CN206699845U - A kind of back - Google Patents
A kind of back Download PDFInfo
- Publication number
- CN206699845U CN206699845U CN201621153308.0U CN201621153308U CN206699845U CN 206699845 U CN206699845 U CN 206699845U CN 201621153308 U CN201621153308 U CN 201621153308U CN 206699845 U CN206699845 U CN 206699845U
- Authority
- CN
- China
- Prior art keywords
- back frame
- screen cloth
- support bar
- lumbar
- frame support
- 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
Links
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
It the utility model is related to a kind of parts of chair, a kind of more particularly to back, including back frame and screen cloth, it is directly anchored at the top of the screen cloth at the top of back frame, screen cloth bottom is fixed on back frame bottom by a screen cloth filler rod, the back frame is provided with a back frame support bar, and the back frame support bar is provided with the Lumbar that can slide up and down, and the Lumbar is connected by a flexible connection piece with salient point with back frame support bar.The utility model screen cloth one end is pressed in back frame by screen cloth filler rod, screen cloth it is easy for installation firmly, save rifle nail, screen cloth change and it is easy to clean, screen cloth assembly cost is low；Back frame support bar and the Lumbar that can slide up and down are set in back frame simultaneously, so that back frame is integrally solid and reliable, user waist comfortableness can be improved simultaneously, but also Lumbar can be highly adjusted according to user's height, meet various height demands, Lumbar is connected using the flexible connection piece with salient point with back frame support bar so that Lumbar adjusts more convenient and reliable up and down.
Description
Technical field
It the utility model is related to a kind of parts of chair, more particularly to a kind of back.
Background technology
With the continuous improvement of people's living standards, to using more frequently seat require more and more higher, therefore, it is necessary to
The structure of chair is constantly improved and innovated；And existing chair pursues user's buttocks comfortableness mostly or arm rest is comfortable
Property, and often ignore user waist comfortableness, therefore sat long and may result in the soreness of waist；
And the screen cloth of existing common backrest is usually to be wrapped in using netting twine on the connecting pole in back frame or using whole
Block clamp is stuck in back frame and then bottom is shot, and nail is fixed, and prevents screen cloth resilience, in order to improve firmness, general attachment structure compared with
For complexity, assembly technology is complicated, and cost of manufacture is high, and screen cloth is changed and cleaned cumbersome.
Utility model content
The utility model is in order to solve defect present in above-mentioned prior art and deficiency, there is provided a kind of screen cloth installation side
Just firmly, save rifle nail, screen cloth change and it is easy to clean, screen cloth assembly cost is low；User waist can not only be improved simultaneously
Comfortableness, but also Lumbar can be highly adjusted according to user's height, meet various height demands, and it is easy to adjust
Reliable back.
The technical solution of the utility model：A kind of back, including back frame and screen cloth, the screen cloth top are directly fixed
At the top of back frame, screen cloth bottom is fixed on back frame bottom by a screen cloth filler rod, and the back frame is provided with a back frame support bar, institute
State back frame support bar and be provided with the Lumbar that can slide up and down, the Lumbar is supported by a flexible connection piece with salient point and back frame
Bar connects.
The utility model screen cloth one end is pressed in back frame by screen cloth filler rod, and screen cloth is easy for installation firmly, saves rifle nail,
Screen cloth change and it is easy to clean, screen cloth assembly cost is low；Back frame support bar and the waist that can slide up and down are set in back frame simultaneously
Lean on so that back frame is integrally solid and reliable, while can improve user waist comfortableness, but also can be according to user's height
Lumbar is highly adjusted, meets various height demands, Lumbar is connected using the flexible connection piece with salient point and back frame support bar
Connect so that Lumbar adjusts more convenient and reliable up and down.
Preferably, the back frame bottom is provided with the installation step for coordinating screen cloth filler rod, and the installation step is provided with some
Limit buckle and some fastening connecting columns, the screen cloth filler rod are provided with the stopper slot of some cooperation limit buckles and some cooperation fastenings
The connecting pole perforation of connecting pole, the fastening connecting column are fastened after being perforated through connecting pole by fastening shell fragment.
This kind of structure facilitates the connection of screen cloth one end and back frame bottom, and make it that the assembling of screen cloth and back frame is more firm
Reliably.
Preferably, be additionally provided with the handle of a cooperation Lumbar on the back frame support bar, the handle by a connecting rod with
Connected in the middle part of flexible connection piece, the first groove of mating connection bar is provided with the middle part of the back frame support bar.
This kind of structure further such that Lumbar slide up and down it is more convenient and reliable.
Preferably, the back frame support bar is provided with a contiguous block for coordinating Lumbar, and second is provided with the middle part of the contiguous block
Groove, the connecting rod are connected after passing through the first groove and the second groove with the middle part of flexible connection piece.
This kind of structure make it that the connection of Lumbar and handle is more solid and reliable, and causes the connection of Lumbar and back frame more
It is reliable and stable.
Preferably, the flexible connection piece both sides are provided with lug, and the salient point is provided with lug, the contiguous block both sides
Concave point provided with some cooperation salient points, the concave point are vertically arranged.
This kind of structure causes Lumbar slides up and down the lug of flexible connection piece every time all can be because of the cooperation of salient point and concave point
Elastic deformation so that Lumbar, which often slides into a position, can obtain the support of contiguous block, prevent Lumbar from dropping downwards.
Preferably, the back frame support bar top jag, two prongs connect the middle side part of back frame two, the back frame branch respectively
Strut back is provided with the groove for coordinating handle, and the handle is fitted in groove.
This kind of structure not only increases the fastness of back frame, also increases back frame good appearance degree, improves handle property easy to use.
Preferably, the quantity of the concave point is 4-8.
Preferably, indent is provided with the middle part of the flexible connection piece, the projection for coordinating indent is provided with the middle part of the Lumbar, it is described
Projection is connected with connecting rod again after being fitted into indent.
This kind of structure make it that the connection of handle and Lumbar is more solid and reliable.
Preferably, it is additionally provided with 2 reinforcements on the installation step, the quantity of the limit buckle and stopper slot is 4,
The quantity of the fastening connecting column, connecting pole perforation and fastening shell fragment is 3.
This kind of structure is further such that being more firmly mounted for screen cloth and back frame is reliable.
The utility model screen cloth one end is pressed in back frame by screen cloth filler rod, and screen cloth is easy for installation firmly, saves rifle nail,
Screen cloth change and it is easy to clean, screen cloth assembly cost is low；Back frame support bar and the waist that can slide up and down are set in back frame simultaneously
Lean on so that back frame is integrally solid and reliable, while can improve user waist comfortableness, but also can be according to user's height
Lumbar is highly adjusted, meets various height demands, Lumbar is connected using the flexible connection piece with salient point and back frame support bar
Connect so that Lumbar adjusts more convenient and reliable up and down.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is decomposing schematic representation of the present utility model；
1. back frame in figure, 2. back frame support bars, 3. Lumbars, 4. handles, 5. flexible connection pieces, 7. lugs, 8. connecting rods,
13. screen cloth filler rod, 14. installation steps, 15. limit buckles, 16. stopper slots, 17. fastening connecting columns, the fastening bullet of perforation 18,19.
Piece, 20. reinforcements.
Embodiment
It is described in further detail below in conjunction with the accompanying drawings and using process to the utility model, but is not to this practicality
The limitation of novel protected scope.
As shown in Figure 1-2, a kind of back, including back frame 1 and screen cloth.The top of back frame 1 is directly anchored at the top of screen cloth,
Screen cloth bottom is fixed on the bottom of back frame 1 by a screen cloth filler rod 13.Back frame 1 is provided with a back frame support bar 2, back frame support bar 2
The Lumbar 3 that can slide up and down is provided with, Lumbar 3 is connected by a flexible connection piece 5 with salient point with back frame support bar 2.Back frame 1
Bottom is provided with the installation step 14 for coordinating embedding 13 of screen cloth, and installation step 14 is provided with 4 limit buckles 15 and 3 fastening connecting columns
17, screen cloth filler rod 13 is provided with the connecting pole perforation of the stopper slot 16 and 3 cooperation fastening connecting columns 17 of 4 cooperation limit buckles 15
18, fastening connecting column 17 is fastened after passing through connecting pole perforation 18 by fastening shell fragment 19.A cooperation is additionally provided with back frame support bar 2
The handle 4 of Lumbar 3, handle 4 are connected by a connecting rod 8 with the middle part of flexible connection piece 5, and the middle part of back frame support bar 2, which is provided with, to be coordinated
First groove of connecting rod 8.Back frame support bar 2 is provided with a contiguous block for coordinating Lumbar 3, and it is logical to be provided with second in the middle part of contiguous block
Groove, connecting rod 8 are connected after passing through the first groove and the second groove with the middle part of flexible connection piece 5.The both sides of flexible connection piece 5 are provided with
Lug 7, salient point are provided with lug 7, and contiguous block 6 is equipped with the concave point of 5 cooperation salient points per side, and concave point is vertically arranged.Back frame
The top jag of support bar 2, two prongs connect 1 liang of middle side part of back frame respectively, and the back of back frame support bar 2, which is provided with, coordinates handle 4
Groove, handle 4 are fitted in groove.The middle part of flexible connection piece 5 is provided with indent, and the middle part of Lumbar 3 is provided with the projection for coordinating indent 5,
Projection is connected with connecting rod 8 again after being fitted into indent 5.2 reinforcements 20 are additionally provided with installation step 14.
First it is fixed at the top of screen cloth of the present utility model at the top of back frame, after then screen cloth bottom is fixed on screen cloth filler rod
It is pressed on installation step, it is spacing by limit buckle and stopper slot, then fastened by fastening shell fragment.
After Lumbar of the present utility model assembles, can by handle by Lumbar in the range of the groove of contiguous block on glide
It is dynamic, meet various height colonies.
Claims (9)
1. a kind of back, including back frame and screen cloth, it is characterised in that：It is directly anchored at the top of the screen cloth at the top of back frame,
Screen cloth bottom is fixed on back frame bottom by a screen cloth filler rod, and the back frame is provided with a back frame support bar, the back frame support
Bar is provided with the Lumbar that can slide up and down, and the Lumbar is connected by a flexible connection piece with salient point with back frame support bar.
A kind of 2. back according to claim 1, it is characterised in that：The back frame bottom, which is provided with, coordinates screen cloth filler rod
Installation step, the installation step is provided with some limit buckles and some fastening connecting columns, if the screen cloth filler rod is provided with
It is dry to coordinate the stopper slot of limit buckle and some connecting pole perforation for coordinating fastening connecting column, the fastening connecting column to pass through connecting pole
Fastened after perforation by fastening shell fragment.
A kind of 3. back according to claim 1, it is characterised in that：A cooperation is additionally provided with the back frame support bar
The handle of Lumbar, the handle is provided with by a connecting rod with being connected in the middle part of flexible connection piece, in the middle part of the back frame support bar matches somebody with somebody
Close the first groove of connecting rod.
A kind of 4. back according to claim 3, it is characterised in that：The back frame support bar is provided with one and coordinates waist
The contiguous block leaned on, is provided with the second groove in the middle part of the contiguous block, the connecting rod pass through after the first groove and the second groove with bullet
Property connection sheet middle part connection.
A kind of 5. back according to claim 4, it is characterised in that：The flexible connection piece both sides are provided with lug,
Salient point is provided with lug, and the contiguous block both sides are provided with the concave point of some cooperation salient points, and the concave point is vertically arranged.
A kind of 6. back according to claim 1, it is characterised in that：The back frame support bar top jag, two
Prong connects the middle side part of back frame two respectively, and the back frame support bar back is provided with the groove for coordinating handle, and the handle is fitted in
In groove.
A kind of 7. back according to claim 5, it is characterised in that：The quantity of the concave point is 4-8.
A kind of 8. back according to claim 3, it is characterised in that：Indent is provided with the middle part of the flexible connection piece,
The projection for coordinating indent is provided with the middle part of the Lumbar, the projection is connected with connecting rod again after being fitted into indent.
A kind of 9. back according to claim 2, it is characterised in that：2 reinforcements are additionally provided with the installation step
The quantity of muscle, the limit buckle and stopper slot is 4, the quantity of the fastening connecting column, connecting pole perforation and fastening shell fragment
It is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621153308.0U CN206699845U (en) | 2016-10-31 | 2016-10-31 | A kind of back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621153308.0U CN206699845U (en) | 2016-10-31 | 2016-10-31 | A kind of back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206699845U true CN206699845U (en) | 2017-12-05 |
Family
ID=60471446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621153308.0U Expired - Fee Related CN206699845U (en) | 2016-10-31 | 2016-10-31 | A kind of back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206699845U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549385A (en) * | 2018-04-12 | 2019-04-02 | 浙江玛拉蒂智能家具科技有限公司 | A kind of ergonomics 3D waist support net chair |
| CN109703424A (en) * | 2018-12-07 | 2019-05-03 | 延锋安道拓座椅有限公司 | A kind of external waist support |
| CN110063606A (en) * | 2019-03-14 | 2019-07-30 | 东莞濠文塑胶五金制品有限公司 | Backrest |
-
2016
- 2016-10-31 CN CN201621153308.0U patent/CN206699845U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549385A (en) * | 2018-04-12 | 2019-04-02 | 浙江玛拉蒂智能家具科技有限公司 | A kind of ergonomics 3D waist support net chair |
| CN109703424A (en) * | 2018-12-07 | 2019-05-03 | 延锋安道拓座椅有限公司 | A kind of external waist support |
| CN110063606A (en) * | 2019-03-14 | 2019-07-30 | 东莞濠文塑胶五金制品有限公司 | Backrest |
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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: 20171205 Termination date: 20181031 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |