CN203920856U - Children trolley - Google Patents
Children trolley Download PDFInfo
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- CN203920856U CN203920856U CN201420286634.3U CN201420286634U CN203920856U CN 203920856 U CN203920856 U CN 203920856U CN 201420286634 U CN201420286634 U CN 201420286634U CN 203920856 U CN203920856 U CN 203920856U
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- wheel support
- rotationally
- bar
- cross bar
- rear wheel
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- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a kind of children trolley, wherein the go-cart vehicle frame of this go-cart comprises front-wheel support, rear wheel support, seat bar, handle, described handle is located at the top of described front-wheel support regularly, can slide and can be connected to rotationally on described front-wheel support by relatively described front-wheel support along the length bearing of trend of described front-wheel support in the top of described rear wheel support, one end of described seat bar is connected on described front-wheel support rotationally, the other end of described seat bar is connected on described rear wheel support rotationally, when described go-cart vehicle frame is during in deployed condition, described seat bar, described front-wheel support, between described rear wheel support, form triangular structure, this deployed condition of comparing traditional vehicle is more stable, thereby there is good rigidity.Meanwhile, front-wheel support can serve as the effect of front-wheel support and push rod simultaneously, and its rod member quantity is few, and structure is more simple, compares its productive costs of traditional vehicle and also declines to a great extent.
Description
Technical field
the utility model relates to a kind of children trolley.
Background technology
in prior art, for ease of carrying and depositing, the vehicle frame of children trolley can fold when common.Vehicle frame generally includes the rod members such as front frame, after poppet, push rod, seat bar, between these rod members, is mostly connected by the mode of rotating.Owing to there being switching between each rod member, electric bell or other locking pieces need to be set at transit point place conventionally and be locked and make vehicle frame in deployed condition, its manufacturing cost is higher.In addition, the vehicle frame of this type is under deployed condition, although its rigidity can meet the needs of normal use, but still has situation on the low side, has affected the comfort level of its use.
Summary of the invention
the purpose of this utility model be to provide a kind of simple in structure, rod member quantity is few and the good children trolley of rigidity under deployed condition.
for achieving the above object, the technical solution adopted in the utility model is: a kind of children trolley, comprise have deployed condition and folded state go-cart vehicle frame, be located at described go-cart bottom of frame wheel assembly, be located on described go-cart vehicle frame for described go-cart vehicle frame is locked in to the lockout mechanism under deployed condition, described go-cart vehicle frame comprises:
front-wheel support, for from the upwardly extending rod member of described wheel assembly;
handle, described handle is located at the top of described front-wheel support regularly, and described handle becomes a rod member or two rod members with described front-wheel support;
rear wheel support, can slide and can be connected to rotationally on described front-wheel support by relatively described front-wheel support along the length bearing of trend of described front-wheel support in the top of described rear wheel support;
seat bar, one end of described seat bar is connected on described front-wheel support rotationally, and the other end of described seat bar is connected on described rear wheel support rotationally,
when described go-cart vehicle frame is during in deployed condition, between described seat bar, described front-wheel support, described rear wheel support, form triangular structure; When described go-cart vehicle frame is during in folded state, described seat bar, described rear wheel support are drawn close to described front-wheel support respectively.
preferably, the top of described rear wheel support is connected with sliding part rotationally, and described sliding part is located on described front-wheel support slidably along the length bearing of trend of described front-wheel support.
further preferably, described sliding part is sliding sleeve.
further preferably, described lockout mechanism comprises and being located between described sliding part and described front-wheel support for by the locking piece of both lockings.
preferably, described go-cart vehicle frame comprises the side stand that is positioned at both sides, the described side stand of every side includes described front-wheel support, described rear wheel support and described seat bar, and described go-cart vehicle frame also comprises being connected to described in both sides and can laterally draw folding strut assembly between side stand.
further preferably, described strut assembly comprises end cross assembly, cross assembly of the described end comprises mutual intersection and the two foundation struts that are rotationally connected at infall, one end of described bottom supporting rod is connected to described in a side on front-wheel support rotationally, and the other end of described bottom supporting rod is connected on the described rear wheel support of opposite side rotationally.
still more preferably, described strut assembly also comprises can laterally draw folding attached support component in, and described attached support component is located between the described rear wheel support of both sides, and described attached support component comprises:
montant;
the first cross bar, one end of described the first cross bar rotates and is connected with the upper end of described montant, and the other end of described the first cross bar is connected on the described rear wheel support of a side rotationally;
the second cross bar, one end of described the second cross bar rotates and is connected with the upper end of described montant and described the first cross bar, and the other end of described the second cross bar is connected on the described rear wheel support of opposite side rotationally;
the 3rd cross bar, described the 3rd one end of cross bar and the lower end of described montant and described the second cross bar rotate and are connected, and the other end of described the 3rd cross bar is connected on the described rear wheel support of a side rotationally;
the 4th cross bar, described the 4th one end of cross bar and the lower end of described montant rotate and are connected, and the other end of described the 4th cross bar is connected on the described rear wheel support of opposite side rotationally;
slide block, described slide block is located on described montant slidably along the length bearing of trend of described montant;
the first brace, one end of described the first brace is connected on described slide block rotationally, and the other end of described the first brace is connected on described the 3rd cross bar rotationally;
the second brace, one end of described the second brace is connected on described slide block rotationally, and the other end of described the second brace is connected on described the 4th cross bar rotationally,
described the first cross bar, described the second cross bar along continuous straight runs form stopping described slide block while expansion.
preferably, described go-cart vehicle frame also comprises back support bar assembly, and described back support bar assembly comprises in two back support bar of both sides, is located between two described back support bar the laterally linkage rod group of folding, and the lower end of described back support bar is connected on described seat bar rotationally,
further preferably, described linkage rod group comprises cross one another two hounds, the lower end of described hound is connected to the lower end of back support bar described in a side rotationally, the upper end of described hound is connected with rotationally and supports bar, described in support bar the other end be connected to rotationally the upper end of back support bar described in opposite side.
preferably, the axial line of described handle and the axial line of described front-wheel support extend along same rectilinear direction, and the diameter of described handle is identical with the diameter of described front-wheel support.
due to the utilization of technique scheme, the utility model compared with prior art has following advantages: children trolley of the present utility model, wherein between front-wheel support, rear wheel support, three rod members of seat bar, can form stable triangular structure and make go-cart vehicle frame in stable deployed condition, compare traditional cart structure, this go-cart vehicle frame has better rigidity, simultaneously, front-wheel support can serve as the effect of front-wheel support and push rod simultaneously, its rod member quantity is few, structure is more simple, compares its productive costs of traditional vehicle and also declines to a great extent.
Brief description of the drawings
accompanying drawing 1 is the integral structure schematic diagram of children trolley of the present utility model in the time of deployed condition;
the STRUCTURE DECOMPOSITION schematic diagram that accompanying drawing 2 is children trolley of the present utility model;
accompanying drawing 3 is the integral structure schematic diagram of children trolley of the present utility model in the time of semi-collapsed condition;
accompanying drawing 4 is the integral structure schematic diagram of children trolley of the present utility model in the time of folded state;
wherein: 10, side stand; 20, front-wheel; 30, trailing wheel;
1, between front-wheel; 2, rear wheel support; 3, seat bar; 4, sliding sleeve (sliding part); 8, handle;
5, end cross assembly; 51, bottom supporting rod;
6, attached support component; 61, the first cross bar; 62, the second cross bar; 63, the 3rd cross bar; 64, the 4th cross bar; 65, montant; 66, slide block; 67, the first brace; 68, the second brace;
7, backrest module; 71, back support bar; 72, hound; 73, support bar.
Detailed description of the invention
below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is further elaborated.
in definition about direction, be all according to this children trolley in use below, all around, upper and lower that children's sitting is observed in go-cart always define.
referring to the children trolley shown in Fig. 1 to Fig. 4, this go-cart comprise have deployed condition and folded state go-cart vehicle frame, be located at go-cart bottom of frame wheel assembly, be located on go-cart vehicle frame for go-cart vehicle frame is locked in to the lockout mechanism under deployed condition.
go-cart vehicle frame comprises at the side stand 10 of both sides, is connected between both sides side stand 10 and can laterally draws folding strut assembly in.The side stand 10 of every side includes front-wheel support 1, rear wheel support 2, seat bar 3, handle 8, front-wheel support 1 is from the upwardly extending rod member of wheel assembly, wherein handle 8 is arranged on the top of front-wheel support 1 regularly, handle 8 can be two rod members with front-wheel support 1, also can be a rod member in the present embodiment, here, handle 8 has common axis with front-wheel support 1, and both diameters are identical.Wheel assembly comprise be located at front-wheel support 1 bottom front-wheel 20, be located at the trailing wheel 30 of rear wheel support 2 bottoms.
the top of rear wheel support 2 can along the length bearing of trend of front-wheel support 1 slide and relatively front-wheel support 1 be connected to rotationally on front-wheel support 1, here, the top of rear wheel support 2 is connected with a sliding part rotationally, this sliding part adopts sliding sleeve 4, and this sliding sleeve 4 is set on front-wheel support 1 slidably.One end of seat bar 3 is connected on front-wheel support 1 rotationally, and its other end is connected on rear wheel support 2 rotationally.Like this, in the time forming triangular structure between front-wheel support 1, rear wheel support 2, seat bar 3, side stand 10 is just deployed condition, and when sliding sleeve 4 is along sliding on front-wheel support 1, front-wheel support 1, rear wheel support 2 and seat bar 3 draw in mutually.
lockout mechanism comprises is located at the locking piece (not shown) for both are locked between sliding sleeve 4 and front-wheel support 1, and the form that this locking piece can adopt lock pin to match with lockhole realizes.
strut assembly comprises end cross assembly 5 and attached support component 6.
end cross assembly 5 is located between both sides front-wheel support 1 and the bottom of rear wheel support 2, it comprises mutual intersection and the two foundation struts 51 that are rotationally connected at infall, two foundation struts 51 all arrange in the following manner: one end of bottom supporting rod 51 is connected on the front-wheel support 1 of a side rotationally, and its other end is connected on the rear wheel support 2 of opposite side rotationally.
attached support component 6 is located between the rear wheel support 2 of both sides, shown in Figure 2, and this attached support component 6 comprises:
montant 65;
one end of the first cross bar 61, the first cross bars 61 rotates and is connected with the upper end of montant 65, and its other end is connected on the rear wheel support 2 of a side rotationally;
second one end of cross bar 62, the second cross bars 62 and the upper end of montant 65 and the first cross bar 61 rotate and are connected, and its other end is connected on the rear wheel support 2 of opposite side rotationally;
one end of the 3rd cross bar 63, the three cross bars 63 rotates and is connected with the lower end of montant 65, and its other end is connected on the rear wheel support 2 of a side rotationally;
the 4th one end of cross bar 64, the four cross bars 64 and the lower end of montant 65 and the 3rd cross bar 63 rotate and are connected, and its other end is connected on the rear wheel support 2 of opposite side rotationally;
slide block 66, slide block 66 is located on montant 65 slidably along the length bearing of trend of montant 65;
one end of the first brace 67, the first braces 67 is connected on slide block 66 rotationally, and its other end is connected on the 3rd cross bar 63 rotationally;
one end of the second brace 68, the second braces 68 is connected on slide block 66 rotationally, and its other end is connected on the 4th cross bar 64 rotationally,
in the time that slide block 66 slides to the upper end of montant 65, the first cross bar 61, the second cross bar 62 along continuous straight runs launch to form stopping slide block 66, between the 3rd cross bar 63, montant 65 and the first brace 67, form triangle, and form another triangle between the 4th cross bar 64, montant 65 and the second brace 68, the 3rd cross bar 63 and the 4th cross bar 64 are along same lineal layout, this attached support component 6 is locked in open mode, for fixing of spacing between the side stand 10 of the go-cart vehicle frame left and right sides; When the 3rd cross bar 63 and the 4th cross bar 64 rotate mutually, slide block 66 glides along montant 65, and the first brace 67, the corresponding rotation of the second brace 68, when then drawing close with the 3rd cross bar 63, the 4th cross bar 64 and montant 65 gradually, this attached support component 6 draws in folding gradually, and the side stand 10 of both sides draws in gradually.Also can lock this attached support component 6 for the lockout mechanism that locks go-cart vehicle frame.
this go-cart vehicle frame also comprises back support bar assembly 7, shown in Figure 2, this back support bar assembly 7 comprises in two back support bar 71 of both sides, is located between two back support bar 71 the laterally linkage rod group of folding, and two back support bar 71 are parallel to each other, and the lower end of back support bar 71 connects on present bar 3 rotationally.Linkage rod group comprises cross one another two hounds 72, the lower end of hound 72 is connected to the lower end of a side back support bar 71 rotationally, the upper end of hound 72 is connected with rotationally and supports bar 73, and this other end that supports bar 73 is connected to the upper end of opposite side back support bar 71 rotationally.In the time that go-cart vehicle frame draws in along left and right directions, above-mentioned linkage rod group makes back support bar 7 along laterally drawing in thereupon folding.
when this go-cart vehicle frame launches, as shown in Figure 1, end cross assembly 5, attached support component 6 launches to make mutually to launch between the side stand 10 of both sides, on the side stand 10 of every side, between front-wheel support 1, rear wheel support 2, seat bar 3, form a stable triangular structure, this side stand is in stable deployed condition.In the time that needs get up this go-cart vehicle frame folding, first the locking of mechanism unlocks, remove the locking between sliding sleeve 4 and front-wheel support 1, remove the lock-out state of attached support component 6, sliding sleeve 4 is along sliding on front-wheel support 1, drive rear wheel support 2, seat bar 3 rotates and draws close with front-wheel support 1 gradually relative to front-wheel support 1, attached support component 6 draws in gradually along left and right directions, drive end cross assembly 5 to draw in along left and right directions, back support bar assembly 7 also draws in gradually along left and right directions, as shown in Figure 3, finally be folded to form state as shown in Figure 4, compact conformation after folding, take up room less.When this go-cart vehicle frame is launched, only need to pin handle 8, playing trailing wheel 30 rotates backward relative rear wheel support 2 front-wheel support 2, drive sliding sleeve 4 to glide along front-wheel support 1, and drive seat bar 3 to relatively rotate, until sliding sleeve 4 is locked on front-wheel support 1, front-wheel support 1, between rear wheel support 2 and seat bar 3, form triangular structure position, side stand 10 launches, when side stand 10 launches, end cross assembly 5, attached support component 6 and back support bar assembly 7 also launch along left and right directions gradually, until attached support component 6 reaches lock-out state, the side stand 10 of both sides is relatively fixing, go-cart vehicle frame is in stable deployed condition.Folding and the expansion of above-mentioned go-cart vehicle frame is simple to operation.
on this go-cart vehicle frame, agent structure only adopts front-wheel support 1, rear wheel support 2 and seat bar 3 these three rod members, in the time that go-cart vehicle frame launches, between front-wheel support 1, rear wheel support 2 and seat bar 3, form stable triangular structure and make go-cart vehicle frame in stable deployed condition, handle 8 is directly installed on front-wheel support 1, and front-wheel support 1 has played the effect of push rod and front-wheel support simultaneously.Traditional cart structure is compared in setting like this following advantage:
(1) rod member negligible amounts, easy for installation;
(2) rigid phase of go-cart vehicle frame car load under deployed condition is enhanced than other traditional vehicles, and its rigidity exceeds the more than 50% of traditional vehicle rigidity, and it is more outstanding that this manifests in the time that go-cart vehicle frame bears a heavy burden;
(3) avoided being rotationally connected of push rod and front-wheel support or rear wheel support, also avoided the use of electric bell locking piece, reduced significantly productive costs, its cost is compared other traditional vehicles and has been reduced by 5% to 10% left and right.
above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement 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, within all should being encompassed in protection domain of the present utility model.
Claims (10)
1. a children trolley, comprise have deployed condition and folded state go-cart vehicle frame, be located at described go-cart bottom of frame wheel assembly, be located on described go-cart vehicle frame for described go-cart vehicle frame is locked in to the lockout mechanism under deployed condition, it is characterized in that, described go-cart vehicle frame comprises:
Front-wheel support, for from the upwardly extending rod member of described wheel assembly;
Handle, described handle is located at the top of described front-wheel support regularly, and described handle becomes a rod member or two rod members with described front-wheel support;
Rear wheel support, can slide and can be connected to rotationally on described front-wheel support by relatively described front-wheel support along the length bearing of trend of described front-wheel support in the top of described rear wheel support;
Seat bar, one end of described seat bar is connected on described front-wheel support rotationally, and the other end of described seat bar is connected on described rear wheel support rotationally,
When described go-cart vehicle frame is during in deployed condition, between described seat bar, described front-wheel support, described rear wheel support, form triangular structure; When described go-cart vehicle frame is during in folded state, described seat bar, described rear wheel support are drawn close to described front-wheel support respectively.
2. children trolley according to claim 1, is characterized in that: the top of described rear wheel support is connected with sliding part rotationally, and described sliding part is located on described front-wheel support slidably along the length bearing of trend of described front-wheel support.
3. children trolley according to claim 2, is characterized in that: described sliding part is sliding sleeve.
4. children trolley according to claim 2, is characterized in that: described lockout mechanism comprises is located at the locking piece for both are locked between described sliding part and described front-wheel support.
5. children trolley according to claim 1, it is characterized in that: described go-cart vehicle frame comprises the side stand that is positioned at both sides, the described side stand of every side includes described front-wheel support, described rear wheel support and described seat bar, and described go-cart vehicle frame also comprises being connected to described in both sides and can laterally draw folding strut assembly between side stand.
6. children trolley according to claim 5, it is characterized in that: described strut assembly comprises end cross assembly, cross assembly of the described end comprises mutual intersection and the two foundation struts that are rotationally connected at infall, one end of described bottom supporting rod is connected to described in a side on front-wheel support rotationally, and the other end of described bottom supporting rod is connected on the described rear wheel support of opposite side rotationally.
7. children trolley according to claim 6, is characterized in that: described strut assembly also comprises can laterally draw folding attached support component in, and described attached support component is located between the described rear wheel support of both sides, and described attached support component comprises:
Montant;
The first cross bar, one end of described the first cross bar rotates and is connected with the upper end of described montant, and the other end of described the first cross bar is connected on the described rear wheel support of a side rotationally;
The second cross bar, one end of described the second cross bar rotates and is connected with the upper end of described montant and described the first cross bar, and the other end of described the second cross bar is connected on the described rear wheel support of opposite side rotationally;
The 3rd cross bar, described the 3rd one end of cross bar and the lower end of described montant and described the second cross bar rotate and are connected, and the other end of described the 3rd cross bar is connected on the described rear wheel support of a side rotationally;
The 4th cross bar, described the 4th one end of cross bar and the lower end of described montant rotate and are connected, and the other end of described the 4th cross bar is connected on the described rear wheel support of opposite side rotationally;
Slide block, described slide block is located on described montant slidably along the length bearing of trend of described montant;
The first brace, one end of described the first brace is connected on described slide block rotationally, and the other end of described the first brace is connected on described the 3rd cross bar rotationally;
The second brace, one end of described the second brace is connected on described slide block rotationally, and the other end of described the second brace is connected on described the 4th cross bar rotationally,
Described the first cross bar, described the second cross bar along continuous straight runs form stopping described slide block while expansion.
8. children trolley according to claim 1, it is characterized in that: described go-cart vehicle frame also comprises back support bar assembly, described back support bar assembly comprises in two back support bar of both sides, is located between two described back support bar the laterally linkage rod group of folding, and the lower end of described back support bar is connected on described seat bar rotationally.
9. children trolley according to claim 8, it is characterized in that: described linkage rod group comprises cross one another two hounds, the lower end of described hound is connected to the lower end of back support bar described in a side rotationally, the upper end of described hound is connected with rotationally and supports bar, described in support bar the other end be connected to rotationally the upper end of back support bar described in opposite side.
10. children trolley according to claim 1, is characterized in that: the axial line of described handle and the axial line of described front-wheel support extend along same rectilinear direction, and the diameter of described handle is identical with the diameter of described front-wheel support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420286634.3U CN203920856U (en) | 2014-05-30 | 2014-05-30 | Children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420286634.3U CN203920856U (en) | 2014-05-30 | 2014-05-30 | Children trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203920856U true CN203920856U (en) | 2014-11-05 |
Family
ID=51816716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420286634.3U Expired - Fee Related CN203920856U (en) | 2014-05-30 | 2014-05-30 | Children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203920856U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044622A (en) * | 2014-05-30 | 2014-09-17 | 好孩子儿童用品有限公司 | Children trolley |
| WO2015180466A1 (en) * | 2014-05-30 | 2015-12-03 | 好孩子儿童用品有限公司 | Collapsible stroller |
-
2014
- 2014-05-30 CN CN201420286634.3U patent/CN203920856U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044622A (en) * | 2014-05-30 | 2014-09-17 | 好孩子儿童用品有限公司 | Children trolley |
| WO2015180466A1 (en) * | 2014-05-30 | 2015-12-03 | 好孩子儿童用品有限公司 | Collapsible stroller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |