CN105502206B - A kind of foot-operated foldable lifting freight - Google Patents

A kind of foot-operated foldable lifting freight Download PDF

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Publication number
CN105502206B
CN105502206B CN201610058810.1A CN201610058810A CN105502206B CN 105502206 B CN105502206 B CN 105502206B CN 201610058810 A CN201610058810 A CN 201610058810A CN 105502206 B CN105502206 B CN 105502206B
Authority
CN
China
Prior art keywords
hand push
push frame
elevating
folding
gear
Prior art date
Application number
CN201610058810.1A
Other languages
Chinese (zh)
Other versions
CN105502206A (en
Inventor
李振兴
沈建国
胡星星
王佳
Original Assignee
苏州市职业大学
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Application filed by 苏州市职业大学 filed Critical 苏州市职业大学
Priority to CN201610058810.1A priority Critical patent/CN105502206B/en
Publication of CN105502206A publication Critical patent/CN105502206A/en
Application granted granted Critical
Publication of CN105502206B publication Critical patent/CN105502206B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/02Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B3/00Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
    • B62B3/02Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions

Abstract

The invention discloses a kind of foot-operated foldable lifting freights, including fixed vehicle frame, liftable automotive chassis to fold hand push frame, elevating mechanism, folding locator mechanism, locking mechanism and pedal gear change actuating unit;It is provided with hand push frame fixed block on the two sides of the rear end of the fixed vehicle frame;The folding hand push frame is arranged on hand push frame fixed block;The folding hand push frame is connect with hand push frame fixed block with folding locator mechanism;It is provided with elevating mechanism on the folding hand push frame;It is provided with liftable automotive chassis on the elevating mechanism;The elevating mechanism is connect with liftable automotive chassis with locking mechanism;The pedal gear change actuating unit is arranged in the lower part for folding hand push frame, using steel wire rope and elevating mechanism passing power.The present invention realizes that multistage lifting and rehandling in the tablet small handcart of one, reduce labor intensity, and pushing hands can fold, and save space, and liftable automotive chassis can be dismantled and individually do small handcart use, flexibly and easily, can meet the different job requirements.

Description

A kind of foot-operated foldable lifting freight

Technical field

The present invention relates to the foot-operated offer power of one kind, can realize multistage lifting, what pushing hands can fold, using flexible Easily freight trolley.

Background technology

Most of freight trolley structure is all too simple at present, and function is also less.Better trolley generally merely adds folding Azido functional, such function are too single.Nowadays delivery industry is risen, and common freight trolley has been unable to meet the need of delivery industry It asks, requires a completely new freight trolley at this time, convenient, efficiently, labour-saving undertakes shipping, and this works, and then designs A foot-operated foldable multistage lifting trolley is just necessary.

Invention content

For the above technical problems, the purpose of the present invention is:A kind of foot-operated offer power is provided, can be realized Multistage lifting, what pushing hands can fold, using flexible easily freight trolley.

What technical solution of the invention was realized in:A kind of foot-operated foldable lifting freight, including fixation Vehicle frame, liftable automotive chassis fold hand push frame, elevating mechanism, folding locator mechanism, locking mechanism and pedal gear change actuating unit;Institute Stating fixed bottom of frame front end setting, there are two directional wheels, and there are two universal wheels for rear end setting;The rear end of the fixed vehicle frame Hand push frame fixed block is provided on two sides;The folding hand push frame is arranged on hand push frame fixed block;The folding hand push frame It is connect with hand push frame fixed block with folding locator mechanism;It is provided with elevating mechanism on the folding hand push frame;The elevating mechanism On be provided with liftable automotive chassis;The elevating mechanism is connect with liftable automotive chassis with locking mechanism;The pedal gear change actuating unit is set It sets in the lower part for folding hand push frame, using steel wire rope and elevating mechanism passing power.

The elevating mechanism includes elevating lever, lifting support and bearing;The elevating lever is arranged on folding hand push frame, The lifting support is arranged on elevating lever, can lifter rod lifting, the lower end of the elevating lever be provided with bearing, upper end It is provided with elevating lever pulley;Setting also has bearing at position of the lifting support close to elevating lever;

The locking mechanism includes lock pillar, preceding closing piece, rear closing piece and recessed locked groove;The lock pillar is sequentially connected recessed locked groove, preceding Closing piece and rear closing piece, the lock pillar are provided with resetting spring.

The pedal gear change actuating unit includes left case lid, right case lid, driving shaft, driven shaft and foot-operated;The driving shaft On be disposed with left case lid, big ratchet, outer ratchet, double crosslinking sliding gear, handle ratchet wheel, small ratchet rides and right case lid;It is driven Axis is arranged above driving shaft;Roller, left case lid, big driven gear, small driven gear, right case lid are disposed on driven shaft And roller;The left side gear of the double crosslinking sliding gear is engaged with big driven gear, and right side gear is engaged with counter gear, reversion Gear is engaged with small driven gear;It is additionally provided with driving lever at the double crosslinking sliding gear.

