CN115262302A - Rail retracting and replacing operation system with hoisting function and operation method - Google Patents

Abstract

The embodiment of the application provides a rail retracting and replacing operation system with a hoisting function, which comprises a front trolley, a new rail hoisting device, a rear trolley and an old rail hoisting device; the front trolley is used for bearing the new track, guiding the new track into a target installation position, bearing the old track and conveying the old track to external equipment; the new rail hoisting device is arranged on the front trolley and is used for hoisting and transporting a new rail to the front trolley; the rear trolley is used for bearing the old track, guiding the old track out to a track core or a ballast shoulder and conveying the old track to the front trolley; the old rail hoisting device is arranged on the rear trolley and is used for hoisting and transporting the old rail to the rear trolley; the rail is lifted without other equipment in the rail retracting and replacing operation stage, so that the operation efficiency can be greatly improved, the working strength is reduced, and the application range of the rail replacing operation vehicle is generally enhanced.

Description

Rail retracting and replacing operation system with hoisting function and operation method

Technical Field

The application relates to the field of maintenance of railmen, in particular to a rail retracting and replacing operation system with a hoisting function and an operation method.

Background

In recent years, with the increase of train traction weight and the increase of train passing speed, abrasion is generated on a line rail; thus requiring the track to be re-laid and replaced. The rail changing of the seamless rail of the railway is to lay the rail to the original rail, and in the process, not only the damaged rail is changed, but also the seamless rail is completed.

At present, there are two methods for seamless track switching: one is the manual rail replacement method, and the manual rail replacement method uses artifical many, and intensity of labour is big, and it is slow, trade the rail quality poor, the efficiency of construction is low and factor of safety is low to trade the rail speed in the work progress. And the other is to adopt a rail replacing vehicle to assist rail replacement.

However, in the prior art, due to the axle weight and the vehicle structure design, the recovery amount of old road materials is small, and the daily rail change mileage is greatly limited. In addition, the existing track-changing equipment needs to transport the new track to the two sides of the line in advance before changing the track, and needs to recycle the old track arranged in the center of the track bed by manpower or other equipment after changing the track.

In conclusion, the conventional rail shifting equipment for rail replacement has the defects of less function integration, poor adaptability to different lines, need of hoisting by other hoisting equipment, more complex rail replacement process and low rail replacement efficiency.

In view of this, the present application is specifically made.

Disclosure of Invention

In order to solve one of the above technical defects, the embodiment of the present application provides a rail retracting and replacing operation system with a hoisting function and an operation method.

According to a first aspect of the embodiments of the present application, there is provided a rail retracting and replacing operation system with a hoisting function, including:

the front trolley is used for bearing the new track, guiding the new track into a target installation position, bearing the old track and conveying the old track to external equipment;

the new rail hoisting device is arranged on the front trolley and used for hoisting the new rail to the front trolley;

the rear trolley is used for bearing the old track, guiding the old track out to a track core or a ballast shoulder and conveying the old track to the front trolley;

and the old rail hoisting device is arranged on the rear trolley and is used for hoisting and transporting the old rail to the rear trolley.

According to a second aspect of the embodiments of the present application, there is provided a rail retracting and replacing operation method with a hoisting function, including the following specific steps:

the new rail hoisting device hoists and transports the new rail to the front trolley;

the front trolley bears a new track and guides the new track into a target installation position;

the old rail hoisting device hoists and transports the old rail to the rear trolley;

the rear trolley bears the old track and guides the old track to be replaced to a track core or a ballast shoulder;

the old rail hoisting device hoists and transports the old rail to the rear trolley;

the rear trolley bears the old track and conveys the old track to the front trolley;

the front trolley bears the old track and conveys the old track to external equipment.

By adopting the rail retracting and replacing operation system with the hoisting function and the operation method thereof, the following beneficial effects are achieved:

according to the technical scheme provided by the embodiment of the application, other equipment is not needed to lift the rail in the rail collecting and replacing operation stage, so that the operation efficiency can be greatly improved, the working strength can be reduced, and the application range of the rail replacing operation vehicle is generally enlarged; the rail replacing with unloading can be realized by matching with the rail transport vehicle, the new rail is directly guided into the target installation position through the front trolley from the operation train or is transported to the line of the rail to be replaced in advance, the rail is reversely driven during rail collection, the rail is quickly recovered through the rear trolley and the front trolley, and the rail replacing construction method is simple.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a hanger rail of an exemplary embodiment of the present disclosure;

FIG. 2 is a schematic diagram illustrating a track-change status of the operating system of the present application;

FIG. 3 is a schematic diagram of a track retracting status of the operating system of the present application;

FIG. 4 is a general schematic view of a cart prior to the present application;

FIG. 5 is a schematic structural view of a new rail lifting device in a trolley according to the present application;

FIG. 6 is a partial schematic view of a cart according to the teachings of the present application;

FIG. 7 is a schematic view of a new rail guide in a trolley prior to the present application;

FIG. 8 is a schematic diagram of the turning of a new rail guide frame in a cart prior to the present application;

FIG. 9 is a schematic view of a traveling system in a vehicle according to the present application;

FIG. 10 is a perspective view of the entire cart according to the present application;

FIG. 11 is a schematic view of an old rail guide of the present application;

FIG. 12 is a partial top view of the cart following the present application;

FIG. 13 is a partial side view of the cart after the present application;

FIG. 14 is a schematic view of an old rail hoisting device in a trolley according to the present application;

wherein:

100. a front trolley; 200. a rear trolley; 300. an old track; 400. a new track;

110. hoisting a new rail device; 111. a transverse frame; 112. a suspension arm; 113. a new rail clamp; 114. a first fixed pulley; 115. a first movable pulley; 116. a new rail clamp drive;

120. a new rail guide; 121. a new rail guide frame; 125. a first limit; 126. a first limit guide wheel; 128. a new rail guide chute; 129. a guide wheel; 1210. a second limit guide wheel; 1211. a first lateral slider; 1212. a first transverse chute; 122. a first transverse drive member; 123. a vertical guide sleeve; 124. a vertical guide rail; 127. a vertical drive member;

130. a first tail support mechanism;

140. a first rail retracting support mechanism; 141. a first support frame; 142. a first rail retracting guide groove; 143. a first vertical guide wheel; 144. a first transverse guide wheel;

150. a running system;

160. a hydraulic system;

170. a braking system;

180. a power system;

190. an electrical system;

210. hanging a new rail device; 211. a longitudinal frame; 212. hoisting an old rail driving piece;

220. an old rail guide; 221. an old rail guide frame; 222. a longitudinal slide block; 223. a longitudinal guide rail; 224. a second limit piece; 225. a third limiting guide wheel; 226. an old rail guide chute; 227. a rail bottom glue removing device; 228. a second lateral slider; 229. a second transverse chute; 2210. a second transverse drive;

230. a second tail support mechanism;

240. a second rail retracting support mechanism; 241. a second support frame; 242. a second rail retracting guide groove; 243. a second vertical guide wheel; 244. a second transverse guide wheel; 245. a longitudinal slide block; 246. a longitudinal guide rail; 247. a longitudinal drive.

Detailed Description

In order to make the technical solutions and advantages in the embodiments of the present application more clearly understood, the following description of the exemplary embodiments of the present application with reference to the accompanying drawings is made in further detail, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all the embodiments. It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.

FIG. 1 is a schematic view of a hanger rail of an exemplary embodiment of the present disclosure; FIG. 2 is a schematic diagram of a track-change status of the operating system of the present application; FIG. 3 is a schematic diagram of a track retracting status of the operating system of the present application; FIG. 4 is a general schematic view of a cart prior to the present application; FIG. 5 is a schematic structural view of a new rail lifting device in a trolley according to the present application; FIG. 6 is a partial schematic view of a cart according to the teachings of the present application; FIG. 7 is a schematic view of a new rail guide in a trolley prior to the present application; FIG. 8 is a schematic diagram of the turning of a new rail guide frame in a cart prior to the present application; FIG. 9 is a schematic view of a traveling system in a vehicle according to the present application;

FIG. 10 is a perspective view of the entire cart according to the present application; FIG. 11 is a partial top view of the cart after application; FIG. 12 is a partial side view of the cart after the present application; fig. 13 is a schematic view of an old rail hoisting device in a trolley according to the application.

The rail replacing device is characterized in that the extending direction of the rail is longitudinal, the extending direction of the rail sleeper is transverse, the direction perpendicular to the plane where the transverse direction and the longitudinal direction are located is vertical, the rail replacing operation direction is used as the front, and the rail retracting operation direction is used as the rear.

As shown in fig. 1 to 13, the rail retracting and replacing operation system with a hoisting function provided in the embodiment of the present application is used for continuous rail replacing operation of a railway; comprises a front trolley 100, a rear trolley 200, a new rail hanging device 110 and an old rail hanging device 210; the front trolley 100 runs on the old track 300, and is used for bearing the new track 400, guiding the new track 400 into a target installation position, bearing the old track 300 and conveying the old track 300 to external equipment; the new rail hoisting device 110 is installed on the front trolley 100 and is used for hoisting the new rail 400 to the front trolley 100; the rear trolley 200 runs on the new track 400; for carrying the old track 300, guiding the old track 300 out to the track core or ballast shoulder, and transporting the old track 300 to the front trolley 100; the old rail hoisting device 210 is mounted on the rear trolley 200 and used for hoisting the old rail 300 to the rear trolley 200.

As shown in fig. 1-12, the trolley 100 is provided with a new rail hoisting device 110 with a hoisting function, and the rail hoisting is not required to be carried out by other equipment in the rail replacing operation preparation stage, so that the operation efficiency can be greatly improved, the working strength is reduced, the application range of the trolley is generally enhanced, and particularly, the trolley 100 directly falls into a rail bearing groove in the rail replacing construction method under the working condition that a new rail to be replaced is placed on a line in advance; the rear trolley 200 is provided with an old rail hanging device 210, so that the rails are more convenient to replace, and the rail replacing efficiency is improved; when the rails are collected, the old rail hanging device 210 of the rear trolley 200 is lifted, and the old rail 300 is conveyed to the front trolley 100 and conveyed to the external equipment by the front trolley 100 to recycle the old rail, so that the recycling efficiency of the old rail is improved.

As the embodiment of the application, the front trolley 100 is connected with the rear trolley 200 through the steel wire rope, the power system and the braking system are installed on the front trolley 100, and the walking and braking are convenient to control. In other embodiments, the front cart 100 and the rear cart 200 may be connected by cables, chains, or links.

In implementation, the new track 400 can be placed on a track to be replaced in advance, or the track transport vehicle can be transported to the site and jointly operated with a track collecting and replacing operation system with a hoisting function, the number of the tracks which can be loaded by the track transport vehicle is more than two, after the track of one section is replaced, the track can be directly dragged to the next replacement point by the tractor to be replaced, or the track can be dragged to a station line near the replacement point to wait for an operation skylight point, so that the maximum benefit of the working time of the operation train is realized, and a large amount of construction time is saved.

As shown in fig. 6-7, as an embodiment of the present application, two sets of new rail guiding devices 120 are installed at intervals at the front end of the front trolley 100, where the new rail guiding devices 120 include a new rail guiding frame 121, the new rail guiding frame 121 is used for carrying a new rail 400 and guiding the new rail 400 into a sleeper rail supporting groove, and a new rail channel formed by the new rail guiding frame 121 extends in a longitudinal direction; the first lateral adjustment assembly is connected to the new rail guide frame 121 for moving the new rail guide frame 121 in the lateral direction; the vertical adjusting component is connected with the first transverse adjusting component and used for enabling the first transverse adjusting component to move along the vertical direction.

In the embodiment of the present application, the new rail guiding device 120 can laterally or vertically adjust the position of the new rail guiding frame 121, so that the new rail 400 can fall into the rail bearing groove of the sleeper, and the adaptability of the curve is enhanced.

Referring to fig. 7-8, in the embodiment of the present application, the new rail guiding device 120 further includes a first limiting member 125 and a first limiting guiding wheel 126; the first limiting member 125 is mounted on the upper end of the new rail guide frame 121 and is connected to the frame of the new rail guide frame 121 in a turnable manner; the first position-limiting guide wheel 126 is connected to a side of the first position-limiting member 125, which is close to the new rail guide frame 121, and is used for guiding the new rail 400 in the longitudinal direction and limiting the new rail 400 to move in the transverse direction and/or in the vertical direction.

In the embodiment of the application, the mechanism for limiting and guiding the new track 400 above the new track guide frame 121 can be turned over, so that the new track 400 can be conveniently loaded during track replacement operation, the upper end of the new track guide frame 121 is provided with the first limiting guide wheel 126, and the first limiting guide wheel 126 is a guide wheel with a flange, so that the new track 400 can be conveniently limited and guided;

in the embodiment of the present application, the new rail guiding device 120 further includes a new rail guiding chute 128, a guiding wheel 129, and a second limit guiding wheel 1210; the new rail guide chute 128 is installed at a side close to the entrance of the new rail guide frame 121; a guide wheel 129 is installed between the new rail guide chute 128 and the new rail guide frame 121 for carrying and guiding the new rail 400 in the longitudinal direction; the second limit guide wheel 1210 is installed at a side close to the exit of the new rail guide frame 121 for guiding the new rail 400 in the longitudinal direction and limiting the new rail 400 from moving in the lateral direction.

As shown in fig. 6-7, a new rail guide chute 128 and a guide wheel 129 for limiting the position of the rail are disposed at a side close to the entrance of the new rail guide frame 121, the guide wheel 129 is a rimless guide wheel for facilitating the carrying and guiding of the new rail 400, and a second limit guide wheel 1210 with a wheel rim is disposed at a side close to the exit of the new rail guide frame 121 for limiting the position of the new rail 400.

Referring to fig. 6-7, in the embodiment of the present application, the first lateral adjustment assembly includes a first lateral slide 1211, a first lateral slide 1212, and a first lateral driving member 122; the first lateral slider 1211 is mounted to the new rail guide frame 121; a first lateral sliding chute 1212 is slidably mounted on the first lateral slider 1211 and extends in the lateral direction; the first lateral driving member 122 is used for driving the first lateral slider 1211 to move relative to the first lateral sliding groove 1212.

Referring to FIGS. 6-7, in the illustrated embodiment, the vertical adjustment assembly includes a vertical guide sleeve 123, a vertical guide rail 124, and a first vertical drive member 127; the vertical guide sleeve 123 is connected to the transverse adjusting assembly and moves along the vertical direction; 124 vertical guide rails are arranged on the vertical guide sleeves 123 and extend along the vertical direction; the first vertical driver 124 is used to provide a driving force for the vertical guide sleeve 123 to move along the vertical guide rail 124.

As shown in fig. 4-5, the new rail hanging device 110 of the front cart 100 of the present application includes a transverse frame 111, a hanging arm 112, a new rail clamp 113, and a new rail clamp driving assembly; the transverse frame 111 is mounted on the frame of the front trolley 100 and extends along the transverse direction; the suspension arm 112 is rotatably mounted at the upper end of the transverse frame 111 and can horizontally rotate relative to the transverse frame 111; the new rail clamp 113 is installed at one end of the boom 112 far away from the transverse frame 111 and is used for fixing the new rail 400; the new rail clamp driving assembly is connected to the new rail clamp 113 for driving the new rail clamp 113 to move in the vertical direction.

The front trolley 100 has a hoisting function, and other equipment is not needed to hoist the track in the preparation stage of track replacement operation, so that the operation efficiency can be greatly improved, the working strength can be reduced, the application range of a track collecting and replacing operation system is generally enlarged, and particularly the working condition that the track 400 to be replaced is placed on a line in advance can be met.

As shown in fig. 1-4, in the embodiment of the present application, the new rail clamp driving assembly includes a first fixed pulley 114, a first movable pulley 115, and a new rail clamp driving member 116; a first fixed pulley 114 is mounted to the boom 112; the first movable pulley 115 is mounted on the transverse frame 111; the new rail clamp driving member 116 is installed on the transverse frame 111, and is connected to the first fixed pulley 114 and the first movable pulley 115 through a pulling rope for providing a pulling force of the pulling rope.

A first fixed pulley 114 is mounted on the boom 112 to guide the traction rope; the new rail clamp driving part 116 adopts a winch, and the new rail clamp 113 is driven to lift and fall by the winch respectively; the hoist drives the hauling rope to drive the new rail clamp 113 to hoist the rail, the suspension arm 112 can rotate in a plane formed by the longitudinal direction and the transverse direction, and the position of the suspension arm 112 is fixed through the bolt after the suspension arm rotates to the position.

As shown in fig. 10-14, in the embodiment of the present application, two groups of old rail guiding devices 220 are installed at intervals at the front end of the rear trolley 200, and each old rail guiding device 220 includes an old rail guiding frame 221 and a second lateral adjustment assembly; the old rail guide frame 221 is used for bearing the old rail 300 and guiding the old rail 300 out to a rail track center or a ballast shoulder, and an old rail channel formed by the old rail guide frame 221 extends along the longitudinal direction; the second lateral adjustment assembly is connected to the old rail guide frame 221 for adjusting the old rail guide frame 221 to move along the lateral direction.

The old rail guide device 220 can transversely adjust the position of the old rail guide frame 221, and can guide the old rail 300 to a track center or a ballast shoulder according to the field construction condition. Specifically, the old rail guiding device 220 is provided with a second lateral adjustment assembly to laterally adjust the old rail guiding frame 221. When the old rail guide device 220 extends to the outside, the old rail 300 can be guided to the ballast shoulder, and when the old rail guide device 220 retracts to the middle, the old rail 300 can be guided to the track center.

The old rail guiding device 220 of the embodiment of the present application further includes a second limiting member 224 and a pair of third limiting guiding wheels 225; the second limiting member 224 is mounted on the upper end of the old rail guide frame 221 and can be connected to the frame of the old rail guide frame 221 in a reversible manner; and a pair of third limiting guide wheels 225, which are installed at the upper and lower ends of the old rail guide frame 221, wherein one of the third limiting guide wheels is connected to one side of the second limiting member 224, which is close to the old rail guide frame 221, and is used for guiding the old rail 300 along the longitudinal direction and limiting the old rail 300 to move along the transverse direction and/or the vertical direction.

In the embodiment of the present application, the mechanism above the old rail guide frame 221 for limiting and guiding the old rail 300 can be turned over, so as to facilitate loading the old rail 300 during rail replacement. A pair of third curb guide wheels 225 employ rimmed second curb guide wheels to limit the position of the old track 400.

In the embodiment of the present application, the new rail guiding device 120 further includes a new rail guiding chute 128, a guiding wheel 129, and a second limit guiding wheel 1210; the new rail guide chute 128 is installed at a side close to the entrance of the new rail guide frame 121; a guide wheel 129 is installed between the new rail guide chute 128 and the new rail guide frame 121 for carrying and guiding the new rail 400 in the longitudinal direction; the second limit guide wheels 1210 are installed at a side close to the outlet of the new rail guide frame 121 for guiding the new rail 400 in the longitudinal direction and limiting the new rail 400 from moving in the lateral direction.

In an embodiment of the present application, old rail guide 220 further comprises an old rail guide chute 226; the old rail guide chute 226 is installed at a side close to the entrance of the old rail guide frame 221 to form an old rail passage together with the old rail guide frame 221. The old rail guide device 220 of the rear trolley 200 can move longitudinally, and the old rail device 210 is matched to enable the old rail 300 to be replaced more conveniently, so that the rail replacement efficiency is improved.

In the embodiment of the present application, the rear cart 200 is further provided with a second longitudinal adjustment assembly, which includes a longitudinal slider 222, a longitudinal guide rail 223 and a longitudinal driving member 224; the longitudinal slider 222 is connected to the lower end of the second lateral adjustment assembly; the longitudinal guide rail 223 is connected with the longitudinal slide block 222 in a sliding manner, is arranged on the frame of the rear trolley 200 and extends along the longitudinal direction; the longitudinal driving member 224 is connected to the longitudinal slider 222 to drive the longitudinal slider 222 to move relative to the longitudinal rail 223.

The rear trolley 200 is provided with a second longitudinal adjustment assembly so that the old rail guide device 220 can move longitudinally, and the old rail device 210 is matched to enable the old rail 300 to be replaced more conveniently, and the rail replacement efficiency is improved. In operation, the longitudinal driving member 224 of the old rail guiding device 200 is moved longitudinally on the longitudinal guide rail 223 by a hydraulic cylinder, so as to extend and retract the old rail guiding chute 226 longitudinally.

When the track is changed, the old track lifting device 210 of the rear trolley 200 lifts the rear end of the old track 300 to be changed to the old track guide chute 226, the old track guide device 220 moves forwards along the longitudinal direction, the old track guide chute 226 extends to receive the old track 300 to be changed, and the rear trolley 200 drives forwards along with the front trolley 100 to guide the old track to the track center or the track shoulder.

In the embodiment of the present application, the second lateral adjustment assembly includes a second lateral slider 228, a second lateral sliding slot 229 and a second lateral driving element 2210; the second horizontal sliding block 228 is mounted on the old rail guide frame 221; a second lateral sliding chute 229 is slidably disposed on the second lateral sliding block 228, and the second lateral sliding chute 229 extends in the lateral direction; the second transverse driving member 2210 is used for driving the second transverse slide 228 to move relative to the second transverse slide 229.

The second lateral driving member 2210 can be used for lateral adjustment of the old rail guide frame 221 by using a motor to drive a ball screw.

As shown in fig. 11, the rail foot glue removing device 227 is installed between the old rail guide chute 226 and the old rail guide frame 221, and includes a scraper fixing plate 2271 and a scraper 2272;

a scraper fixing plate 2271 connected to the old rail guide frame 221 to extend in a transverse direction;

a scraper 2272, the bottom end of which is connected to the scraper fixing plate 2271, and a spring (not shown) is installed between the scraper fixing plate 2271 and the scraper fixing plate 2272; the top end of the scraper 2272 is provided with a tip projection 2273 on the side away from the old rail guide frame 221 for removing the rubber pad adhered to the rail bottom of the old rail 300.

In practice, when the old track 300 passes through the old track guide chute 226 and passes through the old track guide frame 221, the bottom of the old track 300 presses down the scraper of the rail bottom glue removing device 227, and the scraper 2272 is pressed against the rail bottom of the old track 300 in the morning by a spring (not shown) to scrape off the rubber pad on the rail bottom of the old track 300.

In the embodiment of the present application, the old rail hanging device 210 includes a longitudinal frame 211 and an old rail hanging component; the longitudinal frame 211 is longitudinally arranged at two ends of the frame of the rear trolley 200 in a spanning manner; hang old rail subassembly forward and reverse interval setting, hang old rail driving piece 212 including fixed pulley and subassembly, the fixed pulley is installed in the place ahead of hanging old rail driving piece 212, and fixed pulley subassembly and hang old rail driving piece 212 are connected through the haulage rope, hang old rail driving piece and be used for driving the haulage rope along fixed pulley subassembly flexible, promote and the handling of old track 300 to back dolly 200.

Old rail hoisting devices 210 on the rear trolley 200 are arranged at intervals in the forward and reverse directions, and the hoisting direction of the old rail 300 is adjusted according to the operation direction during rail replacement and rail collection. According to the hoisting scheme of the rear trolley 200, the old track hoisting driving part 212 can adopt a hydraulic oil cylinder, and the traction rope is driven to hoist the old track through the expansion and contraction of the hydraulic oil cylinder; when the rail is replaced, the rear trolley 200 lifts the old rail device 210 to lift the old rail 300 to be replaced, and the old rail guide chute 226 extends to receive the old rail 300 to be replaced; when the rail is collected, the old rail hanging device 210 of the rear trolley 200 lifts the old rail 300 to be collected onto the rear trolley 200, so that the rail replacing and collecting operation is convenient, and the rail replacing and collecting efficiency is improved.

In the embodiment of the present application, the front cart 100 is further provided with a first tail supporting mechanism 130, and the first tail supporting mechanism 130 is installed at two sides of the frame of the front cart 100; for supporting the new rail 400 when the rail is changed.

In the embodiment of the present application, the rear cart 200 is further provided with a second tail supporting mechanism 230, and the second tail supporting mechanism 230 is installed at two sides of the frame of the rear cart 200; for supporting the old track 300 during track change.

The first aft support mechanism 130 and the second aft support mechanism 230 are each comprised of guide wheels arranged in lateral and vertical braces and rimless.

In the embodiment of the application, the rear ends of the front trolleys 100 are respectively provided with a first rail-retracting supporting mechanism 140, and the rail-retracting supporting mechanism 140 comprises a first supporting frame 141, a first rail-retracting guide groove 142, two groups of first vertical guide wheels 143 and at least one first transverse guide wheel 144; the first support frame 141 moves in the longitudinal direction with respect to the frame of the front bogie 100; the first rail receiving guide groove 142 is installed at the first support frame 141, and a passage formed by the first rail receiving guide groove 142 extends in a longitudinal direction; two sets of first vertical guide wheels 143, installed on both sides of the first rail retracting guide groove 142, for guiding the new rail 400; at least one first lateral guide wheel 144 is installed at the outlet of the first rail receiving guide groove 142 to extend in a lateral direction for supporting the old rail 300 and transporting the old rail 300 to an external device.

In the embodiment of the present application, the rear ends of the rear trolleys 100 are respectively provided with a second rail retracting supporting mechanism 240, and the second rail retracting supporting mechanism 240 includes a second supporting frame 241, a second rail retracting guiding groove 242, two sets of second vertical guide wheels 243 and at least one second transverse guide wheel 244; the second support frame 241 moves along the longitudinal direction relative to the frame of the rear trolley 200; the second rail retracting guide groove 242 is installed at the second support frame 241, and a channel formed by the second rail retracting guide groove 242 extends in the longitudinal direction; two sets of second vertical guide wheels 243, which are installed on two sides of the second rail retracting guide groove 242 and used for guiding the old rail; at least one second guide roller 244 is installed at an outlet of the second rail receiving guide groove 242 to extend in a lateral direction for supporting the old rail 300 and transferring the old rail 300 to the front truck 100.

In the embodiment of the present application, the rear end of the rear trolley 200 is further provided with a longitudinal sliding block 245, a longitudinal guide rail 246, and a longitudinal driving member 247; the longitudinal sliding block 245 is connected to the second supporting frame 241; the longitudinal guide rail 246 is connected with the longitudinal sliding block 245 in a sliding way, is arranged on the frame of the rear trolley 200 and extends along the longitudinal direction; the longitudinal driving member 247 is connected to the longitudinal slide 245 to drive the longitudinal slide 245 relative to the longitudinal rail 246.

The front trolley 200 and the rear trolley 300 can be arranged at the tail part of the rail transport vehicle, and the transport vehicle does not need to be arranged for transportation.

In the embodiment of the application, the front trolley 100 is also provided with a traveling system 150, an electric system 190, a power system 180, a hydraulic system 160 and a braking system 170; the running system 150 comprises a double-rim support wheel 151, a chain system 152 and a drive motor 153, and the running system 150 is mounted on the front bogie 100.

In the embodiment of the application, the rear trolley 200 is also provided with a traveling system, an electric system, a hydraulic system and a braking device; the power system is not installed in the walking system of the rear trolley, the front trolley 100 is connected with the rear trolley 200, and the front trolley 100 is provided with walking power, so that on one hand, dragging force can be provided in the rail changing process, and on the other hand, rail changing can be achieved automatically.

The braking system can comprise a hydraulic brake and a manual brake according to requirements, the hydraulic brake realizes braking and releasing through the extension and retraction of the hydraulic oil cylinder, and the vehicle is provided with an energy accumulator which can still provide a hydraulic brake when the engine is stopped. The manual brake is used for braking when the engine is stopped, the manual brake realizes braking and relieving through the cam device, and the ratchet device is arranged behind the cam device to prevent the manual brake from relieving backwards automatically.

The electric system includes control box, battery, remote control system and light etc. and the switch board can open and stop to control whole car action and engine, and the battery is used for supplying power for control system and lighting system, and the light provides the illumination for under the poor condition at night or visibility, and remote control system is used for dolly before the remote operation, ensures operating personnel's safety.

The power system is used for providing operation power, and the hydraulic system is used for providing hydraulic power for the trolley and each system.

The embodiment of the application provides a rail retracting and replacing operation method with a hoisting function, which comprises the following steps:

1. the front bogie 100 carries the new track 400 and guides the new track 400 to the target installation position;

2. the rear trolley 200 bears the old track 300 and guides the old track 300 to be replaced to a track road center or a ballast shoulder;

3. the rear trolley 200 bears the old track 300 and conveys the old track 300 to the front trolley 100;

4. the front truck 100 carries the old track 300 and transports the old track 300 to an external device.

The external equipment of the application can be a rail transport vehicle or other equipment capable of bearing rails.

It is worth to be noted that the first step and the second step are rail changing operation, the third step and the fourth step are rail retracting operation, and the rail changing operation and the rail retracting operation are opposite in running direction.

In the embodiment of the present application, the method for loading the new rail 400 on the front cart 100 and guiding the new rail 400 into the target installation position further includes the following steps:

the new rail hoisting device 110 hoists the new rail 400 to the front bogie 100.

In the embodiment of the present application, the following steps are further included after step two and/or before step three, in which the rear trolley 200 bears the old track 300 and guides the old track 300 to be replaced to the track core or ballast shoulder, and before the trolley 200 bears the old track 300 and conveys the old track 300 to the front trolley 100:

the old rail hoisting device 210 hoists the old rail 300 to the rear trolley 210.

In the embodiment of the present application, before the front cart 100 bears the new track 400 and guides the new track 400 into the target installation position, the method includes the following steps:

(1) Before the rail replacement operation, the fasteners on the old rails 300 of the construction road section are removed through an operation train or manually;

(2) The front trolley 100 and the rear trolley 200 are stored in a carriage of the rail replacing train, arrive at a construction line section along with an operation train, and after arriving at an operation position, the front trolley 100 and the rear trolley 200 are unloaded onto an old rail 300 to be replaced, and the front trolley 100 and the rear trolley 200 are sequentially arranged from front to back.

The old rail hoisting device 210 hoists the old rail 300 to the rear trolley 210, and the method comprises the following steps:

when the rails are changed, the old rail hanging device 210 on the rear trolley 200 lifts the rear end of the old rail 300 to be changed to the old rail guide chute 226 of the rear trolley 200, the old rail guide device 220 moves forwards along the longitudinal direction, and the old rail guide chute 226 extends to receive the rear end of the old rail 300 to be changed;

in the embodiment of the present application, the rear cart 200 carries the old track 300 and transports the old track 300 to the front cart 100, further comprising the following steps:

when the old track 300 passes through the old track guiding device 220, the rubber pad adhered to the bottom of the old track 300 is removed by the rail bottom glue removing device 227.

The rail replacing with unloading can be realized by matching with the rail transport vehicle, the new rail is unloaded from the operation vehicle train and directly falls into the target installation position through the front trolley 100, and the rail replacing construction method is simpler.

The rear trolley 200 can recover the old track 300 to the track center, so that the track crossing phenomenon is avoided.

This application can be based on actual conditions and carry out the track in a flexible way and change and retrieve the operation, and make full use of skylight time realizes trading the rail mechanization, alleviates constructor operating pressure, improves the efficiency of construction.

In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically connected, electrically connected or can communicate with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the scope of the present application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims (19)

1. The utility model provides a receive and trade rail operating system with hoist and mount function which characterized in that includes:

the front trolley is used for bearing the new track, guiding the new track into a target installation position, bearing the old track and conveying the old track to external equipment;

the new rail hoisting device is arranged on the front trolley and used for hoisting the new rail to the front trolley;

the rear trolley is used for bearing the old track, guiding the old track out to a track road center or a ballast shoulder, and conveying the old track to the front trolley;

and the old rail hoisting device is arranged on the rear trolley and is used for hoisting and transporting the old rail to the rear trolley.

2. The rail retracting and replacing operation system as claimed in claim 1, wherein two sets of new rail guiding devices are installed at the front end of the front trolley at intervals, and the new rail guiding devices comprise:

the new rail guide frame is used for bearing a new rail and guiding the new rail into the rail bearing groove of the sleeper, and a new rail channel formed by the new rail guide frame extends along the longitudinal direction;

the first transverse adjusting assembly is connected with the new rail guide frame and is used for moving the new rail guide frame along the transverse direction;

and the vertical adjusting component is connected with the first transverse adjusting component and is used for enabling the first transverse adjusting component to move along the vertical direction.

3. The rail retraction and replacement work system according to claim 2, wherein said new rail guide means further comprises:

the first limiting piece is arranged at the upper end of the new rail guide frame and can be connected to the frame of the new rail guide frame in a turnover way;

and the first limiting guide wheel is connected to one side, close to the new rail guide frame, of the first limiting part and is used for guiding the new rail along the longitudinal direction and limiting the new rail to move along the transverse direction and/or the vertical direction.

4. The retracting rail operating system of claim 2, wherein the new rail guide means further comprises:

the new rail guide chute is arranged at one side close to the inlet of the new rail guide frame;

the guide wheel is arranged between the new rail guide chute and the new rail guide frame and is used for bearing and guiding the new rail along the longitudinal direction;

and the second limiting guide wheel is arranged at one side close to the outlet of the new rail guide frame and used for guiding the new rail along the longitudinal direction and limiting the new rail to move along the transverse direction.

5. The rail retraction and replacement operating system of claim 2, wherein the first lateral adjustment assembly comprises:

the first transverse sliding block is arranged on the new rail guide frame;

the first transverse sliding chute is slidably mounted on the first transverse sliding block and extends along the transverse direction;

and the first transverse driving piece is used for driving the first transverse sliding block to move relative to the first transverse sliding groove.

6. The pick-up and staging system of claim 2, wherein the vertical adjustment assembly comprises:

the vertical guide sleeve is connected with the transverse adjusting assembly and moves along the vertical direction;

the vertical guide rail is arranged on the vertical guide sleeve and extends along the vertical direction;

the first vertical driving piece is used for providing driving force for the vertical guide sleeve to move along the vertical guide rail.

7. The rail retracting and replacing operation system as claimed in claim 1, wherein the front end of the rear trolley is mounted with two sets of old rail guiding devices at intervals, the old rail guiding devices comprising:

the old rail guide frame is used for bearing an old rail and guiding the old rail out to a rail track core or a ballast shoulder, and an old rail channel formed by the old rail guide frame extends along the longitudinal direction;

and the second transverse adjusting component is connected with the old rail guide frame and is used for adjusting the old rail guide frame to move along the transverse direction.

8. The rail retraction and replacement work system of claim 7, wherein said rear carriage further mounts a second longitudinal adjustment assembly comprising:

the longitudinal sliding block is connected to the lower end of the second transverse adjusting assembly;

the longitudinal guide rail is connected with the longitudinal sliding block in a sliding manner, is arranged on the frame and extends along the longitudinal direction;

and the longitudinal driving piece is connected to the longitudinal sliding block and drives the longitudinal sliding block to move relative to the longitudinal guide rail.

9. The pick-up and place-off rail operating system of claim 7, wherein the old rail guide means further comprises:

the second limiting piece is arranged at the upper end of the old rail guide frame and can be connected to the frame of the old rail guide frame in a turnover way;

and the pair of third limiting guide wheels are arranged at the upper end and the lower end of the old rail guide frame, one of the third limiting guide wheels is connected to one side, close to the old rail guide frame, of the second limiting part and is used for guiding the old rail along the longitudinal direction and limiting the old rail to move along the transverse direction and/or the vertical direction.

10. The rail retraction and replacement work system according to claim 7, wherein said old rail guide means further comprises:

and the old rail guide chute is arranged at one side close to the inlet of the old rail guide frame and forms an old rail channel together with the old rail guide frame.

11. The rail retraction and replacement operating system of claim 7, wherein the second lateral adjustment assembly comprises:

the second transverse sliding block is arranged on the old rail guide frame;

the second transverse sliding chute is arranged on the second transverse sliding block in a sliding manner and extends along the transverse direction;

and the second transverse driving piece is used for driving the second transverse sliding block to move relative to the second transverse sliding groove.

12. The rail retracting and replacing operation system as claimed in claim 10, wherein a rail foot glue removing device is provided between the old rail guide chute and the old rail guide frame, the rail foot glue removing device comprising:

the scraper fixing plate is connected with the old rail guide frame and extends along the transverse direction;

the bottom end of the scraper is connected to the scraper fixing plate, and a spring is arranged between the scraper and the scraper fixing plate; and one side of the top end of the scraper far away from the old rail guide frame is provided with a tip bulge for removing the rubber pad adhered to the rail bottom of the old rail.

13. The rail retracting and replacing operation system as claimed in claim 1, wherein rail retracting and supporting mechanisms are respectively installed at the rear ends of the front trolley and the rear trolley, and the rail retracting and supporting mechanisms comprise:

the supporting frame moves along the longitudinal direction relative to the frame;

the rail retracting guide groove is arranged on the support frame, and a channel formed by the rail retracting guide groove extends along the longitudinal direction;

two groups of vertical guide wheels are arranged on two sides of the rail retracting guide groove and used for guiding the old rail;

and the transverse guide wheel is arranged at an outlet of the rail collecting guide groove, extends along the transverse direction and is used for bearing the old rail and conveying the old rail to the front trolley.

14. The rail retracting and replacing operation system as claimed in claim 13, wherein the rear end of the rear trolley is further provided with:

the longitudinal sliding block is connected to the supporting frame;

the longitudinal guide rail is connected with the longitudinal sliding block in a sliding manner, is arranged on the frame and extends along the longitudinal direction;

and the longitudinal driving piece is connected to the longitudinal sliding block and drives the longitudinal sliding block to move relative to the longitudinal guide rail.

15. The rail retracting and replacing operation system as claimed in claim 1, wherein the rear ends of the front trolley and the rear trolley are further provided with tail support mechanisms, and the tail support mechanisms are mounted on two sides of the frame; when the track is changed, the support device is used for supporting the old track and/or the new track.

16. The retracting rail operating system of claim 1, wherein the new rail lifting device comprises:

the transverse frame is arranged on the frame of the front trolley and extends along the transverse direction;

the suspension arm is rotatably arranged at the upper end of the transverse rack and can horizontally rotate relative to the transverse rack;

the new rail clamp is arranged at one end of the suspension arm far away from the transverse rack and used for fixing a new rail;

and the new rail clamping piece driving assembly is connected to the new rail clamping piece and used for driving the new rail clamping piece to move vertically.

17. The retracting rail operating system of claim 16 wherein the new rail clamp drive assembly comprises:

the first fixed pulley is arranged on the transverse rack;

the first movable pulley is arranged on the suspension arm;

the new rail clamp driving piece is installed on the transverse rack, connected with the first fixed pulley and the first movable pulley through a traction rope and used for providing tension of the traction rope.

18. The rail retracting and replacing system as claimed in claim 1, wherein the old rail suspending device comprises:

the longitudinal frame is longitudinally arranged at two ends of the frame of the rear trolley in a spanning mode;

hang the old rail subassembly, hang the setting of old rail subassembly forward and reverse interval, include the fixed pulley and hang the old rail driving piece, fixed pulley unit mount in the place ahead that the old rail driving piece was hung to the second, the fixed pulley and hang the old rail driving piece and pass through the haulage rope connection, hang old rail driving piece and be used for driving the haulage rope and stretch out and draw back along fixed pulley unit, promote and hang the old track and transport to the back dolly on.

19. A rail collecting and replacing operation method with a hoisting function, which is characterized in that the rail collecting and replacing operation system as claimed in any one of claims 1 to 18 is applied, and comprises the following steps:

the new rail hoisting device hoists and transports the new rail to the front trolley;

the front trolley bears a new track and guides the new track into a target installation position;

the old rail hoisting device hoists and transports the old rail to the rear trolley;

the rear trolley bears the old track and guides the old track to be replaced to a track core or a ballast shoulder;

the old rail hoisting device hoists and transports the old rail to the rear trolley;

the rear trolley bears the old track and conveys the old track to the front trolley;

the front trolley bears the old track and conveys the old track to external equipment.

Images