CN201683497U

CN201683497U - Walker

Info

Publication number: CN201683497U
Application number: CN2010200020604U
Authority: CN
Inventors: 刘伟; 郭剑钊
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2010-01-11
Filing date: 2010-01-11
Publication date: 2010-12-29
Anticipated expiration: 2020-01-11

Abstract

The utility model relates to a walker, which comprises a supporting plate frame, a base plate frame and a supporting framework. The supporting plate frame is located on the upper portion of the walker, the base plate frame is located on the lower portion of the walker, the supporting framework is connected between the supporting plate frame and the base plate frame and comprises a supporting connecting frame and a linkage rod, the lower portion of the supporting connecting frame is rotationally connected with the base plate frame through a first rotating shaft, the lower portion of the linkage rod is rotationally connected with the base plate frame through a second rotating shaft, the first rotating shaft and the second rotating shaft are mutually deviated, the upper portion of the linkage rod is rotationally connected with the supporting plate frame, and a locking part used for locking the supporting connecting frame and the supporting plate frame is disposed between the upper portion of the supporting connecting frame and the supporting plate frame. The supporting connecting frame, the linkage rod, the supporting plate frame and the base plate frame form a four-bar linkage mechanism, the locking part locking the supporting connecting frame and the supporting plate frame is arranged between the supporting connecting frame and the supporting plate frame so that the walker is stable when being unfolded, the detachable four-bar linkage mechanism is easy to be folded, and compared with the conventional structure, the four-bar linkage mechanism is more compact in volume after being folded.

Description

Go-kart

Technical field

The utility model relates to a kind of baby walker.

Background technology

Baby walker is a kind of back work of walking for child study, and existing baby walker has a variety of structures, can be divided into two kinds substantially: folding and folding not.Most of baby walkers are not collapsible, it mainly is made of the last support frame that coils seat, chassis and be fixedly connected between dish seat and the chassis, bottom on the chassis is equipped with roller, when the child of go-kart walks, go-kart utilizes roller to move, and the child is during without go-kart, and the adult then needs the walking of hand push go-kart, obviously, this to use for reality be inadequately easily.Some folding go-kart also appear on the market, usually its structure composition is mainly: coil seat for hand steered the going up of baby, the bottom has the chassis of roller, be connected " X " shape bracing frame between dish seat and the chassis, " X " shape bracing frame intersects by two and being configured to that infall is rotationally connected, the two ends up and down of these two supports all are connected with the chassis with last dish seat respectively, form at least four junctions between " X " shape bracing frame and last dish seat and the chassis, needing two places in these four junctions can take apart, could whole go-kart is folding, in knock-down junction locking mechanism to be installed, the structure more complicated, and the folding operation of this mode bothers very much, and the operation that go-kart launches is also pretty troublesome.

Summary of the invention

The utility model purpose will provide a kind of go-kart exactly, and it is simple in structure, and operation ratio folding and that launch is easier to.

The technical solution of the utility model provides a kind of go-kart, comprise superposed tray rack, at the sole of bottom, be connected in the support frame between tray rack and the sole, this support frame comprises support and connection frame and trace, the bottom of support and connection frame rotates by first rotating shaft with sole and is connected, the bottom of trace rotates by second rotating shaft with sole and is connected, and first rotating shaft and second rotating shaft depart from each other; The top of trace rotates with tray rack and is connected, and is provided with the locking piece that is used for both lockings between the top of support and connection frame and tray rack.Support and connection frame, trace, tray rack and sole constitute quadric chain, trace is connected with sole by two rotating shafts that depart from respectively with the support and connection frame, and one of them rotates trace and support and connection frame with sole and is connected, another releaseably is connected by locking piece with sole, and this quadric chain structure upon deployment is firm.When needing folding go-kart, as long as make the locking piece release, to untie support and connection frame and tray rack, quadric chain is promptly untied, just sole, trace, support and connection frame and tray rack can relatively rotate, to finish folding operation apace.And when launching go-kart, rotate each rod member to make it to open relatively, be complete operation with locking piece locking tray rack and support and connection frame at last.

Further, locking piece can be installed on the tray rack, has lock pin in this locking piece, has jack on the support and connection frame, and lock pin is inserted in the jack separatably.Cooperation by lock pin and jack locks support and connection frame and tray rack mutually, thereby makes tray rack, support and connection frame, trace and sole constitute stable four-bar linkage structure, need not to be provided with between the miscellaneous part locking mechanism again.And this lock mode also is easy to release, and lock pin is extracted from jack, just the support and connection frame can be discharged, thereby just can relatively rotate four connecting rods with folding go-kart.

In a kind of embodiment of optimization, the support and connection frame can be set to plate shape structure, and can make trace be positioned at the inboard of support and connection frame, like this, as long as choose the tie point of trace and tray rack and sole, just trace can be ensconced the inboard of the support and connection frame of plate shape, make that the profile of go-kart is clean and tidy, the building block that can observe directly is smaller.

More optimally, second rotating shaft can be passed the support and connection frame and is connected with sole.Can on the support and connection frame, reserve certain space and pass, and allow the relative support and connection frame of second rotating shaft to do certain skew, like this, the support and connection frame is covered trace in the outside of trace for second rotating shaft.

In the preferred specific embodiments of another kind, first rotating shaft can be parallel to each other with the axial line of second rotating shaft, carry out around two axis that parallel when support and connection frame and trace are rotated, thereby the volume after being convenient to make go-kart folding can be compacter.

The utility model compared with prior art, has following advantage: because support and connection frame, trace, tray rack and sole constitute quadric chain, and between support and connection frame and tray rack, both are locked with locking piece, make and form stable structure when go-kart launches, need not between other building blocks, to establish in addition Lock Part, and, this knock-down quadric chain is folding also than being easier to, with respect to utilized " X " shape bracing frame to connect the structure of tray rack and sole in the past, the volume after this quadric chain is folding is also compacter.

Description of drawings

Accompanying drawing 1 is the main body of vehicle frame stereogram according to a kind of go-kart of the utility model enforcement;

Accompanying drawing 2 is the side-looking structure chart according to a kind of go-kart of the utility model enforcement;

Accompanying drawing 3 is the side-looking structure chart of go-kart shown in Figure 2 when support and connection frame and tray rack disengagement;

Accompanying drawing 4 is the side-looking structure chart after go-kart shown in Figure 2 folds;

Wherein: 1, tray rack; 2, locking piece; 21, lock pin; 3, support and connection frame; 4, trace; 5, sole; 6, roller.

The specific embodiment

Below in conjunction with accompanying drawing specific embodiment of the utility model is described in detail.

Go-kart shown in Fig. 1-4, its vehicle body main body is made of tray rack 1, support frame and sole 5, and tray rack 1 is positioned at body top section, and sole 5 is positioned at body bottom section, generally roller 6 will be installed in the bottom of sole 5, shown in Fig. 2-4.When the child walked on ground, go-kart utilized roller 6 to move on ground.

Support frame is used for connecting and support base plate rail 5 and tray rack 1, in the embodiment shown in each figure, support frame mainly is made up of support and connection frame 3 and trace 4, support and connection frame 3 is connected with sole 5 with tray rack 1 respectively with trace 4 boths, then do not have direct annexation between support and connection frame 3 and the trace 4, thereby make support and connection frame 3, trace 4, tray rack 1 and sole 5 constitute quadric chain.

Embodiment shown in Fig. 1-4, the bottom of support and connection frame 3 rotates by first rotating shaft 31 with sole 5 and is connected, the bottom of trace 4 rotates by second rotating shaft 41 with sole 5 and is connected, first rotating shaft 31 and second rotating shaft 41 depart from each other, so that support and connection frame 3 and trace 4 do not overlap with the link position of sole 5; Certainly, trace 4 and support and connection frame 3 should not overlap with the link position of tray rack 1 yet, in the embodiment shown in each figure, the top of trace 4 rotates with tray rack 1 and is connected, then lock between the top of support and connection frame 3 and the tray rack 1, promptly connect removably by a locking piece 2.

In the embodiment shown in Fig. 2-4, locking piece 2 is installed on the tray rack 1, has lock pin 21 in the locking piece 2, have jack 32 on the support and connection frame 3, when lock pin 21 was inserted in the jack 32, locking piece 2 was with relative tray rack 1 locking in the top of support and connection frame 3, as shown in Figure 2; And when lock pin 21 breaks away from jack 32, locking piece 2 promptly breaks away from support and connection frame 3, this moment support and connection frame 3 relatively sole 5 rotate and fold around first rotating shaft 31 to sole 5, as shown in Figure 3, because tray rack 1, trace 4 and sole 5 have constituted unsettled three-link mechanism, so can relatively rotate three connecting rods, make it to be superimposed together, as shown in Figure 4, go-kart is just folding finishes.

Certainly, locking piece 2 also can be installed on the support and connection frame 3, or otherwise come lock support link 3 and tray rack, the description of epimere just describes at the embodiment shown in Fig. 2-4, those skilled in the art can change voluntarily according to own knowledge and the practical application request of being grasped, but enumerate performance no longer one by one at this.

See shown in Fig. 1-2 that when go-kart launched, angle was observed from the side, support and connection frame 3 can cover trace 4, makes car load seem that profile is cleaner and tidier, and building block is fewer.In illustrated embodiment, support and connection frame 3 is plate shape structure, and trace 4 is positioned at the inboard of support and connection frame 3, and the position that trace 4 is connected with tray rack 1, sole 5 is respectively all covered by the support and connection frame 3 of plate shape.Second rotating shaft 41 that is used to connect trace 4 and sole 5 can arrange to pass support and connection frame 3, that is: the correspondence position on support and connection frame 3 is offered the space of certain area and shape, make second rotating shaft 41 pass this space and be connected with sole 5, this space will allow support and connection frame 3 to move within the specific limits relative to trace 4, this to those skilled in the art, belong to customary means, so do not do concrete the announcement in the accompanying drawings.

Sole 5 also can be provided with trace 4 ways of connecting as the tray rack 1 that reflects among Fig. 2 with the connected mode of trace 4, in the embodiment shown in Figure 2, the ledge of shape of ears is extended in the bottom of tray rack 1, be used to connect the top of trace 4, like this, tray rack 1 can not interfered mutually with support and connection frame 3 and being connected of trace 4 respectively, also is convenient to make support and connection frame 3 that trace 4 is buried in the inboard.

Among the embodiment shown in Fig. 1-4, the axial line of first rotating shaft 31 and second rotating shaft 41 is parallel to each other, so, support and connection frame 3 is carried out relative to rotating around the axis that is parallel to each other of sole 5 with trace 4, thereby tray rack 1 can be superimposed as more to draw close with sole 5 when making go-kart folding, makes the more compact structure after go-kart folds.

Above embodiment only is illustrated the utility model at embodiment shown in the drawings, and in fact, this device can have multiple structural form, is applicable to of the present utility modelly to be not limited to illustrate and these forms of above explanation indication.

Claims

1. go-kart, comprise superposed tray rack (1), be positioned at the bottom sole (5), be connected in the support frame between described tray rack (1) and the sole (5), it is characterized in that: described support frame comprises support and connection frame (3) and trace (4), the bottom of described support and connection frame (3) rotates by first rotating shaft (31) with sole (5) and is connected, the bottom of described trace (4) rotates by second rotating shaft (41) with sole (5) and is connected, and described first rotating shaft (31) departs from each other with second rotating shaft (41); The top of described trace (4) rotates with tray rack (1) and is connected, and is provided with the locking piece (2) that is used for both lockings between the top of described support and connection frame (3) and tray rack (1).

2. go-kart according to claim 1, it is characterized in that: described locking piece (2) is installed on the tray rack (1), have lock pin (21) in this locking piece (2), have jack (32) on the described support and connection frame (3), described lock pin (21) is inserted in the jack (32) separatably.

3. go-kart according to claim 1 is characterized in that: described support and connection frame (3) is a plate shape, and described trace (4) is positioned at the inboard of support and connection frame (3).

4. go-kart according to claim 3 is characterized in that: described second rotating shaft (41) is passed support and connection frame (3) and is connected with sole (5).

5. according to the described go-kart of one of claim 1-4, it is characterized in that: described first rotating shaft (31) is parallel to each other with the axial line of second rotating shaft (41).