CN204930957U - The governor motion of liftable swivel chair - Google Patents
The governor motion of liftable swivel chair Download PDFInfo
- Publication number
- CN204930957U CN204930957U CN201520683387.5U CN201520683387U CN204930957U CN 204930957 U CN204930957 U CN 204930957U CN 201520683387 U CN201520683387 U CN 201520683387U CN 204930957 U CN204930957 U CN 204930957U
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- CN
- China
- Prior art keywords
- bull stick
- air pressure
- pressure rod
- game
- mid
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of governor motion of liftable swivel chair, comprise dish, bull stick, mid-game and air pressure rod, described upper dish is connected with seat support, operating room is provided with between described upper dish and mid-game, wherein: described mid-game is provided with the through hole passed for air pressure rod, described bull stick is hinged in operating room, described bull stick is provided with operating portion, described operating portion and air pressure rod link, described bull stick is provided with torsion spring, described torsion spring keeps bull stick to be close to air pressure rod, by adopting above-mentioned setting, bull stick is directly provided with operating portion, the operating portion on bull stick and air pressure rod is utilized to link, the space that torsion spring occupies is also less, structure is simple, the spring energy of torsion spring keeps bull stick to be close to air pressure rod, when ensureing that swivel chair vibrates, bull stick can not rotate freely, avoid bull stick rotate then collision make a noise, and bull stick and air pressure rod are kept conflicting, reduce bull stick to the percussion number of times of air pressure rod, there is higher security and longer service life.
Description
Technical field
The utility model relates to a kind of governor motion, and more particularly, it relates to a kind of governor motion of liftable swivel chair.
Background technology
The chair tray with seat support elevating function generally includes the mid-game for being connected with air pressure rod, the deep bid for being connected with seat support, mid-game place is provided with rotating structure for contacting air pressure rod, thus realize the function of lifting, but existing turntable is generally free rotation, turntable can rotate when chair vibrates, collide the sidewall of swivel chair, make a noise, and affect the use of equipment.
At present, application number is that the Chinese patent of CN02287885.8 discloses a kind of pallet, mainly comprise base plate, sliding seat, conical pipe and adjusting device, sliding seat is movably connected in base plate, in the middle of sliding seat, connect the conical pipe of air pressure rod, be welded on together with conical pipe in sliding seat by Taper Pipe fixed head; Described adjusting device includes adjusting rod, adjustable plate, torsion spring, torsion spring fixed head, and adjusting rod interts in sliding seat, and adjustable plate is fixedly connected on the one end in adjusting rod insertion sliding seat, the one side contact air pressure rod of adjustable plate, and another side is connected with torsion spring; The another side of adjustable plate is provided with spin-ended of adjustable plate.
Although the pallet of the seat support of this set avoids loosening of structure, overall structure is too complicated, processing difficulties, and cost compare is high.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is the governor motion of the liftable swivel chair providing a kind of structure simple, stable.
For achieving the above object, the utility model provides following technical scheme: a kind of governor motion of liftable swivel chair, comprise dish, bull stick, mid-game and air pressure rod, described upper dish is connected with seat support, operating room is provided with between described upper dish and mid-game, wherein: described mid-game is provided with the through hole passed for air pressure rod, described bull stick is hinged in operating room, described bull stick is provided with operating portion, described operating portion and air pressure rod link, described bull stick is provided with torsion spring, and described torsion spring keeps bull stick to be close to air pressure rod.
By adopting technique scheme, bull stick is directly provided with operating portion, and utilize the operating portion on bull stick and air pressure rod to link, save adding of other structures, saved inner space, structure is simple; The spring energy of torsion spring keeps bull stick to be close to air pressure rod, when ensureing that swivel chair vibrates, bull stick can not rotate freely, avoid bull stick rotate then collision make a noise, and bull stick and air pressure rod are kept conflicting, reduce bull stick to the percussion number of times of air pressure rod, have higher security and the service life of extension device, the space that torsion spring takies is less, can be directly installed on bull stick, mid-game inner space is comparatively spacious.
The utility model is set to further: be also provided with installation sheet in described mid-game, and described installation sheet has handle hole, and described handle hole and through hole are just right, described installation sheet is equipped with lasso attended operation hole and through hole.
By adopting technique scheme, the connection being set to air pressure rod of lasso provides stable structure more, relative to the through hole fixed air pressure bar only by mid-game, the position of air pressure rod is more accurate, skew is less likely to occur, and lasso inwall smoother, be conducive to the installation of air pressure rod.
The utility model is set to further: described lasso welds with handle hole, and the solder joint of described welding is arranged on bull stick and installation sheet contact position.
By adopting technique scheme, adopt welding procedure, manufacture craft is simple, and switching performance is good, stable for lasso can be connected to handle hole place; Solder joint is arranged on the contact position of bull stick and installation sheet, solder joint has larger thickness, thus can take the lead in contacting bull stick, decreases the contact area of bull stick and installation sheet, the noise produced when reduce further bar rotation.
The utility model is set to further: described bull stick is provided with projection at torsion spring away from one end of through hole, and described upper dish and mid-game are provided with the breach Gong protruding through.
By adopting technique scheme, the projection of bull stick can block torsion spring, avoid the movement of torsion spring position, make structure more stable, and breach can allow bull stick pass through when that is installed, due to the rotation of position after entering, protruding part and the connecting hole sidewall of bull stick are conflicted, thus bull stick can not come off out, and due to the effect of torsion spring, projection can be selected at correct position, thus make bull stick can not pass through to deviate from from breach when normal use.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the utility model embodiment;
Fig. 2 is the structural representation of mid-game place of the utility model embodiment;
Fig. 3 is the structural representation at A place in Fig. 2;
Fig. 4 is the structure chart of the torsion spring of the utility model embodiment.
Accompanying drawing illustrates: 1. coil on; 2. bull stick; 21. operating portions; 22. projections; 3. mid-game; 31. through holes; 4. air pressure rod; 5. torsion spring; 6. installation sheet; 61. lassos; 62. solder joints; 7. breach.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the utility model embodiment is explained.
A kind of governor motion of liftable swivel chair, comprise dish 1, bull stick 2, mid-game 3 and air pressure rod 4, described upper dish 1 is connected with seat support, operating room is provided with between described upper dish 1 and mid-game 3, wherein: described mid-game 3 is provided with the through hole 3 passed for air pressure rod 4, described bull stick 2 is hinged in operating room, described bull stick 2 is provided with operating portion 21, described operating portion 21 is the part bending setting that bull stick 2 is positioned at mid-game 3, described bull stick 2 is set to " recessed " font at bending part, " recessed " font position of described bull stick 2 contacts with air pressure rod 4, described torsion spring 5 is arranged on bull stick 2 one end away from through hole in mid-game 3, described operating portion 21 links with air pressure rod 4, described bull stick 2 is provided with torsion spring 5, described torsion spring 5 is wrapped on bull stick 2, described torsion spring 5 one end is buckled in the bending place of bull stick 2, the other end of described torsion spring 5 is conflicted the intersection place in the bottom of mid-game 3 and side, described torsion spring 5 keeps bull stick 2 to be close to air pressure rod 4.
Principle of the present utility model is: bull stick 2 is directly provided with operating portion 21, and utilize the operating portion 21 on bull stick 2 to link with air pressure rod 4, save adding of other structures, saved inner space, structure is simple; The spring energy of torsion spring 5 keeps bull stick 2 to be close to air pressure rod 4, when ensureing that swivel chair vibrates, bull stick 2 can not rotate freely, avoid bull stick 2 rotate then collision make a noise, and bull stick 2 and air pressure rod 4 are kept conflicting, reduce the percussion number of times of bull stick 2 pairs of air pressure rods 4, there is higher security and the service life of extension device.
Preferably, installation sheet 6 is also provided with in described mid-game 3, described installation sheet 6 has handle hole, described handle hole and through hole 31 just right, described installation sheet 6 is equipped with lasso 61 attended operation hole and through hole 31, described lasso 61 welds with the handle hole on installation sheet 6, and the solder joint 62 of described welding is arranged on bull stick 2 and installation sheet 6 contact position, and described lasso 61 selects copper sleeve ring.
The advantage of the program is: the connection being set to air pressure rod 4 of lasso 61 provides stable structure more, relative to the through hole 3 fixed air pressure bar 4 only by mid-game 3, the position of air pressure rod 4 is more accurate, skew is less likely to occur, and lasso 61 inwall smoother, be conducive to the installation of air pressure rod 4, adopt welding procedure, manufacture craft is simple, and switching performance is good, stable for lasso 61 can be connected to handle hole place; Solder joint 62 is arranged on the contact position of bull stick 2 and installation sheet 6, solder joint 62 has larger thickness, thus can take the lead in contacting bull stick 2, decreases bull stick 2 and the contact area of installation sheet 6, reduce further the noise produced when bull stick 2 rotates.
Preferably, described bull stick 2 is provided with projection 22 at torsion spring 5 away from one end of through hole, described upper dish 1 and mid-game 3 are provided with the breach 7 passed through for bull stick 2 projection 22 position, the advantage of the program is: the projection 22 of bull stick 2 can block torsion spring 5, avoid the movement of torsion spring 5 position, make structure more stable, and breach 7 can allow bull stick 2 pass through when that is installed, due to the rotation of position after entering, projection 22 position and the connecting hole sidewall of bull stick 2 are conflicted, thus bull stick 2 can not come off out, and due to the effect of torsion spring 5, projection 22 can be selected at correct position, thus make bull stick 2 can not pass through to deviate from from breach 7 when normal use.
Preferably, also screw is equipped with between described mid-game 3 and upper dish 1, the position wearing screw in mid-game 3 relative to the other end of through hole 31, the end of thread of described screw protrudes from middle tray bottom through upper dish, the end of thread of screw is provided with cylindric nut, spring is provided with in described nut, described nut outward flange is provided with bar shaped texture, the advantage of the program is: screw can help mid-game 3 and upper dish 1 better to combine, and nut is provided with texture, directly can not open by instrument, convenient and swift.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. the governor motion of a liftable swivel chair, comprise dish, bull stick, mid-game and air pressure rod, described upper dish is connected with seat support, be provided with operating room between described upper dish and mid-game, it is characterized in that: described mid-game is provided with the through hole passed for air pressure rod, and described bull stick is hinged in operating room, described bull stick is provided with operating portion, described operating portion and air pressure rod link, and described bull stick is provided with torsion spring, and described torsion spring keeps bull stick to be close to air pressure rod.
2. the governor motion of a kind of liftable swivel chair according to claim 1, it is characterized in that: in described mid-game, be also provided with installation sheet, described installation sheet has handle hole, and described handle hole and through hole are just right, described installation sheet is equipped with lasso attended operation hole and through hole.
3. the governor motion of a kind of liftable swivel chair according to claim 2, is characterized in that: described lasso welds with handle hole, and the solder joint of described welding is arranged on bull stick and installation sheet contact position.
4. the governor motion of a kind of liftable swivel chair according to claim 1, is characterized in that: described bull stick is provided with projection at torsion spring away from one end of through hole, and described upper dish and mid-game are provided with the breach Gong protruding through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520683387.5U CN204930957U (en) | 2015-09-07 | 2015-09-07 | The governor motion of liftable swivel chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520683387.5U CN204930957U (en) | 2015-09-07 | 2015-09-07 | The governor motion of liftable swivel chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204930957U true CN204930957U (en) | 2016-01-06 |
Family
ID=54998426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520683387.5U Expired - Fee Related CN204930957U (en) | 2015-09-07 | 2015-09-07 | The governor motion of liftable swivel chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204930957U (en) |
-
2015
- 2015-09-07 CN CN201520683387.5U patent/CN204930957U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20170907 |