CN109334745A - It loads and unloads trolley and loads and unloads the design method of trolley - Google Patents
It loads and unloads trolley and loads and unloads the design method of trolley Download PDFInfo
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- CN109334745A CN109334745A CN201811261444.5A CN201811261444A CN109334745A CN 109334745 A CN109334745 A CN 109334745A CN 201811261444 A CN201811261444 A CN 201811261444A CN 109334745 A CN109334745 A CN 109334745A
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- 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
- B62B3/04—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving means for grappling or securing in place objects to be carried; Loading or unloading equipment
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Abstract
The present invention provides the design methods of a kind of handling trolley and handling trolley, wherein handling trolley, for loading and unloading packaging cage, comprising: car body；First wheel is connect with the bottom of car body；Second wheel is connect with the side of car body；Wherein, loading and unloading trolley has design gravity G, and the outer peripheral surface of the first wheel and the second wheel with the concentric circles inscribe centered on design gravity G, is loaded and unloaded trolley and overturn under the effect of external force using the first wheel as fulcrum, second wheel lands, to reduce car body in the height of vertical direction.The present invention solves the problems, such as that packaging cage in the prior art can not enter luggage truck by car door after height increases.
Description
Technical field
The present invention relates to cargo transport technical fields, in particular to the design of a kind of handling trolley and handling trolley
Method.
Background technique
In freight express transportation technical field, mainly based on loading in bulk, cause artificial shipping and delivery cost high, the efficiency of loading and unloading is low,
The disadvantages of being unfavorable for cargo control, transports bulk goods using packaging cage, can promote cargo transportation efficiency, and cargo pipe is convenient for
Control is conducive to the degree of automation for promoting cargo handling.
In the prior art, when being transported using railway freight-car to packaging cage, the car door height of railway freight-car is lower than railway
The internal height of lorry, by taking 25T type luggage truck as an example, the car door height of 25T type luggage truck is 1945mm, 25T type luggage truck
Internal height is 2900mm, in order to guarantee that packaging cage can successfully be entered by car door, the height of packaging cage in the prior art
Lead to the charging ratio of 25T type luggage truck in this way, the inside of 25T type luggage truck has very big idle space no more than 1900mm
It is lower.
In order to solve the problems, such as that loading goods train rate is low, when combining highway railway combined transport, the height of van loading space,
The height of packaging cage is increased into 2300mm by 1900mm, and increasing height packaging cage is that can not be entered by car door when upright
, how to realize that the packaging cage that height is 2300mm passes in and out the problem of car door becomes urgent need to resolve.
Summary of the invention
The main purpose of the present invention is to provide the design methods of a kind of handling trolley and handling trolley, to solve existing skill
The problem of packaging cage in art can not enter luggage truck by car door after height increases.
To achieve the goals above, the present invention provides a kind of handling trolleies loads and unloads trolley packet for loading and unloading packaging cage
It includes: car body；First wheel is connect with the bottom of car body；Second wheel is connect with the side of car body；Wherein, handling trolley has
The outer peripheral surface of design gravity G, the first wheel and the second wheel with the concentric circles inscribe centered on design gravity G, loads and unloads small
Vehicle is overturn using the first wheel as fulcrum under the effect of external force, and the second wheel lands, to reduce car body in vertical direction
Highly.
Further, design gravity G is calculated according to the weight of cargo in handling trolley, packaging cage and packaging cage.
Further, between the center of rotation of the second wheel and the reverse extending line and vertical direction of design gravity G line
Angle α be more than or equal to 30 ° and be less than or equal to 130 °.
Further, handling trolley further includes at least one third wheel, and the side of third wheel and car body connects, and the
The outer peripheral surface and concentric circles inscribe of three wheels and between the first wheel and the second wheel.
Further, handling trolley further includes support frame, the side connection of support frame and car body, and the separate vehicle of support frame
The surface of body is the arc surface being overlapped with concentric circles.
Further, load and unload trolley further include: the 4th wheel, the 4th wheel be movably disposed at the bottom of car body and with
The setting of first wheel interval, the 4th wheel have the first stop place and the second stop place along the direction far from car body；When
When four wheels are located at the first stop place, the distance between the surface of the separate car body of the 4th wheel and car body are equal to the first wheel
Separate car body surface and the distance between car body；When the 4th wheel is located at the second stop place, the 4th wheel it is separate
The distance between the surface of car body and car body are greater than the distance between surface and car body of the separate car body of the first wheel.
Further, handling trolley includes first connecting rod, second connecting rod, rail structure, third connecting rod, fourth link and cunning
Block, the first end of first connecting rod and the bottom of car body are hinged, and the second end of first connecting rod and the first end of second connecting rod are hinged, the
The 4th wheel is provided at the link position of one connecting rod and second connecting rod, the bottom of car body, third connecting rod is arranged in rail structure
Across rail structure, the first end of third connecting rod and the second end of second connecting rod are hinged；Wherein, the first end of fourth link and the
The second end of three-link is hinged, and sliding block is rotatably arranged on the side of car body, and is slidably connected with fourth link, and the 4th connects
The second end of bar forms pressing operation end；Or the second end of sliding block and third connecting rod is hinged, the first end and sliding block of fourth link
It is slidably connected, the middle part of fourth link and the side of car body are pivotably connected, and the second end of fourth link forms pressing operation
End.
Further, car body includes: spaced two fork plates；Connecting plate, for connecting two fork plates；Two supports
Pipe, two support tubes connect one to one with two fork plates, and the first end connection of support tube and fork plate, support tube includes straight pipe
And bending section, the first end of straight pipe are connect with fork plate, the second end of straight pipe is connect with bending section, and bending section is towards fork plate
Second end extends；Position-limiting tube, position-limiting tube are connect with two support tubes, and position-limiting tube includes linkage section and the limit positioned at linkage section both ends
Position section, linkage section are connect with two support tubes, and the second end of limit section towards fork plate extends；Support tube, position-limiting tube and fork plate are enclosed
At the accommodation space for accommodating packaging cage.
Further, fork plate has hollow installation space, and the lower surface of fork plate is also provided with to be connected with installation space
Evacuation opening, rail structure includes: axle sleeve, and axle sleeve, which is fixedly connected and is located at fork plate, avoids opening；Oil-free bushing, it is oil-free
Bushing is mounted in axle sleeve；Baffle, baffle are mounted on the other end of axle sleeve；The first end of first connecting rod pivotly connects with fork plate
Evacuation opening is connect and is located at, third connecting rod includes backstop section and glissile segment, and backstop section and axle sleeve counter stopper, glissile segment is in nothing
Sliding in oily bushing.
Further, handling trolley further includes force-increasing mechanism, and force-increasing mechanism includes: the first reinforcement connecting rod, and the first reinforcement connects
The bottom of bar and car body is pivotably connected；The bottom of second reinforcement connecting rod, the second reinforcement connecting rod and car body is pivotably connected；
Third reinforcement connecting rod, the both ends of third reinforcement connecting rod are pivotably connected with the first reinforcement connecting rod and the second reinforcement connecting rod respectively；
The junction of reinforcement wheel, the first reinforcement connecting rod and third reinforcement connecting rod is provided with a reinforcement wheel, the second reinforcement connecting rod and
The junction of third reinforcement connecting rod is provided with a reinforcement wheel；4th reinforcement connecting rod, the 4th reinforcement connecting rod and the second reinforcement connect
Bar is fixedly connected, and the 4th reinforcement connecting rod forms pressing operation end.
According to another aspect of the present invention, a kind of design method for loading and unloading trolley is provided, handling trolley is for loading and unloading collection
Cage is filled, includes the following steps: to determine design gravity G according to the weight of cargo and handling trolley in packaging cage, packaging cage；According to
The position of the universal wheel of design gravity G, the size of packaging cage and packaging cage determines the position of the first wheel；It is with design gravity G
Concentric circles is made in the center of circle, and the outer peripheral surface and concentric circles of the first wheel are tangent；Determine the position of the second wheel, the outer peripheral surface of the second wheel
It is tangent with concentric circles.
It applies the technical scheme of the present invention, devises a kind of handling trolley, for being transported into or transporting 25T luggage for packaging cage
Vehicle, handling trolley provided by the present application can be overturn manually, and handling trolley drives the synchronous overturning of packaging cage, can reduce handling
Trolley and packaging cage vertical direction height, so that the whole height for loading and unloading trolley and packaging cage be made to be lower than the car door of luggage truck
Highly, and then successfully packaging cage is transported to 25T luggage truck.Specifically, when trolley is loaded and unloaded in design, according to packaging
The weight of cage, the cargo in packaging cage and handling trolley determines design gravity G, according to the size sum aggregate of design gravity G, packaging cage
The universal wheel for filling cage, determines the position of the first wheel, is that concentric circles is made in the center of circle using design gravity G, the outer peripheral surface of the first wheel and
Concentric circles is tangent；Determine the position of the second wheel, the outer peripheral surface and concentric circles of the second wheel are tangent, in this way, in handling trolley band
During the synchronous overturning of dynamic packaging cage, the gravity direction g that can guarantee to load and unload trolley and packaging cage is located at the first wheel and the
Between two wheels, to guarantee to load and unload the stationarity that trolley is overturn.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the handling trolley of embodiment according to the present invention one；
Fig. 2 shows the enlarged diagrams shown in Fig. 1 at A；
Fig. 3 shows the top view of the handling trolley of Fig. 1；
Fig. 4 shows structural schematic diagram when packaging cage and upright handling trolley；
Fig. 5 shows the structural schematic diagram of the position of the packaging cage and handling trolley of Fig. 4 in switching process；
Fig. 6 shows the structural schematic diagram of another position of the packaging cage and handling trolley of Fig. 4 in switching process；
Fig. 7 shows structural schematic diagram when packaging cage and the handling trolley completion overturning of Fig. 4；
Fig. 8 shows the 4th wheel, first connecting rod, second connecting rod, the rail structure, third connecting rod of the handling trolley of Fig. 1
With the working principle diagram of fourth link；
Fig. 9 shows the 4th wheel, first connecting rod, second connecting rod, the rail structure, third of the handling trolley of embodiment two
The working principle diagram of connecting rod and fourth link；
Figure 10 shows the structural schematic diagram of the handling trolley of embodiment three；
Figure 11 shows the structural schematic diagram of the handling trolley of example IV.
Wherein, the above drawings include the following reference numerals:
1, packaging cage；2, packaging cage ontology；3, universal wheel；10, car body；11, fork plate；111, evacuation opening；12, it connects
Plate；13, support tube；131, straight pipe；132, bending section；14, position-limiting tube；141, linkage section；142, section is limited；15, stiffening plate；
16, supporting plate；20, the first wheel；30, the second wheel；40, third wheel；50, support frame；60, the 4th wheel；71, first connects
Bar；72, second connecting rod；73, rail structure；731, axle sleeve；732, oil-free bushing；733, baffle；74, third connecting rod；741, only
Keep off section；742, glissile segment；75, fourth link；76, sliding block；80, reset spring；91, the first reinforcement connecting rod；92, the second reinforcement connects
Bar；93, third reinforcement connecting rod；94, reinforcement wheel；95, the 4th reinforcement connecting rod；100, support wheel；110, installing pipe.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.It is right below
The description only actually of at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or use
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, shall fall within the protection scope of the present invention.
In order to solve the problems, such as that packaging cage in the prior art can not enter luggage truck, this hair by car door after height increases
It is bright to provide the design method of a kind of handling trolley and handling trolley.
According to the one aspect of the application, a kind of handling trolley is provided, and provides four embodiments, below to four
Embodiment is described in detail:
Embodiment one
As shown in Figures 1 to 8, trolley is loaded and unloaded, for loading and unloading packaging cage 1, handling trolley includes car body 10, the first wheel 20
With the second wheel 30, the first wheel 20 is connect with the bottom of car body 10, and the second wheel 30 is connect with the side of car body 10；Wherein,
Loading and unloading trolley has a design gravity G, the outer peripheral surface of the first wheel 20 and the second wheel 30 with it is same centered on design gravity G
The heart justifies inscribe, and handling trolley is under the effect of external force that fulcrum is overturn with the first wheel 20, and the second wheel 30 lands, with drop
Height of the low car body 10 in vertical direction.
In this application, a kind of handling trolley is devised, for being transported into or transporting 25T luggage truck, the application for packaging cage
The handling trolley of offer can be overturn manually, and handling trolley drives the synchronous overturning of packaging cage, can reduce handling trolley sum aggregate
Cage is filled in the height of vertical direction, thus make car door height of the whole height of handling trolley and packaging cage lower than luggage truck, into
And successfully packaging cage is transported to 25T luggage truck.It wherein, is that fulcrum is overturn with the first wheel 20 when handling trolley,
Until after the second wheel 30 lands, load and unload the gravity direction g of trolley and packaging cage 1 the first wheel 20 and the second wheel 30 it
Between, to guarantee to load and unload the stationarity that trolley is overturn.
Turnover handling trolley provided by the invention is, it can be achieved that overturning to packaging cage 1, so that the height of packaging cage 1
It is high lower than the door of car door, the final charge and discharge operations for realizing packaging cage 1.Optionally, handling trolley provided by the present application is suitable for 25T
The handling of type luggage truck, the quick box car of stopping sliding door of 160Km/h or other type box car packaging cages, it can also be used to packaging cage 1
Storage or automobile etc. handling.Handling trolley provided by the present application can also be used for other products in addition to packaging cage 1
Handling.Handling trolley provided by the present application is used cooperatively with the packaging cage 1 after increasing, and can increase cargo carrying capacity, realizes Duola's goods,
Reduce the operation cost of cargo transport.
Wherein, design gravity G is calculated according to the weight of cargo in handling trolley, packaging cage 1 and packaging cage 1.
Optionally, between the center of rotation of the second wheel 30 and the reverse extending line and vertical direction of design gravity G line
Angle α be more than or equal to 30 ° and be less than or equal to 130 °.
Optionally, handling trolley further includes at least one third wheel 40, and third wheel 40 is connect with the side of car body 10,
And the outer peripheral surface and concentric circles inscribe of third wheel 40 and between the first wheel 20 and the second wheel 30.According to practical need
It wants, the size and number of third wheel 40 is set, in the switching process of handling trolley, each third wheel 40 successively lands, collection
Dress cage and handling trolley are gradually decreased in the height of vertical direction, until the second wheel 30 lands, packaging cage and handling trolley exist
The height of vertical direction is lower than the upper limit of car door.After the quantity for increasing third wheel 40, it is possible to reduce when handling trolley overturning
The arm of force, it is more steady when overturning, impact is smaller thus the tilting force needed for reducing.
In example 1, the weight and economic cost of handling trolley have been comprehensively considered, handling trolley includes three pairs of thirds
Wheel 40, and according to actual needs, the size of three pairs of third wheels 40 is different.As shown in Figures 5 to 7, three pairs of third vehicles
Wheel 40 successively lands, and finally the third wheel 40 adjacent with the second wheel 30 and the second wheel 30 land jointly, pass through third vehicle
Wheel 40 and the second wheel 30 push handling moving of car, and the packaging cage 1 on handling trolley is driven to move, and packaging cage 1 can be from
By passing in and out 25T type luggage truck, and then complete the handling of cargo.
As shown in figure 4, packaging cage 1 includes packaging cage ontology 2 and the universal wheel 3 being arranged in below packaging cage ontology 2, work as collection
When filling cage 1 and being located on the car body 10 of handling trolley, the distance between the surface of the separate car body 10 of universal wheel 3 and car body 10 are equal to
The distance between the surface of the separate car body 10 of first wheel 20 and car body 10.In this way, pushing directly on handling trolley, make packaging cage
Ontology 2 is located on the car body 10 of handling trolley.
As depicted in figs. 1 and 2, handling trolley further includes the 4th wheel 60, and the 4th wheel 60 is movably disposed at car body
10 bottom simultaneously with the first wheel 20 be spaced be arranged, the 4th wheel 60 along far from car body 10 direction have the first stop place and
Second stop place；When the 4th wheel 60 is located at the first stop place, the surface of the separate car body 10 of the 4th wheel 60 and vehicle
The distance between body 10 is equal to the distance between surface and car body 10 of the separate car body 10 of the first wheel 20；When the 4th wheel 60
When positioned at the second stop place, the distance between the surface of the separate car body 10 of the 4th wheel 60 and car body 10 are greater than the first wheel
The distance between the surface of 20 separate car body 10 and car body 10.In this way, handling trolley is in upright state, the 4th vehicle when initial
When wheel 60 is located at the first stop place, the first wheel 20 and the 4th wheel 60 land, and make the 4th wheel 60 by the first stop place
The second stop place is moved to, realizes the pre- overturning of handling trolley.
As shown in fig. 1, fig. 2 and fig. 8, handling trolley includes first connecting rod 71, second connecting rod 72, rail structure 73, third
Connecting rod 74, fourth link 75 and sliding block 76, the first end of first connecting rod 71 and the bottom of car body 10 are hinged, and the of first connecting rod 71
Two ends and the first end of second connecting rod 72 are hinged, and the 4th wheel is provided at the link position of first connecting rod 71 and second connecting rod 72
60, rail structure 73 is arranged in the bottom of car body 10, and third connecting rod 74 passes through rail structure 73, the first end of third connecting rod 74 with
The second end of second connecting rod 72 is hinged, and the first end of fourth link 75 and the second end of third connecting rod 74 are hinged, and sliding block 76 can turn
It is arranged on the side of car body 10 dynamicly, and is slidably connected with fourth link 75, the second end of fourth link 75 forms pressing behaviour
Make end.In this way, the 4th wheel 60 can be made to move downward by pressing operation end, when being overturn to upright handling trolley,
Packaging cage is set to tilt certain angle in advance, to overturn to packaging cage 1 more laborsavingly；Will load and unload trolley overturn to
When upright state, the 4th wheel 60 first lands prior to the universal wheel 3 of packaging cage 1, to protect the universal wheel 3 of packaging cage 1, reduces
The impact that packaging cage 1 is subject to.
As shown in Figure 1 to Figure 3, car body 10 includes 12, two spaced two fork plates 11, connecting plate 13 and of support tube
Position-limiting tube 14, connecting plate 12 are used to carry the weight of packaging cage 1 for connecting two fork plates 11, connecting plate 12, it may have certain
Structural strengthening effect, two support tubes 13 connect one to one with two fork plates 11, the first end of support tube 13 and fork plate 11
Connection, support tube 13 include straight pipe 131 and bending section 132, and the first end of straight pipe 131 is connect with fork plate 11, straight pipe 131
Second end connect with bending section 132, the second end of bending section 132 towards fork plate 11 extends, position-limiting tube 14 and two support tubes
13 connections, position-limiting tube 14 include linkage section 141 and the limit section 142 positioned at 141 both ends of linkage section, linkage section 141 and two branch
Stay tube 13 connects, and the second end of limit section 142 towards fork plate 11 extends；Support tube 13, position-limiting tube 14 and fork plate 11 are surrounded and are used for
Accommodate the accommodation space of packaging cage 1.In this way, pushing handling trolley, two fork plates 11 are inserted into the lower section of packaging cage ontology 2,
And it is located at packaging cage ontology 2 in accommodation space, fork plate 11 plays the role of undertaking 1 weight of packaging cage, utilizes 13 He of support tube
Position-limiting tube 14 limits packaging cage 1, to realize packaging cage 1 by pushing handling trolley that packaging cage is pushed to move
Handling.
As shown in Fig. 2, fork plate 11 has hollow installation space, the lower surface of fork plate 11 is also provided with and installation space phase
The evacuation opening 111 of connection, rail structure 73 includes axle sleeve 731, oil-free bushing 732 and baffle 733, axle sleeve 731 and fork plate 11
It is fixedly connected and is located at evacuation opening 111, oil-free bushing 732 is mounted in axle sleeve 731, and baffle 733 is mounted on axle sleeve 731
The other end, the first end and fork plate 11 of first connecting rod 71 are pivotably connected and are located at evacuation opening 111, and third connecting rod 74 wraps
Backstop section 741 and glissile segment 742, backstop section 741 and 731 counter stopper of axle sleeve are included, glissile segment 742 is sliding in oil-free bushing 732
It is dynamic.In this way, the 4th wheel 60 is located at the first stop place when the backstop section 741 of third connecting rod 74 and 731 counter stopper of axle sleeve
Set, press fourth link 75, fourth link 75 rotation simultaneously with movable slider 76 relative to car body 10 rotate, fourth link 75 relative to
Sliding block 76 slides, and fourth link 75 is driven to move downward, and fourth link 75 is slided in rail structure 73, and second connecting rod 72 is opposite
It is rotated in fourth link 75, first connecting rod 71 is rotated relative to fork plate 11, the junction of first connecting rod 71 and second connecting rod 72
4th wheel 60 moves downward.
In example 1, the first end with fork plate 11 of first connecting rod 71 is pivotably connected by joint pin, and composition turns
Dynamic pair；The second end of first connecting rod 71 and the 4th wheel 60, second connecting rod 72 are pivotably connected by joint pin, form rotation
It is secondary；Backstop section 741 forms hinge seat, and second connecting rod 72 and hinge seat are pivotably connected by joint pin, forms revolute pair；Axis
Set 731, oil-free bushing 732 and baffle 733 form prismatic pair.Optionally, car body 10 further includes multiple joint steel pipes, joint steel pipe
It is connect with 11, two support tubes 13 of fork plate or position-limiting tube 14, collectively constitutes the car body of handling trolley, each wheel passes through joint steel pipe
It being connect with 11, two support tubes 13 of fork plate or position-limiting tube 14, each wheel is connect by pin shaft with joint steel pipe, revolute pair is formed,
The unlimited structure with illustrated embodiment of car body 10 of handling trolley provided by the present application, can flexible setting car body 10 structure, this
The designing points of application are the position of each wheel.
As shown in Figure 1, handling trolley further includes stiffening plate 15 and supporting plate 16, stiffening plate 15 and fork plate 11 and/or it connect steel
Pipe is fixedly connected, and plays booster action；Supporting plate 16 is fixedly connected with joint steel pipe, and the first wheel 20 passes through pin shaft and 16 groups of supporting plate
At revolute pair；By hinge seat and hinge pin connection between third connecting rod 74 and fourth link 75, revolute pair is formed.
As shown in Figure 1, joint steel pipe includes installing pipe 110, third wheel 40 is connected by installing pipe 110 and support tube 13
It connects, sliding block 76 is pivotally disposed on support tube 13, and optionally, sliding block 76 has pilot hole, and fourth link 75, which is threaded through, to be led
Into hole, prismatic pair is formed.
Optionally, handling trolley further includes reinforcing rib, is connected between support tube 13 and position-limiting tube 14, guarantees support tube 13
Being stably connected between position-limiting tube 14.
Optionally, handling trolley further includes protection pipe, is set in limit section 142, plays a protective role.
As shown in figures 1 and 3, handling trolley further includes reset spring 80, and one end of reset spring 80 is connect with car body 10,
The other end of reset spring 80 is connect with fourth link 75.In this way, in the case where no longer applying external force to fourth link 75, the 4th
Connecting rod 75 restores under the action of reset spring 80 to original position, correspondingly, the 4th wheel 60 by the second stop place restore to
First stop place.
Embodiment two
Embodiment two and the difference of embodiment one are that the setting position of sliding block 76 is different, specifically, as shown in figure 9,
Handling trolley includes first connecting rod 71, second connecting rod 72, rail structure 73, third connecting rod 74, fourth link 75 and sliding block 76, the
The first end of one connecting rod 71 and the bottom of car body 10 are pivotably connected, and the of the second end of first connecting rod 71 and second connecting rod 72
One end is hinged, and the 4th wheel 60 is provided at the link position of first connecting rod 71 and second connecting rod 72, and the setting of rail structure 73 exists
The bottom of car body 10, third connecting rod 74 pass through rail structure 73, the first end of third connecting rod 74 and the second end of second connecting rod 72
Hingedly, sliding block 76 and the second end of third connecting rod are hinged, and first end and the sliding block 76 of fourth link 75 are slidably connected, fourth link
75 middle part and the side of car body 10 are pivotably connected, and the second end of fourth link 75 forms pressing operation end.
Embodiment two is the same as example 1, and by pressing fourth link 75, makes the 4th wheel 60 by the first stop place
It sets and moves to the second stop place.Specifically, the second end of fourth link 75 is pressed, fourth link 75 is relative to 10 turns of car body
Dynamic, sliding block 76 is moved downward with fourth link 75, and sliding block 76 drives third connecting rod 74 to slide to the left in rail structure 73, and second
Connecting rod 72 is rotated relative to third connecting rod 74, and first connecting rod 71 is rotated relative to fork plate 11, first connecting rod 71 and second connecting rod 72
4th wheel 60 of junction moves downward.In this way, making packaging cage 1 incline in advance when overturning to upright handling trolley
Tiltedly certain angle, to be overturn to packaging cage 1 more laborsavingly；When that will load and unload trolley and overturn to upright state,
Four wheels 60 first land prior to the universal wheel 3 of packaging cage 1, to protect the universal wheel 3 of packaging cage 1, reduce what packaging cage 1 was subject to
Impact.
Embodiment three
Embodiment three and the difference of embodiment one be, the wheel of the arc surface of the support frame 50 of use instead of embodiment one
Formula structure, this structure is relatively easy, and switching process is more steady.
As shown in Figure 10, handling trolley includes support frame 50, and support frame 50 is connect with the side of car body 10, and support frame 50
The surface of separate car body 10 be the arc surface being overlapped with concentric circles.Part third wheel 40, handling are replaced using support frame 50
Trolley further includes a third wheel 40, in this way, being that fulcrum is turned over the first wheel 20 in the switching process of handling trolley
Turn, the arc surface of support frame 50 lands, and continues overturning handling trolley, and third wheel 40 and the second wheel 30 land, and passes through third
Wheel 40 and the second wheel 30 push handling moving of car, to push the packaging cage 1 being located on handling trolley.
Correspondingly, identical as the size of the second wheel 30 and the size of third wheel 40 adjacent thereto.
Example IV
As shown in figure 11, handling trolley further includes force-increasing mechanism, and force-increasing mechanism includes the first reinforcement connecting rod 91, the second reinforcement
Connecting rod 92, third reinforcement connecting rod 93, reinforcement wheel 94, the 4th reinforcement connecting rod 95 and support wheel 100, the first reinforcement connecting rod 91 and vehicle
The bottom of body 10 is pivotably connected, and the bottom of the second reinforcement connecting rod 92 and car body 10 is pivotably connected, third reinforcement connecting rod
93 both ends are pivotably connected with the first reinforcement connecting rod 91 and the second reinforcement connecting rod 92 respectively, the first reinforcement connecting rod 91 and third
The junction of reinforcement connecting rod 93 is provided with a reinforcement wheel 94, the junction of the second reinforcement connecting rod 92 and third reinforcement connecting rod 93
It is provided with a reinforcement wheel 94, the 4th reinforcement connecting rod 95 is fixedly connected with the second reinforcement connecting rod 92,95 shape of the 4th reinforcement connecting rod
At pressing operation end, support wheel 100 is connect with the bottom of car body 10.In this way, when reinforcement wheel 94 is located at initial position, reinforcement
Height is identical in the vertical direction with the first wheel 20 for wheel 94, i.e. two reinforcement wheels 94, the first wheel 20 and support wheel 100
It lands jointly, presses the 4th reinforcement connecting rod 95, reinforcement wheel 94 can be made downward by initial position and move downward, reinforcement wheel 94
Between design gravity G in the horizontal direction at a distance from reduce, thus when trolley is loaded and unloaded in overturning, with close to the first wheel 20
Reinforcement wheel 94 is that fulcrum is overturn, and overturns the arm of force by L1 and foreshortens to L2, can be turned over more laborsavingly to handling trolley
Turn, the overturning of the packaging cage 1 of heavier-weight may be implemented.
Optionally, this application involves the first wheel 20, the second wheel 30, third wheel 40, support frame 50, the 4th wheel
60 and support wheel 100 in pairs use.
According to another aspect of the present invention, a kind of design method for loading and unloading trolley is provided, handling trolley is for loading and unloading collection
Cage 1 is filled, includes the following steps: to determine design gravity G according to the weight of cargo and handling trolley in packaging cage 1, packaging cage 1；
According to the position of the universal wheel 3 of design gravity G, the size of packaging cage 1 and packaging cage 1, the numerical value of L is calculated, determines the first vehicle
The position of wheel 20, wherein be more biased under the premise of being located at 3 right side of universal wheel of packaging cage 1 horizontal position of the first wheel 20
The left side overturning arm of force is smaller, and the position of the first wheel 20 is determined under the premise of not interfering with universal wheel 3；It is with design gravity G
Concentric circles is made in the center of circle, and the outer peripheral surface and concentric circles of the first wheel 20 are tangent；Determine the position of the second wheel 30, the second wheel 30
Outer peripheral surface is tangent with concentric circles.In this way, can guarantee gravity direction during handling trolley drives packaging cage is synchronous to overturn
G is between the first wheel 20 and the second wheel 30, to guarantee the stationarity of the switching process of handling trolley.
Further, after increasing at least one third wheel 40, the outer peripheral surface of each third wheel 40 is and to design weight
Heart G is the concentric circles inscribe in the center of circle, thus when any two wheel lands and is supported to handling trolley, it is ensured that gravity g
Direction be between two wheels always.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
In the description of the present invention, it is to be understood that, the noun of locality such as " front, rear, top, and bottom, left and right ", " it is laterally, vertical,
Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System, is merely for convenience of description of the present invention and simplification of the description, in the absence of explanation to the contrary, these nouns of locality do not indicate that
It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage
Solution is limiting the scope of the invention；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned (swing or being in other orientation) with other different modes, and
Respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of invention protection scope.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of handling trolley, which is characterized in that for loading and unloading packaging cage (1), the handling trolley includes:
Car body (10)；
First wheel (20) is connect with the bottom of the car body (10)；
Second wheel (30) is connect with the side of the car body (10)；
Wherein, the handling trolley has design gravity G, the outer peripheral surface of first wheel (20) and second wheel (30)
With the concentric circles inscribe centered on the design gravity G, the handling trolley is under the effect of external force with first vehicle
Wheel (20) is that fulcrum is overturn, and second wheel (30) lands, to reduce the car body (10) in the height of vertical direction.
2. handling trolley according to claim 1, which is characterized in that the design gravity G is according to the handling trolley, institute
The weight for stating packaging cage (1) and the packaging cage (1) interior cargo is calculated.
3. handling trolley according to claim 1, which is characterized in that the center of rotation of second wheel (30) and described
Angle α between the reverse extending line and vertical direction of design gravity G line is more than or equal to 30 ° and is less than or equal to 130 °.
4. handling trolley according to claim 1, which is characterized in that the handling trolley further includes at least one third vehicle
Take turns (40), the third wheel (40) connect with the side of the car body (10), and the outer peripheral surface of the third wheel (40) and
The concentric circles inscribe and between first wheel (20) and second wheel (30).
5. handling trolley according to any one of claim 1 to 4, which is characterized in that the handling trolley further includes branch
Support (50), support frame as described above (50) are connect with the side of the car body (10), and the separate vehicle of support frame as described above (50)
The surface of body (10) is the arc surface being overlapped with the concentric circles.
6. handling trolley according to claim 1, which is characterized in that the handling trolley further include:
4th wheel (60), the 4th wheel (60) are movably disposed at the bottom of the car body (10) and with described first
The setting of wheel (20) interval, the 4th wheel (60) have the first stop place and the along the direction far from the car body (10)
Two stop places；
When the 4th wheel (60) is located at first stop place, the separate car body of the 4th wheel (60)
(10) the distance between surface and the car body (10) are equal to the table far from the car body (10) of first wheel (20)
The distance between face and the car body (10)；
When the 4th wheel (60) is located at second stop place, the separate car body of the 4th wheel (60)
(10) the distance between surface and the car body (10) are greater than the table far from the car body (10) of first wheel (20)
The distance between face and the car body (10).
7. handling trolley according to claim 6, which is characterized in that the handling trolley includes first connecting rod (71),
Two connecting rods (72), rail structure (73), third connecting rod (74), fourth link (75) and sliding block (76), the first connecting rod (71)
First end and the car body (10) bottom it is hinged, the second end of the first connecting rod (71) and the second connecting rod (72)
First end is hinged, and the 4th wheel is provided at the link position of the first connecting rod (71) and the second connecting rod (72)
(60), in the bottom of the car body (10), the third connecting rod (74) passes through the sliding rail knot for rail structure (73) setting
Structure (73), the first end of the third connecting rod (74) and the second end of the second connecting rod (72) are hinged；
Wherein, the first end of the fourth link (75) and the second end of the third connecting rod (74) are hinged, the sliding block (76)
It is rotatably arranged on the side of the car body (10), and is slidably connected with the fourth link (75), the fourth link
(75) second end forms pressing operation end；Or
The sliding block (76) and the second end of the third connecting rod (74) are hinged, the first end of the fourth link (75) with it is described
Sliding block (76) is slidably connected, and the middle part of the fourth link (75) and the side of the car body (10) are pivotably connected, described
The second end of fourth link (75) forms pressing operation end.
8. handling trolley according to claim 7, which is characterized in that the car body (10) includes:
Spaced two fork plates (11)；
Connecting plate (12), for connecting two fork plates (11)；
Two support tubes (13), two support tubes (13) connect one to one with two fork plates (11), the support
Pipe (13) is connect with the first end of the fork plate (11), and the support tube (13) includes straight pipe (131) and bending section (132),
The first end of the straight pipe (131) is connect with the fork plate (11), the second end of the straight pipe (131) and the bending section
(132) it connects, the second end of the bending section (132) towards the fork plate (11) extends；
Position-limiting tube (14), the position-limiting tube (14) connect with two support tubes (13), and the position-limiting tube (14) includes connection
Section (141) and the limit section (142) for being located at the linkage section (141) both ends, the linkage section (141) and two support tubes
(13) it connects, the second end of limit section (142) towards the fork plate (11) extends；
The support tube (13), the position-limiting tube (14) and the fork plate (11) surround the appearance for accommodating the packaging cage (1)
Receive space.
9. handling trolley according to claim 8, which is characterized in that the fork plate (11) has hollow installation space,
The lower surface of the fork plate (11) is also provided with the evacuation opening (111) being connected with the installation space, the rail structure
(73) include:
Axle sleeve (731), the axle sleeve (731) are fixedly connected with the fork plate (11) and are located at evacuation opening (111)；
Oil-free bushing (732), the oil-free bushing (732) are mounted in the axle sleeve (731)；
Baffle (733), the baffle (733) are mounted on the other end of the axle sleeve (731)；
The first end of the first connecting rod (71) and the fork plate (11) are pivotably connected and are located at evacuation opening (111)
Place, the third connecting rod (74) include backstop section (741) and glissile segment (742), the backstop section (741) and the axle sleeve
(731) counter stopper, the glissile segment (742) sliding in the oil-free bushing (732).
10. handling trolley according to claim 1, which is characterized in that the handling trolley further includes force-increasing mechanism, described
Force-increasing mechanism includes:
First reinforcement connecting rod (91), the first reinforcement connecting rod (91) and the bottom of the car body (10) are pivotably connected；
Second reinforcement connecting rod (92), the second reinforcement connecting rod (92) and the bottom of the car body (10) are pivotably connected；
Third reinforcement connecting rod (93), the both ends of the third reinforcement connecting rod (93) respectively with the first reinforcement connecting rod (91) and institute
The second reinforcement connecting rod (92) is stated to be pivotably connected；
The junction of reinforcement wheel (94), the first reinforcement connecting rod (91) and third reinforcement connecting rod (93) is provided with described in one
The junction of reinforcement wheel (94), the second reinforcement connecting rod (92) and the third reinforcement connecting rod (93) is provided with described in one
Reinforcement wheel (94)；
4th reinforcement connecting rod (95), the 4th reinforcement connecting rod (95) is fixedly connected with the second reinforcement connecting rod (92), described
4th reinforcement connecting rod (95) forms pressing operation end.
11. a kind of design method for loading and unloading trolley, which is characterized in that the handling trolley is used to load and unload packaging cage (1), including such as
Lower step:
Design gravity G is determined according to the weight of cargo and the handling trolley in packaging cage (1), packaging cage (1)；
According to the position of the universal wheel (3) of the design gravity G, the size of the packaging cage (1) and the packaging cage (1), really
The position of fixed first wheel (20)；
Make concentric circles by the center of circle of the design gravity G, the outer peripheral surface and the concentric circles of first wheel (20) are tangent；
Determine the position of the second wheel (30), the outer peripheral surface and the concentric circles of second wheel (30) are tangent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811261444.5A CN109334745B (en) | 2018-10-26 | 2018-10-26 | Loading and unloading trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811261444.5A CN109334745B (en) | 2018-10-26 | 2018-10-26 | Loading and unloading trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109334745A true CN109334745A (en) | 2019-02-15 |
| CN109334745B CN109334745B (en) | 2021-04-02 |
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ID=65312212
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811261444.5A Active CN109334745B (en) | 2018-10-26 | 2018-10-26 | Loading and unloading trolley |
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| CN (1) | CN109334745B (en) |
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|---|---|---|---|---|
| US3363787A (en) * | 1965-06-15 | 1968-01-16 | Kearney Persn Services A T | Hand truck |
| CN85203424U (en) * | 1985-08-12 | 1986-09-10 | 王泽印 | Trolley with a sector board |
| CN103231734A (en) * | 2013-04-26 | 2013-08-07 | 湖南省电力公司永州道县电力局 | Trolley for loading and unloading |
| CN103350710A (en) * | 2013-06-19 | 2013-10-16 | 广东明阳风电产业集团有限公司 | Dual-purpose trolley device for pouring and transporting barreled resin and curing agents |
| CN103786759A (en) * | 2012-10-31 | 2014-05-14 | 株式会社捷太格特 | Stair climbing vehicle |
| CN108001493A (en) * | 2017-12-10 | 2018-05-08 | 魏敏生 | A kind of construction site rubble conveying arrangement |
-
2018
- 2018-10-26 CN CN201811261444.5A patent/CN109334745B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3363787A (en) * | 1965-06-15 | 1968-01-16 | Kearney Persn Services A T | Hand truck |
| CN85203424U (en) * | 1985-08-12 | 1986-09-10 | 王泽印 | Trolley with a sector board |
| CN103786759A (en) * | 2012-10-31 | 2014-05-14 | 株式会社捷太格特 | Stair climbing vehicle |
| CN103231734A (en) * | 2013-04-26 | 2013-08-07 | 湖南省电力公司永州道县电力局 | Trolley for loading and unloading |
| CN103350710A (en) * | 2013-06-19 | 2013-10-16 | 广东明阳风电产业集团有限公司 | Dual-purpose trolley device for pouring and transporting barreled resin and curing agents |
| CN108001493A (en) * | 2017-12-10 | 2018-05-08 | 魏敏生 | A kind of construction site rubble conveying arrangement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109334745B (en) | 2021-04-02 |
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