CN107278811A - A kind of field irrigation water treatment facilities - Google Patents

A kind of field irrigation water treatment facilities Download PDF

Info

Publication number
CN107278811A
CN107278811A CN201710592765.2A CN201710592765A CN107278811A CN 107278811 A CN107278811 A CN 107278811A CN 201710592765 A CN201710592765 A CN 201710592765A CN 107278811 A CN107278811 A CN 107278811A
Authority
CN
China
Prior art keywords
water
bendway
irrigation water
pipe
water inlet
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
CN201710592765.2A
Other languages
Chinese (zh)
Inventor
刘学刚
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.)
Jinzhai Benefit Learning Agricultural Science And Technology Co Ltd
Original Assignee
Jinzhai Benefit Learning Agricultural Science And Technology 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 Jinzhai Benefit Learning Agricultural Science And Technology Co Ltd filed Critical Jinzhai Benefit Learning Agricultural Science And Technology Co Ltd
Priority to CN201710592765.2A priority Critical patent/CN107278811A/en
Publication of CN107278811A publication Critical patent/CN107278811A/en
Pending legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00Watering gardens, fields, sports grounds or the like
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/14Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates

Abstract

The invention discloses a kind of field irrigation water treatment facilities, belong to field irrigation water treatment field.A kind of field irrigation water treatment facilities, including cement tub well, the cement tub well interlocking is in ground, and the cement tub well is made up of shallow-water tank and bendway, and depth of the depth much larger than diving groove of bendway.It can realize that shallow-water tank is used to directly discharge free of contamination irrigation water, bendway is used for the irrigation water for handling pollution, the the first filtering adsorption layer for holding the formation of straw charcoal Attraction block is enclosed in bendway by stalk rush mat bale, residue in preliminary absorption irrigation water, then the second filtering further adsorption filtration of adsorption layer of powder formation is adsorbed by multilayer square Polywoven Bag in bendway and its straw charcoal of inside, in-depth filtration is carried out finally by the UF films in connection frame, agricultural chemicals and fertilizer residue thing in the effective irrigation water for removing discharge, effectively avoid environmental pollution.

Description

A kind of field irrigation water treatment facilities
Technical field
The present invention relates to field irrigation water treatment field, filled more specifically to a kind of field irrigation with water process Put.
Background technology
Agricultural chemicals and chemical fertilizer are to ensureing that field crops high yield and bumper harvest plays an important role, but agricultural chemicals and chemical fertilizer are a twolips Sword, while band gives people huge economic benefit, also causes harm to ecological environment, due to people largely using agricultural chemicals and Chemical fertilizer, field has substantial amounts of residue, when carrying out changing water draining the irrigation water rice field, will carry agricultural chemicals and chemical fertilizer The irrigation water of residue is directly discharged to river and feed ditch, causes environmental pollution.
The content of the invention
1. the technical problem to be solved
River and feed ditch are directly discharged to for the irrigation water with agricultural chemicals and fertilizer residue thing present in prior art, is caused Problem of environmental pollution, it is an object of the invention to provide a kind of field irrigation water treatment facilities, it can be realized with agricultural chemicals River and feed ditch are discharged into by processing with the irrigation water of fertilizer residue thing, environmental pollution is effectively avoided.
2. technical scheme
To solve the above problems, the present invention is adopted the following technical scheme that.
A kind of field irrigation water treatment facilities, including cement tub well, the cement tub well interlocking is in ground, the water Mud groove well is made up of shallow-water tank and bendway, and depth of the depth much larger than diving groove of bendway, symmetrical in the bendway It is fixedly connected with the first connecting plate, two first connecting plates and is equipped with parallel neck, first connecting plate passes through Neck is connected with symmetrical stalk straw mat, first connecting plate and is threaded with the first clamping screw, and the second locking screw Bolt locking end offsets with stalk straw mat, is contained between two stalk straw mats in straw charcoal Attraction block, the bendway Symmetrical be fixedly connected between the second connecting plate, two second connecting plates is connected with multilayer square Polywoven Bag, described The second clamping screw is threaded with second connecting plate, and the second clamping screw locking end offsets with square Polywoven Bag, Supported in the square Polywoven Bag by square support, straw charcoal absorption is contained with the square Polywoven Bag Also it is fixedly connected with powder, the bendway in connection frame, the connection frame and is connected with UF films, deep-well is dug out on the ground and is passed through Cement concrete is fabricated to cement tub well, and cement tub well is divided into shallow-water tank and bendway, and shallow-water tank is used to directly discharge pollution-free Irrigation water, bendway is used for the irrigation water for handling pollution, and bendway can hold substantial amounts of agricultural chemicals and chemical fertilizer content overproof Irrigation water, be convenient in permeation filtration, bendway enclosing by stalk rush mat bale and hold the formation of straw charcoal Attraction block Residue in first filtering adsorption layer, preliminary absorption irrigation water, then passes through multilayer square Polywoven Bag in bendway And its second filtering further adsorption filtration of adsorption layer of internal straw charcoal absorption powder formation, finally by connection frame UF films carry out the agricultural chemicals and fertilizer residue thing in in-depth filtration, the effective irrigation water for removing discharge, effectively avoid ring Pollute in border.
Preferably, the cement tub well water inlet end is connected with the first water inlet pipe and the second water inlet pipe, and the first water inlet pipe and Second water inlet pipe is rabbeted in ground, and first water inlet pipe is connected with shallow-water tank, second water inlet pipe and bendway It is connected, water pump is placed with the ground, the water feeding of water pump end is connected with drinking-water pipe, and the drinking-water pipe draws water end positioned at rice Tanaka, the water pump water outlet end is connected with isocon by outlet pipe, and the isocon passes through the first delivery pipe and the first water inlet Pipe is connected, and the isocon is connected by the second delivery pipe with the second water inlet pipe, and water gauge detector is connected with the outlet pipe, The first magnetic valve and the second magnetic valve, and the first magnetic valve and are connected in first delivery pipe and the second delivery pipe Two magnetic valves are electrical connected with water gauge detector, and the cement tub well water side is connected with the first drainpipe and the second draining Pipe, first drainpipe is connected with shallow-water tank, and second drainpipe is connected with bendway, passes through the water on outlet pipe Mark detector and detect the residuals content of irrigation water, so that the open and close of the first magnetic valve and the second magnetic valve are controlled, And irrigation water is transported in cement tub well by the first water inlet pipe and the second water inlet pipe, it is convenient for irrigation water processing.
Preferably, sundries blocking net is also fixedly connected with the bendway, and sundries blocking net is located at the first connecting plate Upstream, sundries blocking net can effectively intercept larger material, be easy to subsequent filter to handle.
Preferably, interconnection has firm bar between two first connecting plates, and firm bar offsets with stalk straw mat, Firm bar effectively consolidates stalk straw mat, so as to consolidate straw charcoal Attraction block, it is ensured that filtering adsorption effect.
Preferably, pressure strip is slidably connected on first connecting plate, and pressure strip is located on straw charcoal Attraction block Side, the effective compressed straw wood charcoal adsorption block of pressure strip effectively avoids straw charcoal Attraction block and directly floated on the water surface, It further ensure that filtering adsorption effect.
3. beneficial effect
Compared to prior art, the advantage of the invention is that:
(1)Deep-well being dug out on the ground cement tub well being fabricated to by cement concrete, cement tub well is divided into shallow-water tank and deep water Groove, shallow-water tank is used to directly discharge free of contamination irrigation water, and bendway is used for the irrigation water for handling pollution, and bendway can be contained The agricultural chemicals of amplification quantity and the irrigation water of chemical fertilizer content overproof, are convenient in permeation filtration, bendway by stalk rush mat bale The residue in the first filtering adsorption layer for holding the formation of straw charcoal Attraction block, preliminary absorption irrigation water is enclosed, is then passed through Multilayer square Polywoven Bag and its second filtering adsorption layer of the straw charcoal of inside absorption powder formation are further in bendway Adsorption filtration, the agricultural chemicals in in-depth filtration, the effective irrigation water for removing discharge is carried out finally by the UF films in connection frame With fertilizer residue thing, environmental pollution is effectively avoided;
(2)The residuals content of irrigation water is detected by water gauge detector on outlet pipe, thus control the first magnetic valve and The open and close of second magnetic valve, and irrigation water is transported to by cement tub well by the first water inlet pipe and the second water inlet pipe In, it is convenient for irrigation water processing;
(3)Sundries blocking net can effectively intercept larger material, be easy to subsequent filter to handle;
(4)Firm bar effectively consolidates stalk straw mat, so as to consolidate straw charcoal Attraction block, it is ensured that filtering adsorption effect;
(5)The effective compressed straw wood charcoal adsorption block of pressure strip, effectively avoids straw charcoal Attraction block and directly floats to water On face, filtering adsorption effect further ensure that.
Brief description of the drawings
Fig. 1 is structural representation of the invention;
The structural representation that Fig. 2 is A in Fig. 1;
Fig. 3 is the structural representation at B in Fig. 1;
Fig. 4 rabbets the structural representation on ground for the cement tub well of the present invention;
Fig. 5 is bendway cross-sectional view of the invention;
Fig. 6 is the structural representation at A in Fig. 5;
Fig. 7 is the structural representation at B in Fig. 5.
Label declaration in figure:
1. the first delivery pipe, 2. first water inlet pipes, 3. second water inlet pipes, 4. water gauge detectors, 5. water pumps, 6. drinking-water pipes, 7. rice Field, 8. outlet pipes, 9. isocons, 10. second magnetic valves, 11. second delivery pipes, 12. first magnetic valves, 13. sundries blocking nets, 14. pressure strip, 15. stalk straw mats, 16. square Polywoven Bags, 17. connection frames, 18. ground, 19. second drainpipes, 20. the One drainpipe, 21.UF films, 22. cement tub wells, 23. shallow-water tanks, 24. bendways, 25. first connecting plates, 26. first locking screws Bolt, 27. firm bar, 28. straw charcoal filter blocks, 29. second connecting plates, 30. second clamping screws.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention;Technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described;Obviously;Described embodiment is only a part of embodiment of the invention;Rather than whole embodiments.It is based on Embodiment in the present invention;It is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment;Belong to the scope of protection of the invention.
Embodiment 1:
Fig. 1-7, a kind of field irrigation water treatment facilities, including cement tub well 22 are referred to, cement tub well 22 is rabbeted on ground In 18, cement tub well 22 is made up of shallow-water tank 23 and bendway 24, and depth of the depth much larger than diving groove 24 of bendway 24, Symmetrical be fixedly connected with the first connecting plate 25, two the first connecting plates 25 is equipped with parallel neck, first in bendway 24 Connecting plate 25 is connected with symmetrical stalk straw mat 15, the first connecting plate 25 by neck and is threaded with the first clamping screw 26, and the locking end of the first clamping screw 26 offseted with stalk straw mat 15, and straw charcoal suction is contained between two stalk straw mats 15 Attached piece 28, symmetrical be fixedly connected between the second connecting plate 29, two the second connecting plates 29 is connected with multilayer side in bendway 24 The second clamping screw 30, and the locking end of the second clamping screw 30 are threaded with plastic woven bag 16, the second connecting plate 29 Offset, supported in square Polywoven Bag 16 by square support 32, square Polywoven Bag 16 with square Polywoven Bag 16 Inside it is contained with straw charcoal absorption powder 31, bendway 24 and is also fixedly connected with connection frame 17, UF films is connected with connection frame 17 21, deep-well being dug out on the ground cement tub well 22 being fabricated to by cement concrete, 22 points of cement tub well is shallow-water tank 23 and deep Tank 24, shallow-water tank 23 is used to directly discharge free of contamination irrigation water, and bendway 24 is used for the irrigation water for handling pollution, deep Tank 24 can hold the irrigation water of substantial amounts of agricultural chemicals and chemical fertilizer content overproof, be convenient for leading in permeation filtration, bendway 24 Stalk straw mat 15 is crossed to surround in the first filtering adsorption layer for holding the formation of straw charcoal Attraction block 28, preliminary absorption irrigation water Residue, then adsorbs the formation of powder 31 by multilayer square Polywoven Bag 16 in bendway 24 and its straw charcoal of inside The second filtering further adsorption filtration of adsorption layer, carries out in-depth filtration finally by the UF films 21 in connection frame 17, effectively goes Except the agricultural chemicals in the irrigation water of discharge and fertilizer residue thing, environmental pollution is effectively avoided.
The water inlet end of cement tub well 22 is connected with the first water inlet pipe 2 and the second water inlet pipe 3, and the first water inlet pipe 2 and second enters Water pipe 3 is rabbeted in ground 18, and the first water inlet pipe 2 is connected with shallow-water tank 23, and the second water inlet pipe 3 is connected with bendway 24 It is logical, water pump 5 is placed with ground 18, the water inlet end of water pump 5 is connected with drinking-water pipe 6, and drinking-water pipe 6 draws water end in rice field 7, water pump 5 water sides are connected with isocon 9 by outlet pipe 8, and isocon 9 is connected by the first delivery pipe 1 with the first water inlet pipe 2, shunting Pipe 9 is connected by the second delivery pipe 11 with the second water inlet pipe 3, and water gauge detector 4, the He of the first delivery pipe 1 are connected with outlet pipe 8 The first magnetic valve 12 and the second magnetic valve 10, and the first magnetic valve 12 and the second magnetic valve are connected in second delivery pipe 11 10 are electrical connected with water gauge detector 4, and the water side of cement tub well 22 is connected with the first drainpipe 20 and the second drainpipe 19, the One drainpipe 20 is connected with shallow-water tank 23, and the second drainpipe 19 is connected with bendway 24, is examined by the water gauge on outlet pipe 8 Survey device 4 and detect the residuals content of irrigation water, so that the open and close of the first magnetic valve 12 and the second magnetic valve 10 are controlled, And irrigation water is transported in cement tub well 22 by the first water inlet pipe 2 and the second water inlet pipe 3, it is convenient at irrigation water Reason.
Sundries blocking net 13 is also fixedly connected with bendway 24, and sundries blocking net 13 is located on the first connecting plate 25 Trip, sundries blocking net 13 can effectively intercept larger material, be easy to subsequent filter to handle.
Interconnection has firm bar 27 between two the first connecting plates 25, and firm bar 27 offsets with stalk straw mat 15, surely Gu bar 27 effectively consolidates stalk straw mat 15, so as to consolidate straw charcoal Attraction block 28, it is ensured that filtering adsorption effect.
Pressure strip 14 is slidably connected on first connecting plate 25, and pressure strip 14 is located at the top of straw charcoal Attraction block 28, The effective compressed straw wood charcoal adsorption block 28 of pressure strip 14, effectively avoids straw charcoal Attraction block 28 and directly floats to the water surface On, it further ensure that filtering adsorption effect.
Operation principle:Deep-well groove is dug out on feed ditch ground cement tub well 22, cement tub are fabricated to by cement concrete 22 points of well is shallow-water tank 23 and bendway 24, and during discharge irrigation water, water pump 5 extracts the irrigation water in rice field 7, enters by first The irrigation water that the residue of the conveying of water pipe 2 is not exceeded is input to shallow-water tank 23, and shallow-water tank 23 is used to directly discharge free of contamination Irrigation water in irrigation water, shallow-water tank 23 is discharged into river by the first drainpipe 20, is handled and remained by bendway 24 Sundries blocking net 13 in the exceeded irrigation water of thing, bendway 24 intercepts larger debris, and bendway 24 can hold substantial amounts of The irrigation water of agricultural chemicals and chemical fertilizer content overproof, is convenient in permeation filtration, bendway 24 surrounding by stalk straw mat 15 and contains Put substantial amounts of irrigation water in the first filtering adsorption layer of the formation of straw charcoal Attraction block 28, bendway 24 and permeate the first mistake first Adsorption layer is filtered, straw charcoal Attraction block 28 has good adsorption effect, then the residue in preliminary absorption irrigation water passes through Multilayer square Polywoven Bag 16 and its second filtering adsorption layer of the straw charcoal of the inside absorption formation of powder 31 in bendway 24 The substantial amounts of irrigation water filter layer of sub-percolation second again in further adsorption filtration, bendway 24, straw charcoal absorption powder 31 enters One step adsorption filtration irrigation water, stalk straw mat 15, straw charcoal Attraction block 28, straw charcoal absorption powder 31 are given up using crops The stalk abandoned is made, and makes full use of field resource, carries out in-depth filtration finally by the UF films 21 in connection frame 17, effectively Removal discharge irrigation water in agricultural chemicals and fertilizer residue thing, effectively avoid environmental pollution.
It is described above;Preferably embodiment only of the invention;But protection scope of the present invention is not limited thereto; Any one skilled in the art the invention discloses technical scope in;Technique according to the invention scheme and its Improve design and be subject to equivalent substitution or change;It should all cover within the scope of the present invention.

Claims (5)

1. a kind of field irrigation water treatment facilities, it is characterised in that:Including cement tub well(22), the cement tub well(22)It is embedding It is connected on ground(18)In, the cement tub well(22)By shallow-water tank(23)And bendway(24)Composition, and bendway(24)Depth Degree is much larger than diving groove(24)Depth, the bendway(24)In be symmetrically fixedly connected with the first connecting plate(25), two institutes State the first connecting plate(25)On be equipped with parallel neck, first connecting plate(25)Symmetrical stalk is connected with by neck Straw mat(15), first connecting plate(25)On be threaded with the first clamping screw(26), and the first clamping screw(26)Lock Tight end and stalk straw mat(15)Offset, two stalk straw mats(15)Between be contained with straw charcoal Attraction block(28), it is described Bendway(24)In be symmetrically fixedly connected with the second connecting plate(29), two second connecting plates(29)Between be connected with multilayer Square Polywoven Bag(16), second connecting plate(29)On be threaded with the second clamping screw(30), and the second locking Bolt(30)Locking end and square Polywoven Bag(16)Offset, the square Polywoven Bag(16)It is interior to pass through square support (32)Support, the square Polywoven Bag(16)Inside it is contained with straw charcoal absorption powder(31), the bendway(24)In also It is fixedly connected with connection frame(17), the connection frame(17)In be connected with UF films(21).
2. a kind of field irrigation water treatment facilities according to claim 1, it is characterised in that:The cement tub well(22) Water inlet end is connected with the first water inlet pipe(2)With the second water inlet pipe(3), and the first water inlet pipe(2)With the second water inlet pipe(3)Rabbet On ground(18)In, first water inlet pipe(2)With shallow-water tank(23)It is connected, second water inlet pipe(3)With bendway (24)It is connected, the ground(18)On be placed with water pump(5), the water pump(5)Water inlet end is connected with drinking-water pipe(6), it is described Drinking-water pipe(6)End draw water positioned at rice field(7)In, the water pump(5)Water side passes through outlet pipe(8)It is connected with isocon(9), institute State isocon(9)Pass through the first delivery pipe(1)With the first water inlet pipe(2)It is connected, the isocon(9)Pass through the second delivery pipe (11)With the second water inlet pipe(3)It is connected, the outlet pipe(8)On be connected with water gauge detector(4), first delivery pipe(1) With the second delivery pipe(11)On be connected to the first magnetic valve(12)With the second magnetic valve(10), and the first magnetic valve(12)With Second magnetic valve(10)With water gauge detector(4)It is electrical connected, the cement tub well(22)Water side is connected with the first draining Pipe(20)With the second drainpipe(19), first drainpipe(20)With shallow-water tank(23)It is connected, second drainpipe (19)With bendway(14)It is connected.
3. a kind of field irrigation water treatment facilities according to claim 1 or 2, it is characterised in that:The bendway (24)In be also fixedly connected with sundries blocking net(13), and sundries blocking net(13)Positioned at the first connecting plate(25)Upstream.
4. a kind of field irrigation water treatment facilities according to claim 1, it is characterised in that:Two first connections Plate(25)Between interconnection have firm bar(27), and firm bar(27)With stalk straw mat(15)Offset.
5. a kind of field irrigation water treatment facilities according to claim 1, it is characterised in that:First connecting plate (25)On slidably connect pressure strip(14), and pressure strip(14)Positioned at straw charcoal Attraction block(28)Top.
CN201710592765.2A 2017-07-19 2017-07-19 A kind of field irrigation water treatment facilities Pending CN107278811A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710592765.2A CN107278811A (en) 2017-07-19 2017-07-19 A kind of field irrigation water treatment facilities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710592765.2A CN107278811A (en) 2017-07-19 2017-07-19 A kind of field irrigation water treatment facilities

Publications (1)

Publication Number Publication Date
CN107278811A true CN107278811A (en) 2017-10-24

Family

ID=60102293

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710592765.2A Pending CN107278811A (en) 2017-07-19 2017-07-19 A kind of field irrigation water treatment facilities

Country Status (1)

Country Link
CN (1) CN107278811A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5759286A (en) * 1996-09-27 1998-06-02 Sarver; Larry C. Method of recycling agricultural chemical rinse water into an irrigation system
CN101811800A (en) * 2009-08-28 2010-08-25 刘海亚 Domestic sewage treatment device
CN103782876A (en) * 2014-01-20 2014-05-14 中国科学院地球化学研究所 Intelligent, automatic and efficient drip irrigation system meeting requirement of soil for water and nutrients
CN106368189A (en) * 2016-08-26 2017-02-01 山东胜伟园林科技有限公司 Saline land improvement drainage system using novel scale inhibitor
CN206118642U (en) * 2016-08-26 2017-04-26 山东胜伟园林科技有限公司 Ecological farming systems in saline and alkaline land

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5759286A (en) * 1996-09-27 1998-06-02 Sarver; Larry C. Method of recycling agricultural chemical rinse water into an irrigation system
CN101811800A (en) * 2009-08-28 2010-08-25 刘海亚 Domestic sewage treatment device
CN103782876A (en) * 2014-01-20 2014-05-14 中国科学院地球化学研究所 Intelligent, automatic and efficient drip irrigation system meeting requirement of soil for water and nutrients
CN106368189A (en) * 2016-08-26 2017-02-01 山东胜伟园林科技有限公司 Saline land improvement drainage system using novel scale inhibitor
CN206118642U (en) * 2016-08-26 2017-04-26 山东胜伟园林科技有限公司 Ecological farming systems in saline and alkaline land

Similar Documents

Publication Publication Date Title
CN107128450A (en) It is a kind of that the pick-up boat for clearing up water body recovery technology is aspirated by pressure difference
CN204662644U (en) A kind of rain collector
CN206444383U (en) Spirulina dust collecting
CN107854944A (en) A kind of dust collecting installation of textile manufacturing purification of air
CN107278811A (en) A kind of field irrigation water treatment facilities
CN107344033A (en) A kind of filtering ponds of sewage disposal
CN108689581A (en) Squash type muddy water separating dry space from moist space system
CN108585242A (en) A kind of industrial wastewater recycling and processing device
CN205993410U (en) A kind of fish jar oil removing film filter
CN204671956U (en) Automatic suction filtration-the stripping device of a kind of silting blocking type for mud Quick drainage
CN107791149A (en) A kind of powder recovering device of metal works polishing
CN206352304U (en) Pumping well-points dewatering system
CN201473943U (en) Soft foundation treatment device
CN206188666U (en) Sea sand desalination device
CN104963333A (en) Combined treatment method for dehumidification and vacuum preloading of dredger fill and slurry flocculation
CN107686221A (en) A kind of earth's surface water filtering device for Karst Rocky Desertification Region
CN206762442U (en) A kind of pre-filtering type quartz filter
CN105525606B (en) A kind of vacuum preloading is evacuated drainage system
CN108207586A (en) Saline and alkaline hillside fields water-saving irrigation method
CN107059971A (en) Water-bed soil pick-up special operation ship
CN208227965U (en) A kind of water-saving irrigation device for farmland
CN210543778U (en) Concrete production place washs water cyclic utilization system
CN209885326U (en) Drainage pipe magazine filtration equipment
CN207032252U (en) A kind of Deep Foundation Pit
CN209081567U (en) A kind of concrete production wastewater recycling equipment

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20171024

WD01 Invention patent application deemed withdrawn after publication