CN109024864A - It is a kind of for clearing up the environmental protection equipment of sewer pipe rubbish - Google Patents

It is a kind of for clearing up the environmental protection equipment of sewer pipe rubbish Download PDF

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Publication number
CN109024864A
CN109024864A CN201810966641.0A CN201810966641A CN109024864A CN 109024864 A CN109024864 A CN 109024864A CN 201810966641 A CN201810966641 A CN 201810966641A CN 109024864 A CN109024864 A CN 109024864A
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CN
China
Prior art keywords
fixedly connected
electric machine
rotating electric
rectangle
rectangular box
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Granted
Application number
CN201810966641.0A
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Chinese (zh)
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CN109024864B (en
Inventor
王健
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Shenzhen Guozhen Environmental Protection Technology Co.,Ltd.
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王健
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Priority to CN201810966641.0A priority Critical patent/CN109024864B/en
Publication of CN109024864A publication Critical patent/CN109024864A/en
Application granted granted Critical
Publication of CN109024864B publication Critical patent/CN109024864B/en
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Anticipated expiration legal-status Critical

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Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F7/00Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • E03F7/10Wheeled apparatus for emptying sewers or cesspools

Abstract

The invention discloses a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, including rectangle sewer, lifting device is equipped in the rectangle sewer, the lifting device is by rectangular aperture, rectangle slideway, rectangular box, rectangle rack gear, rotating electric machine one, driving gear and opening device collectively form, the opening device is by rectangular aperture one, rectangular aperture two, rectangle sliding rail, mounting box one, small opening, rotating electric machine two, circular drum, rolling screen door, aperture and garbage cleaning device collectively form, the garbage cleaning device includes rotating electric machine three, sludge filtration, the rectangular box upper surface is equipped with controller, the controller and rotating electric machine one, rotating electric machine two, rotating electric machine three is electrically connected.The invention has the advantages that of simple structure and strong practicability.

Description

It is a kind of for clearing up the environmental protection equipment of sewer pipe rubbish
Technical field
It is especially a kind of for clearing up the environmental protection equipment of sewer pipe rubbish the present invention relates to environmentally friendly related fields.
Background technique
Sewer blockage makes common pipe problems, and sewer blockage generally can all take the mode manually dredged to solve Problem, but it is not only not only dirty but also tired in this way, but also waste time, working efficiency is extremely low, and it is too passive to work.
Summary of the invention
The purpose of the present invention is to solve the above problem, devises a kind of environmental protection for clearing up sewer pipe rubbish and set It is standby.
Realize above-mentioned purpose the technical scheme is that, including rectangle sewer is equipped in the rectangle sewer and mentions Device is risen, the lifting device is opened by being located at the rectangle that rectangle sewer upper surface center is fixedly connected with rectangle sewer Mouthful, the rectangle slideway that is fixedly connected positioned at rectangular aperture four corners and in the vertical direction with rectangle sewer, to be located at rectangle sliding Rectangular box that road side and rectangle sliding slot are slidably connected, be located at rectangular box outer surface four corners and in the vertical direction with square Rectangle rack gear that shape cabinet is fixedly connected, positioned at rectangular aperture both ends and round end is horizontal to be fixedly connected with rectangular aperture Rotating electric machine one is fixedly connected positioned at one round end of rotating electric machine with rotating electric machine one and the active engaged with rectangle rack gear Gear and collectively formed positioned at the intracorporal opening device of rectangular box, the opening device by be located at rectangular box lower end side surface with Rectangular aperture one that rectangular box is fixedly connected, the square being fixedly connected positioned at another side surface in rectangular box lower end with rectangular box Shape opening two, is located at the rectangle sliding rail being fixedly connected positioned at one two sides of rectangular aperture and in the vertical direction with rectangular aperture one Mounting box one that rectangle sliding rail upper surface is fixedly connected with rectangle sliding rail is located at mounting box a lower surface and the fixed company of mounting box one The small opening that connects, the rotating electric machine two being fixedly connected with mounting box one positioned at the side surface that mounting box one opposes, positioned at electric rotating Circular drum that two round end of machine is fixedly connected with rotating electric machine two is located at circular drum annular side surface and one end and round rolls Cylinder be intertwined and connected the intermediate rolling screen door being slidably connected by the small opening other end and rectangle slideway, be located at rolling screen door side surface and equal Even distribution is fixedly connected with aperture with rolling screen door and collectively forms positioned at the intracorporal garbage cleaning device of rectangular box, the rubbish cleaning Device by be located at rectangular box upper surface one end be fixedly connected with rectangular box opening one, be located at opening one side be open one The rotating electric machine three that is fixedly connected, be fixedly connected positioned at one both ends of opening with rectangular box and in the vertical direction with rectangular box The groove one that is fixedly connected, positioned at the filter frame one that one side of groove and groove one are slidably connected, be located in filter frame one The rubbish filtering net and collectively formed positioned at the intracorporal sludge filtration of rectangular box, institute that surface is fixedly connected with filter frame one Rectangular box upper surface is stated equipped with controller, the controller electrically connects with rotating electric machine one, rotating electric machine two, rotating electric machine three It connects.
The sludge filtration by be located at the rectangular box upper surface other end be fixedly connected with rectangular box opening two, Positioned at opening two sides with opening two be fixedly connected rotating electric machine four, positioned at be open two both ends be fixedly connected with rectangular box and The groove two being fixedly connected in the vertical direction with rectangular box, the filter frame being slidably connected positioned at two side of groove and groove two Frame two and the mud filter screen being fixedly connected positioned at two inner surface of filter frame with filter frame two are constituted, the controller and rotation Rotating motor four is electrically connected.
The controller front surface is equipped with display screen.
The controller front surface is equipped with control button.
The controller lower end is equipped with commercial power interface.
Plc control system is equipped in the controller.
The rectangle sewer inner wall is equipped with rubbish detector.
Gasket is equipped between the rectangular box and rectangle sewer.
Capacity check device is equipped in the rectangular box.
One side surface of filter frame is engaged with rotating electric machine three together equipped with rack gear, two side of filter frame Surface is equipped with rack gear two simultaneously and rotating electric machine four is engaged, and the controller electrically connects with capacity check device, rubbish detector It connects.
Using a kind of for clearing up the environmental protection equipment of sewer pipe rubbish of technical solution of the present invention production, effectively improve Working efficiency and cleaning quality.
Detailed description of the invention
Fig. 1 is of the present invention a kind of for clearing up the structural schematic diagram of the environmental protection equipment of sewer pipe rubbish;
Fig. 2 is the schematic diagram of garbage cleaning device of the present invention;
Fig. 3 is the schematic diagram of lifting device of the present invention;
Fig. 4 is the schematic diagram of rubbish filtering net of the present invention;
Fig. 5 is the schematic diagram of mud filter screen of the present invention;
Fig. 6 is the schematic diagram of controller of the present invention;
In figure, 1, rectangle sewer;2, rectangular aperture;3, rectangle slideway;4, rectangular box;5, rectangle rack gear;6, rotating electric machine One;7, driving gear;8, rectangular aperture one;9, rectangular aperture two;10, rectangle sliding rail;11, small opening;12, rotating electric machine two; 13, circular drum;14, rolling screen door;15, aperture;16, opening one;17, rotating electric machine three;18, groove one;19, filter frame One;20, rubbish filtering net;21, controller;22, opening two;23, rotating electric machine four;24, groove two;25, filter frame two; 26, mud filter screen;27, display screen;28, control button;29, commercial power interface;30, plc control system;31, rubbish detector; 32, gasket;33, capacity check device;34, rack gear one;35, rack gear two;36, mounting box one.
Specific embodiment
The present invention is specifically described with reference to the accompanying drawing, as shown in figures 1 to 6, including rectangle sewer 1, the rectangle Lifting device is equipped in sewer 1, the lifting device is by being located at 1 upper surface center of rectangle sewer and rectangle sewer 1 The rectangular aperture 2 that is fixedly connected positioned at 2 four corners of rectangular aperture and is in the vertical direction fixedly connected with rectangle sewer 1 Rectangle slideway 3, is located at 4 outer surface of rectangular box at the rectangular box 4 being slidably connected positioned at 3 side of rectangle slideway with rectangle sliding slot Four corners and the rectangle rack gear 5 being fixedly connected in the vertical direction with rectangular box 4 are located at 2 both ends of rectangular aperture and round end Consolidate for the horizontal rotating electric machine 1 being fixedly connected with rectangular aperture 2, positioned at one 6 round end of rotating electric machine and rotating electric machine 1 It connects calmly and the driving gear 7 and opening device positioned at rectangular box 4 in engaged with rectangle rack gear 5 collectively forms, institute State opening device by being located at rectangular aperture 1 that 4 lower end side surface of rectangular box is fixedly connected with rectangular box 4, positioned at rectangle Rectangular aperture 29 that another side surface in 4 lower end of cabinet is fixedly connected with rectangular box 4 is located at one 8 two sides of rectangular aperture and perpendicular Rectangle sliding rail 10 that histogram is fixedly connected with rectangular aperture 1 upwards is located at 10 upper surface of rectangle sliding rail and rectangle sliding rail 10 is consolidated Surely the mounting box 1 that connects, is located at peace at the small opening 11 being fixedly connected with mounting box 1 positioned at one 36 lower surface of mounting box Rotating electric machine 2 12 that the side surface that mounted box 1 opposes is fixedly connected with mounting box 1, positioned at 2 12 round end of rotating electric machine The circular drum 13 that is fixedly connected with rotating electric machine 2 12 is located at 13 annular side surface of circular drum and one end and circular drum 13 Be intertwined and connected the intermediate rolling screen door 14 being slidably connected by 11 other ends of small opening and rectangle slideway 3, positioned at 14 side table of rolling screen door It face and is uniformly distributed and is fixedly connected with aperture 15 with rolling screen door 14 and the garbage cleaning device in rectangular box 4 collectively forms, The garbage cleaning device by being located at opening 1 that 4 upper surface one end of rectangular box is fixedly connected with rectangular box 4, positioned at opening Rotating electric machine 3 17 that mouthful one 16 sides are fixedly connected with opening 1 is located at one 16 both ends of opening and rectangular box 4 fixes company Connect and be fixedly connected in the vertical direction with rectangular box 4 groove 1, be located at one 18 side of groove and groove 1 sliding The filter frame 1 of connection, the rubbish filtering net 20 being fixedly connected positioned at one 19 inner surface of filter frame with filter frame 1 It is collectively formed with the sludge filtration being located in rectangular box 4,4 upper surface of rectangular box is equipped with controller 21, described Controller 21 and rotating electric machine 1, rotating electric machine 2 12, rotating electric machine 3 17 are electrically connected;The sludge filtration is by position The opening 2 22 that is fixedly connected with rectangular box 4 in the 4 upper surface other end of rectangular box is located at 2 22 sides of opening and opening two 22 be fixedly connected rotating electric machine 4 23, positioned at opening 2 22 both ends be fixedly connected with rectangular box 4 and in the vertical direction with Groove 2 24 that rectangular box 4 is fixedly connected, the filter frame 2 25 being slidably connected positioned at 2 24 side of groove and groove 2 24 It is constituted with the mud filter screen 26 that 2 25 inner surface of filter frame is fixedly connected with filter frame 2 25 is located at, the controller 21 It is electrically connected with rotating electric machine 4 23;21 front surface of controller is equipped with display screen 27;21 front surface of controller is equipped with Control button 28;21 lower end of controller is equipped with commercial power interface 29;Plc control system 30 is equipped in the controller 21;Institute 1 inner wall of rectangle sewer is stated equipped with rubbish detector 31;Gasket 32 is equipped between the rectangular box 4 and rectangle sewer 1; Capacity check device 33 is equipped in the rectangular box 4;One 19 side surface of filter frame is equipped with rack gear 1 and and electric rotating Machine 3 17 is engaged, and 2 25 side surface of filter frame is equipped with rack gear 2 35 simultaneously and rotating electric machine 4 23 is engaged, institute It states controller 21 and capacity check device 33, rubbish detector 31 is electrically connected.
The characteristics of the present embodiment is that lifting device is equipped in rectangle sewer, and lifting device is by being located at rectangle sewer The rectangular aperture that is fixedly connected at the center of upper surface with rectangle sewer, be located at rectangular aperture four corners and in the vertical direction with Rectangle slideway that rectangle sewer is fixedly connected, the rectangular box being slidably connected positioned at rectangle slideway side and rectangle sliding slot, position The rectangle rack gear that is fixedly connected in rectangular box outer surface four corners and in the vertical direction with rectangular box is located at rectangular aperture Both ends and round end are the horizontal rotating electric machine one being fixedly connected with rectangular aperture, are located at one round end of rotating electric machine and rotation Motor one be fixedly connected and the driving gear engaged with rectangle rack gear and be located at the common structure of the intracorporal opening device of rectangular box At, opening device by being located at rectangular aperture one that rectangular box lower end side surface is fixedly connected with rectangular box, positioned at rectangular box Rectangular aperture two that another side surface in body lower end is fixedly connected with rectangular box is located at one two sides of rectangular aperture and in vertical direction The upper rectangle sliding rail being fixedly connected with rectangular aperture one, the mounting box being fixedly connected positioned at rectangle sliding rail upper surface with rectangle sliding rail One, small opening, the side surface positioned at the opposition of mounting box one and the peace being fixedly connected positioned at mounting box a lower surface with mounting box one Rotating electric machine two that mounted box one is fixedly connected, the round rolling being fixedly connected positioned at two round end of rotating electric machine with rotating electric machine two Cylinder, the centre that is intertwined and connected positioned at circular drum annular side surface and one end and circular drum are sliding by the small opening other end and rectangle Rolling screen door that road is slidably connected positioned at rolling screen door side surface and is uniformly distributed and is fixedly connected with aperture with rolling screen door and is located at rectangular box Intracorporal garbage cleaning device collectively forms, and garbage cleaning device is fixed by being located at rectangular box upper surface one end with rectangular box The opening one of connection, is located at be open a both ends and rectangle at the rotating electric machine three being fixedly connected with opening one positioned at one side of opening Cabinet be fixedly connected and be fixedly connected in the vertical direction with rectangular box groove one, be located at one side of groove and groove one cunning The filter frame one of dynamic connection, the rubbish filtering net being fixedly connected with filter frame one positioned at one inner surface of filter frame and it is located at The intracorporal sludge filtration of rectangular box collectively forms, and rectangular box upper surface is equipped with controller, controller and rotating electric machine one, Rotating electric machine two, rotating electric machine three are electrically connected.Sludge filtration is by being located at the rectangular box upper surface other end and rectangular box Opening two that body is fixedly connected, is located at two both ends that are open at the rotating electric machine four being fixedly connected with opening two positioned at two sides of opening Be fixedly connected with rectangular box and be fixedly connected in the vertical direction with rectangular box groove two, be located at two side of groove with it is recessed The filter frame two and the mud filtering being fixedly connected positioned at two inner surface of filter frame with filter frame two that slot two is slidably connected Net is constituted, and controller and rotating electric machine four are electrically connected.
In the present embodiment, power on toward the commercial power interface on controller, when sewer pipe water flow load is bigger Then, controller control rotating electric machine one is rotated, and one round end of rotating electric machine drives rectangular box to move up indirectly, So that rectangular box is removed sewer pipe a part, vacates a part of space for water flow, be without filter effect at this time.When need Controller control rotating electric machine one is reversely rotated when filtering, is dropped into rectangular box in sewer pipe and was carried out Filter, controller control rotating electric machine two are rotated, and are indirectly opened rolling screen door and are made rubbish gear in rubbish filtering net, but become silted up Mud can be reached after mud filter screen duplicates by rubbish filtering net and be intercepted by mud filter screen, when rubbish filtering net or Mud filter screen accumulation it is excessive when, at this time controller control rotating electric machine two rotated, so that rolling screen door is fallen and is closed Close, rubbish made not leak, controller control rotating electric machine one rotated, make again rectangular box rise on sewer pipe Side, controller control rotating electric machine four and the work of rotating electric machine San Tong method, make filter frame one, on filter frame two indirectly later It rises to outside rectangular box, while rolling screen door is opened, and is then manually taken appropriate measures, rubbish and mud is cleared up dry Only, to reach more efficient cleaner working condition.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it It is interior.

Claims (10)

1. a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, including rectangle sewer (1), which is characterized in that the square Lifting device is equipped in shape sewer (1), the lifting device is by being located under rectangle sewer (1) upper surface center and rectangle Rectangular aperture (2) that water channel (1) is fixedly connected, be located at rectangular aperture (2) four corners and in the vertical direction with rectangle sewer (1) the rectangle slideway (3) that is fixedly connected, be located at rectangle slideway (3) side and rectangular box (4) that rectangle sliding slot is slidably connected, The rectangle rack gear (5) that is fixedly connected positioned at rectangular box (4) outer surface four corners and in the vertical direction with rectangular box (4), Positioned at rectangular aperture (2) both ends and round end is the horizontal rotating electric machine one (6) being fixedly connected with rectangular aperture (2), is located at Rotating electric machine one (6) round end is fixedly connected with rotating electric machine one (6) and the driving gear engaged with rectangle rack gear (5) (7) it is collectively formed with the opening device in rectangular box (4), the opening device is by being located at rectangular box (4) lower end side Rectangular aperture one (8) that surface is fixedly connected with rectangular box (4) is located at another side surface in rectangular box (4) lower end and rectangle Rectangular aperture two (9) that cabinet (4) is fixedly connected, be located at rectangular aperture one (8) two sides and in the vertical direction with rectangular aperture Rectangle sliding rail (10) that one (8) are fixedly connected is located at the peace that rectangle sliding rail (10) upper surface is fixedly connected with rectangle sliding rail (10) Mounted box one (36), be located at mounting box one (36) lower surface be fixedly connected with mounting box one (36) small opening (11), be located at install Rotating electric machine two (12) that the side surface of box one (36) opposition is fixedly connected with mounting box one (36), positioned at rotating electric machine two (12) Circular drum (13) that round end is fixedly connected with rotating electric machine two (12) is located at circular drum (13) annular side surface and one end It is intertwined and connected the intermediate rolling screen door being slidably connected by small opening (11) other end with rectangle slideway (3) with circular drum (13) (14), it is located at rolling screen door (14) side surface and is uniformly distributed and is fixedly connected with aperture (15) with rolling screen door (14) and positioned at rectangular box (4) garbage cleaning device in collectively forms, and the garbage cleaning device is by being located at rectangular box (4) upper surface one end and rectangle Opening one (16) that cabinet (4) is fixedly connected is located at the rotating electric machine that one (16) side of opening is fixedly connected with one (16) of opening Three (17) are fixedly connected with rectangular box (4) positioned at one (16) both ends of opening and fix in the vertical direction with rectangular box (4) The groove one (18) of connection, be located at groove one (18) side be slidably connected with groove one (18) filter frame one (19), be located at The rubbish filtering net (20) and be located at rectangular box (4) that filter frame one (19) inner surface is fixedly connected with filter frame one (19) Interior sludge filtration collectively forms, rectangular box (4) upper surface be equipped with controller (21), the controller (21) with Rotating electric machine one (6), rotating electric machine two (12), rotating electric machine three (17) are electrically connected.
2. according to claim 1 a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, which is characterized in that the silt Mud filter device by be located at rectangular box (4) the upper surface other end be fixedly connected with rectangular box (4) opening two (22), be located at Rotating electric machine four (23) that two (22) sides of opening are fixedly connected with two (22) that are open is located at be open two (22) both ends and rectangular box Body (4) be fixedly connected and be fixedly connected in the vertical direction with rectangular box (4) groove two (24), be located at groove two (24) one The filter frame two (25) and be located at filter frame two (25) inner surface and filter frame two that side and groove two (24) are slidably connected (25) the mud filter screen (26) being fixedly connected is constituted, and the controller (21) and rotating electric machine four (23) are electrically connected.
3. according to claim 1 a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, which is characterized in that the control Device (21) front surface processed is equipped with display screen (27).
4. according to claim 1 a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, which is characterized in that the control Device (21) front surface processed is equipped with control button (28).
5. according to claim 1 a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, which is characterized in that the control Device (21) lower end processed is equipped with commercial power interface (29).
6. according to claim 1 a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, which is characterized in that the control Plc control system (30) are equipped in device (21) processed.
7. according to claim 1 a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, which is characterized in that the square Shape sewer (1) inner wall is equipped with rubbish detector (31).
8. according to claim 1 a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, which is characterized in that the square Gasket (32) are equipped between shape cabinet (4) and rectangle sewer (1).
9. according to claim 1 a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, which is characterized in that the square Capacity check device (33) are equipped in shape cabinet (4).
10. according to claim 1 a kind of for clearing up the environmental protection equipment of sewer pipe rubbish, which is characterized in that described Filter frame one (19) side surface is equipped with rack gear one (34) simultaneously and rotating electric machine three (17) is engaged, the filter frame two (25) side surface is equipped with rack gear two (35) simultaneously and rotating electric machine four (23) is engaged, the controller (21) and capacity check device (33), rubbish detector (31) is electrically connected.
CN201810966641.0A 2018-08-23 2018-08-23 Environment-friendly equipment for cleaning garbage in sewer pipe Active CN109024864B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810966641.0A CN109024864B (en) 2018-08-23 2018-08-23 Environment-friendly equipment for cleaning garbage in sewer pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810966641.0A CN109024864B (en) 2018-08-23 2018-08-23 Environment-friendly equipment for cleaning garbage in sewer pipe

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CN109024864A true CN109024864A (en) 2018-12-18
CN109024864B CN109024864B (en) 2020-08-04

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CN201810966641.0A Active CN109024864B (en) 2018-08-23 2018-08-23 Environment-friendly equipment for cleaning garbage in sewer pipe

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201612083U (en) * 2009-09-29 2010-10-27 中国水产科学研究院渔业机械仪器研究所 Drainage gate for culture tank
KR20150021265A (en) * 2013-08-20 2015-03-02 주식회사신화기공 Rotary type dust removing machine
CN105040805A (en) * 2015-07-21 2015-11-11 成都聚智工业设计有限公司 Sewer capable of cleaning foreign matter
CN205259323U (en) * 2015-11-18 2016-05-25 无锡市三六九钢管有限公司 Take desilting mud drying process's foggara
CN107503431A (en) * 2017-09-30 2017-12-22 武汉圣禹排水系统有限公司 Device for dragging dregs and abandoned stream or shunting well provided with device for dragging dregs
US20180080211A1 (en) * 2016-09-22 2018-03-22 Flow Control LLC Shower Drain Box
CN207499131U (en) * 2017-09-28 2018-06-15 广州市诚铁监理咨询有限公司 A kind of rain sewage diversion device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201612083U (en) * 2009-09-29 2010-10-27 中国水产科学研究院渔业机械仪器研究所 Drainage gate for culture tank
KR20150021265A (en) * 2013-08-20 2015-03-02 주식회사신화기공 Rotary type dust removing machine
CN105040805A (en) * 2015-07-21 2015-11-11 成都聚智工业设计有限公司 Sewer capable of cleaning foreign matter
CN205259323U (en) * 2015-11-18 2016-05-25 无锡市三六九钢管有限公司 Take desilting mud drying process's foggara
US20180080211A1 (en) * 2016-09-22 2018-03-22 Flow Control LLC Shower Drain Box
CN207499131U (en) * 2017-09-28 2018-06-15 广州市诚铁监理咨询有限公司 A kind of rain sewage diversion device
CN107503431A (en) * 2017-09-30 2017-12-22 武汉圣禹排水系统有限公司 Device for dragging dregs and abandoned stream or shunting well provided with device for dragging dregs

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