CN102673617A - Foldable self-standing type pet trolley - Google Patents

Foldable self-standing type pet trolley Download PDF

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Publication number
CN102673617A
CN102673617A CN2011101140301A CN201110114030A CN102673617A CN 102673617 A CN102673617 A CN 102673617A CN 2011101140301 A CN2011101140301 A CN 2011101140301A CN 201110114030 A CN201110114030 A CN 201110114030A CN 102673617 A CN102673617 A CN 102673617A
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China
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leg portion
right sides
ground engaging
engaging component
mentioned
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CN2011101140301A
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Chinese (zh)
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CN102673617B (en
Inventor
秋元重文
森井平
小林辉十树
泽田雄一
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Richell Corp
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Richell Corp
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  • Housing For Livestock And Birds (AREA)

Abstract

The present invention relates to a pet trolley. The present invention aims at providing a pet trolley having an excellent self-standing stability during folding and a good folding operability. The pet trolley comprises left/right front supporting foot parts and left/right rear supporting foot parts, and a support mechanism between the left/right rear supporting foot parts; wherein, when the pet trolley is in use, the left/right front supporting foot parts and the left/right rear supporting foot parts are departed from each other; when the pet trolley is folded, the left/right front supporting foot parts and the left/right rear supporting foot parts are close to each other, and front wheels arranged on front end parts of the front supporting foot parts are lifted upwards, thus the pet trolley can stand by itself through decline of the support mechanism between the left/right rear supporting foot parts; the support mechanism comprises a grounding component arranged at a central part in a left-right direction and support frames respectively arranged at two sides of the grounding component in the left-right direction, one ends of the support frames are pivoted to the grounding component, the other ends of the support frames are supported on the left/right rear supporting foot parts through shafts, the grounding component is provided with grounding parts at two sides of a bottom part in the left-right direction.

Description

Folding self-supporting pet hand barrow
Technical field
The present invention relates to the pet hand barrow that when not using, can fold and support oneself.
Background technology
There is (patent documentation 1: No. 4144786 communique of Japanese Patent) in the pet hand barrow that can support oneself when so far, folding.
But broad is compared with the cover portion of pet car in the accommodation section (skip bucket portion) of putting pet of carrying of pet hand barrow, and the accommodation section becomes loose when folding, therefore support oneself to become unstable easily.
Though it is the record of main contents that patent documentation 1 has the support portion to be set at from the center of gravity of pet car immediately is positioned at cradle portion, still can't be applied to the pet hand barrow with original state.
Summary of the invention
The object of the present invention is to provide a kind of self-support excellent in stability and good pet hand barrow of folding operation property when folding.
Folding self-supporting pet hand barrow of the present invention has left and right sides front support leg portion and left and right sides rear leg portion; And between this left and right sides rear leg portion, possesses bracket institution; It is characterized in that; In use left and right sides front support leg portion and rear leg portion are remained the state that has left; If when folding, be folded into make respectively left and right sides front support leg portion and rear leg portion each other near and with front support leg portion front-wheel that leading section had to above promote; Then through bracket institution can be supported oneself from descending downwards between the left and right sides rear leg portion, above-mentioned bracket institution has the ground engaging component of being located at the left and right directions central portion and respectively at the Support frame of these ground engaging component left and right directions both sides, an end of above-mentioned left and right sides Support frame and above-mentioned ground engaging component pivotal joint; The other end is supported in the rear leg portion of the above-mentioned left and right sides with axle, and above-mentioned ground engaging component is formed with grounding parts in the left and right directions both sides of bottom.
In this manual, be the place ahead with the working direction of pet hand barrow, be left and right directions with direction with the working direction quadrature.
The pet hand barrow has the rack body structure, and the skip bucket portion that will hold pets such as dog is installed on this framework.
As make the left and right sides front support leg portion that constitutes by framed structure and left and right sides rear leg portion leave or near direction on the structure that moves; For example can adopt the X framed structure that two frameworks are intersected; As the folding structure of mode with the front-wheel that promotes front support leg portion; Can enumerate following framed structure example etc.: the handle framework of hand push is connected with the framework bending that constitutes front support leg portion freely, the upper end of the framework that constitutes rear leg portion is rotated be connected the handle framework freely midway.
In addition, the present invention so long as left and right sides rear leg portion can each other near direction on folding framed structure, to the not restriction of rack body structure of hand barrow.
At this; Left and right sides Support frame is preferred; Be connected with: under the self-support state from the axle support of the above-mentioned rear leg portion direction outside axle supporting slice portion of extending to the left and right, from this supporting slice portion forwardly to the bending of oblique below and the rake that extends and the front end of this rake than this rake downwards more the bevelled setting portion is set, this setting is provided with portion's pivotal joint on ground engaging component; Under the state of supporting oneself, the center of gravity of hand barrow is between the grounding parts of trailing wheel and ground engaging component.In this occasion, also preferably fore-and-aft direction is provided with the scope that angle θ 1 is set at 1~30 degree with respect to the setting that above-mentioned setting is provided with the perpendicular line of portion.
In the present invention, if the ground plane of ground engaging component is formed on the bevelled ramped bottom surface of front lower place, the center of gravity that then makes hand barrow easily is between the grounding parts of the earth point of trailing wheel and ground engaging component.
In addition, the axle support shape of rear leg portion is the cross section rectangular shape, if the link through the rectangular shape that overlaps with peripheral part is with axle supporting bracket framework, then the connecting portion of rear leg portion and Support frame becomes firmly, and it is stable to can further improve self-support.
In addition, if make the bottom surface of ground engaging component form roughly circular shape of left and right directions, then also can improve the self-support stability of left and right directions.
Effect of the present invention is following.
With regard to pet hand barrow of the present invention; Since when folding, follow left and right sides rear leg portion with each other near the mode parallel motion; Left and right sides Support frame bending is a V word shape; Pivotal joint descends downwards at the ground engaging component of the central portion of this left and right sides Support frame, therefore can under the state of folding pushchair, support oneself.
In this occasion, because the center of gravity of hand barrow is on the perpendicular line between the ground engaging component of the earth point of trailing wheel and bracket institution, so hand barrow is difficult to forwards, backwards direction and topples over.
In addition, if the bottom surface of ground engaging component is formed roughly circular shape of left and right directions,, therefore also be difficult to the left and right direction and topple over then because with two grounding parts support trolleys of left and right directions.
Description of drawings
Fig. 1 representes folding pet hand barrow and makes the state of its self-support, the front view that Fig. 1 (a) expression is observed from the front side of hand barrow, and Fig. 1 (b) representes lateral plan.
Fig. 2 representes the action specification figure of bracket institution.Fig. 2 (a) is the running condition of hand barrow, and the Support frame that ground engaging component rises to both sides is a general horizontal direction.Fig. 2 (b) is a folded state, and the Support frame bending of both sides is a V word shape, and ground engaging component descends downwards.
Fig. 3 representes the block diagram of bracket institution.
Fig. 4 representes the lateral plan of bracket institution.The occasion that portion's inclined forward is set is erect in Fig. 4 (a) expression, and the occasion that portion's tilted rearward is set is erect in Fig. 4 (b) expression.
Fig. 5 representes the pivot joint structure example of Support frame and ground engaging component.State after Fig. 5 (a) expression ground engaging component rises, the state after Fig. 5 (b) expression ground engaging component descends.
Fig. 6 representes the lateral plan of the running condition of pet hand barrow.
Fig. 7 (a) expression is from the front view of forward observation pet hand barrow, and the front view of pet hand barrow is observed in Fig. 7 (b) expression from the rear, the jackknife action of Fig. 7 (c) expression pet hand barrow.
Among the figure:
10-pet hand barrow, 11-front support leg portion, 11a-front-wheel, 12-rear leg portion, 12a-trailing wheel; The 14-X framework, the 20-bracket institution, the 21-Support frame, 21a-erects the portion, 21b-rake of being provided with; 21c-axle supporting slice portion, 22-ground engaging component, 22a-grounding parts, 22d-bottom, 24-link.
The specific embodiment
Below, according to accompanying drawing the configuration example of pet hand barrow of the present invention is described particularly, can in the scope of main contents of the present invention, carry out design modification.
Like Fig. 6 and shown in Figure 7, pet hand barrow 10 uses connection device 13a the upper end bending of the left and right sides front support leg portion 11,11 of frame-like to be connected freely on the bottom of left and right sides handle framework 13,13 of hand push.
In addition, on the connecting portion of connection device 13a, be provided with limiting mechanism, thereby make bending direction only in the direction of connection device 13a near the trailing wheel 12a of the bottom that is installed in left and right sides rear leg portion 12.
What the left and right sides rear leg portion 12,12 of frame-like used the utensil 12b that is rotationally connected to rotate to be connected freely left and right sides handle framework 13,13 more leans on upper side midway than connection device 13a, and the top of handle framework 13 is the handle portion 13b of bending forwards.
Left and right sides front support leg portion 11,11 is installed in front- wheel 11a, 11a on the bottom, and left and right sides rear leg portion 12,12 is installed in trailing wheel 12a, 12a on the bottom, on trailing wheel 12a, has the lockout mechanism 12c that advances that locking is advanced.
Left and right sides front support leg portion 11,11 and left and right sides rear leg portion 12,12 lower side above more being positioned at than front and back wheel interconnects the X framework 14 that framework intersects.
Shown in Fig. 7 (b), left and right sides rear leg portion 12,12 has the framework lockout mechanism of locking hand barrow running condition.
The framework lockout mechanism does not limit its structure so long as the mechanism of the state that locking left-right and front-back foot section leaves mutually gets final product.
In the present embodiment, following: as the central portion of left and right sides securing rod 16,16 to be made axle supporting 16e, the pinch hand 16d of axle supporting is made in control lever 16c, its central authorities of 16c of lower layer side, and use vertical rod 16a to connect two ends 16d, 16e as configuration example.
During use if with left and right sides securing rod 16,16 than level slightly to the downside bending, pinch hand 16d is risen, then securing rod 16,16 is with the mode bending to the upper side counter-rotating, about the front and back foot section with near mode move.
In addition, vertical rod 16a utilizes left and right sides crossbar 16b, 16b supported sliding freely at above-below direction.
If remove this framework locking and folding shown in Fig. 7 (c), the ground engaging component 22 that rises to the bracket institution 20 of hand barrow bottom side then as shown in Figure 6 descends shown in Fig. 2 (b).
The pet hand barrow of present embodiment carries the accommodation section 2 of putting distortion pet freely with the mode on the top that is erected at X framework 14, and utilizes framework 15 to keep outer shape.
In addition, for using switchings such as slide fastener 3 that the example of cover 1 is set freely.
Mounting and connection parts 17 between front support leg portion 11 and handle framework 13 utilizes the hook portion 17a at two ends, 17b to keep folded state.
Then, bracket institution 20 is described.
Bracket institution 20 is like Fig. 1~shown in Figure 4, if at folding pushchair and make among the figure of Fig. 2 (b) of its self-support and describe, then under the self-support state, Support frame 21,21 bendings in the left and right sides are the roughly V word shape that central portion descends.
The link 24 of cross section essentially rectangular shape is overlapped with the outer circumferential side of the rear leg portion 12 of cross section essentially rectangular shape; Utilize fixed part 24a to fix, the axle supporting slice 21c of portion of left and right sides Support frame 21 is made an axle supporting 21d with the mode of the side of the front side that connects this link 24 and rear leg portion 12.
With regard to left and right sides Support frame 21, with regard to 21; The 21c of this supporting slice portion extends under the self-support state laterally; Like Fig. 3, shown in Figure 4; Formation forwards reaches the below rake 21b of bending obliquely from the 21c of this supporting slice portion, in addition, forms leaning angle on its front end bending ground and than the bigger setting of this rake 21b the 21a of portion is set.
About erect the lower end that the 21a of portion, 21a are set and utilize the ground engaging component 22 that is positioned at left and right sides central portion and pivot connection 23 and pivotal joint.
Ground engaging component 22 its bottom (bottom surface) 22d are circular-arc concave shape, are formed with grounding parts 22a in the left and right directions both sides.
In addition, like Fig. 4, shown in Figure 5, form the spatial portion 22b that Support frame can rotate at above-below direction and prevent that ground engaging component is provided with the restrictions 22c that rotates significantly at left and right directions under the state in setting at the sidepiece of ground engaging component 22.
In addition, as shown in Figure 4, the ground plane of ground engaging component 22 is to front lower place bevelled ramped bottom surface 22a '.
In the present invention, the fore-and-aft direction shown in Fig. 4 (a), Fig. 4 (b) is provided with angle θ with respect to the setting that setting is provided with the perpendicular line of the 21a of portion 1Be 1~30 degree, be preferably the scope of 1~15 degree, the angle θ of the ramped bottom surface of ground engaging component 22 (ground plane) 2Be preferably the scope of 5~30 degree.
In addition, shown in Fig. 4 (a), Fig. 4 (b), erectting the direction of tilt that the 21a of portion is set both can be that the place ahead also can be a rear side.
Thus, even the pet hand barrow that under folded state, becomes loose easily, the center of gravity of hand barrow also on the perpendicular line between the grounding parts 22a of the earth point of trailing wheel 12a and ground engaging component 22, therefore is difficult to topple over.
In addition; Owing to Support frame formed reaches center direction bending rake 21b downwards and setting is provided with the 21a of portion; Therefore as shown in Figure 6; Enter under ground engaging component 22 on even keels than the rearward end inside of side more on the front, if folding then as shown in Figure 3, ground engaging component 22 descends apart from the compartment of terrain that trailing wheel 12 forwards is separated with regulation.

Claims (5)

1. a folding self-supporting pet hand barrow has left and right sides front support leg portion and left and right sides rear leg portion, and between this left and right sides rear leg portion, possesses bracket institution, it is characterized in that,
In use left and right sides front support leg portion and rear leg portion are remained the state that has left; If when folding, be folded into make respectively left and right sides front support leg portion and rear leg portion each other near and with front support leg portion front-wheel that leading section had to above promote; Then through bracket institution can be supported oneself from descending downwards between the left and right sides rear leg portion
Above-mentioned bracket institution has the ground engaging component of being located at the left and right directions central portion and respectively at the Support frame of these ground engaging component left and right directions both sides; One end of above-mentioned left and right sides Support frame and above-mentioned ground engaging component pivotal joint; The other end is supported in the rear leg portion of the above-mentioned left and right sides with axle
Above-mentioned ground engaging component is formed with grounding parts in the left and right directions both sides of bottom.
2. folding self-supporting pet hand barrow according to claim 1 is characterized in that,
Above-mentioned left and right sides Support frame is connected with: under the self-support state from the axle support of the above-mentioned rear leg portion direction outside axle supporting slice portion of extending to the left and right; From this supporting slice portion forwardly to the bending of oblique below and the rake that extends and the front end of this rake than this rake downwards more the bevelled setting portion is set; This setting is provided with portion's pivotal joint on ground engaging component; Under the state of supporting oneself, the center of gravity of hand barrow is between the grounding parts of trailing wheel and ground engaging component.
3. folding self-supporting pet hand barrow according to claim 2 is characterized in that,
Fore-and-aft direction is provided with the scope that angle θ 1 is set at 1~30 degree with respect to the setting that above-mentioned setting is provided with the perpendicular line of portion.
4. according to each described folding self-supporting pet hand barrow of claim 1~3, it is characterized in that,
The ground plane of above-mentioned ground engaging component forms to front lower place bevelled ramped bottom surface.
5. according to each described folding self-supporting pet hand barrow of claim 1~4, it is characterized in that,
The axle support shape of above-mentioned rear leg portion is the cross section rectangular shape, and the link through the rectangular shape that overlaps with peripheral part makes the bottom surface of ground engaging component form roughly circular shape of left and right directions with axle supporting bracket framework.
CN201110114030.1A 2011-03-18 2011-04-29 Foldable self-standing type pet handcart Expired - Fee Related CN102673617B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011061526A JP5729810B2 (en) 2011-03-18 2011-03-18 Folding freestanding pet cart
JP2011-061526 2011-03-18

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CN102673617B CN102673617B (en) 2016-09-14

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CN2011201367081U Expired - Lifetime CN202186412U (en) 2011-03-18 2011-04-29 Foldable self-standing type pet handcart

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5729810B2 (en) * 2011-03-18 2015-06-03 株式会社リッチェル Folding freestanding pet cart
CN103407465B (en) * 2013-07-08 2015-08-19 宁波康宝儿童用品有限公司 A kind of folding pet's hand barrow
CN103407466B (en) * 2013-07-08 2015-10-21 宁波爱科森环境科技有限公司 A kind of Pet pushcar
CN111487615B (en) * 2020-04-30 2022-08-12 中国地质大学(武汉) Urban road underground hydrology detection cart

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09263247A (en) * 1996-03-27 1997-10-07 Combi Corp Folding type seating device
CN1388786A (en) * 2000-09-08 2003-01-01 麦克拉莱特有限公司 Collapsible pushchair/carrier
JP2004131018A (en) * 2002-10-11 2004-04-30 Richell Corp Self-supporting mechanism of folding stroller
JP2010105575A (en) * 2008-10-31 2010-05-13 Yoshio Inagaki Frame structure body for foldable hand operation moving vehicle
CN202186412U (en) * 2011-03-18 2012-04-11 株式会社利其尔 Foldable self-standing type pet handcart

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5717197Y2 (en) * 1977-12-24 1982-04-09
JP2007020756A (en) * 2005-07-14 2007-02-01 Sengoku Hamono Seisakusho:Kk Cane
JP2010264207A (en) * 2009-05-14 2010-11-25 Hideo Ueda Self-supported stand of vacuum cleaner hose

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09263247A (en) * 1996-03-27 1997-10-07 Combi Corp Folding type seating device
CN1388786A (en) * 2000-09-08 2003-01-01 麦克拉莱特有限公司 Collapsible pushchair/carrier
JP2004131018A (en) * 2002-10-11 2004-04-30 Richell Corp Self-supporting mechanism of folding stroller
JP2010105575A (en) * 2008-10-31 2010-05-13 Yoshio Inagaki Frame structure body for foldable hand operation moving vehicle
CN202186412U (en) * 2011-03-18 2012-04-11 株式会社利其尔 Foldable self-standing type pet handcart

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CN202186412U (en) 2012-04-11
CN102673617B (en) 2016-09-14
JP5729810B2 (en) 2015-06-03
JP2012197002A (en) 2012-10-18
HK1172298A1 (en) 2013-04-19

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