CN217039434U - Combined chair with back supporting plate - Google Patents
Combined chair with back supporting plate Download PDFInfo
- Publication number
- CN217039434U CN217039434U CN202220761117.1U CN202220761117U CN217039434U CN 217039434 U CN217039434 U CN 217039434U CN 202220761117 U CN202220761117 U CN 202220761117U CN 217039434 U CN217039434 U CN 217039434U
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- CN
- China
- Prior art keywords
- block
- base
- handrail
- groove
- fixed frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 description 7
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000276 sedentary effect Effects 0.000 description 1
- 208000017520 skin disease Diseases 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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Abstract
The utility model discloses a combined chair with a back support plate, which comprises a base, wherein a lifting component is inserted on the base, the lifting component comprises a handrail rod and a first fixed block, the handrail rod is movably inserted on the base, when the height of the handrail needs to be adjusted, a first screw rod is firstly rotated to be separated from a threaded hole arranged on the handrail rod, then the handrail is pulled to adjust the height of the handrail rod, when the height is proper, the first screw rod is rotated to insert the end part of the first screw rod into the corresponding threaded hole to be fixed, when the utility model needs to ventilate, a second screw rod is rotated to be separated from a slide block, then the slide block on one side of the fixed frame is moved to drive the fixed frame to move downwards, the fixed frame is attached to the base, then the slide block on one side of the backup plate is moved to drive the backup plate to move upwards, then the second screw rod is rotated to be penetrated through the slide block to be fixed, ventilating through the ventilating net.
Description
Technical Field
The utility model relates to a combination chair technical field specifically is a combination chair of back zone backup pad.
Background
The chair is a daily-life furniture, a seat with a backrest and armrests. Except for standing and lying, the rest state of people is basically sitting, and tools for people to sit comprise chairs with backrests, stools without backrests and the like; the chair has the backrest, so that the chair has the function of providing people with better comfort, the chair is an indispensable tool in our lives, along with the improvement of the living standard of people, various chairs are developed to meet the requirements of people, after the existing chair armrests are installed, the height is invariable and cannot be adjusted, the height of the armrests cannot be adjusted according to users with different heights, and the air tightness of the hip positions of some skin patients is caused by long-time sitting, so that the skin disease condition is increased and worsened over time, and therefore the combined chair with the back support plate is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a combination chair of back zone backup pad to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a combined chair with a supporting plate at the back comprises a base, wherein a lifting assembly is inserted on the base and comprises a grab rail and a first fixing block;
the handrail rod is movably inserted on the base, a handrail is fixedly arranged on the handrail rod, a threaded hole is formed in the handrail rod, the first fixing block is fixedly connected below the base, a first screw rod is inserted in the first fixing block in a threaded manner, and the end part of the first screw rod is inserted in the threaded hole in a threaded manner;
a backrest is fixedly arranged on the base, and a ventilating assembly is arranged in the backrest.
Preferably, the ventilative subassembly is including wearing groove, fixed frame, ventilative net, spout, slider, backup plate, second fixed block and second screw rod, wear the groove to set up in the back, wear the groove and seted up two, wear to slide in the groove and be equipped with fixed frame, another wears to slide in the groove and is equipped with the backup plate, be equipped with ventilative net in the fixed frame, fixed frame all is equipped with the slider with backup plate one side, the spout is set up in one side of back, the slider can slide along the spout, the fixed second fixed block that is equipped with in one side of back, the screw thread is inserted and is equipped with the second screw rod on the second fixed block, second screw rod screw thread runs through the slider.
Preferably, a rotating shaft is arranged between the bases in a rotating mode, and a rotating plate is fixedly connected to the rotating shaft.
Preferably, an insertion block is movably inserted into the base, and the insertion block is movably contacted with the rotating plate.
Preferably, four threaded holes are formed in the handrail rod and are distributed in an array mode.
Preferably, a second limiting block is fixedly arranged below the grab rail.
Preferably, the base is provided with a fixing groove, and the fixing groove has the same shape as the handrail.
Preferably, a first limiting block is fixedly arranged on the inserting block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the height of the handrail needs to be adjusted, the first screw rod is firstly rotated to be separated from the threaded hole formed in the handrail rod, then the handrail is pulled to adjust the height of the handrail rod, and when the height is proper, the first screw rod is rotated to insert the end part of the first screw rod into the threaded hole corresponding to the first screw rod for fixing;
2. when the utility model needs to ventilate, the second screw rod is rotated to be separated from the slide block, then the slide block on one side of the fixed frame is moved to drive the fixed frame to move downwards, so that the fixed frame is attached to the base, then the slide block on one side of the backup plate is moved to drive the backup plate to move upwards, then the second screw rod is rotated to be penetrated through the slide block for fixing, and ventilation are carried out through the ventilation net;
drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the lifting assembly of the present invention;
FIG. 3 is a schematic view of the structure of the ventilating assembly of the present invention;
FIG. 4 is a schematic view of another structure of the ventilating assembly of the present invention;
FIG. 5 is an enlarged schematic view of the third embodiment of the present invention at B;
FIG. 6 is an enlarged schematic view of the point A in the second drawing of the present invention;
in the figure: 1. a base; 2. a backrest; 3. rotating the plate; 31. inserting a block; 32. a first stopper; 4. a lifting assembly; 41. fixing grooves; 42. a grab rail; 421. a second limiting block; 43. a first fixed block; 44. a first screw; 45. a threaded hole; 46. a handrail; 5. a venting assembly; 51. penetrating a groove; 52. a fixing frame; 53. a breathable net; 54. a chute; 55. a slider; 56. a backup plate; 57. a second fixed block; 58. a second screw.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a combined chair with a supporting plate at the back comprises a base 1, wherein a lifting component 4 is inserted on the base 1, and the lifting component 4 comprises a grab rail 42 and a first fixing block 43;
the grab bar 42 is movably inserted in the base 1, a grab rail 46 is fixedly arranged on the grab bar 42, a threaded hole 45 is formed in the grab bar 42, the first fixing block 43 is fixedly connected below the base 1, a first screw 44 is inserted in the first fixing block 43 in a threaded manner, the end part of the first screw 44 is inserted in the threaded hole 45 in a threaded manner, the first screw 44 is rotated to be separated from the threaded hole 45 formed in the grab bar 42, then the grab bar 46 is pulled to adjust the height of the grab bar 42, and when the height is proper, the first screw 44 is rotated to insert the end part of the first screw in the corresponding threaded hole 45 to be fixed;
a backrest 2 is fixedly arranged on the base 1, and a ventilating component 5 is arranged in the backrest 2.
As an embodiment of the present invention, the ventilating assembly 5 includes a through slot 51, a fixed frame 52, a ventilating net 53, a sliding slot 54, a sliding block 55, a backup plate 56, two supporting plates 57, and a second screw 58, the through slot 51 is provided in the backrest 2, two through slots 51 are provided, the fixed frame 52 is slidably provided in the through slot 51, the backup plate 56 is slidably provided in the other through slot 51, the ventilating net 53 is provided in the fixed frame 52, the sliding block 55 is provided on one side of the fixed frame 52 and the backup plate 56, the sliding slot 54 is provided on one side of the backrest 2, the sliding block 55 can slide along the sliding slot 54, the second fixed block 57 is fixedly provided on one side of the backrest 2, a second screw 58 is inserted on the second fixed block 57 through a thread, the second screw 58 penetrates the sliding block 55 through a thread, the second screw 58 is rotated to be separated from the sliding block 55, and then the sliding block 55 on one side of the fixed frame 52 is moved to drive the fixed frame 52 to move downwards, the fixing frame 52 is attached to the base 1, the slider 55 on the side of the backup plate 56 is moved to drive the backup plate 56 to move upward, the second screw 58 is rotated to penetrate through the slider 55 for fixing, and ventilation is performed through the ventilation net 53.
As an embodiment of the utility model, it is equipped with the pivot to rotate between the base 1, fixedly connected with changes board 3 in the pivot, can change board 3 fixed back in the rotation, places the leg on changeing board 3, promotes the comfort level.
As an embodiment of the present invention, the base 1 is movably inserted with an insertion block 31, and the insertion block 31 is movably contacted with the rotating plate 3.
As an embodiment of the present invention, the threaded holes 45 are provided with four threaded holes, and the array is distributed on the grab bar 42, so that the height adjustment is convenient for fixing after the height adjustment.
As an embodiment of the present invention, the lower portion of the grab bar 42 is fixedly provided with a second stopper 421 to prevent the grab bar 42 from breaking away from.
As an embodiment of the present invention, the base 1 is provided with a fixing groove 41, the fixing groove 41 has the same shape as the armrest 46, and the armrest 46 can be retracted when not in use.
As an embodiment of the present invention, the insertion block 31 is fixedly provided with a first stopper 32, which prevents the insertion block 31 from separating from the base 1.
The working principle is as follows: when the utility model is used, when the height of the handrail 46 needs to be adjusted, the first screw rod 44 is rotated firstly, the first screw rod is separated from the threaded hole 45 formed in the handrail rod 42, then the handrail 46 is pulled to adjust the height of the handrail rod 42, when the height is proper, the first screw rod 44 is rotated to insert the end part of the first screw rod into the corresponding threaded hole 45 for fixing, when ventilation needs to be carried out due to long-time sedentary sitting, the second screw rod 58 is rotated to be separated from the sliding block 55, then the sliding block 55 on one side of the movable fixed frame 52 is moved to drive the fixed frame 52 to move downwards, the fixed frame 52 is attached to the base 1, then the sliding block 55 on one side of the movable backup plate 56 is moved to drive the backup plate 56 to move upwards, then the second screw rod 58 is rotated to be fixed by penetrating through the sliding block 55, and ventilation is carried out through the ventilation net 53.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A combined chair with a supporting plate at the back comprises a base (1) and is characterized in that a lifting assembly (4) is inserted on the base (1), and the lifting assembly (4) comprises a grab rail (42) and a first fixing block (43);
the handrail rod (42) is movably inserted into the base (1), a handrail (46) is fixedly arranged on the handrail rod (42), a threaded hole (45) is formed in the handrail rod (42), the first fixing block (43) is fixedly connected to the lower portion of the base (1), a first screw rod (44) is inserted into the first fixing block (43) in a threaded mode, and the end portion of the first screw rod (44) is inserted into the threaded hole (45) in a threaded mode;
the seat back is characterized in that a backrest (2) is fixedly arranged on the base (1), and a ventilating assembly (5) is arranged in the backrest (2).
2. A combination chair with a back supporting plate according to claim 1, wherein: the breathable assembly (5) comprises a through groove (51), a fixed frame (52), a breathable net (53), a sliding groove (54), a sliding block (55), a backup plate (56), a second fixed block (57) and a second screw (58), wherein the through groove (51) is arranged in the backrest (2), the through groove (51) is provided with two through grooves, the fixed frame (52) is arranged in the through groove (51) in a sliding manner, the backup plate (56) is arranged in the other through groove (51) in a sliding manner, the breathable net (53) is arranged in the fixed frame (52), the sliding blocks (55) are arranged on one sides of the fixed frame (52) and the backup plate (56), the sliding groove (54) is arranged on one side of the backrest (2), the sliding blocks (55) can slide along the sliding groove (54), the second fixed block (57) is fixedly arranged on one side of the backrest (2), and the second screw (58) is inserted into the second fixed block (57) through threads, the second screw (58) penetrates through the sliding block (55) in a threaded mode.
3. The combination chair with a back support plate as claimed in claim 1, wherein: the rotary table is characterized in that a rotary shaft is rotatably arranged between the bases (1), and a rotary plate (3) is fixedly connected to the rotary shaft.
4. The combination chair with a back support plate as claimed in claim 1, wherein: an insertion block (31) is movably inserted into the base (1), and the insertion block (31) is movably contacted with the rotating plate (3).
5. A combination chair with a back supporting plate according to claim 1, wherein: the four threaded holes (45) are formed and distributed on the grab rail (42) in an array mode.
6. A combination chair with a back supporting plate according to claim 1, wherein: and a second limiting block (421) is fixedly arranged below the grab bar (42).
7. A combination chair with a back supporting plate according to claim 1, wherein: the base (1) is provided with a fixing groove (41), and the fixing groove (41) and the handrail (46) are the same in shape.
8. The combination chair with a back supporting plate as claimed in claim 4, wherein: a first limiting block (32) is fixedly arranged on the inserting block (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220761117.1U CN217039434U (en) | 2022-04-02 | 2022-04-02 | Combined chair with back supporting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220761117.1U CN217039434U (en) | 2022-04-02 | 2022-04-02 | Combined chair with back supporting plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217039434U true CN217039434U (en) | 2022-07-26 |
Family
ID=82468341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220761117.1U Expired - Fee Related CN217039434U (en) | 2022-04-02 | 2022-04-02 | Combined chair with back supporting plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217039434U (en) |
-
2022
- 2022-04-02 CN CN202220761117.1U patent/CN217039434U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |