CN208228674U - A kind of public seat cushion chair back linkage - Google Patents
A kind of public seat cushion chair back linkage Download PDFInfo
- Publication number
- CN208228674U CN208228674U CN201720860757.7U CN201720860757U CN208228674U CN 208228674 U CN208228674 U CN 208228674U CN 201720860757 U CN201720860757 U CN 201720860757U CN 208228674 U CN208228674 U CN 208228674U
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- CN
- China
- Prior art keywords
- seat
- chair back
- seat cushion
- support
- hasp
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Abstract
The utility model discloses a kind of public seat cushion chair back linkage, including seat support, the chair back and seat cushion, seat support upper end is provided with pin shaft, seat support is articulated and connected by pin shaft and the chair back, the chair back is provided with chair back hasp, the rear and front end of seat cushion is provided with seat hasp, and chair back hasp is fixedly connected with the seat hasp of seat rear end by the first pin；Telescopic device is provided with below seat cushion, one end of telescopic device is fixedly connected by the second pin with the seat hasp of seat cushion front end, and the other end of telescopic device is connect with support rod, and support rod is welded and fixed with connection sheet；Crossbeam is provided on the seat support of under-seat, crossbeam is bolted to connection with connection sheet.The utility model can adapt to requirement of the different users to seat cushion and angle of back-rest comfort according to the angle of the demand of user random regulating seat cushion and the chair back in stroke range, have very high flexibility.
Description
Technical field
The utility model relates to the seat cushion chair back linkages on a kind of bus, specifically, being that one kind can both be realized
Rotation before and after the chair back, and can seat cushion linkage is moved forward and backward while rotating before and after the chair back device.
Background technique
For the seat of public place, according to ergonomic theory, seat cushion can usually be moved forward and backward adjustment, with suitable
Answer demand of the different passenger's different human body sizes to seat position；The chair back can also front and back rotation, to improve passenger comfort
Meanwhile reducing the degree of fatigue of passenger.Currently, the seat cushion and the chair back of public chair all move respectively, this means that tune
Also to continue the position of adjusting back after section seat cushion position, adjustment process is relatively cumbersome, and flexibility is poor；And with user
The inconsistent of size is puted forth effort to seat cushion, needs ceaselessly to convert the position of seat cushion and the angle of the chair back, it is extremely inconvenient to use.
Utility model content
It, can be according to making technical problem to be solved by the utility model is to provide a kind of public seat cushion chair back linkage
The angle of the demand of user random regulating seat cushion and the chair back in stroke range.The utility model adapts to different users to seat
The requirement of pad and angle of back-rest comfort has very high flexibility.
In order to solve the above technical problems, the technical solution adopted in the utility model: a kind of public seat cushion chair back linkage,
Including seat support, the chair back and seat cushion, the seat support upper end is provided with pin shaft, and seat support passes through pin shaft and the chair back
Articulated connection, it is characterised in that:
The chair back is provided with chair back hasp, and the rear and front end of the seat cushion is provided with seat hasp, chair back hasp and seat
The seat hasp of chair rear end is fixedly connected by the first pin；
Telescopic device is provided with below the seat cushion, one end of telescopic device passes through the seat of the second pin and seat cushion front end
Chair hasp is fixedly connected, and the other end of telescopic device is connected and fixed bar, and the fixed link is welded and fixed with connection sheet；
Crossbeam is provided on the seat support of under-seat, the crossbeam and connection sheet are bolted company
It connects.
Further, the telescopic device includes sleeve and the stroke lever that is placed in sleeve, the front end of the stroke lever
It is fixedly connected with the seat hasp of seat cushion front end, stroke lever can be described along the telescopic moving of length sleeve direction from barrel forward end
The rear end of sleeve is connect with support rod.
Further, gag lever post is provided on the stroke lever of barrel forward end.
Further, the front end of the sleeve is provided with locking bolt.
Further, the upper end of the seat support is provided with armrest support, and the armrest support passes through rotation axis and seat
The upper end of chair bracket is rotatablely connected.
Further, the lower end of the seat support is provided with seat heel brace.
The utility model has the beneficial effects that a kind of public seat cushion chair back linkage described in the utility model, user is sat
On cushion, back leans on the chair back, is exerted oneself slightly using own wt, and the chair back is taken advantage of a situation layback, by the connection of seat cushion and the chair back,
It drives stroke lever to travel forward, and then seat cushion is driven also to move forward；If user stops exerting oneself, back is leaned against on the chair back, seat
Pad and the chair back then keep the angle constant, and if the chair back is slowly left at user back, then the chair back also slowly restores therewith, until returning
To start angle.This kind of seat cushion chair back linkage can according to the demand of user in stroke range random regulating seat cushion and chair
The angle of back.The utility model adapts to requirement of the different users to seat cushion and angle of back-rest comfort, has very high spirit
Activity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment:
A kind of public seat cushion chair back linkage, as shown in Figure 1, including seat support 11, the chair back 7 and seat cushion 13, seat
The upper end of chair bracket 11 is provided with armrest support 11.1, and convenient for users to hand is placed in this, armrest support 11.1 passes through rotation
The upper end of axis 12 and seat support 11 is rotatablely connected.When user needs using the armrest support 11.1, armrest support 11.1
Horizontal position is gone to by rotation axis 12；When not needing using the armrest support 11.1, armrest support 11.1 is passed through into rotation
The rotation of axis 12 lifts.The lower end of seat support 11 is provided with seat heel brace 14.11 upper end of seat support above seat cushion 13
It is provided with pin shaft 15, seat support 11 is articulated and connected by pin shaft 15 and the chair back 7.Make the chair back 7 and seat support by pin shaft 15
It can be rotated between 11, i.e., after user leans on the chair back 7,7 stress of the chair back rotates it around pin shaft 15.
The lower end of the chair back 7 is provided with chair back hasp 5, and the rear and front end of seat cushion is provided with seat hasp 1 and 1 ', chair back hasp
5 are fixedly connected with the seat hasp 1 ' of seat rear end by the first pin.After this connection type rotates 7 stress of the chair back, chair
7 drive 13 front and back of seat cushion of back move up.
The lower section of seat cushion 13 is provided with telescopic device, and one end of telescopic device passes through the seat of the second pin and seat cushion front end
Hasp 1 is fixedly connected, and the other end of telescopic device is connect with support rod 6, and support rod is with connection sheet 4 by being welded and fixed；It is located at
It is provided with crossbeam 8 on the seat support 11 of under-seat, which is bolted connection with connection sheet 4.The present embodiment
In, telescopic device includes sleeve 10 and the stroke lever being placed in sleeve 10 2, the seat of the front end and seat cushion front end of stroke lever 2
Hasp 1 is fixedly connected, and stroke lever 2 can be along the telescopic moving of length sleeve direction, the rear end of sleeve 10 and branch from 10 front end of sleeve
Strut 6 connects, and support rod 6 is with connection sheet 4 by being welded and fixed.When user leans on the chair back 7, stroke lever 2 is before sleeve 10
End extends forward along length sleeve direction, and stroke lever 2 drives seat cushion 13 to be moved along；After user leaves the chair back 7, stroke
Bar 2 is retracted from 10 front end of sleeve along length sleeve direction, and stroke lever 2 drives seat cushion 13 to reset reduction.Which achieves seat cushions
13 and the chair back 7 whiles adjust, avoid independent adjusting back and seat cushion bring defect, make to adjust more flexible.
It is returned in sleeve after being stretched in order to avoid stroke lever 2, is arranged on the stroke lever close to the front end of sleeve
There is gag lever post 9, the gag lever post 9 is arranged can bounce back to sleeve 10 to avoid stroke lever 2, and stroke lever 2 passes through after moving a certain distance
Gag lever post 9 is fixed, to guarantee that the position of seat cushion 13 is fixed.
In order to make user lean on the chair back 7 after keep the angle of seat cushion 13 and the chair back 7 constant for a long time, the front end of sleeve 10
It is provided with locking bolt 3.When user wants to keep the angle of seat cushion 13 and the chair back 7 in the seat, locking bolt 3 can be passed through
Telescopic location of the fixed journey system bar 2 in sleeve 10 makes stroke lever 2 is no longer flexible to change.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (6)
1. a kind of public seat cushion chair back linkage, including seat support, the chair back and seat cushion, the seat support upper end are set
It is equipped with pin shaft, seat support is articulated and connected by pin shaft and the chair back, it is characterised in that:
The chair back is provided with chair back hasp, and the rear and front end of the seat cushion is provided with seat hasp, after chair back hasp and seat
The seat hasp at end is fixedly connected by the first pin；
Telescopic device is provided with below the seat cushion, one end of telescopic device is taken by the second pin and the seat of seat cushion front end
Button is fixedly connected, and the other end of telescopic device is connect with support rod, and the support rod and connection sheet are welded to connect；
Crossbeam is provided on the seat support of under-seat, the crossbeam is bolted to connection with connection sheet.
2. a kind of public seat cushion chair back linkage according to claim 1, it is characterised in that: the telescopic device includes set
Cylinder and the stroke lever being placed in sleeve, the front end of the stroke lever are fixedly connected with the seat hasp of seat cushion front end, stroke lever
It can be fixedly connected from barrel forward end along the telescopic moving of length sleeve direction, the rear end of the sleeve with connection sheet.
3. a kind of public seat cushion chair back linkage according to claim 2, it is characterised in that: close to the described of barrel forward end
Gag lever post is provided on stroke lever.
4. a kind of public seat cushion chair back linkage according to claim 2, it is characterised in that: the front end of the sleeve is arranged
There is locking bolt.
5. a kind of public seat cushion chair back linkage according to claim 1, it is characterised in that: the upper end of the seat support
It is provided with armrest support, the armrest support is rotatablely connected by the upper end of rotation axis and seat support.
6. a kind of public seat cushion chair back linkage according to claim 1, it is characterised in that: the lower end of the seat support
It is provided with seat heel brace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720860757.7U CN208228674U (en) | 2017-07-14 | 2017-07-14 | A kind of public seat cushion chair back linkage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720860757.7U CN208228674U (en) | 2017-07-14 | 2017-07-14 | A kind of public seat cushion chair back linkage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208228674U true CN208228674U (en) | 2018-12-14 |
Family
ID=64577527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720860757.7U Active CN208228674U (en) | 2017-07-14 | 2017-07-14 | A kind of public seat cushion chair back linkage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208228674U (en) |
-
2017
- 2017-07-14 CN CN201720860757.7U patent/CN208228674U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |