CN216166391U

CN216166391U - Super zero gravity seat frame

Info

Publication number: CN216166391U
Application number: CN202122669586.9U
Authority: CN
Inventors: 周炜尧; 李龙; 杨利明; 叶琦琦; 沈斌; 陶康明
Original assignee: Dewertokin Technology Group Co Ltd
Current assignee: Dewertokin Technology Group Co Ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-04-05
Anticipated expiration: 2031-11-03

Abstract

A super zero gravity seat frame comprises two fixed bases, two seat main body supports, two backrest support frames, two leg telescopic support frames, a leg telescopic driving unit and an angle adjusting driving unit; the angle adjusting driving unit is connected between the first cross beam and the third cross beam, and the leg stretching driving unit is connected between the second cross beam and the fourth cross beam. The leg stretching driving unit and the angle adjusting driving unit are arranged in a staggered manner, so that mutual interference is avoided, the angle of the seat main body support and the leg supporting mode can be respectively and independently adjusted without interference, and the use by a user is facilitated; the angle adjusting driving unit and the output end of the angle adjusting driving unit are respectively connected with the first cross beam and the third cross beam in a rotating mode, so that the adjusting angle of the seat main body support is large, and the requirements of different users can be met.

Description

Super zero gravity seat frame

Technical Field

The utility model relates to the technical field of furniture correlation, in particular to a super zero gravity seat frame.

Background

The seat is a common seat in life. The seat typically includes a backrest, armrests, and the like. The seat in the prior art is generally single in structure and function, and cannot be adjusted correspondingly, so that the use comfort is reduced.

In order to improve the comfort of lying and sitting, some chairs can be adjusted to be in a zero gravity state, for example, a massage chair slide rail type zero gravity structure disclosed in the Chinese patent CN213157432U can realize the effect of zero gravity, improve the massage comfort of people, and thus be beneficial to enhancing the massage relaxation effect of people; the massage chair can be switched between the zero gravity posture and the standing posture by the driving of the electric push rod. The adjustment angle range of the adjustment mode is small, the requirements of partial users cannot be met, and the leg supporting mode cannot be changed.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a super zero gravity seat frame which has a large adjustment angle of a seat main body bracket, can meet the requirements of different users, can independently adjust the angle of the seat main body bracket and a leg supporting manner without interference, and is convenient for the users to use, so as to solve the above problems.

A super zero gravity seat frame comprises two fixed bases, two seat main body supports which are respectively and rotatably connected with the top ends of the two fixed bases, two backrest support frames which are respectively and angularly connected with one ends of the seat main body supports, two leg telescopic support frames which are respectively connected with the other ends of the seat main body supports, a leg telescopic driving unit and an angle adjusting driving unit; when the output end of the angle adjusting driving unit moves from complete retraction to complete extension, the moving angle of the backrest support frame is an included angle A which is 35-55 degrees, and the moving angle of the seat main body support 20 is an included angle B which is 35-55 degrees.

Further, the included angle a is 44 degrees, and the included angle B is 44 degrees.

Further, when the output end of the angle adjusting driving unit is completely retracted, a second included angle of the backrest support frame relative to the horizontal plane is 60-70 degrees, and a third included angle of the seat main body support relative to the horizontal plane is 5-15 degrees.

Further, when the output end of the angle adjusting and driving unit is completely extended out, a fourth included angle of the backrest support frame relative to the horizontal plane is 15-25 degrees, and a fifth included angle of the seat main body support relative to the horizontal plane is 50-60 degrees.

Further, the seat body support is generally L-shaped and has a first end for mounting the backrest support frame and a second end for mounting the leg extension support frame, wherein the first end is fixedly connected with the backrest support frame by a plurality of riveting points.

Further, a first included angle between the backrest support frame and the seat main body support is 90-120 degrees.

Furthermore, a first cross beam is connected between the bottoms of the two fixed bases, a second cross beam is connected between the bottoms of the two seat main body supports connected with one end of the backrest support frame, a third cross beam is connected between the positions, close to the leg telescopic support frames, of the two seat main body supports, and a fourth cross beam is connected between the two leg telescopic support frames; a first connector is arranged in the middle of the first cross beam, the angle adjusting driving unit is rotationally connected with the first connector, a second connector is arranged on one side of the first connector on the second cross beam, and the leg stretching driving unit is rotationally connected with the second connector; the middle of the bottom surface of the third cross beam is provided with a third connector, the output end of the angle adjusting driving unit is rotatably connected with the third connector, the top surface of the fourth cross beam is provided with a fourth connector on one side of the third connector, which is deviated from the second connector, and the output end of the leg stretching driving unit is rotatably connected with the fourth connector.

Further, still be connected with the fifth crossbeam between two unable adjustment base, the both ends of fifth crossbeam are provided with a plurality of bolster, the bolster is the rubber material.

Furthermore, the fixed base is provided with a triangular supporting seat, and the two supporting seats incline towards the middle part of the first cross beam from the fixed base.

Furthermore, the top of the supporting seat is provided with a vertical pivoting part, and the middle part of the pivoting part is provided with a shaft hole; the middle part of the seat main body bracket is positioned at the inner side of the pin joint part and is rotationally connected with the shaft hole through a rotating shaft.

Compared with the prior art, the super zero gravity seat frame comprises two fixed bases, two seat main body supports which are respectively and rotatably connected with the top ends of the two fixed bases, two backrest support frames which are respectively and angularly connected with one ends of the seat main body supports, two leg telescopic support frames which are respectively connected with the other ends of the seat main body supports, a leg telescopic driving unit and an angle adjusting driving unit; the method is characterized in that: the first included angle between the backrest support frame and the seat main body support is 100-110 degrees. The leg stretching driving unit and the angle adjusting driving unit are arranged in a staggered manner, so that mutual interference is avoided, the angle of the seat main body support and the leg supporting mode can be respectively and independently adjusted without interference, and the use by a user is facilitated; the angle adjusting driving unit and the output end of the angle adjusting driving unit are respectively connected with the first cross beam and the third cross beam in a rotating mode, so that the adjusting angle of the seat main body support is large, and the requirements of different users can be met.

Drawings

Embodiments of the utility model are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic perspective view of a super zero gravity seat frame provided by the present invention.

FIG. 2 is a schematic exploded view of a super zero gravity seat frame according to the present invention.

FIG. 3 is a schematic perspective view of another perspective view of the super zero gravity seat frame provided in accordance with the present invention.

Fig. 4 is a schematic view of the super zero gravity seat frame of the present invention in a sitting position with the leg telescoping support retracted.

Fig. 5 is a schematic view of the leg stretching support frame when being unfolded.

Figure 6 is a schematic view of the super zero gravity seat frame of the present invention in a zero gravity mode.

Description of reference numerals: 10. a fixed base; 11. a supporting seat; 111. a pivot part; 112. a shaft hole; 12. a first cross member; 121. a first connector; 20. a main body support; 21. a second cross member; 211. a second connector; 22. a third cross member; 221. a third connector; 30. a backrest support frame; 40. a leg telescopic support frame; 41. a fourth cross member; 411. a fourth connector; 50. a leg extension driving unit; 51. a fifth cross member; 60. an angle adjustment drive unit.

Detailed Description

Specific embodiments of the present invention will be described in further detail below based on the drawings. It should be understood that the description herein of embodiments of the utility model is not intended to limit the scope of the utility model.

Referring to fig. 1 to 3, the super zero gravity seat frame provided by the present invention includes two fixed bases 10, two seat main body brackets 20 respectively rotatably connected to top ends of the two fixed bases 10, two backrest brackets 30 respectively connected to one ends of the seat main body brackets 20 at an angle, two leg extension brackets 40 respectively connected to the other ends of the seat main body brackets 20, a leg extension driving unit 50, and an angle adjustment driving unit 60.

A first beam 12 is connected between the bottoms of the two fixed bases 10. A second cross beam 21 is connected between the bottoms of the ends of the two seat body supports 20, which are connected with the backrest support frames 30, a third cross beam 22 is connected between the positions of the two seat body supports 20, which are close to the leg telescopic supports 40, and a fourth cross beam 41 is connected between the two leg telescopic supports 40. Still be connected with fifth crossbeam 51 between two unable adjustment base 10's bottom one end, the both ends of fifth crossbeam 51 are provided with a plurality of bolster, the bolster is square, circular or rectangular shape, the bolster is the rubber material, after to seat main part support 20 installation seat wooden frame, the bolster is used for the buffering the seat wooden frame with collision between the fifth crossbeam 51.

The fixed base 10 is provided with triangular supporting seats 11, and the two supporting seats 11 incline from the fixed base 10 to the middle of the first cross beam 12. In this way, after the cover of the seat is provided, the seat body bracket 20 can be prevented from interfering with the cover.

