CN113509366B

CN113509366B - Massaging chair

Info

Publication number: CN113509366B
Application number: CN202110333774.6A
Authority: CN
Inventors: 林美满; 陈加福; 胡东明; 严国富; 陈志明
Original assignee: Xiamen Ogawa Intelligent Health Equipment Co ltd
Current assignee: Xiamen Ogawa Intelligent Health Equipment Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2023-09-15
Anticipated expiration: 2041-03-29
Also published as: CN113509366A; WO2022206387A1

Abstract

The application provides a massage chair, which comprises a seat frame, a first massage component and a second massage component, wherein the first massage component comprises a first track, a first massage machine core and a leg support, the first track is arranged on the leg support, the second massage component comprises a second track, a second massage machine core and a backrest support, the second track is arranged on the backrest support, the first massage machine core is used for reciprocating along the first track so as to enable the first massage machine core to realize movable massage of buttocks and below, and the second massage machine core is used for reciprocating along the second track so as to enable the second massage machine core to realize movable massage of buttocks above. The massage chair can realize back and forth massage among soles, lower legs, thighs, buttocks and heads, and enables a user to obtain better massage experience.

Description

Massaging chair

Technical Field

The application belongs to the technical field of massage machines, and particularly relates to a massage chair.

Background

The massage chair utilizes the rolling force action of the machinery and the mechanical force extrusion to massage, can dredge channels and collaterals, ensure qi and blood circulation, keep yin and yang balance of the body, can feel relaxed muscle after massage, has flexible joints, can excite people, can eliminate fatigue, and has important effect on guaranteeing physical health.

The movement range of the massage machine core of the existing massage chair is mostly from the buttocks to the head of a human body, feet and lower legs are generally massaged by adopting a massage structure with fixed positions, for example, massage air bags or rolling and rubbing mechanisms are arranged on two sides of the feet of the human body, and massage air bags or rolling mechanisms are arranged on the lower legs of the human body, so that the air bags and the rolling mechanisms cannot move, and only the fixed positions of the human body can massage, and the positions such as the heels and the thighs of the human body are difficult to massage. It can be seen that with the existing massage chair, many parts of the user cannot be massaged, and the massage comfort is poor.

Disclosure of Invention

The embodiment of the application aims to provide a massage armchair, which aims to solve the technical problem of poor massage effect of the massage armchair in the prior art.

In order to achieve the above purpose, the application adopts the following technical scheme: the application provides a massage chair, which comprises a seat frame, a first massage component and a second massage component;

the first massage assembly comprises a first track, a first massage machine core and a leg support, wherein the first track is arranged on the leg support, the second massage assembly comprises a second track, a second massage machine core and a backrest support, the second track is arranged on the backrest support, the first massage machine core is used for moving reciprocally along the first track so that the first massage machine core can realize movable massage below buttocks, and the second massage machine core is used for moving reciprocally along the second track so that the second massage machine core can realize movable massage above buttocks.

In one embodiment, the massage chair further comprises a first driving structure and a connecting rod, wherein the leg support and the backrest support are both rotatably connected to the seat frame, a first end of the connecting rod is rotatably connected to the leg support, a second end of the connecting rod is rotatably connected to the backrest support, and the first driving structure is used for driving the backrest support to move.

In one embodiment, the first driving structure is an electric push rod, a motor of the electric push rod is rotationally connected with the seat frame, and the push rod of the electric push rod is rotationally connected with the backrest bracket.

In one embodiment, the number of the connecting rods is two, and the two connecting rods are symmetrically arranged on the left side and the right side of the backrest bracket.

In one embodiment, the number of the first rails is two, the two first rails are symmetrically arranged on the leg support, the number of the second rails is two, and the two second rails are symmetrically arranged on the backrest support.

In one embodiment, the first rail shape is configured to correspond to the shape of the buttocks, thigh and calf of the human body in a sitting position, such that the first massage machine core massages the buttocks, thigh and calf of the human body while traveling along the first rail.

