CN105795758B - A kind of single pole dual control seat tray - Google Patents
A kind of single pole dual control seat tray Download PDFInfo
- Publication number
- CN105795758B CN105795758B CN201610247151.6A CN201610247151A CN105795758B CN 105795758 B CN105795758 B CN 105795758B CN 201610247151 A CN201610247151 A CN 201610247151A CN 105795758 B CN105795758 B CN 105795758B
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- CN
- China
- Prior art keywords
- single pole
- dual control
- bracket
- seat
- intermediate bar
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Classifications
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- 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
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/022—Reclining or easy chairs having independently-adjustable supporting parts
- A47C1/024—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
- A47C1/025—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination by means of a rack-and-pinion or like gearing mechanism
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- 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
- A47C3/30—Chairs or stools with vertically-adjustable seats with vertically-acting fluid cylinder
Landscapes
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention discloses a kind of single pole dual control seat trays, it include the bracket for the pedestal of connecting chair atmospheric pressure pole and for connecting seat, pedestal connects the inner cavity to form pallet with bracket, interior intracavitary is provided with one and runs through bracket side plate and rotatable intermediate bar, intermediate bar is connected with lifting regulating mechanism and reclining regulating mechanism, wherein, lifting regulating mechanism includes the swing component that axis is connected on bracket, the adjusting rod that is set in the fastener on intermediate bar for driving swing component swing and can freely engage with fastener；Reclining regulating mechanism includes a vertical rod piece, and vertical rod piece one end is fixed on the base, and the other end is connected with elastic component.The present invention is the adjusting realized to height of seat and reclining amplitude using a rod piece, and rod piece is arranged in seat side edges, avoids and need to squat down in traditional Chinese chair or bend through turning knob come the drawbacks of adjusting reclining amplitude.
Description
Technical field
The invention belongs to office chair, swivel chair machinery field more particularly to a kind of single pole dual control seat trays.
Background technology
The seat that people use in life usually needs to adjust different height and reclining angle according to different Man's Demands
Degree, in order to solve such demand, people are mounted with seat tray, also referred to as Chair underframe below the cushion of seat.Seat tray
The height of seat and the reclining amplitude of backrest can be adjusted, oneself is widely used in daily life.
Chinese patent (notification number：CN2922618) disclose it is a kind of lifting and reclining Chair underpan, by upper disk, mid-game and
Knob forms, and knob is fixed on by CARRIAGE BOLTS on upper disk, and dust cover, washer and spring are mounted in mid-game, in mid-game
It is provided with U-shaped supporting rack, U-shaped supporting rack connection back steel sheet seat and upper disk, back steel sheet seat pass through rivet interlacement mid-game, U-shaped support
Frame passes through rivet interlacement back steel sheet seat.Lifting pump is provided in mid-game, disk is equipped with elevating control dress on one side on chair
It sets, upper disk is connected by rivet with bearing with mid-game.When chair reclining, spring plays the reset response to chair reclining, leads to
Overregulate the elastic force of spring to adjust the reclining amplitude size of seat, therefore, it is necessary to squat down or bend by turning knob with
Chair reclining is answered with adjustment spring to the compression degree of adjustment spring in upper and lower position of the adjusting knob on CARRIAGE BOLTS
Position active force, it is inconvenient, it is also more laborious.
Notification number provides a kind of adjustable Chair underframe of reclining power for the Chinese patent of CN102090805, during it includes
The rear portion of disk and deep bid, deep bid can be around the shaft relative to mid-game to lower swing, and the lower front of mid-game is equipped with knob, and knob has
Cavity, interior be equipped with of the cavity of the knob are equipped with snail with the fixed mounting plate of knob, the position that knob corresponds to below mounting plate
Wheel, the worm gear can be around own axes relative to knob.It is when adjusting the reclining power of seat, using setting in seat side
The handle on side overcome need to bend or squat down could adjustment spring elasticity defect, but the lifting regulating mechanism of its seat
It separately works independently with reclining power regulating mechanism, that is to say, that user needs to reach two by operating different rod pieces
Different adjusting purposes, this just causes the inconvenience of user to a certain extent, moreover, two functions are carried out by rod piece
It adjusts and is also easy that user is caused to obscure.
It is double to provide a kind of single pole it is really necessary to be studied therefore for drawbacks described above present in currently available technology
Seat tray is controlled, solves defect existing in the prior art so that user both need not have been squatted down or bent to adjust seat
Reclining amplitude can also avoid it from being generated in different adjustment demand and obscure.
Invention content
To solve the above problems, the purpose of the present invention is to provide a kind of single pole dual control seat tray, pass through a rod piece
It can realize the adjusting to two aspects of height and reclining amplitude of seat, easy to operate, stabilized structure.
To achieve the above object, the technical scheme is that：
A kind of single pole dual control seat tray includes the support for the pedestal of connecting chair atmospheric pressure pole and for connecting seat
Frame, specifically, bracket includes bottom plate and is vertically set on the side plate of bottom plate both sides, pedestal connects to form the interior of pallet with bracket
Chamber, interior intracavitary are provided with one and are connected with lifting regulating mechanism and reclining through bracket side plate and rotatable intermediate bar, intermediate bar
Regulating mechanism, wherein lifting regulating mechanism include axis be connected on bracket swing component, be set on intermediate bar for drive swing
The fastener that part is swung and the adjusting rod that can freely engage with fastener；Reclining regulating mechanism includes a vertical rod piece, vertically
Rod piece one end is fixed on the base, and the other end is connected with elastic component, and elastic component is connected with lead screw, lead screw contacted with elastic component one
End is connected with baffle, and finite place piece is arranged in lead screw, and worm gear, worm gear connecting worm are arranged on lead screw, and worm screw is arranged in intermediate bar
On.Different institutions are driven to work in varied situations using an adjusting rod so that the height of seat adjusts and reclining width
Degree, which is adjusted, only can be realized as with a rod piece, also avoid needing to squat down in traditional Chinese chair or bend to adjust by turning knob
The drawbacks of saving reclining amplitude.
Preferably, adjusting rod is sheathed on intermediate bar stretching lumen portion, and adjusting rod and fastener are by being arranged in correspondence with each other
Latch realization freely engage.As long as whether user controls adjusting rod engages with fastener can complete to height of seat tune
The selection of section or elevation angle regulatory function.
Preferably, elastic component is set in by adjusting nut on vertical rod piece, and it is another that adjusting nut is connected to vertical rod piece
End.Adjusting nut can adjust the initial deformation state of elastic component, and adjusting nut is connected on vertical rod piece, and with baffle one
It works and elastic component is applied or released stress, therefore, pass through rotating adjusting nut, it will be able to pressure is generated to elastic component,
To which the initial deformed state of elastic component be arranged.
Preferably, locating part includes that the notch being set on the base and setting are corresponding with notch position on baffle
Protrusion.Movement on vertical direction can occur in notch for protrusion, and setting is so that lead screw will not be in the rotation masterpiece of worm gear in this way
It rotates under, to ensure the movement of lead screw in the vertical direction.
Preferably, notch and protrusion may be configured as symmetrical two.Notch is set on the base, and protrusion is arranged in baffle
On, symmetrically arranged two notches and protrusion can make lead screw movement when vertical direction occurs mobile more steady.
Preferably, it is provided with swing piece on swing component, swings piece and is connect with seat air pressure bar.
Preferably, pedestal and bracket are directly connected together.The mode directly engaged makes seat tray be easily installed and dismantle,
In addition the armchair structure that the present invention is introduced is compact clear, user can at any time maintain seat tray, overhauls and tie up
Shield, certainly, pedestal and bracket can be also attached by the way that fulcrum is arranged.
Preferably, elastic component is spring.Spring is most common elastic component, in daily life at any time more convenient for user
It changes, also, the spring by selecting different coefficient of elasticity, the seat reclining amplitude of different conditions can be also set.
Preferably, elastic component periphery is socketed with elastic component protective cover.Setting elastic component protective case can prevent spring exposed
User's finger is crushed, meanwhile, in addition resilient protection cover also improves the beauty and class of seat tray shape.
Preferably, adjusting rod outer end is connected with regulation handle.Regulation handle is rotated convenient for users to operation adjusting rod
Come adjust the lifting of seat either reclining amplitude and meanwhile also can convenient for users to axial selection using seat elevating function or
Seat reclining amplitude adjusted function.
Compared with the seat tray that the prior art uses, beneficial effects of the present invention are as follows：It is realized using a rod piece
Adjusting to height of seat and reclining amplitude, rod piece are arranged in seat side edges, avoid and need to squat down in traditional Chinese chair or bow
Body is by turning knob come the drawbacks of adjusting reclining amplitude；Reduce parts, it is cost-effective, optimize pallet internal structure, makes
Seat tray overall construction is compact, and is driven clearly, and stable structure is repaired and maintained and is very convenient.
Description of the drawings
Fig. 1 is a kind of overall structure diagram of single pole dual control seat tray of the present invention.
Fig. 2 is a kind of internal structure schematic diagram of single pole dual control seat tray of the present invention.
Fig. 3 is a kind of lifting regulating mechanism structural schematic diagram of single pole dual control seat tray of the present invention.
Fig. 4 is a kind of reclining regulating mechanism structural schematic diagram of single pole dual control seat tray of the present invention.
Reference sign：10- pedestals；101- notches；20- brackets；201- intermediate bars；30- lifting regulating mechanisms；301-
Swing component；3011- swings piece；302- fasteners；303- adjusting rods；304- latches；40- reclining regulating mechanisms；401- vertical bars
Part；402- elastic components；403- lead screws；4031- baffles；4032- protrusions；404- worm gears；405- worm screws；406- adjusting nuts.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
On the contrary, the present invention covers any replacement done in the spirit and scope of the present invention being defined by the claims, repaiies
Change, equivalent method and scheme.Further, in order to make the public have a better understanding the present invention, below to the thin of the present invention
It is detailed to describe some specific detail sections in section description.Part without these details for a person skilled in the art
Description can also understand the present invention completely.
As shown in Figs 1-4, it is respectively the present invention a kind of overall structure diagram, the internal junction of single pole dual control seat tray
Structure schematic diagram, lifting regulating mechanism structural schematic diagram and reclining regulating mechanism structural schematic diagram, including it is used for connecting chair air pressure
The pedestal 10 of bar and bracket 20 for connecting seat, pedestal 10 and bracket 20 connect the inner cavity for forming pallet, interior intracavitary setting
There is one to run through 20 side plate of bracket and rotatable intermediate bar 201, one end of intermediate bar 201 is connected to a side plate of bracket 20
On, the other end passes through another side plate of bracket 20 to stretch out inner cavity, and intermediate bar 201 is connected with lifting regulating mechanism 30 and reclining tune
Save mechanism 40, wherein lifting regulating mechanism 30 include axis be connected on bracket 20 swing component 301, be set on intermediate bar 201 and use
In the adjusting rod 303 that drives the fastener 302 of the swing of swing component 301 and can freely engage with fastener 302；Reclining adjusts machine
Structure 40 includes a vertical rod piece 401, and 401 one end of vertical rod piece is fixed on pedestal 10, and the other end is connected with elastic component 402, bullet
Property part 402 is connected with lead screw 403, and one end that lead screw 403 is contacted with elastic component 402 is connected with baffle 4031, is arranged on lead screw 403
Finite place piece is arranged with worm gear 404 on lead screw 403, and is provided with the limit moved up and down for limiting worm gear 404 on pedestal 10
Part makes worm gear not moved up and down when rotating.404 connecting worm 405 of worm gear, worm screw 405 are arranged in intermediate bar
On 201.At work by the seat tray of arrangement above, when user needs to adjust the height of seat, by adjusting rod 303
Pushing away inward makes adjusting rod 303 engage with fastener 302, then rotates adjusting rod 303 and fastener 302 is driven to rotate, at this point,
Adjusting rod 303 is empty set on intermediate bar 201, and intermediate bar 201 will not rotate.The rotation of fastener 302 drives swing component
301 swing, and swing component 301 is connected with the air-leg of seat, to control the closing or unlatching of stomata bar operated pneumatic valve,
The height of seat is adjusted with this；And when user need adjust seat reclining amplitude when, user by adjusting rod 303 outward
It extracts, so that adjusting rod 303 is released with fastener 302 and engage, be rotated further by adjusting rod 303 at this time, adjusting rod 303 can drive intermediate bar
201 rotate, and worm screw 405 rotates together with intermediate bar 201, and to drive worm gear 404 to rotate, lead screw 403 passes through
404 center of worm gear, and be threadedly coupled with worm gear 404, therefore, the rotation of worm gear 404 under normal circumstances can drive lead screw 403 together
It rotates, but finite place piece is set in the present invention, the setting of locating part makes lead screw 403 that can not rotate, therefore silk
Bar 403 can in the vertical direction move up and down under the action of worm gear 404 rotates, when worm gear 404 moves up, baffle
4031 will produce the pressure to elastic component 402, and to make elastic component 402 shrink, the reclining amplitude of seat becomes smaller, conversely,
When being moved down under active force of the lead screw 403 in worm gear 404, elastic component 402 is relaxed, and the reclining amplitude of seat becomes larger, with
This realizes the adjusting to seat reclining amplitude.
In concrete application embodiment, adjusting rod 303 is sheathed on intermediate bar 201 and stretches out lumen portion, adjusting rod 303 and card
Component 302 realizes free engaging by the latch 304 of setting in correspondence with each other.Adjusting rod 303 can be moved along intermediate bar 201, when
When 303 latch 304 of adjusting rod is inserted into 302 latch 304 of fastener, adjusting rod 303 engages with the completion of fastener 302, adjusting rod
303 rotations drive fastener 302 to rotate, to drive swing component 301 to swing, the atmospheric pressure pole of 301 connecting chair of swing component,
Can being turned on or off with control pressure bar air pressure valve, to realize the lift in height regulatory function of seat.Adjusting rod 303
It is provided with the limiting slot for limit on inner wall, the limit for being mutually clamped with limiting slot is provided on the intermediate bar 201
Tooth.
In concrete application embodiment, elastic component 402 is set in by adjusting nut 406 on vertical rod piece 401, adjusts spiral shell
Mother 406 is connected to 401 other end of vertical rod piece.Adjusting nut 406 can adjust the initial deformation state of elastic component 402, adjust
Nut 406 is connected on vertical rod piece 401, and works with baffle 4031 and elastic component 402 is applied or released stress,
Therefore, pass through rotating adjusting nut 406, it will be able to pressure be generated to elastic component 402, to which the initial shape of elastic component 402 be arranged
Change state.
In concrete application embodiment, locating part includes the notch 101 being arranged on pedestal 10 and is arranged in baffle
Corresponding with 101 position of notch raised 4032 on 4031.Shifting on vertical direction can occur in notch 101 for protrusion 4032
Dynamic, setting is so that lead screw 403 will not issue raw rotation in the rotation force effect of worm gear 404, to ensure lead screw 403 perpendicular in this way
The upward movement of histogram.
In concrete application embodiment, notch 101 and protrusion 4032 may be configured as symmetrical two.The setting of notch 101 exists
On pedestal 10, protrusion 4032 is arranged on baffle 4031, and symmetrically arranged two notches 101 and protrusion 4032 can make lead screw
403 when vertical direction occurs mobile movement it is more steady.
It in concrete application embodiment, is provided on swing component 301 and swings piece 3011, swing piece 3011 and seat air pressure bar
Connection.Swinging the setting of piece 3011 keeps capable transmission more steady, and province more accurate to the control of Pneumatic chair shape valve stem valve
Power.
In concrete application embodiment, pedestal 10 and bracket 20 are directly connected together.The mode directly engaged makes seat support
Disk is easily installed and dismantles, in addition the armchair structure that the present invention is introduced is compact clear, user can be at any time to seat tray
It maintained, overhauled and is safeguarded, certainly, pedestal 10 and bracket 20 can be also attached by the way that fulcrum is arranged.
In concrete application embodiment, elastic component 402 is spring, and spring is most common elastic component, is existed convenient for user
It is replaced at any time in daily life, also, the spring by selecting different coefficient of elasticity, the seat that different conditions can also be arranged inclines
Face upward amplitude.
In concrete application embodiment, 402 periphery of elastic component is socketed with elastic component protective cover.Elastic component protective case is arranged can
To prevent spring is exposed from crushing user's finger, meanwhile, in addition resilient protection cover also improve seat tray shape beauty and
Class.
In concrete application embodiment, 303 outer end of adjusting rod is connected with regulation handle.Regulation handle is convenient for users to operation
The lifting or reclining amplitude that adjusting rod 303 is rotated to adjust seat, while can also make convenient for users to axial selection
With seat elevating function or seat reclining amplitude adjusted function.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (9)
1. a kind of single pole dual control seat tray, which is characterized in that include for the pedestal of connecting chair atmospheric pressure pole and for connecting
The bracket of seat, the pedestal connect the inner cavity to form pallet with bracket, the interior intracavitary be provided with one through bracket side plate and
Rotatable intermediate bar, the intermediate bar are connected with lifting regulating mechanism and reclining regulating mechanism, wherein
The lifting regulating mechanism includes that axis is connected on bracket for adjusting the swing component of atmospheric pressure pole air pressure, being set in intermediate bar
For drive swing component swing fastener and be set in the adjusting rod that can freely engage with fastener on intermediate bar；
The reclining regulating mechanism includes a vertical rod piece, and described vertical rod piece one end is fixed on the base, and the other end is connected with
Adjusting nut, the vertical rod piece are arranged with elastic component close to the side of adjusting nut, and the elastic component is connected with lead screw, lead screw
The one end contacted with elastic component is connected with baffle, and the lead screw is provided with lead screw locating part, is arranged with worm gear on lead screw, on pedestal
It is provided with the worm gear locating part for preventing worm gear from moving up and down, worm gear connecting worm, the worm screw is arranged on intermediate bar.
2. single pole dual control seat tray as described in claim 1, which is characterized in that the adjusting rod is sheathed on intermediate bar stretching
Lumen portion, the adjusting rod and fastener are freely engaged by the latch realization of setting in correspondence with each other.
3. single pole dual control seat tray as described in claim 1, which is characterized in that the lead screw locating part includes being arranged the bottom of at
Notch and the setting protrusion corresponding with notch position on baffle on seat.
4. single pole dual control seat tray as claimed in claim 3, which is characterized in that the notch and protrusion may be configured as symmetrically
Two.
5. single pole dual control seat tray as described in claim 1, which is characterized in that swing piece is provided on the swing component,
The swing piece is connect with seat air pressure bar.
6. single pole dual control seat tray as described in claim 1, which is characterized in that the pedestal and bracket directly engage company
It connects.
7. single pole dual control seat tray as described in claim 1, which is characterized in that the elastic component is spring.
8. single pole dual control seat tray as described in claim 1, which is characterized in that the elastic component periphery is socketed with elastic component
Protective cover.
9. the single pole dual control seat tray as described in claim 1-8 is any, which is characterized in that the adjusting rod outer end is connected with
Regulation handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247151.6A CN105795758B (en) | 2016-04-15 | 2016-04-15 | A kind of single pole dual control seat tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247151.6A CN105795758B (en) | 2016-04-15 | 2016-04-15 | A kind of single pole dual control seat tray |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105795758A CN105795758A (en) | 2016-07-27 |
| CN105795758B true CN105795758B (en) | 2018-07-31 |
Family
ID=56458217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610247151.6A Active CN105795758B (en) | 2016-04-15 | 2016-04-15 | A kind of single pole dual control seat tray |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105795758B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106617848A (en) * | 2016-11-08 | 2017-05-10 | 安吉恒林科技发展有限公司 | Chair inclination adjusting device and chair provided with same |
| CN109832862B (en) * | 2019-03-04 | 2024-05-24 | 佛山市科智美家具有限公司 | Multifunctional adjusting chassis group |
| CN116058621B (en) * | 2023-02-24 | 2024-02-13 | 安吉德卡办公系统有限公司 | Chair seat |
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| CN201542121U (en) * | 2009-10-30 | 2010-08-11 | 杭州中泰实业有限公司 | Tray used for double-locking chair |
| CN201641140U (en) * | 2010-01-29 | 2010-11-24 | 陈育成 | Seat chassis with improved structure |
| CN202354902U (en) * | 2011-09-15 | 2012-08-01 | 陈育成 | Chair underframe |
| CN203195094U (en) * | 2013-04-09 | 2013-09-18 | 浙江德清荣华家具有限公司 | Lift chair |
| CN203369610U (en) * | 2013-04-11 | 2014-01-01 | 安吉德卡办公系统有限公司 | Mechanism used for elevation and tightness adjustments of chair |
| CN203829241U (en) * | 2014-03-11 | 2014-09-17 | 王晓辉 | Automatic-lifting rotary seat special for ophthalmic testing |
| CN104590061A (en) * | 2014-12-29 | 2015-05-06 | 上海胜华波汽车电器有限公司 | Seat motor adjusting mechanism and vehicle seat |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201542121U (en) * | 2009-10-30 | 2010-08-11 | 杭州中泰实业有限公司 | Tray used for double-locking chair |
| CN201641140U (en) * | 2010-01-29 | 2010-11-24 | 陈育成 | Seat chassis with improved structure |
| CN202354902U (en) * | 2011-09-15 | 2012-08-01 | 陈育成 | Chair underframe |
| CN203195094U (en) * | 2013-04-09 | 2013-09-18 | 浙江德清荣华家具有限公司 | Lift chair |
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| Publication number | Publication date |
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| CN105795758A (en) | 2016-07-27 |
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