The top of the supporting base 11 has a pivot portion 111 in a vertical state, and a shaft hole 112 is formed in the middle of the pivot portion 111.

The middle portion of the seat body frame 20 is located inside the pivot portion 111 and is rotatably connected to the shaft hole 112 through a rotating shaft.

The first cross member 12 is provided at a middle portion thereof with a first connection head 121, and the angle adjustment driving unit 60 is rotatably connected to the first connection head 121.

A second connector 211 is disposed on the second beam 21 at one side of the first connector 121, and the leg stretching driving unit 50 is rotatably connected to the second connector 211.

The middle of the bottom surface of the third beam 22 is provided with a third connector 221, and the output end of the angle adjusting driving unit 60 is rotatably connected with the third connector 221.

The top surface of the fourth beam 41 is provided with a fourth connector 411 at one side of the third connector 221 deviated from the second connector 211, and the output end of the leg stretching driving unit 50 is rotatably connected with the fourth connector 411.

The leg telescopic support 40 can be switched between a retracted state and an extended state by a link structure. The link structure of the leg extension support 40 is prior art in the art and will not be described in detail herein.

The angle adjusting driving unit 60 and the leg stretching driving unit 50 may be cylinders, hydraulic cylinders, or motors having a transmission mechanism.

When the output end of the leg extension driving unit 50 is extended outward, the leg extension supporting frame 40 can be driven to be unfolded, as shown in fig. 5. When the output end of the angle adjusting driving unit 60 is extended outward, the seat main body frame 20 can be driven to rotate at a certain angle around the rotation shaft, as shown in fig. 6.

The first included angle a between the backrest support frame 30 and the seat body frame 20 is 90-120 degrees, preferably 106 degrees. The seat body frame 20 is generally L-shaped, and has a first end for mounting the backrest support frame 30 and a second end for mounting the leg extension support frame 40, wherein the joint of the first end and the backrest support frame 30 has a plurality of riveting points arranged in a line, so that the connection of the seat body frame 20 and the backrest support frame 30 is more stable, and the extension of the first end can form a part of the backrest support frame.

Referring to fig. 4, when the output end of the angle adjustment driving unit 60 is fully retracted, the super zero gravity seat frame of the present invention is in the sitting posture mode, and the second included angle b of the backrest support frame 30 with respect to the horizontal plane is 60-70 degrees, preferably 64 degrees. The third angle c of the seat body frame 20 with respect to the horizontal plane is 5-15 degrees, preferably 10 degrees.

Referring to fig. 6, when the output end of the angle adjusting driving unit 60 is fully extended, the super zero gravity seat frame of the present invention is in the zero gravity mode, and the fourth included angle d of the backrest support frame 30 with respect to the horizontal plane is 15-25 degrees, preferably 20 degrees. The fifth angle e of the seat body frame 20 relative to the horizontal plane is 50-60 degrees, preferably 54 degrees. Namely: when the output end of the angle adjusting driving unit 60 moves from the fully retracted state to the fully extended state, the moving angle of the backrest support frame is an included angle A which is 35-55 degrees; the moving angle of the seat body support 20 is an included angle B, which is 35-55 degrees.

Compared with the prior art, the super zero gravity seat frame comprises two fixed bases 10, two seat main body supports 20 respectively connected with the top ends of the two fixed bases 10 in a rotating manner, two backrest support frames 30 respectively connected with one ends of the seat main body supports 20 in an angle manner, two leg telescopic support frames 40 respectively connected with the other ends of the seat main body supports 20, a leg telescopic driving unit 50 and an angle adjusting driving unit 60; a first beam 12 is connected between the bottoms of the two fixed bases 10. A second cross beam 21 is connected between the bottoms of the two seat main body brackets 20 connected with one end of the backrest support frame 30, a third cross beam 22 is connected between the positions of the two seat main body brackets 20 close to the leg telescopic support frames 40, and a fourth cross beam 41 is connected between the two leg telescopic support frames 40; a first connecting head 121 is arranged in the middle of the first beam 12, the angle adjusting driving unit 60 is rotatably connected with the first connecting head 121, a second connecting head 211 is arranged on one side of the first connecting head 121 on the second beam 21, and the leg stretching driving unit 50 is rotatably connected with the second connecting head 211; the middle of the bottom surface of the third beam 22 is provided with a third connector 221, the output end of the angle adjusting driving unit 60 is rotatably connected with the third connector 221, the top surface of the fourth beam 41 is provided with a fourth connector 411 at one side of the third connector 221, which is deviated from the second connector 211, and the output end of the leg stretching driving unit 50 is rotatably connected with the fourth connector 411. The leg extension driving unit 50 and the angle adjustment driving unit 60 are arranged in a staggered manner, so that mutual interference is avoided, the angle of the seat body bracket and the leg supporting mode can be respectively and independently adjusted without interference, and the use by a user is facilitated; the angle adjusting driving unit 60 and the output end thereof are respectively and rotatably connected with the first beam 12 and the third beam 22, so that the adjusting angle of the seat body bracket is larger, and the requirements of different users can be met; no limiting device is arranged on the seat main body support 20, so that the adjustment angle of the seat main body support 20 is controlled by the angle adjusting drive unit 60, the posture change is smoother, and no blocking feeling exists.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, and any modifications, equivalents or improvements that are within the spirit of the present invention are intended to be covered by the following claims.

Claims

1. A super zero gravity seat frame comprises two fixed bases, two seat main body supports which are respectively and rotatably connected with the top ends of the two fixed bases, two backrest support frames which are respectively and angularly connected with one ends of the seat main body supports, two leg telescopic support frames which are respectively connected with the other ends of the seat main body supports, a leg telescopic driving unit and an angle adjusting driving unit; the method is characterized in that: when the output end of the angle adjusting driving unit moves from complete retraction to complete extension, the moving angle of the backrest support frame is an included angle A which is 35-55 degrees, the moving angle of the seat main body support frame is an included angle B which is 35-55 degrees.

2. The super zero-gravity seat frame according to claim 1, wherein: the included angle A is 44 degrees, and the included angle B is 44 degrees.

3. The super zero-gravity seat frame according to claim 1, wherein: when the output end of the angle adjusting driving unit is completely retracted, a second included angle of the backrest support frame relative to the horizontal plane is 60-70 degrees, and a third included angle of the seat main body support relative to the horizontal plane is 5-15 degrees.

4. The super zero-gravity seat frame according to claim 1, wherein: when the output end of the angle adjusting driving unit is completely extended out, the fourth included angle of the backrest support frame relative to the horizontal plane is 15-25 degrees, and the fifth included angle of the seat main body support relative to the horizontal plane is 50-60 degrees.

5. The super zero-gravity seat frame according to any one of claims 1 to 4, wherein: the seat body bracket is approximately L-shaped and is provided with a first end used for installing the backrest support frame and a second end used for installing the leg telescopic support frame, wherein the first end is fixedly connected with the backrest support frame through a plurality of riveting points.

6. The super zero-gravity seat frame according to claim 5, wherein: a first included angle between the backrest support frame and the seat main body support is 90-120 degrees.

7. The super zero-gravity seat frame according to claim 1, wherein: a first cross beam is connected between the bottoms of the two fixed bases, a second cross beam is connected between the bottoms of the two seat main body supports connected with one end of the backrest support frame, a third cross beam is connected between the positions, close to the leg telescopic support frames, of the two seat main body supports, and a fourth cross beam is connected between the two leg telescopic support frames; a first connector is arranged in the middle of the first cross beam, the angle adjusting driving unit is rotationally connected with the first connector, a second connector is arranged on one side of the first connector on the second cross beam, and the leg stretching driving unit is rotationally connected with the second connector; the middle of the bottom surface of the third cross beam is provided with a third connector, the output end of the angle adjusting driving unit is rotatably connected with the third connector, the top surface of the fourth cross beam is provided with a fourth connector on one side of the third connector, which is deviated from the second connector, and the output end of the leg stretching driving unit is rotatably connected with the fourth connector.

8. The super zero-gravity seat frame according to claim 7, wherein: still be connected with the fifth crossbeam between two unable adjustment bases, the both ends of fifth crossbeam are provided with a plurality of bolster, the bolster is the rubber material.

9. The super zero-gravity seat frame according to claim 8, wherein: the fixed base is provided with a triangular supporting seat, and the two supporting seats incline towards the middle part of the first cross beam from the fixed base.

10. The super zero-gravity seat frame according to claim 9, wherein: the top of the supporting seat is provided with a vertical pivoting part, and the middle part of the pivoting part is provided with a shaft hole; the middle part of the seat main body bracket is positioned at the inner side of the pin joint part and is rotationally connected with the shaft hole through a rotating shaft.