CN201390281Y - Bidirectional folding trolley - Google Patents
Bidirectional folding trolley Download PDFInfo
- Publication number
- CN201390281Y CN201390281Y CN200920141926U CN200920141926U CN201390281Y CN 201390281 Y CN201390281 Y CN 201390281Y CN 200920141926 U CN200920141926 U CN 200920141926U CN 200920141926 U CN200920141926 U CN 200920141926U CN 201390281 Y CN201390281 Y CN 201390281Y
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- Prior art keywords
- bar
- rod
- rotatedly
- rod member
- push rod
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- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 16
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000010276 construction Methods 0.000 description 6
- 239000004744 fabric Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
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Abstract
The utility model discloses a bidirectional folding trolley. The frame of the trolley comprises a first pushing rod, a first front rod, a first rear rod, a first front seat rod, a first rear seat rod, a second pushing rod, a second front rod, a second rear rod, a second front seat rod, a second rear seat rod, a bottom support frame and a transverse support frame, wherein the upper part of the first front rod is in rotational connection with the lower part of the first pushing rod; the upper part of the first rear rod is in rotational connection with the first pushing rod; the front part of the first front seat rod is in rotational connection with the first front rod; the rear part of the first rear seat rod is in rotational connection with the rear rod; the upper part of the second front rod is in rotational connection with the lower part of the second pushing rod; the upper part of the second rear rod is in rotational connection with the second pushing rod; the front part of the second front seat rod is in rotational connection with the second front rod; the rear part of the second rear seat rod is in rotational connection with the second rear rod; the rear part of the first front seat rod is in rotational connection with the front part of the first rear seat rod; and the rear part of the second front seat rod is in rotational connection with the front part of the second rear seat rod. Under the folding state, a front wheel component arranged at the lower parts of the first front rod and the second front rod closes up to a rear wheel component at the lower parts of the first rear rod and the second rear rod, and therefore the frame of the trolley can stand alone.
Description
Technical field
The utility model relates to a kind of bidirectional folding vehicle.
Background technology
Bidirectional folding vehicle of the prior art, great majority do not possess the function of self-support.As Chinese patent application CN200410065065.0, its go-cart vehicle frame comprise that first handle, second handle, top and the first handle bottom be rotationally connected first before bar, top and the second handle bottom be rotationally connected second before the second back bar that is rotationally connected of the body of rod of the first back bar that is rotationally connected of the body of rod of bar, top and first handle, top and second handle, be connected in before first the first connecting rod between the bar behind the bar and first, be connected in second connecting rod, first support, cross support between the bar behind the second preceding bar and second.The bottom of the bar and the second preceding bar is provided with front component before first, and the bottom of the first back bar and the second back bar is respectively arranged with wheel assembly.When folding, first handle and second handle before first before the bar and second direction of bar rotate folding, and before first bar and the second preceding bar away from bar and second after first after bar, make that great majority are on all fours behind the go-cart vehicle frame folding.Thereby under folded state, be not easy to the user and take, carry, and the vehicle frame of bidirectional folding vehicle is provided with the cloth cover usually, after bidirectional folding vehicle was folding, the cloth cover on its go-cart vehicle frame easily contacted with ground and is polluted.
The utility model content
The technical problems to be solved in the utility model provides the bidirectional folding vehicle that can support oneself after a kind of the folding.
The technical solution adopted in the utility model is: a kind of bidirectional folding vehicle, comprise the go-cart vehicle frame with expanded position and folding position, the front component that is arranged at described go-cart bottom of frame and wheel assembly, be used for described go-cart vehicle frame is locked in the lockout mechanism of expanded position
Described go-cart vehicle frame comprises
First push rod;
Second push rod;
Bar before first, the top of the described first preceding bar is connected rotatedly with the bottom of described first push rod;
Bar before second, the top of the described second preceding bar is connected rotatedly with the bottom of described second push rod;
The first back bar, the top of the described first back bar is connected rotatedly with described first push rod;
The second back bar, the top of the described second back bar is connected rotatedly with described second push rod;
The first front stall bar, bar is connected rotatedly before the front portion of the described first front stall bar and described first;
The second front stall bar, bar is connected rotatedly before the front portion of the described second front stall bar and described second;
The first back seat bar, the rear portion of the described first back seat bar is connected rotatedly with the described first back bar, and the front portion of the described first back seat bar is connected rotatedly with the rear portion of the described first front stall bar;
The second back seat bar, the rear portion of the described second back seat bar is connected rotatedly with the described second back bar, and the front portion of the described second back seat bar is connected rotatedly with the rear portion of the described second front stall bar;
The bottom bracing frame that can fold, described bottom bracing frame is to be intersected by first rod member and second rod member, and rotate at infall and to connect and compose, described bottom bracing sets up and places between the described first back bar, the described second back bar, the described first back seat bar, the described second back seat bar, and perhaps described bottom bracing sets up and places between the described first preceding bar, the described second preceding bar, the described first front stall bar, the described second front stall bar;
Can laterally folded ground cross frame, one outer end of described cross frame is connected rotatedly with the described first back bar, another outer end of described cross frame and the described second back bar are connected to preferably rotatedly, thereby be convenient to unlocking operation, perhaps described cross frame also can be that bar is connected rotatedly before the outer end and described first, bar is connected rotatedly before another outer end of described cross frame and described second
Bar, the described first front stall bar, the described first back seat bar, the described first back bar constitute five-bar mechanism before described first push rod, described first, and bar, the described second front stall bar, the described second back seat bar, the described second back bar constitute five-bar mechanism before described second push rod, described second.After the lockout mechanism release, described first push rod and described second push rod reach backward rotate folding, bar is relative behind the described first back bar and described second draws close, bar is relative before the bar and described second before described first draws close, described cross frame is folding, described bottom bracing frame is folding, under the effect of described bottom bracing frame, make win front stall bar and the described first back seat bar upwards folding, described second front stall bar and the described second back seat bar are upwards folding, thereby make the described first preceding bar and the second preceding bar draw close mutually with described first back bar and the described second back bar respectively.
The bottom of the bottom of bar and the described second preceding bar is that branch is arranged before described first, the bottom of the bottom of bar and the second preceding bar must be provided with front component respectively before first, the bottom that is the described first preceding bar is provided with first front component, the bottom of bar is provided with second front component before described second, the bottom of the described first back bar is provided with first wheel assembly, and the bottom of the described second back bar is provided with second wheel assembly.The bottom of the bottom of bar and the described second preceding bar also can be connected rotationally before described first, and front component promptly is arranged at the below at this place that is rotationally connected.
The leading section of described first rod member and the described first back seat bar are provided with rotatedly, the rearward end of described first rod member and the described second back bar are provided with rotatedly, the leading section of described second rod member and the described second back seat bar are provided with rotatedly, the rearward end of described second rod member and the described first back bar are provided with rotatedly, bar is provided with rotatedly before the leading section of perhaps described first rod member and described first, the rearward end of described first rod member and the described second front stall bar are provided with rotatedly, bar is provided with rotatedly before the leading section of described second rod member and described second, and the rearward end of described second rod member and the described first front stall bar are provided with rotatedly.
Described cross frame comprises outer end and the described first back bar rotate bonded assembly the 3rd rod member, outer end and described second back bar bonded assembly the 4th rod member that rotates, and the inner end of the inner end of described the 3rd rod member and described the 4th rod member is provided with rotatedly.
Described lockout mechanism comprises and is arranged on first blocking device between the bar before described first push rod and described first, is arranged on second blocking device between described second push rod and the described second preceding bar.
Described lockout mechanism comprises the stull blocking device that is arranged on the described cross frame.
The utility model compared with prior art, has following advantage: under the folding position, be arranged on the front component of the first preceding bar and the second preceding bar bottom, draw close mutually with the wheel assembly that is arranged on the first back bar and bar bottom, second back, thereby the go-cart vehicle frame can be supported oneself under the folding position, be convenient to the user and take, carry, and the cover of the cloth on the go-cart vehicle frame is not vulnerable to pollute yet.
Description of drawings
Accompanying drawing 1 is stereoscopic-state structural representation of the present utility model (embodiment one);
Accompanying drawing 2 is construction profile scheme drawing of the present utility model (embodiment one, under the expanded position);
Accompanying drawing 3 is construction profile scheme drawing of the present utility model (embodiment one, in the switching process of expanded position and folding position);
Accompanying drawing 4 is construction profile scheme drawing of the present utility model (embodiment one, under the folding position);
Accompanying drawing 5 is stereoscopic-state structural representation of the present utility model (embodiment two);
Accompanying drawing 6 is construction profile scheme drawing of the present utility model (embodiment two, under the expanded position);
Accompanying drawing 7 is construction profile scheme drawing of the present utility model (embodiment two, in the switching process of expanded position and folding position);
Accompanying drawing 8 is construction profile scheme drawing of the present utility model (embodiment two, under the folding position).
Wherein: 1, go-cart vehicle frame; 2, first front component; 3, second front component; 4, first wheel assembly; 5, second wheel assembly;
11, first push rod; 12, the first preceding bar; 13, the first back bar; 14, the first front stall bar; 15, the first back seat bar;
21, second push rod; 22, the second preceding bar; 23, the second back bar; 24, the second front stall bar; 25, the second back seat bar;
31, first rod member; 32, second rod member; 33, the 3rd rod member; 34, the 4th rod member;
41, bottom bracing frame; 42, cross frame.
The specific embodiment
Embodiment one, shown in accompanying drawing 1-accompanying drawing 4, a kind of bidirectional folding vehicle, comprise go-cart vehicle frame 1, the front component and the wheel assembly that are arranged at described go-cart vehicle frame 1 bottom with expanded position and folding position, lockout mechanism, the cloth cover (not having diagram) that is used for described go-cart vehicle frame 1 is locked in expanded position
Described go-cart vehicle frame 1 comprises
The first back bar 13, the top of the described first back bar 13 is connected rotatedly with described first push rod 11;
The second back bar 23, the top of the described second back bar 23 is connected rotatedly with described second push rod 21;
The first front stall bar 14, bar 12 is connected rotatedly before the front portion of the described first front stall bar 14 and described first;
The second front stall bar 24, bar 22 is connected rotatedly before the front portion of the described second front stall bar 24 and described second;
The first back seat bar 15, the rear portion of the described first back seat bar 15 is connected rotatedly with the described first back bar 13, and the front portion of the described first back seat bar 15 is connected rotatedly with the rear portion of the described first front stall bar 14;
The second back seat bar 25, the rear portion of the described second back seat bar 25 is connected rotatedly with the described second back bar 23, and the front portion of the described second back seat bar 25 is connected rotatedly with the rear portion of the described second front stall bar 24;
The bottom bracing frame 41 that can fold, described bottom bracing frame 41 is to be intersected by first rod member 31 and second rod member 32, and rotate at infall and to connect and compose, described bottom bracing frame 41 is arranged between the described first back bar 13, the described second back bar 23, the described first back seat bar 15, the described second back seat bar 25;
Can laterally folded ground cross frame 42, an outer end of described cross frame 42 and the described first back bar 13 are connected rotatedly, and another outer end of described cross frame 42 and described second afterwards bar 23 is connected rotatedly,
The bottom of bar 12 is provided with first front component 2 before described first, the bottom of bar 22 is provided with second front component 3 before described second, the bottom of the described first back bar 13 is provided with first wheel assembly 4, and the bottom of the described second back bar 23 is provided with second wheel assembly 5.
The leading section of described first rod member 31 and the described first back seat bar 15 are provided with rotatedly by rotary joint, the rearward end of described first rod member 31 and the described second back bar 23 are provided with rotatedly by rotary joint, the leading section of described second rod member 32 and the described second back seat bar 25 are provided with rotatedly by rotary joint, the rearward end of described second rod member 32 and the described first back bar 13 are provided with rotatedly by rotary joint, described cross frame 42 comprises outer end and described first back bar 13 bonded assembly the 3rd rod member 33 that rotates, outer end and described second back bar 23 bonded assembly the 4th rod member 34 that rotates, the inner end of the inner end of described the 3rd rod member 33 and described the 4th rod member 34 is provided with rotatedly.
Described lockout mechanism comprises and is arranged on first blocking device between the bar 12 before described first push rod 11 and described first, is arranged on second blocking device between described second push rod 21 and the described second preceding bar 22.First blocking device and second blocking device adopt bullet pin formula usually, are provided with movable bullet pin as first push rod 11, have lockhole on the bar 12 before first, and during locking, the bullet pin promptly is inserted in the described lockhole, and during release, the bullet pin promptly is separated with lockhole.
Described lockout mechanism also comprises the stull blocking device that is arranged on the described cross frame 42.Described stull blocking device adopts unidirectional rotation to cross the dead point inhibiting device usually, be that the go-cart vehicle frame is under expanded position, turning point between stull blocking device the 3rd rod member 33 inner ends and the 4th rod member 34 inner ends is lower than two turning points in the 3rd rod member 33 outer ends and the 4th rod member 34 outer ends, and the 3rd rod member 33 or the 4th rod member 34 are provided with limiting stopper, make the 3rd rod member 33 inner ends and the 4th rod member 34 inner ends further not to rotate, thereby make that horizontal rigidity is stronger.
Embodiment two, shown in accompanying drawing 5-accompanying drawing 8, embodiment two is with the difference of embodiment one: bar 12 before described bottom bracing frame 41 can be arranged at described first foldedly, bar 22 before described second, the described first front stall bar 14, between the described second front stall bar 24, bar 12 is provided with rotatedly before the leading section of described first rod member 31 and described first, the rearward end of described first rod member 31 and the described second front stall bar 24 are provided with rotatedly, bar 22 is provided with rotatedly before the leading section of described second rod member 32 and described second, and the rearward end of described second rod member 32 and the described first front stall bar 14 are provided with rotatedly.
Involved upper and lower, the forward and backward noun of locality is under the expanded position at the go-cart vehicle frame and defines in the utility model, and before the position at bar places is before two, after the position at bar places, two backs is.
As mentioned above, we are illustrated according to aim of the present utility model fully, but the utility model 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 utility model.
Claims (6)
1, a kind of bidirectional folding vehicle comprises go-cart vehicle frame (1), the front component and the wheel assembly that are arranged at described go-cart vehicle frame (1) bottom with expanded position and folding position, the lockout mechanism that is used for described go-cart vehicle frame (1) is locked in expanded position,
It is characterized in that: described go-cart vehicle frame (1) comprises
First push rod (11);
Second push rod (21);
Bar (12) before first, the top of the described first preceding bar (12) is connected rotatedly with the bottom of described first push rod (11);
Bar (22) before second, the top of the described second preceding bar (22) is connected rotatedly with the bottom of described second push rod (21);
The first back bar (13), the top of the described first back bar (13) is connected rotatedly with described first push rod (11);
The second back bar (23), the top of the described second back bar (23) is connected rotatedly with described second push rod (21);
The first front stall bar (14), bar (12) is connected rotatedly before the front portion of the described first front stall bar (14) and described first;
The second front stall bar (24), bar (22) is connected rotatedly before the front portion of the described second front stall bar (24) and described second;
The first back seat bar (15), the rear portion of the described first back seat bar (15) is connected rotatedly with the described first back bar (13), and the front portion of the described first back seat bar (15) is connected rotatedly with the rear portion of the described first front stall bar (14);
The second back seat bar (25), the rear portion of the described second back seat bar (25) is connected rotatedly with the described second back bar (23), and the front portion of the described second back seat bar (25) is connected rotatedly with the rear portion of the described second front stall bar (24);
The bottom bracing frame (41) that can fold, described bottom bracing frame (41) is to be intersected by first rod member (31) and second rod member (32), and rotate at infall and to connect and compose, described bottom bracing frame (41) is arranged between the described first back bar (13), the described second back bar (23), the described first back seat bar (15), the described second back seat bar (25), and perhaps described bottom bracing frame (41) is arranged between the described first preceding bar (12), the described second preceding bar (22), the described first front stall bar (14), the described second front stall bar (24);
Can laterally folded ground cross frame (42), one outer end of described cross frame (42) is connected rotatedly with the described first back bar (13), another outer end of described cross frame (42) is connected rotatedly with the described second back bar (23), bar (12) is connected rotatedly before one outer end of perhaps described cross frame (42) and described first, bar (22) is connected rotatedly before another outer end of described cross frame (42) and described second
Bar (12), the described first front stall bar (14), the described first back seat bar (15), the described first back bar (13) constitute five-bar mechanism before described first push rod (11), described first, and bar (22), the described second front stall bar (24), the described second back seat bar (25), the described second back bar (23) constitute five-bar mechanism before described second push rod (21), described second.
2, bidirectional folding vehicle according to claim 1, it is characterized in that: the bottom of bar (12) is provided with first front component (2) before described first, the bottom of bar (22) is provided with second front component (3) before described second, the bottom of the described first back bar (13) is provided with first wheel assembly (4), and the bottom of the described second back bar (23) is provided with second wheel assembly (5).
3, bidirectional folding vehicle according to claim 1, it is characterized in that: the leading section of described first rod member (31) and the described first back seat bar (15) are provided with rotatedly, the rearward end of described first rod member (31) and the described second back bar (23) are provided with rotatedly, the leading section of described second rod member (32) and the described second back seat bar (25) are provided with rotatedly, the rearward end of described second rod member (32) and the described first back bar (13) are provided with rotatedly, bar (12) is provided with rotatedly before the leading section of perhaps described first rod member (31) and described first, the rearward end of described first rod member (31) and the described second front stall bar (24) are provided with rotatedly, bar (22) is provided with rotatedly before the leading section of described second rod member (32) and described second, and the rearward end of described second rod member (32) and the described first front stall bar (14) are provided with rotatedly.
4, bidirectional folding vehicle according to claim 1, it is characterized in that: described cross frame (42) comprises outer end and the described first back bar (13) rotate bonded assembly the 3rd rod member (33), outer end and described second back bar (23) bonded assembly the 4th rod member (34) that rotates, and the inner end of the inner end of described the 3rd rod member (33) and described the 4th rod member (34) is provided with rotatedly.
5, bidirectional folding vehicle according to claim 1 is characterized in that: described lockout mechanism comprises and is arranged on first blocking device between the bar (12) before described first push rod (11) and described first, is arranged on second blocking device between described second push rod (21) and the described second preceding bar (22).
6, bidirectional folding vehicle according to claim 1 is characterized in that: described lockout mechanism comprises the stull blocking device that is arranged on the described cross frame (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920141926U CN201390281Y (en) | 2009-03-03 | 2009-03-03 | Bidirectional folding trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920141926U CN201390281Y (en) | 2009-03-03 | 2009-03-03 | Bidirectional folding trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201390281Y true CN201390281Y (en) | 2010-01-27 |
Family
ID=41597103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920141926U Expired - Fee Related CN201390281Y (en) | 2009-03-03 | 2009-03-03 | Bidirectional folding trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201390281Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015774A (en) * | 2014-05-20 | 2014-09-03 | 安徽酷豆丁儿童用品有限公司 | Baby trolley convenient to fold |
| CN106043402A (en) * | 2016-07-15 | 2016-10-26 | 好孩子儿童用品有限公司 | Child stroller |
-
2009
- 2009-03-03 CN CN200920141926U patent/CN201390281Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015774A (en) * | 2014-05-20 | 2014-09-03 | 安徽酷豆丁儿童用品有限公司 | Baby trolley convenient to fold |
| CN106043402A (en) * | 2016-07-15 | 2016-10-26 | 好孩子儿童用品有限公司 | Child stroller |
| CN106043402B (en) * | 2016-07-15 | 2018-10-19 | 好孩子儿童用品有限公司 | Children trolley |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20180303 |