CN218279090U - Swivel chair chassis with free lifting function - Google Patents
Swivel chair chassis with free lifting function Download PDFInfo
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- CN218279090U CN218279090U CN202222569204.XU CN202222569204U CN218279090U CN 218279090 U CN218279090 U CN 218279090U CN 202222569204 U CN202222569204 U CN 202222569204U CN 218279090 U CN218279090 U CN 218279090U
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- swivel chair
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Abstract
The utility model relates to a swivel chair technical field specifically is a swivel chair chassis with free raising and lowering functions, the cover is equipped with flexible subassembly on No. two dwangs, flexible subassembly includes the rotor plate, a rotational pin is installed at the both ends of rotor plate, the top rigid coupling of a rotational pin has the seat support, the cover is equipped with the telescopic link on the rotational pin, another pot head of a rotational pin is equipped with the expansion plate, install in the jack of seat support on the expansion plate, the belt bull wheel rotates and makes the rotor plate on No. two dwangs rotate, and then makes the rotor plate on the rotor plate remove, because No. two rotational pins and expansion plate rigid coupling, so can make the expansion plate follow the telescopic hole roll-off of seat support to make the bottom space grow of seat, and then can make the people of high stature sit such swivel chair or the comfortable of sitting.
Description
Technical Field
The utility model relates to a swivel chair technical field specifically is a swivel chair chassis with free raising and lowering functions.
Background
The swivel chair is one of computer chairs and office chairs, and is a chair with a rotatable sitting part. The swivel chair can be divided into a half swivel chair and a full swivel chair, and the swivel chair generally comprises a support rod, a rotating shaft, a chair seat and other structures;
when designing a swivel chair, the existing swivel chair is provided with a lifting device, a pneumatic rod is arranged in the lifting device, and the pneumatic rod can support, buffer, brake, adjust height, adjust angle and the like for transfer, so that the swivel chair is lifted;
however, the existing swivel chair with the lifting function still has certain defects, for example, the size of the seat of the swivel chair cannot be adjusted, so that a person with a large stature cannot sit on the swivel chair or is uncomfortable to sit on the swivel chair, and the comfort level of the user caused by the swivel chair is reduced due to the fact that the speed is not stable enough or the swivel chair cannot rotate to a proper angle during the rotation transfer, so that the swivel chair chassis with the free lifting function is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
In order to remedy prior art's not enough, the seat support size of current swivel chair can not be adjusted, leads to the tall and big people to sit not to such swivel chair or sit uncomfortable, and in addition just when rotating the transfer, speed is steady enough or can not change suitable angle, leads to the problem that the comfort level that such swivel chair brought for the user reduces, so to above problem, the utility model provides a swivel chair chassis with free raising and lowering functions.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a swivel chair chassis with free raising and lowering functions, includes the lower plate, install the dwang No. two on the lower plate, the cover is equipped with the belt bull wheel on No. two dwangs, install the motor No. two on the lower plate, the output of motor No. two has the dwang No. three through the coupling joint, install the belt steamboat on No. three dwangs, the cover is equipped with the belt on belt steamboat and the belt bull wheel, the cover is equipped with flexible subassembly on No. two dwangs, flexible subassembly includes the rotor plate, a rotor pin is installed at the both ends of rotor plate, the top rigid coupling of a rotor pin has the seat support, the cover is equipped with the telescopic link on a rotor pin, another pot head of a rotor pin is equipped with the expansion plate, install in the jack of seat support on the expansion plate, when wanting to sit this swivel chair when volume and weight are big, no. two motors start, drive the belt steamboat and rotate to make the belt remove, and then make big rotation of belt, the rotor plate on the belt big rotation makes the rotor plate rotate, and then make the expansion plate on the seat of seat in the big rotation, thereby make the expansion plate of seat in the big grow.
Preferably, a first rotating rod is installed on the upper portion of the base, a rotating intermittent assembly is installed on the first rotating rod and comprises an intermittent rotating disk, a lower bottom plate is fixedly connected to the upper portion of the intermittent rotating disk, a first supporting seat is fixedly connected to the side wall of the base, a first motor is installed on the first supporting seat, the output end of the first motor is connected with a disk through a coupling, a sliding rod is fixedly connected to the edge of the upper portion of the disk, and when the angle or the speed of the swivel chair needs to be adjusted, start a motor, and then drive the disc circumference and rotate, thereby the slide bar on the disc slides along the surface of intermittent type carousel, when the slide bar rotates the excircle rotation of intermittent type carousel, the intermittent type carousel can not rotate, when the slide bar rotates the hole department that gets into or keep away from the intermittent type carousel behind the round, the intermittent type carousel rotates, thereby the structural component of the intermittent type carousel that makes also can rotate, just so can control seat pivoted angle and speed, and then improve user's comfort level.
Preferably, install the guide bar on the lower plate, the other end rigid coupling of guide bar is at the seat support, the cover is equipped with the spring on the guide bar, and the spring is located between lower plate and the seat support, and when the people sat the swivel chair, the spring can cushion people's weight, and the guide bar can play the guide effect to the seat support, so both can bring good comfort level for the user, can also prevent that the people from crushing the seat support.
Preferably, the intermittent dial rotates 30 ° when the dial rotates one turn, so that the seat can rotate to a proper angle and the seat can rotate smoothly.
Preferably, the bottom plate can be installed to the base lower part, and the below rigid coupling of bottom plate has the atmospheric pressure stick, can protect the seat support not receive the extrusion like this, also can realize the lift of seat.
Preferably, the small belt wheel and the large belt wheel are respectively provided with a limiting ring, so that the small belt wheel and the large belt wheel are not easy to slip off when a belt is driven, and the belt is driven more stably.
The utility model discloses an useful part lies in:
the utility model discloses a cover is equipped with flexible subassembly on No. two dwangs, flexible subassembly includes the rotor plate, a rotor pin is installed at the both ends of rotor plate, the top rigid coupling of a rotor pin has the seat support, the cover is equipped with the telescopic link on a rotor pin, another pot head of a rotor pin is equipped with the expansion plate, install in the jack of seat support on the expansion plate, the belt bull wheel rotates and makes the rotor plate on No. two dwangs rotate, and then makes the rotor plate on the rotor plate remove, because No. two rotor pins and expansion plate rigid couplings, so can make the expansion plate follow the roll-off in the telescopic hole of seat support to make the bottom space grow of seat, and then can make the tall and big people of body sit such swivel chair or the comfortable of sitting.
The utility model discloses a it includes the intermittent type carousel to rotate intermittent type subassembly, intermittent type carousel upper portion rigid coupling has the lower plate, the lateral wall rigid coupling on the base has a supporting seat, install a motor on the supporting seat, the output of a motor has the disc through the coupling joint, the upper portion edge rigid coupling of disc has the slide bar, when the slide bar rotates the hole department that gets into or keep away from the intermittent type carousel behind the round, the intermittent type carousel rotates to the structural component of the intermittent type carousel that makes also can rotate, just so can control seat pivoted angle and speed, and then improve user's comfort level.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a first overall structure diagram of the first embodiment;
FIG. 2 is a second schematic overall structure diagram according to the first embodiment;
FIG. 3 is a third schematic overall structure diagram according to the first embodiment;
FIG. 4 is a first partial structural view according to the first embodiment;
FIG. 5 is a second structural diagram according to the first embodiment;
FIG. 6 is a schematic view of the overall structure of the second embodiment;
in the figure: 1. a base; 2. a first rotating rod; 3. an intermittent rotary table; 4. a first supporting seat; 5. a first motor; 6. a disc; 7. a slide bar; 8. a lower base plate; 9. a guide bar; 10. a spring; 11. a second rotating rod; 12. a belt big wheel; 13. a belt; 14. a belt small wheel; 15. a third rotating rod; 16. a second motor; 17. a rotating plate; 18. a first rotating pin; 19. a telescopic rod; 20. a second rotating pin; 21. a retractable plate; 22. a chair seat; 23. an anti-falling cap.
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 of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
Please refer to fig. 1-5, a swivel chair chassis with free lifting function, comprising a lower bottom plate 8, a second rotating rod 11 is installed on the lower bottom plate 8, a belt big wheel 12 is sleeved on the second rotating rod 11, a second motor 16 is installed on the lower bottom plate 8, an output end of the second motor 16 is connected with a third rotating rod 15 through a coupling, a belt small wheel 14 is installed on the third rotating rod 15, a belt 13 is sleeved on the belt small wheel 14 and the belt big wheel 12, a telescopic assembly is sleeved on the second rotating rod 11, the telescopic assembly comprises a rotating plate 17, a first rotating pin 18 is installed at two ends of the rotating plate 17, a chair seat 22 is fixedly connected to the top of the first rotating pin 18, a telescopic rod 19 is sleeved on the first rotating pin 18, a telescopic plate 21 is sleeved at the other end of the first rotating pin 18, the extension plate 21 is installed in the insertion hole of the seat 22, when the swivel chair works, the size of the seat 22 of the existing swivel chair cannot be adjusted, which causes the problem that the taller people cannot sit on the swivel chair or feel uncomfortable, and also when the swivel chair is rotated, the speed is not stable enough or the swivel chair cannot rotate to a proper angle, which causes the problem that the comfort level of the swivel chair for users is reduced, therefore, aiming at the above problems, the first embodiment provides a swivel chair chassis with a free lifting function, when the swivel chair is required to sit on due to large volume and weight, the second motor 16 is started to drive the belt small wheel 14 to rotate, so that the belt 13 is moved, the belt large wheel 12 is rotated, the rotation plate 17 on the second rotation rod 11 is rotated, and the rotation plate 17 on the rotation plate 17 is moved, because the second rotation pin 20 is fixedly connected with the extension plate 21, therefore, the extension plate 21 can be slid out of the extension hole of the seat 22, so that the bottom space of the seat is enlarged, and a person with a large stature can sit on the swivel chair or the seat comfortably.
Install guide bar 9 on the lower plate 8, the other end rigid coupling of guide bar 9 is at seat support 22, the cover is equipped with spring 10 on the guide bar 9, and spring 10 is located between lower plate 8 and the seat support 22, and the during operation, when the people sat the swivel chair, spring 10 can cushion people's weight, and guide bar 9 can play the guide effect to seat support 22, so both can bring good comfort level for the user, can also prevent that the people from crushing seat support 22.
Example two
Referring to fig. 6, as another embodiment of the present invention, in a first comparative example, an anti-falling cap 23 is installed at a lower end of the second rotating pin 20, and during operation, the anti-falling cap 23 can prevent the telescopic rod 19 from falling off, so that the telescopic rod 19 can push the telescopic plate 21, and the bottom of the seat is enlarged.
The theory of operation, a swivel chair chassis with free raising and lowering functions, including lower plate 8, install No. two dwang 11 on the lower plate 8, the cover is equipped with belt bull wheel 12 on No. two dwang 11, install No. two motor 16 on the lower plate 8, no. two motor 16's output has No. three dwang 15 through the coupling joint, install belt steamboat 14 on No. three dwang 15, the cover is equipped with belt 13 on belt steamboat 14 and the belt bull wheel 12, the cover is equipped with telescopic component on No. two dwang 11, telescopic component includes rotor plate 17, no. one rotor pin 18 is installed at rotor plate 17's both ends, the top rigid coupling of No. one rotor pin 18 has seat support 22, the cover is equipped with telescopic link 19 on No. one rotor pin 18, another pot head of No. one rotor pin 18 is equipped with expansion plate 21, install in the jack of seat support 22 on the expansion plate 21, when wanting to sit this swivel chair when the size is big with weight, no. two motor 16 start, drive belt steamboat the rotation to make belt steamboat 13 rotate, and then make the rotation of belt wheel 12, and then make the expansion plate 17 of the expansion plate 17 make the expansion plate on the seat support move, so that the expansion plate 17 makes the expansion plate 17 make the expansion plate 17 big seat support 17 make the expansion plate 17 of the expansion plate 17 and the expansion plate on the expansion plate 17 big seat support 17, so that the expansion plate 17 make the expansion plate 17 of the expansion plate 17 make the expansion plate on the expansion plate 17 big space of the seat.
In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a swivel chair chassis with freely raising and lowering functions which characterized in that: including lower plate (8), install No. two dwang (11) on lower plate (8), the cover is equipped with belt bull wheel (12) on No. two dwang (11), install No. two motor (16) on lower plate (8), the output of No. two motor (16) has No. three dwang (15) through the coupling joint, install belt steamboat (14) on No. three dwang (15), the cover is equipped with belt (13) on belt steamboat (14) and belt bull wheel (12), the cover is equipped with telescopic component on No. two dwang (11), telescopic component includes rotor plate (17), rotor pin (18) are installed at the both ends of rotor plate (17), the top rigid coupling of a rotor pin (18) has seat support (22), the cover is equipped with telescopic link (19) on rotor pin (18), another pot head of a rotor pin (18) is equipped with expansion plate (21), install in the jack of seat support (22) on expansion plate (21).
2. A swivel chair chassis with free lift function according to claim 1, characterized in that: including base (1), dwang (2) is installed on base (1) upper portion, install on dwang (2) and rotate intermittent type subassembly, it includes intermittent type carousel (3) to rotate intermittent type subassembly, intermittent type carousel (3) upper portion rigid coupling has lower plate (8), the lateral wall rigid coupling on base (1) has supporting seat (4) No. one, install motor (5) on supporting seat (4), the output of motor (5) has disc (6) through the coupling joint, the upper portion edge rigid coupling of disc (6) has slide bar (7).
3. A swivel chair chassis with free lift function according to claim 1, characterized in that: install guide bar (9) on lower plate (8), the other end rigid coupling of guide bar (9) is at seat support (22), the cover is equipped with spring (10) on guide bar (9), and spring (10) are located between lower plate (8) and seat support (22).
4. A swivel chair chassis with free lift function according to claim 2, characterized in that: when the disc (6) rotates for one circle, the intermittent rotary disc (3) can rotate for 30 degrees.
5. A swivel chair chassis with free lift function according to claim 2, characterized in that: the lower part of the base (1) is provided with a bottom plate, and a pneumatic rod is fixedly connected below the bottom plate.
6. A swivel chair chassis with free lift function according to claim 1, characterized in that: and the small belt wheel (14) and the large belt wheel (12) are both provided with a limiting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222569204.XU CN218279090U (en) | 2022-09-28 | 2022-09-28 | Swivel chair chassis with free lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222569204.XU CN218279090U (en) | 2022-09-28 | 2022-09-28 | Swivel chair chassis with free lifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218279090U true CN218279090U (en) | 2023-01-13 |
Family
ID=84804221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222569204.XU Active CN218279090U (en) | 2022-09-28 | 2022-09-28 | Swivel chair chassis with free lifting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218279090U (en) |
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2022
- 2022-09-28 CN CN202222569204.XU patent/CN218279090U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |