CN219049292U

CN219049292U - Seat occupation preventing mechanism for massage armchair

Info

Publication number: CN219049292U
Application number: CN202223039089.1U
Authority: CN
Inventors: 周国海; 陈清; 张翔; 周志豪
Original assignee: Zhejiang Haozhonghao Health Product Co Ltd
Current assignee: Zhejiang Haozhonghao Health Product Co Ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-05-23
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to an anti-occupation mechanism for a massage chair, which comprises a chair frame, a cushion and a cushion driving assembly, wherein the cushion can be arranged on the chair frame in a forward and backward overturning manner, the cushion is in a forward overturning anti-occupation state and a backward overturning supporting state, the cushion driving assembly drives the cushion to overturn forwards and backwards, the cushion driving assembly comprises a connecting rod and a driving piece, the middle part of the connecting rod is hinged on the chair frame through a first hinge shaft, one end of the connecting rod is connected with the cushion, the other end of the connecting rod is connected with the driving piece, and the driving piece drives the connecting rod to rotate around the central shaft of the first hinge shaft, so that the connecting rod drives the cushion to overturn forwards and backwards. By adopting the scheme, the utility model overcomes the defects in the prior art, and provides the seat occupation preventing mechanism for the massage armchair, which can achieve the seat occupation preventing effect and has low output power.

Description

Seat occupation preventing mechanism for massage armchair

Technical Field

The utility model relates to the technical field of massage chairs, in particular to an anti-occupation mechanism for a massage chair.

Background

At present, commercial massage chairs are popular, paying sharing massage chairs are arranged in a plurality of public places, but the massage chairs are occupied for a long time for rest in the public places without paying consumption, and loss is caused for a merchant, so how to prevent people without consumption from occupying seats for a long time is an important problem for improving the benefits of the commercial massage chairs.

The Chinese patent number is 201921005664.1 and the application date is 2019.06.28, which discloses a seat occupation preventing device of a massage chair, comprising a massage chair main body, a seat plate rotating and tilting mechanism and a control device; the seat board and the seat board rotating and tilting mechanism are arranged on the seat of the massage armchair main body; one end of the seat board is hinged with the front end of the massage armchair body, the other end of the seat board is supported on the seat board rotating and tilting mechanism, the seat board rotating and tilting mechanism comprises an electric push rod, one end of the electric push rod is hinged with the massage armchair body, and the other end of the electric push rod is hinged with the other end of the seat board. The problem with the above-mentioned patent is that because the electric putter directly drives the bedplate and rotates, need the electric putter to export great power in order to promote the bedplate.

Disclosure of Invention

The utility model overcomes the defects of the prior art, and provides the seat occupation preventing mechanism for the massage armchair, which can achieve the seat occupation preventing effect and has low output power.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a prevent occupying seat mechanism for massage armchair, includes chair frame, cushion and cushion drive assembly, the setting of cushion upset around can be at the chair frame, and the cushion has the bearing state of preventing occupying seat state and backward upset of overturning forward, cushion drive assembly drive cushion upset around, cushion drive assembly includes connecting rod and driving piece, the middle part of connecting rod articulates through first articulated shaft and sets up on the chair frame, and the one end and the cushion of connecting rod are connected, and the other end and the driving piece of connecting rod are connected, and the driving piece drives the center pin rotation of connecting rod around first articulated shaft to make the connecting rod drive the cushion upset around.

Through adopting above-mentioned scheme, when someone sits on the massage armchair, trigger outside and prevent occupying seat switch, the circuit is put through, when the program judges that the user is not paying in the stipulated time, start the driving piece, the driving piece drives the center pin of connecting rod around first articulated shaft and rotates anticlockwise, the cushion is forward turned over under the drive of connecting rod, thereby make the user to standing up the direction motion, reach and prevent occupying seat effect, the part between the connecting rod both ends all can be the middle part, through the principle of lever, only need the size of control arm of force, can reduce the driving force of driving piece to connecting rod one end, reduce the output of driving piece.

The utility model is further provided with the following steps: the driving piece comprises a moving shaft, the moving shaft is arranged on the chair frame in a moving way along the front-back direction, a chute is arranged at the end part of the connecting rod, the moving shaft is inserted into the chute and can be in sliding fit with the chute, and the moving shaft can drive the connecting rod to rotate around the central shaft of the first hinge shaft in a front-back moving way.

By adopting the scheme, when the moving shaft moves forwards, the connecting rod can be driven to rotate clockwise around the central shaft of the first hinge shaft, and meanwhile, the moving shaft moves upwards along the sliding groove of the connecting rod; when the moving shaft moves forwards, the connecting rod can be driven to rotate around the central shaft of the first hinge shaft in a counterclockwise direction, and meanwhile, the moving shaft moves downwards along the sliding groove of the connecting rod.

The utility model is further provided with the following steps: the driving piece also comprises a machine seat, a motor and a rack, wherein the machine seat is arranged on the chair frame in a sliding way along the front-back direction, the movable shaft penetrates through the machine seat and is rotatably arranged on the machine seat, the motor is arranged on the machine seat and drives the movable shaft to rotate, the rack is fixedly arranged on the chair frame along the front-back direction, and a travelling gear meshed with the rack is synchronously rotatably arranged on the movable shaft.

Through adopting above-mentioned scheme, the output shaft of motor passes through the structure drive removal axle rotation of worm wheel and worm, because the walking gear meshes with the rack mutually, but removes the walking back and forth in the pivoted, simple structure, reasonable in design.

The utility model is further provided with the following steps: the connecting rod is L-shaped, the connecting rod is provided with a roller in a rotating way at the end part close to the cushion, and the roller is propped against the lower end surface of the cushion.

Through adopting above-mentioned scheme, the connecting rod supports through the gyro wheel and presses the cushion, replaces the friction that slides through rolling friction, reduces wearing and tearing.

The utility model is further provided with the following steps: the two connecting rods are respectively positioned at two sides of the chair frame, and two ends of the movable shaft are respectively inserted into the sliding grooves of the connecting rods corresponding to the movable shaft.

Through adopting above-mentioned scheme, the position design of connecting rod is reasonable, and the cushion atress is balanced, and the upset is more stable, can drive two connecting rods through a removal axle and rotate, and the structure is compacter.

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

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model in a first state;

FIG. 2 is a schematic diagram of an embodiment of the present utility model in a second state;

FIG. 3 is a schematic view of the seat cushion in a supported state;

FIG. 4 is a schematic view of the seat cushion in an anti-seat-occupation state;

FIG. 5 is a schematic structural view of a connecting rod;

fig. 6 is a schematic view of a mating mechanism of the motor, the movable shaft, and the rack.

In the figure: 1. a chair frame; 2. a cushion; 3. a second hinge shaft; 4. a connecting rod; 41. a chute; 42. a roller; 5. a first hinge shaft; 6. a movable shaft; 61. a traveling gear; 7. a base; 8. a motor; 9. a rack.

Detailed Description

In the description of the present utility model, it should 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 orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in figures 1-6, the seat occupation preventing mechanism for the massage armchair comprises a chair frame 1, a seat cushion 2 and a seat cushion driving assembly, wherein the seat cushion 2 is hinged on the chair frame 1 through a second hinge shaft 3, the seat cushion 2 can turn around the central shaft of the second hinge shaft 3, the seat cushion 2 has a seat occupation preventing state of forward turning and a supporting state of backward turning, the seat cushion driving assembly drives the seat cushion 2 to turn around, the seat cushion driving assembly comprises a connecting rod 4 and a driving piece, the middle part of the connecting rod 4 is hinged on the chair frame 1 through a first hinge shaft 5, one end of the connecting rod 4 is connected with the seat cushion 2, the other end of the connecting rod 4 is connected with the driving piece, and the driving piece drives the connecting rod 4 to rotate around the central shaft of the first hinge shaft 5, so that the connecting rod 4 drives the seat cushion 2 to turn around.

In this embodiment, the driving member includes a moving shaft 6, the moving shaft 6 is disposed on the seat frame 1 and moves in the front-back direction, a sliding groove 41 is disposed at an end of the connecting rod 4, the moving shaft 6 is inserted into the sliding groove 41 and can be slidably matched with the sliding groove 41, and the moving shaft 6 can drive the connecting rod 4 to rotate around the central axis of the first hinge shaft 5 when moving back and forth. Of course, the driving piece can also be directly arranged as an electric push rod, the body of the electric push rod is hinged on the chair frame, the end part of the telescopic rod of the electric push rod is connected with the connecting rod, and the telescopic rod of the electric push rod performs telescopic motion, so that the connecting rod is driven to rotate.

In this embodiment, the driving member further includes a base 7, a motor 8 and a rack 9, the base 7 is slidably disposed on the chair frame 1 along the front-rear direction, the moving shaft 6 penetrates through the base 7 and is rotatably disposed on the base 7, the motor 8 is mounted on the base and drives the moving shaft 6 to rotate through a structure of a worm wheel and a worm, the rack 9 is fixedly disposed on the chair frame 1 along the front-rear direction, and a running gear 61 engaged with the rack 9 is synchronously rotatably disposed on the moving shaft 6. Of course, the movable shaft can also be driven by the electric push rod to move in the front-back direction.

In this embodiment, the link 4 is L-shaped, and the link 4 is rotatably provided with a roller 42 at an end portion near the seat cushion 2, and the roller 42 abuts against a lower end surface of the seat cushion 2. Of course, the end part of the connecting rod can also be directly abutted against the lower end surface of the cushion.

In the present embodiment, two links 4 are provided and are respectively located at both sides of the seat frame 1, and both ends of the moving shaft 6 are respectively inserted into the corresponding slide grooves 41 of the links 4. Of course, only one connecting rod can be arranged and corresponds to the middle position of the cushion.

The above embodiments are only preferred embodiments of the present utility model, and common variations and substitutions by those skilled in the art within the scope of the technical solution of the present utility model are included in the scope of the present utility model.

Claims

1. The utility model provides a prevent occupying seat mechanism for massage armchair, includes chair frame, cushion and cushion drive assembly, the setting of cushion upset around can be at the chair frame, and the cushion has the bearing state of occupying seat state and backward upset of preventing of overturning forward, and cushion drive assembly drive cushion upset around, its characterized in that: the cushion drive assembly comprises a connecting rod and a driving piece, wherein the middle part of the connecting rod is hinged on the chair frame through a first hinge shaft, one end of the connecting rod is connected with the cushion, the other end of the connecting rod is connected with the driving piece, and the driving piece drives the connecting rod to rotate around the central shaft of the first hinge shaft, so that the connecting rod drives the cushion to turn back and forth.

2. An anti-seize mechanism for a massage chair as claimed in claim 1, wherein: the driving piece comprises a moving shaft, the moving shaft is arranged on the chair frame in a moving way along the front-back direction, a chute is arranged at the end part of the connecting rod, the moving shaft is inserted into the chute and can be in sliding fit with the chute, and the moving shaft can drive the connecting rod to rotate around the central shaft of the first hinge shaft in a front-back moving way.

3. An anti-seize mechanism for a massage chair as claimed in claim 2, wherein: the driving piece also comprises a machine seat, a motor and a rack, wherein the machine seat is arranged on the chair frame in a sliding way along the front-back direction, the movable shaft penetrates through the machine seat and is rotatably arranged on the machine seat, the motor is arranged on the machine seat and drives the movable shaft to rotate, the rack is fixedly arranged on the chair frame along the front-back direction, and a travelling gear meshed with the rack is synchronously rotatably arranged on the movable shaft.

4. A seat occupation preventing mechanism for a massage chair as claimed in claim 1, 2 or 3, wherein: the connecting rod is L-shaped, the connecting rod is provided with a roller in a rotating way at the end part close to the cushion, and the roller is propped against the lower end surface of the cushion.

5. A seat occupation preventing mechanism for a massage chair as claimed in claim 2 or 3, wherein: the two connecting rods are respectively positioned at two sides of the chair frame, and two ends of the movable shaft are respectively inserted into the sliding grooves of the connecting rods corresponding to the movable shaft.