CN102912758A - Track cleaning and maintaining vehicle - Google Patents
Track cleaning and maintaining vehicle Download PDFInfo
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- CN102912758A CN102912758A CN2012102189786A CN201210218978A CN102912758A CN 102912758 A CN102912758 A CN 102912758A CN 2012102189786 A CN2012102189786 A CN 2012102189786A CN 201210218978 A CN201210218978 A CN 201210218978A CN 102912758 A CN102912758 A CN 102912758A
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Abstract
The invention discloses a track cleaning and maintaining vehicle. The track cleaning and maintaining vehicle comprises a motor vehicle body and two rows of track wheels which are respectively arranged at the front end and the rear end of the motor vehicle body; and a shovel blade unit, a water spraying unit, a blowing unit and an oiling unit, which are respectively contacted with the surfaces of two steel rails of a track, are sequentially arranged on the motor vehicle body from the head to the tail of the body, are respectively connected with a central processing unit, and are controlled by the central processing unit to shovel attachments on the surfaces of the rails, spray water for cleaning the surfaces of the rails, blow to dry the surfaces of the rails, and oil to protect the surfaces of the rails respectively. The track cleaning and maintaining vehicle is formed by restructuring the conventional vehicle, is additionally provided with the four units and provided with a performing mechanism which meets the demand on track maintenance according to design, and can meet the demand on automatic maintenance of the track i by adopting a central control technology, so that the working efficiency and the maintaining quality are improved; and the track cleaning and maintaining vehicle is high in reliability, and can provide high-efficiency and high-quality guarantee for the application of the track.
Description
Technical field
The present invention relates to the railway maintenance technology, particularly relate to a kind of track cleaning maintenance cart.
Background technology
Stock rail can produce greasy filth and dried gal on it in long-term use procedure, greasy filth and dried gal long-term accumulated and untimely cleaning not only can bring corrosive damage to track also can affect the safety that vehicle travels in orbit.Along with the increase of the frequency of utilization of track, to the frequency of maintenance of track with safeguard that quantity sharply increases, and the maintenance of existing track is by manually finishing, and maintenance workload is large, and the cycle is long, can not satisfy user demand.
Summary of the invention
The technical problem that (one) will solve
The technical problem to be solved in the present invention is: for defective of the prior art, provide a kind of track cleaning attending device, safeguard track is carried out automated cleaning in the situation that does not affect the track user demand.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of track cleaning maintenance cart, two row's rail wheels that it comprises motor-vehicle bodies and is separately positioned on described motor-vehicle bodies front-end and back-end; On the described motor-vehicle bodies, be disposed with and the contacted perching knife of track two row Rail Surfaces difference unit, water spray unit, insufflation unit and oiling unit by headstock to tailstock direction, described perching knife unit, water spray unit, insufflation unit and oiling unit connect respectively central control unit, by four unit of central control unit control successively to Rail Surface carry out that attachment is rooted out, spraying-rinsing, air blowing oven dry and oiling protection.
Wherein, the described rail wheel of every row has two, and described rail wheel is arranged on the rail of described track.
Wherein, described motor-vehicle bodies comprises chassis and the compartment that is arranged on the described chassis.
Wherein, described perching knife unit comprises side perching knife assembly and top perching knife assembly, perching knife shape in the perching knife assembly of described top and described rail upper surface shape are complementary, to root out the attachment of described rail upper surface, perching knife shape in the described side perching knife assembly and described rail side surface shape are complementary, to root out the attachment of described rail side surface.
Wherein, described water spray unit comprises water tank and the high-pressure water heating machine that links to each other in the described compartment that be arranged on, and the T-way water valve that links to each other with described high-pressure water heating machine, two ports of described T-way water valve connect respectively six water-through valves, five ports of each described six water-through valve arrange respectively nozzle, to spray water to described Rail Surface.
Wherein, the hydraulic pressure of described nozzle ejection is 8～10Mpa; Be connected with water pipe between the port of described nozzle and described six water-through valves, five nozzles that each described six water-through valve is drawn arrange around the surface of described rail.
Wherein, described insufflation unit comprises and is arranged in the described compartment air compressor machine and the gas tank that links to each other, and the source of the gas that links to each other with described gas tank processing three linked piece, described source of the gas is processed the outlet connected electromagnetic valve of three linked piece, and the outlet of described source of the gas processing three linked piece arranges pressure sensor; Described electromagnetic valve connects two six breather valves, and five ports of each described six breather valve arrange respectively shower nozzle, with jet to described Rail Surface.
