CN206591483U - Blowing and drawing type rail cleaning car - Google Patents
Blowing and drawing type rail cleaning car Download PDFInfo
- Publication number
- CN206591483U CN206591483U CN201720127692.5U CN201720127692U CN206591483U CN 206591483 U CN206591483 U CN 206591483U CN 201720127692 U CN201720127692 U CN 201720127692U CN 206591483 U CN206591483 U CN 206591483U
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- Prior art keywords
- railway roadbed
- vaccum
- pressure
- tunnel wall
- blowing
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- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The utility model is related to a kind of blowing and drawing type rail cleaning car, and it solves the problem of cleaning difficult to railway ballast and railway culvert in the prior art, with can be to railway culvert wall and the technique effect of railway roadbed high-efficiency cleaning.Mainly include：Car body, the car body, which has, is additionally provided with dust collecting system, rubbish cabin, filter chamber, vacuum blower room and air compressor chamber on operating room and power house, the car body；The dust collecting system includes being located at the tunnel wall aspirating mechanism of the railway roadbed pressure-vaccum mechanism and the railway roadbed pressure-vaccum mechanism both sides being located at below car body；Railway roadbed pressure-vaccum mechanism is moved up and down by elevating mechanism driving realization；Tunnel wall aspirating mechanism is moved left and right by telescoping mechanism driving realization；Wherein, the negative pressure wind of the railway roadbed pressure-vaccum mechanism and tunnel wall aspirating mechanism comes from vacuum blower room, and the malleation wind of railway roadbed pressure-vaccum mechanism comes from air compressor chamber；And the railway roadbed pressure-vaccum mechanism and tunnel wall aspirating mechanism are connected with rubbish cabin.
Description
Technical field
The utility model is related to track traffic correlative technology field, specifically, is to be related to a kind of blowing and drawing type rail cleaning
Car, it is adaptable to ballastless track bed cleaning.
Background technology
Blowing and drawing type rail cleaning car is one kind that railroad track conserves class engineering truck, is new dry cleaning car, its
Middle dust collecting system is the operation part of blowing and drawing type rail cleaning car, can be in the environment of low temperature, water shortage, to ballastless track bed
On rubbish cleaned.
Current track cleaning is main using two kinds of operating types：One kind is that manual work is cleaned, but there is operating efficiency
Lowly, personnel labor intensity is big, influence personal safety the problems such as；Another is to use cleaning vehicle operation, wherein using water under high pressure
The method of flushing rinses rail, rail fastening, railway roadbed and part tunnel wall, and this operating type is only on rail, railway roadbed
Dust, the polishing particle of attachment carry out stripping flushing, realize that dirt is moved, but comprehensive dirt can not be cleaned.
Equally important is that, along the railway, there is more mountain tunnel.Increase over time, in tunnel
Particularly tunnel wall can equally have more dirt.These dirts can cause a hidden trouble to traffic safety to a certain extent, and
Environment can be polluted.
Utility model content
The purpose of this utility model is that there is provided a kind of blowing and drawing type rail cleaning car to overcome above-mentioned the deficiencies in the prior art.
Cleaning car provided by the utility model is purged comprehensively using the high pressure air being arranged on car body to track, is purged
The dirt got up produces big flow negative pressure wind by blower fan and is adsorbed onto in expansion chamber, will using Action of Gravity Field and the depositing dust of filter chamber
Dirt-collecting is into dustbin, so as to realize that track is cleaned comprehensively.
In order to reach above-mentioned purpose, the utility model is adopted the following technical scheme that：
A kind of blowing and drawing type rail cleaning car, including the car body that can be walked in orbit, the car body have operating room and
Dust collecting system, rubbish cabin, filter chamber, vacuum blower room and air compressor chamber are additionally provided with power house, the car body；
The dust collecting system includes being located at the railway roadbed pressure-vaccum mechanism and the railway roadbed pressure-vaccum mechanism both sides that are located at below car body
Tunnel wall aspirating mechanism；
Railway roadbed pressure-vaccum mechanism is moved up and down by elevating mechanism driving realization；
Tunnel wall aspirating mechanism is moved left and right by telescoping mechanism driving realization；
Wherein, the negative pressure wind of the railway roadbed pressure-vaccum mechanism and tunnel wall aspirating mechanism comes from vacuum blower room, and railway roadbed blows
The malleation wind for inhaling mechanism comes from air compressor chamber；
And the railway roadbed pressure-vaccum mechanism and tunnel wall aspirating mechanism are connected with rubbish cabin.
It is preferred that, the elevating mechanism includes the leading truck and hoist cylinder that one end is hinged with lower car body, hoist cylinder
The other end be hinged with leading truck, the other end and the railway roadbed pressure-vaccum mechanism of leading truck are hinged.
Wherein, hoist cylinder is is obliquely installed, and leading truck is also to be obliquely installed, by the flexible drive of the piston rod of hoist cylinder
Action-oriented frame is rotated, and the rotation process of leading truck can be considered as using the hinged joint of leading truck upper end as the center of circle to be turned counterclockwise
Dynamic, this has the component moved down during rotating counterclockwise, and then finally realizes moving down for railway roadbed pressure-vaccum mechanism.
It is preferred that, the railway roadbed pressure-vaccum mechanism includes：
Dirt-collecting cover；
The top of dirt-collecting cover is connected by dust shield and aspiration channel airtight connection, aspiration channel with vacuum blower room；
Injection tube is installed, the side of injection tube is connected with air compressor chamber, and the opposite side of injection tube is with being located on dust shield
Nozzle connection inside dirt-collecting cover.
It is preferred that, railway roadbed pressure-vaccum mechanism bottom has wind deflector.As preferably selecting, the wind deflector can be with dust suction
Cover bottom connection.
It is preferred that, the wind deflector, to be obliquely installed, is to be vertically arranged close to the side of dust shield close to the side of nozzle.
It can be oriented to for malleation wind, malleation wind is tilted blowout, and it has been mingled with after dust, above inhaled by vertical, and then further
Raising pressure-vaccum cleaning effect.
It is preferred that, the nozzle is multiple.
It is preferred that, the sector that any one nozzle sprays gas formation blows and sprays area and adjacent nozzle and sprays what gas was formed
Sector blows and sprays area and partially overlapped.
It is preferred that, the nozzle is the platypelloid type plane-of-weakness joint type nozzle that angle is 30 °.
It is preferred that, the nozzle is to be obliquely installed.
It is preferred that, the telescoping mechanism includes being fixedly connected with the support frame being fixedly connected with lower car body, support frame
There is the passage oil cylinder being hinged with support frame between two guide plates, two guide plates；
One end of the guide plate and expansion bracket is slidably connected, and the other end tunnel wall aspirating mechanism of expansion bracket is hinged；
The tunnel wall aspirating mechanism is connected by pipeline with rubbish cabin.
It is preferred that, the tunnel wall aspirating mechanism includes having suction port on shell, the shell, and suction port is rectangle, outside
The other end of shell is connected with by pipeline with vacuum blower room.
It is preferred that, it is provided with the vacuum blower room on vibration proof mounting, vibration proof mounting and is provided with motor, motor is by becoming
Fast device drives blower fan to rotate.Blower fan has air inlet and gas outlet, and blower fan rotates then fan inlet and produces negative pressure, and air inlet passes through
Filter chamber and rubbish cabin are connected with railway roadbed pressure-vaccum mechanism and tunnel wall aspirating mechanism, realize the wind inspiration by dust has been mingled with.Together
When, blower fan gas outlet is connected with dish valve and muffler.Then gas flows out from blower fan gas outlet, after dish valve and muffler, noise
Reduction, final discharge.
While said structure scheme is provided, the utility model additionally provides one kind and utilizes above-mentioned blowing and drawing type rail cleaning
The method that car is cleaned to railway, mainly comprises the following steps：
A, car body are navigated on region to be cleaned；
B, elevating mechanism driving railway roadbed pressure-vaccum mechanism decline, and telescoping mechanism driving tunnel wall aspirating mechanism is overhanging；
C, vacuum chamber are that railway roadbed pressure-vaccum mechanism and tunnel wall aspirating mechanism provide negative pressure wind, and air compressor chamber is railway roadbed
Pressure-vaccum mechanism provides malleation wind；
D, car body are advanced, and complete the cleaning to railway roadbed and tunnel wall.
Application of the above-mentioned cleaning car in railway territory cleaning is also claimed in the utility model.
The beneficial effects of the utility model are：
(1) by the swabbing action of dust collecting system, reentrainment of dust is not produced substantially, will not also produce destruction, energy to track
It is enough that dirt on ballast bed of track is effectively cleared up.
(2) can operation in the presence of a harsh environment, the operating type applicable working condition than conventionally employed high pressure water cleaning is wider.
(3) cleaning to tunnel wall can be completed by tunnel wall aspirating mechanism.
(4) railway roadbed pressure-vaccum mechanism and tunnel wall aspirating mechanism can be packed up under non-clean conditions, realizes car body at a high speed
Advance.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not constitute the improper restriction to the application.
Fig. 1 is external structure schematic diagram of the present utility model；
Fig. 2 is internal structure schematic diagram of the present utility model；
Fig. 3 is the component installation diagram of vacuum blower chamber interior in the utility model；
Fig. 4 is the structural representation of elevating mechanism in the utility model；
Fig. 5 is the structural representation of telescoping mechanism in the utility model；
Fig. 6 is the assembling schematic diagram of dust shield in the utility model；
Fig. 7 is the assembling schematic diagram of injection tube in the utility model；
Fig. 8 is B-B direction sectional view in Fig. 7；
Fig. 9 is the arrangement schematic diagram of nozzle in the utility model；
Figure 10 is the assembling schematic diagram of dirt-collecting cover and dust shield in the utility model；
In figure：
Car body 1, operating room 2, power house 3, dust collecting system 4, rubbish cabin 5, filter chamber 6, vacuum blower room 7, air compressor chamber
8；
Railway roadbed pressure-vaccum mechanism 41, elevating mechanism 42, telescoping mechanism 43, tunnel wall aspirating mechanism 44；
Injection tube 411, nozzle 412, dust shield 413, dirt-collecting cover 414, wind deflector 415, hinged-support 416, hinged-support
417, aspiration channel 418；
Leading truck 421, hoist cylinder 422, guide rod 423,
Support frame 431, guide plate 432, passage oil cylinder 433, expansion bracket 434, hinged-support 435,
First bellows 51, the second bellows 52, the 3rd bellows 53, scraping wings 54, filter 55, oil cylinder 56, operation
Door 57；
Negative pressure cab 61, filter 62, secondary filter room 63；
Motor 71, speed changer 72, blower fan 73, air inlet 74, muffler 75, butterfly valve 76, cushion socket 77；
Air accumulator 81.
Embodiment
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
Embodiment：A kind of blowing and drawing type rail cleaning car, as shown in figures 1-8, including the car body 1 that can be walked in orbit,
The car body 1 has operating room 2 and power house 3, dust collecting system 4 is additionally provided with the car body 1, rubbish cabin 5, filter chamber 6, true
Empty fan house 7 and air compressor chamber 8.
Car body 1 is used to carry various equipment, is easy to walk on track, is drawn by diesel locomotive or battery car.
Operating room 2 is the command centre of full car, and there are electrical power control cabinet, operating desk in inside.Electrical power control cabinet is responsible for power supply
Switching, distribution and management, also PLC control sections, the Charge Management of battery etc., control blower fan, air compressor machine and hydraulic station
Operation, control airduct motion, between have safety interlocking protection；Operating desk carries out unified management and monitoring, including operation control
Area processed, touch-screen, power supply area and dynamic Control area；There are fan, air-conditioning, lighting apparatus etc. in operating room.
Power house 3 provides power for vehicle operation, and there is generating set inside.
The dust collecting system 4 includes the railway roadbed pressure-vaccum mechanism 41 for being located at the railway roadbed pressure-vaccum mechanism 41 of the lower section of car body 1 and being located at
The tunnel wall aspirating mechanism 44 of both sides；
Railway roadbed pressure-vaccum mechanism 41 drives realization to move up and down by elevating mechanism 42；
Tunnel wall aspirating mechanism 44 drives realization to move left and right by telescoping mechanism 43；
Wherein, the negative pressure wind of the railway roadbed pressure-vaccum mechanism 41 and tunnel wall aspirating mechanism 44 comes from vacuum blower room 7, road
The malleation wind of bed pressure-vaccum mechanism 41 comes from air compressor chamber 8.
