CN110816572A - Long steel rail unloading guiding operation trolley - Google Patents
Long steel rail unloading guiding operation trolley Download PDFInfo
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- CN110816572A CN110816572A CN201911265885.7A CN201911265885A CN110816572A CN 110816572 A CN110816572 A CN 110816572A CN 201911265885 A CN201911265885 A CN 201911265885A CN 110816572 A CN110816572 A CN 110816572A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D47/00—Loading or unloading devices combined with vehicles, e.g. loading platforms, doors convertible into loading and unloading ramps
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Abstract
The invention discloses a long steel rail unloading guiding operation trolley. The operation trolley is linked with the loading and unloading truck to complete the extension of the long steel rail during the recovery and release, and the operation trolley consists of a beam assembly, a wheel pair assembly, a steel rail guide device and a transverse moving oil cylinder; the beam assembly is an operation trolley foundation structure platform and is of an all-steel welding box type structure; wheel sets capable of running along the rail are arranged below the platform in a hanging mode, a group of steel rail guide devices moving along the guide rail are arranged at two ends of the platform respectively, each steel rail guide device is driven by a transverse moving oil cylinder arranged on a cross beam assembly to complete transverse movement, and the cross beam assembly is provided with a coupling seat plate detachably coupled with a loading and unloading vehicle coupling mechanism and a driving mechanism. The trolley does not need to regroup the train set or pick and compile a tail train, improves the operation efficiency, can accurately and transversely position the steel rail, avoids the damage of the steel rail caused by directly smashing the end part of the steel rail to the ground or smashing other accessories such as sleepers, fasteners and the like, and can detach the steel rail from the track core and the outer side of the track.
Description
Technical Field
The invention belongs to the technical field of railway transportation equipment, and particularly relates to an unloading guide operation trolley of a special train set for long steel rail transportation.
Background
The T11 series long rail train set is a special train set for laying railway lines in China and is divided into T11A, T11B, T11BT and T11BK types, the main difference is in a bogie and an operation part, and in recent years, all railway wagons used at present are T11BK type long rail train sets through upgrading and transformation. The main body is responsible for loading, transporting and unloading the welded long steel rail, recovering the old rail and the like. The rail loading mode of the train set adopts transverse hoisting, the rail unloading mode adopts longitudinal two-side rail unloading, and the rail collection mode adopts a mode that a train backs up and a rail collection trolley is adopted to shovel old steel rails onto the train from the tail of the train.
The existing T11 series long rail train set consists of mainly: the method comprises the following steps of (1) generating cars → safety cars (one) → rail transport cars (8) → anti-rollover cars (one) (1) → anti-rollover cars (two) (1) → rail transport cars (6) → locks (one), (two), (three), (four) → rail transport cars (6) → anti-rollover cars (one) (1) → anti-rollover cars (two) (1) → rail transport cars (7) → safety cars (two) → first operation car (one) → second operation car (three) → last operation car. In order to realize the main devices for rail collection and rail unloading operation, which are arranged on an operation first vehicle, an operation middle vehicle (I), an operation middle vehicle (II), an operation middle vehicle (III) and an operation tail vehicle, the related main equipment devices are as follows: the device comprises a hydraulic conveyor, a hydraulic winch, an operating console, a hydraulic station, a hydraulic system, a microcomputer-controlled rail unloading system, a clamp returning device, a rail collecting device, a rail unloading roller way device, a rail shifting device and the like, and is multiple in equipment and complex in structure.
During rail collection operation, the train needs to be marshalled again, the position of the middle operation vehicle (III) and the tail vehicle is changed, the detachable transition plate at the tail part of the middle operation vehicle (III) is removed, the transition plate of the tail vehicle is installed, or the tail vehicle is detached, so that the operation is complex, the efficiency is low, and certain conditions limit the operation.
The operation tail car is arranged at the tail end of the train set and used for rail unloading, rail collection operation and vehicle traveling personnel camping. The upper part of the vehicle body is designed according to a 25B type passenger vehicle body, and is provided with a long vehicle room and two sleeping berths. Besides the living equipment of personnel, the device is also provided with a power distribution cabinet and charging equipment, and rail unloading pore canals, a height-adjusting rail-shifting device, a hydraulic rail-shifting device and the like are arranged on the two sides under the vehicle. The vehicle has more equipment, complex structure and higher cost for manufacturing, maintaining, etc. The steel rail can only be unloaded to the side of the center of the track during unloading operation, and the end part of the steel rail directly falls to the ground to easily damage the steel rail or smash the sleeper and other accessories when the unloading of the steel rail is finished.
