CN106308180A

CN106308180A - Seat-stretchable self-adaptive weight lifting chair

Info

Publication number: CN106308180A
Application number: CN201610966858.2A
Authority: CN
Inventors: 汪崟; 齐伟哲
Original assignee: Zhejiang University of Technology ZJUT
Current assignee: Lanling Derong Machinery Co.,Ltd.
Priority date: 2016-10-28
Filing date: 2016-10-28
Publication date: 2017-01-11
Anticipated expiration: 2036-10-28
Also published as: CN106308180B

Abstract

The invention relates to a seat-stretchable self-adaptive weight lifting chair. Seats, a support rod and a base are connected in turn from top to bottom, wherein a plurality of seats are arranged, are separated from each other and are located on a same horizontal plane; the seats are gathered toward the center so as to form a bearing surface; the support rod is inclined toward the center from one end connected with the seats; the seats, the support rod and the base form a Z shape; the other end of the support rod is slidably arranged on the base; a spring resetting component is connected between the support rod and the base. According to the invention, the seats are dispersed, so that the function and effect of expanding the surface adaptability of the seats can be achieved; the stretchable change of the seats and the height change of the chair are simultaneously realized; the chair can conform to the application regularity of the heavy and tall user; the height remained by the user in the use process of the chair is basically identical; the popularization in public field is benefited; no obvious height difference is generated; the stability is high; the use effect is excellent.

Description

A kind of seat stretches self adaptation weight chair lift

Technical field

The present invention relates to a kind of chair, a kind of seat stretches self adaptation weight chair lift.

Background technology

Along with raising and public sphere, the infrastructure field of people's quality of life use significantly carrying of demand to chair Rising, the chair adapting to various crowd has become public seat in people's life, particularly family life parlor chair, public sphere The field problem demanding prompt solutions such as chair.

And conventional art does not obtain the improvement in good application effect at this domain variability, common technology such as two pieces Seat plate clamping or realized by complicated frame for movement, gear etc., manufacturing cost is higher, is not suitable for being widely popularized General with infrastructure construction build.

Summary of the invention

It is an object of the invention to the deficiency overcoming prior art to exist, and provide a kind of simple in construction, with low cost and Can self adaptation different human body body weight stretch self adaptation weight with the seat adjusting chair surface width, height of seat and holding capacity very well Amount chair lift.

For achieving the above object, the technical scheme is that be sequentially connected with from top to bottom setting seat, Strut and base, described seat is several, and described seat is separated from each other and is arranged in same level, and seat is gathered to center To form load-carrying surface, support bar to centroclinal, forms " Z " word from one end of connection seat between seat, support bar and base Shape, the other end of described support bar is slidably disposed on base, is connected with spring reset between support bar and base Part.

Improve as one, sized by described seat, shape is identical four, described seat upper surface is square or it The shape forming centrosymmetric load-carrying surface is gathered at his Neng Xiang center.

Improve as one, also include that four axial lines are positioned at the rotating shaft of same level, the size of described support bar, length Spending identical, described support bar and rotating shaft one_to_one corresponding, support bar couples with rotating shaft.

Improving as one, described rotating shaft includes the outer shaft that two identical interior rotating shafts are identical with two, described in turn Axle is arranged in the axis hole of outer shaft, and the axial line of described interior rotating shaft and outer shaft is mutually perpendicular to.

Improve as one, between the axis hole of two interior rotating shafts, be equipped with screw rod, leave between two outer shafts and wear for screw rod The space crossed, one of them outer shaft is provided with fixture, fixture is provided with and coordinates the nut screwed with screw rod, another Being provided with keeper, described fixture and keeper on individual outer shaft coordinates clamping with the position of fixing outer shaft.

Improving as one, adjacent two seat lower surfaces are connected with and carry telescopic connection.

Improving as one, described support bar connects one end of seat and is provided with fastener, and described seat lower surface is provided with Fastener, described fastener and fastener coordinate clamping.

Improving as one, base offers groove, described support bar connects one end of base and is provided with and groove phase Adaptive pulley.

Improving as one, described load-carrying surface is from outer to inner tilted with depressed part, described depressed part offers Under through through hole.

Beneficial effects of the present invention: the present invention by achieving the function that seat surface adaptability is expanded by seat discretization And effect, there is the strongest adaptability and have comfort level concurrently, meanwhile, the present invention also attaches chair while seat telescopic variation The lifting of height, meets the laws of use that the big height of general body weight is high so that the height base that when chair uses, user is kept This is the most identical, beneficially the promoting the use of of public domain, and will not produce obvious difference in height, and have good stability, and using effect is relatively It is prominent.

Accompanying drawing explanation

Fig. 1 is overall structure schematic diagram during the non-stress of load-carrying surface of the present invention.

Fig. 2 is the overall structure schematic diagram during load-carrying surface stress of the present invention.

Fig. 3 is the explosive view of the present invention.

Fig. 4 is the chair surface structure schematic diagram of the present invention.

Fig. 5 is the structural representation of the fixture of the present invention, keeper, screw rod.

Fig. 6 is the groove structural representation with pulley of the present invention.

Detailed description of the invention

Below in conjunction with accompanying drawing, embodiments of the invention are described in detail.

Stretch a kind of specific embodiment of self adaptation weight chair lift as shown in Figures 1 to 6 for a kind of seat of the present invention. This embodiment one seat stretches self adaptation weight chair lift, including being sequentially connected with the seat 1 of setting, support bar 2 from top to bottom With base 3, described seat 1 is several, and described seat 1 is separated from each other and is arranged in same level, and seat 1 is gathered to center To form load-carrying surface 4, support bar 2, is formed between seat 1, support bar 2 and base 3 to centroclinal from one end of connection seat 1 " Z " font, the other end of described support bar 2 is slidably disposed on base 3, is connected with between support bar 2 and base 3 Spring return 5；The present invention breaks through conventional design, the seat 1 of integral type is designed to the subelement separated, between each subelement Observe and be in same level and the rule of combination gathered to center, by gathering so that each to same central point between seat 1 The seat 1 of individual separation has been combined into a load-carrying surface 4 the most same, the most so-called the most same in fact refers to that seat 1 can The irregular situation of shape size can be there is, although seamless composition one between the load-carrying surface 4 being combined into now can not be made Intactly plane, but the gap or the space that exist between each seat 1 have no effect on use, the seat 1 alleged by the present invention I.e. refer to seat 1 smooth in traditional sense, therefore when seat 1 is in same level and gathers to same center, formation is available for The load-carrying surface 4 used is capable of, and meanwhile, the present invention breaks through theory and the rule of conventional support structure vertical design, by this Bright each seat 1 connects one to one a support bar 2, and this design makes each seat 1 separated all can be supported, with Time, the present invention, is formed between seat 1, support bar 2 and base 3 to centroclinal by one end of support bar 2 connection seat 1 certainly The design of " Z " font, it is ensured that the seat 1 of discrete polymerization can separate to surrounding because of load-carrying surface 4 stress that be formed of seat 1 Purpose, i.e. support bar 2 makes there is tilted link position relation between seat 1 and base 3, non-perpendicular, does not leans outward Tiltedly, it is ensured that during load-carrying surface 4 stress, each gather to center seat 1 can to surrounding translation or dispersion to realize seat 1 size Change, meanwhile, support bar 2 is slidably disposed on the design of base 3 one end and ensure that in the load-carrying surface 4 formed when seat 1 During stress, support bar 2 can slide in base 3, realizes supporting by changing the angle between support bar 2 and base 3 and seat 1 The change of bar 2 vertical direction height thus realize gravity when increasing, automatically reduce chair height and sit with the people realizing different weight During upper chair of the present invention, the effect that the height that presents is relatively uniform, meanwhile, the spring return 5 of present invention design can be protected very well Demonstrate,proving when seat 1 forms the disappearance of load-carrying surface 4 stress, support bar 2 can return to the height of non-stress under spring return 5 acts on And the original state gathered between seat 1, simply it is easily achieved.

As the detailed description of the invention of a kind of improvement, sized by described seat 1, shape is identical four, on described seat 1 Surface is square or other Neng Xiang centers are gathered to form the shape of symmetrical load-carrying surface 4；This designing points requires on seat 1 Surface is square or the shape that forms centrosymmetric load-carrying surface 4 is gathered at other Neng Xiang centers, and four size shape are identical Seat 1 can make each seat gather formation load-carrying surface there is good stability, be its further centrosymmetry simultaneously Thering is provided basis, now, four sizes, the seat 1 that shape is identical realize centrosymmetry, i.e. make two seats 1 of diagonal position The most also it is centrosymmetric, it is preferred that the support bar 2 of diagonal position is also symmetrical, thus improves on the basis of original design Stability.

As the detailed description of the invention of a kind of improvement, also include that four axial lines are positioned at the rotating shaft 6 of same level, described The size of support bar 2, length are identical, and described support bar 2 and rotating shaft 6 one_to_one corresponding, support bar 2 couples with rotating shaft 6, and this design is wanted Point is to introduce rotating shaft 6, and makes a support bar 2 and rotating shaft 6 one_to_one corresponding and be connected with each other linkage, so that Support bar 2 when change many rotating shafts 6 as transfer so that change the mildest, stably, meanwhile, the design limits The size of support bar 2, a length of identical and each rotating shaft 6 axial line are in same level, although now each support bar 2 Separate can operate, but the seat 1 connected due to itself, support bar 2 body are the most identical, the most all make with rotating shaft 6 It is used in same level, therefore improves the concertedness between each support bar 2 so that each support bar 2 is when angle changes Wait more stable, and amplitude of variation is unified further.

As the detailed description of the invention of a kind of improvement, described rotating shaft 6 includes that two identical interior rotating shafts 61 are identical with two Outer shaft 62, described interior rotating shaft 61 is arranged in the axis hole of outer shaft 62, described interior rotating shaft 61 and the axial line of outer shaft 62 It is mutually perpendicular to；Rotating shaft 6 is further designed to identical two group by the design, and the design has unified four support bars 2 and each joined Switching through the position relationship of axle 6, described four pivot design are become one group two-by-two, one group is set in the axis hole of another group, thus The most discrete rotating shaft 6 position is unified, is improve concertedness, interior rotating shaft 61 and the axial line phase of outer shaft 62 This design the most vertical makes four support bars 2 can couple one by one, no with interior rotating shaft 61 and outer shaft 62 respectively from four direction There will be the situation interrupted or interweave, rational in infrastructure, it is easy to accomplish, meanwhile, unified position and the axial line crossed make Seat 1 causes each support bar 2 to have preferably concertedness and stability when moving, and reduces and rocks and seismaesthesia.

As the detailed description of the invention of a kind of improvement, between the axis hole of two interior rotating shafts 61, it is equipped with screw rod 7, two outer shafts Leave the space passed for screw rod 7 between 62, one of them outer shaft 62 is provided with fixture 621, fixture 621 is arranged Have and coordinate the nut 8 screwed with screw rod 7, another outer shaft 62 is provided with keeper 622, described fixture 621 and location Part 622 coordinates clamping with the position of fixing outer shaft 62；The design introduces screw rod 7 and nut 8, so that interior rotating shaft 61 phase Outer shaft 62 is fixed, meanwhile, is introduced again fixture 621 and keeper 622, and by fixture 621 and keeper 622 Mutually clamping is with fixing outer shaft 62, so that it is guaranteed that the axial line of outer shaft 62 and interior rotating shaft 61 is mutually perpendicular to and is positioned at same flat The position relationship in face, improve further invention stability and synergitic on the basis of make invention operation and realize the simplest side Just, it is only necessary to initial to screw rod 7 and nut 8, the position of fixture 621 and keeper 622 is adjusted and fixes realizing length Phase stable and collaborative, meanwhile, during also allow for adjusting again, adaptive is higher.

As the detailed description of the invention of a kind of improvement, adjacent two seat 1 lower surfaces are connected with telescopic connection Band 11, connects the existence with 11 and makes relatedness between each seat 1 higher, and change slows down, and more stable is prevented effectively from simultaneously The fortuitous event such as scatter suddenly between separately positioned seat 1, improves the suitability, and meanwhile, connecting band 11, also to have elastic deformation extensive Multiple function.

As the detailed description of the invention of a kind of improvement, one end that described support bar 2 connects seat 1 is provided with fastener 21, institute Stating seat 1 lower surface and be provided with fastener 12, described fastener 21 and fastener 12 coordinate clamping, and the introducing of fastener 21 and fastener 12 improves The detachability of invention and be suitable for easy degree.

As the detailed description of the invention of a kind of improvement, base 3 offering groove 31, described support bar 2 connects base 3 One end is provided with the pulley 22 suitable with groove 31, and the introducing of groove 31 and pulley 22 makes hard friction become pulley friction, Smooth degree when extending the invention life-span and improve support bar 2 gradient and height change.

As the detailed description of the invention of a kind of improvement, described load-carrying surface 4 is from outer to inner tilted with depressed part 41, described Offering the through hole 411 of up/down perforation on depressed part 41, the existence of depressed part 41 makes load-carrying surface 4 can preferably sense gravity Changing and pass to support bar 2, meanwhile, the design of through hole 411 makes to be easier between seat 1 stress relaxation outward, improves and sends out Bright service efficiency.

Below being only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment, All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that, for the art For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims

1. seat stretches a self adaptation weight chair lift, including being sequentially connected with the seat (1) of setting, support bar from top to bottom And base (3) (2), it is characterised in that: described seat (1) is several, and described seat (1) is separated from each other and is arranged on same level On face, seat (1) gathers to be formed load-carrying surface (4) to center, and support bar (2) connects one end of seat (1) certainly to centroclinal, Forming " Z " font between seat (1), support bar (2) and base (3), the other end of described support bar (2) is slidably disposed in On base (3), between support bar (2) and base (3), it is connected with spring return (5).

A kind of seat the most according to claim 1 stretches self adaptation weight chair lift, it is characterised in that: described seat (1) Sized by, shape is identical four, described seat (1) upper surface is square or other Neng Xiang centers are gathered to form center pair The shape of the load-carrying surface (4) claimed.

A kind of seat the most according to claim 2 stretches self adaptation weight chair lift, it is characterised in that: also include four axles Heart line is positioned at the rotating shaft (6) of same level, and the size of described support bar (2), length are identical, described support bar (2) and rotating shaft (6) one_to_one corresponding, support bar (2) couples with rotating shaft (6).

A kind of seat the most according to claim 3 stretches self adaptation weight chair lift, it is characterised in that: described rotating shaft (6) Including the outer shaft (62) that two identical interior rotating shafts (61) are identical with two, described interior rotating shaft (61) is arranged on outer shaft (62) Axis hole in, the axial line of described interior rotating shaft (61) and outer shaft (62) is mutually perpendicular to.

A kind of seat the most according to claim 4 stretches self adaptation weight chair lift, it is characterised in that: two interior rotating shafts (61) it is equipped with screw rod (7) between axis hole, between two outer shafts (62), leaves the space passed for screw rod (7), one of them It is provided with fixture (621) on outer shaft (62), fixture (621) is provided with and coordinates the nut (8) screwed with screw rod (7), Being provided with keeper (622), described fixture (621) and keeper (622) on another outer shaft (62) coordinates clamping with solid Determine the position of outer shaft (62).

6. stretch self adaptation weight chair lift according to a kind of seat described in claim 1 or 2 or 3 or 4 or 5, it is characterised in that: Described adjacent two seat (1) lower surfaces are connected with and telescopic connection carry (11).

7. stretch self adaptation weight chair lift according to a kind of seat described in claim 1 or 2 or 3 or 4 or 5, it is characterised in that: Described support bar (2) connects one end of seat (1) and is provided with fastener (21), and described seat (1) lower surface is provided with fastener (12), Described fastener (21) and fastener (12) coordinate clamping.

8. stretch self adaptation weight chair lift according to a kind of seat described in claim 1 or 2 or 3 or 4 or 5, it is characterised in that: Offering groove (31) on described base (3), described support bar (2) connects one end of base (3) and is provided with and groove (31) phase Adaptive pulley (22).

9. stretch self adaptation weight chair lift according to a kind of seat described in claim 1 or 2 or 3 or 4 or 5, it is characterised in that: Described load-carrying surface (4) is from outer to inner tilted with depressed part (41), and described depressed part (41) offers the logical of up/down perforation Hole (411).