CN109001101A - A kind of unified single more drawdown bailing test device and methods of pump - Google Patents
A kind of unified single more drawdown bailing test device and methods of pump Download PDFInfo
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- CN109001101A CN109001101A CN201811252571.9A CN201811252571A CN109001101A CN 109001101 A CN109001101 A CN 109001101A CN 201811252571 A CN201811252571 A CN 201811252571A CN 109001101 A CN109001101 A CN 109001101A
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- 238000012360 testing method Methods 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 90
- 239000003651 drinking water Substances 0.000 claims abstract description 54
- 235000020188 drinking water Nutrition 0.000 claims abstract description 54
- 230000037452 priming Effects 0.000 claims abstract description 26
- 238000010998 test method Methods 0.000 claims description 7
- 238000012546 transfer Methods 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 238000002474 experimental method Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000013480 data collection Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention belongs to bailing test fields, more particularly to a kind of unified single more drawdown bailing test device and methods of pump, unified single more drawdown bailing test devices of pump include drinking-water pipe, micro pressure formula Water depth measuring instrument, controllable variable-flow self priming pump, flowmeter, outlet pipe, data collector and display, the controllable variable-flow self-priming pump intake is communicated with drinking-water pipe, the controllable variable-flow self-priming pump discharge is communicated with outlet pipe, the micro pressure formula Water depth measuring instrument is fixed on drinking-water pipe Basolateral, and the flowmeter is installed on outlet pipe middle section.The present invention, which provides, a kind of to be solved the problems, such as minimum-value aperture limitation present in existing traditional bailing test, needs to be equipped with more suction pumps and large labor intensity, make bailing test easyization, meet the requirement that multiple drawdown bailing tests are singly pumped within the scope of full aperture, labor intensity is reduced simultaneously, improves unified single more drawdown bailing test device and methods of pump of test accuracy.
Description
Technical field
The invention belongs to bailing test fields, more particularly to a kind of unified list to pump more drawdown bailing test devices and side
Method.
Background technique
The prior art and defect:
Bailing test is the common home position testing method in hydrogeological engineering field, and the purpose is to find out permeability of aquifer
The hydraulic connection of energy, water yield size, Groundwater buried depth kinetic characteristic and aqueous interlayer, the hydrogeology in measurable water-bearing layer
Parameter includes: infiltration coefficient, radius of influence etc..Conventional bailing test is by immersible pump volume and function and floodometer
The limitation of placement space has the requirement of lowest aperture (general to require not less than 146mm) suction eye.Simultaneously by diving pump work
The limitation of energy needs more pumps with the use of the test requirements document for being just able to achieve more drawdowns.In addition, needing at least 2 people same in test
When multifrequency time measurement water level and flow, increase testing crew labor intensity, be also easy to human error occur.
Solve the difficulty and meaning of above-mentioned technical problem:
Therefore, these problems are based on, provide it is a kind of solve minimum-value aperture limitation present in existing traditional bailing test,
The problem of needing to be equipped with more suction pumps and large labor intensity, makes bailing test easyization, and satisfaction singly pumps within the scope of full aperture
The requirement of multiple drawdown bailing tests, while reducing labor intensity improves the unified of test accuracy and single pump more drawdowns and draw water examination
Experiment device and method have important practical significance.
Summary of the invention
Present invention aims at a kind of existing tradition of solution is provided to solve technical problem present in well-known technique
The limitation of minimum-value aperture present in bailing test needs to be equipped with the problem of more suction pumps and large labor intensity, makes bailing test
Easyization meets the requirement for singly pumping multiple drawdown bailing tests within the scope of full aperture, while reducing labor intensity, improves test
Unified single more drawdown bailing test devices of pump of precision.
Another object of the present invention be for solve well-known technique present in technical problem and provide it is a kind of solve it is existing
The limitation of minimum-value aperture present in traditional bailing test needs to be equipped with the problem of more suction pumps and large labor intensity, makes to draw water
Easyization is tested, meets the requirement for singly pumping multiple drawdown bailing tests within the scope of full aperture, while reducing labor intensity, is improved
Unified single more drawdown bailing test methods of pump of test accuracy.
The technical scheme adopted by the present invention to solve the technical problems existing in the known art is that
A kind of unified single more drawdown bailing test devices of pump, unified single more drawdown bailing test devices of pump include
Drinking-water pipe, micro pressure formula Water depth measuring instrument, controllable variable-flow self priming pump, flowmeter, outlet pipe, data collector and aobvious
Show that device, the controllable variable-flow self-priming pump intake are communicated with drinking-water pipe, the controllable variable-flow self-priming pump discharge and outlet pipe phase
Logical, the micro pressure formula Water depth measuring instrument is fixed on drinking-water pipe Basolateral, and the flowmeter is installed in outlet pipe
Section, the micro pressure formula Water depth measuring instrument and flowmeter are connect by cable with data collector, the data acquisition
Device is connected with display.
Suction pump of the invention uses the controllable variable-flow self priming pump of separate unit, while connecting with control valve；By micro pressure formula
Water depth measuring instrument is bound to tube end measurement of drawing water and isolates the hole depth of water, cooperates drinking-water pipe with a scale to enter hole depth and water level is calculated
Data；Flowmeter is mounted on outlet pipe segment record data on flows, while flowmeter and Water depth measuring instrument are passed through into cable and number
It is connected according to collector, realizes automatically recording for flow and water level.
Freely controlling for pump-out may be implemented by controllable variable-flow self priming pump and outer even valve in the present invention, realizes single pump
The test effect of multiple drawdowns reduces the usage amount of equipment and the limitation for avoiding immersible pump to aperture；Using the micro- of fixed pipe end
Type pressure type Water depth measuring instrument carries out the indirect measurement of water level, realizes level measuring under small-bore；Usage data collection device into
The acquisition of row data, reduces a large amount of manual working, greatly reduces working strength, avoid human error.The present invention drops significantly
The test threshold that low odd test is tested, makes bailing test more easyization, lightness, there is very strong marketing application prospect.
The present invention can also use following technical scheme:
In above-mentioned unified single more drawdown bailing test devices of pump, further, the controllable variable-flow self priming pump
It is placed in outside suction eye, the controllable variable-flow self priming pump inlet is equipped with flow control valve.
The present invention controllable variable-flow self priming pump inlet is equipped with flow control valve, and pump-out can be by pumping itself throttle and outer
Flow control valve even is controlled.Controllable variable-flow self priming pump is petrol pump, is located at outside suction eye, can pass through gear and oil
Door control maximum stream flow, and cooperate flow control valve regulation flow.It will be traditional using external controllable variable-flow self priming pump substitution
Immersible pump as water plug so that can the no longer limited size with the immersible pump pump housing of gaging hole diameter, pore diameter range can be surveyed by having expanded.
In above-mentioned unified single more drawdown bailing test devices of pump, further, the outlet pipe is hard pipeline.
Outlet pipe of the present invention uses plastic conduit, and the precision of flowmeter installation can be improved using plastic conduit, improves
The measurement accuracy of water flow.
In above-mentioned unified single more drawdown bailing test devices of pump, further, the drinking-water pipe is wired hose,
The pipe outer wall of drawing water is labeled with length value from nozzle starting.
Length value at pipe outer wall of drawing water of the invention is accurate to cm, enters the hole depth that draws water for measuring drinking-water pipe.
In above-mentioned unified single more drawdown bailing test devices of pump, further, the drinking-water pipe bottom end passes through line
Rope is connected with pouring weight.
The pipe end that draws water of the invention is tied with lead with cotton rope, to guarantee drinking-water pipe vertically into suction eye
In above-mentioned unified single more drawdown bailing test devices of pump, further, the material of the pouring weight is lead,
The overall diameter of the drinking-water pipe and micro pressure formula Water depth measuring instrument is less than the aperture of suction eye.
The concrete shape of pouring weight of the present invention can change according to pore size, guarantee drinking-water pipe vertically into hole be principle.
In above-mentioned unified single more drawdown bailing test devices of pump, further, institute's micro pressure formula water-depth measurement
Instrument is fixed on away from the 5cm of drinking-water pipe bottom end.
Micro pressure formula Water depth measuring instrument of the invention is fixed on drinking-water pipe Basolateral, measured value be draw water nozzle with
Distance between water level, and indirectly measurement water level.
A kind of unified single more drawdown bailing test methods of pump, unified single more drawdown bailing test methods of pump use
It is described in any of the above embodiments it is unified it is single pump more drawdown bailing test devices, it is described unified single to pump more drawdown bailing test sides
Method the following steps are included:
Step 1: micro pressure formula Water depth measuring instrument is fixed on the above position d=0.05m in drinking-water pipe lower end；
Step 2: the depth of water locating for measuring instrument is h, drinking-water pipe transfers depth L, aperture absolute altitude H0, water level in borehole HWater, and pass through
Following formula calculates:
HWater=H0-(L-h-d)
Wherein: aperture absolute altitude H0It is measured using known altitude data, or with RTK measuring instrument；Drinking-water pipe decentralization
Depth L is read by managing upper scale；The depth of water locating for measuring instrument is that h is measured by micro pressure formula water level sensor；D is pressure
Power formula sensor to nozzle distance.
Specific level measuring of the invention uses indirect measurement method, i.e., is fixed on micro pressure formula Water depth measuring instrument
The above position 5cm in drinking-water pipe lower end, measures the depth of water locating for measuring instrument with this.Later by the depth of water, drinking-water pipe following depth, aperture
Water level in borehole is calculated in absolute altitude
Present invention is generally directed to the limitations that traditional bailing test has minimum-value aperture to require, and more pumps is needed to be used cooperatively this
Sample drawback.It is variable-flow self priming pump by change immersible pump, optimizes the traditional bailing test of the technological break-throughs such as level measuring mode
Aperture limitation.This patent greatly reduces bailing test threshold, can use conventional existing small-bore geotechnical boring conduct
Bailing test hole.
In conclusion the present invention has the advantages that:
The present invention solves minimum-value aperture limitation present in existing traditional bailing test, need to be equipped with more suction pumps and
The problem of large labor intensity, make bailing test easyization, satisfaction singly pumps wanting for multiple drawdown bailing tests within the scope of full aperture
It asks, while reducing labor intensity, improve test accuracy.
Detailed description of the invention
Technical solution of the present invention is described in further detail below with reference to drawings and examples, but should
Know, these attached drawings are designed for task of explanation, therefore not as the restriction of the scope of the invention.In addition, except non-specifically
It points out, these attached drawings are meant only to conceptually illustrate structure construction described herein, without to be drawn to scale.
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the principle of the present invention figure.
In figure:
1, pouring weight, 2, drinking-water pipe, 3, micro pressure formula Water depth measuring instrument, 4, flow control valve, 5, controllable variable-flow self-priming
Pump, 6, flowmeter, 7, outlet pipe, 8, data collector, 9, display, 10, power supply.
Specific embodiment
Firstly, it is necessary to which explanation, illustrates unified single more drawdowns of pump of the invention for by way of example below
Specific structure, features and advantages of bailing test device and method etc., however what all descriptions were intended merely to be illustrated, and
It should not be construed as forming any restrictions to the present invention.In addition, being described by or implying in each embodiment mentioned by this paper
Any single technical characteristic, or shown or implicit any single technical characteristic in the drawings still can be at these
Continue any combination between technical characteristic (or its equivalent) or delete, so that obtain not to refer to directly herein
More other embodiments of the invention.In addition, same or like technical characteristic is same attached for the sake of simplifying drawing
It may only be indicated at one in figure.
It will be understood that when component ' attach ' to another component when it is said that, it can be directly connected to another component or
There may be intermediate members.On the contrary, when component " being directly connected to " being arrived another component when it is said that, then it represents that middle part is not present
Part.
The present invention just is illustrated in conjunction with Fig. 1 to Fig. 2 below.
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and cooperate attached drawing
Detailed description are as follows:
A kind of unified single more drawdown bailing test devices of pump, unified single more drawdown bailing test devices of pump include
Drinking-water pipe 2, micro pressure formula Water depth measuring instrument 3, controllable variable-flow self priming pump 5, flowmeter 6, outlet pipe 7, data acquisition
Device 8 and display 9, controllable 5 entrance of variable-flow self priming pump are communicated with drinking-water pipe 2, and the controllable variable-flow self priming pump 5 exports
It is communicated with outlet pipe 7, the micro pressure formula Water depth measuring instrument 3 is fixed on 2 Basolateral of drinking-water pipe, the flowmeter 6
It is installed on 7 middle section of outlet pipe, the micro pressure formula Water depth measuring instrument 3 and flowmeter 6 and passes through cable and data collector 8
Connection, the data collector 8 are connected with display 9.
Suction pump of the invention uses the controllable variable-flow self priming pump 5 of separate unit, while connecting with control valve；By micro pressure formula
Water depth measuring instrument 3 is bound to 2 end measurement of drinking-water pipe and isolates the hole depth of water, cooperates drinking-water pipe 2 with a scale to enter hole depth and is calculated
Waterlevel data；Flowmeter is mounted on 7 segment record data on flows of outlet pipe, while flowmeter and Water depth measuring instrument are passed through into cable
It is connect with data collector 8, realizes automatically recording for flow and water level.
Freely controlling for pump-out may be implemented by controllable variable-flow self priming pump 5 and outer even valve in the present invention, realizes single
The test effect for pumping multiple drawdowns reduces the usage amount of equipment and the limitation for avoiding immersible pump to aperture；Using fixed pipe end
Micro pressure formula Water depth measuring instrument 3 carries out the indirect measurement of water level, realizes level measuring under small-bore；Usage data collection device
8 carry out data acquisition, reduce a large amount of manual working, greatly reduce working strength, avoid human error.The present invention is significantly
The test threshold that odd test is tested is reduced, bailing test more easyization, lightness are made, there is very strong marketing application prospect.
For further, it can also consider in the present invention, the controllable variable-flow self priming pump 5 is placed in outside suction eye,
Controllable 5 inlet of variable-flow self priming pump is equipped with flow control valve 4.
Controllable 5 inlet of variable-flow self priming pump of the present invention be equipped with flow control valve 4, pump-out can by pump throttle itself and
The flow control valve 4 of outer company is controlled.Controllable variable-flow self priming pump 5 is petrol pump, is located at outside suction eye, can pass through gear
With Throttle Opening Control maximum stream flow, and cooperate flow control valve 4 adjust flow.It will using the external controllable substitution of variable-flow self priming pump 5
Traditional immersible pump as water plug so that can the no longer limited size with the immersible pump pump housing of gaging hole diameter, having expanded can gaging hole
Diameter range.
It should be pointed out that the outlet pipe 7 is hard pipeline.
Outlet pipe 7 of the present invention uses plastic conduit, and the precision of flowmeter installation can be improved using plastic conduit, improves
The measurement accuracy of water flow.
It should be pointed out that the drinking-water pipe 2 is wired hose, 2 outer wall of drinking-water pipe is labeled with length from nozzle starting
Degree value.
Length value at 2 outer wall of drinking-water pipe of the invention is accurate to cm, enters hole depth of drawing water for measuring drinking-water pipe 2
Degree.
It should be pointed out that 2 bottom end of drinking-water pipe is connected with pouring weight 1 by cotton rope.
2 end of drinking-water pipe of the invention is tied with lead with cotton rope, to guarantee drinking-water pipe 2 vertically into suction eye
It should be pointed out that the material of the pouring weight 1 is lead, the drinking-water pipe 2 and micro pressure formula Water depth measuring instrument 3
Overall diameter be less than suction eye aperture.
The concrete shape of pouring weight 1 of the present invention can change according to pore size, guarantee drinking-water pipe 2 vertically into being former in hole
Then.
It should be pointed out that institute's micro pressure formula Water depth measuring instrument 3 is fixed on away from 2 bottom end 5cm of drinking-water pipe.
Micro pressure formula Water depth measuring instrument 3 of the invention is fixed on 2 Basolateral of drinking-water pipe, and measured value is drinking-water pipe 2
At a distance from mouthful between water level, and indirectly measurement water level.
A kind of unified single more drawdown bailing test methods of pump, unified single more drawdown bailing test methods of pump use
It is described in any of the above embodiments it is unified it is single pump more drawdown bailing test devices, it is described unified single to pump more drawdown bailing test sides
Method the following steps are included:
Step 1: micro pressure formula Water depth measuring instrument 3 is fixed on the above position d=0.05m in 2 lower end of drinking-water pipe；
Step 2: the depth of water locating for measuring instrument is h, drinking-water pipe 2 transfers depth L, aperture absolute altitude H0, water level in borehole HWater, and lead to
Following formula is crossed to calculate:
HWater=H0-(L-h-d)
Wherein: aperture absolute altitude H0It is measured using known altitude data, or with RTK measuring instrument；Drinking-water pipe 2 is transferred
Depth L is read by managing upper scale；The depth of water locating for measuring instrument is that h is measured by micro pressure formula water level sensor；D is pressure
Power formula sensor to nozzle distance.
Specific level measuring of the invention uses indirect measurement method, i.e., micro pressure formula Water depth measuring instrument 3 is fixed
In the above position 5cm in 2 lower end of drinking-water pipe, the depth of water locating for measuring instrument is measured with this.Later by the depth of water, 2 following depth of drinking-water pipe,
Water level in borehole is calculated in aperture absolute altitude
Present invention is generally directed to the limitations that traditional bailing test has minimum-value aperture to require, and more pumps is needed to be used cooperatively this
Sample drawback.It is variable-flow self priming pump by change immersible pump, optimizes the traditional bailing test of the technological break-throughs such as level measuring mode
Aperture limitation.This patent greatly reduces bailing test threshold, can use conventional existing small-bore geotechnical boring conduct
Bailing test hole.
As an example, in the present invention, when on-test, each component is connected first, later by pouring weight 1 and drinking-water pipe
2, which transfer to gaging hole, subscribes depth.Controllable variable-flow self priming pump 5 is opened, starts to draw water.Water flows through flowmeter 6 by outlet pipe 7
Discharge.Flow control valve 4 is adjusted, water flow is controlled.
The information of water level and flow is sent to data collector 8 by micro pressure formula Water depth measuring instrument 3, flowmeter 6
And recorded, record data carry out real-time display by display 9.
When first time bailing test, which stablizes perdurabgility, reaches requirement, flow control valve 4 and controllable variable-flow are adjusted certainly
The throttle of sucking pump 5 continues next drawdown bailing test, closes controllable become after so completing several drawdowns of requirement of experiment
Flow self priming pump 5.
Test data is stored after pressure testing and closes power supply 10.
Circuit connection and equipment special-less process and certain fixing model requirement, and be the prior art, therefore, detailed Jie is not
It continues.Programmable logic controller and conventional computer terminal can be used according to collector in core number of packages in circuit and connection equipment.
In conclusion the present invention can provide minimum-value apertures present in a kind of existing traditional bailing test of solution to limit,
The problem of needing to be equipped with more suction pumps and large labor intensity, makes bailing test easyization, and satisfaction singly pumps within the scope of full aperture
The requirement of multiple drawdown bailing tests, while reducing labor intensity improves the unified of test accuracy and single pump more drawdowns and draw water examination
Experiment device and method.
Above embodiments describe the invention in detail, but content is only the preferred embodiment of the present invention, no
It can be believed to be used to limit the scope of the invention.Any changes and modifications in accordance with the scope of the present application,
It should still fall within the scope of the patent of the present invention.
Claims (8)
1. unified single more drawdown bailing test devices are pumped a kind of, it is characterised in that: described unified single to pump more drawdowns and draw water examination
Experiment device includes drinking-water pipe, micro pressure formula Water depth measuring instrument, controllable variable-flow self priming pump, flowmeter, outlet pipe, data
Collector and display, the controllable variable-flow self-priming pump intake are communicated with drinking-water pipe, the controllable variable-flow self-priming pump discharge
It is communicated with outlet pipe, the micro pressure formula Water depth measuring instrument is fixed on drinking-water pipe Basolateral, the flowmeter installation
In outlet pipe middle section, the micro pressure formula Water depth measuring instrument and flowmeter are connect by cable with data collector, institute
Data collector is stated to be connected with display.
2. unified single more drawdown bailing test devices of pump according to claim 1, it is characterised in that: the controllable unsteady flow
Amount self priming pump is placed in outside suction eye, and the controllable variable-flow self priming pump inlet is equipped with flow control valve.
3. unified single more drawdown bailing test devices are pumped according to claim 1, it is characterised in that: the outlet pipe is
Hard pipeline.
4. unified single more drawdown bailing test devices are pumped according to claim 1, it is characterised in that: the drinking-water pipe is
Wired hose, the pipe outer wall of drawing water are labeled with length value from nozzle starting.
5. unified single more drawdown bailing test devices of pump according to claim 1, it is characterised in that: the drinking-water pipe bottom
End is connected with pouring weight by cotton rope.
6. unified single more drawdown bailing test devices of pump according to claim 1, it is characterised in that: the material of the pouring weight
Material is lead, and the drinking-water pipe is less than the aperture of suction eye with the overall diameter of micro pressure formula Water depth measuring instrument.
7. unified single more drawdown bailing test devices of pump according to claim 1, it is characterised in that: institute's micro pressure formula
Water depth measuring instrument is fixed on away from the 5cm of drinking-water pipe bottom end.
8. unified single more drawdown bailing test methods are pumped a kind of, it is characterised in that: described unified single to pump more drawdowns and draw water examination
Proved recipe method has used the described in any item unified single more drawdown bailing test devices of pump of claim 1-7, the unified list
Pump more drawdown bailing test methods the following steps are included:
Step 1: micro pressure formula Water depth measuring instrument is fixed on the above position d=0.05m in drinking-water pipe lower end；
Step 2: the depth of water locating for measuring instrument is h, drinking-water pipe transfers depth L, aperture absolute altitude H0, water level in borehole HWater, and by as follows
Formula calculates:
HWater=H0-(L-h-d)
Wherein: aperture absolute altitude H0It is measured using known altitude data, or with RTK measuring instrument；Drinking-water pipe transfers depth L
It is read by scale on pipe；The depth of water locating for measuring instrument is that h is measured by micro pressure formula water level sensor；D is pressure type
Sensor to nozzle distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811252571.9A CN109001101A (en) | 2018-10-25 | 2018-10-25 | A kind of unified single more drawdown bailing test device and methods of pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811252571.9A CN109001101A (en) | 2018-10-25 | 2018-10-25 | A kind of unified single more drawdown bailing test device and methods of pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109001101A true CN109001101A (en) | 2018-12-14 |
Family
ID=64589762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811252571.9A Withdrawn CN109001101A (en) | 2018-10-25 | 2018-10-25 | A kind of unified single more drawdown bailing test device and methods of pump |
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| CN (1) | CN109001101A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111398132A (en) * | 2020-03-12 | 2020-07-10 | 中国地质科学院水文地质环境地质研究所 | Permeability coefficient in-situ intelligent measuring device used in cooperation with water pump |
| CN111677502A (en) * | 2020-06-01 | 2020-09-18 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 | Water level measuring device and pumping test system |
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| CN104631550A (en) * | 2015-03-09 | 2015-05-20 | 顾飞华 | Rural water well water supply system |
| CN106066264A (en) * | 2016-06-30 | 2016-11-02 | 云南省环境科学研究院 | Undisturbed high accurancy and precision deep water sampling device |
| CN108106955A (en) * | 2017-12-14 | 2018-06-01 | 中国特种飞行器研究所 | A kind of big flow, high speed water scouring test methods |
| CN207751839U (en) * | 2017-12-29 | 2018-08-21 | 深圳市勘察研究院有限公司 | One kind three determines hydrohead test instrument |
| CN108426743A (en) * | 2018-06-20 | 2018-08-21 | 长江水利委员会水文局长江中游水文水资源勘测局 | A kind of automatic water sampling system of layering multiple spot |
| CN209264515U (en) * | 2018-10-25 | 2019-08-16 | 中交（天津）生态环保设计研究院有限公司 | A kind of unified single more drawdown bailing test devices of pump |
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