CN221430691U - Adjustable waist support chair - Google Patents

Adjustable waist support chair Download PDF

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Publication number
CN221430691U
CN221430691U CN202420265599.0U CN202420265599U CN221430691U CN 221430691 U CN221430691 U CN 221430691U CN 202420265599 U CN202420265599 U CN 202420265599U CN 221430691 U CN221430691 U CN 221430691U
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support
waist
chair
seat
sliding
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CN202420265599.0U
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Chinese (zh)
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请求不公布姓名
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Gugwo Zhejiang Home Technology Co ltd
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Gugwo Zhejiang Home Technology Co ltd
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Abstract

The utility model relates to the technical field of seats, in particular to an adjustable waist support chair, which comprises a seat support, wherein a chair back piece is arranged on the vertical surface of the seat support, a seat base piece is arranged on the horizontal surface of the seat support, a waist support component is arranged between the chair back piece and the seat base piece, the seat base piece slides forwards and backwards along the horizontal surface of the seat support, the chair back piece slides upwards and downwards along the vertical surface of the seat support, the waist support component slides upwards and downwards obliquely along the surface, far away from the seat support, of the chair back piece, the waist support component comprises a waist support which can rotationally cover two sides of a waist, the waist support can slide upwards and downwards obliquely through a return spring pulling sliding block, and the return spring returns the waist support and lifts the waist when the waist support sinks. The beneficial effects of the utility model are as follows: effective support to human waist is realized through elasticity chase after the waist, simultaneously can wrap up the waistline of different sizes completely and further each position is adjustable.

Description

Adjustable waist support chair
Technical Field
The utility model relates to the technical field of seats, in particular to an adjustable waist support chair.
Background
Conventional chairs generally comprise three main parts, namely a seat, a back and legs (feet), wherein the back can be made of different materials to form different shapes, but usually comprises a whole backboard for leaning on as a back. However, the chair back formed by the whole back plate does not completely conform to the ergonomic principle when in use, because the human spine is in an S-shaped form, when the back rests on the traditional chair back, the back can only be supported at a certain point or a local area, and most of the weight of the upper body is supported by the waist, so that the back pain is unavoidable when sitting for a long time, and even the scoliosis is caused.
The prior utility model has been disclosed in patent application number 202122006786.6 as a chair for lumbar adjustment, comprising a seat support, a back member and a seat assembly, one side of the seat support being connected to the seat assembly, the other side of the seat support being connected to the back member; the chair also comprises a waist support part which is movably connected with the chair back part and/or the chair bracket and is used for supporting the waist; and the driving assembly is used for adjusting the angle between the waist support piece and the chair back piece. The waist support piece is used for supporting the waist of a user, so that uncomfortable problems such as soreness of the waist or lumbago of the user are effectively relieved. In addition, the angle of the waist support piece relative to the chair back piece can be flexibly adjusted, so that users with different requirements can be met.
However, although the seat can support the waist of a human body, the seat cannot effectively support the waist when the human body adjusts the sitting posture, and can not completely cover waistlines with different sizes, so that better covering comfort is realized, and all parts are not easy to adjust.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the waist support chair which can realize effective support of the waist of a human body through elastic waist tracking and can completely cover waistlines with different sizes and further can be adjusted at all parts aiming at the defects of the prior art.
In order to achieve the above purpose, adopt following technical scheme, an adjustable waist support chair, including the seat support, the seat support vertical face is equipped with the back of the chair spare, the seat support horizontal plane is equipped with the seat support spare, be equipped with the waist between back of the chair spare and the seat support spare and hold in the palm the subassembly, the seat support spare slides along seat support horizontal face front and back, the back of the chair spare slides along seat support vertical face from top to bottom, the waist holds in the palm the subassembly along the back of the chair spare and keeps away from seat support one side oblique upper and lower slip, the waist holds in the palm the subassembly including the waist that rotatable cladding waist both sides holds in the palm, and waist holds in the palm and is kept away from waist one side rotation and be connected with the slider, is equipped with the top spring between slider and the waist support, the extension is equipped with the board that slides towards seat support spare one end on the back of the seat, slide board one side supplies the slider to slide upwards and down, and the another side is equipped with one end hook between the board that slides and slides, and holds in the slider, and the return spring on the slider is located on the slider to hold in the palm when waist holds in the palm down.
By adopting the technical scheme, the chair back piece can slide up and down on the vertical surface of the seat support, the chair seat piece can slide back and forth on the horizontal surface of the seat support, the chair can be properly adjusted according to the height and the thickness of a person, so that a user can sit more comfortably, and because the waist of the person has a certain inclination, the sliding block can slide up and down on the sliding plate and give a supporting force to the waist in an inclined way when the person leans down, so that the waist of the person can be better supported, the waistline of each person is different, the two sides of the waist support component can rotate towards the direction of the waist, so that the whole waist can be better covered, the larger the waistline is, the larger the opening angle of the two sides is, the smaller the waistline is, the opening angle of the two sides is smaller, the sliding block is abutted to one side of the sliding plate, and the rolling wheel can be arranged, so that the sliding block can slide up and down in an inclined way, and can also slide up and down on the vertical surface of the seat support and hover after the sliding block is leaned down, and the waist can be pulled back after the sliding block is adjusted, so that the waist can be pulled back.
An adjustable lumbar support chair may be further configured to: the waist holds in the palm including main waist holds in the palm and rotates the side waist that locates main waist and holds in the palm both sides, main waist holds in the palm both sides and is equipped with the pivot, and the pivot is equipped with a plurality of adjustment tank towards waist one end, side waist holds in the palm the internalization and is equipped with the elasticity regulating block, and the arch is equipped with the regulation tooth that supports rotation angle with the adjustment tank meshing regulation side waist on the elasticity regulating block, elasticity regulating block keeps away from setting up regulation tooth one side and is equipped with the spacing spring with side waist support elasticity butt, and spacing spring promotes the regulation tooth and the adjustment tank elasticity of elasticity regulating block spacing.
By adopting the technical scheme, the rotation angle of the side waist support can be set to be multiple gears through the plurality of adjusting grooves, for example, the adjusting grooves are set to be four, thus, the side waist support can realize the adjustment of four gears, meanwhile, the limiting springs can enable the adjusting teeth to be elastically limited with the adjusting grooves, when the adjusting teeth are adjusted to be in a gear, the adjusting teeth are abutted against the adjusting grooves to keep the rotation angle, when the adjusting teeth are required to be continuously adjusted, the limiting springs are only required to be pulled to be pressed down to continuously adjust the side waist support, the retarding sense of the adjusting is weak, and the integral adjusting smoothness of products is increased.
An adjustable lumbar support chair may be further configured to: the sliding plate is provided with a saw-shaped groove towards one face of the seat support in a concave mode, and the vertical face of the seat support is provided with elastic supporting blocks which are elastically abutted to the saw-shaped groove and used for adjusting the ascending and descending heights of the chair back pieces in a multi-section mode.
By adopting the technical scheme, the saw-shaped groove is inclined upwards and is similar to a saw in shape, the structure of the elastic supporting block is similar to that of the elastic adjusting block, and the elastic supporting block is elastically supported through the structure of the spring, so that the sliding block can realize multi-gear adjustment, the sliding block can hover at the vertical position of the seat support, and the adjustment smoothness of a product is improved.
An adjustable lumbar support chair may be further configured to: one end of the chair back piece, which is far away from the waist support component, is provided with a headrest which can be adjusted in height through a rack and can be turned up and down.
By adopting the technical scheme, the headrest can be adjusted through the racks according to the height of the head of a person so as to rise and descend, and the headrest can be turned up and down along the rotating shaft, so that the headrest can be more suitable for the head and neck of the person, and the headrest can be more fit with a seat when the person lies on the headrest, so that the headrest is more comfortable.
An adjustable lumbar support chair may be further configured to: the bottom of the seat part is provided with at least two sliding grooves, a sliding fixing part fixedly connected with the horizontal plane of the seat support is arranged in the sliding grooves in a sliding manner, the sliding fixing part stretches into the sliding grooves and abuts against the seat part, and the length of the sliding grooves is larger than that of the sliding fixing part.
By adopting the technical scheme, the sliding grooves in the bottom of the seat part are generally formed into four grooves, so that four corners of the seat support can be fixed, the seat support is not easy to loosen, the cross section of the sliding fixing part is I-shaped, the seat part and the seat support can be slid and cannot be separated, the length of the sliding grooves is also larger than that of the sliding fixing part, the sliding fixing part can slide back and forth in the sliding grooves, the function of adjusting the front seat and the back seat of an automobile is similar, and meanwhile, the front and back sliding can be completed by only four sliding fixing parts compared with the mode of adjusting the whole automobile, so that the cost is saved.
An adjustable lumbar support chair may be further configured to: one side of the sliding fixing piece is provided with a limiting tooth, one side of the bottom of the seat part is rotatably provided with an adjusting handle, and the adjusting handle is provided with a clamping protrusion meshed with the limiting tooth.
By adopting the technical scheme, the adjusting handle is meshed with the limiting teeth at ordinary times, when one end of the adjusting handle is pressed down, the other end meshed with the adjusting teeth can tilt, at the moment, the seat part can be adjusted forwards and backwards, and meanwhile, the adjusting teeth and the adjusting protrusions are matched with each other to adjust the seat part, so that a plurality of gears are arranged, and the adjusting handle is similar to a manual seat front-rear adjusting handle of an automobile.
An adjustable lumbar support chair may be further configured to: the bottom of the chair seat part is provided with a turnover leg support in a telescopic way.
By adopting the technical scheme, the leg support can be telescopically stored at the bottom of the seat part and can be turned over, so that the leg can not be blocked when the chair is used at ordinary times, and meanwhile, the telescopic function of the leg support is realized by adopting a mode of matching a simpler sliding rod with a sliding chute, so that the chair is simple to operate and convenient to store.
The utility model is described in further detail below with reference to the drawings and examples.
Drawings
Fig. 1 is a perspective view of fig. 1 according to an embodiment of the present utility model.
Fig. 2 is a perspective view of another aspect of an embodiment of the present utility model, shown in fig. 2.
Fig. 3 is a diagram illustrating a connection structure between the lumbar support assembly and the seatback member in fig. 1 according to an embodiment of the present utility model.
Fig. 4 is a schematic diagram of the explosion structure of fig. 3 according to an embodiment of the present utility model.
Fig. 5 is an enlarged view of a portion a in fig. 4 according to an embodiment of the present utility model.
Fig. 6 is a schematic structural view of the elastic adjusting block in fig. 5 according to an embodiment of the present utility model.
Fig. 7 is a schematic structural view of the main lumbar support in fig. 5 according to an embodiment of the present utility model.
Fig. 8 is a structural view showing the connection of the seatback member to the seat bracket in the embodiment of the present utility model.
Fig. 9 is a schematic diagram of the explosion structure of fig. 8 in an embodiment of the present utility model.
Fig. 10 is a schematic structural view of the elastic supporting block in fig. 9 according to an embodiment of the present utility model.
Fig. 11 is a schematic view of the back structure of the chair back member according to the embodiment of the present utility model.
FIG. 12 is a schematic view showing the internal structure of a seat member according to an embodiment of the present utility model
In the figure: 1. a seat support; 2. a chair back member; 3. a seat member; 4. a chute; 5. a slip fixture; 11. limit teeth; 12. an adjusting handle; 13. the clamping bulge; 14. a leg rest; 15. saw type groove; 16. a headrest; 17. an elastic abutting block; 20. a lumbar support assembly; 21. a waist support; 22. a main waist support; 23. a side waist support; 24. a rotating shaft; 25. an adjustment tank; 26. an elastic adjusting block; 27. adjusting teeth; 28. a limit spring; 29. a slide block; 31. a slip plate; 32. a return spring; 33. and (5) pushing the spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: an adjustable waist support chair as shown in figures 1-12 comprises a seat support 1, wherein a chair back part 2 is arranged on the vertical surface of the seat support 1, a seat part 3 is arranged on the horizontal surface of the seat support 1, the seat part 3 slides forwards and backwards along the horizontal surface of the seat support 1, as shown in figure 12, four sliding grooves 4 are arranged at the bottom of the seat part 3, so that four corners of the seat support 1 can be fixed and are not easy to loosen, a sliding fixing part 5 fixedly connected with the horizontal surface of the seat support 1 is arranged in the sliding grooves 4 in a sliding manner, the sliding fixing part 5 stretches into the sliding grooves 4 and abuts against the seat part 3, the length of the sliding grooves 4 is longer than that of the sliding fixing part 5, The sliding fixing piece 5 has an I-shaped section, so the chair seat 3 and the chair bracket 1 can not slip out while sliding, the length of the sliding chute 4 is larger than that of the sliding fixing piece 5, the sliding fixing piece 5 can slide back and forth in the sliding chute 4, the sliding fixing piece is similar to the front and back chair adjusting function of an automobile, meanwhile, compared with the whole adjusting mode of the automobile, the sliding fixing piece 5 can complete the back and forth sliding, the cost is saved, one side of the sliding fixing piece 5 is provided with a limiting tooth 11, one side of the bottom of the chair seat 3 is rotationally provided with an adjusting handle 12, the adjusting handle 12 is provided with a clamping protrusion 13 meshed with the limiting tooth 11, The multi-gear adjustment of the seat part 3 can also be realized through the clamping protrusion 13 on the adjusting handle 12, as shown in fig. 1, the bottom of the seat part 3 is telescopically provided with a reversible leg support 14, a waist support component 20 is arranged between the seat back part 2 and the seat part 3, one end of the seat back part 2 far away from the waist support component 20 is provided with a headrest 16 which is adjustable in height through a rack and can be turned up and down, the waist support component 20 slides obliquely upwards and downwards along one surface of the seat back part 2 far away from the seat support 1, as shown in fig. 3-7, the waist support component 20 comprises a waist support 21 which can rotationally cover two sides of a waist, the waist support 21 comprises a main waist support 22 and side waist supports 23 which are rotationally arranged at two sides of the main waist support 22, The two sides of the main waist support 21 are provided with rotating shafts 24, one end of each rotating shaft 24 facing the waist is concavely provided with a plurality of adjusting grooves 25, the side waist support 23 is internally and movably provided with an elastic adjusting block 26, adjusting teeth 27 meshed with the adjusting grooves 25 and adjusting the rotation angle of the side waist support 23 are convexly arranged on the elastic adjusting block 26, one surface of each elastic adjusting block 26, which is far away from the adjusting teeth 27, is provided with a limiting spring 28 elastically abutted with the side waist support 23, the limiting spring 28 pushes the adjusting teeth 27 of the elastic adjusting block 26 to elastically limit the adjusting grooves 25, one surface of the main waist support 21, which is far away from the waist, is rotationally connected with a sliding block 29, as shown in figures 4 and 8-11, A sliding plate 31 is arranged on the chair back part 2 towards one end of the chair seat part in an extending way, one surface of the sliding plate 31 is provided with a sliding block 29 which slides up and down obliquely, the other surface of the sliding plate slides up and down along the vertical surface of the chair support 1 and can hover, the chair back part 2 slides up and down along the vertical surface of the chair support 1, a saw-shaped groove 15 is concavely arranged on one surface of the sliding plate towards the chair support, an elastic supporting block 17 which is elastically abutted to the saw-shaped groove 15 and used for adjusting the ascending and descending height of the chair back part 2 in a multi-section way is arranged on the vertical surface of the chair support 1, a top spring 33 is arranged between the sliding block 29 and the main waist support 22, and a roller can be arranged on one surface of the sliding block 29 which is abutted to the sliding plate 31, so that the chair back part slides up and down obliquely and is smoother, One end of the sliding plate 31 is hooked on the sliding plate 31, the other end of the sliding plate 29 is hooked on the return spring 32 on the sliding plate 29, the return spring 32 returns the waist support 21 and lifts the waist when the waist support 21 is sunken, the chair back part 2 can slide up and down on the vertical surface of the chair support 1, the chair seat part 3 can slide back and forth on the horizontal surface of the chair support 1, the chair can be properly adjusted according to the height, the sitting comfort of a user is improved, and the waist of the user has a certain inclination because the sliding plate 31 slides up and down obliquely and the return spring 32 gives a supporting force to the waist obliquely when the user leans down, So that the waist of a human body can be better supported, and the waistline of each person is different, therefore, the side waist supports 22 on the two sides of the main waist support 21 can rotate towards the direction of the waist to better cover the whole waist, the bigger the waistline is, the bigger the opening angle on the two sides is, the smaller the waistline is, the smaller the opening angle on the two sides is, the chair back piece 2 of the product can slide up and down for adjustment, the chair seat piece 3 can slide back and forth for adjustment, the waist support 21 can obliquely support the waist and realize the oblique supporting force to the waist through the return spring 32, the headrest 16 can also adjust up and down, the leg support 14 can be flexibly turned and stored, the effective adjustment to the human body with different statures can be realized to adapt to different body types, People of different body types can also realize a more comfortable sitting posture.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be stably included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a waist support chair with adjustable, includes seat support (1), and seat support (1) vertical face is equipped with back of the chair piece (2), seat support (1) horizontal plane is equipped with seat support piece (3), be equipped with waist support subassembly (20), its characterized in that between back of the chair piece (2) and seat support piece (3): the chair comprises a chair support (1), a chair seat (3) slides back and forth along the horizontal surface of the chair support (1), a chair back (2) slides up and down along the vertical surface of the chair support (1), a waist support component (20) slides up and down along the surface of the chair back (2) away from the chair support (1), the waist support component (20) comprises a waist support (21) capable of rotationally coating two sides of the waist, the waist support (21) is rotationally connected with a sliding block (29) away from one surface of the waist, a top spring (33) is arranged between the sliding block (29) and the waist support (21), a sliding plate (31) extends towards one end of the chair back (2), the sliding plate (31) is provided with a sliding block (29) in an inclined manner, the other surface of the sliding plate slides up and down along the vertical surface of the chair support (1) and can hover, one end of the sliding plate (31) is hooked on the sliding block (29), the other end of the waist support is hooked on the sliding plate (31), and the other end of the waist support is hooked on a return spring (32) on the sliding block (29), and the waist support (21) is lifted up when the waist support (21) is sunk.
2. An adjustable lumbar support chair according to claim 1, wherein: the waist holds in palm (21) including main waist holds in the palm (22) and rotates side waist that main waist held in the palm (22) both sides holds in the palm (23), main waist holds in the palm (22) both sides and is equipped with pivot (24), pivot (24) are equipped with a plurality of adjustment tank (25) towards waist one end indent, side waist holds in the palm (23) internalization and is equipped with elasticity regulating block (26), and the arch is equipped with on elasticity regulating block (26) and adjusts side waist and hold in the palm (23) turned angle's regulation tooth (27) with adjustment tank (25), elasticity regulating block (26) keep away from setting up spacing spring (28) that regulating tooth (27) one side was equipped with side waist held in the palm (23) elasticity butt, spacing spring (28) promote elasticity regulating block's regulation tooth (27) and adjustment tank (25) elasticity spacing.
3. An adjustable lumbar support chair according to claim 1, wherein: the sliding plate is concavely provided with a saw-shaped groove (15) towards one surface of the seat support, and the vertical surface of the seat support (1) is provided with an elastic supporting block (17) which is elastically supported in the saw-shaped groove (15) and used for adjusting the ascending and descending heights of the chair back piece (2) in a multi-section mode.
4. An adjustable lumbar support chair according to claim 3, wherein: one end of the chair back piece (2) far away from the waist support component (20) is provided with a headrest (16) which can be turned up and down by adjusting the height of the rack.
5. An adjustable lumbar support chair according to claim 1, wherein: the bottom of the seat part (3) is provided with at least two sliding grooves (4), sliding fixing pieces (5) fixedly connected with the horizontal plane of the seat support (1) are arranged in the sliding grooves (4), the sliding fixing pieces (5) extend into the sliding grooves (4) and are propped against the seat part (3), and the length of the sliding grooves (4) is larger than that of the sliding fixing pieces (5).
6. An adjustable lumbar support chair according to claim 5, wherein: one side of the sliding fixing piece (5) is provided with a limiting tooth (11), one side of the bottom of the seat part (3) is rotatably provided with an adjusting handle (12), and the adjusting handle (12) is provided with a clamping protrusion (13) meshed with the limiting tooth (11).
7. An adjustable lumbar support chair according to claim 6, wherein: the bottom of the seat part (3) is provided with a turnover leg support (14) in a telescopic way.
CN202420265599.0U 2024-02-02 2024-02-02 Adjustable waist support chair Active CN221430691U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202420265599.0U CN221430691U (en) 2024-02-02 2024-02-02 Adjustable waist support chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202420265599.0U CN221430691U (en) 2024-02-02 2024-02-02 Adjustable waist support chair

Publications (1)

Publication Number Publication Date
CN221430691U true CN221430691U (en) 2024-07-30

Family

ID=92072849

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202420265599.0U Active CN221430691U (en) 2024-02-02 2024-02-02 Adjustable waist support chair

Country Status (1)

Country Link
CN (1) CN221430691U (en)

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