Left-right symmetrical kneading mechanism

Abstract

The utility model belongs to the technical field of massagers, and particularly relates to a bilaterally symmetrical kneading mechanism which comprises a gearbox assembly, a front rocker assembly and a rear rocker assembly. The gear box assembly comprises a motor with a worm, a duplicate gear set, a driving gear and a main shaft; the front rocker assembly comprises a tile-shaped part, a crossed shaft sleeve, a front rocker, a palm inner support and a palm sleeve. The rear rocker assembly comprises a driving connecting rod, a rear rocker, a rear rocker base and a thumbstall. The motor with the worm drives the palm sleeve and the thumb sleeve to move at the same time, the palm sleeve and the thumb sleeve act on the human body, the function of massaging the human body by simulating the human hand can be achieved, and a user has good experience feeling. By arranging the duplicate gear set, the driving gear, the main shaft and the driving connecting rod, only one motor with a worm is arranged, the palm sleeve and the thumb sleeve can be driven to move at the same time, parts of the overall structure of the bilaterally symmetrical kneading mechanism can be reduced, and the size and the weight can be reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of massagers, and particularly relates to a bilaterally symmetrical kneading mechanism. Background Art

[0002] The massager is a new generation of health care equipment. It not only has eight simulation functions, allowing you to truly experience the wonderful feeling of acupuncture, massage, hammering, cupping, scraping, weight loss, and immune regulation, but also has the unique effect of treating high blood pressure. It uses several independent soft-touch massage heads to relax muscles, soothe nerves, promote blood circulation, strengthen cell metabolism, enhance skin elasticity, relieve fatigue, significantly reduce various chronic pains, acute pains and muscle soreness, relax the body, relieve stress, and reduce skin wrinkles.

[0003] However, most of the shoulder and neck massagers on the market that can massage the trapezius muscles have complex structures, large size and weight, and poor user experience.

[0004] Therefore, it is necessary to invent a bilaterally symmetrical kneading mechanism to solve the above problems. Utility Model Content

[0005] In view of the above problems, the utility model provides a bilaterally symmetrical kneading mechanism to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bilaterally symmetrical kneading mechanism, comprising a gear box assembly, a front rocker assembly and a rear rocker assembly;

[0007] The gearbox assembly comprises a motor with a worm, a double gear set, a driving gear and a main shaft, the motor with a worm is drivingly connected to the double gear set, the double gear set is drivingly connected to the driving gear, and the driving gear is sleeved on the main shaft;

[0008] The front rocker assembly comprises a tile-shaped bearing, a cross-shaft sleeve, a front rocker, an inner palm bracket and a palm sleeve, wherein the cross-shaft sleeve is sleeved on the main shaft, the tile-shaped bearing is sleeved on the cross-shaft sleeve, the upper end of the front rocker is connected to the tile-shaped bearing, the lower end of the front rocker is connected to the inner palm bracket, and the inner palm bracket is inserted into the palm sleeve;

[0009] The rear rocker assembly includes a driving link, a rear rocker, a rear rocker base and a thumb sleeve, the two ends of the driving link are respectively connected to the cross shaft sleeve and the rear rocker, the upper end of the rear rocker is rotatably connected to the rear rocker base, and the lower end of the rear rocker is inserted into the thumb sleeve.

[0010] Furthermore, the gearbox assembly also includes a gearbox upper housing and a gearbox lower housing, and the gearbox upper housing and the gearbox lower housing are used to wrap the motor with a worm.

[0011] Furthermore, the bilaterally symmetrical kneading mechanism further includes a mainframe upper shell and a mainframe lower shell, and the mainframe upper shell and the mainframe lower shell are used to wrap the gear box assembly.

[0012] Furthermore, two of the front rocker assemblies and two of the rear rocker assemblies are provided, and are symmetrically arranged at the left and right ends of the lower shell of the main machine, and the two front rocker assemblies and the two rear rocker assemblies are connected one by one.

[0013] Furthermore, the double gear set includes a helical gear and a spur gear, the worm of the motor with a worm is meshed with the helical gear, the helical gear and the spur gear are coaxially distributed, and the spur gear is meshed with the driving gear.

[0014] Furthermore, the end face of the cross sleeve is provided with an eccentric shaft parallel to the main shaft, one end of the driving connecting rod is movably connected to the eccentric shaft, and the other end is movably connected to the rear rocker arm, the rear rocker arm is movably connected to the rear rocker arm base, and the rear rocker arm base is fixedly connected to the lower shell of the main engine.