In one embodiment, the first rail further includes a bent portion corresponding to the sole plate, so that the first massage machine core massages buttocks, thighs, calves and bottoms of feet of a human body while running along the first rail.

In one embodiment, the massage chair further comprises a second driving structure and a third driving structure, wherein the leg support and the backrest support are both rotatably connected to the seat frame, the second driving structure is used for driving the leg support to rotate around the seat frame, and the third driving structure is used for driving the backrest support to rotate around the seat frame.

In one embodiment, the second driving structure and the third driving structure are both electric pushers.

In one embodiment, the first massage assembly further comprises a stationary massage core for massaging the sole of the foot.

The massage chair comprises a seat frame, a first massage component and a second massage component, wherein the first massage component comprises a first track, a first massage machine core and a leg support, the first track is arranged on the leg support, the second massage component comprises a second track, a second massage machine core and a backrest support, the second track is arranged on the backrest support, the first massage machine core can reciprocate along the first track so as to realize movable massage below buttocks, and the second massage machine core can reciprocate along the second track so as to realize movable massage above buttocks; the massage chair can realize back and forth massage among soles, lower legs, thighs, buttocks and heads, and enables a user to obtain better massage experience.

Drawings

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

Fig. 1 is a schematic structural view of a massage armchair according to an embodiment of the present application;

FIG. 2 is an exploded view of the partial structure of FIG. 1 provided in an embodiment of the present application;

fig. 3 is a schematic structural view of a first massage assembly according to an embodiment of the present application;

fig. 4 is a schematic structural view of a second massage assembly according to an embodiment of the present application;

fig. 5 is a schematic structural view of a joint between a leg support and a seat frame according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of a connection between a first driving structure and a backrest bracket according to an embodiment of the present application;

fig. 7 is a schematic structural diagram of a connection part between a leg support and a connecting rod according to an embodiment of the present application;

fig. 8 is a schematic view of a massage armchair in an upright state according to an embodiment of the present application;

fig. 9 is a schematic structural view of a massage armchair in a half-back state according to an embodiment of the present application;

fig. 10 is a schematic structural view of a massage armchair in an inverted back state according to an embodiment of the present application.

Wherein, each reference sign in the figure:

1-a seat frame;

2-a first massage assembly;

3-a second massage assembly;

4-a first drive structure;

5-connecting rods;

11-shaft sleeve;

21-a first track;

22-a first massage movement;

23-leg support;

24-upper cover;

25-a lower cover;

31-a second track;

32-a second massage movement;

33-a back rest bracket;

34-a back front cover;

35-a back cover;

41-a silencing sleeve;

42-pin shafts;

51-spacer.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate describing the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

The massage armchair provided by the application is described in detail below with reference to specific embodiments.

Embodiment one:

fig. 1 is a schematic structural view of a massage chair according to an embodiment of the present application, fig. 2 is an exploded view of a partial structure of fig. 1 according to an embodiment of the present application, fig. 3 is a schematic structural view of a first massage assembly according to an embodiment of the present application, and fig. 4 is a schematic structural view of a second massage assembly according to an embodiment of the present application; referring to fig. 1 to 4, the massage chair provided by the present application includes a seat frame 1, a first massage assembly 2 and a second massage assembly 3;

the first massage assembly 2 comprises a first rail 21, a first massage movement 22 and a leg support 23, the first rail 21 is mounted on the leg support 23, the second massage assembly 3 comprises a second rail 31, a second massage movement 32 and a backrest support 33, the second rail 31 is mounted on the backrest support 33, the first massage movement 22 is used for reciprocating along the first rail 21 so that the first massage movement 12 achieves movable massage below buttocks, and the second massage movement 32 is used for reciprocating along the second rail 31 so that the second massage movement 32 achieves movable massage above buttocks.

The seat frame 1 of the present embodiment is used to support the leg rest 23 and the backrest rest 33, and the specific materials of the seat frame, the leg rest and the backrest rest are not particularly limited in this embodiment.

The first rail 21 of the present embodiment is used to provide the first massage machine 22 with a running rail, the second rail 31 is used to provide the second massage machine 32 with a running rail, the first massage machine 22 can be used to perform a foot sole to hip active massage or a calf to hip active massage according to the arrangement of the first rail 21, the second massage machine 32 is used to perform a hip over active massage, for example, a hip to neck or a hip to head active massage can be performed according to the arrangement of the second rail 31, and a technician can preset the specific lengths and shapes of the first rail 21 and the second rail 31 in advance.

The first massaging machine 22 of the present embodiment is a massaging machine having a kneading function, the form of the massaging machine is not particularly limited in the present embodiment, and the second massaging machine 32 may be a conventional massaging machine, for example, a massaging machine having a massaging head and a massaging roller, and the specific form of the second massaging machine 32 is not particularly limited in the present embodiment.

The first rail 21 of the present embodiment may be a shape similar to the shape of the foot, lower leg and thigh in the sitting posture of the human body, for example, a "reverse Z-shaped" rail, and is designed ergonomically, and the first massage movement 22 can perform massage from the thigh to the sole when the first massage movement 22 runs along the "reverse Z-shaped" rail. The first rail 21 of this embodiment may be a shape similar to the shape of the foot or lower leg in a sitting posture of a human body, for example, an "inverted L" rail, and the first massage machine core 22 may allow the foot sole and lower leg to be actively massaged for a longer time while running along the "inverted L" rail. The second track 31 may be "L" shaped or "S" or "in-line" shaped. The backrest of the L-shaped, S-shaped or straight-shaped guide rail is additionally provided with the second massage machine core 32 in 2D and 3D forms, so that the massage of the buttocks, the back, the waist, the shoulders, the neck, the head and other parts of the human body can be met.

The massage chair comprises a seat frame, a first massage component and a second massage component, wherein the first massage component comprises a first track, a first massage machine core and a leg support, the first track is arranged on the leg support, the second massage component comprises a second track, a second massage machine core and a backrest support, the second track is arranged on the backrest support, the first massage machine core can move along the first track so as to realize movable massage below buttocks, and the second massage machine core can move along the second track so as to realize movable massage above buttocks; the massage chair can realize back and forth massage among soles, lower legs, thighs, buttocks and heads, and enables a user to obtain better massage experience.

Embodiment two:

the present embodiment provides a massage chair having a similar overall structure to that of the first embodiment, except that the present embodiment provides a massage chair capable of being lifted and lowered and specific structures of the first and second massage assemblies on the basis of the first embodiment.

Referring to fig. 1, further, the massage chair further includes a first driving structure 4 and a link 5, wherein the leg support 23 and the backrest support 33 are both rotatably connected to the seat frame 1, a first end of the link 5 is rotatably connected to the leg support 23, and the other end of the link 5 is rotatably connected to the backrest support 33, and the first driving structure 4 is used for driving the backrest support 33 to move. The leg rest 23 and the backrest rest 33 of this embodiment are driven by one first driving structure 4, saving costs.

Preferably, the first driving structure 4 is an electric push rod, a fixed end of the electric push rod is rotatably connected with the seat frame 1, and a driving end of the electric push rod is rotatably connected with the backrest bracket 33. The first driving structure 4 of this embodiment adopts the electric putter, changes simply, small, well control, the accuracy is high, and maintenance cost and energy cost are low, noise pollution is little moreover.

Preferably, the number of the links 5 is two, and the two links 5 are symmetrically disposed at the left and right sides of the backrest bracket 33. The left side in the embodiment of the application refers to the left hand side of a human body sitting on the massage armchair, and the right side in the embodiment of the application refers to the right hand side of the human body sitting on the massage armchair.

Specifically, in this embodiment, the number of the first rails 21 is two, the two first rails 21 are all disposed on the leg support 23, the two first rails 21 are symmetrically disposed on the leg support 23, the number of the second rails 31 is two, the two second rails 31 are all disposed on the backrest support 33, and the two second rails 31 are symmetrically disposed on the backrest support 33.

Fig. 5 is a schematic structural view of a joint between a leg support and a seat frame provided by an embodiment of the present application, fig. 6 is a schematic structural view of a joint between a first driving structure and a backrest support provided by an embodiment of the present application, fig. 7 is a schematic structural view of a joint between a leg support and a connecting rod provided by an embodiment of the present application, and referring to fig. 1 to fig. 7, a massage chair of the embodiment includes a seat frame 1, a first massage assembly 2, a second massage assembly 3, an electric push rod and a connecting rod 5, four shaft sleeves 11 are locked on the seat frame 1 of the embodiment by screws, mounting shafts on left and right sides of the leg support 23 are sleeved in from notches on the shaft sleeves 11, and the leg support 23 is locked from left and right sides by two screws, so that the leg support 23 can rotate around the mounting shafts on both sides in the shaft sleeves 11; the backrest bracket 33 is also arranged on the seat frame 1 through the shaft sleeve 11; the first driving structure 4 is an electric push rod, one end of the electric push rod is installed on an ear seat of the seat frame 1 through a pin shaft 42 and a special-shaped pin, the electric push rod can rotate around the pin shaft, the other end of the electric push rod is sleeved with two silencing shaft sleeves 41, the other end of the electric push rod is installed on the backrest bracket 33 through the pin shaft and a wavy split pin, and the backrest bracket 33 is controlled through the electric push rod. In this embodiment, the connecting rod 5 is disposed on the left and right sides of the backrest bracket 33, one end of the connecting rod 5 is locked to the mounting shaft of the leg bracket 23 by the screw and the spacer 51, and the other end of the connecting rod 5 is locked to the mounting shaft of the backrest bracket 33 by the screw in the same manner as the assembly.

The first massage assembly 2 of the present embodiment further includes an upper cover 24 and a lower cover 25, and the upper cover 24 and the lower cover 25 are fastened to the leg support 23. The two first rails 21 of the present embodiment are locked on the leg support 23 by screws, the first rails 21 of the present embodiment are rack rails, two sides of the first massage movement 22 are provided with gears meshed with the first rails 21, and the first massage movement 22 is meshed with the first rails 21 by its own gears and moves up and down; the upper cover 24 is attached to the leg support 23 by screw locking, and the lower cover 25 is attached to the leg support 23 and the upper cover 24 by screw locking. Optionally, the shape of the first rail 21 is set corresponding to the shape of buttocks, thigh and shank in the sitting posture state of the human body, so that the first massaging machine core 22 massages the buttocks, thigh and shank when running on the first rail 21, and the first rail 21 of the present embodiment is of an "inverse L shape".

Optionally, the first rail 21 further includes a bending portion corresponding to the sole plate, so that the first massage machine core 22 massages buttocks, thighs, calves and bottoms of feet when running on the first rail 21. The first track 21 of this embodiment is of the "inverted Z" type or the like.

The second massage assembly 3 of this embodiment further includes a backrest front cover 34 and a backrest rear cover 35, and the backrest front cover 34 and the backrest rear cover 35 are fastened to the backrest bracket 33. The number of the second rails 31 is two, the two second rails 31 are locked on the backrest bracket 33 through screws, the second rails 31 in the embodiment are rack rails, gears meshed with the second rails 32 are arranged on two sides of the second massage movement 33, and the second massage movement 33 is meshed with the second rails 32 through the gears of the second massage movement 33 and moves up and down along the second rails 32; the back front cover 34 is attached to the back bracket 33 by a screw, and the back rear cover 35 is attached to the back bracket 33 by a screw. The second track 31 may be "L" shaped or "S" or "in-line".

The working principle of the linkage movement of the leg support 23 and the backrest support 33 of the massage chair of the present embodiment is as follows: the leg support 23 of the first massage assembly 2 is rotatably mounted on the seat frame 1, the leg support 23 being rotatable about the seat frame 1; in the same way, the backrest bracket 33 of the second massage assembly 3 is rotatably mounted on the seat frame 1, the backrest bracket 33 being rotatable about the seat frame 1; the leg bracket 23 and the backrest bracket 33 are connected by two left and right links 5. The first driving structure 4 is an electric push rod, one end of the electric push rod is assembled on the seat frame 1 through a rotating pair, and the other end of the electric push rod is also connected on the backrest bracket 33 through the rotating pair. When the electric push rod performs contraction movement, one end of the electric push rod pulls the backrest bracket 33 to perform back-leaning movement around the mounting shaft of the seat frame 1, and simultaneously, the left connecting rod 5 and the right connecting rod 5 pull the movement leg bracket 23 to perform leg lifting movement around the mounting shaft of the seat frame 1. When the electric push rod performs stretching movement, the other end of the electric push rod pushes the backrest bracket 33 to perform back lifting movement around the mounting shaft of the seat frame 1, and meanwhile, the left connecting rod 5 and the right connecting rod 5 push the leg bracket 23 to perform leg lowering movement around the mounting shaft of the seat frame 1.

Fig. 8 is a schematic structural view of a massage armchair in an upright state according to an embodiment of the present application, fig. 9 is a schematic structural view of a massage armchair in a half-back state according to an embodiment of the present application, and fig. 10 is a schematic structural view of a massage armchair in a back-back state according to an embodiment of the present application. Referring to fig. 1 to 10, the principle of the whole body movement massage operation of the first massage machine 22 and the second massage machine 32 of the present embodiment is as follows: when the massage chair is in an upright state, the first massage machine core 22 can massage the sole, the lower leg, the thigh and the buttocks of the human body back and forth along the first rails 21 on the left side and the right side; the second massage machine core 32 can perform various massage actions on the waist, the back, the shoulder, the neck and the head of the human body along the second track 31 through program control. When the massage chair is in the back-down state, the first massage machine core 22 can massage the sole, the lower leg, the thigh and the buttocks of the human body back and forth along the first track 21; the second massage machine core 32 can perform various massage actions on the buttocks, the waist, the back, the shoulders, the neck and the head of the human body along the second track 31 through program control. Regardless of the upright state or the reverse state of the massage chair, the first massage machine 22 can perform fixed-point or back-and-forth massage on the first rail 21, and the second massage machine 32 can perform fixed-point or back-and-forth massage on the second rail 31, and the massage area covers the upper and lower body of the human body.

The massage chair of this embodiment includes seat frame, first massage subassembly and second massage subassembly, and first massage subassembly includes first track, first massage core and shank support, and first track is installed on shank support, and second massage subassembly includes second track, second massage core and back support, and the second track is installed on the back support, and first massage core can reciprocate along first track to realize the activity massage below the buttock, and second massage core can reciprocate along the second track to realize the activity massage above the buttock; the massage chair can realize back and forth massage among soles, lower legs, thighs, buttocks and heads, and enables a user to obtain better massage experience.

Embodiment III:

the present embodiment provides a massage chair having a similar overall structure as the massage chair of the first embodiment, except that the present embodiment provides another driving means of the leg rest and the backrest rest.

On the basis of the first embodiment, the massage chair further comprises a second driving structure and a third driving structure, the first massage assembly further comprises a leg support, the second massage assembly further comprises a backrest support, the leg support and the backrest support are both rotatably connected to the seat frame, the second driving structure is used for driving the leg support to rotate around the seat frame, and the third driving structure is used for driving the backrest support to rotate around the seat frame. The leg support of this embodiment is driven by the second drive structure, the back support is driven by the third drive structure,

preferably, the second driving structure and the third driving structure are both electric push rods. The second driving structure and the third driving structure of the embodiment adopt electric push rods, and the electric push rods are simple to replace, small in size, good in control, high in accuracy, low in maintenance cost and energy cost and low in noise pollution.

Further, the first massage assembly further comprises a fixed massage machine core, the fixed massage machine core is used for massaging soles, the fixed massage machine core of the embodiment is used for massaging soles, and the first massage machine core is used for massaging heels to buttocks. Because the feet of each person have more acupoints, people prefer to massage the soles for a longer time, the fixed massage machine core of the embodiment massages the soles, can massage the soles for a long time, and the calves, thighs and buttocks are massaged back and forth by the first massage machine core at fixed points. The specific form of the fixed movement is not particularly limited in this embodiment.

The massage armchair of this embodiment includes seat frame, first massage subassembly and second massage subassembly, first massage subassembly includes first track, first massage core and shank support, and first track is installed on shank support, and second massage subassembly includes second track, second massage core and back support, the second track install in on the back support, the fixed massage core massage sole of this embodiment, first massage core massage heel to the buttock to realize the massage from the sole to the buttock, the second massage core can follow second orbital motion, thereby realizes the massage more than the buttock, and this massage armchair can realize the massage that makes a round trip between heel, shank, thigh, buttock and the head, lets the user obtain better massage experience.

The above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.

Claims

1. A massage chair, characterized in that:

comprises a seat frame, a first massage component and a second massage component;

the first massage assembly comprises a first track, a first massage machine core and a leg support, the first track is arranged on the leg support, the second massage assembly comprises a second track, a second massage machine core and a backrest support, the second track is arranged on the backrest support, the first massage machine core is used for reciprocating along the first track so that the first massage machine core can realize the movable massage from the sole to the hip, and the second massage machine core is used for reciprocating along the second track so that the second massage machine core can realize the movable massage from the hip to the head;

the shape of the first track is corresponding to the shape of buttocks, thighs, lower legs and foot soles in the sitting posture state of the human body;

the leg support is rotatably connected to the seat frame, and the second driving structure is used for driving the leg support to rotate around the seat frame;

the first track further comprises a bending part corresponding to the sole plate, so that the first massage machine core massages the buttocks, the thigh, the shank and the foot bottom of the human body when running along the first track.

2. The massage chair as claimed in claim 1, wherein:

the number of the first tracks is two, the two first tracks are symmetrically arranged on the leg support, the number of the second tracks is two, and the two second tracks are symmetrically arranged on the backrest support.

3. The massage chair as claimed in claim 1, wherein:

the massage chair further comprises a third driving structure, wherein the backrest bracket is rotatably connected to the seat frame and is used for driving the backrest bracket to rotate around the seat frame.

4. A massage chair as claimed in claim 3, wherein:

the second driving structure and the third driving structure are both electric push rods.

5. A massage chair, characterized in that:

the first massage assembly comprises a first track, a first massage machine core, a fixed massage machine core and a leg support, wherein the first track is arranged on the leg support, the second massage assembly comprises a second track, a second massage machine core and a backrest support, the second track is arranged on the backrest support, the first massage machine core is used for reciprocating along the first track so that the first massage machine core can realize movable massage from heel to hip, the fixed massage machine core is used for massaging soles, and the second massage machine core is used for reciprocating along the second track so that the second massage machine core can realize movable massage from hip to head;

the first rail further comprises a bending part corresponding to the sole plate, so that the first massage machine core massages buttocks, thighs, calves and heels of a human body when running along the first rail.

6. The massage chair as claimed in claim 5, wherein:

7. The massage chair as claimed in claim 5, wherein:

8. A massage chair, characterized in that:

the massage chair further comprises a first driving structure and a connecting rod, wherein the leg support and the backrest support are both rotationally connected to the seat frame, a first end of the connecting rod is rotationally connected to the leg support, a second end of the connecting rod is rotationally connected to the backrest support, and the first driving structure is used for driving the backrest support to move;

9. The massage chair as claimed in claim 8, wherein:

the first driving structure is an electric push rod, a motor of the electric push rod is rotationally connected with the seat frame, and the push rod of the electric push rod is rotationally connected with the backrest bracket.

10. The massage chair as claimed in claim 8, wherein:

the number of the connecting rods is two, and the two connecting rods are symmetrically arranged on the left side and the right side of the backrest bracket.