CN109846244A - Multi-function ofice chair - Google Patents
Multi-function ofice chair Download PDFInfo
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- CN109846244A CN109846244A CN201910230156.1A CN201910230156A CN109846244A CN 109846244 A CN109846244 A CN 109846244A CN 201910230156 A CN201910230156 A CN 201910230156A CN 109846244 A CN109846244 A CN 109846244A
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- keel
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- backrest
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Abstract
The present invention relates to the present invention relates to armrest technical fields, especially multi-function ofice chair, including seat keel, adjustable seat frame and the chair back, seat keel are in " people " font, the foot of seat keel is downwardly extending keel skeleton frame, and the chair back includes separately positioned backrest and arch by waist, and backrest can be slided along the spine direction of seat keel, the bottom of adjustable seat frame is equipped with load-bearing chassis, and keel skeleton frame is screwed in load-bearing chassis side；Keel skeleton frame two sides are equipped with adjustable handrail, adjustable handrail includes armrest part, rotating part and lifting unit, armrest part inlay card is in one end of rotating part, the other end of rotating part is equipped with female end interface, one end of lifting unit is embedded in keel skeleton frame, the other end of lifting unit is equipped with the male end interface perpendicular to lifting unit, and rotating part is connect with lifting unit by female end interface and male end Interference fit.There are the present invention a variety of flexibly adjustable structure, the users of the use demand being able to satisfy in various situations, different building shape can also cosily use.
Description
Technical field
The present invention relates to armrest technical field, especially a kind of multi-function ofice chair.
Background technique
Office chair is indispensable article in people's routine work and study, for long-term sitting office personnel and
Speech, office chair will not only be brought comfortably at work, and equally also wanting during the break can be to people's comfort, therefore is designing Shi Yaogeng
The various use demands and use habit of more consideration users.There are two defects existing office chair: (1) existing office chair
Design is seldom in view of user is in the use demand of different situations, such as when user's work, it may be necessary to which handrail is more bonded
Elbow, backrest is adjustable to comfortable angle when rest.(2) design of existing office chair do not account for user stature figure it is poor
Different, the biggish user of figure tends not to be seated comfortably on office chair, may even happen that dangerous situation when rest rearward,
User of imposing stature often generates back and the uncomfortable situation of waist.
Summary of the invention
The purpose of the present invention is overcome existing office chair be unable to satisfy most use demands and the use habit of user with
And it is not applied for the defect of various figure users.
To achieve the goals above, the present invention discloses a kind of multi-function ofice chair, including seat keel, adjustable seat frame and chair
Back, wherein seat keel are in " people " font, and the foot of seat keel is extended downwardly and is interconnected, and are formed adjustable for installing
The keel skeleton frame of seat frame, the chair back include that separately positioned backrest and arch lean on waist, backrest and arch to be mounted on seat keel by waist
On, backrest can be slided along the spine direction of seat keel, and the bottom of adjustable seat frame is equipped with load-bearing chassis, and keel skeleton frame is extended with one
To the snapping arm for being screwed in load-bearing chassis side；The junction of the foot of seat keel and keel skeleton frame is separately installed with adjustable help
Hand, adjustable handrail include armrest part, rotating part and lifting unit, and armrest part inlay card is in one end of rotating part, the other end of rotating part
Equipped with female end interface, one end of lifting unit is embedded in keel skeleton frame, and the other end of lifting unit is equipped with the public affairs perpendicular to lifting unit
End interface, rotating part are connect with lifting unit by female end interface and male end Interference fit.
Preferably, female end interface is equipped with upper clip arm and lower clip arm, connecting cavity is formed between upper clip arm and lower clip arm, it is public
The middle part of end interface, which is equipped with, adapts to the branch armshaft of connecting cavity, and the two sides up and down of branch armshaft are respectively kept with clamp arm chamber, upper clip arm, under
The outside of clamp arm and branch armshaft is in convex arc shaped, and the inner surface of connecting cavity and clamp arm chamber is in concave arc shape.
