CN110284920A - A kind of flat tunnel inverted arch cleaning and cleaner - Google Patents

A kind of flat tunnel inverted arch cleaning and cleaner Download PDF

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Publication number
CN110284920A
CN110284920A CN201910658223.XA CN201910658223A CN110284920A CN 110284920 A CN110284920 A CN 110284920A CN 201910658223 A CN201910658223 A CN 201910658223A CN 110284920 A CN110284920 A CN 110284920A
Authority
CN
China
Prior art keywords
harvesting
collecting box
material collecting
filter device
inverted arch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910658223.XA
Other languages
Chinese (zh)
Inventor
李俊
袁中华
赵晓军
王文波
操光伟
李达
秦梨棚
焦贤福
黄亚超
袁鹏
王延超
高飞
魏超湖
刘川江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ji'nan De Lai Electromechanical Technology Co Ltd
Fourth Engineering Co Ltd of China Railway 11th Bureau Group Co Ltd
Original Assignee
Ji'nan De Lai Electromechanical Technology Co Ltd
Fourth Engineering Co Ltd of China Railway 11th Bureau Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ji'nan De Lai Electromechanical Technology Co Ltd, Fourth Engineering Co Ltd of China Railway 11th Bureau Group Co Ltd filed Critical Ji'nan De Lai Electromechanical Technology Co Ltd
Priority to CN201910658223.XA priority Critical patent/CN110284920A/en
Publication of CN110284920A publication Critical patent/CN110284920A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/58Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel
    • B01D46/60Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel arranged concentrically or coaxially
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/88Replacing filter elements
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00Methods or devices for use in mines or tunnels, not covered elsewhere
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F5/00Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
    • E21F5/20Drawing-off or depositing dust

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cleaning Of Streets, Tracks, Or Beaches (AREA)

Abstract

The invention discloses a kind of flat tunnel inverted arch cleaning and cleaners, including flat tractor, Material collecting box for harvesting, filter device, blower fan apparatus and shift unit, Material collecting box for harvesting, filter device and blower fan apparatus are set on tractor, and the both ends of filter device form suction filtration system with blower fan apparatus and Material collecting box for harvesting respectively;It is connected between Material collecting box for harvesting and shift unit by suction tube, one end of suction tube is set on shift unit, and rotation connection is formed with shift unit, the end of suction tube fits with inverted arch substrate ground, the other end of suction tube is set on Material collecting box for harvesting, the residual stone to come up is adsorbed by suction tube for storing, filter device is used to be dusted processing to the floating dust that suction comes up.The present invention uses suction tube, by the pump orifice of its end and inverted arch substrate ground laminating process always, realize suction to the residual stone in ground, rubble and its floating dust with separate, shift unit drives suction tube to move, do mechanization operation degree is high, and labor intensity substantially reduces.

Description

A kind of flat tunnel inverted arch cleaning and cleaner
Technical field
The present invention relates to Tunnel Blasting technical fields, and in particular to a kind of cleaning of plate tunnel inverted arch and cleaner are used The rubble and floating dust reserved on ground are removed in mechanization before being laid with cement after explosion.
Background technique
Tunnel is the emphasis and key project of the construction such as highway, railway.With railway construction development and science and technology progress, Tunnel excavation method is grown rapidly.More commonly used excavation method has drilling and blasting method, shield method and tunnel boring machine method.Due to boring Quick-fried method is adaptable to geological conditions, excavate it is at low cost, especially suitable for solid rock tunnel, fractured rock tunnel and a large amount of short The construction in tunnel, therefore drilling and blasting method is still current tunnel excavation method common both at home and abroad.
Tunnel after drilling and blasting method is excavated, most of rubble is through engineering machines such as bull-dozer, excavators on ground Tool is removed, and part rubble and floating dust also will be present on ground, is needed a large amount of artificial progress ground purified treatment at present, is led to It crosses cleaning and cleans out ground using the means such as rag, cement then is laid with to ground again, with just can guarantee in tunnel in this way The adhesive property of face cement.Due to the ground relief after explosion, road conditions and its complexity give manual cleaning and mechanical chipping The huge difficulty of intervention bring of equipment, manual cleaning rubble and floating dust labor intensity are big, and dust pair caused by floating dust The health for clearing up worker generates very detrimental effect, strong in order to reduce the artificial labour for removing ground rubble and floating dust Degree, reduces cost, needs a kind of mechanized operation mode, improves working efficiency.
Summary of the invention
For the above deficiency in the prior art, the present invention provides a kind of flat tunnel inverted arch cleanings and dedusting to set It is standby, it may be implemented to reach the standard for being laid with cement, work to remaining rubble and floating dust quickly clean on tunnel ground after explosion It is high-efficient, avoid various harm brought by manual cleaning.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of flat tunnel inverted arch cleaning and cleaner, the equipment include flat tractor, Material collecting box for harvesting, filtering Device, blower fan apparatus and shift unit, the Material collecting box for harvesting, filter device and blower fan apparatus are set on the tractor, described The both ends of filter device form suction filtration system with the blower fan apparatus and Material collecting box for harvesting respectively;The Material collecting box for harvesting and the shifting It is connected between the device of position by suction tube, one end of the suction tube is set on the shift unit, and is filled with the displacement It sets to form rotation connection, end and the inverted arch substrate ground of the suction tube fit, and the other end of the suction tube is set to On the Material collecting box for harvesting, the residual stone to come up is adsorbed by the suction tube for storing, what the filter device was used to come up to suction Floating dust is dusted processing.
The suction tube is a hose that can be stretched, and pump orifice is a horn-like structure.
It is additionally provided with a rubble doffer between the filter device and the Material collecting box for harvesting, is pumped up for collecting Rubble, the rubble doffer include the first sealing plate, the second sealing plate and muti-piece baffle, multiple baffles be interspersed in It on first sealing plate and the second sealing plate, and is in tilt down setting;First sealing plate is equipped with and is connected to the Material collecting box for harvesting Gas outlet, the upper end of the rubble doffer is connected with the filtered air inlet of the filter device upper end, the blower Device is connected with the filtering gas outlet of the filter device.
Gas outlet on first sealing plate is set to middle part and/or the lower area of first sealing plate.
The rubble doffer and the filter device form an entirety, and first sealing plate is inclined to set, makes The rubble doffer in up-narrow and down-wide, the end face of the end face of the Material collecting box for harvesting and first sealing plate is in being tightly connected.
The lateral surface of the Material collecting box for harvesting is additionally provided with the stone outlet hole with gate, between the Material collecting box for harvesting and first sealing plate It is tightly connected by sealing strip, the Material collecting box for harvesting is fixed on the sweep tail region of the tractor, the sweep tail region Lower section be equipped with the support construction for overturning it, drive the support construction to rise the sweep tail region, it is described Material collecting box for harvesting is inclined after rising, and the stone in the Material collecting box for harvesting is discharged from the stone outlet hole after starting gate.
The filter device includes an airtight cavity and is set to the mistake that the intracorporal multiple groups of the closed chamber are set in parallel Filter core is filtered, the filtered air inlet is set to the upper end of the airtight cavity, and the lower end of the airtight cavity is equipped with and multiple groups institute State the outlet chamber that the suction opening of filter core is connected, the outlet chamber pass through the filtering gas outlet that communicates therewith with it is described Blower fan apparatus connection.
The blower fan apparatus includes hydraulic motor, fuel tank, hydraulic pump and the cooler of blower, the driving blower rotation, The end that is pumped into of the hydraulic pump is connect with the fuel tank, is pumped out end and is connect with the hydraulic motor, the hydraulic motor and institute It states to be formed between the output shaft of blower by chain conveyer and be drivingly connected, the cooler is used to carry out the oil in the fuel tank cold But.
The blower fan apparatus further includes that the driving motor being drivingly connected is formed with the blower, and the driving motor is by connecing Energization source controls the blower and realizes suction action.
The shift unit is remote control type shift unit.
Technical solution of the present invention has the advantages that
A. the present invention begins by using high-power blower device, the pump orifice position and inverted arch substrate ground of suction pipe end Residual stone, rubble and its floating dust on ground is directly pumped in Material collecting box for harvesting by whole laminating process, and floating dust is further across filter device The collection of floating dust is further realized after filtering, shift unit drives suction tube mobile, can be formed by job area in explosion The interior quick net reason realized to ground substantially increases the collection efficiency of residual stone and floating dust, and do mechanization operation degree is high, artificial labor Fatigue resistance substantially reduces.
B. the present invention is provided with rubble doffer also between filter device and Material collecting box for harvesting, by using what is be obliquely installed Multiple mazy baffle distributed architectures are easy to implement the blocking sedimentation to rubble, avoid rubble from entering in filter device, broken Lesser rubble is stopped in stone doffer, it is only necessary to which floating dust enters filter device and further filters, and is handled by classification Mode significantly improves filter device to the filter efficiency of floating dust.
C. the first sealing plate on rubble doffer is also made into the structure being obliquely installed by the present invention, so set, for collection The overturning of hopper provides space, draws off the stone in Material collecting box for harvesting automatically through overturning, then reversely rotates Material collecting box for harvesting, makes to gather materials Fast packing is realized between the medial surface of case and the first sealing plate.
Detailed description of the invention
It, below will be to needed in specific embodiment in order to illustrate more clearly of the specific embodiment of the invention Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the present invention, for this field For those of ordinary skill, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is suction stone cleaner overall structure diagram provided by the present invention;
Fig. 2 is Material collecting box for harvesting in Fig. 1, filter device, rubble doffer and blower fan apparatus schematic diagram of internal structure;
Fig. 3 is the longitudinal sectional view of cleaner;
Fig. 4 is the structural schematic diagram of sealing plate in Fig. 2.
Description of symbols:
1- tractor
11- sweep tail region
2- Material collecting box for harvesting
3- filter device
31- airtight cavity, 32- filter core
4- blower fan apparatus
41- blower, 42- hydraulic motor, 43- fuel tank, 44- cooler;45- driving motor
5- shift unit;6- suction tube
7- rubble doffer
71- sealing plate, 72- baffle
The gas outlet a-;B- filtered air inlet;C- filters gas outlet;D- stone outlet hole;E- outlet chamber.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As depicted in figs. 1 and 2, the present invention provides a kind of cleaning of tunnel inverted arch and cleaners, including flat traction Vehicle 1, Material collecting box for harvesting 2, filter device 3, blower fan apparatus 4 and shift unit 5, Material collecting box for harvesting 2, filter device 3 and blower fan apparatus 4 are set to On tractor 1, the both ends of filter device 3 form suction filtration system with blower fan apparatus 4 and Material collecting box for harvesting 2 respectively;Material collecting box for harvesting 2 and shifting It is connected between the device 5 of position by suction tube 6, one end of suction tube 6 is set on shift unit 5, and is formed and revolved with shift unit 5 Turn connection, end and the inverted arch substrate ground of suction tube 6 fits, for adsorbing after explosion generated rubble on ground and floating Dirt, the other end of suction tube 6 are set on Material collecting box for harvesting 2, adsorb the residual stone to come up by suction tube 6 for storing, filter device 3 is used Processing is dusted in the floating dust to come up to suction.Here the blower in blower fan apparatus 4 uses high-power high voltage centrifugal blower, Suction tube 6 preferably uses diameter for the hose of 150mm, a horn-like structure is formed in its aspiration end, convenient for in aspiration ranges Stone carry out enhanced pumping operation.
In order to realize classified filtering, the present invention is equipped with a rubble doffer 7 also between filter device 3 and Material collecting box for harvesting 2, For collecting the rubble being pumped up, rubble doffer 7 includes the first sealing plate 71 for being located at 2 one end of Material collecting box for harvesting, the second envelope Plate 73 and muti-piece baffle 72, multiple baffles 72 are interspersed on the side of the first sealing plate 71 and the second sealing plate 73, and in Under be obliquely installed, purpose convenient for stop rubble, avoid rubble from being inhaled into filter device;First sealing plate 71 is equipped with gas outlet A is connected to Material collecting box for harvesting 2, and the upper end of rubble doffer 7 is connected with the filtered air inlet b of 3 upper end of filter device, blower Device 4 is connected with the filtering gas outlet c of filter device 3, has been achieved closed between Material collecting box for harvesting and rubble doffer Connection.
As shown in figure 4, wherein the gas outlet a on the first sealing plate 71 be preferably disposed on the first sealing plate 71 middle part and/or under Portion region.
Certainly, rubble doffer 7 and filter device 3 preferably can be formed an entirety, the first sealing plate by the present invention 71 are inclined to set, so that rubble doffer 7 is in up-narrow and down-wide, the end face of the inner side end of Material collecting box for harvesting 2 and the first sealing plate 71 In sealed connection, be conducive to the sealing of cavity.
For the ease of being drawn off to collected stone in Material collecting box for harvesting 2, also set in the lateral surface lower area of Material collecting box for harvesting 2 There is stone outlet hole d, a gate is provided at stone outlet hole d, it is close by sealing strip between the medial surface of Material collecting box for harvesting 2 and the first sealing plate 71 Envelope connection, Material collecting box for harvesting 2 are fixed on the sweep tail region 11 of tractor 1, and the lower section of sweep tail region 11 is equipped with for making it The support construction of overturning, driving support construction rise one end of sweep tail region 11, and Material collecting box for harvesting 2 is oblique after rising The stone in Material collecting box for harvesting 2 is discharged by stone outlet hole d by starting gate in state.After stone is poured out completely, support construction is driven Make its gradually return, the medial surface of Material collecting box for harvesting 2 is realized between the first sealing plate 71 be tightly connected rapidly, when blower fan apparatus being avoided to work Leakage problem is generated here, and the support construction in the present invention is preferably the support constructions such as jack or hydraulic cylinder.
In addition, filter device 3 includes that an airtight cavity 31 and the multiple groups being set in airtight cavity 31 are set in parallel Filter core 32, filtered air inlet b are set to the upper end of airtight cavity 31, are equipped in the lower end of airtight cavity 31 and filter with multiple groups The outlet chamber e that the suction opening of filter core 32 is connected, outlet chamber e pass through the filtering gas outlet c communicated therewith and blower fan apparatus 4 connects It connects.As shown in Fig. 2, the present invention is provided with ten groups of filter cores 32 in seal cavity 31, it is certainly not limited to ten groups of filter cores 32, the gas of suction is entered in rubble doffer 7 by the gas outlet on the first sealing plate 71, is blocked in collection compared with ratchel at this time In hopper 2, lesser rubble is further aspirated into rubble doffer 7, is stopped in the baffle 72 that multistage is obliquely installed Under effect, rubble is simultaneously collected, and floating dust will be entered the top of filter device 3 by the upper end of rubble doffer 7 at this time, so Enter in airtight cavity 31 afterwards, the filtration through multiple groups filter core 32, floating dust is blocked, and filtered air enters filtering The outlet chamber e of 3 bottom of device, finally filtered out port c enter blower fan apparatus 4 discharge, realize to suction stone, rubble and The separation of floating dust improves the service life of filter device.When needing filter core 32 carrying out maintenance deashing, it is only necessary to open Airtight cavity 31 extracts filter core 32 out, can make full use of after being backwashed.
Here blower fan apparatus 4 includes the hydraulic motor 42, fuel tank 43, hydraulic that blower 41, the driving blower 41 rotate Pump and cooler 44, the end that is pumped into of hydraulic pump connect with fuel tank 43, pumps out end and connect with hydraulic motor 42, hydraulic motor 42 and It is formed and is drivingly connected by chain conveyer between the output shaft of blower 41, cooler 44 is for cooling down the oil in fuel tank 43.
The rotation input of blower 41 is driven by hydraulic motor 42, hydraulic pump from the inner oil suction of hydraulic oil container 43, pump into It in pipeline, is flowed into hydraulic motor 42 by a series of hydraulic oil after valve groups, so as to form the driving force of blower rotation.It is this Situation is suitable for the case where power supply is not introduced into tunnel.
As shown in figure 3, being also equipped in blower fan apparatus 4 and wind in the present invention when tunnel is available for the power supply of access Machine 41 forms the driving motor 45 being drivingly connected, and driving motor 45 realizes suction action by powering on control blower 41.
Shift unit 5 employed in the present invention can be preferably remote control type shift unit, for example is moved easily or turns Driving instruments, the operator such as electronic or crawler directly pumping operation position can be controlled outside inverted arch substrate ground System.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or Variation is still in the protection scope of this invention.

Claims (10)

1. a kind of flat tunnel inverted arch cleaning and cleaner, which is characterized in that the equipment includes flat tractor (1), Material collecting box for harvesting (2), filter device (3), blower fan apparatus (4) and shift unit (5), the Material collecting box for harvesting (2), filter device (3) Be set on the tractor (1) with blower fan apparatus (4), the both ends of the filter device (3) respectively with the blower fan apparatus (4) and Material collecting box for harvesting (2) forms suction filtration system;Pass through suction tube between the Material collecting box for harvesting (2) and the shift unit (5) (6) it connects, one end of the suction tube (6) is set on the shift unit (5), and is formed and revolved with the shift unit (5) Turn connection, end and the inverted arch substrate ground of the suction tube (6) fit, and the other end of the suction tube (6) is set to institute It states on Material collecting box for harvesting (2), adsorbs the residual stone to come up by the suction tube (6) for storing, the filter device (3) is used for suction The floating dust to come up is dusted processing.
2. flat tunnel inverted arch cleaning according to claim 1 and cleaner, which is characterized in that the suction tube It (6) is a hose that can be stretched, pump orifice is a horn-like structure.
3. flat tunnel inverted arch cleaning according to claim 1 and cleaner, which is characterized in that the filter device (3) a rubble doffer (7) is additionally provided between the Material collecting box for harvesting (2), it is described broken for collecting the rubble being pumped up Stone doffer (7) includes the first sealing plate (71), the second sealing plate (73) and muti-piece baffle (72), multiple baffle (72) submissions Mistake is distributed on first sealing plate (71) and the second sealing plate (73), and is in tilt down setting;On first sealing plate (71) Equipped with the gas outlet (a) being connected to the Material collecting box for harvesting, on the upper end and the filter device (3) of the rubble doffer (7) The filtered air inlet (b) at end is connected, and the blower fan apparatus (4) is connected with the filtering gas outlet (c) of the filter device (3) It is logical.
4. flat tunnel inverted arch cleaning according to claim 3 and cleaner, which is characterized in that first sealing plate (71) gas outlet (a) on is set to middle part and/or the lower area of first sealing plate (71).
5. flat tunnel inverted arch cleaning according to claim 4 and cleaner, which is characterized in that the rubble blanking Device (7) and the filter device (3) form an entirety, and first sealing plate (71) is inclined to set, so that the rubble Doffer (7) is in up-narrow and down-wide, and the end face of the end face of the Material collecting box for harvesting (2) and first sealing plate (71) is in being tightly connected.
6. flat tunnel inverted arch cleaning according to claim 5 and cleaner, which is characterized in that the Material collecting box for harvesting (2) lateral surface is additionally provided with the stone outlet hole (d) with gate, passes through between the Material collecting box for harvesting (2) and first sealing plate (71) Sealing strip is tightly connected, and the Material collecting box for harvesting (2) is fixed on the sweep tail region (11) of the tractor (1), the sweep tail The lower section in portion region (11) is equipped with the support construction for overturning it, and the support construction is driven to make the sweep tail region (11) it rises, the Material collecting box for harvesting (2) is inclined after rising, and the stone in the Material collecting box for harvesting (2) is from going out after starting gate Discharge in stone mouth (d).
7. according to claim the 3-6 any cleaning of flat tunnel inverted arch and cleaner, which is characterized in that the mistake Filter device (3) includes an airtight cavity (31) and the filtering filter that the multiple groups being set in the airtight cavity (31) are set in parallel Core (32), the filtered air inlet (b) are set to the upper end of the airtight cavity (31), and the lower end of the airtight cavity (31) is set There is an outlet chamber (e) being connected with the suction opening of filter core described in multiple groups (32), the outlet chamber (e), which passes through, to be communicated therewith The filtering gas outlet (c) connect with the blower fan apparatus (4).
8. flat tunnel inverted arch cleaning according to claim 7 and cleaner, which is characterized in that the blower fan apparatus It (4) include hydraulic motor (42), fuel tank (43), hydraulic pump and the cooler of blower (41), driving blower (41) rotation (44), the end that is pumped into of the hydraulic pump is connect with the fuel tank (43), is pumped out end and is connect with the hydraulic motor (42), described It is formed and is drivingly connected by chain conveyer between hydraulic motor (42) and the output shaft of the blower (41), the cooler (44) is used It is cooled down in the oil in the fuel tank (43).
9. flat tunnel inverted arch cleaning according to claim 8 and cleaner, which is characterized in that the blower fan apparatus It further include that the driving motor (45) being drivingly connected is formed with the blower (41), the driving motor (45) is by powering on control It makes the blower (41) and realizes suction action.
10. tunnel inverted arch according to claim 1 cleaning and cleaner, which is characterized in that the shift unit (5) is Remote control type shift unit.
CN201910658223.XA 2019-07-21 2019-07-21 A kind of flat tunnel inverted arch cleaning and cleaner Pending CN110284920A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910658223.XA CN110284920A (en) 2019-07-21 2019-07-21 A kind of flat tunnel inverted arch cleaning and cleaner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910658223.XA CN110284920A (en) 2019-07-21 2019-07-21 A kind of flat tunnel inverted arch cleaning and cleaner

Publications (1)

Publication Number Publication Date
CN110284920A true CN110284920A (en) 2019-09-27

Family

ID=68023493

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910658223.XA Pending CN110284920A (en) 2019-07-21 2019-07-21 A kind of flat tunnel inverted arch cleaning and cleaner

Country Status (1)

Country Link
CN (1) CN110284920A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1978158A1 (en) * 2007-04-05 2008-10-08 Faun Viatec GmbH Method and vehicle for cleaning streets
CN101718082A (en) * 2009-10-28 2010-06-02 上海神舟汽车设计开发有限公司 Box body of pure-suction type road sweeper
CN201896300U (en) * 2010-08-11 2011-07-13 刘住林 Dustproof sweeper
CN107313382A (en) * 2016-12-23 2017-11-03 福建海山机械股份有限公司 A kind of drawing-in type refuse collector
CN210599080U (en) * 2019-07-21 2020-05-22 中铁十一局集团第四工程有限公司 Flat tunnel invert clearance and dust collecting equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1978158A1 (en) * 2007-04-05 2008-10-08 Faun Viatec GmbH Method and vehicle for cleaning streets
CN101718082A (en) * 2009-10-28 2010-06-02 上海神舟汽车设计开发有限公司 Box body of pure-suction type road sweeper
CN201896300U (en) * 2010-08-11 2011-07-13 刘住林 Dustproof sweeper
CN107313382A (en) * 2016-12-23 2017-11-03 福建海山机械股份有限公司 A kind of drawing-in type refuse collector
CN210599080U (en) * 2019-07-21 2020-05-22 中铁十一局集团第四工程有限公司 Flat tunnel invert clearance and dust collecting equipment

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