CN105365866A - Folding handcart - Google Patents
Folding handcart Download PDFInfo
- Publication number
- CN105365866A CN105365866A CN201510877378.4A CN201510877378A CN105365866A CN 105365866 A CN105365866 A CN 105365866A CN 201510877378 A CN201510877378 A CN 201510877378A CN 105365866 A CN105365866 A CN 105365866A
- Authority
- CN
- China
- Prior art keywords
- vehicle frame
- handle
- turning rack
- hook portion
- hook
- 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
- B62B3/022—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible folding down the body to the wheel carriage or by retracting projecting parts
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
Abstract
The invention discloses a folding handcart comprising a handle, an upper hook lock, a roll-over stand, support rods, a lower hook lock, universal wheels, a telescoping vehicle frame, front wheels, a front wheel frame, and handle struts; the folding handcart is suitable for various complex landscapes, convenient, easy and labor saving in operation, small in size, foldable, dismountable, flexible, can serve as single person operated portable convey device, and can serve as an ideal work platform; the handcart has various functions, is wide in applications, and can satisfy engineering work demands, thus improving work efficiency, reducing worker working load, completing equipment operation methods, and buying time for our army emergency fighting and disaster rescue; the handcart is necessary and practical.
Description
Technical field
The invention belongs to engineer operation equipment technical field, be specifically related to a kind of Foldable pushcart.Be widely used in fortification maintenance, maintenance of equipment, medical rescue, substance use, logistics support, and use as bench board.
Background technology
Engineer operation equipment in China's application widely, as the substance use in military fortification, the repairing of civilian fortification, the fittings supply in maintenance of equipment and medical rescue, and material in logistics support, goods and materials transport.And these engineer operations, often with a varied topography, parts kind is many, and single weighing items is large, and mass transit vehicle cannot genuine on-the-spot and destination, manpower can only be relied on to transport, list amount and the speed of manpower transport are all very limited, and labour intensity is large, expend in the time connected and transport builds long, have impact on the smooth enforcement of logistics support and the maneuverability of army to a certain extent, also have impact on first-aid repair efficiency.Meanwhile, due to field condition restriction, work top equipment in column, operation maintenance, experiment measuring, medical rescue etc. are also needed for activities such as maintenance, experiment measuring, medical treatment.
Summary of the invention
Technical matters to be solved by this invention is: solve above-mentioned problems of the prior art, and provide a kind of Foldable pushcart, adapts to various complex-terrain, easy to operate easily laborsaving, volume is little, collapsible, detachably, maneuverability, be the portable Transporting equipment of one man operation, be again the desirable workplatform in field, function is many, purposes is wide, meets the demand of engineer operation.To improve operating efficiency, reduce person works's amount, improve the method for operation of equipment, for my army's emergent battle and rescue and relief work are raced against time, necessary and practical.
In order to achieve the above object, technical scheme provided by the invention is:
Described Foldable pushcart comprises handle, upper hook lock, turning rack, strut bar, lower hook lock, cardan wheel, flexible vehicle frame, front-wheel, front-wheel support, handle strut; Described turning rack is framed structure, is provided with track inside turning rack, and the mode that described handle, at its lower end is embedded in track by pulley is connected with turning rack, and handle, at its lower end is provided with lower portion thereof crossbeam; With bolts in the middle part of described handle strut one end and handle, the other end and turning rack upper end with bolts; Described handle upper portion is provided with handle crossbeam; Described turning rack upper end is provided with turning rack crossbeam, and described upper hook lock is arranged on turning rack crossbeam; Described turning rack lower end is connected with front-wheel support; Described flexible vehicle frame is divided into anterior fixed part and rear portion moving part; Described front-wheel support is connected with the front end of flexible vehicle frame fixed part; Described wheel is arranged on front-wheel support; The rear end of described strut bar lower end and flexible vehicle frame moving part is with bolts, with bolts in the middle part of post upper and turning rack; The rear end of described flexible vehicle frame moving part is provided with end floor beam after vehicle frame, and described lower hook lock to be arranged on after vehicle frame on end floor beam; The rear end of described flexible vehicle frame fixed part is provided with vehicle frame middle beam; Described cardan wheel is arranged on flexible vehicle frame rear end.
Wherein, in order to improve operator's feel, described handle upper end is surrounded by plastic sheath.Described turning rack lower end is provided with baffle plate, and baffle plate adopts quality steel plate, is riveted on front wheel supporting frame, can be used as fork plate and uses.Described flexible vehicle frame rear portion moving part adopts the mode inserted to be connected with anterior fixed part, and when moving part vehicle frame shrinks to fixed part, turning rack lifts.Cardan wheel all adopts sturdy and durable, single castor that bearing capacity is strong, and steering angle is 360 °, is designed to changeable type.Castor is made up of surface bearing, fastener and wheel.Surface bearing can meet load bearing requirements, makes again rotation more flexible.In addition, two front-wheel wheel shafts connect, and the cooperation of wheel shaft passing hole axle is arranged on front-wheel support, adopt environmental protection PU foaming band tyre, diameter 250mm.
Described upper hook lock and lower hook lock are multi-aspect self-locking structure, comprise upper cover, lower cover, lining, spring, rivet and fixed link; Described upper cover and lower cover close up rear formation self-locking structure body, and described self-locking structure body is divided into hook portion and armrest part; Described hook portion is provided with axis hole; Described fixed link is connected through axis hole and hook portion; Described lining is located between fixed link and the contact surface of hook portion; Described lining and fixed link pass through rivet interlacement; Described lining is provided with front end flange, and front end flange is provided with towards lower bulge; Be provided with inside described lower cover aim at towards lower bulge towards convex platform; Described spring one end is enclosed within towards on convex platform, and the other end is enclosed within towards on lower bulge.Described described hook portion comprises the first hook portion and the second hook portion, and described upper cover top is the first hook portion, and described lower cover front end is the second hook portion.Described upper cover and lower cover close up rear employing screw and are connected.See Fig. 8, when needing the bar of locking from self-locking structure front to when entering self-locking structure, self-locking structure will be lifted, spring-compressed, and after bar enters hook portion, spring reset, hooks workpiece, realize locking.Self-locking structure can design two latch hooks, to meet the locking needs on two positions.
When using Foldable pushcart, can lifting or reduce turning rack, moving part and the fixed part of flexible vehicle frame do relative motion, hook vehicle frame middle beam with lower hook lock, now, the position of moving part is fixed, the angle of turning rack is also locked, hand barrow as transit condition uses, that is, the vehicle frame that will stretch shrinks, and hook vehicle frame middle beam with lower hook lock, telescopic section and the fixed part of flexible vehicle frame lock, and turning rack tilts, and hand barrow is transit condition.When turning rack and flexible vehicle frame close up, turning rack crossbeam is hooked with lower hook lock, fixed by turning rack, the hand barrow as oblique pull state uses, namely, the vehicle frame that will stretch stretches, and hooking turning rack crossbeam with lower hook lock, turning rack and expansion bracket lock, and mention handle, cardan wheel is liftoff, and hand barrow is oblique pull state (Fig. 3).When needing to carry heavier goods and materials by horizontal sliding mode, liftable handle, moves in the track of pulley inside turning rack, when handle thoroughly lifts, pulley, close to turning rack upper end, now hooks lower portion thereof crossbeam with hook lock, and handle position is locked, hand barrow as horizontal sliding state uses, that is, handle is moved to hand barrow tail end, and hook lower portion thereof crossbeam with hook lock, handle lifts, and hand barrow car is horizontal sliding state (Fig. 4); When handle resets, then pin handle upper portion crossbeam, with lock handle position with hook lock.
A kind of load transfer device of general design of the present invention, make up in complex-terrain situation, motor-driven load transfer device is bulky, the conveying strength shortcoming that cannot reach the destination.In order to receive dolly more easily, simultaneously also for meeting greater weight matter transportation, dolly divides inclination, haul, horizontal drawing, three kinds of states.The present invention adopts large front-wheel, is more suitable for cross-country walk.Adopt environmental protection PU foaming band tyre, reduce maintenance cost, save maintenance time.Dolly adopts light aluminum alloy framed structure, operates more laborsaving.The present invention adopts PDM method of designing, and the generalization degree of parts is high, completes the standardized designs work of Multiple Type.Make exchange maintenance convenient, reduce maintenance and army's supply cost.Turning rack angle of inclination can be suitable for the firmly situation of different users, simultaneously also for transport can not provide conveniently by complete inverted material, such as: oil drum, and gas cylinder.Can according to circumstances select suitable regulating the speed, guarantee in height adjustment process, the material transported can not be affected, and also has certain protective role to the safety of operator.Telescopic vehicle frame, can keep goods held stationary in transit during elongation to greatest extent, also can ensure that operator's leg exercise in transport process can not be subject to the restriction of vehicle frame during reduction.When transporting weight or the larger goods and materials of volume, horizontally taking type can be adopted.Movable handle, uses force needs during to meet horizontal sliding by rotatable 90 °.Foldable pushcart normal travel speed of the present invention is 1.0m/s, and running gait of march can reach 2.0m/s, considerably reduces personnel's operation intensity.
Accompanying drawing explanation
Fig. 1 is foldable type trolley structure schematic diagram of the present invention;
Fig. 2 is Foldable pushcart lateral plan of the present invention;
Fig. 3 is Foldable pushcart oblique pull view of the present invention;
Fig. 4 is Foldable pushcart horizontal sliding view of the present invention;
Fig. 5 is the structural representation of the multi-aspect self-locking structure of the present invention;
Fig. 6 is the upward view of the multi-aspect self-locking structure of the present invention;
Fig. 7 is the A-A paving figure of Fig. 6;
Fig. 8 is the multi-aspect self-locking structure operating diagram of the present invention.
In figure: 1, handle; 2, upper hook lock; 3, turning rack; 4, strut bar; 5, lower hook lock; 6, cardan wheel; 7, flexible vehicle frame; 8, front-wheel; 9, front-wheel support; 10, baffle plate; 11, handle strut; 12, lower portion thereof crossbeam; 13, turning rack crossbeam; 14, end floor beam after vehicle frame; 15, vehicle frame middle beam; 16, handle upper portion crossbeam; 17, upper cover; 18, lower cover; 19, lining; 20, spring; 21, rivet; 22, fixed link; 23 hook portions; 24, armrest part; 25, axis hole; 26, front end flange.
Detailed description of the invention
embodiment 1
See Fig. 1 to Fig. 8, described Foldable pushcart comprises handle 1, upper hook lock 2, turning rack 3, strut bar 4, lower hook lock 5, cardan wheel 6, flexible vehicle frame 7, front-wheel 8, front-wheel support 9, handle strut 11; Described turning rack 3 is framed structure, is provided with track inside turning rack 3, and the mode that described handle 1 lower end is embedded in track by pulley is connected with turning rack 3, and handle 1 lower end is provided with lower portion thereof crossbeam 12; With bolts in the middle part of described handle strut 11 one end and handle 1, the other end and turning rack 3 upper end with bolts; Described handle 1 top is provided with handle upper portion crossbeam 16; Described turning rack 3 upper end is provided with turning rack crossbeam 13, and described upper hook lock 2 is arranged on turning rack crossbeam 13; Described turning rack 3 lower end is connected with front-wheel support 9; Described flexible vehicle frame 7 is divided into anterior fixed part and rear portion moving part; Described front-wheel support 9 is connected with the front end of flexible vehicle frame 7 fixed part; Described wheel 8 is arranged on front-wheel support 7; The rear end of described strut bar 4 lower end and flexible vehicle frame 7 moving part is with bolts, with bolts in the middle part of strut bar 4 upper end and turning rack 3; The rear end of described flexible vehicle frame 7 moving part is provided with end floor beam 14 after vehicle frame, and described lower hook lock 5 to be arranged on after vehicle frame on end floor beam 14; The rear end of described flexible vehicle frame 7 fixed part is provided with vehicle frame middle beam 15; Described cardan wheel 6 is arranged on flexible vehicle frame 7 rear end.
Wherein, described handle 1 upper end is surrounded by plastic sheath.Described turning rack 3 lower end is provided with baffle plate 10.Described flexible vehicle frame 7 rear portion moving part adopts the mode inserted to be connected with anterior fixed part.
Described upper hook lock and lower hook lock are multi-aspect self-locking structure, and described multi-aspect self-locking structure comprises upper cover 17, lower cover 18, lining 19, spring 20, rivet 21 and fixed link 22; Described upper cover 17 closes up rear formation self-locking structure body with lower cover 18, and described self-locking structure body is divided into hook portion 23 and armrest part 24; Described hook portion 23 is provided with axis hole 25; Described fixed link 22 is connected through axis hole 25 and hook portion 23; Described lining 19 is located between the contact surface of fixed link 22 and hook portion 23; Described lining 19 is connected by rivet 21 with fixed link 22; Described lining 19 is provided with front end flange 26, and front end flange 26 is provided with towards lower bulge; Be provided with inside described lower cover 18 aim at towards lower bulge towards convex platform; Described spring 20 one end is enclosed within towards on convex platform, and the other end is enclosed within towards on lower bulge.
Wherein, described described hook portion 23 comprises the first hook portion and the second hook portion, and described upper cover 17 top is the first hook portion, and described lower cover 18 front end is the second hook portion.Described upper cover 17 and lower cover 18 close up rear employing screw and are connected.
Claims (7)
1. a Foldable pushcart, it is characterized in that, described Foldable pushcart comprises handle (1), upper hook lock (2), turning rack (3), strut bar (4), lower hook lock (5), cardan wheel (6), flexible vehicle frame (7), front-wheel (8), front-wheel support (9), handle strut (11); Described turning rack (3) is framed structure, and turning rack (3) inner side is provided with track, and the mode that described handle (1) lower end is embedded in track by pulley is connected with turning rack (3), and handle (1) lower end is provided with lower portion thereof crossbeam (12); Described handle strut (11) one end and handle (1) middle part with bolts, the other end and turning rack (3) upper end with bolts; Described handle (1) top is provided with handle upper portion crossbeam (16); Described turning rack (3) upper end is provided with turning rack crossbeam (13), and described upper hook lock (2) is arranged on turning rack crossbeam (13); Described turning rack (3) lower end is connected with front-wheel support (9); Described flexible vehicle frame (7) is divided into anterior fixed part and rear portion moving part; Described front-wheel support (9) is connected with the front end of flexible vehicle frame (7) fixed part; Described wheel (8) is arranged on front-wheel support (7); The rear end of described strut bar (4) lower end and flexible vehicle frame (7) moving part is with bolts, strut bar (4) upper end and turning rack (3) middle part with bolts; The rear end of described flexible vehicle frame (7) moving part is provided with end floor beam (14) after vehicle frame, and described lower hook lock (5) to be arranged on after vehicle frame on end floor beam (14); The rear end of described flexible vehicle frame (7) fixed part is provided with vehicle frame middle beam (15); Described cardan wheel (6) is arranged on flexible vehicle frame (7) rear end.
2. Foldable pushcart as claimed in claim 1, it is characterized in that, described handle (1) upper end is surrounded by plastic sheath.
3. Foldable pushcart as claimed in claim 1, it is characterized in that, described turning rack (3) lower end is provided with baffle plate (10).
4. Foldable pushcart as claimed in claim 1, is characterized in that, described flexible vehicle frame (7) rear portion moving part adopts the mode inserted to be connected with anterior fixed part.
5. Foldable pushcart as claimed in claim 1, it is characterized in that, described upper hook lock and lower hook lock are multi-aspect self-locking structure, and described multi-aspect self-locking structure comprises upper cover (17), lower cover (18), lining (19), spring (20), rivet (21) and fixed link (22); Described upper cover (17) and lower cover (18) close up rear formation self-locking structure body, and described self-locking structure body is divided into hook portion (23) and armrest part (24); Described hook portion (23) is provided with axis hole (25); Described fixed link (22) is connected through axis hole (25) and hook portion (23); Described lining (19) is located between the contact surface of fixed link (22) and hook portion (23); Described lining (19) is connected by rivet (21) with fixed link (22); Described lining (19) is provided with front end flange (26), and front end flange (26) is provided with towards lower bulge; Described lower cover (18) inner side be provided with aim at towards lower bulge towards convex platform; Described spring (20) one end is enclosed within towards on convex platform, and the other end is enclosed within towards on lower bulge.
6. self-locking structure as multi-aspect in claim 1, is characterized in that, described described hook portion (23) comprises the first hook portion and the second hook portion, and described upper cover (17) top is the first hook portion, and described lower cover (18) front end is the second hook portion.
7. self-locking structure as multi-aspect in claim 1, is characterized in that, described upper cover (17) adopts screw to be connected with lower cover (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510877378.4A CN105365866A (en) | 2015-12-04 | 2015-12-04 | Folding handcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510877378.4A CN105365866A (en) | 2015-12-04 | 2015-12-04 | Folding handcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105365866A true CN105365866A (en) | 2016-03-02 |
Family
ID=55368633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510877378.4A Pending CN105365866A (en) | 2015-12-04 | 2015-12-04 | Folding handcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105365866A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600138A (en) * | 2017-10-10 | 2018-01-19 | 安吉安畅道路施救服务有限公司 | A kind of novel multifunctional labor-saving trolley |
| CN107697128A (en) * | 2017-10-10 | 2018-02-16 | 安吉安畅道路施救服务有限公司 | A kind of stroller novel multifunctional labor-saving method |
| CN111232034A (en) * | 2020-03-25 | 2020-06-05 | 安徽华菱汽车有限公司 | Laboratory gas-marking bottle transfer car (buggy) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0350348U (en) * | 1989-09-22 | 1991-05-16 | ||
| US20020044853A1 (en) * | 2000-06-02 | 2002-04-18 | Keller William A. | Wheeled transports |
| CN2780575Y (en) * | 2005-03-29 | 2006-05-17 | 沙济舟 | Dual-purpose hand cart |
| CN201249791Y (en) * | 2008-06-03 | 2009-06-03 | 冷鹭浩 | Handbarrow |
| CN101513893A (en) * | 2008-02-20 | 2009-08-26 | 克斯克管理公司 | Convertible hand truck |
| CN205220741U (en) * | 2015-12-04 | 2016-05-11 | 中国人民解放军国防科学技术大学 | Folding trolley |
-
2015
- 2015-12-04 CN CN201510877378.4A patent/CN105365866A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0350348U (en) * | 1989-09-22 | 1991-05-16 | ||
| US20020044853A1 (en) * | 2000-06-02 | 2002-04-18 | Keller William A. | Wheeled transports |
| CN2780575Y (en) * | 2005-03-29 | 2006-05-17 | 沙济舟 | Dual-purpose hand cart |
| CN101513893A (en) * | 2008-02-20 | 2009-08-26 | 克斯克管理公司 | Convertible hand truck |
| CN201249791Y (en) * | 2008-06-03 | 2009-06-03 | 冷鹭浩 | Handbarrow |
| CN205220741U (en) * | 2015-12-04 | 2016-05-11 | 中国人民解放军国防科学技术大学 | Folding trolley |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600138A (en) * | 2017-10-10 | 2018-01-19 | 安吉安畅道路施救服务有限公司 | A kind of novel multifunctional labor-saving trolley |
| CN107697128A (en) * | 2017-10-10 | 2018-02-16 | 安吉安畅道路施救服务有限公司 | A kind of stroller novel multifunctional labor-saving method |
| CN107697128B (en) * | 2017-10-10 | 2019-12-13 | 泉州台商投资区海雅达新材料有限公司 | Novel multifunctional labor-saving method for cart |
| CN107600138B (en) * | 2017-10-10 | 2023-12-08 | 江苏四达重工有限公司 | Novel multi-functional laborsaving handcart |
| CN111232034A (en) * | 2020-03-25 | 2020-06-05 | 安徽华菱汽车有限公司 | Laboratory gas-marking bottle transfer car (buggy) |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20160302 |