CN212630345U - Adjustable seat - Google Patents
Adjustable seat Download PDFInfo
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- CN212630345U CN212630345U CN202020965290.4U CN202020965290U CN212630345U CN 212630345 U CN212630345 U CN 212630345U CN 202020965290 U CN202020965290 U CN 202020965290U CN 212630345 U CN212630345 U CN 212630345U
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- chair
- locking piece
- adjustable seat
- piece
- locking
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Abstract
The utility model relates to a desk field especially relates to an adjustable seat, including the chair foot, set up in cushion portion on the chair foot and through connection structure with the back of the chair that cushion one end links to each other, connection structure including: the connecting frame is fixedly connected with the cushion part through a fixing piece; the sliding pieces are used for providing directional movement positioning when the chair back moves and are arranged on one side of the connecting frame; and the locking piece is used for locking or unlocking the matching state of the chair back and the connecting structure and is arranged on the other side of the connecting frame opposite to the side where the sliding piece is arranged. The utility model discloses simple structure, the equipment is convenient, and the structure is arranged closely, and the security is high.
Description
Technical Field
The utility model relates to a desk field especially relates to an adjustable seat.
Background
The backrest chair is a chair commonly used in daily life, work and study, and has the characteristic of the backrest, so that the back and waist part areas of a user are supported to improve the sitting comfort, most of backrests are in a fixed structure for production convenience, and the backrest chair with the structure cannot meet the requirements of people of different ages and heights, and even seriously influences the sitting comfort.
In view of the above problems, the chinese utility model with the publication number CN 204908652U discloses a chair back adjusting assembly, which comprises a base frame, a chair back frame, and a chair back adjusting structure capable of adjusting the relative position between the chair back frame and the base frame in the horizontal direction and the vertical direction; the chair back adjusting structure comprises a chair back guiding component and a chair back positioning component, wherein the chair back guiding component is arranged between the base frame and the chair back frame and used for guiding the movement of the cup frame, and the chair back positioning component is arranged between the base frame and the chair back frame and used for positioning the current position of the chair back frame. The utility model has simple structure and easy implementation; can effectively adjust the position of the chair back frame in the horizontal and vertical directions, thereby meeting the requirements of different human bodies on use comfort.
However, the components mentioned in the utility model have more detachable parts and are more troublesome in production and assembly.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an adjustable seat, the utility model discloses simple structure, the equipment is convenient, and the structure is arranged closely, and the security is high.
The utility model provides an adjustable seat, includes the chair foot, set up in cushion portion on the chair foot and through connection structure with the back of the chair that cushion portion one end links to each other, connection structure including: the connecting frame is fixedly connected with the cushion part through a fixing piece; the sliding pieces are used for providing directional movement positioning when the chair back moves and are arranged on one side of the connecting frame; and the locking piece is used for locking or unlocking the matching state of the chair back and the connecting structure and is arranged on the other side of the connecting frame opposite to the side where the sliding piece is arranged.
Through adopting the technical scheme, make the utility model discloses a simple structure sets up the horizontal vertical adjustment that realizes the back, and the structure is less simultaneously also enables the space of seat structure sets up compacter, and compact structure promotes the stability of seat, the user is safer when using.
Preferably, the seat back is disposed at a side of the connecting frame where the locking member is located, the sliding member and the seat back, which are respectively disposed at two sides of the connecting frame, are connected by a connecting member to form an integral adjusting portion, and the connecting frame is provided with a through groove for allowing the seat back to move directionally within a limited range in the adjusting portion.
The sliding part and the chair back are connected to form an integral adjusting part in a connecting piece mode, so that the installation and the subsequent maintenance and nursing are facilitated; and the through groove is arranged, so that the chair back is suspended in a half-empty state and cannot fall down, and the directional movement within a certain range is provided for the chair back, so that the arrangement position of the chair back can be adjusted.
Furthermore, the locking piece includes the locking lever, sets up in locking lever upper end locking piece and set up in the adjust knob of locking lever lower extreme, the link is located on the surface of locking piece one side be provided with end the board of deciding that the piece is mutually supported.
By adopting the technical scheme, when the chair back is adjusted to a required position, the chair back is temporarily fixed at the position by the fixing structure.
Furthermore, the lower end of the chair back is provided with a functional hole for the locking piece to move in the chair back, the functional hole consists of a stopping piece groove and a limiting hole, the inner contour of the stopping piece groove is matched with the outer contour of the stopping piece, the limiting hole is a through hole formed in the lower end face of the stopping piece groove, and the outer contour of the limiting hole is located inside the inner contour of the stopping piece groove.
Through adopting above-mentioned technical scheme, it is that the locking piece directly passes the back of the chair to do small amplitude motion in the confined range, simultaneously because the locking piece passes inside the back of the chair, the locking piece can drive under the effect of external force the back of the chair moves.
Preferably, the number of the sliding members is even, the connecting frame is a symmetrical structure with a plane as a symmetrical plane, and the even sliding members are symmetrically arranged with the plane as the symmetrical plane.
By adopting the technical scheme, the even number of the sliding parts are symmetrically arranged, so that the chair back is more stable in moving, and the symmetrically arranged sliding parts can balance force and save space between the symmetrically arranged sliding parts for placing other important structures.
Preferably, the connecting frame is provided with a groove, and the sliding part is arranged in the groove.
Through adopting above-mentioned technical scheme, make the slider is hidden in overall structure's inside, can effectively protect the slider can not damaged because of external factor, guarantees overall structure's pleasing to the eye degree simultaneously.
Preferably, the adjusting knob is provided with grooves. The flutes on the adjustment knob are used to increase the friction between the user's hand and the adjustment knob during use, thereby improving the comfort of use of the adjustment knob.
Preferably, the side surface of the connecting frame, which is positioned at the side of the chair back, is an inclined surface which forms a certain included angle with the horizontal ground.
By adopting the technical scheme, through the combined use of the structures, the inclined plane enables the movement of the chair back to be inclined upwards or inclined downwards, and the analysis is performed from the angle of users with different heights, so that the sitting posture of people with small statures is relatively forward, and the comfortable height of the chair back is relatively downward; for the relative crowds with high stature, the comfortable height of the chair back is relatively higher after the sitting posture is relatively leaned; based on this, the present structure is just suitable for such adjustment.
Preferably, the fixed plate is provided with a matching structure which is matched and locked with the fixed piece in the movable range.
By adopting the technical scheme, the chair back can be locked at different positions within a limited range, so that the chair back is suitable for users of different ages and body types.
Furthermore, the matching structure is two groups of engaged saw tooth structures. The engaged sawtooth structures can meet the requirements of locking at different positions, and the matching structures are high in stability after being combined by the sawtooth structures.
To sum up, the utility model has the advantages of it is following:
1. the structure is simple, the structures are tightly attached, and the installation and the disassembly are convenient;
2. the requirement of users with different body types on the position of the backrest is met in the simplest way;
3. the locking and unlocking mechanism is simple to use, the position of the chair back is easy and convenient to replace, the stability is high during locking, and the unlocking is basically not laborious.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the mechanism for adjusting the position of the back of the chair of the present invention;
FIG. 3 is a schematic view of the adjusting part;
FIG. 4 is a schematic view of a locking plate and a locking member;
the chair comprises a chair leg 1, a chair cushion 2, a chair back 3, a connecting structure 4, a connecting frame 4.1, a stopping plate 4.1, a sliding part 4.2, a locking part 4.3, a locking rod 4.3.1, a stopping part 4.3.2, an adjusting knob 4.3, a connecting piece a, a through groove b, a functional hole c, a stopping part groove c-1, a limiting hole c-2 and an adjusting part A.
Detailed Description
The invention will be further described with reference to the following examples:
embodiment 1, with reference to fig. 1 and 2, an adjustable seat includes a seat leg 1, where the seat leg 1 is composed of a connecting rod and five-star legs disposed at lower ends of the connecting rod, a universal wheel is mounted at lower ends of each of the five-star legs, and a reinforcing ring is further disposed at upper ends of the five-star legs to increase balance; the upper end of the connecting rod is connected with a cushion part 2, the cushion part 2 and the inner area of the connecting rod are also provided with a height adjusting mechanism for adjusting the height of the cushion part 2, and a user can control the height adjusting mechanism to adjust the height of the cushion part 2 through a protrudent operating rod; the one end of cushion portion 2 is provided with the back of the chair 3 of connecting through connection structure 4 including: the connecting frame 4.1 is fixedly connected to the cushion part 2 through a fastening screw; the two sliding pieces 4.2 are used for providing directional movement positioning when the chair back 3 moves and are arranged on one side of the connecting frame 4.1; and the locking piece 4.3 is used for locking or unlocking the matching state of the chair back 3 and the connecting structure 4 and is arranged on the other side of the connecting frame 4.1 relative to the sliding piece 4.2.
The locking piece 4.3 comprises a lock rod 4.3.1, a locking piece 4.3.2 arranged at the upper end of the lock rod 4.3.1 and an adjusting knob 4.3.3 arranged at the lower end of the lock rod 4.3.1, and grooves for increasing the friction force between a hand and the adjusting knob 4.3.3 when a user uses the lock rod are formed in the adjusting knob 4.3.3; a functional hole c is formed in the center of the lowest end of the chair back 3, the functional hole c comprises a stopping piece groove c-1 with the inner contour matched with the outer contour of the stopping piece 4.3.2 and a limiting hole c-2 arranged in the center of the lower end face of the stopping piece groove c-1, and the lock rod 4.3.1 can directly pass through the limiting hole c-2; the adjusting knob 4.3.3 is detachable, and after the locking rod 4.3.1 connected with the locking piece 4.3.2 enters the functional hole c through the locking piece groove c-2 and penetrates out from the other end of the limiting hole c-2, the locking rod 4.3.1 is fixedly connected with the adjusting knob 4.3.3 relative to the other end of the end where the locking piece 4.3.2 is located, so that the locking piece 4.3 can move in the chair back 3 in a limited manner.
The link 4.1 is for using a reference plane as the symmetrical structure of plane of symmetry, link 4.1 is inside to be offered one and is used for placing slider 4.2 provides certain motion range's recess for it, two slider 4.2 with the reference plane symmetry set up in the recess, a logical groove b has been seted up on the plane in the recess, link 4.1 is located the side of the 3 places sides of the back of the chair is the inclination inclined plane that is 45 contained angles with horizontal ground, the inclination inclined plane with plane in the recess is parallel to each other. The sliding part 4.2 is arranged on the plane in the groove of the connecting frame 4.1, the plane where the upper end face of the positioning part groove c-1 is arranged on the chair back 3 is arranged on the inclined angle inclined plane of the connecting frame 4.1, the sliding part 4.2 and the chair back 3 are fixedly connected through a connecting part a penetrating through the through groove b to form an adjusting part A, and the structure of the adjusting part A is shown in fig. 3.
Due to the mutual connection relationship, the locking piece 4.3, the chair back 3 and the sliding piece 4.1 form a whole body which can be mutually driven, and the horizontal and vertical positions of the chair back can be adjusted by controlling the locking piece 4.3 when the chair is used.
Referring to fig. 1, 2 and 4, a stop plate 4.1.1 matched with the stop piece 4.3.2 is arranged on the inclined angle slope of the connecting frame 4.1; the stop plate 4.1.1 is provided with a matching structure which is matched and locked with the stop piece 4.3.2 in the movable range, and the matching structure is two groups of engaged sawtooth structures which are matched and locked with each other in an engaged manner in a mode shown in figure 4.
In summary, the adjusting knob 4.3.3 is controlled to drive the seat back 3 to adjust the position, the locking member 4.3 is pushed inward by rotating the handle 4.3.3, and the locking member 4.3.2 and the locking plate 4.1.1 are engaged and locked with each other, so as to complete the functions of adjusting the position and locking.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides an adjustable seat, include chair foot (1), set up in cushion portion (2) on chair foot (1) and through connection structure (4) with back of the chair (3) that cushion portion (2) one end links to each other, its characterized in that, connection structure (4) including:
the connecting frame (4.1) is fixedly connected with the cushion part (2) through a fixing part;
the sliding pieces (4.2) provide directional movement positioning when the chair back (3) moves and are arranged on one side of the connecting frame (4.1);
and the locking piece (4.3) is used for locking or unlocking the matching state of the chair back (3) and the connecting structure (4) and is arranged on the other side of the connecting frame (4.1) relative to the side where the sliding piece (4.2) is arranged.
2. An adjustable seat as claimed in claim 1, wherein: back of the chair (3) set up in on link (4.1) the place side of locking piece (4.3) is located separately link (4.1) both sides slider (4.2) reach back of the chair (3) are connected through connecting piece (a) and are formed holistic regulation portion (A), link (4.1) are last to have seted up the messenger back of the chair (3) are in through groove (b) that the definite range in regulation portion (A) carries out directional removal.
3. An adjustable seat as claimed in claim 2, wherein: locking piece (4.3) are in including locking lever (4.3.1), setting locking piece (4.3.2) and set up in locking lever (4.3.1) upper end locking piece (4.3.3) the adjust knob (4.3.3) of locking lever (4.3.1) lower extreme, link (4.1) are located locking piece (4.3) one side be provided with on the surface with locking piece (4.3.2) are mutually supported end fixed board (4.1.1).
4. An adjustable seat as claimed in claim 3, wherein: the functional hole (c) for the locking piece (4.3) to move in the chair back (3) is formed in the lower end of the chair back (3), the functional hole is composed of a locking piece groove (c-1) and a limiting hole (c-2), the inner contour of the locking piece groove (c-1) is matched with the outer contour of the locking piece (4.3.2), the limiting hole (c-2) is a through hole formed in the lower end face of the locking piece groove (c-1), and the outer contour of the limiting hole is located inside the inner contour of the locking piece groove (c-1).
5. An adjustable seat as claimed in claim 2, wherein: the number of the sliding parts (4.2) is even, the connecting frame (4.1) is a symmetrical structure taking a plane as a symmetrical plane, and the even sliding parts (4.2) are symmetrically arranged taking the plane as the symmetrical plane.
6. An adjustable seat as claimed in claim 1, wherein: a groove is formed in the connecting frame (4.1), and the sliding piece (4.2) is arranged in the groove.
7. An adjustable seat as claimed in claim 3, wherein: the adjusting knob (4.3.3) is provided with grooves.
8. An adjustable seat as claimed in claim 2, wherein: the side surface of the connecting frame (4.1) at the side of the chair back (3) is an inclined surface which forms a certain included angle with the horizontal ground.
9. An adjustable seat according to claim 4, wherein: the fixed stop plate (4.1.1) is provided with a matching structure which is matched and locked with the fixed stop piece (4.3.2) in the movable range.
10. An adjustable seat according to claim 9, wherein: the matching structure is two groups of engaged sawtooth structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020965290.4U CN212630345U (en) | 2020-06-01 | 2020-06-01 | Adjustable seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020965290.4U CN212630345U (en) | 2020-06-01 | 2020-06-01 | Adjustable seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212630345U true CN212630345U (en) | 2021-03-02 |
Family
ID=74796968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020965290.4U Active CN212630345U (en) | 2020-06-01 | 2020-06-01 | Adjustable seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212630345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068957A (en) * | 2021-03-30 | 2021-07-06 | 佛山市科智美家具有限公司 | Chair back assembly capable of being freely adjusted |
-
2020
- 2020-06-01 CN CN202020965290.4U patent/CN212630345U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068957A (en) * | 2021-03-30 | 2021-07-06 | 佛山市科智美家具有限公司 | Chair back assembly capable of being freely adjusted |
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