CN104192191A - Child cart - Google Patents
Child cart Download PDFInfo
- Publication number
- CN104192191A CN104192191A CN201410435954.5A CN201410435954A CN104192191A CN 104192191 A CN104192191 A CN 104192191A CN 201410435954 A CN201410435954 A CN 201410435954A CN 104192191 A CN104192191 A CN 104192191A
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- CN
- China
- Prior art keywords
- push rod
- sliding part
- poppet
- front frame
- seat bar
- Prior art date
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
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- Handcart (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a child cart. A cart frame comprises a front bracket, a rear bracket, a push rod and a seat post. The upper portion of the front bracket is in rotating connection with the upper portion of the rear bracket. The upper portion of the front bracket is connected with a first sliding part in a pivotal mode. The first sliding part is arranged on the push rod in an up-down sliding mode in the extending direction of the length of the push rod. The seat post extends in the front-back direction, and the front of the seat post is connected to the push rod in a pivotal mode. The pivotal connection point of the seat post and the push rod is arranged at the position, below the first sliding part, of the push rod. The rear of the seat post is connected to the rear bracket in a pivotal mode. The seat post is further connected with a second sliding part in a pivotal mode. The second sliding part is arranged on the front bracket in an up-down sliding mode in the extending direction of the length of the front bracket. By downwards pushing the push rod or upwards pulling the push rod, all rod pieces on the cart frame can be relatively folded or unfolded, and therefore the cart frame can be correspondingly folded or unfolded. The child cart is easy, convenient and fast to operate and compact in structure after being folded and can stand on the ground independently.
Description
Technical field
the present invention relates to a kind of children trolley.
background technology
children trolley of the prior art, comprise have expanded position and folding position go-cart vehicle frame, be located at go-cart bottom of frame wheel assembly, be located on go-cart vehicle frame go-cart vehicle frame be locked in to the lockout mechanism under expanded position.Existing go-cart vehicle frame of a great variety, its rod member number is not identical yet, and annexation, connection location between each rod member are not identical, thus the folding principle of go-cart vehicle frame and folding mode are also different.
summary of the invention
the object of this invention is to provide the children trolley that a kind of complete vehicle structure is simple, easy to operate and volume after folding is less.
for achieving the above object, the technical solution used in the present invention is:
a kind of children trolley, comprise the go-cart vehicle frame with deployed condition and folded state, be located at the wheel assembly of described go-cart bottom of frame, for described go-cart vehicle frame is locked in to the lockout mechanism under deployed condition, described go-cart vehicle frame comprises front frame, after poppet, push rod, and seat bar, the top of described front frame rotates and is connected with the top of described after poppet, the upper pivot of described front frame is connected with the first sliding part, described the first sliding part slides up and down to be located on described push rod along the length bearing of trend of described push rod, described seat bar extends along fore-and-aft direction, the anterior pivotal joint of described seat bar is on described push rod, the pivotal joint point of described seat bar and described push rod on described push rod, be positioned at described the first sliding part below, the back pivot of described seat bar is connected on described after poppet, on described seat bar, go back pivotal joint and have the second sliding part, described the second sliding part slides up and down to be located on described front frame along the length bearing of trend of described front frame.
preferably, the top of described after poppet by the first axle pivotal joint on described front frame, described the first sliding part by the second axle pivotal joint on described front frame, described the second axle on described front frame, be positioned at described the first axle above.
further, described front frame comprises along the vertical direction the front support rod that tilts to extend, the connecting portion extending to form is inclined upwardly from the top of described front support rod, described the first sliding part pivotal joint is in the upper end of described connecting portion, and described the second sliding part is located on described front support rod slidably.
further, the top of described after poppet is by described the first axle pivotal joint in the lower end of described connecting portion, and when described go-cart vehicle frame is during in folded state, described after poppet and described front support rod are drawn close mutually.
preferably, difference pivotal joint in the top of the top of described front frame, described after poppet is on described the first sliding part.
preferably, described go-cart vehicle frame comprises the side stand that lays respectively at the left and right sides, the described side stand of every side includes described front frame, described after poppet, described push rod and described seat bar, and described go-cart vehicle frame also comprises that be connected to can be along the strut assembly of the left and right directions folding of described go-cart vehicle frame between side stand described in both sides.
further, described strut assembly comprises cross assembly, two struts that described cross assembly comprises mutual intersection and connects at infall phase pivot, described strut extends along fore-and-aft direction, be connected on described after poppet to the posterior rotation of described strut, the front portion of described strut is connected on described push rod or described seat bar rotationally.
further, the front portion of described strut is connected on described push rod rotationally by attaching parts, described attaching parts on described push rod below pivotal joint point between described seat bar and described push rod.
further, described strut assembly also comprises that be located at can be along the attached support component of left and right directions folding between after poppet described in both sides.
preferably, described the first sliding part, described the second sliding part are sliding sleeve.
due to the utilization of technique scheme; the present invention compared with prior art has following advantages: children trolley of the present invention; wherein go-cart vehicle frame upper lever quantity is few; simple for structure; by under push rod or upper pulling-pushing rod can make the each rod member on go-cart vehicle frame relatively draw close or relatively launch, thereby go-cart vehicle frame is folded accordingly or is launched.The expansion of this go-cart vehicle frame and folding operation are all very convenient, and the go-cart vehicle frame outward appearance under deployed condition is succinct, and the go-cart body frame structure for automotive compactness after folding, takes up room little, and can certainly stand on ground, is convenient to deposit and carries.
brief description of the drawings
accompanying drawing 1 is the lateral plan of children trolley of the present invention under deployed condition;
accompanying drawing 2 is the block diagram of children trolley of the present invention under deployed condition;
accompanying drawing 3 is the lateral plan of children trolley of the present invention under semi-collapsed condition;
accompanying drawing 4 is the block diagram of children trolley of the present invention under semi-collapsed condition;
accompanying drawing 5 is the lateral plan of children trolley of the present invention under folded state;
accompanying drawing 6 is the block diagram of children trolley of the present invention under folded state.
wherein: 1, front frame; 11, front support rod; 12, connecting portion; 2, after poppet; 3, push rod; 4, seat bar; 5, the first sliding part; 6, the second sliding part; 7, cross assembly; 71,72, strut; 73, attaching parts; 8, attached support component; 9, the first axle; 10, the second axle; 20, front-wheel; 30, trailing wheel.
detailed description of the invention
below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is further elaborated.
referring to the children trolley shown in Fig. 1 to Fig. 6, comprise have deployed condition and folded state go-cart vehicle frame, be located at the wheel assembly of this go-cart bottom of frame, for go-cart vehicle frame being locked in to the lockout mechanism (not shown) under deployed condition.Go-cart vehicle frame comprise lay respectively at the left and right sides side stand, be connected to the strut assembly between the side stand of both sides.
shown in Fig. 1, Fig. 2, the side stand of every side includes front frame 1, after poppet 2, push rod 3 and seat bar 4.Wheel assembly comprises the front-wheel 20 of being located at front frame 1 bottom and the trailing wheel 30 of being located at after poppet 2 bottoms.The top of front frame 1 rotates and is connected with the top of after poppet 2, and the upper pivot of front frame 1 is connected with the first sliding part 5, and this first sliding part 5 slides up and down to be located on push rod 3 along the length bearing of trend of push rod 3.Seat bar 4 extends along fore-and-aft direction, the anterior pivotal joint of seat bar 4 is on push rod 3, pivotal joint point between seat bar 4 and push rod 3 on push rod 3, be positioned at the first sliding part 5 below, the back pivot of seat bar 4 is connected on after poppet 2, pivotal joint is gone back at the middle part of seat bar 4 the second sliding part 6, and this second sliding part 6 slides up and down to be located on front frame 1 along the length bearing of trend of front frame 1.Above-mentioned the first sliding part 5, the second sliding part 6 all can adopt sliding sleeve.
like this, on the side stand of every side, between front frame 1, push rod 3 and seat bar 4, form slider-crank mechanism.By driving the first sliding part 5 to slide up and down along push rod 3, order about the second sliding part 6 simultaneously and slide up and down along front frame 1, can make the mutual expansion between each rod member or gathering mutually on one-sided side stand, thereby correspondingly make go-cart vehicle frame launch or fold.
here, the first axle 9 pivotal joints are passed through on front frame 1 in the top of after poppet 2, the first sliding part 5 is the top at front frame 1 by the second axle 10 pivotal joints, the axial line of this first axle 9 and the second axle 10 all extends along the left and right directions of go-cart vehicle frame, and the second axle 10 on front frame 1, be positioned at the first axle 9 above.Shown in each accompanying drawing, in the present embodiment, front frame 1 comprises along the vertical direction the front support rod 11 that tilts to extend, the connecting portion 12 of the arc shape that extends to form of being inclined upwardly from the top of front support rod 11, the first sliding part 5 is by the second axle 10 pivotal joints in the upper end of connecting portion 12, and the top of after poppet 2 is the lower end at connecting portion 12 by the first axle 9 pivotal joints.Like this, in the time that go-cart vehicle frame launches, push rod 3 and front support rod 11 almost parallels in the side stand of every side; In the time of go-cart vehicle frame folding, front frame 1 upwards slippage of relative push rod 3 in the side stand of every side, separates up and down push rod 3 and front support rod 11 and forms staggered floor, and after poppet 2 can be drawn close mutually with front support rod 11 simultaneously.
certainly, also can be by equal the top of the top of front frame 1 and after poppet 2 pivotal joint to the first sliding part 5, also can be by front frame 1 pivotal joint to after on after poppet 2, the top by the first sliding part 5 pivotal joints to after poppet 2, then the first sliding part 5 is located on push rod 3.Although connect the folding requirement that meets go-cart be set like this, adopt the folding rear structure of go-cart of this structure compact not.
strut assembly comprises cross assembly 7 and attached support component 8, two struts 71 that cross assembly 7 comprises mutual intersection and connects at infall phase pivot, 72, these two struts 71, 72 length direction all extends along fore-and-aft direction, strut 71, 72 front portion be connected to rotationally respectively on the push rod 3 of both sides or seat bar 4 on, strut 71, 72 rear portion is connected to respectively on the after poppet 2 of both sides rotationally, in the present embodiment, strut 71, 72 front portion is connected on push rod 3 rotationally by attaching parts 73, this attaching parts 73 on push rod 3, be positioned at a bar 4 and push rod 3 pivotal joint point below.Attached support component 8 is along between the foldable after poppet 2 of being located at both sides of left and right directions of go-cart vehicle frame, and this attached support component 8 can adopt the assembly that supports conventionally adopting in this area, and its structure does not repeat them here.
on this go-cart vehicle frame, lockout mechanism is the latch-up structure that attached support component 8 carries, and in the time that go-cart vehicle frame launches, by attached support component 8 is locked, can make go-cart vehicle frame entirety under stable deployed condition.Shown in Fig. 1, Fig. 2, this children trolley is in the time of deployed condition, cross assembly 7 and attached support component 8 are fixedly fastened between the side stand of both sides, on the side stand of every side, the relative push rod 3 of the first sliding part 5 is fixing, the relative front frame 1 of the second sliding part 6 is fixing, and seat bar 4 is fixedly fastened between front frame 1, after poppet 2 and push rod 3, and the front support rod 11 on front frame 1 is parallel to each other with push rod 3.
when needs are during by go-cart vehicle frame folding, first by attached support component 8 releases, under push rod 3, as shown in Figure 3, Figure 4, the first sliding part 5 is along sliding on push rod 3, and the bottom of push rod 3 is descending, drives the front portion of seat bar 4 descending, descending second sliding part 6 that drives again in front portion of seat bar 4, along front frame 1 down sliding, and drives after poppet 2 to draw close gradually to front frame 1; The descending front portion of strut 71,72 that simultaneously drives, bottom of push rod 3 is descending, relatively rotates and the side stand of both sides is drawn close gradually along left and right directions between strut 71 and strut 72.Finally, front frame 1, after poppet 2, push rod 3, seat bar 4 are drawn close together mutually, and cross assembly 7 and attached support component 8 draw between the side stand of both sides, form structure as shown in Figure 5, Figure 6, and its compact conformation, takes up room less.Now go-cart vehicle frame can rely on the bottom of push rod 3 and front-wheel 20 certainly to stand on ground, can be convenient to deposit and carry.
in the time that needs launch go-cart vehicle frame to use, upper pulling-pushing rod 3, the first sliding part 5 is glided along push rod 3, the up drive seat front portion of bar 4, bottom and the front portion of strut 71,72 of push rod 3 are up, the second sliding part 6 is up along front frame 1, drive between front frame 1, after poppet 2, push rod 3 and seat bar 4 and relatively launch gradually, strut 71 and 72 relatively rotates and the side stand of both sides is launched gradually along left and right directions, and thereupon launching along left and right directions, support stands between the after poppet 2 of both sides attached support component 8.Until the each rod member on go-cart vehicle frame all launches relatively, attached support component 8 locks, and go-cart vehicle frame just can be in stable deployed condition.Folding and the expansion of this go-cart vehicle frame operates all very convenient.
above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (10)
1. a children trolley, comprise the go-cart vehicle frame with deployed condition and folded state, be located at the wheel assembly of described go-cart bottom of 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 frame, after poppet, push rod, and seat bar, the top of described front frame rotates and is connected with the top of described after poppet, the upper pivot of described front frame is connected with the first sliding part, described the first sliding part slides up and down to be located on described push rod along the length bearing of trend of described push rod, described seat bar extends along fore-and-aft direction, the anterior pivotal joint of described seat bar is on described push rod, the pivotal joint point of described seat bar and described push rod on described push rod, be positioned at described the first sliding part below, the back pivot of described seat bar is connected on described after poppet, on described seat bar, go back pivotal joint and have the second sliding part, described the second sliding part slides up and down to be located on described front frame along the length bearing of trend of described front frame.
2. children trolley according to claim 1, it is characterized in that: the first axle pivotal joint is passed through on described front frame in the top of described after poppet, described the first sliding part by the second axle pivotal joint on described front frame, described the second axle on described front frame, be positioned at described the first axle above.
3. children trolley according to claim 2, it is characterized in that: described front frame comprises along the vertical direction the front support rod that tilts to extend, the connecting portion extending to form is inclined upwardly from the top of described front support rod, described the first sliding part pivotal joint is in the upper end of described connecting portion, and described the second sliding part is located on described front support rod slidably.
4. children trolley according to claim 3, it is characterized in that: the top of described after poppet is the lower end at described connecting portion by described the first axle pivotal joint, when described go-cart vehicle frame is during in folded state, described after poppet and described front support rod are drawn close mutually.
5. children trolley according to claim 1, is characterized in that: the top of described front frame, the top of described after poppet difference pivotal joint are on described the first sliding part.
6. children trolley according to claim 1, it is characterized in that: described go-cart vehicle frame comprises the side stand that lays respectively at the left and right sides, the described side stand of every side includes described front frame, described after poppet, described push rod and described seat bar, and described go-cart vehicle frame also comprises that be connected to can be along the strut assembly of the left and right directions folding of described go-cart vehicle frame between side stand described in both sides.
7. children trolley according to claim 6, it is characterized in that: described strut assembly comprises cross assembly, two struts that described cross assembly comprises mutual intersection and connects at infall phase pivot, described strut extends along fore-and-aft direction, be connected on described after poppet to the posterior rotation of described strut, the front portion of described strut is connected on described push rod or described seat bar rotationally.
8. children trolley according to claim 7, is characterized in that: the front portion of described strut is connected on described push rod rotationally by attaching parts, described attaching parts on described push rod below pivotal joint point between described seat bar and described push rod.
9. children trolley according to claim 6, is characterized in that: described strut assembly also comprises that be located at can be along the attached support component of left and right directions folding between after poppet described in both sides.
10. children trolley according to claim 1, is characterized in that: described the first sliding part, described the second sliding part are sliding sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410435954.5A CN104192191B (en) | 2014-08-29 | 2014-08-29 | Child cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410435954.5A CN104192191B (en) | 2014-08-29 | 2014-08-29 | Child cart |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104192191A true CN104192191A (en) | 2014-12-10 |
| CN104192191B CN104192191B (en) | 2017-02-15 |
Family
ID=52077623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410435954.5A Active CN104192191B (en) | 2014-08-29 | 2014-08-29 | Child cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104192191B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120223496A1 (en) * | 2011-03-03 | 2012-09-06 | Aprica Children's Products Inc. | Stroller |
| CN102862597A (en) * | 2012-09-25 | 2013-01-09 | 好孩子儿童用品有限公司 | Child cart |
| CN203032732U (en) * | 2012-12-31 | 2013-07-03 | 好孩子儿童用品有限公司 | Stroller for infants |
| CN203528547U (en) * | 2013-05-28 | 2014-04-09 | 好孩子儿童用品有限公司 | Stroller |
| CN204055908U (en) * | 2014-08-29 | 2014-12-31 | 好孩子儿童用品有限公司 | Children trolley |
-
2014
- 2014-08-29 CN CN201410435954.5A patent/CN104192191B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120223496A1 (en) * | 2011-03-03 | 2012-09-06 | Aprica Children's Products Inc. | Stroller |
| CN102862597A (en) * | 2012-09-25 | 2013-01-09 | 好孩子儿童用品有限公司 | Child cart |
| CN203032732U (en) * | 2012-12-31 | 2013-07-03 | 好孩子儿童用品有限公司 | Stroller for infants |
| CN203528547U (en) * | 2013-05-28 | 2014-04-09 | 好孩子儿童用品有限公司 | Stroller |
| CN204055908U (en) * | 2014-08-29 | 2014-12-31 | 好孩子儿童用品有限公司 | Children trolley |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104192191B (en) | 2017-02-15 |
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