CN2476473Y

CN2476473Y - Folding multifunction trolley

Info

Publication number: CN2476473Y
Application number: CN 01220117
Authority: CN
Inventors: 王新建
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-04-23
Filing date: 2001-04-23
Publication date: 2002-02-13
Anticipated expiration: 2011-04-23

Abstract

A folding multifunctional trolley is the improvement to the current particular trolley; a handle, a handrail and a main frame are fixed together into a whole body; a wheel mechanism comprises a cross bracket and a four wheels arranged at the endpoints and is arranged on the main frame through a main shaft and a shaft sleeve; an outrigger is fixed at the bottom of the main frame; a folding seat board is connected on a beam of the main frame through a nylon cord; the beam is sleeved with a saddle plate and a nylon cord is tied on the saddle plate; the saddle plate can be rotated in an angle of 360DEG with the beam as the axis; a table surface plate can be connected with the main frame through the bracket and can be turned up and down. The utility model can be processed into the multifunctional trolleys of different specifications, is widely used for carrying goods and carrying children to ascend and descend the stairs and can be carried for tourism.

Description

The folding utility hand barrow

The utility model relates to a kind of daily life appliance, and especially the folding utility hand barrow is the improvement to existing hand barrow.

Though now the hand barrow of selling on the market is of all kinds, existing fixed, also have foldingly, all insufficiency is climbed the corridor step as not pushing away dolly, and especially the old man uses upper and lower corridor just more difficult; Just more inconvenient, dangerous when being used for pushing away child, can not provide a kind of mechanism that can steadily be sitting on the dolly for children on the car.The all scarce limit that above-mentioned hand barrow exists had both limited applying of hand barrow, also was that user, especially old man and child bring many difficulties.

Shortcoming at current hand barrow existence, the purpose of this utility model is to provide a kind of folding utility hand barrow for the user, can overcome the various shortcomings of existing hand barrow, for people provide a kind of daily life appliance of tourism, the multiple functions such as (or thing) upper and lower step, upper and lower stair that carry small children of going out that is suitable for carrying, people's need have been solved when affairs.

The utility model is achieved in that handle 2 is installed on dolly body frame 1, handrail 3 inserts in handle 2 circular holes and is screwed, base plate 4, seat leg 6 and left and right sides folded side plate 5 all are fixed on the dolly body frame, the seat leg both sides respectively are fixed with a safety hook 12 with pin 22, hook rope 13 is connected with two safety hooks, one end, be with spring 23 on the hook rope 13, four end points of cross frame 8 respectively are equipped with a wheel 24, be welded with live spindle 7 at the cross frame infall, it is contained in the axle sleeve 18, the main shaft head end is installed with spring cotter 19, withdraws from from axle sleeve to prevent main shaft.Can fold seat plate 14 and be connected on crossbeam of body frame by nylon rope group 16, vehicle seat plate 15 is enclosed within on the crossbeam, and bolt has a nylon rope 20 on the vehicle seat plate.

Vehicle seat plate 15 is made rotatable 360 ° of axle with crossbeam.

Desktop 21 connects with body frame by support 25 and can upper and lowerly overturn.

The utility model has the advantages that:

1) simple in structure, multiple functional, the upper and lower stair of go-cart are convenient and strength-saving;

2) can be folded into and push away child and push away thing and shape such as use, be easy to carry and go on a tour when seat;

3) light weight, firm, elegant in appearance, what can process different size on demand is routine hand barrow.

Fig. 1 is a folding utility hand barrow front view.

Fig. 2 is the hand barrow back view.

Fig. 3 is the trolley structure scheme drawing when pushing away child.

Fig. 4 is the trolley structure scheme drawing when pushing away a little bigger child.

Fig. 5 is structural representation when seat.

Fig. 6 is that A is to diagrammatic sketch.

Below in conjunction with accompanying drawing the utility model is described further:

From accompanying drawing 1, can see, handrail 3, handle 2 are connected as a single entity with the dolly body frame, about two folded side plates 5 hold up fixing and base plate 4 is formed a compartment, seat leg 6 can put down and support the dolly predecessor, two cover wheel mechanisms of symmetry are contained on the body frame, the dolly basic forming, 9 is seat frame bar, and 10 is the handle point of connection, and 7 are the upset main shaft, 8 is cross frame, and 24 is wheel.Convenient walking when realizing upper and lower stair, the utility model adopts the four-wheel rolling flip to realize, according to the rack and pinion principle, during upper and lower building, stair when tooth bar, wheel when the gear walking of can rolling.

Fig. 2 is the back view of hand barrow, nylon rope group 16 is fixed on the dolly seat support 15, on four end points of cross frame 8 wheel 24 is housed respectively, be welded with live spindle 7 at the cross frame infall, it is contained in the axle sleeve 18, forms the dolly wheel mechanism, puts on spring cotter 19 again after two wheel mechanisms are assemblied on the dolly body frame and withdraws to prevent main shaft, two wheel mechanisms support the dolly rear portion, and 17 is nylon rope among the figure.

Fig. 3 is the structural representation when pushing away child with car, at this moment desktop 21 flips up and forms a small table surface, vehicle seat plate 15 is lifted little hooks flat and by nylon tie rod 20 ends and is hung on support 25 transverse brackets, at this moment child can be sitting on the vehicle seat plate 15, hand is placed on the small table surface, for safety, available nylon rope 17 hitches child's waist.

Fig. 4 is the vehicle structure scheme drawing when pushing away slightly a little bigger child, at this moment desktop 21 is put down into stretcher, with foot-operated hook with its anchorage.

Fig. 5 is the scheme drawing of dolly when the seat, at this moment nylon rope group 16 is evened up, and is stuck on the dolly body frame crossbeam with the cutting ferrule 26 that ties up to rope group end, dolly a seat, people can be sitting in top rest.

Fig. 6 be its A to diagrammatic sketch, wherein 6 is supporting leg, 12 is safety hook, 13 are hook rope, 22 is pin, 23 is spring.Safety hook is that fulcrum can change certain angle with the pin, and when pulling hook rope 13, spring is compressed, and the little hook in safety hook 12 tops is drawn back from body frame, and supporting leg can be put down and be leaned against under the little car bottom plate, and stair activity is convenient; When the nursery chair, supporting leg removed directly can work as foreleg and support dolly, at this moment the little dogging on the safety hook is on body frame.

Claims

1, a kind of folding utility hand barrow, it comprises dolly body frame (1), handle (2) is installed on the body frame, handrail (3) inserts in handle (2) hole and is screwed, also be fixed with base plate (4) on the dolly body frame (1), seat leg (6) and left and right sides folded side plate (5), it is characterized in that: seat leg (6) both sides respectively are fixed with a safety hook (12) with pin (22), rope hose tool (13) is connected with two safety hooks, one end, be with spring (23) on the rope hose tool (13), four end points of cross frame (8) respectively are equipped with a wheel (24), in the middle of cross frame, be welded with live spindle (7), it is contained in the axle sleeve (18), the main shaft head end is installed with spring cotter (19), can fold seat plate (14) is connected on crossbeam of body frame by nylon rope group (16), vehicle seat plate (15) is enclosed within on the crossbeam, and bolt has a nylon rope 20 on the vehicle seat plate.

2, according to the described hand barrow of claim 1, it is characterized in that: described vehicle seat plate (15) is made rotatable 360 ° of axle with crossbeam.

3, according to claim 1 or 2 described hand barrows, it is characterized in that: desktop (21) connects with body frame by support and can upper and lowerly overturn.