CN209269049U - A kind of swivel chair - Google Patents
A kind of swivel chair Download PDFInfo
- Publication number
- CN209269049U CN209269049U CN201720957418.0U CN201720957418U CN209269049U CN 209269049 U CN209269049 U CN 209269049U CN 201720957418 U CN201720957418 U CN 201720957418U CN 209269049 U CN209269049 U CN 209269049U
- Authority
- CN
- China
- Prior art keywords
- seat plate
- backrest
- shaft
- fixed
- mounting base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model relates to a kind of swivel chairs.The utility model includes backrest, seat plate and pedestal.Backrest is connect with seat plate by connection component, and backrest and seat plate can be rotated along connection component, and pedestal is arranged below seat plate, is fixedly connected with backup plate by connecting shaft.Backrest includes back bracket and backrest reinforcement block.Seat plate includes seat plate bracket and seat plate reinforcement block.Back bracket is connected with seat plate bracket by connecting rod.Back bracket and seat plate rack outer surface are surrounded by rubber or plastics.Back bracket and seat plate rack upper surface are evenly arranged with tubular chair cushion.The utility model uses fixed knob regulative mode, need to only remove fixed knob before adjusting and after adjusting when adjusting, so that it may the adjusting of seat plate and backrest is completed using the gravity of itself, it is simple, convenient.And the utility model structure is simple, it is easy to process.Tubular chair cushion structure is used simultaneously, so that being in more comfortable state in use process user's neck.Bottom roller is provided with roller structure, has ensured using safe.
Description
Technical field
The utility model belongs to swivel chair technical field, is related to a kind of swivel chair.
Background technique
Currently, much using swivel chair in office furniture, because its movement is flexibly, sense is sat comfortably by the parent of office worker
It looks at.Existing swivel chair can only largely be adjusted seat in vertical direction, and user can only adjust the height component of chair.
The principle that the swivel chair of adjustable backrest usually passes through compressed spring changes the stress of backrest of rotary chair, the backrest of rotary chair elevation angle
Adjustable range it is very limited, and the adjusting pressure needed when compressed spring is larger, and manufacturing cost is high；User is adjusted in rotation
The adjusting for needing to spend biggish strength that could complete backrest when handle, does not meet that swivel chair is comfortable and the need of hommization development
It asks.Therefore one kind is devised, can be with easy adjustment backrest of rotary chair, and the simple swivel chair of structure.
Summary of the invention
The purpose of this utility model is just to provide a kind of swivel chair.
The utility model includes backrest, seat plate and pedestal.The backrest is connect with seat plate by connection component, backrest with
Seat plate can be rotated along connection component, and pedestal is arranged below seat plate, be fixedly connected with backup plate by connecting shaft.
The backrest includes back bracket and backrest reinforcement block.Seat plate includes seat plate bracket and seat plate reinforcement block.Backrest
Bracket is connected with seat plate bracket by connecting rod.Back bracket and seat plate rack outer surface are surrounded by rubber or plastics.Back bracket
Tubular chair cushion is evenly arranged with seat plate rack upper surface.
The backrest bottom is provided with backrest mounting base, is provided with seat plate mounting base at the top of seat plate.Backrest mounting base with
Seat plate installation holder structure is identical, and for the hollow rod-type structure for being internally provided with screw thread, backrest mounting base and seat plate mounting base are logical
Screw thread is crossed to be arranged in connecting rod.The both ends of connecting rod are provided with fixed knob, and fixed knob is for fixing backrest and seat plate.
The inner face of fixed knob is provided with fixed link, and the both ends of connecting rod are provided with lower fixed link mounting groove.Backrest mounting base and seat plate
The both ends that bar is correspondingly connected with inside mounting base are provided with lower fixed link installation groove location and are provided with fixed link mounting groove；On fixed knob
The fixed link of setting is mounted in the fixed link mounting groove that lower fixed link mounting groove and upper fixed link mounting groove cooperatively form.
The pedestal includes spider, wheel carrier and idler wheel.On the centrally disposed disk circumference in wheel carrier one end, other end setting
There is idler wheel.Wheel carrier is made of multiple supporting legs along the setting of spider even circumferential, and the top surface of supporting leg outer end, which is parallel to the horizontal plane, to be set
It sets.Setting is used for anti-skidding cleat on the top surface of supporting leg outer end.The bottom surface of supporting leg outer end and shaft constitute revolute pair.Shaft
Axis vertical setting.The bottom end of shaft is fixed with switch block.The two sides of switch block are respectively and fixedly provided with wheel shaft.Rolling is supported on two wheel shafts
Wheel.A side parallel with axle axis is fixed with gear shaft on switch block；The outer end of gear shaft and the medial surface of baffle are fixed.Switch block
It is fixed on the side of gear shaft and is fixed with locking frame.Locking frame is located at the surface of gear shaft.Locking shaft is supported on locking frame.Lock
Only the both ends of axis are stretched out outside locking frame.Two blocks of friction arc plates, the position and two of two blocks of friction arc plates is arranged in the both ends of locking shaft
A pair of rollers is answered.Friction arc plate is provided with friction pad.Axis of the axis of locking shaft perpendicular to gear shaft.It is equipped in locking shaft convex
Take turns the circular arc face contact at the top of protrusion and baffle.Cam is fixed in the middle part of the bottom surface of riding boogie board by connecting rod.Riding boogie board top
Face is returned plate close to the side of shaft and is fixed.Plate is returned to be vertically arranged with riding boogie board.
The tubular chair cushion uses sponge material.
The backrest and backrest mounting base is integrally formed.
The seat plate and seat plate mounting base is integrally formed.
The material of the cleat uses rubber.
The baffle uses elastic material.
The material of the friction pad uses rubber.
The tubular chair cushion outsourcing has leatheret or rubber material.
The utility model uses fixed knob regulative mode, need to only take fixed knob before adjusting and after adjusting when adjusting
Under, so that it may the adjusting of seat plate and backrest is completed using the gravity of itself, it is simple, convenient.And the utility model structure is simple,
It is easy to process.Tubular chair cushion structure is used simultaneously, without designing the structure on backrest of rotary chair head, so that it may so that making in use process
User's neck is in more comfortable state.Bottom roller is provided with roller structure, has ensured using safe.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the structural schematic diagram of backrest and seat plate in Fig. 1；
Fig. 3 is the attachment structure schematic diagram one of backrest and seat plate；
Fig. 4 is the attachment structure schematic diagram two of backrest and seat plate；
Fig. 5 is the attachment structure schematic diagram three of backrest and seat plate；
Fig. 6 is the structural schematic diagram of pedestal in Fig. 1；
Fig. 7 is the structural schematic diagram one of idler wheel in Fig. 6；
Fig. 8 is the structural schematic diagram two of idler wheel in Fig. 6.
Specific embodiment
As shown in Figure 1, a kind of swivel chair includes backrest 1, seat plate 2 and pedestal 3.Backrest 1 and seat plate 2 are connected by connection component
It connects, backrest 1 and seat plate 2 can be rotated along connection component, and pedestal 3 is arranged below seat plate 2, fixed by connecting shaft 4 with backup plate 2
Connection.
As shown in Fig. 2, backrest 1 includes back bracket 1-1 and backrest reinforcement block 1-2.Seat plate 2 include seat plate bracket 2-1 and
Seat plate reinforcement block 2-2.Back bracket 1-1 and seat plate bracket 2-1 is connected by connecting rod 5.Back bracket 1-1 and seat plate bracket 2-
1 outer surface is surrounded by rubber or plastics.Back bracket 1-1 and the upper surface seat plate bracket 2-1 are evenly arranged with tubular chair cushion 6, tubular
Chair cushion 6 has leatheret or rubber material using sponge material outsourcing, so that user is comfortable on when in use, while making neck
Portion can be supported.
As shown in figure 3,1 bottom of backrest is provided with backrest mounting base 1-3, backrest 1 and backrest mounting base 1-3 are integrally formed；
Seat plate mounting base 2-3 is provided at the top of seat plate 2, seat plate 2 and seat plate mounting base 2-3 are integrally formed.Backrest mounting base 1-3 and seat plate
Mounting base 2-3 structure is identical, for the hollow rod-type structure for being internally provided with screw thread, backrest mounting base 1-3 and seat plate mounting base 2-3
It is arranged in connecting rod 5 by screw thread, accounts for 1/2 connecting rod respectively.The both ends of connecting rod 5 are provided with fixed knob 7, fixed
Knob 7 is for fixing backrest 1 and seat plate 2.As shown in figure 4, the inner face of fixed knob 7 is provided with fixed link 7-1, connecting rod 5
Both ends be provided with lower fixed link mounting groove 5-1.Connect as shown in figure 5, backrest mounting base 1-3 is corresponding with inside seat plate mounting base 2-3
The both ends of extension bar 5 are provided with the lower position fixed link mounting groove 5-1 and are provided with fixed link mounting groove 5-2；What is be arranged on fixed knob 7 consolidates
Fixed pole 7-1 is mounted in the fixed link mounting groove that lower fixed link mounting groove 5-1 and upper fixed link mounting groove 5-2 are cooperatively formed, and is risen
To fixed function.
As shown in fig. 6, pedestal 3 includes spider 3-1, wheel carrier 3-2 and idler wheel 3-3.The centrally disposed disk in the one end wheel carrier 3-2
On circumference, the other end is provided with idler wheel 3-3.Wheel carrier 3-2 is made of five supporting legs along the setting of spider even circumferential, outside supporting leg
Setting is parallel to the horizontal plane in the top surface at end.Be provided on the top surface of supporting leg outer end n for anti-skidding cleat 3-4,1≤n≤
500.The material of cleat uses rubber.It is existing that cleat may go out shaft when can effectively avoid user's foot from stepping down on supporting leg
It slips.As shown in FIG. 7 and 8, the bottom surface of supporting leg outer end and shaft 3-5 constitute revolute pair.The axis vertical of shaft 3-5 is arranged.Turn
The bottom end of axis 3-5 is fixed with switch block 3-6.The two sides of switch block 3-6 are respectively and fixedly provided with wheel shaft.Idler wheel 3- is supported on two wheel shafts
3.A side parallel with axle axis is fixed with gear shaft 3-7 on switch block 3-6；The outer end of gear shaft 3-7 and the inside of baffle 3-8
Face is fixed.Baffle 3-8 uses elastic material.Switch block 3-6, which is fixed on the side of gear shaft 3-7, is fixed with locking frame 3-9.Locking
Frame 3-9 is located at the surface of gear shaft 3-7.Locking shaft 3-10 is supported on locking frame 3-9.The both ends of locking shaft 3-10 are stretched out
Outside locking frame 3-9.Two pieces of friction arc plate 3-11, the position and two of two pieces of friction arc plate 3-11 is arranged in the both ends of locking shaft 3-10
A idler wheel 3-3 is corresponding.Friction arc plate 3-11 is provided with friction pad.The material of friction pad uses rubber.The axis of locking shaft 3-10
Perpendicular to the axis of gear shaft 3-7.Cam 3-12 protrusion is equipped on locking shaft 3-10 to connect with the arc surface at the top of baffle 3-8
Touching.Cam 3-12 is fixed at fixed in the middle part of the bottom surface of riding boogie board 3-13 by connecting rod.The top surface riding boogie board 3-13 is close to shaft 3-5's
Side is returned plate 3-14 and is fixed.Plate is returned to be vertically arranged with riding boogie board 3-14.
When adjusting backrest, fixed knob being taken out, is leaned on backward, the gravity having using human body adjusts backrest backward,
When being adjusted to required angle, fixed knob is installed to fixed in fixed link mounting groove.Same method can also be used for adjusting and sit
Plate.When needing locking idler wheel, riding boogie board is slammed and flipped outward with foot, and riding boogie board drives locking shaft to rotate forward.The protrusion of cam squeezes
The arc surface at the top of baffle is pressed, so that the protrusion of cam goes to inside on the outside of baffle.While cam rotates, locking
Axis dynamic friction arc plate is inwardly overturn, so that friction arc plate squeezing roller.Since baffle hinders cam rotation, therefore the arc plate that rubs will be held
Continuous squeezing roller, realizes the locking of idler wheel.After idler wheel locking, will not because of user's body movement and roll, increase easypro
Adaptive.When needing to unlock idler wheel, plate is withstood and be inwardly flipped back to heel, is returned strip and is moved locking shaft reversion.The protrusion of cam
Arc surface at the top of portion extrusion baffle, so that the protrusion of cam goes to outside on the inside of baffle.Cam rotates same
When, locking shaft band dynamic friction arc plate flips outward so that friction arc plate and idler wheel with separate.Since baffle hinders cam rotation,
Therefore friction arc plate will not touch idler wheel, idler wheel can be rolled freely.
Claims (8)
1. a kind of swivel chair, including backrest, seat plate and pedestal；It is characterized by: the backrest and seat plate are connected by connection component
It connects, backrest and seat plate can be rotated along connection component, and pedestal is arranged below seat plate, be fixedly connected with backup plate by connecting shaft；
The backrest includes back bracket and backrest reinforcement block；Seat plate includes seat plate bracket and seat plate reinforcement block；Back bracket
It is connected with seat plate bracket by connecting rod；Back bracket and seat plate rack outer surface are surrounded by rubber or plastics；Back bracket and seat
Board mount upper surface is evenly arranged with tubular chair cushion；
The backrest bottom is provided with backrest mounting base, is provided with seat plate mounting base at the top of seat plate；Backrest mounting base and seat plate
It is identical that holder structure is installed, for the hollow rod-type structure for being internally provided with screw thread, backrest mounting base and seat plate mounting base pass through spiral shell
Line is arranged in connecting rod；The both ends of connecting rod are provided with fixed knob, and fixed knob is for fixing backrest and seat plate；It is fixed
The inner face of knob is provided with fixed link, and the both ends of connecting rod are provided with lower fixed link mounting groove；Backrest mounting base and seat plate are installed
The internal both ends for being correspondingly connected with bar of seat are provided with lower fixed link installation groove location and are provided with fixed link mounting groove；It is arranged on fixed knob
Fixed link be mounted in the fixed link mounting groove that lower fixed link mounting groove and upper fixed link mounting groove cooperatively form；
The pedestal includes spider, wheel carrier and idler wheel；On the centrally disposed disk circumference in wheel carrier one end, the other end is provided with rolling
Wheel；Wheel carrier is made of multiple supporting legs along the setting of spider even circumferential, and setting is parallel to the horizontal plane in the top surface of supporting leg outer end；Branch
Setting is used for anti-skidding cleat on the top surface of leg outer end；The bottom surface of supporting leg outer end and shaft constitute revolute pair；The axis of shaft
It is vertically arranged；The bottom end of shaft is fixed with switch block；The two sides of switch block are respectively and fixedly provided with wheel shaft；Idler wheel is supported on two wheel shafts；
A side parallel with axle axis is fixed with gear shaft on switch block；The outer end of gear shaft and the medial surface of baffle are fixed；Switch block is solid
Surely locking frame is fixed on the side for having gear shaft；Locking frame is located at the surface of gear shaft；Locking shaft is supported on locking frame；Locking
The both ends of axis are stretched out outside locking frame；The both ends of locking shaft are arranged two blocks of friction arc plates, the position of two blocks of friction arc plates and two
Pair of rollers is answered；Friction arc plate is provided with friction pad；Axis of the axis of locking shaft perpendicular to gear shaft；Cam is equipped in locking shaft
Circular arc face contact at the top of protrusion and baffle；Cam is fixed in the middle part of the bottom surface of riding boogie board by connecting rod；Riding boogie board top surface
Plate is returned close to the side of shaft to fix；Plate is returned to be vertically arranged with riding boogie board.
2. a kind of swivel chair as described in claim 1, it is characterised in that: the tubular chair cushion uses sponge material.
3. a kind of swivel chair as described in claim 1, it is characterised in that: the backrest and backrest mounting base is integrally formed.
4. a kind of swivel chair as described in claim 1, it is characterised in that: the seat plate and seat plate mounting base is integrally formed.
5. a kind of swivel chair as described in claim 1, it is characterised in that: the material of the cleat uses rubber.
6. a kind of swivel chair as described in claim 1, it is characterised in that: the baffle uses elastic material.
7. a kind of swivel chair as described in claim 1, it is characterised in that: the material of the friction pad uses rubber.
8. a kind of swivel chair as claimed in claim 2, it is characterised in that: the tubular chair cushion outsourcing has leatheret or rubber material
Matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957418.0U CN209269049U (en) | 2017-08-02 | 2017-08-02 | A kind of swivel chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957418.0U CN209269049U (en) | 2017-08-02 | 2017-08-02 | A kind of swivel chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209269049U true CN209269049U (en) | 2019-08-20 |
Family
ID=67597086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720957418.0U Expired - Fee Related CN209269049U (en) | 2017-08-02 | 2017-08-02 | A kind of swivel chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209269049U (en) |
-
2017
- 2017-08-02 CN CN201720957418.0U patent/CN209269049U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190820 Termination date: 20200802 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |