CN106942929B - Lifting chair - Google Patents
Lifting chair Download PDFInfo
- Publication number
- CN106942929B CN106942929B CN201710303707.3A CN201710303707A CN106942929B CN 106942929 B CN106942929 B CN 106942929B CN 201710303707 A CN201710303707 A CN 201710303707A CN 106942929 B CN106942929 B CN 106942929B
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- China
- Prior art keywords
- adjusting rod
- chair
- adjusting
- rotate
- adjusting rods
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- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 5
- 230000008569 process Effects 0.000 claims abstract description 5
- 230000000903 blocking effect Effects 0.000 claims description 17
- 230000006698 induction Effects 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 7
- 210000002414 leg Anatomy 0.000 description 16
- 230000033228 biological regulation Effects 0.000 description 3
- 241001456553 Chanodichthys dabryi Species 0.000 description 1
- 206010050296 Intervertebral disc protrusion Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 230000012488 skeletal system development Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/20—Chairs or stools with vertically-adjustable seats
- A47C3/34—Chairs or stools with vertically-adjustable seats with pins coacting with holes or bolt-and-nut adjustment
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/002—Chair or stool bases
Landscapes
- Chairs Characterized By Structure (AREA)
Abstract
The invention discloses a lifting chair, which comprises a chair surface component, lower chair legs, an adjusting rod and an adjusting rod rotary driving mechanism; the lower chair leg is used for contacting the ground; the adjusting rods are in one-to-one correspondence with the lower chair legs, the lower parts of the adjusting rods are in threaded connection with the corresponding lower chair legs, the upper parts of the adjusting rods are rotatably supported in the chair surface assembly, the adjusting rod rotation driving mechanism is connected with the adjusting rods so that the adjusting rod rotation driving mechanism drives the adjusting rods to rotate, and in the rotating process of the adjusting rods, the adjusting rods can move up and down on the corresponding lower chair legs.
Description
Technical Field
The invention relates to a lifting chair, and belongs to the technical field of chairs.
Background
Through investigation, the height of the chair used by more than 95% of people is fixed, the height of the chair has important influence on human bodies, students can influence skeletal development if using the chair with unsuitable height for a long time, so that physiological problems such as myopia and humpback are caused, and adults can cause problems such as knee joint strain or lumbar disc herniation, so that the chair with suitable height is vital to people, the range of the chair with the adjustable height appearing in the current market is limited, such as a family edition hand height computer chair, a student edition hand height chair and the like, and the height adjustment operation is inconvenient and has no universality and practicability.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the lifting chair which can well adjust the height of a chair surface assembly, is convenient to operate and effectively maintains the physical health of people.
In order to solve the technical problems, the technical scheme of the invention is as follows: a lifting chair, comprising:
a seat assembly;
a lower foot for contacting the ground;
the adjusting rods are in one-to-one correspondence with the lower chair legs, the lower parts of the adjusting rods are in threaded connection with the corresponding lower chair legs, and the upper parts of the adjusting rods are rotatably supported in the chair surface assembly;
the adjusting rod rotating driving mechanism is connected with the adjusting rod, so that the adjusting rod rotating driving mechanism drives the adjusting rod to rotate, and in the rotating process of the adjusting rod, the adjusting rod can move up and down on the corresponding lower chair leg.
Further for aesthetic purposes, the adjustment lever rotation drive mechanism is disposed within the seat assembly.
There is further provided a specific construction of a seat assembly comprising a seat and a cover plate covering a lower portion of the seat.
Further, the cover plate is provided with upper chair legs corresponding to the adjusting rods, and the adjusting rods are rotatably inserted into the corresponding upper chair legs.
The utility model provides a regulation pole rotation driving mechanism's concrete structure, regulation pole rotation driving mechanism includes power supply, driving gear and driven gear group, driven gear group includes and adjusts the pole one-to-one and install the driven gear on corresponding regulation pole, the power supply with the driving gear links to each other, so that the power supply drives the driving gear is rotatory, the driving gear with driven gear meshing.
Further, the power source of the lifting chair is a micro motor.
Further, in order to control the action of the micro motor, the lifting of the seat assembly is realized, the adjusting rod rotation driving mechanism is correspondingly provided with a control panel, the micro motor is connected with the control panel, and the control panel is provided with a lifting button for driving and controlling the micro motor to rotate in one direction so as to enable the adjusting rod to rotate and lift together with the seat assembly and/or a lowering button for driving and controlling the micro motor to rotate in the opposite direction so as to enable the adjusting rod to rotate and lower together with the seat assembly and/or a power switch for driving and controlling the micro motor to obtain power failure.
Further, the adjusting rod is provided with four, driven gear is provided with four.
Further, in order to reasonably indicate and control the moving stroke of the adjusting rod, the lifting chair further comprises an adjusting rod lifting stroke control device, the adjusting rod lifting stroke control device comprises an induction block, an upper stroke blocking piece and a lower stroke blocking piece, the induction block is arranged on the lower part of the adjusting rod, the upper stroke blocking piece and the lower stroke blocking piece are respectively arranged in a lower chair leg, and when the adjusting rod is positioned at an upward movement limit position, the induction block is propped against the upper stroke blocking piece; when the adjusting rod is positioned at the lower limit position, the sensing block is propped against the lower stroke blocking piece.
Further, the lower end of the lower chair leg of the lifting chair is provided with a foot pad.
After the technical scheme is adopted, the lifting chair of the invention turns on the power switch, the micro motor rotates, the lifting button is pressed down, the micro motor rotates positively, so as to drive the driving gear to rotate, the driving gear drives the driven gear to rotate again, the adjusting rod is respectively driven by the corresponding driven gear to rotate, the adjusting rod is connected with the lower chair leg through threads, the height adjustment is realized through rotation, when the adjusting rod rises to the required height, the power switch is pressed down, the movement is stopped, when a nut arranged on the adjusting rod contacts with the upper stroke blocking piece, the nut is lifted to the limit position, and the micro motor stops moving; on the contrary, the power switch is turned on, the micro motor is started to rotate, the lowering button is pressed down, the micro motor is reversed, the height adjusting function of the chair is realized, when the nut arranged on the adjusting rod is contacted with the lower stroke blocking piece, the nut is indicated to be lowered to the limit position, and the micro motor stops moving.
Drawings
FIG. 1 is a schematic view of a lifting chair according to the present invention;
FIG. 2 is a schematic diagram of a gear assembly according to the present invention;
fig. 3 is a schematic structural view of the control panel of the present invention.
Detailed Description
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
As shown in fig. 1 to 3, a lifting chair, comprising:
a seat assembly;
a lower foot 3, the lower foot 3 being for contacting the ground;
the adjusting rods 5 are in one-to-one correspondence with the lower chair legs 3, the lower parts of the adjusting rods 5 are in threaded connection with the corresponding lower chair legs 3, the height adjustment is realized by rotating the adjusting rods 5, and the upper parts of the adjusting rods 5 are rotatably supported in the chair surface assembly;
the adjusting rod rotation driving mechanism is connected with the adjusting rod 5, so that the adjusting rod rotation driving mechanism drives the adjusting rod 5 to rotate, and in the rotating process of the adjusting rod 5, the adjusting rod 5 can move up and down on the corresponding lower chair leg 3.
For aesthetic and safety reasons, the adjustment lever rotation driving mechanism is provided in the seat assembly as shown in fig. 1.
As shown in fig. 1, the seat assembly includes a seat 14 and a cover 7, the cover 7 covering a lower portion of the seat 14. Specifically, the seat assembly further includes a backrest 13, the backrest 13 being mounted on the seat 14.
As shown in fig. 1, the cover plate 7 is provided with upper chair legs 6 corresponding to the adjusting rods 5, and the adjusting rods 5 are rotatably inserted into the corresponding upper chair legs 6.
As shown in fig. 1 and 2, the adjusting rod rotation driving mechanism comprises a power source, a driving gear 9 and a driven gear set 8, the driven gear set 8 comprises driven gears 16 which are in one-to-one correspondence with the adjusting rods 5 and are arranged on the corresponding adjusting rods 5, the power source is connected with the driving gear 9 so that the power source drives the driving gear 9 to rotate, the driving gear is meshed with the driven gears 16, and in order to ensure balance in the adjusting process, the diameter of the driving gear 9 is smaller than that of the driven gears 16 of the driven gear set 8.
As shown in fig. 1, the power source may be a micro motor 11, but is not limited thereto.
As shown in fig. 1 to 3, in order to control the motion of the micro motor 11, to realize the lifting of the seat assembly, the adjustment lever rotation driving mechanism is correspondingly provided with a control panel, the micro motor 11 is connected with the control panel, and the control panel is provided with a lifting button 21 for driving and controlling the micro motor 11 to rotate in one direction so as to enable the adjustment lever 5 to rotate and lift together with the seat assembly, and/or a lowering button 22 for driving and controlling the micro motor 11 to rotate in the opposite direction so as to enable the adjustment lever 5 to rotate and lower together with the seat assembly, and/or a power switch 20 for driving and controlling the micro motor 11 to obtain power failure. Specifically, the micro motor 11 is connected to the driving gear 9 through a coupling shaft 10.
As shown in fig. 2, four adjusting rods 5 are provided, and four driven gears 16 are provided.
In order to reasonably indicate and control the moving stroke of the adjusting rod 5, as shown in fig. 1, the adjusting rod lifting stroke control device further comprises an adjusting rod lifting stroke control device, wherein the adjusting rod lifting stroke control device comprises an induction block 15, an upper stroke baffle 4 and a lower stroke baffle 2, the induction block 15 is arranged on the lower part of the adjusting rod 5, the upper stroke baffle 4 and the lower stroke baffle 2 are respectively arranged in the lower chair leg 3, of course, the upper stroke baffle 4 and the lower stroke baffle 2 can be arranged into a switch structure, and the upper stroke baffle 4 and the lower stroke baffle 2 are respectively connected with an adjusting rod rotation driving mechanism in a control manner, so that the automatic control of the moving stroke of the adjusting rod 5 can be realized, when the adjusting rod 5 is positioned at an upper movement limit position, the induction block 15 is propped against the upper stroke baffle 4, and the upper stroke baffle 4 transmits a stop signal to the adjusting rod rotation driving mechanism, so that the adjusting rod rotation driving mechanism stops acting; when the adjusting lever 5 is located at the lower limit position, the sensing block 15 abuts against the lower stroke blocking piece 2, and the lower stroke blocking piece 2 transmits a stop signal to the adjusting lever rotation driving mechanism, so that the adjusting lever rotation driving mechanism stops acting.
As shown in fig. 1, the lower end of the lower chair leg 3 is provided with a foot pad 1.
The working principle of the invention is as follows:
the power switch 20 is turned on, the micro motor 11 rotates, the lifting button 21 is pressed, the micro motor 11 rotates positively, so that the driving gear 9 is driven to rotate, the driving gear 9 drives the driven gear 16 in the driven gear set 8 to rotate again, the adjusting rods 5 are respectively driven to rotate by the corresponding driven gears 16, the adjusting rods 5 are connected with the lower chair legs 3 through threads, the height adjustment is realized through rotating the adjusting rods 5, when the adjusting rods 5 rise to the required height, the power switch 20 is pressed, the movement is stopped, and when a nut arranged on the adjusting rods 5 contacts with the upper stroke baffle 4, the micro motor 11 rises to the limit position; on the contrary, when the power switch 20 is turned on, the micro motor 11 is started to rotate, the lowering button 22 is pressed, the micro motor 11 is reversed, the height adjusting function of the chair is realized, and when the nut arranged on the adjusting rod 5 is contacted with the lower stroke blocking piece 2, the micro motor 11 is indicated to be lowered to the limit position, and the movement is stopped.
The technical problems, technical solutions and advantageous effects solved by the present invention have been further described in detail in the above-described embodiments, and it should be understood that the above-described embodiments are only illustrative of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the scope of protection of the present invention.
Claims (6)
1. A lifting chair, comprising:
a seat assembly;
a lower chair leg (3), wherein the lower chair leg (3) is used for contacting the ground;
the adjusting rods (5) are in one-to-one correspondence with the lower chair legs (3), the lower parts of the adjusting rods (5) are in threaded connection with the corresponding lower chair legs (3), and the upper parts of the adjusting rods (5) are rotatably supported in the chair surface assembly;
the adjusting rod rotary driving mechanism is connected with the adjusting rod (5) so that the adjusting rod rotary driving mechanism drives the adjusting rod (5) to rotate, and in the rotating process of the adjusting rod (5), the adjusting rod (5) can move up and down on the corresponding lower chair leg (3);
the adjusting rod rotation driving mechanism comprises a power source, a driving gear (9) and a driven gear set (8), wherein the driven gear set (8) comprises driven gears (16) which are in one-to-one correspondence with the adjusting rods (5) and are arranged on the corresponding adjusting rods (5), the power source is connected with the driving gear (9) so that the power source drives the driving gear (9) to rotate, and the driving gear (9) is meshed with the driven gears (16); the power source is a micro motor (11); the adjusting rod rotating driving mechanism is correspondingly provided with a control panel, the micro motor (11) is connected with the control panel, the control panel is provided with a lifting button (21) for driving and controlling the micro motor (11) to rotate in one direction so as to enable the adjusting rod (5) to rotate and lift together with the chair surface component, a lowering button (22) for driving and controlling the micro motor (11) to rotate in the opposite direction so as to enable the adjusting rod (5) to rotate and lower together with the chair surface component, and a power switch (20) for driving and controlling the micro motor (11) to obtain power failure;
the device comprises an adjusting rod lifting stroke control device, wherein the adjusting rod lifting stroke control device comprises an induction block (15), an upper stroke blocking piece (4) and a lower stroke blocking piece (2), the induction block (15) is arranged on the lower part of the adjusting rod (5), the upper stroke blocking piece (4) and the lower stroke blocking piece (2) are respectively arranged in a lower chair leg (3), and when the adjusting rod (5) is positioned at an upward movement limit position, the induction block is propped against the upper stroke blocking piece (4); when the adjusting rod (5) is positioned at the lower limit position, the sensing block is propped against the lower stroke blocking piece (2).
2. The lift chair of claim 1 wherein: the adjusting rod rotation driving mechanism is arranged in the seat assembly.
3. The lift chair of claim 1 wherein: the seat assembly comprises a seat (14) and a cover plate (7), wherein the cover plate (7) covers the lower part of the seat (14).
4. A lifting chair according to claim 3, wherein: the cover plate (7) is provided with upper chair legs (6) corresponding to the adjusting rods (5), and the adjusting rods (5) are rotatably inserted into the corresponding upper chair legs (6).
5. The lift chair of claim 1 wherein: four adjusting rods (5) are arranged, and four driven gears (16) are arranged.
6. The lift chair of claim 1 wherein: the lower end of the lower chair leg (3) is provided with a foot pad (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710303707.3A CN106942929B (en) | 2017-05-03 | 2017-05-03 | Lifting chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710303707.3A CN106942929B (en) | 2017-05-03 | 2017-05-03 | Lifting chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106942929A CN106942929A (en) | 2017-07-14 |
| CN106942929B true CN106942929B (en) | 2023-08-04 |
Family
ID=59478290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710303707.3A Active CN106942929B (en) | 2017-05-03 | 2017-05-03 | Lifting chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106942929B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108523502B (en) * | 2018-03-22 | 2020-11-10 | 赣州鹏潺科技有限公司 | LED lighting equipment convenient to rest and having flood prevention and mosquito repellent functions |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2754456Y (en) * | 2004-06-28 | 2006-02-01 | 上海理工大学 | Computer chair |
| CN202477027U (en) * | 2012-02-05 | 2012-10-10 | 李广明 | Lifting chair |
| CN203543724U (en) * | 2013-09-29 | 2014-04-16 | 安徽工程大学 | Automobile driver seat height regulation device |
| CN204766352U (en) * | 2015-06-10 | 2015-11-18 | 广州军区广州总医院 | A chair for child shoots on eye ground |
| CN207754879U (en) * | 2017-05-03 | 2018-08-24 | 常州机电职业技术学院 | Lifting chair |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7673942B2 (en) * | 2007-08-10 | 2010-03-09 | Wonderland Nurserygoods Co., Ltd. | High chair with swivel feature and height adjustment |
-
2017
- 2017-05-03 CN CN201710303707.3A patent/CN106942929B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2754456Y (en) * | 2004-06-28 | 2006-02-01 | 上海理工大学 | Computer chair |
| CN202477027U (en) * | 2012-02-05 | 2012-10-10 | 李广明 | Lifting chair |
| CN203543724U (en) * | 2013-09-29 | 2014-04-16 | 安徽工程大学 | Automobile driver seat height regulation device |
| CN204766352U (en) * | 2015-06-10 | 2015-11-18 | 广州军区广州总医院 | A chair for child shoots on eye ground |
| CN207754879U (en) * | 2017-05-03 | 2018-08-24 | 常州机电职业技术学院 | Lifting chair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106942929A (en) | 2017-07-14 |
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