CN102009679A - Stroller - Google Patents
Stroller Download PDFInfo
- Publication number
- CN102009679A CN102009679A CN201010552867.XA CN201010552867A CN102009679A CN 102009679 A CN102009679 A CN 102009679A CN 201010552867 A CN201010552867 A CN 201010552867A CN 102009679 A CN102009679 A CN 102009679A
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- China
- Prior art keywords
- attaching parts
- push rod
- wheel support
- reinforcement
- vehicle frame
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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.)
- Granted
Links
- 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 with expanded position and folding position, be arranged on the wheel assembly of the bottom of described go-cart vehicle frame, be used for described go-cart vehicle frame is locked in the blocking device of expanded position, described go-cart vehicle frame comprises the side stand that is positioned at 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, the bottom is fixed on the attaching parts of the upper end of described front-wheel support, the bottom of bottom and described attaching parts is by 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, be under the folding position and work as 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 problem to be solved in the present invention provides a kind of doll carriage.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of doll carriage, comprise go-cart vehicle frame with expanded position and folding position, be arranged on the wheel assembly of the bottom of described go-cart vehicle frame, be used for described go-cart vehicle frame is locked in the blocking device of expanded position, described go-cart vehicle frame comprises the side stand that is positioned at 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 are by 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 by described rotating shaft rotatedly with the bottom of described push rod.
In some embodiments, described link span be can be laterally folded link span.
In some embodiments, described attaching parts comprises the reinforcement with rigidity.
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 combinations 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 feature and the application is replaced mutually and technical scheme of forming etc.
Because technique scheme utilization, the present invention compared with prior art has following advantage: in the switching process of expanded position, described push rod and described attaching parts can tongs, and be safe in utilization, simple in structure, low cost of manufacture in the folding position for the go-cart vehicle frame.
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 convenience 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, be that link span is arranged between described right side support and the described left side brackets, this link span comprises bottom bracing frame 8 and back pole-bracket 6.
Similarly, for convenience of explanation, before each component names of right side support, increase on " right side ", before each component names of left side brackets, increase on " left side ".
Shown in accompanying drawing 1-accompanying drawing 3, be that described right side support comprises off front wheel support 11, the right attaching parts 4 that bottom and described off front wheel support 11 are fixedly connected by right locations 2, bottom and described right attaching parts 4 upper ends are by the right spindle 3 right push rod 13 of bonded assembly that rotates, 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, the ratio of described a and described b is tending towards 1:1, 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.
As shown in Figure 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, the bottom of described right push rod 13 is near the peristome of the U type groove of described right reinforcement 25, 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 rotatedly with described off hind wheel support 15.
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 by left locations are by 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.
There is not 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, the bottom of described left push rod 14 is near the peristome of the U type groove of described left reinforcement, 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 relatively 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 rotatedly by rotary joint on first, the bottom of described the 3rd rod member 23 and described left rear wheel support 16 are provided with rotatedly by rotary joint on the 4th, the top of the upper end of described the 4th rod member 24 and described left push rod 14 is provided with rotatedly by rotary joint on second, and the bottom of described the 4th rod member 24 and described off hind wheel support 15 are provided with rotatedly by rotary joint on the 3rd;
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 rotatedly by first time rotary joint, the rearward end of described first rod member 21 and described left rear wheel support 16 are provided with rotatedly by the 4th time rotary joint, the bottom of the leading section of described second rod member 22 and described the near front wheel support 12 is provided with rotatedly by second time rotary joint, and the rearward end of described second rod member 22 and described off hind wheel support 15 are provided with rotatedly by the 3rd time rotary joint.
Embodiment two: as shown in Figure 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 and being connected that the bottom of described the 3rd rod member 23 rotates, the rear portion of described first rod member 21 and being connected that the rear portion of described left seat post 18 rotates, the rear portion of described right seat post 17 and being connected that the bottom of described the 4th rod member 24 rotates, the rear portion of described second rod member 22 and being connected that 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: as shown in Figure 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 and being connected that the rear portion of described first rod member 21 rotates, the bottom of the 3rd rod member 23 and being connected that 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 and being connected that the rear portion of described described 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: as shown in Figure 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 and being connected that the bottom of described the 3rd rod member 23 rotates, the rear portion of described first rod member 21 and being connected that the rear portion of described left seat post 18 rotates, the rear portion of described right seat post 17 and being connected that the bottom of described the 4th rod member 24 rotates, the rear portion of described second rod member 22 and being connected that 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: as shown in Figure 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 by first rotating shaft and is connected, and another outer end of described cross frame rotates with described left rear wheel support 16 by second rotating shaft and is connected.
As mentioned above, 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 (6)
1. doll carriage, comprise go-cart vehicle frame (1) with expanded position and folding position, be arranged on the wheel assembly of the bottom of described go-cart vehicle frame (1), be used for described go-cart vehicle frame (1) is locked in the blocking device of expanded position, described go-cart vehicle frame (1) comprises the side stand that is positioned at 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 are by 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, and the ratio of described a and described b is between 1:1-2:1.
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 by described rotating shaft rotatedly with the bottom of described push rod.
3. a kind of doll carriage according to claim 1 is characterized in that: described link span is link span that can be laterally folded.
4. a kind of doll carriage according to claim 1 is characterized in that: described attaching parts comprises the reinforcement with rigidity.
5. a kind of doll carriage according to claim 4, it is characterized in that: 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.
6. a kind of doll carriage according to claim 4 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 |
|---|---|---|---|
| CN200920241503.2 | 2009-11-24 | ||
| CN200920241503 | 2009-11-24 | ||
| CN201010552867XA CN102009679B (en) | 2009-11-24 | 2010-11-22 | Stroller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102009679A true CN102009679A (en) | 2011-04-13 |
| CN102009679B CN102009679B (en) | 2012-11-28 |
Family
ID=43840064
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010552867XA Active CN102009679B (en) | 2009-11-24 | 2010-11-22 | Stroller |
| CN2010206173586U Expired - Lifetime CN201914297U (en) | 2009-11-24 | 2010-11-22 | Baby stroller |
Family Applications After (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) | CN102009679B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921821A (en) * | 2013-01-11 | 2014-07-16 | 安徽省舒城三乐童车有限责任公司 | Infant stroller folding and locking device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009679B (en) * | 2009-11-24 | 2012-11-28 | 好孩子儿童用品有限公司 | Stroller |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2512676Y (en) * | 2001-12-24 | 2002-09-25 | 吕克文 | Safety movable switch connector |
| US20050212264A1 (en) * | 2004-02-18 | 2005-09-29 | Link Treasure Limited | Single hand folding structure for umbrella folding stroller (2) |
| 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 |
| 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 CN201010552867XA patent/CN102009679B/en active Active
- 2010-11-22 CN CN2010206173586U patent/CN201914297U/en not_active Expired - Lifetime
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2512676Y (en) * | 2001-12-24 | 2002-09-25 | 吕克文 | Safety movable switch connector |
| US20050212264A1 (en) * | 2004-02-18 | 2005-09-29 | Link Treasure Limited | Single hand folding structure for umbrella folding stroller (2) |
| 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 |
| CN201914297U (en) * | 2009-11-24 | 2011-08-03 | 好孩子儿童用品有限公司 | Baby stroller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921821A (en) * | 2013-01-11 | 2014-07-16 | 安徽省舒城三乐童车有限责任公司 | Infant stroller folding and locking device |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102009679B (en) | 2012-11-28 |
| CN201914297U (en) | 2011-08-03 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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