The railway roadbed pressure-vaccum mechanism 41 and tunnel wall aspirating mechanism 44 connect (i.e. vacuum with rubbish cabin 5 and filter chamber 6 successively
The negative pressure that fan house 7 is produced is transferred to the railway roadbed pressure-vaccum mechanism 41 and tunnel wall aspirating mechanism through filter chamber 6 and rubbish cabin 5
44)。
Elevating mechanism 42, which amounts to, 3 groups, and railway roadbed pressure-vaccum mechanism 41 also has 3 groups altogether, and every group of elevating mechanism 42 drives one
Group railway roadbed pressure-vaccum mechanism 41 is moved up and down.Specific subdivision, railway roadbed pressure-vaccum mechanism 41 can be divided into centre railway roadbed pressure-vaccum mechanism and
Railway roadbed pressure-vaccum mechanism positioned at both sides, elevating mechanism 42 can also be divided into positioned at middle elevating mechanism and the lifting positioned at both sides
Mechanism.
Wherein, middle elevating mechanism includes the hinged-support 416 and hoist cylinder that one end is fixedly connected with the bottom of car body 1
422, one end of hoist cylinder 422 and the lower hinge of car body 1, the other end are hinged with leading truck 421, the one end of leading truck 421 and
The lower hinge of car body 1, the other end is hinged with hinged-support 416, and the hinged-support 416 is fixedly connected with dirt-collecting cover 414.
Hoist cylinder 422 is is obliquely installed, and leading truck 421 is stretched by the piston rod of hoist cylinder 422 also to be obliquely installed
Contracting driving leading truck 421 is rotated, and the rotation process of leading truck 421 can be considered as using the hinged joint of the upper end of leading truck 421 as circle
What the heart was carried out rotates counterclockwise, and leading truck 421 has the component moved down, and then final realization during this is rotated counterclockwise
Railway roadbed pressure-vaccum mechanism 41 is moved down.
Elevating mechanism positioned at both sides, is also to be hinged on the hinged-support 416 for including being fixedly connected with car body 1, hinged-support 416
There is hoist cylinder 422, but the piston rod of hoist cylinder 422 is articulated with guide rod 423, and one end and the car of guide rod 423
The lower hinge of body 1, the other end and the dust shield 413 of guide rod 423 are hinged.The top of the dust shield 413, passes through the second bellows
52 connect with rubbish cabin 5.
Railway roadbed pressure-vaccum mechanism 41 includes：
Dirt-collecting cover 414；
The top of dirt-collecting cover 414 is by dust shield 413 and the airtight connection of aspiration channel 418, aspiration channel 418 and first wave
The lower end connection of line pipe 51, the upper end of the first bellows 51 is connected with rubbish cabin 5；
Injection tube 411 is installed, one end of injection tube 411 is connected with air compressor chamber 8, injection tube 411 on dust shield 413
Opposite side is connected with the nozzle 412 inside dirt-collecting cover 414.Meanwhile, the bottom of dust shield 413 also with wind deflector 415
Connection.
As preferred structure, wind deflector 415 is to be obliquely installed close to the side of nozzle 412, close to the one of dust shield 413
Side is to be vertically arranged.It can be oriented to for malleation wind, malleation wind is tilted blowout, and it has been mingled with after dust, on vertical
Inhale, and then further raising pressure-vaccum cleaning effect.
The nozzle 412 is multiple, and each nozzle 412 is also to be obliquely installed.It is 30 ° that nozzle 412, which may be selected to be angle,
Platypelloid type plane-of-weakness joint type nozzle.And any one nozzle 412 sprays the sector of gas formation and blows and sprays area and sprayed with adjacent nozzle 412
The sector of gas formation blows and sprays area and partially overlapped.Dead angle is not blowed and sprayed in the region that ensure that intermediate noxzzle 412.
The telescoping mechanism 43 includes being fixedly connected with the support frame 431 being fixedly connected with lower car body, support frame 431
Groove is respectively provided with two guide plates 432, each guide plate 432, roller bearing is through the groove, and the two ends of roller bearing are with stretching
The left side upper end of contracting frame 434 rotates connection, and left side lower end and the support frame 431 of expansion bracket 434 are hinged, the right-hand member of expansion bracket 434
It is hinged with tunnel wall aspirating mechanism 44；Tunnel wall aspirating mechanism 44 is connected by the 3rd bellows 53 with rubbish cabin 5.
Tunnel wall aspirating mechanism 44 includes having suction port on shell, the shell, and suction port is rectangle.
It is provided with the vacuum blower room 7 on vibration proof mounting 77, vibration proof mounting 77 and is provided with motor 71, motor 71 passes through
Speed changer 72 drives blower fan 73 to rotate.Blower fan 73 has air inlet 74 and gas outlet, and blower fan 73 is rotated, and fan air inlet 74 is produced
Raw negative pressure, air inlet 74 is connected with railway roadbed pressure-vaccum mechanism 41 and tunnel wall aspirating mechanism 44, will be mingled with the wind inspiration of dust.Together
When, the gas outlet of blower fan 73 is connected with dish valve 76 and muffler 75 successively.Then gas flows out from the gas outlet of blower fan 73, through the He of dish valve 76
After muffler 75, lower noise, final discharge.
Rubbish cabin 5 utilizes Action of Gravity Field trapped dirt, there is 7 air inlets, each air inlet and corresponding fixed airduct phase
Even, fixed airduct is connected with air draught bellows, and dirt enters the expansion chamber of the bottom of rubbish cabin 5 through air inlet, using Action of Gravity Field,
Grit realizes sedimentation separation with small dirt in expansion chamber, and the air-flow containing grit by filter 55 by flowing into filter chamber 6.
There is the operation door 57 opened by oil cylinder 56 expansion chamber side.Scraping wings 54 is installed in expansion chamber bottom, utilizes oil cylinder pusher discharging.
The method for carrying out railway cleaning using above-mentioned cleaning car, mainly comprises the following steps：
A, car body 1 are navigated on region to be cleaned；
B, the driving railway roadbed pressure-vaccum of elevating mechanism 42 mechanism 41 decline, outside the driving tunnel wall of telescoping mechanism 43 aspirating mechanism 44
Stretch；
C, vacuum chamber 7 are railway roadbed pressure-vaccum mechanism 41 and tunnel wall aspirating mechanism 44 provides negative pressure wind, and air compressor chamber 8
Malleation wind is provided for railway roadbed pressure-vaccum mechanism 41；
Wherein, malleation wind regime comes from air accumulator 81, and air accumulator 81 is located at the lower section of car body 1；
Under the injection effect of malleation wind, the dust on railway roadbed is blown afloat with small dirt, is then sucked away, the ash of tunnel wall
Dirt is same with small dirt to be sucked away, and the wind for being mingled with dust first passes around rubbish cabin 5, and it is heavy that small dirt is piled up under gravity
Drop is indoor, and wind then enters secondary filter room 63 after filter 55；Secondary filter is carried out after filter 62 again, finally from
Negative pressure cab 61 enters blower fan 73；
D, the traveling with car body 1, complete the cleaning to railway roadbed and tunnel wall.
Application of the above-mentioned cleaning car in railway territory cleaning is also claimed in the utility model.
Employ after said structure, cleaning car provided by the utility model can be realized anhydrous to enter railway roadbed and tunnel wall
Row cleaning, it is very convenient.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to embodiment will be apparent for those skilled in the art, as defined herein
General Principle can in other embodiments be realized, do not give in the case where not departing from spirit or scope of the present utility model
Describe the part presented with partial enlargement in detail, be prior art, herein without repeating.Therefore, the utility model will not
It is intended to be limited to the embodiments shown herein, and is to fit to consistent with feature with principles disclosed herein most wide
Scope.
Claims (8)
1. a kind of blowing and drawing type rail cleaning car, including the car body that can be walked in orbit, the car body have operating room and dynamic
Power room, it is characterised in that dust collecting system, rubbish cabin, filter chamber, vacuum blower room and air compressor machine are additionally provided with the car body
Room；
The dust collecting system includes being located at the tunnel of the railway roadbed pressure-vaccum mechanism and the railway roadbed pressure-vaccum mechanism both sides being located at below car body
Wall aspirating mechanism；
Railway roadbed pressure-vaccum mechanism is moved up and down by elevating mechanism driving realization；
Tunnel wall aspirating mechanism is moved left and right by telescoping mechanism driving realization；
Wherein, the negative pressure wind of the railway roadbed pressure-vaccum mechanism and tunnel wall aspirating mechanism comes from vacuum blower room, railway roadbed blower
The malleation wind of structure comes from air compressor chamber；
And the railway roadbed pressure-vaccum mechanism and tunnel wall aspirating mechanism are connected with rubbish cabin.
2. blowing and drawing type rail cleaning car according to claim 1, it is characterised in that the elevating mechanism includes one end and car
The leading truck and hoist cylinder of body lower hinge, the other end and the leading truck of hoist cylinder are hinged, the other end of leading truck with
Railway roadbed pressure-vaccum mechanism is hinged.
3. blowing and drawing type rail cleaning car according to claim 1, it is characterised in that the railway roadbed pressure-vaccum mechanism includes：It is dirty
Thing collecting hood；The top of dirt-collecting cover is connected by dust shield and aspiration channel airtight connection, aspiration channel with vacuum blower room；
Injection tube is installed, the side of injection tube is connected with air compressor chamber on dust shield, the opposite side of injection tube is with being located at dirt
Nozzle connection inside collecting hood.
4. blowing and drawing type rail cleaning car according to claim 1, it is characterised in that railway roadbed pressure-vaccum mechanism bottom has wind-guiding
Plate, the wind deflector can be connected with dust shield bottom.
5. blowing and drawing type rail cleaning car according to claim 4, it is characterised in that the wind deflector is close to the side of nozzle
It is to be vertically arranged close to the side of dust shield to be obliquely installed.
6. blowing and drawing type rail cleaning car according to claim 1, it is characterised in that the telescoping mechanism include with car body
It is fixedly connected with to have between two guide plates, two guide plates on the support frame that portion is fixedly connected, support frame and is cut with scissors with support frame
The passage oil cylinder connect；
One end of the guide plate and expansion bracket is slidably connected, and the other end tunnel wall aspirating mechanism of expansion bracket is hinged；
The tunnel wall aspirating mechanism is connected by pipeline with rubbish cabin.
7. blowing and drawing type rail cleaning car according to claim 1, it is characterised in that the tunnel wall aspirating mechanism includes outer
There is suction port, suction port is rectangle, and the other end of shell is connected with by pipeline with vacuum blower room on shell, the shell.
8. blowing and drawing type rail cleaning car according to claim 1, it is characterised in that be provided with and subtract in the vacuum blower room
Shaken seat, and motor is provided with vibration proof mounting, and motor drives blower fan to rotate by speed changer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720127692.5U CN206591483U (en) | 2017-02-13 | 2017-02-13 | Blowing and drawing type rail cleaning car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720127692.5U CN206591483U (en) | 2017-02-13 | 2017-02-13 | Blowing and drawing type rail cleaning car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206591483U true CN206591483U (en) | 2017-10-27 |
Family
ID=60128214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720127692.5U Expired - Fee Related CN206591483U (en) | 2017-02-13 | 2017-02-13 | Blowing and drawing type rail cleaning car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206591483U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106759057A (en) * | 2017-02-13 | 2017-05-31 | 中车山东机车车辆有限公司 | Blowing and drawing type rail cleaning car, method and application |
| US20210162311A1 (en) * | 2018-09-04 | 2021-06-03 | Kiko Co., Ltd. | Railway model train for dust collection |
| CN114457743A (en) * | 2022-01-24 | 2022-05-10 | 成都新一驱动技术有限责任公司 | Embedded blowback dust absorption cleaning device of subway bed |
-
2017
- 2017-02-13 CN CN201720127692.5U patent/CN206591483U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106759057A (en) * | 2017-02-13 | 2017-05-31 | 中车山东机车车辆有限公司 | Blowing and drawing type rail cleaning car, method and application |
| CN106759057B (en) * | 2017-02-13 | 2018-08-28 | 中车山东机车车辆有限公司 | Blowing and drawing type rail cleaning vehicle, method and application |
| US20210162311A1 (en) * | 2018-09-04 | 2021-06-03 | Kiko Co., Ltd. | Railway model train for dust collection |
| CN114457743A (en) * | 2022-01-24 | 2022-05-10 | 成都新一驱动技术有限责任公司 | Embedded blowback dust absorption cleaning device of subway bed |
| CN114457743B (en) * | 2022-01-24 | 2024-05-10 | 成都新一驱动技术有限责任公司 | Embedded blowback dust collection cleaning device of subway railway roadbed |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20200213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |