CN103241274A - Folding baby stroller - Google Patents
Folding baby stroller Download PDFInfo
- Publication number
- CN103241274A CN103241274A CN2013101452919A CN201310145291A CN103241274A CN 103241274 A CN103241274 A CN 103241274A CN 2013101452919 A CN2013101452919 A CN 2013101452919A CN 201310145291 A CN201310145291 A CN 201310145291A CN 103241274 A CN103241274 A CN 103241274A
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- Prior art keywords
- wheel support
- attaching parts
- rear wheel
- end cap
- baby stroller
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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.)
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Abstract
The invention relates to a folding baby stroller comprising a frame, front wheel components, rear wheel components and locking mechanisms used for locking the frame in an unfolding position. The frame comprises bilaterally symmetrical push rods, front wheel supports, rear wheel supports and support frames. The lower end portions of the push rods are provided with rear wheel support connecting pieces, the rear wheel supports are connected with the rear wheel support connecting pieces in a pivoted manner, first connecting pieces are arranged on the push rods, second connecting pieces are arranged on the front wheel supports, one ends of the support frames are connected with the first connecting pieces in a pivoted manner while the other ends of the same are connected with the second connecting pieces in a pivoted manner, third connecting pieces are arranged on the rear wheel supports, the locking mechanisms are arranged in the third connecting pieces, clamp pin seats are arranged on the front wheel supports, the third connecting pieces are matched with the clamp pin seats and can move relatively to the clamp pin seats, and a four-connecting-rod mechanism is formed by the push rods, the rear wheel supports, the front wheel supports and the support frames. Via a brand new framework design, rods of the frame of the baby stroller are reduced, operation for folding the baby stroller is facilitated, and the folded baby stroller is small in size and convenient to carry.
Description
Technical field
The present invention relates to the hand barrow field, particularly relate to a kind of Foldable baby stroller.
Background technology
Doll carriage of the prior art; comprise the go-cart vehicle frame with deployed condition and folded state; be arranged on the front component of the front portion, the end of go-cart vehicle frame; be arranged on the wheel assembly at the rear portion, the end of go-cart vehicle frame; be arranged at the lockout mechanism that is used for the go-cart vehicle frame is locked in deployed condition or folded state on the go-cart vehicle frame; the go-cart vehicle frame comprises front-wheel support; rear wheel support and push rod; usually also comprise for front-wheel support; folding necessary many drive spindles between rear wheel support and the push rod; cause the rod member of go-cart vehicle frame more; the structure of go-cart vehicle frame is complicated; manufacturing cost is higher; simultaneously; volume after folding is big; all be to remove the seat earlier afterwards to return the vehicle to the garage and knock off the inconvenient operation of returning the vehicle to the garage and knock off again usually when returning the vehicle to the garage and knock off.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of Foldable baby stroller simple in structure, reasonable in design, it returns the vehicle to the garage and knock off conveniently, and the car load volume after folding is little, is convenient for carrying.The present invention realizes that the technical scheme that above-mentioned purpose adopts is:
A kind of Foldable baby stroller, comprise vehicle frame, front component, wheel assembly, vehicle frame is locked in lockout mechanism under the expanded position, described vehicle frame comprises symmetrical push rod, front-wheel support, rear wheel support and bracing frame, the bottom of described push rod is provided with the rear wheel support attaching parts, and described rear wheel support pivots with described rear wheel support attaching parts and is connected;
Also be provided with first attaching parts on the described push rod, front-wheel support is provided with second attaching parts, and an end of support frame as described above pivots with first attaching parts and is connected, and the other end pivots with described second attaching parts and is connected;
Described rear wheel support is provided with the 3rd attaching parts, in described the 3rd attaching parts described lockout mechanism is set;
Described front-wheel support is provided with the bayonet lock seat, and described the 3rd attaching parts matches with the bayonet lock seat, and described the 3rd attaching parts can the relative motion of described relatively bayonet lock seat, and described push rod, rear wheel support, front-wheel support and bracing frame constitute four-bar linkage.
More preferably, described the 3rd attaching parts is positioned at the front lower place of described second attaching parts;
Described rear wheel support attaching parts is positioned at the front lower place of described first attaching parts;
Described first attaching parts is positioned at the top of second attaching parts.
More preferably, described vehicle frame also comprises lower support bar, and an end of described lower support bar pivots with the wheel shaft of described wheel assembly or described rear wheel support and is connected, and the other end pivots with described front-wheel support and is connected.
More preferably, described the 3rd attaching parts comprises outer end cap and inner end cap, described outer end cap and inner end cap are groove shape structure, and described outer end cap and inner end cap correspondence are fastened on the rear wheel support, and described rear wheel support runs through described outer end cap and inner end cap fastens the space that is configured to;
T type post is set on the described inner end cap;
Described bayonet lock seat is provided be used to the T type groove that holds described T type post, and described T type post is nested in the described T type groove, and described T type post matches with T type groove.
More preferably, in the described T type post first through hole is set.
More preferably, described lockout mechanism comprises locating dowel pin, slide block and elastic component, and described slide block is arranged in the described inner end cap;
Described locating dowel pin comprises pin rod, and an end of described pin rod is provided with the restriction protuberance, and a side of described restriction protuberance is provided with first inclined-plane, and second inclined-plane that matches with described first inclined-plane is set on the described slide block;
Described slide block is provided with and the described first through hole corresponding second through hole, and described first through hole and second through hole are square opening, and described pin rod runs through described first through hole and second through hole, and described slide block can move up and down by described relatively pin rod; The bayonet lock seat place of described front-wheel support is provided with the lock hole corresponding with described second through hole;
Described elastic component is arranged between described restriction protuberance and the described outer end cap.
More preferably, described pin rod is square column, or an end of described pin rod is square column, and the other end is cylinder.
More preferably, the inboard of described inner end cap also is provided with guidepost;
Described slide block is provided with pilot hole, and described guidepost places described pilot hole.
More preferably, described locating dowel pin is made by aluminium die casting; Described slide block is made by plastic cement.
More preferably, described doll carriage also comprises the seat, and the front end at described seat is arcuate structure, and the front end at described seat and the rear end at seat are rotationally connected.
The invention has the beneficial effects as follows:
Foldable baby stroller of the present invention adopts brand-new frame design, and push rod, front-wheel support, rear wheel support and bracing frame constitute four-bar linkage, and the rod member of go-cart vehicle frame is less, and structure is simpler, and manufacturing cost is lower; It is easy to operate to return the vehicle to the garage and knock off, and the car load volume after folding is little, is convenient for carrying.
Description of drawings
Fig. 1 is the expansion front view of Foldable baby stroller one embodiment of the present invention;
Fig. 2 is the schematic perspective view of doll carriage shown in Figure 1;
Fig. 3 is the local enlarged diagram of I part among Fig. 2;
Fig. 4 is doll carriage folding process scheme drawing shown in Figure 2;
Fig. 5 is the cutaway view of doll carriage shown in Figure 1;
Fig. 6 is B-B direction cutaway view among Fig. 5;
Fig. 7 is doll carriage vehicle frame decomposing schematic representation shown in Figure 2;
Fig. 8 is the partial enlarged drawing of II part among Fig. 7;
Fig. 9 is that go-cart shown in Figure 1 is in the front view under the folded state;
Figure 10 is that go-cart shown in Figure 1 is in the birds-eye view under the folded state;
Figure 11 is that go-cart shown in Figure 1 is in the schematic perspective view under the folded state;
Figure 12 is in schematic perspective view under the folded state for observe go-cart shown in Figure 1 at other direction;
Figure 13 is the schematic perspective view after doll carriage shown in Figure 1 is installed the seat;
Figure 14 is that doll carriage shown in Figure 13 is in the front view under the folded state;
Figure 15 is for being in the schematic perspective view figure under the folded state at another direction of observation doll carriage shown in Figure 13.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples Foldable baby stroller of the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
Referring to figs. 1 through Figure 15, Foldable baby stroller one embodiment of the present invention comprises vehicle frame, front component 1, wheel assembly 3, vehicle frame is locked in lockout mechanism under the expanded position, and vehicle frame comprises symmetrical push rod 7, front-wheel support 5, rear wheel support 4, bracing frame 6 and handgrip 8;
The bottom of push rod 7 is provided with rear wheel support attaching parts 73, and rear wheel support 4 pivots with rear wheel support attaching parts 73 and is connected;
Also be provided with first attaching parts 72 on the push rod 7, front-wheel support 5 is provided with second attaching parts 51, and an end of bracing frame 6 pivots with first attaching parts 72 and is connected, and the other end pivots with second attaching parts 51 and is connected;
Front-wheel support 5 is provided with bayonet lock seat 52, the three attaching partss 41 and matches with bayonet lock seat 52, bayonet lock seat 52 relative motions relatively of the 3rd attaching parts 41, and push rod 7, rear wheel support 4, front-wheel support 5 and bracing frame 6 constitute four-bar linkage.
First attaching parts 72 is positioned at the top of second attaching parts 51, and the 3rd attaching parts 41 is positioned at the front lower place of second attaching parts 51, and rear wheel support 4 attaching partss are positioned at the front lower place of first attaching parts 72;
The 3rd attaching parts 41 comprises outer end cap 413 and inner end cap 416, outer end cap 413 and inner end cap 416 are groove shape structure, outer end cap 413 and inner end cap 416 correspondences are fastened on the rear wheel support 4, and rear wheel support 4 runs through outer end cap 413 and inner end cap 416 fastens the space that forms;
More preferably, as a kind of embodiment, vehicle frame also comprises lower support bar 2, and an end of lower support bar 2 pivots with the wheel shaft of wheel assembly 3 or rear wheel support 4 and is connected, and the other end pivots with front-wheel support 5 and is connected.
Described lockout mechanism comprises locating dowel pin, slide block 417 and elastic component 414, and slide block 417 is arranged in the inner end cap 416; Preferably, described locating dowel pin is made by aluminium die casting, and slide block 417 is made by plastic cement.
Locating dowel pin comprises pin rod 412, and an end of pin rod 412 is provided with restriction protuberance 418, and a side of restriction protuberance 418 is provided with first inclined-plane 4181, and second inclined-plane 4172 that matches with first inclined-plane 4181 is set on the slide block 417;
Preferably, pin rod 412 is square column, or an end of pin rod 412 is square column, and the other end is cylinder.The setting of square column has prevented the rotation of pin rod, the setting up cooperating of convenient and lock hole 53 of cylinder.
The inboard of inner end cap 416 also is provided with guidepost 4162; Slide block 417 is provided with pilot hole 4171, and guidepost 4162 places pilot hole 4171.
Push rod 7 is provided with and folds handle assembly 71, fold the handle assembly comprise fold the handle 713, catch base 712 and spring 711, fold between handle 713 and the slide block 417 and be connected with trailing cable 4111, trailing cable can be steel wire, draw and folded handle at 713 o'clock, trailing cable 4111 drives on the slide block 417 and moves, because second inclined-plane 4172 on the slide block 417 is that face contacts with first inclined-plane 4181 on limiting protuberance 418, in the process of moving on the slide block, restriction protuberance 418 relative slide blocks 417 left with move downward, among Fig. 8 shown in the direction of arrow, pin rod 412 on the locating dowel pin stretches out the lock hole 53 on the front-wheel support 5, realize push rod 7 in the hole 53 thereby pin rod 412 goes out of lock, rear wheel support 4, front-wheel support 5 and bracing frame 6 constitute the release of four-bar linkage, and at least one thruster bar 7 is provided with and folds handle assembly 71 in the described left and right sides push rod 7.
The folding process of doll carriage as shown in Figure 4, the handle 8 F effect that is under pressure moves downward, T type post 411 is movement T type groove 415 in, makes the 3rd attaching parts 41 relative bayonet lock seats 52 move; One end of bracing frame 6 rotates relative to first attaching parts 72, and the other end rotates relative to second attaching parts 51; One end of lower support bar 2 rotates relative to wheel shaft or the rear wheel support 4 of wheel assembly 3, and the other end rotates relative to front-wheel support 5, and push rod 7 reduces gradually with the angle of rear wheel support 4 supports, and final doll carriage is folded.
Doll carriage also comprises the seat, the seat comprises seat front end 9 and rear end, seat 10, seat front end 9 is arcuate structure, seat front end 9 is rotationally connected with rear end, seat 10, the seat is a kind of in babychair pocket, automobile seat bag, the baby sleeping basket, seat front end 9 is rotationally connected with rear end, seat 10, and is convenient folding, saves parking space.
More than the related noun of locality such as upper and lower, forward and backward be at the go-cart vehicle frame and define under the expanded position, and the position at front component place is anterior, the position at wheel assembly place is the rear portion.
Foldable baby stroller in above-described embodiment adopts brand-new frame design, and push rod, front-wheel support, rear wheel support and bracing frame constitute four-bar linkage, and the rod member of go-cart vehicle frame is less, and structure is simpler, and manufacturing cost is lower; It is easy to operate to return the vehicle to the garage and knock off, and the car load volume after folding is little, is convenient for carrying.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. Foldable baby stroller comprises vehicle frame, front component, wheel assembly, vehicle frame is locked in lockout mechanism under the expanded position, and described vehicle frame comprises symmetrical push rod, front-wheel support, rear wheel support and bracing frame, it is characterized in that:
The bottom of described push rod is provided with the rear wheel support attaching parts, and described rear wheel support pivots with described rear wheel support attaching parts and is connected;
Also be provided with first attaching parts on the described push rod, front-wheel support is provided with second attaching parts, and an end of support frame as described above pivots with first attaching parts and is connected, and the other end pivots with described second attaching parts and is connected;
Described rear wheel support is provided with the 3rd attaching parts, in described the 3rd attaching parts described lockout mechanism is set;
Described front-wheel support is provided with the bayonet lock seat, and described the 3rd attaching parts matches with the bayonet lock seat, and described the 3rd attaching parts can the relative motion of described relatively bayonet lock seat, and described push rod, rear wheel support, front-wheel support and bracing frame constitute four-bar linkage.
2. Foldable baby stroller according to claim 1 is characterized in that:
Described the 3rd attaching parts is positioned at the front lower place of described second attaching parts;
Described rear wheel support attaching parts is positioned at the front lower place of described first attaching parts;
Described first attaching parts is positioned at the top of described second attaching parts.
3. Foldable baby stroller according to claim 2 is characterized in that:
Described vehicle frame also comprises lower support bar, and an end of described lower support bar pivots with the wheel shaft of described wheel assembly or described rear wheel support and is connected, and the other end pivots with described front-wheel support and is connected.
4. Foldable baby stroller according to claim 1 is characterized in that:
Described the 3rd attaching parts comprises outer end cap and inner end cap, and described outer end cap and inner end cap are groove shape structure, and described outer end cap and inner end cap correspondence are fastened on the rear wheel support, and described rear wheel support runs through described outer end cap and inner end cap fastens the space that is configured to;
T type post is set on the described inner end cap;
Described bayonet lock seat is provided be used to the T type groove that holds described T type post, and described T type post is nested in the described T type groove, and described T type post matches with T type groove.
5. Foldable baby stroller according to claim 4 is characterized in that:
In the described T type post first through hole is set.
6. Foldable baby stroller according to claim 5 is characterized in that:
Described lockout mechanism comprises locating dowel pin, slide block and elastic component, and described slide block is arranged in the described inner end cap;
Described locating dowel pin comprises pin rod, and an end of described pin rod is provided with the restriction protuberance, and a side of described restriction protuberance is provided with first inclined-plane, and second inclined-plane that matches with described first inclined-plane is set on the described slide block;
Described slide block is provided with and the described first through hole corresponding second through hole, and described first through hole and second through hole are square opening, and described pin rod runs through described first through hole and second through hole, and described slide block can move up and down by described relatively pin rod; The bayonet lock seat place of described front-wheel support is provided with the lock hole corresponding with described second through hole;
Described elastic component is arranged between described restriction protuberance and the described outer end cap.
7. Foldable baby stroller according to claim 6 is characterized in that:
Described pin rod is square column, or an end of described pin rod is square column, and the other end is cylinder.
8. Foldable baby stroller according to claim 7 is characterized in that:
The inboard of described inner end cap also is provided with guidepost;
Described slide block is provided with pilot hole, and described guidepost places described pilot hole.
9. Foldable baby stroller according to claim 5 is characterized in that:
Described locating dowel pin is made by aluminium die casting;
Described slide block is made by plastic cement.
10. according to each described Foldable baby stroller of claim 1-9, it is characterized in that:
Described doll carriage also comprises the seat, and the front end at described seat is arcuate structure, and the front end at described seat and the rear end at seat are rotationally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310145291.9A CN103241274B (en) | 2013-04-24 | 2013-04-24 | Foldable baby stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310145291.9A CN103241274B (en) | 2013-04-24 | 2013-04-24 | Foldable baby stroller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103241274A true CN103241274A (en) | 2013-08-14 |
| CN103241274B CN103241274B (en) | 2015-09-23 |
Family
ID=48921228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310145291.9A Expired - Fee Related CN103241274B (en) | 2013-04-24 | 2013-04-24 | Foldable baby stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103241274B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228920A (en) * | 2014-08-08 | 2014-12-24 | 好孩子儿童用品有限公司 | Baby carriage |
| CN105365875A (en) * | 2015-11-06 | 2016-03-02 | 好孩子儿童用品有限公司 | Stroller |
| CN106184333A (en) * | 2016-08-20 | 2016-12-07 | 郑谦岳 | Foldable baby stroller |
| CN107226120A (en) * | 2017-06-23 | 2017-10-03 | 刘萍 | Connecting structure for front legs and rear legs of baby carriage |
| CN108715184A (en) * | 2018-08-09 | 2018-10-30 | 中山市宝蓓悠日用制品有限公司 | A kind of stroller |
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| CN2910718Y (en) * | 2006-06-02 | 2007-06-13 | 李伟琼 | Folding baby bassinet |
| WO2008033014A2 (en) * | 2006-09-14 | 2008-03-20 | Mutsy B.V. | Device for a pram and use of a push bar |
| CN101590868A (en) * | 2008-05-29 | 2009-12-02 | 吴孟禧 | Folding baby carrier |
| CN201907546U (en) * | 2010-05-28 | 2011-07-27 | 好孩子儿童用品有限公司 | Perambulator |
| CN201999047U (en) * | 2011-01-06 | 2011-10-05 | 好孩子儿童用品有限公司 | Stroller for children |
| CN202686427U (en) * | 2012-05-31 | 2013-01-23 | 好孩子儿童用品有限公司 | Baby trolley |
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2013
- 2013-04-24 CN CN201310145291.9A patent/CN103241274B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2910718Y (en) * | 2006-06-02 | 2007-06-13 | 李伟琼 | Folding baby bassinet |
| WO2008033014A2 (en) * | 2006-09-14 | 2008-03-20 | Mutsy B.V. | Device for a pram and use of a push bar |
| CN101590868A (en) * | 2008-05-29 | 2009-12-02 | 吴孟禧 | Folding baby carrier |
| CN201907546U (en) * | 2010-05-28 | 2011-07-27 | 好孩子儿童用品有限公司 | Perambulator |
| CN201999047U (en) * | 2011-01-06 | 2011-10-05 | 好孩子儿童用品有限公司 | Stroller for children |
| CN202686427U (en) * | 2012-05-31 | 2013-01-23 | 好孩子儿童用品有限公司 | Baby trolley |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228920A (en) * | 2014-08-08 | 2014-12-24 | 好孩子儿童用品有限公司 | Baby carriage |
| CN104228920B (en) * | 2014-08-08 | 2017-05-10 | 好孩子儿童用品有限公司 | Baby carriage |
| CN105365875A (en) * | 2015-11-06 | 2016-03-02 | 好孩子儿童用品有限公司 | Stroller |
| CN105365875B (en) * | 2015-11-06 | 2017-08-08 | 好孩子儿童用品有限公司 | Children trolley |
| CN106184333A (en) * | 2016-08-20 | 2016-12-07 | 郑谦岳 | Foldable baby stroller |
| CN106184333B (en) * | 2016-08-20 | 2018-02-23 | 郑谦岳 | Foldable baby stroller |
| CN107226120A (en) * | 2017-06-23 | 2017-10-03 | 刘萍 | Connecting structure for front legs and rear legs of baby carriage |
| CN108715184A (en) * | 2018-08-09 | 2018-10-30 | 中山市宝蓓悠日用制品有限公司 | A kind of stroller |
| CN108715184B (en) * | 2018-08-09 | 2024-03-26 | 杭州智聪网络科技有限公司 | Baby carriage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103241274B (en) | 2015-09-23 |
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