CN205785433U - One automatically descends level measurement device - Google Patents
One automatically descends level measurement device Download PDFInfo
- Publication number
- CN205785433U CN205785433U CN201620719793.7U CN201620719793U CN205785433U CN 205785433 U CN205785433 U CN 205785433U CN 201620719793 U CN201620719793 U CN 201620719793U CN 205785433 U CN205785433 U CN 205785433U
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- China
- Prior art keywords
- line
- external insulation
- lead line
- connecting line
- measurement device
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses one and automatically descend level measurement device, it includes external insulation sleeve, the bottom of described external insulation sleeve is installed with the fixing collet of insulation, the bottom outer wall of described external insulation sleeve is uniform is machined with permeable hole, described insulation is fixed and is vertically installed with left lead line and right lead line on collet, described left lead line and right lead line are arranged in parallel, be slidably installed between two lead lines connecting line, it is provided with buoy on described connecting line, the top of described two lead lines connects power supply and ammeter, connect on described ammeter and have digital switching device and signal transmitting apparatus.Buoy is driven to fluctuate by the fluctuation up and down of underground water level in hydrology hole, connecting line fluctuates the most up and down, electric current is caused to change, by reading the change of ammeter reading, Ground-water level and fluctuation situation can be gone out by inverse in conjunction with digital switching device, signal transmitting apparatus and Ohm's law, easy to use and flexible, is worth of widely use.
Description
Technical field
This utility model relates to a kind of underground water level measurement device, and particularly one automatically descends level measurement device,
Belong to prevent and reduce natural disasters, underground water level automatic monitoring instrument device field in geologic prospect.
Background technology
Underground water level measurement have in fields such as geologic prospect, mine, civilian construction (water intaking) extremely wide meaning and
Effect.Especially in the side slopes such as mining geology, subsoil water has earthshaking impact, having of landslide to slope stability
The saying of " ten sliding nine water ", in the body of slope, subsoil water liquid level raises the upper earthing severe having increased the weight of slope body, weakens slope body simultaneously and resists
Cut intensity, easily induce geological disaster, so in measuring slope body there being Landslide Stability prediction by level of ground water information
Particularly important meaning.Simultaneously in civilian capital construction, measure accurately drink, the change of water level in irrigation well, to maximum limit
The rational management water of degree, saving water resource also has very profound significance.In a word, water table measure is either in geology calamity
Evil prediction, mine disaster early warning and civilian capital construction scheduling water source suffer from immeasurable effect.But current subsoil water
Position monitoring device but also exists following drawback:
1, common inserted link measures, and by the gauge rod of hard contact liquid level is surveyed reading, range is limited, wastes time and energy, essence
Spend low, it is impossible to the most automatically obtain level of ground water information.
2, ultrasound wave measurement, laser measurement, certainty of measurement is greatly improved, but costliness installed by instrument, is not easy to long simultaneously
The measurement of phase.
3, conventional measuring probe needs subsoil water to serve as conducting medium, but due to subsoil water complicated component, the letter surveyed
Cease often error bigger.
Utility model content
This utility model is to provide one and automatically descends level measurement device, by underground water level upper and lower in hydrology hole
Fluctuation drives buoy to fluctuate, and connecting line fluctuates the most up and down, causes electric current to change, by reading ammeter reading
Change, Ground-water level and fluctuation situation can be gone out by inverse in conjunction with digital switching device, signal transmitting apparatus and Ohm's law,
And can be with the measurement of Automatic continuous, what signal transmitting apparatus can synchronize is transferred to level of ground water information in monitoring personnel's hands, should
Utility model is with low cost, and technology is simple and feasible, it is achieved that continuous continual underground water level measurement, easy to use and flexible, value
Must promote the use of.
In order to solve above-mentioned technical problem, the utility model proposes techniques below scheme: a kind of underground water level measurement automatically
Device, it includes that external insulation sleeve, the bottom of described external insulation sleeve are installed with the fixing collet of insulation, described external insulation sleeve
The uniform permeable hole that is machined with of bottom outer wall of cylinder, described insulation is fixed and is vertically installed with left lead line and right depth measurement on collet
Line, described left lead line and right lead line be arranged in parallel, and be slidably installed between two lead lines connecting line, described company
Being provided with buoy in wiring, the top of described two lead lines connects power supply and ammeter, and described ammeter connects number
Word conversion equipment and signal transmitting apparatus.
Described left lead line and right lead line use the iron wire that resistivity is bigger.
Described connecting line uses the copper wire of well conducting.
Collet is fixed in described insulation and external insulation sleeve all uses the electro-insulating rubber goods of hard.
This utility model has the advantages that:
1, after automatically descending level measurement device once to install, reading and transmission data can be surveyed the most automatically, save
Manpower and materials, the most continuous continual measurement improves certainty of measurement and reliability.
2, level measurement device is automatically descended to abandon the usual method with subsoil water as conducting medium, by buoy
Connecting line forms galvanic circle, is carried out the information such as inverse level of ground water by curent change, and precision is higher, and error is little.
3, automatically descend level measurement device overall technology simple, use simple current loop, come by curent change
The information such as monitoring groundwater level fluctuation, technology maturation, each building block cost is low, and should be widely promoted use.
Accompanying drawing explanation
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is main TV structure figure of the present utility model.
Fig. 2 is the top view that this utility model mainly comprises component.
Fig. 3 is this utility model circuit theory diagrams.
In figure: the fixing collet 1 of insulation, connecting line 2, external insulation sleeve 3, left lead line 4, hydrological observation wells 5, power supply 6, electricity
Stream table 7, digital switching device 8, signal transmitting apparatus 9, right lead line 10, buoy 11, underground water level 12, permeable hole 13.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.
Such as Fig. 1-3, one automatically descends level measurement device, and it includes external insulation casing pipe, insulation fixing collet, left depth measurement
Line, right lead line, power supply, ammeter, digital switching device and signal transmitting apparatus, buoy, connecting line.Left lead line, right survey
Deep line, power supply, ammeter, buoy, connecting line are installed in inside external insulation casing pipe, are provided with permeable hole bottom external insulation casing pipe.
Left lead line, right lead line are fixed by the fixing collet of insulation, and described survey line is preferably the iron wire that linear resistivity is bigger.Connect
Line interts and is arranged on buoy, and by buoy, the two ends of connecting line are connected with left and right lead line formation power circuit, described
Connecting line be preferably the copper wire etc. of well conducting.Power supply, ammeter and lead line are connected in series and are installed in external insulation casing pipe top
Portion, digital switching device and signal transmitting apparatus are connected with ammeter.
Further, left lead line, right lead line, power supply, ammeter, buoy, connecting line are installed in external insulation casing pipe
Portion, external insulation casing pipe and interior arrangement thereof put into the hydrological observation wells being drilled with in the lump, set bottom external insulation casing pipe simultaneously
It is equipped with permeable hole, the water in hydrological observation wells can be made to flow in external insulation casing pipe, keep hydrological observation wells and external insulation casing pipe
Internal liquid level flushes.
Further, left lead line, right lead line are fixed on the fixing collet of insulation, and the fixing collet of insulation is fixedly mounted on
The bottom of external insulation casing pipe, described survey line is preferably the iron wire that linear resistivity is bigger, and described insulation is fixed collet and is preferably
There are the electro-insulating rubber goods of the hard of some strength.
Further, connecting line is interspersed to be arranged on buoy, is connected with left and right lead line by the two ends of buoy connecting line
Connect so that left and right lead line, ammeter form power circuit.Described connecting line is preferably the copper wire etc. of well conducting, works as water
In literary composition peephole during liquid fluctuating, in external insulation casing pipe, liquid level synchronizes fluctuation therewith, and buoy drives connecting line to fluctuate up and down, according to
Ohm's law, connecting line moves up and down, the survey line length change of energising, and resistance sends out change, and electric current changes the most therewith.
Further, power supply, ammeter and lead line are connected in series and are installed in external insulation casing pipe top, when in buoy
Connecting line along with liquid level fluctuate up and down time, the electric current in survey line changes, and can be surveyed the change of read current by ammeter,
Can go out Ground-water level and fluctuation situation by inverse in conjunction with digital switching device and Ohm's law, synchronous signal transmitting device will solve
Calculate level of ground water synchronizing information to be sent in indoor monitoring personnel's hands.
Specific works process of the present utility model and operation principle be:
1, first it has been drilled with hydrological observation wells before installing instruments, then left and right lead line has been fixed on the fixing collet of insulation
On, then buoy and connecting line are installed, notice that the two ends of connecting line can be processed into collar shape and be met closely connected with two ends lead line same
Time feature the most moving up and down.
2, adding an external insulation casing pipe outside lead line, buoy, connecting line, external insulation casing pipe preferably has certain strong
Degree PVC composite plastic pipe, is machined with permeable hole bottom external insulation casing pipe simultaneously, it is ensured that the water in hydrological observation wells flows into external insulation
Sleeve pipe so that flush with the liquid level in water-level observation hole, owing to buoyancy buoy connecting line in tow is along with liquid in external insulation casing pipe
The fluctuating in face and fluctuate up and down.
3, power supply, ammeter are connected in series with lead line, are installed in external insulation casing pipe top, digital switching device and signal
Transmitting device is connected with ammeter.The voltage of power supply is U, and the resistance of connecting line is Δ R, and the linear resistivity of left and right survey line is ρ, electricity
The electric current that stream table is surveyed is I, the most then the all-in resistance forming circuit loop is R=2 ρ H+ Δ R (1), then have the Ohm's law can
?Simultaneous (1), (2) can obtainIt is arranged on buoy
Connecting line discrepancy in elevation of liquid level in external insulation casing pipe is Δ h, then having Ground-water level is D=H+ Δ h (4).
4, the voltage U of power supply, the resistance Δ R of connecting line, the linear resistivity ρ of left and right survey line, connecting line are away from liquid level discrepancy in elevation Δ h
Being all definite value, then only need to measure electric current I in loop by ammeter, simultaneous formula (1), (2) i.e. obtain connecting line away from cope levelGround-water level D=H+ Δ H (4).I.e. built with Ground-water level by electric current I
Vertical functional relationship, can go out Ground-water level D by inverse by measured current I.The result of resolving is passed through by digital switching device
Signal transmitting apparatus sends to indoor monitoring personnel's hands, i.e. completes subsoil water position automatic measuring.
In conjunction with accompanying drawing, embodiment of the present utility model is explained in detail, but this utility model is not limited to above-mentioned
Embodiment.Technical staff all can be without prejudice to innovative point of the present utility model and operating procedure, at claims
In, above-described embodiment is modified.Protection domain of the present utility model, should cover such as claims of the present utility model.
Claims (4)
1. automatically descending a level measurement device, it includes external insulation sleeve (3), it is characterised in that: described external insulation sleeve
(3) bottom is installed with the fixing collet (1) of insulation, the bottom outer wall of described external insulation sleeve (3) is uniform be machined with permeable
Hole (13), described insulation is fixed and is vertically installed with left lead line (4) and right lead line (10), described left survey on collet (1)
Deep line (4) and right lead line (10) are arranged in parallel, and be slidably installed between two lead lines connecting line (2), described company
Being provided with buoy (11) in wiring (2), the top of described two lead lines connects power supply (6) and ammeter (7), described electric current
The upper connection of table (7) has digital switching device (8) and signal transmitting apparatus (9).
One the most according to claim 1 automatically descends level measurement device, it is characterised in that: described left lead line (4)
The iron wire that resistivity is bigger is used with right lead line (10).
One the most according to claim 1 automatically descends level measurement device, it is characterised in that: described connecting line (2) is adopted
With the copper wire of well conducting.
One the most according to claim 1 automatically descends level measurement device, it is characterised in that: collet is fixed in described insulation
And external insulation sleeve (3) all uses the electro-insulating rubber goods of hard (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620719793.7U CN205785433U (en) | 2016-07-08 | 2016-07-08 | One automatically descends level measurement device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620719793.7U CN205785433U (en) | 2016-07-08 | 2016-07-08 | One automatically descends level measurement device |
Publications (1)
Publication Number | Publication Date |
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CN205785433U true CN205785433U (en) | 2016-12-07 |
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CN201620719793.7U Expired - Fee Related CN205785433U (en) | 2016-07-08 | 2016-07-08 | One automatically descends level measurement device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109632041A (en) * | 2019-01-23 | 2019-04-16 | 黑河学院 | It is a kind of to detect accurate natural calamity detection device and its detection method |
-
2016
- 2016-07-08 CN CN201620719793.7U patent/CN205785433U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109632041A (en) * | 2019-01-23 | 2019-04-16 | 黑河学院 | It is a kind of to detect accurate natural calamity detection device and its detection method |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20170708 |