CN209605900U - Winter level measurement device - Google Patents
Winter level measurement device Download PDFInfo
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- CN209605900U CN209605900U CN201920456945.2U CN201920456945U CN209605900U CN 209605900 U CN209605900 U CN 209605900U CN 201920456945 U CN201920456945 U CN 201920456945U CN 209605900 U CN209605900 U CN 209605900U
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Abstract
The utility model discloses a kind of winter level measurement devices, are related to water utilities, hydrology technology field.When technical problem to be solved in the utility model is winter long term monitoring water level the problem of large labor intensity and the problem of observing difficulty and be also easy to produce error.It include through the outer tube being arranged in ice sheet, positioned at the fixing seat of ice sheet upper surface and perpendicular to ice sheet and through the measuring staff being arranged in outer tube, fixing seat is fixed with outer tube, the lower end of measuring staff is provided with for the location structure with bottom positioning, measuring staff extends along the lower end that direction is provided with length scale and zero graduation line is located at measuring staff, cavity is formed between the outer wall of measuring staff and the inner wall of outer tube, cross-sectional area of the cavity everywhere in axial direction is equal, and cavity is provided with quantitative detection liquid；The lower end of outer tube is provided with the opening with cavity perforation, and the retractable setting that is open.The measuring device structure is simple, and labor intensity is small when use, and observation is convenient, and error is small.
Description
Technical field
This application involves water utilities, hydrology technology field, more specifically to a kind of winter level measurement device.
Background technique
Water level refers to elevation of the table relative to a certain basal plane, is very important hydrographic features, to water balance,
The analysis of gross amount of water resources, water environment has important role.Survey station section water flow can be inquired into using water level prediction, from
And inquire into certain section gross amount of water resources.Water level is an important Con trolling index and city, industrial or agricultural and the life of flood control and emerging benefit
One important indicator of state etc. water.
Winter northern area discharge site still based on artificial observation water level, mainly using ice axe or electric ice auger into
Pedestrian's work ice-breaking is dug biggish ice hole with the liquid level that gains freedom, the measurement of water level is then carried out using Sounding Rod.Winter ice sheet
Thicker, cutting ice hole is extremely difficult, large labor intensity, and hydrographic features need to be heavy every time in daily particular moment repeated measures
New measurement Shi Bingkong freezes once more, need to dig ice hole again, brings biggish physical strength to test to survey station personnel.And use depth measurement
When bar directly carries out level measuring, Sounding Rod is protruded into ice hole, observes table when end in contact stump water gauge under Sounding Rod
Corresponding Sounding Rod scale, table are often below ice sheet upper surface, need that a lower posture is taken to make to regard as far as possible
Line is parallel with table, but sight is always higher in table in actual measurement, and observation is inconvenient and is also easy to produce error.
Therefore, how to solve in the prior art in winter long term monitoring water level when, measurement is both needed to redrilling and causes every time
Large labor intensity, reading is difficult when manpower and material resources waste and observation and is easy because that cannot look squarely table generation error
Problem is those skilled in the art's key technical problem to be solved.
Utility model content
When technical problem to be solved in the utility model is winter long term monitoring water level, measurement is both needed to redrilling every time
Caused by large labor intensity the problem of, and every time observation when reading it is difficult and the problem of be easy to produce error.For this purpose, this is practical new
Type provides a kind of winter level measurement device.
In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions:
The utility model provides a kind of winter level measurement device, includes to run through the outer tube being arranged in ice sheet, position
In the fixing seat of the ice sheet upper surface and perpendicular to the ice sheet and through the measuring staff being arranged in the outer tube, the fixation
Seat is fixed with the outer tube, and the lower end of the measuring staff is provided with for the location structure with bottom positioning, and the measuring staff prolongs along it
Stretch the lower end that direction is provided with length scale and zero graduation line is located at the measuring staff, the outer wall of the measuring staff and the outer tube
Cavity is formed between inner wall, cross-sectional area of the cavity everywhere in axial direction is equal, and the cavity is provided with quantitative inspection
Survey liquid；The lower end of the outer tube is provided with the opening with cavity perforation, and the retractable setting of opening.
Optionally, further include the dustproof cover for sealing the outer tube upper orifice, be provided on the dustproof cover for the survey
The through-hole that bar passes through.
Optionally, the outer tube is provided with outlet tube, and the outlet tube is located at the upside of the fixing seat.
Optionally, the location structure is positioning disk for offseting with stump water gauge, the lower surface of the positioning disk with
The zero graduation line of the measuring staff is overlapped.
Optionally, the outer tube lower end is provided with the guide frame for ensuring measuring staff vertical lift.
Optionally, the measuring staff, which is provided with, turns ruler for measure ice thickness.
Optionally, the guide frame is made of guide collar, nut, and the guide collar is provided with the through-hole passed through for measuring staff
Two and inlet opening one, the nut is provided with the through-hole three passed through for the measuring staff and inlet opening two, the nut and described outer
Pipe is connected through a screw thread, the guide collar be pressed between the nut and the outer tube lower end surface it is fixed, the inlet opening one with
The inlet opening two is correspondingly arranged and is formed the opening, and the measuring staff is provided with sealing cover, and the sealing cover is located at described turn
The upside of ruler and the measuring staff contact point, will when the sealing cover is moved to the measuring staff with the nut lower end face contact
The opening sealing.
Optionally, the guide frame is made of guide collar, nut, and the guide collar is provided with the through-hole passed through for measuring staff
Two, the nut is provided with the through-hole three passed through for the measuring staff, and the nut is connected through a screw thread with the outer tube, described to lead
It is pressed between the nut and the outer tube lower end surface and fixes to circle, the outer tube side part is provided with water inlet pipe, the water inlet pipe
Lower nozzle constitutes the opening, is equipped with solenoid valve at the water inlet pipe lower nozzle.
Optionally, the location structure is the pyramidal structure for the measuring staff to be fixed on to the bottom, the taper
The cross-sectional area of structure is gradually reduced downwards along the measuring staff.
Optionally, the measuring staff is provided with drawing liquid piston, and the drawing liquid piston is elastic material, when the drawing liquid piston with
When the measuring staff is moved in the outer tube, the side of the drawing liquid piston is bonded with the inner wall of the outer tube.
Technical solution provided by the utility model can include the following benefits:
The utility model is provided with outer tube, detection liquid is provided in outer tube, detection liquid freezing point is low, density ratio water is small, no
It is dissolved in water, nontoxic, nonvolatile, detection liquid is not solidified and swum on the water surface of deep place, and the freezing point for detecting liquid is low, makes
The water below liquid must be detected to obtain keeping the temperature without congealing into ice.Therefore: one, obtaining permanent free surface, only need first
Ice hole is dug when installation, can directly be measured every time later, the labout process for digging ice hole is eliminated, and significantly reduces measurement people
The labor intensity of member, saves manpower and material resources.It two,, can using the physical characteristic of detection liquid attachment on the measuring rod when measuring water level
The trace that measuring staff observation detection liquid leaves on the measuring rod is directly above mentioned, converses water level value indirectly.Relative to direct using measurement ruler
Lower posture need to be kept more easy when measurement, and be easy to sight head-up scale, can effectively reduce because Free water cannot be looked squarely
Observation error caused by face.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and together with specification it is used to explain the principle of the application.
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of this winter level measurement device shown in embodiment one；
Fig. 2 is the structural schematic diagram of this winter level measurement device shown in embodiment two；
Fig. 3 is the structural schematic diagram of this winter level measurement device shown in embodiment three；
Fig. 4 is the structure chart of guide collar shown in embodiment two；
Fig. 5 is the structure chart of nut shown in embodiment two；
Fig. 6 is the structure chart of dustproof cover shown in some embodiments；
In figure: 1- handle, 2- dustproof cover, 3- measuring staff, 4- outer tube, 5- fixing seat, 6- ice sheet, 7- detection liquid, 8- guide collar,
9- nut, 10- water body, 11- sealing cover, 12- positioning disk, 13- stump water gauge, 14- turn ruler, the inlet opening 15- two, the inlet opening 16-
One, 17- table, 18- outlet tube, 19- water inlet pipe, 20- solenoid valve, 21- stylus, 22- drawing liquid piston, 23- through-hole one,
24- through-hole two, 25- through-hole three.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they are only and the application
The consistent device or method of some aspects example.
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Hereinafter, being illustrated referring to attached drawing to embodiment.In addition, embodiments illustrated below is not to recorded in claim
Utility model content rise any restriction effect.In addition, the full content of composition represented by following example is not limited to conduct
Necessary to the solution of utility model documented by claim.
Referring to Fig.1, Fig. 2, Fig. 3, the utility model include through the outer tube 4 being arranged in ice sheet, are located at table on ice sheet 6
The fixing seat 5 in face and perpendicular to ice sheet 6 and through the measuring staff 3 that is arranged in outer tube 4, the length of outer tube 4 is greater than level measuring
Range and detection liquid height and, when meeting testing lowest water level detection liquid 7 not from 4 under shed of outer tube inflow water body 10,
Fixing seat 5 and outer tube 4 are fixed, and outer tube 4 should keep vertical state when working, and the lower end of measuring staff 3 is provided with for positioning with the bottom
Location structure, measuring staff 3 extends along the lower end that direction is provided with length scale and zero graduation line is located at measuring staff 3, measuring staff 3
Cavity is formed between outer wall and the inner wall of outer tube 4, cross-sectional area of the cavity everywhere in axial direction is equal, and cavity is provided with quantitative
Detection liquid 7, detection liquid 7 height should be greater than survey station location maximum ice thickness, meet the deicing requirements of measurement；Outer tube 4
Lower end is provided with the opening with cavity perforation, and the retractable setting that is open.Detection 7 freezing point of liquid is low, density ratio water is small, does not dissolve in
Water, it is nontoxic, non-volatile, be easily attached to the surface of solids.Location structure and 13 upper end face contact of stump water gauge, (stump water gauge is preparatory
Setting is E with respect to the elevation of basal plane in the bottom, 13 upper surface of stump water gauge), it is open in the open state, water enters outer tube 4, inspection
It surveys liquid 7 to float on the surface, under normal operating conditions, detects 7 energy following water-level lifting of liquid and be freely lifted, free surface can complete generation
For table 17.Measuring staff 3 is above mentioned, detection liquid 7 is attached to above measuring staff 3, reads the scale on the detection corresponding measuring staff 3 of liquid 7
C.According to law of connected vessels, and the characteristic that detection 7 density ratio water of liquid is low.Know that the upper surface location of detection liquid 7 will be above freedom
(it is imaginary plane can't see but physical presence that the table 17 in period of freezing winter in winter does not bore ice hole to the water surface 17, not and ice
6 lower surface of layer are overlapped, and ice sheet 6 is to swim on water body 10, and a part is sunk in water body 10, and a part exposes table
17) position, and difference in height is D, D is only and the volume V of detection liquid 7, detection liquid 7 are related with the density contrast ρ of water, in detection liquid 7
When for certain volume V, difference in height D is definite value, can obtain accurate numerical value D by measurement at the beginning of installation.Water level is
C-D+E, (E is stump water ga(u)ge level).It is accurate to observe, measuring staff is above first proposed into a distance, it being attached to upper portion
The wiping of detection liquid 7 on measuring staff 3 returns in outer tube 4, and then moving down measuring staff 3 makes positioning disk 12 contact stump water gauge 13, obtains new
Liquid trace is clearly detected, the observation of measuring staff 3 is then above proposed.
Winter is excessively complete, when terminating measurement, which is removed, sufficiently large ice hole is dug, will
Opening closure, measuring staff 3 and outer tube 4 are carried away together, the detection liquid 7 in outer tube 4 is poured into container by 4 upper orifice of outer tube,
Next year can continue to use, while avoid pollution environment.
So set, water and detection liquid 7 in outer tube 4 will not solidify, and form free surface when observing every time later, it can
Water level is directly measured, the heavy labor of repetition drilling is eliminated.Because above mentioning measuring staff 3 makes the trace and the sight parallel read that detect liquid
Scale is taken, middle measuring staff 3 is motionless compared with the existing technology, and bending, which makes sight observe scale with 17 less parallel of table, to be easy
It is more and can reduce because error brought by table cannot be looked squarely in the prior art.
Dustproof cover 2 can also be increased, dustproof cover 2 is provided with the through-hole 1 passed through for measuring staff 3, and elasticity can be used in dustproof cover 2
Dustproof cover 2 is disposed adjacent to not influence to survey at handle 1 upwards by material by flexible fastening when the indefinite position in measuring staff upper end, measurement
Amount, the same day be measured after dustproof cover 2 is placed in downwards 4 upper end cover upper exterior tube of outer tube.So it can prevent sundries from entering outer tube 4
It is interior, the variation of detection 7 volume of liquid is caused, measurement error is generated.Dustproof cover 2 can also be used to quickly scrape and be attached on measuring staff 3
Detection liquid is allowed to flow rapidly into outer tube 4, reduces measurement error.
Outer tube 4 may be provided with outlet tube 18, and outlet tube 18 is located at 5 upside of fixing seat.When removing measuring device, it can will test
Liquid 7 is poured into container by outlet tube 18, is not easy to trickle down, and is toppled over conveniently.
Location structure can be positioning disk 12, and the lower surface of positioning disk 12 is overlapped with the zero graduation line of measuring staff 3.Positioning disk 12
Area is larger, is easy to navigate at the upper surface of stump water gauge 13.
4 lower end of outer tube may be provided with the guide frame for ensuring that measuring staff 3 is vertically moved up or down, and guide frame can be linear bearing group
Part etc., preventing measuring staff 3 from tilting, the trace for making detection liquid 7 be attached to measuring staff is not horizontal to cause error.
Measuring staff 3 is also provided with measurement ice thickness and turns ruler 14, turns 14 one end of ruler and is fixed on measuring staff 3, and the other end is hanging, hangs
Empty one end is greater than the radius of outer tube 4 to the horizontal distance of measuring staff 3.Then the device increases the function of measurement ice thickness.
With reference to Fig. 1, a kind of specific embodiment includes outer tube 4, and outer tube 4 is provided with fixing seat 5 and outlet tube 18, fixing seat
5, outlet tube 18 is to be welded on outer tube 4 and outlet tube 18 is located at the upside of fixing seat 5, and fixing seat 5 is two cuboid balanced weldings
Be connected to 4 two sides of outer tube, 4 lower end of outer tube has been connected through a screw thread nut 9, guide collar 8 be crushed on 4 lower end surface of outer tube and nut 9 it
Between it is fixed, guide collar 8 is provided with through-hole 2 24 and four inlet openings 1, and nut 9 is provided with through-hole 35 and four inlet openings two
15, inlet opening 1 and inlet opening 2 15 are correspondingly arranged, and form opening, are supplied water and are entered in outer tube 4, are provided through in outer tube 4
Measuring staff 3, measuring staff 3 are provided with sealing cover 11 and positioning disk 12, and positioning disk 12 is located at the lower end of measuring staff 3, positioning disk 12, sealing cover 11
It is to weld or be threadedly attached on measuring staff 3, the distance of 11 upper surface of sealing cover to 9 lower end surface of nut is greater than lowest water level
When detection liquid 7 on liquid level arrive the distance of 4 upper surface of outer tube, measuring staff 3 can be mentioned to detection liquid trace higher than 4 upper end of outer tube to meet
Without making sealing cover 11 contact nut 9 when face, to guarantee the measurement of lowest water level；3 upper end of measuring staff has been connected through a screw thread
Handle 1, handle 1 are provided with threaded hole, and measuring staff 3 is provided with external screw thread.Measuring staff 3, which is also provided with, turns ruler for measure ice thickness
14, it is at L-shaped to turn ruler 14, turns 14 horizontal component of ruler and is fixed on 11 downside of sealing cover, turns 14 upper surface of ruler and 11 upper surface of sealing cover
Distance be greater than 9 lower end surface of nut arrive 5 lower end surface of fixing seat distance, with meet measurement smaller ice thickness when, sealing cover 11 will not
Touch nut 9.And the distance of 6 lower surface of ice sheet is greater than lowest water level when turning 14 vertical portion upper surface of ruler distance maximum ice thickness
When detection liquid on liquid level arrive 4 upper surface of outer tube distance, with meet can by measuring staff 3 promoted to representation level scale detection liquid trace
Mark, which turns ruler 14 when being higher than outer tube upper surface, will not touch the lower surface of ice sheet 6.The length for turning 14 horizontal component of ruler is greater than outer tube 4
Radius and be less than 5 length of fixing seat half.The embodiment has the function of to measure water level and two kinds of ice thickness.
Sufficiently large ice hole need to be dug when first installation, measuring staff 3 is extended vertically into ice hole, until positioning disk 12 contacts stump
Water gauge 13 (stump water gauge is set in advance in the bottom, and the elevation of opposite Mr. Yu's basal plane is E), by outer tube 4 by through-hole two (24), leads to
Hole three (25) entangles measuring staff 3 and protrudes into 5 lower surface of ice Kong Zhongzhi fixing seat to be contacted with 6 upper surface of ice sheet, and outer tube 4 obtains tentatively solid
It is fixed, there is water to enter 4 inner cavity of outer tube at this time, be added quantitative detection liquid 7 in outer tube 4, detection 7 freezing point of liquid is low, density ratio water
Small, not soluble in water, nontoxic, non-volatile, optional noncongeable oil covers dustproof cover 2 as detection liquid 7 herein, installs upper handle 1.One
Water regelation after the section time in ice hole freezes outer tube 4 in ice sheet 6.
When measuring water level, dustproof cover 2 need to be opened, above mention measuring staff 3 and read the scale detected on the corresponding measuring staff 3 of liquid trace
C.According to law of connected vessels, and the characteristic that detection liquid density ratio water is low.Know that the upper surface location of detection liquid will be above Free water
Face 17 (table 17 in period of freezing winter in winter does not bore ice hole and can't see, and is the imaginary plane of physical presence, not with ice sheet 6
Lower surface is overlapped, and ice sheet 6 is to swim on water body 10, and a part of submerged, a part exposes table 17), and it is high
Degree difference is D, and it is certain volume V, outer tube 4 in detection liquid that D is only and the volume V of detection liquid, detection liquid are related with the density contrast ρ of water
When the cross-sectional area for the cavity that inner wall is formed with 3 outer wall of measuring staff is equal everywhere, difference in height D is definite value, can be passed through at the beginning of installation
Measurement obtains accurate numerical value.It (when first installation, measures in ice hole and is detected on liquid in table 17 and outer tube 4 respectively
Liquid level obtains D as difference to the distance of 4 upper surface of outer tube.) water level is C-D+E, (E is stump water gauge 13 relative to a certain basal plane
Elevation).Accurately measuring staff above first can be proposed into a distance for observation, the detection liquid of upper portion being attached on measuring staff 3 is wiped
It returns in outer tube 4, then moving down measuring staff 3 makes positioning disk 12 contact stump water gauge 13, obtains new clearly detection liquid trace, so
The observation of measuring staff 3 is above proposed afterwards.
The winter level measurement device also can measure ice thickness: when first installation, recording to work as and turns 14 vertical portion upper end of ruler
When face is overlapped with 5 lower surface of fixing seat (when i.e. ice layer thickness is 0), the scale that 4 upper surface of outer tube corresponds to measuring staff 3 is A.Measure ice
When thick, measuring staff 3 is above mentioned, until the corresponding measuring staff 3 in outer tube upper surface is read when turning 14 upper end 6 lower surface of face contact ice sheet of ruler
Scale B, ice layer thickness are B-A.It should be noted that outer tube 4 freezes in ice sheet, moved up and down with ice sheet, and
6 upper surface of ice sheet is overlapped always with the lower surface of fixing seat 5, and the evaporation of 6 upper surface of ice sheet is negligible.
Winter is excessively complete, when terminating measurement, which is removed, sufficiently large ice hole is dug, on
When mentioning measuring staff 3 to sealing cover 11 and nut 9 and contacting, sealing cover 11 seals inlet opening two, and together by outer tube 4, measuring staff 3 carries away water
Face pours into the detection liquid of outer tube 4 in oil vessel by outlet tube 18, and next year can continue to use, while avoid pollution environment.
So set, water and detection liquid 7 in outer tube 4 will not solidify, and form free surface when observing every time later, it can
Ice thickness, water level are directly measured, the heavy labor of repetition drilling is eliminated.Because above mentioning measuring staff 3 makes to detect liquid trace scale and view
Line is parallel, and middle measuring staff 3 is motionless compared with the existing technology, bends that sight is made to want much easier with 17 parallel observation scale of table
And it can reduce because error brought by table cannot be looked squarely in the prior art.
With reference to Fig. 2, which is that water inlet pipe 19 is provided on outer tube 4, and water inlet pipe 19 is to be welded on outer tube 4, is intake
The lower nozzle of pipe 19 is equipped with solenoid valve 20, and solenoid valve 20 is to be threadedly coupled with water inlet pipe 19, and 4 lower end of outer tube is connected through a screw thread
There is nut 9, guide collar 8 is crushed between 4 lower end surface of outer tube and nut 9 and fixes, and guide collar 8 is provided with through-hole 2 24, and nut 9 is set
It is equipped with through-hole 3 25, guide collar 8 is elastic material, and through-hole 2 24 and measuring staff 3 are interference fit, but can be relatively moved, through-hole three
25 with measuring staff 3 be clearance fit.Distance of the length greater than 9 lower end surface of nut to 5 lower end surface of fixing seat of 14 vertical portion of ruler is turned,
When measuring smaller ice thickness to meet, the horizontal component for turning ruler 14 will not touch nut 9.The horizontal component of ruler 14 is turned to nut 9
Liquid level turns 14 upper surface of ruler to maximum to the distance of 4 upper surface of outer tube on detection liquid when the distance of lower end surface is greater than lowest water level
The distance of 6 lower surface of ice sheet is greater than liquid level on detection liquid and can be mentioned measuring staff 3 with meeting to the distance of 4 upper surface of outer tube when ice thickness
Without making the horizontal component for turning ruler 14 contact nut 9 and turning 14 upper surface of ruler when being higher than 4 upper surface of outer tube to detection liquid trace
6 lower surface of ice sheet will not be touched.19 lower nozzle of water inlet pipe is arranged such and constitutes opening, is opened and closed by solenoid valve 20.
Winter is excessively complete, and when terminating measurement dismounting device, closed electromagnetic valve 20, by measuring staff 3, outer tube 4 takes out together, will examine
Liquid is surveyed to pour into oil vessel.So set, good airproof performance, the measuring staff 3 that detection liquid 7 can be further prevented to be gone up and down brings water body into
In 10.
With reference to Fig. 3,3 lower end of measuring staff is pyramidal structure in the embodiment, and drawing liquid piston 22 is provided on measuring staff 3, and drawing liquid is living
Plug 22 is elastic material, is arranged on measuring staff 3 fluted, through-hole is provided on drawing liquid piston 22, through-hole and the groove on measuring staff 3 are straight
Diameter is equal, and groove diameter is less than the diameter of measuring staff 3, and the thickness of drawing liquid piston 22 is equal with recess width, and drawing liquid piston 22 is stuck in
It is fixed in groove.Measuring staff 3 is inserted into water-bed fixation when installation, this device is not required to install stump water gauge 13 in advance.Pass through survey station water
On schedule, elevation H of 3 upper surface of measuring staff with respect to Mr. Yu's basal plane can be measured using level, outer tube 4 is installed, quantitative detection is added
Liquid, the height for detecting liquid should be greater than survey station location maximum ice thickness, meet the deicing requirements of measurement.By dustproof cover 2 when measurement
It opens.Stylus 21 is protruded into outer tube, 21 upper end of stylus is parallel with 3 upper surface of measuring staff, and lower end is protruded into detection liquid, takes out stylus
21, detection liquid trace is read to the distance L of 21 upper end of stylus, and water level is that (D is liquid level and table on detection liquid to H-L-D
17 difference in height need to measure when installation for the first time).
Winter is excessively complete, and when terminating measurement dismounting device, measuring staff 3 is extracted from the bottom, during above mentioning, drawing liquid piston 22
Enter the inside of outer tube 4, be bonded with 4 inner wall of outer tube, continue above to mention measuring staff 3, drawing liquid piston 22, will hold the water in outer tube 4 with
Detection liquid is allowed to move up, and enters in oil vessel from the outflow of outlet tube 18.Then outer tube 4 and measuring staff 3 are taken out.This dress
It is simple to set structure, measurement accuracy is high and conveniently, and recycling detection liquid is relatively easy to.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments
Unspecified content may refer to the same or similar content in other embodiments.
Although embodiments herein has been shown and described above, it is to be understood that above-described embodiment is example
Property, it should not be understood as the limitation to the application, those skilled in the art within the scope of application can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of winter level measurement device, which is characterized in that include through the outer tube (4) being arranged in ice sheet (6), be located at
The fixing seat (5) of ice sheet (6) upper surface and perpendicular to the ice sheet (6) and through survey in the outer tube (4) is arranged
Bar (3), the fixing seat (5) and the outer tube (4) are fixed, the lower end of the measuring staff (3) be provided with for bottom positioning
Location structure, the measuring staff (3) extend along that direction is provided with length scale and zero graduation line is located under the measuring staff (3)
End, forms cavity, cross of the cavity everywhere in axial direction between the outer wall of the measuring staff (3) and the inner wall of the outer tube (4)
Sectional area is equal, and the cavity is provided with quantitative detection liquid (7)；The lower end of the outer tube (4) is provided with and the cavity
The opening of perforation, and the retractable setting of opening.
2. winter level measurement device as described in claim 1, which is characterized in that further include by the outer tube (4) upper orifice
The dustproof cover (2) of sealing is provided with the through-hole one (23) passed through for the measuring staff (3) on the dustproof cover (2).
3. winter level measurement device as claimed in claim 2, which is characterized in that the outer tube (4) is provided with outlet tube
(18), the outlet tube (18) is located at the upside of the fixing seat (5).
4. winter level measurement device as claimed in claim 3, which is characterized in that the location structure be for stump water
The lower surface of the positioning disk (12) that ruler (13) offsets, the positioning disk (12) is overlapped with the zero graduation line of the measuring staff (3).
5. winter level measurement device as claimed in claim 4, which is characterized in that lower end is provided with the outer tube (4) ensures
The guide frame of measuring staff (3) vertical lift.
6. winter level measurement device as claimed in claim 5, which is characterized in that the measuring staff (3) is provided with for measuring
Ice thickness turns ruler (14).
7. winter level measurement device as claimed in claim 6, which is characterized in that the guide frame is by guide collar (8), spiral shell
Cap (9) is constituted, the through-hole two (24) that the guide collar (8) is provided with inlet opening one (16) and passes through for measuring staff (3), the nut
(9) through-hole three (25) for being provided with inlet opening two (15) and passing through for the measuring staff (3), the nut (9) and the outer tube (4)
It is connected through a screw thread, the guide collar (8) is pressed between the nut (9) and the outer tube (4) lower end surface fixed, the water inlet
Hole one (16) and the inlet opening two (15) are correspondingly arranged and are formed the opening, and the measuring staff (3) is provided with sealing cover (11),
The sealing cover (11) is located at the upside for turning ruler (14) Yu the measuring staff (3) junction, when the sealing cover (11) is with institute
State measuring staff (3) be moved to when the nut (9) lower end face contact by the opening seal.
8. winter level measurement device as claimed in claim 6, which is characterized in that the guide frame is by guide collar (8), spiral shell
Cap (9) is constituted, and the guide collar (8) is provided with the through-hole two (24) passed through for measuring staff (3), and the nut (9) is provided with for institute
The through-hole three (25) that measuring staff (3) passes through is stated, the nut (9) is connected through a screw thread with the outer tube (4), the guide collar (8)
It is pressed between the nut (9) and the outer tube (4) lower end surface and fixes, outer tube (4) side is provided with water inlet pipe (19), institute
It states water inlet pipe (19) lower nozzle and constitutes the opening, water inlet pipe (19) lower end is equipped with solenoid valve (20).
9. winter level measurement device as claimed in claim 3, which is characterized in that the location structure is for by the survey
Bar (3) is fixed on the pyramidal structure at the bottom, and the cross-sectional area of the pyramidal structure gradually subtracts downwards along the measuring staff (3)
It is small.
10. winter level measurement device as claimed in claim 9, which is characterized in that the measuring staff (3) is provided with drawing liquid piston
(22), the drawing liquid piston (22) is elastic material, when the drawing liquid piston (22) is moved to the outer tube with the measuring staff (3)
(4) when interior, the side of the drawing liquid piston (22) is bonded with the inner wall of the outer tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920456945.2U CN209605900U (en) | 2019-04-04 | 2019-04-04 | Winter level measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920456945.2U CN209605900U (en) | 2019-04-04 | 2019-04-04 | Winter level measurement device |
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| Publication Number | Publication Date |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050715A (en) * | 2020-09-08 | 2020-12-08 | 广东钜能建设有限公司 | Detection apparatus for foundation engineering construction sediment thickness |
| CN112833997A (en) * | 2020-12-31 | 2021-05-25 | 中国电建集团中南勘测设计研究院有限公司 | Magnetic water level meter and measuring method thereof |
| CN113124961A (en) * | 2021-04-21 | 2021-07-16 | 松辽水利委员会水文局黑龙江上游水文水资源中心 | A chase after a formula fluviograph for river seals period of freezing |
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2019
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050715A (en) * | 2020-09-08 | 2020-12-08 | 广东钜能建设有限公司 | Detection apparatus for foundation engineering construction sediment thickness |
| CN112833997A (en) * | 2020-12-31 | 2021-05-25 | 中国电建集团中南勘测设计研究院有限公司 | Magnetic water level meter and measuring method thereof |
| CN112833997B (en) * | 2020-12-31 | 2023-01-31 | 中国电建集团中南勘测设计研究院有限公司 | Magnetic water level meter and measuring method thereof |
| CN113124961A (en) * | 2021-04-21 | 2021-07-16 | 松辽水利委员会水文局黑龙江上游水文水资源中心 | A chase after a formula fluviograph for river seals period of freezing |
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