CN104176101A - Baby stroller - Google Patents
Baby stroller Download PDFInfo
- Publication number
- CN104176101A CN104176101A CN201410312952.7A CN201410312952A CN104176101A CN 104176101 A CN104176101 A CN 104176101A CN 201410312952 A CN201410312952 A CN 201410312952A CN 104176101 A CN104176101 A CN 104176101A
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- CN
- China
- Prior art keywords
- wheel assembly
- bottom bar
- rear pole
- children trolley
- wheel
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- 230000000903 blocking effect Effects 0.000 claims description 9
- 230000000712 assembly Effects 0.000 abstract 6
- 238000000429 assembly Methods 0.000 abstract 6
- 238000000926 separation method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Abstract
The invention discloses a baby stroller, which comprises a stroller frame, front wheel assemblies, back wheel assemblies and a locking device, wherein the stroller frame has a unfolding state and a folding state, the locking device is used for locking the stroller frame in the unfolding state, and particularly, the stroller frame comprises bottom rods, back support rods and push rods; each bottom rod extends in the fore-and-aft direction, the lower part of each back support rod is rotationally connected with the back end part of the corresponding bottom rod, the bottom of each push rod is rotationally connected with the upper end part of the corresponding back support rod, the front wheel assemblies and the back wheel assemblies are respectively and rotationally connected with the front end parts and the back end parts of the bottom rods, the locking device comprises a first locking unit, during unfolding, the back support rods and the back wheel assemblies are in locked connection through the first locking unit, and during folding, the back support rods and the back wheel assemblies are unlocked for separation. The baby stroller provided by the invention has the advantages that wheels can be retracted and gathered between the bottom rods arranged at two sides while the stroller frame is folded, the size after the folding is small, the occupied space is small, meanwhile, the structure is simple, and the operation is convenient.
Description
Technical field
the present invention relates to a kind of folding children's barrow.
Background technology
at present, children trolley is for the ease of carrying, be arranged to folding form, in market, be also very common, all generally to improve the portability of go-cart by drawing (folding) vehicle frame in, wheel cannot draw in substantially simultaneously, and this volume that must cause go-cart to draw in after (folding) is bigger than normal, takes up room also larger.
Summary of the invention
technical matters to be solved by this invention is to overcome the deficiencies in the prior art, provide a kind of improved can be in vehicle frame folding wheel can be to the inner children trolley drawing in of vehicle frame, and the volume of this go-cart after folding is little, takes up room little, simultaneously simple in structure, easy to operate.
for solving above technical matters, the present invention adopts following technical scheme:
a kind of children trolley, it comprises the vehicle frame with deployed condition and folded state, front component and wheel assembly, vehicle frame is locked in to the blocking device of deployed condition, particularly, vehicle frame comprises the bottom bar extending along fore-and-aft direction, the rear pole that bottom rotates and is connected with the rearward end of bottom bar, the push rod that bottom rotates and is connected with the upper end of rear pole, front component rotates and is connected with rearward end with the leading section of bottom bar respectively with wheel assembly, blocking device comprises for the first lock cell with the described relative locking of wheel assembly by described rear pole, during expansion, rear pole is connected by the first locking unit locks with wheel assembly, when folding, rear pole and wheel assembly release depart from.
preferably, front component and wheel assembly are made unidirectional rotation with respect to bottom bar, and are positioned at the front component of homonymy and the rotational synchronization of wheel assembly is carried out.Further, front component, wheel assembly are all consistent with the bearing of trend of bottom bar with the rotational axis line direction between bottom bar.
according to a concrete aspect: front component comprises front-wheel and front-wheel joint, wheel assembly comprises trailing wheel and trailing wheel joint, in bottom bar, be provided with the rotating shaft of extending and can rotate around self axis along the length direction of bottom bar, front-wheel joint, trailing wheel joint are connected with rearward end with the leading section of rotating shaft respectively.Preferably, offer guide groove on bottom bar, rotating shaft is provided with the projection of inserting guide groove, and the rotation of the cooperation countershaft by projection and guide groove is led.
according to a preferred aspect of the present invention: rear pole has can prevent that described wheel assembly is to the pin portion of folding in described vehicle frame, and this pin portion extends below bottom bar.
according to another concrete and preferred aspect of the present invention, blocking device also comprises and being arranged between the upper end of rear pole and the bottom of push rod for by the second lock cell of the two relative locking.
preferably, between the first lock cell and the second lock cell, pass through trailing cable linkage of unlocking.
concrete, the second lock cell comprises the locking piece being arranged between push rod bottom and rear pole upper end, the first lock cell comprises the locked groove that is arranged on wheel assembly inner side, be arranged on the dead bolt that coordinates locking on rear pole with locked groove, dead bolt is connected with locking piece, when locking piece release, dead bolt departs from locked groove and release.Preferably, rear pole has can prevent that wheel assembly is to the pin portion of folding in vehicle frame, and this pin portion extends below bottom bar, in pin portion, is provided with breach, and dead bolt is arranged in pin portion, via breach, is fastened in locked groove.
preferably, the second lock cell also comprises for making the unlock piece of locking piece release.
in addition, go-cart vehicle frame also comprises at the first connecting rod between the rear pole of both sides and the second connecting rod between the bottom bar of both sides.Preferably, on first connecting rod, be also provided with braking mechanism.
further, above-mentioned push rod comprise bottom be connected to respectively the first pole of rear pole upper end, can along the bearing of trend of the first pole flexible be arranged on the second pole in the first pole, the handle for the second pole upper end of both sides is connected, wherein on handle, be also provided with and can control the control piece that the second pole is stretched relatively in the first pole.The concrete side the first pole is provided with the round arranging along the first pole bearing of trend, opposite side the second pole is provided with the locking bolt that can stretch and coordinate with round, and on handle, is also provided with for controlling control button that the second pole stretches relatively in the first pole and hauling rope for control button is connected with locking bolt.
due to the enforcement of above technical scheme, the present invention compared with prior art tool has the following advantages:
the present invention is rotationally connected front component and wheel assembly respectively with bottom bar, and makes to lock and be connected between wheel assembly and rear pole, and simple in structure, folding operation is convenient, and folding volume is little.
Accompanying drawing explanation
fig. 1 is the schematic perspective view according to children trolley of the present invention;
fig. 2 is that the master of Fig. 1 looks schematic diagram;
fig. 3 is the schematic diagram in folded state according to the go-cart vehicle frame of children trolley of the present invention;
fig. 4 is that the master after all folding according to children trolley of the present invention looks schematic diagram;
fig. 5 is the schematic perspective view after all folding according to children trolley of the present invention;
wherein: 1, vehicle frame; 10, bottom bar; 11, rear pole; 12, push rod; 120, the first pole; 121, the second pole; 122, handle; 13, first connecting rod; 14, second connecting rod; 2, front component; 20, front-wheel; 21, front-wheel joint; 3, wheel assembly; 30, trailing wheel; 31, trailing wheel joint; 4, seat pocket interface; 5, locking piece; 6, unlock piece; 7, locked groove; 8, dead bolt; 9, pin portion; A, rotating shaft; B, guide groove; C, projection; D, breach; E, control piece; F, round; G, locking bolt; H, control button; I, braking mechanism.
The specific embodiment
as shown in Fig. 1 to 5, according to the children trolley of the present embodiment, it comprises having go-cart vehicle frame 1, front component 2 and wheel assembly 3, the seat pocket interface 4 of deployed condition and folded state and the blocking device that go-cart vehicle frame 1 is locked in to deployed condition.
go-cart vehicle frame 1 comprises and is positioned at the symmetrical side stand in both sides.The side stand of every side comprises the bottom bar 10 that extends along fore-and-aft direction, bottom and the rearward end of bottom bar 10 the rotate rear pole 11 being connected, the push rod 12 that bottom rotates and is connected with the upper end of rear pole 11.
front component 2 comprises front-wheel 20 and front-wheel joint 21, and wheel assembly 3 comprises trailing wheel 30 and trailing wheel joint 31, and wherein front-wheel joint 21 rotates and is connected with rearward end with the leading section of bottom bar 10 respectively with trailing wheel joint 31.Concrete, in bottom bar 10, being provided with the rotating shaft a that extends and can rotate around self axis along the length direction of bottom bar 10, front-wheel joint 21 is fixedly connected with the both ends of rotating shaft a respectively with trailing wheel joint 31.In addition, in the inner side of bottom bar 10, be provided with guide groove b, rotating shaft a is upper has protruding c in the position of corresponding guide groove b, and protruding c inserts in guide groove b, and the two coordinates the rotation of countershaft a lead and limit.So, the front component 2 and the wheel assembly 3 that are positioned at homonymy carry out with respect to the rotational synchronization of bottom bar 10, and all make unidirectional rotation.
in this example, blocking device comprise for by between the bottom of the first lock cell, the upper end that is arranged on rear pole 11 and the push rod 12 of rear pole 11 locking relative to wheel assembly 3 for by the two relative the second lock cell of locking.Between the second lock cell and the first lock cell, pass through trailing cable linkage of unlocking.This blocking device after operation unlock piece, the release simultaneously of the second lock cell and the first lock cell, the go-cart vehicle frame after release can be folded.
concrete, the second lock cell comprises the locking piece 5(electric bell part being arranged between push rod 12 bottoms and rear pole 11 upper ends), be arranged on the unlock piece 6 that makes locking piece 5 releases on push rod 12.The first lock cell comprises the locked groove 7 that is arranged on trailing wheel joint 21 inner sides, coordinates the dead bolt 8 of locking with locked groove 7.Rear pole 11 has the pin portion 9 of extending below bottom bar 10 and having breach d, and dead bolt 8 is arranged in this pin portion 9, and is fastened in locked groove 7 via breach d, realizes locking.Meanwhile, dead bolt 8 is also connected by trailing cable with locking piece 5, and when locking piece 5 release, dead bolt 8, under the drive of locking piece 5, departs from and release from locked groove 7.
further, go-cart vehicle frame also comprises at the first connecting rod 13 between both sides rear pole 11 and the second connecting rod between both sides bottom bar 10 14, wherein first connecting rod 13 is connected pin portion 9 bottoms of both sides, second connecting rod 14 is positioned at the middle part of bottom bar 10, for the bottom bar of both sides 10 is connected.On first connecting rod 13, be also provided with braking mechanism i(conventional design, at this, do not do tired stating).
in addition, push rod in this example 12 self can telescopic adjustment, concrete the first pole 120 that bottom is connected to respectively rear pole 11 upper ends and connects, can be along the bearing of trend of the first pole 120 flexible the second pole 121 in the first pole 120, the handle 122 for the second pole 121 upper ends of both sides are connected of being arranged on of comprising is wherein also provided with and can controls the control piece e that the second pole 121 is stretched relatively in the first pole 120 on handle 122.
the concrete side the first pole 120 is provided with the round f arranging along the first pole 120 bearing of trends, opposite side the second pole 121 is provided with the locking bolt g that can stretch and coordinate with round f, and is arranged on control button h on handle 122 and hauling rope for control button h is connected with locking bolt g.
the present embodiment children trolley folding process is as follows: operation control piece, the second pole of push rod is contracted in the first pole, operate again the unlock piece of both sides by the locking piece of both sides (electric bell) release simultaneously, now, the first lock cell is also along with release, then to pressing down push rod and rear pole, push rod and rear pole are drawn close to bottom bar, thereby realize the folding of vehicle frame, and along with the folding of rear pole, its pin portion and wheel assembly go out of lock, can operate wheel assembly, make itself and the synchronous inwardly folding of front component in the accommodation space between the bottom bar of both sides, thereby complete the folding of car load.
the present embodiment children trolley expansion process is as follows: by front component and wheel assembly from producing in accommodation space, then upwards mention push rod, the pin portion of the bottom of rear pole inserts between the wheel assembly of both sides, until dead bolt is fastened in locked groove, rotating shaft cannot be rotated, thereby make the metastable expansion of wheel assembly and front component, then by locking piece (electric bell), locked push rod is relative with rear pole, last operation control piece, regulating pushing rod, to appropriate length, completes the expansion of car load.
above the present invention is described in detail; its object is to allow the personage who is familiar with this art can understand content of the present invention and be implemented; can not limit the scope of the invention with this; the equivalence that all Spirit Essences according to the present invention are done changes or modifies, and all should be encompassed in protection scope of the present invention.
Claims (10)
1. a children trolley, it comprises the vehicle frame with deployed condition and folded state, front component and wheel assembly, described vehicle frame is locked in to the blocking device of deployed condition, it is characterized in that: described vehicle frame comprises the bottom bar extending along fore-and-aft direction, the rear pole that bottom rotates and is connected with the rearward end of described bottom bar, the push rod that bottom rotates and is connected with the upper end of described rear pole, described front component rotates and is connected with rearward end with the leading section of described bottom bar respectively with wheel assembly, described blocking device comprises for the first lock cell with the described relative locking of wheel assembly by described rear pole, during expansion, rear pole is connected by described the first locking unit locks with wheel assembly, when folding, rear pole and wheel assembly release depart from.
2. children trolley according to claim 1, is characterized in that: described front component and wheel assembly are made unidirectional rotation with respect to described bottom bar, and is positioned at the front component of homonymy and the rotational synchronization of wheel assembly is carried out.
3. children trolley according to claim 1 and 2, is characterized in that: described front component, described wheel assembly are all consistent with the bearing of trend of described bottom bar with the rotational axis line direction between described bottom bar.
4. children trolley according to claim 3, it is characterized in that: described front component comprises front-wheel and front-wheel joint, described wheel assembly comprises trailing wheel and trailing wheel joint, in described bottom bar, be provided with the rotating shaft of extending and can rotate around self axis along the length direction of described bottom bar, described front-wheel joint, trailing wheel joint are connected with rearward end with the leading section of described rotating shaft respectively, on described bottom bar, offer guide groove, described rotating shaft is provided with the projection of inserting described guide groove.
5. children trolley according to claim 1 and 2, is characterized in that: described rear pole has can prevent that described wheel assembly is to the pin portion of folding in described vehicle frame, and described pin portion extends below described bottom bar.
6. children trolley according to claim 1, is characterized in that: described blocking device also comprises and being arranged between the upper end of described rear pole and the bottom of described push rod for by the second lock cell of the two relative locking.
7. children trolley according to claim 6, is characterized in that: between described the first lock cell and described the second lock cell, pass through trailing cable linkage of unlocking.
8. children trolley according to claim 7, it is characterized in that: the second described lock cell comprises the locking piece being arranged between described push rod bottom and described rear pole upper end, the first lock cell comprises the locked groove that is arranged on wheel assembly inner side, be arranged on the dead bolt that coordinates locking on described rear pole with described locked groove, described dead bolt is connected with described locking piece, when locking piece release, described dead bolt departs from described locked groove and release.
9. children trolley according to claim 8, it is characterized in that: described rear pole has can prevent that described wheel assembly is to the pin portion of folding in described vehicle frame, described pin portion extends below described bottom bar, in described pin portion, be provided with breach, described dead bolt is arranged in described pin portion, via described breach, is fastened in described locked groove.
10. children trolley according to claim 1, it is characterized in that: described go-cart vehicle frame also comprises at the first connecting rod between rear pole described in both sides and at the second connecting rod between bottom bar described in both sides, wherein on described first connecting rod, is also provided with braking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410312952.7A CN104176101B (en) | 2014-07-02 | 2014-07-02 | A kind of children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410312952.7A CN104176101B (en) | 2014-07-02 | 2014-07-02 | A kind of children trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104176101A true CN104176101A (en) | 2014-12-03 |
| CN104176101B CN104176101B (en) | 2016-09-07 |
Family
ID=51957537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410312952.7A Active CN104176101B (en) | 2014-07-02 | 2014-07-02 | A kind of children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104176101B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107351901A (en) * | 2017-07-26 | 2017-11-17 | 中山市唯艺儿童用品有限公司 | A kind of stroller frame and perambulator |
| WO2019045164A1 (en) * | 2017-08-29 | 2019-03-07 | 백성호 | Double-foldable stroller |
| CN114684239A (en) * | 2022-04-25 | 2022-07-01 | 郑州贝欧科安全科技股份有限公司 | Children's barrow |
Citations (6)
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|---|---|---|---|---|
| CN2741848Y (en) * | 2005-03-22 | 2005-11-23 | 好孩子儿童用品有限公司 | Child pushing cart |
| CN101041360A (en) * | 2007-04-06 | 2007-09-26 | 好孩子儿童用品有限公司 | Bidirectional folding vehicle |
| EP2039585A2 (en) * | 2007-09-19 | 2009-03-25 | Otto Bock HealthCare IP GmbH & Co. KG | Children's sport cart |
| EP2402231A2 (en) * | 2010-04-07 | 2012-01-04 | Jané S.A. | Foldable chassis for baby pushchairs |
| CN102673625A (en) * | 2012-04-28 | 2012-09-19 | 昆山威凯儿童用品有限公司 | Rear wheel rotating structure of baby trolley |
| CN203996360U (en) * | 2014-07-02 | 2014-12-10 | 好孩子儿童用品有限公司 | A kind of children trolley |
-
2014
- 2014-07-02 CN CN201410312952.7A patent/CN104176101B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2741848Y (en) * | 2005-03-22 | 2005-11-23 | 好孩子儿童用品有限公司 | Child pushing cart |
| CN101041360A (en) * | 2007-04-06 | 2007-09-26 | 好孩子儿童用品有限公司 | Bidirectional folding vehicle |
| EP2039585A2 (en) * | 2007-09-19 | 2009-03-25 | Otto Bock HealthCare IP GmbH & Co. KG | Children's sport cart |
| EP2402231A2 (en) * | 2010-04-07 | 2012-01-04 | Jané S.A. | Foldable chassis for baby pushchairs |
| CN102673625A (en) * | 2012-04-28 | 2012-09-19 | 昆山威凯儿童用品有限公司 | Rear wheel rotating structure of baby trolley |
| CN203996360U (en) * | 2014-07-02 | 2014-12-10 | 好孩子儿童用品有限公司 | A kind of children trolley |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107351901A (en) * | 2017-07-26 | 2017-11-17 | 中山市唯艺儿童用品有限公司 | A kind of stroller frame and perambulator |
| CN107351901B (en) * | 2017-07-26 | 2023-11-07 | 中山市唯艺儿童用品有限公司 | Baby carriage frame and baby carriage |
| WO2019045164A1 (en) * | 2017-08-29 | 2019-03-07 | 백성호 | Double-foldable stroller |
| US10377406B2 (en) | 2017-08-29 | 2019-08-13 | Sung Ho BAEK | Twice-foldable stroller |
| CN114684239A (en) * | 2022-04-25 | 2022-07-01 | 郑州贝欧科安全科技股份有限公司 | Children's barrow |
| CN114684239B (en) * | 2022-04-25 | 2023-10-17 | 郑州贝欧科安全科技股份有限公司 | Child cart |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104176101B (en) | 2016-09-07 |
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