CN205575127U - Express delivery helping hand loading and unloading car - Google Patents

Abstract

The utility model discloses an express delivery helping hand loading and unloading car, it gets device (1), stroke multiplying assembly (2) by pressing from both sides, counter weight adjusting device (3) and high adjusting device (4) are constituteed, stroke multiplying assembly (2) are got device (1) through rack and pinion mechanism and clamp and are linked to each other, counter weight adjusting device (3) are located and press from both sides the below of getting device (1), high adjusting device (4) link to each other with frame and railway carriage, realize the lift of railway carriage through the cylinder chain. The utility model discloses in handling, can reduce people's intensity of labour, use manpower sparingly, improved handling efficiency, effectively avoid the emergence of violence loading and unloading incident, guaranteed commodity safety, as a simple and easy mechanical booster unit, convenient to use, the operation of being convenient for.

Description

Express delivery power-assisted loading/unloading truck

Technical field

This utility model relates to loading-unloading vehicle, particularly a kind of express delivery power-assisted loading/unloading truck.

Background technology

Becoming increasingly prosperous of ecommerce, brings wide opportunity to express delivery industry, and express delivery amount constantly increases, according to investigations, and 2014 Year, Chinese Express Service business income completes 204,000,000,000 yuan, increases by 42% on a year-on-year basis.Express delivery amount increases by 52% on a year-on-year basis, its market Scale is constantly expanding, and express delivery goods freight volume is also quickly increasing, and the travelling speed of express delivery now does not catches up with people to express delivery speed The requirement of degree, so the travelling speed improving express delivery is necessary greatly, wherein, the cargo handling process of goods becomes one and can not be ignored Take time and effort link.

At present, it is contemplated that the handling instrument such as fork truck, conveyer belt by the cause influences such as place and own vol relatively big in-convenience in use Etc. factor, major part logistics express company still maintains original artificial handling operation, by manpower in many operating aspects The mode handling goods carried on one's shoulders or with both hands.Work efficiency is low, lacks cooperation from each other, disorder, and due to goods Object is long-pending big, goods weight, remove goods reason cargo handling processes such as distance of getting on the bus and be generally many people operation, and repeatability action of bending over is the most right The waist of people causes damage, and some express companies occur in that the uncivil phenomenons such as violence handling to improve handling speed, therefore set Counting a kind of people of auxiliary and loading and unloading the small-sized power assisting device of express delivery is the most necessary in present express delivery handling.

Summary of the invention

Technical problem to be solved in the utility model is: provide a kind of express delivery power-assisted loading/unloading truck, strong to reduce the work of courier Degree, it is achieved effortlessly goods is captured, carry and load and unload.

This utility model solves its technical problem and be the technical scheme is that by gripping dress, the regulation of travel multiplier device, counterweight Device and arrangement for adjusting height composition；Described travel multiplier device is connected with clamp device by pinion and rack；Counterweight regulates Device is positioned at the lower section of clamp device；Arrangement for adjusting height is connected with vehicle frame and railway carriage, is realized the lifting of railway carriage by cylinder chain.

Described clamp device, it is made up of operating handle, clamping rope, scissors mechanism and clamping plate；Described operating handle passes through two Root clamping rope is connected to one end of scissors mechanism, and the other end of scissors mechanism is connected with clamping plate.

Described operating handle, is mainly made up of squeeze grip and back-moving spring, and squeeze grip is contained in the end of operating handle, multiple Position spring is contained in therebetween；Operating handle is connected with scissors mechanism by clamping rope.

Described scissors mechanism, it passes through to be welded and fixed with two clamping plate；In this scissors mechanism, its one end maintains static, and it is another Outer one end connects clamping rope.

Described clamping plate, its inwall is pasted with anti-skidding rubber grain.

Described travel multiplier device, it is made up of, wherein stationary rack, rolling bearing and driven tooth bar: stationary rack under Face, fixes with vehicle body；Driven tooth bar, above, is connected with scissors mechanism and clamping plate；Rolling bearing connects stationary rack by axle With driven tooth bar.

Described counterweight adjusting device, uses parallelogram sturcutre, is made up of balancing weight and piston rod；Wherein: parallel four limits The upper base of shape and bottom are connecting rod, and parallelogram dual-side is piston rod；Balancing weight is fixed under parallelogram Base, two midpoints of dual-side are fixed with railway carriage by two bearings respectively, are two fixing points, and parallel-crank mechanism can Rotate around the two fixing point, thus realize the movement of balancing weight.

Described arrangement for adjusting height, it is made up of pedal, steel wire rope, lift cylinder and chain；Wherein: pedal Being connected with lift cylinder and chain respectively by steel wire rope, lift cylinder is contained on vehicle frame, and this cylinder is equipped with piston.

This utility model compared with prior art has the advantages that

1. realize single laborsaving operation goods being captured, carrying, load and unload, it is to avoid the handling process of bending over of people's repeatability；

2. use parallelogram sturcutre to devise counterweight self-checking device, manpower can be saved in certain scope, reach province Power effect；

3. applicable line differential movement multiplication mechanism, increases crawl distance, improves work efficiency.

4. use sprocket wheel chain and lift cylinder to devise arrangement for adjusting height, it is possible to by the height of pedal regulation railway carriage.

Shopping online becomes the hobby of more and more people, and express delivery amount the most constantly increases, express delivery handling speed and the safety of express delivery Performance issue becomes the restraining factors of express delivery industry development, and technical solutions of the utility model can be accomplished by

1. handling speed is fast: use gear & rack structure to devise travel multiplier mechanisms so that people is right in less range of activity Goods captures, and crawl scope increases one times；By cargo storage in compartment, save the working time, improve work effect Rate.

2. security performance is good: achieve the operation loading and unloading express delivery with Machine Design dexterously, solves violence handling and causes The situation of loss of goods, improve the security performance of express delivery.

3. input cost is low: whole express delivery power-assisted loading/unloading truck only needs one man operation, can complete the full behaviour capturing, carrying, load and unload Make process, save manpower, reduce human resources and consume, it is adaptable to the handling of sorting station express delivery.

In a word, this utility model can be used for the handling of sorting station express delivery, meets the feature request of loading mechanization, and equipment volume Little, simple in construction, it is easy to operation also will win many market for these works.Alleviate the labor intensity of courier greatly, Improve Logistics Operation efficiency and service quality, reduce logistics cost, greatly facilitated the fast development of logistics.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the top view of Fig. 1.

Fig. 3 is the front view of Fig. 1.

Fig. 4 is the left view of Fig. 1.

Fig. 5 is clamp device structural representation.

Fig. 6 is operating handle structural scheme of mechanism.

Fig. 7 is scissors mechanism and fixation device schematic diagram.

Fig. 8 row is journey multiplying assembly structural representation.

Fig. 9 is travel multiplier device---pinion and rack schematic diagram.

Figure 10 is counterweight adjusting device structural representation extended state.

Figure 11 is counterweight adjusting device structural representation poised state.

Figure 12 is that arrangement for adjusting height structure pedal controls schematic diagram.

Figure 13 is arrangement for adjusting height cylinder chain figure.

Figure 14 is overall dimensions front view.

Figure 15 is overall dimensions top view.

Figure 16 is parallelogram dimensional drawing.

In figure: 1. clamp device；2. travel multiplier device；3. counterweight adjusting device；4. arrangement for adjusting height；5. operating handle； 6. clamping rope；7. scissors mechanism；8. clamping plate；9. stationary rack；10. rolling bearing；11. driven tooth bars；12. balancing weights； 13. piston rods；14. pedals；15. steel wire ropes；16. lift cylinders；17. chains.

Detailed description of the invention

The utility model discloses a kind of by Machine Design, with dolly as carrier, design is light and handy convenient, mainly realizes goods Crawl, carrying, the express delivery power-assisted loading/unloading truck of Multi Loading and Unloading Functions.Copy bicycle brake device design gripping handle, use scissor machine Structure realizes the clamping of clamp device and unclamps；It is furnished with travel multiplier mechanisms on clamp device and realizes remote transport, increase crawl Scope；Separately there is four-bar mechanism to drive counterweight movement to become big to the rear moment of stretching out adapting to clamp device, exist according to principle of moment balance Realize under counter-weight assist being lifted by goods effortlessly.Slidingtype compartment can store the handling of goods, the most beneficially goods, saves Manpower.

Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but is not limited to this utility model.

The express delivery power-assisted loading/unloading truck that this utility model provides, its structure as shown in Figures 1 to 12, by clamp device 1, stroke times It is installed in addition with and puts 2, counterweight adjusting device 3 and arrangement for adjusting height 4 and form.Wherein: travel multiplier device 2 is by pinion and rack Realize, be connected with clamp device 1；Counterweight adjusting device 3 is positioned at the lower section of clamp device 1, when carrying out gripping cargo operation Time, counterweight adjusting device 3 realizing counterweight regulation, arrangement for adjusting height 4 is then connected with vehicle frame and railway carriage, by cylinder chain Bar realizes the lifting of railway carriage.

Described clamp device 1, its structure is as it is shown in figure 5, by operating handle 5, clamping rope 6, scissors mechanism 7 and clamping plate 8 Composition, for realizing the gripping to goods.Wherein: operating handle 5 is connected to the one of scissors mechanism 7 by two clamping rope 6 End, the other end of scissors mechanism 7 is connected with clamping plate 8.Staff is by clutching operating handle 5 so that clamping rope 6 is strained, Thus drive scissors mechanism 7 to move, make clamping plate 8 clamp.

The structure of above-mentioned operating handle 5 is as shown in Figure 6: use the design being similar to bicycle brake, mainly by squeeze grip Forming with back-moving spring, squeeze grip is contained in the end of operating handle 5, and back-moving spring is contained in therebetween.Operating handle 5 leads to Cross clamping rope 6 to be connected with scissors mechanism 7, when squeeze grip is clutched, it is possible to drive the mobile tension of clamping rope 6, thus Drive scissors mechanism 7 and the motion of clamping plate 8.

Above-mentioned scissors mechanism 7 and the structure of clamping plate 8 be as shown in Figure 7: scissors mechanism and two clamping plate by being welded and fixed, its One end of middle scissors mechanism maintains static, and the other end of scissors mechanism connects clamping rope 6.The inwall of clamping plate is pasted with anti-skidding Rubber grain, can increase the grasp force to goods with increasing friction force.When operating handle 5 is clutched, clamping rope 6 drives and cuts Fork mechanism moves, so that clamping plate motion, it is achieved the gripping action to goods.

Described travel multiplier device 2, its structure as shown in Figure 8 and Figure 9, by stationary rack 9, rolling bearing 10 and driven Tooth bar 11 forms, for realizing gripping the multiplication of goods stroke so that the displacement of clamping plate 8 one end is staff displacement 2 times.Wherein: stationary rack 9 below, is fixed with vehicle body；Driven tooth bar 11 is above, with scissors mechanism 7 and clamping plate 8 Being connected, rolling bearing 10 connects stationary rack 9 and driven tooth bar 11 by axle.

Above-mentioned travel multiplier device 2, its operation principle is: rolling bearing 10 and stationary rack 9 contact point are both speed winks The heart, from geometrical relationship, operating handle 5 promotes rolling bearing 10 to move forward, and drives the scissor machine on driven tooth bar 11 Structure 7 and clamping plate 8 move forward the distance of twice, the effect of travel multiplier when reaching to grip goods.

Described counterweight adjusting device 3, as shown in Figure 10 and Figure 11, this device uses parallelogram sturcutre to its structure, by Balancing weight 12 and piston rod 13 form, and for realizing during gripping goods, adjust the position of counterweight, reach labour-saving Purpose.Wherein: the upper base of parallelogram and bottom are connecting rod, parallelogram dual-side is piston rod 13, counterweight Block 12 is fixed on the bottom of parallelogram, and two midpoints of dual-side are fixed with railway carriage by two bearings respectively, are two Fixing point, parallel-crank mechanism can rotate around the two fixing point, thus realize the movement of balancing weight 12.

Figure 10 with Figure 11 is two kinds of different situations, and Figure 10 is view during stretching, when Figure 11 is poised state Schematic diagram.As duty such as Figure 10, clamp device grips forward goods, and balancing weight 12 is moved rearwards by, and plays trimming moment Effect；As duty such as Figure 11, clamp device is in retracted state, and balancing weight 12 is in an intermediate position.Additionally: Balancing weight 12 reaches labour-saving effect only in certain scope, and operator can be divided by the weight of the often goods of carrying For selecting suitable balance weight.

Described arrangement for adjusting height 4, its structure as shown in Figure 12 and Figure 13, by pedal 14, steel wire rope 15, lifting air Cylinder 16 and chain 17 form, and for regulating the height of railway carriage, facilitate the handling of goods.Wherein: pedal 14 passes through steel Cord 15 is connected with cylinder and chain 17 respectively, and cylinder is contained on vehicle frame, and this cylinder is equipped with piston.

Above-mentioned arrangement for adjusting height 4, its operation principle is: by stepping on pedal 14, power reaches steel wire rope 15 end, draws The dynamic adjusting rod with cylinders, makes the switch bolt with cylinders open, and piston top and bottom high pressure nitrogen communicates, pressure Equal.But because piston upper end effective active area is more than lower end, active force be multiplied by active area equal to pressure, therefore piston upper end Active force is more than lower end, and cylinder rises thus realizes the regulation of railway carriage height to adapt to goods entrucking height.Cylinder upper end is equipped with tooth Wheel, the ascending motion of the cylinder i.e. ascending motion of gear, chain makes cylinder ascending motion steady, improves altitude mixture control dress The bearing capacity put.

This gives the significant dimensions of section components, specific as follows:

1. the overall dimensions design of express delivery power-assisted loading/unloading truck:

From angle and the operability of ergonomics, overall dimensions is designed by as follows, by investigation, finds existing The middle-size and small-size express delivery freight height having is mostly at 500 1000mm, therefore designs the pivot point of this express delivery power-assisted loading/unloading truck It is highly H=800mm, it is considered to overall laborsaving, taking express delivery power-assisted loading/unloading truck centre position is pivot point, away from handle end 1000mm, Single unit system height H1=1000mm, under this height, is adapted to most of middle-size and small-size lorry or minibus, the selection of its width Then select according to the income of people, general man's shoulder breadth 400 millimeter, it is contemplated that the width of material and adaptability reason, Then W=500mm；Distance and self structure that length is then transported goods according to express delivery power-assisted loading/unloading truck are designed, and take length L=1500mm；Thus obtain the overall dimensions of the express delivery power-assisted loading/unloading truck shown in table 1, Figure 13 and Figure 14.

2. four-bar mechanism (parallel-crank mechanism) size design:

Considering from Human Engineering angle, human arm is curled up and is stretched distance for about 500-700mm, sees Figure 15, so design four bar machines Structure, its length of side is 500mm, and the vertical dimension of upper and lower two bars to the point of rotation is respectively 300mm, 200mm, so leads to people Cross handle when promoting 600mm forward, show that 400mm is moved in counterweight position backward according to the likelihood ratio, and grip goods in zero load Promoting counterweight to move the 2/3 of the power that required power only overcomes counterweight to rise during thing, stress is less.

Above-mentioned size for reference only, can adjust according to practical situation.

The express delivery power-assisted loading/unloading truck that this utility model provides, realizes province quick to goods for express delivery sortation hubs ancillary staff The carrying of power and handling, its work process is: staff moves forward operating handle, by travel multiplier mechanisms, clamping plate end Two times of distances of staff can be moved, carry out large-scale goods crawl.During gripping, operator clutch operating handle, logical Cross steel wire rope and transfer force to scissors mechanism, drive clamping plate motion, by goods clamping.In this process, parallel by self adaptation Quadrangular mechanism drives counterweight to move, and reaches labour-saving effect.After goods fills railway carriage, staff promotes dolly arrival At car, step on pedal and make dolly railway carriage identical with boxcar height, goods is installed in boxcar, reach quickly to save The effect of power.

The overall dimensions of table 1 express delivery power-assisted loading/unloading truck

Claims (8)

1. an express delivery power-assisted loading/unloading truck, it is characterised in that adjusted by clamp device (1), travel multiplier device (2), counterweight Regulating device (3) and arrangement for adjusting height (4) composition；Described travel multiplier device (2) passes through pinion and rack and folder Fetching is put (1) and is connected；Counterweight adjusting device (3) is positioned at the lower section of clamp device (1)；Arrangement for adjusting height (4) with Vehicle frame is connected with railway carriage, is realized the lifting of railway carriage by cylinder chain.

Express delivery power-assisted loading/unloading truck the most according to claim 1, it is characterised in that described clamp device (1), its by Operating handle (5), clamping rope (6), scissors mechanism (7) and clamping plate (8) composition；Described operating handle (5) passes through Two clamping rope (6) are connected to one end of scissors mechanism (7), and the other end of scissors mechanism (7) is connected with clamping plate (8).

Express delivery power-assisted loading/unloading truck the most according to claim 2, it is characterised in that described operating handle (5), mainly Being made up of squeeze grip and back-moving spring, squeeze grip is contained in the end of operating handle (5), and back-moving spring is contained in the two it Between；Operating handle (5) is connected with scissors mechanism (7) by clamping rope (6).

Express delivery power-assisted loading/unloading truck the most according to claim 2, it is characterised in that described scissors mechanism (7), its with Two clamping plate are by being welded and fixed；Described scissors mechanism, its one end maintains static, and its other end connects clamping rope (6).

Express delivery power-assisted loading/unloading truck the most according to claim 4, it is characterised in that described clamping plate, its inwall is pasted with Anti-skidding rubber grain.

Express delivery power-assisted loading/unloading truck the most according to claim 1, it is characterised in that described travel multiplier device (2), It is made up of stationary rack (9), rolling bearing (10) and driven tooth bar (11), and wherein stationary rack (9) is below, Fix with vehicle body；Driven tooth bar (11), above, is connected with scissors mechanism (7) and clamping plate (8)；Rolling bearing (10) Stationary rack (9) and driven tooth bar (11) is connected by axle.

Express delivery power-assisted loading/unloading truck the most according to claim 1, it is characterised in that described counterweight adjusting device (3), Use parallelogram sturcutre, be made up of balancing weight (12) and piston rod (13)；Wherein the upper base of parallelogram and Bottom is connecting rod, and parallelogram dual-side is piston rod (13)；Balancing weight (12) is fixed on parallelogram Bottom, two midpoints of dual-side are fixed with railway carriage by two bearings respectively, are two fixing points, parallelogram machine Structure can rotate around the two fixing point, thus realizes the movement of balancing weight (12).

Express delivery power-assisted loading/unloading truck the most according to claim 1, it is characterised in that described arrangement for adjusting height (4), It is made up of pedal (14), steel wire rope (15), lift cylinder (16) and chain (17)；Wherein pedal (14) Being connected with lift cylinder (16) and chain (17) respectively by steel wire rope (15), lift cylinder is contained on vehicle frame, This cylinder is equipped with piston.