CN106882210A - A kind of trailing wheel folding pushchair - Google Patents
A kind of trailing wheel folding pushchair Download PDFInfo
- Publication number
- CN106882210A CN106882210A CN201710096630.7A CN201710096630A CN106882210A CN 106882210 A CN106882210 A CN 106882210A CN 201710096630 A CN201710096630 A CN 201710096630A CN 106882210 A CN106882210 A CN 106882210A
- Authority
- CN
- China
- Prior art keywords
- wheel
- folding
- wheel case
- automatic locking
- bicycle basket
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
- B62B3/027—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible collapsible shopping trolleys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
- B62B2205/12—Collapsible wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
- B62B2205/20—Catches; Locking or releasing an articulation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The present invention provides a kind of trailing wheel folding pushchair, including bicycle basket, rear-wheel device, the back plate and base plate of the bicycle basket can rotate around axle one, the rear-wheel device includes automatic locking, folds wheel case and wheel case fixture, in folding and expansion, trailing wheel is foldable and launches for handcart in the present invention, because trailing wheel is also together folded during folding, save larger space, compared with existing handcart, fold more thoroughly, cost of transportation is reduced to a greater extent, while, it is convenient for carrying and receives, improves use value.
Description
Technical field
The present invention relates to a kind of trailing wheel folding pushchair.
Background technology
Present handcart is widely used in industry and sphere of life, and handcart is used as live transport of materials in industrial production
And people shopping when instrument, to production and life bring very big facility, but, existing handcart volume is too big,
It is difficult to transport and carries, the practical value of handcart improves to reduce cost of transportation in many manufacturers, produces various
The shopping cart that vehicle body is folded, but volume is still larger, and the wheel of handcart is vertical with vehicle body, even if handcart is by folding
It is folded, take up room still larger, cost of transportation is high, not portable, therefore, invent it is a kind of it is new can the handcart that folds of trailing wheel show
Obtain very necessary.
The content of the invention
For the defect in prior art problem, the present invention provides a kind of trailing wheel folding pushchair, to solve handcart folding
Poststack volume is still larger, is difficult the problem transported and carry.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of trailing wheel folding pushchair, including car
Basket, rear-wheel device, the back plate and base plate of the bicycle basket can rotate around axle one, and the rear-wheel device includes automatic locking, folding wheel
Set and wheel case fixture, are fixed with VERTICAL TUBE in the back plate, the VERTICAL TUBE passes through automatic locking, and the folding wheel case is slided
Dynamic to be set in VERTICAL TUBE, the wheel case fixture is fixedly connected with VERTICAL TUBE；The automatic locking is fixed with bicycle basket base plate and connected
Connect, in base plate and back plate rotary folding, automatic locking can rotate with base plate around axle one, the bottom of the automatic locking side with
Sideline between rear portion is arc, and axle one is more than the distance of axle one and automatic locking rear end with the distance of automatic locking lower end；Institute
State automatic locking with fold wheel case upper surface be connected, the folding wheel put be fixed with trailing wheel and folding wheel case can be around vertical
Pipe rotates between expanded position and stowed position, and trailing wheel is vertical with handcart back plate when being in the deployed；The folding wheel
Set and the linking of wheel case fixture, the joining place for folding wheel case and wheel case fixture be provided be mutually clamped tiltedly lead tooth.
Stage clip is provided between the folding wheel case and VERTICAL TUBE, stage clip is set in VERTICAL TUBE, stage clip upper end and folding wheel
Set is fixedly connected, and stage clip lower end is fixedly connected with wheel case fixture, and when wheel case is folded positioned at expanded position, stage clip has compression
Elastic force and torsion, and folding wheel case and the oblique of wheel case fixture lead tooth engaging.
The folding wheel puts part and is fitted with VERTICAL TUBE, lower that gap is left between part and VERTICAL TUBE, is enclosed in gap
Stage clip is arranged with around VERTICAL TUBE, the lower surface that the folding wheel puts part is provided with circular hole one, the upper end insertion circle of the stage clip
Kong Yizhong, the upper surface of the wheel case fixture is provided with circular hole two, in the lower end insertion circular hole two of the stage clip.
The automatic locking lower end is provided with the notch for extending lower surface, and the folding wheel set upper side is provided with projection, works as hand
The notch engages with projection when go-cart is in deployed condition prevents folding wheel case to be fixed on expanded position from rotating.
When handcart launches, the automatic locking upper end opens up notch.The shape of cross section phase of the notch and VERTICAL TUBE
Matching so that automatic locking around axle one rotate when will not be hindered by automatic locking.
Pad is provided between the automatic locking and folding wheel case so that fold wheel case surface and be not worn.
Two ends set threaded screw rod through the wheel case fixture and VERTICAL TUBE, and wheel case fixture is stretched out at screw rod two ends
Surface, screw rod two ends are provided with hold-doun nut so that wheel case fixture cannot be rotated around VERTICAL TUBE.
The bicycle basket is cuboid, and the two sides of bicycle basket are provided with some horizontal cross bars, the horizontal cross bar and foreboard, after
Plate rotates connection；The side rotation that the foreboard of the bicycle basket can connect around foreboard with base plate with base plate, the back plate of the bicycle basket and bottom
The side that plate connects is axle one.
Also include handrail and front wheel device, the handrail is the U-frame for being crossed on bicycle basket both sides, the U-frame is from hand push
The rear portion of car is extended obliquely downward to the front portion of handcart, and the two-arm of U-frame most goes up parallel to bicycle basket side and with bicycle basket side
The cross bar at end rotates connection, and the front wheel device is located at two-arm end.
Compared with prior art, the present invention has the advantages that：
1st, axle one is more than the distance of axle one and automatic locking rear portion with automatic locking distance from bottom so that after automatic locking rotation,
Folding wheel case can move up, while the purpose that trailing wheel is folded is realized in rotation.
2nd, the design of stage clip cause from be deployed into fold during, folding wheel is enclosed within the work of stage clip compression elasticity and torsion
Realize folding with lower automatic rotation, it is convenient and swift without manual rotation trailing wheel.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the partial structural diagram of rear-wheel device of the invention.
Fig. 3 is the partial structural diagram of folding wheel case inside stage clip of the invention.
In figure：
1- bicycle baskets, 2- rear-wheel devices, 3- automatic lockings, 4- folds wheel case, and 5- wheel case fixtures, 6- VERTICAL TUBEs, 7- tiltedly leads tooth, 8-
Stage clip, 9- grooves, 10- is raised, 13- pads, 15- base plates, 16- back plates, 17- axles one, 18- horizontal cross bars, 19- handrails, before 20-
Wheel apparatus, 21- notches.
Specific embodiment
The invention will be further described for specific embodiment：
A kind of trailing wheel folding pushchair, including bicycle basket 1, rear-wheel device 2, the back plate 16 and base plate 15 of the bicycle basket 1 can be around axles one
17 rotations, the rear-wheel device 2 includes automatic locking 3, folds wheel case 4 and wheel case fixture 5, is fixed with the back plate 16
VERTICAL TUBE 6, the VERTICAL TUBE 6 passes through automatic locking 3, and the folding wheel case 4 is slidably located in VERTICAL TUBE 6, and the wheel case is consolidated
Determine part 5 to be fixedly connected with VERTICAL TUBE 6；The automatic locking 3 is fixedly connected with the base plate 15 of bicycle basket 1, is revolved in base plate 15 and back plate 16
Automatic locking 3 can rotate with base plate 15 around axle 1 when turnover is folded, the side between the bottom and rear portion of the side of the automatic locking 3
Line is arc, and axle 1 is more than the distance of axle 1 and the rear end of automatic locking 3 with the distance of the lower end of automatic locking 3；It is described automatic
Lock 3 is connected with the upper surface for folding wheel case 4, trailing wheel is fixed with the folding wheel case 4 and folding wheel case 4 can be around VERTICAL TUBE
6 rotate between expanded position and stowed position, and trailing wheel is vertical with handcart back plate 16 when being in the deployed；The folding wheel
Set 4 and wheel case fixture 5 are connected, the joining place for folding wheel case 4 and wheel case fixture 5 be provided be mutually clamped tiltedly lead tooth 7.
It is described folding wheel case 4 and VERTICAL TUBE 6 between be provided with stage clip, stage clip is set in VERTICAL TUBE 6, stage clip upper end with fold
Wheel case 4 is fixedly connected, and stage clip lower end is fixedly connected with wheel case fixture 5, and when wheel case 4 is folded positioned at expanded position, stage clip is deposited
In compression elasticity and torsion, and fold tiltedly leading tooth 7 and engaging for wheel case 4 and wheel case fixture 5.
Part is fitted with VERTICAL TUBE 6 in the folding wheel case 4, gap is left between lower part and VERTICAL TUBE 6, in gap
Stage clip is arranged with around VERTICAL TUBE 6, the lower surface of part is provided with circular hole one in the folding wheel case 4, the upper end of the stage clip is inserted
Enter in circular hole one, the upper surface of the wheel case fixture 5 is provided with circular hole two, in the lower end insertion circular hole two of the stage clip.
The lower end of the automatic locking 3 is provided with the notch for extending lower surface, and the upper end of folding wheel case 4 is provided with raised 10,
When handcart is in deployed condition, the notch engages with raised 10 prevents folding wheel case 4 to be fixed on expanded position from rotating.
When handcart launches, the upper end of the automatic locking 3 opens up notch 21.The cross section of the notch 21 and VERTICAL TUBE 6
Shape matches so that automatic locking 3 around axle 1 rotate when will not be hindered by automatic locking 3.
Pad 1313 is provided between the automatic locking 3 and folding wheel case 4 so that fold the surface of wheel case 4 and be not worn.
Two ends set threaded screw rod through the wheel case fixture 5 and VERTICAL TUBE 6, and screw rod two ends are stretched out wheel case and fixed
The surface of part 5, screw rod two ends are provided with hold-doun nut so that wheel case fixture 5 cannot be rotated around VERTICAL TUBE 6.
The bicycle basket 1 is cuboid, and the two sides of bicycle basket 1 are provided with some horizontal cross bars 18, the horizontal cross bar 18 with
Foreboard, back plate 16 rotate connection；The side rotation that the foreboard of the bicycle basket 1 can connect around foreboard with base plate 15 with base plate 15, it is described
The side that the back plate 16 of bicycle basket 1 connects with base plate 15 is axle 1.
Also include handrail 19 and front wheel device 20, the handrail 19 is the U-frame for being crossed on the both sides of bicycle basket 1, the U-frame
Extended obliquely downward to the front portion of handcart from the rear portion of handcart, the two-arm of U-frame parallel to the side of bicycle basket 1 and with bicycle basket 1
The cross bar of side the top rotates connection, and the front wheel device 20 is located at two-arm end.
In the present invention, in the presence of stage clip, handcart is from the process for being deployed into folding：Folded in bicycle basket base plate and back plate
While laminating, automatic locking follows base plate to rotate, and distance of the axle one apart from automatic locking lower end diminishes with folding process, because
This, during folding, folds the distance between fixture and automatic locking and becomes big, and folding wheel case can move up, fold wheel case and
The stage clip in compressive state can be in the presence of restoring force between wheel case fixture so that folds wheel case and moves up so that
Fold wheel case to be separated with the notch and projection of automatic locking, locking is untied, while the torsion of stage clip promotes to fold wheel case around vertical
Pipe rotates, until trailing wheel is in collapsed state.
From the process for folding into expansion：When bicycle basket base plate and back plate are launched, automatic locking rotates around axle one, moves down,
Wheel case will be folded to be pressed downward, the oblique of tooth extruding wheel case fixture of tiltedly leading for folding wheel case leads tooth, is engaged to again together.
Handcart in the present invention during folded state to deployed condition, using automatic locking Pivot axle one
The characteristics of for eccentric shaft, automatic locking axle center becomes big with lower end distance, will fold wheel case and pushes, trailing wheel Automatic-expanding, automatic lock
The projection two that the projection one and folding wheel buckled put is mutually clamped so that stable when handcart launches, and folding wheel case can not revolve again
Turn；In from deployed condition to folded state, automatic locking axle center diminishes with the distance of lower end, and folding wheel is enclosed within stage clip elastic force and torsion
Moved in the presence of power and rotated, auto-folder；Whole process is simple and convenient, easy to operate, and is put down with back plate during trailing wheel folding
OK, effective save space, reduces cost of transportation, improves value.
Using technical solutions according to the invention, or those skilled in the art is under the inspiration of technical solution of the present invention,
Similar technical scheme is designed, and reaches above-mentioned technique effect, be to fall into protection scope of the present invention.
Claims (9)
1. a kind of trailing wheel folding pushchair, including bicycle basket, rear-wheel device, the back plate and base plate of the bicycle basket can rotate around axle one,
Characterized in that, the rear-wheel device includes automatic locking, folds wheel case and wheel case fixture, it is fixed with the back plate perpendicular
Straight tube, the VERTICAL TUBE passes through automatic locking, and the folding wheel case is slidably located in VERTICAL TUBE, the wheel case fixture and perpendicular
Straight tube is fixedly connected；The automatic locking is fixedly connected with bicycle basket base plate, and in base plate and back plate rotary folding, automatic locking can
Rotated around axle one with base plate, the sideline between the bottom and rear portion of the automatic locking side is arc, axle one and automatic locking
The distance of lower end is more than axle one and the distance of automatic locking rear end；The automatic locking is connected with the upper surface for folding wheel case, institute
State folding wheel put be fixed with trailing wheel and fold wheel case can be rotated between expanded position and stowed position around VERTICAL TUBE, be in
Trailing wheel is vertical with handcart back plate during expanded position；The folding wheel case and the linking of wheel case fixture, it is described to fold wheel case and wheel
Cover fixture joining place be provided be mutually clamped tiltedly lead tooth.
2. a kind of trailing wheel folding pushchair as claimed in claim 1, it is characterised in that between the folding wheel case and VERTICAL TUBE
Stage clip is provided with, stage clip is set in VERTICAL TUBE, stage clip upper end is fixedly connected with wheel case is folded, and stage clip lower end is consolidated with wheel case fixture
Fixed connection, when wheel case is folded positioned at expanded position, there is compression elasticity and torsion in stage clip, and fold wheel case and wheel case fixture
Tiltedly lead tooth engaging.
3. a kind of trailing wheel folding pushchair as claimed in claim 1, it is characterised in that the folding wheel put part with it is vertical
Pipe is fitted, lower that gap is left between part and VERTICAL TUBE, and stage clip is arranged with around VERTICAL TUBE in gap, and the folding wheel puts
Partial lower surface is provided with circular hole one, and in the upper end insertion circular hole one of the stage clip, the upper surface of the wheel case fixture is provided with
Circular hole two, in the lower end insertion circular hole two of the stage clip.
4. a kind of trailing wheel folding pushchair as claimed in claim 1, it is characterised in that the automatic locking lower end is provided with extension
Go out the notch of lower surface, the folding wheel set upper side is provided with projection, the notch and projection when handcart is in deployed condition
Engaging prevents folding wheel case to be fixed on expanded position from rotating.
5. a kind of trailing wheel folding pushchair as claimed in claim 1, it is characterised in that when handcart launches, it is described automatically
Lock upper end opens up notch.
6. a kind of trailing wheel folding pushchair as claimed in claim 1, it is characterised in that the automatic locking and fold wheel case it
Between be provided with pad.
7. a kind of trailing wheel folding pushchair as claimed in claim 1, it is characterised in that two ends set threaded screw rod through institute
Wheel case fixture and VERTICAL TUBE are stated, and the surface of wheel case fixture is stretched out at screw rod two ends, screw rod two ends are provided with hold-doun nut so that
Wheel case fixture cannot be rotated around VERTICAL TUBE.
8. a kind of trailing wheel folding pushchair as claimed in claim 1, it is characterised in that the bicycle basket is cuboid, bicycle basket
Two sides are provided with some horizontal cross bars, and the horizontal cross bar is rotated and be connected with foreboard, back plate；The foreboard and base plate of the bicycle basket
The side rotation that can connect with base plate around foreboard, the side that the back plate of the bicycle basket connects with base plate is axle one.
9. a kind of trailing wheel folding pushchair as claimed in claim 8, it is characterised in that also including handrail and front wheel device, institute
It is the U-frame for being crossed on bicycle basket both sides to state handrail, and the U-frame is extended obliquely downward to handcart from the rear portion of handcart
Portion, the two-arm of U-frame is connected parallel to bicycle basket side and with the cross bar rotation of bicycle basket side the top, and the front wheel device sets
In two-arm end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096630.7A CN106882210A (en) | 2017-02-22 | 2017-02-22 | A kind of trailing wheel folding pushchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096630.7A CN106882210A (en) | 2017-02-22 | 2017-02-22 | A kind of trailing wheel folding pushchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106882210A true CN106882210A (en) | 2017-06-23 |
Family
ID=59178885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710096630.7A Pending CN106882210A (en) | 2017-02-22 | 2017-02-22 | A kind of trailing wheel folding pushchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106882210A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121456A (en) * | 2016-11-02 | 2019-08-13 | 多阶销售有限公司 | It can nested shopping cart |
| WO2020150406A1 (en) * | 2019-01-17 | 2020-07-23 | Daniel Darvish | Foldable cart with deployable wheels |
| CN114630780A (en) * | 2019-10-29 | 2022-06-14 | 本田技研工业株式会社 | Folding trolley |
| CN114906194A (en) * | 2022-07-06 | 2022-08-16 | 麦粒创造科技(深圳)有限公司 | Folding bicycle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3191956A (en) * | 1963-05-10 | 1965-06-29 | Rizzuto Anthony | Wheeled shopping cart or basket |
| CN2352419Y (en) * | 1998-08-27 | 1999-12-08 | 苏中修 | Hand cart |
| US20050258621A1 (en) * | 2004-05-18 | 2005-11-24 | Chris Johnson | Portable luggage carts/carriers |
| US7097183B1 (en) * | 2005-03-29 | 2006-08-29 | Best Caddy Co., Ltd. | Trolley structure |
| US20060214383A1 (en) * | 2005-03-23 | 2006-09-28 | Carol Yoh | Collapsible shopping cart |
| US20130049333A1 (en) * | 2011-08-25 | 2013-02-28 | Cheng-Chiang Yang | Foldable handcart |
| CN202827647U (en) * | 2011-12-09 | 2013-03-27 | 张文东 | Handcart |
| CN105747433A (en) * | 2016-05-09 | 2016-07-13 | 林建安 | Trunk with folding wheels |
-
2017
- 2017-02-22 CN CN201710096630.7A patent/CN106882210A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3191956A (en) * | 1963-05-10 | 1965-06-29 | Rizzuto Anthony | Wheeled shopping cart or basket |
| CN2352419Y (en) * | 1998-08-27 | 1999-12-08 | 苏中修 | Hand cart |
| US20050258621A1 (en) * | 2004-05-18 | 2005-11-24 | Chris Johnson | Portable luggage carts/carriers |
| US20060214383A1 (en) * | 2005-03-23 | 2006-09-28 | Carol Yoh | Collapsible shopping cart |
| US7097183B1 (en) * | 2005-03-29 | 2006-08-29 | Best Caddy Co., Ltd. | Trolley structure |
| US20130049333A1 (en) * | 2011-08-25 | 2013-02-28 | Cheng-Chiang Yang | Foldable handcart |
| CN202827647U (en) * | 2011-12-09 | 2013-03-27 | 张文东 | Handcart |
| CN105747433A (en) * | 2016-05-09 | 2016-07-13 | 林建安 | Trunk with folding wheels |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121456A (en) * | 2016-11-02 | 2019-08-13 | 多阶销售有限公司 | It can nested shopping cart |
| WO2020150406A1 (en) * | 2019-01-17 | 2020-07-23 | Daniel Darvish | Foldable cart with deployable wheels |
| CN114630780A (en) * | 2019-10-29 | 2022-06-14 | 本田技研工业株式会社 | Folding trolley |
| CN114630780B (en) * | 2019-10-29 | 2023-08-18 | 本田技研工业株式会社 | Folding trolley |
| CN114906194A (en) * | 2022-07-06 | 2022-08-16 | 麦粒创造科技(深圳)有限公司 | Folding bicycle |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170623 |