CN103027517A

CN103027517A - Multifunctional car seat

Info

Publication number: CN103027517A
Application number: CN2012105954017A
Authority: CN
Inventors: 陈锋光; 陈小波
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-12-11
Filing date: 2012-12-11
Publication date: 2013-04-10

Abstract

The invention discloses a multifunctional car seat which can be folded, loaded, pushed and pulled, used for seating, lying and rocking, and used as a trolley in a folding state. The length and width of an inner edge of an n-shaped big support are greater than the length and width of an outer edge of an n-shaped support respectively, openings of the two supports face downward, the big support is on the outer side, the small support is on the inner side, the two supports form a crossing support, crossing parts are articulated by pin rolls, a cross rod part on the small support is articulated with a seat board, the width of the seat board is not greater than the width of the inner edge of the big support, a buckle groove at the other end of the seat board is buckled and hung on a cross rod c piled and fixed on the big support, a shaft and two wheels are mounted at the lower end of the small support, a goods blocking support is arranged between the opening end of the big support and the pin rolls, movable sliding sleeves are arranged on the big support above the cross rod c, the sliding sleeves on the two sides are connected by a connecting piece, and the inner dimensions of the sliding sleeves are in clearance fit with the outer dimensions of vertical rods of the big support. The small support and the seat board rotate to be embedded and folded with the big support, cross rods limit rotation, and the connecting piece is limited and locked in a folding process.

Description

A kind of multi-functional car chair

Affiliated technical field

The present invention relates to a kind of multi-function seat with wheel on legs.

Background technology

The patent of patent No. 98202388.X, become the cross frame of X-shaped with the holder combination of two n shapes, one end of seat support is hinged on the upper left cross bar of X-shaped, the other end is hooked on the upper right cross bar of X-shaped by hook, realize the location of seat, the upper right cross bar of vertical desktop and X-shaped also is hinged, and upset realizes being folded into desk, and a wheel is installed respectively on four legs.This technology has the following disadvantages: four wheels make functions of seat easily slippery on the slope, have also increased unnecessary cost, and make that product is folding to be restricted, and can only finally be folded into chair or desk, can not further fold.In addition, the implementation of the function of can lying is also comparatively complicated, and cost increases, and center of gravity is forward, rocking when being difficult to realize lying.

In the prior art, also have multiple multi-functional push-and-pull vehicle chair, certain several function in the function such as generally have loading, fold, can sit, can lie, and generally be can not load push-and-pull after folding.

Summary of the invention

The several functions that has simultaneously loading, folds, can sit, can lie and can shake in order to solve the push-and-pull vehicle chair the invention provides a kind of multi-function sliding car chair simple in structure, and also can load push-and-pull after folding.

The technical solution used in the present invention is: the interior edge lengths of the large support of n shape and width are respectively greater than outer edge lengths and the width of n shape small rack, two stands is opening down, large support outside, small rack is interior, be combined into arm support, crossover sites is hinged by bearing pin, the hinged seat board of top cross bar part of small rack n shape, the seat board width is not more than the inner edge width of large support, the other end of seat board has the catching groove that Open Side Down, the catching groove button hangs over and stacks on the large support on the fixing cross bar c, axle is equipped with in two lower ends of small rack, near inboard, small rack two lower end two wheels are housed on the axle, gear goods support is arranged between the openend of bearing pin and large support, cross bar c and more than it apart from it between cross bar on the nearest large support, having can be along the axially movable sliding sleeve of two vertical poles of large support, the sliding sleeve on both sides connects with connector, the outside dimension matched in clearance of the vertical pole of the inside dimension of sliding sleeve and large support.The folding principle of this invention is: small rack and seat board rotation and large support are inlayed folding, and cross bar and connector are spacing.

The invention has the beneficial effects as follows: simple in structure, push-and-pull is laborsaving, have collapsible, can load push-and-pull, can sit, can lie and the several functions such as can shake, and the present invention also can load push-and-pull as dolly at folded state and uses.

Description of drawings

Below in conjunction with drawings and Examples the present invention is further described.

Fig. 1 is the stereogram of first embodiment.

Fig. 2 is the front view of first embodiment.

Fig. 3 is the P place partial enlarged drawing of first embodiment.

Fig. 4 is the sliding sleeve of first embodiment and the front view of connecting-piece structure relation.

Fig. 5 is the sliding sleeve of first embodiment and the left view of connecting-piece structure relation.

Fig. 6 is the stereogram of first embodiment folded state.

Fig. 7 is the stereogram of second embodiment.

Fig. 8 is the front view of the 3rd embodiment.

1. large supports among the figure, 2. connector, 3. seat board, 4. small rack, 5. gear goods support, 6. cross bar a, 7. wheel, 8. pad, 9. axle, 10. split pin, 11. bearing pins, 12. cross bar b, 13. cross bar c, 14. sliding sleeves, 15. pull bars, 16. cross bar d.

The specific embodiment

In Fig. 1 and Fig. 2, first embodiment shown in Figure 3, two n shape supports, the interior edge lengths of large support (1) and width are respectively greater than outer edge lengths and the width of small rack (4), two stands is opening down, large support (1) outside, small rack (4) is combined into arm support interior, crossover sites has hole and hinged by bearing pin (11), and two stands can relatively rotate around the bearing pin (11) of crossover sites.The seat board (3) of the hinged tubing frame structure of top cross bar part of small rack (4) n shape, the width of seat board (3) is not more than the inner edge width of small rack (4), a catching groove that Open Side Down is arranged below the other end of seat board (3), this catching groove button hangs over and stacks on the large support (1) on the fixing cross bar c (13), makes seat board (3) spacing and be horizontal.There is an axle (9) two lower ends of small rack (4), a split pin (10) respectively is equipped with in two holes on the axle (9), on the axle (9) between two lower ends of split pin (10) and small rack (4) two wheels (7) are housed, pad (8) adjustment can be passed through in the position of wheel.The top cross bar part of large support (1) n shape is fixedly connected with pull bar (15), and the openend of large support (1) is two legs, and two legs and two wheels are the support of car chair.Large support (1) between bearing pin (11) and cross bar c (13) stacks and is fixed with folding spacing cross bar b (12), and a gear goods support (5) is arranged between the leg of the openend of bearing pin (11) and large support (1).At cross bar c (13) with above large support (1) the n shape between the cross bar part, having can be along axially movable two sliding sleeve of two vertical poles of large support (1) (14), connector (2) connects two sliding sleeves (14), the internal diameter of sliding sleeve (14) cooperates with the crest clearance of the vertical pole of large support (1), as shown in Figure 4 and Figure 5.Stack between bearing pin (11) and the gear goods support (5) and be fixed with cross bar a (6).In three cross bars any one and connector (2) can be realized rotating and inlay folding spacingly, and three cross bars can improve the bearing capacity after folding.

Among this embodiment, the cross section of bar can be circle, also can be with shapes square or rectangle or other section bar cross sections; Wheel changes the stairs-mover wheel into, can realize climbing the building function; The lower aperture end of large support (1) adds a cross bar, can regard foot-driven lever; Pull bar (15) can be pumping rod when adopting a n shape frame, also can sequentially be formed by fixedly connecting by small one and large one two n shape frames.Connector (2) can symmetric design be two, and that realizes clockwise and be rotated counterclockwise is bidirectionally limited, and the cross sectional shape of connector can be the cross sectional shape of various section bars.

Folding of this invention: when Fig. 2 state, two vertical poles along large support (1) are upwards pushed connector (2) and sliding sleeve (14) open, seat board (3) is rotated counterclockwise around hinge point and starts, and small rack (4) is rotated counterclockwise around bearing pin (11) together, until the right-hand member of seat board (3) can turn over cross bar b (12) clockwise, clockwise turn small rack (4) around bearing pin (11) this moment, after going up hinged seat board (3) and cross bar b (12) contacts, small rack (4) turns clockwise, last small rack (4) and seat board (3) are by cross bar a (6), cross bar b (12), cross bar c (13) is spacing, at this moment, the vertical pole of connector (2) along large support (1) pushed away downwards, connector (2) is pushed down small rack (4), the rotating counterclockwise by locking of small rack (4).Small rack (4), seat board (3) and large support (1) are inlayed folding.Folded state as shown in Figure 6.

The use of this invention: when Fig. 1 state, seat board can be sat on (3); Because having large support (1) and pull bar (15) to support the back of the body and head, so can lie, at this moment, human body is controlled center of gravity, and the leg built on stilts can also shake; The catching groove button of seat board hang over cross bar b (12) can change when upper seat board (3) height and with the angle on ground, and the also corresponding change of angle on large support (1) and ground; Seat board (3) and above large support (1) thereof can supporting goods; Gear goods support (5) can also be installed the smallclothes such as bait order of fishing usefulness.When using as dolly, hand to press down pull bar (15) n shape above the cross bar part, the leg built on stilts of large support (1) can use in push-and-pull.Because of center of gravity near wheel, so laborsaving.

When Fig. 6 folded state, gravity makes the leg built on stilts of large support (1), and the top cross bar that pulls pull bar (15) n shape partly can use as the dolly push-and-pull; Gear goods support (5) but above part supporting goods all; Gear goods support (5) blocks goods, prevents that goods is slippery downwards.During the vertical storage trolley of folded state, if only have two legs to land, then need lean on wall or other objects just can.

Lifting rod (15) up when the car chair is advanced is until leg and ground friction can be played the effect of brake.

On the basis of first embodiment following difference is arranged at second embodiment shown in Figure 7: gear goods support (5) is contained on the small rack (4), seat board (3) adopts porous plate, the width of seat board (3) is not more than the inner edge width of large support (1), the reinforcement structure is arranged under the porous plate, cancellation pull bar (15), large support (1) length lengthens the double pull bar of doing, and increases cross bar d (16), and cross bar d (16) supports the back of the body and head when the people lies down.Large support (1) can be designed as pumping rod.

On the basis of first embodiment following difference is arranged at the 3rd embodiment shown in Figure 8: cancellation cross bar b (12), adjust the position of cross bar c (13), gear goods support (5) and seat board (3) are integrated member, and catching groove is in the side of the other end of seat board (3).

Claims

1. multi-function seat with wheel on legs, by large support, small rack, seat board, sliding sleeve, connector, gear goods support, cross bar, wheel, axle, the compositions such as bearing pin, it is characterized in that: the interior edge lengths of the large support of n shape and width are respectively greater than outer edge lengths and the width of n shape small rack, two stands is opening down, large support outside, small rack is interior, be combined into arm support, crossover sites is hinged by bearing pin, the hinged seat board of top cross bar part of small rack n shape, the seat board width is not more than the inner edge width of large support, the other end of seat board has the catching groove that Open Side Down, the catching groove button hangs over and stacks on the large support on the fixing cross bar c, axle is equipped with in two lower ends of small rack, near inboard, small rack two lower end two wheels are housed on the axle, gear goods support is arranged between the openend of bearing pin and large support, cross bar c and more than it apart from it between cross bar on the nearest large support, having can be along the axially movable sliding sleeve of two vertical poles of large support, the sliding sleeve on both sides connects with connector, the outside dimension matched in clearance of the vertical pole of the inside dimension of sliding sleeve and large support.