Use children trolley more
Technical field
The utility model relates to a kind of children trolley of using more.
Background technology
Family is for convenience of baby-sit now, children trolley and children dinning chair are purchased in the capital, children trolley uses when being with the baby to go out, and children dinning chair is to use when having dinner, if the function of the two can be gathered on the product, then can family bring a lot of convenience, and can reduce expenses.To form rod member mostly more for existing folding children trolley in addition, and the more complicated price of structure is also than higher.
Summary of the invention
In order to address the above problem, the purpose of this utility model is to provide uses children trolley more.
In order to reach above purpose, the technical solution adopted in the utility model is: a kind of children trolleys of using more, it comprises vehicle frame, be installed in seat pocket on the vehicle frame, be installed in front vehicle wheel and the rear wheel of vehicle frame top, vehicle frame comprises the upper pright stanchion that underframe that front vehicle wheel and rear wheel are installed, following vertical rod that the bottom is connected with underframe, bottom and the top of following vertical rod can slide up and down to be connected, following vertical rod is positioned at the below of a pocket, is provided with first blocking device that limits the two relative position between following vertical rod and the upper pright stanchion.Preferably, upper pright stanchion and the coaxial vertical setting of following vertical rod, and upper pright stanchion can be set in down in the vertical rod with moving along its axis.Fore-and-aft direction described in the application is according to the habitual definition of children trolley when normal the use, and it is the place ahead that the people promotes the direction that children trolley advances, in contrast be the rear.
Further, underframe has folded state and open mode, and it comprises that the front portion is equipped with the front vehicle wheel rear portion and is hinged on down the be hinged other end and mutually universal front-wheel pole, the rear portion that is rotationally connected of following vertical rod of front-wheel support in the vertical rod, an end and front-wheel support middle part second blocking device that the rear wheel front portion is hinged on down be hinged in the middle part of rear wheel support, an end and the rear wheel support in the vertical rod other end and the mutually universal rear wheel fulcrum bar that is rotationally connected of following vertical rod, underframe is locked in open mode is installed.When underframe during at folded state, front-wheel support, front-wheel pole, rear wheel support, each autorotation of rear wheel fulcrum bar, whole underframe draws in respect to vertical rod down.
Further, vehicle frame also comprises rotate first inhibiting device of the push rod, restriction push rod and the pocket bar relative position that are connected of the seat pocket bar that is connected with the top of upper pright stanchion, bottom and seat pocket bar.Push rod can rotate before and after seat pocket bar, push rod has at least three control positioies, the relative upper pright stanchion with second control position of first control position and following vertical rod are opened, and first control position and second control position lay respectively at rear and the place ahead of a pocket, the conversion of push rod between these two control positioies, can realize the commutation implementation of children trolley, the relative upper pright stanchion of the 3rd control position and following vertical rod are drawn in, when car load is folding, push rod can turn to the 3rd control position, makes the car load volume after folding littler.
Further, push rod comprise the top phase sliding block joint of lower push-rod, bottom and lower push-rod that the bottom is connected with seat pocket bar a upper push-rod, limit second inhibiting device of upper push-rod and lower push-rod relative position.Make push rod scalable by this structure, use to adapt to different people, and when children's go-cart was folding, collapsible push rod was to the shortest, so that the car load volume after folding is littler.
Further, the both sides of seat pocket bar are provided with a pocket attaching parts.
Because adopt technique scheme, the utility model is used children trolley more, but the high and low position of adjustment seat pocket, and simple in structure, can be used as dining chair and use; But go-cart car load when not using is folding, is convenient to deposit, and can vertically place after folding, and occupies little space.
Description of drawings
Accompanying drawing 1 is used the structural representation of children trolley more for the utility model;
The seat pocket that accompanying drawing 2 is used children trolley for the utility model more in the extreme higher position, push rod structural representation when first control position and push rod are the longest;
Accompanying drawing 3 is used children trolley more for the utility model seat pocket is at extreme lower position and push rod structural representation the most in short-term;
The seat pocket that accompanying drawing 4 is used children trolley for the utility model more in the extreme higher position, push rod structural representation when second control position;
Accompanying drawing 5 is that the utility model is used children trolley structural representation when car load is folding more.
Number in the figure is:
1, upper push-rod; 2, push rod pulling plug; 3, lower push-rod; 4, first inhibiting device; 5, seat pocket bar; 6, upper pright stanchion; 7, vertical rod down; 8, folding pulling plug; 9, rear wheel support; 10, rear wheel; 11, rear wheel fulcrum bar; 12, front-wheel pole; 13, front vehicle wheel; 14, front-wheel orientation assemblies; 15, front-wheel support; 16, seat pocket attaching parts; 17, regulate pulling plug.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that protection domain of the present utility model is made more explicit defining.
Fore-and-aft direction described in the application is according to the habitual definition of children trolley when normal the use, and it is the place ahead that the people promotes the direction that children trolley advances, in contrast be the rear.5 structural representation as can be seen from accompanying drawing 1 to accompanying drawing, the utility model provides a kind of children trolley of using more, it comprises vehicle frame, be installed in seat pocket on the vehicle frame, be installed in front vehicle wheel 13 and the rear wheel 10 of vehicle frame top, vehicle frame comprises the upper pright stanchion 6 that underframe that front vehicle wheel 13 and rear wheel 10 are installed, following vertical rod 7 that the bottom is connected with underframe, bottom and the top of following vertical rod 7 can slide up and down to be connected, following vertical rod 7 is positioned at the below of a pocket, is provided with first blocking device that limits the two relative position between following vertical rod 7 and the upper pright stanchion 6.
In the present embodiment, upper pright stanchion 6 and following vertical rod 7 coaxial vertical settings, and upper pright stanchion 6 can be set in down in the vertical rod 7 with moving along its axis.Realize the height adjusting of a pocket by the relative slip between upper pright stanchion 6 and the following vertical rod 7.First blocking device is regulated pulling plug 17 controls by one, during the locking of first blocking device, and relative fixed between upper pright stanchion 6 and the following vertical rod 7, not not slidably, when pulling plug 17 is regulated in pulling, the first blocking device release, this moment, upper pright stanchion 6 can slide up and down, thus the high and low position of adjustment seat pocket.
Underframe has folded state and open mode, it comprise the front portion be equipped with front vehicle wheel 13 rear portions be hinged on down front-wheel support 15 in the vertical rod 7, an end and front-wheel support 15 middle parts be hinged the other end and following vertical rod 7 mutually universal front-wheel pole 12, the rear portions that are rotationally connected be equipped with rear wheel 10 front portions be hinged on down rear wheel support 9, an end and rear wheel support 9 middle parts in the vertical rod 7 be hinged the other end and the following vertical rod 7 mutually universal rear wheel fulcrum bars that are rotationally connected 11, underframe is locked in second blocking device of open mode.When underframe during in open mode, front-wheel support 15, rear wheel support 9 all descend vertical rod 7 to open relatively, and when underframe during at folded state, front-wheel support 15, front-wheel pole 12, rear wheel support 9, rear wheel fulcrum bar 11 each autorotation, whole underframe draws in respect to vertical rod 7 down.Second blocking device is controlled by a folding pulling plug 8, when pulling folds pulling plug 8, and the second blocking device release, at this moment, underframe is collapsible.Folding pulling plug 8 is arranged on down in the vertical rod 7.
But be connected with front-wheel orientation assemblies 14 between front vehicle wheel 13 front-wheel supports 15, be used for realizing turning to of go-cart front vehicle wheel 13.
Vehicle frame also comprises rotate first inhibiting device 4 of the push rod, restriction push rod and pocket bar 5 relative position that are connected of the seat pocket bar 5 that is connected with the top of upper pright stanchion 6, bottom and seat pocket bar 5.Push rod can rotate relative to seat pocket bar 5 front and back, push rod has at least three control positioies, the relative upper pright stanchion 6 with second control position of first control position and following vertical rod 7 are opened, and first control position and second control position lay respectively at rear and the place ahead of a pocket, the conversion of push rod between these two control positioies, can realize the commutation implementation of children trolley, the relative upper pright stanchion 6 of the 3rd control position and following vertical rod 7 are drawn in, when car load is folding, push rod can turn to the 3rd control position, makes the car load volume after folding littler.
Push rod comprise the top phase sliding block joint of lower push-rod 3, bottom and lower push-rod 3 that the bottom is connected with seat pocket bar 5 a upper push-rod 1, limit second inhibiting device of upper push-rod 1 and lower push-rod 3 relative positions.Make push rod scalable by this structure, use to adapt to different people, and when children's go-cart was folding, collapsible push rod was to the shortest, so that the car load volume after folding is littler.Second inhibiting device is controlled by a push rod pulling plug 2, during the locking of second inhibiting device, and upper push-rod 1 and lower push-rod 3 relative fixed, not slidably, and when pulling push rod pulling plug 2, the second inhibiting device release, at this moment, upper push-rod 1 is slidably.Push rod pulling plug 8 is arranged on the lower push-rod 3.
The both sides of seat pocket bar 5 are provided with a pocket attaching parts 16, simultaneously, regulate pulling plug 17 and arrange on the present pocket bar 5.The U-shaped that recessed two ends upwarped in the middle of seat pocket bar 5 in the present embodiment was, seat pocket attaching parts 16 arranges the two ends that present pocket bar 5 upwarps, when the seat pocket connected on the present pocket attaching parts 16, the seat pocket was positioned at a lower concave part of pocket bar 5, and the lower end of lower push-rod 3 also connects the two ends of present pocket bar 16.Upper pright stanchion 6 connects the midway location of present pocket bar 5 and seat pocket bar 5 is constituted support.
The children trolleys of using in the present embodiment not only can be used as dining chair and use, and car load are collapsible more, and is convenient and practical.
Above-described embodiment only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model spirit essence change or modify, and all should be encompassed within the protection domain of the present utility model.