Wherein, the gas pressure intensity of described shower nozzle ejection is 8～12atm; Five shower nozzles that each described six breather valve is drawn arrange around the surface of described rail.
Wherein, described oiling unit comprises the fuel tank that is arranged in the described compartment, and described fuel tank connects oiling head by oil pipe; The shape of described oiling head and described rails surface are complementary, and its inside has oil groove, offer slit on itself and the contacted side of Rail Surface, and described slit is connected with described oil groove.
Wherein, described perching knife unit and water spray unit are installed on the same support, and this perching knife unit and water spray unit support connect described chassis by positioning linkage rod; Described insufflation unit and oiling cellular installation are on same support, and this support also connects described chassis by positioning linkage rod.
(3) beneficial effect
The track cleaning maintenance cart that technique scheme provides, form based on existing motor vehicle improvement and design, by installing the equipment such as perching knife unit, the water spray unit with high-pressure water heating cleaning function that can root out the Rail Surface attachment, the insufflation unit with gases at high pressure winding-up drying function and oiling unit additional, and the executing agency that adapts of design and railway maintenance demand, adopt the realization of center-control technology to the automatic maintenance needs of track, increase work efficiency and maintenance quality, have high reliability, the guarantee of high-efficiency high-quality can be provided for the use of track.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the track cleaning maintenance cart of the embodiment of the invention;
Fig. 2 is the front view of perching knife unit and water spray unit in the track cleaning maintenance cart of the embodiment of the invention;
Fig. 3 is the top view of perching knife unit and water spray unit in the track cleaning maintenance cart of the embodiment of the invention;
Fig. 4 is that the track of the embodiment of the invention is cleared up the structural representation of water spray unit in the maintenance cart;
Fig. 5 is that the track of the embodiment of the invention is cleared up the structural representation of insufflation unit in the maintenance cart;
Fig. 6 is that the track of the embodiment of the invention is cleared up insufflation unit and oiling unit effect front view in orbit in the maintenance cart;
Fig. 7 is that the track of the embodiment of the invention is cleared up insufflation unit and oiling unit effect top view in orbit in the maintenance cart;
Fig. 8 is the overall structure schematic diagram that the track of the embodiment of the invention is cleared up oiling unit oiling head in the maintenance cart;
Fig. 9 is the decomposing schematic representation that the track of the embodiment of the invention is cleared up oiling unit oiling head in the maintenance cart.
Wherein, 1: rail wheel; 2: track; 3: the perching knife unit; 4: water spray unit; 5: positioning linkage rod; 6: insufflation unit; 7: the oiling unit; 8: gripper shoe; 9: locating piece; 10: traction link; 11: water tank; 12: the high-pressure water heating machine; 13: T-way water valve; 14: six water-through valves; 15: water pipe; 16: nozzle; 17: shower nozzle; 21: air compressor machine; 22: gas tank; 23: source of the gas is processed three linked piece; 24: pressure sensor; 25: electromagnetic valve; 26: six breather valves; 31: base; 32: pad; 33: gland; 34: bolt; 35: oil groove; 100: motor-vehicle bodies; 101: the compartment; 102: the chassis; 103: perching knife unit and water spray unit support; 105: side perching knife assembly; 106: top perching knife assembly.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
Fig. 1 shows the overall structure schematic diagram of the track cleaning maintenance cart of the embodiment of the invention, and with reference to shown in Figure 1, this maintenance cart comprises motor-vehicle bodies 100 and is separately positioned on two row's rail wheels 1 of described motor-vehicle bodies 100 front-end and back-end; On the described motor-vehicle bodies 100, be disposed with and two row Rail Surfaces of track 2 respectively contacted perching knife unit 3, water spray unit 4, insufflation unit 6 and oiling unit 7 by headstock to tailstock direction, described perching knife unit 3, water spray unit 4, insufflation unit 6 are connected with the oiling unit and are connected respectively central control unit, by four unit of central control unit control successively to Rail Surface carry out that attachment is rooted out, spraying-rinsing, air blowing oven dry and oiling protection.
Wherein, the described rail wheel 1 of every row has two, and described rail wheel 1 is arranged on the rail of described track.Two row's rail wheels 1 are equivalent to four locating wheels of motor-vehicle bodies 100, to motor-vehicle bodies 100 on its direct of travel and the direction vertical with described direct of travel position, guarantee that motor-vehicle bodies 100 advances along track 2.
Described motor-vehicle bodies 100 comprises chassis 102 and the compartment 101 that is arranged on the described chassis 102, chassis 102 and compartment 101 all can be used for the setting of the associated components of perching knife unit 3, water spray unit 4, insufflation unit 6 and oiling unit 7, central control unit can preferably be arranged in the driver's cabin of motor-vehicle bodies 100, is convenient to the driver and can realizes control operation to perching knife unit 3, water spray unit 4, insufflation unit 6 and oiling unit 7 when driving motor-vehicle bodies 100.
Particularly, with reference to Fig. 2 and shown in Figure 3, described perching knife unit 3 comprises side perching knife assembly 105 and top perching knife assembly 106, perching knife shape in the described top perching knife assembly 106 and described rail upper surface shape are complementary, to root out the attachment of described rail upper surface, perching knife shape in the described side perching knife assembly 105 and described rail side surface shape are complementary, to root out the attachment of described rail side surface.
With reference to shown in Figure 4, described water spray unit 4 comprises described compartment 101 interior continuous water tank 11 and the high-pressure water heating machines 12 that are arranged on, and the T-way water valve 13 that links to each other with described high-pressure water heating machine 12, two ports of described T-way water valve 13 connect respectively six water-through valves 14, five ports of each described six water-through valve 14 arrange respectively nozzle 16, to spray water to described Rail Surface.Be connected with water pipe 15 between the port of described nozzle 16 and described six water-through valves 14, five nozzles 16 that each described six water-through valve 14 is drawn arrange around the surface of described rail.Water tank 11 stores the track water for cleaning, and high-pressure water heating machine 12 is for generation of high-pressure water heating, the pressure of high-pressure water heating between 8～10Mpa, temperature is between 30-140 ℃, to improve the cleaning cleannes to rails.T-way water valve 13 is used for high-pressure water heating is shunted, and two six water-through valves 14 are used for guaranteeing to carry out simultaneously on two one steel rails arranged side by side high-pressure water heating and clean.
Shown in Fig. 1-3, described perching knife unit 3 and water spray unit 4 are installed on the same support, this perching knife unit and water spray unit support 103 connect described chassis 102 by positioning linkage rod 5, positioning linkage rod 105 has the connecting rod that two intersections link to each other, a wherein end of two described connecting rods all is fixed on the chassis 102, connects perching knife unit and water spray unit support 103 after its other end links to each other.
Perching knife unit and water spray unit support 103 have been shown among Fig. 2 and Fig. 3, and this support comprises: front link is used for linking to each other with positioning linkage rod 105; Vertical fixed head, described front link is installed on it, and vertically fixed head arranges on the front surface of headstock direction perching knife unit 3 is installed, and realizes that side perching knife assembly 105 and the top perching knife assembly 106 in the perching knife unit 3 can be rooted out the attachments such as the greasy dirt of Rail Surface, dried gal effectively; Water spray unit 4 is installed on the rear surface of described vertical fixed head facing tailstock direction, and vertically also be provided with six water-through valve installing plate and Water pipe brackets on the fixed head, six water-through valves 14 are installed on the six water-through valve installing plates, five water pipes 15 are installed in respectively on the Water pipe bracket, to guarantee that six water-through valves 14 and five water pipes 15 install stablely, can in the railway maintenance process, position deviation not occur and affect the railway maintenance effect.
With reference to shown in Figure 5, described insufflation unit 6 comprises and is arranged on described compartment 101 interior continuous air compressor machine 21 and gas tanks 22, and the source of the gas that links to each other with described gas tank 22 is processed three linked piece 23, described source of the gas is processed the outlet connected electromagnetic valve 25 of three linked piece 23, and the outlet of described source of the gas processing three linked piece 23 arranges pressure sensor 24; Described electromagnetic valve 25 connects two six breather valves 26, and five ports of each described six breather valve 26 arrange respectively shower nozzle 17, with jet to described Rail Surface.Five shower nozzles 17 that each described six breather valve 26 is drawn arrange around the surface of described rail.
Wherein, air compressor machine 21 is for generation of compressed air, gas tank 22 storing compressed airs.Source of the gas processing three linked piece 23 is the well-known device in the pneumatic actuator system, comprises air filter, reducing valve and oil sprayer, and air filter is used for source of the gas is cleaned, and can filter the airborne moisture of compression, avoids moisture with the gas access to plant; Reducing valve can carry out voltage stabilizing to source of the gas, makes source of the gas be in steady state, can reduce when suddenling change because of source of the gas air pressure the damage to hardware such as valve or actuators; Oil sprayer can be lubricated the body movement parts, can the parts of inconvenient apply oil be lubricated, and greatly prolongs the application life of body.Pressure sensor 24 links to each other with central control unit, be used for measuring in real time the pressure of processing the gas of three linked piece 23 through source of the gas, and measured force value passed to central control system, judge by central control system whether gas pressure is safety value, and further control the compressive state of adjusting 21 pairs of gases of air compressor machine, to guarantee the safety of insufflation unit 6 and whole maintenance cart.
With reference to Fig. 8 and shown in Figure 9, described oiling unit 7 comprises the fuel tank that is arranged in the described compartment 101, and described fuel tank connects oiling head by oil pipe; The shape of described oiling head and described raceway surface are complementary, and its inside has oil groove 35, offer slit on itself and the contacted side of raceway surface, and described slit is connected with described oil groove 35.Particularly, described oiling head comprises base 31, the squarish frame construction that is complementary with the rail shape that base 31 is set to that a side has an opening, framework outer setting relative with opening on the base 31 has a projection, and a through hole is set on this projection, and this through hole connects fuel tank by oil pipe, on one side surface of base 31, be provided with the oil groove 35 with base 31 shape approximations, oil groove 35 is along the center line setting of base 31 structures, and oil groove 35 is communicated with through hole.Further, the gland 33 identical with described base 31 shapes is set, offer the corresponding a plurality of screwed holes in position at described base 31 and gland 33, use bolt 34 that base 31 is fixedly connected with gland 33, the oil in the oil groove 35 forms airtight oil groove 35. in order to be discharged on the surface that spreads upon rail, between base 31 and gland 33, pad 32 is set, pad 32 is identical with the shape and size of the base 31 of oil groove 35 peripheries, realize having fuel-displaced slit on oiling head and the contacted side of Rail Surface so that base 31 and gland 33 are supported, oil is oozed out and be coated on the Rail Surface.
In the present embodiment, described insufflation unit 6 and oiling unit 7 are installed on the same support, with reference to Fig. 6 and shown in Figure 7, this support comprises the gripper shoe 8 that is connected with chassis 102 by positioning linkage rod, be provided with on the gripper shoe 8 and the contacted locating piece 9 of rail, so that insufflation unit 6 and oiling unit 7 are positioned, prevent its offset track by locating piece 9, gripper shoe 8 links to each other by traction link 10 with insufflation unit 6; Also be provided with fixed head on this support, fixedly mount successively from front to back insufflation unit 6 and oiling unit 7 on the fixed head.
The track cleaning maintenance cart of use present embodiment carries out track to be cleared up when safeguarding, its operating process is as follows: after the rail, perching knife unit 3, water spray unit 4, insufflation unit 6 and oiling unit 7 are in place on the maintenance cart; After starting the generator and motor of powering for whole cleaning structure, start high-pressure water heating machine 12, air compressor machine 21, it is normal to detect each equipment working state, then starts water spray unit 4 water sprays and insufflation unit 6 spray gases at high pressure; Maintenance cart enters job state, move ahead in orbit with certain speed, perching knife unit 3 at first shovels the greasy filth or the dried gal that fall on the rail, high pressure hot-water cleaning machine 12 ejection pressure 8～10MPa, temperature 30-140 ℃ hot water, be sprayed on each 5 work plane of double track by custom-designed nozzle 16, all dirts on the rail level are cleaned out, and stayed in orbit part water; The shower nozzle 17 of insufflation unit 6 sprays pressure 8～12atm, capacity 4m subsequently
3The pressure-air of/min dries up the water on the rail level or blows off, and finishes the cleaning of track is safeguarded, last oiling unit 7 is that track is enclosed preservative oil by oiling head, finishes the upkeep operation to track.
As can be seen from the above embodiments, in the track cleaning maintenance cart of the present invention, the perching knife unit can adapt to install and use procedure in the perching knife that produces and the change in location between the track, guarantee that perching knife can be close to track always, realize the raceway surface dirt effectively rooted out cleaning; Hot water cleans and dries up the match cleaning that is combined into track of structure and safeguards efficient, reliable maintenance mode is provided that the oiling structure has guaranteed that rail protective oil evenly is coated on the track efficiently automatically; Realize the automation of cleaning work, solved the problem that the labor cleaning is wasted time and energy, improved operating efficiency, and easy to operate.
The above only is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvement and replacement, these improvement and replacement also should be considered as protection scope of the present invention.
Claims (10)
1. a track cleaning maintenance cart is characterized in that, comprises motor-vehicle bodies (100) and be separately positioned on two of described motor-vehicle bodies (100) front-end and back-end arranging rail wheels (1); On the described motor-vehicle bodies (100), be disposed with and track (2) two row Rail Surfaces respectively contacted perching knife unit (3), water spray unit (4), insufflation unit (6) and oiling unit (7) by headstock to tailstock direction, described perching knife unit (3), water spray unit (4), insufflation unit (6) are connected 7 with the oiling unit) connect respectively central control unit, by four unit of central control unit control successively to Rail Surface carry out that attachment is rooted out, spraying-rinsing, air blowing oven dry and oiling protection.
2. track cleaning maintenance cart as claimed in claim 1 is characterized in that the described rail wheel of every row (1) has two, and described rail wheel (1) is arranged on the rail of described track (2).
3. track as claimed in claim 1 cleaning maintenance cart is characterized in that, described motor-vehicle bodies (100) comprises chassis (102) and is arranged on compartment (101) on the described chassis (102).
4. track as claimed in claim 3 is cleared up maintenance cart, it is characterized in that, described perching knife unit (3) comprises side perching knife assembly (105) and top perching knife assembly (106), perching knife shape in the described top perching knife assembly (106) and described rail upper surface shape are complementary, to root out the attachment of described rail upper surface, perching knife shape in the described side perching knife assembly (105) and described rail side surface shape are complementary, to root out the attachment of described rail side surface.
5. track as claimed in claim 3 is cleared up maintenance cart, it is characterized in that, described water spray unit (4) comprises water tank (11) and the high-pressure water heating machine (12) that links to each other in the described compartment (101) that be arranged on, and the T-way water valve (13) that links to each other with described high-pressure water heating machine (12), two ports of described T-way water valve (13) connect respectively six water-through valves (14), five ports of each described six water-through valve (14) arrange respectively nozzle (16), to spray water to described Rail Surface.
6. track cleaning maintenance cart as claimed in claim 5 is characterized in that the hydraulic pressure of described nozzle (16) ejection is 8～10Mpa; Be connected with water pipe (15) between the port of described nozzle (16) and described six water-through valves (14), five nozzles (16) that each described six water-through valve (14) is drawn arrange around the surface of described rail.
7. track as claimed in claim 3 is cleared up maintenance cart, it is characterized in that, described insufflation unit (6) comprises and is arranged on air compressor machine (21) and the gas tank (22) that links to each other in the described compartment (101), and the source of the gas that links to each other with described gas tank (22) is processed three linked piece (23), described source of the gas is processed the outlet connected electromagnetic valve (25) of three linked piece (23), and the outlet of described source of the gas processing three linked piece (23) arranges pressure sensor (24); Described electromagnetic valve (25) connects two six breather valves (26), and five ports of each described six breather valve (26) arrange respectively shower nozzle (17), with jet to described Rail Surface.
8. track cleaning maintenance cart as claimed in claim 7 is characterized in that the gas pressure intensity of described shower nozzle (17) ejection is 8～12atm; Five shower nozzles (17) that each described six breather valve (26) is drawn arrange around the surface of described rail.
9. track cleaning maintenance cart as claimed in claim 3 is characterized in that described oiling unit (7) comprises the fuel tank that is arranged in the described compartment (101), and described fuel tank connects oiling head by oil pipe; The shape of described oiling head and described rails surface are complementary, and its inside has oil groove (35), offer slit on itself and the contacted side of Rail Surface, and described slit is connected with described oil groove (35).
10. track as claimed in claim 3 is cleared up maintenance cart, it is characterized in that, described perching knife unit (3) and water spray unit (4) are installed on the same support, and this perching knife unit and water spray unit support (103) connect described chassis (102) by positioning linkage rod (5); Described insufflation unit (6) and oiling unit (7) are installed on the same support, and this support also connects described chassis (102) by positioning linkage rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210218978.6A CN102912758B (en) | 2012-06-29 | 2012-06-29 | A kind of track cleaning maintenance cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210218978.6A CN102912758B (en) | 2012-06-29 | 2012-06-29 | A kind of track cleaning maintenance cart |
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| CN102912758A true CN102912758A (en) | 2013-02-06 |
| CN102912758B CN102912758B (en) | 2016-06-22 |
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| CN201210218978.6A Active CN102912758B (en) | 2012-06-29 | 2012-06-29 | A kind of track cleaning maintenance cart |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106311641A (en) * | 2016-10-19 | 2017-01-11 | 四川沱江起重机有限公司 | Bridge crane with rail capable of being efficiently cleaned |
| CN106563651A (en) * | 2016-10-26 | 2017-04-19 | 安徽新荣钢构有限公司 | Multi-degree of freedom forklift for metal surface treatment |
| CN107587472A (en) * | 2017-06-29 | 2018-01-16 | 中车山东机车车辆有限公司 | A kind of multifunction railway cleans suction-type sewer scavenger and method |
| CN107915133A (en) * | 2017-12-25 | 2018-04-17 | 浙江邦博机械有限公司 | A kind of bridge crane track deashing device |
| CN108414021A (en) * | 2018-04-04 | 2018-08-17 | 暨南大学 | Condition monitoring system, rail cleaning vehicle and rail cleaning vehicle work state monitoring method are made in rail cleaning turner |
| CN109338978A (en) * | 2018-10-23 | 2019-02-15 | 中国科学院寒区旱区环境与工程研究所 | A kind of comprehensive removing railway sand and the device for encapsulating sand |
| CN110565456A (en) * | 2019-08-05 | 2019-12-13 | 徐州贝峰机械制造有限公司 | Vibration-damping roller type pneumatic bidirectional tamping machine equipment of engineering machinery |
| CN113073599A (en) * | 2021-04-20 | 2021-07-06 | 邱志华 | Urban rail maintenance cleaning device |
| CN113136748A (en) * | 2021-04-26 | 2021-07-20 | 中南大学 | Device and method for cleaning and oiling rust on surface of steel rail |
| CN113668445A (en) * | 2021-08-02 | 2021-11-19 | 上海合贡实业有限公司 | Full self-cleaning equipment of portable railway switch |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311641A (en) * | 2016-10-19 | 2017-01-11 | 四川沱江起重机有限公司 | Bridge crane with rail capable of being efficiently cleaned |
| CN106563651A (en) * | 2016-10-26 | 2017-04-19 | 安徽新荣钢构有限公司 | Multi-degree of freedom forklift for metal surface treatment |
| CN107587472A (en) * | 2017-06-29 | 2018-01-16 | 中车山东机车车辆有限公司 | A kind of multifunction railway cleans suction-type sewer scavenger and method |
| CN107915133A (en) * | 2017-12-25 | 2018-04-17 | 浙江邦博机械有限公司 | A kind of bridge crane track deashing device |
| CN108414021A (en) * | 2018-04-04 | 2018-08-17 | 暨南大学 | Condition monitoring system, rail cleaning vehicle and rail cleaning vehicle work state monitoring method are made in rail cleaning turner |
| CN109338978A (en) * | 2018-10-23 | 2019-02-15 | 中国科学院寒区旱区环境与工程研究所 | A kind of comprehensive removing railway sand and the device for encapsulating sand |
| CN110565456A (en) * | 2019-08-05 | 2019-12-13 | 徐州贝峰机械制造有限公司 | Vibration-damping roller type pneumatic bidirectional tamping machine equipment of engineering machinery |
| CN113073599A (en) * | 2021-04-20 | 2021-07-06 | 邱志华 | Urban rail maintenance cleaning device |
| CN113136748A (en) * | 2021-04-26 | 2021-07-20 | 中南大学 | Device and method for cleaning and oiling rust on surface of steel rail |
| CN113668445A (en) * | 2021-08-02 | 2021-11-19 | 上海合贡实业有限公司 | Full self-cleaning equipment of portable railway switch |
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| CN102912758B (en) | 2016-06-22 |
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