CN211947734U - Railway operation device annular circulation system - Google Patents

Abstract

The invention relates to an annular circulating system of a railway operation device, which comprises an engineering operation frame and a lower supporting mechanism, wherein the lower part of the middle of the engineering operation frame is supported by the lower supporting mechanism; the engineering operation frame is used as a supporting frame of the whole circulating system to run on a steel rail, an annular descending mechanism is fixedly arranged at the front end of the frame, and an operation device above the front end of the frame is stably conveyed to the lower position through annular conveying; the rear end of the engineering operation frame is provided with an annular lifting mechanism, and an operation device below the rear end of the frame is stably lifted to an upper position through annular conveying; an upper horizontal conveying mechanism is arranged above the middle of the engineering operation frame, an operation device which lifts the annular lifting mechanism to the rear end of the support is horizontally conveyed above the front end of the frame, and then the next cycle is continued. The circulating system and the operation method can greatly reduce the requirement on labor in line maintenance operation, reduce labor cost and improve operation safety.

Description

Railway operation device annular circulation system

Technical Field

The invention relates to the field of railway engineering machinery, in particular to an annular circulating system of a railway operation device.

Background

At present, in line maintenance work, particularly maintenance work which needs to be relatively static with a railway line and cannot be carried out in the process of moving a working device is often finished by manually using small tools. The construction mode has the advantages of large manual demand, difficult construction site management and high labor cost. The potential safety hazard caused by severe working environment and high working strength is serious.

For example, the invention patent of chinese publication No. CN 108978372 a discloses a carriage for transporting railroad sleepers, which includes two base plates, two material placing devices and a support carriage, the two base plates are arranged in bilateral symmetry, the material placing devices are installed on the upper ends of the base plates, the support carriage is installed between the two base plates, and the material placing devices include a mounting plate, a driving roller, a driven roller, a driving motor, a conveyor belt, a limiting plate, a connecting support plate, a limiting cylinder, a material placing plate, a mounting ring, an adjusting electric push rod, an adjusting slide plate, a mounting slide plate, a fixing cylinder and a fixing press plate. The sleeper transporting device can solve the problems of high labor cost, high labor intensity, low working efficiency, inconvenience in taking out, easiness in collision and the like in the existing sleeper transporting process, can realize the function of transporting sleepers in order, and has the advantages of low labor cost, low labor intensity, high working efficiency, convenience in taking out, difficulty in collision and the like. However, the bracket is only suitable for sleeper conveying, and the operation condition of the bracket is a static state, so that the bracket cannot work in the material conveying process.

Disclosure of Invention

In order to solve the technical defects in the prior art, the invention aims to provide an annular circulating system of a railway operation device, which can drive a plurality of working devices to do annular circulating motion, and can realize that an internal operation device is relatively static with a railway line within a certain time and completes related maintenance operation in the continuous advancing process of an engineering operation vehicle.

A certain connecting mechanism is added on the small-sized machine tool, so that the small-sized machine tool is upgraded into a corresponding operation device, and then the circular circulating system of the railway operation device drives the operation device to do circulating motion in an engineering operation frame. In the process of continuous advancing of the circulating rack, the circulating system always carries out circulating motion in the front-back direction, and the operating device is fixed with the railway line for a period of time and is relatively static, so that corresponding line maintenance operation can be completed within the period of time. The annular circulating system and the operation method of the railway operation device can greatly reduce the requirement on labor in line maintenance operation, reduce labor cost and improve operation safety.

In order to achieve the design purpose, the scheme adopted by the invention is as follows:

the invention provides a railway operation device annular circulation system, which comprises an engineering operation frame and a lower supporting mechanism, wherein the lower part of the middle of the engineering operation frame is supported by the lower supporting mechanism; the engineering operation frame is used as a supporting frame of the whole circulating system to run on a steel rail, an annular descending mechanism is fixedly installed at the front end of the engineering operation frame, and an operation device above the front end of the frame is stably conveyed to the lower position through annular conveying; the rear end of the engineering operation frame is provided with an annular lifting mechanism, and an operation device below the rear end of the frame is stably lifted to an upper position through annular conveying; an upper horizontal conveying mechanism is arranged above the middle of the engineering operation frame 1, an operation device which lifts the annular lifting mechanism to the rear end of the support is horizontally conveyed above the front end of the frame, and then the next cycle is continued.

Preferably, an alignment mechanism is fixedly mounted below the front end of the engineering operation vehicle frame, and when the operation device falls from the upper side of the front end to the lower side, the alignment mechanism drives the operation device to move backwards, and after the operation device reaches the operation position, the operation device is fixed relatively to the railway line and starts to perform related operations on the railway line.

In any one of the above schemes, preferably, the annular landing mechanism includes a first support plate, an annular landing rail and a driving device, and the first support plate is fixedly mounted on the engineering operation vehicle frame and used for mounting the annular landing rail.

