CN220124302U - Sitting posture correcting chair with adjustable chair back - Google Patents
Sitting posture correcting chair with adjustable chair back Download PDFInfo
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- CN220124302U CN220124302U CN202321446703.8U CN202321446703U CN220124302U CN 220124302 U CN220124302 U CN 220124302U CN 202321446703 U CN202321446703 U CN 202321446703U CN 220124302 U CN220124302 U CN 220124302U
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- chair
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- sitting posture
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- 230000003028 elevating effect Effects 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 13
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 10
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 10
- 241001330002 Bambuseae Species 0.000 abstract description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 10
- 239000011425 bamboo Substances 0.000 abstract description 10
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000036544 posture Effects 0.000 description 15
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 244000309464 bull Species 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a sitting posture correcting chair with an adjustable chair back, which comprises a base and a mounting cylinder fixedly connected with the top of the base, wherein a lifting adjusting mechanism extending to the top of the mounting cylinder is arranged in the mounting cylinder, the top of the base and one side of the mounting cylinder are provided with a backrest adjusting mechanism, the lifting adjusting mechanism comprises a servo motor fixedly connected with the top of the base, an output shaft of the servo motor is fixedly connected with a rotating shaft extending to the inside of the mounting cylinder, one end, far away from the servo motor, of the rotating shaft is fixedly connected with a transmission gear, and the inside of the mounting cylinder is rotatably connected with a threaded rod. This sitting posture correcting chair with adjustable back of the chair drives the pivot rotation through setting up servo motor, and rethread pivot rotation drives drive gear and driven gear rotation for the threaded rod can drive lift section of thick bamboo and elevating platform elevating displacement, thereby is convenient for different users adjust the position of sitting height according to self's demand, has increased the practicality of device.
Description
Technical Field
The utility model relates to the technical field of correcting chairs, in particular to a sitting posture correcting chair with an adjustable chair back.
Background
The sitting posture correcting chair is a chair for correcting sitting postures and provides an optimal sitting posture environment for office staff and students. The sitting posture correcting chair is specially designed for people sitting for a long time and provides an optimal sitting posture environment for office staff and students. The design concept of 'making the spine stand independently' is adopted, so that a user can maintain a correct spinal posture when sitting.
Through retrieving, chinese patent CN213344977U discloses an office chair with adjustable back of chair, the on-line screen storage device comprises a base, the top fixed connection mount pad of base, the top fixed connection bracing piece of mount pad, the top fixed connection bedplate of bracing piece, the notch has been seted up to the one end of bedplate, the inside swing joint of notch has the bull stick, the top fixed connection back of bull stick, the inside of bull stick is connected with the movable rod through slide mechanism, the inside fixed connection motor of back of chair, the output shaft fixedly connected with pivot of motor, the surface symmetry of pivot is connected with drive mechanism, drive mechanism's top fixedly connected with threaded rod, the surface threaded connection screw slider of threaded rod, fixedly connected with fly leaf between the screw slider, the top fixedly connected with headrest of fly leaf. The utility model can adjust the angle of the chair back and can facilitate the users with different heights to adjust the position of the headrest by themselves.
However, the height of the chair cannot be adjusted in the use process, and the sitting height cannot be adjusted according to the needs of each person, so that the practicability of the device is affected, and the sitting posture correcting chair with the adjustable chair back is provided to solve the problems.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a sitting posture correcting chair with an adjustable chair back, which comprises a base and a mounting cylinder fixedly connected with the top of the base, wherein a lifting adjusting mechanism extending to the top of the mounting cylinder is arranged in the mounting cylinder, and a backrest adjusting mechanism is arranged at the top of the base and positioned at one side of the mounting cylinder;
the lifting adjusting mechanism comprises a servo motor fixedly connected to the top of the base, a rotating shaft extending to the inside of the installation cylinder is fixedly connected to an output shaft of the servo motor, a transmission gear is fixedly connected to one end, away from the servo motor, of the rotating shaft, a threaded rod is rotatably connected to the inside of the installation cylinder, a driven gear meshed with the transmission gear is fixedly connected to the outside of the threaded rod, and a lifting cylinder is connected to the outside of the threaded rod in a threaded manner;
the backrest adjusting mechanism comprises a lifting table fixedly connected to the top end of the lifting cylinder, a hinge rod is hinged to one side of the lifting table, one end of the hinge rod, away from the lifting table, is fixedly connected with a backrest, one side, close to the backrest, of the base top is fixedly connected with a mounting plate, one side, close to the backrest, of the mounting plate is fixedly provided with an electric push rod, and one side, close to the backrest, of the mounting plate is in sliding connection with the electric push rod.
Further, the lifting cylinder extends to the top of the installation cylinder, and the lifting cylinder is a hollow cylinder in the installation cylinder.
Further, the left and right sides of lift section of thick bamboo all fixedly connected with extends to the inside stopper of installation section of thick bamboo, the inside of installation section of thick bamboo has been seted up with the spacing groove of stopper looks adaptation.
Further, the output end of the electric push rod is fixedly connected with a sliding block which extends to the inside of the chair back, and a sliding groove which is matched with the sliding block is formed in the inside of the chair back.
Further, the number of the electric push rods is two, and the two electric push rods are symmetrically distributed on the front face and the back face of one side of the mounting plate.
Further, the top fixed mounting of elevating platform has the cushion, the back of the chair is close to one side of elevating platform and is located the top fixedly connected with cushion of elevating platform.
Further, universal wheels are fixedly arranged at the bottom of the base, the number of the universal wheels is four, and the four universal wheels are uniformly distributed at the bottom of the base.
(III) beneficial effects
Compared with the prior art, the utility model provides the adjustable chair back of the sitting posture correcting chair, which has the following beneficial effects:
1. this sitting posture correcting chair with adjustable back of the chair drives the pivot rotation through setting up servo motor, and rethread pivot rotation drives drive gear and driven gear rotation for the threaded rod can drive lift section of thick bamboo and elevating platform elevating displacement, thereby is convenient for different users adjust the position of sitting height according to self's demand, has increased the practicality of device.
2. This chair is corrected to position of sitting with adjustable back of the chair is through setting up articulated pole and back of the chair for the back of the chair can rotate, and the rethread sets up electric putter, is convenient for carry out angle modulation to the back of the chair, and the convenience is corrected the user and is carried out the position of sitting, has solved unable height adjustment to the seat, can not adjust according to every people's demand and sit upright height, has influenced the problem of the practicality of device.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 3 is an enlarged schematic view of the structure of the B of fig. 1 according to the present utility model.
In the figure: 1 a base, 2 a mounting cylinder, 3 a servo motor, 4 a rotating shaft, 5 a transmission gear, 6 a threaded rod, 7 a driven gear, 8 a lifting cylinder, 9 a lifting table, 10 a hinging rod, 11 a chair back, 12 a mounting plate, 13 an electric push rod, 14 a sliding block, 15 sliding grooves, 16 a cushion, 17 a back cushion and 18 universal wheels.
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.
Referring to fig. 1-3, a sitting posture correcting chair with an adjustable chair back comprises a base 1 and a mounting cylinder 2 fixedly connected with the top of the base 1, wherein a lifting adjusting mechanism extending to the top of the mounting cylinder 2 is arranged in the mounting cylinder 2, the lifting adjusting mechanism comprises a servo motor 3 fixedly connected with the top of the base 1, a rotating shaft 4 extending to the inside of the mounting cylinder 2 is fixedly connected to an output shaft of the servo motor 3, one end of the rotating shaft 4 away from the servo motor 3 is fixedly connected with a transmission gear 5, a threaded rod 6 is rotatably connected with the inside of the mounting cylinder 2, a driven gear 7 meshed with the transmission gear 5 is fixedly connected with the outside of the threaded rod 6, and a lifting cylinder 8 is connected with the outside thread of the threaded rod 6.
Wherein, lifting cylinder 8 extends to the top of installation section of thick bamboo 2, and lifting cylinder 8 is hollow cylinder in installation section of thick bamboo 2, and the stopper that extends to installation section of thick bamboo 2 inside is all fixedly connected with in the left and right sides of lifting cylinder 8, and the spacing groove with stopper looks adaptation has been seted up to the inside of installation section of thick bamboo 2.
It should be noted that, the bearing adapted to the threaded rod 6 is fixedly installed in the installation cylinder 2, and the limiting block and the limiting groove are provided, so that the lifting cylinder 8 is conveniently limited.
In this embodiment, the back adjustment mechanism is provided with on one side of base 1 top and being located mounting tube 2, and back adjustment mechanism includes elevating platform 9 fixedly connected with elevating tube 8 top, and one side of elevating platform 9 articulates there is articulated pole 10, and one end fixedly connected with back of the chair 11 of elevating platform 9 is kept away from to articulated pole 10, and one side fixedly connected with mounting panel 12 that is close to back of the chair 11 is close to the base 1 top, and one side fixedly mounted that mounting panel 12 is close to back of the chair 11 has electric putter 13, and electric putter 13 is in one side sliding connection of back of the chair 11.
The output end of the electric push rod 13 is fixedly connected with a sliding block 14 extending to the inside of the chair back 11, sliding grooves 15 matched with the sliding block 14 are formed in the chair back 11, the number of the electric push rods 13 is two, and the two electric push rods 13 are symmetrically distributed on the front side and the back side of one side of the mounting plate 12.
By providing the slider 14 and the chute 15, the seat back 11 can be driven to move up and down when the lifting table 9 moves up and down.
In this embodiment, the top fixed mounting of elevating platform 9 has cushion 16, and the back of the chair 11 is close to one side of elevating platform 9 and is located the top fixedly connected with cushion 17 of elevating platform 9 for the user can be more comfortable through setting up cushion 16 and cushion 17.
In this embodiment, the bottom of the base 1 is fixedly provided with four universal wheels 18, the number of the universal wheels 18 is four, the four universal wheels 18 are uniformly distributed at the bottom of the base 1, and one side of the universal wheels 18 is hinged with a brake pad.
The working principle of the embodiment is as follows:
firstly, after a user sits on the cushion 16, the servo motor 3 is started to drive the transmission gear 5 and the driven gear 6 to rotate, the lifting sleeve 9 is moved to a height suitable for the user, then the electric push rod 13 is started to drive the chair back 11 to rotate, the sitting posture of the user is corrected by the chair back 11, and at the moment, the backrest 17 can be attached to the back of the user, so that the user can obtain a comfortable state.
The beneficial effects of the embodiment are as follows:
this sitting posture correcting chair with adjustable back of the chair drives pivot 4 rotatory through setting up servo motor 3, and rethread pivot 4 is rotatory to drive gear 5 and driven gear 7 rotatory for threaded rod 6 can drive lift section of thick bamboo 8 and elevating platform 9 lift displacement, thereby is convenient for different users adjust the position of sitting height according to self's demand, has increased the practicality of device.
This chair is corrected to position of sitting with adjustable back of the chair is through setting up articulated pole 10 and back of the chair 11 for back of the chair 11 can rotate, and the rethread sets up electric putter 13, is convenient for carry out angle modulation to back of the chair 11, and the convenience is corrected the position of sitting to the user, has solved unable height to adjust the seat, can not adjust according to every people's demand and sit upright height, has influenced the problem of the practicality of device.
The electrical components appearing herein are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device for controlling a computer and the like, and the prior art of power connection is not described in detail herein.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a sitting posture correcting chair with adjustable back of chair, includes base (1) and fixed connection and mount cylinder (2) at base (1) top, its characterized in that: the lifting adjusting mechanism extending to the top of the mounting cylinder (2) is arranged in the mounting cylinder (2), and the backrest adjusting mechanism is arranged at the top of the base (1) and positioned at one side of the mounting cylinder (2);
the lifting adjusting mechanism comprises a servo motor (3) fixedly connected to the top of a base (1), a rotating shaft (4) extending to the inside of a mounting cylinder (2) is fixedly connected to an output shaft of the servo motor (3), a transmission gear (5) is fixedly connected to one end, far away from the servo motor (3), of the rotating shaft (4), a threaded rod (6) is rotatably connected to the inside of the mounting cylinder (2), a driven gear (7) meshed with the transmission gear (5) is fixedly connected to the outside of the threaded rod (6), and a lifting cylinder (8) is connected to the outside thread of the threaded rod (6);
the backrest adjusting mechanism comprises a lifting table (9) fixedly connected to the top end of a lifting cylinder (8), a hinge rod (10) is hinged to one side of the lifting table (9), one end of the hinge rod (10) away from the lifting table (9) is fixedly connected with a backrest (11), one side of the top of the base (1) close to the backrest (11) is fixedly connected with a mounting plate (12), one side of the mounting plate (12) close to the backrest (11) is fixedly provided with an electric push rod (13), and one side of the electric push rod (13) is in sliding connection with the backrest (11).
2. A sitting posture correcting chair with an adjustable back according to claim 1, characterized in that: the lifting cylinder (8) extends to the top of the mounting cylinder (2), and the lifting cylinder (8) is a hollow cylinder in the mounting cylinder (2).
3. A sitting posture correcting chair with an adjustable back according to claim 1, characterized in that: limiting blocks extending to the inside of the installation cylinder (2) are fixedly connected to the left side and the right side of the lifting cylinder (8), and limiting grooves matched with the limiting blocks are formed in the installation cylinder (2).
4. A sitting posture correcting chair with an adjustable back according to claim 1, characterized in that: the output end of the electric push rod (13) is fixedly connected with a sliding block (14) extending to the inside of the chair back (11), and a sliding groove (15) matched with the sliding block (14) is formed in the chair back (11).
5. A sitting posture correcting chair with an adjustable back according to claim 1, characterized in that: the number of the electric push rods (13) is two, and the two electric push rods (13) are symmetrically distributed on the front side and the back side of one side of the mounting plate (12).
6. A sitting posture correcting chair with an adjustable back according to claim 1, characterized in that: the top of elevating platform (9) fixed mounting has cushion (16), the back of the chair (11) is close to one side of elevating platform (9) and is located the top fixedly connected with cushion (17) of elevating platform (9).
7. A sitting posture correcting chair with an adjustable back according to claim 1, characterized in that: the base is characterized in that universal wheels (18) are fixedly arranged at the bottom of the base (1), the number of the universal wheels (18) is four, and the four universal wheels (18) are uniformly distributed at the bottom of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321446703.8U CN220124302U (en) | 2023-06-08 | 2023-06-08 | Sitting posture correcting chair with adjustable chair back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321446703.8U CN220124302U (en) | 2023-06-08 | 2023-06-08 | Sitting posture correcting chair with adjustable chair back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220124302U true CN220124302U (en) | 2023-12-05 |
Family
ID=88961713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321446703.8U Active CN220124302U (en) | 2023-06-08 | 2023-06-08 | Sitting posture correcting chair with adjustable chair back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220124302U (en) |
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2023
- 2023-06-08 CN CN202321446703.8U patent/CN220124302U/en active Active
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| GR01 | Patent grant | ||
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