CN104188407A - Folding chair rack - Google Patents
Folding chair rack Download PDFInfo
- Publication number
- CN104188407A CN104188407A CN201410442626.8A CN201410442626A CN104188407A CN 104188407 A CN104188407 A CN 104188407A CN 201410442626 A CN201410442626 A CN 201410442626A CN 104188407 A CN104188407 A CN 104188407A
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- seat
- hinged
- support
- bar
- support bar
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Abstract
The invention discloses a folding chair rack which is characterized by comprising a base, a first supporting rod, a second supporting rod, an electric push rod, a seat and a backrest rack, wherein the backrest rack is hinged to the seat; a machine base and a telescopic rod of the electric push rod are respectively hinged to the backrest rack and the seat so as to control rotation of the backrest rack relative to the seat; the first supporting rod or the second supporting rod comprises a spring and two connecting rods which mutually form a sliding pair; two ends of the spring are respectively connected with the two connecting rods, so that elastic force which prevents the two connecting rods from linearly moving is generated. According to the invention, the transport volume of the product is greatly reduced, so that the package can be minimized, the loading quantity is increased, and the transport cost is reduced. Moreover, during customer use, any screw is not needed to be mounted, the folding chair rack can be used by directly pulling up the seat, the mounting steps of customers are greatly simplified, and the customer experience is improved.
Description
Technical field
The present invention relates to a kind of Chair frame, particularly a kind of collapsible chair frame.
Background technology
The kind of existing chair is a lot, comprise armchair, massage armchair, swivel chair, rocking chair, chaise longue and advanced multifunctional chair, wherein, massage armchair, rocking chair, chaise longue, multifunctional chairs etc. are because volume ratio is larger, so at production and selling, in use procedure, all there is certain inconvenience, for example, because the volume ratio of chair is larger, cause the boxing efficiency of chair low, factory is in the time of actual shipment, need the handrail of chair more, the chair back etc. disassemble cases, thereby raising boxing efficiency, reduce cost of transportation, the problem existing like this, to need dismounting, also to reinstall demolition part, lavish labor on.In sales process, because chair volume is large, the private car of ordinary consumer cannot load, therefore need to spend extra freight, and in actual use, large owing to taking up space, in the process not using, particularly, for the people who lives in apartment, cause space waste larger.For these problems, people have designed a lot of foldable chair structures.Existing folding seat, folding efficiency is low, complicated operation,
Summary of the invention
The object of the invention is to overcome above shortcomings in prior art, and a kind of reasonable in design is provided, folding efficiency is high, easy to operate collapsible chair frame.
The present invention addresses the above problem adopted technical scheme:
A kind of collapsible chair frame comprises base, the first support bar, the second support bar, electric pushrod, seat support and back rest, back rest is hinged on seat support, the support of electric pushrod and expansion link are hinged on respectively back rest, on seat support, thereby control back rest rotating relative to seat support, the first support bar or the second support bar comprise spring and mutually form two connecting rods of moving sets, the two ends of spring connect respectively two connecting rods, thereby produce the elastic force for stoping two connecting rods mutually to move linearly, the upper end of the first support bar is hinged in the forward part of seat support, the lower end of the first support bar is hinged in the forward part on base, the upper end of the second support bar is hinged on leaning on rear section of seat support, the lower end of the second support bar is hinged on leaning on rear section on base, on seat support, be provided with for stoping the folding locking mechanism of collapsible chair frame.
Consider, under chair deployed condition, two connecting rods can not produce relative movement, the first support bar, the second support bar, seat support, base forms similar four-bar mechanism, fixing wherein any two bars that are hinged, can realize the fixing of whole four-bar mechanism, thereby the stationary state can realize the expansion of whole chair time, therefore locking mechanism can pass through any one in fixing following combination: the first support bar and seat support, the second support bar and seat support, the first support bar and base or the second support bar and base, realize fixing under this chair deployed condition.In the time of needs joint-stool, remove this locking mechanism, from the kinetic characteristic of four-bar mechanism, pull seat support, the first support bar, the relative base rotating in same direction of the second support bar, and seat support also can correspondingly reduce, thereby constantly near base, the first support bar and base be corresponding rod member length sum on described four-bar mechanism, corresponding rod member length sum on described screw body is not etc. with the second support bar and seat support, the first support bar that correspondence setting can be stretched or the second support bar, after two connecting rods relatively move, make up difference, thereby seat support can be reduced to minimum, backrest can be reduced to backward with base and adapt by electric pushrod, thereby realize collapsible chair frame foldable integral to minimum.Consider stability, base is preferably designed to structure that can not be folding, if therefore consider this point, after folding, seat support and back rest all almost will lean against on base, thickness reduction on the above-below direction of this rocking chair has arrived minimum, and it is approximate to control seat support and the left and right length sum of back rest and the left and right length of base, thereby can be by after folding, length on the left and right directions of this rocking chair has been reduced to minimum, thereby realize the rocking chair raising greatly of folding efficiency on the whole, thereby it is low to have solved existing chair per cent pack, the problem such as take up space large, and simple to operate, mechanism only need to unlock, back rest fell, and pull seat support can realize the folding of rocking chair, and the setting of spring, prevent that seat support from weighing hand downwards wounded while toppling over suddenly, and in the process of expansion chair, can play the function of auxiliary pull-up seat support, thereby improve use fluency and the convenience of chair.
As preferably, the outer bars of support that two connecting rods are respectively mutual socket and support in bars, supports in outer bar and arranges and connect the spring that supports outer bar and the interior bar of support.
As preferably, the bottom surface of base is arc contact surface, thereby realizes the function of rocking chair.
As preferably, in the forward part of seat support, be fixed wtih the first hinged seat that is provided with U-shaped hinged groove, the U-shaped hinged groove of the first hinged seat is inserted in the upper end of the first support bar, and be hinged on the first hinged seat by bearing pin, in forward part on base, set is provided with the second hinged seat of U-shaped hinged groove, the U-shaped hinged groove of the second hinged seat is inserted in the lower end of the first support bar, and be hinged on the second hinged seat by bearing pin, seat support be provided with the 3rd hinged seat of U-shaped hinged groove by set on rear section, the U-shaped hinged groove of the 3rd hinged seat is inserted in the upper end of supporting outer bar, and be hinged on the 3rd hinged seat by bearing pin, in supporting, on the lower end of bar, be fixed wtih the 4th hinged seat that is provided with U-shaped hinged groove, leaning on rear section on base is fixed with connector, connector inserts the U-shaped hinged groove of the 4th hinged seat, and be hinged on the 4th hinged seat by bearing pin.
By the design of U-shaped hinged groove, the two ends of bearing pin can obtain respectively the support of U-shaped hinged groove two side, in the first support bar, the outer bar of support, support, bar not only can be realized comparatively firmly articulated structure, and by controlling the position of bearing pin in U-shaped hinged groove, can avoid the first support bar, support outer bar, support interior bar rotation process and corresponding U-shaped hinged groove generation interference, produce maximum folding effect.The lower end of bar in the 4th hinged seat is fixed on and supports, can effectively support and be socketed in the outer bar of the support of supporting on interior bar, thereby avoids supporting the lower end in contact base of outer bar, keeps away to support in outer bar rotation process to produce and interfere with base.
As preferably, the distance between the upper end of the first support bar and the upper end of the second support bar is less than the distance between the lower end of the first support bar and the lower end of the second support bar.By this supporting construction, because rocking chair is for rocking back and forth, the first support bar, the second support bar being therefore obliquely installed can bear well forward and to swing and chair is received in swing process backward power.
As preferably, locking mechanism comprises installation seat plate, snap fit, installation seat plate is fixed on seat support, snap fit is rotatably installed on installation seat plate, and the upper end of the first support bar is fixed with the joint pin for connecting buckle, is connected with for stoping buckle towards the torsion spring rotating away from joint pin direction on buckle, torsion spring set is connected on pin, one end of torsion spring is plugged on installation seat plate, and the other end of torsion spring is plugged on buckle, is fixed with the turning handle for rotating buckle on buckle.In rocking chair use procedure, consider that on seat support, installing space is large, more convenient installation locking mechanism, and the relative rear position of the anterior position that is arranged on chair, in folding process, convenient touching, is therefore arranged on locking mechanism on seat support, and this locking mechanism also can be set on base, the first support bar, the second support bar, seat support.
As preferably, seat support, back rest be curved structure all.
As preferably, the front end of base is slidably fitted with pedal.
The present invention compared with prior art, has the following advantages and effect:
1) can dwindle greatly the transportation volume of product, can make packaging minimize, increase dress cabinet amount, reduce cost of transportation;
2) when client uses, do not need to install any screw, directly pull-up seat support just can use, and has greatly simplified the step that client installs, and increases customer experience degree;
3) design of arc rocking chair can realize by electric pushrod the assist function of automatically standing up, and regulates the angle of seat support and back rest, can regulate gravity center of human body to move forward, thereby realize the effect that power-assisted is stood up;
4) the elderly is sat stand up long afterwards convenient;
5) pedal uses pull-out mechanism, can realize optimal posture seating angle according to the crowd of different heights;
6) arc rocking chair design, the angle minimum of backrest and seat, then the feature that can move forward according to rocking chair base center of gravity, can realize the effect that power-assisted is stood up.
Brief description of the drawings
Fig. 1 is the structural representation of the back rest of the collapsible chair frame of the embodiment of the present invention while being put into.
Fig. 2 be the collapsible chair frame of the embodiment of the present invention back rest regain time structural representation.
Fig. 3 is the folded state structural representation of the collapsible chair frame of the embodiment of the present invention.
Fig. 4 is the mounting structure schematic diagram of embodiment of the present invention locking mechanism.
Detailed description of the invention
Below in conjunction with accompanying drawing and by embodiment, the present invention is described in further detail, and following examples are explanation of the invention and the present invention is not limited to following examples.
Referring to Fig. 1-Fig. 4, the collapsible chair frame of the present embodiment comprises base 1, the first support bar 2, the second support bar 3, electric pushrod 4, seat support 5 and back rest 6, and wherein the bottom surface of base 1 is arc contact surface, all curved structures of seat support 5, back rest 6.Back rest 6 is hinged on seat support 5 by bearing pin, the support of electric pushrod 4 and expansion link are hinged on respectively on back rest 6, seat support 5, thereby control back rest 6 rotating relative to seat support 5, the second support bar 3 comprises the outer bar 31 of the support of mutual socket and supports interior bar 32, supports in outer bar 31 and is provided with and connects the spring 33 that supports outer bar 31 and support interior bar 32.Spring 33 can be in the time supporting in outer bar 31 and support that the mutual linear slide of bar 32 is separated, provide and allow the pulling force of gathering each other, the socket join structure that supports outer bar 31 and support between interior bar 32 is in order to realize linear slide each other, and the second support bar 3 can adopt two connecting rods that adopt each other chute, slide block to connect to replace.In the forward part of seat support 5, be fixed wtih the first hinged seat 71 that is provided with U-shaped hinged groove, the U-shaped hinged groove of the first hinged seat 71 is inserted in the upper end of the first support bar 2, and be hinged on the first hinged seat 71 by bearing pin, in forward part on base 1, set is provided with the second hinged seat 72 of U-shaped hinged groove, the U-shaped hinged groove of the second hinged seat 72 is inserted in the lower end of the first support bar 2, and be hinged on the second hinged seat 72 by bearing pin, seat support 5 be provided with the 3rd hinged seat 73 of U-shaped hinged groove by set on rear section, the U-shaped hinged groove of the 3rd hinged seat 73 is inserted in the upper end of supporting outer bar 31, and be hinged on the 3rd hinged seat 73 by bearing pin, in supporting, on the lower end of bar 32, be fixed wtih the 4th hinged seat 74 that is provided with U-shaped hinged groove, leaning on rear section on base 1 is fixed with connector 75, connector 75 inserts the U-shaped hinged groove of the 4th hinged seat 74, and be hinged on the 4th hinged seat 74 by bearing pin.By the design of U-shaped hinged groove, the two ends of bearing pin can obtain respectively the support of U-shaped hinged groove two side, in the first support bar 2, the outer bar 31 of support, support, bar 32 not only can be realized comparatively firmly articulated structure, and by controlling the position of bearing pin in U-shaped hinged groove, can avoid the first support bar 2, support outer bar 31, support interior bar 32 rotation processes and corresponding U-shaped hinged groove generation interference, produce maximum folding effect.The lower end of bar 32 in the 4th hinged seat 74 is fixed on and supports, can effectively support and be socketed in the outer bar 31 of the support of supporting on interior bar 32, thereby avoids supporting the lower end in contact base 1 of outer bar 31, keeps away to support in outer bar 31 rotation processes to produce and interfere with base 1.
Distance between the upper end of the upper end of the first support bar 2 and the second support bar 3 is less than the distance between the lower end of the first support bar 2 and the lower end of the second support bar 3.By this supporting construction, because rocking chair is for rocking back and forth, the first support bar 2, the second support bar 3 being therefore obliquely installed can bear well forward and to swing and chair is received in swing process backward gravity.
On seat support 5, be provided with for preventing the folding locking mechanism of collapsible chair frame 8, locking mechanism 8 comprises installation seat plate 81, snap fit 82, installation seat plate 81 is fixed on seat support 5, snap fit 82 is rotatably installed on installation seat plate 81, the upper end of the first support bar 2 is fixed with the joint pin 83 for connecting buckle, on buckle, be connected with for stoping buckle towards the torsion spring 84 rotating away from joint pin 83 directions, torsion spring 84 is socketed on pin, one end of torsion spring 84 is plugged on installation seat plate 81, the other end of torsion spring 84 is plugged on buckle, on buckle, be fixed with the turning handle 85 for rotating buckle.Consider that on seat support 5, installing space is large, more convenient installation locking mechanism 8, and be arranged on the relative rear position of anterior position of chair, in folding process, convenient touching, this locking mechanism 8 also can be set on base 1, the first support bar 2, the second support bar 3, seat support 5.The front end of base 1 is slidably fitted with pedal 9.The collapsible chair frame of the present embodiment can reach folding rear THICKNESS CONTROL in 250mm left and right, and left and right length is controlled at 950mm left and right.
Above content described in this description is only made for the present invention illustrating.Those skilled in the art can make various amendments or supplement or adopt similar mode to substitute described specific embodiment; only otherwise depart from the content of description of the present invention or surmount this scope as defined in the claims, all should belong to protection scope of the present invention.
Claims (8)
1. a collapsible chair frame, it is characterized in that: comprise base, the first support bar, the second support bar, electric pushrod, seat support and back rest, wherein back rest is hinged on seat support, the support of electric pushrod and expansion link are hinged on respectively back rest, on seat support, thereby control back rest rotating relative to seat support, the first support bar or the second support bar comprise spring and mutually form two connecting rods of moving sets, the two ends of spring connect respectively two connecting rods, thereby produce the elastic force for stoping two connecting rods mutually to move linearly, the upper end of the first support bar is hinged in the forward part of seat support, the lower end of the first support bar is hinged in the forward part on base, the upper end of the second support bar is hinged on leaning on rear section of seat support, the lower end of the second support bar is hinged on leaning on rear section on base, on seat support, be provided with for stoping the folding locking mechanism of collapsible chair frame.
2. collapsible chair frame according to claim 1, it is characterized in that: locking mechanism comprises installation seat plate, snap fit, installation seat plate is fixed on seat support, snap fit is rotatably installed on installation seat plate, the upper end of the first support bar is fixed with the joint pin for connecting buckle, on buckle, be connected with for stoping buckle towards the torsion spring rotating away from joint pin direction, torsion spring set is connected on pin, one end of torsion spring is plugged on installation seat plate, the other end of torsion spring is plugged on buckle, is fixed with the turning handle for rotating buckle on buckle.
3. collapsible chair frame according to claim 1, is characterized in that: the two outer bar of support and interior bars of support that connecting rod is respectively mutual socket, support in outer bar and arrange and connect the spring that supports outer bar and the interior bar of support.
4. collapsible chair frame according to claim 1, is characterized in that: the bottom surface of base is arc contact surface.
5. collapsible chair frame according to claim 1, it is characterized in that: in the forward part of seat support, be fixed wtih the first hinged seat that is provided with U-shaped hinged groove, the U-shaped hinged groove of the first hinged seat is inserted in the upper end of the first support bar, and be hinged on the first hinged seat by bearing pin, in forward part on base, set is provided with the second hinged seat of U-shaped hinged groove, the U-shaped hinged groove of the second hinged seat is inserted in the lower end of the first support bar, and be hinged on the second hinged seat by bearing pin, seat support be provided with the 3rd hinged seat of U-shaped hinged groove by set on rear section, the U-shaped hinged groove of the 3rd hinged seat is inserted in the upper end of supporting outer bar, and be hinged on the 3rd hinged seat by bearing pin, in supporting, on the lower end of bar, be fixed wtih the 4th hinged seat that is provided with U-shaped hinged groove, leaning on rear section on base is fixed with connector, connector inserts the U-shaped hinged groove of the 4th hinged seat, and be hinged on the 4th hinged seat by bearing pin.
6. collapsible chair frame according to claim 1, is characterized in that: the distance between the upper end of the first support bar and the upper end of the second support bar is less than the distance between the lower end of the first support bar and the lower end of the second support bar.
7. collapsible chair frame according to claim 1, is characterized in that: seat support, back rest be curved structure all.
8. collapsible chair frame according to claim 1, is characterized in that: the front end of base is slidably fitted with pedal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410442626.8A CN104188407A (en) | 2014-09-02 | 2014-09-02 | Folding chair rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410442626.8A CN104188407A (en) | 2014-09-02 | 2014-09-02 | Folding chair rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104188407A true CN104188407A (en) | 2014-12-10 |
Family
ID=52073922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410442626.8A Pending CN104188407A (en) | 2014-09-02 | 2014-09-02 | Folding chair rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104188407A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106073258A (en) * | 2016-08-15 | 2016-11-09 | 刘胜 | Automatic rocking chair |
| CN114504464A (en) * | 2022-01-25 | 2022-05-17 | 奥佳华智能健康科技集团股份有限公司 | Massage chair |
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| CN2527163Y (en) * | 2002-02-06 | 2002-12-25 | 江勋臣 | Folding rocking chair structure |
| US20030214159A1 (en) * | 2002-05-16 | 2003-11-20 | Brandschain Daniel B. | Rocking, reclining, folding chair |
| CN200938960Y (en) * | 2006-08-16 | 2007-08-29 | 陈志亮 | Multifunction folding chair |
| CN201055135Y (en) * | 2007-04-08 | 2008-05-07 | 邱炳顺 | Multifunctional easy chair |
| CN101283864A (en) * | 2008-04-24 | 2008-10-15 | 陆赛娣 | Foldable rocking-chair |
| CN201210345Y (en) * | 2008-03-21 | 2009-03-18 | 缪登山 | Remote controller having looking up function |
| CN201211013Y (en) * | 2008-04-24 | 2009-03-25 | 陆赛娣 | Full foldable rocking chair |
| CN201457151U (en) * | 2009-04-30 | 2010-05-12 | 佛吉亚全兴(武汉)汽车座椅有限公司 | Seat lock |
| CN201624349U (en) * | 2009-12-19 | 2010-11-10 | 宁波奥森健身器材科技有限公司 | Backwards-tilting sliding mechanism of back of electric chair |
| CN203226487U (en) * | 2013-05-07 | 2013-10-09 | 常州侨裕旅游用品有限公司 | Rocking chair |
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2014
- 2014-09-02 CN CN201410442626.8A patent/CN104188407A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2527163Y (en) * | 2002-02-06 | 2002-12-25 | 江勋臣 | Folding rocking chair structure |
| US20030214159A1 (en) * | 2002-05-16 | 2003-11-20 | Brandschain Daniel B. | Rocking, reclining, folding chair |
| CN200938960Y (en) * | 2006-08-16 | 2007-08-29 | 陈志亮 | Multifunction folding chair |
| CN201055135Y (en) * | 2007-04-08 | 2008-05-07 | 邱炳顺 | Multifunctional easy chair |
| CN201210345Y (en) * | 2008-03-21 | 2009-03-18 | 缪登山 | Remote controller having looking up function |
| CN101283864A (en) * | 2008-04-24 | 2008-10-15 | 陆赛娣 | Foldable rocking-chair |
| CN201211013Y (en) * | 2008-04-24 | 2009-03-25 | 陆赛娣 | Full foldable rocking chair |
| CN201457151U (en) * | 2009-04-30 | 2010-05-12 | 佛吉亚全兴(武汉)汽车座椅有限公司 | Seat lock |
| CN201624349U (en) * | 2009-12-19 | 2010-11-10 | 宁波奥森健身器材科技有限公司 | Backwards-tilting sliding mechanism of back of electric chair |
| CN203226487U (en) * | 2013-05-07 | 2013-10-09 | 常州侨裕旅游用品有限公司 | Rocking chair |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106073258A (en) * | 2016-08-15 | 2016-11-09 | 刘胜 | Automatic rocking chair |
| CN114504464A (en) * | 2022-01-25 | 2022-05-17 | 奥佳华智能健康科技集团股份有限公司 | Massage chair |
| CN114504464B (en) * | 2022-01-25 | 2023-12-26 | 奥佳华智能健康科技集团股份有限公司 | Massage chair |
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| PB01 | Publication | ||
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Application publication date: 20141210 |