CN106809768B - Hand-push type foldable boom loading and unloading vehicle - Google Patents
Hand-push type foldable boom loading and unloading vehicle Download PDFInfo
- Publication number
- CN106809768B CN106809768B CN201710110042.4A CN201710110042A CN106809768B CN 106809768 B CN106809768 B CN 106809768B CN 201710110042 A CN201710110042 A CN 201710110042A CN 106809768 B CN106809768 B CN 106809768B
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- Prior art keywords
- frame
- track
- fixing seat
- fork
- handle
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/061—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks characterised by having a lifting jib
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/16—Platforms; Forks; Other load supporting or gripping members inclinable relative to mast
- B66F9/165—Foldable forks, i.e. where only the horizontal section moves
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a hand-push type foldable boom loading and unloading vehicle which comprises a vehicle frame, wherein two sides of the left end of the vehicle frame are respectively provided with a thrust wheel, the middle of the vehicle frame is connected with a folding universal wheel, the left side of the folding universal wheel is provided with a first box body and a second box body, the right end of the vehicle frame is fixedly provided with a handle, the handle is fixedly provided with a control system, the left side of the handle is provided with a handle which is rotationally connected with the vehicle frame, the middle position of the first box body and the second box body is provided with a first oil cylinder, one end of the first oil cylinder is rotationally connected with the vehicle frame, the other end of the first oil cylinder is rotationally connected with a boom, the right end of the boom is rotationally connected with a gear fixing frame, the left end of the boom is rotationally connected with a track fixing seat, the right upper end of the track fixing seat is rotationally connected with a first pull rod through a pin shaft, and the left side of the track fixing seat is provided with a fork lifting device; the loading and unloading vehicle is light, can finish stacking and carrying cargoes in a narrow space, can be folded when being parked or transported, occupies small space and is convenient to carry along with the vehicle.
Description
Technical Field
The invention relates to a loading and unloading vehicle, in particular to a hand-push type foldable boom loading and unloading vehicle.
Background
The fork frame of the traditional hand-push type loading and unloading truck is very high, a narrow space is difficult to enter, the use is inflexible, the transportation is inconvenient, the function is relatively single, and the fork frame can only be used as a fork truck.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art and providing a multifunctional hand-push type foldable boom truck with flexible use.
The technical proposal is as follows: the utility model provides a hand propelled collapsible davit loading and unloading car, which comprises a frame, the left end both sides of frame are equipped with a thrust wheel respectively, the centre both sides of frame are respectively rotated and are connected with a folding universal wheel, the left side of folding universal wheel is equipped with first box and second box and is fixed in on the frame, the right-hand member of frame is fixed and is equipped with the handle, the fixed control system that is equipped with on the handle, the left side of handle is equipped with the handle and rotates and connect in the frame, the intermediate position of first box and second box is equipped with first hydro-cylinder, first hydro-cylinder one end rotates and is connected with the frame, the other end rotates and is connected with the davit, the right-hand member of davit rotates and is connected with the gear mount, the gear mount is fixed on the frame, the left end of davit rotates and is connected with the track fixing base, the right-hand member of track fixing base is connected with first pull rod through the round pin axle rotation, the right-hand member of first pull rod rotates and is equipped with the shelves pole, the lower extreme of shelves pole rotates and is connected with the gear mount, be equipped with five draw-in grooves on the gear mount, shelves can elastically stretch out and draw-back, the upper end is equipped with the card pole that matches with the draw-in groove, the fork elevating gear is equipped with in the left side of track fixing base; the fork lifting device comprises a track frame, wherein the track frame is provided with an inner track and an outer track, the inner track is connected to a track fixing seat through rollers, the outer track is connected with a fork fixing seat through rollers, the left side of the fork fixing seat is provided with a foldable fork, a second oil cylinder is fixedly arranged in the middle of the track frame, two first chain wheels are fixedly arranged above the second oil cylinder, two second chain wheels are fixedly arranged above the track frame, two third chain wheels are fixedly arranged below the track frame, the second chain wheels are fixedly connected with the upper end of the fork fixing seat and the upper end of the track fixing seat through first chains, the third chain wheels are fixedly connected with the lower end of the fork fixing seat and the lower end of the track fixing seat through second chains, one end of each first chain wheel is fixedly connected to the upper end of the fork fixing seat through a third chain, and the other end of each first chain wheel is fixedly connected to the wall of the oil cylinder; the left side of the lower end of the handle is connected with a second pull rod, the left end of the second pull rod is connected with a rotating block, the rotating block is rotationally connected in a groove of the frame, the rotating block is rotationally connected with a stop block, the stop block is sleeved in a cylinder through a spring, the left side of the stop block clamps a folding universal wheel, the left side of the folding universal wheel is rotationally connected with a gas spring, and the left end of the gas spring is rotationally connected to the frame; the hydraulic control system is characterized in that a direct-current power supply is arranged in the first box body, a direct-current motor, a hydraulic pump, a hydraulic oil tank and an electromagnetic reversing valve are arranged in the second box body, the first oil cylinder and the second oil cylinder are connected to the electromagnetic reversing valve through soft oil pipes respectively, the electromagnetic reversing valve is connected to an oil circuit output end of the hydraulic pump, an oil circuit input end of the hydraulic pump is connected to the hydraulic oil tank, the hydraulic pump is connected with the direct-current motor, the direct-current motor and the electromagnetic reversing valve are electrically connected to a control system through circuits, the control system is electrically connected to the direct-current power supply through circuits, and a switch for controlling the direct-current motor and the electromagnetic reversing valve is arranged on the control system.
Preferably, the supporting wheel is a rubber solid wheel, and the folding universal wheel is a rubber solid wheel.
Preferably, the foldable fork can be detached from the fork fixing seat, and the mounting clamp or the lifting hook can be replaced.
Compared with the prior art, the invention has the following advantages: reasonable in design, simple structure, action are reliable, and the practicality is strong. The loading and unloading vehicle is light, small in size and light in weight, can be used for stacking and carrying cargoes in a narrow space, can be folded when being parked or transported, is small in occupied space, is convenient to carry along with the vehicle, can be used for clamping cargoes by the aid of the mounting fixture after the fork is detached, and can also be used for serving as a function of a mini crane by the aid of the lifting hook.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a front elevational view of the present invention after folding;
FIG. 4 is a perspective view of the fork lift system of the present invention without a chain attached thereto;
FIG. 5 is a cross-sectional view of the fork lift system of the present invention with the chain installed;
fig. 6 is a folding structural view of the folding universal wheel of the present invention.
Detailed Description
Referring to fig. 1-6, a hand-push type foldable boom loading and unloading vehicle comprises a vehicle frame 1, wherein two sides of the left end of the vehicle frame 1 are respectively provided with a thrust wheel 2, two sides of the middle of the vehicle frame 1 are respectively rotatably connected with a foldable universal wheel 3, the left side of the foldable universal wheel 3 is provided with a first box body 4 and a second box body 5 which are fixedly arranged on the vehicle frame 1, the right end of the vehicle frame 1 is fixedly provided with a handle 6, the handle 6 is fixedly provided with a control system 15, the left side of the handle 6 is provided with a handle 7 which is rotatably connected with the vehicle frame 1, the middle position of the first box body 4 and the second box body 5 is provided with a first oil cylinder 8, one end of the first oil cylinder 8 is rotatably connected with the vehicle frame 1, the other end of the first oil cylinder 8 is rotatably connected with a boom 9, the right end of the boom 9 is rotatably connected with a gear 10, the gear fixing frame 10 is fixedly arranged on the vehicle frame 1, the left end of the boom 9 is rotatably connected with a track fixing seat 13, the right upper end of the track fixing frame 13 is rotatably connected with a first pull rod 12 through a pin 23, the right end of the first pull rod 12 is rotatably connected with a lower end of the track fixing frame 11 is rotatably provided with a track 11, the lower end of the track 11 is rotatably connected with a fifth gear 10, a clamping groove is provided with a telescopic clamping groove of the telescopic device, and the telescopic clamping groove is provided with a telescopic clamping groove of the gear 11 is provided with a telescopic gear groove, and the gear 13 is matched with the left fixing seat, and the gear is provided with a clamping groove; the fork lifting device 14 comprises a track frame 16, wherein the track frame 16 is provided with an inner track 31 and an outer track 32, the inner track 31 is connected to a track fixing seat 13 through rollers, the outer track 32 is connected with a fork fixing seat 17 through rollers, a foldable fork 18 is arranged on the left side of the fork fixing seat 17, a second oil cylinder 19 is fixedly arranged in the middle of the track frame 16, two first chain wheels 20 are fixedly arranged above the second oil cylinder 19, two second chain wheels 21 are fixedly arranged above the track frame 16, two third chain wheels 22 are fixedly arranged below the second chain wheels 21, the upper ends of the fork fixing seat 17 and the upper ends of the track fixing seats 13 are fixedly connected through a first chain 24, the lower ends of the fork fixing seat 17 and the lower ends of the track fixing seats 13 are fixedly connected through a second chain 25, one end of the first chain wheels 20 is fixedly connected to the upper ends of the fork fixing seat 17, and the other end of the first chain wheels 20 is fixedly connected to the wall of the second oil cylinder 19; the left side of the lower end of the handle 7 is connected with a second pull rod 28, the left end of the second pull rod 28 is connected with a rotating block 29, the rotating block 29 is rotatably connected in a groove of the frame 1, the rotating block 29 is rotatably connected with a stop block 30, the stop block 30 is sleeved in a cylinder 34 through a spring 33, the left side of the stop block 30 clamps the folding universal wheel 3, the left side of the folding universal wheel 3 is rotatably connected with a gas spring 27, and the left end of the gas spring 27 is rotatably connected to the frame 1; the first box 4 is internally provided with a direct current power supply, the second box 5 is internally provided with a direct current motor, a hydraulic pump, a hydraulic oil tank and an electromagnetic directional valve, the first oil cylinder 8 and the second oil cylinder 19 are respectively connected to the electromagnetic directional valve through soft oil pipes, the electromagnetic directional valve is connected to an oil circuit output end of the hydraulic pump, an oil circuit input end of the hydraulic pump is connected to the hydraulic oil tank, the hydraulic pump is connected with the direct current motor, the direct current motor and the electromagnetic directional valve are electrically connected to a control system 15 through circuits, the control system 15 is electrically connected to the direct current power supply through circuits, and a switch for controlling the direct current motor and the electromagnetic directional valve is arranged on the control system 15.
The supporting wheel 2 is a rubber solid wheel, the folding universal wheel 3 is a rubber solid wheel, and the rubber solid wheel can walk on complex road conditions and is not afraid of tire burst.
The foldable fork 18 can be detached from the fork fixing seat 17, the mounting clamp or the lifting hook can be replaced, the clamp can clamp the goods such as tires or oil drums, and the lifting hook can hoist the goods.
When the truck is used under the condition of being fully opened, firstly, the blocking rod 11 is pressed, when the blocking rod 11 is rotated to be adjusted to a proper angle of the fork 18, the blocking rod on the blocking rod 11 is clamped and fixed with the blocking groove on the gear fixing frame 10, then the switch of the direct current motor and the electromagnetic reversing valve is controlled on the operation control system 15 to operate the lifting of the first oil cylinder 8 and the second oil cylinder 19, and when the second oil cylinder 19 is lifted, the third chain 26 pulls the fork fixing seat 17 to lift in the outer rail 32, and at the moment, the pulling action of the first chain 24 and the second chain 25 drives the rail fixing seat 13 to descend in the inner rail 31, so that the overall lifting height of the fork 18 can be increased.
When the loading and unloading vehicle needs to be retracted, the handle 7 is pulled, the second pull rod 28 is pulled rightwards at the moment, the rotating block 29 is driven to rotate to enable the stop block 30 to rotate outwards, the folding universal wheel 3 is sprung up to be parallel to the vehicle frame 1 under the action of the gas spring 27 at the moment, then the first oil cylinder 8 and the second oil cylinder 19 are lowered to the minimum, the pin shaft 23 is pulled out, and the fork lifting device 14 and the fork 18 are folded to be parallel to the vehicle frame 1; when the loading and unloading truck is required to be unfolded and used, the folding universal wheel 3 is folded downwards by hand until the gas spring 27 is compressed to the shortest, the stop block 30 pops up under the action of the spring 33 to clamp the folding universal wheel 3, the right pivot of the gas spring 27 is higher than the height of the stop block 30 and lower than the rotating shaft of the folding universal wheel 3, so that the folding universal wheel 3 is fixed after being folded, then the fork lifting device 14 is folded leftwards, the fork 18 is folded out by the mounting pin shaft 23, and the angle of the fork 18 can be used by adjusting the clamping groove on the stop lever 11 and the gear fixing frame 10.
Claims (3)
1. The utility model provides a collapsible davit loading and unloading car of hand propelled, includes frame (1), its characterized in that: the left end both sides of frame (1) are respectively equipped with a thrust wheel (2), the centre both sides of frame (1) are respectively rotated and are connected with a folding universal wheel (3), the left side of folding universal wheel (3) is equipped with first box (4) and second box (5) and is fixed in on frame (1), the right-hand member of frame (1) is fixed and is equipped with handle (6), fixedly on handle (6) is equipped with control system (15), the left side of handle (6) is equipped with handle (7) and rotates and connect in frame (1), the intermediate position of first box (4) and second box (5) is equipped with first hydro-cylinder (8), first hydro-cylinder (8) one end is rotated and is connected in frame (1), the other end is rotated and is connected with davit (9), the right-hand member of davit (9) is rotated and is connected with gear mount (10), gear mount (10) are fixed on frame (1), the left end rotation of davit (9) is connected with track fixing base (13), the upper right-hand member of track fixing base (13) is rotated and is connected with first pull rod (12) through round pin axle (23), the upper right-hand member (12) is equipped with flexible gear mount (11) and is equipped with the gear (11) and is rotated and is connected with the gear (11), the upper end of the rail fixing seat is provided with a clamping rod matched with the clamping groove, and the left side of the rail fixing seat (13) is provided with a fork lifting device (14); the fork lifting device (14) comprises a track frame (16), the track frame (16) is provided with an inner track (31) and an outer track (32), the inner track (31) is connected to a track fixing seat (13) through rollers, the outer track (32) is connected with a fork fixing seat (17) through rollers, the left side of the fork fixing seat (17) is provided with a foldable fork (18), a second oil cylinder (19) is fixedly arranged in the middle of the track frame (16), two first chain wheels (20) are fixedly arranged above the second oil cylinder (19), two second chain wheels (21) are fixedly arranged above the track frame (16), two third chain wheels (22) are fixedly arranged below the track frame, the second chain wheels (21) are fixedly connected with the upper end of the fork fixing seat (17) and the upper end of the track fixing seat (13) through a first chain (24), the third chain wheels (22) are fixedly connected with the lower end of the fork fixing seat (17) and the lower end of the track fixing seat (13) through a second chain (25), and one end of the first chain wheels (20) is fixedly connected with the upper end of the fork fixing seat (17) through a third chain (26); the left side of the lower end of the handle (7) is connected with a second pull rod (28), the left end of the second pull rod (28) is connected with a rotating block (29), the rotating block (29) is rotationally connected with a groove formed in the frame (1), the rotating block (29) is rotationally connected with a stop block (30), the stop block (30) is sleeved in a cylinder (34) through a spring (33), the left side of the stop block (30) is clamped with a folding universal wheel (3), the left side of the folding universal wheel (3) is rotationally connected with a gas spring (27), and the left end of the gas spring (27) is rotationally connected to the frame (1); the hydraulic control system is characterized in that a direct-current power supply is arranged in the first box body (4), a direct-current motor, a hydraulic pump, a hydraulic oil tank and an electromagnetic reversing valve are arranged in the second box body (5), the first oil cylinder (8) and the second oil cylinder (19) are connected to the electromagnetic reversing valve through soft oil pipes respectively, the electromagnetic reversing valve is connected to the oil circuit output end of the hydraulic pump, the oil circuit input end of the hydraulic pump is connected to the hydraulic oil tank, the hydraulic pump is connected with the direct-current motor, the direct-current motor and the electromagnetic reversing valve are electrically connected to the control system (15) through circuits, the control system (15) is electrically connected to the direct-current power supply through circuits, and a switch for controlling the direct-current motor and the electromagnetic reversing valve is arranged on the control system (15).
2. A hand propelled foldable boom truck as claimed in claim 1 wherein: the supporting wheel (2) is a rubber solid wheel, and the folding universal wheel (3) is a rubber solid wheel.
3. A hand propelled foldable boom truck as claimed in claim 1 wherein: the foldable fork (18) can be detached from the fork fixing seat (17) and the mounting clamp or the lifting hook can be replaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710110042.4A CN106809768B (en) | 2017-02-28 | 2017-02-28 | Hand-push type foldable boom loading and unloading vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710110042.4A CN106809768B (en) | 2017-02-28 | 2017-02-28 | Hand-push type foldable boom loading and unloading vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106809768A CN106809768A (en) | 2017-06-09 |
| CN106809768B true CN106809768B (en) | 2023-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710110042.4A Active CN106809768B (en) | 2017-02-28 | 2017-02-28 | Hand-push type foldable boom loading and unloading vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN106809768B (en) |
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| CN107628573B (en) * | 2017-08-18 | 2019-06-21 | 中国电子科技集团公司第二十八研究所 | A kind of portable multifunctional lifting vehicle using motor |
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| CN108892054A (en) * | 2018-09-20 | 2018-11-27 | 安徽工程大学 | Power assisted manual crane |
| CN109292682A (en) * | 2018-09-20 | 2019-02-01 | 安徽工程大学 | Power assisted manual fork truck based on lever principle |
| CN109879208A (en) * | 2019-03-25 | 2019-06-14 | 张若玮 | The arm-type electric pallet truck of dragline scraper combination folding |
| CN110217721B (en) * | 2019-06-19 | 2023-09-22 | 安徽行健智能制造装备股份有限公司 | Lifting device |
| CN110980593B (en) * | 2019-12-18 | 2021-05-28 | 郑州宇恒环保技术有限公司 | Hand-push loading and unloading forklift for cargo box |
| CN112239179A (en) * | 2020-09-18 | 2021-01-19 | 中国建筑第六工程局有限公司 | Multifunctional automatic carrying device |
| CN113321018B (en) * | 2021-05-11 | 2022-06-28 | 浙江立镖机器人有限公司 | Foldable unloading device |
| CN114195062A (en) * | 2021-12-16 | 2022-03-18 | 广东广澳能源科技有限公司 | Foldable portable lifter |
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| CN205873816U (en) * | 2016-08-22 | 2017-01-11 | 卢兴国 | Semi -automatic foldable loading and unloading car |
| CN206705613U (en) * | 2017-02-28 | 2017-12-05 | 薄纯国 | A kind of hand propelled foldable suspension arm loading-unloading vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2337620A1 (en) * | 1973-07-24 | 1975-02-20 | Toyo Umpanki Co Ltd | CONTROL ARRANGEMENT FOR LOADER VEHICLES |
| CN102963843A (en) * | 2012-11-23 | 2013-03-13 | 苏州先锋物流装备科技有限公司 | Double-gantry system |
| CN103043568A (en) * | 2013-01-15 | 2013-04-17 | 厦门金华厦工程机械有限公司 | Working device of telescopic handler |
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| Publication number | Publication date |
|---|---|
| CN106809768A (en) | 2017-06-09 |
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Effective date of registration: 20230601 Address after: 257400 Chen Zhuang Town Industrial Park, Lijin County, Dongying, Shandong Applicant after: SHANDONG GONGLI MACHINERY Co.,Ltd. Address before: 257400 Chen Zhuang Town Industrial Park, Lijin County, Dongying, Shandong Applicant before: Bo Chunguo |
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