WO2023060786A1

WO2023060786A1 - Massage chair framework

Info

Publication number: WO2023060786A1
Application number: PCT/CN2022/070128
Authority: WO
Inventors: 周国海; 陈清
Original assignee: 浙江豪中豪健康产品有限公司
Priority date: 2021-10-12
Filing date: 2022-01-04
Publication date: 2023-04-20
Also published as: CN216168675U

Abstract

A massage chair framework, comprising a backrest framework (1), a seat framework (2) and a base (3), wherein the backrest framework (1) is connected to the seat framework (2) by means of a transition framework (4); one end of the transition framework (4) is in hinged fit with the backrest framework (1), and the other end of the transition framework (4) is in hinged fit with the seat framework (2); the seat framework (2) is arranged on the base (3) in such a manner that the seat framework (2) slides in the front-rear direction of the base (3); the backrest framework (1) is slidably arranged on the base (3); and the base (3) is provided with a driving member for driving the seat framework (2) to move and, at the same time, driving the backrest framework (1) to lie flat or rise. The present application overcomes defects in the prior art, and provides the massage chair framework, which can synchronously control the seat framework (2) to move forward and backward and control the backrest framework (1) to lie flat or rise; in addition, a massage mechanism can conveniently travel between the backrest framework (1) and the seat framework (2).

Description

A massage chair skeleton

technical field

The utility model relates to the technical field of massage chairs, in particular to a frame of a massage chair.

Background technique

Existing massage chairs include a backrest frame, a seat frame and a base. The seat frame is fixedly arranged on the base. In order to realize the seat lying flat, the backrest frame is hingedly arranged on the seat frame. The backrest guide rail for the mechanism walking, the seat frame is provided with the seat guide rail for the massage mechanism to travel, because the backrest guide rail and the seat guide rail are set in sections, when the backrest skeleton rotates, in order to prevent the backrest guide rail and the seat guide rail from interfering, There is a certain gap between the two, which is not convenient for the massage mechanism to walk between the backrest rail and the seat rail, and because the seat frame is fixed on the base, the backrest frame flip is limited by the space, and the massage chair cannot be fully reclined. flat operation.

Contents of the invention

The utility model overcomes the deficiencies of the prior art, and provides a massage chair frame, which can synchronously control the forward and backward movement of the seat frame and the lying down or raising of the back frame, and also facilitates the massage mechanism between the back frame and the seat frame. walk between.

In order to achieve the above object, the technical solution adopted by the utility model is: a massage chair frame, including a back frame, a seat frame and a base, the back frame and the seat frame are connected through a transition frame, and one end of the transition frame is connected to the The backrest frame is hingedly fitted, and the other end of the transition frame is hingedly fitted with the seat frame. The seat frame is arranged on the base to slide along the front and rear directions of the base, and the backrest frame is arranged to slide on the base. The base is provided with Simultaneously drives the movement of the seat frame and the driving part for the backrest frame to lie flat or rise.

By adopting the above scheme, when the driving part drives the seat frame to move forward, it can simultaneously drive the backrest frame to perform a lying operation, and when the driving part drives the seat frame to move backward, it can simultaneously drive the backrest frame to perform a lifting operation. The structure of the three-segment frame can meet the needs of the backrest frame to lie flat or rise, and it is convenient for the massage mechanism to walk between the backrest frame and the seat frame when the massage chair is lying flat or rising.

The further setting of the present utility model is that: the base is provided with a first chute, the first chute is inclined upward from the rear end close to the base to the front end close to the base, and the seat frame is provided with a chute corresponding to the first chute The first roller is rollingly arranged in the first chute.

By adopting the above scheme, when the seat frame moves forward, the front end of the seat frame will gradually tilt up, so that the massage chair can be completely laid flat; in this way, when the seat frame moves backward, the seat The front end of the skeleton will drop gradually to realize the full lifting operation of the massage chair, and the sliding friction is replaced by rolling friction to reduce wear and tear.

The further setting of the present utility model is that: the base is provided with a second chute above the first chute, the second chute is arranged obliquely downward from the rear end close to the base to the front end close to the base, and the backrest frame is in the corresponding The first chute is provided with a second roller, and the second roller rolls and is arranged in the first chute, and the backrest frame is provided with a third roller corresponding to the second chute, and the third roller rolls and is arranged in the second chute.

By adopting the above scheme, the angle of the backrest frame changes during the moving process, and the sliding friction is replaced by rolling friction, thereby reducing wear and tear, and the structure is simple and the design is reasonable.

The further setting of the utility model is: the backrest frame is provided with a backrest guide rail, the transition frame is provided with a transition guide rail, the seat frame is provided with a seat guide rail, the backrest guide rail is provided with a backrest rack, and the transition guide rail is provided with a Transition rack, the seat rail is provided with a seat rack, the hinge point of the backrest frame and the transition frame is located on the index line of the backrest rack and the transition rack, the hinge point of the seat frame and the transition frame Located on the index line of the seat rack and transition rack.

By adopting the above scheme, the backrest guide rail, the transition guide rail and the seat guide rail are a three-section guide rail structure, and they are compatible with each other. The hinge point is set on the index line of each rack. The racks, transition racks and seat racks are always in correspondence to ensure the smooth engagement of the massage mechanism with each rack.

The further setting of the present utility model is: the first bead is fixedly arranged on the backrest frame, and the first bead extends into the transition guide rail; the second bead is fixedly arranged on the seat frame, and the second bead extends into the transition guide rail .

By adopting the above scheme, when the massage mechanism walks to the joints of the guide rails, the first bead and the second bead act as a limiter, which are used to press the walking wheels on both sides of the massage mechanism to prevent the massage mechanism from jumping at the joints of the guide rails , The massage mechanism walks more stably.

The further setting of the utility model is: the driving part is an electric push rod, the body of the electric push rod is hingedly arranged on the base, and the end of the telescopic rod of the electric push rod is hingedly arranged on the seat frame.

By adopting the above scheme, the telescopic rod of the electric push rod can be telescopically moved. When the telescopic rod of the electric push rod is extended, it can drive the seat frame and the backrest frame to move forward together, and at the same time drive the backrest frame to perform lying operation; When the telescopic rod of the electric push rod is retracted, it can drive the seat frame and the backrest frame to move backward together, and at the same time drive the backrest frame to perform the lifting operation. The structure is simple and the operation is convenient.

The further setting of the present utility model is: the front end of the first chute is provided with an opening, the opening of the first chute is provided with a first limit block, the rear end of the second chute is provided with an opening, and the second chute A second limit block is arranged at the opening of the backrest frame, and a sealing plate is separately connected to the rear end of the backrest frame close to the second chute.

By adopting the above scheme, when installing, the first roller and the second roller are now loaded into the first chute from the front end of the first chute, and the first limit block is installed at the front end opening of the first chute, which can Restrict the first roller and the second roller from the first chute, then remove the sealing plate, install the third roller from the rear end of the second chute into the second chute, then assemble the sealing plate, and place the second The limit block is installed at the rear end opening of the second chute, which can limit the third roller from breaking away from the second chute, and the sealing plate is connected with the backrest frame separately, which is convenient for assembly.

The further setting of the utility model is: the backrest frame is hingedly matched with the transition frame through the first flat shoulder screw and the first nut, the first flat shoulder screw is circumferentially positioned and installed on the backrest frame, the first flat shaft The shoulder screw runs through the transition frame, and the first nut is screwed on the first flat shoulder screw to restrict the transition frame from breaking away from the first flat shoulder screw. The backrest frame is provided with a rod for the first flat shoulder screw. The first through hole pierced through the upper part, the backrest frame is provided with a first positioning groove matching the shape of the head of the first flat shoulder screw at the position corresponding to the first through hole, and the first positioning groove of the first flat shoulder screw Inserting the head into the first positioning groove can restrict the rotation of the first flat shoulder screw.

By adopting the above scheme, the backrest frame and the transition frame use the first flat shoulder screw as the hinge shaft. After the first flat shoulder screw is installed, it can ensure that the first flat shoulder screw and the backrest frame are relatively fixed, which is convenient Tighten the first nut, and the cooperation between the first nut and the first flat shoulder screw can realize the clamping and limiting of the backrest frame and the transition frame. When the first flat shoulder screw is installed in place, the first flat shoulder screw The head of the first positioning groove is plugged and matched, and the first flat shoulder screw cannot be rotated, which is convenient for tightening the first nut. The structure is simple and the design is reasonable.

The further setting of the utility model is: the seat frame is hingedly matched with the transition frame through the second flat shoulder screw and the second nut, the second flat shoulder screw is circumferentially positioned and installed on the seat frame, the second flat shoulder screw The shoulder screw runs through the transition frame, and the second nut is screwed on the second flat shoulder screw to restrict the transition frame from breaking away from the second flat shoulder screw. The seat frame is provided with a second flat shoulder screw. The second through hole pierced by the rod of the screw, the seat frame is provided with a second positioning groove adapted to the shape of the head of the second flat shoulder screw at the corresponding second through hole, the second flat position The head of the shoulder screw is inserted into the second positioning groove to limit the rotation of the second flat shoulder screw.

By adopting the above scheme, the seat frame and the transition frame use the second flat shoulder screw as the hinge axis, and when the second flat shoulder screw is installed, it can ensure that the second flat shoulder screw and the seat frame are relatively fixed , it is easy to tighten the second nut. The second nut and the second flat shoulder screw can realize the clamping and limiting of the seat frame and the transition frame. When the second flat shoulder screw is installed in place, the second flat shoulder screw The head of the shoulder screw fits in with the second positioning groove, and the second flat shoulder screw cannot be rotated, which is convenient for tightening the second nut. The structure is simple and the design is reasonable.

A further setting of the present utility model is: the outer side of the transition frame is fixedly connected with a support plate, one end of the support plate is provided with a first connection portion, the other end of the support plate is provided with a second connection portion, and the first connection portion is overlaid on The shaft part of the first flat shoulder screw, the first flat shoulder screw is respectively sleeved with first spacers on both sides of the first connecting part, and the two first spacers are respectively linked with the first connecting part in the circumferential direction connection, the first nut is pressed against the first spacer located on the outside through the first washer, the second connecting part is covered with the stem of the second flat shoulder screw, and the second flat shoulder screw is on the second connecting part The two sides of the second spacer are respectively sleeved with second spacers, and the two second spacers are connected with the second connection part in a circumferential linkage, and the second nut is pressed against the second spacer located on the outside through the second spacer.

By adopting the above scheme, first spacers are arranged on both sides of the first connection part, which can reduce wear and tear, and the transition frame and the backrest frame are easy to disassemble, and the two sides of the second connection part are provided with second spacer pads , can play a role in reducing wear, and the transition frame and seat frame are easy to disassemble.

Below in conjunction with accompanying drawing, the utility model is further described.

Description of drawings

Fig. 1 is a schematic diagram of a lifting state of a massage chair;

Fig. 2 is a schematic diagram of a lying flat state of the massage chair;

Fig. 3 is a schematic diagram of the explosion structure in Fig. 1;

Fig. 4 is the structural representation of base;

Fig. 5 is a schematic diagram of the open state of the rack;

Fig. 6 is a schematic diagram of the closed state of the rack;

FIG. 7 is an enlarged schematic diagram of part D of FIG. 5;

FIG. 8 is an enlarged schematic diagram of part E of FIG. 5;

Fig. 9 is an enlarged schematic diagram of part F of Fig. 6;

Fig. 10 is a structural schematic diagram of a transition skeleton;

Fig. 11 is the structural representation of backrest skeleton;

Fig. 12 is a schematic structural view of the seat frame;

Figure 13 is a schematic diagram of the indexing line of the rack.

Detailed ways

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or original must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

As shown in Figures 1-13, a massage chair framework includes a backrest framework 1, a seat framework 2 and a base 3, the backrest framework 1 and the seat framework 2 are connected by a transition framework 4, and one end of the transition framework 4 is connected to the The backrest frame 1 is hingedly fitted, the other end of the transition frame 4 is hingedly fitted with the seat frame 2, the seat frame 2 is set on the base 3 for sliding along the front and back direction of the base 3, and the backrest frame 1 is slidably set on the base 3, The base 3 is provided with a driving part that drives the seat frame 2 to move and the backrest frame 1 to lie flat or rise at the same time. The driving part is an electric push rod 5. The ends of the telescopic rods are hingedly arranged on the seat frame 2.

In this embodiment, the base 3 is provided with a first chute 31, and the first chute 31 is provided obliquely upward from the rear end close to the base 3 to the front end close to the base 3. It can be tilted upward in an arc shape, and the seat frame 2 is provided with a first roller 61 corresponding to the first slide groove 31 , and the first roller 61 is rollingly arranged in the first slide groove 31 .

In this embodiment, the base 3 is provided with a second chute 32 above the first chute 31 , and the second chute 32 is inclined downward from the rear end close to the base 3 to the front end close to the base 3 . The downward direction can be a straight downward slope, or an arc-shaped slope downward. The backrest frame 1 is provided with a second roller 62 corresponding to the first chute 31, and the second roller 62 is rollingly arranged on the first chute 31. Inside, the backrest frame 1 is provided with a third roller 63 corresponding to the second chute 32 , and the third roller 63 is rollingly arranged in the second chute 32 .

In this embodiment, the backrest frame 1 is provided with a backrest guide rail 11, the transition frame 4 is provided with a transition guide rail 41, the seat frame 2 is provided with a seat guide rail 21, and the backrest guide rail 11 is fixedly provided with a backrest rack 71. A transition rack 72 is provided on the transition guide rail 41, a seat rack 73 is provided on the seat guide rail 21, and the hinge point between the backrest frame 1 and the transition frame 4 is located on the index line between the backrest rack 71 and the transition rack 72, The hinge point of the seat frame 2 and the transition frame 4 is located on the 72 index line of the seat rack 73 and the transition rack.

In this embodiment, a first bead 81 is fixedly arranged on the backrest frame 1, and the first bead 81 extends into the transition guide rail 41. A second bead 82 is fixedly arranged on the seat frame 2, and the second bead 82 extends to the transition guide rail. within 41.

In this embodiment, the front end of the first chute 31 is provided with an opening, the opening of the first chute 31 is provided with a first stopper 91, the rear end of the second chute 32 is provided with an opening, and the second chute 32 is provided with an opening. The opening of the backrest 32 is provided with a second limiting block 92 , and the rear end of the backrest frame 3 close to the second chute 32 is split and fixedly connected with a sealing plate 93 .

In this embodiment, the back frame 1 is hingedly fitted with the transition frame 4 through the first flat shoulder screw A1 and the first nut A2, the first flat shoulder screw A1 is circumferentially positioned and installed on the back frame 1, the first flat shoulder screw A1 The shoulder screw A1 runs through the transition frame 4, and the first nut A2 is screwed on the first flat shoulder screw A1 to limit the transition frame 4 from the first flat shoulder screw A1. The first through hole 12 pierced by the shaft of the flat shoulder screw A1, and the backrest frame 1 is provided with a first positioning position adapted to the shape of the head of the first flat shoulder screw A1 at the corresponding first through hole 12. Slot 13 , the head of the first flat shoulder screw A1 is inserted into the first positioning slot 13 to restrict the rotation of the first flat shoulder screw A1 .

In this embodiment, the seat frame 2 is hingedly fitted with the transition frame 4 through the second flat shoulder screw B1 and the second nut B2, and the second flat shoulder screw B1 is circumferentially positioned and installed on the seat frame 2. Two flat shoulder screws B1 run through the transition frame 4, the second nut B2 is screwed on the second flat shoulder screw B1 to limit the transition frame 4 from the second flat shoulder screw B2, and the seat frame 2 is provided with The second through hole 22 is provided for the shaft of the second flat shoulder screw B1 to pass through, and the seat frame 2 is provided at the corresponding second through hole 22 to match the shape of the head of the second flat shoulder screw B1. The second positioning slot 23 of the second flat shoulder screw B1 is inserted into the second positioning slot 23 to limit the rotation of the second flat shoulder screw B1.

In this embodiment, the outer side of the transition frame 4 is fixedly connected with a support plate C, one end of the support plate C is provided with a first connection portion C1, the other end of the support plate C is provided with a second connection portion C2, and the first connection portion C1 It can be directly or indirectly sleeved on the shaft of the first flat shoulder screw A1. The first flat shoulder screw A1 is respectively sleeved with a first spacer A3 on both sides of the first connecting part C1. The two first spacers The pads A3 are respectively connected to the first connecting part C1 in a circumferential interlocking manner by plugging, the first nut A2 is pressed against the first spacer A3 on the outside through the first washer A4, and the second connecting part C2 can be directly or The second flat shoulder screw B1 is indirectly sheathed on the rod portion of the second flat shoulder screw B1, and the second isolation pads B3 are respectively sleeved on both sides of the second connection part C2. The two second isolation pads B3 are respectively The second nut B2 is connected to the second connecting portion C2 in a circumferential interlocking manner by plugging, and the second nut B2 presses against the second spacer B3 on the outside through the second washer B4.

The above embodiments are only preferred specific embodiments of the utility model, and the usual changes and replacements performed by those skilled in the art within the scope of the technical solution of the utility model are included in the protection scope of the utility model.

Claims

A massage chair frame, comprising a back frame, a seat frame and a base, characterized in that: the back frame and the seat frame are connected by a transition frame, one end of the transition frame is hingedly matched with the back frame, and the other end of the transition frame It is hingedly matched with the seat frame, the seat frame is set on the base to slide along the front and back direction of the base, the backrest frame is slidably set on the base, and the base is provided with a device for simultaneously driving the seat frame to move and the backrest frame to lie down. Flat or raised drive.
A massage chair frame according to claim 1, characterized in that: the base is provided with a first chute, and the first chute is set upwards from the rear end close to the base to the front end close to the base, and the seat frame A first roller is arranged at a position corresponding to the first chute, and the first roller is rollingly arranged in the first chute.
A massage chair frame according to claim 2, characterized in that: the base is provided with a second chute above the first chute, and the second chute extends from the rear end close to the base to the front end close to the base The backrest frame is provided with a second roller at the place corresponding to the first chute, and the second roller is rollingly arranged in the first chute, and the backrest frame is provided with a third roller at the place corresponding to the second chute, and the third roller The scroll is set in the second chute.
A massage chair frame according to claim 1, 2 or 3, characterized in that: the backrest frame is provided with a backrest guide rail, the transition frame is provided with a transition guide rail, the seat frame is provided with a seat guide rail, the backrest The backrest rack is arranged on the guide rail, the transition rack is arranged on the transition guide rail, and the seat rack is arranged on the seat guide rail. Above, the hinge point of the seat frame and the transition frame is located on the index line of the seat rack and the transition rack.
A frame of a massage chair according to claim 4, wherein a first bead is fixedly arranged on the backrest frame, the first bead extends into the transition guide rail, and a second bead is fixedly arranged on the seat frame , the second bead extends into the transition rail.
A massage chair frame according to claim 1, 2 or 3, characterized in that: the driving part is an electric push rod, the body of the electric push rod is hingedly arranged on the base, and the end of the telescopic rod of the electric push rod The hinges are arranged on the seat frame.
The frame of a massage chair according to claim 3, characterized in that: the front end of the first chute is provided with an opening, the opening of the first chute is provided with a first limit block, and the rear of the second chute The end is provided with an opening, the opening of the second chute is provided with a second limit block, and the backrest frame is separately connected with a sealing plate near the rear end of the second chute.
A massage chair frame according to claim 1, 2 or 3, characterized in that: the backrest frame is hingedly fitted with the transition frame through the first flat shoulder screw and the first nut, and the first flat shoulder screw Circumferential positioning is installed on the backrest frame, the first flat shoulder screw runs through the transition frame, the first nut is screwed on the first flat shoulder screw to limit the transition frame from detaching from the first flat shoulder screw, and the backrest frame There is a first through hole for the shaft of the first flat shoulder screw to pass through, and the backrest frame is provided with a shape-fitted head of the first flat shoulder screw at the position corresponding to the first through hole. The first positioning slot, the head of the first flat shoulder screw is inserted into the first positioning slot to restrict the rotation of the first flat shoulder screw.
A massage chair frame according to claim 8, characterized in that: the seat frame is hingedly fitted with the transition frame through the second flat shoulder screw and the second nut, and the second flat shoulder screw is circumferentially positioned Installed on the seat frame, the second flat shoulder screw runs through the transition frame, and the second nut is screwed on the second flat shoulder screw to limit the transition frame from breaking away from the second flat shoulder screw, on the seat frame A second through hole is provided for the rod of the second flat shoulder screw to pass through, and the seat frame is provided with a shape-fitted head of the second flat shoulder screw at the corresponding second through hole. The second positioning slot, the head of the second flat shoulder screw is inserted into the second positioning slot to limit the rotation of the second flat shoulder screw.
A massage chair frame according to claim 9, characterized in that: the outer side of the transition frame is fixedly connected with a support plate, one end of the support plate is provided with a first connection portion, and the other end of the support plate is provided with a second connection part, the first connecting part is sleeved on the stem of the first flat shoulder screw, and the first flat shoulder screw is respectively sleeved with first spacers on both sides of the first connection part, and the two first spacers are respectively It is connected with the first connecting part in a circumferential linkage, the first nut presses against the first spacer located on the outside through the first washer, the second connecting part is sleeved on the rod part of the second flat shoulder screw, and the second flat The shoulder screws are respectively sleeved with second spacers on both sides of the second connection part, and the two second spacers are respectively linked with the second connection part in the circumferential direction, and the second nut is pressed on the outer side by the second spacer. on the second isolation pad.