CN112386032A

CN112386032A - Multifunctional balance chair

Info

Publication number: CN112386032A
Application number: CN201910765220.6A
Authority: CN
Inventors: 叶龙华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2021-02-23

Abstract

The invention discloses a multifunctional balance chair, which comprises a support part, a seat part, a kneeler part and a connecting mechanism, wherein the seat part can at least swing relative to the support part, the kneeler part can at least rotate relative to the seat part, the connecting mechanism connects the support part and the kneeler part, and the kneeler part can move between a first position aligning with the seat part and a second position forming a kneeler of the balance chair; the kneeler comprises a kneeler body and a support part, wherein the kneeler body is movably connected with the support part and can move between a support position and a non-support position relative to the support part, the kneeler body positioned at the support position is connected with the kneeler body to support the kneeler body positioned at a first position, and the movement of the support mechanism and the swinging of the seat part form linkage with the movement of the kneeler body. It has the following advantages: the support stability of the kneeler part in the seat state can be improved, and the support mechanism can automatically follow the movement in the changing process of the multifunctional balance chair, so that the change is convenient and quick.

Description

Multifunctional balance chair

Technical Field

The invention relates to the field of home furnishing, in particular to a multifunctional balance chair.

Background

The Chinese patent database discloses a multifunctional balance chair in 2018, 05 and 11, and the publication number of the multifunctional balance chair is CN 207341490A. The kneeler comprises a support part, a seat part and a kneeler part, wherein the seat part can be rotatably connected with the support part; the kneeler part can be rotatably connected with the seat part and is connected with the support part through a connecting mechanism, the kneeler part can move between a position of aligning the seat part and a position of forming the kneeler of the balance chair, and the movement of the seat part and the movement of the kneeler part are interlocked. There is a need for an improved kneeler assembly that provides increased support strength when the kneeler assembly is aligned with the seat assembly.

Disclosure of Invention

The invention provides a multifunctional balance chair, which overcomes the defects of the multifunctional balance chair in the background technology.

The technical scheme adopted by the invention for solving the technical problem is as follows:

a multi-function balance chair comprising a support portion, a seat portion, a kneeler portion, the seat portion being at least swingable relative to the support portion, the kneeler portion being at least rotatable relative to the seat portion, and a linkage mechanism connecting the support portion and the kneeler portion, the kneeler portion being movable between a first position in which it is aligned with the seat portion and a second position in which it constitutes a kneeler of the balance chair; the kneeler comprises a kneeler body and a support part, wherein the kneeler body is movably connected with the support part and can move between a support position and a non-support position relative to the support part, the kneeler body positioned at the support position is connected with the kneeler body to support the kneeler body positioned at a first position, and the movement of the support mechanism and the swinging of the seat part form linkage with the movement of the kneeler body.

In one embodiment: the support supplying mechanism comprises a support supplying part which can be rotatably connected with the support part.

In one embodiment: the connecting mechanism is in transmission connection with the support mechanism, so that the kneeler part can drive the support mechanism to move between the support position and the non-support position when moving between the first position and the second position.

In one embodiment: the support mechanism is in transmission connection with the seat part, so that the support mechanism can be driven to move when the seat part swings.

In one embodiment: the support mechanism comprises a support member which can be rotatably connected with the support part, the support member and the connecting mechanism are connected through a transmission mechanism, and the kneeling pad part at the first position is supported against the support member at the support position.

In one embodiment: the connecting mechanism comprises a first connecting rod, one end of the first connecting rod is rotatably connected with the kneeling pad part, and the other end of the first connecting rod is rotatably connected with the supporting part; the transmission mechanism comprises a second connecting rod, one end of the second connecting rod is rotatably connected to the first connecting rod, and the other end of the second connecting rod is rotatably connected to the supporting piece.

In one embodiment: the support piece is in a V-shaped structure and is provided with a common end part and two tail end parts, the common end part is rotatably connected with the support part, one tail end part forms a support part capable of supporting the kneeling pad part, and the other tail end part is rotatably connected with the second connecting rod.

In one embodiment: the rear side of the kneeling pad part is fixedly provided with a leaning part, and the leaning part of the kneeling pad part positioned at the first position is matched and leaned on the support part positioned at the support position.

In one embodiment: the supporting part comprises a fixed seat fixedly connected on the chair leg, a supporting seat capable of being connected with the fixed seat in a swinging mode and an elastic body, and the elastic body is connected between the supporting seat and the fixed seat; the support mechanism comprises a support member which can be rotatably connected with the fixed seat, the support member and the connecting mechanism are connected through a transmission mechanism, and the kneeling pad part at the first position is supported against the support member at the support position; the rotation axis of the supporting piece relative to the fixed seat is superposed with the swing axis of the supporting seat relative to the fixed seat.

In one embodiment: the connecting mechanism comprises a first connecting rod, a downwardly extending cantilever is fixedly arranged on the front side of the kneeling part, one end of the first connecting rod is rotatably connected with the tail end of the cantilever, and the other end of the first connecting rod is rotatably connected with the supporting part.

In one embodiment: the support supplying mechanism comprises a support supplying part which can be rotatably connected with the support part, and the support supplying part is connected with the seat part through a transmission mechanism.

In one embodiment: the seat part is provided with a main gear part, the support part is provided with a slave gear part, and the transmission mechanism comprises a main gear part and a slave gear part which are meshed with each other.

In one embodiment: the transmission mechanism comprises a third connecting rod, one end of the third connecting rod is rotatably connected with the chair seat part, and the other end of the third connecting rod is rotatably connected with the supporting part.

In one embodiment: the transmission mechanism comprises a shifting fork fixedly arranged on the chair seat part, the opening of the shifting fork faces outwards, the supporting part is fixedly provided with an extension arm, the tail end of the extension arm is provided with a connecting shaft, and the connecting shaft is connected in the opening of the shifting fork in an adaptive manner.

In one embodiment: the transmission mechanism comprises a fourth connecting rod and a fifth connecting rod, one end of the fourth connecting rod is rotatably connected to the chair seat part, one end of the fifth connecting rod is rotatably connected to the fourth connecting rod, and the other end of the fifth connecting rod is rotatably connected with a support part.

Compared with the background technology, the technical scheme has the following advantages:

the multifunctional balance chair further comprises a support mechanism, the support mechanism positioned at the support position is connected with the kneeler part to support the kneeler part positioned at the first position, and the movement of the support mechanism, the swinging of the chair seat part and the movement of the kneeler part form linkage, so that the support stability of the kneeler part positioned in a chair state can be improved, the support mechanism can automatically follow the movement in the conversion process of the multifunctional balance chair, and the conversion is convenient and quick.

The supporting mechanism comprises a supporting part, the supporting part can be rotatably connected to the supporting part, and the supporting mechanism is compact and simple in structure, stable and reliable in supporting and stable and reliable in transmission.

The connecting mechanism is in transmission connection with the support mechanism, so that the kneeling cushion part can drive the support mechanism to move between the support position and the non-support position when moving between the first position and the second position, and the support mechanism is driven to move by the connecting mechanism.

The connecting mechanism comprises a first connecting rod, one end of the first connecting rod is rotatably connected with the kneeling pad part, and the other end of the first connecting rod is rotatably connected with the supporting part; the transmission mechanism comprises a second connecting rod, one end of the second connecting rod is rotatably connected to the first connecting rod, and the other end of the second connecting rod is rotatably connected to the support piece.

The support piece is in a V-shaped structure and is provided with a common end part and two tail end parts, the common end part is rotatably connected with the support part, one tail end part forms a support part capable of supporting the kneeling part, and the other tail end part is rotatably connected with the second connecting rod, so that the kneeling part can be supported, and the interference of the transformation of the balance chair is avoided.

The leaning part of the kneeling cushion part at the first position is provided with an inclined supporting surface which faces downwards in an inclined way, and the inclined supporting surface is matched and leaned on the supporting part at the supporting position, so that the leaning is stable and reliable.

The rotation axis of the supporting piece relative to the supporting part is superposed with the swing axis of the seat part relative to the supporting part, so that the supporting strength is improved, and the smoothness of the following movement of the locking and connecting piece is improved.

Drawings

The invention is further illustrated by the following figures and examples.

Fig. 1 is one of perspective views of a multi-function balance chair in a chair position.

Fig. 2 is a second perspective view of the multifunctional balance chair in a chair state.

Fig. 3 is a perspective view of the multifunctional balance chair in a balance chair state.

Fig. 4 is a front schematic view of the multi-function balance chair in the chair position.

Fig. 5 is a front view of the multifunctional balance chair in a variation.

Fig. 6 is a front view schematically illustrating the multifunctional balance chair in a balance chair state.

Fig. 7 is a perspective view of the main components of the multifunctional balance chair in a chair state.

Fig. 8 is a perspective view of main parts of the multifunctional balance chair in a balance chair state.

Detailed Description

Referring to fig. 1 to 8, a multifunctional balance chair comprises a support part 10, a seat part 20, a kneeler part 30, a connecting mechanism 31, a support mechanism 50 and a transmission mechanism 51.

The support part 10 is provided with chair legs 12, and the specific structure is as follows: the supporting part 10 comprises a fixed seat fixedly arranged on the chair leg, a supporting seat 13 capable of being connected to the chair leg in a swinging mode and an elastic body connected between the fixed seat and the supporting seat 13 in an abutting mode, so that the supporting seat 13 can swing relative to the chair leg, the elastic body is used for enabling the chair leg to swing slowly and have a rebound effect, the effect similar to that of a swinging chair is achieved, and the chair has a swinging effect no matter in a chair state or a balance chair state. If necessary, the support base 13 may be directly fixed to the legs without a fixing base or an elastic body, and the chair does not have a swinging function.

The seat portion 20 is pivotably connected to the support base 13 and the relative movement of the seat portion 20 controls the angle of the seat portion 20 relative to the horizontal, and as required, a mechanism can be set to effect a change in the lock if the seat portion 20 is tilted forward by 30 "to 40", i.e. to limit the maximum angle of oscillation of the seat portion. The kneeler 30 is rotatably connected to the seat 20 and to the support 13 via a linkage 31. the kneeler 30 is movable between a first position in which it is aligned with the seat 20 and a second position in which it forms a balance chair kneeler, and the swinging of the seat 20 is interlocked with the movement of the kneeler 30 such that the angle of inclination of the kneeler 30 relative to the seat 20 is changed in synchronization in the opposite direction. Wherein the multifunctional balance chair constitutes a chair state in a first position, as shown in figures 1, 2, 4, 7, and a balance chair state in a second position, as shown in figures 3, 5, 8.

The support mechanism 50 is movably connected to the support base 13 and can move between a support position and a non-support position relative to the support base 13, the support mechanism 50 is in the support position when the multifunctional balance chair is in the seat state, and the support mechanism 50 is in the non-support position when the multifunctional balance chair is in the seat state, that is, the support mechanism 50 in the support position is connected to the kneeler part 30 to support the kneeler part 30 in the first position, so that the multifunctional balance chair is kept in the seat state; the movement of the support mechanism 50, the swing of the seat part 20 and the movement of the kneeling part 30 are interlocked, so that the convenience and the stability and the reliability of the multifunctional balance chair for changing between two states are improved.

The supporting mechanism 50 includes a supporting member 52, and the supporting member 52 can be rotatably connected to the supporting base 13. The connecting mechanism 51 is in transmission connection with the supporting mechanism 50, so that the kneeling portion 30 can drive the supporting mechanism 50 to move between the supporting position and the non-supporting position when moving between the first position and the second position, so that the movable supporting mechanism 50 and the seat support can moveThe swinging of the portion 20 is interlocked with the movement of the kneeler portion 30. The kneeling part 30 at the first position is supported against the support 52 at the support position, so that the kneeling part 30 is supported by the rotating shaft and the support of the relative rotation of the kneeling part and the seat part when in the first position, forming a bridging support, and improving the stability and reliability of the support. In the present embodiment, in the above-mentioned embodiment,the support member is rotatably connected to the support portion but is based on Need to be slidably connected byThe sliding of the support mechanism 50, the swinging of the seat part 20 and the movement of the kneeling part 30 are also linked。

In this embodiment: the connecting mechanism 31 includes a first connecting rod 311, a downwardly extending cantilever 312 is fixedly arranged at the front side of the kneeling pad part 30, one end of the first connecting rod 311 is rotatably connected with the tail end of the cantilever 312, and the other end is rotatably connected with the supporting seat 13; the transmission mechanism 51 includes a second link 511, and one end of the second link 511 is rotatably connected to the middle portion of the first link 311, and the other end is rotatably connected to the support member 52.

In the concrete structure: the supporting member 52 is in a V-shaped structure and has a common end portion 521 and two end portions 522, 522 ', the common end portion 521 is rotatably connected to the supporting base 13, one end portion 522 forms a supporting portion for supporting the kneeling pad portion 30, and the other end portion 522' is rotatably connected to the second connecting rod 511; the rear side of the kneeling pad part 30 is fixedly provided with a leaning part 32, the leaning part 32 of the kneeling pad part 30 in the first position is provided with an inclined supporting surface 321 which faces downwards, and the inclined supporting surface 321 is adapted to be supported on the supporting part of the supporting part 52 in the supporting position. Among this embodiment, should support reliable and stable, drive the second connecting rod activity through first connecting rod, drive through the second connecting rod activity and supply to prop the piece and rotate, and, supply to prop piece 52 and be the V-arrangement structure, can realize the transmission steadily and reliably, can avoid supplying to prop the piece and interfere the change of multi-functional balance chair again. Furthermore, the rotation axis of the supporting member 52 relative to the supporting seat 13 coincides with the swing axis of the seat portion 20 relative to the supporting seat 13, so that the structure is more compact, transmission can be stably and reliably realized, and the supporting member can be prevented from interfering with the change of the multifunctional balance chair. Furthermore, a through hole is concavely arranged in the middle of the first connecting rod 311, one end of the second connecting rod 511 is positioned in the through hole, and a pivot is arranged to connect the first connecting rod and the second connecting rod; the end 522 of the support 52 has a groove, and the end of the second link 511 is located in the groove, and is pivotally connected to the second link and the support.

In this embodiment, the seat portion includes a supporting frame 22 and a seat plate 23 fixed on the supporting frame 22, the seat plate 23 is fixed at the rear portion of the supporting frame, and the left and right sides of the seat plate 23 extend out of the supporting frame 22. The kneeling portion 30 comprises a concave frame 33 and two kneeling plates 34 fixed on the left and right sides of the concave frame, respectively, and the concave frame is connected with the front side of the support frame 22 in a rotating way.

According to the needs, still include the cooperation mechanism, this cooperation mechanism includes cooperation frame and telescopic machanism. The matching frame is rotatably connected to the rear end of the chair seat part, one end of the telescopic mechanism is rotatably connected to the supporting seat 13, and the other end of the telescopic mechanism is rotatably connected to the matching frame. The matching mechanism is also provided with a driving unit, and the driving unit is matched with the telescopic mechanism to drive the telescopic mechanism to stretch and contract so as to control the change of the multifunctional balance chair. The structure of the fitting frame is as follows: it comprises a fitting piece and a backrest part with a lower end fixedly connected with the rear end of the fitting piece; the front end of the fitting member is rotatably connected to the rear end of the seat portion 20, a lower arm is fixedly provided below the rear end of the fitting member, one end of the telescopic mechanism is rotatably connected to the support base, and the other end of the telescopic mechanism is rotatably connected to the lower arm. By adopting the matching mechanism, the following technical effects can be produced: one end of the telescopic mechanism is connected to the matching frame, the other end of the telescopic mechanism is connected to the supporting part, and the matching frame is connected with the chair seat part, so that the smoothness of the change of the functional chair is improved, the energy consumption is reduced, and the convenience of the change is improved; thirdly, the backrest can be driven to move through the matching mechanism, so that the movement of the backrest is matched with the state of the functional chair, and the use comfort of the sitting person is improved. The telescoping mechanism may be directly connected to the support base and the rear end of the seat portion as desired.

The bottom surface of the seat part 20 is fixedly provided with an arc-shaped guide arm 21, and the arc-shaped axis of the guide arm 21 is superposed with the swinging axis of the seat part 20; the supporting seat 13 is provided with a guide groove, and the notch of the guide groove is positioned on the top surface of the supporting seat; the guide arm is in adaptive movable connection in the guide groove, and through the matching of the guide arm 21 and the guide groove, on one hand, the swing guide is realized through the matching, so that the swing accuracy is improved, the connection strength is enhanced, the damage of the swing connection relation is avoided, and the service life is prolonged; on the other hand, facilitates the provision of a locking mechanism between the seat portion 20 and the support portion 10.

The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the invention, which is defined by the appended claims and their equivalents.

Claims

1. A multi-function balance chair comprising a support portion, a seat portion, a kneeler portion, the seat portion being at least swingable relative to the support portion, the kneeler portion being at least rotatable relative to the seat portion, and a linkage mechanism connecting the support portion and the kneeler portion, the kneeler portion being movable between a first position in which it is aligned with the seat portion and a second position in which it constitutes a kneeler of the balance chair; the method is characterized in that: the kneeler comprises a kneeler body and a support part, wherein the kneeler body is movably connected with the support part and can move between a support position and a non-support position relative to the support part, the kneeler body positioned at the support position is connected with the kneeler body to support the kneeler body positioned at a first position, and the movement of the support mechanism and the swinging of the seat part form linkage with the movement of the kneeler body.

2. The multifunctional balance chair of claim 1, wherein: the support supplying mechanism comprises a support supplying part which can be rotatably connected with the support part.

3. The multifunctional balance chair of claim 1, wherein: the connecting mechanism is in transmission connection with the support mechanism, so that the kneeler part can drive the support mechanism to move between the support position and the non-support position when moving between the first position and the second position.

4. The multifunctional balance chair of claim 1, wherein: the support mechanism is in transmission connection with the seat part, so that the support mechanism can be driven to move when the seat part swings.

5. The multifunctional balance chair of claim 3, wherein: the support mechanism comprises a support member which can be rotatably connected with the support part, the support member and the connecting mechanism are connected through a transmission mechanism, and the kneeling pad part at the first position is supported against the support member at the support position.

6. The multifunctional balance chair of claim 5, wherein: the connecting mechanism comprises a first connecting rod, one end of the first connecting rod is rotatably connected with the kneeling pad part, and the other end of the first connecting rod is rotatably connected with the supporting part; the transmission mechanism comprises a second connecting rod, one end of the second connecting rod is rotatably connected to the first connecting rod, and the other end of the second connecting rod is rotatably connected to the supporting piece.

7. The multifunctional balance chair of claim 6, wherein: the support piece is in a V-shaped structure and is provided with a common end part and two tail end parts, the common end part is rotatably connected with the support part, one tail end part forms a support part capable of supporting the kneeling pad part, and the other tail end part is rotatably connected with the second connecting rod.

8. The multifunctional balance chair of claim 5, wherein: the rear side of the kneeling pad part is fixedly provided with a leaning part, and the leaning part of the kneeling pad part positioned at the first position is matched and leaned on the support part positioned at the support position.

9. The multifunctional balance chair of claim 3, wherein: the supporting part comprises a fixed seat fixedly connected on the chair leg, a supporting seat capable of being connected with the fixed seat in a swinging mode and an elastic body, and the elastic body is connected between the supporting seat and the fixed seat; the support mechanism comprises a support member which can be rotatably connected with the fixed seat, the support member and the connecting mechanism are connected through a transmission mechanism, and the kneeling pad part at the first position is supported against the support member at the support position; the rotation axis of the supporting piece relative to the fixed seat is superposed with the swing axis of the supporting seat relative to the fixed seat;

the connecting mechanism comprises a first connecting rod, a downwardly extending cantilever is fixedly arranged on the front side of the kneeling part, one end of the first connecting rod is rotatably connected with the tail end of the cantilever, and the other end of the first connecting rod is rotatably connected with the supporting part.

10. The multifunctional balance chair of claim 4, wherein: the support supplying mechanism comprises a support supplying part which can be rotatably connected with the support part, and the support supplying part is connected with the seat part through a transmission mechanism;

the seat part is provided with a main gear part, the support part is provided with a slave gear part, and the transmission mechanism comprises a main gear part and a slave gear part which are meshed with each other.

11. The multifunctional balance chair of claim 4, wherein: the support supplying mechanism comprises a support supplying part which can be rotatably connected with the support part, and the support supplying part is connected with the seat part through a transmission mechanism;

the transmission mechanism comprises a third connecting rod, one end of the third connecting rod is rotatably connected with the chair seat part, and the other end of the third connecting rod is rotatably connected with the supporting part.

12. The multifunctional balance chair of claim 4, wherein: the support supplying mechanism comprises a support supplying part which can be rotatably connected with the support part, and the support supplying part is connected with the seat part through a transmission mechanism;

the transmission mechanism comprises a shifting fork fixedly arranged on the chair seat part, the opening of the shifting fork faces outwards, the supporting part is fixedly provided with an extension arm, the tail end of the extension arm is provided with a connecting shaft, and the connecting shaft is connected in the opening of the shifting fork in an adaptive manner.

13. The multifunctional balance chair of claim 4, wherein: the support supplying mechanism comprises a support supplying part which can be rotatably connected with the support part, and the support supplying part is connected with the seat part through a transmission mechanism;

the transmission mechanism comprises a fourth connecting rod and a fifth connecting rod, one end of the fourth connecting rod is rotatably connected to the chair seat part, one end of the fifth connecting rod is rotatably connected to the fourth connecting rod, and the other end of the fifth connecting rod is rotatably connected with a support part.