CN104562874B - Rail draw off gear - Google Patents
Rail draw off gear Download PDFInfo
- Publication number
- CN104562874B CN104562874B CN201510020228.1A CN201510020228A CN104562874B CN 104562874 B CN104562874 B CN 104562874B CN 201510020228 A CN201510020228 A CN 201510020228A CN 104562874 B CN104562874 B CN 104562874B
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- Prior art keywords
- rail
- clip wheel
- guide holder
- gear
- oil cylinder
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/16—Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track
Abstract
The invention discloses a kind of rail draw off gear, including: positioning component and rail clamp assemblies.Positioning component includes guide holder, suspension bracket composition and vertical oil cylinder.Rail clamp assemblies includes slide block, and the inside of slide block is further provided with: positioned opposite to each other along the length direction of guide holder, and the rail head of rail is carried out the long clip wheel of movable clamping and short clip wheel；It is positioned at long clip wheel and the rear portion of short clip wheel, and positioned opposite to each other along the length direction of guide holder, remain that the rail head to rail is fixed the rail head roller of clamping；It is arranged on the top between long clip wheel and short clip wheel, remains that the rail level to rail applies the rail top pinch roller of downward pressure.The present invention can effectively control the active force of rail according to the needs clamping switched tracks and mobile rail, make rail smoothly enter rail support groove, is suitable for railway and switches tracks the needs of operation.
Description
Technical field
The present invention relates to railway engineering field, especially relate to a kind of rail draw off gear being applied to railway track quick track switching operating Operation Van.
Background technology
Construction of railways operation is often required to rail is clamped, as switched tracks, lay a railway track, changing the operations such as pillow, at above-mentioned work
During industry, rail should be made to move by job requirements, again to therefore and the active force produced is controlled.Especially
It is when new rail enters rail support groove, rail should be made to move by job requirements, again to the therefore active force produced
It is controlled.Under various working conditions, railway construction machine, all can be right to rail clamping face, the difference in support face
Construction operation produces different impacts.
In patent CN101718067A, CN2263610Y, CN2871617, CN2510526Y, CN1152169C then
Disclosing the dissimilar replacing track machine being adapted to different purposes, the method used is usually and is placed in by new rail
Old trackside after removing most of fastener of old rail, moves away from rail support groove by machinery walking limit, limit the most continuously by old rail,
While the mode of working continuously that new rail is placed in rail support groove the most continuously.In these operating types, new rail and old rail
All being subjected to torsion because there is lateral displacement, the most how the active force on rail is controlled becoming and affect operation and imitate
Rate and the principal element of job safety, in construction of railways trailer tool, rail clamping device is its critical component.But
Prior art does not provides enough rail clamping device to adapt to the demand of different construction operation operating modes, need further
Improve.
In the middle of prior art, as shown in accompanying drawing 1 to 5, by Zhuzhou InnoTran Railway Equipment Co., Ltd. in 2009 years
November 23 applied for, and open on 06 02nd, 2010, the Chinese invention of Publication No. CN101718067A
Rail clamping device described in patent " the rail draw off gear of a kind of jointless track fast rail replacing work vehicle ".As
Shown in accompanying drawing 1 and accompanying drawing 2, it be installed on railway switch tracks vehicle vehicle body bottom frame under, including positioning component and being fixed on
Rail clamp assemblies thereon, the structure of positioning component is: bottom is provided with the strip guide holder of guide rail by two certainly
The vertical downwardly extending hanger suspending of vehicle body bottom frame, is controlled from the vertical downwardly extending scalable vertical oil cylinder of vehicle body bottom frame by two.
Strip guide holder be arranged with guide rail be suspended as to the first slide block, the motion of the first slide block is fixed on by fixing end
The scalable horizontal tune oil cylinder that guide holder side, movable end and the first slide block are connected controls.First slide block and setting on it
Parts constitute clamping rail assemblies.Make guide holder move along its length telescopic whole it is additionally provided with under suspension bracket
Body regulation oil cylinder, also has strut to be connected between suspension bracket with guide holder.Guide holder is respectively provided on two sides with a pair circle along centrage
Post roller and rail head pinch roller, fixing between cylindrical roller and guide holder, the invariant position between four cylindrical roller.Lead
Control, with satisfied clamping by vertical oil cylinder, integrally-regulated oil cylinder and strut to seat X in space, Y, Z coordinate position
The vertical rails of the rail head of rail clamped by rail assemblies and heavy rail groove is away from 0mm～1000mm, and gauge is
The needs of 1505mm.
But, in the middle of prior art, rail head pinch roller is arranged on the outside of guide holder, if in operation process, and steel
Rail upwarps or sagging, and the rail between rail head roller must change in vertical position.Now, again
Limited length due to rail head roller, it is more likely that make rail depart from the constraint of clamping device, so that rail falls
Fall phenomenon., switch tracks in operation process actual meanwhile, because connecting cleat (being called for short " fish platee ") between rail
Existence, cause rail head roller not to be made the longest, rail is clamped not strongly solid by the most existing rail clamping device
Technological deficiency can not be well solved all the time.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of rail draw off gear, it is possible to need clamping, shifting according to switch tracks
Dynamic rail, and effectively control the active force of rail, is allowed to smoothly enter rail support groove, is adapted to railway and switches tracks operation
Need.
In order to realize foregoing invention purpose, the present invention specifically provides the technic relization scheme of a kind of rail draw off gear, and rail is received
Put device, including: positioning component, and the rail clamp assemblies being fixed thereon.Described positioning component farther includes
Bottom is provided with the guide holder of the strip of guide rail along its length, forms from the vertical downwardly extending suspension bracket of vehicle body bottom frame, with
And two be perpendicular to length over ends of body direction and from the vertical downwardly extending telescopic vertical oil cylinder of vehicle body bottom frame, described guide holder
Catenary motion can be carried out under the promotion of described vertical oil cylinder.Described rail clamp assemblies farther includes to be arranged in pairs
In the slide block of bottom, described guide holder two ends, described slide block can carry out transverse shifting along the length direction of described guide holder.
The inside of described slide block is further provided with:
Positioned opposite to each other along the length direction of described guide holder, the rail head of rail is carried out movable clamping long clip wheel and
Short clip wheel；
It is positioned at described long clip wheel and the rear portion of short clip wheel, and positioned opposite to each other along the length direction of described guide holder, all the time
Keep the rail head roller that the rail head of described rail is fixed clamping；
It is arranged on the top between described long clip wheel and short clip wheel, remains that the rail level to described rail applies downward pressure
Rail top pinch roller.
Preferably, described positioning component also includes horizontal tune oil cylinder and connecting rod, the fixing end of described horizontal tune oil cylinder and described guiding
The side of seat is connected, and the movable end of described horizontal tune oil cylinder is connected with described slide block, is positioned at bottom, described guide holder two ends
Being fixedly connected by described connecting rod between two slide blocks, the assembly of two described slide blocks is at described horizontal tune oil cylinder
Transverse shifting can be carried out along the length direction of described guide holder under promoting.
Preferably, described vertical oil cylinder one end connects described suspension bracket composition or vehicle body bottom frame, and the other end connects described guiding
Seat, described suspension bracket composition is provided with vertical downwardly extending location-plate, and described guide holder can be in the promotion of described vertical oil cylinder
Lower carry out catenary motion along described location-plate.
Preferably, described location-plate being provided with chute, described guide holder is provided with guide rail, described guide holder can pass through
Described guide rail chute along described location-plate under the promotion of described vertical oil cylinder carries out catenary motion.
Preferably, described location-plate uses guide pillar structure, and described guide holder is provided with guide pin bushing, and described guide holder can pass through
Guide pin bushing carries out catenary motion along described location-plate under the promotion of described vertical oil cylinder.
Preferably, described rail draw off gear also includes carry oil cylinder, fixing seat and hook, and described fixing seat is arranged in institute
State on the suspension bracket composition on location-plate top.The fixing end of described carry oil cylinder is arranged on described guide holder, described hook bag
Including first end, the second end and the 3rd end, the first end of described hook is connected with the movable end of described load oil cylinder, described
The second end of hook is connected with described location-plate, and the 3rd end of described hook is in extension fortune shape at described rail draw off gear
Can be by the fixing hole carry on described fixing seat on described fixing seat during state.When described rail draw off gear is in running order
Time, unclamping the connection between the 3rd end of described hook and described fixing seat, described guide holder can be at described vertical oil cylinder
Catenary motion is carried out along described location-plate under promotion.
Preferably, described slide block includes the bottom being arranged on described guide holder, stretches, set side by side under described guide holder longitudinal direction
The three blocks of longitudinal plates put.The bottom of described guide holder is provided with T-rail, and it is sliding that the top of described slide block is provided with T-shaped
Groove, described slide block can carry out transverse shifting by T-shaped chute along the T-rail of described guide holder.
Preferably, described long clip wheel, rail top pinch roller and short clip wheel are arranged between longitudinal plate of two pieces of L-shaped, described long clip wheel
One end is hinged with described slide block by bearing pin, and the other end of described long clip wheel connects with the movable end of described folder cylinder of rail two
Connect.One end of described short clip wheel is hinged with described slide block by described bearing pin, the other end of described short clip wheel and described folder rail
The movable end of oil cylinder one connects.Described rail head roller is arranged on longitudinal plate of two pieces of L-shaped at described long clip wheel and short clip wheel rear portion
Between.
Preferably, when described rail is clamped by two groups of described clamping rail assemblies, two groups of described rail top pinch rollers
Distance between center remains that the fixed width between two rail is consistent.Described rail head roller is cylindrical roller,
Relative position between four rail head rollers is fixed, and two the rail head rollers being positioned at same described slide block remain institute
The rail head stating rail clamps.
Preferably, when described rail draw off gear passes through the connecting cleat between described rail, described folder cylinder of rail one is stretched
Growing, and described folder cylinder of rail two shortens, the space between described long clip wheel and short clip wheel increases, and makes described rail folding and unfolding fill
Put and pass through described connecting cleat.Now, described rail head roller still clamps the rail head of described rail, keeps described
The position of rail.After described rail draw off gear is by connecting cleat, described long clip wheel and short clip wheel are respectively at described folder
Cylinder of rail one, folder cylinder of rail two effect under reset, and keep the rail head of described rail is clamped.
By implementing the rail draw off gear that the invention described above provides, have the advantages that
(1) the rail head roller in the present invention, movable clip wheel (long clip wheel, short clip wheel) and rail top pinch roller are all built in slide block
Inside, compact conformation, reduce rail because upwarping or sagging and depart from the probability of rail clamping device；
(2) present invention is by the form control rail of movable clip wheel (long clip wheel, short clip wheel) and the combination of rail head roller
Position, adds the length of clip wheel, and then adds the effective range of clamping rail, it is possible to prevent the company by rail
During fishplate, rail departs from clamping device, and remains that rail enters the gauge before rail support groove.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or prior art
In description, the required accompanying drawing used is briefly described.It should be evident that the accompanying drawing in describing below is only the one of the present invention
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these
Accompanying drawing obtains other embodiment.
Fig. 1 is the structural representation front view of the rail clamping device that prior art rail relayer is used；
Fig. 2 is the structural representation side view of the rail clamping device that prior art rail relayer is used；
Fig. 3 is the rail clamping process schematic diagram one of the rail clamping device that prior art rail relayer is used；
Fig. 4 is the rail clamping process schematic diagram two of the rail clamping device that prior art rail relayer is used；
Fig. 5 is the rail clamping cross-sectional view of the rail clamping device that prior art rail relayer is used；
Fig. 6 is the structure composition schematic diagram of a kind of detailed description of the invention of rail draw off gear of the present invention；
Fig. 7 is the part section structural representation of rail draw off gear of the present invention a kind of detailed description of the invention rail clamp assemblies；
Fig. 8 is the part section structural representation of rail draw off gear of the present invention a kind of detailed description of the invention positioning component；
Fig. 9 is the front perspective view of a kind of detailed description of the invention of rail draw off gear of the present invention；
Figure 10 is the back side perspective view of a kind of detailed description of the invention of rail draw off gear of the present invention；
Figure 11 is the front assembling structural representation of a kind of detailed description of the invention of rail draw off gear of the present invention；
Figure 12 is the back side assembling structural representation of a kind of detailed description of the invention of rail draw off gear of the present invention；
Figure 13 is the front assembling structural representation of rail draw off gear of the present invention a kind of detailed description of the invention rail clamp assemblies；
Figure 14 is the back side assembling structural representation of rail draw off gear of the present invention a kind of detailed description of the invention rail clamp assemblies；
Figure 15 is the front side mounting structure schematic diagram of a kind of detailed description of the invention of rail draw off gear of the present invention；
Figure 16 is the back side mounting structure schematic diagram of a kind of detailed description of the invention of rail draw off gear of the present invention；
Figure 17 is the part section structural representation of a kind of detailed description of the invention of rail draw off gear of the present invention；
Figure 18 is the structural representation utilizing rail draw off gear of the present invention to be under movable clip wheel clamp position；
Figure 19 is the structural representation utilizing rail draw off gear of the present invention to be under movable clip wheel open mode；
Figure 20 be in rail draw off gear one detailed description of the invention of the present invention under movable clip wheel clamp position rail clamp assemblies
Perspective view；
Figure 21 be in rail draw off gear one detailed description of the invention of the present invention under movable clip wheel clamp position rail clamp assemblies
Internal structure schematic diagram；
Figure 22 be in rail draw off gear one detailed description of the invention of the present invention under movable clip wheel open mode rail clamp assemblies
Perspective view；
Figure 23 be in rail draw off gear one detailed description of the invention of the present invention under movable clip wheel open mode rail clamp assemblies
Internal structure schematic diagram；
In figure: 1-suspension bracket forms, the vertical oil cylinder of 2-, 3-guide holder, 4-slide block, the long clip wheel of 5-, 6-rail top pinch roller, the short folder of 7-
Wheel, 8-presss from both sides cylinder of rail one, and 9-presss from both sides cylinder of rail two, 10-horizontal tune oil cylinder, 11-connecting rod, 12-rail head roller, 13-location-plate,
14-bearing pin, 15-longitudinal direction plate, 16-carry oil cylinder, 17-rail, 18-connecting cleat, 19-T shape guide rail, 20-T shape chute,
21-fixes seat, 22-guide rail, 23-chute, 24-cover plate, and 25-links up with.
Detailed description of the invention
For the sake of quoting and understanding, by the technical term being used below, write a Chinese character in simplified form or abridge and be described below:
Longitudinally: along vehicle traveling direction；
Horizontal: in-orbit in plane, with longitudinally perpendicular direction；
Vertical: the direction vertical with the rail plane of rail.
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, attached below in conjunction with in the embodiment of the present invention
Figure, carries out clear, complete description to the technical scheme in the embodiment of the present invention.Obviously, described embodiment is only this
A part of embodiment of invention rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under not making creative work premise, broadly falls into the scope of protection of the invention.
As shown in accompanying drawing 6 to accompanying drawing 23, give the specific embodiment of rail draw off gear of the present invention, below in conjunction with the accompanying drawings and tool
The present invention is further illustrated for body embodiment.
As shown in accompanying drawing 6,7,8,9 and 10, the specific embodiment of a kind of rail draw off gear, rail clamping device is installed
Railway switch tracks vehicle vehicle body bottom frame under, including positioning component, and the rail clamp assemblies being fixed thereon.
Positioning component farther includes the guide holder 3 that bottom is provided with the strip of guide rail along its length, erects from vehicle body bottom frame
Straight downwardly extending suspension bracket composition 1, and two be perpendicular to length over ends of body direction vertical downwardly extending scalable from vehicle body bottom frame
Vertical oil cylinder 2, guide holder 3 can carry out catenary motion under the promotion of vertical oil cylinder 2.Guide holder 3 is by upper cover
Plate, lower cover, web and the body structure of gusset assembly welding.Rail clamp assemblies farther includes to be arranged in pairs
In the slide block 4 of bottom, guide holder 3 two ends, slide block 4 can carry out transverse shifting along the length direction of guide holder 3.Slide block 4
Inside be further provided with:
Positioned opposite to each other along the length direction of guide holder 3, the rail head of rail 17 is carried out the movable long clip wheel 5 clamped
With short clip wheel 7；
It is positioned at long clip wheel 5 and the rear portion of short clip wheel 7, and positioned opposite to each other along the length direction of guide holder 3, protect all the time
Holding the rail head to rail 17 and be fixed the rail head roller 12 of clamping, flange of rail roller uses roller；
It is arranged on the top between long clip wheel 5 and short clip wheel 7, remains that the rail level to rail 17 applies the rail of downward pressure
Top pinch roller 6.
The rail draw off gear that the invention described above specific embodiment describes is applied to railway and switches tracks operation, by rail top pinch roller
6, movable clip wheel and rail head roller 12 are built in slide block 4, and by movable clip wheel (long clip wheel 5 and short clip wheel 7)
Position with the form control rail 17 of rail head roller 12 combination, it is possible to need clamping, mobile rail according to switch tracks,
And effectively control the active force of rail, it is allowed to smoothly enter rail support groove, it is adaptable to railway switches tracks the needs of operation.
As shown in Figure 6, positioning component still further comprises horizontal tune oil cylinder 10 and connecting rod 11, fixing of horizontal tune oil cylinder 10
End is connected with the side of guide holder 3, and the movable end of horizontal tune oil cylinder 10 is connected with slide block 4, is positioned under guide holder 3 two ends
Being fixedly connected by connecting rod 11 between two slide blocks 4 in portion, the assembly of two slide blocks 4 is at horizontal tune oil cylinder 10
Promote and lower can carry out transverse shifting along the length direction of guide holder 3.The bottom of guide holder 3 is provided with two groups of rollings symmetrically
Wheel, often group roller is made up of two rail head rollers 12 and a rail top pinch roller 6, is provided with sliding bearing in roller.Two groups of rail tops
The centre-to-centre spacing of pinch roller 6 remains 1505mm, i.e. keeps consistent with the fixed width between two rail 17.When rail relayer exists
Carry out switching tracks on curve operation time, horizontal tune oil cylinder 10 controls according to the side-play amount that detects between rail clamp assemblies and rail 17
Slide block 4 slides along guide holder 3 with the change of this side-play amount.
As shown in figs 15 and 16, vertical oil cylinder 2 one end connects suspension bracket composition 1 or vehicle body bottom frame, and the other end connects
Guide holder 3, suspension bracket composition 1 is provided with vertical downwardly extending location-plate 13, and guide holder 3 can pushing away at vertical oil cylinder 2
Catenary motion is carried out along location-plate 13 under Dong.As a kind of typical specific embodiment of the present invention, location-plate 13 and guide holder
The movable connected mode of chute-guide rail structure is used between 3.It is provided with chute 23 on location-plate 13, guide holder 3 sets
Being equipped with guide rail 22, guide holder 3 can pass through guide rail 22 under the promotion of vertical oil cylinder 2 along the chute 23 of location-plate 13
Carry out catenary motion.As the another kind of typical specific embodiment of the present invention, use between location-plate 13 and guide holder 3 guide pillar-
The movable connected mode of guide sleeve structure.Location-plate 13 uses guide pillar structure, and guide holder 3 is provided with guide pin bushing, guide holder
3 can carry out catenary motion along location-plate 13 by guide pin bushing under the promotion of vertical oil cylinder 2, and guide holder 3 is in space
Vertical position is controlled by vertical oil cylinder 2.
As shown in Figure 8, guide holder 3 is provided with Pneumatic locking mechanism.When rail draw off gear is in non-job state,
This device relies on deadweight to hang on vehicle body bottom frame by this mechanism.This Pneumatic locking mechanism farther includes carry oil cylinder 16, fixes
Seat 21 and hook 25, fixing seat 21 is arranged on the suspension bracket composition 1 on location-plate 13 top.Consolidating of carry oil cylinder 16
Fixed end is arranged on guide holder 3, and hook 25 includes first end, the second end and the 3rd end, the first end of hook 25
Portion is connected with the movable end carrying oil cylinder 16, and the second end of hook 25 is connected with location-plate 13, the 3rd end of hook 25
Can be by the fixing hole carry on fixing seat 21 on fixing seat 21 when rail draw off gear is in extension fortune state.When rail is received
Put device in running order time, unclamp the connection between the 3rd end and the fixing seat 21 of hook 25, guide holder 3 can be perpendicular
Catenary motion is carried out along location-plate 13 under the promotion of oil cylinder 2.
As shown figs. 11 and 12, slide block 4 farther includes to be arranged on the bottom of guide holder 3, indulges along guide holder 3
Stretch downwards, the three blocks of longitudinal plates 15 being arranged side by side, in longitudinal plate 15 of L-shaped, be provided with reinforcement dividing plate.Guide holder 3
Bottom be provided with T-rail 19, the cover plate 24 at slide block 4 top is provided with T-shaped chute 20, slide block 4 can lead to
Cross T-shaped chute 20 and carry out transverse shifting along the T-rail 19 of guide holder 3.The motion of slide block 4 is fixing by fixing end
In the side of guide holder 3, movable end telescopic horizontal tune oil cylinder 10 joining with slide block 4 controls, two slide blocks 4
Between connected by connecting rod 11.During two groups of rail clamp assemblies clamping rail, the gauge of rail 17 is 1505mm.
As shown in accompanying drawing 13,14,20,21,22 and 23, long clip wheel 5, rail top pinch roller 6 and short clip wheel 7 are arranged further
Between longitudinal plate 15 of two pieces of L-shaped.Folder cylinder of rail, the pressure of folder cylinder of rail it is provided with between each movable clip wheel and slide block 4
Power controls in certain scope, and folder cylinder of rail energy control activity clip wheel swings.One end of long clip wheel 5 is by bearing pin 14 and slides
Block 4 is hinged, and the other end of long clip wheel 5 is connected with the movable end of folder cylinder of rail 29.Bearing pin is passed through in one end of short clip wheel 7
14 is hinged with slide block 4, and the other end of short clip wheel 7 is connected with the movable end of folder cylinder of rail 1.Rail head roller 12 is arranged
Between longitudinal plate 15 of long clip wheel 5 and two pieces of L-shaped at short clip wheel 7 rear portion.The rail that the specific embodiment of the invention describes is received
Put device the difference of rail 17 method of clamping is: the present invention carries out weave control by long clip wheel 5 and short clip wheel 7, two
Slide block 4 is slided under the effect of single horizontal oil cylinder 10 together by connecting rod 11, and the center of two groups of slide blocks 4 is solid
Fixed constant.The mode clamped rail 17 due to the present invention is different, the slide block 4 in the present invention by rail 17 it
Between connecting cleat 18 time, long clip wheel 5 and short clip wheel 7 can temporarily be backed down.Now, position the rail head roller fixed
12 rail heads controlling rail 17, pass through connecting cleat 18, latter two movable clip wheel return to original position.Changing
During rail operation, rail top pinch roller 6, under the effect of vertical oil cylinder 10, applies a downward pressure all the time to the rail top of rail 17.
Rail head roller 12, under the effect of folder cylinder of rail, clamps the rail head of rail 17 all the time.When there being connecting cleat 18 by roller,
Connecting cleat 18 can strut movable clip wheel, after by connecting cleat 18, and the rail head of movable clip wheel clamping rail 17.
As shown in accompanying drawing 17,18 and 19, when rail 17 is clamped by two groups of clamping rail assemblies, two groups of rail top pressures
Take turns the distance between 6 centers and remain that the fixed width between two rail 17 is consistent.Rail head roller 12 and rail top pressure
Wheel 6 is cylindrical roller, and the relative position between four rail head rollers 12 is fixed, and is positioned at two of same slide block 4
Rail head roller 12 remains that the rail head to rail 17 clamps.As shown in Figure 19, lead to when rail draw off gear
When crossing the connecting cleat 18 between rail 17, folder cylinder of rail 1 elongation, and folder cylinder of rail 29 shortening, long clip wheel 5
With the space between short clip wheel 7 increases, rail draw off gear is made to pass through connecting cleat 18.Now, it is positioned at long clip wheel
5 and the rail head roller 12 at short clip wheel 7 rear portion still clamp the rail head of rail 17, keep the position of rail 17.As attached
Shown in Figure 18, after rail draw off gear is by connecting cleat 18, long clip wheel 5 and short clip wheel 7 are respectively at folder cylinder of rail
One 8, reset under the effect of folder cylinder of rail 29, and keep the rail head of rail 17 is clamped.Tool in the present invention
In body embodiment, the long enough that can do due to long clip wheel 5 and short clip wheel 7, therefore not by connecting cleat 18
Time can preferably control the gauge of rail 17, and can automatically strut when by connecting cleat 18, thus avoid
Connecting cleat 18.Rail top pinch roller 6 is between longitudinal plate 15 of two pieces of L-shaped of slide block 4, in the vertical, with length
Clip wheel 5, distance between short clip wheel 7, and rail head roller 12 are the shortest, therefore rail 17 upwarp or sagging all
Rail 17 will not be made to depart from from rail clamping device.The rail draw off gear that the specific embodiment of the invention describes is for new
Rail is finally placed in rail support groove and enters trailing bogie use, functionally can disposably control new rail at 1435mm
In the range of the gauge of (rail inner side edge away from), and can under the effect of pressure on top surface in-orbit, rail 17 be controlled at certain height, from
And avoid the bolt of rail support groove, prevent from occurring the interference of rail and bolt on performance curve.Meanwhile, it is capable to automatically rail is pressed from both sides
The distance held between assembly and rail 17 is adjusted, and makes rail 17 smoothly enter rail support groove.
By implementing the rail draw off gear that the specific embodiment of the invention describes, it is possible to reach techniques below effect:
(1) the rail head roller in the rail draw off gear that the specific embodiment of the invention describes, movable clip wheel (long clip wheel, short folder
Wheel) and rail top pinch roller be all built in the inside of slide block, compact conformation, reduce rail because upwarping or sagging and depart from rail
The probability of clamping device；
(2) the rail draw off gear that the specific embodiment of the invention describes is by movable clip wheel (long clip wheel, short clip wheel) and rail
The position of the form control rail of head rest wheel combination, adds the length of clip wheel, and then adds the effective range clamping rail,
When being prevented from the connecting cleat by rail, rail departs from clamping device, and remains that rail enters the rail before rail support groove
Away from.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is and other embodiments
Difference, between each embodiment, identical similar portion sees mutually.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any pro forma restriction.Although this
Invention discloses as above with preferred embodiment, but is not limited to the present invention.Any those of ordinary skill in the art,
In the case of the spirit of the present invention and technical scheme, all may utilize the method for the disclosure above and technology contents to this
Bright technical scheme makes many possible variations and modification, or is revised as the Equivalent embodiments of equivalent variations.Therefore, every do not take off
From the content of technical solution of the present invention, the technical spirit of the foundation present invention is to any simple modification made for any of the above embodiments, equivalent
Replace, equivalence changes and modifies, and all still falls within the range of technical solution of the present invention protection.
Claims (10)
1. a rail draw off gear, including: positioning component, and the rail clamp assemblies being fixed thereon, its feature
Being, described positioning component farther includes the guide holder (3) that bottom is provided with the strip of guide rail along its length,
Form (1) from the vertical downwardly extending suspension bracket of vehicle body bottom frame, and two are perpendicular to length over ends of body direction and erect from vehicle body bottom frame
Straight downwardly extending telescopic vertical oil cylinder (2), described guide holder (3) can be under the promotion of described vertical oil cylinder (2)
Carry out catenary motion；Described rail clamp assemblies farther includes to be arranged in pairs in described guide holder (3) bottom, two ends
Slide block (4), described slide block (4) can carry out transverse shifting along the length direction of described guide holder (3)；Described cunning
The inside of block (4) is further provided with:
Positioned opposite to each other along the length direction of described guide holder (3), the rail head of rail (17) is carried out movable clamping
Long clip wheel (5) and short clip wheel (7)；
Be positioned at described long clip wheel (5) and the rear portion of short clip wheel (7), and along described guide holder (3) length direction each other
It is oppositely arranged, remains that the rail head to described rail (17) is fixed the rail head roller (12) of clamping；
It is arranged on the top between described long clip wheel (5) and short clip wheel (7), remains the rail to described rail (17)
Face applies rail top pinch roller (6) of downward pressure.
Rail draw off gear the most according to claim 1, it is characterised in that: described positioning component also includes horizontal tune oil cylinder
And connecting rod (11) (10), the described fixing end of horizontal tune oil cylinder (10) is connected with the side of described guide holder (3),
The movable end of described horizontal tune oil cylinder (10) is connected with described slide block (4), is positioned at described guide holder (3) bottom, two ends
Two slide blocks (4) between be fixedly connected by described connecting rod (11), the combination of two described slide blocks (4)
Body can carry out transverse shifting along the length direction of described guide holder (3) under the promotion of described horizontal tune oil cylinder (10).
Rail draw off gear the most according to claim 1 and 2, it is characterised in that: described vertical oil cylinder (2) one end
Connecting described suspension bracket composition (1) or vehicle body bottom frame, the other end connects described guide holder (3), described suspension bracket composition (1)
On be provided with vertical downwardly extending location-plate (13), described guide holder (3) can be in the promotion of described vertical oil cylinder (2)
Lower carry out catenary motion along described location-plate (13).
Rail draw off gear the most according to claim 3, it is characterised in that: described location-plate is provided with cunning on (13)
Groove (23), described guide holder (3) is provided with guide rail (22), and described guide holder (3) can pass through described guide rail (22)
Under the promotion of described vertical oil cylinder (2), the chute (23) along described location-plate (13) carries out catenary motion.
Rail draw off gear the most according to claim 3, it is characterised in that: described location-plate (13) uses guide pillar knot
Structure, described guide holder (3) is provided with guide pin bushing, and described guide holder (3) can be by guide pin bushing described vertical oil cylinder (2)
Promotion under carry out catenary motion along described location-plate (13).
6. according to the rail draw off gear described in claim 4 or 5, it is characterised in that: described rail draw off gear also includes hanging
Carrying oil cylinder (16), fixing seat (21) and hook (25), described fixing seat (21) is arranged in described location-plate (13)
On suspension bracket composition (1) on top；The fixing end of described carry oil cylinder (16) is arranged on described guide holder (3), institute
State hook (25) and include that first end, the second end and the 3rd end, the first end of described hook (25) carry oil with described
The movable end of cylinder (16) is connected, and the second end of described hook (25) is connected with described location-plate (13), described hook
(25) fixing hole on described fixing seat (21) can be passed through in the 3rd end when described rail draw off gear is in and hangs fortune state
Carry is on described fixing seat (21)；When described rail draw off gear is in running order, unclamp described hook (25)
Connection between 3rd end and described fixing seat (21), described guide holder (3) can pushing away in described vertical oil cylinder (2)
Catenary motion is carried out along described location-plate (13) under Dong.
7. according to the rail draw off gear according to any one of claim 1,2,4,5, it is characterised in that: described slide block (4)
Including being arranged on the bottom of described guide holder (3), along described guide holder (3) longitudinally under stretch, three pieces be arranged side by side
Longitudinal plate (15)；The bottom of described guide holder (3) is provided with T-rail (19), the top of described slide block (4)
Being provided with T-shaped chute (20), described slide block (4) can pass through the T-shaped chute (20) T along described guide holder (3)
Shape guide rail (19) carries out transverse shifting.
Rail draw off gear the most according to claim 7, it is characterised in that: described long clip wheel (5), rail top pinch roller (6)
With short clip wheel (7) is arranged between longitudinal plate (15) of two pieces of L-shaped, bearing pin (14) is passed through in one end of described long clip wheel (5)
Hinged with described slide block (4), the other end of described long clip wheel (5) is connected with the movable end of folder cylinder of rail two (9)；
One end of described short clip wheel (7) is hinged with described slide block (4) by described bearing pin (14), described short clip wheel (7)
The other end with folder cylinder of rail one (8) movable end be connected；Described rail head roller (12) is arranged on described long clip wheel (5)
And between longitudinal plate (15) of two pieces of L-shaped at short clip wheel (7) rear portion.
Rail draw off gear the most according to claim 8, it is characterised in that: when rail clamp assemblies described in two groups is to institute
Stating rail (17) when clamping, described in two groups, the distance between rail top pinch roller (6) center remains and two rail
(17) fixed width between is consistent；Described rail head roller (12) is cylindrical roller, four rail head rollers (12)
Between relative position fix, two the rail head rollers (12) being positioned at same described slide block (4) remain described
The rail head of rail (17) clamps.
Rail draw off gear the most according to claim 8 or claim 9, it is characterised in that: when described rail draw off gear passes through
During connecting cleat (18) between described rail (17), described folder cylinder of rail one (8) extends, and described folder rail oil
Cylinder two (9) shortens, and the space between described long clip wheel (5) and short clip wheel (7) increases, and makes described rail draw off gear
Passing through described connecting cleat (18), the most described rail head roller (12) still clamps the rail of described rail (17)
Head, keeps the position of described rail (17)；After described rail draw off gear is by connecting cleat (18), described length
Clip wheel (5) and short clip wheel (7) respectively described folder cylinder of rail one (8), folder cylinder of rail two (9) effect under reset,
And keep the rail head of described rail (17) is clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510020228.1A CN104562874B (en) | 2015-01-15 | 2015-01-15 | Rail draw off gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510020228.1A CN104562874B (en) | 2015-01-15 | 2015-01-15 | Rail draw off gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104562874A CN104562874A (en) | 2015-04-29 |
| CN104562874B true CN104562874B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510020228.1A Active CN104562874B (en) | 2015-01-15 | 2015-01-15 | Rail draw off gear |
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| Country | Link |
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| CN (1) | CN104562874B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468257A (en) * | 2018-04-09 | 2018-08-31 | 浙江鑫湖医疗科技有限公司 | Device for regulating rail and orbit adjusting method |
| CN112681036B (en) * | 2020-12-15 | 2022-06-17 | 武汉锐进铁路发展有限公司 | Track laying device and method for track traffic engineering construction |
| CN112853830B (en) * | 2021-01-04 | 2022-06-21 | 株洲旭阳机电科技开发有限公司 | Automatic two-way locking mechanism of rail |
| CN112850128B (en) * | 2021-01-04 | 2022-09-06 | 中铁四局集团有限公司 | Automatic sorting and pushing device and method for steel rails |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03158504A (en) * | 1989-11-15 | 1991-07-08 | Toko Sangyo Kk | Track skeleton longitudinally feeding truck |
| CN201678916U (en) * | 2009-11-23 | 2010-12-22 | 株洲新通铁路装备有限公司 | Rolling type rail clamping device |
| CN201873911U (en) * | 2009-11-23 | 2011-06-22 | 株洲新通铁路装备有限公司 | Sliding type steel rail clamping device |
| CN201678918U (en) * | 2009-11-23 | 2010-12-22 | 株洲新通铁路装备有限公司 | Steel rail picking and laying device of seamless line rapid rail change operation vehicle |
| CN201678917U (en) * | 2009-11-23 | 2010-12-22 | 株洲新通铁路装备有限公司 | Jointless track fast rail replacing work vehicle |
| JP5723820B2 (en) * | 2012-04-04 | 2015-05-27 | 日鉄住金テックスエンジ株式会社 | Long rail conveying device and conveying method |
| CN104264548B (en) * | 2014-10-15 | 2016-05-11 | 株洲时代电子技术有限公司 | Rail draw off gear |
| CN204589732U (en) * | 2015-01-15 | 2015-08-26 | 株洲时代电子技术有限公司 | A kind of rail draw off gear |
-
2015
- 2015-01-15 CN CN201510020228.1A patent/CN104562874B/en active Active
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|---|---|
| CN104562874A (en) | 2015-04-29 |
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