CN208721196U - A kind of Portable ground water level measuring device - Google Patents
A kind of Portable ground water level measuring device Download PDFInfo
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- CN208721196U CN208721196U CN201821783873.4U CN201821783873U CN208721196U CN 208721196 U CN208721196 U CN 208721196U CN 201821783873 U CN201821783873 U CN 201821783873U CN 208721196 U CN208721196 U CN 208721196U
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- Prior art keywords
- reflection unit
- liquid chamber
- shell
- hemispherical shell
- containing liquid
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Abstract
The utility model discloses a kind of Portable ground water level measuring devices, the reflection unit including geodimeter with the light for reflecting geodimeter transmitting；Geodimeter includes cylindrical shell, and cylindrical shell top surface is equipped with level meter, and the light transceiver module that cylindrical shell bottom center is equipped with, cylindrical shell bottom is additionally provided with levelling mechanism；Reflection unit includes hemispherical shell, and the weight body for being fixed on arc surface center is equipped with inside hemispherical shell, and the density of weight body is greater than water density；The plane mirror being sealed on hemispherical shell is equipped in the circular flat of hemispherical shell；Hemispherical shell has containing liquid chamber along hemispherical shell surface is circumferentially uniformly distributed close to one end of plane mirror, it is not more than the liquid of water density in containing liquid chamber filled with density, so that reflection unit can be swum on the water surface, and the weight of weight body can satisfy and flush plane mirror with the water surface.The utility model is capable of forming the reflecting surface of level levelling, easy to carry.
Description
Technical field
The utility model relates to underground water level measurement technical field more particularly to a kind of Portable ground water level measurement dresses
It sets.
Background technique
With the continuous development that the quickening of urbanization process and traffic base are built, and these traffic infrastructures are to people
It brings great convenience.In engineering construction, many size engineering problems are nearly all closely related with the activity of underground water, especially
It is stability of the underground water to the destruction of roadbed, the erosion of bridge pile foundation and reduction tunnel surrounding, wherein groundwater activities
It is the major impetus for collapsing generation, the variation of level of ground water can cause the destruction of Rock And Soil, lead to the generation collapsed, give work order
The construction of position brings very big trouble.It therefore, is essential process to the measurement of level of ground water.
For now, existing underground water level measurement technology has: 1) cable type measures, and has weight in one end system of rope
And transfer to the water surface, judge that the water surface is contacted with weight by artificially perceiving, without electronic alarm signal, DATA REASONING lacks quasi-
True property.2) water quality electric conductivity is utilized, two disconnection electrode the end of a thread of a closed circuit are thrown into well, when the two poles of the earth being waited to contact water
Alarm signal is issued, closed circuit device is taken out and measures distance, but humidity is larger in well and the borehole wall has droplet, easily forms closure
Circuit alarm, causes measurement data mistake.3) emit radar wave method, radar wave is emitted to the water surface by radar, it is anti-through flow surface
It penetrates and receives radar wave, measure the elevation of underground water, this method cost is excessively high, and apparatus guarantee cost is big, inconvenient to carry.
4) electronic probe sensing method, easily there is the phenomenon that damaging and misleading in electronic probe, and during measurement, manpower is needed to mention repeatedly
It rises and decline is popped one's head in, consume a large amount of time and manpower.5) collector dynamic monitor is suitable for fixed point and measures underground water
, measurement is not convenient, and instrument investment is big, and the complicated for operation and management of instrument is cumbersome.6) existing geodimeter, using ground
It is lauched or reflective membrane reflection light.When reflective using the water surface, light will do it transmission and reflection in the water surface, and have impurity or drift in water
When floating object, it cannot be guaranteed that the water surface forms complete horizontal reflective surface, reflecting effect is poor；It is reflective when using reflective membrane reflected light
Film is relatively thin to belong to flexible material, is difficult to be placed into groundwater level in practice and forms the reflective flat of level levelling
Face.
Utility model content
In view of the above shortcomings of the prior art, the utility model provides a kind of Portable ground water level measuring device and measurement
Method solves the technical problem that reflecting surface is difficult to keep level, reflecting effect difference causes measurement accuracy not high in the prior art, energy
The reflecting surface for enough forming level levelling, can be improved measurement accuracy, moreover it is possible to be convenient for carrying.
In order to solve the above-mentioned technical problem, the utility model uses a kind of the following technical solution: Portable underground water
Level measuring arrangement, the reflection unit including geodimeter with the light for reflecting geodimeter transmitting；
The geodimeter includes cylindrical shell, and the cylindrical shell top surface is equipped with level meter, the cylindrical shell bottom
Portion center is equipped with the light transceiver module that can receive and dispatch light along the vertical direction, and the cylindrical shell bottom is additionally provided with leveling machine
Structure；Controller and power supply, the successive input terminal of controller and the information-based output end of light transceiver module are equipped in cylindrical shell
Connection；
The reflection unit includes hemispherical shell, is equipped with inside the hemispherical shell and is fixed on its arc surface center
The density of weight body, weight body is greater than water density；Reflective surface is sealedly connected on the hemispherical shell towards hemispherical shell
Outer plane mirror, the plane mirror are parallel with the circular flat of hemispherical shell；The hemispherical shell is close to flat
There is a containing liquid chamber in one end of face reflective mirror along hemispherical shell surface is circumferentially uniformly distributed, little filled with density in the containing liquid chamber
In the liquid of water density, so that reflection unit can be swum on the water surface, and the weight of weight body can satisfy and make to put down
Face reflective mirror is flushed with the water surface.
Preferably, under measuring state, the reflection unit is swum on the water surface, and the weight of its weight body makes its plane
Reflective mirror is flushed with the water surface, and the geodimeter is laid at the position directly above of reflection unit, and the light of geodimeter
The plane mirror of line transceiver module face reflection unit.
Preferably, the containing liquid chamber is the annular containing liquid chamber around hemispherical shell external surface or inner surface.
Preferably, the containing liquid chamber is the distributed containing liquid chamber for including several liquid storage units, several liquid storage units
It is circumferentially uniformly distributed around hemispherical shell inner surface or outer surface.
Preferably, the containing liquid chamber is to be arranged in hemispherical shell body and disc that is parallel and being located at below plane mirror
Containing liquid chamber.
Preferably, the liquid in the containing liquid chamber is using any one in water, ethyl alcohol and ester liquid.
Preferably, display screen is additionally provided in the cylindrical shell, the signal input part of display screen and the signal of controller are defeated
Outlet connection；The window that can expose display screen is provided on institute's cylindrical shell.
The utility model has the following beneficial effects:
1, the Portable ground water level measuring device of the utility model increases the reflection unit with plane mirror, with flat
Face mirror is more smooth than the water surface as reflecting surface, can generate better reflecting effect to light；In addition, with reflective membrane phase
Than, it will not deform, fold in water, adhesion, stability with higher.
2, reflection unit uses hemispherical shell, balance it can by uniform buoyancy convenient for holding in water, and
And the effect due to configuring body, make the center of gravity of reflection unit in arc surface center, tumbler structure can be thus formed, so that instead
Injection device put into water in after, circular arc portion downward, plane mirror upward, to guarantee plane mirror towards electro-optical distance measurement
Instrument.
3, reflection unit setting is not more than the liquid of water filled with density, so that reflection unit can swim in water
In, along with the weight body of approrpiate wts, plane mirror is flushed with the water surface after enabling to reflection unit to float, and in this way can
Error is reduced, measurement accuracy is improved.
4, geodimeter uses cylindrical shell, and external form rule, without corner angle, and major electrical components are arranged at column
In shape shell, in this way quite convenient for carrying, it is hardly damaged electrical component.Meanwhile cylindrical shell upper and lower surface is plane, is convenient for
Light transmitting module and level meter are installed；
5, the light transceiver module setting of geodimeter is in outer casing bottom, convenient for transmitting light downwards；Level meter setting
In outer casing top surface, convenient for observing the levelness of geodimeter.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of reflection unit in present embodiment；
Fig. 2 is the structural schematic diagram of geodimeter in present embodiment；
Fig. 3 is the circuit block diagram of geodimeter；
Fig. 4 is the original that underground water level measurement is carried out using the Portable ground water level measuring device in present embodiment
Reason figure.
Specific embodiment
The utility model is described in further detail with preferred embodiment with reference to the accompanying drawing.
As shown in Figure 1 to Figure 3, a kind of Portable ground water level measuring device, including geodimeter be used for reflected light
The reflection unit of the light of electrical measurement distance meter transmitting；
The geodimeter includes cylindrical shell 11, and 11 top surface of cylindrical shell is equipped with level meter 14, the cylindricality
11 bottom center of shell is equipped with the light transceiver module 12 that can receive and dispatch light along the vertical direction, and 11 bottom of cylindrical shell is also
Equipped with levelling mechanism 13；Controller and power supply, the successive input terminal and light transceiver module of controller are equipped in cylindrical shell 11
12 information-based output end connection；
The reflection unit includes hemispherical shell 21, is equipped with and is fixed in its arc surface inside the hemispherical shell 21
The density of the weight body 22 of centre, weight body 22 is greater than water density；Reflective surface direction is sealedly connected on the hemispherical shell 21
The external plane mirror 23 of hemispherical shell, the plane mirror 23 are parallel with the circular flat of hemispherical shell 21；It is described
Hemispherical shell 21 has containing liquid chamber 24, institute along 21 surface of hemispherical shell is circumferentially uniformly distributed close to one end of plane mirror 23
The liquid for being not more than water density in containing liquid chamber 24 filled with density is stated, so that reflection unit can be swum on the water surface, and
And the weight of weight body 22 can satisfy and flush plane mirror 23 with the water surface.
Under measuring state, the reflection unit is swum on the water surface, and the weight of its weight body makes its plane mirror
It is flushed with the water surface, the geodimeter is laid at the position directly above of reflection unit, and the light transmitting-receiving of geodimeter
The plane mirror of module face reflection unit.
Portable ground water level measuring device increases the reflection unit with plane mirror 23, using plane mirror as reflection
Face is more smooth than the water surface, can generate better reflecting effect to light；In addition, compared with reflective membrane, it will not be in water
In deform, fold, adhesion, stability with higher.Reflection unit uses hemispherical shell 21, it is made in water can
Made the center of gravity of reflection unit in arc surface convenient for keeping balance, and the effect due to configuring body by uniform buoyancy
Centre, can thus form tumbler structure so that reflection unit investment water in after, circular arc portion downward, 23 court of plane mirror
On, to guarantee plane mirror 23 towards geodimeter.Reflection unit setting is not more than the liquid of water filled with density, from
And reflection unit is floated in water, along with the weight body 22 of approrpiate wts, after enabling to reflection unit to float
Plane mirror 23 is flushed with the water surface, can reduce error in this way, improves measurement accuracy.
The weight of configuration body can be determined by testing, specific: underground water be added in a reservoir, then selection is different
The weight body 22 of quality is fixed in each reflection unit (i.e. bottom in hemispherical shell 21), and sealing plane reflective mirror 23；
Reflection unit is put into container, selects and floats on the reflection dress that the water surface and plane mirror 23 are flushed with the water surface
It sets, using the configuration body weight of the reflection unit as the standard weights of production reflection unit.
Following several forms can be used in present embodiment containing liquid chamber 24:1 is arranged) containing liquid chamber 24 is around hemisphere
The annular containing liquid chamber 24 of 21 outer surface of shape shell or inner surface.2) containing liquid chamber 24 is the distributed storage for including several liquid storage units
Liquid storehouse 24, several liquid storage units are circumferentially uniformly distributed around 21 inner surface of hemispherical shell or outer surface.3) containing liquid chamber 24
For the disc containing liquid chamber 24 in setting hemispherical shell 21 and in parallel and positioned at 23 lower section of plane mirror.
Liquid in containing liquid chamber 24 described in present embodiment is using any one in water, ethyl alcohol and ester liquid
Kind.
This is specifically in mode, and the light transceiver module is laser transmitting-receiving module, and laser direction is good, can improve measurement
Precision.
In present embodiment, display screen, the signal input part of display screen and control are additionally provided in the cylindrical shell
The signal output end of device connects；The window that can expose display screen is provided on institute's cylindrical shell.
In present embodiment, the levelling mechanism includes being distributed in cylindrical shell bottom part ring around light transceiver module
Several leveling spiral feet can make geodimeter horizontal by adjusting leveling spiral foot.
Measuring principle is as shown in figure 4, the Portable ground water level measuring device of present embodiment can be as follows
It uses:
Step 1: from level of ground water hole decentralization reflection unit 2, the floating of reflection unit 2 and the water surface, and plane is reflective
Mirror 23 is flushed with the water surface；Vertical decentralization reflection unit can also be transferred using cord suspension reflection unit.
Step 2: covering center on level of ground water hole and be provided with the backing plate 3 of through-hole, and make through-hole water hole mouthful located underground
It is interior, plate thickness d1；It places on the through-hole of backing plate with a thickness of d2Interim plane mirror 4.
Step 3: by geodimeter 1 to be placed on backing plate 3, and making its light transmitting terminal towards interim plane mirror
4；Then the levelness of geodimeter 1 is adjusted, so that geodimeter 1 can be vertical towards interim plane mirror 4
Transmitting light.
Step 4: starting geodimeter 1, measurement geodimeter 1 arrives the distance of interim plane mirror 4, using as light
Electrical measurement distance meter 1 arrives the measured value h of ground distance1；Then, interim plane mirror 4 is removed from through-hole, measures geodimeter
The distance of plane mirror 23 on 1 to reflection unit 2, i.e. geodimeter 1 arrive the distance h of groundwater level2。
Step 5: the controller correlation formula in geodimeter 1 calculates level of ground water, and following formula can be used and calculate: H2
=H1-H；Wherein, H2Indicate level of ground water；H1Indicate ground elevation；H indicates the height of ground distance Groundwater plane, and
H=h2-h1Δ h, h1Indicate measured value of the geodimeter to ground distance, h2Indicate geodimeter to groundwater level
Distance；Δ h indicates error of the geodimeter to ground distance, Δ h=d1+d2。
Claims (9)
1. a kind of Portable ground water level measuring device, it is characterised in that: including geodimeter and for reflecting electro-optical distance measurement
The reflection unit of the light of instrument transmitting；
The geodimeter includes cylindrical shell, and the cylindrical shell top surface is equipped with level meter, in the cylindrical shell bottom
Centre is equipped with the light transceiver module that can receive and dispatch light along the vertical direction, and the cylindrical shell bottom is additionally provided with levelling mechanism；Column
Controller and power supply are equipped in shape shell, the successive input terminal of controller is connect with the information-based output end of light transceiver module；
The reflection unit includes hemispherical shell, and the counterweight for being fixed on its arc surface center is equipped with inside the hemispherical shell
The density of body, weight body is greater than water density；It is towards hemispherical shell external that reflective surface is sealedly connected on the hemispherical shell
Plane mirror, the plane mirror are parallel with the circular flat of hemispherical shell；The hemispherical shell is anti-by hither plane
There is a containing liquid chamber in one end of light microscopic along hemispherical shell surface is circumferentially uniformly distributed, is not more than water filled with density in the containing liquid chamber
The liquid of density, so that reflection unit can be swum on the water surface, and the weight of weight body can satisfy and keep plane anti-
Light microscopic is flushed with the water surface.
2. Portable ground water level measuring device according to claim 1, it is characterised in that: described under measuring state
Reflection unit is swum on the water surface, and the weight of its weight body flushes its plane mirror with the water surface, the geodimeter
It is laid at the position directly above of reflection unit, and the plane of the light transceiver module face reflection unit of geodimeter is reflective
Mirror.
3. Portable ground water level measuring device according to claim 1, it is characterised in that: the containing liquid chamber is around half
The annular containing liquid chamber of spherical shell outer surface or inner surface.
4. Portable ground water level measuring device according to claim 1, it is characterised in that: if the containing liquid chamber is to include
The distributed containing liquid chamber of dry liquid storage unit, circumferential uniform point around hemispherical shell inner surface or outer surface of several liquid storage units
Cloth.
5. Portable ground water level measuring device according to claim 1, it is characterised in that: the containing liquid chamber is setting half
In spherical shell and disc containing liquid chamber that is parallel and being located at below plane mirror.
6. Portable ground water level measuring device according to claim 1, it is characterised in that: the liquid in the containing liquid chamber
Using any one in water, ethyl alcohol and ester liquid.
7. Portable ground water level measuring device according to claim 1, it is characterised in that: also set in the cylindrical shell
There is display screen, the signal input part of display screen and the signal output end of controller connect；Being provided on institute's cylindrical shell can expose
The window of display screen.
8. Portable ground water level measuring device according to claim 1, it is characterised in that: the levelling mechanism is included in
Several leveling spiral feet that cylindrical shell bottom part ring is distributed around light transceiver module.
9. Portable ground water level measuring device according to claim 1, it is characterised in that: the light transceiver module is
Laser transmitting-receiving module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821783873.4U CN208721196U (en) | 2018-10-31 | 2018-10-31 | A kind of Portable ground water level measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821783873.4U CN208721196U (en) | 2018-10-31 | 2018-10-31 | A kind of Portable ground water level measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN208721196U true CN208721196U (en) | 2019-04-09 |
Family
ID=65983442
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821783873.4U Expired - Fee Related CN208721196U (en) | 2018-10-31 | 2018-10-31 | A kind of Portable ground water level measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986896A (en) * | 2019-12-19 | 2020-04-10 | 广东建源检测技术有限公司 | Depth detection device for water conservancy and hydropower and application method thereof |
| CN111322956A (en) * | 2020-04-08 | 2020-06-23 | 哈尔滨科友半导体产业装备与技术研究院有限公司 | Device capable of automatically measuring height of crystal growing powder in dry pot |
-
2018
- 2018-10-31 CN CN201821783873.4U patent/CN208721196U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986896A (en) * | 2019-12-19 | 2020-04-10 | 广东建源检测技术有限公司 | Depth detection device for water conservancy and hydropower and application method thereof |
| CN111322956A (en) * | 2020-04-08 | 2020-06-23 | 哈尔滨科友半导体产业装备与技术研究院有限公司 | Device capable of automatically measuring height of crystal growing powder in dry pot |
| CN111322956B (en) * | 2020-04-08 | 2022-01-28 | 哈尔滨科友半导体产业装备与技术研究院有限公司 | Device capable of automatically measuring height of crystal growing powder in crucible |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 Termination date: 20191031 |
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| CF01 | Termination of patent right due to non-payment of annual fee |