Further, longitudinal lift rail is equipped on the inside of keel skeleton frame, longitudinal lift rail is collectively aligned by multiple groups to be constituted, lifting
The bottom end in portion is equipped with lifting tooth, and lifting tooth is formed with the clasp joint slot for being clamped locating plate and adapts to the slip hook of pressing slip hook
Slot, slip hook slot and clasp joint slot are located at the lifting tooth other side, and lifting tooth, which is connected with, is pushed into longitudinal lift rail direction for clasp joint slot
Torsional spring, one end of torsional spring connect with lifting tooth, and the other end of torsional spring and the side of lift span connect.
Further, the bottom of armrest part is provided with sliding groove, and rotating part is equipped with the rotation protrusion for adapting to sliding groove, handrail
Portion is movably arranged in rotation protrusion, and the mobile limited block for limiting armrest part sliding scale, activity limit are equipped in armrest part
Position block is fixed in rotation protrusion, there are activity space between the both ends of mobile limited block and the inner cavity of armrest part, on armrest part
Square set is equipped with soft handrail.
Preferably, backrest is in up-narrow and down-wide trapezoidal shape, backrest is formed along the vertical direction backwards to the concave surface of seat keel,
The top outward bending of backrest forms V-arrangement neck guard portion.
Preferably, backrest portion sliding is set to edge on seat keel, longitudinally disposed lifting clamp is equipped on the inside of seat keel
Slot and the positioning circuit being made of several annular distances, backrest portion inside are fixed with locating rod, and the side for going up and down card slot is equipped with several groups
Helical teeth tooth, lifting clamp groove top portion are equipped with limit jacking block, and locating rod one end is in the hook-shaped corresponding to annular distance, fix and use in backrest portion
In the clamping bar being stuck on helical teeth tooth.
It is protruded into preferably, load-bearing chassis is built-in with chair back angle adjustment mechanism, lifting pneumatic cylinder and sliding slot, snapping arm
It is screwed on to load-bearing inside chassis and with load-bearing chassis, chair back angle adjustment mechanism is connected with snapping arm respectively by conducting wire, lifting
Pneumatic cylinder is circumscribed with atmospheric pressure pole and the air pressure adjustment plate for adjusting atmospheric pressure pole, the bottom end of atmospheric pressure pole are arranged with five-pointed star pedestal,
Bar shaped sliding slot is located at load-bearing chassis side, and the side of bar shaped sliding slot forms multiple groups teeth, and teeth direction is equipped with locating piece.
Further, the bottom of adjustable seat frame be equipped with for adjust adjustable seat frame height degree, adjustable seat frame front-rear position and
The control-rod of angle of back-rest, one end of control-rod are connected with ball-type connector, and the two sides of ball-type connector are respectively equipped with first and lead
The end of line clamping groove and the second conducting wire clamping groove, ball-type connector is equipped with privates clamping groove, and the first conducting wire clamping groove connects
There is the first conducting wire for pullling chair back angle adjustment mechanism, the second conducting wire clamping groove is connected to the second conducting wire for locating piece,
Privates clamping groove is connected to the privates for pullling air pressure adjustment plate.
Preferably, adjustable seat frame includes left mounting, right mounting, preceding mounting and the back rest frame in arcuation, wherein left mounting
It raises upward with right mounting, lower section forms inclination angle inwardly for left mounting and right mounting, and preceding mounting and back rest frame are preceding to lower recess
The arc length and radian of mounting are all larger than the arc length and radian of back rest frame.
Preferably, backrest, arch are hollow frame like structure by waist and adjustable seat frame, backrest, arch are by waist and adjustable
Bao Zhibu suede is equipped in seat frame.
Beneficial effects of the present invention: there are a variety of flexibly adjustable structures, including adjustment height backrest, horizon adjustable distance
And the adjustable seat frame and the adjustable handrail structure that can rotate on a large scale, the use demand being able to satisfy in various situations of height are different
The user of figure can also cosily use.
Detailed description of the invention
Fig. 1: the structural schematic diagram of multi-function ofice chair.
Fig. 2: the perspective view of the explosion that seat keel and backrest are slidably connected.
Fig. 3: lifting card slot and the structural schematic diagram for positioning circuit.
Fig. 4: the structural schematic diagram of adjustable handguard.
Fig. 5: adjustable handguard maximum rotating range schematic diagram.
Fig. 6: the perspective view of the explosion of adjustable handrail.
Fig. 7: the connection schematic diagram of male end interface and female end interface.
Fig. 8: the structural schematic diagram of longitudinal lift rail.
Fig. 9: the structural schematic diagram of lifting tooth.
Figure 10: the structural schematic diagram of adjustable seat frame.
Figure 11: the schematic diagram of internal structure on load-bearing chassis.
Figure 12: the structural schematic diagram of the gentle pressure adjustable plate of lifting pneumatic cylinder.
Figure 13: the perspective view of the explosion of control-rod.
Figure 14: the connection schematic diagram of seat keel and load-bearing chassis.
Figure 15: the connection schematic diagram of chair back angle adjustment mechanism.
Figure 16: multi-function ofice chair relax use state diagram.
Figure 17: multi-function ofice chair work use state diagram.
Figure 18: the larger user of figure uses multi-function ofice chair status diagram.
Specific embodiment
To be more clear the purposes, technical schemes and advantages of the embodiment of the present invention, below in conjunction with embodiment and attached drawing,
The invention will be further described.
The present invention discloses a kind of multi-function ofice chair.
It please refers to shown in Fig. 1-15, is a preferred embodiment of the present invention, including seat keel 1, adjustable seat frame 2 and the chair back,
Wherein, seat keel 1 are in " people " font, and the foot of seat keel 1 is extended downwardly and is interconnected, and are formed for installing adjustable seat
The keel skeleton frame 3 of frame 2, the chair back include separately positioned backrest 4 and arch by waist 5, and arch leans on waist 5 to prominent, energy on the inside of seat
It provides greater area of contact area, backrest 4 and arch to waist to be mounted on seat keel 1 by waist 5, backrest 4 can be along seat
The spine directions of keel 1 is slided, and the bottom of adjustable seat frame 2 is equipped with load-bearing chassis 6, and keel skeleton frame 3, which is extended with a pair and is screwed in, to be held
The snapping arm 30 of 6 side of weight chassis；The foot of seat keel 1 and the junction of keel skeleton frame 3 are separately installed with adjustable handrail 7,
Adjustable handrail 7 includes armrest part 71, rotating part 72 and lifting unit 73, and 71 inlay card of armrest part is in one end of rotating part 72, rotating part
72 other end is equipped with female end interface 74, and one end of lifting unit 73 is embedded in keel skeleton frame 3, and the other end of lifting unit 73 is equipped with
Perpendicular to the male end interface 75 of lifting unit 73, rotating part 72 and lifting unit 73 are connected by female end interface 74 and the cooperation of male end interface 75
It connects.
In a kind of optional technical solution, for the rotation angle for improving adjustable handrail 7, male end interface 75 and female end interface
74 are screwed on together；Specifically, female end interface 74 is equipped with upper clip arm 741 and lower clip arm 742, upper clip arm 741 and lower clip arm 742 it
Between be formed with connecting cavity 743, the middle part of male end interface 75 is equipped with the branch armshaft 751 for adapting to connecting cavity 743, branch armshaft 751
Upper and lower two sides are respectively kept with clamp arm chamber 752, and upper clip arm 741 and lower clip arm 742 are fitted in respectively on clamp arm chamber 752, branch armshaft 751
It is fitted in connecting cavity 743, the outside of upper clip arm 741, lower clip arm 742 and branch armshaft 751 is in convex arc shaped, connecting cavity 743 and folder
The inner surface of arm chamber 752 is in concave arc shape, and upper clip arm 741, lower clip arm 742 and branch armshaft 751 are screwed on by connection component, handrail
Portion 71 and lifting unit 73 can relative rotation be about 120 °.
It on the basis of the above embodiments, is the arm length for adapting to different people, adjustable handrail 7 has elevating function；Tool
Body, the inside of keel skeleton frame 3 is equipped with longitudinal lift rail 31, and longitudinal lift rail 31 is collectively aligned by multiple groups locating plate 32 to be constituted,
The bottom end of lifting unit 73 is equipped with lifting tooth 76 and pressing slip hook 77, and lifting tooth 76 is formed with the clasp joint for being clamped locating plate 32
It is another that slot 761 and the slip hook slot 762 for adapting to pressing slip hook 77, slip hook slot 762 and clasp joint slot 761 are located at lifting tooth 76
Side, lifting tooth 76 are connected with the torsional spring 33 that clasp joint slot 761 is pushed into longitudinal 31 direction of lift rail, one end of torsional spring 33 and lifting tooth
76 connections, the other end of torsional spring 33 are connect with the side of lifting unit 31.When needing that adjustable handrail 7 is turned up, it is improved upwards to one
Fixed height, for 761 clasp joint of clasp joint slot of lifting tooth 76 on locating plate 32, adjustable handrail 7 is fixed in this height；When needs are turned down
When adjustable handrail 7, external in adjustable handrail 7 applies external force, presses 77 clasp joint slip hook slot 762 of slip hook, leaves clasp joint slot 761
Locating plate 32 then directly reduces the height of adjustable handrail 7.
On the basis of the above embodiments, adjustable handrail 7 can further improve rotation angle in 120 ° of rotation angle,
The bottom of armrest part 71 is provided with sliding groove 711, and rotating part 72 is equipped with the rotation protrusion 721 for adapting to sliding groove 711, armrest part 71
It is movably arranged in rotation protrusion 721, the mobile limited block for limiting 71 sliding scale of armrest part is equipped in armrest part 71
712, mobile limited block 712 is fixed in rotation protrusion 721, between the both ends of mobile limited block 712 and the inner cavity of armrest part 71
There are activity space, soft handrail 713 is arranged with above armrest part 71.Under the action of mobile limited block 712, armrest part 71 can
72 anterior-posterior translation of relative rotation portion and rotation, maximum rotation angle range is 60 °, on the basis of armrest part 71 and lifting unit 73
On, in conjunction with the effect of armrest part 71, the maximum rotation angle range of adjustable handrail 7 is 180 °.
In a kind of optional technical solution, backrest 4 is in up-narrow and down-wide trapezoidal shape, and backrest 4 forms back along the vertical direction
To the concave surface of seat keel 1, it is suitable for human body back, the top outward bending of backrest 4 forms V-arrangement neck guard portion 41, V-arrangement neck guard portion
The angle that about 30 ° are formed between 41 and backrest 4, has the function of support neck.
In a kind of optional technical solution, user's height different problems are being solved, the sliding of backrest 4 is set to seat dragon
Edge on bone 1, backrest 4 can be slided along seat keel 1.Specifically, the inside of seat keel 1 is equipped with longitudinally disposed lifting card slot 13
With the positioning circuit 14 being made of several annular distances 15, locating rod 42 is fixed on the inside of backrest 4, if the side of lifting card slot 13 is equipped with
Dry group helical teeth tooth 131, goes up and down and is equipped with limit jacking block 132 at the top of card slot 13, and 42 one end of locating rod is in the hook corresponding to annular distance 15
Shape is fixed for the clamping bar 43 being stuck on helical teeth tooth 131 on 4, backrest.In the present embodiment, lifting card slot 13 is oblique equipped with three groups
Teeth 131, using screw as clamping bar 43, the bottom end of locating rod 42 is fixed on backrest 4, and the top clasp joint of locating rod 42 exists
On annular distance 15, the screw as clamping bar 43 is fixed on 42 side of locating rod, and head of screw is connected to one of 131 shape of helical teeth tooth
At teeth cavity in, when needing to adjust 4 height of backrest, push backrest 4, make be clamped bar 43 be fixed on higher or lower teeth cavity
It is interior, 42 upper end clasp joint of locating rod is confirmed in annular distance 15, and clamping bar 43 not more than goes out limit jacking block 132, and backrest 4 is most
Wide adjusting range is 50mm.
In a kind of optional technical solution, load-bearing chassis 6 is built-in with chair back angle adjustment mechanism 61, lifting pneumatic cylinder 62
And sliding slot 63, snapping arm 30 stretch to 6 inside of load-bearing chassis and are screwed on load-bearing chassis 6, chair back angle adjustment mechanism 61 is logical
It crosses conducting wire to connect with snapping arm 30 respectively, lifting pneumatic cylinder 62 is circumscribed with atmospheric pressure pole 621 and the gas for adjusting atmospheric pressure pole 621
Adjustable plate 622 is pressed, the bottom end of atmospheric pressure pole 621 is arranged with five-pointed star pedestal 623, and bar shaped sliding slot 63 is located at 6 side of load-bearing chassis, bar shaped
The side of sliding slot 63 forms multiple groups teeth 631, and 631 direction of teeth is equipped with locating piece 632.The present embodiment passes through adjusting back angle
Degree regulating mechanism 61 is to pull the angle that snapping arm 30 carrys out adjusting back, by adjusting the air pressure adjustment on lifting pneumatic cylinder 62
Plate 622 adjusts the height of adjustable seat frame 2, by adjusting position of the locating piece 632 on bar shaped sliding slot 63 adjusts adjustable seat
The front-rear position of frame 2.Specifically, the bottom of adjustable seat frame 2 is equipped with for adjusting adjustable 2 height of seat frame, 2 anteroposterior position of adjustable seat frame
It sets and the control-rod 8 of angle of back-rest, one end of control-rod 8 is connected with ball-type connector 81, the two sides point of ball-type connector 81
Not She You the first conducting wire clamping groove 82 and the second conducting wire clamping groove 83, the end of ball-type connector 81 is equipped with privates clamping groove
84, wherein the first conducting wire clamping groove 82 is connected to the first conducting wire 821 for pullling chair back nut 611, the second conducting wire clamping groove 83
It is connected to the second conducting wire 831 for locating piece 632, privates clamping groove 84 is connected to for pullling air pressure adjustment plate 622
Three wires 841.When needing adjusting back angle, as shown in figure 15, seat keel 1 are screwed in 6 on load-bearing chassis, angle of back-rest
The side of regulating mechanism 61 pass through respectively conducting wire be wrapped on snapping arm 30 (be omitted in Figure 15 chair back angle adjustment mechanism 61 with
Conducting wire between snapping arm 30), control is pullled by control-rod 8 by conducting wire in the other side of chair back angle adjustment mechanism 61, will control
Bar 8 processed pulls to right side, so that the first conducting wire 821 is pullled chair back angle adjustment mechanism 61, to adjust snapping arm 30 and load-bearing chassis 6
Relative position；When needing to adjust adjustable seat frame 2, as shown in figure 11, control-rod 8 is pulled into left side, tightens the second conducting wire 831
Bar shaped sliding slot 63 is left to pull locating piece 632, then adjusts the front and back relative distance of adjustable seat frame 2 and load-bearing chassis 6；When
When needing to adjust the height of adjustable seat frame 2, as shown in figure 12, control-rod 8 is pulled into downside, tightening privates 841 is to draw
Air pressure adjustment plate 622 is pulled, the height of adjustable seat frame 2 is adjusted.
In a kind of optional technical solution, in order to adapt to the biggish user of figure, adjustable seat frame 2 is designed as four sides and is in
The structure of arc, specifically, adjustable seat frame 2 include left mounting 21, right mounting 22, preceding mounting 23 and the back rest frame 24 in arcuation,
Wherein, left mounting 21 and right mounting 22 raise upward, and lower section forms inclination angle, preceding mounting inwardly for left mounting 21 and right mounting 22
23 and back rest frame 24 to lower recess, the arc length and radian of preceding mounting 23 are all larger than the arc length and radian of back rest frame 24.The present embodiment
Adjustable seat frame 2 the left and right sides and centre have biggish difference in height, and the height of front and rear sides is minimum, the biggish use of figure
Person can also cosily use, while preceding mounting 23 will not generate the feeling for withstanding thigh to lower recess.
In a kind of optional technical solution, backrest 4, arch are hollow frame like structure by waist 5 and adjustable seat frame 2, are leaned on
Back 4, arch are equipped with Bao Zhibu suede in waist 5 and adjustable seat frame 2, have the characteristics that rapid heat dissipation, under hot weather, sitting it
On do not allow to be also easy to produce sultry feeling yet.
Multi-function ofice chair provided by the present invention has the different use demands suitable for user and is suitable for not
The characteristics of with figure user.Specifically, it please refers to shown in Figure 16-18, on solving the problems, such as user's difference use demand,
The use demand of most of users includes work (such as working before computer), rest (such as respite of lying down) and loosens amusement
(such as playing mobile phone), " chase after hand and chase after body " function of handrail and the chair back seems particularly significant at this time, in the present embodiment, handrail and the chair back
It is suitable for different use demands and adjusts, when working or loosening amusement, handrail is rotated with two-hand positions, and most of arm can
It falls on handrail, the seat keel 1 of " people " font can consolidate support, and the chair back still has higher-security energy after turning down；In sanitary ware
On the problem of different building shape of user, using the structure of adjustable seat frame 2 and backrest 4, the longitudinal separation and backrest of adjustable seat frame 2
4 height is adjustable, adapts to tallish user, and the arcuate structure of adjustable seat frame 2 is that can to sit region big.
In conclusion multi-function ofice chair of the invention has a variety of flexibly adjustable structures, including adjustment height backrest
4, the adjustable seat frame 2 and 7 structure of adjustable handrail that can rotate on a large scale of horizon adjustable distance and height, is able to satisfy in various situations
Use demand, the user of different building shape can also cosily use, and have remarkable progress.
The above description is only a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to the foregoing embodiments
Invention is explained in detail, for those skilled in the art, still can be to foregoing embodiments institute
The technical solution of record is modified or equivalent replacement of some of the technical features.It is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of multi-function ofice chair, including seat keel, adjustable seat frame and the chair back, it is characterised in that:
The seat keel are in " people " font, and the foot of seat keel is extended downwardly and is interconnected, and are formed adjustable for installing
The keel skeleton frame of seat frame, the chair back include separately positioned backrest and arch by waist, and backrest and arch are mounted on seat by waist
On keel, backrest can be slided along the spine direction of seat keel, and the bottom of the adjustable seat frame is equipped with load-bearing chassis, keel skeleton frame
It is extended with a pair of snapping arm for being screwed in load-bearing chassis side；The foot of seat keel and the junction of keel skeleton frame are installed respectively
There is adjustable handrail, the adjustable handrail includes armrest part, rotating part and lifting unit, and armrest part inlay card is in one end of rotating part, rotation
The other end of transfer part is equipped with female end interface, and one end of lifting unit is embedded in keel skeleton frame, and the other end of lifting unit is equipped with vertical
In the male end interface of lifting unit, rotating part is connect with lifting unit by female end interface and male end Interference fit.
2. multi-function ofice chair according to claim 1, it is characterised in that: the female end interface is equipped with upper clip arm and lower folder
Arm is formed with connecting cavity between upper clip arm and lower clip arm, the middle part of the male end interface is equipped with the branch armshaft for adapting to connecting cavity,
The two sides up and down of branch armshaft are respectively kept with clamp arm chamber, and the outside of upper clip arm, lower clip arm and branch armshaft is in convex arc shaped, connecting cavity and folder
The inner surface of arm chamber is in concave arc shape.
3. multi-function ofice chair according to claim 2, it is characterised in that: the inside of the keel skeleton frame is equipped with longitudinal rise
Rail drops, and longitudinal lift rail is collectively aligned by multiple groups locating plate and is constituted, and the bottom end of the lifting unit is equipped with lifting tooth and pressing bullet
Hook, lifting tooth are formed with the clasp joint slot for being clamped locating plate and adapt to the slip hook slot of pressing slip hook, slip hook slot and clasp joint slot
It is located at the other side of lifting tooth, lifting tooth is connected to the torsional spring that clasp joint slot is pushed into longitudinal lift rail direction, one end of torsional spring
It is connect with lifting tooth, the other end of torsional spring and the side of lifting unit connect.
4. multi-function ofice chair according to claim 2, it is characterised in that: the bottom of the armrest part is provided with sliding groove,
Rotating part is equipped with the rotation protrusion for adapting to sliding groove, and armrest part is movably arranged in rotation protrusion, is equipped with and is used in armrest part
The mobile limited block of armrest part sliding scale is limited, the mobile limited block is fixed in rotation protrusion, and the two of mobile limited block
There are activity space between end and the inner cavity of armrest part, armrest part top is arranged with soft handrail.
5. multi-function ofice chair according to claim 1, it is characterised in that: the backrest is in up-narrow and down-wide trapezoidal shape,
Backrest is formed along the vertical direction backwards to the concave surface of seat keel, and the top outward bending of backrest forms V-arrangement neck guard portion.
6. multi-function ofice chair according to claim 1, it is characterised in that: the backrest portion sliding is set on seat keel
Edge, the positioning circuit that seat keel inside is equipped with longitudinally disposed lifting card slot and is made of several annular distances, backrest portion inside are solid
Surely there is locating rod, wherein the side for going up and down card slot is equipped with several groups helical teeth tooth, and lifting clamp groove top portion is equipped with limit jacking block, positioning
Bar one end is in the hook-shaped corresponding to annular distance, is fixed for the clamping bar being stuck on helical teeth tooth in backrest portion.
7. multi-function ofice chair according to claim 1, it is characterised in that: the load-bearing chassis is built-in with angle of back-rest tune
Section mechanism, lifting pneumatic cylinder and sliding slot, the snapping arm stretch to load-bearing inside chassis and are screwed on load-bearing chassis, chair back angle
Degree regulating mechanism is connected with snapping arm respectively by conducting wire, and the lifting pneumatic cylinder is circumscribed with atmospheric pressure pole and for adjusting air pressure
The air pressure adjustment plate of bar, the bottom end of atmospheric pressure pole are arranged with five-pointed star pedestal, and the bar shaped sliding slot is located at load-bearing chassis side, and bar shaped is sliding
The side of slot forms multiple groups teeth, and teeth direction is equipped with locating piece.
8. multi-function ofice chair according to claim 7, it is characterised in that: the bottom of the adjustable seat frame is equipped with for adjusting
The control-rod of adjustable seat frame height degree, adjustable seat frame front-rear position and angle of back-rest is saved, one end of control-rod is connected with ball-type company
Connector, the two sides of ball-type connector are respectively equipped with the first conducting wire clamping groove and the second conducting wire clamping groove, the end of ball-type connector
Equipped with privates clamping groove, wherein the first conducting wire clamping groove is connected to the first conducting wire for pullling chair back angle adjustment mechanism,
Second conducting wire clamping groove is connected to the second conducting wire for locating piece, and privates clamping groove is connected to for pullling air pressure adjustment plate
Privates.
9. multi-function ofice chair according to claim 1, it is characterised in that: the adjustable seat frame includes the left seat in arcuation
Frame, right mounting, preceding mounting and back rest frame, wherein left mounting and right mounting raise upward, left mounting and right mounting inwardly under
It is rectangular at inclination angle, preceding mounting and back rest frame to lower recess, the arc length and radian of preceding mounting are all larger than the arc length and radian of back rest frame.
10. multi-function ofice chair according to claim 1, it is characterised in that: the backrest, arch lean on waist and adjustable seat frame
For hollow frame like structure, backrest, arch are equipped with Bao Zhibu suede by waist and adjustable seat frame upper berth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910230156.1A CN109846244B (en) | 2019-03-23 | 2019-03-23 | Multifunctional office chair |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910230156.1A CN109846244B (en) | 2019-03-23 | 2019-03-23 | Multifunctional office chair |
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| Publication Number | Publication Date |
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| CN109846244A true CN109846244A (en) | 2019-06-07 |
| CN109846244B CN109846244B (en) | 2022-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910230156.1A Active CN109846244B (en) | 2019-03-23 | 2019-03-23 | Multifunctional office chair |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116035376A (en) * | 2022-12-07 | 2023-05-02 | 浙江润大柯泓家具有限公司 | Pin-connected panel seat structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109846244B (en) | 2022-04-22 |
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