Micro-shaking massage chair frame

Abstract

The utility model relates to a micro-shaking massage chair frame which comprises a backrest frame, a cushion frame, a leg and foot frame, a bottom frame, a track and an electric push rod. The rail stretches across and is fixed between the backrest frame and the cushion frame, and the backrest frame and the cushion frame can move back and forth relative to the bottom frame under the driving of the electric push rod and complete the continuous change between a sitting posture and a lying posture; wherein a base frame is further arranged below the bottom frame, a rotating disc used for supporting the bottom frame is arranged on one side of the base frame, and the rotating disc is driven by a power mechanism locked in the base frame to rotate in a deflection mode. A supporting disc capable of abutting against the rotary disc and a limiting arm are arranged at the bottom of the bottom frame, and the limiting arm extends into a limiting vertical groove fixed to the base frame to restrain rotation of the bottom frame. According to the utility model, the rotating disc is matched with the supporting disc, so that the massage chair frame is supported and driven to deflect by 360 degrees, the micro-shaking action is superposed on the basis of massage, and a good rest promoting effect is achieved.

Description

Technical field:

[0001] The utility model belongs to the technical field of massage chairs, and particularly relates to a micro-shaking massage chair frame, especially a massage chair that can shake 360 ​​degrees. Background technology:

[0002] Existing massage chairs can only move forward and backward and superimpose continuous changes between sitting and lying positions, and the adjustment movements are relatively monotonous. A massage chair is based on a massage chair frame, with various massage components installed, and is provided with soft padding and foreskin to form a complete and workable whole. The massage chair frame generally includes: a backrest frame, a seat cushion frame, a base frame, tracks and an electric push rod, as well as a beautiful leg frame hinged at the front end of the seat cushion frame; among them: the tracks are of two types: an integrated L track and a segmented track. The tracks are both across the backrest frame and the seat cushion frame and fixed thereto. Driven by the electric push rod, they can follow the backrest frame and the seat cushion frame to move forward and backward relative to the base frame, and complete the continuous change between sitting and lying positions. Apart from this, the whole cannot be shaken. Summary of the invention:

[0003] The utility model aims to design a micro-shaking massage chair frame in which the entire massage chair frame shakes 360 degrees under the drive of a power mechanism.

[0004] The technical solution of the utility model is implemented as follows: a micro-sway massage chair frame, which comprises: a backrest frame, a seat cushion frame, a base frame, a track and an electric push rod, and a leg and foot frame hinged at the front end of the seat cushion frame; the track spans and is fixed on the backrest frame and the seat cushion frame, the seat cushion frame is arranged above the base frame, and under the drive of the electric push rod, the backrest frame and the seat cushion frame can move forward and backward relative to the base frame, and complete the continuous change between sitting and lying positions; it is characterized in that: a base frame is also arranged below the base frame, and a turntable for supporting the base frame is arranged on one side of the base frame, and the turntable is driven by a power mechanism locked in the base frame to produce a yaw-type rotation; a support plate and a limit arm that can resist the turntable are arranged at the bottom of the base frame, and the limit arm extends out of the support plate and extends into a limit vertical slot fixed on the base frame to constrain the rotation of the base frame.

[0005] The power mechanism comprises a motor, a gearbox and an output shaft. The output shaft has an inclined section, and the turntable is locked on the inclined section and also passes through the shaft hole on the supporting plate to drive the turntable to swing and rotate.

[0006] A lubrication device is arranged between the support plate and the turntable, and the lubrication device has the following structure: 1. Ball bearings are arranged between the support plate and the turntable, and corresponding annular grooves are arranged on the facing sides of the support plate and the turntable, and the ball bearings are clamped in the annular grooves; 2. End face bearings are arranged between the support plate and the turntable.

[0007] The driving end of the electric push rod is hinged on the cushion frame, and the telescopic end is connected to the support plate in the base frame; the support plate is provided with a pair of hanging ears facing upward, and a pull rod is hinged on the hanging ears, one end of the pull rod is hinged to the telescopic rod end of the electric push rod, and an angle constraint mechanism is provided between the pull rod and the electric push rod, or between the pull rod and the hanging ears.

[0008] The angle constraint mechanism has the following structure: 1. A sliding sleeve is arranged between the pull rod and the electric push rod, the sliding sleeve is arranged on the electric push rod, and the two sides are locked on the pull rod; 2. The two hanging ears have inwardly folded edges, and the folded edges cover the top of the pull rod.

[0009] The utility model has the characteristics of unique conception, reasonable structure, novel action and strong shaking experience. It utilizes the cooperation of the turntable and the support plate to realize the support and drive of the massage chair frame to swing 360 degrees, and superimposes a micro-shaking action on the basis of massage, which has a good effect of promoting rest. Description of the drawings:

[0010] The present invention will be further described below in conjunction with specific illustrations:

[0011] Figure 1 Schematic diagram of the micro-shaking massage chair frame

[0012] Figure 2 Schematic diagram of the micro-shaking massage chair frame

[0013] Figure 3 for Figure 2 A partial enlarged schematic diagram

[0014] Figure 4 Schematic diagram of the relationship between the support plate and the pull rod

[0015] Figure 5 Schematic diagram of the power mechanism and turntable

[0016] Figure 6 This is a front view of the micro-rocking massage chair frame in forward tilting state.

[0017] Figure 7 This is a side view of the micro-rocking massage chair frame leaning forward

[0018] Figure 8 This is a front view of the tilting state of the micro-rocking massage chair frame

[0019] Fig. 9 A side view of the tilting state of the micro-rocking massage chair frame

[0020] Fig.10 Schematic diagram of the lying position of the micro-rocking massage chair frame

[0021] in

[0022] 1—backrest frame;

[0023] 2—seat cushion frame;

[0024] 3—base frame; 31—support plate; 32—limiting arm; 33—hanging ear; 331—inverted folded edge;

[0025] 4—track;

[0026] 5—electric push rod; 51—pull rod; 52—sliding sleeve;

[0027] 6—base frame; 61—turntable; 611—circular groove;

[0028] 62—power mechanism; 621—motor; 622—gearbox; 623—output shaft;

[0029] 6231—inclined section; 63—limited vertical slot;

[0030] 7—Ball; Specific implementation method:

[0031] Reference Figures 1 to 5 , a micro-sway massage chair frame, the massage chair frame includes: a backrest frame 1, a seat cushion frame 2, a base frame 3, a track 4 and an electric push rod 5, and a leg frame hingedly suspended at the front end of the seat cushion frame 2, the leg frame is omitted in the figure; the track 4 spans and is fixed on the backrest frame 1 and the seat cushion frame 2, the seat cushion frame 2 is arranged above the base frame 3, and an electric push rod 5 is arranged between the seat cushion frame 2 and the base frame 3. Under the drive of the electric push rod 5, the backrest frame 1 and the seat cushion frame 2 can move forward and backward relative to the base frame 3, and complete the continuous change between the sitting position and the lying position, which is also a conventional structure. In addition, in the prior art, there are also solutions in which the backrest frame 1 and the seat cushion frame 2 are welded to an integrated L track to form a whole; and a segmented track 4 is used, and the backrest frame 1 and the seat cushion frame 2 are hinged with a hinge shaft to change the angle between the two. The above-mentioned various types of coordinated backrest frame 1 and seat cushion frame 2 structures can all move forward and backward relative to the base frame 3 under the drive of the electric push rod 5. Among the structures that move forward and backward, there are also rolling movement schemes such as the one using arc grooves and rollers in combination as shown in the figure, and schemes using two sets of front and rear support rods to form forward and backward swinging, which are all known existing technologies.

[0032] A base frame 6 is also arranged below the base frame 3, and a turntable 61 for supporting the base frame is arranged on one side of the base frame 6, and the turntable 61 is driven by a power mechanism 62 locked in the base frame to produce a yaw-type rotation; more specifically, the power mechanism 62 includes a motor 621, a gearbox 622 and an output shaft 623, and the output shaft has an inclined section 6231, and the turntable 61 is locked on the inclined section 6231, and the inclined section 6231 also passes through the axial hole on the support plate 31 arranged on one side of the base frame 3, forming a positioning support for the support plate 31, and the turntable 61 is driven by the output shaft 623 to rotate yaw-type, and the yaw-type rotation is transmitted to the support plate 31.

[0033] A support plate 31 and a limit arm 32 are provided at the bottom of the base frame 3. With the support plate 31 abutting against the turntable 61, the limit arm 32 extends out of the support plate and extends into a limit vertical groove 63 fixed on the base frame 6, thereby restricting the rotation of the base frame 3, that is, the base frame 3 can only follow the turntable to make a yaw motion but cannot rotate.

[0034] A lubrication device is provided between the support plate 31 and the rotating plate 61, and the lubrication device has the following structure:

[0035] 1. The ball 7 is arranged between the support plate 31 and the rotating plate 61. The supporting plate 31 and the rotating plate 61 have corresponding annular grooves 611 on the facing sides thereof. The ball 7 is clamped in the annular grooves 611. The ball 7 is used to play a rolling support role to reduce the rotation resistance.

[0036] 2. The end bearing is arranged between the support plate 31 and the rotating plate 61.

[0037] The driving end of the electric push rod 5 is hinged on the cushion frame 2, and the telescopic end is connected to the support plate 31 in the bottom frame; more specifically, the support plate 31 is provided with a pair of hanging ears 33 facing upward, and a pull rod 51 is hinged on the hanging ears 33, and one end of the pull rod 51 is hinged to the telescopic rod end of the electric push rod 5, and an angle constraint mechanism is provided between the pull rod 51 and the electric push rod 5, or between the pull rod 51 and the hanging ears 33. The angle constraint mechanism has the following structure:

[0038] 1. A sleeve 52 is provided between the pull rod 51 and the electric push rod 5. The sleeve 52 is sleeved on the electric push rod 5 and is locked on the pull rod 51 at both sides; Figure 3 The sliding sleeve 52 is composed of a pair of bracket-type sheet metal parts, which embrace the electric push rod 5, and the two ends are fixed to the pull rod 51 by screws, so as to keep the pull rod 51 and the electric push rod 5 in basically the same direction, and have a movement clearance margin to prevent the electric push rod 5 from tilting up and obstructing other components.

[0039] 2. The two hanging ears 33 have inwardly folded edges 331, such as Figure 4 The inverted folded edge 331 covers the top of the pull rod 51. It can also prevent the electric push rod 5 from tilting up.

[0040] The electric push rod 5 is arranged between the front cross beam of the cushion frame 2 and the support plate 31, and the hinge point of the telescopic rod end of the electric push rod is cleverly moved forward with the help of the pull rod 51, so as to achieve the extension and contraction action within the smallest space range. In addition, in this structure, the weight above the base frame 3 and the load are all borne by the output shaft 623. For this reason, an end bearing is also arranged between the gearbox 622 and the output shaft 623 to bear the load. In this example, the gearbox 622 adopts a two-stage speed change, the first stage is a belt drive, and the second stage is a gear drive. A bevel gear set for reversing drive is also arranged between the two. Of course, according to the space requirements, the first stage belt drive can also be rotated 90 degrees, so there is no need for a reversing drive mechanism.

Claims

1. A micro-shaking massage chair frame, the massage chair frame comprising: A backrest frame (1), a seat cushion frame (2), a bottom frame (3), a track (4) and an electric push rod (5), and a leg frame hinged at the front end of the seat cushion frame (2); the track (4) spans and is fixed on the backrest frame (1) and the seat cushion frame (2); the seat cushion frame (2) is arranged above the bottom frame (3), and under the drive of the electric push rod (5), the backrest frame (1) and the seat cushion frame (2) can move forward and backward relative to the bottom frame (3) and complete the continuous change between the sitting position and the lying position; the characteristic is that: a leg frame is also arranged below the bottom frame (3) A base frame (6), a turntable (61) for supporting a base frame (3) is arranged on one side of the base frame (6), and the turntable (61) is driven by a power mechanism (62) locked in the base frame (6) to produce a swing-type rotation; a support plate (31) and a limit arm (32) capable of contacting the turntable (61) are arranged at the bottom of the base frame (3), and the limit arm (32) extends out of the support plate (31) and extends into a limit vertical groove (63) fixed on the base frame (6) to restrict the base frame (3) from rotating.

2. The micro-shaking massage chair frame according to claim 1, characterized in that: The power mechanism (62) comprises a motor (621), a gearbox (622) and an output shaft (623). The output shaft has an inclined section (6231) and locks the turntable (61) on the inclined section (6231) and also passes through the shaft hole on the support plate (31), thereby driving the turntable (61) to swing and rotate.

3. A micro-shaking massage chair frame according to claim 1 or 2, characterized in that: A lubrication device is provided between the support disk (31) and the turntable (61), and the lubrication device has the following structure: first, a ball (7) is provided between the support disk (31) and the turntable (61), and corresponding annular grooves (611) are provided on the facing surfaces of the support disk (31) and the turntable (61), and the ball (7) is clamped in the annular grooves (611); second, an end face bearing is provided between the support disk (31) and the turntable (61).

4. The micro-shaking massage chair frame according to claim 1, characterized in that: The driving end of the electric push rod (5) is hinged on the seat cushion frame (2), and the telescopic end is connected to the support plate (31) in the base frame; the support plate (31) is provided with a pair of hanging ears (33) facing upward, and a pull rod (51) is hinged on the hanging ears (33), and one end of the pull rod (51) is hinged to the telescopic rod end of the electric push rod (5); an angle constraint mechanism is provided between the pull rod (51) and the electric push rod (5), or between the pull rod (51) and the hanging ears (33).

5. The micro-shaking massage chair frame according to claim 4, characterized in that: The angle restraining mechanism has the following structure:

1. A sliding sleeve (52) is provided between the pull rod (51) and the electric push rod (5), the sliding sleeve (52) is sleeved on the electric push rod (5), and the two sides are locked on the pull rod (51); 2. The two hanging ears (33) have inwardly folded edges (331), and the folded edges (331) cover the top of the pull rod (51).

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