[0015] Furthermore, the cross-shaft sleeve is provided with a rotating shaft which is at a certain angle to the main shaft, and the limiting slot hole on the front rocker is sleeved on the tile-shaped bearing.

[0016] Technical effects and advantages of the utility model:

[0017] 1. The utility model drives the palm cover and the thumb cover to move at the same time through a motor with a worm gear. The palm cover and the thumb cover act on the human body to simulate the function of human hands massaging the human body, so that the user has a better experience.

[0018] 2. By setting up a double gear set, a driving gear, a main shaft and a driving connecting rod, only one motor with a worm gear is provided, which can drive the palm cover and the thumb cover to move at the same time, and the components of the overall structure of the bilaterally symmetrical kneading mechanism can be reduced, which is conducive to reducing the volume and weight.

[0019] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 A cross-sectional view of an embodiment of the utility model is shown;

[0022] Figure 2 Shows Figure 1 A cross-sectional view from another perspective;

[0023] Figure 3 A partial structural schematic diagram of an embodiment of the utility model is shown;

[0024] Figure 4 Shows Figure 3 A schematic diagram of the structure from another perspective;

[0025] Figure 5 The schematic diagram of the structure of the cross-axle sleeve of the embodiment of the utility model is shown.

[0026] In the figure: 11, motor with worm; 12, double gear set; 13, driving gear; 14, main shaft; 15, gear box lower shell; 21, tile bearing; 22, cross sleeve; 221, main shaft assembly hole; 222, bearing assembly groove; 223, flange; 224, latch hole; 225, eccentric shaft; 23, front rocker; 24, palm inner bracket; 25, palm cover; 26, front rocker limiter; 27, palm cover; 31, driving connecting rod; 32, rear rocker; 33, rear rocker base; 34, thumb cover; 41, main engine upper shell; 42, main engine lower shell; 51, bearing; 52, retaining ring; 53, latch. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] like Figures 1 to 4 As shown, the utility model provides a bilaterally symmetrical kneading mechanism, comprising a gear box assembly, a front rocker assembly and a rear rocker assembly;

[0029] The gearbox assembly includes a motor 11 with a worm, a double gear set 12, a driving gear 13 and a main shaft 14, wherein the motor 11 with a worm is drivingly connected to the double gear set 12, the double gear set 12 is drivingly connected to the driving gear 13, and the driving gear 13 is sleeved on the main shaft 14;

[0030] The front rocker assembly includes a tile-shaped bearing 21, a cross sleeve 22, a front rocker 23, a palm inner bracket 24 and a palm sleeve 25, wherein the cross sleeve 22 is sleeved on the main shaft 14, the tile-shaped bearing 21 is sleeved on the cross sleeve 22, the upper end of the front rocker 23 is connected to the tile-shaped bearing 21, the lower end of the front rocker 23 is connected to the palm inner bracket 24, and the palm inner bracket 24 is inserted into the palm sleeve 25;

[0031] The rear rocker assembly includes a driving link 31, a rear rocker 32, a rear rocker base 33 and a thumb sleeve 34. The two ends of the driving link 31 are respectively connected to the cross shaft sleeve 22 and the rear rocker 32. The upper end of the rear rocker 32 is rotatably connected to the rear rocker base 33, and the lower end of the rear rocker 32 is inserted into the thumb sleeve 34.

[0032] Specifically, the main shaft 14 is also sleeved with a bearing 51 and a retaining ring 52. The palm cover 27 is also provided on the palm sleeve 25. A main shaft assembly hole 221 is provided in the cross sleeve 22, and the main shaft 14 passes through the main shaft assembly hole 221. A bearing assembly groove 222 is provided on the outer side of the cross sleeve 22, and two shoe-shaped bearings 21 are assembled on the bearing assembly groove 222, and two flanges 223 are used to limit the two ends of the shoe-shaped bearing 21; a latch hole 224 is also provided on the cross sleeve 22, and a positioning groove is provided on the main shaft 14. After the latch hole 224 is aligned with the positioning groove, a latch 53 is used to pass through the latch hole 224 and inserted into the positioning groove to fix the cross sleeve 22 and the main shaft 14.

