CN204055909U - Folding trolley - Google Patents
Folding trolley Download PDFInfo
- Publication number
- CN204055909U CN204055909U CN201420517706.0U CN201420517706U CN204055909U CN 204055909 U CN204055909 U CN 204055909U CN 201420517706 U CN201420517706 U CN 201420517706U CN 204055909 U CN204055909 U CN 204055909U
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- China
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- front frame
- frame
- poppet
- push rod
- connecting rod
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- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a kind of Folding trolley, wherein stroller frame comprises front frame, after poppet, push rod, connecting rod and bottom bracing frame, after poppet head lamp brush guard pivot is connected with sliding part, this sliding part is located on front frame slidably along the length bearing of trend of front frame, the bottom of push rod is connected with the top phase pivot of after poppet, the upper pivot of connecting rod is connected on push rod, and the lower pivot of connecting rod is connected to the top of front frame; Bottom bracing is set up between front frame and after poppet, and the front portion of this bottom bracing frame is connected to the bottom of front frame rotationally, and its rear portion is connected to the bottom of after poppet rotationally.This stroller frame upper lever quantity is few, it folds and operates all very simple with expansion, when stroller frame folds, front frame, after poppet, push rod, connecting rod and bottom bracing frame can closely be drawn close together, make the stroller frame structure after folding very compact, take up room less, be easy to deposit and carry.
Description
Technical field
the utility model relates to a kind of Folding trolley.
Background technology
children trolley of the prior art, comprise there is expanded position and folding position stroller frame, be located at wheel assembly bottom stroller frame, be located at lockout mechanism stroller frame is locked in by stroller frame under expanded position.Existing stroller frame of a great variety, its rod member number is not identical yet, and the annexation between each rod member, connection location are not identical, thus the folding principle of stroller frame and folding mode are also different.Under guarantee go-cart well launches the prerequisite of stability, reduce the quantity of go-cart upper lever as best one can, simplify folding operation, reduce the go-cart volume after folding, this is the target that those skilled in the art continue to pursue.
Summary of the invention
the purpose of this utility model is to provide the Folding trolley that a kind of rod member quantity is few, structure is simple and easy to operate.
for achieving the above object, the technical solution adopted in the utility model is: a kind of Folding trolley, comprise folding stroller frame, be located at wheel assembly bottom described stroller frame, for by described stroller frame locking lockout mechanism in the deployed state, described stroller frame comprises:
front frame;
after poppet, described after poppet head lamp brush guard pivot is connected with sliding part, and described sliding part is located on described front frame along the length bearing of trend of described front frame slidably;
push rod, the bottom of described push rod is connected with the top phase pivot of described after poppet;
connecting rod, the upper pivot of described connecting rod is connected on described push rod, and the lower pivot of described connecting rod is connected to the top of described front frame;
bottom bracing frame, is located between described front frame and described after poppet, and the front portion of described bottom bracing frame is connected to the bottom of described front frame rotationally, is connected to the posterior rotation of described bottom bracing frame the bottom of described after poppet.
preferably, described after poppet comprises the upper strut between two back stays laying respectively at the left and right sides, the described back stay being fixedly connected on both sides, described front frame is between the described back stay of both sides, and described sliding part is pivotally connected on described upper strut.
further, the bottom of the described back stay of both sides has been permanently connected lower supporting rod, is connected on described lower supporting rod to the posterior rotation of described bottom bracing frame.
further, described connecting rod is opening up U-shaped bar, and the upper end of the dual-side of described connecting rod is pivotally connected on described push rod respectively.
further, described sliding part on described front frame between described connecting rod and described front frame the below of pivot connection point.
further, described push rod is opening U-shaped bar forward, and the lower end of the dual-side of described push rod is connected with the described back stay phase pivot of both sides respectively.
further, described back stay is bottom-up to turn forward, and bends backward at top place and extend to form a junction, and the lower pivot of described push rod is connected to the upper end of described connecting portion.
preferably, described sliding part is can slide up and down to be set in the sliding sleeve on described front frame.
preferably, described lockout mechanism is be located at the locking piece for both being locked between described sliding part and described front frame.
further preferably, the top of described front frame is also provided with the unlock piece for unlocking described locking piece.
due to the utilization of technique scheme, the utility model compared with prior art has following advantages: the rod member quantity of Folding trolley of the present utility model is few, it folds and operates all very simple with expansion, the stroller frame attractive appearance simple for structure of deployed condition, when stroller frame folds, front frame, after poppet, push rod, connecting rod and bottom bracing frame can closely be drawn close together, make the stroller frame structure after folding very compact, take up room less, be easy to deposit and carry.
Accompanying drawing explanation
accompanying drawing 1 is the block diagram under Folding trolley of the present utility model is in deployed condition;
accompanying drawing 2 is the lateral plan under Folding trolley of the present utility model is in deployed condition;
accompanying drawing 3 is the block diagram under Folding trolley of the present utility model is in semi-collapsed condition;
accompanying drawing 4 is the lateral plan under Folding trolley of the present utility model is in semi-collapsed condition;
accompanying drawing 5 is the block diagram under Folding trolley of the present utility model is in folded state;
accompanying drawing 6 is the lateral plan under Folding trolley of the present utility model is in folded state;
wherein: 1, front frame; 2, after poppet; 21, back stay; 210, connecting portion; 22, upper strut; 23, lower supporting rod; 3, push rod; 4, connecting rod; 5, sliding part (sliding sleeve); 6, bottom bracing frame; 7, unlock piece; 8, front-wheel; 9, trailing wheel.
Detailed description of the invention
below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is further elaborated.
see the Folding trolley shown in Fig. 1 to Fig. 6, this Folding trolley comprises folding stroller frame, be located at wheel assembly bottom stroller frame and for by stroller frame locking lockout mechanism in the deployed state.
this stroller frame comprises front frame 1, after poppet 2, push rod 3, and is located at the connecting rod 4 between push rod 3 and front frame 1.After poppet 2 is connected with a sliding part 5, this sliding part 5 can be located on front frame 1 slidably along the length bearing of trend of front frame 1.The bottom of push rod 3 is connected with the top phase pivot of after poppet 2, and the upper pivot of connecting rod 4 is connected on push rod 3, the pivot connection point between connecting rod 4 and push rod 3 on push rod 3 between push rod 3 and after poppet 2 above pivot connection point; The lower pivot of connecting rod 4 is connected to the top of front frame 1, sliding part 5 on front frame 1 between connecting rod 4 and front frame 1 below of pivot connection point.
this stroller frame also comprises the bottom bracing frame 6 be located between front frame 1 and after poppet 2, and the front portion of this bottom bracing frame 6 is connected to the bottom of front frame 1 rotationally, and its rear portion is connected to the bottom of after poppet 2 rotationally.Slider-crank mechanism is constituted between front frame 1, after poppet 2, bottom bracing frame 6 and sliding part 5.
shown in each accompanying drawing, the Folding trolley of the present embodiment is three-wheel children trolley, after poppet 2 comprise lay respectively at the left and right sides two back stays 21, be connected to upper strut 22 between two back stays 21, upper strut 22 extends along the left and right directions of stroller frame.Sliding part 5 adopt be sliding sleeve, this sliding part 5 is pivotally connected in the middle part of strut 22, front frame 1 through both sides back stay 21 and be slidingly connected with sliding part 5.Wheel assembly comprises to be located at front-wheel 8 bottom front frame 1, to be located at two trailing wheels 9 bottom both sides back stay 21 respectively.
after poppet 2 also comprises the lower supporting rod 23 of back stay 21 bottom being fixedly attached to both sides, this lower supporting rod 23 is positioned at the below of strut 22, namely the rear portion of bottom bracing frame 6 is connected on this lower supporting rod 23 rotationally, herein, lower supporting rod 23 extends along the left and right directions of stroller frame, the rear portion of bottom bracing frame 6 is connected on lower supporting rod 23 around lower supporting rod 23 rotationally, and the front portion of bottom bracing frame 6 is then pivotally connected in the bottom of front frame 1.
shown in each accompanying drawing, the back stay 21 of both sides is bottom-up to turn forward, and bend backward at top place and extend to form a junction 210, push rod 3 is in opening U-shaped bar forward, and the bottom of push rod 3 both sides is pivotally connected in the upper end of the connecting portion 210 of both sides respectively accordingly.Like this, when stroller frame folds, the back stay 21 of both sides can respectively with the dual-side phase close proximity of push rod 3.Connecting rod 4 is in opening up U-shaped bar, and the upper end of connecting rod 4 dual-side is pivotally connected on the dual-side of push rod 3 respectively, and the lower end of connecting rod 4 is then pivotally connected in the top of front frame 1.
in the present embodiment, lockout mechanism is the locking piece (not shown) be located between front frame 1 and sliding part 5, and the form that this locking piece can adopt lock to match with lockhole is locked.The top of front frame 1 is also provided with the unlock piece 7 for unlocking above-mentioned locking piece, and this unlock piece 7 can adopt unlocking board, and being connected between this unlocking board and the lock in locking piece is connected, and locking piece can be unlocked when stepping on unlocking board by user.
when this stroller frame is launched to use, shown in Fig. 1, Fig. 2, locking piece locks, and sliding part 5 is relative with front frame 1 fixing, and form stable support between front frame 1, after poppet 2 and bottom supporting rod 6, connecting rod 4 is stably supported between push rod 3 and front frame 1.When stroller frame is folded up by needs, first by unlock piece 7, locking piece is unlocked, press down push rod 3, push rod 3 acts on connecting rod 4 and to make connecting rod 4 order about the top of front frame 1 descending, push rod 3 drives the top of after poppet 2 descending and makes it overturn towards bottom bracing frame 6 gradually simultaneously, this makes sliding part 5 glide gradually along the length bearing of trend of front frame 1, drive front frame 1, after poppet 2 are drawn close to bottom bracing frame 6 respectively gradually, push rod 3 and connecting rod 4 are also drawn close to front frame 1 and after poppet 2 gradually, as shown in Figure 3, Figure 4.Finally, front frame 1, after poppet 2, push rod 3, connecting rod 4 and bottom supporting rod 6 are closely drawn close together mutually, form structure as shown in Figure 5, Figure 6.Above-mentioned folding operation is simple and convenient, and the cart structure after folding is compact, takes up room less.
when stroller frame is launched to use by needs, then go up pulling-pushing rod 3, push rod 3 drives the top of the top of after poppet 2 and connecting rod 4 up, after poppet 2 rotates relative to bottom bracing frame 6 gradually, connecting rod 4 drives the top of front frame 1 up and front frame 1 is rotated relative to bottom bracing frame 6 gradually, make sliding part 5 up gradually along the length bearing of trend of front frame 1, until after relatively launching between front frame 1, after poppet 2, push rod 3, connecting rod 4, sliding part 5 is locked by locking piece, and namely go-cart is in stable deployed condition.Above-mentioned expansion operation is also very convenient, and the stroller frame under deployed condition is simple for structure, attractive appearance.
above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood 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 done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (10)
1. a Folding trolley, comprises folding stroller frame, is located at wheel assembly bottom described stroller frame, for by described stroller frame locking lockout mechanism in the deployed state, it is characterized in that, described stroller frame comprises:
Front frame;
After poppet, described after poppet head lamp brush guard pivot is connected with sliding part, and described sliding part is located on described front frame along the length bearing of trend of described front frame slidably;
Push rod, the bottom of described push rod is connected with the top phase pivot of described after poppet;
Connecting rod, the upper pivot of described connecting rod is connected on described push rod, and the lower pivot of described connecting rod is connected to the top of described front frame;
Bottom bracing frame, is located between described front frame and described after poppet, and the front portion of described bottom bracing frame is connected to the bottom of described front frame rotationally, is connected to the posterior rotation of described bottom bracing frame the bottom of described after poppet.
2. Folding trolley according to claim 1, it is characterized in that: described after poppet comprises the upper strut between two back stays laying respectively at the left and right sides, the described back stay being fixedly connected on both sides, described front frame is between the described back stay of both sides, and described sliding part is pivotally connected on described upper strut.
3. Folding trolley according to claim 2, is characterized in that: the bottom of the described back stay of both sides has been permanently connected lower supporting rod, is connected on described lower supporting rod to the posterior rotation of described bottom bracing frame.
4. Folding trolley according to claim 2, is characterized in that: described connecting rod is opening up U-shaped bar, and the upper end of the dual-side of described connecting rod is pivotally connected on described push rod respectively.
5. Folding trolley according to claim 4, is characterized in that: described sliding part on described front frame between described connecting rod and described front frame the below of pivot connection point.
6. the Folding trolley according to claim 2 or 4, is characterized in that: described push rod is opening U-shaped bar forward, and the lower end of the dual-side of described push rod is connected with the described back stay phase pivot of both sides respectively.
7. Folding trolley according to claim 2, is characterized in that: described back stay is bottom-up to turn forward, and bends backward at top place and extend to form a junction, and the lower pivot of described push rod is connected to the upper end of described connecting portion.
8. Folding trolley according to claim 1, is characterized in that: described sliding part is can slide up and down to be set in the sliding sleeve on described front frame.
9. Folding trolley according to claim 1, is characterized in that: described lockout mechanism is be located at the locking piece for both being locked between described sliding part and described front frame.
10. Folding trolley according to claim 9, is characterized in that: the top of described front frame is also provided with the unlock piece for unlocking described locking piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420517706.0U CN204055909U (en) | 2014-09-10 | 2014-09-10 | Folding trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420517706.0U CN204055909U (en) | 2014-09-10 | 2014-09-10 | Folding trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204055909U true CN204055909U (en) | 2014-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420517706.0U Active CN204055909U (en) | 2014-09-10 | 2014-09-10 | Folding trolley |
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| Country | Link |
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| CN (1) | CN204055909U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260770A (en) * | 2014-09-10 | 2015-01-07 | 好孩子儿童用品有限公司 | Folding cart |
-
2014
- 2014-09-10 CN CN201420517706.0U patent/CN204055909U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260770A (en) * | 2014-09-10 | 2015-01-07 | 好孩子儿童用品有限公司 | Folding cart |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |