CN206836659U - A kind of chair for preventing from overturning backward - Google Patents
A kind of chair for preventing from overturning backward Download PDFInfo
- Publication number
- CN206836659U CN206836659U CN201720047701.XU CN201720047701U CN206836659U CN 206836659 U CN206836659 U CN 206836659U CN 201720047701 U CN201720047701 U CN 201720047701U CN 206836659 U CN206836659 U CN 206836659U
- Authority
- CN
- China
- Prior art keywords
- chair
- fixed mount
- support bar
- preventing
- backrest
- 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
- 230000005484 gravity Effects 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Chairs Characterized By Structure (AREA)
Abstract
The utility model discloses a kind of chair for preventing from overturning backward, it includes chair body and backrest, fixed mount is provided with rear side of backrest, fixed mount passes through the connected support bar of turning joint provided with one, fixed mount is provided with positive stop strip, support bar can freely rotate on the downside of fixed mount, during chair normal use, support bar due to Action of Gravity Field straight down.The chair for preventing from overturning backward that the utility model obtains by using above-mentioned technology, due to by fixed mount, support bar is installed on the backrest of chair, and the restriction bar for preventing that support bar transhipment amplitude is excessive is set in fix bar, under normal use, support bar is under gravity vertically downward, when there is chair upset, due to the effect of positive stop strip, support bar can only rotate on the downside of fixed mount, as chair overturns backward, support frame will contact with ground, triangular support configurations are formed with two rear feet of chair, condition is created for the rebalancing of chair, so as to reach the purpose that chair prevents from overturning backward.
Description
Technical field
The utility model belongs to technical field of furniture, and in particular to one kind is simple in construction, safe to use and can prevent chair
The chair for preventing from overturning backward that son overturns backward.
Background technology
Chair in the market does not have the function of preventing from overturning backward, and child is more dynamic, more especially
Boy more fond of play, being sitting in imprudence above chair will overturn backward, cause some unexpected injuries.
Utility model content
For the above-mentioned problems in the prior art, the utility model purpose is to propose simple in construction, safe to use
And the chair for preventing from overturning backward that can prevent chair from overturning backward.
A kind of described chair for preventing from overturning backward, including chair body and backrest, it is characterised in that set on rear side of backrest
There is fixed mount, fixed mount is provided with one, and fixed mount is provided with positive stop strip by turning joint connected support bar, support
Bar can freely rotate on the downside of fixed mount, during chair normal use, support bar due to Action of Gravity Field straight down.
Described a kind of chair for preventing from overturning backward, it is characterised in that the distance on support bar and ground is 8-12cm.
Described a kind of chair for preventing from overturning backward, it is characterised in that the distance on support bar and ground is 10cm.
Described a kind of chair for preventing from overturning backward, it is characterised in that fixed mount is T-shaped structure, by being fixed with backrest
The fixed mount connecting rod of connection and the support bar connecting rod being vertically set in the middle part of fixed mount connecting rod are formed, fixed mount connecting rod
Provided with connecting groove, connecting groove matches connection with the brace on backrest, and is fixed by screw.
A kind of above-mentioned chair for preventing from overturning backward, including chair body and backrest, backrest rear side are provided with fixed mount, Gu
Determine frame and positive stop strip is provided with by the connected support bar of turning joint, fixed mount provided with one, support bar can be in fixation
Freely rotate on the downside of frame, during chair normal use, support bar due to Action of Gravity Field straight down.The utility model is by using upper
The chair for preventing from overturning backward that the technology of stating obtains, due to fixed mount, support bar are installed on the backrest of chair, and solid
Being set in fixed pole prevents the excessive restriction bar of support bar transhipment amplitude, and under normal use, support bar is vertical under gravity
Downwards, when there is chair upset, due to the effect of positive stop strip, support bar can only rotate on the downside of fixed mount, with chair backward
Overturn, support frame will be contacted with ground, and triangular support configurations are formed with two rear feet of chair, be that the rebalancing of chair is created
Condition, so as to reaching the purpose that chair prevents from overturning backward.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure；1- chair bodies, 2- fixed mounts, 201- fixed mount connecting rods, 202- support bar connecting rods, 203- connections are recessed
Groove, 3- turning joints, 4- support bars, 5- backrests, 501- braces, 6- positive stop strips.
Embodiment
The utility model is described in further detail below in conjunction with Figure of description, but the scope of protection of the utility model
It is not limited to that.
As shown in figure 1, a kind of chair for preventing from overturning backward of the present utility model, including chair body 1 and backrest 5, lean on
The rear side of the back of the body 5 is provided with fixed mount 2, fixed mount 2 provided with one by the connected support bar 4 of turning joint 3, on fixed mount 2
Provided with positive stop strip 6, positive stop strip 6 carries out spacing to support bar 4, and support bar 4 can freely rotate in the downside of fixed mount 2, and chair is normal
In use, support bar 4 due to Action of Gravity Field straight down, as illustrated, in order to improve its safe effect, branch of the present utility model
The distance on strut 4 and ground is 8-12cm, and preferred distance is 10cm in embodiment.
As illustrated, fixed rack structure of the present utility model and the structure matching of backrest 5, fixed mount 2 is T-shaped structure, by
The fixed mount connecting rod 201 being fixedly connected with backrest 5 and the support bar connecting rod being vertically set in the middle part of fixed mount connecting rod 201
202 are formed, and when backrest 5 is connected and composed by one group of brace 501, fixed mount connecting rod 201 is provided with connecting groove 203, and connection is recessed
Groove 203 matches connection with the brace 501 on backrest, and is fixed by screw；When backrest 5 is plate armature, fixed mount connection
Bar 201 is matched slab construction, is directly screwed on backrest 5.
When chair falls backward, support bar 4 will be rotated centered on turning joint 3, be connect until with ground
Stop when touching, and going to the position of positive stop strip 6, rear two pin of such chair form at 3 points with support bar 4 reaches chair again
To stable state, prevent chair from continuing to overturn backward.
Claims (4)
1. a kind of chair for preventing from overturning backward, including chair body（1）And backrest（5）, it is characterised in that backrest（5）Rear side is set
There is fixed mount（2）, fixed mount（2）Pass through turning joint provided with one（3）Connected support bar（4）, fixed mount（2）On
Provided with positive stop strip（6）, support bar（4）Can be in fixed mount（2）Downside freely rotates, during chair normal use, support bar（4）Due to
Action of Gravity Field is straight down.
A kind of 2. chair for preventing from overturning backward according to claim 1, it is characterised in that support bar（4）With ground away from
From for 8-12cm.
A kind of 3. chair for preventing from overturning backward according to claim 1, it is characterised in that support bar（4）With ground away from
From for 10cm.
A kind of 4. chair for preventing from overturning backward according to claim 1, it is characterised in that fixed mount（2）For T-shaped knot
Structure, by with backrest（5）The fixed mount connecting rod being fixedly connected（201）And it is vertically set on fixed mount connecting rod（201）Middle part
Support bar connecting rod（202）Form, fixed mount connecting rod（201）Provided with connecting groove（203）, connecting groove（203）With backrest
On brace（501）Matching connection, and fixed by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720047701.XU CN206836659U (en) | 2017-01-16 | 2017-01-16 | A kind of chair for preventing from overturning backward |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720047701.XU CN206836659U (en) | 2017-01-16 | 2017-01-16 | A kind of chair for preventing from overturning backward |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206836659U true CN206836659U (en) | 2018-01-05 |
Family
ID=60790036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720047701.XU Expired - Fee Related CN206836659U (en) | 2017-01-16 | 2017-01-16 | A kind of chair for preventing from overturning backward |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206836659U (en) |
-
2017
- 2017-01-16 CN CN201720047701.XU patent/CN206836659U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20210116 |