[0033] In this embodiment, by starting the motor 11 with a worm gear, the double gear set 12, the driving gear 13 and the main shaft 14 are driven to rotate in turn, and the cross sleeve 22 is sleeved on the main shaft 14 through the main shaft assembly hole 221 on the cross sleeve 22, which can drive the cross sleeve 22 to rotate. The shoe bearing 21 is sleeved in the bearing assembly groove 222 of the cross sleeve 22, and the upper end of the front rocker arm 23 is connected to the shoe bearing 21. During the rotation of the cross sleeve 22, the front rocker arm 23 can be driven to swing with the upper end of the front rocker arm 23 as the center, thereby driving the palm inner bracket 24 and the palm cover 25 at the lower end of the front rocker arm 23 to move. At the same time, the two ends of the driving connecting rod 31 are respectively connected to the cross-shaft sleeve 22 and the rear rocker arm 32. During the rotation of the cross-shaft sleeve 22, the upper end of the rear rocker arm 32 is driven to swing relative to the rear rocker arm base 33, and the rear rocker arm 32 can be driven to swing with the upper end of the rear rocker arm 32 as the center, thereby driving the thumb sleeve 34 at the lower end of the rear rocker arm 32 to move.

[0034] Therefore, the palm cover 25 and the thumb cover 34 are driven to move simultaneously by the motor 11 with a worm gear. The palm cover 25 and the thumb cover 34 are used to act on the human body, which can simulate the function of human hands massaging the human body, so that the user has a better experience.

[0035] At the same time, by setting up a double gear set 12, a driving gear 13, a main shaft 14 and a driving connecting rod 31, only one motor 11 with a worm gear is provided, which can drive the palm cover 25 and the thumb cover 34 to move at the same time, and can reduce the components of the overall structure of the left-right symmetrical kneading mechanism, which is beneficial to reducing the volume and weight.

[0036] Alternatively, if Figure 1 As shown, the gearbox assembly further includes a gearbox upper housing and a gearbox lower housing 15 , and the gearbox upper housing and the gearbox lower housing 15 are used to enclose the motor 11 with a worm.

[0037] In this embodiment, a gearbox upper housing and the gearbox lower housing 15 are provided to wrap the motor with a worm 11 , so as to protect the motor with a worm 11 .

[0038] Alternatively, if Figure 2 and Figure 3 As shown, the bilaterally symmetrical kneading mechanism further includes a mainframe upper shell 41 and a mainframe lower shell 42, and the mainframe upper shell 41 and the mainframe lower shell 42 are used to enclose the gear box assembly.

[0039] Specifically, the main shaft 14 is rotatably connected to the mainframe lower housing 42. At the same time, the mainframe lower housing 42 is also provided with a front rocker stopper 26.

[0040] In this embodiment, a main engine upper shell 41 and a main engine lower shell 42 are provided to wrap the gear box assembly, thereby protecting the gear box assembly.

[0041] Alternatively, if Figure 4 As shown, two of the front rocker assemblies and two of the rear rocker assemblies are provided, and are symmetrically arranged at the left and right ends of the main engine lower shell 42, respectively, and the two front rocker assemblies and the two rear rocker assemblies are connected one by one.

[0042] In this embodiment, two front rocker assemblies and a rear rocker assembly are provided at the same time, which can simulate the effect of a pair of human hands massaging the human body, and is conducive to further improving the user experience.

[0043] Optionally, the double gear set 12 includes a helical gear and a spur gear, the worm of the motor with a worm 11 is meshed with the helical gear, the helical gear and the spur gear are coaxially distributed, and the spur gear is meshed with the driving gear 13 .

[0044] Specifically, the helical gear and the spur gear are sleeved on the transmission shaft, and the transmission shaft is rotatably connected to the main body lower housing 42. At the same time, the motor with worm 11 includes a motor and a worm, the output shaft of the motor is fixedly connected with the worm, and the output shaft of the motor is coaxially distributed with the worm, and the worm is meshed with the helical gear.

[0045] In this embodiment, the double gear set 12 is configured to include a helical gear and a spur gear. The worm of the motor 11 with a worm is meshed with the helical gear to drive the helical gear to rotate. The helical gear and the spur gear are coaxially sleeved on a transmission shaft, which can synchronously drive the spur gear to rotate. The spur gear is meshed with the driving gear 13, and the driving gear 13 is sleeved on the main shaft 14, which can drive the main shaft 14 to rotate, thereby ensuring the effect of the double gear set 12.

[0046] Optionally, the end face of the cross sleeve 22 is provided with an eccentric shaft 225 parallel to the main shaft 14, one end of the driving connecting rod 31 is movably connected to the eccentric shaft 225, and the other end is movably connected to the rear rocker arm 32, the rear rocker arm 32 is movably connected to the rear rocker arm base 33, and the rear rocker arm base 33 is fixedly connected to the main engine lower shell 42.

[0047] In this embodiment, an eccentric shaft 225 is provided on the end face of the cross-sleeve 22, and the driving connecting rod 31 is connected to the eccentric shaft 225. The amplitude and frequency of the front rocker arm 23 and the rear rocker arm 32 relative to the rear rocker arm base 33 during the rotation of the cross-sleeve 22 can be closer to the movements of human hands, thereby further enhancing the user experience.

[0048] Optionally, a rotating shaft which is at a certain angle to the main shaft 14 is provided on the cross sleeve 22 , and the limiting slot hole on the front rocker 23 is sleeved on the tile bearing 21 .

[0049] In this embodiment, a rotating shaft at a certain angle is set on the cross sleeve 22, and then the shoe-shaped bearing 21 is sleeved on the cross sleeve 22, and the limiting shaft hole of the front rocker 23 is sleeved on the shoe-shaped bearing 21, so that the angle between the front rocker 23 and the cross sleeve 22 is more closely matched with the angle of the human hand joint, which has the effect of optimizing the contact fit between the left-right symmetrical kneading mechanism and the human body.

[0050] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A bilaterally symmetrical kneading mechanism, characterized in that: Including a gear box assembly, a front rocker assembly and a rear rocker assembly; The gearbox assembly comprises a motor with a worm (11), a double gear set (12), a driving gear (13) and a main shaft (14); the motor with a worm (11) is drivingly connected to the double gear set (12), the double gear set (12) is drivingly connected to the driving gear (13), and the driving gear (13) is sleeved on the main shaft (14); The front rocker assembly comprises a shoe-shaped bearing (21), a cross-shaft sleeve (22), a front rocker (23), an inner palm support (24) and a palm sleeve (25); the cross-shaft sleeve (22) is sleeved on the main shaft (14); the shoe-shaped bearing (21) is sleeved on the cross-shaft sleeve (22); the upper end of the front rocker (23) is connected to the shoe-shaped bearing (21); the lower end of the front rocker (23) is connected to the inner palm support (24); and the inner palm support (24) is inserted into the palm sleeve (25); The rear rocker assembly comprises a driving link (31), a rear rocker (32), a rear rocker base (33) and a thumb sleeve (34); the two ends of the driving link (31) are respectively connected to the cross shaft sleeve (22) and the rear rocker (32); the upper end of the rear rocker (32) is rotatably connected to the rear rocker base (33); and the lower end of the rear rocker (32) is inserted into the thumb sleeve (34).

2. The bilaterally symmetrical kneading mechanism according to claim 1, characterized in that: The gearbox assembly further comprises a gearbox upper housing and a gearbox lower housing (15), wherein the gearbox upper housing and the gearbox lower housing (15) are used to enclose the motor (11) with a worm.

3. The bilaterally symmetrical kneading mechanism according to claim 2, characterized in that: It also comprises a main engine upper shell (41) and a main engine lower shell (42), wherein the main engine upper shell (41) and the main engine lower shell (42) are used to enclose the gear box assembly.

4. The bilaterally symmetrical kneading mechanism according to claim 3, characterized in that: Two of the front rocker assemblies and two of the rear rocker assemblies are provided, and are symmetrically arranged at the left and right ends of the mainframe lower shell (42), respectively, and the two front rocker assemblies and the two rear rocker assemblies are connected in a one-to-one correspondence.

5. The bilaterally symmetrical kneading mechanism according to claim 1, characterized in that: The double gear set (12) comprises a helical gear and a spur gear, the worm of the motor (11) with a worm is meshed with the helical gear, the helical gear and the spur gear are coaxially distributed, and the spur gear is meshed with the driving gear (13).

6. The bilaterally symmetrical kneading mechanism according to claim 3, characterized in that: An eccentric shaft (225) parallel to the main shaft (14) is provided on the end surface of the cross shaft sleeve (22); one end of the driving connecting rod (31) is movably connected to the eccentric shaft (225), and the other end is movably connected to the rear rocker (32); the rear rocker (32) is movably connected to the rear rocker base (33); and the rear rocker base (33) is fixedly connected to the main machine lower shell (42).

7. The bilaterally symmetrical kneading mechanism according to claim 1, characterized in that: The cross shaft sleeve (22) is provided with a rotating shaft which is at a certain angle to the main shaft (14), and the limiting slot hole on the front rocker (23) is sleeved on the tile-shaped bearing (21).

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