Internal transmission mechanism of massage chair

Abstract

The utility model relates to the technical field of massage chairs, and discloses an internal transmission mechanism of a massage chair, which solves the problem that a massage machine core of the existing massage chair is inconvenient to adjust, and comprises a massage chair machine core, a middle support frame and two guide rails, the middle supporting frame is connected to the side edge of the guide rail, two sets of massage arms are arranged on the massage chair machine core, limiting supporting arms are arranged at the four corners of one side of the massage chair machine core, limiting plates are arranged at one ends of the limiting supporting arms, and the limiting supporting arms are inserted into the middle supporting frame in a penetrating mode. The limiting supporting arms are sleeved with springs connected between the massage chair machine core and the middle supporting frame, the middle supporting frame is provided with a drive adjusting mechanism matched with the massage chair machine core, and the drive adjusting mechanism is composed of two first supporting plates, a first servo motor, a worm, a rotating shaft, a worm gear and a cam. Through the internal transmission mechanism, the position of the massage chair movement can be adjusted, and the use comfort is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of massage chairs, in particular to an internal transmission mechanism of a massage chair. Background Art

[0002] Massage chairs can press and relax the human body. More and more families choose to buy massage chairs to relieve body muscles. When the massage chair movement inside the existing massage chair is in use, the position of the pressing wheel on the component is fixed and cannot be adjusted. When not in use, the pressing wheel protrudes on the massage chair, causing compression of body parts and affecting comfort. Therefore, the present application proposes an internal transmission mechanism of a massage chair, which can adjust the position of the massage chair movement and massage arms when massage is not needed to avoid affecting the comfort of the user. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an internal transmission mechanism of a massage chair, which effectively solves the problem that the massage movement of the existing massage chair is inconvenient to adjust.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an internal transmission mechanism of a massage chair, comprising a massage chair movement, an intermediate support frame and two guide rails, wherein the massage chair movement is connected to one side of the intermediate support frame, the two guide rails are fixedly connected to the inside of the massage chair, the intermediate support frame is connected to the side of the guide rails, two groups of massage arms are arranged on the massage chair movement, and the four corners of the massage chair movement away from the massage arm are fixedly provided with limited support arms, one end of the limited support arm is fixedly provided with a limited plate, the limited support arm is inserted in the intermediate support frame and slidably connected thereto, and a connecting sleeve is provided on the limited support arm A spring connected between the massage chair movement and the middle support frame, the middle support frame is provided with a driving adjustment mechanism matching the massage chair movement, the driving adjustment mechanism is composed of two support plates 1, a servo motor 1, a worm, a rotating shaft, a worm wheel and a cam, the support plate 1 is fixedly connected to one side of the middle support frame, the servo motor 1 is fixedly connected to the top of one of the support plates 1, the worm is rotatably connected between the two support plates 1 and is fixedly connected to the output shaft of the servo motor 1, the rotating shaft is rotatably connected to the inside of the middle support frame, the worm wheel and the cam are both sleeved on the rotating shaft and fixedly connected to it, and the worm wheel is meshingly connected to the worm.

[0005] Preferably, a strip-shaped force-bearing plate matching the cam is fixedly provided on one side of the massage chair movement close to the middle support frame.

[0006] Preferably, the intermediate support frame is provided with a strip-shaped through slot 1 matching the cam and a strip-shaped through slot 2 matching the worm gear.

[0007] Preferably, the intermediate support frame is composed of a support plate and two limiting sliding sleeves, the limiting sliding sleeves are fixedly connected to both ends of the support plate, and the limiting sliding sleeves are sleeved on the guide rail and slidably connected thereto.

[0008] Preferably, support plates 2 are fixedly provided on the sides of the limiting sliding sleeves, servo motor 2 is fixedly provided on one side of one of the support plates 2, a synchronous shaft fixedly connected to the output shaft of servo motor 2 is rotatably provided between the two support plates 2, gears are fixedly provided at both ends of the synchronous shaft, and a rack meshing with the gear is fixedly provided on one side of the guide rail.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] (1) During operation, by providing a limited support arm, a limited plate, a spring, and a drive adjustment mechanism consisting of two support plates, a servo motor, a worm, a rotating shaft, a worm gear, and a cam, the massage chair movement and the massage arm can be pushed out during massage, thereby achieving normal massage work. When massage is not needed, the massage chair movement and the massage arm can be retracted to avoid the massage arm protruding and affecting the comfort of the user;

[0011] (2) By setting a limited position sliding sleeve, a servo motor 2, a support plate 2, a synchronous shaft, a gear and a rack, the massage chair movement and the massage arm can be moved and adjusted, so that massage work can be performed on different parts of the body, thereby improving flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0013] In the attached picture:

[0014] Figure 1 This is a schematic diagram of the internal transmission mechanism structure of the massage chair of the utility model;

[0015] Figure 2 This is a schematic diagram of the connection structure between the massage chair movement and the intermediate support frame of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the massage chair movement of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the drive adjustment mechanism of the utility model;

[0018] Figure 5 This is a schematic diagram of the connection structure between the intermediate support frame and the guide rail of the utility model;

[0019] In the figure: 1. massage chair movement; 2. middle support frame; 3. guide rail; 4. massage arm; 5. limit support arm; 6. limit plate; 7. spring; 8. drive adjustment mechanism; 9. support plate 1; 10. servo motor 1; 11. worm; 12. rotating shaft; 13. worm wheel; 14. cam; 15. strip force plate; 16. strip through groove 1; 17. strip through groove 2; 18. support plate; 19. limit sliding sleeve; 20. support plate 2; 21. servo motor 2; 22. synchronous shaft; 23. gear; 24. rack. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] Depend on Figures 1 to 4 The utility model provides an internal transmission mechanism of a massage chair, including a massage chair movement 1, an intermediate support frame 2 and two guide rails 3. The massage chair movement 1 is connected to one side of the intermediate support frame 2. The two guide rails 3 are fixedly connected to the inside of the massage chair. The intermediate support frame 2 is connected to the side of the guide rails 3. Two groups of massage arms 4 are arranged on the massage chair movement 1. The four corners of the massage chair movement 1 away from the massage arm 4 are fixedly provided with limiting support arms 5. A limiting plate 6 is fixedly provided at one end of the limiting support arm 5. The limiting support arm 5 is inserted in the intermediate support frame 2 and is slidably connected thereto. The limiting support arm 5 is sleeved with a spring connected between the massage chair movement 1 and the intermediate support frame 2. 7. A driving adjustment mechanism 8 matching the massage chair movement 1 is provided on the intermediate support frame 2. The driving adjustment mechanism 8 is composed of two support plates 9, a servo motor 10, a worm 11, a rotating shaft 12, a worm wheel 13 and a cam 14. The support plate 9 is fixedly connected to one side of the intermediate support frame 2. The servo motor 10 is fixedly connected to the top of one of the support plates 9. The worm 11 is rotatably connected between the two support plates 9 and is fixedly connected to the output shaft of the servo motor 10. The rotating shaft 12 is rotatably connected to the inside of the intermediate support frame 2. The worm wheel 13 and the cam 14 are both sleeved on the rotating shaft 12 and fixedly connected thereto. The worm wheel 13 is meshedly connected with the worm 11.

[0022] During normal massage, the servo motor 10 drives the worm 11 to rotate, the worm 11 drives the worm wheel 13 to rotate, the worm wheel 13 drives the rotating shaft 12 to rotate, thereby driving the cam 14 to rotate, and the cam 14 realizes the limited ejection of the massage chair movement 1, so that the massage arm 4 is ejected, and the massage arm 4 contacts the body part, and the massage arm 4 is driven by the massage chair movement 1 to work to achieve massage. When massage is not needed, the cam 14 releases the limiting effect on the massage chair movement 1, and the spring 7 drives the massage chair movement 1 to move, so that the massage chair movement 1 is in a retracted state, thereby preventing the massage arm 4 from protruding and affecting the user's comfort;

[0023] Depend on Figures 1 to 4 It is shown that a strip-shaped force-bearing plate 15 matching the cam 14 is fixedly arranged on one side of the massage chair movement 1 close to the middle support frame 2, and a strip-shaped through groove 16 matching the cam 14 and a strip-shaped through groove 2 17 matching the worm gear 13 are opened on the middle support frame 2;

[0024] The strip-shaped force-bearing plate 15 can be connected with the cam 14 to improve the wear resistance, and the strip-shaped through groove 16 and the strip-shaped through groove 2 17 can be used to install the cam 14 and the worm gear 13;

[0025] Depend on Figure 1 , Figure 2 and Figure 5 It is given that the intermediate support frame 2 is composed of a support plate 18 and two limiting sleeves 19, the limiting sleeves 19 are fixedly connected to the two ends of the support plate 18, the limiting sleeves 19 are sleeved on the guide rail 3 and slidably connected thereto, the sides of the limiting sleeves 19 are fixedly provided with support plates 20, one side of one of the support plates 20 is fixedly provided with a servo motor 21, a synchronous shaft 22 fixedly connected to the output shaft of the servo motor 21 is rotatably provided between the two support plates 20, gears 23 are fixedly provided at both ends of the synchronous shaft 22, and a rack 24 meshingly connected to the gear 23 is fixedly provided on one side of the guide rail 3;

[0026] During normal massage, the servo motor 21 drives the synchronous shaft 22 to rotate, the synchronous shaft 22 drives the gear 23 to rotate, the gear 23 moves along the rack 24, and the limiting sleeve 19 slides along the guide rail 3, so that the position of the massage chair movement 1 can be adjusted to achieve massage of different positions of the human body.

[0027] During operation, by setting a limited support arm, a limit plate, a spring and a driving adjustment mechanism consisting of two support plates, a servo motor, a worm, a rotating shaft, a worm wheel and a cam, the massage chair movement and the massage arm can be pushed out during massage, thereby achieving normal massage work. When massage is not needed, the massage chair movement and the massage arm can be retracted to avoid the massage arm protruding and affecting the user's comfort; by setting a limited slide sleeve, a servo motor, a support plate, a synchronous shaft, a gear and a rack, the massage chair movement and the massage arm can be moved and adjusted, thereby being able to massage different parts of the body and improving flexibility.

Claims

1. An internal transmission mechanism of a massage chair, comprising a massage chair movement (1), an intermediate support frame (2) and two guide rails (3), characterized in that: The massage chair movement (1) is connected to one side of the middle support frame (2), the two guide rails (3) are fixedly connected to the inside of the massage chair, the middle support frame (2) is connected to the side of the guide rail (3), two groups of massage arms (4) are arranged on the massage chair movement (1), and the four corners of the massage chair movement (1) away from the massage arms (4) are fixedly provided with limit support arms (5), one end of the limit support arm (5) is fixedly provided with a limit plate (6), the limit support arm (5) is inserted into the middle support frame (2) and is slidably connected thereto, the limit support arm (5) is sleeved with a spring (7) connected between the massage chair movement (1) and the middle support frame (2), and the middle support frame (2) is provided with a spring (7) matching the massage chair movement (1). The driving and adjusting mechanism (8) is composed of two support plates (9), a servo motor (10), a worm (11), a rotating shaft (12), a worm wheel (13) and a cam (14). The support plate (9) is fixedly connected to one side of the middle support frame (2). The servo motor (10) is fixedly connected to the top of one of the support plates (9). The worm wheel (11) is rotatably connected between the two support plates (9) and is fixedly connected to the output shaft of the servo motor (10). The rotating shaft (12) is rotatably connected to the inside of the middle support frame (2). The worm wheel (13) and the cam (14) are both sleeved on the rotating shaft (12) and fixedly connected thereto. The worm wheel (13) is meshingly connected to the worm (11).

2. The internal transmission mechanism of a massage chair according to claim 1, characterized in that: A strip-shaped force-bearing plate (15) matching the cam (14) is fixedly arranged on one side of the massage chair movement (1) close to the middle support frame (2).

3. The internal transmission mechanism of a massage chair according to claim 1, characterized in that: The intermediate support frame (2) is provided with a first strip-shaped through slot (16) matching the cam (14) and a second strip-shaped through slot (17) matching the worm gear (13).

4. The internal transmission mechanism of a massage chair according to claim 1, characterized in that: The intermediate support frame (2) is composed of a support plate (18) and two limiting sliding sleeves (19), wherein the limiting sliding sleeves (19) are fixedly connected to both ends of the support plate (18), and the limiting sliding sleeves (19) are sleeved on the guide rail (3) and slidably connected thereto.

5. The internal transmission mechanism of a massage chair according to claim 4, characterized in that: A second support plate (20) is fixedly provided on the side of the limiting sliding sleeve (19), a second servo motor (21) is fixedly provided on one side of one of the second support plates (20), a synchronous shaft (22) fixedly connected to the output shaft of the second servo motor (21) is rotatably provided between the two second support plates (20), gears (23) are fixedly provided at both ends of the synchronous shaft (22), and a rack (24) meshingly connected to the gear (23) is fixedly provided on one side of the guide rail (3).

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