CN102009679B - Stroller - Google Patents
Stroller Download PDFInfo
- Publication number
- CN102009679B CN102009679B CN201010552867XA CN201010552867A CN102009679B CN 102009679 B CN102009679 B CN 102009679B CN 201010552867X A CN201010552867X A CN 201010552867XA CN 201010552867 A CN201010552867 A CN 201010552867A CN 102009679 B CN102009679 B CN 102009679B
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- China
- Prior art keywords
- attaching parts
- push rod
- wheel support
- reinforcement
- vehicle frame
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- 230000002787 reinforcement Effects 0.000 claims description 27
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
A stroller includes a stroller frame having an unfolded position and a folded position, a wheel subassembly located at the bottom of the stroller frame, and a locking device for locking the stroller frame at the unfolded position, wherein the stroller frame comprises lateral brackets respectively located at left and right sides, a connection frame connected between the lateral brackets at two sides, the lateral bracket at each side comprises a front wheel bracket, a connection piece fixed to an upper end part of the front wheel bracket, and a push rod of which a lower end is rotationally connected with the connection piece by a rotation shaft, the width of projection of the push rod on a plane perpendicular to an axis of the rotation shaft is a, the distance from a centre point of the rotation shaft to an upper side edge of the connection piece is b, and the ratio of the a to the b is in a range from 1:1 to 2:1. In a transformation process of the stroller frame from the folded position to the unfolded position, the push rod and the connection piece cannot clamp hands of users, so the stroller is safe, simple in structure and low in manufacturing cost.
Description
Technical field
the present invention relates to a kind of doll carriage.
Background technology
a kind of doll carriage of the prior art; Comprise go-cart vehicle frame, the wheel assembly that is arranged on the bottom of described go-cart vehicle frame with expanded position and folding position, the blocking device that is used for described go-cart vehicle frame is locked in expanded position; Described go-cart vehicle frame comprises side stand in left and right sides portion, be connected the link span between the described side stand of both sides; The described side stand of every side comprises that all bottom that front-wheel support, bottom be fixed on the attaching parts of the upper end of described front-wheel support, bottom and described attaching parts is through the rotating shaft bonded assembly push rod that rotates; The length direction of described attaching parts roughly extends along the length direction of described front-wheel support; When doll carriage is under the expanded position, the bottom of described push rod is pressed on the top of described attaching parts, and is under the folding position when doll carriage; Form angle between the bottom of described push rod and the described attaching parts; And when doll carriage in the folding position in the process of expanded position conversion, angle is more and more littler between the bottom of described push rod and the described attaching parts, thereby has the hidden danger of tong.
Summary of the invention
The technical matters that
the present invention will solve provides a kind of doll carriage.
are in order to solve the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of doll carriage; Comprise go-cart vehicle frame, the wheel assembly that is arranged on the bottom of described go-cart vehicle frame with expanded position and folding position, the blocking device that is used for described go-cart vehicle frame is locked in expanded position; Described go-cart vehicle frame comprises side stand in left and right sides portion, be connected the link span between the described side stand of both sides; The described side stand of every side all comprises front-wheel support, be fixed on the attaching parts of the upper end of described front-wheel support, bottom and described attaching parts through the rotating shaft bonded assembly push rod that rotates; Described push rod with the perpendicular plane of the axial line of described rotating shaft on the width dimensions of projection be a; The center-point of described rotating shaft is b to the distance of the upper side edge of described attaching parts, and the ratio of described a and described b is between 1:1-2:1.
in some embodiments; Described attaching parts with the perpendicular plane of the axial line of described rotating shaft on projection elongated; And the bottom of described attaching parts and the upper end of described front-wheel support are fixedly connected, and the upper end of described attaching parts is connected through described rotating shaft with the bottom of described push rod rotatedly.
in some embodiments, described link span be can be lorizontal folding link span.
in some embodiments, described attaching parts comprises the reinforcement with rigidity.
are in some further embodiment; Described reinforcement is the U type; The upper end of described front-wheel support and the bottom of push rod are positioned at the U type groove of described reinforcement respectively; The bottom of described push rod is near the peristome of the U type groove of described reinforcement, and the upper end of described front-wheel support is positioned at the bottom land of described reinforcement.
in some another further embodiment, described reinforcement is the irony reinforcement.
scope of the present invention is not limited to the technical scheme that the particular combination of above-mentioned technical characterictic forms, and also should contain simultaneously by above-mentioned technical characterictic or its equivalent feature to carry out combination in any and other technical scheme of forming.The technical characterictic that disclosed (but being not limited to) has a similar functions among for example above-mentioned characteristic and the application is replaced mutually and technical scheme of forming etc.
are because the technique scheme utilization; The present invention compared with prior art has advantage: in the switching process of expanded position, described push rod and described attaching parts can tongs, and be safe in utilization in the folding position for the go-cart vehicle frame; Simple in structure, low cost of manufacture.
Description of drawings
Accompanying drawing 1 is block diagram of the present invention (embodiment one);
Accompanying drawing 2 is front view of the present invention (embodiment one);
Accompanying drawing 3 is the M place enlarged drawing of accompanying drawing 2;
Accompanying drawing 4 is block diagram of the present invention (embodiment two);
Accompanying drawing 5 is block diagram of the present invention (embodiment three);
Accompanying drawing 6 is block diagram of the present invention (embodiment four);
Accompanying drawing 7 is block diagram of the present invention (embodiment five);
The exploded drawings that
accompanying drawing 8 is rotationally connected and locates for right push rod, off front wheel support.
wherein: 1, go-cart vehicle frame; 2, right locations; 3, right spindle; 4, right attaching parts; 5, left attaching parts; 6, back pole-bracket; 8, bottom bracing frame; 11, off front wheel support; 12, the near front wheel support; 13, right push rod; 14, left push rod; 15, off hind wheel support; 16, left rear wheel support; 17, right seat post; 18, left seat post; 21, first rod member; 22, second rod member; 23, the 3rd rod member; 24, the 4th rod member; 25, right reinforcement.
The specific embodiment
embodiment one: shown in accompanying drawing 1-accompanying drawing 3; A kind of doll carriage comprises go-cart vehicle frame 1, the wheel assembly that is arranged on the bottom of described go-cart vehicle frame 1 with expanded position and folding position, the blocking device that is used for described go-cart vehicle frame 1 is locked in expanded position.
described go-cart vehicle frame 1 comprises side stand, the link span that is positioned at left and right sides portion and constitutes connecting rod mechanism respectively; For the ease of explanation; The side stand that below will be positioned at the right side is called the right side support; The side stand that will be positioned at the left side is called left side brackets, and promptly link span is arranged between described right side support and the described left side brackets, and this link span comprises bottom bracing frame 8 and back pole-bracket 6.
likewise for the ease of explanation, increase " right side " on the right side before each component names of support, before each component names of left side brackets, increase on " left side ".
are shown in accompanying drawing 1-accompanying drawing 3; Be described right side the support right attaching parts 4, bottom and described right attaching parts 4 upper ends that comprise off front wheel support 11, bottom and described off front wheel support 11 and be fixedly connected through the right spindle 3 right push rod 13 of bonded assembly that rotates through right locations 2; Described right push rod 13 with the perpendicular plane of the axial line of described right spindle 3 on the width dimensions of projection be a; The center-point of described right spindle 3 is b to the distance of the upper side edge of described right attaching parts 4; The ratio of described a and described b is between 1:1-2:1, and the ratio of described a and described b is tending towards 1:1, and the rigidity at right spindle 3 places is then stronger; In the present embodiment, the ratio of described a and described b is 1.12:1.
are shown in accompanying drawing 8; Described right attaching parts 4 comprises the right reinforcement 25 of the irony with rigidity; Described right reinforcement 25 is the U type; The bottom of the upper end of described off front wheel support 11 and right push rod 13 is positioned at the U type groove of described right reinforcement 25 respectively, and the bottom of described right push rod 13 is near the peristome of the U type groove of described right reinforcement 25, and the upper end of described off front wheel support 11 is positioned at the bottom land of described right reinforcement 25; Described right reinforcement 25 can wrap the outside of being located at described right attaching parts 4, also can in be embedded at the inboard of described right attaching parts 4.
The bottom that
described right side support also comprises upper end and described right push rod 13 is bonded assembly off hind wheel support 15, anterior and described off front wheel support 11 bonded assembly right side seat post 17 rotatedly rotatedly, and the rear portion of described right seat post 17 is connected with described off hind wheel support 15 rotatedly.
described left side brackets comprises that left attaching parts 5, bottom and described left attaching parts 5 tops that the near front wheel support 12, bottom and described the near front wheel support 12 be fixedly connected through left locations are through rotate bottom bonded assembly left rear wheel support 16, the anterior and described the near front wheel support 12 left seat post 18 of bonded assembly rotatedly rotatedly of bonded assembly left side push rod 14, upper end and described left push rod 14 of left rotary shaft.Described wheel assembly comprises off front wheel assembly, the near front wheel assembly, off hind wheel assembly, left rear wheel assembly.Described off front wheel assembly is arranged at the bottom of described off front wheel support 11; Described the near front wheel assembly is arranged at the bottom of described the near front wheel support 12; Described off hind wheel assembly is arranged at the bottom of described off hind wheel support 15, and described left rear wheel assembly is arranged at the bottom of described left rear wheel support 16.
do not have diagram; Described left attaching parts comprises the left reinforcement of the irony with rigidity; Described left reinforcement is the U type; The bottom of the upper end of described the near front wheel support 12 and left push rod 14 is positioned at the U type groove of described left reinforcement respectively, and the bottom of described left push rod 14 is near the peristome of the U type groove of described left reinforcement, and the upper end of described the near front wheel support 12 is positioned at the bottom land of described left reinforcement; Described left reinforcement can wrap the outside of being located at described left attaching parts, also can in be embedded at the inboard of described left attaching parts.
The structure of
described left attaching parts 5 is identical with the structure of described right attaching parts 4.Described left side brackets and described right side support are arranged at the both sides of described go-cart vehicle frame 1 symmetrically.
Intersect by the 3rd rod member 23 and the 4th rod member 24 on the described back pole-bracket 6; And rotate to connect at infall and constituted; The top of the upper end of described the 3rd rod member 23 and described right push rod 13 is provided with through rotary joint on first rotatedly; The bottom of described the 3rd rod member 23 and described left rear wheel support 16 are provided with through rotary joint on the 4th rotatedly; The top of the upper end of described the 4th rod member 24 and described left push rod 14 is provided with through rotary joint on second rotatedly, and the bottom of described the 4th rod member 24 and described off hind wheel support 15 are provided with through rotary joint on the 3rd rotatedly;
described bottom bracing frame 8 be by first rod member 21 intersect with second rod member 22 and infall rotate be connected constitute; The bottom of the leading section of described first rod member 21 and described off front wheel support 11 is provided with through first time rotary joint rotatedly; The rearward end of described first rod member 21 and described left rear wheel support 16 are provided with through the 4th time rotary joint rotatedly; The bottom of the leading section of described second rod member 22 and described the near front wheel support 12 is provided with through second time rotary joint rotatedly, and the rearward end of described second rod member 22 and described off hind wheel support 15 are provided with through the 3rd time rotary joint rotatedly.
embodiment two: shown in accompanying drawing 4; Be that with the difference of embodiment one vehicle frame of go-cart vehicle frame 1 is different; Described go-cart vehicle frame 1 does not include off hind wheel support 15, left rear wheel support 16; The rear portion of described left seat post 18 is connected with the bottom of described the 3rd rod member 23 rotates; The rear portion of described first rod member 21 is connected with the rear portion of described left seat post 18 rotates, and the rear portion of described right seat post 17 is connected with the bottom of described the 4th rod member 24 rotates, and the rear portion of described second rod member 22 is connected with the rear portion of described right seat post 17 rotates; Described off hind wheel assembly is arranged on the below of described the 4th rod member 24, and described left rear wheel assembly is arranged on the below of described the 3rd rod member 23.
embodiment three: shown in accompanying drawing 5; Be that with the difference of embodiment one vehicle frame of go-cart vehicle frame 1 is different; Described go-cart vehicle frame 1 does not include off hind wheel support 15, left rear wheel support 16; The rear portion of described left seat post 18 is connected with the rear portion of described first rod member 21 rotates; The bottom of the 3rd rod member 23 is connected with the rear portion of described left seat post 18 rotates, the rear portion of described right seat post 17 with being connected of rotating of the rear portion of second rod member 22, the bottom of described the 4th rod member 24 is connected with the rear portion of described said right seat post 17 rotates; Described off hind wheel assembly is arranged on the below of described second rod member 22, and described left rear wheel assembly is arranged on the below of described first rod member 21.
embodiment four: shown in accompanying drawing 6; Be that with the difference of embodiment one vehicle frame of go-cart vehicle frame 1 is different; Described go-cart vehicle frame 1 does not include off hind wheel support 15, left rear wheel support 16; The rear portion of described left seat post 18 is connected with the bottom of described the 3rd rod member 23 rotates; The rear portion of described first rod member 21 is connected with the rear portion of described left seat post 18 rotates, and the rear portion of described right seat post 17 is connected with the bottom of described the 4th rod member 24 rotates, and the rear portion of described second rod member 22 is connected with the rear portion of described right seat post 17 rotates; Described off hind wheel assembly is arranged on the below of described right seat post 17, and described left rear wheel assembly is arranged on the below of described left seat post 18.
embodiment five: shown in accompanying drawing 7; Be with the difference of embodiment one; Described go-cart vehicle frame 1 also comprises the cross frame that can fold; One outer end of described cross frame rotates with described off hind wheel support 15 through first rotating shaft and is connected, and another outer end of described cross frame rotates with described left rear wheel support 16 through second rotating shaft and is connected.
As stated, we are illustrated according to aim of the present invention fully
, but the present invention is not limited to the foregoing description and implementation method.The practitioner of correlative technology field can carry out different variations and enforcement in the scope of technological thought permission of the present invention.
Claims (4)
1. doll carriage; Comprise go-cart vehicle frame (1), the wheel assembly that is arranged on the bottom of described go-cart vehicle frame (1) with expanded position and folding position, the blocking device that is used for described go-cart vehicle frame (1) is locked in expanded position; Described go-cart vehicle frame (1) comprises side stand in left and right sides portion, be connected the link span between the described side stand of both sides; The described side stand of every side all comprises front-wheel support, be fixed on the attaching parts of the upper end of described front-wheel support, bottom and described attaching parts through the rotating shaft bonded assembly push rod that rotates; It is characterized in that: described push rod with the perpendicular plane of the axial line of described rotating shaft on the width dimensions of projection be a; The center-point of described rotating shaft is b to the distance of the upper side edge of described attaching parts; The ratio of described a and described b is between 1:1-2:1; Described attaching parts comprises the reinforcement with rigidity, and described reinforcement is the U type, and the upper end of described front-wheel support and the bottom of push rod are positioned at the U type groove of described reinforcement respectively; The bottom of described push rod is near the peristome of the U type groove of described reinforcement, and the upper end of described front-wheel support is positioned at the bottom land of described reinforcement.
2. a kind of doll carriage according to claim 1; It is characterized in that: described attaching parts with the perpendicular plane of the axial line of described rotating shaft on projection elongated; And the bottom of described attaching parts and the upper end of described front-wheel support are fixedly connected, and the upper end of described attaching parts is connected through described rotating shaft with the bottom of described push rod rotatedly.
3. a kind of doll carriage according to claim 1 is characterized in that: described link span is link span that can be lorizontal folding.
4. a kind of doll carriage according to claim 1 is characterized in that: described reinforcement is the irony reinforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010552867XA CN102009679B (en) | 2009-11-24 | 2010-11-22 | Stroller |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920241503 | 2009-11-24 | ||
| CN200920241503.2 | 2009-11-24 | ||
| CN201010552867XA CN102009679B (en) | 2009-11-24 | 2010-11-22 | Stroller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102009679A CN102009679A (en) | 2011-04-13 |
| CN102009679B true CN102009679B (en) | 2012-11-28 |
Family
ID=43840064
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206173586U Expired - Lifetime CN201914297U (en) | 2009-11-24 | 2010-11-22 | Baby stroller |
| CN201010552867XA Active CN102009679B (en) | 2009-11-24 | 2010-11-22 | Stroller |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206173586U Expired - Lifetime CN201914297U (en) | 2009-11-24 | 2010-11-22 | Baby stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN201914297U (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201914297U (en) * | 2009-11-24 | 2011-08-03 | 好孩子儿童用品有限公司 | Baby stroller |
| CN103921821B (en) * | 2013-01-11 | 2016-03-02 | 安徽省舒城三乐童车有限责任公司 | A kind of blocking device that returns the vehicle to the garage and knock off of baby stroller |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2512676Y (en) * | 2001-12-24 | 2002-09-25 | 吕克文 | Safety movable switch connector |
| CN2782507Y (en) * | 2005-04-29 | 2006-05-24 | 中山市隆成日用制品有限公司 | Baby umbrella folding mechanism |
| CN2866283Y (en) * | 2005-10-18 | 2007-02-07 | 明门实业股份有限公司 | Folding baby carriage |
| CN201102563Y (en) * | 2007-09-29 | 2008-08-20 | 好孩子儿童用品有限公司 | Pinch-proof structure of bassinet |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM256123U (en) * | 2004-02-18 | 2005-02-01 | Link Treasure Ltd | Baby umbrella stroller capable of being folded with one hand |
| CN201914297U (en) * | 2009-11-24 | 2011-08-03 | 好孩子儿童用品有限公司 | Baby stroller |
-
2010
- 2010-11-22 CN CN2010206173586U patent/CN201914297U/en not_active Expired - Lifetime
- 2010-11-22 CN CN201010552867XA patent/CN102009679B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2512676Y (en) * | 2001-12-24 | 2002-09-25 | 吕克文 | Safety movable switch connector |
| CN2782507Y (en) * | 2005-04-29 | 2006-05-24 | 中山市隆成日用制品有限公司 | Baby umbrella folding mechanism |
| CN2866283Y (en) * | 2005-10-18 | 2007-02-07 | 明门实业股份有限公司 | Folding baby carriage |
| CN201102563Y (en) * | 2007-09-29 | 2008-08-20 | 好孩子儿童用品有限公司 | Pinch-proof structure of bassinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102009679A (en) | 2011-04-13 |
| CN201914297U (en) | 2011-08-03 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |