阅读说明：本技术 一种地铁正线轨道运输新型动力牵引车头及其使用方法 (Novel power traction vehicle head for subway main track transportation and using method thereof ) 是由 吴超 徐明发 刘习生 韩梅 赵文君 王立川 于 2020-03-16 设计创作，主要内容包括：本发明涉及城市轨道交通技术领域,具体来说是一种地铁正线轨道运输新型动力牵引车头及其使用方法,包括车架,车架采用钢板、工字钢、槽钢焊接形成凸型箱体,内藏布置主要的传动结构,两侧分别配置控制台和液压系统、气压系统,车架的后半部分作为承载平台,车架前后两端底部安装引导轮,承载平台下方安装有动力输出的驱动桥,车架前、后端焊接有牵引结构；其优点在于：动力牵引车头相比轨道车、专用运载设备而言,体型结构小巧、紧凑,拖挂安装位置低,更适合小型机具作业、物料运输；相比人力推运板车而言,采用机械化作业,自带动力拖挂运料板车,降低该工序所用的人力,降低人员作业劳动强度。(The invention relates to the technical field of urban rail transit, in particular to a novel power traction vehicle head for subway line rail transportation and a using method thereof, wherein the novel power traction vehicle head comprises a vehicle frame, the vehicle frame is a convex box body formed by welding steel plates, I-shaped steel and channel steel, a main transmission structure is arranged in the convex box body, a control console, a hydraulic system and an air pressure system are respectively configured at two sides of the vehicle frame, the rear half part of the vehicle frame is used as a bearing platform, guide wheels are installed at the bottoms of the front end and the rear end of the vehicle frame, a drive axle for power output is installed below the bearing platform, and traction structures; the advantages are that: compared with a rail car and special carrying equipment, the power traction car head has the advantages of small and compact size structure and low towing installation position, and is more suitable for operation and material transportation of small-sized machines and tools; compared with a manual plate pushing vehicle, the plate pushing vehicle adopts mechanical operation, and the plate pushing vehicle is dragged with power, so that the labor used in the process is reduced, and the labor intensity of personnel operation is reduced.)

1. A novel power traction vehicle head for subway main track transportation is characterized by comprising

The frame is a convex box body formed by welding steel plates, I-shaped steel and channel steel, a main transmission structure is arranged in the frame, a control console, a hydraulic system and an air pressure system are respectively arranged at two sides of the frame, the rear half part of the frame is used as a bearing platform, guide wheels are arranged at the bottoms of the front end and the rear end of the frame, a drive axle for power output is arranged below the bearing platform, and traction structures are welded at the front end and the rear end of the frame;

the transmission structure is arranged in the center of the power traction vehicle head, the output power of an engine is transmitted to a drive axle through a hydraulic clutch, a transmission and a universal joint in sequence, the drive axle is used as a power output part and is arranged under a bearing platform, the output rotating speed and the output torque are transmitted through a main speed reducer, a differential mechanism and a half axle, the left half axle, the right half axle, a brake, a hub and a rubber wheel of the drive axle are symmetrically arranged, and the whole vehicle is braked by a pneumatic brake arranged on a drive axle housing;

the bearing platform is formed by welding steel plates and I-beams, a lower center disc and a middle pin are welded in the middle, lower side bearings are welded at two ends of the bearing platform on the I-beams, the bearing platform and the drive axle are mutually fixed through a clamping plate and a U-shaped clamp which are welded, and springs arranged at two sides of the clamping plate are suspended for vibration reduction;

the guide wheel is used as a power traction vehicle head to walk on a subway main track and is divided into a front guide wheel and a rear guide wheel, the front guide wheel is fixed at the bottom of the front end of the vehicle frame through a bolt, and the rear guide wheel is fixedly installed below the end part of the bearing platform through a bolt. The traction structure at the front end and the rear end of the frame mainly comprises a steel plate and a bolt, and is convenient for hauling materials carried by other plate trucks by adopting low-position traction.

2. The novel power traction locomotive for subway main line rail transportation as claimed in claim 1, characterized in that: the frame by the apron, the steelframe, the coupling beam, girder and cardboard constitute, the girder is by two I-steel longitudinal symmetry arrangements, the centre is by the I-steel, the channel-section steel is as coupling beam welded connection, the former half of frame forms the steelframe by the angle steel welding, the apron is welded on the steelframe, the steelframe forms box cavity structure with the apron inside, the built-in transmission structure that arranges, dispose accessories such as control cabinet and hydraulic system, atmospheric pressure system on the apron platform of both sides steel sheet welded respectively, the latter half of frame forms "mesh" style of calligraphy structure by the channel-section steel, steel sheet and I-steel, be used for the welding installation load-bearing platform, the cardboard welding is in I-steel girder both sides, be used for transaxle.

3. The novel power traction locomotive for subway main line rail transportation as claimed in claim 1, characterized in that: the transaxle is arranged under load-bearing platform, and the transaxle includes main reducer, differential mechanism, transaxle shell, semi-axis, braking brake, wheel hub and rubber wheel, and the input power of transmission structure passes through main reducer, differential mechanism, semi-axis transmission rotational speed and output torque, semi-axis, braking brake, wheel hub and rubber wheel are symmetrical arrangement about the transaxle, are equipped with pneumatic brake on the transaxle shell and are used for the braking that slows down.

4. The novel power traction locomotive for subway main line rail transportation as claimed in claim 1, characterized in that: bearing platform welds on the I-steel girder of frame latter half, mainly by the bottom plate, the center plate, the core pin, the spring hangs and the lower side bearing is constituteed, the bottom plate intermediate position articulates with the delivery flat board through welded center plate and middle round pin down, increase the balancing weight in order to increase the frictional force of rubber wheel and rail on bearing platform, bearing platform both ends weld the lower side bearing on the I-steel, bearing platform and transaxle are fixed each other through welded cardboard and U type card, the spring that arranges in cardboard both sides hangs and carries out the damping.

5. The novel power traction locomotive for subway main line rail transportation as claimed in claim 1, characterized in that: the guide wheel is divided into a front guide wheel and a rear guide wheel and consists of a fixed seat, a connecting beam, a supporting rib, a wheel shaft and a steel wheel, wherein the fixed seat is fixed on an I-shaped steel main beam of the frame through a rectangular steel pipe through a bolt, the connecting beam and the supporting rib consist of T-shaped steel, the fixed seat, the connecting beam, the supporting rib and the wheel shaft are welded into a whole and are jointly used as a rail running guide wheel set of the power traction vehicle head, the front guide wheel is fixed at the bottom of the front end of the frame) through a bolt, the rear guide wheel is fixedly installed below the end part of the bearing platform through a bolt, and the contact pressure between the rubber wheel and the steel rail is.

6. The novel power traction locomotive for subway main line rail transportation as claimed in claim 1, characterized in that: the traction structure consists of an upper plate, a bolt, a lower plate and a support plate, wherein the upper plate, the lower plate and the support plate are welded on the frame.

7. The novel power traction locomotive for subway main line rail transportation as claimed in claim 1, characterized in that: the control console integrates a hydraulic system and a pneumatic system control switch and consists of an instrument panel, a starting key hole, an indicator light, a standby control handle, a clutch pedal, a manual gear, a hand brake and a seat, and the control console is arranged at the left front end of the frame.

8. A use method of a novel power traction vehicle head for subway main track transportation is characterized by comprising the following steps:

A. and hoisting the power traction headstock into the main subway line rail from a feed opening of the track laying base, passing a steel wire rope on a hanger of the gantry crane of the base through a lifting lug welded on the power traction headstock, simultaneously lowering the steel wire rope, and hoisting the power traction headstock to the main subway line rail.

B. The operation that power traction locomotive goes on subway main track includes: normalizing the steel rail joint, hauling a rail laying machine, hauling a concrete pump and transporting materials;

b-1, when the power traction headstock carries out steel rail joint normalizing operation on a subway main track, arranging and fixing an electromagnetic induction normalizing electric box, a water cooler, a profiling support and an auxiliary machine on a carrying plate car, fixing the carrying plate car and a traction structure, starting the power traction headstock, moving the whole car to a steel rail welding seam, clamping a steel rail by using a steel rail clamping device, lifting the steel rail to a horizontal state, installing the profiling support and a thermistor, operating the electromagnetic induction normalizing electric box to carry out high-frequency electromagnetic normalizing operation, removing the profiling support after the normalizing operation is finished, placing the installed steel rail, starting the power traction headstock, and moving the power traction headstock to the next operation point position.

And B-2, when the power traction headstock is used for hauling the track laying machine on the subway main track, hoisting the track laying machine with the contracted support legs onto the subway main track, combining the traction structure with the traction structure on the support legs of the track laying machine by the universal power traction headstock, starting the power traction headstock, and hauling the track laying machine to a track laying operation position.

And B-3, when the power traction vehicle head carries out hauling on the concrete pump on the subway main track, the power traction vehicle head combines the traction structure with a traction structure on the concrete pump, and the power traction vehicle head is started to haul the concrete pump to a concrete pouring operation position.

And B-4, when the power traction vehicle head transports materials on the subway main track, the base gantry crane hoists the steel bars, the sleepers, the rail adjusting supports, the supporting screw rods and the ditch template on the carrying plate vehicle at the feed opening, and the power traction vehicle head is started to transport the materials to an operation point for unloading.

Technical Field

The invention relates to the technical field of urban rail transit, in particular to a novel power traction vehicle head for subway main track transportation and a using method thereof.

Background

At present, in the urban subway main line construction operation of the urban subway rail transit in China, a rail car traction mode, a special carrying equipment traction mode or a manual plate car pushing mode is adopted in the aspect of power traction. When the rail car is used for traction, the rail car provides driving force, and the car coupler knuckle structure is used for dragging the equipment to be dragged; the rail car body type is huge in the traction mode, the installation position of the car coupler knuckle is high, the car coupler knuckle is not suitable for small machines and materials transportation, the car coupler knuckle traction position is more suitable for large-scale rail transportation equipment, the service time of a rail car is greatly occupied during operation, and the utilization efficiency of the rail car is not high. When the special carrying equipment is dragged, a hook is generally welded by a steel plate and a pin shaft to connect the special carrying equipment and the dragged equipment, and the special carrying equipment provides traction force; the special carrying equipment in the traction mode needs to operate at an operation point of a corresponding construction process, is not suitable for continuous traction transportation, and has single use performance and insufficient equipment universality. In the track laying construction operation, large hauling equipment is often used for special dragging operation equipment, and machines and materials are often carried by a manual push plate vehicle when materials such as reinforcing steel bars, sleepers, track adjusting supports, supporting lead screws, ditch templates and the like are repeatedly transported at short intervals; the operation mode needs to consume a large number of personnel, is not suitable for a rail car or special transportation equipment to stay for a long time for use, has high labor intensity of the personnel, wastes time and labor for hauling machines and materials, and has low efficiency.

Disclosure of Invention

The invention aims to solve the defects of the prior art, and provides a novel subway main line track transportation power traction vehicle head which is provided with a power traction structure for autonomous power walking, traction equipment operation and traction of a material conveying plate vehicle, can be used for dragging small-sized operation equipment on a subway main line track, comprises an electromagnetic induction normalizing device, a rail paving machine, a concrete pump and other operation devices, can be used for dragging the material conveying plate vehicle, carrying materials such as reinforcing steel bars, sleepers, rail adjusting supports, support screw rods and ditch templates, reduces the operation intensity of workers, and improves the construction efficiency.

In order to achieve the purpose, the novel power traction vehicle head for the subway main line rail transportation is designed and is characterized by comprising a vehicle frame, wherein the vehicle frame is formed by welding a steel plate, I-shaped steel and channel steel to form a convex box body, a main transmission structure is arranged in the convex box body, a control console, a hydraulic system and an air pressure system are respectively configured at two sides of the convex box body, the rear half part of the vehicle frame is used as a bearing platform, guide wheels are installed at the bottoms of the front end and the rear end of the vehicle frame, a drive axle for power output is installed below the bearing platform, and traction structures are welded at; the transmission structure is arranged in the center of the power traction vehicle head, the output power of an engine is transmitted to a drive axle through a hydraulic clutch, a transmission and a universal joint in sequence, the drive axle is used as a power output part and is arranged under a bearing platform, the output rotating speed and the output torque are transmitted through a main speed reducer, a differential mechanism and a half axle, the left half axle, the right half axle, a brake, a hub and a rubber wheel of the drive axle are symmetrically arranged, and the whole vehicle is braked by a pneumatic brake arranged on a drive axle housing; the bearing platform is formed by welding steel plates and I-beams, a lower center disc and a middle pin are welded in the middle, lower side bearings are welded at two ends of the bearing platform on the I-beams, the bearing platform and the drive axle are mutually fixed through a clamping plate and a U-shaped clamp which are welded, and springs arranged at two sides of the clamping plate are suspended for vibration reduction; the guide wheel is used as a power traction vehicle head to walk on a subway main track and is divided into a front guide wheel and a rear guide wheel, the front guide wheel is fixed at the bottom of the front end of the vehicle frame through a bolt, and the rear guide wheel is fixedly installed below the end part of the bearing platform through a bolt. The traction structure at the front end and the rear end of the frame mainly comprises a steel plate and a bolt, and is convenient for hauling materials carried by other plate trucks by adopting low-position traction.

The frame comprises a cover plate, a steel frame, connecting beams, a main beam and clamping plates, wherein the main beam is formed by longitudinally and symmetrically arranging two I-shaped steels, the middle of the main beam is formed by the I-shaped steels and the channel steels serving as the connecting beams in a welded mode, the front half part of the frame is welded by angle steels to form the steel frame, the cover plate is welded on the steel frame, the steel frame and the inner part of the cover plate form a box-shaped cavity structure, a transmission structure is arranged in the box-shaped cavity structure, a control console, a hydraulic system, an air pressure system and other accessories are respectively arranged on a cover plate platform welded on two sides of the steel plates, the rear half part of the frame is formed by the channel steels, the steel plates and the I-shaped.

The transaxle is arranged under load-bearing platform, and the transaxle includes main reducer, differential mechanism, transaxle shell, semi-axis, braking brake, wheel hub and rubber wheel, and the input power of transmission structure passes through main reducer, differential mechanism, semi-axis transmission rotational speed and output torque, semi-axis, braking brake, wheel hub and rubber wheel are symmetrical arrangement about the transaxle, are equipped with pneumatic brake on the transaxle shell and are used for the deceleration braking.

Bearing platform welds on the I-steel girder of frame latter half, mainly by the bottom plate, the center plate, the core pin, the spring hangs and the lower side bearing is constituteed, the bottom plate intermediate position articulates with the delivery flat board through welded center plate and middle round pin down, increase the balancing weight in order to increase the frictional force of rubber wheel and rail on bearing platform, bearing platform both ends weld the lower side bearing on the I-steel, bearing platform and transaxle are fixed each other through welded cardboard and U type card, the spring that arranges in cardboard both sides hangs and carries out the damping.

The guide wheel is divided into a front guide wheel and a rear guide wheel, and the guide wheel is composed of a fixed seat, a connecting beam, a supporting rib, a wheel shaft and a steel wheel, wherein the fixed seat is fixed on an I-shaped steel main beam of the frame through a bolt by a rectangular steel pipe, the connecting beam and the supporting rib are composed of T-shaped steel, the fixed seat, the connecting beam, the supporting rib and the wheel shaft are welded into a whole and are jointly used as a rail running guide wheel set of the power traction vehicle head, the front guide wheel is fixed at the bottom of the front end of the frame) through a bolt, the rear guide wheel is fixedly installed below the end part of the bearing platform through a bolt, and the contact pressure between the.

The traction structure consists of an upper plate, a bolt, a lower plate and a support plate, wherein the upper plate, the lower plate and the support plate are welded on the frame.

The control console integrates a hydraulic system and a pneumatic system control switch and consists of an instrument panel, a starting key hole, an indicator light, a standby control handle, a clutch pedal, a manual gear, a hand brake and a seat, and the control console is arranged at the left front end of the frame.

A use method of a novel power traction vehicle head for subway main track transportation is characterized by comprising the following steps:

A. and hoisting the power traction headstock into the main subway line rail from a feed opening of the track laying base, passing a steel wire rope on a hanger of the gantry crane of the base through a lifting lug welded on the power traction headstock, simultaneously lowering the steel wire rope, and hoisting the power traction headstock to the main subway line rail.

B. The operation that power traction locomotive goes on subway main track includes: normalizing the steel rail joint, hauling a rail laying machine, hauling a concrete pump and transporting materials;

b-1, when the power traction headstock carries out steel rail joint normalizing operation on a subway main track, arranging and fixing an electromagnetic induction normalizing electric box, a water cooler, a profiling support and an auxiliary machine on a carrying plate car, fixing the carrying plate car and a traction structure, starting the power traction headstock, moving the whole car to a steel rail welding seam, clamping a steel rail by using a steel rail clamping device, lifting the steel rail to a horizontal state, installing the profiling support and a thermistor, operating the electromagnetic induction normalizing electric box to carry out high-frequency electromagnetic normalizing operation, removing the profiling support after the normalizing operation is finished, placing the installed steel rail, starting the power traction headstock, and moving the power traction headstock to the next operation point position.

And B-2, when the power traction headstock is used for hauling the track laying machine on the subway main track, hoisting the track laying machine with the contracted support legs onto the subway main track, combining the traction structure with the traction structure on the support legs of the track laying machine by the universal power traction headstock, starting the power traction headstock, and hauling the track laying machine to a track laying operation position.

And B-3, when the power traction vehicle head carries out hauling on the concrete pump on the subway main track, the power traction vehicle head combines the traction structure with a traction structure on the concrete pump, and the power traction vehicle head is started to haul the concrete pump to a concrete pouring operation position.

And B-4, when the power traction vehicle head transports materials on the subway main track, the base gantry crane hoists the steel bars, the sleepers, the rail adjusting supports, the supporting screw rods and the ditch template on the carrying plate vehicle at the feed opening, and the power traction vehicle head is started to transport the materials to an operation point for unloading.

Compared with the prior art, the invention has the advantages that:

1. compared with a rail car and special carrying equipment, the power traction car head has the advantages of small and compact size structure and low towing installation position, and is more suitable for operation and material transportation of small-sized machines and tools;

2. compared with a manual plate pushing and conveying vehicle, the plate pushing and conveying vehicle adopts mechanical operation and is provided with power to pull and convey the plate pushing and conveying vehicle, so that the labor used in the working procedure is reduced, and the labor intensity of personnel operation is reduced;

3. the whole machine can be used for carrying and transporting flat plates, transporting large-scale equipment operation, reducing the use pressure of the rail cars and the flat cars and having low manufacturing cost.

Drawings

FIG. 1(a) is a front view of a power traction cab;

FIG. 1(b) is a top view of a power traction vehicle head;

FIG. 2(a) is a front view of a power traction vehicle head frame;

FIG. 2(b) is a top view of a frame of a power traction vehicle head;

FIG. 3 is a schematic view of a power traction vehicle head transmission configuration;

FIG. 4 is a schematic view of a power traction locomotive drive axle;

FIG. 5 is a schematic view of a power traction cab load-bearing platform;

FIG. 6(a) is a front view of a power traction head guide wheel;

FIG. 6(b) is a schematic view of the installation of a power traction vehicle head guide wheel;

FIG. 7 is a schematic view of a traction configuration of a power traction vehicle head;

FIG. 8(a) is a front view of a power traction locomotive console;

FIG. 8(b) is a bottom view of a power traction vehicle head console;

FIG. 9 is a schematic view of an electromagnetic induction normalizing device towed by a power traction vehicle head;

FIG. 10 is a schematic view of a power tractor locomotive towing a track laying machine;

FIG. 11 is a schematic view of a concrete ground pump towed by a power traction vehicle head;

FIG. 12(a) is a schematic view of a power traction vehicle head towing a steel bar and a sleeper;

FIG. 12(b) is a schematic view of a power traction vehicle head towing rail adjusting bracket, a support screw rod and a ditch template;

FIG. 13 is a schematic view of a power traction cab adding counterweight;

FIG. 14 is a schematic view of the hoisting of a power traction vehicle head;

in the figure: 1-1 vehicle frame 1-2 transmission structure 1-3 drive axle 1-4 bearing platform 1-5 guide wheel 1-6 lifting lug 1-7 control desk 1-8 hydraulic system 1-9 air pressure system 1-10 traction structure;

2-1 cover plate, 2-2 steel frame, 2-3 connecting beam, 2-4 main beam, 2-5 clamping plate;

3-1 cooling fan 3-2 engine 3-3 hydraulic clutch 3-4 speed changer 3-5 universal joint;

4-1, a main speed reducer 4-2, a differential 4-3, a drive axle housing 4-4, a half shaft 4-5, a brake 4-6, a hub 4-7 and a rubber wheel;

5-1, a bottom plate 5-2, a lower center plate 5-3, a middle pin 5-4, a spring suspension 5-5 and a lower side bearing;

6-1 front guide wheel 6-2 rear guide wheel 6-3 fixed seat 6-4 connecting beam 6-5 supporting rib 6-6 wheel shaft 6-7 steel wheel;

7-1, an upper plate 7-2, a bolt 7-3 and a lower plate 7-4;

8-1 instrument panel 8-2 starts 8-3 key hole 8-3 pilot lamp 8-4 spare control handle 8-5 clutch pedal 8-6 manual gear 8-7 manual brake 8-8 seat;

a 9-1 circular tunnel section 9-2 power traction headstock 9-3 carrier plate vehicle 9-4 water chiller 9-5 electromagnetic induction normalizing electric box 9-6 profiling bracket;

10-1, a track laying machine;

11-1 concrete ground pump;

12-1 steel bar 12-2 sleeper 12-3 rail adjusting bracket 12-4 supporting screw rod 12-5 ditch template;

13-1 balancing weight block 13-2 cushion block;

14-1 base gantry crane 14-2 subway main track;

Detailed Description

The construction and principles of such a device will be apparent to those skilled in the art from the following further description of the invention taken in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.