CN219752864U - Jacking and span-changing device of vehicle-mounted track laying machine - Google Patents
Jacking and span-changing device of vehicle-mounted track laying machine Download PDFInfo
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- CN219752864U CN219752864U CN202321185971.9U CN202321185971U CN219752864U CN 219752864 U CN219752864 U CN 219752864U CN 202321185971 U CN202321185971 U CN 202321185971U CN 219752864 U CN219752864 U CN 219752864U
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- lifting
- laying machine
- oil cylinder
- track
- vehicle
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- 239000003921 oil Substances 0.000 claims description 27
- 239000010720 hydraulic oil Substances 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The utility model relates to the field of jacking and changing of a track laying machine, in particular to a high-efficiency low-cost vehicle-mounted jacking and changing device of the track laying machine, which comprises a track flat car, a support frame and a hydraulic jacking device, wherein the track flat car comprises a car bottom plate and rollers arranged at the bottom of the car bottom plate; the support frame is in a frame structure, and the bottom of the support frame is connected with the vehicle bottom plate; the hydraulic lifting device comprises a lifting oil cylinder, a lifting rod and a lifting bracket, wherein the lifting oil cylinder is arranged in the middle of the supporting frame, the upper end and the lower end of the lifting oil cylinder are respectively connected with the supporting frame through an upper fixing plate and a lower fixing plate, the lifting rod is arranged in the lifting oil cylinder, and the lifting bracket is arranged at the top of the lifting rod. Compared with the prior art, the utility model has the advantages that: the working efficiency of the rail laying machine is greatly improved; the structure design is simple, the operation is convenient, the labor cost is low, the production cost is low, the working efficiency is high, the economic benefit is greatly improved, and the development prospect is good; realizing mechanized operation, high construction safety performance and low labor intensity; stable and safe lifting and no pollution.
Description
Technical Field
The utility model relates to the field of lifting and changing of a track laying machine, in particular to a high-efficiency low-cost vehicle-mounted lifting and changing device of the track laying machine.
Background
At present, along with the rapid development of transportation, the construction of subway infrastructures is more and more, and track laying is the most important link, and the higher the track laying efficiency is, the faster the railway line is opened. The rail laying operation of the railway line foundation construction process including railway positive line, station yard, tunnel, wired transformation and the like requires span adjustment of the rail laying machine according to different working spaces, and the key point of improving the rail laying efficiency is to improve the time of transportation, laying, span adjustment and recovery of the rail laying machine, so that the opening time of the railway line is improved. The span adjustment occupies the largest time, the traditional track laying machine span adjustment method is a manual method, a hanging point is set in a tunnel, the track laying machine is hung, main components of the track laying machine are manually disassembled and assembled, and the track laying machine is paved and changed in span so as to adapt to the tunnel environment or other working spaces. There are drawbacks: time and labor are wasted, working efficiency is low, operation is difficult, labor cost is high, construction progress is greatly influenced, and construction cost is increased.
In order to reduce construction cost and improve the laying efficiency of the track laying machine, not only the distance changing efficiency of the track laying machine is improved, but also a complete system is formed from the aspects of transportation, laying and recovery, so that the joint time of the track laying machine is completely solved, the functions of quick transportation, quick laying, concise distance changing and quick recovery of the track laying machine are realized, and the purposes of saving time, reducing cost and improving working efficiency are achieved.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing the jacking and span changing device of the vehicle-mounted track laying machine, which has higher working efficiency and lower labor cost.
In order to achieve the purpose, the jacking and span changing device of the vehicle-mounted track laying machine is designed and comprises a track flat car, a supporting frame and a hydraulic jacking device, wherein the track flat car comprises a car bottom plate and a plurality of rollers arranged at the bottom of the car bottom plate, and the track flat car moves on a track through the rollers; the support frame is of a frame structure, and the bottom of the support frame is connected with the vehicle bottom plate; the hydraulic lifting device comprises a lifting oil cylinder, a lifting rod and a lifting bracket, wherein the lifting oil cylinder is arranged in the middle of the supporting frame, the upper end and the lower end of the lifting oil cylinder are respectively connected with the supporting frame through an upper fixing plate and a lower fixing plate, the lifting rod is arranged in the lifting oil cylinder, the lifting oil cylinder drives the lifting rod to move up and down and rotate, the lifting bracket is arranged at the top of the lifting rod, a groove is formed in the middle of the lifting bracket, and the two sides of the lifting bracket are of a step structure.
Preferably, the bottom of the support frame is a lower base, a cross support rod is arranged in the middle of the lower base, and a lower fixing plate is arranged at the center of the support rod and used for fixing the bottom end of the lifting oil cylinder.
Preferably, the top of the support frame is an upper base, a hole which is enough for accommodating the lifting oil cylinder to pass through is formed in the middle of the upper base, an upper fixing plate is arranged above the hole, and the top end of the lifting oil cylinder is fastened by the upper fixing plate through bolts.
Preferably, a cross beam is arranged in the middle of the support frame and used for improving stability of the support frame.
Preferably, a fixed end cover is arranged between the lifting rod and the lifting bracket, and the fixed end cover is used for fastening the lifting rod and the lifting bracket through bolts.
Preferably, the lifting oil cylinder is connected with a hydraulic oil pipe for inputting or outputting hydraulic oil.
Compared with the prior art, the utility model has the advantages that:
1. the device combines the track flatbed with the hydraulic jacking device, realizes the functions of transportation, laying, span changing and recovery of the track laying machine, perfectly solves the connection problem of different working spaces of the track laying machine, and greatly improves the working efficiency of the track laying machine.
2. The device has the advantages of simple structural design, convenient operation, low labor cost, low production cost, high working efficiency, great improvement on economic benefit and good development prospect.
3. The mechanical operation is realized, the construction safety performance is high, the labor intensity is reduced, and the track laying progress can be effectively accelerated.
4. The hydraulic lifting technology is used, the lifting is stable, safe and pollution-free, 360-degree rotation of the track laying machine can be realized after the lifting bracket is jacked, and a large amount of time is saved for steering, recycling and the like of the track laying machine.
Drawings
FIG. 1 is a schematic view of an apparatus provided by the present utility model;
FIG. 2 is a schematic view of the transport and recovery of the apparatus provided by the present utility model;
FIG. 3 is a schematic view of a device according to the present utility model;
FIG. 4 is a front view of the device provided by the present utility model;
FIG. 5 is a side view of the device provided by the present utility model;
fig. 6 is a top view of the device provided by the present utility model.
In the figure: 1. a rail laying machine; 2. an auxiliary frame; 3. a vehicle bottom plate; 4. a track; 5. a lower base; 6. a support frame; 7. lifting the oil cylinder; 8. an upper base; 9. a lifting rod; 10. lifting the bracket; 11. a hydraulic oil pipe; 12. a lower fixing plate; 13. an upper fixing plate; 14. and fixing the end cover.
Detailed Description
The construction and principles of the present utility model will be readily apparent to those skilled in the art from the following description taken in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the vehicle-mounted track laying machine jacking and span changing device is arranged in the middle of the track laying machine and used for supporting and moving the track laying machine 1 to realize the functions of transportation, laying, span changing and recovery of the track laying machine 1, and an auxiliary frame 2 is arranged at the bottom of the track laying machine 1.
As shown in fig. 3-6, this embodiment discloses a vehicle-mounted track laying machine lifting and span changing device which is arranged at the bottom of a track laying machine 1 and comprises a track 4 flat car, a supporting frame 6 and a hydraulic lifting device.
Track 4 flatbed includes bottom plate 3 and sets up in a plurality of gyro wheels of bottom plate 3 bottom, and track 4 flatbed passes through the gyro wheel and moves on track 4, and bottom plate 3 provides the supporting role for whole hydraulic jack-up device.
As shown in fig. 2, the rail 4 head is connected with the rail 4 flat car, provides power for the rapid movement of the rail 4 flat car carrying the hydraulic jacking device, and completes the rapid transportation of the track laying machine 1 through the rail 4 flat car to reach a designated place.
The support frame 6 is in a frame structure, the bottom of the support frame 6 is connected with the vehicle bottom plate 3, and the hydraulic jacking device is provided with a stable support function and bears larger force.
The bottom of the supporting frame 6 is a lower base 5, a cross supporting rod is arranged in the middle of the lower base 5, a lower fixing plate 12 is arranged at the center of the supporting rod and used for fixing the bottom end of the lifting oil cylinder 7, and reinforcing plate ribs are arranged for reinforcing, so that the lifting oil cylinder is more stable.
The top of the supporting frame 6 is provided with an upper base 8, a hole which is enough for accommodating the lifting oil cylinder 7 to pass through is formed in the middle of the upper base 8, an upper fixing plate 13 is arranged above the hole, and the top end of the lifting oil cylinder 7 is fastened by the upper fixing plate 13 through bolts.
A cross beam is arranged in the middle of the support frame 6 and used for improving the stability of the support frame 6.
The hydraulic jacking device comprises a lifting cylinder 7, a lifting rod 9 and a lifting bracket 10.
The lifting oil cylinder 7 is arranged in the middle of the supporting frame 6, the upper end and the lower end of the lifting oil cylinder 7 are respectively connected with the supporting frame 6 through an upper fixing plate 13 and a lower fixing plate 12, and the lifting oil cylinder 7 is connected with a hydraulic oil pipe 11 for inputting or outputting hydraulic oil to provide power for the lifting device.
The lifting rod 9 is arranged in the lifting oil cylinder 7, the lifting oil cylinder 7 drives the lifting rod 9 to move up and down and rotate, the lifting bracket 10 is arranged at the top of the lifting rod 9, the fixed end cover 14 is arranged between the lifting rod 9 and the lifting bracket 10, and the fixed end cover 14 is used for fastening the lifting rod 9 and the lifting bracket 10 through bolts so as to prevent the lifting bracket 10 from loosening due to vibration or overlarge pressure.
The middle part of the lifting bracket 10 is provided with a groove, and the two sides are of a step structure.
Laying: the hydraulic jacking device is utilized to jack up the rail laying machine 1, the transverse span of the rail laying machine 1 is regulated, the supporting legs accurately and stably fall on the auxiliary frame 2, and rail laying work is carried out.
Span adjustment: by utilizing the hydraulic lifting function in the hydraulic lifting device, the track laying machine 1 is lifted, the supporting legs of the track laying machine 1 are contracted upwards to be far away from the ground, the travel of the hydraulic lifting device is slowly reduced to the lowest, the span distance of the track laying machine 1 is transversely adjusted, and the track laying machine 1 is changed to be across so as to adapt to the space structure of a tunnel.
When recycling, the method comprises the following steps: the hydraulic jacking device jacks up the track laying machine 1, and recovers the track laying machine on the track 4 flat car to be transported to the next place.
The application method of the lifting and span-changing device of the vehicle-mounted track laying machine disclosed by the embodiment comprises the following steps:
firstly, a hydraulic jacking device is placed on a track 4 flat car by using hoisting equipment and is fixed, then the track laying machine 1 is hoisted and placed right above a lifting bracket 10 opposite to the hydraulic jacking device, a lifting rod 9 is lifted to push a beam of the track laying machine 1 which is stably lifted by the lifting bracket 10, the stroke of the hydraulic jacking device is placed at the lowest, the supporting leg of the track laying machine 1 falls on the track 4 flat car, the track laying machine 1 is transported to a target place, and the transportation of the track laying machine 1 is completed;
secondly, after the specific place is reached, the lifting oil cylinder 7 is lifted, the lifting bracket 10 jacks up the rail laying machine 1, and the rail laying machine 1 is stably placed on the set auxiliary frame 2 to finish the laying of the rail laying machine 1;
when the track laying machine 1 works in a narrow or wide space, the track laying machine 1 needs to be changed, a track 4 flat car carrying a hydraulic lifting device is only required to be placed in the middle position of the track laying machine 1, a hydraulic pump is started, a lifting rod 9 is lifted, a lifting bracket 10 lifts the track laying machine 1, the stroke of the lifting rod 9 is reduced to the lowest, the track laying machine 1 stably falls on the track 4 flat car and the supporting legs are suspended, and then the track laying machine 1 is transversely changed; after span adjustment is completed, jacking up the rail laying machine 1, placing the rail laying machine on the newly erected auxiliary frame 2, and continuing to carry out rail laying work; finally, after the track 4 is paved, the hydraulic jacking device is pushed to the position right above the cross beam of the track laying machine 1 by utilizing the track 4 flat car, the hydraulic pump is started, the lifting rod 9 is lifted, the lifting tray is pushed to jack up the track laying machine 1, the direction of the track laying machine 1 is adjusted, the stroke of the hydraulic jacking device is slowly reduced, the support of the track laying machine 1 is placed on the track 4 flat car, the recovery of the track laying machine 1 is completed, and the transportation, paving, span changing and recovery processes of the whole track laying machine 1 are completed.
After the work is finished, the next working point can be moved to, the next lifting and changing work of the connecting point can be started, and the operation is repeated.
Compared with the traditional rail laying machine 1, the lifting and span-changing device of the vehicle-mounted rail laying machine has higher efficiency in the aspects of continuous transportation and span adjustment, the whole process is free from multiple people, the manual setting of hanging points is not needed, the complicated operations such as manual disassembly and assembly are avoided, the manual labor is greatly liberated, the purposes of quick transportation, quick laying, simple and variable distance and quick recovery are achieved, the operation is simple and convenient, and the operation efficiency is higher.
The above description is only specific to the embodiments of the utility model, but the scope of the utility model is not limited thereto, and any person skilled in the art who is skilled in the art to which the utility model pertains shall apply to the technical solution and the novel concept according to the utility model, and shall all be covered by the scope of the utility model.
Claims (6)
1. The jacking and span changing device of the vehicle-mounted track laying machine is characterized by comprising a track flat car, wherein the track flat car comprises a car bottom plate and a plurality of rollers arranged at the bottom of the car bottom plate, and the track flat car moves on a track through the rollers;
the support frame is of a frame structure, and the bottom of the support frame is connected with the vehicle bottom plate;
the hydraulic lifting device comprises a lifting oil cylinder, a lifting rod and a lifting bracket, wherein the lifting oil cylinder is arranged in the middle of the supporting frame, the upper end and the lower end of the lifting oil cylinder are respectively connected with the supporting frame through an upper fixing plate and a lower fixing plate, the lifting rod is arranged in the lifting oil cylinder, the lifting oil cylinder drives the lifting rod to move up and down and rotate, the lifting bracket is arranged at the top of the lifting rod, a groove is formed in the middle of the lifting bracket, and the two sides of the lifting bracket are of a step structure.
2. The lifting and span-changing device of the vehicle-mounted track laying machine according to claim 1, wherein the bottom of the supporting frame is a lower base, a cross supporting rod is arranged in the middle of the lower base, and a lower fixing plate is arranged in the center of the supporting rod and used for fixing the bottom end of the lifting oil cylinder.
3. The lifting and span-changing device of the vehicle-mounted track laying machine is characterized in that the top of the supporting frame is an upper base, a hole which is enough for accommodating the lifting cylinder to pass through is formed in the middle of the upper base, an upper fixing plate is arranged above the hole, and the top end of the lifting cylinder is fastened by bolts.
4. The lifting and span-changing device of the vehicle-mounted track laying machine as claimed in claim 1, wherein a cross beam is arranged in the middle of the support frame for improving stability of the support frame.
5. The lifting and span-changing device of the vehicle-mounted track laying machine, according to claim 1, is characterized in that a fixed end cover is arranged between the lifting rod and the lifting bracket, and the lifting rod and the lifting bracket are fastened by bolts through the fixed end cover.
6. The lifting and span-changing device of the vehicle-mounted track laying machine, as claimed in claim 1, is characterized in that a hydraulic oil pipe is connected to the lifting oil cylinder for inputting or outputting hydraulic oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321185971.9U CN219752864U (en) | 2023-05-17 | 2023-05-17 | Jacking and span-changing device of vehicle-mounted track laying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321185971.9U CN219752864U (en) | 2023-05-17 | 2023-05-17 | Jacking and span-changing device of vehicle-mounted track laying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219752864U true CN219752864U (en) | 2023-09-26 |
Family
ID=88074202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321185971.9U Active CN219752864U (en) | 2023-05-17 | 2023-05-17 | Jacking and span-changing device of vehicle-mounted track laying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219752864U (en) |
-
2023
- 2023-05-17 CN CN202321185971.9U patent/CN219752864U/en active Active
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