CN207784723U - A kind of chair of supporting ＆ stablizing - Google Patents
A kind of chair of supporting ＆ stablizing Download PDFInfo
- Publication number
- CN207784723U CN207784723U CN201721373963.1U CN201721373963U CN207784723U CN 207784723 U CN207784723 U CN 207784723U CN 201721373963 U CN201721373963 U CN 201721373963U CN 207784723 U CN207784723 U CN 207784723U
- Authority
- CN
- China
- Prior art keywords
- seat
- chair
- chair leg
- backup plate
- activity
- 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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Abstract
The utility model is related to chair technology fields, more particularly to a kind of chair of supporting ＆ stablizing, including seat, seat board, backup plate and chair leg, seat board is slidably mounted on seat, opposite seat translates along the longitudinal direction, the lower end of backup plate is articulated on seat, it is rotated along the longitudinal direction relative to seat, an at least chair leg is activity chair leg, and it is rotated by backup plate and seat board is pushed to be moved forward and backward along seat with activity chair leg, the moving direction of activity chair leg is identical as the rotation direction of backup plate, and the translation direction of seat board is opposite with the rotation direction of backup plate.The utility model can rotate the front and back position of adjusting activity chair leg with backup plate, the distance of the front and back chair leg of adjustment, expand the support range of chair leg, the front and back position of seat board can be adjusted simultaneously, when chair user being made to lean on backward, the position of seat board is moved forward, the center of gravity of chair user is made to move forward, it is overturned backward when preventing chair user from leaning on backward, improves the stability of chair.
Description
Technical field
The utility model is related to chair technology field, more particularly to a kind of chair of supporting ＆ stablizing.
Background technology
Chair is one of most common furniture in life, and in order to make chair user feel more comfortable, general chair leans on
The back of the body is all provided in adjustable, by the backrest that rotates backward, chair is made to have the function of chaise longue.When user leans on backward
When, center of gravity also moves backward, and is easy to cause chair at this time and overturns backward.
Utility model content
The purpose of this utility model is to provide a kind of chair of supporting ＆ stablizing, by backrest rotate adjust seat board position with
The stability of chair is improved in the position of chair leg.
The above-mentioned purpose of the utility model technical scheme is that：A kind of chair of supporting ＆ stablizing,
Including seat, seat board, backup plate and chair leg, the seat board is slidably mounted on the seat, and the relatively described seat is along the longitudinal direction
Translation, the lower end of the backup plate are articulated on the seat, are rotated along the longitudinal direction relative to the seat, and at least a chair leg is
Activity chair leg, the activity chair leg are in front and back setting with respect to remaining chair leg, and by backup plate rotation push the seat board with
The activity chair leg is moved forward and backward along the seat, with the relative distance of chair leg before and after adjustment and the seat board and the backup plate
Relative position, and the moving direction of the activity chair leg is identical as the rotation direction of the backup plate, the translation direction of the seat board
It is opposite with the rotation direction of the backup plate.
Preferably, being equipped with linkage unit between the backup plate and the seat board, the linkage unit includes at least driving
One end of part and driven member, the actuator is hinged on the backup plate, and the other end is hinged on the driven member, described driven
Part is fixed in the lower section of the seat board, and the backup plate rotation, the actuator, which pushes or pull on the driven member, makes the seat board
Translation.
Preferably, the actuator includes the first strut and the second strut to fix as one, first strut
End is hinged on the backup plate, and hinge joint is located at the eccentric position of the backup plate center of rotation, second strut
End is hinged on the driven member, and first strut is arranged with the second strut forward fold, forms folder between the two
The size of angle a, angle a are 90 °≤a≤120 °.
Preferably, the lower section of the seat board is equipped with sliding rail, the seat board is equipped with the sliding in the sliding slot of the sliding rail
Sliding block.
Preferably, at least one sliding rail includes the upper rail and lower railway for being combined into the sliding slot, the lower rail
Road can be mounted on above the upper rail up or down, and the seat, which is equipped with the control upper rail movement, makes the sliding block
Activity or the control assembly being locked in the sliding rail.
Preferably, the control assembly includes controlling handle, the first worm gear being mutually driven and the first worm screw, the control
Handle processed is installed on first worm screw, and the first worm screw rotation, the both ends of first worm gear is driven to be equipped with described
The eccentric wheel that first worm gear rotates synchronously, is connected with pull rod, when first worm gear between the eccentric wheel and the upper rail
When rotation, the pull rod pulls described move up and down.
Preferably, being equipped with transmission mechanism between the backup plate and the activity chair leg, the transmission mechanism includes at least
The drive seat that is slidably mounted on the seat, with the driving lead screw of drive seat screw-thread fit and be connected to the backup plate and drive
The both ends of transmission component between dynamic lead screw, the driving lead screw are rotatably installed on the seat, the transmission component connection
In one end of the driving lead screw, the backup plate rotation makes the driving lead screw rotate by the transmission component, and drives institute
Drive seat movement is stated, the upper end of the activity chair leg is fixed in the drive seat and the drive seat synchronizing moving.
Preferably, the transmission component include at least one group engaged transmission gear set and one group engaged transmission second
Worm gear and the second worm screw lean on wherein a gear is mounted on the pivot center of the relatively described seat rotating of the backup plate with described
Plate rotates synchronously, and another gear is mounted on the second worm end and is rotated synchronously with the second worm screw, and the second worm gear is rotatably installed in
The end of the driving lead screw is simultaneously rotated synchronously with the driving lead screw.
Preferably, the chair leg further includes fixed chair leg, the fixed chair leg is in front and back setting with the activity chair leg,
The fixed chair leg quantity is two, is symmetrically fixedly mounted on the lower section of the seat.
Preferably, the top and bottom of the activity chair leg are located in vertical line, the lower end of the activity chair leg is set
It is to be obliquely installed to have idler wheel, the fixed chair leg, and the lower end of the fixed chair leg tilts forwards with respect to the upper end.
The beneficial effects of the utility model：The utility model can rotate the anteroposterior position of adjusting activity chair leg with chair backup plate
It sets, when chair user being made to lean on backward, moves backward the position of activity chair leg, adjust the distance of front and back chair leg, expand chair leg
Range is supported, while the front and back position of seat board can be adjusted, when chair user being made to lean on backward, moves forward the position of seat board,
So that the center of gravity of chair user is moved forward, is overturned backward when preventing chair user from leaning on backward, improve the stabilization of chair
Property.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of control assembly in the utility model embodiment；
Fig. 3 is the structural schematic diagram of transmission mechanism in the utility model embodiment；
In figure：1- seats, 2- seat boards, 21- sliding blocks, 3- backup plates, 4- fixation chair legs, 5- activity chair legs, 6- linkage units,
61- actuators, the first struts of 611-, the second struts of 612-, 62- driven members, 7- control assemblies, 71- control handle, 72- first
Worm screw, the first worm gears of 73-, 74- eccentric wheels, 75- pull rods, 8- sliding rails, 81- upper rails, 82- lower railway, 9- transmission mechanisms, 91-
Driving gear, 92- driven gears, the second worm screws of 93-, the second worm gears of 94-, 95- drive lead screw, 96- drive seats, 10- idler wheels.
Specific implementation mode
In conjunction with attached drawing, the utility model is described in further detail.This specific embodiment is only to the utility model
Explanation, be not limitations of the present invention, those skilled in the art, can be according to need after reading this specification
The modification of not creative contribution is made to the present embodiment, but as long as in the right of the utility model all by
The protection of Patent Law.
Embodiment：As shown in Figure 1, Figure 2 and Figure 3, a kind of chair of supporting ＆ stablizing, including seat 1, seat board 2,3 and of backup plate
Chair leg, the seat board 2 are slidably mounted on the seat 1, and the seat 1 translates along the longitudinal direction relatively.Under the backup plate 3
End is articulated on the seat 1, is rotated along the longitudinal direction relative to the seat 1.Chair leg further includes fixed chair leg 4 and activity chair leg
5, the fixed chair leg 4 is in front and back setting with the activity chair leg 5.4 quantity of fixed chair leg is two, symmetrically fixed peace
Mounted in the lower section of the seat 1.5 quantity of activity chair leg is one, and it is in front and back setting to be relatively fixed chair leg 4.Activity chair leg 5
Top and bottom be located in vertical line, the lower end of the activity chair leg 5 is equipped with idler wheel 10, and the fixed chair leg 4 is to tilt
Setting, the lower end of the fixed chair leg 4 tilts forwards with respect to the upper end.
Seat board 2 is pushed to be moved forward and backward as shown in Figure 1, seat board 2 is rotated by backup plate 3, adjustment seat board 2 and the backup plate 3
Relative position, the rotation direction of the translation direction of the seat board 2 and the backup plate 3 on the contrary, i.e. backup plate 3 rotates backward, seat board 2 to
Preceding movement.Linkage unit 6 is equipped between backup plate 3 and the seat board 2, the linkage unit 6 includes actuator 61 and driven member 62,
One end of the actuator 61 is hinged on the backup plate 3, and the other end is hinged on the driven member 62, and the driven member 62 is solid
It is connected on the lower section of the seat board 2, the backup plate 3 rotates, and the actuator 61, which pushes or pull on the driven member 62, makes the seat
Plate 2 translates.Actuator 61 includes the first strut 611 and the second strut 612 to fix as one, the end of first strut 611
Portion is hinged on the backup plate 3, and hinge joint is located at the eccentric position of 3 center of rotation of the backup plate, second strut 612
End be hinged on the driven member 62, first strut 611 and 612 forward fold of the second strut are arranged, the two
Between form angle a, the size of angle a is 90 °≤a≤120 °.The lower section of seat board 2 is equipped with sliding rail 8, and the seat board 2 is equipped with position
In the sliding block 21 slided in the sliding slot of the sliding rail 8.
As shown in Fig. 2, one of sliding rail 8 is monoblock type, another is Split sliding rail comprising is combined into the cunning
The upper rail 81 and lower railway 82 of slot, the lower railway 82 can be mounted on 81 top of the upper rail, the chair up or down
Seat 1, which is equipped with, controls the control assembly 7 that 81 movement of the upper rail makes the activity of the sliding block 21 or is locked in the sliding rail 8.
Control assembly 7 includes that control handle 71, the first worm gear 73 being mutually driven and the first worm screw 72, the control handle 71 are installed on
On first worm screw 72, first worm screw 72 is driven to rotate, the both ends of first worm gear 73 are equipped with first snail
The eccentric wheel 74 that wheel 73 rotates synchronously is connected with pull rod 75, when described first between the eccentric wheel 74 and the upper rail 81
When worm gear 73 rotates, the pull rod 75 pulls the upper rail 81 to move up and down.
Make activity chair leg 5 along the front and back shifting of the seat 1 as shown in figure 3, activity chair leg 5 is pushed by the rotation of the backup plate 3
It is dynamic, with the relative distance of chair leg before and after adjustment.The moving direction of the activity chair leg 5 is identical as the rotation direction of the backup plate 3.
Transmission mechanism 9 is equipped between backup plate 3 and the activity chair leg 5, the transmission mechanism 9 includes at least and is slidably mounted on the seat
Drive seat 96 on 1, with the driving lead screw 95 of 96 screw-thread fit of drive seat and be connected to the backup plate 3 and driving lead screw 95 it
Between transmission component, the both ends of the driving lead screw 95 are rotatably installed on the seat 1, and the transmission component is connected to described
One end of lead screw 95, the rotation of the backup plate 3 is driven so that the driving lead screw 95 is rotated by the transmission component, and described in driving
Drive seat 96 moves, and the upper end of the activity chair leg 5 is fixed in the drive seat 96 and 96 synchronizing moving of the drive seat.It passes
Dynamic component include one group engaged transmission gear set and one group engaged transmission the second worm gear 94 and the second worm screw 93, gear set packet
Driving gear 91 and driven gear 92 are included, driving gear 91 is mounted on the pivot center that the backup plate 3 is rotated relative to the seat 1
On, i.e., in the installation axle of backup plate 3, rotated synchronously with the backup plate 3.Driven gear 92 is mounted on 93 end of the second worm screw and with the
Two worm screws 93 rotate synchronously, the second worm gear 94 be rotatably installed in it is described driving lead screw 95 end and with the driving lead screw 95 together
Step rotation.The axis of the installation axle of backup plate 3 is vertical with the driving axis of lead screw 95.When backup plate 3 rotates backward, seat board 2 is forward
It is mobile, while activity chair leg 5 moves backward.
Claims (10)
1. a kind of chair of supporting ＆ stablizing, including seat（1）, seat board（2）, backup plate（3）And chair leg, it is characterised in that：The seat
Plate（2）It is slidably mounted on the seat（1）On, the relatively described seat（1）It translates along the longitudinal direction, the backup plate（3）Lower end
It is articulated with the seat（1）On, the relatively described seat（1）It rotates along the longitudinal direction, an at least chair leg is activity chair leg（5）,
The activity chair leg（5）Remaining opposite chair leg is in front and back setting, and passes through the backup plate（3）Rotation pushes the seat board（2）With
The activity chair leg（5）Along the seat（1）It is moved forward and backward, with the relative distance of chair leg before and after adjustment and the seat board（2）With
The backup plate（3）Relative position, and the activity chair leg（5）Moving direction and the backup plate（3）Rotation direction it is identical,
The seat board（2）Translation direction and the backup plate（3）Rotation direction it is opposite.
2. a kind of chair of supporting ＆ stablizing according to claim 1, it is characterised in that：The backup plate（3）With the seat board
（2）Between be equipped with linkage unit（6）, the linkage unit（6）Including at least actuator（61）And driven member（62）, the driving
Part（61）One end be hinged on the backup plate（3）On, the other end is hinged on the driven member（62）On, the driven member（62）Gu
It is connected on the seat board（2）Lower section, the backup plate（3）Rotation, the actuator（61）Push or pull on the driven member（62）
Make the seat board（2）Translation.
3. a kind of chair of supporting ＆ stablizing according to claim 2, it is characterised in that：The actuator（61）Including affixed
The first strut being integrated（611）With the second strut（612）, first strut（611）End be hinged on the backup plate（3）
On, hinge joint is located at the backup plate（3）At the eccentric position of center of rotation, second strut（612）End be hinged on
The driven member（62）On, first strut（611）With second strut（612）Forward fold is arranged, between the two shape
At angle a, the size of angle a is 90 °≤a≤120 °.
4. a kind of chair of supporting ＆ stablizing according to claim 1, it is characterised in that：The seat board（2）Lower section be equipped with
Sliding rail（8）, the seat board（2）Equipped with positioned at the sliding rail（8）Sliding slot in slide sliding block（21）.
5. a kind of chair of supporting ＆ stablizing according to claim 4, it is characterised in that：At least one sliding rail（8）Packet
Include the upper rail for being combined into the sliding slot（81）And lower railway（82）, the lower railway（82）It can be mounted on up or down described
Upper rail（81）Top, the seat（1）It is equipped with and controls the upper rail（81）Movement makes the sliding block（21）Activity or lock
It is scheduled on the sliding rail（8）Interior control assembly（7）.
6. a kind of chair of supporting ＆ stablizing according to claim 5, it is characterised in that：The control assembly（7）Including control
Handle processed（71）, mutual the first worm gear for being driven（73）With the first worm screw（72）, the control handle（71）It is installed on described
One worm screw（72）On, drive first worm screw（72）Rotation, first worm gear（73）Both ends be equipped with first snail
Wheel（73）The eccentric wheel of synchronous rotation（74）, the eccentric wheel（74）With the upper rail（81）Between be connected with pull rod（75）,
When first worm gear（73）When rotation, the pull rod（75）Pull the upper rail（81）It moves up and down.
7. a kind of chair of supporting ＆ stablizing according to claim 1, it is characterised in that：The backup plate（3）With the activity
Chair leg（5）Between be equipped with transmission mechanism（9）, the transmission mechanism（9）Including at least being slidably mounted on the seat（1）On drive
Dynamic seat（96）With drive seat（96）The driving lead screw of screw-thread fit（95）And it is connected to the backup plate（3）With driving lead screw
（95）Between transmission component, the driving lead screw（95）Both ends be rotatably installed in the seat（1）On, the transmission component
It is connected to the driving lead screw（95）One end, the backup plate（3）Rotation makes the driving lead screw by the transmission component
（95）Rotation, and drive the drive seat（96）It is mobile, the activity chair leg（5）Upper end be fixed in the drive seat（96）On
With the drive seat（96）Synchronizing moving.
8. a kind of chair of supporting ＆ stablizing according to claim 7, it is characterised in that：The transmission component includes at least one
Second worm gear of the gear set and one group of engaged transmission of group engaged transmission（94）With the second worm screw（93）, wherein a gear is mounted on
The backup plate（3）The relatively described seat（1）On the pivot center of rotation, with the backup plate（3）It rotates synchronously, another gear installation
In the second worm screw（93）End and with the second worm screw（93）It rotates synchronously, the second worm gear（94）It is rotatably installed in the driving lead screw
（95）End and with the driving lead screw（95）It rotates synchronously.
9. a kind of chair of supporting ＆ stablizing according to claim 1, it is characterised in that：The chair leg further includes fixed chair leg
（4）, the fixed chair leg（4）With the activity chair leg（5）In front and back setting, the fixed chair leg（4）Quantity is two, symmetrically
Ground is fixedly mounted on the seat（1）Lower section.
10. a kind of chair of supporting ＆ stablizing according to claim 9, it is characterised in that：The activity chair leg（5）Upper end
It is located in vertical line with lower end, the activity chair leg（5）Lower end be equipped with idler wheel（10）, the fixed chair leg（4）To tilt
Setting, the fixed chair leg（4）Lower end tilted forwards with respect to the upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721373963.1U CN207784723U (en) | 2017-10-24 | 2017-10-24 | A kind of chair of supporting ＆ stablizing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721373963.1U CN207784723U (en) | 2017-10-24 | 2017-10-24 | A kind of chair of supporting ＆ stablizing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207784723U true CN207784723U (en) | 2018-08-31 |
Family
ID=63273844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721373963.1U Expired - Fee Related CN207784723U (en) | 2017-10-24 | 2017-10-24 | A kind of chair of supporting ＆ stablizing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207784723U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107594963A (en) * | 2017-10-24 | 2018-01-19 | 浙江安立博休闲用品有限公司 | A kind of chair of supporting ＆ stablizing |
| CN112353158A (en) * | 2020-12-03 | 2021-02-12 | 盐城盐西幸福产业发展有限公司 | High-stability multifunctional lifting chair for old people |
-
2017
- 2017-10-24 CN CN201721373963.1U patent/CN207784723U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107594963A (en) * | 2017-10-24 | 2018-01-19 | 浙江安立博休闲用品有限公司 | A kind of chair of supporting ＆ stablizing |
| CN112353158A (en) * | 2020-12-03 | 2021-02-12 | 盐城盐西幸福产业发展有限公司 | High-stability multifunctional lifting chair for old people |
| CN112353158B (en) * | 2020-12-03 | 2023-09-08 | 盐城盐西幸福产业发展有限公司 | High-stability multifunctional lifting chair for old people |
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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: 20180831 Termination date: 20201024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |