CN111321641A - Rail collection device and long steel rail transport vehicle set - Google Patents
Rail collection device and long steel rail transport vehicle set Download PDFInfo
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- CN111321641A CN111321641A CN201811521968.3A CN201811521968A CN111321641A CN 111321641 A CN111321641 A CN 111321641A CN 201811521968 A CN201811521968 A CN 201811521968A CN 111321641 A CN111321641 A CN 111321641A
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- rail
- locking
- guide groove
- blocks
- facing
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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
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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
- E01B2203/00—Devices for working the railway-superstructure
- E01B2203/01—Devices for working the railway-superstructure with track
- E01B2203/017—Devices for working the railway-superstructure with track removed or not present yet
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention provides a rail collecting device and a long steel rail transport vehicle set, relates to railway transport equipment, and can solve the problem that in the prior art, a large amount of labor and time are consumed in the installation process of a rail collecting shuttle head. The invention comprises the following steps: the rail receiving shuttle heads and the guide grooves for the rail receiving shuttle heads to penetrate through; the rail retracting shuttle head is provided with two clamping plates for fixing a steel rail; the two opposite sides of the guide groove are provided with a locking stop block and a limit stop block in a sliding manner, and the limit stop block and the locking stop block are arranged at intervals; the two opposite sides of the guide groove are also provided with positioning frames, the positioning frames are provided with first locking blocks opposite to the locking stop blocks and second locking blocks opposite to the limit stop blocks, first reset springs are arranged between the first locking blocks and the locking stop blocks, second reset springs are arranged between the second locking blocks and the limit stop blocks, and the rigidity of the first reset springs is larger than that of the second reset springs.
Description
Technical Field
The invention relates to railway transportation equipment, in particular to a rail folding device and a long steel rail transport vehicle set.
Background
The steel rail is a main component of the railway track, and the high-quality steel rail can ensure the stable and safe operation of the train. However, if the rail is worn and worn, the safety of the train is affected, and the rail should be recovered in time. In the process of recovering the long rails, it is generally necessary to carry out the long rail unloading work by long rail transport equipment.
In the prior art, before a long steel rail transport vehicle set is used for rail collection operation, rail collection shuttle heads need to be installed at the end parts of steel rails manually, so that collision and deadlocking are prevented when the steel rails pass through various rail collection guide grooves and other facilities on the vehicle set in the rail collection process. Specifically, when the steel rail is still on the ground, the end part of the steel rail is tilted by a rail lifter manually, the rail collecting shuttle head is sleeved with the end part of the steel rail, and the rail collecting shuttle head is fixedly connected with the steel rail by penetrating through the rail collecting shuttle head and the steel rail through bolts.
However, the installation process of the existing rail retracting shuttle head consumes more manpower and time, which results in lower working efficiency.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a rail retracting device and a long steel rail transport vehicle set, which can overcome the problems.
A first aspect of the present invention provides a rail retracting device, comprising: the rail receiving shuttle heads and the guide grooves for the rail receiving shuttle heads to penetrate through; the rail retracting shuttle head is provided with two clamping plates for fixing a steel rail; the two opposite sides of the guide groove are provided with a locking stop block and a limit stop block in a sliding manner, and the limit stop block and the locking stop block are arranged at intervals; the two opposite sides of the guide groove are also provided with positioning frames, the positioning frames are provided with first locking blocks opposite to the locking stop blocks and second locking blocks opposite to the limit stop blocks, first reset springs are arranged between the first locking blocks and the locking stop blocks, second reset springs are arranged between the second locking blocks and the limit stop blocks, and the rigidity of the first reset springs is larger than that of the second reset springs.
Optionally, one end of the clamping plate facing the rail entering direction is provided with a guide plate, and the guide plate is inclined from one end facing the clamping plate to the other end along the direction far away from the central line of the rail retracting shuttle head.
Optionally, a surface of the locking stopper facing the rail retracting shuttle head includes a first slope section that gradually slopes in a direction toward a center line of the guide groove from one end facing the limit stopper to the other end.
Optionally, the surface of the locking stopper facing the rail retracting shuttle head further comprises a first straight section, and the first straight section is arranged at one end, away from the limit stopper, of the first inclined section.
Optionally, the surface of the limit stop facing the rail retracting shuttle head comprises a second slope section, and the second slope section gradually inclines along the direction facing the central line of the guide groove from one end far away from the locking stop to the other end.
Optionally, the surface of the limit stop facing the rail retracting shuttle head further comprises a second straight section, and the second straight section is arranged at one end of the second inclined section facing the locking stop.
Optionally, the first locking block and the second locking block are fastened to the positioning frame by fasteners.
Optionally, a spring mounting hole and a threaded hole are formed in the first locking block, the spring mounting hole is communicated with the threaded hole, the first return spring is inserted into the spring mounting hole, an adjusting plug is arranged in the threaded hole, the adjusting plug abuts against the first return spring, and the adjusting plug is used for adjusting the compression amount of the first return spring.
Optionally, the guide slot comprises: the guide groove comprises a guide groove body, wherein the locking stop block and the limit stop block are arranged on the guide groove body, a guide ring is arranged at one end, facing the limit stop block, of the guide groove body, and the guide ring inclines from one end, facing the guide groove body, to the other end along the direction far away from the central line of the guide groove.
By adopting the rail retracting device provided by the invention, before the steel rail is retracted, the rail retracting shuttle head can be placed at the inlet end of the guide groove, when two sides of the front end of the rail retracting shuttle head are propped against the limit stop, the rail retracting shuttle head pushes the limit stop along the direction far away from the central line of the guide groove, the second return spring is in a compressed state, when the widest part of the rail retracting shuttle head passes through the limit stop, the second return spring can restore to the original state, the limit stop returns to the original position to clamp the rail retracting shuttle head, and the rail retracting shuttle head is prevented from moving towards the inlet end, namely moving backwards; meanwhile, the two sides of the front end of the rail collecting shuttle head abut against the locking stop blocks, and the rigidity of the first reset spring is relatively large, so that the rail collecting shuttle head cannot compress the first reset spring through the locking stop blocks, and therefore the rail collecting shuttle head is clamped at the position, namely the widest part of the rail collecting shuttle head is clamped between the locking stop blocks and the limit stop blocks.
The rail collecting device is arranged on a moving path during rail recovery, and when the rails are recovered, the rails can penetrate into the rail collecting device under the action of the force of shoveling the long rail transport vehicle group to collect the rails. The rail enters from the inlet end of the guide groove and smoothly enters between the two clamping plates from the fishtail-shaped structure of the rail-retracting shuttle head, and when the rail moves in place relative to the clamping plates, namely after the rail is tightly inserted, the rail-retracting shuttle head and the rail are installed.
The rail withstands to receive the rail shuttle head and continues to move forward together, and at this moment, long rail transport vechicle group shovel receives the rail and makes the effort that the rail removed can overcome first reset spring and provide the locking power of locking dog, and first reset spring is compressed, then the rail and receive the rail shuttle head and can follow the direction of keeping away from the guide slot central line and support and push up the locking dog, receive the rail shuttle head and then the paediatrics shifts out from the guide slot with the rail, and the operation of penetrating of whole receipts rail shuttle head is accomplished.
In another aspect, the present invention provides a long rail transport vehicle set comprising: the rail collecting device comprises an end trolley and any one of the rail collecting devices, wherein the end trolley is provided with a mounting seat, and the rail collecting device is mounted on the mounting seat.
The rail retracting device and the long steel rail transport vehicle set provided by the invention have the advantages that the structure is simple, the operation is convenient, the acting force of the long steel rail transport vehicle set for retracting the steel rail can be utilized, the steel rail is automatically jacked into the rail retracting shuttle head, the installation of the steel rail and the rail retracting shuttle head is completed, the manpower and the operation time are greatly saved, and the work efficiency is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a first schematic structural diagram of a rail retracting device provided in this embodiment;
fig. 2 is a second schematic structural diagram of the rail retracting device provided in this embodiment;
FIG. 3 is a cross-sectional view at A-A of FIG. 2;
fig. 4 is a schematic connection diagram of the rail retracting device and the mounting base provided in this embodiment;
fig. 5 is an installation schematic diagram of the rail retracting device provided in this embodiment.
Description of reference numerals:
100-a rail retracting device; 110-rail retracting shuttle heads; 111-front end; 112-widest part; 113-back end; 114-a splint; 115-a guide plate;
120-a guide groove; 120 a-inlet end; 121-a channel body; 122-a guide ring; 123-pin; 131-a locking stop; 131 a-a first ramp segment; 132-limit stops; 132 a-a second ramp segment; 140-a positioning frame; 141-first locking block; 142-a second locking block; 143-adjusting the plug; 151-first return spring; 152-a second return spring;
200-end cart; 210-mount.
With the above figures, certain embodiments of the invention have been illustrated and described in more detail below. The drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate it by those skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The terms "upper", "lower", "front", "rear", and the like are used for describing relative positions of the respective structures in the drawings, and are only for the sake of clarity, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationships thereof are also regarded as the scope of the present invention without substantial technical changes.
In addition, in the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Fig. 1 is a first schematic structural diagram of a rail retracting device provided in this embodiment; fig. 2 is a second schematic structural diagram of the rail retracting device provided in this embodiment; FIG. 3 is a cross-sectional view at A-A of FIG. 2; fig. 4 is a schematic connection diagram of the rail retracting device and the mounting base provided in this embodiment; fig. 5 is an installation schematic diagram of the rail retracting device provided in this embodiment.
Referring to fig. 1-5, the present embodiment provides a rail retracting device 100 for mounting on an end cart 200 of a long rail transport consist. Rail collection device 100 may include: a rail-receiving shuttle head 110 and a guide groove 120 for the rail-receiving shuttle head 110 to pass through. In this embodiment, for convenience of description, the end where the rail enters is the inlet end 120a of the rail retracting device 100.
The rail-retracting shuttle head 110 is provided with a rear end 113 facing the inlet end 120a and a front end 111 facing away from the inlet end 120a, and the connection part of the rear end 113 and the front end 111 is the widest part 112 of the rail-retracting shuttle head 110; the front end 111 of the rail-collecting shuttle head 110 gradually increases in width from front to back, and the rear end 113 of the rail-collecting shuttle head 110 gradually decreases in width from front to back. In this embodiment, the structure of the rail-retracting shuttle head 110 is not particularly limited as long as the function of fixing the rail can be achieved.
Illustratively, the rail-retracting shuttle head 110 may include a shuttle head body hinged with two clamping plates 114 extending from front to back, the two clamping plates 114 being used to clamp and fix the rail together. Wherein, the ends of the two clamping plates 114 departing from the inlet end 120a are both hinged with the shuttle head main body, and a clamping spring is also arranged between the two clamping plates 114 in a propping manner and is positioned at the end of the clamping plate 114 departing from the inlet end 120 a; when the rail gradually enters between the two clamping plates 114, the spring is compressed and has certain elastic potential energy, and after the rail moves in place relative to the clamping plates 114, the two clamping plates 114 tightly clamp the rail under the action of the elastic potential energy of the spring, so that the rail is reliably fixed. Of course, the structure of the rail receiving shuttle head 110 is not limited thereto, and this embodiment is only an example, and the rail receiving shuttle head 110 may adopt a conventional structure in the art.
In some examples, the ends of the two jaws 114 toward the inlet end 120a may be provided with a fishtail structure to guide the rail into between the two jaws 114. Illustratively, one end of the clamp plate 114 facing the rail entering direction is provided with a guide plate 115, and the guide plate 115 is inclined from one end facing the clamp plate 114 to the other end in a direction away from the center line of the rail-retracting shuttle head 110. Wherein, the guide plate 115 and the clamping plate 114 connected with the guide plate can be integrally arranged; the two guide plates 115 form a fishtail structure.
The guide groove 120 may be a hollow cylinder having a central axis, i.e., a center line, and the guide groove 120 may be a cube, an oval cylinder, a cylinder, or the like, for example, as long as the maximum width in the guide groove 120 is greater than the maximum width of the rail receiving shuttle 110, so as to allow the rail receiving shuttle 110 to penetrate. The present embodiment and the following embodiments are not explained by taking a cube in which the guide groove 120 is hollow as an example; when the guide groove 120 has other shapes such as a cylinder, the implementation thereof may be similar.
The guide groove 120 is provided with a locking stopper 131 and a limit stopper 132 along two opposite axial sides thereof in a sliding manner, that is, the guide groove 120 is provided with a sliding locking stopper 131 and a sliding limit stopper 132 along two opposite axial sides thereof, so that the locking stopper 131 can slide relative to the guide groove 120, and the limit stopper 132 can slide relative to the guide groove 120; the sliding directions of the locking stopper 131 and the limit stopper 132 are both perpendicular to the axial direction of the guide groove 120, and the sliding direction of the locking stopper 131 is parallel to the sliding direction of the limit stopper 132.
The limit stopper 132 and the locking stopper 131 are arranged at intervals; the distance between the limit stopper 132 and the locking stopper 131 is related to the size of the rail receiving shuttle 110, that is, the distance between the limit stopper 132 and the locking stopper 131 can be set according to the size of the rail receiving shuttle 110, so that after the rail receiving shuttle 110 is installed, the widest part 112 of the rail receiving shuttle 110 can be located between the limit stopper 132 and the locking stopper 131, that is, the widest part 112 of the rail receiving shuttle 110 can be clamped between the limit stopper 132 and the locking stopper 131, and the locking stopper 131 can abut against the front end 111 of the rail receiving shuttle 110, so as to limit the rail receiving shuttle 110 at the position.
Illustratively, the guide groove 120 is provided with a first mounting hole, the locking stopper 131 is slidably mounted in the first mounting hole, and the shape of the first mounting hole is matched with that of the locking stopper 131; for example, when the locking stopper 131 is a cube, the first mounting hole is a square hole. In addition, the outer end of the locking stop 131, which is away from the center line of the guide groove 120, is provided with a first limit portion, which is formed by extending the outer wall of the locking stop 131 in a direction away from the center line of the locking stop 131, so as to prevent the locking stop 131 from completely sliding into the guide groove 120, thereby ensuring the operational reliability of the rail retracting device 100.
A second mounting hole is formed in the guide groove 120, the limit stopper 132 is slidably mounted in the second mounting hole, and the shape of the second mounting hole is matched with that of the limit stopper 132; for example, when the limit stopper 132 is a cube, the second mounting hole is a square hole. In addition, the outer end of the limit stop 132, which is away from the central line of the guide groove 120, is provided with a second limit portion, and the second limit portion is formed by extending the outer wall of the limit stop 132 in the direction away from the central line of the limit stop 132, so as to prevent the limit stop 132 from completely sliding into the guide groove 120, thereby ensuring the operational reliability of the rail retracting device 100.
The opposite two sides of the guide groove 120 are further provided with a positioning frame 140, the positioning frame 140 is provided with a first locking block 141 opposite to the locking stopper 131 and a second locking block 142 opposite to the limit stopper 132, a first return spring 151 is arranged between the first locking block 141 and the locking stopper 131, a second return spring 152 is arranged between the second locking block 142 and the limit stopper 132, and the stiffness of the first return spring 151 is greater than that of the second return spring 152.
Illustratively, the positioning frame 140 may be U-shaped, for example, the positioning frame 140 includes two opposite and parallel connecting plates, both of which are connected to one side of the guide groove 120 where the locking stopper 131 and the limit stopper 132 are disposed, and the connecting plates may be integrally disposed with the guide groove 120 or welded and fixed; the ends of the two connecting plates departing from the guide groove 120 are connected through a mounting plate, the first locking block 141 and the second locking block 142 are both mounted on the mounting plate, and the first locking block 141 and the second locking block 142 are respectively arranged opposite to the locking stopper 131 and the limit stopper 132.
Wherein, be provided with the third mounting hole on the mounting panel, first locking piece 141 wears to establish in the third mounting hole, and the one end that first locking piece 141 deviates from guide slot 120 is provided with first flange, evenly is provided with a plurality of fastening holes on the first flange, is provided with corresponding fastening hole on the mounting panel to through fasteners such as bolts with first locking piece 141 and mounting panel fastening connection, also promptly with first locking piece 141 and locating rack 140 fastening connection.
Still be provided with the fourth mounting hole on the mounting panel, second locking block 142 wears to establish in the fourth mounting hole, and the one end that second locking block 142 deviates from guide slot 120 is provided with the second flange, evenly is provided with a plurality of fastening holes on the second flange, is provided with corresponding fastening hole on the mounting panel to through fasteners such as bolts with second locking block 142 and mounting panel fastening connection, also promptly with second locking block 142 and locating rack 140 fastening connection.
A first return spring 151 may be disposed between the first locking block 141 and the locking stopper 131, and for example, both ends of the first return spring 151 may be fixedly connected to the first locking block 141 and the locking stopper 131 respectively; a second return spring 152 may be disposed between the second locking block 142 and the limit stop 132, for example, two ends of the second return spring 152 may be fixedly connected to the second locking block 142 and the limit stop 132, respectively; and the first return spring 151 has a stiffness greater than that of the second return spring 152.
Since the stiffness of the first return spring 151 is greater than that of the second return spring 152, the sizes of the first locking block 141 and the locking stopper 131, which are abutted against the first return spring 151, may be greater than those of the second locking block 142 and the limit stopper 132, respectively.
The operation of the rail retracting device 100 provided in this embodiment will be described as an example. Here, the positions of the respective members of the rail collection device 100, such as the limit stoppers 132 and the lock stoppers 131, are set as initial positions when the rails are not collected.
Before the steel rail is recovered, the rail-collecting shuttle head 110 can be placed at the inlet end 120a of the guide groove 120, when two sides of the front end 111 of the rail-collecting shuttle head 110 are abutted against the limit stop 132, the rail-collecting shuttle head 110 pushes the limit stop 132 along the direction far away from the central line of the guide groove 120, the second return spring 152 is in a compressed state, when the widest part 112 of the rail-collecting shuttle head 110 passes through the limit stop 132, the second return spring 152 can restore to the original state, and the limit stop 132 returns to the original position to clamp the rail-collecting shuttle head 110, so that the rail-collecting shuttle head 110 is prevented from moving towards the inlet end 120a, namely moving backwards; meanwhile, both sides of the front end 111 of the rail retracting shuttle head 110 abut against the locking stop 131, and because the rigidity of the first return spring 151 is relatively large, the rail retracting shuttle head 110 cannot compress the first return spring 151 through the locking stop 131 at this time, and therefore, the rail retracting shuttle head 110 is clamped at this position, that is, the widest part 112 of the rail retracting shuttle head 110 is clamped between the locking stop 131 and the limit stop 132.
The rail collecting device 100 is installed on a moving path during rail collection, and when the rail is collected, the rail penetrates into the rail collecting device 100 under the action of the force of the long rail carrier group shoveling and collecting the rail. The rail enters from the inlet end 120a of the guide groove 120 and smoothly enters between the two clamping plates 114 from the fishtail structure of the rail-retracting shuttle head 110, and when the rail moves in place relative to the clamping plates 114, namely the rail is inserted tightly, the rail-retracting shuttle head 110 and the rail are installed.
The steel rail abuts against the rail receiving shuttle head 110 to move forwards continuously, at the moment, the long steel rail transport vehicle group shovels the steel rail and enables the acting force of the movement of the steel rail to overcome the locking force provided by the first return spring 151 to the locking stop 131, the first return spring 151 is compressed, the steel rail and the rail receiving shuttle head 110 can abut against the locking stop 131 along the direction far away from the central line of the guide groove 120, the rail receiving shuttle head 110 and the steel rail are moved out of the guide groove 120 in the pediatric mode, and the penetrating operation of the whole rail receiving shuttle head 110 is completed.
The rail collecting device 100 provided by the embodiment has the advantages that the structure is simple, the operation is convenient, the acting force of the steel rail can be collected by utilizing the long steel rail transport vehicle group, the rail collecting shuttle head 110 can be automatically ejected into the steel rail, the installation of the steel rail and the rail collecting shuttle head 110 can be completed, the manpower and the operation time can be greatly saved, and the work efficiency can be improved.
Alternatively, the surface of the locking stopper 131 facing the rail retracting shuttle head 110 includes a first slope section 131a, and the first slope section 131a is gradually inclined from one end facing the limit stopper 132 to the other end (i.e., from the rear to the front) in a direction toward the center line of the guide groove 120. The first slope section 131a can be adapted to the slope degree of the side surface of the front end 111 of the rail-retracting shuttle head 110, so as to facilitate the forward movement of the rail-retracting shuttle head 110.
In addition, the surface of the locking stopper 131 facing the rail retracting shuttle head 110 further includes a first straight section, and the first straight section is disposed at an end of the first inclined section 131a facing away from the limit stopper 132.
Alternatively, the surface of the limit stopper 132 facing the rail retracting shuttle head 110 includes a second slope section 132a, and the second slope section 132a gradually inclines in a direction toward the center line of the guide groove 120 from one end away from the locking stopper 131 to the other end (i.e., from the rear to the front). The first slope section 131a can be adapted to the slope degree of the side surface of the front end 111 of the rail-retracting shuttle head 110, so as to facilitate the forward movement of the rail-retracting shuttle head 110.
In addition, the surface of the limit stopper 132 facing the rail retracting shuttle head 110 further includes a second straight section, and the second straight section is disposed at an end of the second inclined section 132a facing the locking stopper 131.
Optionally, a spring mounting hole and a threaded hole are formed in the first locking block 141, the spring mounting hole is communicated with the threaded hole, the first return spring 151 is inserted into the spring mounting hole, an adjusting plug 143 is arranged in the threaded hole, the adjusting plug 143 abuts against the first return spring 151, and the adjusting plug 143 is used for adjusting the compression amount of the first return spring 151.
In this embodiment, the compression amount of the first return spring 151 may be adjusted according to the acting force of the long rail transport vehicle set for shoveling and retracting the rail, so as to adjust the locking force of the first return spring 151 on the lock stopper 131. Illustratively, when the adjusting plug 143 moves toward the guide groove 120, the first return spring 151 may be compressed, and the locking force of the first return spring 151 on the lock stopper 131 increases, and at this time, the force required for the long rail transport unit to shovel the rail is also relatively large so as to overcome the locking force of the first return spring 151 on the lock stopper 131.
In addition, the limit stop 132 may also be provided with an adjusting plug 143 to adjust the compression amount of the second return spring 152, and the structure and implementation process of the limit stop 132 may be similar to those of the locking stop 131, which is not described herein again.
Optionally, the guide groove 120 comprises: the guide groove body 121, the locking stopper 131 and the limit stopper 132 are disposed on the guide groove body 121, the guide groove body 121 is provided with a guide ring 122 at an end facing the limit stopper 132, and the guide ring 122 is inclined in a direction away from the center line of the guide groove 120 from the end facing the guide groove body 121 to the other end (i.e., from the front to the back). Wherein the guiding ring 122 forms a bell mouth-like structure to guide the rail receiving shuttle head 110 and the rail into.
In addition, one side of the guide groove 120 is provided with a connection part for connecting with the end car 200 in the long rail transport vehicle group. Illustratively, the connecting portion may include a pin 123 disposed on the guide groove 120, and one end of the pin 123 penetrating through the guide groove 120 is connected to the mounting seat 210 on the end cart 200. For example: one end of the pin 123 is fixedly connected with the guide groove 120; the other end of the pin 123 penetrates through the guide groove 120 and then penetrates through the mounting seat 210; the portion of the pin 123 that passes out of the mounting seat 210 may be provided with a locking member, which may include: the clamp spring, the screw axially perpendicular to the pin 123 and the like are used for preventing the pin 123 from sliding out of the mounting seat 210, so that the mounting reliability of the rail collecting device 100 and the mounting seat 210, namely the mounting reliability of the rail collecting device 100 and the end trolley 200, is ensured. The mounting base 210 may be integrally disposed with the end cart 200, or the mounting base 210 may be fixed to the end cart 200 by welding, clamping, or screwing.
The embodiment also provides a long rail transport vechicle group, includes: the end carriage 200 and the rail retracting device 100 in any of the foregoing embodiments, the end carriage 200 is provided with a mounting seat 210, and the rail retracting device 100 is mounted on the mounting seat 210.
Illustratively, the rail collecting device 100 may be fixed on the mounting base 210 by a pin 123, a bolt, or other fasteners. After the rail retracting device 100 is mounted on the mounting seat 210 of the end carriage 200, the force required to cause the rail long rail transport vehicle set to retract the rail is required to enter the rail retracting shuttle head 110 from the entrance end 120a of the guide groove 120 in the rail retracting device 100.
The structure, function and implementation process of the rail retracting device 100 may be the same as those of the foregoing embodiments, and are not described herein again.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A rail retracting device, comprising: the rail receiving shuttle heads and the guide grooves for the rail receiving shuttle heads to penetrate through; the rail retracting shuttle head is provided with two clamping plates for fixing a steel rail; the two opposite sides of the guide groove are provided with a locking stop block and a limit stop block in a sliding manner, and the limit stop block and the locking stop block are arranged at intervals; the two opposite sides of the guide groove are also provided with positioning frames, the positioning frames are provided with first locking blocks opposite to the locking stop blocks and second locking blocks opposite to the limit stop blocks, first reset springs are arranged between the first locking blocks and the locking stop blocks, second reset springs are arranged between the second locking blocks and the limit stop blocks, and the rigidity of the first reset springs is larger than that of the second reset springs.
2. The rail retracting device of claim 1, wherein the end of the clamping plate facing the rail entering direction is provided with a guide plate, and the guide plate is inclined from the end facing the clamping plate to the other end in a direction away from the center line of the rail retracting shuttle head.
3. The rail retracting device of claim 1, wherein the surface of the locking stop facing the rail retracting shuttle head comprises a first slope section that gradually slopes in a direction toward the center line of the guide groove from one end to the other end facing the limit stop.
4. The rail retracting device of claim 3, wherein the surface of the locking stop facing the rail retracting shuttle head further comprises a first straight section disposed at an end of the first inclined section facing away from the limit stop.
5. The rail retracting device of claim 1, wherein the surface of the limit stop facing the rail retracting shuttle head comprises a second slope section that gradually slopes in a direction toward the center line of the guide groove from one end away from the locking stop to the other end.
6. The rail retracting device of claim 5, wherein the surface of the limit stop facing the rail retracting shuttle head further comprises a second straight section disposed at an end of the second inclined section facing the locking stop.
7. The track collection device of claim 1, wherein the first and second lock blocks are securely connected to the spacer by fasteners.
8. The rail retracting device of claim 1, wherein a spring mounting hole and a threaded hole are formed in the first locking block, the spring mounting hole is communicated with the threaded hole, the first return spring is inserted into the spring mounting hole, an adjusting plug is arranged in the threaded hole, the adjusting plug abuts against the first return spring, and the adjusting plug is used for adjusting the compression amount of the first return spring.
9. The rail collection device of claim 1, wherein the guide channel comprises: the guide groove comprises a guide groove body, wherein the locking stop block and the limit stop block are arranged on the guide groove body, a guide ring is arranged at one end, facing the limit stop block, of the guide groove body, and the guide ring inclines from one end, facing the guide groove body, to the other end along the direction far away from the central line of the guide groove.
10. A long rail transport vehicle consist, comprising: end carriage and rail retraction device according to any of claims 1 to 9, the end carriage being provided with a mounting base on which the rail retraction device is mounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811521968.3A CN111321641B (en) | 2018-12-13 | 2018-12-13 | Rail collection device and long steel rail transport vehicle set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811521968.3A CN111321641B (en) | 2018-12-13 | 2018-12-13 | Rail collection device and long steel rail transport vehicle set |
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| CN111321641B (en) | 2021-08-24 |
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