CN106405679A - Well alignment device which quantitatively monitors underground water flow and well pull ring - Google Patents
Well alignment device which quantitatively monitors underground water flow and well pull ring Download PDFInfo
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- CN106405679A CN106405679A CN201610986375.9A CN201610986375A CN106405679A CN 106405679 A CN106405679 A CN 106405679A CN 201610986375 A CN201610986375 A CN 201610986375A CN 106405679 A CN106405679 A CN 106405679A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00
- G01V9/02—Determining existence or flow of underground water
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Abstract
The invention relates to a well alignment device which quantitatively monitors underground water flow and a well pull ring. The device comprises a fixed connection rod. One end of the fixed connection rod is connected to one side of an upper well outer cylinder, and the other side of the upper well outer cylinder is equipped with a balance bubble. The other end of the fixed connection rod is connected to one side of a lower well outer cylinder, and the other side of the lower well outer cylinder is set as a conical tip. Both the upper well outer cylinder and the lower well outer cylinder are provided with inner cylinders, and sensors are placed in the inner cylinders. The well alignment device and the well pull ring have the advantages that the application range is wide, the underground water flow direction and changed are determined, the ground water exchange is quantified, an equilibrium bubble, a tilt angle instrument, and an azimuth compass are used together, and the accuracy of measured data is high.
Description
Technical field
The present invention relates to environmental monitoring with monitoring current aspect and in particular to a kind of Quantitative Monitoring subsurface flow to well fill
Put and pull out the well collar.
Background technology
Generally, migration in unconsolidated sediment for the subsoil water is very slow seepage flow, we in actual measurement,
It is difficult to simply and effectively directly monitor its flow direction.In terms of environmental monitoring with water quality assessment, the migration direction of subsoil water
It is highly important hydrographic features.Such as:Rubbish fills up the diffusion of a pollutant, coastal region subsoil water fresh water and salt water
Reciprocal action, the excretion of wet land system subsoil water and supply etc..
In addition, the key factor of the migration rate in somewhere for the subsoil water and flow also environmental assessment and dealing.
We are monitored with exchange rate for the migration direction of subsurface flow being difficult to directly observe, the invention provides a kind of quantification
Monitoring subsurface flow to well device.
Content of the invention
Present invention aim to address be difficult to the monitoring of the migration direction of the subsurface flow and exchange rate directly observed
Problem.
For achieving the above object, the invention provides a kind of quantification monitor subsurface flow to well device, this device bag
Include:One end of fixed connecting rod connects the one side of upper well outer tube, and the another side of upper well outer tube is provided with balance bubble;It is fixedly connected
The other end of bar connects the one side of outer tube of going into the well, and the another side of outer tube of going into the well is set to coniform tip;Upper well outer tube and going into the well
Outer barrel is respectively arranged with inner core;It is placed with sensor in inner core.
Upper well outer tube, go into the well outer tube and inner core for one end be opening, the other end be closing height identical cylindrical tube shape;
Upper well outer tube and outer tube bottom inside center of going into the well are provided for drawing a circle to approve the locating ring of inner core position, upper well outer tube and go into the well outer
Cylinder opening outer wall has screw thread, can screw with the outer tube well lid of upper well outer tube and outer tube of going into the well.
There is screw thread in outer tube well lid, can screw with the opening of upper well outer tube and outer tube of going into the well;Outer tube well lid medial center
There is the locating ring for drawing a circle to approve inner core position at place, corresponding with the positioning ring position of upper well outer tube and outer tube bottom of going into the well;Locating ring
Diameter identical with inner core external diameter, when outer tube well lid screws, inner core by upper well outer tube and goes into the well outer tube and outer tube well lid positions
Ring is fixed, and is positioned at outer tube well lid location mid-shaft;Outer tube well lid end protruding outside has the nipple can be with fixed connecting rod phase
Even.
At least one hole is equably laid on upper well outer tube, the barrel of go into the well outer tube and inner core.
Place between upper well outer tube and inner core and add one downward back-off of setting at sand hopper, plus sand hopper bottom centre
Cylindrical drum, cylindrical drum is with diameter greater than inner core and less than upper well outer tube and outer tube of going into the well;Plus around sand hopper, it is set to donut
The net of shape;Plus sand hopper top is divided into wide-mouth inverted cone-shaped.
Fixed connecting rod is provided with inclination angle instrument and azimuth compass;Wherein, inclination angle instrument is used for measurement to well device
Angle of inclination arbitrarily under inclination conditions, during the data for the later stage calculates and analyzes;Azimuth compass measures to well device level
Azimuth when embedded, during the data for the later stage calculates and analyzes.
Balance bubble is oblate column, and balance bubble is used for controlling and entirely keeps vertical transition when mounted to well device;
When burying to well device, when bubble off-center side, force down this side accordingly, until bubble is located in centre circle.
Fixed connecting rod is for being fixedly connected the upper well outer tube after assembling and outer tube of going into the well;Fixed connecting rod is hollow stem,
Fixed connecting rod two ends are nipple, are connected with upper well outer tube and upper well inner core.
Lucite or PVC material can be adopted to each assembly in well device.
One kind pulls out the well collar, pull out the well collar for dispose to well device, pull out the well collar for reinforcing bar material, pull out the well collar and include
The upper collar and lower collar, are welded with straight bar bending between the upper collar and lower collar;Upper ring diameter is more than upper well outer tube and inner core
Diameter, upper ring is provided with arch movable handle;Lower ring diameter is less than the diameter of upper well outer tube and inner core.
The invention has the beneficial effects as follows:(1) applied widely:The present invention can be used for strand Intertidal zone area water quality exchanges
Monitoring, the interactive analysis of water quality monitoring section, (arid biogeographic zone) lacustrine deposits subsoil water and lake water of salty (extra large) water invasion, riverbed
The water quality exchanges research of regional (as terrace, alluvial flat) etc..
(2) subsurface flow direction and change are judged:When vertically burying to well, arrived by upper and lower well Sensor monitoring
Head information judges vertical migration direction in deposit for the subsoil water;When upper well water head height is when going into the well, water (flow) direction is downward,
Vice versa;By medium-term and long-term monitoring, Changing Pattern and the trend in this area Groundwater movement direction can also be obtained.Separately
Outward, it should be noted that be not limited to be vertically arranged embedded to well device, it can be flowed to the advantage of binding purpose and subsoil water,
Bury according to being arbitrarily designated direction by inclination angle instrument and azimuth compass.
(3) underground water coke slurry quantification:By the record of the Sensor monitoring data of a period of time, can be obtained with quantitative Analysis
Exchange capacity to subsurface flow.
(4) balance being used in combination of bubble, inclination angle instrument and azimuth compass:Can ensure that to well according to the side of being arbitrarily designated
To burying, balance bubble can make it keep vertical state, and inclination angle instrument can determine that the inclination angle to well device, and azimuth compass can
Record is to well device (for example:During horizontality) azimuth, these all be monitoring subsoil water migrate in deposit with exchange
Orientation quantification calculate provide guarantee.
(5) the data precision is high:Decrease disturbance deposit as far as possible, after burying well to well device, need to stand recovery one
The section time, then start formally to monitor, this process ensure that the real reliability of gathered data.
Brief description
Fig. 1 is for a kind of Quantitative Monitoring subsurface flow of the specific embodiment offer of the present invention to well device stereochemical structure
Schematic diagram;
Fig. 2 shows to inner core in well device for a kind of Quantitative Monitoring subsurface flow of the specific embodiment offer of the present invention
It is intended to;
Fig. 3 is for a kind of Quantitative Monitoring subsurface flow of the specific embodiment offer of the present invention to sensor in well device
Schematic diagram;
A kind of section to well device of Quantitative Monitoring subsurface flow for the specific embodiment offer of the present invention for the Fig. 4 shows
It is intended to;
Fig. 5 adds sand hopper structural representation for one kind of the specific embodiment offer of the present invention;
Fig. 6 buries angle for a kind of Quantitative Monitoring subsurface flow of the specific embodiment offer of the present invention to well device
Schematic diagram;
Fig. 7 pulls out well collar schematic diagram for one kind of the specific embodiment offer of the present invention.
Specific embodiment
Below by drawings and Examples, technical scheme is described in further detail.
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing the present invention is made into
One step ground describes in detail it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole enforcement
Example.Based on the embodiment in the present invention, those of ordinary skill in the art are obtained under the premise of not making creative work
Every other embodiment, broadly falls into the scope of protection of the invention.
Fig. 1 illustrates to well apparatus structure for a kind of Quantitative Monitoring subsurface flow of the specific embodiment offer of the present invention
Figure.As shown in figure 1, a kind of Quantitative Monitoring subsurface flow well device is included:One end of fixed connecting rod 6 connects upper well outer tube
2 one side, this simultaneously by outer tube well lid 3 outside connect and fixed connecting rod 6 and upper well outer tube 2, upper well outer tube 2 another
Face is provided with balance bubble 1;The other end of fixed connecting rod 6 connects the one side of outer tube 7 of going into the well, and this is simultaneously by outer tube well lid 3
Outside connects and fixed connecting rod 6 and outer tube 7 of going into the well, and the another side of outer tube 7 of going into the well is set to coniform tip;Upper well outer tube
2 and go into the well and be respectively arranged with inner core 8 inside outer tube 7, it is placed with sensor 9 in inner core 8, the above various pieces to well device
Device all can adopt lucite and PVC material.
Wherein, balance bubble 1 is oblate column, entirely keeps vertical transition when mounted to well device for controlling;?
When burying to well device, when bubble off-center side, balance this side of bubble 1 should be forced down accordingly, until bubble is located at
Detection is proceeded by again after in centre circle.
Upper well outer tube 2, go into the well outer tube 7 and inner core 8 for one end be opening, the other end be closing height identical cylindrical drum
Shape;Upper well outer tube 2 and outer tube 7 bottom inside center of going into the well are provided for drawing a circle to approve the locating ring of inner core 8 position, and outside opening
Wall has screw thread, and the outer tube well lid 3 being connected with upper well outer tube 2 and outer tube 7 of going into the well is screwed.
There is screw thread inside outer tube well lid 3 in above-mentioned, can screw with the opening of upper well outer tube 2 and outer tube 7 of going into the well;Outer tube
There is the locating ring for drawing a circle to approve inner core 8 position, the locating ring with upper well outer tube 2 and outer tube 7 bottom of going into the well at well lid 3 medial center
Position corresponds to;The diameter of locating ring is identical with inner core 8 external diameter, and when outer tube well lid 3 screws, inner core 8 by upper well outer tube 2 and is gone into the well
The locating ring on outer tube well lid 3 inner side that outer tube 7 connects is fixed, and is positioned at outer tube well lid 3 location mid-shaft;Outside outer tube well lid 3
Side jag has nipple can be connected with fixed connecting rod 6.
The another side of outer tube 7 of going into the well is set to coniform tip, is conducive in practical application in closely knit heavy of higher depth
Lamination disposes to well device.
At least one hole is equably laid it is preferable that cavity on upper well outer tube 2, the barrel of go into the well outer tube 7 and inner core 8
Diameter be set to 5 millimeters, hole with strengthen upper well 10 and go into the well 11 with the hydraulic connection of surrounding deposit.Wherein go up Jing10Bao
Include well outer tube 2, outer tube well lid 3, inner core 8 and sensor 9;Go into the well 11 include outer tube well lid 3, outer tube 7 of going into the well, inner core 8 and pass
Sensor 9.
Place between upper well outer tube 2 in above-mentioned and inner core 8 plus sand hopper, plus sand hopper bottom centre place setting one
The cylindrical drum of back-off downwards, cylindrical drum is with diameter greater than inner core 8 and less than upper well outer tube 2 and outer tube 7 of going into the well;Plus set around sand hopper
It is set to the net of concentric circular annular;Plus sand hopper top is divided into wide-mouth inverted cone-shaped.
Inclination angle instrument 4 and azimuth compass 5 are provided with fixed connecting rod 6.Wherein, inclination angle instrument 4 is used for measuring
Angle of inclination under any inclination conditions to well device, during the data for the later stage calculates and analyzes.Azimuth compass 5 is used for measuring
Azimuth when horizontally embedded to well device, during the data for the later stage calculates and analyzes.
Preferably, the upper well 10 after fixed connecting rod 6 is used for being fixedly connected assembling and go into the well 11, wherein, fixed connecting rod 6
For hollow stem, and two ends are nipple.It should be noted that:Certain to the specifications parameter of well device it is preferable that upper well
The top of sensor 9 in 10 is set as L=52.8 centimetre of Δ with the distance on the top of the sensor 9 gone into the well in 11, this setting
Monitoring Data precision can be made to improve, pressure head can be accurate to a millimeter rank, this design arbitrarily buries sensor institute better than scene
The quality of data of monitoring.
Sensor 9 be positioned over well 10 and go into the well 11 inner core 8 in, for recording upper well 10 and going into the well 11 in different depth
The head at place, salt angle value, and inner core 8 internal diameter is more than sensor 9 diameter it is ensured that sensor 9 is just straight is positioned in inner core 8.
During to well device busy state, upper well 10 and sensor 9 head gone into the well in 11 need to be ensured all upward, this setting can enter one
Step reduces the probability that sensor 9 is blocked, and makes well 10 and the vertical distance of the sensor 9 in 11 of going into the well keep certain.
Preferably, in the present invention, all of sensor 9 all can use LTC sensor.
A kind of installation method to well device provided in an embodiment of the present invention, concrete steps include:
In upper well outer tube 2, go into the well outer tube 7 and inner core 8 outer layer closely surrounds steel gauze, and tightened with band.
The working time of default sensor 9, after setting time specially installs to well device, start to well device work
The time made.
By sensor 9 put into upper well 10 and go into the well 11 inner core in, and after keeping well 10 and 11 installations of going into the well, setting
The probe of sensor 9 is state upwards.
Inner core 8 is respectively put into upper well outer tube 2 and goes into the well in outer tube 7, and respectively upper well outer tube 2 and inner core 8 and under
Coarse sand is filled up between well outer tube 7 and inner core 8;Note avoiding sand grains to fall into inner core.
After installing above-mentioned steps, screw outer tube well lid 3, so that inner core 8 position is fixed on well outer tube 2 and go into the well outer
At the axis of cylinder 7, note avoiding coarse sand not spill when installing.
Again the nipple of upper well outer tube 2 and the outer tube well lid 3 of outer tube 7 of going into the well is tightened with connecting rod, so right
The installation of well completes.
A kind of burying and monitoring method to well device provided in an embodiment of the present invention, concrete steps include:
Select the position of deposit first, excavate one to well placement hole or hole, the hole dug out with hand drill or spade
Or the depth in hole should be greater than the total length to well.
After excavation is portalled or cheated, ooze out water-wet to well with original position, make coarse sand be in nearly saturation, strengthen to well with
The hydraulic connection of Sediment Pore Water, is easy to sensor 9 and gathers valid data as early as possible.
Well device will be put in hole or hole, be adjusted to well device so as to keep vertical state according to balance bubble 1.
Then, it is backfilled in situ into hole or hole, when reaching Preset Time, sensor 9 automatically begins to work, records water
The data such as pressure, salinity.The generalized Darcy's law that the data separate of record is considered density effect can be used for estimating the rate of discharge of groundwater:
Obtain broad sense hydraulic gradient further:
If calculating hydraulic gradient is timing, water (flow) direction is upwards;When hydraulic gradient is negative, water (flow) direction is downward.Public
Formula is embodied as:The vertical flow of qn subsoil water [L T-1], KV deposit vertical hydraulic conductivity [L T-1], hup, hlow be upper,
Go into the well the top of the equivalent fresh water head [L] at sensor, the top of sensor 9 in upper well 10 and the sensor 9 in 11 of going into the well
Distance be set as the salt angle value [M L-3] of the upper and lower Jing Chuanganqichu of L=52.8 centimetre of Δ, cup, clow, δ fresh water power glue
Stagnant coefficient (μ 0) and salt water coefficient of dynamic viscosity (μ) [M L-1T-1] ratio [-].
ξ constant, is worth for 1.566 × 10-3m3kg-1;The salinity of c pore water, that is, at upper and lower well sensor salinity average
Value [M L-3];ε describes the constant of linear relationship between density and salinity, is worth for 7.143 × 10-4m3kg-1.
ρ=ρ0(1+εC)
ρ 0, ρ represent the density [M L-3] of fresh water and salt water respectively.
A kind of method extracted to well device and derive data provided in an embodiment of the present invention, concrete steps include:
After reaching monitoring time requirement, with pulling out the well collar 12, well device is extracted from deposit, and rinse surface mud
Soil;Open well outer tube 2 and the well lid of outer tube 7 of going into the well, the sensor in well outer tube 2 and inner core 8 in outer tube 7 of going into the well in taking-ups,
Connect computer derived record data.
A kind of method to well device for the cleaning provided in an embodiment of the present invention, concrete steps include:
Stop sensor 9, dismounting, to well device, is poured out coarse sand, is taken off steel gauze, by each part clean water, and dry in the air
Dry standby.
Fig. 2 shows to inner core in well device for a kind of Quantitative Monitoring subsurface flow of the specific embodiment offer of the present invention
It is intended to.As shown in Fig. 2 inner core 8 is arranged on well outer tube 2 and goes into the well in outer tube 7, in inner core 8, it is placed with sensor 9.
Equably lay at least one hole it is preferable that the diameter of hole is set to 5 millimeters on inner core 8 barrel, hole with
The hydraulic connection of well 10 and go into the well 11 and surrounding deposit in enhancing.
Fig. 3 is for a kind of Quantitative Monitoring subsurface flow of the specific embodiment offer of the present invention to sensor in well device
Schematic diagram.As shown in figure 3, sensor 9 is arranged in inner core 8, for recording upper well 10 and 11 water at different depth of going into the well
Head, salt angle value, and inner core 8 internal diameter is more than sensor 9 diameter it is ensured that sensor 9 is just straight is positioned in inner core 8.Well is filled
When putting in working order, upper well 10 and sensor 9 head gone into the well in 11 need to be ensured all upward, this setting can reduce further
The probability that sensor 9 is blocked, and make well 10 and the vertical distance of the sensor 9 in 11 of going into the well keep certain.
Preferably, in the present invention, all of sensor 9 all can use LTC sensor.
Fig. 4 is for a kind of Quantitative Monitoring subsurface flow of the specific embodiment offer of the present invention to well device building block
Schematic perspective view.As shown in figure 4, top is divided into the surface water body of deposit overlying, curve represents the fluctuation in surface water face, example
As:Sea with the fluctuation of tide, lake surface with evaporation precipitation variation etc..Bottom is divided into deposit.Wherein, upper well 10 includes well
Outer tube 2, outer tube well lid 3, inner core 8 and sensor 9;Go into the well and 11 include outer tube well lid 3, outer tube 7 of going into the well, inner core 8 and sensor 9.
Preferably, the top of sensor 9 in upper well 10 and the distance on the top of the sensor 9 gone into the well in 11 are set as Δ L=52.8
Centimetre, this sets can make Monitoring Data precision improve, and pressure head can be accurate to a millimeter rank, and this design is arbitrarily buried better than scene
If the quality of data that sensor is monitored.
Fig. 5 adds sand hopper structural representation for one kind of the specific embodiment offer of the present invention.As shown in figure 5, plus sand
Funnel bottom center arranges the roundlet column casing of a downward back-off, with diameter greater than inner core 8;Preferably, plus sand hopper bottom week
Enclose be set to concentric circular annular be 2 millimeters of steel gauzes, for filtering coarse sand;Funnel top half is wide-mouth inverted cone-shaped.Setting
This add sand hopper be conducive to upwards well outer tube 2, go into the well between outer tube 7 and inner core 8 plus during sand, plus at sand hopper bottom centre
Roundlet column casing just blocks the opening of inner core 8, prevents leakage sand inner to inner core 8;And fixing inner core 8 can be played so as to protect
Hold vertically.
Fig. 6 buries angle for a kind of Quantitative Monitoring subsurface flow of the specific embodiment offer of the present invention to well device
Schematic diagram.As shown in fig. 6, can bury according to being arbitrarily designated angle to well device, and can be by balance bubble 1, inclination angle instrument
Table 4 and azimuth compass 5 carry out setting and the record in respective angles and orientation.
Fig. 7 pulls out well collar schematic diagram for one kind of the specific embodiment offer of the present invention.As shown in fig. 7, pulling out the well collar
12 adopt reinforcing bar material, are welded with straight bar bending between upper and lower two collars, and upper ring diameter is more than upper well outer tube 2 and goes into the well outer
Cylinder 7 diameters, lower cylinder diameter is less than upper well outer tube 2 and outer tube 7 of going into the well, and the two cooperation is just blocked entirely to well device.Upper ring has
Arch movable handle 13, convenient promotion is to well.Above-mentioned pull out the well collar 12 be conducive to backing afterburning by embedded to well device from
Extract in deposit, decrease the risk of connecting rod fracture.And reduce and excavate the workload taking well.
The invention has the beneficial effects as follows:(1) applied widely:The present invention can be used for strand Intertidal zone area water quality exchanges
The interactive analysis of water quality monitoring section, (arid biogeographic zone) lacustrine deposits subsoil water and lake water of monitoring, salt water or seawater invasion,
Riverbed area is (for example:Terrace, alluvial flat) water quality exchanges research etc.;
(2) subsurface flow direction and change are judged:When vertically burying to well, arrived by upper and lower well Sensor monitoring
Head information judges vertical migration direction in deposit for the subsoil water;When upper well water head height is when going into the well, water (flow) direction is downward,
Vice versa;By medium-term and long-term monitoring, Changing Pattern and the trend in this area Groundwater movement direction can also be obtained.Separately
Outward, it should be noted that be not limited to be vertically arranged embedded to well device, it can be flowed to the advantage of binding purpose and subsoil water,
Bury according to being arbitrarily designated direction by inclination angle instrument and azimuth compass.
(3) underground water coke slurry quantification:By the record of the Sensor monitoring data of a period of time, can be obtained with quantitative Analysis
Exchange capacity to subsurface flow.
(4) balance being used in combination of bubble, inclination angle instrument and azimuth compass:Can ensure that to well according to the side of being arbitrarily designated
To burying, balance bubble can make it keep vertical state, and inclination angle instrument can determine that the inclination angle to well device, and azimuth compass can
Record is to well device (for example:During horizontality) azimuth, these all be monitoring subsoil water migrate in deposit with exchange
Orientation quantification calculate provide guarantee.
(5) the data precision is high:Decrease disturbance deposit as far as possible, after burying well to well device, need to stand recovery one
The section time, then start formally to monitor, this process ensure that the real reliability of gathered data.
Above-described specific embodiment, has been carried out to the purpose of the present invention, technical scheme and beneficial effect further
Describe in detail, be should be understood that the specific embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, all any modification, equivalent substitution and improvement within the spirit and principles in the present invention, done etc., all should comprise
Within protection scope of the present invention.
Claims (10)
1. a kind of Quantitative Monitoring subsurface flow to well device it is characterised in that include:Fixed connecting rod (6), described fixation is even
One end of extension bar (6) connects the one side of upper well outer tube (2), and the another side of described upper well outer tube (2) is provided with balance bubble (1);
The other end of described fixed connecting rod (6) connects the one side of outer tube (7) of going into the well, and the another side of described outer tube of going into the well (7) is set to
Coniform tip;It is respectively arranged with inner core (8) inside described upper well outer tube (2) and described outer tube of going into the well (7);Described inner core (8)
In be placed with sensor (9).
2. according to claim 1 to well device it is characterised in that described upper well outer tube (2), described outer tube of going into the well (7)
It is the height identical cylindrical tube shape that opening, the other end are closing with described inner core (8) for one end;
Described upper well outer tube (2) and outer tube of going into the well (7) bottom inside center are provided for drawing a circle to approve determining of described inner core (8) position
Position ring, described upper well outer tube (2) and outer tube of going into the well (7) opening outer wall have screw thread, can be with described upper well outer tube (2) and going into the well outward
The outer tube well lid (3) of cylinder (7) screws.
3. according to claim 1 to well device it is characterised in that having screw thread in outer tube well lid (3), can be with described upper well
The opening of outer tube (2) and described outer tube of going into the well (7) screws;Have described for drawing a circle to approve at described outer tube well lid (3) medial center
The locating ring of inner core (8) position is corresponding with the positioning ring position of described upper well outer tube (2) and described outer tube of going into the well (7) bottom;
The diameter of described locating ring is identical with described inner core (8) external diameter, when described outer tube well lid (3) screws, described inner core (8)
Fixed by described upper well outer tube (2) and described outer tube of going into the well (7) and described outer tube well lid (3) locating ring, be positioned described outer tube
At well lid (3) location mid-shaft;Described outer tube well lid (3) end protruding outside has the nipple can be with described fixed connecting rod (6) phase
Even.
4. according to claim 1 to well device it is characterised in that described upper well outer tube (2), described outer tube of going into the well (7)
With at least one hole is equably laid on the barrel of described inner core (8).
5. according to claim 1 to well device it is characterised in that on described well outer tube (2) and described inner core (8) it
Between place plus sand hopper, the cylindrical drum of one downward back-off of place of described plus sand hopper bottom centre setting, described cylindrical drum diameter
More than described inner core (8) and less than described upper well outer tube (2) and described outer tube of going into the well (7);It is set to around described plus sand hopper
The net of concentric circular annular;Described plus sand hopper top is divided into wide-mouth inverted cone-shaped.
6. according to claim 1 to well device it is characterised in that described fixed connecting rod (6) is provided with inclination angle instrument
Table (4) and azimuth compass (5);Wherein,
Described inclination angle instrument (4) is used for measuring the angle of inclination under described inclination conditions any to well device, for the later stage
During data calculates and analyzes;
Described azimuth compass (5) is used for azimuth when measuring described horizontally embedded to well device, and the data for the later stage calculates
In analysis.
7. according to claim 1 to well device it is characterised in that described balance bubble (1) is oblate column, described flat
Weighing apparatus bubble (1) is used for controlling and entirely described keeps vertical transition when mounted to well device;When burying the described device to well, work as gas
During bubble off-center side, described side should be forced down accordingly, until described bubble is located in centre circle.
8. according to claim 1 to well device it is characterised in that described fixed connecting rod (6) is used for being fixedly connected group
Described upper well outer tube (2) after dress and described outer tube of going into the well (7);Described fixed connecting rod (6) is hollow stem, fixed connecting rod
(6) two ends are nipple, are connected with described upper well outer tube (2) and described upper well inner core (8).
9. according to claim 1 to well device it is characterised in that described each assembly in well device is adopted organic
Glass or PVC material.
10. one kind pull out the well collar it is characterised in that described pull out the well collar (12) for dispose as any one of claim 1-9 weigh
Profit require described to well device;The described well collar (12) that pulls out to well device is reinforcing bar material, and the described well collar (12) that pulls out wraps
Include the collar and lower collar, welded with straight bar bending between the described upper collar and lower collar;
Described upper ring diameter is more than the diameter of described upper well outer tube (2) and described inner core (8), and described upper ring is provided with arch activity
Handle (13);Described lower ring diameter is less than the diameter of described upper well outer tube (2) and described inner core (8).
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CN110793752A (en) * | 2019-10-25 | 2020-02-14 | 山东大学 | Device and method for testing field underground water connectivity |
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