Disclosure of Invention
Aiming at the problems, the invention discloses a long steel rail unloading guiding operation trolley. The operation trolley disclosed by the invention is matched with the long steel rail transport vehicle set and the gantry crane capable of moving on the vehicle set, so that the vehicle structure is simplified, the operation efficiency is improved, the manufacturing, maintenance and maintenance costs are reduced, and the problems that the steel rail can only be unloaded to the side of the road center, and the end part of the steel rail is easy to damage or smash other parts such as sleepers are solved.
The invention is realized by the following technical scheme:
the long steel rail unloading guiding operation trolley provided by the invention is arranged at the rear end of a loading and unloading vehicle at the tail part of a long steel rail transport vehicle set, and comprises a cross beam assembly, a wheel pair assembly, a steel rail guiding device and a transverse moving oil cylinder. The long steel rail unloading guiding operation trolley can be driven by the control mechanism of the long steel rail transport vehicle set to extend out of the steel rail and is matched with a gantry crane capable of moving on the vehicle set to finish rail receiving and unloading operation, and the unloading guiding operation trolley can be retracted to the tail end of the vehicle set by the control mechanism.
The long steel rail unloading guiding operation trolley comprises a long steel rail loading and unloading vehicle, the operation trolley is connected with the loading and unloading vehicle, and the long steel rail unloading guiding operation trolley is characterized in that when long steel rail transportation is completed, the operation trolley is recovered and stretches out when the long steel rail is released: the operation trolley consists of a beam assembly, a wheel pair assembly, a steel rail guide device and a transverse oil cylinder;
the beam assembly is an operation trolley foundation structure platform and is of an all-steel welding box type structure; wheel sets capable of running along the rail are arranged below the platform in a hanging mode, a group of steel rail guide devices moving along the guide rail are arranged at two ends of the platform respectively, each steel rail guide device is driven by a transverse moving oil cylinder arranged on a cross beam assembly to complete transverse movement, and the cross beam assembly is provided with a coupling seat plate detachably coupled with a loading and unloading vehicle coupling mechanism and a driving mechanism.
The crossbeam is composed of a crossbeam, a driving oil cylinder seat, a coupling seat plate, a transverse oil cylinder seat, a stop and a guide rail, and the crossbeam is of a box-shaped structure formed by assembling and welding the crossbeam, the driving oil cylinder seat, the coupling seat plate, the transverse oil cylinder seat, the stop and the guide rail;
the driving oil cylinder seat is a special-shaped steel casting, is fixedly arranged on the lower sides of the two ends of the cross beam and is used for being hinged with a driving oil cylinder of the loading and unloading vehicle, and the longitudinal movement of the operation trolley along the track and the curvilinear movement of the curve section are realized through the extension and retraction of the driving oil cylinder;
the linkage seat plate is fixedly arranged on the lower side of the middle part of the cross beam, the outer end of the linkage seat plate is of an arc lifting lug structure with a downward opening and is used for being linked with a lifting oil cylinder of the loading and unloading vehicle, and the vertical movement of the operation trolley is realized through the extension and retraction of the lifting oil cylinder;
the transverse oil cylinder seat is fixedly arranged at the end part of the cross beam and is used for being hinged with the transverse oil cylinder;
the stop gears are fixedly arranged at two ends of the upper surface of the cross beam and used for limiting the transverse displacement of the steel rail guide device;
the guide rails are fixedly arranged on two side edges of the upper surface of the cross beam, and the cross section of each guide rail is matched with the roller of the steel rail guide device to realize transverse movement.
The beam is a box-shaped closed structure formed by folding and pressing a plate into a U shape, then assembling and welding the plate with an upper cover plate, and welding sealing plates at two ends, wherein the upper cover plate forms the upper surface of the beam.
Each group of steel rail guide devices comprises a guide mechanism, a moving mechanism and a tray; the guide mechanism is of a U-shaped opening structure, vertical rollers are arranged on the inner sides of two walls of the U-shaped opening structure, and transverse rollers are arranged on the bottom surface of the inner side of the U-shaped opening structure and used for rail resistance-free release; four corners of the bottom surface of the guide mechanism are provided with moving mechanisms consisting of four rollers, and the rollers move along guide rails arranged on the surface formed by the cross beam; one side of the U-shaped opening structure is provided with a tray assembly for sliding release of the steel rail, and the other side of the U-shaped opening structure is provided with a C-shaped section overturn-preventing block for forming surface non-contact limiting sliding with the cross beam.
The U-shaped opening structure of the guide mechanism is formed by assembling and welding web plates on two sides, a seat plate at the upper opening of the web plate, a baffle plate on one side of the web plate and a bottom plate at the bottom surface, two vertical rollers are respectively and rotatably arranged between the seat plate and the bottom plate on the two sides, and a transverse roller is rotatably arranged between the two web plates; the overturn preventing baffles with the C-shaped cross sections are arranged in two groups, the upper ends of the overturn preventing baffles are welded and fixed with the bottom of the U-shaped opening structure, and the C-shaped opening covers the edge of the upper cover plate of the beam in a contactless limit sliding mode.
The tray assembly consists of a tray body, a hanging plate assembly, a round pin and a torsion spring; the hanger plate assembly is formed by fixedly connecting a hanger plate and a connecting plate; the hanging plate is provided with a hook structure for hanging the tray assembly on the tray hanging pin; the tray body and the hanging plate are connected in a relatively rotatable manner through a round pin; the round pin is provided with a torsion spring which is used for restoring the tray body after the end part of the steel rail slides to the ground through the tray body.
The wheel pair assembly of the present invention consists of one pair of wheels capable of moving along the track and its suspension mechanism connected to the cross beam assembly.
Two groups of transverse moving oil cylinders are respectively arranged on two sides of the beam assembly, the cylinder body of each group of transverse moving oil cylinders is hinged with a transverse moving oil cylinder seat, and the end part of the push rod is hinged with a lifting lug of the steel rail guide device in a driving way.
The existing long steel rail transport vehicle set adopts a plurality of operation vehicles and is provided with a plurality of devices and devices such as a hydraulic conveyor, a hydraulic winch, a rail unloading raceway device, a rail shifting device and the like to finish the operation of receiving and unloading the steel rails. Compared with the prior art, the invention has the following advantages:
1. the invention provides a long steel rail unloading guide operation trolley which is matched with a long steel rail transport vehicle set and a gantry crane capable of moving on the vehicle set, and various devices such as a hydraulic conveyor, a hydraulic winch, a rail retracting device, a rail shifting device and the like are eliminated, so that the structure of the vehicle is simplified, and the manufacturing, maintenance and other costs are reduced.
2. The invention does not need to carry out marshalling again or picking and marshalling the tail car on the train set during the rail collection operation of the steel rail, thereby improving the operation efficiency.
3. The invention can accurately and transversely position the steel rail during operation.
4. When in rail unloading operation, the end part of the steel rail is prevented from directly smashing the ground to cause the damage of the steel rail, or smashing sleepers, fasteners and other accessories.
5. During the rail unloading operation, the steel rail can be disassembled on the track core and the outer side of the track.
Drawings
FIG. 1 is a three-dimensional schematic view of a long rail unloading guide operation trolley of the invention;
FIG. 2 is a schematic view of the recovery and extension state of the unloading guide operation trolley;
FIG. 3 is a three-dimensional schematic view of a wheel set assembly;
FIG. 4 is a three-dimensional schematic view of a beam assembly;
FIG. 5 is a three-dimensional schematic view of a rail guide;
FIG. 6 is a three-dimensional schematic view of a tray assembly;
FIG. 7 is a schematic view of the end of the rail passing through the pallet in the discharge coupled state of the working carriage during the rail unloading operation.
Detailed Description
The present invention is further described below in conjunction with the following detailed description, which is intended to further illustrate the principles of the invention and is not intended to limit the invention in any way, but is equivalent or analogous to the present invention without departing from its scope.
With reference to the attached drawings.
A long steel rail unloading guiding operation trolley is arranged at the rear end of a loading and unloading vehicle at the tail of a long steel rail transport vehicle set and comprises a wheel set assembly 1, a cross beam assembly 2, a transverse moving oil cylinder 3 and a steel rail guiding device 4. The operation trolley can drive the unloading guide operation trolley to extend out of the steel rail through a control mechanism of the long steel rail transport vehicle set and is matched with a gantry crane capable of moving on the vehicle set to complete rail collecting and unloading operation, and the unloading guide trolley can be collected to the tail end of the vehicle set through the control mechanism.
The beam assembly 2 is a box-shaped structure formed by all-steel welding, the top of the beam assembly is provided with a guide rail 27 and a stop 26, and the bottom of the beam assembly is provided with accessories such as an oil cylinder mounting seat and a lifting hanging seat; the wheel set assembly 1 is arranged below the cross beam assembly 2 and is fixedly connected with the cross beam assembly; the steel rail guide device 4 is provided with two pieces, is arranged above the beam assembly 2 and can realize transverse movement through a guide rail thereof, so that the steel rail is guided to a required proper position; two ends of the transverse moving oil cylinder 3 are respectively hinged with the oil cylinder mounting seat of the transverse moving oil cylinder 3 and a lifting lug of the steel rail guide device 4, and the steel rail guide device 4 is driven to move on the guide rail through the expansion of the oil cylinder.
The wheel set assembly 1 comprises wheels 11, axles 12, bearings, bearing seats 13, sealing covers 14 and the like. The wheels 11 are arranged below one side of the transport vehicle group by the beam assembly 2, and the proper wheel diameter is adopted to facilitate the placement of the operation trolley when the vehicle group is retracted on the one hand, and the height of the guide device is favorable for the unloading of the steel rail when the trolley is unfolded on the other hand. The bearing seat 13 is made of cast steel and is provided with a cover plate, a web plate, a bearing mounting hole, a reinforcing rib and a special-shaped casting for mounting a seat plate structure, and the mounting surface of the bearing seat 13 is respectively connected with the vertical surface and the bottom surface of the cross beam by bolts.
The beam assembly 2 comprises a driving oil cylinder seat 21, a coupling seat plate 23, a transverse oil cylinder seat 24, a sealing plate 25, a stop 26, a guide rail 27 and an upper cover plate 28, and is of a beam 22 box-type structure formed by assembling and welding. The driving oil cylinder seat 21 is a special-shaped steel casting, is arranged at the lower sides of the two ends of the cross beam 22 and is fixedly connected with the lower sides of the two ends of the cross beam, and can be hinged with a driving oil cylinder of a transport vehicle group, and the longitudinal movement of the operation trolley along the track and the curve movement of the curve section are realized through the extension and contraction of the driving oil cylinder. The linkage seat plate 23 is arranged on the lower side of the middle part of the cross beam 22 and fixedly connected with the cross beam 22, the outer end opposite to the cross beam 22 is connected with an arc lifting lug structure, the linkage seat plate can be hung on a lifting oil cylinder of a transport vehicle group, and the vertical motion of the operation trolley is realized through the stretching of the lifting oil cylinder. The transverse moving oil cylinder seat 24 is arranged at the end part of the cross beam 22, is fixedly connected with the cross beam 22 and is hinged with the transverse moving oil cylinder 3. An upper deck 28 is located on the upper surface of the beam 22. Stops 26 are provided at either end of the upper decking 28 and serve to limit the lateral displacement of the rail guide 4. The guide rails 27 are disposed on both side edges of the surface of the upper cover plate 28, and have a cross-sectional shape matching with the rollers 47 of the rail guide 4 to perform lateral movement.
The transverse moving oil cylinder 3 is arranged on two sides of the cross beam 22, the cylinder body of the transverse moving oil cylinder is hinged with a transverse moving oil cylinder seat 24, and the end part of the push rod is hinged with a lifting lug of the steel rail guide device 4. The expansion of the transverse moving oil cylinder 3 drives the steel rail guide device 4 to realize transverse movement.
The rail guide device 4 is formed by assembling and welding a web plate 41, a seat plate 42, a vertical roller 43, a baffle plate 44, a transverse roller 45, an overturn prevention baffle 46, a roller 47, a roller shaft 48, a bottom plate 49, a hanging pin 50, a tray hanging pin 51 and a tray 52. The web plate 41, the baffle plate 44 and the bottom plate 49 are assembled and welded to form a U-shaped structure of the back cover. The intermediate portion of the apron 44 is provided with a rail passage hole of a suitable size. The seat plate 42 is arranged at a proper position inside the web plate 41 and the baffle plate 44 and is fixedly connected. The vertical rollers 43 are provided on both sides of the rail passing hole of the damper 44, and are rotatably connected to the upper and lower seat plates 42 and the bottom plate 49, respectively, and function to facilitate passage of the rail and reduce wear. The transverse rollers 45 are rotatably connected between the webs 41 and function to support the rail as it passes and to reduce wear in rolling contact with the rail. The overturn preventing stopper 46 is a C-shaped casting, is disposed outside the stopper 44, and has a lifting lug feature hinged to the push rod of the traverse cylinder 3 at the lower part, and the C-shaped structure thereof is wrapped on the outer sides of the guide rail 27 and the upper cover plate 28 without contacting, and is provided with a proper gap to enable the rail guide 4 to smoothly move transversely, and also plays a role in preventing the rail guide 4 from overturning. The roller 47 and the roller shaft 48 are arranged outside the web plate 41, the roller shaft 48 is fixedly connected with the baffle plate 44 and the bottom plate 49, the roller 47 can be connected with two ends of the roller shaft 48 in a rolling way, the cross section of the roller 47 is matched with the guide rail 27, and the rail guide device 4 can transversely move along the guide rail 27, so that the transverse positioning of the rail is realized during operation. The hanging pin 50 is arranged at a proper position outside the web plate 41, and the hanging pin can be safely hung at a proper position of the vehicle body when the working trolley is recovered. The tray hanging pin 51 is arranged at a proper position outside the web plate 41 and is used for hanging the tray assembly 52.
As shown in figures 1 and 2, the long steel rail unloading guiding operation trolley comprises a wheel pair assembly 1, a cross beam assembly 2, a transverse moving oil cylinder 3 and a steel rail guiding device 4. The long steel rail unloading guiding operation trolley can be driven by the control mechanism of the long steel rail transport vehicle set to extend out of the steel rail and is matched with a gantry crane capable of moving on the vehicle set to finish rail receiving and unloading operation, and the unloading guiding operation trolley can be retracted to the tail end of the vehicle set by the control mechanism. FIG. 2 is a schematic diagram of a receiving coupling state BS and a releasing state BF of the working trolley of the present invention, wherein A is a loading and unloading trolley, B is the working trolley, BS is a receiving coupling state, BF is a releasing state, D is a track, and G is a carrying rail. For convenience of illustration, the drawing shows the receiving coupled state BS and the releasing state BF of the working vehicle B at the same time, and the respective structural states of the working vehicle in the releasing coupled state BF are the same as those in fig. 7.
As shown in fig. 1 and 2, the beam assembly 2 is a box-shaped structure formed by all-steel welding, the upper part of the beam 22 is provided with a guide rail 27 and a stop 26, and the bottom part is provided with accessories such as a driving cylinder seat 21, a transverse cylinder seat 24 and a coupling seat plate 23; the wheel set assembly 1 is arranged below the side of the cross beam assembly 2 and is fixedly connected with the cross beam assembly; the steel rail guide device 4 comprises two parts which are arranged above the beam assembly 2 and can realize transverse movement through a guide rail thereof, so that the steel rail is guided to a required proper position; two ends of the transverse moving oil cylinder 3 are respectively hinged with the oil cylinder mounting seat of the transverse moving oil cylinder 3 and a lifting lug of the steel rail guide device 4, and the steel rail guide device 4 is driven to move on the guide rail through the expansion of the oil cylinder.
As shown in fig. 3, the wheelset assembly 1 is mainly assembled by a wheel 11, an axle 12, a bearing seat 13, a sealing cover 14, and the like. The wheels 11 and the axles 12 are arranged below one side of the cross beam assembly 2 close to the transport vehicle set, and the proper wheel diameters are adopted to facilitate the placement of the operation trolley when the vehicle set is retracted on the one hand, and the height of the guide device is favorable for the unloading of the steel rails when the trolley is unfolded on the other hand. The wheels 11 and the axles 12 are symmetrically arranged on the longitudinal central plane of the track, and are in interference connection. The bearing pedestal 13 is made of cast steel and is provided with a special-shaped casting with a cover plate, a web plate, a bearing mounting hole, a reinforcing rib and a mounting base plate structure. One end of the bearing seat 13 is mounted on the outer side of the wheel 11 through a bearing, and the mounting surface of the other end is respectively connected with the vertical surface and the bottom surface of the cross beam through bolts.
As shown in fig. 4, the beam assembly 2 is arranged transversely along the rail, and is a box-shaped structure formed by assembling and welding a driving cylinder seat 21, a beam 22, a coupling seat plate 23, a transverse cylinder seat 24, a sealing plate 25, a stop 26, a guide rail 27 and an upper cover plate 28. The driving oil cylinder seat 21 is a special-shaped steel casting, is arranged at the lower sides of the two ends of the cross beam and is fixedly connected with the lower sides of the two ends of the cross beam, and can be hinged with a driving oil cylinder of the transport vehicle group, and the longitudinal movement of the operation trolley along the track and the curve movement of the curve section are realized through the extension and contraction of the driving oil cylinder. The cross beam 22 is a U-shaped structure of sheet metal profiling. The coupling seat plate 23 is arranged on the lower side of the middle part of the cross beam and is fixedly connected with the cross beam 22, the other end opposite to the cross beam 22 in connection is of an arc lifting lug structure, and the coupling seat plate can be hung on a lifting oil cylinder of a transport vehicle group and can stretch out and draw back to realize the vertical movement of the operation trolley. The transverse moving oil cylinder seat 24 is arranged at the end part of the cross beam 22, is fixedly connected with the cross beam 22 and is hinged with the transverse moving oil cylinder 3. Closure plates 25 are provided at the ends of the cross beam 22 and welded to form a closed structure. The upper cover plate 28 is disposed above the cross beam 22 and is assembled and welded thereto to form a box-shaped structure. Stops 26 are provided at either end of the upper decking 28 and serve to limit the lateral displacement of the rail guide 4. The guide rails 27 are disposed on both sides above the upper cover plate 28, and have a cross-sectional shape matched with the rollers of the rail guide 4 to perform lateral movement.
As shown in figure 1, two sets of the traversing oil cylinders 3 are respectively arranged at two sides of a cross beam 22, the cylinder bodies of the traversing oil cylinders are hinged with a traversing oil cylinder seat 24, and the end parts of the push rods are hinged with lifting lugs of the steel rail guide device 4. The expansion of the transverse moving oil cylinder 3 drives the steel rail guide device 4 to realize transverse movement.
As shown in fig. 5, the rail guide device 4 is formed by assembling and welding a web plate 41, a seat plate 42, a vertical roller 43, a baffle plate 44, a horizontal roller 45, an overturn prevention baffle 46, a roller 47, a roller shaft 48, a bottom plate 49, a hanging pin 50, a tray hanging pin 51 and a tray assembly 52. The web plate 41, the baffle plate 44 and the bottom plate 49 are assembled and welded to form a U-shaped structure of the back cover. The intermediate portion of the apron 44 is provided with a rail passage hole of a suitable size. The seat plate 42 is arranged at a proper position inside the web plate 41 and the baffle plate 44 and is fixedly connected. The vertical rollers 43 are provided on both sides of the rail passing hole of the damper 44, and are rotatably connected to the upper and lower seat plates 42 and the bottom plate 49, respectively, and function to facilitate passage of the rail and reduce wear. The transverse rollers 45 are rotatably connected between the webs 41 and function to support the rail as it passes and to reduce wear in rolling contact with the rail. The overturn preventing stopper 46 is a C-shaped casting, is disposed outside the stopper 44, and has a lifting lug feature hinged to the push rod of the traverse cylinder 3 at the lower part, and the C-shaped structure thereof is wrapped on the outer sides of the guide rail 27 and the upper cover plate 28 without contacting, and is provided with a proper gap to enable the rail guide 4 to smoothly move transversely, and also plays a role in preventing the rail guide 4 from overturning. The roller 47 and the roller shaft 48 are arranged outside the web plate 41, the roller shaft 48 is fixedly connected with the baffle plate 44 and the bottom plate 49, the roller 47 can be connected with two ends of the roller shaft 48 in a rolling way, the cross section of the roller 47 is matched with the guide rail 27, and the rail guide device 4 can transversely move along the guide rail 27, so that the transverse positioning of the rail is realized during operation. The hanging pin 50 is arranged at a proper position outside the web plate 41, and the hanging pin can be safely hung at a proper position of the vehicle body when the working trolley is recovered. The tray hanging pin 51 is arranged at a proper position outside the web plate 41 and is used for hanging the tray assembly 52.
As shown in fig. 6, the tray assembly 52 is composed of a tray body 521, a hanger plate assembly 522, a round pin 523, a torsion spring, and the like. The hanging plate assembly 522 is formed by fixedly connecting a hanging plate and a connecting plate, and the hanging plate is provided with a hook structure, so that the tray assembly 52 can be hung on the tray hanging pin 51. The tray body 521 and the hanger plate assembly 522 are relatively rotatably connected by a round pin 523. The round pin 523 is provided with a torsion spring for restoring the tray body 521 after the end of the steel rail slides to the ground through the tray body 521. The tray assembly 52 prevents the ends of the rails from directly hitting the ground to cause rail damage or hitting other accessories such as sleepers.
As shown in fig. 7, fig. 7 is a schematic view of the end of the rail passing through the pallet in a state that the working carriage is released for coupling during the rail unloading operation. The operation trolley B is separated from the connecting mechanism of the loading and unloading trolley A, the operation trolley B is driven by the driving mechanism to release and extend, and the wheels 11 of the wheel pair assembly 1 move along the track D; the carrying rail G is released by the loading and unloading truck a, slides out after passing through the vertical roller 43 and the horizontal roller 45 by the C-shaped structure of the rail guide device 4, and lands through the tray body 521.
The invention provides a long steel rail unloading guiding operation trolley which can be driven by a control mechanism of a long steel rail transport vehicle set to extend out of a steel rail and is matched with a gantry crane capable of moving on the vehicle set to complete rail collecting and unloading operation, and the unloading guiding operation trolley can be collected to the tail end of the vehicle set by the control mechanism. Compared with the existing long steel rail transport vehicle set, the structure of the vehicle is simplified, and the manufacturing, maintenance and maintenance costs are reduced; during rail collection operation of the steel rail, the train set does not need to be marshalled again or a tail car is picked and marshalled, so that the operation efficiency is improved; the steel rail can be accurately and transversely positioned during operation; when in rail unloading operation, the end part of the steel rail is prevented from directly smashing the ground to cause the damage of the steel rail, or smashing sleepers, fasteners and other accessories; during the rail unloading operation, the steel rail can be disassembled on the track core and the outer side of the track.
Claims (8)
1. The utility model provides a long rail uninstallation direction operation dolly, includes long rail loading and unloading car, the operation dolly allies oneself with the loading and unloading car and hangs to the recovery of operation dolly when accomplishing long rail transportation and stretching out when long rail releases, its characterized in that: the operation trolley consists of a beam assembly, a wheel pair assembly, a steel rail guide device and a transverse oil cylinder;
the beam assembly is an operation trolley foundation structure platform and is of an all-steel welding box type structure; wheel sets capable of running along the rail are arranged below the platform in a hanging mode, a group of steel rail guide devices moving along the guide rail are arranged at two ends of the platform respectively, each steel rail guide device is driven by a transverse moving oil cylinder arranged on a cross beam assembly to complete transverse movement, and the cross beam assembly is provided with a coupling seat plate detachably coupled with a loading and unloading vehicle coupling mechanism and a driving mechanism.
2. The long rail offloading guide work vehicle of claim 1, wherein: the cross beam is formed into a box-shaped structure formed by assembling and welding a cross beam, a driving oil cylinder seat, a coupling seat plate, a transverse moving oil cylinder seat, a stop and a guide rail;
the driving oil cylinder seat is a special-shaped steel casting, is fixedly arranged on the lower sides of the two ends of the cross beam and is hinged with a driving oil cylinder of the loading and unloading vehicle, and the longitudinal movement of the operation trolley along the track and the curvilinear movement of the curve section are realized through the extension and retraction of the driving oil cylinder;
the linkage seat plate is fixedly arranged on the lower side of the middle part of the cross beam, the outer end of the linkage seat plate is of an arc lifting lug structure with a downward opening and is used for being linked with a lifting oil cylinder of the loading and unloading vehicle, and the vertical movement of the operation trolley is realized through the extension and retraction of the lifting oil cylinder;
the transverse oil cylinder seat is fixedly arranged at the end part of the cross beam and is used for being hinged with the transverse oil cylinder;
the stop gears are fixedly arranged at two ends of the upper surface of the cross beam and used for limiting the transverse displacement of the steel rail guide device;
the guide rails are fixedly arranged on two side edges of the upper surface of the cross beam, and the cross section of each guide rail is matched with the roller of the steel rail guide device to realize transverse movement.
3. The long rail offloading guide work vehicle of claim 2, wherein: the beam is a box-shaped closed structure formed by assembling and welding a plate into a U shape, then welding sealing plates at two ends of the U-shaped closed structure with the upper cover plate, and the upper cover plate forms the upper surface of the beam.
4. The long rail offloading guide work vehicle of claim 3, wherein: each group of steel rail guide devices comprises a guide mechanism, a moving mechanism and a tray;
the guide mechanism is of a U-shaped opening structure, vertical rollers are arranged on the inner sides of two walls of the U-shaped opening structure, and transverse rollers are arranged on the bottom surface of the inner side of the U-shaped opening structure and used for rail resistance-free release; four corners of the bottom surface of the guide mechanism are provided with moving mechanisms consisting of four rollers, and the rollers move along guide rails arranged on the surface formed by the cross beam; one side of the U-shaped opening structure is provided with a tray assembly for sliding release of the steel rail, and the other side of the U-shaped opening structure is provided with a C-shaped section overturn-preventing block for forming surface non-contact limiting sliding with the cross beam.
5. The long rail offloading guide work vehicle of claim 4, wherein: the U-shaped opening structure is formed by assembling and welding web plates on two sides, a base plate at the upper opening of the web plate, a baffle plate on one side of the web plate and a bottom plate at the bottom surface, two vertical rollers are respectively and rotatably arranged between the base plate and the bottom plate on the two sides, and a transverse roller is rotatably arranged between the two web plates; the overturn preventing baffles with the C-shaped cross sections are arranged in two groups, the upper ends of the overturn preventing baffles are welded and fixed with the bottom of the U-shaped opening structure, and the C-shaped opening covers the edge of the upper cover plate of the beam in a contactless limit sliding mode.
6. The long rail offloading guide work vehicle of claim 4, wherein: the tray assembly consists of a tray body, a hanging plate assembly, a round pin and a torsion spring; the hanger plate assembly is formed by fixedly connecting a hanger plate and a connecting plate; the hanging plate is provided with a hook structure for hanging the tray assembly on the tray hanging pin; the tray body and the hanging plate are connected in a relatively rotatable manner through a round pin; the round pin is provided with a torsion spring which is used for restoring the tray body after the end part of the steel rail slides to the ground through the tray body.
7. The long rail unloading guide work car according to any one of claims 2 to 6, wherein: the wheel pair assembly is composed of a pair of wheels capable of moving along the track and a suspension mechanism connected with the cross beam assembly.
8. The long rail offloading guide work vehicle of claim 7, wherein: two groups of transverse moving oil cylinders are respectively arranged on two sides of the beam assembly, the cylinder body of each group of transverse moving oil cylinders is hinged with a transverse moving oil cylinder seat, and the end part of the push rod is hinged with a lifting lug of the steel rail guide device in a driving manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265885.7A CN110816572A (en) | 2019-12-11 | 2019-12-11 | Long steel rail unloading guiding operation trolley |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265885.7A CN110816572A (en) | 2019-12-11 | 2019-12-11 | Long steel rail unloading guiding operation trolley |
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| CN110816572A true CN110816572A (en) | 2020-02-21 |
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| CN201911265885.7A Pending CN110816572A (en) | 2019-12-11 | 2019-12-11 | Long steel rail unloading guiding operation trolley |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111186451A (en) * | 2020-02-28 | 2020-05-22 | 中车齐齐哈尔车辆有限公司 | Transverse stopping mechanism of piggyback car and support part |
| CN111196284A (en) * | 2020-03-24 | 2020-05-26 | 浙江惟精新材料股份有限公司 | Material primary and secondary car |
| CN114147440A (en) * | 2021-11-10 | 2022-03-08 | 中车长江运输设备集团有限公司 | Wheel set dismounting device |
-
2019
- 2019-12-11 CN CN201911265885.7A patent/CN110816572A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111186451A (en) * | 2020-02-28 | 2020-05-22 | 中车齐齐哈尔车辆有限公司 | Transverse stopping mechanism of piggyback car and support part |
| CN111196284A (en) * | 2020-03-24 | 2020-05-26 | 浙江惟精新材料股份有限公司 | Material primary and secondary car |
| CN114147440A (en) * | 2021-11-10 | 2022-03-08 | 中车长江运输设备集团有限公司 | Wheel set dismounting device |
| CN114147440B (en) * | 2021-11-10 | 2024-03-26 | 中车长江运输设备集团有限公司 | Wheel set dismounting device |
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