CN205306463U - Backrest spring wrench movement device - Google Patents
Backrest spring wrench movement device Download PDFInfo
- Publication number
- CN205306463U CN205306463U CN201521014689.XU CN201521014689U CN205306463U CN 205306463 U CN205306463 U CN 205306463U CN 201521014689 U CN201521014689 U CN 201521014689U CN 205306463 U CN205306463 U CN 205306463U
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- China
- Prior art keywords
- backrest
- bending
- handrail
- spring board
- post
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Abstract
The utility model discloses a backrest spring wrench movement device, including the back, the back is located between the handrail of both sides, is equipped with the digging arm between handrail and back, installs the spring board in the bottom of back through the bolt, and the pressure spring board is installed to the bottom of spring board, and the fixed plate on the digging arm is installed in the inside of pressure spring board, and the draw -in groove card is passed through on the fixed column of handrail in the upper end of digging arm, the inboard of digging arm still is equipped with the control post, bends through the bolt fastening on the back, the overhead circular shape notch that is equipped with of buckling of bending, and the inside of notch is equipped with glues the bowl, and the inside of gluing the bowl is located to the control post. Through the spring board, bend and control the cooperation of post, can realize that the back removes along with bending of spring board, the distance of removal can inside glue the size of bowl and the thickness of control post is confirmed through the circular shape notch on bending, the laminating of health and back when realization people that can be fine sit down, hommization very, people sit down also more comfortablely.
Description
Technical field
This utility model relates to public chair technical field, specifically a kind of backrest spring wrench device.
Background technology
Seat is a kind of also armed thing to sit on having backrest, having. Along with competition and the social development in market, industry is also when development, and seat has evolved to the boundary of art, and the seat of all kinds of art moneys produces, such as the seat of egg type, the seat of red lip type, all kinds of massage seats etc.
Public chair is often used in our actual life, existing public chair is often fixed placement, its each position is all relatively-stationary, thus cause sitting regardless of the people of sample, the relative position of public chair is all without changing, the scope of application of public chair has also just had significant limitation thus, it is impossible to enough demands according to people provide the sitting posture of the most comfortable.
Utility model content
The purpose of this utility model is in that to provide a kind of backrest spring wrench device, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme:
A kind of backrest spring wrench device, including backrest, backrest is located between the handrail of both sides, lever arm it is provided with between handrail and backrest, by bolt, latch plate is installed in the bottom of backrest, the bottom of latch plate is provided with pressure spring plate, fixing plate on lever arm is arranged on the inside of pressure spring plate, the upper end of lever arm is stuck on the fixing post of handrail by draw-in groove, the inner side of described lever arm is additionally provided with control post, backrest has been bolted bending, the bending head of bending is provided with the notch of circle, the inside of notch is provided with glue bowl, control post and be located at the inside of glue bowl.
As further program of the utility model: described bending is by being bolted on backrest no less than two.
As further program of the utility model: the bottom of described lever arm is additionally provided with fixing hole, inside the handrail of fixing hole correspondence position, it also is provided with the fixing post suitable with fixing hole.
Compared with prior art, this utility model is by latch plate, bending and the cooperation controlling post, it is capable of backrest to move along with the bending of latch plate, the distance of movement can be determined by the thickness of the size of the glue bowl within the circular notch in bending and control post, can be good at realizing the laminating of health and backrest when people sit down, hommization very, people sit down also more comfortable.
Accompanying drawing explanation
Fig. 1 is the structural representation of backrest spring wrench device.
Fig. 2 is the structural representation of lever arm in backrest spring wrench device.
Fig. 3 is the structural representation of latch plate in backrest spring wrench device.
Fig. 4 is the structural representation of bending in backrest spring wrench device.
Fig. 5 is the structural representation of pressure spring plate in backrest spring wrench device.
In figure: 1-lever arm, 2-latch plate, 3-bending, 4-glue bowl, 5-pressure spring plate.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Refer to Fig. 1～5, in this utility model embodiment, a kind of backrest spring wrench device, including backrest, backrest is located between the handrail of both sides, lever arm 1 it is provided with between handrail and backrest, by bolt, latch plate 2 is installed in the bottom of backrest, the bottom of latch plate 2 is provided with pressure spring plate 5, fixing plate on lever arm 1 is arranged on the inside of pressure spring plate 5, the upper end of lever arm 1 is stuck on the fixing post of handrail by draw-in groove, the inner side of described lever arm 1 is additionally provided with control post, backrest has been bolted bending 3, the bending head of bending 3 is provided with the notch of circle, the inside of notch is provided with glue bowl 4, glue bowl 4 can reduce the noise that backrest produces in moving process, control post and be located at the inside of glue bowl 4. described bending 3 is by being bolted on backrest no less than two. the bottom of described lever arm 1 is additionally provided with fixing hole, also is provided with the fixing post suitable with fixing hole inside the handrail of fixing hole correspondence position, for lever arm 1 is fixed.
This utility model is by latch plate, bending and the cooperation controlling post, it is capable of backrest to move along with the bending of latch plate, the distance of movement can be determined by the thickness of the size of the glue bowl within the circular notch in bending and control post, can be good at realizing the laminating of health and backrest when people sit down, hommization very, people sit down also more comfortable.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and when without departing substantially from spirit of the present utility model or basic feature, it is possible to realize this utility model in other specific forms. Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in this utility model. Any accompanying drawing labelling in claim should be considered as the claim that restriction is involved.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should be made as a whole by those skilled in the art, and the technical scheme in each embodiment through appropriately combined, can also form other embodiments that it will be appreciated by those skilled in the art that.
Claims (3)
1. a backrest spring wrench device, including backrest, backrest is located between the handrail of both sides, it is characterized in that, lever arm it is provided with between handrail and backrest, by bolt, latch plate is installed in the bottom of backrest, the bottom of latch plate is provided with pressure spring plate, fixing plate on lever arm is arranged on the inside of pressure spring plate, the upper end of lever arm is stuck on the fixing post of handrail by draw-in groove, the inner side of described lever arm is additionally provided with control post, backrest has been bolted bending, the bending head of bending is provided with the notch of circle, the inside of notch is provided with glue bowl, control post and be located at the inside of glue bowl.
2. a kind of backrest spring wrench device according to claim 1, it is characterised in that described bending is by being bolted on backrest no less than two.
3. a kind of backrest spring wrench device according to claim 1, it is characterised in that the bottom of described lever arm is additionally provided with fixing hole, also is provided with the fixing post suitable with fixing hole inside the handrail of fixing hole correspondence position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521014689.XU CN205306463U (en) | 2015-12-10 | 2015-12-10 | Backrest spring wrench movement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521014689.XU CN205306463U (en) | 2015-12-10 | 2015-12-10 | Backrest spring wrench movement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205306463U true CN205306463U (en) | 2016-06-15 |
Family
ID=56315996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521014689.XU Active CN205306463U (en) | 2015-12-10 | 2015-12-10 | Backrest spring wrench movement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205306463U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431143A (en) * | 2018-12-11 | 2019-03-08 | 沈嫣 | Quick-installed fixed back seat public chair |
-
2015
- 2015-12-10 CN CN201521014689.XU patent/CN205306463U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431143A (en) * | 2018-12-11 | 2019-03-08 | 沈嫣 | Quick-installed fixed back seat public chair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |