CN208059979U - A kind of device measuring underground water lowest water level - Google Patents

A kind of device measuring underground water lowest water level Download PDF

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Publication number
CN208059979U
CN208059979U CN201820401224.7U CN201820401224U CN208059979U CN 208059979 U CN208059979 U CN 208059979U CN 201820401224 U CN201820401224 U CN 201820401224U CN 208059979 U CN208059979 U CN 208059979U
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CN
China
Prior art keywords
fixed plate
reel
nylon wire
floating
water level
Prior art date
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Expired - Fee Related
Application number
CN201820401224.7U
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Chinese (zh)
Inventor
黄林显
邢立亭
郝奇琛
魏东
刘治政
王晓玮
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University of Jinan
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University of Jinan
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Priority to CN201820401224.7U priority Critical patent/CN208059979U/en
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Publication of CN208059979U publication Critical patent/CN208059979U/en
Expired - Fee Related legal-status Critical Current
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Abstract

A kind of device measuring underground water lowest water level, is related to hydrologic monitoring technical field, for solving the problems, such as the lowest water level detection difficult existing in the prior art to underground water.A kind of device measuring underground water lowest water level, including fixed plate, reel, nylon wire and floating, the reel is rotatably connected in the fixed plate, the one ends wound of the nylon wire is on the reel, the other end of the nylon wire ties up in the floating, the floating is in coniform, when the pulling force of the nylon wire is not less than the gravity of the floating nylon wire stretchy reel rotation when pulling force of the nylon wire is less than the gravity of the floating described in it is static around the relatively described fixed plate of reel.Advantageous effect is can effectively to monitor the lowest water level in a period of time, have it is at low cost, measure accurate technique effect.

Description

A kind of device measuring underground water lowest water level
Technical field
The utility model is related to hydrologic monitoring technical field, specifically a kind of dress measuring underground water lowest water level It sets.
Background technology
Underground water is the important resource of water supply in many cities of important component and the northern area of China of water resource, These regional underground water in for water inventory proportion often beyond 50%, some cities can even be up to 80% with On, therefore the rational exploitation and utilization of underground water has the socio-economic development and improvement of the ecological environment of China's especially northern area There is highly important effect.In recent decades, with the continuous development of China's economic society, groundwater resources yield increasingly increases Add, underground water pollution aggravates, and makes rational planning for due to lacking and effectively supervises, is allowed to produce and regionally descends water level decreasing, water A series of exhausted, and then the ecologies such as induce surface subsidence, ground fissure, seawater invasion, the soil salinization and desertification of land in source ground And the problems of geo-environment, these problems directly affect the sustainable use of groundwater resources, also restrict the complete of economic society Face, harmonious and sustainable development.Therefore, it is necessary to formulate and implement the related management and Conservation strategies of groundwater resources.
The reasonable implementation of Groundwater Resource Management and Conservation strategies is needed to the benefit diameter row of local ground watering and migration rule It is fully understood, and underground water lowest water level is then one of important elements.Such as in the inaccurate minimum water of underground water Position measurement data in the case of carry out groundwater resources development, often due to the increase of hydraulic gradient pollute it is further The serious consequences such as deterioration, surface subsidence and saline Land.Therefore how efficiently and accurately, simply save to the minimum water of underground water Position, which measures, just becomes particularly important.Traditional survey clock method is only applicable to no closed motor-pumped well since the visual field limits;It is double to lead Line conductive method forms current loop when being contacted with the water surface, will be shown on universal meter by the way that two conducting wires are put into well Show reading.Such method conducting wire is when being put into well, it is easy to hang water on the borehole wall or metal well casing contacts, be formed into a loop, make At error;Electric lead is easy to happen bending in measurement process simultaneously, will also result in error.Utility model CN201620339799.1 draws tape measure by weight, though and it sticks changeable colour test paper in tape measure bottom end and can solve above-mentioned ask Topic, but as above two method, maximum drawback be due to underground water lowest water level need to carry out long-term observation it is (several - one year a month) it can obtain, therefore special messenger need to be arranged frequently to be measured to measurement point, cause a large amount of manpower and materials to lose.
Further for some it is other can with the advanced measuring instrument and method of real-time Transmission measurement data, as supercritical ultrasonics technology, Laser infrared collimation method and resistivity scaling method, it is expensive, electric drive is needed, is not easy to organize work in the wild, increases survey The difficulty and cost of amount;If no special messenger keeps an eye on, instrument is easily lost, and causes economic loss, and the measurement of such method Precision is not often high (such as laser method range error often reaches 0.5m).
So the problem of lowest water level detection difficult to underground water exists in the prior art.
Utility model content
The purpose of this utility model is to provide a kind of devices measuring underground water lowest water level, for solving the prior art Present in the lowest water level detection difficult of underground water the problem of.
The technical solution adopted by the utility model to solve its technical problems is that:
A kind of device measuring underground water lowest water level, including fixed plate, reel, nylon wire and floating, the coiling Wheel be rotatably connected in the fixed plate, the one ends wound of the nylon wire on the reel, the nylon wire it is another End ties up in the floating, the floating in coniform, when the pulling force of the nylon wire not less than the floating gravity when Wait nylon wire stretchy reel rotation, when the pulling force of the nylon wire is less than the gravity of the floating described in around The relatively described fixed plate of reel is static.
Further, nail has shaft nail, the reel nail to be nailed in shaft in the fixed plate, and the reel is to turn Axis nail is that center of rotation is rotatably connected in the fixed plate.
Further, the fixed plate is horizontally disposed, and the shaft nail is arranged perpendicular to the fixed plate, the fixed plate Upper nail has around tailor's tack, and the nylon wire is bypassed around tailor's tack, and the fixed plate is equipped with threading hole, and the nylon wire is from threading hole It passes through, positioned at the lower section of the fixed plate, shaft nail around tailor's tack and threading hole in the fixed plate is in three for the floating Angular distribution.
Further, ratchet and pawl arrangement is equipped between the reel and the fixed plate.
Further, the shaft that the reel rotates in the fixed plate is horizontally disposed.
Further, the shaft that the reel rotates in the fixed plate is vertically arranged, and is rotated in the fixed plate It is connected with fixed pulley, the nylon wire bypasses the fixed pulley, and the fixed plate is equipped with threading hole, and the nylon wire is from described It is passed through in threading hole, the distribution triangular in shape in the fixed plate of the shaft of fixed pulley, the shaft of reel and threading hole.
The utility model has the beneficial effects that:
A kind of device measuring underground water lowest water level provided by the utility model is monitoring underground using the utility model When water level, floating is placed into hydrogeological well first so that float on the water surface of hydrogeological well, after allowing Fixed plate is fixed at the pithead position of hydrogeological well, then rotates reel manually, reel is made to carry out nylon wire Coiling works, until keeping nylon wire just exceptionally straight under the gravity of floating.At this point, if reel 2 is first fixed on fixation It (namely prevents reel from rotating) on plate, then again removes fixed plate from the well head of hydrogeological well, then will drift It is floating to be taken out from hydrogeological well, at this time the height of level of ground water at this time can be extrapolated by measuring the unwrapping wire length of nylon wire Degree, so, the utility model has the technique effect for measuring level of ground water.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment one;
Fig. 2 is the structural schematic diagram of embodiment two;
Fig. 3 is the structural schematic diagram of embodiment three;
In figure:1 fixed plate, 11 shafts nail, 12 around tailor's tack, 13 ratchet and pawl arrangements, 14 fixed pulleys, 15 threading holes, 2 coilings Wheel, 3 nylon wires, 4 floatings.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model Apply example, the every other embodiment that those of ordinary skill in the art are obtained without making creative work, all Belong to the range of the utility model protection.
As shown in Figure 1 to Figure 3, the utility model includes fixed plate 1, reel 2, nylon wire 3 and floating 4.2 turns of reel Dynamic to be connected in fixed plate 1, on reel 2, the other end of nylon wire 3 ties up in floating 4 one ends wound of nylon wire 3.Drift Floating 4 be in coniform, and nylon wire stretchy reel 2 rotates when the pulling force of nylon wire 3 is not less than the gravity of floating 4, when The pulling force of nylon wire 3 is less than static around 2 opposing fixed plate 1 of reel when the gravity of floating 4.
As shown in Figure 1 to Figure 3, when monitoring level of ground water using the utility model, floating is placed into water first In literary geology well so that floating 4 floats on the water surface of hydrogeological well, and fixed plate 1 is fixed on hydrogeological well after allowing At pithead position, reel 2 is then rotated manually, reel 2 is made to carry out coiling work to nylon wire 3, until nylon wire 3 is made to exist It is just exceptionally straight under the gravity of floating.At this point, if first reel 2, which is fixed in fixed plate, (namely prevents reel from sending out Raw rotation), then fixed plate 1 is removed from the well head of hydrogeological well again, then floating 4 is taken out from hydrogeological well, The height of level of ground water at this time can be extrapolated by measuring the unwrapping wire length of nylon wire 3 at this time, so, the utility model has Measure the technique effect of level of ground water.
In addition to above-mentioned technique effect, the utility model can also measure the most low land of the underground water within a period of time Lower water level.For example, it is desired to when minimum level of ground water within this period of time of measuring A to time B, monitoring personnel The utility model is placed in hydrogeological well in the manner described above when time A first, and nylon wire 3 is made to be in lucky Then exceptionally straight state makes the utility model be placed in hydrogeological well to time B.If the period in time A to time B Interior, water level has the case where decline to occur, then just will appear nylon wire 3 pulling force be equal to even be more than floating 4 dead weight (when When having water in floating), nylon wire 3 carries out the work of unwrapping wire from reel 2 at this time, if in time A to B, water level decreasing Rise again later, then floating 4 is swum on the water surface after rising due to water level, so, the pulling force of nylon wire 3 is less than floating Dead weight, reel 2 and without setting-out work at this time.So over time, become, by measuring nylon wire 3 in the hydrology Profit margin in geology well (pulls nylon wire 3 to make the nylon pulled when nylon wire 3 is just exceptionally straight in the upper end of hydrogeological well The length of line), you can the maximum value for obtaining the water level decreasing in time A to time B, so as to extrapolate in this period The minimum of water level.
On the basis of above-mentioned, the implementation of the utility model has for example but is not limited only to following three kinds of modes.
Embodiment one:
As shown in Figure 1, present embodiment on the basis of above-mentioned specifically, in fixed plate 1 nail have shaft follow closely 11, reel On shaft nail 11, reel 2 is rotatably connected on for center of rotation in fixed plate 12 nails with shaft nail 11.1 level of fixed plate is set It sets, shaft nail 11 is arranged perpendicular to fixed plate 1, and there is around tailor's tack 12 nail, nylon wire 3 is bypassed around tailor's tack 12, fixed plate in fixed plate 1 1 is equipped with threading hole 15, and nylon wire 3 is passed through from threading hole 15, and floating 4 is located at the lower section of fixed plate 1, shaft nail 11, coiling Nail 12 and the distribution triangular in shape in fixed plate 1 of threading hole 15.
As shown in Figure 1, present embodiment follows closely 11 by the way that shaft is arranged, and since reel 2 is followed closely on shaft nail 11, institute Frictional force is formed with shaft nail 11 and reel 2, the frictional force of 11 pairs of right line wheels is followed closely by shaft to ensure the drawing in nylon wire 3 When power is less than the gravity of floating 4, reel 2 remains static.Present embodiment follows closely 11 by the way that shaft is arranged so that this The making of utility model has the effect of convenient material drawing.The utility model is set to have the effect of that production cost is low.Present embodiment By be arranged around tailor's tack 12 and threading hole 15, and by shaft follow closely 11, around 15 distribution triangular in shape of tailor's tack 12 and threading hole, surveying When measuring profit margin of the nylon wire in hydrogeological well, be conducive to the above-mentioned triangle in fixed plate 1 by nylon wire 3 Part in region is fixed in fixed plate 1, to be conducive to improve the order of accuarcy of the measurement to surplus part.Pass through setting Around tailor's tack 12, there is convenient material drawing, the low effect of production cost.
Embodiment two:
As shown in Fig. 2, being equipped with ratchet and pawl arrangement 13 between reel 2 and fixed plate 1.Present embodiment is by being arranged spine Take turns detent mechanism 13, it can be ensured that the resistance that reel 2 is born in the rotation after long-time use, which is thrown away, not to be occurred Variation, so that it is guaranteed that the utility model can prolonged normal use, improve it is accurate during measuring lowest water level Degree.The shaft that reel 2 rotates in fixed plate 1 is horizontally disposed, this can facilitate setting-out work.
Embodiment three:
As shown in figure 3, being equipped with ratchet and pawl arrangement 13 between reel 2 and fixed plate 1, present embodiment is by being arranged spine Take turns detent mechanism 13, it can be ensured that the resistance that reel 2 is born in the rotation after long-time use, which is thrown away, not to be occurred Variation, so that it is guaranteed that the utility model can prolonged normal use, improve it is accurate during measuring lowest water level Degree.The shaft that reel 2 rotates in fixed plate 1 is vertically arranged, and fixed pulley 14, nylon wire 3 are rotatably connected in fixed plate 1 Around fixed pulley 14, fixed plate 1 is equipped with threading hole 15, and nylon wire 3 is passed through from threading hole 15, the shaft of fixed pulley 14, around Shaft and threading hole 15 distribution triangular in shape in fixed plate of line wheel 2, present embodiment ensure unwrapping wire by the way that fixed pulley is arranged Work smooth degree, fixed pulley 14, reel 2 and threading hole 15 Triangle-Profile, be conducive to that nylon wire is pressed and consolidated It is scheduled in fixed plate, is conducive to staff and measures profit margin.

Claims (6)

1. a kind of device measuring underground water lowest water level, characterized in that including fixed plate, reel, nylon wire and floating, institute It states reel to be rotatably connected in the fixed plate, the one ends wound of the nylon wire is on the reel, the nylon wire The other end tie up in the floating, the floating is in coniform, when the pulling force of the nylon wire is not less than the weight of the floating Nylon wire stretchy reel rotation when power, when the pulling force of the nylon wire is less than the gravity of the floating The relatively described fixed plate of the reel is static.
2. a kind of device measuring underground water lowest water level according to claim 1, characterized in that followed closely in the fixed plate There are shaft nail, the reel nail to be nailed in shaft, the reel is rotatably connected on described solid using shaft nail as center of rotation On fixed board.
3. a kind of device measuring underground water lowest water level according to claim 2, characterized in that the fixed plate level Setting, the shaft nail are arranged perpendicular to the fixed plate, and being followed closely in the fixed plate has around tailor's tack, and the nylon wire bypasses coiling Nail, the fixed plate are equipped with threading hole, and the nylon wire is passed through from threading hole, and the floating is located under the fixed plate Side, the shaft nail, the distribution triangular in shape in the fixed plate around tailor's tack and threading hole.
4. a kind of device measuring underground water lowest water level according to claim 1, characterized in that the reel and institute It states and is equipped with ratchet and pawl arrangement between fixed plate.
5. a kind of device measuring underground water lowest water level according to claim 4, characterized in that the reel is in institute It is horizontally disposed to state the shaft rotated in fixed plate.
6. a kind of device measuring underground water lowest water level according to claim 4, characterized in that the reel is in institute It states the shaft rotated in fixed plate to be vertically arranged, fixed pulley is rotatably connected in the fixed plate, the nylon wire is around described Fixed pulley, the fixed plate are equipped with threading hole, and the nylon wire is passed through from the threading hole, the shaft of fixed pulley, coiling Shaft and the threading hole distribution triangular in shape in the fixed plate of wheel.
CN201820401224.7U 2018-03-23 2018-03-23 A kind of device measuring underground water lowest water level Expired - Fee Related CN208059979U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820401224.7U CN208059979U (en) 2018-03-23 2018-03-23 A kind of device measuring underground water lowest water level

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820401224.7U CN208059979U (en) 2018-03-23 2018-03-23 A kind of device measuring underground water lowest water level

Publications (1)

Publication Number Publication Date
CN208059979U true CN208059979U (en) 2018-11-06

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ID=63989669

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820401224.7U Expired - Fee Related CN208059979U (en) 2018-03-23 2018-03-23 A kind of device measuring underground water lowest water level

Country Status (1)

Country Link
CN (1) CN208059979U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116946903A (en) * 2023-09-15 2023-10-27 中国煤炭地质总局勘查研究总院 Monitoring equipment for long-term monitoring of water body in geological storage observation well

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116946903A (en) * 2023-09-15 2023-10-27 中国煤炭地质总局勘查研究总院 Monitoring equipment for long-term monitoring of water body in geological storage observation well
CN116946903B (en) * 2023-09-15 2023-11-24 中国煤炭地质总局勘查研究总院 Monitoring equipment for long-term monitoring of water body in geological storage observation well

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20181106

Termination date: 20210323