Long steel rail unloading guiding operation trolley
阅读说明:本技术 一种长钢轨卸载导向作业小车 (Long steel rail unloading guiding operation trolley ) 是由 杨诗卫 李琰 赵寿鑫 王云贵 黄瑞 涂东 李军生 薛海莲 龙建国 谢林 淑梅 于 2019-12-11 设计创作,主要内容包括:本发明公开了一种长钢轨卸载导向作业小车。作业小车与装卸车联挂,完成长钢轨回收和释放时的伸出,作业小车由横梁组成、轮对组成、钢轨导向装置、横移油缸构成;横梁组成是作业小车基础结构平台,为全钢焊箱型结构;下方悬挂设置可沿轨道运行的轮对组成,平台两端分别设置一组沿导轨移动的钢轨导向装置,各钢轨导向装置由设置在横梁组成上的横移油缸驱动完成横向移动,横梁组成设置与装卸车联接机构和驱动机构可拆卸联挂的联挂座板。本发明小车无需对车组进行重新编组或摘编尾车,提高了作业效率,可对钢轨精确的横向定位,避免钢轨端部直接砸向地面造成钢轨损伤,或砸坏轨枕、紧固件等其他附件,钢轨既可卸于道心也可卸于轨道外侧。(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.)
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.
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
The wheel set assembly 1 comprises wheels 11,
The beam assembly 2 comprises a driving
The transverse moving oil cylinder 3 is arranged on two sides of the
The rail guide device 4 is formed by assembling and welding a
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
As shown in fig. 3, the wheelset assembly 1 is mainly assembled by a wheel 11, an
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
As shown in figure 1, two sets of the traversing oil cylinders 3 are respectively arranged at two sides of a
As shown in fig. 5, the rail guide device 4 is formed by assembling and welding a
As shown in fig. 6, the
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
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.
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