CN216702903U

CN216702903U - Backrest-foldable armrest-linked massage chair

Info

Publication number: CN216702903U
Application number: CN202123127696.9U
Authority: CN
Inventors: 周国海; 陈清
Original assignee: Zhejiang Haozhonghao Health Product Co Ltd
Current assignee: Zhejiang Haozhonghao Health Product Co Ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-06-10
Anticipated expiration: 2031-12-10

Abstract

The utility model relates to a backrest foldable armrest linkage massage chair which comprises a backrest frame, a seat frame and armrests, wherein the backrest frame is installed on the seat frame through a rotating frame, the rotating frame is hinged to the seat frame through a first hinge shaft, the backrest frame is hinged to the rotating frame through a second hinge shaft, the armrests are hinged to the rotating frame through a third hinge shaft, the third hinge shaft is located between the first hinge shaft and the second hinge shaft, the armrests are arranged on the seat frame in a sliding mode along the front-back direction of the seat frame, the backrest frame is connected with the rotating frame through a closing and opening switch, the closing and opening switch can control the linkage connection or the linkage disconnection of the backrest frame and the rotating frame, and a driving piece for driving the rotating frame to turn is arranged on the seat frame. By adopting the scheme, the utility model overcomes the defects in the prior art, and provides the armrest linkage massage chair with the foldable backrest, which realizes linkage of the armrests and the backrest, is comfortable and safe, and the backrest can be folded to facilitate storage or transportation.

Description

Backrest-foldable armrest-linked massage chair

Technical Field

The utility model relates to the technical field of massage chairs, in particular to a massage chair with foldable backrest and linked armrests.

Background

The existing massage chair comprises a backrest frame, a seat frame and armrests, wherein the backrest frame is hinged to the seat frame, the armrests are arranged on the seat frame, and the backrest frame is driven to overturn through an external driving piece to enable the backrest frame to lie backwards or stand forwards. However, when the backrest frame is laid backwards, the armrests do not move along with the backrest frame, so that the arm is arranged in the armrest, the backrest frame is laid backwards, and the armrest is excessively pulled, so that the backrest frame is not comfortable and safe.

Disclosure of Invention

The utility model overcomes the defects of the prior art and provides the armrest linkage massage chair with the foldable backrest, which realizes linkage of the armrests and the backrest, is comfortable and safe, and the backrest can be folded to facilitate storage or transportation.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a collapsible handrail linkage massage armchair of back, includes back frame, seat frame and handrail, the back frame passes through the rotating turret and installs on the seat frame, the rotating turret passes through the articulated setting on the seat frame of first articulated shaft, the back frame passes through the articulated setting on the rotating turret of second articulated shaft, the handrail passes through the articulated setting on the rotating turret of third articulated shaft, and the third articulated shaft is located between first articulated shaft and the second articulated shaft, and the handrail slides along the fore-and-aft direction of seat frame and sets up on the seat frame, and the back frame is connected with the rotating turret through closing the switch, closes and closes the steerable back frame of closing and is connected or break away from the linkage with the rotating turret, be provided with the driving piece that the drive rotating turret upset on the seat frame.

By adopting the scheme, when the closing and leaving switch controls the back rest frame to be in linkage connection with the rotating frame, the driving piece drives the rotating frame to turn backwards at the moment, and the rotating frame can drive the back rest frame to turn over together, so that the back rest frame can be laid down and the handrail can be driven to move backwards together; the driving part drives the rotating frame to turn forwards, the rotating frame can drive the backrest frame to turn together, so that the backrest frame can stand up and move forwards, the handrail can be driven to move forwards together, when the backrest frame is controlled to be separated from the rotating frame to be linked by closing the switch, the backrest frame and the rotating frame can turn over independently, and the rotating frame can increase the distance between the backrest frame and the seat frame due to the reasonable design of the hinged position of the backrest frame, so that enough space can be provided for the backrest frame to carry out folding operation, the linkage of the handrail and the backrest can be realized, and the backrest frame is comfortable, safe, foldable and convenient to store or transport.

The utility model further provides that: close and leave the switch and include buckle, elastic component and round pin axle, the buckle articulated setting on rotating turret or back frame, the round pin axle is installed on back frame or rotating turret, be provided with on the buckle with the draw-in groove of round pin axle shape adaptation, the elastic component can drive the buckle to the direction swing of being close to the round pin axle for the round pin axle card is gone into and is realized the linkage of back frame and rotating turret in the draw-in groove and be connected.

By adopting the scheme, the pin shaft is clamped into the clamping groove, and the pin shaft is not easy to separate from the clamping groove under the action of the elastic piece, so that the linkage connection of the backrest frame and the rotating frame is realized; when the backrest frame needs to be folded, the elastic force of the elastic piece is manually overcome, the buckle swings in the direction away from the pin shaft, the pin shaft is separated from the clamping groove, the backrest frame can rotate independently, the folding operation of the backrest frame can be achieved, and the backrest frame is simple in structure and convenient to operate.

The utility model further provides that: the rotating frame is provided with a hinged seat, the buckle is hinged to the hinged seat through a fourth hinged shaft, the pin shaft is fixedly arranged on the backrest frame, and the elastic part is a torsional spring sleeved on the fourth hinged shaft.

By adopting the scheme, the positions of the buckle and the pin shaft are reasonably arranged, the torsion spring drives the buckle to swing towards the direction close to the pin shaft, and the torsion spring is stably installed.

The utility model further provides that: the seat frame is provided with a sliding groove along the front-back direction, the handrail is provided with a guide shaft at a position corresponding to the sliding groove, the guide shaft penetrates through the sliding groove and is in sliding fit with the sliding groove, and a guide wheel is arranged at the end part of the guide shaft penetrating through the sliding groove.

Through adopting above-mentioned scheme, the guiding axle slides the cooperation with the spout direction to the guide pulley can restrict the guiding axle and break away from the spout, makes the handrail remove more stably, simple structure, reasonable in design.

The utility model further provides that: the driving piece is an electric push rod, a body of the electric push rod is hinged to the rotating frame, and the end portion of a telescopic rod of the electric push rod is hinged to the seat frame.

By adopting the scheme, the telescopic rod of the electric push rod can perform telescopic movement, and when the telescopic rod of the electric push rod retracts, the rotating frame and the backrest frame can be driven to turn backwards together, so that the backrest frame can be laid down and the handrail can be driven to move backwards together; when the telescopic rod of the electric push rod extends, the seat framework and the backrest framework can be driven to turn forwards together, so that the backrest frame can stand up, the handrail can be driven to move forwards together, and the electric push rod is simple in structure and convenient to operate.

The utility model is further described below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic overall structure diagram of a massage chair;

FIG. 2 is a schematic view of the massage chair in an erected state;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of the massage chair in a lying down state;

fig. 5 is a schematic view of the massage chair in a folded state;

FIG. 6 is a schematic structural view of the turret;

FIG. 7 is a schematic structural view of a backrest frame;

FIG. 8 is a schematic view of the armrest;

fig. 9 is a schematic view of the structure of the mount.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-9, a backrest foldable armrest linked massage chair comprises a backrest frame 1, a seat frame 2 and an armrest 3, wherein the backrest frame 1 is installed on the seat frame 2 through a rotating frame 4, the rotating frame 4 is hinged on the seat frame 2 through a first hinge shaft 51, the backrest frame 1 is hinged on the rotating frame 4 through a second hinge shaft 52, the armrest 3 is hinged on the rotating frame 4 through a third hinge shaft 53, the third hinge shaft 53 is located between the first hinge shaft 51 and the second hinge shaft 52, and the armrest 3 is slidably arranged on the seat frame 2 along the front-back direction of the seat frame 2, wherein the front-back direction refers to: the end of the seat frame 2 far away from the backrest frame 1 is the front end, the end of the seat frame 2 near the backrest frame 1 is the back end, the backrest frame 1 is connected with the rotating frame 4 through a closing and opening switch, the closing and opening switch can control the linkage connection or the linkage disconnection of the backrest frame 1 and the rotating frame 4, and a driving piece for driving the rotating frame 4 to overturn is arranged on the seat frame 2.

In this embodiment, the closing and separating switch includes a buckle 61, an elastic member 62 and a pin 63, the buckle 61 is hinged to the rotating frame 4 or the backrest frame 1, the pin 63 is mounted on the backrest frame 1 or the rotating frame 4, a slot 611 adapted to the pin 63 is provided on the buckle 61, and the elastic member 62 can drive the buckle 61 to swing in a direction close to the pin 63, so that the pin 63 is clamped in the slot 611 to realize the linkage connection between the backrest frame 1 and the rotating frame 4. Of course, the closing switch may also be: the pin shaft directly penetrates through the backrest frame and the rotating frame, and the end part of the pin shaft is provided with a stop part to prevent the pin shaft from falling off. Of course, other structures can be adopted as long as the backrest frame and the rotating frame can be synchronously turned or the synchronous turning of the backrest frame and the rotating frame can be released.

In this embodiment, the rotating frame 4 is fixed or integrally provided with a hinge seat 41, the buckle 61 is hinged on the hinge seat 41 through a fourth hinge shaft 54, the pin 63 is fixed on the back frame 1, and the elastic member 62 is a torsion spring sleeved on the fourth hinge shaft 54. Of course, the clamp can be arranged on the backrest frame, and the pin shaft can be arranged on the rotating frame. Of course, the elastic member may be a tension spring.

In this embodiment, the seat frame 2 is provided with a sliding slot 21 along the front-back direction, the sliding slot 21 may be disposed in an inclined or arc shape, or may be disposed horizontally, the armrest 3 is fixedly provided with a guide shaft 71 at a position corresponding to the sliding slot 21, the guide shaft 71 is disposed through the sliding slot 21, the guide shaft 71 is in sliding fit with the sliding slot 21, and the guide shaft 71 is provided with a guide wheel 72 at an end portion through the sliding slot 21. Of course, the guide wheel can be directly arranged in the sliding groove in a rolling manner as long as the stable movement of the handrail can be realized.

In this embodiment, the driving member is an electric push rod 8, the body of the electric push rod 8 is hinged to the rotating frame 4, and the end of the telescopic rod 81 of the electric push rod 8 is hinged to the seat frame 2.

The above embodiments are merely preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.

Claims

1. The utility model provides a collapsible handrail linkage massage armchair of back, includes back frame, seat frame and handrail, its characterized in that: the backrest frame is installed on the seat frame through the rotating frame, the rotating frame is hinged to the seat frame through a first hinge shaft, the backrest frame is hinged to the rotating frame through a second hinge shaft, the handrail is hinged to the rotating frame through a third hinge shaft, the third hinge shaft is located between the first hinge shaft and the second hinge shaft, the handrail slides along the front-back direction of the seat frame and is arranged on the seat frame, the backrest frame is connected with the rotating frame through a closing and separating switch, the closing and separating switch can control the backrest frame to be in linkage connection with the rotating frame or to be separated from the linkage, and a driving piece for driving the rotating frame to overturn is arranged on the seat frame.

2. The massage chair with the foldable backrest and the linked armrests as claimed in claim 1, wherein: close and leave the switch and include buckle, elastic component and round pin axle, the buckle articulated setting on rotating turret or back frame, the round pin axle is installed on back frame or rotating turret, be provided with on the buckle with the draw-in groove of round pin axle shape adaptation, the elastic component can drive the buckle to the direction swing of being close to the round pin axle for the round pin axle card is gone into and is realized the linkage of back frame and rotating turret in the draw-in groove and be connected.

3. The massage chair with the foldable backrest and the linked armrests as claimed in claim 2, wherein: the rotating frame is provided with a hinged seat, the buckle is hinged to the hinged seat through a fourth hinged shaft, the pin shaft is fixedly arranged on the backrest frame, and the elastic part is a torsional spring sleeved on the fourth hinged shaft.

4. The massage chair with the linked backrest and foldable armrests as claimed in claim 1, 2 or 3, wherein: the seat frame is provided with a sliding groove along the front-back direction, the handrail is provided with a guide shaft at a position corresponding to the sliding groove, the guide shaft penetrates through the sliding groove, the guide shaft is in sliding fit with the sliding groove, and a guide wheel is arranged at the end part of the guide shaft penetrating through the sliding groove.

5. The massage chair with the linked backrest and foldable armrests as claimed in claim 1, 2 or 3, wherein: the driving piece is an electric push rod, a body of the electric push rod is hinged to the rotating frame, and the end portion of a telescopic rod of the electric push rod is hinged to the seat frame.