CN203996359U - Folding trolley - Google Patents
Folding trolley Download PDFInfo
- Publication number
- CN203996359U CN203996359U CN201420360449.4U CN201420360449U CN203996359U CN 203996359 U CN203996359 U CN 203996359U CN 201420360449 U CN201420360449 U CN 201420360449U CN 203996359 U CN203996359 U CN 203996359U
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- China
- Prior art keywords
- wheel support
- connecting rod
- rotates
- rear wheel
- rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000008602 contraction Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 1
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Abstract
The utility model relates to a kind of Folding trolley, comprise the vehicle frame with open mode and folded state, be arranged on front component and the wheel assembly of vehicle frame bottom, vehicle frame comprises symmetrical two sidecar framves that are arranged on the left and right sides, be connected between two sidecar framves and link span that can be laterally folded, each sidecar frame comprises the front-wheel support that bottom is connected with front component, the rear wheel support that bottom is connected with wheel assembly, with the upper end of the rear wheel support push rod being connected that rotates, one end and the upper end of front-wheel support rotate and are connected and the other end and the push rod rear linking rod being connected that rotates, rear wheel support slides and is arranged on rotationally on front-wheel support along the length direction of front-wheel support.The utility model cart structure novelty, can realize easily folding opening, and more neat after folding.
Description
Technical field
the utility model relates to a kind of children trolley, is specifically related to a kind of Folding trolley.
Background technology
in order to facilitate baby-mind, at present increasing family selection uses Folding trolley.General Folding trolley comprise have open mode and folded state vehicle frame, be arranged on vehicle frame bottom vehicle wheel component, be arranged at the seat pocket on vehicle frame and vehicle frame be locked in to the blocking device of open mode.Go-cart vehicle frame of the prior art is of a great variety, the rod member number difference of go-cart vehicle frame, and the annexation between each rod member, connection location difference, thus folding principle and folding mode are different.
Summary of the invention
technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of Folding trolley of novel structure is provided.
for solving above technical matters, the utility model is taked following technical scheme:
a kind of Folding trolley, comprise and there is the vehicle frame of open mode and folded state, the front component that is arranged on vehicle frame bottom and wheel assembly, vehicle frame comprises symmetrical two sidecar framves that are arranged on the left and right sides, is connected between two sidecar framves and link span that can be laterally folded, and each sidecar frame comprises:
front-wheel support, the bottom of front-wheel support is connected with front component;
rear wheel support, the bottom of rear wheel support is connected with wheel assembly, and slides and be arranged on rotationally on front-wheel support along the length direction of front-wheel support;
push rod, push rod rotates and is connected with rear wheel support;
rear linking rod, an end of rear linking rod and the upper end of front-wheel support rotate and are connected and the other end rotates and is connected with push rod, and rear linking rod is positioned at the upper back of rear wheel support;
link span comprises and is connected to the bottom bracing frame arranging between the front-wheel support of two sidecar framves and rear wheel support;
link span also comprises and is connected to the back pole-bracket arranging between rear wheel support.
preferably, on rear wheel support, rotate and be provided with sliding part, by sliding part and front-wheel support phase sliding block joint.
preferably, back pole-bracket comprises stull, lower brace, both ends are rotationally connected with respectively the vertical connecting rod of stull and lower brace, the first stirrup and second stirrup of vertical connecting rod can be rotated and can be slidably connected in one end, upper stull comprises the first connecting rod separately with inner end and outer end, second connecting rod, lower brace comprises the third connecting rod separately with inner end and outer end, the 4th connecting rod, first connecting rod rotates and is connected with the inner end of second connecting rod, third connecting rod rotates and is connected with the inner end of the 4th connecting rod, the outer end of first connecting rod rotates and is connected with the middle part of rear wheel support that is positioned at left side, the outer end of second connecting rod rotates and is connected with the middle part of rear wheel support that is positioned at right side, the outer end of third connecting rod rotates and is connected with the bottom of rear wheel support that is positioned at left side, the outer end of the 4th connecting rod rotates and is connected with the bottom of rear wheel support that is positioned at right side, the first stirrup and the second stirrup are symmetricly set on the left and right sides of vertical connecting rod, the other end of the first stirrup is rotationally connected with the middle part of third connecting rod, the other end of the second stirrup is rotationally connected with the middle part of the 4th connecting rod.
preferably, link span also comprises be connected to the upper support arranging between the push rod of the left and right sides, upper support comprises head rod, second pipe link separately with inner end and outer end, head rod rotates and is connected with the inner end of the second pipe link, the outer end of head rod rotates and is connected with the push rod that is positioned at left side, and the outer end of the second pipe link rotates and is connected with the push rod that is positioned at right side.
preferably, Folding trolley comprises the blocking device that vehicle frame is locked in to open mode, and blocking device comprises and being arranged between front-wheel support and sliding part for locking the locking piece of the two relative position.
preferably, Folding trolley comprises the seat pocket being arranged on vehicle frame, and seat pocket is arranged between the bottom of the push rod of the left and right sides.
preferably, bottom bracing frame is intersected and is rotated and connect and compose at the place of intersecting by left bottom bar and right bottom bar, the leading section of left bottom bar and right bottom bar respectively with the setting that rotates of the bottom of the front-wheel support of corresponding side, the rearward end of left bottom bar and right bottom bar respectively with the setting that rotates of the bottom of the rear wheel support of opposite side.
preferably, front-wheel support and the rear wheel support distance between the two under open mode is greater than the distance between correspondence position under folded state.
the utility model compared with prior art tool has the following advantages:
the utility model go-cart vehicle frame forms distortion quadrilateral structure jointly by push rod, rear linking rod, front-wheel support, rear wheel support, under released state, rear wheel support drives the variation of bottom bracing frame along front-wheel support down sliding, make whole vehicle frame dimensional contraction on Width, and drive push rod, the rear linking rod connecting that rotate to rotate simultaneously, make go-cart car load folding, the utility model go-cart can realize easily folding opening, and more neat after folding.
Brief description of the drawings
fig. 1 is the perspective view of the utility model Folding trolley under open mode;
fig. 2 is the left view of the utility model Folding trolley under open mode;
fig. 3 is the back view of the utility model Folding trolley under open mode;
fig. 4 is the perspective view of the utility model Folding trolley in folding process;
fig. 5 is the left view of the utility model Folding trolley in folding process;
fig. 6 is the perspective view of the utility model Folding trolley under folded state;
fig. 7 is the left view of the utility model Folding trolley under folded state;
in figure: 1, front component; 2, wheel assembly; 3, sidecar frame; 31, front-wheel support; 32, rear wheel support; 33, push rod; 34, rear linking rod; 35, sliding part; 4, bottom bracing frame; 41, left bottom bar; 42, right bottom bar; 5, back pole-bracket; 51, upper stull; 52, lower brace; 53, vertical connecting rod; 54, the first stirrup; 55, the second stirrup; 6, upper support; 61, head rod; 62, the second pipe link.
Detailed description of the invention
below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is elaborated.
if accompanying drawing 1 is to as shown in accompanying drawing 7, a kind of Folding trolley of the utility model, comprise having the vehicle frame of open mode and folded state, the front component 1 that is arranged on vehicle frame bottom and wheel assembly 2, be arranged at the seat pocket on vehicle frame and vehicle frame be locked in to the blocking device of open mode, vehicle frame comprises symmetrical two sidecar framves 3 that are arranged on the left and right sides, is connected between two sidecar framves 3 and link span that can be laterally folded.
in the present embodiment, each sidecar frame 3 comprises front-wheel support 31 that bottom is connected with front component 1, rear wheel support 32 that bottom is connected with wheel assembly 2, rotates and be connected and the other end and push rod 33 rear linking rod 34 being connected that rotates with the rotate push rod 33 that is connected, an end and the upper end of front-wheel support 31, the upper end of rear wheel support 32, on rear wheel support 32, rotate and be provided with sliding part 35, sliding part 35 along the length direction of front-wheel support 31 slide and with front-wheel support 31 phase sliding block joints, rear linking rod 34 is positioned at the upper back of rear wheel support 32.
in the present embodiment, link span comprises the bottom bracing frame 4 that is connected to setting between two sidecar framves 3, bottom bracing frame 4 is intersected and is rotated and connect and compose at the place of intersecting by left bottom bar 41 and right bottom bar 42, the leading section of left bottom bar 41 and right bottom bar 42 respectively with the setting that rotates of the bottom of the front-wheel support 31 of corresponding side, the rearward end of left bottom bar 41 and right bottom bar 42 respectively with the setting that rotates of the bottom of the rear wheel support 32 of opposite side.
in the present embodiment, link span also comprises the back pole-bracket 5 that is connected to setting between rear wheel support 32, back pole-bracket 5 comprises stull 51, lower brace 52, both ends are rotationally connected with respectively the vertical connecting rod 53 of stull 51 and lower brace 52, the first stirrup 54 and second stirrup 55 of vertical connecting rod 53 can be rotated and can be slidably connected in one end, upper stull 51 comprises the first connecting rod separately with inner end and outer end, second connecting rod, lower brace 52 comprises the third connecting rod separately with inner end and outer end, the 4th connecting rod, first connecting rod rotates and is connected with the inner end of second connecting rod, third connecting rod rotates and is connected with the inner end of the 4th connecting rod, the outer end of first connecting rod rotates and is connected with the middle part of rear wheel support 32 that is positioned at left side, the outer end of second connecting rod rotates and is connected with the middle part of rear wheel support 32 that is positioned at right side, the outer end of third connecting rod rotates and is connected with the bottom of rear wheel support 32 that is positioned at left side, the outer end of the 4th connecting rod rotates and is connected with the bottom of rear wheel support 32 that is positioned at right side, the first stirrup 54 and the second stirrup 55 are symmetricly set on the left and right sides of vertical connecting rod 53, the other end of the first stirrup 54 is rotationally connected with the middle part of third connecting rod, the other end of the second stirrup 55 is rotationally connected with the middle part of the 4th connecting rod.Any one can make structure that the rear wheel support 32 of both sides can be folding on Width all can be used as back pole-bracket to be used in herein, and said structure only, for wherein a kind of, is not limited to this kind of structure.
in the present embodiment, link span also comprises the upper support 6 that is connected to setting between the push rod 33 of the left and right sides, upper support 6 comprises head rod 61, second pipe link 62 separately with inner end and outer end, head rod 61 rotates and is connected with the inner end of the second pipe link 62, the outer end of head rod 61 rotates and is connected with the push rod 33 that is positioned at left side, and the outer end of the second pipe link 62 rotates and is connected with the push rod 33 that is positioned at right side.Any one can make structure that the push rod 33 of both sides can be folding on Width all can be used as support to be used in herein, and said structure only, for wherein a kind of, is not limited to this kind of structure.
in the present embodiment, blocking device comprises and being arranged between front-wheel support 31 and sliding part 35 for locking the locking piece of the two relative position.
in the present embodiment, seat pocket is arranged between the bottom of the push rod 33 of the left and right sides.
when Folding trolley vehicle frame, blocking device release, upwards mention back pole-bracket 5, sliding part 35 is along front-wheel support 31 down slidings, drive rear wheel support 32, push rod 33, rear linking rod 34 to turn folding, bottom bracing frame 4 dimensional contraction on Width, until move to shown in accompanying drawing 7, completes folding of whole vehicle frame simultaneously.Otherwise be the opening procedure of whole vehicle frame, front-wheel support and the rear wheel support distance between the two under open mode is greater than the distance between correspondence position under folded state.
in sum, the utility model go-cart vehicle frame forms distortion quadrilateral structure jointly by push rod, rear linking rod, front-wheel support, rear wheel support, under released state, rear wheel support drives the variation of bottom bracing frame along front-wheel support down sliding, make whole vehicle frame dimensional contraction on Width, and drive push rod, the rear linking rod connecting that rotate to rotate simultaneously, make go-cart car load folding, the utility model go-cart can realize easily folding opening, and more neat after folding.
above the utility model is described in detail, but the utility model is not limited to the above embodiments.All equivalences of doing according to Spirit Essence of the present utility model change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (8)
1. a Folding trolley, comprise and there is the vehicle frame of open mode and folded state, the front component (1) that is arranged on vehicle frame bottom and wheel assembly (2), described vehicle frame comprises symmetrical two the sidecar framves (3) that are arranged on the left and right sides, is connected between the sidecar frame (3) described in two and link span that can be laterally folded, it is characterized in that: each described sidecar frame (3) comprising:
Front-wheel support (31), the bottom of described front-wheel support (31) is connected with described front component (1);
Rear wheel support (32), the bottom of described rear wheel support (32) is connected with described wheel assembly (2), and slides and be arranged on rotationally on described front-wheel support (31) along the length direction of described front-wheel support (31);
Push rod (33), described push rod (33) rotates and is connected with described rear wheel support (32);
Rear linking rod (34), one end of described rear linking rod (34) and the upper end of described front-wheel support (31) rotate and are connected and the other end rotates and is connected with described push rod (33), and described rear linking rod (34) is positioned at the upper back of described rear wheel support (32);
Described link span comprises the bottom bracing frame (4) arranging between the front-wheel support of the sidecar frame (3) being connected to described in two and rear wheel support;
Described link span also comprises the back pole-bracket (5) that is connected to setting between described rear wheel support (32).
2. Folding trolley according to claim 1, is characterized in that: the upper rotation of described rear wheel support (32) is provided with sliding part (35), by described sliding part (35) and described front-wheel support (31) phase sliding block joint.
3. Folding trolley according to claim 1, it is characterized in that: described back pole-bracket (5) comprises stull (51), lower brace (52), both ends are rotationally connected with respectively the vertical connecting rod (53) of stull (51) and lower brace (52), the first stirrup (54) and second stirrup (55) of vertical connecting rod (53) can be rotated and can be slidably connected in one end, described upper stull (51) comprises the first connecting rod separately with inner end and outer end, second connecting rod, described lower brace (52) comprises the third connecting rod separately with inner end and outer end, the 4th connecting rod, described first connecting rod rotates and is connected with the inner end of second connecting rod, described third connecting rod rotates and is connected with the inner end of the 4th connecting rod, the outer end of described first connecting rod rotates and is connected with the middle part of described rear wheel support (32) that is positioned at left side, the outer end of described second connecting rod rotates and is connected with the middle part of described rear wheel support (32) that is positioned at right side, the outer end of described third connecting rod rotates and is connected with the bottom of described rear wheel support (32) that is positioned at left side, the outer end of the 4th described connecting rod rotates and is connected with the bottom of described rear wheel support (32) that is positioned at right side, described the first stirrup (54) and the second stirrup (55) are symmetricly set on the left and right sides of described vertical connecting rod (53), the other end of the first described stirrup is rotationally connected with the middle part of described third connecting rod, the other end of the second described stirrup is rotationally connected with the middle part of the 4th described connecting rod.
4. Folding trolley according to claim 1, it is characterized in that: described link span also comprises the upper support (6) that is connected to setting between the described push rod (33) that is positioned at the left and right sides, described upper support (6) comprises the head rod (61) separately with inner end and outer end, the second pipe link (62), described head rod (61) rotates and is connected with the inner end of the second pipe link (62), the outer end of described head rod (61) rotates and is connected with the described push rod (33) that is positioned at left side, the outer end of described the second pipe link (62) rotates and is connected with the described push rod (33) that is positioned at right side.
5. Folding trolley according to claim 2, it is characterized in that: described Folding trolley comprises the blocking device that described vehicle frame is locked in to open mode, described blocking device comprises and being arranged between described front-wheel support (31) and described sliding part (35) for locking the locking piece of the two relative position.
6. Folding trolley according to claim 1, is characterized in that: described Folding trolley comprises the seat pocket being arranged on described vehicle frame, and described seat pocket is arranged between the bottom of described push rod (33) that is positioned at the left and right sides.
7. Folding trolley according to claim 1, it is characterized in that: described bottom bracing frame (4) is intersected and rotated and connect and compose at the place of intersecting by left bottom bar (41) and right bottom bar (42), described left bottom bar (41) and the leading section of right bottom bar (42) respectively with the setting that rotates of the bottom of the front-wheel support (31) of corresponding side, described left bottom bar (41) and the rearward end of right bottom bar (42) respectively with the setting that rotates of the bottom of the rear wheel support (32) of opposite side.
8. Folding trolley according to claim 1, is characterized in that: described front-wheel support and the rear wheel support distance between the two under open mode is greater than the distance between correspondence position under folded state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420360449.4U CN203996359U (en) | 2014-07-01 | 2014-07-01 | Folding trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420360449.4U CN203996359U (en) | 2014-07-01 | 2014-07-01 | Folding trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203996359U true CN203996359U (en) | 2014-12-10 |
Family
ID=52036404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420360449.4U Expired - Fee Related CN203996359U (en) | 2014-07-01 | 2014-07-01 | Folding trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203996359U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741101A (en) * | 2016-12-28 | 2017-05-31 | 好孩子儿童用品有限公司 | Children trolley |
| CN108407876A (en) * | 2018-05-21 | 2018-08-17 | 好孩子儿童用品有限公司 | A kind of children trolley |
| WO2020029751A1 (en) * | 2018-08-09 | 2020-02-13 | 杭州智聪网络科技有限公司 | Baby stroller |
-
2014
- 2014-07-01 CN CN201420360449.4U patent/CN203996359U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741101A (en) * | 2016-12-28 | 2017-05-31 | 好孩子儿童用品有限公司 | Children trolley |
| CN108407876A (en) * | 2018-05-21 | 2018-08-17 | 好孩子儿童用品有限公司 | A kind of children trolley |
| CN108407876B (en) * | 2018-05-21 | 2024-04-05 | 好孩子儿童用品有限公司 | Child cart |
| WO2020029751A1 (en) * | 2018-08-09 | 2020-02-13 | 杭州智聪网络科技有限公司 | Baby 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: 20141210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |