Massage chair

Abstract

The present invention relates to a massage chair, comprising: a seat frame on which a seat rack is arranged; a backrest rack is arranged on the backrest frame; the transition frame is located between the seat frame and the backrest frame and is in running fit with the seat frame and the backrest frame, and a transition rack is arranged on the transition frame; the seat side pressing strip is arranged on the seat frame; the back side pressing strip is arranged on the backrest frame; wherein the seat side pressing strip is arranged to be in sliding fit with the seat frame in the extension direction of the seat part rack, and is applied with a first elastic acting force which enables the seat side pressing strip to always have a trend of sliding towards the transition frame; and / or, the back side pressing strip is arranged to be in sliding fit with the backrest frame in the extending direction of the backrest rack, and is applied with a second elastic acting force which enables the back side pressing strip to always have the tendency of sliding towards the transition frame. According to the massage chair, the massage machine core can stably walk at the joint positions of the transition frame, the seat frame and the backrest frame.

Description

Technical Field

[0001] The invention relates to massage equipment technology, in particular to a massage chair. Background Art

[0002] Existing massage chairs usually include a seat, a backrest and a massage mechanism. There are two ways to match the seat and the backrest. One is that the two are fixedly connected, and the massage mechanism can move between the seat and the backrest. The backrest of this type of massage chair cannot move relative to the seat and cannot change the posture of the user. Another way to match the seat and the backrest is to set the backrest to be able to rotate relative to the seat, but in this type of massage chair, the massage mechanism can only move at the backrest, and the massage area is relatively limited.

[0003] In view of the shortcomings of the above-mentioned scheme, the prior art discloses a solution, which achieves full-body massage by setting a transition part between the seat and the backrest to assist the massage movement in moving, such as a massage chair with a segmented frame disclosed in patent application CN202122460307.8. The massage chair of this application includes a backrest frame, a seat frame and a transition frame. One end of the transition frame is hinged with the backrest frame, and the other end of the transition frame is hinged with the seat frame, and each frame is provided with a rack. The solution of patent application CN202122460307.8 is also provided with a first pressure strip and a second pressure strip, which are used to press the running wheels on both sides of the massage mechanism, so as to prevent the massage mechanism from jumping at the joint of the guide rail, making the massage mechanism walk more stably.

[0004] Patent application CN202122460307.8 has a technical solution in which the first pressure strip is fixed to the backrest frame and the second pressure strip is fixed to the seat frame. When the backrest frame and the seat frame rotate relative to the transition frame, the gaps between the backrest frame, the seat frame and the transition frame change accordingly. The fixed first pressure strip and the second pressure strip cannot adapt to the aforementioned gap changes, which may affect the stable movement of the massage mechanism. In view of this, this application is specially proposed. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a massage chair to solve the problem that the first pressure strip and the second pressure strip of the existing massage chair cannot adapt to the aforementioned gap change, which may affect the stable movement of the massage mechanism.

[0006] In order to achieve the above-mentioned purpose, the technical solution adopted by the present invention is as follows: a massage chair, comprising: a seat frame, on which a seat rack for the running gear of the massage movement is arranged; a backrest frame, on which a backrest rack for the running gear of the massage movement is arranged; a transition frame, which is located between the seat frame and the backrest frame and rotates with both of them respectively, the transition frame is equipped with a transition rack for the running gear of the massage movement to run, and the transition rack is located between the seat rack and the backrest rack; a seat side pressure strip, which is arranged on the seat frame to prevent the massage machine from passing through the intersection of the seat frame and the transition frame. The back pressure strip is arranged on the backrest frame to prevent the running wheel of the massage movement passing through the junction of the backrest frame and the transition frame from bouncing; wherein the seat side pressure strip is arranged to: slide with the seat frame in the extension direction of the seat rack, and is applied with a first elastic force so that it always has a sliding tendency toward the transition frame; and / or, wherein the back pressure strip is arranged to: slide with the backrest frame in the extension direction of the backrest rack, and is applied with a second elastic force so that it always has a sliding tendency toward the transition frame.

[0007] Preferably, an elastic member is provided between the seat side pressure strip and the back side pressure strip, and the elastic member applies the first elastic force to the seat side pressure strip and applies the second elastic force to the back side pressure strip.

[0008] Preferably, the seat frame is provided with a first waist hole for rotationally engaging the transition frame, and a first positioning component for locating the rotationally engaging position of the seat frame and the transition frame is provided between the seat frame and the transition frame; and / or, the backrest frame is provided with a second waist hole for rotationally engaging the transition frame, and a second positioning component for locating the rotationally engaging position of the backrest frame and the transition frame is provided between the backrest frame and the transition frame.

[0009] Preferably, the first positioning assembly includes a first positioning rack and a first positioning gear, the first positioning rack is located outside the seat rack and the transition rack in the left-right direction and corresponds to the positions of the two, and the first positioning gear is arranged on the transition frame and meshes with the first positioning rack.

[0010] Preferably, the second positioning assembly includes a second positioning rack and a second positioning gear, the second positioning rack is located outside the backrest rack and the transition rack in the left-right direction and corresponds to the positions of the two, and the second positioning gear is arranged on the transition frame and meshes with the second positioning rack.

[0011] Preferably, the seat frame or the backrest frame is movably mounted on the base frame, and a first driving mechanism for driving the seat frame and the backrest frame to move as a whole relative to the base frame is provided between the seat frame or the backrest frame movably mounted on the base frame and the base frame; a second driving mechanism for driving the seat frame and the backrest frame to move relative to each other is provided between the seat frame and the backrest frame.

[0012] The present application further provides a massage chair, comprising: a seat frame, on which a seat rack for the running gear of the massage movement is arranged; a backrest frame, on which a backrest rack for the running gear of the massage movement is arranged; a transition frame, which is located between the seat frame and the backrest frame, and rotates with both of them respectively, the transition frame is arranged with a transition rack for the running gear of the massage movement to run, and the transition rack is located between the seat rack and the backrest rack; a seat side pressure strip, which is arranged on the seat frame to prevent the running wheel of the massage movement from jumping when passing through the junction of the seat frame and the transition frame; wherein the seat side pressure strip is configured to: slide with the seat frame in the extension direction of the seat rack, and be applied with a first elastic force so that it always has a sliding tendency toward the transition frame.

[0013] Preferably, the seat frame is provided with a first waist hole for rotationally engaging the transition frame, and a first positioning component for locating the rotationally engaging position of the seat frame and the transition frame is provided between the seat frame and the transition frame; and / or, the backrest frame is provided with a second waist hole for rotationally engaging the transition frame, and a second positioning component for locating the rotationally engaging position of the backrest frame and the transition frame is provided between the backrest frame and the transition frame.

[0014] The present application further provides a massage chair, comprising: a seat frame, on which a seat rack for the running gear of a massage movement is arranged; a back frame, on which a back rack for the running gear of the massage movement is arranged; a transition frame, which is located between the seat frame and the back frame, and rotates with both of them respectively, the transition frame is arranged with a transition rack for the running gear of the massage movement to run, and the transition rack is located between the seat rack and the back rack; a back pressure strip, which is arranged on the back frame to prevent the running wheel of the massage movement from jumping when passing through the junction of the back frame and the transition frame; wherein the back pressure strip is configured to: slide with the back frame in the extension direction of the back rack, and is applied with a second elastic force so that it always has a tendency to slide toward the transition frame.

[0015] Preferably, the seat frame is provided with a first waist hole for rotationally engaging the transition frame, and a first positioning component for locating the rotationally engaging position of the seat frame and the transition frame is provided between the seat frame and the transition frame; and / or, the backrest frame is provided with a second waist hole for rotationally engaging the transition frame, and a second positioning component for locating the rotationally engaging position of the backrest frame and the transition frame is provided between the backrest frame and the transition frame.

[0016] Due to the adoption of the above technical solution, the present invention has the following beneficial effects: 1. The massage chair of the present application, when the seat frame and the backrest frame rotate relative to the transition frame, so that the gap between the transition frame and the seat frame and the backrest frame becomes larger, the seat side pressure strip and the back side pressure strip can slide elastically under the action of elastic force, so that the gap between the transition frame and the seat frame and the backrest frame can be adaptively compensated, so that the massage movement can stably move at the intersection of the transition frame and the seat frame and the backrest frame; 2. The seat side pressure strip and the back side pressure strip are acted upon by the same elastic member, and the overall structure is relatively compact; 3. The present application adopts the design of the first waist hole and the second waist hole, which can facilitate the assembly of the transition frame with the seat frame and the backrest frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly introduced below. Obviously, the drawings in the following description only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0018] Figures 1 to 3 Schematic diagrams of the massage chair of the first embodiment are respectively depicted at different viewing angles; Figure 4 A diagram showing the change of the massage chair of the first embodiment from a sitting position to a lying position; Figure 5 A first exploded view of the massage chair of the first embodiment is shown; Figure 6 A second exploded view of the massage chair of the first embodiment is depicted; Figure 7 A third exploded view of the massage chair of the first embodiment is shown; Figure 8 An exploded view of the limiting mechanism of the massage chair of the first embodiment is shown; Fig. 9 A schematic diagram of a limiting mechanism of a massage chair according to a first embodiment is shown; Fig.10 and Fig.11 Schematic diagrams of the massage chair of the second embodiment are respectively depicted at different viewing angles; Fig.12 A first exploded view of a massage chair according to a second embodiment is shown; Fig.13 A second exploded view of the massage chair according to the second embodiment is shown.

[0019] Reference numerals: Base frame 1, seat frame 2, backrest frame 3, transition frame 4, supporting seat 4A, pivot seat 4B, connecting rod 4C, first pin 4D, second pin 4E, first driving mechanism 5, second driving mechanism 6, positioning mechanism 7, first positioning assembly 7A, second positioning assembly 7B, limiting mechanism 8, pivot rod T, seat rack P1, backrest rack P2, transition rack P3, first positioning rack M1, first positioning gear N1, second positioning rack M2, second positioning gear N2. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings. The components of the embodiments of the present invention described and shown in the accompanying drawings can be arranged and designed in various configurations. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] Some embodiments of the present invention are described in detail below in conjunction with the accompanying drawings. In the absence of conflict, the features of the following embodiments can be combined with each other.

[0022] [First embodiment] Combination Figures 1 to 9 In one embodiment, the massage chair of the present application includes a base frame 1, a seat frame 2, a backrest frame 3, a transition frame 4, a first drive mechanism 5, a second drive mechanism 6, a positioning mechanism 7, a limit mechanism 8, and a massage movement (not shown). The massage movement is, for example, an existing massage movement such as patent application CN202410281566.X, which includes a running wheel and a running gear. The massage movement is a common massage structure, which is not the main point of the present application and will not be described in detail. For ease of explanation, the X direction in the figure is the left-right direction, the Y direction is the front-back direction, and the Z direction is the up-down direction. The following will be further explained in conjunction with the figure.

[0023] The base frame 1 is used to support the seat frame 2 and the backrest frame 3, and arc-shaped guide rails 1A are arranged on the left and right sides of the base frame 1.

[0024] The seat frame 2 is used to support the user's buttocks and is movably arranged on the base frame 1. Specifically, rollers 2A that match the arc-shaped guide rail 1A are arranged on the left and right sides of the seat frame 2, and the rollers 2A are arranged in the arc-shaped guide rail 1A. The seat frame 2 is equipped with a seat rack P1 for the running gear of the massage movement to run. Figure 6 The seat frame 2 is provided with a first waist hole S1 for rotatably engaging the transition frame 4. It should be understood that the seat frame 2 is not limited to being movably mounted on the base frame 1, for example, the base frame 2 can be adjusted to be supported on the base frame 1 by a rocker mechanism.

[0025] The backrest frame 3 is used to support the user's back, and is provided with a backrest rack P2 for the running gear of the massage mechanism. In this embodiment, the backrest frame 3 is connected to the seat frame 2 through a pivot rod T, and the two ends of the pivot rod T are respectively rotated with the seat frame 2 and the backrest frame 3. Figure 6 The backrest frame 3 is provided with a second waist hole S2 for rotatably engaging the transition frame 4.

[0026] [Transition frame] The transition frame 4 is located between the seat frame 2 and the backrest frame 3, and is rotatably matched with both of them. The transition frame 4 is equipped with a transition rack P3 for the running gear of the massage mechanism to run, and the transition rack P3 is located between the seat rack P1 and the backrest rack P2. In this embodiment, the transition frame 4 includes a rack support seat 4A, a pivot seat 4B, a connecting rod 4C, a first pin 4D and a second pin 4E. The transition rack P3 is supported on the rack support seat 4A, the rack support seat 4A is arranged on the pivot seat 4B, the connecting rod 4C is arranged on the outer side of the pivot seat 4B along the left-right direction X, the first pin 4D and the second pin 4E extend along the left-right direction X, and the first pin 4D and the second pin 4E connect the rack support seat 4A, the pivot seat 4B and the connecting rod 4C. The first pin 4D passes through the first waist hole S1, so that the transition frame 4 is rotatably matched with the seat frame 2 through the first pin 4D. The second pin 4E passes through the second waist hole S2, so that the transition frame 4 rotates with the backrest frame 3 through the second pin 4E. Compared with the round hole, the design of the first waist hole S1 and the second waist hole S2 is adopted in the present application, which can facilitate the assembly of the transition frame 4 with the seat frame 2 and the backrest frame 3.

[0027] The first driving mechanism 5 is used to drive the seat frame 2 and the backrest frame 3 to move as a whole relative to the base frame 1. In this embodiment, the first driving mechanism 5 is installed between the base frame 1 and the seat frame 2. In this embodiment, the first driving mechanism 5 is a slider push rod, whose motor end is pivotally connected to the base frame 1 and whose slider end is pivotally connected to the seat frame 2. The first driving mechanism 5 can also be adjusted to a telescopic push rod.

[0028] The second driving mechanism 6 is used to drive the seat frame 2 and the backrest frame 3 to move relative to each other, and the second driving mechanism 6 is installed between the seat frame 2 and the backrest frame 3. In this embodiment, the second driving mechanism 6 is a telescopic push rod, whose motor end is pivotally connected to the seat frame 2, and whose telescopic rod end is pivotally connected to the backrest frame 3. When the telescopic rod end is extended or retracted, the backrest frame 3 is driven to move relative to the seat frame 2.

[0029] [Positioning mechanism] The positioning mechanism 7 is used to position the transition frame 4 and the seat frame 2 and the backrest frame 3 so as to calibrate the installation position of the transition frame 4. At the same time, the positioning mechanism 7 can also maintain the engagement state of the transition rack P3 with the seat rack P1 and the backrest rack P2, so that the running gear of the massage movement can always pass between the seat rack P1, the backrest rack P2 and the transition rack P3. Figure 5In this embodiment, the positioning mechanism 7 includes a first positioning component 7A and a second positioning component 7B. The first positioning component 7A is located between the seat frame 2 and the transition frame 4, and is used to locate the rotational engagement position of the two. The second positioning component 7B is located between the backrest frame 3 and the transition frame 4, and is used to locate the rotational engagement position of the two. The first positioning component 7A includes a first positioning rack M1 and a first positioning gear N1. The first positioning gear N1 is sleeved on the first pin shaft 4D and clamped between the pivot seat 4B and the connecting rod 4C. The first positioning rack M1 is located on the outside of the seat rack P1 and the transition rack P3 in the left-right direction X and corresponds to the positions of the two. The first positioning gear N1 is arranged on the transition frame 4 and meshes with the first positioning rack M1. The second positioning assembly 7B includes a second positioning rack M2 and a second positioning gear N2. The second positioning gear N2 is sleeved on the second pin shaft 4E and clamped between the pivot seat 4B and the connecting rod 4C. The second positioning rack M2 is located outside the backrest rack P2 and the transition rack P3 in the left-right direction X and corresponds to the positions of the two. The second positioning gear N2 is arranged on the transition frame 4 and meshes with the second positioning rack M2. The parameters of the first positioning rack M1 correspond to the parameters of the seat rack P1 and the transition rack P3, the parameters of the second positioning rack M2 correspond to the parameters of the backrest rack P2 and the transition rack P3, and the first positioning gear N1 and the second positioning gear N2 correspond to the parameters of the running gear of the massage movement.

[0030] [Limiting mechanism] The limiting mechanism 8 is used to prevent the running wheels of the massage mechanism from jumping when passing through the intersection of the seat frame 2 and the transition frame 4, and the intersection of the backrest frame 3 and the transition frame 4. Specifically, in this embodiment, the limiting mechanism 8 includes a seat side pressure strip 8A, a back side pressure strip 8B and an elastic member 8C.

[0031] The seat side pressure strip 8A is arranged on the seat frame 2 to prevent the running wheel of the massage movement passing through the junction of the seat frame 2 and the transition frame 4 from jumping. Figure 8 and Fig. 9 The seat side pressure strip 8A has a seat side slide groove 8A1, and a seat side limit piece Q1 is provided on the seat side pressure strip 8A. The seat side limit piece Q1 is slidably matched with the seat side slide groove 8A1. Through the above method, the seat side pressure strip 8A is slidably matched with the seat frame 2 in the extension direction L1 of the seat rack P1.

[0032] The back pressure strip 8B is arranged on the backrest frame 3 to prevent the running wheel of the massage movement passing through the junction of the backrest frame 3 and the transition frame 4 from jumping. Figure 8 and Fig. 9 The back pressure strip 8B has a back slide groove 8B1, and a back limiter Q2 is provided on the back pressure strip 8B. The back limiter Q2 is slidably matched with the back slide groove 8B1. Through the above method, the back pressure strip 8B is slidably matched with the back frame 3 in the extension direction L2 of the back rack P2.

[0033] The elastic member 8C is disposed between the seat side pressure strip 8A and the back side pressure strip 8B, and applies a first elastic force to the seat side pressure strip 8A and a second elastic force to the back side pressure strip 8B. The first elastic force makes the seat side pressure strip 8A always have a sliding tendency toward the transition frame 4, and the second elastic force makes the back side pressure strip 8B always have a sliding tendency toward the transition frame 4. When the seat frame 2 and the backrest frame 3 rotate relative to the transition frame 4, so that the gap between the transition frame 4 and the seat frame 2 and the backrest frame 3 increases, the seat side pressure strip 8A and the back side pressure strip 8B can slide elastically under the action of the elastic force, so that they can adaptively compensate for the gap after the transition frame 4 changes and the seat frame 2 and the backrest frame 3, so that the massage movement can stably move at the intersection of the transition frame 4 and the seat frame 2 and the backrest frame 3. In this embodiment, the elastic member 8C is a spring.

[0034] The above is a detailed description of the massage chair of the first embodiment of the present application. It should be understood that the present application may also have other variant designs.

[0035] [Second embodiment] In the first embodiment, the seat frame 2 is movably arranged on the base frame 1, the first driving mechanism 5 is installed between the base frame 1 and the seat frame 2, and the second driving mechanism 6 drives the backrest frame 3 to rotate relative to the seat frame 2. Different from the above configuration of the first embodiment, Figures 10 to 13 In the second embodiment, the backrest frame 3 is movably arranged on the base frame 1 (the left and right sides of the backrest frame 3 are provided with rollers that match the base frame 1), and the first driving mechanism 5 is installed between the base frame 1 and the backrest frame 3. The first driving mechanism 5 is a slider push rod, whose motor end is pivotally connected to the base frame 1, and whose slider end is pivotally connected to the backrest frame 3. The first driving mechanism 5 can also be adjusted to a telescopic push rod. In the second embodiment, the second driving mechanism 6 drives the seat frame 2 to move relative to the backrest frame 3. The second driving mechanism 6 is a telescopic push rod, whose motor end is pivotally connected to the backrest frame 3, and whose telescopic rod end is pivotally connected to the seat frame 2. When the telescopic rod end is extended and retracted, the seat frame 2 is driven to move relative to the backrest frame 3. It should be understood that the backrest frame 3 is not limited to being movably installed on the base frame 1. For example, it can be adjusted to support the backrest frame 3 on the base frame 1 through a rocker mechanism. In the second embodiment, other features not mentioned can be the same as those in the first embodiment and will not be repeated.

[0036] [Third embodiment] In the first embodiment, the seat side pressure strip 8A and the back side pressure strip 8B are acted upon by the same elastic member 8C and are elastically acted upon. In the third embodiment, two elastic members may be designed to respectively act upon the seat side pressure strip 8A and the back side pressure strip 8B. One elastic member may be disposed between the seat side pressure strip 8A and the transition frame 4, and the other elastic member may be disposed between the back side pressure strip 8B and the transition frame 4. In the third embodiment, other features not mentioned may be the same as those of the first or second embodiment and will not be described in detail.

[0037] [Fourth embodiment] Unlike the first embodiment which includes both the seat side molding 8A and the back side molding 8B, in the fourth embodiment, only the seat side molding 8A may be included. That is, the present application further provides a massage chair, comprising: a seat frame 2, on which a seat rack P1 for the running gear of the massage movement is arranged; a back frame 3, on which a back rack P2 for the running gear of the massage movement is arranged; a transition frame 4, on which a transition rack P3 for the running gear of the massage movement is arranged, the transition frame 4 is located between the seat frame 2 and the back frame 3, and rotates with both of them respectively, and the transition rack P3 is located between the seat rack P1 and the back rack P2; a seat side pressure strip 8A, which is arranged on the seat frame 2, for preventing the running wheel of the massage movement passing through the junction of the seat frame 2 and the transition frame 4 from bouncing; wherein the seat side pressure strip 8A is configured to: slide with the seat frame 2 in the extension direction L1 of the seat rack P1, and be applied with a first elastic force so that it always has a sliding tendency toward the transition frame 4. The elastic member for applying the first elastic force to the seat side pressure strip 8A may be disposed between the seat side pressure strip 8A and the transition frame 4. Other features not mentioned in the fourth embodiment may be the same as those in the first or second embodiment and will not be described in detail.

[0038] [Fifth embodiment] Unlike the first embodiment which includes both the seat side molding 8A and the back side molding 8B, in the fifth embodiment, only the back side molding 8B may be included. That is, the present application further provides a massage chair, comprising: a seat frame 2, on which a seat rack P1 for the running gear of the massage movement is arranged; a back frame 3, on which a back rack P2 for the running gear of the massage movement is arranged; a transition frame 4, which is located between the seat frame 2 and the back frame 3, and rotates with both of them respectively, the transition frame 4 is arranged with a transition rack P3 for the running gear of the massage movement to run, and the transition rack P3 is located between the seat rack P1 and the back rack P2; a back pressure strip 8B, which is arranged on the back frame 3, to prevent the running wheel of the massage movement from jumping when passing through the junction of the back frame 3 and the transition frame 4; wherein the back pressure strip 8B is configured to: slide with the back frame 3 in the extension direction L2 of the back rack P2, and be applied with a second elastic force so that it always has a sliding tendency toward the transition frame 4. The elastic member for applying the second elastic force to the back pressure strip 8B may be disposed between the back pressure strip 8B and the transition frame 4. Other features not mentioned in the fifth embodiment may be the same as those in the first or second embodiment and will not be described in detail.

[0039] [Sixth embodiment] Based on the first embodiment, one of the seat side pressure strip 8A and the back side pressure strip 8B can be set to be able to slide elastically. Other features not mentioned in the sixth embodiment can be the same as those in the first or second embodiment and will not be repeated.

[0040] [Seventh embodiment] Based on the first embodiment, it can be adjusted to have only one waist hole and one positioning component.

[0041] [Other Notes] It should be understood that in the aforementioned embodiment, the seat frame has a first waist hole, and the backrest frame has a second waist hole, which can facilitate the assembly of the transition frame with the seat frame and the backrest frame. At the same time, the first positioning component and the second positioning component can facilitate the positioning of the rotational engagement position of the transition frame, which can play a role in calibrating the installation position of the transition frame. The aforementioned design concept can also be applied to the massage chair alone, and does not require the application together with the aforementioned seat side pressure strips and back side pressure strips. To this end, the present application further protects a massage chair, comprising: a seat frame, on which a seat rack is arranged; a backrest frame, on which a backrest rack is arranged; a transition frame, which is located between the seat frame and the backrest frame and rotates with both of them respectively, the transition frame is equipped with a transition rack for the running gear of the massage movement to travel, and the transition rack is located between the seat rack and the backrest rack; the seat frame is provided with a first waist hole for rotationally engaging the transition frame, and a first positioning component is provided between the seat frame and the transition frame to locate the rotational engagement position of the two; and / or, the backrest frame is provided with a second waist hole for rotationally engaging the transition frame, and a second positioning component is provided between the backrest frame and the transition frame to locate the rotational engagement position of the two. Preferably, the first positioning component includes a first positioning rack and a first positioning gear, the first positioning rack is located outside the seat rack and the transition rack in the left-right direction and corresponds to the positions of the two, and the first positioning gear is arranged on the transition frame and meshes with the first positioning rack. Preferably, the second positioning assembly includes a second positioning rack and a second positioning gear, the second positioning rack is located outside the backrest rack and the transition rack in the left-right direction and corresponds to the positions of the two, and the second positioning gear is arranged on the transition frame and meshes with the second positioning rack. Preferably, the seat frame is movably arranged on the base frame, and a first driving mechanism for driving the seat frame and the backrest frame to move relative to the base frame as a whole is arranged therebetween. Preferably, the backrest frame is movably arranged on the base frame, and a first driving mechanism for driving the seat frame and the backrest frame to move relative to the base frame as a whole is arranged therebetween. Preferably, a second driving mechanism for driving the two to move relative to each other is arranged between the seat frame and the backrest frame. Preferably, the backrest frame is connected to the seat frame through a pivot rod, and the two ends of the pivot rod are respectively rotatably matched with the seat frame and the backrest frame, and a second driving mechanism for driving the backrest frame to move relative to the seat frame is arranged between the seat frame and the backrest frame.

[0042] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed by the present invention should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A massage chair, comprising: A seat frame (2) is provided with a seat rack (P1) for the running gear of the massage movement to run; A backrest frame (3) is provided with a backrest rack (P2) for the running gear of the massage mechanism to run; A transition frame (4) is located between the seat frame (2) and the backrest frame (3) and is rotatably matched with the two frames respectively. The transition frame (4) is provided with a transition rack (P3) for the running gear of the massage movement to run. The transition rack (P3) is located between the seat rack (P1) and the backrest rack (P2); A seat side pressure strip (8A) is arranged on the seat frame (2) and is used to prevent the running wheel of the massage movement passing through the junction of the seat frame (2) and the transition frame (4) from jumping; A back pressure strip (8B) is arranged on the backrest frame (3) to prevent the running wheel of the massage mechanism passing through the junction of the backrest frame (3) and the transition frame (4) from bouncing; It is characterized in that in, The seat side pressure strip (8A) is configured to: slide with the seat frame (2) in the extension direction (L1) of the seat portion rack (P1), and is subjected to a first elastic force that always causes it to slide toward the transition frame (4); and / or, The back pressure strip (8B) is configured to slide with the backrest frame (3) in the extension direction (L2) of the backrest rack (P2), and is subjected to a second elastic force that always causes it to slide toward the transition frame (4).

2. The massage chair according to claim 1, characterized in that: An elastic member (8C) is provided between the seat side pressure strip (8A) and the back side pressure strip (8B), and the elastic member (8C) applies the first elastic force to the seat side pressure strip (8A) and applies the second elastic force to the back side pressure strip (8B).

3. The massage chair according to claim 1, characterized in that: The seat frame (2) is provided with a first waist hole (S1) for rotationally engaging the transition frame (4), and a first positioning component (7A) is provided between the seat frame (2) and the transition frame (4) for locating the rotationally engaging position of the two; and / or, the backrest frame (3) is provided with a second waist hole (S2) for rotationally engaging the transition frame (4), and a second positioning component (7B) is provided between the backrest frame (3) and the transition frame (4) for locating the rotationally engaging position of the two.

4. The massage chair according to claim 3, characterized in that: The first positioning assembly (7A) comprises a first positioning rack (M1) and a first positioning gear (N1); the first positioning rack (M1) is located outside the seat rack (P1) and the transition rack (P3) in the left-right direction and corresponds to the positions of the two; the first positioning gear (N1) is arranged on the transition frame (4) and meshes with the first positioning rack (M1).

5. The massage chair according to claim 3, characterized in that: The second positioning assembly (7B) comprises a second positioning rack (M2) and a second positioning gear (N2); the second positioning rack (M2) is located outside the backrest rack (P2) and the transition rack (P3) in the left-right direction and corresponds to the positions of the two; the second positioning gear (N2) is arranged on the transition frame (4) and meshes with the second positioning rack (M2).

6. The massage chair according to claim 1, characterized in that: The seat frame (2) or the backrest frame (3) is movably mounted on the base frame (1), and a first driving mechanism (5) is provided between the seat frame (2) or the backrest frame (3) movably mounted on the base frame (1) and the base frame (1) for driving the seat frame (2) and the backrest frame (3) to move as a whole relative to the base frame (1); and a second driving mechanism (6) is provided between the seat frame (2) and the backrest frame (3) for driving the two to move relative to each other.

7. A massage chair, comprising: A seat frame (2) is provided with a seat rack (P1) for the running gear of the massage movement to run; A backrest frame (3) is provided with a backrest rack (P2) for the running gear of the massage mechanism to run; A transition frame (4) is located between the seat frame (2) and the backrest frame (3) and is rotatably matched with the two frames respectively. The transition frame (4) is provided with a transition rack (P3) for the running gear of the massage movement to run. The transition rack (P3) is located between the seat rack (P1) and the backrest rack (P2); A seat side pressure strip (8A) is arranged on the seat frame (2) and is used to prevent the running wheel of the massage movement passing through the junction of the seat frame (2) and the transition frame (4) from jumping; It is characterized in that in, The seat side pressure strip (8A) is configured to be slidably matched with the seat frame (2) in the extension direction (L1) of the seat portion rack (P1), and is subjected to a first elastic force so that it always has a sliding tendency toward the transition frame (4).

8. The massage chair according to claim 7, characterized in that: The seat frame (2) is provided with a first waist hole (S1) for rotationally engaging the transition frame (4), and a first positioning component (7A) is provided between the seat frame (2) and the transition frame (4) for locating the rotationally engaging position of the two; and / or, the backrest frame (3) is provided with a second waist hole (S2) for rotationally engaging the transition frame (4), and a second positioning component (7B) is provided between the backrest frame (3) and the transition frame (4) for locating the rotationally engaging position of the two.

9. A massage chair, comprising: A seat frame (2) is provided with a seat rack (P1) for the running gear of the massage movement to run; A backrest frame (3) is provided with a backrest rack (P2) for the running gear of the massage mechanism to run; A transition frame (4) is located between the seat frame (2) and the backrest frame (3) and is rotatably matched with the two frames respectively. The transition frame (4) is provided with a transition rack (P3) for the running gear of the massage movement to run. The transition rack (P3) is located between the seat rack (P1) and the backrest rack (P2); A back pressure strip (8B) is arranged on the backrest frame (3) to prevent the running wheel of the massage mechanism passing through the junction of the backrest frame (3) and the transition frame (4) from bouncing; It is characterized in that in, The back pressure strip (8B) is configured to slide with the backrest frame (3) in the extension direction (L2) of the backrest rack (P2), and is subjected to a second elastic force that always causes it to slide toward the transition frame (4).

10. The massage chair according to claim 9, characterized in that: The seat frame (2) is provided with a first waist hole (S1) for rotationally engaging the transition frame (4), and a first positioning component (7A) is provided between the seat frame (2) and the transition frame (4) for locating the rotationally engaging position of the two; and / or, the backrest frame (3) is provided with a second waist hole (S2) for rotationally engaging the transition frame (4), and a second positioning component (7B) is provided between the backrest frame (3) and the transition frame (4) for locating the rotationally engaging position of the two.

Images