CN215925458U - Screen cleaning operation equipment - Google Patents
Screen cleaning operation equipment Download PDFInfo
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- CN215925458U CN215925458U CN202120768897.8U CN202120768897U CN215925458U CN 215925458 U CN215925458 U CN 215925458U CN 202120768897 U CN202120768897 U CN 202120768897U CN 215925458 U CN215925458 U CN 215925458U
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Abstract
The utility model discloses screen cleaning operation equipment which comprises a vehicle body running along a track, wherein a liquid spraying device and a ballast collecting device are arranged on the vehicle body, and the liquid spraying device is used for spraying cleaning liquid to take away particles in railway ballasts so that the ballast collecting device can absorb the liquid containing the particles. The screen cleaning operation equipment does not need to excavate the ballast bed, so that the treatment time of a large number of closure openings can be saved, and the operation efficiency is greatly improved; the device can also effectively solve the problem of cleaning the turnout area. Meanwhile, air pollutants such as dust and the like cannot be generated in the operation process of the screen cleaning operation equipment, so that the screen cleaning operation equipment is beneficial to environmental protection, and in addition, the equipment value is relatively low, the fixed investment and maintenance cost is also low, and the screen cleaning operation equipment has a relatively high popularization value.
Description
Technical Field
The utility model relates to the technical field of rail engineering, in particular to screen cleaning operation equipment.
Background
The ballast railway ballast bed can be hardened and mud-pumping caused by slurry turning after being used for a long time, so that the elastic structure of a track system is damaged, and larger line damage or potential safety hazard is caused. The disease is mainly cured by cleaning and screening, and the concrete process mode is an excavation mode: the first step is as follows: firstly, cutting into a closure, and manually excavating the railway ballast; the second step is that: stretching the ballast digging chain below the rail; the third step: cutting into the dragon mouth again, and cleaning the screen and advancing; the fourth step: digging out old ballast, cleaning and backfilling; the fifth step: cutting a dragon mouth, and digging and recovering a ballast chain; and a sixth step: cutting a keel opening again; the seventh step: and (4) withdrawing the screen cleaning row and performing tamping operation. Although ballast bed diseases can be thoroughly remedied through the screening and clearing of the screening row, the screening and clearing time cannot be guaranteed in a limited skylight point due to the fact that the time for cutting in and cutting out and restoring the closure is too long, and therefore comprehensive efficiency is not high; meanwhile, the sieve cleaning equipment is high in price, and the fixed investment and maintenance cost are high.
For the screen cleaning of the ballast turnout junction area, the screen cleaning is not usually carried out or the screen cleaning is carried out by manual excavation because a better mechanical screen cleaning mode is not available. The difficulty of cleaning the screen by manual excavation is too large: firstly, a large amount of manual work needs to be organized for getting on the road, and the safety management difficulty is high; secondly, the screen cleaning operation is complex and is difficult to complete within limited skylight time; and thirdly, manual operation is difficult to reach a unified standard. Therefore, once the turnout is hardened, the performance of the turnout is difficult to recover.
Therefore, how to avoid the low working efficiency and high working cost caused by adopting an excavation type screen cleaning mode is a technical problem which needs to be solved by the technical personnel in the field at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide screening operation equipment which can solve the problems of hardening of a ballast bed and mud pumping during slurry turning, does not need to perform excavation operation on the ballast bed, can save operation time and greatly improve operation efficiency.
In order to achieve the purpose, the utility model provides screen cleaning operation equipment which comprises a vehicle body used for running along a track, wherein a liquid spraying device and a ballast collecting device are arranged on the vehicle body, and the liquid spraying device is used for spraying cleaning liquid to take away particles in railway ballasts so that the ballast collecting device can absorb the liquid containing the particles.
Optionally, the liquid spraying device comprises a box body, a high-pressure pump assembly and a liquid spraying pipe assembly, wherein the high-pressure pump assembly is connected with the box body and the liquid spraying pipe assembly through a pipeline, and cleaning liquid from the box body is pressurized to a preset pressure through the high-pressure pump assembly and then is conveyed to the liquid spraying pipe assembly.
Optionally, the liquid spray pipe assembly comprises a first liquid spray pipe used for extending into the interior of the railway ballast and spraying high-pressure liquid to wash the railway ballast and a second liquid spray pipe used for being arranged above the railway ballast and spraying the high-pressure liquid to the top of the railway ballast.
Optionally, the device further comprises a first vibration source connected with the first liquid spraying pipe and used for providing vibration power for the first liquid spraying pipe.
Optionally, the ballast collecting device comprises a ballast collecting box, a vacuum pump assembly and a ballast sucking pipe used for extending into the interior of a railway ballast to suck liquid containing particulate matters, the ballast collecting box is connected with the vacuum pump assembly and the ballast sucking pipe through pipelines, and the vacuum pump assembly vacuumizes the ballast collecting box to generate negative pressure so that the ballast sucking pipe can suck the liquid containing the particulate matters.
Optionally, the ballast suction pipe comprises an inner pipe and an abrasion-resistant metal spacer mesh arranged outside the inner pipe and used for allowing cleaning liquid and particles with preset particle sizes to enter the inner pipe.
Optionally, the bottom of the ballast suction pipe is of a wedge-shaped structure, and a wedge surface of the wedge-shaped structure faces the first liquid spraying pipe.
Optionally, the ballast suction pipe further comprises a second vibration source connected with the ballast suction pipe and used for providing vibration power for the ballast suction pipe.
Optionally, the number of the first liquid spraying pipes and the number of the ballast suction pipes are multiple, all the first liquid spraying pipes are arranged in rows, and a plurality of ballast suction pipes are distributed around any one of the first liquid spraying pipes.
Optionally, the track lifting device is arranged at the bottom of the vehicle body and used for lifting the track to loosen the railway ballast.
Compared with the background art, the screen cleaning operation equipment provided by the embodiment of the utility model comprises a vehicle body, a liquid spraying device and a ballast collecting device, wherein the liquid spraying device and the ballast collecting device are arranged on the vehicle body, the vehicle body can run along a track, and the liquid spraying device and the ballast collecting device are driven by the vehicle body to run to an operation position along the track. During operation, the liquid spraying device sprays cleaning liquid to take away particulate matters in the railway ballast, and then the ballast collecting device absorbs the liquid containing the particulate matters, so that the sand in the railway ballast and the particulate matters such as small-particle-size railway ballast can be removed. The arrangement mode uses the cleaning liquid as a carrier, so that the sediment in the ballast and the particles such as small-particle-size ballast flow along with the cleaning liquid, and the liquid containing the particles is sucked away by the ballast collecting device, so that the problems of hardening of the ballast bed and mud pumping during slurry turning can be solved. Compared with the traditional excavation type operation mode, the cleaning operation equipment provided by the embodiment of the utility model does not need to perform excavation operation on the ballast bed, can save a large amount of treatment time of the closure and greatly improve the operation efficiency; meanwhile, air pollutants such as dust and the like cannot be generated in the operation process of the screen cleaning operation equipment, so that the screen cleaning operation equipment is beneficial to environmental protection, and in addition, the equipment value is relatively low, the fixed investment and maintenance cost is also low, and the screen cleaning operation equipment has a relatively high popularization value.
Drawings
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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first cleaning operation device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second cleaning operation device provided in the embodiment of the present invention;
FIG. 3 is a schematic view of a screen cleaning system;
FIG. 4 is a detailed structural view of the screen scarfing system;
FIG. 5 is a schematic structural diagram of the ballast suction pipe;
fig. 6 is a schematic cross-sectional structure view of a section a of the ballast suction pipe in fig. 5.
Wherein:
the device comprises a vehicle body 1, a screen cleaning system 2, a liquid spraying device 21, a box body 211, a high-pressure pump assembly 212, a first liquid spraying pipe 213, a first vibration source 214, a second liquid spraying pipe 215, a ballast collecting device 22, a ballast collecting box 221, a vacuum pump assembly 222, a ballast sucking pipe 223, a wear-resistant metal screen 2231, a second vibration source 224 and a track lifting device 3.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The core of the utility model is to provide the screen cleaning operation equipment, which can solve the problems of hardening of the ballast bed and mud pumping during slurry turning, does not need to perform excavation operation on the ballast bed, can save the operation time and greatly improve the operation efficiency.
In order that those skilled in the art will better understand the disclosure, the utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.
It should be noted that the following directional terms such as "upper end, lower end, left side, right side" and the like are defined based on the drawings of the specification.
Referring to fig. 1 to 6, fig. 1 is a schematic structural diagram of a first cleaning operation apparatus according to an embodiment of the present invention; FIG. 2 is a schematic structural diagram of a second cleaning operation device provided in the embodiment of the present invention; FIG. 3 is a schematic view of a screen cleaning system; FIG. 4 is a detailed structural view of the screen scarfing system; FIG. 5 is a schematic structural diagram of the ballast suction pipe; fig. 6 is a schematic cross-sectional structure view of a section a of the ballast suction pipe in fig. 5.
The screen cleaning operation equipment provided by the embodiment of the utility model comprises a vehicle body 1 and a screen cleaning system 2, wherein the screen cleaning system 2 comprises a liquid spraying device 21 and a ballast collecting device 22, the liquid spraying device 21 and the ballast collecting device 22 are arranged on the vehicle body 1, the vehicle body 1 can run along a track, and the liquid spraying device 21 and the ballast collecting device 22 are driven by the vehicle body 1 to run along the track to an operation position. During operation, the liquid spraying device 21 sprays cleaning liquid to take away particulate matters in the railway ballast, and then the ballast collecting device 22 absorbs liquid containing the particulate matters, so that the particulate matters such as silt and small-particle-size railway ballast particles in the railway ballast can be removed.
Of course, the cleaning liquid may be clean water or a liquid having a certain concentration of an eco-friendly detergent according to actual needs.
It should be noted that the vehicle body 1 may be a self-propelled or towed (requiring additional power to be towed) rail vehicle, taking the self-propelled vehicle as an example, the vehicle includes a head and an open carriage, and the liquid spraying device 21 and the ballast collecting device 22 are respectively disposed at front and rear ends of the carriage.
Above-mentioned mode of setting up uses clean liquid as the carrier, and when hydrojet device 21 was to the clean liquid of railway ballast blowout, particulate matters such as silt and small-size footpath railway ballast in can making the railway ballast follow clean liquid and flow, and the liquid that rethread collection tiny fragments of stone, coal, etc. device 22 will contain the particulate matter is siphoned away, can solve the disease problem that the railway roadbed hardens, the mud pumping that turns over like this to can prevent to a certain extent from destroying track system's elastic construction, thereby avoid bigger circuit disease or potential safety hazard.
Compared with the traditional excavation type operation mode, the cleaning operation equipment provided by the embodiment of the utility model does not need to perform excavation operation on the ballast bed, can save a large amount of treatment time of the closure and greatly improve the operation efficiency; meanwhile, air pollutants such as dust and the like cannot be generated in the operation process of the cleaning operation equipment, and the cleaning operation equipment is beneficial to environmental protection. In addition, the equipment value is relatively low, the fixed investment and maintenance cost is also low, and the method has a large popularization value.
Specifically, the liquid ejecting apparatus 21 includes a housing 211, a high pressure pump assembly 212, and a liquid ejecting tube assembly, wherein the high pressure pump assembly 212 is connected to the housing 211 and the liquid ejecting tube assembly through a pipe, and the cleaning liquid is pressurized to a predetermined pressure from the housing 211 by the high pressure pump assembly 212 and then is delivered to the liquid ejecting tube assembly. In this way, the cleaning liquid is sprayed out through the liquid spraying pipe assembly, and the silt and small-particle-size ballast particles in the ballast flow along with the cleaning liquid.
In order to improve the cleaning efficiency, the liquid spraying pipe assembly comprises a first liquid spraying pipe 213 and a second liquid spraying pipe 215, wherein the first liquid spraying pipe 213 and the second liquid spraying pipe 215 are both installed at the lower part of the vehicle body 1, the first liquid spraying pipe 213 is used for extending into the interior of the ballast to spray high-pressure liquid to wash the ballast, and the second liquid spraying pipe 215 is arranged above the ballast and sprays high-pressure liquid to the top of the ballast.
That is to say, in the embodiment of the utility model, two kinds of liquid spraying pipes are preferably arranged, the first kind of liquid spraying pipe extends into the railway ballast for liquid spraying operation during operation, on the basis, another kind of liquid spraying pipe is arranged, the liquid spraying pipe is arranged above the railway ballast, and during operation, cleaning liquid is sprayed to the top of the railway ballast so as to flow downwards along the top of the railway ballast, so that particles in the railway ballast are cleaned to a greater extent.
In addition, in order to facilitate the first liquid spraying pipe 213 to intrude into the railway ballast more easily, a first vibration source 214 may be further provided, the first vibration source 214 is connected with the first liquid spraying pipe 213, and the first vibration source 214 is used for providing high-frequency vibration power to the first liquid spraying pipe 213.
More specifically, the tank 211 is filled with clean water (or water having a certain concentration of an eco-friendly detergent) and is mounted on the vehicle body 1. The high pressure pump assembly 212 pressurizes the cleaning water (or the water having a certain concentration of eco-friendly detergent) in the tank 211 to a certain pressure, and then delivers the pressurized cleaning water to the first spray pipe 213 and the second spray pipe 215 through pipes. The first liquid spraying pipe 213 can move in the transverse, vertical and longitudinal directions, and extends into the railway ballast during operation, and meanwhile, under the assistance of the first vibration source 214, the first liquid spraying pipe 213 can extend into the railway ballast to spray high-pressure water to wash the railway ballast; the second liquid injection pipe 215 injects high-pressure water from the top of the ballast without intruding into the interior of the ballast during operation.
In order to facilitate the absorption of liquid containing particulate matter, the ballast collecting device 22 is specifically set as a vacuum ballast collecting device 22, and comprises a ballast collecting box 221, a vacuum pump assembly 222 and a ballast absorbing pipe 223, wherein the ballast absorbing pipe 223 is mounted on the lower portion of the vehicle body 1 and can move in the transverse, vertical and longitudinal directions, the ballast absorbing pipe 223 extends into the interior of a ballast during operation and absorbs liquid containing silt and small-particle-diameter ballast particles, the ballast collecting box 221, the vacuum pump assembly 222 and the ballast absorbing pipe 223 are connected through pipelines, the vacuum pump assembly 222 is connected to an upper outlet of the ballast collecting box 221, and the vacuum pump assembly is used for evacuating air in the ballast collecting box 221 to generate negative pressure so that the ballast absorbing pipe 223 absorbs liquid containing silt and small-particle-diameter ballast particles.
Specifically, the ballast suction pipe 223 specifically includes an inner pipe and a wear-resistant metal screen 2231, the wear-resistant metal screen 2231 is disposed outside the inner pipe, and the wear-resistant metal screen 2231 is used for allowing cleaning liquid and particles with a predetermined particle size to enter the inner pipe. The arrangement of the wear-resistant metal separation net 2231 can play a role in protecting the inner pipe on one hand; on the other hand, large-particle ballast can be prevented from being sucked into the ballast collecting box 221 along with liquid.
In addition, in order to improve the suction efficiency, the bottom of the ballast suction pipe 223 is in a wedge-shaped structure, and the wedge surface of the wedge-shaped structure faces the first liquid spraying pipe 213. Therefore, the efficiency of cleaning the sediment and small-particle-size ballast particles in the ballast can be improved to a certain extent.
Referring to the arrangement mode of the first liquid spraying pipe 213, in order to facilitate the ballast suction pipe 223 to intrude into the ballast, a second vibration source 224 may be further provided, the second vibration source 224 is connected with the ballast suction pipe 223, and the second vibration source 224 is used for providing high-frequency vibration power for the ballast suction pipe 223.
Of course, the first vibration source 214 and the second vibration source 224 can be both provided as vibrators in prior art vibrating screens, according to actual needs.
It should be noted that, in order to simplify the structure and save the cost, the first vibration source 214 and the second vibration source 224 may be simply configured as the same vibrator, and the vibration of the vibrator outputs high-frequency vibration power, so that the first liquid spraying pipe 213 and the ballast suction pipe 223 can intrude into the interior of the ballast more easily.
On the basis, the number of the first liquid spraying pipes 213 and the number of the ballast absorbing pipes 223 are multiple, all the first liquid spraying pipes 213 are arranged in rows, and a plurality of ballast absorbing pipes 223 are distributed around any one first liquid spraying pipe 213. Thus, the first liquid spraying pipes 213 arranged in rows can realize the screening treatment of the ballast among multiple rows of sleepers, and the distance between any two adjacent first liquid spraying pipes 213 can be adjusted according to the interval between the sleepers.
In order to optimize the above embodiment, still include the track lifting device 3, the bottom of automobile body 1 is located to the track lifting device 3, and during the operation, track lifting device 3 can promote certain height with the track panel, loose railway ballast to first spray pipe 213 inserts with inhaling tiny particle diameter's railway ballast pipe 223, thereby is favorable to the silt in the railway ballast and the discharge of tiny particle diameter's railway ballast particle.
The track lifting device 3 may be configured to include a gripping mechanism at the bottom, which may be a gripper for gripping the track. The power part of the track lifting device 3 can be arranged on the vehicle body 1, and the power of the clamp can be provided by a piston cylinder assembly. The number of the track lifting devices 3 may be one or more as required.
The operation process of the cleaning operation equipment is explained as follows:
the first step is as follows: the working vehicle carries clean water (or water with environment-friendly detergent with certain concentration) to a working site;
the second step is that: starting the track lifting device 3 to clamp the track and lift the track to loosen the ballast;
the third step: the high pressure pump assembly 212 is started, the second liquid spraying pipe 215 is started to spray water, and the vacuum pump assembly 222 is started to generate negative pressure;
the fourth step: after the first liquid spraying pipe 213 and the ballast absorbing pipe 223 move to the proper positions, the first liquid spraying pipe 213 and the ballast absorbing pipe 223 are inserted downwards and invaded into the ballast, meanwhile, the first liquid spraying pipe 213 sprays high-pressure water, the ballast absorbing pipe 223 absorbs ballast under negative pressure, and silt and small-particle-size ballast particles are absorbed into the ballast collecting box 221 along with the pipeline;
the fifth step: the first liquid spraying pipe 213 and the ballast absorbing pipe 223 are lifted to separate from the ballast, and the water spraying and the negative pressure ballast absorbing are respectively stopped.
And a sixth step: and (4) the vehicle advances to the next screening point, and the fourth step and the fifth step are repeated until the operation task is completed.
The seventh step: and lifting the first liquid spraying pipe 213 and the ballast sucking pipe 223, closing the high-pressure pump assembly 212 and the vacuum pump assembly 222, and withdrawing the vehicle.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The screen cleaning operation equipment provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are provided only to help understand the concepts of the present invention and the core concepts thereof. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (8)
1. The screen cleaning operation equipment is characterized by comprising a vehicle body (1) running along a track, wherein the vehicle body (1) is provided with a liquid spraying device (21) and a ballast collecting device (22), and the liquid spraying device (21) is used for spraying cleaning liquid to take away particles in ballast so that the ballast collecting device (22) can absorb the liquid containing the particles;
the liquid spraying device (21) comprises a box body (211), a high-pressure pump assembly (212) and a liquid spraying pipe assembly, wherein the high-pressure pump assembly (212) is connected with the box body (211) and the liquid spraying pipe assembly through pipelines, and cleaning liquid from the box body (211) is pressurized to a preset pressure through the high-pressure pump assembly (212) and then is conveyed to the liquid spraying pipe assembly;
the ballast collecting device (22) comprises a ballast collecting box (221), a vacuum pump assembly (222) and a ballast sucking pipe (223) used for stretching into the inside of a ballast to suck liquid containing particulate matters, the ballast collecting box (221) is connected with the vacuum pump assembly (222) and the ballast sucking pipe (223) through pipelines, and the vacuum pump assembly (222) is used for vacuumizing the ballast collecting box (221) to generate negative pressure so as to suck the liquid containing the particulate matters through the ballast sucking pipe (223).
2. The screen cleaning operation equipment as claimed in claim 1, wherein the liquid spray pipe assembly comprises a first liquid spray pipe (213) extending into the interior of the ballast for spraying high-pressure liquid to wash the ballast and a second liquid spray pipe (215) arranged above the ballast for spraying high-pressure liquid to the top of the ballast.
3. A screen cleaning apparatus as claimed in claim 2, further comprising a first vibration source (214) connected to the first liquid spray (213) for providing vibrational power to the first liquid spray (213).
4. The screen cleaning operation equipment as claimed in claim 1, wherein the ballast suction pipe (223) comprises an inner pipe and a wear-resistant metal screen (2231) arranged outside the inner pipe for cleaning liquid and particles of a predetermined size to enter the inner pipe.
5. The screen cleaning operation equipment as claimed in claim 2, wherein the bottom of the ballast suction pipe (223) is of a wedge-shaped structure, and the wedge surface of the wedge-shaped structure faces the first liquid spraying pipe (213).
6. The screen cleaning operation equipment as claimed in claim 1, further comprising a second vibration source (224) connected with the ballast suction pipe (223) for providing vibration power to the ballast suction pipe (223).
7. The screen cleaning operation equipment as claimed in claim 2, wherein the number of the first liquid spraying pipes (213) and the number of the ballast absorbing pipes (223) are multiple, all the first liquid spraying pipes (213) are arranged in a row, and a plurality of ballast absorbing pipes (223) are distributed around any one first liquid spraying pipe (213).
8. A screen cleaning operation equipment according to any one of claims 1-7, further comprising a track lifting device (3) arranged at the bottom of the vehicle body (1) for lifting up the track to loosen the ballast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120768897.8U CN215925458U (en) | 2021-04-14 | 2021-04-14 | Screen cleaning operation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120768897.8U CN215925458U (en) | 2021-04-14 | 2021-04-14 | Screen cleaning operation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215925458U true CN215925458U (en) | 2022-03-01 |
Family
ID=80410228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120768897.8U Active CN215925458U (en) | 2021-04-14 | 2021-04-14 | Screen cleaning operation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215925458U (en) |
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2021
- 2021-04-14 CN CN202120768897.8U patent/CN215925458U/en active Active
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