Guide rails and massage chair frame structure

Abstract

To provide a guide rail and a massage chair frame structure.SOLUTION: A guide rail and a massage chair frame comprise a backrest guide rail, a seating face guide rail, and a flexible guide rail assembly member. One end of the flexible guide rail assembly member is connected with the backrest guide rail, and the other end is connected with the seating face guide rail. The flexible guide rail assembly member includes multiple flexible rail modules arranged along a guide rail extending path. A gap is provided between two adjacent flexible rail modules, and the two adjacent flexible modules are connected via a hinge. A rotation axial line of the hinge is perpendicular to the guide rail extending path. A width of the gap is adjusted by rotation of the flexible rail modules to bend the flexible guide rail assembly member and change an included angle between the backrest guide rail and the seating face guide rail.SELECTED DRAWING: Figure 1

Description

[Technical field]

[0001] The present invention relates to the field of massage chairs, and more particularly to a guide rail and massage chair frame structure. [Background technology]

[0002] In the conventional massage chair frame structure, a rigid transition guide rail is usually installed between the backrest guide rail and the seat guide rail, which creates a large gap when the backrest guide rail and the seat guide rail are rotated and adjusted, so the guide rail rack is installed separately, and the massage mechanism can only pass through the transition guide rail smoothly when the backrest guide rail and the seat guide rail are at a certain angle. Summary of the Invention [Problem to be solved by the invention]

[0003] However, in the above-mentioned conventional guide rail technology, due to the limitations of the guide rail technology, if the opening angle of the backrest guide rail and the seat guide rail is too large, the massage mechanism will jump when passing through the connection point between the transition guide rail and the backrest guide rail and the connection point between the transition guide rail and the seat guide rail, and the movement will be too fast, causing the structure to collide and generate abnormal noise. In addition, the massage chair frame structure according to the conventional technology cannot make the seat and backrest of the massage chair horizontal, that is, the included angle between the backrest and the seat cannot be 180°, which has a detrimental effect on the function and effect of the massage chair.

[0004] Therefore, the inventors believed that the above-mentioned drawbacks could be improved, and as a result of extensive research, they came to propose the present invention, which rationally and effectively improves the problems.

[0005] The present invention was made in consideration of the above-mentioned problems and through intensive research by the inventors. The purpose of the present invention is to provide a guide rail and massage chair frame structure that improves the guide rail structure to make the included angle between the backrest and seat of the massage chair frame 180° and allows the massage mechanism to move smoothly. [Means for solving the problem]

[0006] That is, the aspects of the present invention for achieving the above object are as follows. In order to solve the above problems, the present invention employs the following means. A guide rail according to one aspect of the present invention is attached to a massage chair frame and includes a backrest guide rail, a seat guide rail, and a flexible guide rail assembly member, the backrest guide rail being attached to the massage chair frame and arranged along a guide rail extension path. One end of the flexible guide rail assembly member is connected to the backrest guide rail, and the other end is connected to the seat guide rail. The flexible guide rail assembly member includes a plurality of flexible rail modules arranged along the guide rail extension path. A gap is provided between adjacent flexible rail modules, and the adjacent flexible rail modules are connected via hinges. The rotation axis of the hinge is perpendicular to the guide rail extension path, and the flexible rail module rotates to adjust the size of the gap, curve the flexible guide rail assembly member, and change the included angle between the backrest guide rail and the seat guide rail.

[0007] In a more preferred embodiment, the flexible guide rail assembly is provided with a connecting rod hinge, the connecting rod hinge including a plurality of connecting rods arranged along the guide rail extension path and a connecting rod rotation assembly member connecting ends of adjacent connecting rods, the rotation axis of the connecting rod rotation assembly member being parallel to the rotation axis of the hinge. teethThe flexible rail module and The connecting rod rotating assembly includes a first rotating member and a second rotating member alternately arranged along the extending direction, the first rotating member is slidably installed in the corresponding flexible rail module, and the sliding direction is perpendicular to the guide rail extending path.

[0008] In a more preferred embodiment, the flexible rail module includes a first flexible rail module and a second flexible rail module that are alternately arranged along the extension direction. Ruko Connecting rod hinge , two for each of the guide rails Has 1 t The first rotating member of the connecting rod hinge is slidably mounted on the first flexible rail module, and the other t The first rotating member of the connecting rod hinge is slidably mounted to each of the second flexible rail modules.

[0009] In a more preferred embodiment, the connecting rod hinge is For each of the guide rails 2 t and are arranged symmetrically with respect to the guide rail extension path.

[0010] In a more preferred embodiment, the flexible rail module corresponding to the first rotating member has a receiving slot perpendicular to the guide rail extension path, and two slide blocks located on both sides of the guide rail extension path are installed in the receiving slot, and the two slide blocks are respectively connected to the first rotating member.

[0011] In a more preferred embodiment, the flexible rail module corresponding to the first rotating member has a first receiving slot and a second receiving slot each perpendicular to the guide rail extension path. Become There are. 1 The above connecting rod hingeThe first rotating member is connected to the first receiving slot via a first slide block, and the other The above connecting rod hinge The first rotating member is coupled to the second receiving slot via a second slide block.

[0012] In a more preferred embodiment, the seat back guide rail, the flexible guide rail assembly, and the seat guide rail are further provided with a rack, the tooth surface of the rack being parallel to the axis of the hinge. Each of the flexible rail modules is provided with a plurality of teeth corresponding thereto.

[0013] In a more preferred embodiment, the flexible rail module is a U-shaped channel, the hinge is installed in the middle of the U-shaped channel, the rack is installed on one side wall of the U-shaped channel, and a transition connector is installed on the other side wall of the U-shaped channel, which is used to connect adjacent U-shaped channels.

[0014] In a more preferred embodiment, a backrest connector and a seat connector are hinged to the flexible rail modules at both ends of the flexible guide rail assembly, the backrest connector is connected to the backrest guide rail, and the seat connector is connected to the seat guide rail. One end of the connecting rod hinge is hinged to the backrest connector via a connecting rod, and the other end is hinged to the seat connector via a connecting rod.

[0015] In order to achieve the above object, the present invention provides a massage chair frame structure, the massage chair frame having at least one of the above-mentioned guide rails, and a massage mechanism that moves along the guide rail extension path is installed on the guide rail. Effect of the Invention

[0016] The present invention is configured as described above and therefore provides the effects described below. The guide rail according to the present invention is attached to the massage chair frame and includes a backrest guide rail arranged along a guide rail extension path, a seat guide rail, and a flexible guide rail assembly. In an embodiment of the present invention, the backrest guide rail and the seat guide rail are connected by the flexible guide rail assembly, thereby realizing a flexible connection between the backrest guide rail and the seat guide rail. The flexible guide rail assembly according to the embodiment of the present invention includes a plurality of flexible rail modules arranged along the guide rail extension path, and a gap is provided between adjacent flexible rail modules, so that the adjacent flexible rail modules are connected by rotating hinges, and the adjacent flexible rail modules rotate within the range of the provided gap, so that the flexible guide rail assembly can be curved, and the included angle between the backrest guide rail and the seat guide rail can be changed.

[0017] The massage chair frame structure according to the present invention includes the above-mentioned guide rail, and the massage mechanism is installed on the guide rail. The present invention improves the guide rail structure to make the included angle between the back guide rail and the seat guide rail of the massage chair frame 180°, that is, the massage chair frame can be made horizontal, and the application range of the massage chair is expanded. In addition, the embodiment of the present invention connects the flexible guide rail assembly member, so that the massage mechanism can move smoothly when passing through the connection point with the back guide rail or the seat guide rail, and no obvious jumping or abnormal sound is generated. In this way, the embodiment of the present invention improves the quality of the massage chair.

[0018] Other objects, configurations and effects of the present invention will become apparent from the following detailed description of the preferred embodiments of the present invention. [Brief description of the drawings]

[0019] [Figure 1]FIG. 2 is a schematic diagram showing a guide rail according to one embodiment of the present invention; [Diagram 2] FIG. 2 is a schematic diagram showing the configuration of a guide rail according to one embodiment of the present invention; [Diagram 3] FIG. 3 is a schematic diagram showing the configuration of a guide rail according to one embodiment of the present invention. [Figure 4] FIG. 4 is a schematic diagram showing the configuration of a guide rail according to one embodiment of the present invention. [Diagram 5] FIG. 5 is a schematic diagram showing the configuration of a guide rail according to one embodiment of the present invention. [Figure 6] FIG. 6 is a schematic diagram showing the configuration of a guide rail according to one embodiment of the present invention. [Figure 7] FIG. 7 is a schematic diagram showing the configuration of a guide rail according to one embodiment of the present invention. [Figure 8] FIG. 8 is a schematic diagram showing the configuration of a guide rail according to one embodiment of the present invention. [Figure 9] FIG. 9 is a schematic diagram showing the configuration of a guide rail according to one embodiment of the present invention. [Figure 10] FIG. 11 is a schematic diagram (X) showing a guide rail according to one embodiment of the present invention. [Figure 11] FIG. 11 is a schematic diagram showing a guide rail according to one embodiment of the present invention; [Figure 12] FIG. 12 is a schematic diagram showing a guide rail according to one embodiment of the present invention. [Figure 13] FIG. 13 is a schematic diagram showing a guide rail according to one embodiment of the present invention. [Figure 14] FIG. 14 is a schematic diagram showing a guide rail according to one embodiment of the present invention; [Figure 15] FIG. 15 is a schematic diagram showing the configuration of a guide rail according to one embodiment of the present invention. [Figure 16] FIG. 16 is a schematic diagram showing a guide rail according to one embodiment of the present invention. [Figure 17] FIG. 17 is a schematic diagram showing a guide rail according to one embodiment of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0020] The present invention will be described below through the embodiments of the invention, but the following embodiments do not limit the invention according to the claims. In addition, not all of the combinations of features described in the embodiments are necessarily essential to the solution of the invention. It should be noted that similar symbols and letters are shown as similar items in the following attached drawings. Therefore, if an item is defined in one attached drawing, it does not need to be further defined and explained in the subsequent attached drawings. In addition, the terms "first", "second", "third", etc. are used for the purpose of distinction and explanation, and do not indicate or imply relative importance.

[0021] In addition, it should be noted that in this specification, unless otherwise clearly specified and limited, the terms "installation", "mounting", "communication" and "connection" are to be understood in a broad sense. For example, they may be fixedly connected, detachably connected, or integrally connected. They may be mechanically connected or electrically connected. They may be directly connected, indirectly connected via an intermediate medium, or internally connected between two members. A person of ordinary skill in the art can understand the specific meaning of the above terms of the present invention in a specific situation.

[0022] The guide rail 10 (see Figs. 1, 2 and 3) according to the present invention is attached to the massage chair frame 20 and includes a backrest guide rail 100 arranged along a guide rail extension path, a seat guide rail 101 and a flexible guide rail assembly member 102. One end of the flexible guide rail assembly member 102 is connected to the backrest guide rail 100 and the other end is connected to the seat guide rail 101. The flexible guide rail assembly member 102 includes a plurality of flexible rail modules 103 arranged along the guide rail extension path. As shown in Figs. 4, 5 and 6, a gap 104 is provided between adjacent flexible rail modules 103, and adjacent flexible rail modules 103 are connected via hinges 105. The rotation axis of the hinge 105 is perpendicular to the guide rail extension path, and the flexible rail module 103 rotates to adjust the size of the gap 104, curve the flexible guide rail assembly member 102, and modify the included angle between the backrest guide rail 100 and the seat guide rail 101.

[0023] Incidentally, by providing a gap 104 between adjacent flexible rail modules 103, the adjacent flexible rail modules 103 can rotate at an angle A by the hinge 105. The curved angle of the flexible guide rail assembly 102 is the sum of a plurality of angles A. A person skilled in the art can set the size of the gap 104 as needed, that is, the size of the angle A of the adjacent flexible rail modules 103 can be set by the position limiting structure. As an example, when the included angle between the seat guide rail 101 and the back guide rail 100 is 180°, the flexible guide rail assembly 102 is horizontally installed, and the gap 104 is installed on the upper side of the adjacent flexible rail module 103, and the lower side of the adjacent flexible rail module 103 is in contact with the gap 104. When the flexible guide rail assembly 102 is curved upward to the maximum angle, the gap 104 is provided on the lower side of the adjacent flexible rail module 103, and the upper side of the adjacent flexible rail module 103 is in contact with the gap 104. Moreover, a person skilled in the art can set the quantity of the flexible rail modules 103 and the maximum rotation angle between adjacent flexible rail modules 103 as required.

[0024] The guide rail 10 according to the present invention is attached to the massage chair frame 20 and includes a backrest guide rail 100, a seat guide rail 101, and a flexible guide rail assembly member 102, which are arranged along the guide rail extension path. In the embodiment of the present invention, the backrest guide rail 100 and the seat guide rail 101 are connected by the flexible guide rail assembly member 102, thereby realizing a flexible connection between the backrest guide rail 100 and the seat guide rail 101. The flexible guide rail assembly member 102 according to the embodiment of the present invention includes a plurality of flexible rail modules 103 arranged along the guide rail extension path, and a gap 104 is provided between adjacent flexible rail modules 103, so that the adjacent flexible rail modules 103 are connected to each other by a hinge 105 so as to rotate within the range of the gap 104 in which the adjacent flexible rail modules 103 are provided, thereby making the flexible guide rail assembly member 102 bendable, and the included angle between the backrest guide rail 100 and the seat guide rail 101 is changed. In an embodiment of the present invention, the flexible guide rail assembly member 102 is connected so that the massage mechanism 119 can move smoothly when passing through the connection point with the backrest guide rail 100 or the seat guide rail 101, without generating obvious jumps or abnormal noises.

[0025] As shown in Fig. 7, in a more preferred embodiment, the flexible guide rail assembly 102 is provided with a connecting rod hinge 106, which includes a plurality of connecting rods 107 arranged along the guide rail extension path, and a connecting rod rotating assembly 108 connecting the ends of adjacent connecting rods 107. The rotation axis of the connecting rod rotating assembly 108 is parallel to the rotation axis of the hinge 105. The connecting rod rotating assembly 108 teeth Flexible Rail Module 103 andThe connecting rod rotating assembly 108 includes a first rotating member 109 and a second rotating member 110 arranged alternately along the extension direction, and the first rotating member 109 is slidably installed on the corresponding flexible rail module 103, and the sliding direction is perpendicular to the guide rail extension path.

[0026] 13 and 14 are schematic diagrams showing a flexible rail module 103 according to one embodiment of the present invention.

[0027] FIG. 15 is a schematic diagram showing the inner surface of a flexible guide rail assembly 102 according to one embodiment of the present invention.

[0028] FIG. 16 is a schematic diagram showing a horizontal arrangement of a flexible guide rail assembly 102 according to one embodiment of the present invention.

[0029] FIG. 17 is a schematic diagram showing bending of a flexible guide rail assembly 102 according to one embodiment of the present invention.

[0030] Furthermore, in the embodiment of the present invention, the strength of the flexible guide rail assembly 102 in the guide rail extension path is increased by installing the connecting rod hinge 106 (see FIG. 7). In the embodiment of the present invention, the first rotating member 109 is installed so that one end of the connecting rod 107 can slide in a direction perpendicular to the guide rail extension path. When the flexible guide rail assembly 102 curves, the angle A between the adjacent flexible rail modules 103 becomes the same because the connecting rod 107 is installed, and the flexible rail modules 103 rotate uniformly.

[0031] As shown in FIG. 8, in a more preferred embodiment, the flexible rail module 103 includes a first flexible rail module 111 and a second flexible rail module 112 that are alternately arranged along the extension direction. Ruko Connecting Rod Hinge 106 , 2 for every 10 guide rails Has 1 t The first rotating member 109 of the connecting rod hinge 106 is slidably mounted on the first flexible rail module 111 and the other t The first rotating member 109 of the connecting rod hinge 106 is slidably mounted to the second flexible rail module 112 .

[0032] The embodiment of the present invention provides a specific installation manner of the flexible guide rail assembly member 102 and the connecting rod hinge 106. By installing two connecting rod hinges 106, the flexible rail member can reliably connect the backrest guide rail 100 and the seat guide rail 101. t The first rotating member 109 of the connecting rod hinge 106 is slidably mounted on the first flexible rail module 111 and the other t The first rotating member 109 of the connecting rod hinge 106 is slidably mounted on the second flexible rail module 112. The first flexible rail module 111 and the second flexible rail module 112 are alternately arranged to form a two-way flexible rail module. t The sliding is realized by shifting the position of the connecting rod hinge 106, and the flexible guide rail assembly 102 is curved uniformly.

[0033] As shown in FIG. 9, in a more preferred embodiment, the connecting rod hinge 106 is For every 10 guide rails 2 t and is symmetrically installed on the guide rail extension path. In the example, the flexible rail module 103 corresponding to the first rotating member 109 has a receiving slot 113 perpendicular to the guide rail extension path, and the receiving slot 113 is provided with two slide blocks located on both sides of the guide rail extension path, and the two slide blocks are respectively connected to the two first rotating members 109.

[0034] 9 and 10, one receiving slot 113 may be provided intersecting the guide rail extension path, or two receiving slots, specifically a first receiving slot 113a and a second receiving slot 113b, may be provided on both sides of the guide rail extension path. The purpose of providing the receiving slots 113 is to allow the connecting rods 107, which are symmetrical with respect to the guide rail extension path, to be slidable in opposition to each other.

[0035] As illustrated in FIG. 10, the connecting rod hinge 106 is For every 10 guide rails 2 t The flexible rail module 103 corresponding to the first rotating member 109 is provided with a first receiving slot 113a and a second receiving slot 113b which are perpendicular to the guide rail extension path. Become There are. 1 106 Connecting Rod Hinge The first rotating member 109 is connected to the first receiving slot 113a via the first slide block, and the other 106 Connecting Rod Hinge The first rotating member 109 is connected to the second receiving slot 113b through the second slide block. Different from the above-mentioned embodiment, the embodiment of the present invention has two receiving slots 113 arranged in one flexible rail module 103 so as to be offset from each other along the guide rail extension path, so that two t The sliding is achieved by shifting the position of the connecting rod hinge 106.

[0036] As shown in FIG. 3, in a more preferred embodiment, the seat back guide rail 100, the flexible guide rail assembly 102, and the seat guide rail 101 are further provided with a rack 114, and the tooth surface of the rack 114 is parallel to the axis of the hinge 105. Each of the flexible rail modules 103 is provided with a corresponding number of teeth. Furthermore, the embodiment of the present invention specifically discloses the rack 114 provided on the guide rail 10, and the rack 114 according to the embodiment of the present invention is arranged along the guide rail extension path. It should be noted that each of the flexible rail modules 103 according to the embodiment of the present invention corresponds to the teeth of a plurality of racks 114. In order to meet the requirement of curving the flexible guide rail assembly 102, the above-mentioned installation reduces the number of flexible rail modules 103 installed, thereby reducing the cost and simplifying the structure.

[0037] 11, the flexible rail module 103 is illustrated as a U-shaped channel 115, the hinge 105 is installed in the middle of the U-shaped channel 115, and the rack 114 is installed on one side wall of the U-shaped channel 115. A transition connector 116 is installed on the other side wall of the U-shaped channel 115, and the transition connector 116 is used to connect adjacent U-shaped channels 115.

[0038] In a more preferred embodiment, a back connector 117 and a seat connector 118 are hinged to the flexible rail modules 103 at both ends of the flexible guide rail assembly 102, respectively, with the back connector 117 connected to the back guide rail 100 and the seat connector 118 connected to the seat guide rail 101 (see FIG. 12). One end of the connecting rod hinge 106 is hinged to the back connector 117 via the connecting rod 107, and the other end is hinged to the seat connector 118 via the connecting rod 107.

[0039] In addition, the massage chair frame structure 1 according to the present invention includes the above-mentioned guide rail 10, and a massage mechanism 119 that moves along the guide rail extension path is installed on the guide rail 10. The example shown has two of the above-mentioned guide rails 10, which are located on both sides of the massage chair frame 20, and the massage mechanism 119 is attached to the guide rail 10 and moves back and forth using the guide rail 10.

[0040] The massage chair frame structure 1 according to the present invention includes the above-mentioned guide rail 10, and the massage mechanism 119 is installed on the guide rail 10. The present invention improves the guide rail structure to make the included angle between the backrest guide rail 100 and the seat guide rail 101 of the massage chair frame 20 180°, that is, to make the massage chair frame structure 1 horizontal, thereby expanding the application range of the massage chair. In addition, in the embodiment of the present invention, the flexible guide rail assembly member 102 is connected, so that the massage mechanism 119 can move smoothly when passing through the connection point with the backrest guide rail 100 or the seat guide rail 101, and does not generate obvious jumps or abnormal noises. Therefore, the embodiment of the present invention effectively improves the quality of the massage chair frame.

[0041] The above-described embodiment is for the purpose of facilitating understanding of the present invention, and is not intended to limit the present invention. The present invention can be modified or improved without departing from the spirit of the present invention, and it goes without saying that the present invention includes equivalents thereof. [Explanation of symbols]

[0042] 1 Massage chair frame structure 10 Guide rail 20 Massage chair frame 100 Backrest guide rail 101 Seat guide rail 102 Flexible guide rail assembly 103 Flexible Rail Module 104 Gap 105 Hinge 106 Connecting rod hinge 107 Connecting rod 108 Connecting rod rotating assembly 109 First rotating member 110 Second rotating member 111 First Flexible Rail Module 112 2nd Flexible Rail Module 113 Reception Slot 114 Luck 115 U-shaped groove 116 Transition Connector 117 Backrest Connector 118 Seat Connector 119 Massage mechanism

Claims

1. A guide rail attached to a massage chair frame includes a backrest guide rail arranged along a guide rail extension path, a seat guide rail, and a flexible guide rail assembly member, one end of the flexible guide rail assembly member is connected to the backrest guide rail, and the other end is connected to the seat guide rail, the flexible guide rail assembly member includes a plurality of flexible rail modules arranged along the guide rail extension path, a gap is provided between adjacent flexible rail modules, and adjacent flexible rail modules are connected via hinges, the rotation axis of the hinge is perpendicular to the guide rail extension path, and the flexible rail module rotates to adjust the size of the gap, curve the flexible guide rail assembly member, and change the included angle between the backrest guide rail and the seat guide rail, A guide rail characterized in that a connecting rod hinge is installed on the flexible guide rail assembly member, the connecting rod hinge comprising a plurality of connecting rods arranged along the guide rail extension path and a connecting rod rotating assembly member connecting ends of adjacent connecting rods, the rotation axis of the connecting rod rotating assembly member being parallel to the rotation axis of the hinge, the connecting rod rotating assembly member being installed in pairs with the flexible rail module, the connecting rod rotating assembly member including a first rotating member and a second rotating member arranged alternately along the guide rail extension path, the first rotating member being slidably installed on the corresponding flexible rail module, and the sliding direction being perpendicular to the guide rail extension path.

2. The guide rail of claim 1, characterized in that the flexible rail module comprises a first flexible rail module and a second flexible rail module arranged alternately along the guide rail extension path, and has two connecting rod hinges extending on both sides of the guide rail extension path for each guide rail, the first rotating member of one connecting rod hinge being slidably installed in the first flexible rail module, and the first rotating member of the other connecting rod hinge being slidably installed in each second flexible rail module.

3. The guide rail according to claim 1 , wherein the connecting rod hinges are two for each of the guide rails, and are installed symmetrically with respect to the extension path of the guide rail.

4. The guide rail described in claim 3, characterized in that the flexible rail module corresponding to the first rotating member has a receiving slot perpendicular to the guide rail extension path, and the receiving slot has two slide blocks located on both sides of the guide rail extension path, and the two slide blocks are respectively connected to the first rotating member.

5. The guide rail described in claim 3, characterized in that the flexible rail module corresponding to the first rotating member has a first receiving slot and a second receiving slot that are respectively perpendicular to the guide rail extension path, and the first rotating member of one of the connecting rod hinges is connected to the first receiving slot via a first slide block, and the first rotating member of the other of the connecting rod hinges is connected to the second receiving slot via a second slide block.

6. The guide rail according to any one of claims 1 to 5, further comprising a rack extending through the backrest guide rail, the flexible guide rail assembly member, and the seat guide rail, the tooth surface of the rack being parallel to the axis of the hinge, and each of the flexible rail modules being provided with a corresponding number of teeth.

7. The guide rail of claim 6, characterized in that the flexible rail module is a U-shaped groove, the hinge is installed in the middle of the U-shaped groove, the rack is installed on one side wall of the U-shaped groove, and a transition connector is installed on the other side wall of the U-shaped groove, and the transition connector is used to connect adjacent U-shaped grooves.

8. A guide rail as described in any one of claims 1 to 5, characterized in that a backrest connector and a seat connector are respectively hinged to the flexible rail modules at both ends of the flexible guide rail assembly member, the backrest connector is connected to the backrest guide rail, the seat connector is connected to the seat guide rail, one end of the connecting rod hinge is hinged to the backrest connector via the connecting rod, and the other end is hinged to the seat connector via the connecting rod.

9. A massage chair frame structure comprising at least the guide rail according to any one of claims 1 to 5, wherein a massage mechanism that moves along an extension path is installed on the guide rail.

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