CN205554271U - Child cart - Google Patents
Child cart Download PDFInfo
- Publication number
- CN205554271U CN205554271U CN201620142844.4U CN201620142844U CN205554271U CN 205554271 U CN205554271 U CN 205554271U CN 201620142844 U CN201620142844 U CN 201620142844U CN 205554271 U CN205554271 U CN 205554271U
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- Prior art keywords
- rod
- wheel support
- push
- vertical rod
- children trolley
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- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to a child cart. Child cart's frame includes front wheel support, lower rear wheel support, first pole setting, second pole setting and push rod spare, front wheel support and rear wheel rotate bracket connection, install on the front wheel support to the interval around first pole setting and the second pole setting, first pole setting respectively with the front wheel support, push rod spare rotates to be connected, the second pole setting respectively with the front wheel support, push rod spare rotates to be connected, lower beam portion passes through connecting rod spare and rear wheel leg joint, anterior and the lower beam portion rotation of connecting rod spare are connected, the rear portion and the rear wheel rotate bracket connection of connecting rod spare, the front wheel support, push rod spare, first pole setting and second pole setting form a four -bar linkage, the front wheel support, the rear wheel support, first pole setting and connecting rod spare also form a four -bar linkage. The utility model discloses only need with the frame wherein two parts lockings can realize whole locking, because two four -bar linkage's effect, when folding, to draw in in foldingly together, folding step is few, simple and convenient.
Description
Technical field
This utility model relates to one
Children trolley
。
Background technology
At present, the structure of children trolley is varied.Common children trolley includes vehicle frame, the seat pocket installed the front vehicle wheel below described vehicle frame and rear wheel, be connected on vehicle frame, described vehicle frame includes the push rod that bottom is provided with the fore-stock of described front vehicle wheel, bottom is provided with rear wheel support that described rear wheel and top is connected with the top of described fore-stock, bottom is connected with the top of described fore-stock or the top of after-poppet, and push rod is positioned at the rear side of vehicle frame so that adult promotes go-cart to advance forward.Stroller frame rod member is more, and structure is more complicated, and go-cart is when folding and opening, and operation is it is generally required to action the most how, the most convenient.
Utility model content
It is little that the technical problems to be solved in the utility model is to provide a kind of simple in construction, folding convenient, folding volume
Children trolley
。
In order to solve above-mentioned technical problem, a kind of technical scheme that this utility model uses is: a kind of children trolley, including having the vehicle frame of deployed condition and folded state, being arranged on the front-wheel of vehicle frame lower front portion, be arranged on the trailing wheel of vehicle frame lower rear and for vehicle frame is locked in the locking device of expansion.Described vehicle frame includes
Symmetrical two side stands, the side stand of every side includes
nullThe front-wheel support that bottom is connected with front-wheel、The rear wheel support that bottom is connected with trailing wheel、First vertical rod、Second vertical rod and push-rod assembly，The top of described front-wheel support is rotationally connected with the top of rear wheel support，It is installed on front-wheel support to described first vertical rod and the second vertical rod time interval，Described first vertical rod is rotationally connected with front-wheel support，The top of described first vertical rod is rotationally connected with push-rod assembly，The bottom of described second vertical rod is rotationally connected with front-wheel support，The top of described second vertical rod is rotationally connected with push-rod assembly，Described first vertical rod is from being upwards upper pole part with front-wheel support junction，It is lower beam portion downwards，Described lower beam portion is connected with rear wheel support by link member，The front portion of described link member is rotationally connected with lower beam portion，The rear portion of described link member is rotationally connected with rear wheel support，Described front-wheel support、Push-rod assembly、Upper pole part and second vertical rod of the first vertical rod form a quadric chain above front-wheel support，Described front-wheel support、Rear wheel support、Lower beam portion and the link member of the first vertical rod also form a quadric chain in the lower section of front-wheel support，When vehicle frame is in deployed condition，Front-wheel support mutually supports vertical with rear wheel support，Described first vertical rod and the support of the second vertical rod time interval ground stand on front-wheel support，Described push-rod assembly is deployed in the first vertical rod and the top of the second vertical rod，Vehicle frame is locked by described locking device；When vehicle frame is in folded state, and described locking device unlocks, together with described front-wheel support, rear wheel support, push-rod assembly, the first vertical rod, the second vertical rod draw close folding mutually with link member,
Described push-rod assembly and front-wheel make children trolley vertical on the ground with jointly supportting
。
Preferably, described push-rod assembly includes upper push-rod and the lower push-rod being rotationally connected respectively with the first vertical rod and the second vertical rod, and described upper push-rod is slidably connected with lower push-rod, and described upper push-rod can slide along the bearing of trend of lower push-rod.
Concrete, described lower push-rod is the pipe fitting of hollow, and described upper push-rod is located in lower push-rod slidably, and described upper push-rod penetrates in lower push-rod from the upper opening of lower push-rod.
Concrete, when vehicle frame is in folded state, sliding in the downward push rod of described upper push-rod and shrink, described lower push-rod and front-wheel support ground jointly
Make children trolley vertical on the ground.
Further, described children trolley also includes the seat pocket being removably installed on vehicle frame.
Further, described seat pocket is installed on lower push-rod, and described seat pocket has forward and reverse two operating positions, and when seat pocket is in forward operating position, child is sitting in the interior front towards children trolley of a pocket；When seat pocket is in reverse operation position, child is sitting in the interior rear towards children trolley of a pocket.
Further, described seat stomacher includes the peripheral frame assembly being installed on lower push-rod, described peripheral frame assembly includes upper enclosure frame bar and the lower enclosure frame bar being connected with upper enclosure frame bar lower rotational, and when vehicle frame is in deployed condition, described upper enclosure frame bar and lower enclosure frame bar launch to form the shaped as frame closed；When vehicle frame is in folded state, described lower enclosure frame bar flips up to be drawn close with upper enclosure frame bar.
Concrete, described upper enclosure frame bar and lower enclosure frame bar all take the shape of the letter U.
Concrete, the single type bending part constituting L-shaped is intersected in described first vertical rod by upper pole part and lower beam portion.
Concrete, during described vehicle frame folding, the motion of described push-rod assembly forward downward drives the upper pole part of the first vertical rod and the second vertical rod forward downward to rotate and draw close with front-wheel support, and the lower beam portion of described first vertical rod drives rear wheel support to rotate forward by link member and draws close with front-wheel support.
Referred to above to before and after the upper inferior noun of locality in left and right, be that the orientation when described children trolley normal uses is made to define.
Scope of the present utility model, however it is not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should contain other technical scheme being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.Such as features described above and (but not limited to) disclosed herein have the technical characteristic of similar functions and replace mutually and the technical scheme etc. that formed.
Owing to technique scheme is used, this utility model compared with prior art has the advantage that the vehicle frame of the quadric chain composition children trolley using push-rod assembly, front-wheel support, the first vertical rod and the quadric chain of the second vertical rod composition and front-wheel support, rear wheel support, the first vertical rod and link member composition, and the locking of two of which parts only need to can realize the integral locking of children trolley vehicle frame；Due to the effect of two quadric chains, during folding, promoting push rod can realize miscellaneous part and draw folding together in, folding step is few, simple and convenient；After folding, each parts are mutually close together, compact conformation, take volume little, it is simple to carry transport after folding；After folding, the support of children trolley entirety can be stood on the ground by front-wheel and push-rod assembly, it is simple to deposits.
Accompanying drawing explanation
Fig. 1 is vehicle frame front view (without seat pocket) of this utility model children trolley when being in deployed condition；
Fig. 2 is vehicle frame front view (without seat pocket) of this utility model children trolley when being in semi-collapsed condition；
Fig. 3 is vehicle frame front view (without seat pocket) of this utility model children trolley when being in folded state；
Fig. 4 be vehicle frame be in deployed condition, seat pocket front view of this utility model children trolley when being in forward operating position；
Fig. 5 be vehicle frame be in deployed condition, seat pocket front view of this utility model children trolley when being in reverse operation position；
Fig. 6 be vehicle frame be in deployed condition, seat pocket fold time this utility model children trolley perspective view；
Wherein: 1, front-wheel support；2, rear wheel support；3, the first vertical rod；4, the second vertical rod；5, push-rod assembly；6, front-wheel；7, trailing wheel；8, link member；9, seat pocket；31, upper pole part；32, lower beam portion；51, upper push-rod；52, lower push-rod；91, upper enclosure frame bar；92, lower enclosure frame bar.
Detailed description of the invention
As shown in Figures 1 to 6, a kind of children trolley described in the utility model, including having the vehicle frame of deployed condition and folded state, being arranged on the front-wheel 6 of vehicle frame lower front portion, be arranged on the trailing wheel 7 of vehicle frame lower rear and for vehicle frame is locked in the locking device (not shown) of expansion.Described vehicle frame includes
Symmetrical two side stands.The side stand of every side includes
Rear wheel support the 2, first vertical rod the 3, second vertical rod 4 that front-wheel support 1 that bottom is connected with front-wheel 6, bottom are connected with trailing wheel 7 and push-rod assembly 5.
Described push-rod assembly 5 includes upper push-rod 51 and lower push-rod 52.Described upper push-rod 51 is slidably connected with lower push-rod 52, and described upper push-rod 51 can slide along the bearing of trend of lower push-rod 52.In the present embodiment, described lower push-rod 52 is the pipe fitting of hollow, and described upper push-rod 51 is located in lower push-rod 52 slidably, and described upper push-rod 51 penetrates in lower push-rod 52 from the upper opening of lower push-rod 52.
The top of described front-wheel support 1 is rotationally connected with the top of rear wheel support 2.It is installed on front-wheel support 1 to described first vertical rod 3 and the second vertical rod 4 time interval, described first vertical rod 3 is rotationally connected with front-wheel support 1, the top of described first vertical rod 3 is rotationally connected with lower push-rod 52, the bottom of described second vertical rod 4 is rotationally connected with front-wheel support 1, and the top of described second vertical rod 4 is rotationally connected with lower push-rod 52.Described first vertical rod 3, from being upwards upper pole part 31 with front-wheel support 1 junction, is lower beam portion 32 downwards.The single type bending part constituting L-shaped is intersected in described first vertical rod 3 by upper pole part 31 and lower beam portion 32.Described lower beam portion 32 is connected with rear wheel support 2 by link member 8, and the front portion of described link member 8 is rotationally connected with lower beam portion 32, and the rear portion of described link member 8 is rotationally connected with rear wheel support 2.Described front-wheel support 1, the upper pole part 31 of lower push-rod the 52, first vertical rod 3 and the second vertical rod 4 form a quadric chain above front-wheel support 1, and described front-wheel support 1, the lower beam portion 32 of rear wheel support the 2, first vertical rod 3 and link member 8 also form a quadric chain in the lower section of front-wheel support 1.
When vehicle frame is in deployed condition, front-wheel support 1 mutually supports vertical with rear wheel support 2, described first vertical rod 3 and the support of the second vertical rod 4 time interval ground stand on front-wheel support 1, and described push-rod assembly 5 is deployed in the first vertical rod 3 and top of the second vertical rod 4, and vehicle frame is locked by described locking device；When vehicle frame is in folded state, and described locking device unlocks, together with described front-wheel support 1, rear wheel support 2, push-rod assembly the 5, first vertical rod the 3, second vertical rod 4 draw close folding mutually with link member 8.Sliding in the described downward push rod of upper push-rod 51 52 and shrink, described lower push-rod 52 supports in vertical attitude and stands on the ground, and described front-wheel 6 also contacts to earth.Described lower push-rod 52 and front-wheel 6 support ground jointly
Make children trolley vertical on the ground, it is simple to depositing of children trolley.
Described children trolley also includes the seat pocket 9 being removably installed on vehicle frame.Fix on described lower push-rod 52 and be equiped with a pocket grafting interface (not shown).Described seat pocket 9 is removably installed on lower push-rod 52 by seat pocket grafting interface.Described seat pocket 9 has forward and reverse two operating positions, and when seat pocket 9 is in forward operating position, child is sitting in the interior front towards children trolley of a pocket 9；When seat pocket 9 is in reverse operation position, child is sitting in the interior rear towards children trolley of a pocket 9.
Described seat pocket 9 includes the peripheral frame assembly being installed on lower push-rod 52, and described peripheral frame assembly includes upper enclosure frame bar 91 and the lower enclosure frame bar 92 being connected with upper enclosure frame bar 91 lower rotational, and described upper enclosure frame bar 91 and lower enclosure frame bar 92 all take the shape of the letter U.When vehicle frame is in deployed condition, described upper enclosure frame bar 91 and lower enclosure frame bar 92 launch to form the shaped as frame closed；When vehicle frame is in folded state, described lower enclosure frame bar 92 flips up to be drawn close with upper enclosure frame bar 91.
When being folded by the children trolley being in deployed condition, first upper push-rod 51 and lower push-rod 52 mutually being unlocked, slide and shrink in promoting forward upper push-rod 51, the pipe of the downward push rod 52 of upper push-rod 52, first such push-rod assembly 5 completes gathering.Then foldable base pocket 9 is started.Upper enclosure frame bar 91 and lower enclosure frame bar 92 mutually being unlocked, upwards dug by lower enclosure frame bar 92 and draw close folding with upper enclosure frame bar 91, such seat pocket 9 completes folding.Then, vehicle frame entirety is unlocked, by described push-rod assembly 5 pushed forward downward, lower push-rod 52 drives the upper pole part 31 of the first vertical rod 3 and the second vertical rod 4 forward downward to rotate and draw close with front-wheel support 1, the lower beam portion 32 of described first vertical rod 3 drives rear wheel support 2 to rotate forward by link member 8 and draws close with front-wheel support 1, i.e. two quadric chains complete to fold together, and folding step is simple, folding convenient.After folding, children trolley support is stood on the ground by push-rod assembly 5 and front-wheel 6.Depositing of children trolley is made also to become convenient.The each parts of children trolley after folding are mutually close together, and compact conformation takes up room little, it is simple to carry.
When being launched by the children trolley being in folded state, the step of the above-mentioned folding of reverse operating can realize, and here is omitted.
As it has been described above, we are illustrated fully according to objective of the present utility model, but this utility model is not limited to above-described embodiment and implementation.The practitioner of correlative technology field can carry out different changes and enforcement in the range of technological thought of the present utility model license.
Claims (10)
- null1. a children trolley，Including the vehicle frame with deployed condition and folded state、It is arranged on the front-wheel (6) of vehicle frame lower front portion、It is arranged on the trailing wheel (7) of vehicle frame lower rear and for vehicle frame being locked in the locking device of expansion，It is characterized in that: described vehicle frame includes symmetrical two side stands，The side stand of every side includes the front-wheel support (1) that bottom is connected with front-wheel (6)、The rear wheel support (2) that bottom is connected with trailing wheel (7)、First vertical rod (3)、Second vertical rod (4) and push-rod assembly (5)，The top of described front-wheel support (1) is rotationally connected with the top of rear wheel support (2)，It is installed on front-wheel support (1) to described first vertical rod (3) and the second vertical rod (4) time interval，Described first vertical rod (3) is rotationally connected with front-wheel support (1)，The top of described first vertical rod (3) is rotationally connected with push-rod assembly (5)，The bottom of described second vertical rod (4) is rotationally connected with front-wheel support (1)，The top of described second vertical rod (4) is rotationally connected with push-rod assembly (5)，Described first vertical rod (3) is from being upwards upper pole part (31) with front-wheel support (1) junction，It is lower beam portion (32) downwards，Described lower beam portion (32) is connected with rear wheel support (2) by link member (8)，The front portion of described link member (8) is rotationally connected with lower beam portion (32)，The rear portion of described link member (8) is rotationally connected with rear wheel support (2)，Described front-wheel support (1)、Push-rod assembly (5)、Upper pole part (31) and second vertical rod (4) of the first vertical rod (3) form a quadric chain in the top of front-wheel support (1)，Described front-wheel support (1)、Rear wheel support (2)、Lower beam portion (32) and the link member (8) of the first vertical rod (3) also form a quadric chain in the lower section of front-wheel support (1)，When vehicle frame is in deployed condition，The mutually support of front-wheel support (1) and rear wheel support (2) is vertical，Described first vertical rod (3) and the support of the second vertical rod (4) time interval ground stand on front-wheel support (1)，Described push-rod assembly (5) is deployed in the first vertical rod (3) and the top of the second vertical rod (4)，Vehicle frame is locked by described locking device；When vehicle frame is in folded state, described locking device unlocks, described front-wheel support (1), rear wheel support (2), push-rod assembly (5), the first vertical rod (3), the second vertical rod (4) and link member (8) draw close folding together mutually, and described push-rod assembly (5) and front-wheel (6) make to support children trolley vertical on the ground jointly.
- A kind of children trolley the most according to claim 1, it is characterized in that: described push-rod assembly (5) includes upper push-rod (51) and the lower push-rod (52) being rotationally connected respectively with the first vertical rod (3) and the second vertical rod (4), described upper push-rod (51) is slidably connected with lower push-rod (52), and described upper push-rod (51) can slide along the bearing of trend of lower push-rod (52).
- A kind of children trolley the most according to claim 2, it is characterized in that: described lower push-rod (52) is the pipe fitting of hollow, described upper push-rod (51) is located in lower push-rod (52) slidably, and described upper push-rod (51) penetrates in lower push-rod (52) from the upper opening of lower push-rod (52).
- A kind of children trolley the most according to claim 2, it is characterized in that: when vehicle frame is in folded state, sliding in described upper push-rod (51) push rod (52) downwards and shrink, described lower push-rod (52) and front-wheel (6) make to support children trolley vertical on the ground jointly.
- A kind of children trolley the most according to claim 2, it is characterised in that: described children trolley also includes the seat pocket (9) being removably installed on vehicle frame.
- A kind of children trolley the most according to claim 5, it is characterized in that: described seat pocket (9) is installed on lower push-rod (52), described seat pocket (9) has forward and reverse two operating positions, when seat pocket (9) is in forward operating position, child is sitting in the interior front towards children trolley of a pocket (9)；When seat pocket (9) is in reverse operation position, child is sitting in the interior rear towards children trolley of a pocket (9).
- A kind of children trolley the most according to claim 6, it is characterized in that: described seat pocket (9) includes the peripheral frame assembly being installed on lower push-rod (52), described peripheral frame assembly includes upper enclosure frame bar (91) and the lower enclosure frame bar (92) being connected with upper enclosure frame bar (91) lower rotational, when vehicle frame is in deployed condition, described upper enclosure frame bar (91) and lower enclosure frame bar (92) launch to form the shaped as frame closed；When vehicle frame is in folded state, described lower enclosure frame bar (92) flips up draws close with upper enclosure frame bar (91).
- A kind of children trolley the most according to claim 7, it is characterised in that: described upper enclosure frame bar (91) and lower enclosure frame bar (92) all take the shape of the letter U.
- A kind of children trolley the most according to claim 1, it is characterised in that: described first vertical rod (3) is intersected the single type bending part constituting L-shaped by upper pole part (31) and lower beam portion (32).
- A kind of children trolley the most according to claim 9, it is characterized in that: during described vehicle frame folding, the motion of described push-rod assembly (5) forward downward drives the upper pole part (31) of the first vertical rod (3) and the second vertical rod (4) forward downward to rotate and draw close with front-wheel support (1), and the lower beam portion (32) of described first vertical rod (3) drives rear wheel support (2) to rotate forward by link member (8) and draws close with front-wheel support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620142844.4U CN205554271U (en) | 2016-02-26 | 2016-02-26 | Child cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620142844.4U CN205554271U (en) | 2016-02-26 | 2016-02-26 | Child cart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205554271U true CN205554271U (en) | 2016-09-07 |
Family
ID=56819465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620142844.4U Active CN205554271U (en) | 2016-02-26 | 2016-02-26 | Child cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205554271U (en) |
Cited By (1)
| 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 |
-
2016
- 2016-02-26 CN CN201620142844.4U patent/CN205554271U/en active Active
Cited By (1)
| 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 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |