of the motor 207, and a worm wheel in the worm pair 208 is fixedly arranged on a rotating shaft of a pulley assembly I209; the worm gear pair 208 has a self-locking effect to ensure the safety of the use of the telescopic mechanism 2.
The utility model discloses a theory of operation and use flow: the user can adjust the position of the leg supporting plate 3 by controlling the positive and negative rotation of the motor 207 according to the leg length of the user; when the output shaft of the motor 207 rotates forwards, the motor 207 drives the first gear 210 to rotate through the worm gear pair 208, the first gear 210 is meshed with the second gear 211 to rotate in the same speed and in the opposite direction, the second gear 211 drives the second pulley assembly 212 to rotate backwards when rotating, the second pulley assembly 212 can wind the second cable 214 to enable the second cable 214 to drive the fourth pulley assembly 216 to move under the rolling support of the fifth pulley assembly 217, and further enable the fourth pulley assembly 216 to drive the outer rod body 202 to move towards the front side of the inner rod body 201, so that the leg support plate 3 moves towards the front side of the chair body 1, meanwhile, the first cable 213 is released from the first pulley assembly 209 which rotates backwards, and the tension degree is kept fixed along with the movement of the outer rod body 202; when the output shaft of the motor 207 rotates reversely, the motor 207 drives the first gear 210 to rotate through the worm gear 208, the first gear 210 is meshed with the second gear 211 to rotate in the same speed and in the opposite direction, the second gear 211 drives the second pulley assembly 212 to rotate forwardly, the first pulley assembly 209 can wind the first cable 213 to enable the first cable 213 to drive the third pulley assembly 215 to move, further, the third pulley assembly 215 drives the outer rod body 202 to move towards the rear side of the inner rod body 201, so that the leg support plate 3 moves towards the rear side of the chair body 1, meanwhile, the second cable 214 is released from the first pulley assembly 209 which rotates forwardly, and the tension degree is kept fixed along with the movement of the outer rod body 202.
Claims (8)
1. The utility model provides a massage armchair shank adjusting device that stretches out and draws back which characterized in that: including telescopic machanism, telescopic machanism includes the interior body of rod and the outer body of rod, the outside of the body of rod including the outer body of rod slidable mounting, the rear end of the interior body of rod rotates and connects the connecting seat, connecting seat fixed mounting is in the front side of the chair body, the side of the outer body of rod passes through connecting rod fixedly connected with shank backup pad, the upper and lower inner wall fixed mounting of the outer body of rod has roller seat one, rotate on the roller seat one and install gyro wheel one, the upper and lower terminal surface fixed mounting of the interior body of rod has roller seat two, rotate on the roller seat two and install gyro wheel two, motor and pulley assembly two are installed respectively to the upper and lower inner wall of the interior body of rod, the motor passes through the axis of rotation that worm pair drive connects pulley assembly one, pulley assembly is epaxial to be installed with gear one, pulley assembly two coaxial arrangement has gear two, pulley assembly is around the one end of connecting cable one, pulley assembly two is around the one end of connecting cable two, the preceding inner wall of the outer body of rod rotates and installs pulley assembly three and interior top surface rotates and installs pulley assembly four, the front end rotation of the interior body of rod installs pulley assembly five.
2. The leg stretching and retracting adjusting device of the massage chair as claimed in claim 1, wherein: the inner rod body and the outer rod body are both square tube structures with one ends open.
3. The leg stretching and retracting adjusting device of the massage chair as claimed in claim 1, wherein: the first roller seat is fixedly arranged on the front side of the upper end face and the lower end face of the inner rod body, the second roller seat is fixedly arranged on the rear side of the upper inner wall and the lower inner wall of the outer rod body, the first roller is in rolling connection with the upper inner wall and the lower inner wall of the outer rod body, and the second roller is in rolling connection with the upper end face and the lower end face of the inner rod body.
4. The leg stretching and retracting adjusting device of the massage chair as claimed in claim 1, wherein: the upper end surface and the lower end surface of the inner rod body are provided with groove bodies penetrating through the front end and the rear end of the inner rod body.
5. The leg stretching and retracting adjusting device of the massage chair as claimed in claim 1, wherein: the pulley assembly II is rotatably installed on the rear side of the inner top surface of the inner rod body, the pulley assembly IV is rotatably installed on the rear side of the inner top surface of the outer rod body, the side surface of the pulley assembly IV is fixedly connected with one end of the cable II, and the cable II is slidably connected with the side surface of the pulley assembly V.
6. The leg stretching and retracting adjusting device of the massage chair as claimed in claim 1, wherein: and the side surface of the pulley component III is fixedly connected with one end of a cable I, and one pulley component is rotatably arranged at the rear side of the inner bottom surface of the inner rod body.
7. The leg stretching and retracting adjusting device of the massage chair as claimed in claim 1, wherein: the first gear is meshed with the second gear, and the transmission ratio of the first gear to the second gear is 1.
8. The leg stretching and retracting adjusting device of the massage chair as claimed in claim 1, wherein: one end of a worm in the worm pair is fixedly connected with an output shaft of the motor, and a worm wheel in the worm pair is fixedly arranged on a rotating shaft of the first pulley assembly.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220334105.0U CN218356664U (en) | 2022-02-18 | 2022-02-18 | Leg stretching and retracting adjusting device of massage chair |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220334105.0U CN218356664U (en) | 2022-02-18 | 2022-02-18 | Leg stretching and retracting adjusting device of massage chair |
Publications (1)
Publication Number | Publication Date |
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CN218356664U true CN218356664U (en) | 2023-01-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202220334105.0U Active CN218356664U (en) | 2022-02-18 | 2022-02-18 | Leg stretching and retracting adjusting device of massage chair |
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CN (1) | CN218356664U (en) |
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2022
- 2022-02-18 CN CN202220334105.0U patent/CN218356664U/en active Active
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