CN109770604A - A kind of detachable seat backrest - Google Patents
A kind of detachable seat backrest Download PDFInfo
- Publication number
- CN109770604A CN109770604A CN201910173034.3A CN201910173034A CN109770604A CN 109770604 A CN109770604 A CN 109770604A CN 201910173034 A CN201910173034 A CN 201910173034A CN 109770604 A CN109770604 A CN 109770604A
- Authority
- CN
- China
- Prior art keywords
- backrest
- leg
- support bar
- back support
- connector
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims description 7
- 210000003462 vein Anatomy 0.000 claims description 6
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 206010016256 fatigue Diseases 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Abstract
This patent is related to field of furniture, provides a kind of detachable seat backrest, is a kind of building blocks of function for being additional on stool class thing to sit on, being easily installed and dismantling, and elasticity, height and the width of backrest can be adjusted moderately as needed;A kind of detachable seat backrest, including at least a pair of connector being detachably arranged on stool leg, a pair is detachably arranged on connector, vertical backrest leg, it is mobile be arranged on backrest leg, vertical back support bar, the backrest backboard between back support bar is set;Backrest backboard includes backrest veneer and elastic drag rope, and through hole is opened up on the upper end of back support bar and several backrest veneers, elastic drag rope is arranged in through hole, elastic drag rope is fixed in back support bar in a manner of knot.
Description
Technical field
This patent is related to field of furniture, provides a kind of detachable seat backrest, is that one kind is additional on stool class thing to sit on, is convenient for
The building blocks of function of installation and removal, elasticity, height and the width of backrest can be adjusted moderately as needed.
Background technique
Under the general orientation of the tired project of research office, stool class thing to sit on, use is relatively broad, because of no backrest, makes daily
The problems such as there are sitting fatiguabilities in.
For there is backrest thing to sit on, such as most chair, because the height, gradient and curvature of backrest are fixed, using leaning on
The person of back thing to sit on is high, just do habit and back curve varies with each individual, therefore one is poor suitability of the chair for people.Also, making
During the people's sitting for having backrest thing to sit on, it is also desirable to which sitting posture has fine tuning.
Stool class thing to sit on includes at least three vertically arranged stool legs and connects firmly the stool surface on stool leg top.In practical application,
Stool leg takes three and four more.
Summary of the invention
The purpose of this patent is to provide a kind of detachable seat backrest, is that one kind is additional on stool class thing to sit on, is easily installed
With the building blocks of function of disassembly, elasticity, height and the width of backrest can be adjusted moderately as needed.
The purpose of this patent is achieved through the following technical solutions:
A kind of detachable seat backrest, including at least a pair of connector being detachably arranged on stool leg, a pair of detachable setting
Backrest leg on connector, vertical, it is mobile be arranged on backrest leg, vertical back support bar, leaning between back support bar is set
Carry on the back backboard;Backrest backboard includes backrest veneer and elastic drag rope, opens up through hole on the upper end of back support bar and each backrest veneer,
Elastic drag rope is set in through hole, and elastic drag rope is fixed in back support bar in a manner of knot.
The beneficial effect of this technology is:
When use:
Installation: connector is arranged on stool leg, and backrest leg is arranged on connector, makes backrest leg can be recumbently (with stool leg
Bottom is flat), the angle that can be adjusted between a pair of of connector according to the width requirement of detachable seat backrest is achieved;By back support bar with
The connection of backrest leg can adjust back support bar according to the requirement for height of detachable seat backrest and give reality in the position of backrest leg axial direction
It is existing;Effective length of the elastic drag rope between back support bar can be adjusted according to the aeroelastic requirements of detachable seat backrest to be achieved.
Disassembly: back support bar and backrest leg are separated;Backrest leg is removed from connector;Connector is removed from stool leg.
Above-mentioned detachable seat backrest, as a kind of building blocks of function for being additional on stool class thing to sit on, being easily installed and dismantling,
Backrest height and width can be adjusted moderately as needed.
As the improvement to this technology, the material that backrest leg and back support bar is made is metal pipe material;In backrest leg, back support bar
Upper and lower port and the junction of backrest leg, back support bar be all provided with protection adhesive tape.
Above-mentioned improvement fully takes into account the functionality and aesthetics of detachable seat backrest, plays a protective role, and prevents from drawing
Hurt hand, increases bottom and ground friction.
As the improvement to this technology, the lower end edge circular arc of backrest leg bends backwards to form stable support.
Above-mentioned improvement, can be played with angled backrest leg prevent using when tilt backwards the function of overturning, have arc
Degree makes the moulding of detachable seat backrest be imbued with smoothness, overcomes to the substantially vertical impression of people, functionally and psychologically brings
The sense of security.
As the further improvement to this technology, the one-to-one several springs in left and right are opened up in the upper end of a pair of of backrest leg
Button hole connects firmly snak link in the lower end of back support bar, and the spring column of snak link is mobile to be arranged in spring button hole.
Above-mentioned improvement is convenient to be assembled and disassembled and adjusted the height of detachable seat backrest using snak link.
As the further improvement to this technology, connector includes determining part and movement the moving part determined on part is arranged in, fixed
One end of part and moving part opens up the stool leg holes for clamping stool leg, opens up in the other end for determining part and moving part for clamping backrest leg
Back leg holes.
Above-mentioned improvement, it is convenient to connect detachable seat backrest with stool leg, connector can be connected to by when use
Connector can also be connected to the two sides of stool class thing to sit on by the rear of stool class thing to sit on, according to stool class thing to sit on use when direction and
Depending on width needed for backrest.
As the further improvement to this technology, the unthreaded hole that part and moving part are determined in perforation is opened up on determining part and moving part, in light
Bolt and nut pair is set in hole.
Above-mentioned improvement connects the tightness with adjusting connector when clamping stool leg and backrest leg by bolt and nut,
It is also convenient for assembling and disassembling.
As the further improvement to this technology, it is provided in stool leg holes for increasing when connector is connect with stool leg
The connector inner vein of frictional force and stability is provided in back leg holes for increasing when connector is connect with backrest leg
The connector inner vein of frictional force and stability.
Above-mentioned improvement, it is possible to increase frictional force when connector is connect with stool leg and backrest leg improves the reliability of connection.
Detailed description of the invention
Fig. 1 is a kind of structural representation angle of field 1 of detachable seat backrest;
Fig. 2 is a kind of structural representation angle of field 2 of detachable seat backrest;
Fig. 3 is a kind of structural representation angle of field 3 of detachable seat backrest;
Fig. 4 is that backrest leg and back support bar split schematic diagram;
Fig. 5 is the structural schematic diagram of connector;
Fig. 6 is the fractionation schematic diagram of connector;
Fig. 7 is a kind of schematic diagram that detachable seat backrest is connect with stool class thing to sit on (square stool).
Specific embodiment
With reference to the accompanying drawing, this technology is described further:
Referring to a kind of Fig. 1-detachable seat backrest shown in fig. 6, including at least a pair of connection being detachably arranged on stool leg
Part 7, a pair is detachably arranged on connector 7, vertical backrest leg 10, it is mobile be arranged on backrest leg 10, vertical backrest
The backrest backboard 3-1 between back support bar 4 is arranged in bar 4;Backrest backboard 3-1 includes backrest veneer 3 and elastic drag rope 2, in backrest
Through hole 11 is opened up on the upper end of bar 4 and several backrest veneers 3,11 setting elastic drag ropes 2 in through hole, elastic drag rope 2 is to restrict
The mode of knot is fixed in back support bar 4.
To guarantee to keep relatively stable spacing between backrest veneer 3, between backrest veneer 3 and back support bar 4, in backrest list
Elastic drag rope 2 between plate 3, between backrest veneer 3 and back support bar 4 can also be practiced in a manner of knot.The side of knot
Formula is the prior art, this is not repeated.
Connector 7, backrest leg 10 and back support bar 4 use in pairs.It is connect to improve detachable seat backrest with stool class thing to sit on
Reliability and stability, connector 7 can also select more than a pair, in diagram, select a pair of of connector 7.
The material that backrest leg 10 and back support bar 4 is made is metal pipe material, and the metal pipe material more often selected has square steel tube and circle
Steel pipe in this case, selects round steel pipe.Back support bar 4 is mobile to be arranged in backrest leg 10.
The lower end edge circular arc of backrest leg 10, which bends backwards to be formed, stablizes support 10-1.
The one-to-one several spring button holes 5 in left and right are opened up in the upper end of a pair of of backrest leg 10, when it is implemented, snak link
Hole 5 is evenly arranged on the upper end of backrest leg 10 along the axial direction of backrest leg 10;Snak link 6, the bullet of snak link are connected firmly in the lower end of back support bar 4
Column is mobile to be arranged in spring button hole 5.Snak link 6 is the prior art, therefore is sketched: snak link 6 includes connecting firmly in back support bar 4
Pedestal (not shown), when mobile along the axial direction of pedestal, move the spring column 6-1 being arranged in pedestal, setting in spring column 6-1 and
Spring (more selection pressure spring) between pedestal.
Protective glue is all provided in the junction of backrest leg 10, the upper and lower port of back support bar 4 and backrest leg 10, back support bar 4
Item 1.Protection adhesive tape is the prior art, and the protection adhesive tape of black is selected in this case, remaining not repeat.
Connector 7 uses split type structure, the moving part 7-2 determined on part 7-1 is arranged in including determining part 7-1 and movement, fixed
One end of part 7-1 and moving part 7-2 open up the stool leg holes 7-4 for clamping stool leg 10, in the other end for determining part 7-1 and moving part 7-2
Open up the back leg holes 7-5 for clamping backrest leg.
Determining can be symmetrical in part 7-1 and moving part 7-2 main body, can also be asymmetric.To improve process industrial art performance, in this case
Selection is determined symmetrical in part 7-1 and moving part 7-2 main body.
The unthreaded hole 7-3 that part 7-1 and moving part 7-2 are determined in perforation is opened up on determining part 7-1 and moving part 7-2, is arranged in unthreaded hole 7-3
Bolt and nut pair 9.To keep appearance more beautiful, the bolt of bolt and nut pair 9 selects hexagon socket head cap screw, in the outer end of unthreaded hole 7-3
Recessed counterbore (not shown), the bolt head and nut of bolt and nut pair 9 are embedded in counterbore.
The connection for increasing frictional force and stability when connector 7 is connect with stool leg is provided in stool leg holes 7-4
Part inner vein 8 is also equipped with for increasing frictional force when connector 7 is connect with backrest leg 10 and surely in back leg holes 7-5
Qualitative connector inner vein 8.
The material selection timber for determining part 7-1 and moving part 7-2 is made.
When use (and shown in Figure 7):
Installation: connector is arranged on stool leg, and backrest leg is arranged on connector, makes backrest leg can be recumbently (with stool leg
Bottom is flat), the angle that can be adjusted between a pair of of connector according to the width requirement of detachable seat backrest is achieved;By back support bar with
The connection of backrest leg can adjust back support bar according to the requirement for height of detachable seat backrest and give reality in the position of backrest leg axial direction
It is existing;Clamping screw pair of nut;It is effective between back support bar elastic drag rope can be adjusted according to the aeroelastic requirements of detachable seat backrest
Length is achieved.
Disassembly: back support bar and backrest leg are separated;Backrest leg is removed from connector;Connector is removed from stool leg.
The beneficial effect of this technology is:
Above-mentioned detachable seat backrest, as a kind of building blocks of function for being additional on stool class thing to sit on, being easily installed and dismantling, backrest
Height and width can be adjusted moderately as needed.
Structure is simple, easy to use.
Claims (7)
1. a kind of detachable seat backrest, characterized in that a pair of including at least a pair of connector being detachably arranged on stool leg
Be detachably arranged on connector, vertical backrest leg, it is mobile be arranged on backrest leg, vertical back support bar, be arranged in backrest
Backrest backboard between bar;Backrest backboard includes backrest veneer and elastic drag rope, on the upper end and each backrest veneer of back support bar
Through hole is opened up, elastic drag rope is set in through hole, elastic drag rope is fixed in back support bar in a manner of knot.
2. detachable seat backrest according to claim 1, characterized in that the material of backrest leg and back support bar is made as gold
Belong to tubing;Protection adhesive tape is all provided in the junction of backrest leg, the upper and lower port of back support bar and backrest leg, back support bar.
3. detachable seat backrest according to claim 1 or 2, characterized in that the lower end edge circular arc of backrest leg is folded back upon
Bending is supported at stable.
4. detachable seat backrest according to claim 1, characterized in that open up left and right one in the upper end of a pair of of backrest leg
One corresponding several spring button holes connect firmly snak link in the lower end of back support bar, and the spring column of snak link is mobile to be arranged in spring button hole
It is interior.
5. detachable seat backrest according to claim 1, characterized in that connector includes determining part and mobile setting fixed
Moving part on part opens up the stool leg holes for clamping stool leg in the one end for determining part and moving part, opens in the other end for determining part and moving part
If the back leg holes for clamping backrest leg.
6. detachable seat backrest according to claim 5, characterized in that opened up on determining part and moving part perforation determine part with
Bolt and nut pair is arranged in the unthreaded hole of moving part in unthreaded hole.
7. detachable seat backrest according to claim 5, characterized in that be provided in stool leg holes for increasing connection
The connector inner vein of frictional force and stability when part is connect with stool leg is provided in back leg holes for increasing connector
The connector inner vein of frictional force and stability when being connect with backrest leg.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910173034.3A CN109770604A (en) | 2019-03-07 | 2019-03-07 | A kind of detachable seat backrest |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910173034.3A CN109770604A (en) | 2019-03-07 | 2019-03-07 | A kind of detachable seat backrest |
Publications (1)
Publication Number | Publication Date |
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CN109770604A true CN109770604A (en) | 2019-05-21 |
Family
ID=66486781
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910173034.3A Pending CN109770604A (en) | 2019-03-07 | 2019-03-07 | A kind of detachable seat backrest |
Country Status (1)
Country | Link |
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CN (1) | CN109770604A (en) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0917844A2 (en) * | 1997-11-22 | 1999-05-26 | Karl Heiz Hüttner | Bench |
KR200437788Y1 (en) * | 2007-01-05 | 2008-01-02 | 박주운 | A iron frame chair |
CN201564016U (en) * | 2009-10-22 | 2010-09-01 | 刘忱 | Shatter-resistant chair |
KR20150018050A (en) * | 2013-08-08 | 2015-02-23 | (주) 베른 | Portable seat |
CN104490148A (en) * | 2014-08-14 | 2015-04-08 | 王文庆 | Portable removable camp chair |
CN204659524U (en) * | 2014-01-08 | 2015-09-23 | 郑州翎羽新材料有限公司 | A kind of cushion frame |
CN207477250U (en) * | 2017-06-01 | 2018-06-12 | 南京林业大学 | A kind of backrest and the thing to sit on the backrest |
CN208048436U (en) * | 2018-01-12 | 2018-11-06 | 广州市启盛家居有限公司 | A kind of folding sofa structure |
CN209644415U (en) * | 2019-03-07 | 2019-11-19 | 南京林业大学 | A kind of detachable seat backrest |
-
2019
- 2019-03-07 CN CN201910173034.3A patent/CN109770604A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0917844A2 (en) * | 1997-11-22 | 1999-05-26 | Karl Heiz Hüttner | Bench |
KR200437788Y1 (en) * | 2007-01-05 | 2008-01-02 | 박주운 | A iron frame chair |
CN201564016U (en) * | 2009-10-22 | 2010-09-01 | 刘忱 | Shatter-resistant chair |
KR20150018050A (en) * | 2013-08-08 | 2015-02-23 | (주) 베른 | Portable seat |
CN204659524U (en) * | 2014-01-08 | 2015-09-23 | 郑州翎羽新材料有限公司 | A kind of cushion frame |
CN104490148A (en) * | 2014-08-14 | 2015-04-08 | 王文庆 | Portable removable camp chair |
CN207477250U (en) * | 2017-06-01 | 2018-06-12 | 南京林业大学 | A kind of backrest and the thing to sit on the backrest |
CN208048436U (en) * | 2018-01-12 | 2018-11-06 | 广州市启盛家居有限公司 | A kind of folding sofa structure |
CN209644415U (en) * | 2019-03-07 | 2019-11-19 | 南京林业大学 | A kind of detachable seat backrest |
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