CN106476817B - A kind of semitrailer fixing device for railway transportation - Google Patents
A kind of semitrailer fixing device for railway transportation Download PDFInfo
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- CN106476817B CN106476817B CN201611075660.1A CN201611075660A CN106476817B CN 106476817 B CN106476817 B CN 106476817B CN 201611075660 A CN201611075660 A CN 201611075660A CN 106476817 B CN106476817 B CN 106476817B
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- clamp arm
- semitrailer
- fixing device
- railway transportation
- supporting rack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
- B61D3/16—Wagons or vans adapted for carrying special loads
- B61D3/18—Wagons or vans adapted for carrying special loads for vehicles
- B61D3/182—Wagons or vans adapted for carrying special loads for vehicles specially adapted for heavy vehicles, e.g. public work vehicles, trucks, trailers
- B61D3/184—Wagons or vans adapted for carrying special loads for vehicles specially adapted for heavy vehicles, e.g. public work vehicles, trucks, trailers the heavy vehicles being of the trailer or semi-trailer type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
- B61D3/16—Wagons or vans adapted for carrying special loads
- B61D3/18—Wagons or vans adapted for carrying special loads for vehicles
- B61D3/187—Details, e.g. bridges for floor connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D45/00—Means or devices for securing or supporting the cargo, including protection against shocks
- B61D45/001—Devices for fixing to walls or floors
- B61D45/004—Fixing semi-trailers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D45/00—Means or devices for securing or supporting the cargo, including protection against shocks
- B61D45/008—Shock absorbing devices
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- Transportation (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Connection Of Plates (AREA)
- Handcart (AREA)
Abstract
The present invention provides a kind of semitrailer fixing devices for railway transportation, belong to field of mechanical technique.It solves the problems, such as that existing semitrailer fixing device is troublesome in poeration, stability is poor.This is used for the semitrailer fixing device of railway transportation, including flatcar chassis, flatcar chassis is equipped with supporting rack, supporting rack is equipped with clamping piece, clamping piece includes two clamp arm being oppositely arranged, the lower end of two clamp arm all has the support portion extended to another clamp arm direction, the upper end of two clamp arm all has the compressed part extended to another clamp arm direction, clamp arm is slidably connected on supporting rack, two clamp arm can open when moving up, it can mutually be drawn close when moving down and compressed part is pressed on wheel, the locking member that clamp arm moves up can be limited by being wherein additionally provided between a clamp arm and supporting rack.This semitrailer fixing device can be realized after semitrailer lifting is fixed around and the limit of upper and lower directions, will not shift in transportational process, stability is good.
Description
Technical field
The invention belongs to field of mechanical technique, are related to a kind of semitrailer fixing device for railway transportation.
Background technology
Flatcar is mainly used for transporting steel, timber, automobile, the cargo that mechanical equipment is isometric or weight is larger, can also borrow
Container is helped to transport other cargos.In railway transportation, typically container is placed into and to be transported in flatcar.
Such as Chinese patent application (application number：201020622291.5) disclose a kind of Flat car special for railway container bottom
Frame, the chassis include the well formula concave bottom structure made of the weldering of the groups such as big needle beam and lock head device by curb girder；The curb girder by
The bending framed side wallboard to match with railway clearance, carries deformed steel and built-in bending lateral column group is welded, and pacifies on curb girder
Fill guide plate；The cross bearer is placed in the carrying of the container in device position, for the box made of bottom plate and the weldering of top plate group
Structure, top plate are converted into ingot-shaped, and by several elliptical apertures in curb girder lateral column and bottom side rail group be welded together；The lock
Head is fixed tapered end, is arranged in the end of device, waits when in use, container is positioned in concave bottom structure, container bottom
The lockhole in portion is plugged in tapered end one by one, and container is made to be positioned.Above-mentioned flatcar chassis has the following defects：1, due to recessed
Bottom structure size is fixed, therefore the container of a certain big ting model can only be fixed in the flatcar, and versatility is poor；2, container
It is fixed by the cooperation of fixed tapered end and lockhole, upper and lower directions cannot be fixed, therefore be also needed to by others
Bundled piece is fixed, and such fixed form is not only troublesome in poeration, but also stability is difficult to be guaranteed；3, container is from vehicle
On be lifted on flatcar the time required to it is longer, driver after cargo transport to destination, will need to wait for the handling of container
Journey wastes time.
For this purpose, people just contemplate some new mode of movement, such as Chinese patent application (application number：
201610505052.3) a kind of wheeled vehicle transport device suitable for railway transportation is disclosed, the device is by will entirely half
Trailer is lifted to being transported on flatcar, to make moderate progress in the limitation of Container Dimensions, and when to unload goods
Between reduce, still, the device be only the wheel rolling direction of vehicle is limited, that is, be only capable of to semitrailer front and back position into
Row limit, left and right position and upper and lower position do not limit, therefore, it is desired nonetheless to be fixed by other bundled pieces, not only
It is troublesome in poeration, and fixed stability is also still poor.
Invention content
The purpose of the present invention is there is the above problem in view of the prior art, it is proposed that a kind of semi-mounted for railway transportation
Vehicle fixing device, the technical problem to be solved by the present invention is to：How the letter of stability and operation semitrailer fix after is improved
Just property.
Object of the invention can be realized by the following technical scheme：A kind of semitrailer for railway transportation fixes dress
It sets, including flatcar chassis, the flatcar chassis is equipped with to be placed and can be to branch that semitrailer front and back position is limited for wheel
Support, which is characterized in that support frame as described above is equipped with the clamping piece that can hold wheel tightly, and the clamping piece includes two and sets relatively
The clamp arm set, the lower end of two clamp arm all have the support portion extended to another clamp arm direction, and the upper end of two clamp arm has
Another oriented clamp arm direction extends and can compress the compressed part of wheel, and the clamp arm is slidably connected on support frame as described above,
Two clamp arm can open when moving up, and can mutually be drawn close when two clamp arm move down and compressed part is pressed on wheel,
In be additionally provided between a clamp arm and supporting rack and can limit the locking member that clamp arm moves up.
The supporting rack of this fixing device uses on flatcar chassis, so as to directly by container together with semitrailer
It is lifted on flatcar and is transported.In hoisting process, open configuration, loop wheel machine control are to maintain between two clamp arm being oppositely arranged
Semitrailer processed moves down, and the wheel of semitrailer is resisted against on support portion, so that two clamp arm move downwardly together with semitrailer
And mutually draw close, it then holds wheel tightly, at this point, the compressed part of clamp arm is pressed on the wheel hub of wheel, then passes through locking member again
Clamp arm and supporting rack are locked.When needing handling after transporting to destination, locking member is opened, semi-mounted is then lifted by crane by loop wheel machine
Vehicle moves up, since the compressed part of clamp arm is pressed on the wheel hub of wheel, so as to drive two clamp arm together to moving up
It moves and opens, semitrailer can smoothly be hung out.
The supporting rack of this fixing device can be placed for the wheel of semitrailer and carry out limit in the front-back direction, and prop up
Clamp arm is set on support, and corresponding two clamp arm is located at the both sides of wheel, can hold wheel tightly and realize to semitrailer right and left
To limit, while the support portion of clamp arm is compressed downwards by wheel, and compressed part can be pressed on the wheel hub of wheel, realizes pair
The limit of semitrailer upper and lower directions is acted on by the locking of locking member, and two clamp arm, which move up, to be locked up, so that semitrailer
Around after fixation and upper and lower directions has obtained good limit, will not shift in transportational process, stability
It is good.And clamp arm move down draw close hold wheel tightly and move up opening and can be loaded in lifting and uninstall process in it is same
Step is completed, and operation is relatively simple.
In the above-mentioned semitrailer fixing device for railway transportation, there is support base, the branch on support frame as described above
Support seat includes two sliding panels arranged side by side, is equipped with sliding slot on two sliding panels, the sliding slot includes vertical slots and opposed vertical
Slot is inclined outwardly the tipper of setting, and the clamp arm is equipped with connecting shaft and connection between two sliding panels in the clamp arm
The both ends of axis are pierced by clamp arm and are slidably connected at respectively in the sliding slot of two sliding panels.Sliding panel is equipped with sliding slot, and clamp arm is slidably connected
In sliding slot, sliding slot includes vertical slots and tipper, is opened when two clamp arm being enable to move up through the cooperation between the two,
Wheel can mutually be drawn close and be held tightly to two clamp arm when moving down, so that semitrailer is around and upper and lower after fixing
Direction has obtained good limit, will not shift in transportational process, stability is good.Meanwhile clamp arm is connected by connecting shaft
It is connected in sliding slot, clamp arm itself can be swung around connecting shaft so that it is more easy to open when clamp arm moves up, when moving down, vehicle
Wheel is pressed on support portion, passes through lever principle so that compressed part can be pressed on the wheel hub of wheel, and fixed rear stability is more
It is good.And clamp arm is moved down to draw close to hold wheel tightly and move up opening along sliding slot and be synchronously completed, without passing through other
Actuator drives, and operation is relatively simple.
In the above-mentioned semitrailer fixing device for railway transportation, being additionally provided between the clamp arm and supporting rack makes folder
Always there is arm the tension spring for the trend that moves up, described tension spring one end to be connected on supporting rack, and the other end is connected in connecting shaft.
In hoisting process, under the action of tension spring, clamp arm is in open configuration so that lifting is more convenient, and loop wheel machine controls under semitrailer
It moves, the wheel of semitrailer is resisted against on support portion, so that two clamp arm are as semitrailer is mobile downwardly together and mutually draws close
And hold wheel tightly so that semitrailer fix after around and upper and lower directions obtained good limit, transported
It will not shift in journey, stability is good, at this point, under semitrailer gravity, tension spring is stretched.After transporting to destination
When needing handling, semitrailer is lifted by crane by loop wheel machine and is moved up, so as to drive clamp arm to move up, since tension spring is in quilt
Tensional state, therefore tension spring also has upward pulling force to clamp arm, so that semitrailer handling convenience more, smooth.
In the above-mentioned semitrailer fixing device for railway transportation, the tension spring has two, and two tension springs distinguish position
In the both sides of clamp arm, the both ends of two tension springs are connected to the both ends of support base and connecting shaft.By being respectively provided with drawing in both sides
Spring so that clamp arm is not susceptible to single-side shift when sliding, and stationarity is more preferable, to ensure holding wheel that clamp arm can be stablized.
In the above-mentioned semitrailer fixing device for railway transportation, the connecting shaft has two, two connecting shafts
It is arranged in parallel.A rectangle can be formed between two connecting shafts and the sliding slot cell wall of two sliding panels, clamp arm can only be in tipper
It is swung with ability run-off the straight under the mating reaction of vertical slots so that clamp arm holding wheel rear stability is more preferable, is not susceptible to partially
It moves.
In the above-mentioned semitrailer fixing device for railway transportation, two connecting shafts are arranged close to the bottom end of clamp arm,
The length of the length for being smaller than vertical slots and tipper between two connecting shafts, the tension spring are connected in closer clamp arm
In that root connecting shaft at end.Two connecting shafts are arranged close to the bottom end of clamp arm, when clamp arm is from slide-in vertical slots in tipper, by
It is pressed on support portion in wheel, passes through lever principle so that compressed part can be pressed on the wheel hub of wheel, steady after fixed
It is qualitative more preferable.Moreover, two connecting shafts are smaller than vertical slots and the length of tipper so that two connecting shafts are at clamp arm
It can be located in same sliding slot when the state of holding tightly and when open configuration, further ensure stability.
In the above-mentioned semitrailer fixing device for railway transportation, portion, institute are all connected at the both ends of the connecting shaft
The diameter for stating interconnecting piece is less than the diameter of connecting shaft, and the interconnecting piece is threaded through in sliding slot, and the diameter of the connecting shaft, which is more than, to be slided
The width of slot.Above-mentioned design so that connecting shaft has a limit in the longitudinal direction, is not easy to fall off from sliding slot, further
It ensure that the stability after semitrailer is fixed.
Have in the above-mentioned semitrailer fixing device for railway transportation, on the support portion of one of clamp arm hinged
It is equipped with articulated shaft on slot and the support portion, there is installation raised line in another clamp arm, have through peace on the installation raised line
The sliding groove of raised line two side is filled, the installation raised line is threaded through in hinged groove and articulated shaft passes through the sliding groove.Two is opposite
Pass through hinged axis connection between the support portion of the clamp arm of setting so that the relative position between two clamp arm will not shift, and protect
Demonstrate,proving after semitrailer is fixed has preferable stability.Meanwhile the matching design of sliding groove and articulated shaft, can ensure two clamp arm it
Between mutually can open and draw close.
In the above-mentioned semitrailer fixing device for railway transportation, the locking member includes having unidirectional card in plate face
The locking tooth plate of tooth, the locking tooth plate are hinged on by shaft on support frame as described above, have unidirectional tooth in one of clamp arm
Slot, the locking tooth plate is oppositely arranged with the clamp arm and the unidirectional latch can be stuck in the unidirectional tooth socket.Pass through lock
The unidirectional latch of tight tooth plate is acted on the cooperation clamping of the unidirectional tooth socket in clamp arm so that and locking tooth plate compresses downwards clamp arm,
Clamp arm, which is restricted from, to move up so that clamp arm can be good at hold tightly wheel, semitrailer fix after around with
And upper and lower directions has obtained good limit, will not shift in transportational process, stability is good.
In the above-mentioned semitrailer fixing device for railway transportation, torsional spring, the torsional spring are arranged in the shaft
One end is connected on supporting rack, and the other end is connected on locking tooth plate.By the way that torsional spring is arranged so that locking tooth plate can have always
Have the tendency that being connected in clamp arm, more preferable to the limit effect of clamp arm after the completion of lifting, stability is more preferable.And due to locking
Direction is unidirectional, therefore, without manual operation in hoisting process.
In the above-mentioned semitrailer fixing device for railway transportation, also there is recessing groove on support frame as described above, it is described
Recessing groove is correspondingly arranged with the clamping piece, and the support portion of the clamp arm can be embedded in corresponding recessing groove.After the completion of lifting,
The support portion of clamp arm can be embedded in recessing groove so that the bottom surface of support portion and supporting rack is in same level, further
It ensure that the stability after semitrailer is fixed.
In the above-mentioned semitrailer fixing device for railway transportation, also set in the upper end of the clamp arm and compressed part
There is buffering patch.After the completion of lifting, the wheel of semitrailer is held in the clamping of two clamp arm tightly, and compressed part is pressed on the wheel hub of wheel, is led to
Setting buffering patch in upper end and compressed part in clamp arm is crossed, is capable of the effect of a buffer protection, prevents the wheel hub of wheel
Abrasion, and can prevent friction from generating abnormal sound, buffering patch is made of rubber material.
In the above-mentioned semitrailer fixing device for railway transportation, there is support base, the branch on support frame as described above
Support seat includes two sliding bars arranged side by side, and the sliding bar has the inclination that vertical section and opposed vertical section are inclined outwardly setting
Section, the clamp arm are equipped with connecting shaft between two sliding bars in the clamp arm, the both ends of the connecting shaft be pierced by clamp arm and
The both ends of connecting shaft all have connecting hole, and two sliding bars correspond to the connecting hole across connecting shaft both ends, the connecting shaft energy respectively
It is enough to be slided up and down along sliding bar.Clamp arm can be slided up and down along sliding bar, and sliding bar has vertical section and tilting section, be led to
Cross the cooperation of the two so that can be opened when two clamp arm move up, mutually can draw close and hold tightly when two clamp arm move down
Wheel so that semitrailer fix after around and upper and lower directions has obtained good limit, in transportational process not
It can shift, stability is good.Meanwhile clamp arm can be swung by connecting axis connection, clamp arm itself around connecting shaft so that clamp arm
It is more easy to open when moving up, when moving down, pressure wheel passes through lever principle on support portion so that compressed part can press
Tightly on the wheel hub of wheel, fixed rear stability is more preferable.
In the above-mentioned semitrailer fixing device for railway transportation, the locking member includes clamping screw, the branch
There is threaded hole on support, there is location hole, the clamping screw is threaded in threaded hole and end energy in the clamp arm
Enough penetrate in location hole.Clamping screw is threaded on supporting rack, after the completion of lifting, tightens clamping screw so that locking screw
The end of bolt penetrates in the location hole in clamp arm, cannot be moved up and down so that clamp arm is locked, so that clamp arm can
Hold wheel tightly well, semitrailer fix after around and upper and lower directions has obtained good limit, in transportational process
It will not shift, stability is good.When needing unloading after transporting to destination, it only need to unscrew locking nut, its end is made to exit
The location hole of clamp arm.
In the above-mentioned semitrailer fixing device for railway transportation, the compressed part from the upper end of clamp arm to another
Clamp arm direction is bent to form, and the support portion is bent to form from the lower end of clamp arm to another clamp arm direction.Compressed part and support
Portion is bent to form by the both ends of clamp arm respectively, easy to process.
In the above-mentioned semitrailer fixing device for railway transportation, support frame as described above is detachably connected by fastener
On the flatcar chassis.Supporting rack is detachable, convenient for the replacement after damage, and supporting rack is dismantled, flatcar can be used to
The fixed container of lifting, versatility are good.
Compared with prior art, this has the following advantages for the semitrailer fixing device of railway transportation：
1, by the mating reaction of clamp arm and supporting rack, can realize after semitrailer lifting is fixed around and
The limit of upper and lower directions will not shift in transportational process, and stability is good.
2, clamp arm is in semitrailer hoisting process, can be certainly by the principle of lever under the gravity of semitrailer
Holding wheel is mutually drawn close in dynamic realization, and stability is good, and in uninstall process, is acted on by loop wheel machine, and two clamp arm can be with half
Trailer is moved up and is opened together, and operation is also more convenient.
3, pass through hinged axis connection between the support portion of two clamp arm being oppositely arranged so that the relative position between two clamp arm
It will not shift, ensure that there is preferable stability after semitrailer is fixed, meanwhile, the matching design of sliding groove and articulated shaft,
It can ensure mutually can open and draw close between two clamp arm.
4, patch is buffered, is capable of the effect of a buffer protection, prevents the wheel hub of wheel from wearing, and can prevent from rubbing
Generate abnormal sound.
Description of the drawings
Fig. 1 is structure chart when semitrailer fixing device of this in embodiment one for railway transportation uses.
Fig. 2 is stereogram of this in embodiment one for the semitrailer fixing device of railway transportation.
Dimensional structure diagram when Fig. 3 is two clamp arm holding wheel in embodiment one.
Fig. 4 is the assembling schematic diagram of supporting rack and clamping piece in embodiment one.
Fig. 5 is the enlarged drawing at A in Fig. 4.
Fig. 6 is the enlarged drawing at B in Fig. 4.
Fig. 7 is the local structural graph of supporting rack in embodiment one.
Fig. 8 is the enlarged drawing at C in Fig. 7.
Fig. 9 is the explosive view of clamping piece.
Sectional structure chart when Figure 10 is two clamp arm holding wheel in embodiment one.
Figure 11 is the partial assembled schematic diagram of supporting rack and clamping piece in embodiment two.
In figure, 1, flatcar chassis；2, semitrailer；2a, wheel；3, container；4, supporting rack；4a, support base；4a1, sliding
Plate；4a2, sliding slot；4a2a, vertical slots；4a2b, tipper；4a3, sliding bar；4a3a, vertical section；4a3b, tilting section；4b, it allows
Position slot；5, clamping piece；5a, clamp arm；5a1, support portion；5a1a, hinged groove；5a1b, installation raised line；5a1c, sliding groove；5a2, pressure
Tight portion；5a3, unidirectional tooth socket；6, locking member；6a, locking tooth plate；7, connecting shaft；7a, interconnecting piece；8, tension spring；9, articulated shaft；10,
Shaft；11, torsional spring；12, patch is buffered.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Embodiment one
As Figure 1-10 shows, this semitrailer fixing device for being used for railway transportation, including flatcar chassis 1, on flatcar chassis 1
Equipped with placing and the supporting rack 4 that 2 front and back position of semitrailer is limited, supporting rack 4 can be equipped with and can be held tightly for wheel 2a
The clamping piece 5 of wheel 2a.In the present embodiment, there are two the tools of supporting rack 4 and is arranged side by side, and supporting rack 4 is detachable by fastener
It is connected on flatcar chassis 1, convenient for the replacement after damage.It, can be directly by container 3 together with semitrailer 2 by this fixing device
It is lifted on flatcar chassis 1 and is transported together, while supporting rack 4 being dismantled, flatcar chassis 1 can be used to lift fixed packaging
Case 3, versatility are good.It is of course also possible to the structure by two supporting racks 4 as integral type.In the present embodiment, each supporting rack 4
2 clamping pieces 5 are equipped with, correspond to 2 foremost of semitrailer and rearmost two tires respectively.
As shown in FIG. 7 and 8, it includes two sliding panel 4a1 arranged side by side to have support base 4a, support base 4a on supporting rack 4,
Sliding slot 4a2 is equipped on two sliding panel 4a1, sliding slot 4a2 includes that vertical slots 4a2a and opposed vertical slot 4a2a are inclined outwardly setting
Tipper 4a2b.
As shown in Fig. 3,4 and 9, clamping piece 5 includes two clamp arm 5a being oppositely arranged, and the bottom end of clamp arm 5a has support portion
The upper end of 5a1, clamp arm 5a have and can compress the compressed part 5a2 of wheel 2a, compressed part 5a2 from the upper end of clamp arm 5a to another
The directions clamp arm 5a are bent to form, and support portion 5a1 is bent to form from the lower end of clamp arm 5a to the directions another clamp arm 5a.Clamp arm 5a
Between two sliding panel 4a1, the both ends that connecting shaft 7 and connecting shaft 7 are equipped on clamp arm 5a are pierced by clamp arm 5a, and the two of connecting shaft 7
Portion 7a is all connected at end, the diameter of interconnecting piece 7a is less than the diameter of connecting shaft 7, and interconnecting piece 7a is threaded through in sliding slot 4a2, connecting shaft
7 have two, and two connecting shafts 7 are arranged in parallel, and two connecting shafts 7 are arranged close to the bottom end of clamp arm 5a, between two connecting shafts 7
The length for being smaller than vertical slots 4a2a and tipper 4a2b length.As shown in figure 5, between clamp arm 5a and sliding panel 4a1
Being additionally provided with makes clamp arm 5a always, and there is the tension spring 8 for the trend that moves up, 8 one end of tension spring to be connected on sliding panel 4a1, and the other end connects
It is connected in that root connecting shaft 7 of the upper ends closer clamp arm 5a, tension spring 8 has two, and two tension springs 8 are located at two sliding panel 4a1
Both sides.In hoisting process, under the action of tension spring 8, it is to maintain open configuration between two clamp arm 5a being oppositely arranged, is hung
Machine control semitrailer 2 moves down, and the wheel 2a of semitrailer 2 is resisted against on support portion 5a1, so that two clamp arm 5a are with semitrailer
2 move downwardly together, and connecting shaft 7 is slided into from tipper 4a2b in vertical slots 4a2a, and two clamp arm 5a are mutually drawn close, and are then embraced
Tight wheel 2a passes through lever principle at this point, wheel 2a is pressed on support portion 5a1 so that compressed part 5a2 can be pressed on wheel
On the wheel hub of 2a, fixed rear stability is good.
Furthermore, as shown in figure 9, there is hinged groove 5a1a on the support portion 5a1 of one of clamp arm 5a and be somebody's turn to do
It is equipped with articulated shaft 9 on support portion 5a1, there is installation raised line 5a1b on another clamp arm 5a, have on installation raised line 5a1b and pass through
The sliding groove 5a1c of the two sides installation raised line 5a1b is worn, installation raised line 5a1b is threaded through in hinged groove 5a1a and articulated shaft 9 passes through
Sliding groove 5a1c so that the relative position between two clamp arm 5a will not shift, and ensure have preferably after semitrailer 2 is fixed
Stability, while can ensure mutually can open and draw close between two clamp arm 5a again.
As shown in Figs. 1-5, wherein the lock that clamp arm 5a is moved up can be limited by being additionally provided between a clamp arm 5a and supporting rack 4
Tight part 6.Locking member 6 includes the locking tooth plate 6a with unidirectional latch in plate face, and locking tooth plate 6a is hinged on branch by shaft 10
On support 4, there is unidirectional tooth socket 5a3 on one of clamp arm 5a, be arranged with torsional spring 11 in shaft 10,11 one end of torsional spring is connected to
On supporting rack 4, the other end is connected on locking tooth plate 6a, and locking tooth plate 6a is opposite with clamp arm 5a and unidirectional under the action of clamp spring
Latch can be stuck in unidirectional tooth socket 5a3.By locking the unidirectional latch of tooth plate 6a and matching for the unidirectional tooth socket 5a3 on clamp arm 5a
Close clamping effect so that locking tooth plate 6a compresses downwards clamp arm 5a, and clamp arm 5a, which is restricted from, to move up, so that folder
Arm 5a can be good at hold tightly wheel 2a, semitrailer 2 fix after around and upper and lower directions obtained good limit
, it will not shift in transportational process, stability is good.And due to locking direction be it is unidirectional, in hoisting process
Without manual operation.
As shown in fig. 7, also there is recessing groove 4b, recessing groove 4b to be correspondingly arranged with clamping piece 5 on supporting rack 4, clamp arm 5a's
Support portion 5a1 can be embedded in corresponding recessing groove 4b so that support portion 5a1 and the bottom surface of supporting rack 4 are in same level
On, further ensure the stability after semitrailer 2 is fixed.
As shown in figure 9, buffering patch 12 is additionally provided on the upper end of clamp arm 5a and compressed part 5a2, it being capable of a buffering guarantor
The effect of shield prevents the wheel hub of wheel 2a from wearing, and can prevent friction from generating abnormal sound, and buffering patch 12 uses rubber material
It is made.
Embodiment two
The semitrailer fixing device and embodiment one of the present embodiment are essentially identical, the difference is that：As shown in figure 11,
It includes two sliding bar 4a3 arranged side by side to have support base 4a, support base 4a on supporting rack 4, and sliding bar 4a3 has vertical section
4a3a and opposed vertical section 4a3a is inclined outwardly the tilting section 4a3b of setting.Clamp arm 5a is between two sliding bar 4a3, clamp arm 5a
On be equipped with connecting shaft 7, the both ends of connecting shaft 7 are pierced by clamp arm 5a and the both ends of connecting shaft 7 all have connecting hole, two sliding bars
4a3 corresponds to the connecting hole across 7 both ends of connecting shaft respectively, and connecting shaft 7 can be slided up and down along sliding bar 4a3.Clamp arm 5a energy
It is enough to be slided up and down along sliding bar 4a3, and sliding bar 4a3 has vertical section 4a3a and tilting section 4a3b, through the cooperation between the two,
It is opened when two clamp arm 5a are moved up, can mutually be drawn close when two clamp arm 5a are moved down and holds wheel 2a tightly.
Embodiment three
The semitrailer fixing device and embodiment one of the present embodiment are essentially identical, the difference is that：Locking member 6 includes
Clamping screw has threaded hole on supporting rack 4, has location hole on clamp arm 5a, clamping screw be threaded in threaded hole and
End can penetrate in location hole.After the completion of lifting, clamping screw is tightened so that the end of clamping screw penetrates on clamp arm 5a
It in location hole, cannot be moved up and down so that clamp arm 5a is locked so that clamp arm 5a can be good at holding wheel 2a tightly.Transport
When needing unloading after to destination, it only need to unscrew locking nut, its end is made to exit the location hole of clamp arm 5a.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of semitrailer fixing device for railway transportation, including flatcar chassis (1), the flatcar chassis (1) is equipped with
It places and the supporting rack (4) that semitrailer (2) front and back position is limited, support frame as described above (4) can be equipped with for wheel (2a)
The clamping piece (5) of wheel (2a) can be held tightly, which is characterized in that the clamping piece (5) includes two clamp arm being oppositely arranged
(5a), the lower end of two clamp arm (5a) all have the support portion (5a1) extended to the direction another clamp arm (5a), two clamp arm
The upper end of (5a) all has the compressed part (5a2) that extends and can compress wheel (2a) to the direction another clamp arm (5a), described
Clamp arm (5a) is slidably connected on support frame as described above (4), and two clamp arm (5a) can open when moving up, and two clamp arm (5a) are downward
It can mutually be drawn close when mobile and compressed part (5a2) is pressed on wheel (2a), wherein between a clamp arm (5a) and supporting rack (4)
The locking member (6) that clamp arm (5a) moves up can be limited by being additionally provided with.
2. the semitrailer fixing device according to claim 1 for railway transportation, which is characterized in that support frame as described above
(4) there is support base (4a), the support base (4a) includes two sliding panels (4a1) arranged side by side, on two sliding panels (4a1) on
It is equipped with sliding slot (4a2), the sliding slot (4a2) includes that vertical slots (4a2a) and opposed vertical slot (4a2a) are inclined outwardly setting
Tipper (4a2b), the clamp arm (5a) are equipped with connecting shaft (7) between two sliding panels (4a1) on the clamp arm (5a)
And the both ends of connecting shaft (7) are pierced by clamp arm (5a) and are slidably connected at respectively in the sliding slot (4a2) of two sliding panels (4a1).
3. the semitrailer fixing device according to claim 1 for railway transportation, which is characterized in that support frame as described above
(4) it includes two sliding bars (4a3) arranged side by side, the sliding bar (4a3) to have support base (4a), the support base (4a) on
The tilting section (4a3b) of setting is inclined outwardly with vertical section (4a3a) and opposed vertical section (4a3a), the clamp arm (5a) is located at
Between two sliding bars (4a3), connecting shaft (7) is equipped on the clamp arm (5a), the both ends of the connecting shaft (7) are pierced by clamp arm
The both ends of (5a) and connecting shaft (7) all have connecting hole, and two sliding bars (4a3) correspond to the company across connecting shaft (7) both ends respectively
Hole is connect, the connecting shaft (7) can slide up and down along sliding bar (4a3).
4. the semitrailer fixing device according to claim 2 or 3 for railway transportation, which is characterized in that the clamp arm
Being additionally provided between (5a) and supporting rack (4), which makes clamp arm (5a) always, has the tension spring (8) for the trend that moves up, the tension spring (8)
One end is connected on supporting rack (4), and the other end is connected in connecting shaft (7).
5. the semitrailer fixing device according to claim 4 for railway transportation, which is characterized in that the connecting shaft
(7) there are two, two connecting shafts (7) are arranged in parallel.
6. the semitrailer fixing device according to claim 5 for railway transportation, which is characterized in that two connecting shafts
(7) it is arranged close to the bottom end of clamp arm (5a), the length for being smaller than vertical slots (4a3a) between two connecting shafts (7) and inclination
The length of slot (4a3b), the tension spring (8) are connected in that root connecting shaft (7) of the upper end closer clamp arm (5a).
7. the semitrailer fixing device according to claim 1 or 2 or 3 for railway transportation, which is characterized in that wherein one
Have on the support portion (5a1) of a clamp arm (5a) on hinged groove (5a1a) and the support portion (5a1) and be equipped with articulated shaft (9), separately
There is installation raised line (5a1b) on one clamp arm (5a), have through installation raised line (5a1b) two on the installation raised line (5a1b)
The sliding groove (5a1c) of side wall, the installation raised line (5a1b) is threaded through in hinged groove (5a1a) and articulated shaft (9) is across described
Sliding groove (5a1c).
8. the semitrailer fixing device according to claim 1 or 2 or 3 for railway transportation, which is characterized in that the lock
Tight part (6) includes the locking tooth plate (6a) with unidirectional latch in plate face, and the locking tooth plate (6a) is hinged by shaft (10)
On support frame as described above (4), on one of clamp arm (5a) have unidirectional tooth socket (5a3), the locking tooth plate (6a) with it is described
Clamp arm (5a) is oppositely arranged and the unidirectional latch can be stuck in the unidirectional tooth socket (5a3).
9. the semitrailer fixing device according to claim 8 for railway transportation, which is characterized in that the shaft (10)
On be arranged with torsional spring (11), described torsional spring (11) one end is connected on supporting rack (4), the other end be connected to locking tooth plate (6a)
On.
10. the semitrailer fixing device according to claim 1 or 2 or 3 for railway transportation, which is characterized in that described
Also there is recessing groove (4b), the recessing groove (4b) to be correspondingly arranged with the clamping piece (5), the clamp arm on supporting rack (4)
The support portion (5a1) of (5a) can be embedded in corresponding recessing groove (4b).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611075660.1A CN106476817B (en) | 2016-11-29 | 2016-11-29 | A kind of semitrailer fixing device for railway transportation |
| PCT/CN2017/074364 WO2018098909A1 (en) | 2016-11-29 | 2017-02-22 | Semi-trailer fixing device for railway transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611075660.1A CN106476817B (en) | 2016-11-29 | 2016-11-29 | A kind of semitrailer fixing device for railway transportation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106476817A CN106476817A (en) | 2017-03-08 |
| CN106476817B true CN106476817B (en) | 2018-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611075660.1A Active CN106476817B (en) | 2016-11-29 | 2016-11-29 | A kind of semitrailer fixing device for railway transportation |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106476817B (en) |
| WO (1) | WO2018098909A1 (en) |
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| CN107878492A (en) * | 2017-12-12 | 2018-04-06 | 山西聚鑫盛商贸有限公司 | A kind of locking attachment means of fixed railway freight-car and highway semitrailer |
| RU2675745C1 (en) * | 2018-09-11 | 2018-12-24 | Общество с ограниченной ответственностью "ГЕРМЕС МультиМодал ГРУПП" | Automobile semi-trailer on the platform car loading method |
| CN109177990A (en) * | 2018-10-09 | 2019-01-11 | 陈红颖 | A kind of car body loading multiple double-deck containers or highway semitrailer |
| CN110606098B (en) * | 2019-09-25 | 2021-05-14 | 绍兴盈顺机电科技有限公司 | Integrated railway piggyback transport vehicle based on rapid and stable loading |
| CN111099331B (en) * | 2019-12-30 | 2021-04-23 | 重庆众思创智能科技有限公司 | Lifting rolling machine |
| CN111252101A (en) * | 2020-01-21 | 2020-06-09 | 中车山东机车车辆有限公司 | Railway carries on back multi-functional transport vechicle chassis and transport vechicle |
| DE102020130761A1 (en) | 2020-11-20 | 2022-05-25 | Süddeutsche Gelenkscheibenfabrik Gesellschaft mit beschränkter Haftung & Co. KG. | Loading platform for loading vehicles and vehicle trailers |
| CN112406683B (en) * | 2020-12-18 | 2024-04-02 | 河北富华专用汽车制造有限公司 | Steel coil fixing device for semitrailer transportation |
| US20220234628A1 (en) * | 2021-01-27 | 2022-07-28 | Trinity Rail Group, Llc | Universal hitch intermodal well car system |
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| US5601030A (en) * | 1996-03-04 | 1997-02-11 | Brouillette; Michael F. | Railraod bogie, for connecting vehicles in an articulated train |
| DE10256870A1 (en) * | 2002-12-04 | 2004-06-24 | Schenck Rotec Gmbh | Tensioning device for rims, in particular for mounting tires |
| CN201099201Y (en) * | 2007-11-16 | 2008-08-13 | 中国北车集团沈阳机车车辆有限责任公司 | Flat car locking automobile wheel device |
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- 2016-11-29 CN CN201611075660.1A patent/CN106476817B/en active Active
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- 2017-02-22 WO PCT/CN2017/074364 patent/WO2018098909A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018098909A1 (en) | 2018-06-07 |
| CN106476817A (en) | 2017-03-08 |
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