CN107328610B - Draw pumping device of northwest semiarid irrigation district farmland leaching water - Google Patents
Draw pumping device of northwest semiarid irrigation district farmland leaching water Download PDFInfo
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- CN107328610B CN107328610B CN201710723871.XA CN201710723871A CN107328610B CN 107328610 B CN107328610 B CN 107328610B CN 201710723871 A CN201710723871 A CN 201710723871A CN 107328610 B CN107328610 B CN 107328610B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The invention relates to the technical field of sampling equipment, in particular to a pumping device for extracting farmland leaching water in northwest semiarid irrigation areas, which comprises an extraction pipe, wherein the bottom of the extraction pipe is connected with a drill bit, the top of the extraction pipe is provided with a motor, the drill bit is of a hollow structure, four soil drilling blades are uniformly distributed on the drill bit, pumping holes are formed in the drill bit and positioned between adjacent soil drilling blades, a primary filter screen is arranged in each pumping hole, each pumping hole is connected with a water pipe, the water pipes are positioned in the drill bit and penetrate through the top of the drill bit, water closing sheets are arranged in the water pipes, the top of the drill bit is provided with a high-efficiency filter screen, the bottom of the extraction pipe is provided with an annular groove, an annular air bag is arranged in the annular groove, an air charging device is arranged on the annular air bag, and a piston body is arranged below the inside the extraction pipe; according to the invention, water samples with different depths can be taken, and the influence of components in the air and the components in the soil on nitrogen content detection is effectively avoided.
Description
Technical Field
The invention relates to the technical field of sampling equipment, in particular to a pumping device for extracting leaching water from farmlands in northwest semiarid irrigation areas.
Background
Extracting farmland leaching water in northwest semiarid irrigation areas for detection often requires extracting groundwater for detection. The method has the advantages that the method is easy to be influenced by external factors in the process of extracting the underground water, the extracted leaching water sample is easy to be contacted with air, so that components of the air enter a water body sample, the underground water detection error is large, on the other hand, the depth of the collected water sample is uncertain, the components contained in the leaching water samples with different depths cannot be compared, and analysis of the leaching water components is not facilitated.
Disclosure of Invention
The invention aims to solve the defect of larger error caused by external influence on a low water body sample in the prior art, and provides a pumping device for extracting leaching water from farmlands in a northwest semiarid irrigation area.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a draw pumping device of northwest semiarid irrigation district farmland leaching water, includes the extraction pipe, there is the drill bit extraction pipe bottom through threaded connection, the extraction pipe top is equipped with the fixed plate, be equipped with the bearing between fixed plate and the extraction pipe, the fixed plate both sides all are equipped with the second handle, the fixed plate top is equipped with the support, be fixed with the motor on the support, the output shaft of motor runs through support connection on the extraction pipe top, the motor has control switch through wire connection, and control switch external connection is on the power, the drill bit is hollow structure, evenly distributed has four drill soil blades on the drill bit, all be equipped with the draw-hole between the adjacent drill soil blade on the drill bit, all be equipped with first effect filter screen in every draw-hole, and the draw-hole all is connected with the water pipe, the water pipe is located the drill bit inside, and all run through the drill bit top setting, all be equipped with the water blocking piece in the water pipe, the drill bit top is equipped with high-efficient filter screen through the fix with screw, the extraction pipe bottom has been seted up, be equipped with annular gasbag on the annular, be equipped with annular duct on the annular duct, be equipped with the inside the annular duct, be equipped with the annular duct under the piston body, be equipped with the annular duct, the annular duct is equipped with the annular duct, the first handle is located the top, the inside the annular duct is equipped with the annular duct.
Preferably, the air charging device comprises an air charging bag body and an air pipe, wherein the air charging bag body is communicated with the air pipe, a first air valve is arranged between the air charging bag body and the air pipe, and a second air valve is also connected to the air charging bag body; the air inflation groove is formed in the pipe wall of the extraction pipe along the length direction of the extraction pipe, the bottom of the air inflation groove is communicated with the annular groove, the air pipe is clamped in the air inflation groove, a fixing buckle is arranged on the outer side of the upper portion of the extraction pipe, and the air inflation bag body is clamped on the fixing buckle.
Preferably, the air bag body is made of one of rubber and silica gel.
Preferably, the first air valve and the second air valve are unidirectional air valves, and the closing directions of the first air valve and the second air valve are opposite.
Preferably, a spiral plate is arranged on the outer side of the pipe wall of the extraction pipe.
Preferably, a graduated scale is arranged on the outer side of the pipe wall of the extraction pipe along the length direction of the pipe wall, and the initial graduated scale value at the bottom of the graduated scale is the distance value from the water pumping hole to the bottom end of the graduated scale.
Preferably, the water-closing sheet is provided with a cross-shaped notch, and the water-closing sheet is made of one of rubber or silica gel.
Preferably, an O-shaped sealing ring is arranged outside the piston body, and the O-shaped sealing ring is made of one of rubber or silica gel.
Preferably, the pore diameter of the primary filter screen is 10-50 mm, and the pore diameter of the high-efficiency filter screen is 0.1-1 mm.
The water pumping device for extracting leaching water from farmland in northwest semiarid irrigation areas has the beneficial effects that:
1. the pumping device for extracting the leaching water in the farmland in the northwest semiarid irrigation area can determine the water taking depth according to the graduated scale, take leaching water samples with different depths and effectively analyze the components in the leaching water samples;
2. the pumping device for extracting the leaching water of the farmland in the northwest semiarid irrigation area can be used for rapidly and conveniently transferring the farmland below the ground surface to take water through the spiral plate on the extraction pipe, so that time and labor are saved, and water is rapidly and efficiently taken;
3. according to the pumping device for extracting water leached from the farmland in the northwest semiarid irrigation area, the annular air bag body can be inflated to be closely attached to the wall of a drilling hole, so that pumping is isolated from the external environment, and components in the air are effectively prevented from entering a water sample to influence the detection result;
4. this draw pumping device of northwest semiarid irrigation district farmland leaching water can be through the annular gasbag body aerify, through just effective filter screen and high-efficient filter screen to the filtration of water, effectively obtain pure groundwater, avoid the influence of soil medium component to the detection.
Drawings
FIG. 1 is a schematic structural diagram of a pumping device for extracting farmland leaching water in a northwest semiarid irrigation area;
FIG. 2 is a schematic cross-sectional structure diagram of a pumping device for extracting farmland leaching water in a northwest semiarid irrigation area;
FIG. 3 is a schematic view of a partial enlarged structure at A1 of FIG. 2 according to the present invention;
fig. 4 is a schematic view of a partial enlarged structure at A2 of fig. 2 according to the present invention.
In the figure: the device comprises an extraction pipe 1, a drill bit 2, a fixing plate 3, a water pumping hole 4, a primary filter screen 5, an annular groove 6, an annular air bag 7, an air charging groove 8, an air pipe 9, an air charging bag body 10, an air charging pipe 11, a high-efficiency filter screen 12, a piston body 13, a connecting rod 14, a first handle 15, a spiral plate 16, a long sliding hole 17, a bracket 18, a motor 19, a second handle 20, a soil drilling blade 21, a limiting plate 22, a fixing buckle 23, a first air valve 24, a graduated scale 25, a bearing 26, a water closing sheet 27 and a second air valve 28.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-4, a pumping device for extracting leaching water from a farmland in a northwest semiarid irrigation area comprises an extraction pipe 1, wherein a drill bit 2 is connected to the bottom of the extraction pipe 1 through threads, the drill bit 2 is convenient to disassemble and clean in a threaded connection mode, a fixing plate 3 is arranged at the top of the extraction pipe 1, a bearing 26 is arranged between the fixing plate 3 and the extraction pipe 1, second handles 20 are arranged on two sides of the fixing plate 3, a support 18 is arranged at the top of the fixing plate 3, a motor 19 is fixed on the support 18, an output shaft of the motor 19 penetrates through the support 18 and is connected to the top of the extraction pipe 1, the motor 19 is connected with a control switch through a wire, the control switch is externally connected to a power supply, the motor 19 can drive the extraction pipe 1 to rotate, and the second handles 20 play a role in fixing the pumping device for extracting leaching water from the northwest semiarid irrigation area.
The drill bit 2 is hollow structure, evenly distributed has four to bore soil blade 21 on the drill bit 2, bore soil blade 21 can effectively bore hard soil and open, make extraction pipe 1 enter into under the earth's surface smoothly, and be located between the adjacent soil blade 21 on the drill bit 2, all be equipped with water pump hole 4, all be equipped with primary filter screen 5 in every water pump hole 4, primary filter screen 5's aperture is at 10-50 millimeters, primary filter screen 5 can filter the silt of the great granule in the water, water pump hole 4 all is connected with water pipe 11, water pipe 11 is located the drill bit 2 inside, and all run through drill bit 2 top setting, all be equipped with in the water pipe 11 and close water piece 27, the drill bit 2 top is equipped with high-efficient filter screen 12 through the fix with screw, high-efficient filter screen 12's aperture is at 0.1-1 millimeter, can effectively filter the silt that mixes in the water sample, the filter load is effectively alleviateed to the filter screen twice, on the other hand, the underground water sample that can effectively obtain, the influence of ingredient to nitrogen content detection is equipped with water sample 27 on the side, water sample 27 is closed on the cross-cut, water piece 27 is closed when water sample, water sample 27 is closed when the cross cut is closed, water sample 27 is closed, and water sample is completely cut, on the side is closed, water sample 1 is completely is cut, and water sample is completely is cut, and water sample is completely is cut.
The annular groove 6 has been seted up to extraction pipe 1 bottom, be equipped with annular gasbag 7 in the annular groove 6, be equipped with aerating device on the annular gasbag 7, aerating device is including beating gasbag body 10 and trachea 9, beat gasbag body 10 and trachea 9 and be linked together, be equipped with first pneumatic valve 24 between beating gasbag body 10 and the trachea 9, still be connected with second pneumatic valve 28 on the pumping gasbag body 10, the preparation material of pumping gasbag body 10 is one in rubber or the silica gel, first pneumatic valve 24 and second pneumatic valve 28 are the one-way pneumatic valve, and the air-tight direction of first pneumatic valve 24 and second pneumatic valve 28 is opposite, it is effective to aerify annular gasbag 7 to inflate it, make its and drill hole wall closely laminating, make water pumping hole 4 keep apart with external environment, effectively avoid the ingredient in the air to enter into the water sample, influence its testing result.
The inflation groove 8 has been seted up along its length direction on the extraction pipe 1 pipe wall, and inflation groove 8 bottom is linked together with ring channel 6, and trachea 9 card is established in inflation groove 8, and extraction pipe 1 upper portion outside is equipped with fixed buckle 23, and the inflation cell body 10 card is established on fixed buckle 23, and when extraction pipe 1 was rotatory, inflation cell body 10 can be fixed on fixed buckle 23, avoids influencing the rotation of extraction pipe 1.
The inside below of extracting pipe 1 is equipped with piston body 13, the inside top of extracting pipe 1 is equipped with limiting plate 22, the fixed connecting rod 14 that is equipped with in piston body 13 top, connecting rod 14 top runs through limiting plate 22 and is equipped with first handle 15, first handle 15 is located extracting pipe 1 outside, and the rectangular slide hole 17 has been seted up on the extracting pipe 1 position corresponding to first handle 15, first handle 15 is located rectangular slide hole 17, piston body 13 outside is equipped with "O" shape sealing washer, the preparation material of "O" shape sealing washer is one of rubber or silica gel, the sealed effect between piston body 13 and the extracting pipe 1 is played to "O" shape sealing washer, during the extraction water sample, only need promote first handle 15, first handle 15 drives piston body 13 and rises, make extracting pipe 1 and outside formation pressure differential, the outside soil moisture of water pump hole 4 is inhaled in the extracting pipe 1 under the effect of pressure.
The spiral plate 16 is arranged on the outer side of the pipe wall of the extraction pipe 1, the spiral plate 16 can rotate the soil drilled by the soil drilling blade 21 out of the ground surface, the extraction pipe 1 is favorable for entering into drilling holes, the length direction of the outer side of the pipe wall of the extraction pipe 1 is provided with the graduated scale 25, the initial graduated scale value at the bottom of the graduated scale 25 is the distance value from the water pumping hole 4 to the bottom end of the graduated scale 25, the graduated scale 25 effectively determines the water taking depth, water samples with different depths are taken, and the components in the water samples are effectively analyzed, so that the detection is more accurate.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a draw water pumping device for extracting leaching water in northwest semiarid irrigation areas, includes extraction pipe (1), its characterized in that, there is drill bit (2) extraction pipe (1) bottom through threaded connection, extraction pipe (1) top is equipped with fixed plate (3), be equipped with bearing (26) between fixed plate (3) and the extraction pipe (1), both sides of fixed plate (3) all are equipped with second handle (20), fixed plate (3) top is equipped with support (18), be fixed with motor (19) on support (18), the output shaft of motor (19) runs through support (18) and connects on extraction pipe (1) top, motor (19) are connected with control switch through the wire, and control switch is external on the power, drill bit (2) are hollow structure, evenly distributed has four boring soil blade (21) on drill bit (2) and lie in between adjacent boring soil blade (21), all be equipped with in every boring soil blade (4) and just take out effect (5), and every boring soil blade (4) are connected with water through the filter screen (11) and are all located water through pipe (11) and all are located water through (11) and are all located water through pipe (11), the top of the drill bit (2) is fixedly provided with a high-efficiency filter screen (12) through a screw, the bottom of the extraction pipe (1) is provided with an annular groove (6), an annular air bag (7) is arranged in the annular groove (6), and an air charging device is arranged on the annular air bag (7); the utility model discloses a suction pipe, including suction pipe (1), piston body (13) are equipped with to suction pipe (1) inside below, suction pipe (1) inside top is equipped with limiting plate (22), piston body (13) top is fixed to be equipped with connecting rod (14), connecting rod (14) top runs through limiting plate (22) are equipped with first handle (15), first handle (15) are located suction pipe (1) outside to suction pipe (1) has seted up rectangular slide hole (17) on corresponding first handle (15) position, first handle (15) are located rectangular slide hole (17).
2. The pumping device for extracting leaching water from northwest semiarid irrigation areas according to claim 1, characterized in that the pumping device comprises an inflating bag body (10) and an air pipe (9), the inflating bag body (10) is communicated with the air pipe (9), a first air valve (24) is arranged between the inflating bag body (10) and the air pipe (9), a second air valve (28) is further connected to the inflating bag body (10), an inflating groove (8) is formed in the pipe wall of the extracting pipe (1) along the length direction of the pipe wall, the bottom of the inflating groove (8) is communicated with the annular groove (6), the air pipe (9) is clamped in the inflating groove (8), a fixing buckle (23) is arranged on the outer side of the upper portion of the extracting pipe (1), and the inflating bag body (10) is clamped on the fixing buckle (23).
3. The pumping device for extracting farmland leaching water in northwest semiarid irrigation areas according to claim 2, wherein the pumping bag body (10) is made of one of rubber or silica gel.
4. The water pumping device for extracting leaching water from farmland in northwest semiarid irrigation areas according to claim 2, wherein the first air valve (24) and the second air valve (28) are unidirectional air valves, and the air closing directions of the first air valve (24) and the second air valve (28) are opposite.
5. The pumping device for extracting farmland leaching water in northwest semiarid irrigation areas according to claim 1, wherein a spiral plate (16) is arranged on the outer side of the pipe wall of the pumping pipe (1).
6. The water pumping device for extracting farmland leaching water in northwest semiarid irrigation areas according to claim 1, wherein a graduated scale (25) is arranged on the outer side of the pipe wall of the extraction pipe (1) along the length direction of the pipe wall, and the initial graduated scale value at the bottom of the graduated scale (25) is the distance value from the water pumping hole (4) to the bottom end of the graduated scale (25).
7. The pumping device for extracting leaching water from farmlands in northwest semiarid irrigation areas according to claim 1, wherein the water closing sheet (27) is provided with a cross-shaped notch, and the water closing sheet (27) is made of one of rubber and silica gel.
8. The pumping device for extracting farmland leaching water in northwest semiarid irrigation areas according to claim 1, wherein an O-shaped sealing ring is arranged outside the piston body (13), and the O-shaped sealing ring is made of one of rubber or silica gel.
9. The pumping device for extracting farmland leaching water in northwest semiarid irrigation areas according to claim 1, wherein the pore diameter of the primary filter screen (5) is 10-50 mm, and the pore diameter of the efficient filter screen (12) is 0.1-1 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710723871.XA CN107328610B (en) | 2017-08-22 | 2017-08-22 | Draw pumping device of northwest semiarid irrigation district farmland leaching water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710723871.XA CN107328610B (en) | 2017-08-22 | 2017-08-22 | Draw pumping device of northwest semiarid irrigation district farmland leaching water |
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| CN107328610A CN107328610A (en) | 2017-11-07 |
| CN107328610B true CN107328610B (en) | 2023-06-09 |
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| DE3444363A1 (en) * | 1984-12-05 | 1986-06-12 | Quantitative Environmental Decisions Corp., Ann Arbor, Mich. | Device for taking liquid samples |
| RU2061210C1 (en) * | 1994-02-15 | 1996-05-27 | Акционерное общество "Ленгидропроект" | Water sampler |
| JP2701017B2 (en) * | 1994-06-08 | 1998-01-21 | 東洋スクリーン工業株式会社 | Lateral intake screen |
| CN103063474B (en) * | 2012-08-23 | 2014-12-03 | 浙江省海洋开发研究院 | Shallow water quality sampler |
| CN204882138U (en) * | 2015-06-05 | 2015-12-16 | 中铁上海设计院集团有限公司 | Pressure -bearing water sampler |
| CN204944891U (en) * | 2015-09-23 | 2016-01-06 | 山东省地质科学研究院 | A kind of hydrogeology underground water and surface water depthkeeping quantitative sampler |
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| CN205665051U (en) * | 2016-04-26 | 2016-10-26 | 河南理工大学 | Hydrogeology is with groundwater and surface water depthkeeping ration sample thief |
| CN106370475B (en) * | 2016-08-26 | 2018-11-30 | 环境保护部南京环境科学研究所 | Water flow sampling apparatus in soil |
| CN207066794U (en) * | 2017-08-22 | 2018-03-02 | 宁夏农林科学院农业资源与环境研究所 | A kind of water plug for extracting the semiarid irrigation district farmland leaching water in northwest |
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