CN210870573U - Automatic back rest chair of adjusting - Google Patents
Automatic back rest chair of adjusting Download PDFInfo
- Publication number
- CN210870573U CN210870573U CN201921646152.3U CN201921646152U CN210870573U CN 210870573 U CN210870573 U CN 210870573U CN 201921646152 U CN201921646152 U CN 201921646152U CN 210870573 U CN210870573 U CN 210870573U
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- CN
- China
- Prior art keywords
- chair
- installation pipe
- seat
- back rest
- venturi tube
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- 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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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model discloses an automatic back chair of adjusting, include: the chair comprises a base, chair armrests, a chair back, a chair seat and a rebound assembly, wherein the chair back, the chair seat and leg foot frames are in a linkage connection structure. The utility model has the advantages that: through the connection structure of chair handrail, the back of the chair, seat support and resilience subassembly, adopt automatically regulated's pure physical structure design theory, after the human body of different shapes was sat down, the back of the chair can expand with the seat support automatically, reaches the best comfort level of this shape through resilience subassembly automatically regulated, need not electronic or manual regulation, and power can also lie flat automatically a little, and the angle of lying can stop wantonly, can regard as leisure chaise longue, hairdressing chair, the multi-functional use of chair of washing hair.
Description
Technical Field
The utility model relates to the technical field of furniture, in particular to an automatic adjusting backrest chair.
Background
The existing leisure chair, hairdressing chair and hair washing chair, which want to adjust the lying degree and comfort level, have the structure of pure electric, high cost, easy electronic failure and difficult maintenance. Or manually. All are that the people feel after sitting down and go to initiatively adjust its comfort level again after uncomfortable, have only single back to adjust moreover, have the comfort level low, experience and feel poor, the structure is complicated, function singleness scheduling problem.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a backrest chair with a reasonable design, a purely mechanical physical structure, and an automatic adjustment function according to the body shape of the human body.
In order to achieve the above purpose, the technical scheme of the utility model is that:
an automatically adjusting back rest chair comprising: the lifting support rod is arranged on the base, and a support plate is vertically arranged at the top end of the lifting support rod; the chair armrest is arranged on the supporting plate through connecting cross rods arranged at the lower end of the chair armrest at intervals, a first connecting circular tube is arranged between the chair armrests and close to the middle point of the lower end of the chair armrest, a second connecting circular tube is arranged above the first connecting circular tube in an inclined mode and close to the front end of the chair armrest, a leg and foot rest is movably connected below the second connecting circular tube and positioned at the front end of the chair armrest, and a first connecting rod is vertically arranged on the rear side of the leg and foot rest; the two sides of the middle part of the chair back are movably arranged between the chair armrests through a rotating shaft, the two sides of the lower end of the chair back are provided with connecting sleeves, the lower end of the chair back, which is positioned between the connecting sleeves, is vertically and obliquely provided with a second connecting rod, and the lower end of the second connecting rod is movably connected with the rear end of the second connecting rod; the chair seat is obliquely erected on the first connecting circular tube and the second connecting circular tube, and the rear end of the chair seat is movably connected with the connecting sleeve through a rolling shaft; the subassembly of kick-backing is connected the seat support with between the chair handrail, the subassembly of kick-backing includes first installation pipe, second installation pipe and extension spring, first installation pipe transverse connection be in on the seat support and be close to the seat support front end, spacer sleeve is equipped with the end downward sloping and orientation on the first installation pipe the first T venturi tube of seat support rear end, second installation pipe transverse connection be in between the chair handrail and be located the rear below of first installation pipe, correspond on the second installation pipe first T venturi tube spacer sleeve is equipped with the second T venturi tube, second T venturi tube pot head is equipped with the movable sleeve, the movable sleeve with first T venturi tube upper end welding links to each other, the extension spring both ends respectively with first installation pipe and second installation pipe link to each other, and are located between first T venturi tube and the second T venturi tube.
Furthermore, a movable pedal is arranged on the base and positioned in front of the leg and foot rest.
Furthermore, a backrest extension rod is arranged on the chair back.
Furthermore, the lifting support rod is lifted by the air cylinder, and a lifting adjusting rod is arranged on the lifting support rod.
Furthermore, the chair back, the chair seat and the leg foot rest are in a linkage connection structure.
The utility model has the advantages that: through the connection structure of chair handrail, the back of the chair, seat support and resilience subassembly, adopt automatically regulated's pure physical structure design theory, after the human body of different shapes was sat down, the back of the chair can expand with the seat support automatically, reaches the best comfort level of this shape through resilience subassembly automatically regulated, need not electronic or manual regulation, and power can also lie flat automatically a little, and the angle of lying can stop wantonly, can regard as leisure chaise longue, hairdressing chair, the multi-functional use of chair of washing hair.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the explosion structure of the present invention.
In the figure, 10-base; 11-lifting support rods; 111-lifting adjusting rod; 12-a support plate; 13-a movable foot pedal; 20-chair armrests; 21-connecting the cross bar; 22-a first connecting circular tube; 23-a second connecting circular tube; 24-a leg rest; 25-a first link; 30-chair back; 31-a rotating shaft; 32-a connecting sleeve; 33-a second link; 34-a back rest extension bar; 40-a seat; 41-a roller; 50-a rebound assembly; 51-a first mounting tube; 511-a first T-shaped tube; 52-a second mounting tube; 521-a second tee; 522-a movable sleeve; 53-tension spring.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 and 2, an automatically adjustable back rest chair includes: the chair comprises a base 10, chair arms 20, a chair back 30, a chair seat 40 and a rebound assembly 50, wherein the base 10, the chair arms 20, the chair back 30, the chair seat 40 and the rebound assembly 50 are made of stainless steel materials or aluminum materials.
A lifting support rod 11 is arranged on the base 10, and a support plate 12 is vertically arranged at the top end of the lifting support rod 11; the chair armrests 20 are arranged on the supporting plate 12 through connecting cross rods 21 arranged at intervals at the lower ends of the chair armrests 20 in the transverse direction, a first connecting circular tube 22 is arranged between the chair armrests 20 and close to the middle point of the lower ends of the chair armrests 20, a second connecting circular tube 23 is arranged above the first connecting circular tube 22 and close to the front ends of the chair armrests 20, a leg and foot rest 24 is movably connected to the lower portion of the second connecting circular tube 23 and located at the front ends of the chair armrests 20, and a first connecting rod 25 is vertically arranged on the rear sides of the;
two sides of the middle part of the chair back 30 are movably arranged between the chair armrests 20 through a rotating shaft 31, two sides of the lower end of the chair back 30 are provided with connecting sleeves 32, a second connecting rod 33 is vertically and obliquely arranged between the connecting sleeves 32 at the lower end of the chair back 30, and the lower end of the second connecting rod 33 is movably connected with the rear end of the second connecting rod 25;
the chair seat 40 is obliquely erected on the first connecting circular tube 22 and the second connecting circular tube 23, and the rear end of the chair seat 40 is movably connected with the connecting sleeve 32 through a rolling shaft 41;
Furthermore, a movable pedal 13 is arranged on the front side of the leg support 24 on the base 10.
Further, a back extension bar 34 is provided on the back 30.
Furthermore, the lifting support rod 11 is a cylinder, and the lifting support rod 11 is provided with a lifting adjusting rod 111.
Further, the backrest 30, the seat 40 and the leg frames 24 are linked, so that the backrest 30 and the seat 40 can be automatically expanded and automatically adjusted to the comfort level with the best body shape through the rebound assembly 50.
The utility model has the advantages that: through the connection structure of chair handrail, back of the chair, seat support and resilience subassembly, adopt automatically regulated's pure physical structure design theory, after the human body of different shapes was sat down, back of the chair can expand with the seat support automatically, reaches the best comfort level of this shape through resilience subassembly automatically regulated, need not electronic or manual regulation, and power can also lie flat automatically a little, and the angle of lying can stop wantonly, can regard as leisure chaise longue, hairdressing chair, the multi-functional use of chair of washing hair
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (5)
1. An automatically adjustable back rest chair, comprising:
the lifting support rod is arranged on the base, and a support plate is vertically arranged at the top end of the lifting support rod;
the chair armrest is arranged on the supporting plate through connecting cross rods arranged at the lower end of the chair armrest at intervals, a first connecting circular tube is arranged between the chair armrests and close to the middle point of the lower end of the chair armrest, a second connecting circular tube is arranged above the first connecting circular tube in an inclined mode and close to the front end of the chair armrest, a leg and foot rest is movably connected below the second connecting circular tube and positioned at the front end of the chair armrest, and a first connecting rod is vertically arranged on the rear side of the leg and foot rest;
the two sides of the middle part of the chair back are movably arranged between the chair armrests through a rotating shaft, the two sides of the lower end of the chair back are provided with connecting sleeves, the lower end of the chair back, which is positioned between the connecting sleeves, is vertically and obliquely provided with a second connecting rod, and the lower end of the second connecting rod is movably connected with the rear end of the second connecting rod;
the chair seat is obliquely erected on the first connecting circular tube and the second connecting circular tube, and the rear end of the chair seat is movably connected with the connecting sleeve through a rolling shaft;
the subassembly of kick-backing is connected the seat support with between the chair handrail, the subassembly of kick-backing includes first installation pipe, second installation pipe and extension spring, first installation pipe transverse connection be in on the seat support and be close to the seat support front end, spacer sleeve is equipped with the end downward sloping and orientation on the first installation pipe the first T venturi tube of seat support rear end, second installation pipe transverse connection be in between the chair handrail and be located the rear below of first installation pipe, correspond on the second installation pipe first T venturi tube spacer sleeve is equipped with the second T venturi tube, second T venturi tube pot head is equipped with the movable sleeve, the movable sleeve with first T venturi tube upper end welding links to each other, the extension spring both ends respectively with first installation pipe and second installation pipe link to each other, and are located between first T venturi tube and the second T venturi tube.
2. The automatically adjustable back rest chair according to claim 1, wherein a movable foot pedal is provided on the base at the front side of the leg rest.
3. The automatically adjustable back rest chair of claim 1, wherein a back rest extension bar is provided on the back rest.
4. The automatically adjustable back rest chair according to claim 1, wherein the lifting support rod is a cylinder, and a lifting rod is provided on the lifting support rod.
5. The automatically adjustable back rest chair according to claim 1, wherein the back rest, the seat and the leg rest are of a linkage connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921646152.3U CN210870573U (en) | 2019-09-29 | 2019-09-29 | Automatic back rest chair of adjusting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921646152.3U CN210870573U (en) | 2019-09-29 | 2019-09-29 | Automatic back rest chair of adjusting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210870573U true CN210870573U (en) | 2020-06-30 |
Family
ID=71328446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921646152.3U Expired - Fee Related CN210870573U (en) | 2019-09-29 | 2019-09-29 | Automatic back rest chair of adjusting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210870573U (en) |
-
2019
- 2019-09-29 CN CN201921646152.3U patent/CN210870573U/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: 20200630 Termination date: 20210929 |