In any of the above embodiments, preferably, the circular descending track includes an inner track and an outer track, the two tracks are staggered from each other in a direction perpendicular to the first support plate, the inner track provides guidance and support for the working device short axis support wheel, and the outer track provides guidance and support for the working device long axis support wheel.

In any of the above schemes, it is preferable that the radii R of the inner track and the outer track are the same, and the horizontal offset L of the track center is equal to the center distance M of the rolling wheels of the working device, so as to ensure that the working device does not swing during the circular landing process.

In any of the above embodiments, it is preferable that the inner rail and the outer rail are provided with movable plates at positions offset from each other in a direction perpendicular to the first support plate.

In any of the above solutions, it is preferable that the movable plate is disposed on the inner rail, one end of the movable plate is hinged on the inner rail, and the other end of the movable plate is overlapped on the inner rail.

When a long shaft supporting wheel of the operation device moves to a staggered position along the outer side track, the movable plate can be pushed upwards; when the long-axis supporting wheel passes through the staggered position a, the movable plate can automatically fall down to continuously provide support and guide for the short-axis supporting wheel on the inner side track.

In any of the above aspects, preferably, the driving device includes a landing wheel, a driving shaft, and a driving motor. The drive shaft may transmit the rotational motion of the drive motor to the drop wheel.

In any of the above schemes, preferably, the outer edge of the landing wheel is evenly distributed with a plurality of landing teeth, and the landing teeth are used for providing supporting force during the landing process of the working device.

In any of the above aspects, preferably, the first support plate, the inner rail, the outer rail and the landing wheel are symmetrically arranged on two sides of the circular motion track of the working device.

In any of the above embodiments, preferably, a distance corresponding to the width of the working device is left between the landing rails (the landing rails include an inner rail and an outer rail) symmetrically arranged on both sides of the circular motion track of the working device, so that the working device does not interfere with the circular landing mechanism during the circulation process.

In any of the above solutions, preferably, the lower support mechanism includes a left support plate and a right support plate, and when the working device performs the related maintenance work, the long axis support wheel and the short axis support wheel contact with the support surfaces of the left support plate and the right support plate to provide vertical support.

In any of the above schemes, preferably, the left support plate and the right support plate are structures with narrow front and back ends and wide middle, so as to ensure that the vertical support can be provided for the operation device when the operation is performed on the curved railway line.

In any of the above aspects, it is preferable that the endless lifting mechanism includes a second support plate, a lifting rail, and a lifting mechanism driving device.

In any of the above schemes, preferably, the second support plate is fixedly mounted on the engineering operation frame and used for mounting the lifting rail.

In any of the above schemes, preferably, the lifting rail includes a lifting mechanism inner rail and a lifting mechanism outer rail, the two rails are staggered in a direction perpendicular to the support plate, the lifting mechanism inner rail provides guidance and support for the working device short shaft support wheel, and the lifting mechanism outer rail provides guidance and support for the working device long shaft support wheel.

In any of the above solutions, it is preferable that the radius R1 of the inner rail of the lifting mechanism is the same as the radius R1 of the outer rail of the lifting mechanism, and the horizontal offset L1 of the center of the rail is equal to the center distance M1 of the rolling wheel of the working device, so as to ensure that the working device does not swing during the circular lifting process.

In any of the above schemes, preferably, a lifting mechanism movable plate is arranged at the staggered position of the inner side rail of the lifting mechanism and the outer side rail of the lifting mechanism.

In any of the above schemes, preferably, the movable plate of the lifting mechanism is arranged on the inner side rail of the lifting mechanism, one end of the movable plate of the lifting mechanism is hinged on the inner side rail of the lifting mechanism, and the other end of the movable plate of the lifting mechanism is overlapped on the outer side rail of the lifting mechanism.

When a long shaft supporting wheel of the operation device moves to a staggered position along an outer side track of the lifting mechanism, a movable plate of the lifting mechanism can be pushed upwards; when the long-axis supporting wheels pass through the staggered position, the movable plate of the lifting mechanism can automatically fall down to continuously provide support and guide for the short-axis supporting wheels of the inner side rails of the lifting mechanism.

In any of the above aspects, it is preferable that the lifting mechanism driving device includes a lifting wheel, a lifting mechanism driving shaft, and a lifting mechanism driving motor, and the lifting mechanism driving shaft can transmit the rotational motion of the lifting mechanism driving motor to the lifting wheel.

In any of the above schemes, preferably, the lifting wheel has a plurality of lifting teeth distributed on the outer edge thereof, and the lifting teeth are used for providing lifting force during the lifting process of the working device.

In any of the above schemes, preferably, the second support plate, the lifting rail and the lifting wheel are symmetrically arranged on two sides of the circular motion track of the working device; and a distance corresponding to the width of the operation device is reserved between the lifting tracks symmetrically arranged on two sides of the motion trail of the operation device, so that the operation device does not interfere with the annular lifting mechanism in the circulating process.

In any of the above aspects, it is preferable that the upper horizontal conveying mechanism includes a support rail, a chain, a scraper, a transmission shaft, and a conveying mechanism driving motor.

In any of the above schemes, preferably, the front end and the rear end of the support rail are respectively connected with the upper parts of the annular descending mechanism and the annular lifting mechanism, the operation device can horizontally enter the support rail after being lifted to the upper parts by the annular lifting mechanism, and the operation device rolls on the rail through the long-axis support wheel and the short-axis support wheel.

The conveying mechanism driving motor drives the chain to rotate circularly through the transmission shaft, and the scraper on the chain drives the operation device to move from the rear end to the front end of the supporting track. By adjusting the speed of the driving motor, the horizontal transmission speed of the robot can be controlled.

In any of the above schemes, preferably, the alignment mechanism includes two sets of pushing mechanisms symmetrically installed, and each set of pushing mechanism includes a bracket, a sliding rail assembly, a telescopic seat and a telescopic cylinder.

In any of the above aspects, preferably, the bracket is mounted on the work vehicle frame below the circular lowering mechanism and in front of the lower support mechanism.

In any of the above schemes, preferably, the telescopic seat is connected with the support through a sliding rail assembly and can slide under the driving of the telescopic cylinder.

In any of the above schemes, preferably, the telescopic seat is internally provided with a spring and a sliding groove structure, and can perform telescopic action.

When the operation device falls from the upper part to the lower part of the annular descending mechanism, the telescopic cylinder extends out to push the operation device to the rear part of the engineering operation frame, and simultaneously, the operation device moves backwards relative to the railway line. When the operation position is reached, the telescopic cylinder stops operating, the operation device is fixed with the railway line and keeps relatively static, and the maintenance operation of the line is started.

The invention provides a second aspect of the operation process of the circular circulation system of the railway operation device, which comprises the following steps:

step A: the high-speed operation stage of the engineering operation vehicle: fixing the operation device on the engineering operation frame;

and B: a working preparation stage: when the engineering operation vehicle reaches the operation position, the engineering operation vehicle stops advancing, and the circulating system drives the operation device to do circulating motion in the engineering operation vehicle;

and C: an operation stage: the engineering operation vehicle advances at a constant speed, the operation device circularly moves in the engineering operation vehicle, when the operation device circularly moves to the lower part of the front end of the vehicle frame, the operation device moves to a corresponding operation position through the alignment mechanism, is fixed with the railway line and keeps relatively static, and starts maintenance operation; at the moment, the lower supporting mechanism only has a vertical supporting function on the operation device; the engineering operation vehicle continuously advances, and the operation device moves backwards relative to the operation vehicle frame; the time when the operation device moves from the front end to the rear end relative to the operation frame is the time when the operation device is relatively static with the railway line and is the effective time when the operation device carries out maintenance operation on the railway line; after the operation device reaches the rear end of the operation frame, the operation device is lifted by the annular lifting mechanism to perform next cycle until the operation of the whole line is completed;

step D: a vehicle collection stage: after the operation is finished, the operation device is fixed with the engineering operation vehicle and is driven out of the operation section at a high speed.

Compared with the prior art, the annular circulating system of the railway operation device has the following advantages and effects:

1. the annular circulating system can drive the operation device to do circulating motion in the continuously advancing engineering vehicle operation vehicle, and when the operation device is positioned below the engineering vehicle frame, the circulating speed of the operation device relative to the operation vehicle frame is the same as the advancing speed of the operation vehicle and the direction of the operation device is opposite. At this time, the working device and the railway line are relatively stationary. In the static stage, the operation device can complete the related maintenance operation on the railway line. By using the annular circulating system, the internal operation device can be relatively static with the railway line within a certain time and complete related maintenance operation in the continuous advancing process of the engineering operation vehicle.

2. The lifting track and the landing track in the annular lifting mechanism and the annular landing mechanism are both annular tracks, and special tracks and connection structures are adopted, so that the operation device can be stably and smoothly conveyed in the mechanism.

3. The annular lifting mechanism, the annular descending mechanism and the upper horizontal conveying mechanism are driven in a continuous circulating mode, so that conveying efficiency is improved, and conveying beat control is facilitated.

4. The lower supporting mechanism is not provided with a driving device, when the working device circulates to the lower supporting mechanism, the working device is fixed with the railway line through the self mechanism, the lower supporting mechanism provides vertical support for the working device through a supporting roller on the working device, the working device moves backwards relative to the lower supporting mechanism and keeps static relative to the railway line, and related maintenance operation is carried out on the railway line.

5. The contraposition mechanism is arranged at the front end of the lower support mechanism, and when the operation device falls from the upper part to the lower part, the contraposition mechanism drives the operation device to move backwards on the lower support mechanism relative to the operation vehicle frame, and simultaneously has a relatively small backward speed relative to the railway line. After the working device reaches the position, the positioning mechanism stops operating, and the working device is fixed and kept relatively still with the railway line.

6. According to the maintenance requirement of the railway line, different operation devices are selected to complete different line maintenance, and one circulating system can drive a plurality of operation devices.

Drawings

Fig. 1 is a schematic view showing the construction of a preferred embodiment of a railway working device endless loop system according to the present invention.

Fig. 2 is a schematic view of the ring drop mechanism of the preferred embodiment of fig. 1 of the railway working apparatus ring cycle system according to the present invention.

Fig. 3 is a top view of the preferred embodiment of the endless loop system of a railroad working device of the present invention shown in fig. 2.

Fig. 4 is a schematic view of a landing track of the circular lowering mechanism of the embodiment of fig. 2 of the circular circulation system of the railway working device according to the present invention.

Fig. 5 is a diagram showing an operating state of the working device in the embodiment shown in fig. 1 of the endless loop system of the railway working device according to the present invention.

Fig. 6 is a view showing the operation state of the ring drop mechanism and the working device in the embodiment of fig. 2 of the endless circulating system of the working unit for railroads according to the present invention.

Fig. 7 is a schematic view of the construction of the lower support mechanism of the embodiment of fig. 1 of the endless loop system of the railway working device according to the present invention.

Fig. 8 is a schematic view of the construction of the endless lifting mechanism of the endless circulating system of a railway working device according to the present invention in the embodiment of fig. 1.

Fig. 9 is a top view of the embodiment of fig. 8 of the railway working device endless loop system in accordance with the present invention.

Fig. 10 is a schematic illustration of a lifting rail of the lifting mechanism of the embodiment of fig. 1 of a looped cycle system for a railway working implement in accordance with the present invention.

Fig. 11 is a diagram illustrating the operation of the working device in the lifting rail in the embodiment of fig. 1 of the endless loop system of the railway working device according to the present invention.

Fig. 12 is a view showing the operation state of the ring lift mechanism and the working device in the embodiment shown in fig. 10 of the endless loop system for a railway working device according to the present invention.

Fig. 13 is a schematic view of the construction of the upper horizontal transfer mechanism of the embodiment shown in fig. 1 of the endless circulating system of the working unit for railroads according to the present invention.

Fig. 14 is a schematic view of the alignment mechanism of the embodiment of fig. 1 of the endless loop system for a railway working device according to the present invention.

Fig. 15 is a flow chart of the operation of the endless loop system of the railway working device according to the present invention.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, from which other embodiments can be derived by a person skilled in the art without inventive effort.

Referring to fig. 1, there is shown a schematic view of a preferred embodiment of a railway working apparatus endless loop system according to the present invention. The invention relates to an annular circulating system of a railway operation device, which comprises an engineering operation frame 1 and a lower supporting mechanism 3, wherein the lower part of the middle of the engineering operation frame 1 is supported by the lower supporting mechanism 3, and when an operation device 7 operates a railway track, the lower supporting mechanism 3 vertically supports the operation device; the engineering operation frame 1 is used as a supporting frame of the whole circulating system to run on a steel rail, the front end of the engineering operation frame 1 is fixedly provided with an annular descending mechanism 2, and an operation device 7 above the front end of the frame is stably conveyed to the lower position through annular conveying; the rear end of the engineering operation frame 1 is provided with an annular lifting mechanism 4, and an operation device 7 below the rear end of the frame is stably lifted to an upper position through annular conveying; an upper horizontal conveying mechanism 5 is arranged above the middle of the engineering operation frame 1, an operation device 7 for lifting the annular lifting mechanism 4 to the rear end of the support is horizontally conveyed above the front end of the frame, and then the next cycle is continued.

In this embodiment, the positioning mechanism 6 is fixedly mounted below the front end of the work vehicle frame 1, and when the working device 7 is lowered from above to below the front end, the working device 7 is driven by the positioning mechanism 6 to move backward, and after reaching the working position, the working device 7 is fixed relative to the railroad track and starts the work related to the railroad track.

Referring to fig. 2 and 3, there is shown a schematic view of the ring lowering mechanism of the preferred embodiment of fig. 1 of the endless loop system of a railway working apparatus according to the present invention.

In this embodiment, the annular descending mechanism 2 comprises a first support plate 2-1, an annular descending rail and a driving device, wherein the first support plate 2-1 is fixedly installed on the engineering operation vehicle frame 1 and is used for installing the annular descending rail.

In this embodiment, the circular descending track includes an inner track 2-2 and an outer track 2-3, which are staggered from each other in a direction perpendicular to the first support plate 2-1, the inner track 2-2 provides guidance and support for the working device short axis support wheel 7-2, and the outer track 2-3 provides guidance and support for the working device long axis support wheel 7-1.

Referring to fig. 4-6, there is shown a schematic illustration of the drop trajectory of the circular drop mechanism of the embodiment of fig. 2 of the railway working apparatus circular circulation system in accordance with the present invention.

In this embodiment, the radii R of the inner side track 2-2 and the outer side track 2-3 are the same, and the horizontal offset L of the track center is equal to the center distance M of the rolling wheels of the working device, so as to ensure that the working device does not swing during the circular landing process.

In this embodiment, the inner rail 2-2 and the outer rail 2-3 are provided with movable plates 2-8 at positions offset from each other in a direction perpendicular to the first support plate 2-1.

In the present embodiment, the movable plate 2-8 is disposed on the inner rail 2-2, one end of which is hinged to the inner rail 2-2 and the other end of which is overlapped on the inner rail 2-2.

When a long shaft supporting wheel 7-1 of the operation device 7 moves to the staggered position along the outer rail 2-3, the movable plate 7 can be pushed upwards; when the long-axis supporting wheel 7-1 passes through the staggered position a, the movable plate 2-8 automatically falls down to continue to provide support and guide for the short-axis supporting wheel 7-2 on the inner side rail 2-2.

In this embodiment the drive means comprise a drop wheel 2-4, a drive shaft 2-5 and a drive motor 2-6. The drive shaft 2-5 can transmit the rotational movement of the drive motor 2-6 to the landing wheel 2-4.

In this embodiment, a plurality of landing teeth 2-7 are uniformly distributed on the outer edge of the landing wheel 2-4, and are used for providing a supporting force during the landing process of the working device 7.

In the embodiment, the first supporting plate 2-1, the inner rail 2-2, the outer rail 2-3 and the landing wheel 2-4 are symmetrically arranged on two sides of the circular motion track of the working device 7.

In the embodiment, the landing tracks symmetrically arranged at both sides of the circular motion track of the working device 7 (the landing tracks comprise the inner track 2-2 and the outer track 2-3), and a space corresponding to the width of the working device 7 is reserved between the inner track 2-2 and the outer track 2-3, so that the working device 7 does not interfere with the annular landing mechanism 2 in the circulation process.

Referring next to fig. 7, a schematic view of the lower support mechanism of the embodiment of fig. 1 of a railway working device endless loop system is shown in accordance with the present invention.

In the embodiment, the lower supporting mechanism 3 comprises a left supporting plate 3-1 and a right supporting plate 3-2, and when the working device 7 performs related maintenance work, the long-axis supporting wheel 7-1 and the short-axis supporting wheel 7-2 are in contact with the supporting surfaces of the left supporting plate 3-1 and the right supporting plate 3-2 to provide vertical support.

In this embodiment, the left support plate 3-1 and the right support plate 3-2 are narrow at the front and rear ends and wide in the middle, so as to ensure that the working device 7 can be vertically supported when working on a curved railway line.

Referring to fig. 8 and 9, the ring lift mechanism of the embodiment of fig. 1 of the endless loop system of a railway working device according to the present invention is schematically shown.

In this embodiment, the endless lifting mechanism 4 includes a second support plate 4-1, a lifting rail, and a lifting mechanism driving device.

In this embodiment, the second supporting plate 4-1 is fixedly installed on the engineering work vehicle frame 1 and is used for installing a lifting rail.

In this embodiment, the lifting rails include a lifting mechanism inner side rail 4-2 and a lifting mechanism outer side rail 4-3, the two rails are staggered in a direction perpendicular to the support plate, the lifting mechanism inner side rail 4-2 provides guidance and support for the working device short shaft support wheel 7-2, and the lifting mechanism outer side rail 4-3 provides guidance and support for the working device long shaft support wheel 7-1.

In this embodiment, the lifting mechanism driving means includes a lifting wheel 4-4, a lifting mechanism driving shaft 4-5, and a lifting mechanism driving motor 4-6, and the lifting mechanism driving shaft 4-5 can transmit the rotational movement of the lifting mechanism driving motor 4-6 to the lifting wheel 4-4.

In this embodiment, a plurality of lifting teeth 4-7 are uniformly distributed on the outer edge of the lifting wheel 4-4, and are used for providing lifting force during the lifting process of the working device 7.

In the embodiment, the second supporting plate 4-1, the lifting track and the lifting wheel 4-4 are symmetrically arranged on two sides of the circular motion track of the working device 7; and a space corresponding to the width of the operation device 7 is reserved between the lifting tracks symmetrically arranged at two sides of the motion trail of the operation device, so that the operation device 7 does not interfere with the annular lifting mechanism 4 in the circulation process.

According to the maintenance requirement of the railway line, different operation devices 7 can be selected in the circulating mechanism to complete different line maintenance, and one circulating system can drive a plurality of operation devices. The operation device 7 only needs to have the structural size corresponding to the circulating system, and particularly the sizes of the short shaft supporting wheel 7-2 and the long shaft supporting wheel 7-1 can correspond to the matching sizes of the inner side guide rail 2-2 and the outer side guide rail 2-3 of the annular descending mechanism 2, the inner side rail 4-2 and the outer side rail 4-3 of the lifting mechanism of the annular lifting mechanism 3. The operation device 7 can be driven by the circulating system to do circulating motion in the engineering operation frame 1, and is relatively static with the railway line on the lower supporting mechanism 3, so that corresponding line maintenance operation is completed.

Referring to fig. 10-12, there is shown a schematic view of the lifting track of the lifting mechanism of the embodiment of fig. 1 of a looped cycle system for a railway working implement in accordance with the present invention.

In this embodiment, the radius R1 of the inner rail 4-2 of the lifting mechanism is the same as that of the outer rail 4-3 of the lifting mechanism, and the horizontal offset L1 of the center of the rail is equal to the center distance M1 of the rolling wheel of the working device, so that the working device does not swing during the circular lifting process.

In this embodiment, the lifting mechanism movable plate 4-8 is arranged at the staggered position of the lifting mechanism inner side rail 4-2 and the lifting mechanism outer side rail 4-3.

In this embodiment, the movable plate 4-8 of the lifting mechanism is arranged on the inner rail 4-2 of the lifting mechanism, one end of the movable plate is hinged on the inner rail 4-2 of the lifting mechanism, and the other end of the movable plate is overlapped on the outer rail 4-3 of the lifting mechanism.

When a long shaft supporting wheel 7-1 of the operation device 7 moves to a staggered position along an outer side track 4-3 of the lifting mechanism, a movable plate 4-8 of the lifting mechanism can be pushed upwards; after the long-axis supporting wheel 7-1 passes through the staggered position, the movable plate 4-8 of the lifting mechanism automatically falls down to continuously provide support and guide for the short-axis supporting wheel 7-2 of the inner side rail 4-2 of the lifting mechanism.

As shown in fig. 13, the upper horizontal transfer mechanism of the embodiment shown in fig. 1 of the endless circulating system of a railway working device according to the present invention is schematically constructed.

In this embodiment, the upper horizontal conveying mechanism 5 includes a support rail 5-1, a chain 5-2, a scraper 5-3, a transmission shaft 5-4, and a conveying mechanism driving motor 5-5.

In this embodiment, the front end and the rear end of the support rail 5-1 are respectively connected with the upper parts of the annular descending mechanism 2 and the annular lifting mechanism 4, the operation device 7 can horizontally enter the support rail 5-1 after being lifted to the upper parts by the annular lifting mechanism 4, and the operation device 7 rolls on the rail through the long-axis support wheel 7-1 and the short-axis support wheel 7-2.

The conveying mechanism driving motor 5-5 drives the chain 5-2 to rotate circularly through the transmission shaft 5-4, and the scraper 5-3 on the chain 5-2 drives the operation device to move from the rear end to the front end of the supporting track 5-1. The horizontal conveying speed of the robot can be controlled by adjusting the speed of the driving motor 5-5.

Referring to fig. 14, a schematic view of the alignment mechanism of the embodiment of fig. 1 of the endless loop system for a railway working device according to the present invention is shown.

In this embodiment, the alignment mechanism 6 includes two sets of pushing mechanisms symmetrically installed, and each set of pushing mechanism includes a bracket 6-1, a sliding rail assembly 6-2, a telescopic seat 6-3, and a telescopic cylinder 6-4.

In the embodiment, the bracket 6-1 is installed on the engineering work vehicle frame 1, and is positioned below the annular descending mechanism 2 and in front of the lower supporting mechanism 3.

In the embodiment, the telescopic seat 6-3 is connected with the bracket 6-1 through the sliding rail assembly 6-2 and can slide under the driving of the telescopic cylinder 6-4.

In this embodiment, the inside of the telescopic seat 6-3 is provided with a spring 6-3-1 and a chute structure 6-3-2, which can perform telescopic action.

When the working device 7 is lowered from the upper part to the lower part of the annular descending mechanism 2, the telescopic cylinder extends out 6-4, the working device 7 is pushed to the rear part of the engineering operation vehicle frame 1, and the working device 7 moves backwards relative to the railway line. When the railway track is at the working position, the telescopic cylinder 6-4 stops operating, the working device 7 is fixed with the railway track and keeps relatively static, and track maintenance operation is started.

Referring finally to fig. 15, a flow chart of the operation of the endless loop system of the railway service unit in accordance with the present invention is shown.

The invention provides a second aspect of the operation process of the circular circulation system of the railway operation device, which comprises the following steps:

step A: the high-speed operation stage of the engineering operation vehicle: fixing the operation device 7 on the engineering operation frame 1;

and B: a working preparation stage: when the engineering operation vehicle 1 reaches the operation position, the engineering operation vehicle stops advancing, and the circulating system drives the operation device 7 to do circulating motion in the engineering operation vehicle 1;

and C: an operation stage: the engineering operation vehicle 1 advances at a constant speed, the operation device 7 circularly moves in the engineering operation vehicle 1, when the operation device 7 circularly moves to the lower part of the front end of the vehicle frame, the operation device 7 moves to a corresponding operation position through the aligning mechanism 6, the operation device 7 is fixed with the railway line and keeps relatively static, and maintenance operation is started; at this time, the lower support mechanism 3 only has a vertical support function on the working device 7; the engineering operation vehicle 1 continuously advances, and the operation device 7 moves backwards relative to the operation vehicle frame; the time when the operation device 7 moves from the front end to the rear end relative to the operation frame is the time when the operation device 7 is relatively static with the railway line and is the effective time when the operation device 7 carries out maintenance operation on the railway line; after the operation device 7 reaches the rear end of the operation frame, the operation device is lifted by the annular lifting mechanism 4 to carry out the next cycle until the operation of the whole line is completed;

step D: a vehicle collection stage: after the work is completed, the working device 7 is fixed to the working vehicle 1 and is moved out of the working section at a high speed.

As an alternative: the annular descending mechanism and the annular lifting mechanism are driven by a motor, and can also be replaced by a hydraulic motor and other driving devices; the contraposition mechanism adopts a telescopic cylinder to push contraposition, and can also be replaced by a motion mechanism such as a gear rack, a lead screw transmission mechanism and the like; the lower supporting mechanism is designed to provide vertical support for the operation of the operation device, the operation device can be fixedly supported on a railway line, and the lower supporting mechanism is not needed in the whole circulation system; the upper horizontal conveying mechanism adopts a chain scraper mechanism for conveying, and can also adopt modes of conveying rollers, chain conveying lines and the like for conveying.

It will be understood by those skilled in the art that the endless loop system for a railway working apparatus and the method of operation of the present invention include any combination of the parts described herein. These combinations are not described in detail herein for the sake of brevity and clarity, but the scope of the invention, which is defined by any combination of the parts constructed in this specification, will become apparent after review of this specification.

Claims (28)

1. A railway operation device annular circulation system comprises an engineering operation vehicle frame (1) and a lower supporting mechanism (3), wherein the lower part of the middle of the engineering operation vehicle frame (1) is supported by the lower supporting mechanism (3), and when an operation device (7) operates a railway track, the lower supporting mechanism (3) vertically supports the operation device; engineering operation frame (1) moves on the rail as the braced frame of whole circulation system, its characterized in that: an annular descending mechanism (2) is fixedly arranged at the front end of the engineering operation frame (1), and an operation device (7) above the front end of the frame is stably conveyed to the lower position through annular conveying; the rear end of the engineering operation frame (1) is provided with an annular lifting mechanism (4), and an operation device (7) below the rear end of the frame is stably lifted to an upper position through annular conveying; an upper horizontal conveying mechanism (5) is arranged above the middle of the engineering operation frame (1), an operation device (7) for lifting the annular lifting mechanism (4) to the rear end of the support is horizontally conveyed above the front end of the frame, and then the next cycle is continued.

2. The railway service endless loop system of claim 1 wherein: an alignment mechanism (6) is fixedly arranged below the front end of the engineering operation frame (1), when the operation device (7) falls from the upper part of the front end to the lower part, the alignment mechanism (6) drives the operation device (7) to move backwards, and after the operation device reaches an operation position, the operation device (7) is fixed relative to the railway line and starts to perform related operation on the railway line.

3. The railway service endless loop system of claim 1 wherein: the annular descending mechanism (2) comprises a first supporting plate (2-1), an annular descending track and a driving device, wherein the first supporting plate (2-1) is fixedly arranged on the engineering operation vehicle frame (1).

4. The railway service endless loop system of claim 3 wherein: the annular landing track comprises an inner side track (2-2) and an outer side track (2-3), and the two tracks are staggered in a direction perpendicular to the first supporting plate (2-1).

5. The railway service endless loop system of claim 4 wherein: the radius R of the inner side track (2-2) is the same as that of the outer side track (2-3), and the horizontal direction offset L of the track center is equal to the center distance M of the rolling wheels of the working device.

6. The railway service endless loop system of claim 4 wherein: the inner side track (2-2) and the outer side track (2-3) are provided with movable plates (2-8) at the positions staggered with each other in the direction vertical to the first supporting plate (2-1).

7. The railway service endless loop system of claim 6 wherein: the movable plate (2-8) is arranged on the inner side track (2-2), one end of the movable plate is hinged on the inner side track (2-2), and the other end of the movable plate is lapped on the inner side track (2-2).

8. The railway service endless loop system of claim 3 wherein: the driving device comprises a landing wheel (2-4), a driving shaft (2-5) and a driving motor (2-6).

9. The railway service endless loop system of claim 8 wherein: a plurality of landing teeth (2-7) are uniformly distributed on the outer edge of the landing wheel (2-4).

10. The railway working apparatus endless loop system of claim 4 or 8, wherein: the first supporting plate (2-1), the inner side track (2-2), the outer side track (2-3) and the falling wheel (2-4) are symmetrically arranged on two sides of the circular motion track of the operation device (7).

11. The railway service endless loop system of claim 10 wherein: and a space corresponding to the width of the operation device (7) is reserved between the landing tracks which are symmetrically arranged at two sides of the circular motion track of the operation device (7).

12. The railway service endless loop system of claim 1 wherein: the lower supporting mechanism (3) comprises a left supporting plate (3-1) and a right supporting plate (3-2).

13. The railway service endless loop system of claim 12 wherein: the left support plate (3-1) and the right support plate (3-2) are of a structure with narrow front and back ends and wide middle.

14. The railway service endless loop system of claim 1 wherein: the annular lifting mechanism (4) comprises a second support plate (4-1), a lifting track and a lifting mechanism driving device.

15. The railway service endless loop system of claim 14 wherein: the second supporting plate (4-1) is fixedly arranged on the engineering operation vehicle frame (1).

16. The railway service endless loop system of claim 14 wherein: the lifting track comprises a lifting mechanism inner side track (4-2) and a lifting mechanism outer side track (4-3), and the two tracks are mutually staggered in the direction perpendicular to the supporting plate.

17. The railway service endless loop system of claim 16 wherein: the radius R1 of the inner side track (4-2) of the lifting mechanism and the outer side track (4-3) of the lifting mechanism are the same, the horizontal offset L1 of the track center is equal to the center distance M1 of the rolling wheel of the working device, and the working device is guaranteed not to swing in the annular lifting process.

18. The railway working apparatus endless loop system of claim 16 or 17, wherein: lifting mechanism movable plates (4-8) are arranged at the staggered positions of the lifting mechanism inner side rail (4-2) and the lifting mechanism outer side rail (4-3).

19. The railway service endless loop system of claim 18 wherein: the movable plate (4-8) of the lifting mechanism is arranged on the inner side track (4-2) of the lifting mechanism, one end of the movable plate is hinged on the inner side track (4-2) of the lifting mechanism, and the other end of the movable plate is lapped on the outer side track (4-3) of the lifting mechanism.

20. The railway service endless loop system of claim 14 wherein: the lifting mechanism driving device comprises a lifting wheel (4-4), a lifting mechanism driving shaft (4-5) and a lifting mechanism driving motor (4-6).

21. The railway service endless loop system of claim 20 wherein: a plurality of lifting teeth (4-7) are uniformly distributed on the outer edge of the lifting wheel (4-4).

22. The railway working apparatus endless loop system of claim 13 or 19, wherein: the second supporting plate (4-1), the lifting track and the lifting wheels (4-4) are symmetrically arranged on two sides of the circular motion track of the operation device (7); and a space corresponding to the width of the operation device (7) is reserved between the lifting tracks symmetrically arranged at two sides of the motion track of the operation device (7).

23. The railway service endless loop system of claim 1 wherein: the upper horizontal conveying mechanism (5) comprises a supporting track (5-1), a chain (5-2), a scraper (5-3), a transmission shaft (5-4) and a conveying mechanism driving motor (5-5).

24. The railway service endless loop system of claim 22 wherein: the front end and the rear end of the supporting track (5-1) are respectively connected with the upper parts of the annular descending mechanism (2) and the annular lifting mechanism (4).

25. The railway service endless loop system of claim 2 wherein: the alignment mechanism (6) comprises two sets of pushing mechanisms which are symmetrically arranged, and each set of pushing mechanism comprises a support (6-1), a sliding rail assembly (6-2), a telescopic seat (6-3) and a telescopic cylinder (6-4).

26. The railway service endless loop system of claim 25 wherein: the bracket (6-1) is arranged on the engineering operation frame (1) and is positioned below the annular descending mechanism (2) and in front of the lower supporting mechanism (3).

27. The railway service endless loop system of claim 25 wherein: the telescopic seat (6-3) is connected with the bracket (6-1) through a sliding rail component (6-2).

28. The railway service endless loop system of claim 25 wherein: the inside of the telescopic seat (6-3) is provided with a spring (6-3-1) and a chute structure (6-3-2).

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