CN214016767U

CN214016767U - Sitting posture correcting chair

Info

Publication number: CN214016767U
Application number: CN202120188772.8U
Authority: CN
Inventors: 刘多华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-08-24
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses a chair is corrected to position of sitting belongs to office accommodation technical field. A sitting posture correcting chair comprises a cushion, a lifting base and a backrest, wherein an installation box is fixedly connected to the cushion, the backrest is rotatably connected to the installation box, the output end of the lifting base is fixedly connected to the bottom of the cushion, a connecting rod is connected to the backrest in a sliding mode and extends out of the backrest, a fixed rod is fixedly connected to the outside of the backrest, a first installation cavity is formed in the backrest, a first threaded rod is rotatably connected to the first installation cavity, and threaded holes corresponding to the first threaded rod are formed in the connecting rod; the utility model discloses a shoulder, armpit and the waist to human body are fixed to prevent that human habitual from leaning forward and leading to correcting the correction function inefficacy of chair, avoid the human body to sit for a long time and lead to hunchback and lumbar disc herniation.

Description

Sitting posture correcting chair

Technical Field

The utility model relates to an office accommodation technical field especially relates to a chair is corrected to position of sitting.

Background

Traditional seat all has complete seat, and when sitting in addition people like sitting on the seat completely, namely the buttock is whole to be in on the seat, when handling official business, people need sit and handle official business on the chair, but this kind of position of sitting, can't persist for a long time, it is long time, people like the back of a bend, can not keep the back straight, consequently, it forms the hunchback easily for a long time, because the position of sitting is incorrect, influence to vertebra is great, it is long time, the brain oxygen suppliment can reduce, can not keep the head clear-headed, easy distraction.

The sitting posture correcting chair in the prior art has certain correcting capability, but the sitting time is long, the body still leans forwards unconsciously, and the correcting capability of the chair is not useful, so the sitting posture correcting chair needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the human body feels habitually forward and is easy to cause humpback in the prior art, and provides a sitting posture correcting chair.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a chair is corrected to position of sitting, includes cushion, lift base and back, fixedly connected with install bin on the cushion, the back rotates to be connected on the install bin, lift base's output fixed connection is in the bottom of cushion, sliding connection has the connecting rod on the back, the connecting rod extends to the outer fixedly connected with dead lever of back, first installation cavity has been seted up in the back, first installation cavity internal rotation is connected with first threaded rod, set up the screw hole corresponding with first threaded rod on the connecting rod, the first gear of fixedly connected with on the first threaded rod, it is connected with the second pivot to rotate on the back, fixedly connected with and first gear engaged with second gear in the second pivot, the second pivot extends to the first adjust knob of the outer fixedly connected with of back.

Preferably, the side wall of the backrest is fixedly connected with a connecting block, and a magic adhesive binding belt is arranged on the connecting block.

Preferably, the backrest and the cushion are respectively provided with a clamping block, the clamping block is fixedly connected to the cushion, the clamping block is slidably connected to the backrest, the clamping block is provided with an elastic plate, the first installation cavity is rotatably connected with a second threaded rod, the clamping block is provided with a threaded hole corresponding to the second threaded rod, the second threaded rod is fixedly connected with a third gear, the first installation cavity is rotatably connected with a third rotating shaft, the third rotating shaft is fixedly connected with a fourth gear meshed with the third gear, and the third rotating shaft extends to a second adjusting knob fixedly connected to the outside of the backrest.

Preferably, a second mounting cavity is formed in the fixing rod, a sliding block is connected in the second mounting cavity in a sliding mode, a rubber head is fixedly connected to the bottom of the sliding block, and a driving portion used for driving the sliding block to slide in a reciprocating mode is arranged in the second mounting cavity.

Preferably, the drive division includes motor and drive shaft, motor fixed connection is in the second installation intracavity, drive shaft fixed connection is at the output of motor, fixedly connected with cam in the drive shaft, oval spout has been seted up on the cam, slider sliding connection is in oval spout.

Preferably, install bin fixed connection is on the cushion, the install bin internal rotation is connected with first pivot, first pivot and back fixed connection, fixedly connected with block gear in the first pivot, fixedly connected with mounting panel in the install bin, sliding connection has the kelly with block gear matched with on the mounting panel, the kelly has fixedly connected with ejector pad and limiting plate in proper order from a left side to the right side, the cover has the elastic component on the kelly, the both ends of elastic component offset with limiting plate and mounting panel respectively, the cover has the torsional spring in the first pivot, the both ends of torsional spring respectively with the inner wall fixed connection of first pivot and install bin.

Compared with the prior art, the utility model provides a chair is corrected to position of sitting possesses following beneficial effect:

1. the sitting posture correction chair fixes the shoulders, armpits and waist of a human body, thereby preventing the correction function of the correction chair from failing due to habitual forward inclination of the human body and avoiding humpback and lumbar disc herniation caused by long-time sitting of the human body.

2. This chair is corrected to position of sitting has seted up the second installation cavity through opening in the dead lever, and sliding connection has the slider in the second installation cavity, and the bottom fixedly connected with rubber head of slider is equipped with in the second installation cavity and is used for driving the reciprocating sliding's of slider drive division.

3. This chair is corrected to position of sitting, through install bin fixed connection on the cushion, the install bin internal rotation is connected with first pivot, first pivot and back fixed connection, fixedly connected with block gear in the first pivot, fixedly connected with mounting panel in the install bin, sliding connection has the kelly with block gear matched with on the mounting panel, the kelly is from a left side to the right fixedly connected with ejector pad and limiting plate in proper order, the cover has the elastic component on the kelly, the both ends of elastic component offset with limiting plate and mounting panel respectively, the cover has the torsional spring in the first pivot, the both ends of torsional spring respectively with the inner wall fixed connection of first pivot and install bin, be convenient for adjust the angle between back and the cushion, user's comfort level is improved, and can put the back when noon break, lie above that the rest.

Drawings

Fig. 1 is a front view of a sitting posture correcting chair provided by the present invention;

fig. 2 is a first right side view of a sitting posture correcting chair provided by the present invention;

fig. 3 is a second right side view of a sitting posture correcting chair provided by the present invention;

fig. 4 is a top view of a sitting posture correcting chair provided by the present invention;

FIG. 5 is a schematic structural view of part A of the sitting posture correcting chair of the present invention shown in FIG. 2;

FIG. 6 is a schematic structural view of the portion B in FIG. 3 of a sitting posture correcting chair according to the present invention;

fig. 7 is a schematic structural view of a portion C in fig. 4 of a sitting posture correcting chair according to the present invention;

fig. 8 is a schematic structural view of a sitting posture correcting chair cam provided by the present invention.

In the figure: 1. a cushion; 2. installing a box; 201. a first rotating shaft; 2011. engaging a gear; 2012. a torsion spring; 202. mounting a plate; 203. a clamping rod; 2031. a push block; 2032. an elastic member; 2033. a limiting plate; 3. a backrest; 31. a first mounting cavity; 301. a first threaded rod; 3011. a first gear; 302. a second rotating shaft; 3021. a second gear; 3022. a first adjustment knob; 303. a second threaded rod; 3031. a third gear; 304. a third rotating shaft; 3041. a fourth gear; 3042. a second adjustment knob; 305. connecting blocks; 3051. magic adhesive bandage; 306. a clamping block; 3061. an elastic plate; 4. a connecting rod; 41. fixing the rod; 411. a second mounting cavity; 402. a motor; 403. a drive shaft; 404. a cam; 4041. an elliptical chute; 405. a slider; 406. a rubber head; 5. a lifting base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

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, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1 to 8, a sitting posture correcting chair comprises a seat cushion 1, lifting pedestal 5 and back 3, fixedly connected with install bin 2 on the cushion 1, back 3 rotates and connects on install bin 2, lifting pedestal 5's output fixed connection is in the bottom of cushion 1, sliding connection has connecting rod 4 on the back 3, connecting rod 4 extends to the outer fixedly connected with dead lever 41 of back 3, first installation cavity 31 has been seted up in the back 3, first installation cavity 31 internal rotation is connected with first threaded rod 301, set up the screw hole corresponding with first threaded rod 301 on the connecting rod 4, fixedly connected with first gear 3011 on the first threaded rod 301, rotating connection has second pivot 302 on the back 3, fixedly connected with and first gear 3011 engaged with second gear 3021 on the second pivot 302, second pivot 302 extends to the outer fixedly connected with first adjust knob 3022 of back 3.

The lateral wall fixedly connected with connecting block 305 of back 3 is equipped with magic on the connecting block 305 and glues bandage 3051.

The backrest 3 and the seat cushion 1 are both provided with a clamping block 306, one group of clamping blocks 306 is fixedly connected to the seat cushion 1, the other group of clamping blocks 306 is slidably connected to the backrest 3, the two groups of clamping blocks 306 are clamped with an elastic plate 3061, a second threaded rod 303 is rotatably connected to the first mounting cavity 31, a threaded hole corresponding to the second threaded rod 303 is formed in each clamping block 306, a third gear 3031 is fixedly connected to the second threaded rod 303, a third rotating shaft 304 is rotatably connected to the first mounting cavity 31, a fourth gear 3041 meshed with the third gear 3031 is fixedly connected to the third rotating shaft 304, and the third rotating shaft 304 extends to the outside of the backrest 3 and is fixedly connected with a second adjusting knob 3042.

A second mounting cavity 411 is formed in the fixing rod 41, a sliding block 405 is connected in the second mounting cavity 411 in a sliding mode, a rubber head 406 is fixedly connected to the bottom of the sliding block 405, and a driving portion used for driving the sliding block 405 to slide in a reciprocating mode is arranged in the second mounting cavity 411.

The drive part includes motor 402 and drive shaft 403, and motor 402 fixed connection is in second installation cavity 411, and drive shaft 403 fixed connection is at the output of motor 402, fixedly connected with cam 404 on the drive shaft 403, has seted up oval spout 4041 on the cam 404, and slider 405 sliding connection is in oval spout 4041.

2 fixed connection of install bin on

cushion

1, 2 internal rotations of install bin are connected with first pivot 201, first pivot 201 and back 3 fixed connection, fixedly connected with block gear 2011 on the

first pivot

201, 2 internal fixedly connected with mounting panel 202 of install bin, sliding connection has the kelly 203 with block gear 2011 matched with on the mounting panel 202, kelly 203 has fixedly connected with ejector pad 2031 and limiting plate 2033 in proper order from a left side to the right side, the cover has elastic component 2032 on the kelly 203, elastic component 2032's both ends offset with limiting plate 2033 and mounting panel 202 respectively, the cover has torsional spring 2012 on the first pivot 201, the both ends of torsional spring 2012 respectively with the inner wall fixed connection of first pivot 201 and install bin 2.

In the utility model, sitting on the cushion 1, pushing the pushing block 2031, the pushing block 2031 slides the blocking rod 203, the elastic element 2032 compresses to loosen the block gear 2011, pushing the backrest 3, adjusting the angle between the backrest 3 and the cushion 1 to make the angle between the two reach the angle most suitable for the user, improving the comfort of the user, loosening the pushing block 2031, rebounding the elastic element 2032 to make the blocking rod 203 block the block gear 2011, thereby fixing the backrest 3, adjusting the height of the fixing rod 41 according to the height of the user, specifically, rotating the first adjusting knob 3022, the first adjusting knob 3022 rotates the second gear 3021 through the second rotating shaft 302, the second gear 3021 rotates the first threaded rod through the first gear 3011, thereby making the connecting rod 4 slide on the backrest 3, rotating the second adjusting knob 3042, the second adjusting knob 3042 rotates the fourth gear 3041 through the third rotating shaft 304, the fourth gear 3041 rotates the second threaded rod 303 through the third gear 3031, so that the fixture block 306 slides on the backrest 301, the curvature of the elastic plate 3061 is sequentially adjusted to fit the waist of the user, the armpit and the waist are fixed through the magic adhesive bandage 3051, finally the fixing rod 41 is clamped on the shoulder, the armpit and the waist of the human body are fixed through the device, so that the correction function failure of the correction chair caused by habitual forward tilting of the human body is prevented, the humpback and lumbar disc protrusion caused by long-time sitting of the human body are avoided, and when the shoulder feels aching pain in long-time sitting, the motor 402 can be started, the cam 404 is rotated through the driving shaft by the motor 402, the slide block 405 slides back and forth through the oval sliding groove 4041 by the cam 404, and the slide block 405 beats the shoulder 403 of the human through the rubber head 406, so that the shoulder fatigue of the human is relieved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A sitting posture correcting chair comprises a cushion (1), a lifting base (5) and a backrest (3), wherein an installation box (2) is fixedly connected onto the cushion (1), the backrest (3) is rotatably connected onto the installation box (2), the output end of the lifting base (5) is fixedly connected to the bottom of the cushion (1), the sitting posture correcting chair is characterized in that a connecting rod (4) is slidably connected onto the backrest (3), the connecting rod (4) extends to the outside of the backrest (3) and is fixedly connected with a fixing rod (41), a first installation cavity (31) is formed in the backrest (3), a first threaded rod (301) is rotatably connected into the first installation cavity (31), a threaded hole corresponding to the first threaded rod (301) is formed in the connecting rod (4), a first gear (3011) is fixedly connected onto the first threaded rod (301), a second rotating shaft (302) is rotatably connected onto the backrest (3), the second rotating shaft (302) is fixedly connected with a second gear (3021) meshed with the first gear (3011), and the second rotating shaft (302) extends to the outside of the backrest (3) and is fixedly connected with a first adjusting knob (3022).

2. The sitting posture correcting chair as claimed in claim 1, wherein a connecting block (305) is fixedly connected to the side wall of the backrest (3), and a magic adhesive tape (3051) is arranged on the connecting block (305).

3. The sitting posture correcting chair according to claim 1, wherein the backrest (3) and the cushion (1) are provided with fixture blocks (306), one set of fixture blocks (306) is fixedly connected to the cushion (1), the other set of fixture blocks (306) is slidably connected to the backrest (3), two sets of fixture blocks (306) are clamped with elastic plates (3061), a second threaded rod (303) is rotationally connected in the first mounting cavity (31), the clamping block (306) is provided with a threaded hole corresponding to the second threaded rod (303), a third gear (3031) is fixedly connected to the second threaded rod (303), a third rotating shaft (304) is rotatably connected to the first mounting cavity (31), a fourth gear (3041) meshed with the third gear (3031) is fixedly connected to the third rotating shaft (304), the third rotating shaft (304) extends to the outside of the backrest (3) and is fixedly connected with a second adjusting knob (3042).

4. The sitting posture correcting chair according to claim 1, wherein a second mounting cavity (411) is formed in the fixing rod (41), a sliding block (405) is connected in the second mounting cavity (411) in a sliding manner, a rubber head (406) is fixedly connected to the bottom of the sliding block (405), and a driving portion for driving the sliding block (405) to slide back and forth is arranged in the second mounting cavity (411).

5. The sitting posture correcting chair according to claim 4, wherein the driving part comprises a motor (402) and a driving shaft (403), the motor (402) is fixedly connected in the second mounting cavity (411), the driving shaft (403) is fixedly connected at the output end of the motor (402), a cam (404) is fixedly connected on the driving shaft (403), an oval sliding groove (4041) is formed in the cam (404), and the sliding block (405) is slidably connected in the oval sliding groove (4041).

6. The sitting posture correcting chair according to claim 1, wherein the mounting box (2) is fixedly connected to the cushion (1), a first rotating shaft (201) is rotatably connected to the mounting box (2), the first rotating shaft (201) is fixedly connected to the backrest (3), a clamping gear (2011) is fixedly connected to the first rotating shaft (201), a mounting plate (202) is fixedly connected to the mounting box (2), a clamping rod (203) matched with the clamping gear (2011) is slidably connected to the mounting plate (202), a pushing block (2031) and a limiting plate (2033) are sequentially and fixedly connected to the clamping rod (203) from left to right, an elastic member (2032) is sleeved on the clamping rod (203), two ends of the elastic member (2032) are respectively abutted against the limiting plate (2033) and the mounting plate (202), a torsion spring (2012) is sleeved on the first rotating shaft (201), and two ends of the torsion spring (2012) are respectively fixedly connected with the first rotating shaft (201) and the inner wall of the installation box (2).