CN214905239U - Multi-gear adjusting mechanism of swivel chair chassis - Google Patents
Multi-gear adjusting mechanism of swivel chair chassis Download PDFInfo
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- CN214905239U CN214905239U CN202120930991.9U CN202120930991U CN214905239U CN 214905239 U CN214905239 U CN 214905239U CN 202120930991 U CN202120930991 U CN 202120930991U CN 214905239 U CN214905239 U CN 214905239U
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Abstract
The utility model discloses a multi-gear adjusting mechanism of a revolving chair chassis in the field of revolving chair adjusting mechanisms, which comprises a sliding rod, wherein a movable groove is arranged in the sliding rod, a supporting rod is movably connected in the movable groove, a first sliding groove is arranged on the sliding rod, a plurality of first positioning grooves are arranged on one side of the first sliding groove at equal intervals, a first limiting rod is fixedly connected on the supporting rod, the other end of the first limiting rod is fixedly connected with a handle, the first limiting rod is matched with the first sliding groove and the first positioning groove, the bottom end of the supporting rod is fixedly connected with a support column, a plurality of supporting legs are fixedly connected on the support column, and universal wheels are fixedly connected with the bottom ends of the supporting legs, meanwhile, the pressure applied to the swivel chair in use can be buffered, the damage to the swivel chair is reduced, and the service life is prolonged.
Description
Technical Field
The utility model relates to a swivel chair adjustment mechanism field specifically is a many gears adjustment mechanism on swivel chair chassis.
Background
The swivel chair is one of computer chairs and office chairs, is a chair with a rotatable sitting part, is convenient to use and comfortable to sit, and is the first choice of most offices at present.
In the chinese patent that patent number is CN201820733751.8, a swivel chair chassis convenient to installation is fixed is disclosed, belongs to swivel chair technical field, for the convenience of the fixed of swivel chair, a swivel chair chassis convenient to installation is fixed, including chassis and connecting rod, the supporting legs is installed to the bottom side on chassis, the supporting legs is connected through pivot and universal wheel, the upper end of base is fixed with the connecting seat, the right side that the air pump was stepped on to the foot is provided with the intake pipe, the one end and the fixed block of intake pipe are connected, fixed block internally mounted has reset spring, the connecting plate is installed to reset spring's downside, the one end and the connecting plate of connecting rod are connected, the downside of fixed plate is provided with the friction plate, the bottom side of fixed block is provided with the air outlet valve, the one end of supporting legs is provided with the plug, the inside reservation of connecting block is fluted.
Although it uses through universal wheel and fixed plate when, makes things convenient for the swivel chair to realize simultaneously removing and fixed, can realize the quick installation of support frame through the plug, can't carry out many gears to the height of swivel chair and adjust, the crowd that inconvenient not adapt to desk and the height difference of co-altitude, current cylinder adjustment mechanism can explode, has certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a many gears adjustment mechanism on swivel chair chassis, through making slide bar and bracing piece swing joint, first sliding tray and first constant head tank have been seted up on the slide bar, first constant head tank equidistance is arranged, make on the bracing piece fixed connection's first gag lever post cooperate with first sliding tray and first constant head tank, realize shifting the many grades of regulation of height, the inconvenient and unsafe problem of current swivel chair altitude mixture control has been solved, better result of use has been reached, the existence of potential safety hazard has been reduced, be equipped with the dead lever on the top of slide bar simultaneously, dead lever and movable rod sliding connection, the spring in the dead lever can play the cushioning effect, the influence that pressure caused the swivel chair in the use has been solved, the extension to swivel chair life has been realized.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a many gears adjustment mechanism on swivel chair chassis, includes the slide bar, the activity groove has been seted up in the slide bar, swing joint has the bracing piece in the activity inslot, first sliding tray has been seted up on the slide bar, a plurality of first locating grooves have been seted up to one side equidistance of first sliding tray, the first gag lever post of fixedly connected with on the bracing piece, the other end fixedly connected with handle of first gag lever post, first gag lever post cooperatees with first sliding tray and first locating groove, the bottom fixedly connected with pillar of bracing piece, a plurality of supporting legs of fixedly connected with on the pillar, it is a plurality of the bottom fixedly connected with universal wheel of supporting leg.
As a further aspect of the present invention: the top fixedly connected with dead lever of slide bar, spring groove has been seted up in the dead lever, the spacing groove has been seted up on the top in spring groove, the spacing groove is linked together with spring groove, spacing inslot swing joint has the movable rod, the bottom mounting of movable rod even has the limiting plate, the spring inslot is equipped with the spring, the top fixedly connected with connecting plate of movable rod can cushion the pressure that the swivel chair received in the use, reduces the harm to the swivel chair.
As a further aspect of the present invention: the utility model discloses a swivel chair, including pillar, second constant head tank, first spacing pole, second constant head tank, solid fixed ring, second spacing pole, second constant head tank and second constant head tank, the annular groove has seted up on the pillar, swing joint has solid fixed ring in the annular groove, the second sliding tray has been seted up on the pillar, the second constant head tank has all been seted up at the both ends of second sliding tray one side, gu fixed ring goes up fixedly connected with second gag lever post, the second gag lever post cooperatees with second sliding tray and second constant head tank, and the convenience is fixed the swivel chair.
As a further aspect of the present invention: the diameter of limiting groove is less than the diameter of spring groove, the diameter of limiting plate is greater than the diameter of limiting groove, prevents the movable rod from coming off from the spring groove, guarantees the security of using.
As a further aspect of the present invention: the both ends of spring are equipped with the fixed block respectively, the both ends of spring fixed connection respectively is in the bottom in limiting plate and spring groove, prevents the spring takes place the displacement in the use.
As a further aspect of the present invention: the bottom end of the fixing ring is fixedly connected with an anti-slip mat, so that the friction force between the ground and the swivel chair is increased, and the stability of the swivel chair is improved.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through having seted up first sliding tray on the slide bar, first constant head tank has been seted up to one side equidistance of first sliding tray, the first gag lever post of fixedly connected with on the bracing piece, the other end fixedly connected with handle of first gag lever post, cooperate through first gag lever post and first sliding tray and first constant head tank, realize the many gears of swivel chair height and adjust, the problem of the inconvenient regulation of current swivel chair height has been solved, the danger factor of explosion does not exist, convenient regulation has been reached, the effect of potential safety hazard is reduced.
2. The utility model discloses in, through the top fixedly connected with dead lever at the slide bar, seted up the spring groove in the dead lever, sliding connection has the movable rod on the dead lever, the bottom fixedly connected with limiting plate of movable rod, fixedly connected with spring between limiting plate and the spring groove, can cushion the pressure that the swivel chair received in the use, reduces the harm to the swivel chair, reaches extension swivel chair life's effect.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
fig. 3 is a schematic sectional structure of the present invention;
fig. 4 is a partial structural diagram of a portion a in fig. 3.
In the figure: 1. a slide bar; 2. a support bar; 3. a first sliding groove; 4. a first positioning groove; 5. a first limit rod; 6. a handle; 7. a pillar; 8. supporting legs; 9. a universal wheel; 10. an annular groove; 11. a fixing ring; 12. a second sliding groove; 13. A second positioning groove; 14. a second limiting rod; 15. a non-slip mat; 16. a movable groove; 17. fixing the rod; 18. a spring slot; 19. A limiting groove; 20. a movable rod; 21. a limiting plate; 22. a spring; 23. a connecting plate.
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 work belong to the protection scope of the present invention.
Please refer to fig. 1-4, in the embodiment of the utility model, a many gears adjustment mechanism on swivel chair chassis, including slide bar 1, movable groove 16 has been seted up in slide bar 1, swing joint has bracing piece 2 in the movable groove 16, first sliding tray 3 has been seted up on slide bar 1, a plurality of first locating grooves 4 have been seted up to one side equidistance of first sliding tray 3, the first gag lever post 5 of fixedly connected with on the bracing piece 2, the other end fixedly connected with handle 6 of first gag lever post 5, first gag lever post 5 cooperatees with first sliding tray 3 and first locating groove 4, the bottom fixedly connected with pillar 7 of bracing piece 2, a plurality of supporting legs 8 of fixedly connected with on the pillar 7, the bottom fixedly connected with universal wheel 9 of a plurality of supporting legs 8, the utility model discloses can conveniently carry out many gears to the swivel chair and adjust, the potential safety hazard of explosion does not exist simultaneously.
The top end of the sliding rod 1 is fixedly connected with a fixed rod 17, a spring groove 18 is formed in the fixed rod 17, a limit groove 19 is formed in the top end of the spring groove 18, the limit groove 19 is communicated with the spring groove 18, a movable rod 20 is movably connected in the limit groove 19, a limit plate 21 is fixedly connected to the bottom end of the movable rod 20, a spring 22 is arranged in the spring groove 18, and a connecting plate 23 is fixedly connected to the top end of the movable rod 20, so that the pressure applied to the swivel chair in the using process can be buffered, and the damage to the swivel chair is reduced; an annular groove 10 is formed in the support column 7, a fixing ring 11 is movably connected in the annular groove 10, a second sliding groove 12 is formed in the support column 7, second positioning grooves 13 are formed in two ends of one side of each second sliding groove 12, a second limiting rod 14 is fixedly connected to the fixing ring 11, and the second limiting rod 14 is matched with the second sliding grooves 12 and the second positioning grooves 13, so that the swivel chair can be conveniently fixed; the diameter of the limiting groove 19 is smaller than that of the spring groove 18, the diameter of the limiting plate 21 is larger than that of the limiting groove 19, the movable rod 20 is prevented from falling off from the spring groove 18, and the use safety is guaranteed; two ends of the spring 22 are respectively provided with a fixed block, and two ends of the spring 22 are respectively fixedly connected to the limiting plate 21 and the bottom end of the spring groove 18, so that the spring 22 is prevented from displacing in the use process; the bottom end of the fixing ring 11 is fixedly connected with an anti-slip mat 15, so that the friction force between the ground and the swivel chair is increased, and the stability of the swivel chair is improved.
The utility model discloses a theory of operation is: when the swivel chair is used, the height of the swivel chair is adjusted according to the requirements of a user, a movable groove 16 is formed in a sliding rod 1, a supporting rod 2 is movably connected in the movable groove 16, a first sliding groove 3 is formed in the sliding rod 1, a plurality of first positioning grooves 4 are formed in one side of the first sliding groove 3 at equal intervals, a first limiting rod 5 is matched with the first sliding groove 3 and the first positioning grooves 4, the height of the swivel chair is adjusted by adjusting the position of the first limiting rod 5, multi-gear adjustment is realized by the plurality of equidistant first positioning grooves 4, a fixed rod 17 is fixedly connected to the top end of the sliding rod 1, a spring groove 18 is formed in the fixed rod 17, the fixed rod 17 is slidably connected with a movable rod 20, a spring 22 is arranged in the spring groove 18, two ends of the spring 22 are respectively provided with a fixed block, two ends of the spring 22 are respectively fixedly connected to the bottom ends of the limiting plate 21 and the spring groove 18, and the spring 22 is prevented from being displaced in the using process, can alleviate the influence of the pressure that produces in the use to the swivel chair, the bottom fixedly connected with pillar 7 of bracing piece 2, annular groove 10 has been seted up on the pillar 7, swing joint has solid fixed ring 11 in the annular groove 10, second sliding tray 12 and second constant head tank 13 have been seted up on the pillar 7, gu fixed ring 11 goes up fixedly connected with second gag lever post 14, position through adjustment second gag lever post 14, can realize solid fixed ring 11 pack up and stretch out, when solid fixed ring 11 stretches out, can realize the fixed to the swivel chair, the bottom fixedly connected with slipmat 15 of solid fixed ring 11 states, increase the frictional force between ground and the swivel chair, increase the stability of swivel chair.
The working process is as follows: when the height of swivel chair is adjusted to needs, at first hold handle 6, make first gag lever post (5) drive bracing piece 2 break away from first constant head tank 4, according to user's demand, adjust suitable height with the swivel chair, then make first gag lever post 5 drive bracing piece 2 and rotate to the direction that is close to first constant head tank 4, make first gag lever post 5 and first constant head tank 4 cooperate, accomplish the regulation of swivel chair height, when needs fix the swivel chair, remove second gag lever post 14 to the second spacing inslot 13 that is close to slipmat 15 in the second constant head tank 13 of keeping away from slipmat 15, make solid fixed ring 11 stretch out, realize the fixed of swivel chair.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a many gears adjustment mechanism of swivel chair chassis, includes slide bar (1), its characterized in that: have seted up movable groove (16) in slide bar (1), swing joint has bracing piece (2) in movable groove (16), first sliding tray (3) have been seted up on slide bar (1), a plurality of first locating groove (4) have been seted up to one side equidistance of first sliding tray (3), the first gag lever post of fixedly connected with (5) is gone up in bracing piece (2), the other end fixedly connected with handle (6) of first gag lever post (5), cooperate with first sliding tray (3) and first locating groove (4) first gag lever post (5), the bottom fixedly connected with pillar (7) of bracing piece (2), a plurality of supporting legs (8) of fixedly connected with are gone up in pillar (7), and are a plurality of the bottom fixedly connected with universal wheel (9) of supporting leg (8).
2. A multiple-gear adjustment mechanism for a swivel chair chassis according to claim 1, wherein: the top fixedly connected with dead lever (17) of slide bar (1), spring groove (18) have been seted up in dead lever (17), spacing groove (19) have been seted up on the top of spring groove (18), spacing groove (19) are linked together with spring groove (18), swing joint has movable rod (20) in spacing groove (19), the bottom mounting of movable rod (20) even has limiting plate (21), be equipped with spring (22) in spring groove (18), the top fixedly connected with connecting plate (23) of movable rod (20).
3. A multiple-gear adjustment mechanism for a swivel chair chassis according to claim 1, wherein: annular groove (10) have been seted up on pillar (7), swing joint has solid fixed ring (11) in annular groove (10), second sliding tray (12) have been seted up on pillar (7), second constant head tank (13) have all been seted up at the both ends of second sliding tray (12) one side, gu fixed ring (11) go up fixedly connected with second gag lever post (14), second gag lever post (14) cooperate with second sliding tray (12) and second constant head tank (13).
4. A multiple-gear adjustment mechanism for a swivel chair chassis according to claim 2, wherein: the diameter of the limiting groove (19) is smaller than that of the spring groove (18), and the diameter of the limiting plate (21) is larger than that of the limiting groove (19).
5. A multiple-gear adjustment mechanism for a swivel chair chassis according to claim 2, wherein: the two ends of the spring (22) are respectively provided with a fixed block, and the two ends of the spring (22) are respectively and fixedly connected to the bottom ends of the limiting plate (21) and the spring groove (18).
6. A multiple-gear adjustment mechanism for a swivel chair chassis according to claim 3, wherein: the bottom end of the fixing ring (11) is fixedly connected with an anti-skid pad (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120930991.9U CN214905239U (en) | 2021-04-30 | 2021-04-30 | Multi-gear adjusting mechanism of swivel chair chassis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120930991.9U CN214905239U (en) | 2021-04-30 | 2021-04-30 | Multi-gear adjusting mechanism of swivel chair chassis |
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| CN214905239U true CN214905239U (en) | 2021-11-30 |
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| CN202120930991.9U Active CN214905239U (en) | 2021-04-30 | 2021-04-30 | Multi-gear adjusting mechanism of swivel chair chassis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117109966A (en) * | 2023-10-24 | 2023-11-24 | 中国铁塔股份有限公司湖北省分公司 | Support for concrete pole tower performance test |
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2021
- 2021-04-30 CN CN202120930991.9U patent/CN214905239U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117109966A (en) * | 2023-10-24 | 2023-11-24 | 中国铁塔股份有限公司湖北省分公司 | Support for concrete pole tower performance test |
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