Preferably, folding locator mechanism includes spring, movable closing piece, bottom plate and cover board;The activity closing piece is arranged the bottom of at Between plate and cover board;Described activity closing piece one end grows bottom plate, to stretch into lockhole positioning;It is provided with bullet on the activity closing piece Spring.

Preferably, the liftable automotive chassis bottom is provided with trundle.

Preferably, the equal both sides in upper end for folding hand push frame are provided with angle pulley group;The angle pulley group includes Big pulley and truckle.

Due to the application of the above technical scheme, the present invention has following advantages compared with prior art:

A kind of foot-operated foldable lifting freight of the present invention is realized multistage lifting and secondary is removed using pedal power It transports in the tablet small handcart of one, reduces labor intensity, pushing hands can fold, and save space, and liftable automotive chassis can dismantle list Small handcart use solely is done, flexibly and easily, can be met the different job requirements.

Description of the drawings

Technical scheme of the present invention is further explained below in conjunction with the accompanying drawings:

Attached drawing 1 is a kind of using state structure diagram of foot-operated foldable lifting freight of the present invention;

Attached drawing 2 is a kind of original state structural schematic diagram of foot-operated foldable lifting freight of the present invention;

Attached drawing 3 is a kind of folded state structural schematic diagram of foot-operated foldable lifting freight of the present invention;

Attached drawing 4 is a kind of lifting rod structure schematic diagram of foot-operated foldable lifting freight of the present invention;

Attached drawing 5 is the lifting support and locking mechanism positional structure of a kind of foot-operated foldable lifting freight of the present invention Schematic diagram;

Attached drawing 6 is a kind of folding locator mechanism configuration state signal of foot-operated foldable lifting freight of the present invention Figure;

Attached drawing 7 is a kind of locking mechanism configuration state schematic diagram of foot-operated foldable lifting freight of the present invention;

Attached drawing 8 is a kind of pedal gear change actuating unit structural representation of foot-operated foldable lifting freight of the present invention Figure;

Attached drawing 9 is a kind of angle pulley group structural schematic diagram of foot-operated foldable lifting freight of the present invention.

Wherein:1, fixed vehicle frame, 2, liftable automotive chassis, 3, fold hand push frame, 4, elevating mechanism, 5, folding locator mechanism, 6, Locking mechanism, 7, variable-speed dynamic mechanism, 8, hand push frame fixed block, 9, battery, 11, directional wheel, 12, universal wheel, 21, trundle, 31, angle pulley group, 41, elevating lever, 42, lifting support, 43, stress bearing, 44, auxiliary bearing, 45, elevating lever pulley, 51, Spring, 52, movable closing piece, 53, bottom plate, 54, cover board, 61, lock pillar, 62, preceding closing piece, 63, rear closing piece, 64, recessed locked groove, 71, left Case lid, 72, right case lid, 73, driving shaft, 74, driven shaft, 75, foot-operated, 76, big ratchet, 77, outer ratchet, 78, duplex slide tooth Wheel, 79, handle ratchet wheel, 80, small ratchet, 81, roller, 82, big driven gear, 83, small driven gear, 84, counter gear, 85, dial Bar, 311, load-bearing pulley, 312, leading block.

Specific implementation mode

Illustrate the present invention below in conjunction with the accompanying drawings.

If attached drawing 1-9 show a kind of foot-operated foldable lifting freight of the present invention, including fixed vehicle frame 1, Liftable automotive chassis 2 folds hand push frame 3, elevating mechanism 4, folding locator mechanism 5, locking mechanism 6 and pedal gear change actuating unit 7;Institute Stating the setting of 1 bottom front of fixed vehicle frame, there are two directional wheels 11, and there are two universal wheels 12 for rear end setting;The fixed vehicle frame 1 Hand push frame fixed block 8 is provided on the two sides of rear end;The folding hand push frame 3 is arranged on hand push frame fixed block 8;The folding Folded hand push frame 3 is connect with the folding locator mechanism 5 of hand push frame fixed block 8;It is provided with elevating mechanism 4 on the folding hand push frame 3; Liftable automotive chassis 2 is provided on the elevating mechanism 4,2 bottom of the liftable automotive chassis is provided with trundle 21;The elevating mechanism 4 It is connect with the locking mechanism 6 of liftable automotive chassis 2;The pedal gear change actuating unit 7 is arranged in the lower part for folding hand push frame 3, uses Steel wire rope and 4 passing power of elevating mechanism;The equal both sides in upper end for folding hand push frame 3 are provided with angle pulley group 31;It is described Angle pulley group 31 includes big pulley 311 and truckle 312.

The elevating mechanism 4 includes elevating lever 41, lifting support 42 and bearing 43;The elevating lever 41 is arranged in folding hand In push bracket 3, the lifting support 42 is arranged on elevating lever 41, can be lifted along elevating lever 41, under the elevating lever 41 End is provided with bearing 43, and upper end is provided with elevating lever pulley 44;It is arranged at position of the lifting support 42 close to elevating lever Also there is bearing 43.

The folding locator mechanism 5 includes spring 51, movable closing piece 52, bottom plate 53 and cover board 54;The activity closing piece 52 It is arranged between bottom plate 53 and cover board 54;52 one end of the activity closing piece grows bottom plate 53, to stretch into lockhole positioning;The work It is provided with spring 51 on dynamic closing piece 52.

The locking mechanism 6 includes lock pillar 61, preceding closing piece 62, rear closing piece 63 and recessed locked groove 64;The lock pillar 61 connects successively Recessed locked groove 64, preceding closing piece 62 and rear closing piece 63 are connect, the lock pillar 61 is provided with resetting spring.

The pedal gear change actuating unit 7 includes left case lid 71, right case lid 72, driving shaft 73, driven shaft 74 and foot-operated 75; It is disposed with left case lid 71 on the driving shaft 71, big ratchet 76, outer ratchet 77, double crosslinking sliding gear 78, handle ratchet wheel 79 is small Ratchet 80 rides 75 and right case lid 72;Driven shaft 74 is arranged above driving shaft 73;It is disposed with roller on driven shaft 74 81, left case lid 71, big driven gear 82, small driven gear 83, right case lid 72 and roller 81;A left side for the double crosslinking sliding gear 78 Side gear is engaged with big driven gear 82, and right side gear is engaged with counter gear 84, and counter gear 84 is nibbled with small driven gear 83 It closes;Driving lever 85 is additionally provided at the double crosslinking sliding gear 78, driving lever 85 is exposed at 7 outside of pedal gear change actuating unit.

When needing using elevating function, when driving lever 85 being allocated at the left side gear of double crosslinking sliding gear 78, duplex is slided It moves gear left side gear to engage with big driven gear 82, steps on foot-operated 75 driven shafts 74 and roller 81 is driven to rotate, connect on roller 81 It is connected to steel wire rope, the other end of steel wire rope is connected to the bottom of elevating lever 41, one end of another steel cable by pulley blocks 31 It is fixed on lifting support 42, other end connection is connected to the top for folding hand push frame 3 by elevating lever pulley 44, when roller 81 Elevating lever 41 will be pulled to rise simultaneously with lifting support 42, on lifting support 42, liftable automotive chassis 2 is provided with, so lift truck 2 one pieces of risings of frame;When driving lever 85 is allocated at the right side gear of double crosslinking sliding gear 78, counter gear 84 always with small driven tooth 83 engagement of wheel, by external toothing twice, action at this time can be such that lifting support 42 declines.Foot-operated 75 cooperation shift is stepped, it can Realize that raising and lowering, the speed stepped can control speed, small ratchet 80 to coordinate handle ratchet wheel 79, it can be achieved that single direction rotation, is stepped on Foot-operated 75 liftable automotive chassis 2 rise or fall a bit, unclamp foot-operated 75, restore initial position and prepare next operation.Simultaneously big Ratchet 76 and outer ratchet 77 can guarantee that input shaft can only ensure that the controllable of movement there are one direction of rotation.When needs will fold Hand push frame 3 fold when, by movable closing piece 52 pull out lockhole, by lock pillar 61 pull out recessed locked groove 64 can be realized will fold hand push frame 3 It folds.When if necessary to which liftable automotive chassis is used alone, lock pillar 61 is withdrawn into recessed locked groove 64, you can make liftable automotive chassis 2 and lifting Frame 42 detaches, and individually does small handcart use, and to restore, the lock catch part of liftable automotive chassis 2 is directed to the lock of lifting support 42, Lock pillar 61 is put back to.

The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art Scholar can understand present disclosure and be implemented, and it is not intended to limit the scope of the present invention, all according to the present invention Equivalent change or modification made by Spirit Essence should all cover within the scope of the present invention.

Claims (4)

1. a kind of foot-operated foldable lifting freight, it is characterised in that:Including fixed vehicle frame, liftable automotive chassis folds hand push frame, Elevating mechanism, folding locator mechanism, locking mechanism and pedal gear change actuating unit;The fixed bottom of frame front end is provided with two A directional wheel, there are two universal wheels for rear end setting;It is provided with hand push frame fixed block on the two sides of the rear end of the fixed vehicle frame; The folding hand push frame is arranged on hand push frame fixed block;The folding hand push frame and hand push frame fixed block folding locator mechanism Connection;It is provided with elevating mechanism on the folding hand push frame;It is provided with liftable automotive chassis on the elevating mechanism;The elevating mechanism It is connect with liftable automotive chassis with locking mechanism;The pedal gear change actuating unit is arranged in the lower part for folding hand push frame, using steel wire Rope and elevating mechanism passing power;
The elevating mechanism includes elevating lever, lifting support and bearing;The elevating lever setting is described on folding hand push frame Lifting support is arranged on elevating lever, can lifter rod lifting, the lower end of the elevating lever be provided with bearing, upper end setting There is elevating lever pulley;Setting also has bearing at position of the lifting support close to elevating lever;
The locking mechanism includes lock pillar, preceding closing piece, rear closing piece and recessed locked groove;The lock pillar is sequentially connected recessed locked groove, preceding closing piece With rear closing piece, the lock pillar is provided with resetting spring;
The pedal gear change actuating unit includes left case lid, right case lid, driving shaft, driven shaft and foot-operated;On the driving shaft according to It is secondary to be provided with left case lid, big ratchet, outer ratchet, double crosslinking sliding gear, handle ratchet wheel, small ratchet, foot-operated and right case lid;Driven shaft is set It sets above driving shaft;Roller, left case lid, big driven gear, small driven gear, right case lid and rolling are disposed on driven shaft Cylinder;The left side gear of the double crosslinking sliding gear is engaged with big driven gear, and right side gear is engaged with counter gear, counter gear It is engaged with small driven gear;It is additionally provided with driving lever at the double crosslinking sliding gear.
2. a kind of foot-operated foldable lifting freight according to claim 1, it is characterised in that:Folding locator mechanism packet Include spring, movable closing piece, bottom plate and cover board;The activity closing piece is arranged between bottom plate and cover board;Described activity closing piece one end Bottom plate is grown, to stretch into lockhole positioning;It is provided with spring on the activity closing piece.
3. a kind of foot-operated foldable lifting freight according to claim 1, it is characterised in that:The liftable automotive chassis bottom Portion is provided with trundle.
4. a kind of foot-operated foldable lifting freight according to claim 1, it is characterised in that:The folding hand push frame The equal both sides in upper end be provided with angle pulley group;The angle pulley group includes big pulley and truckle.
CN201610058810.1A 2016-01-28 2016-01-28 A kind of foot-operated foldable lifting freight CN105502206B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610058810.1A CN105502206B (en) 2016-01-28 2016-01-28 A kind of foot-operated foldable lifting freight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610058810.1A CN105502206B (en) 2016-01-28 2016-01-28 A kind of foot-operated foldable lifting freight

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CN105502206A CN105502206A (en) 2016-04-20
CN105502206B true CN105502206B (en) 2018-07-27

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106586886A (en) * 2016-12-24 2017-04-26 宁夏软件工程院有限公司 Lifting truck for electrolysis/electroplating-electrolysis/electroplating factory power distributing cabinet
CN107381085B (en) * 2017-07-24 2018-12-18 滁州卷烟材料厂 A kind of cigarette material toter convenient for shipment
CN107934826A (en) * 2017-11-21 2018-04-20 戚展鹏 A kind of room finish instrument lifting device
CN108099980B (en) * 2017-12-15 2020-04-07 常州工学院 Double-deck platform multifunctional trolley
CN108099981B (en) * 2017-12-15 2020-04-07 常州工学院 Multifunctional trolley
CN109050633A (en) * 2018-09-30 2018-12-21 宁波大学 A kind of mobile folding handling device
CN111232867A (en) * 2020-02-07 2020-06-05 夏昇涛 Foldable fire pipeline roof mounting and lifting device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1544306A (en) * 2003-11-26 2004-11-10 中国建筑第八工程局工业设备安装公司 Manual type cherry picker
CN201989823U (en) * 2011-01-28 2011-09-28 简世坤 Switching device of handcart handle and handcart comprising same
CN103818855A (en) * 2014-03-06 2014-05-28 瑞安市金阳电器有限公司 Portable lifting machine
GB2512103A (en) * 2013-03-20 2014-09-24 Torros Ltd Folding trolley
CN205527526U (en) * 2016-01-28 2016-08-31 苏州市职业大学 Foot -operated collapsible lift freight

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1544306A (en) * 2003-11-26 2004-11-10 中国建筑第八工程局工业设备安装公司 Manual type cherry picker
CN201989823U (en) * 2011-01-28 2011-09-28 简世坤 Switching device of handcart handle and handcart comprising same
GB2512103A (en) * 2013-03-20 2014-09-24 Torros Ltd Folding trolley
CN103818855A (en) * 2014-03-06 2014-05-28 瑞安市金阳电器有限公司 Portable lifting machine
CN205527526U (en) * 2016-01-28 2016-08-31 苏州市职业大学 Foot -operated collapsible lift freight

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