CN206353046U - One kind measurement water-level gauge - Google Patents
One kind measurement water-level gauge Download PDFInfo
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- CN206353046U CN206353046U CN201720004177.8U CN201720004177U CN206353046U CN 206353046 U CN206353046 U CN 206353046U CN 201720004177 U CN201720004177 U CN 201720004177U CN 206353046 U CN206353046 U CN 206353046U
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- Prior art keywords
- line
- measurement
- protective case
- weight
- electrode
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Abstract
Water-level gauge is measured the utility model discloses one kind, its drip irrigation device is to include support frame, the wrap-up and measurement apparatus being fixed on support frame, measurement apparatus includes the measuring electrode being sequentially connected, measure line, power supply, connecting line, return line, display device and loop electrode, measure line, return line and connecting line are electric wire, measuring electrode and loop electrode are fixed on weight, and measuring electrode is located on loop electrode, measurement line and return line are wrapped on wrap-up, the protective case of insulation is connected with measuring electrode, protective case is the pipe set perpendicular to weight, the inner ring of protective case is adapted with measurement line, measuring electrode is stretched out in the one end of protective case away from weight, the effect for the interference that can reduce external water source is reached.
Description
Technical field
The utility model is related to a kind of level measurement device, more particularly to a kind of measurement water-level gauge.
Background technology
In foundation pit dewatering project, it is often necessary to measure water level in dewatering well, how accurately to grasp groundwater dynamic very
It is necessary.Water level is measured usually using water-level gauge.
The Chinese patent of existing water-level gauge, such as Application No. 201320001110.0, disclose it is a kind of removably under
Aqueous electron water-level gauge.Including support meanss, a rotating device is installed in support meanss, uniform winding is carved on the spinning device
Wire A, scale wire B and wire C are spent, wherein wire A one end is as electrode A, and the other end connects the negative pole of dry cell；Wire B
One end is connected to light emitting diode as electrode B, the other end；Wire C connects the positive pole of light emitting diode and dry cell, composition
Not closed circuit；Dry cell is fixed on inside rotating device, and light emitting diode is fixed on the movable disk of rotating device one end
On；Electrode A and electrode B are fixed on gauge head, gauge head bottom connection weight, provided with record zero point on gauge head.
But this water-level gauge, electrode can easily disturb in decentralization process by the external water source such as the water on the borehole wall,
Wrong measurement is caused with the upper water source formation loop of the borehole wall.
Utility model content
The purpose of this utility model is to provide a kind of measurement water-level gauge, can reduce the interference at external water source.
Above-mentioned technical purpose of the present utility model technical scheme is that：
One kind measurement water-level gauge, including support frame, the wrap-up that is fixed on support frame and measurement apparatus, measurement apparatus
Including the measuring electrode being sequentially connected, measurement line, power supply, connecting line, return line, display device and loop electrode, measure line, return
Route and connecting line are electric wire, and measuring electrode and loop electrode are fixed on weight, and measuring electrode is located at loop electrode
On, measurement line and return line are wrapped on wrap-up, the protective case of insulation are connected with measuring electrode, protective case is vertical
The pipe set in weight, the inner ring of protective case is adapted with measurement line, and measuring electrode is stretched out in the one end of protective case away from weight.
It is conductive using water by using above-mentioned technical proposal, it is whole when measuring electrode and loop electrode are each fallen within water
Complete loops are formed in the circuit of measuring system composition, display device shows electric current, that is, represent and reach water level.It is exhausted by setting
The protective case of edge can include measuring electrode, the one end of measuring electrode away from weight is exposed from protective case, can
To reduce the interference at the external water source such as the water on the borehole wall, it is to avoid cause showing for mistake measurement in the upper water source formation loop for the borehole wall occur
As.The possibility that other article contacts electrodes deform measuring electrode can be reduced simultaneously, contribute to protection electrode.
Preferably, protective case is made up of plastics.
By using above-mentioned technical proposal, the insulation of protective case is realized using plastics, it is economical and practical, easy to process.
Preferably, protective case is connected with rubber sealing boot close to one end of weight.
By using above-mentioned technical proposal, set sealing shroud to reduce water and enter from protective case with measuring the gap of line straight line
Enter, the possibility of contact measurement electrode.The possibility that further reduction mistake is measured.
Preferably, the top half of end face of the protective case away from weight is connected with gear edge.
By using above-mentioned technical proposal, gear is set along that can reduce the possibility of water sputtering contact measurement electrode, simultaneously
The possibility that other article contacts electrodes deform measuring electrode can be further reduced, contributes to protection electrode.
Preferably, the latter half of the inwall of the one end of protective case away from weight is obliquely installed, and close to one end of weight
It is higher.
By using above-mentioned technical proposal, set inwall to tilt and be easy to water to be flowed out from protective case, reduce moisture in protection
Accumulation in set, the possibility that reduction electrode gets rusty, contributes to protection electrode.
Preferably, weight is screw-thread steel of the diameter between 16mm to 20mm, the long 15cm of screw-thread steel, the screw-thread steel outsourcing
Wrap up in insulative water-proof adhesive plaster.
By using above-mentioned technical proposal, on the premise of weight insulation is ensured, the small volume of weight is easy to carry,
Weight, which possesses enough weight, simultaneously can draw measurement line and return line to be immersed in the water.
Preferably, display device is microampere meter.
By using above-mentioned technical proposal, display device is set to microampere meter, shows sensitive without delayed, is easy to see
Survey.
In summary, the utility model has the advantages that：
Avoid the occurrence of the phenomenon that the upper water source formation loop of the borehole wall causes mistake to measure；Contribute to protection electrode；Through
Ji is economical, easy to process；It is easy to observation.
Brief description of the drawings
Fig. 1 is measurement water-level gauge principle schematic（Label 4 only indicates meter ruler position in figure）；
Fig. 2 is the connection diagram of protective case and measuring electrode.
Fig. 3 is the structural representation of protective case；
Fig. 4 is the structural representation of locating piece；
Fig. 5 is the structural representation of support frame；
Fig. 6 is the enlarged drawing at A in Fig. 5；
Fig. 7 is the sectional view at limited block.
In figure, 1, support frame；11st, pole；12nd, pulley；13rd, groove；131st, slipmat；14th, slideway；15th, inserting slot；2、
Wrap-up；21st, roll stand；22nd, wind-up roll；23rd, handle；3rd, measurement apparatus；31st, measuring electrode；32nd, loop electrode；33rd, measure
Line；331st, locating piece；34th, return line；35th, connecting line；36th, microampere meter；37th, power supply；38th, weight；4th, meter ruler；51st, limited block；
52nd, mouth is passed through；53rd, briquetting；54th, sliding block；55th, jacking block；56th, connecting rod；6th, protective case；61st, mounting；62nd, edge is kept off；7th, sealing shroud.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical accompanying drawing
Mark is represented.It should be noted that the word "front", "rear", "left", "right", the "up" and "down" that are used below in description refer to
It is the direction in accompanying drawing, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometry
The direction at center.
One kind measurement water-level gauge, as shown in figure 1, including support frame 1, with reference to shown in Fig. 5, winding is connected with support frame 1
Device 2, roll stand 21 that wrap-up 2 includes being fixed in support frame 1, the cylindrical wind-up roll 22 that is rotatably connected in roll stand 21 with
And it is fixed in the handle 23 on the axial end of wind-up roll 22.
As shown in figure 1, being provided with measurement apparatus 3 on support frame 1, measurement apparatus 3 includes being fixed in the upper surface of support frame 1
Microampere meter 36 and power supply 37, are connected between microampere meter 36 and power supply 37 by connecting line 35.Connecting line 35 is connected to power supply 37
On the negative pole of negative pole and microampere meter 36, the positive pole of power supply 37 is connected with measurement line 33, and the positive pole of microampere meter 36 is connected with return line
34.Connecting line 35, return line 34 and measurement line 33 are identical electric wire.Measurement line 33 and return line 34 is longer is wrapped in receipts
On winding up roller 22.
As shown in Fig. 2 the one end of measurement line 33 and return line 34 away from power supply 37 removes crust 1cm as measurement electricity respectively
Pole 31 and loop electrode 32.The end for measuring line 33 and return line 34 is bent 90 degree, makes measuring electrode 31 and loop electrode 32
It is vertical with measurement line 33 and return line 34 itself.
Measuring electrode 31 and loop electrode 32 are fixed on a weight 38 with waterproof insulation tape.Weight 38 is diameter
Screw thread bracing members between 16mm to 20mm, the length of screw-thread steel is 15cm, and screw-thread steel wraps up insulative water-proof glue for surface
Cloth.When measuring line 33 and return line 34 naturally droops weight 38 as catenary, measuring electrode 31 is located at loop electrode 32
Top.
With reference to shown in Fig. 3, the protective case 6 that plastics are made is arranged in measuring electrode 31, protective case 6 is tubular.Protection
Set 6 axis perpendicular to weight 38 axis and be bonded on weight 38.The inner ring of protective case 6 is mutually fitted with measuring the outer wall of line 33
Match somebody with somebody.It is connected with the middle part of the inwall of protective case 6 on mounting 61, mounting 61 and is provided with the through hole being adapted with measuring electrode 31.Measure line 33
The part of bending is respectively from protective case 6 in one end insertion protective case 6 of weight 38.Measuring electrode 31 is from logical on mounting 61
Stretched out in hole, and the distance at mounting 61 to the edge of protective case 6 is more than the length that measuring electrode 31 stretches out mounting 61.
The top half of end face of the protective case 6 away from weight 38 is connected with semicircular gear along 62.Protective case 6 is away from weight
The inner ring of 38 one end is tilted down, and lower apart from the more remote inner round portion of weight 38.It is easy to water to flow out.
Sealing shroud 7 is arranged with protective case 6, sealing shroud 7 is tubular.The inner ring of sealing shroud 7 is two sections, and wherein one end covers
It is located at the outer ring on protective case 6 with protective case 6 to be interference fitted, another section is set on measurement line 33 and the outer ring with measuring line 33
Interference fit.Protective case 6 and sealing shroud 7 also are provided with return line 34, its attachment structure is identical with the attachment structure for measuring line 33.
With reference to shown in Fig. 1 and Fig. 4, locating piece 331 is connected with measurement line 33, locating piece 331 is cylinder and locating piece
331 edge is fillet structure.Coaxial through hole is provided with locating piece 331, measurement line 33 is passed through from the through hole.Measure line
33 from occurring bending place and start to indicate 1m graduation mark at one meter, sets graduation mark its numerical value to pass successively every one meter afterwards
Plus.Locating piece 331 is correspondingly provided with one at each graduation mark and the upper surface of sprocket bit block is overlapped with graduation mark.Locating piece
331 are marked with numerical value corresponding with graduation mark.
As shown in figure 5, support frame 1 includes the pole 11 that one end is vacantly stretched out, the upper surface of pole 11 is provided with the offline of rectangle
Pulley 12 is rotatably connected in groove 15, inserting slot 15.Pulley 12 socialize level and with the diameter parallel of wind-up roll 22.Pulley 12
Periphery be provided with the annular groove coaxial with pulley 12.The top of measurement line 33 and return line 34 from pulley 12 bypasses and is located at ring
In shape groove.Measurement line 33 and return line 34 are passed through from inserting slot 15.
Bayonet unit is provided with pole 11, bayonet unit includes being fixed in the length for being connected with and being vertically arranged at inserting slot 15
The limited block 51 of bar shaped, limited block 51 is fixed in the lower surface of pole 11 by the L shaped plate of bending.Limited block 51 is transparent modeling
Material is made, and is easy to check position of the locating piece 331 in limited block 51.The top of limited block 51 is provided with by mouth 52, passes through mouth
52 run through the upper and lower surface of limited block 51, and the cross section for making limited block 51 is in " returning " font.Limited block 51 is arranged on pulley 12
Lower section, measurement line 33 and return line 34 are passed through from by mouth 52.Limited block 51 is affixed on the side wall of the axis of pulley 12
There is meter ruler 4, meter ruler 4 is vertically arranged.The zero graduation line of meter ruler 4 is top to be set and concordant with the bottom surface of support frame 1.
Bayonet unit also includes the briquetting 53 of clamping measurement line 33 and return line 34.Limited block 51 is towards the end of wind-up roll 22
Two through holes are provided with face, the through hole is arranged on the two ends of meter ruler 4, and is plugged with a briquetting 53 in through hole respectively.Briquetting
53 can in the horizontal direction slide in through hole.The one end of briquetting 53 away from measurement line 33 is fixed in a connecting rod being vertically arranged 56
On, the one end of connecting rod 56 away from briquetting 53 is connected with sliding block 54.Sliding block 54 is that the strip with bending is shaft-like.
Horizontal slideway 14 is provided with pole 11, sliding block 54 can be in slideway in one section of insertion slideway 14 away from briquetting 53
In 14 slidably.Slideway 14 is provided with rectangular recess 13 close to one end of wind-up roll 22, and sliding block 54 is stretched into groove 13.Sliding block 54
End away from briquetting 53 is rotatably connected to the jacking block 55 of strip, the pivot center of jacking block 55 and the pivot center of wind-up roll 22
Center parallel and through jacking block 55.The edge rounding of jacking block 55.The upper and lower surface of groove 13 is smaller than jacking block 55
Length.The spacing of close and away from briquetting 53 the end face of groove 13 is more than the length of jacking block 55.The surface of groove 13 is connected with rubber
The slipmat 131 that glue is made.
In use, with reference to shown in Fig. 1, the edge of the well, the foundation ditch that need to measure water level etc., branch water-level gauge will be measured are placed on
Bar 11 is suspended in the top of well, and measurement line 33 and return line 34 are threaded through to the weight of mouth 52, measurement line 33 and the lower section of return line 34
The tenesmus of hammer 38 stretches measurement line 33 and return line 34.Hand-held handle 23 rotates wind-up roll 22, by measurement line 33 and return line 34
Put into well, show electric current to microampere meter 36, keep wind-up roll 22 motionless, rotary jacking block 55, make the two ends of jacking block 55 with it is recessed
The upper and lower surface of groove 13 is pushed against and blocked, and briquetting 53 will measure line 33 and return line 34 is pressed on limited block 51, and record is located at
The numerical value on first locating piece 331 under the zero graduation line of meter ruler 4, and check the upper surface correspondence of this locating piece 331 in rice
Scale on chi 4, water level is added as to the depth for surveying water level well head by the scale on the numerical value on locating piece 331 and meter ruler 4
Degree.Rotary jacking block 55, makes jacking block 55 not abutted with the side wall of groove 13.Sliding slider 54 makes briquetting 53 unclamp measurement line 33 and loop
Line 34, rotation wind-up roll 22 will measure line 33 and return line 34 is withdrawn.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (7)
1. one kind measurement water-level gauge, including support frame (1), the wrap-up (2) that is fixed on support frame (1) and measurement apparatus
(3), measurement apparatus (3) includes the measuring electrode (31) being sequentially connected, measurement line (33), power supply (37), connecting line (35), loop
Line (34), display device and loop electrode (32), measurement line (33), return line (34) and connecting line (35) are electric wire, measurement
Electrode (31) and loop electrode (32) are fixed on weight (38), and measuring electrode (31) is located on loop electrode (32),
Measurement line (33) and return line (34) are wrapped on wrap-up (2), it is characterised in that：Measuring electrode is connected with insulation on (31)
Protective case (6), protective case (6) is the pipe set perpendicular to weight (38), and the inner ring of protective case (6) is with measuring line (33) phase
Measuring electrode (31) is stretched out in adaptation, the one end of protective case (6) away from weight (38).
2. measurement water-level gauge according to claim 1, it is characterised in that：Protective case (6) is made up of plastics.
3. measurement water-level gauge according to claim 1, it is characterised in that：Protective case (6) is consolidated close to one end of weight (38)
It is connected to rubber sealing boot (7).
4. measurement water-level gauge according to claim 1, it is characterised in that：End face of the protective case (6) away from weight (38)
Top half is connected with gear along (62).
5. measurement water-level gauge according to claim 1, it is characterised in that：The one end of protective case (6) away from weight (38)
The latter half of inwall is obliquely installed, and higher close to one end of weight (38).
6. measurement water-level gauge according to claim 1, it is characterised in that：Weight (38) is diameter between 16mm to 20mm
Screw-thread steel, the long 15cm of screw-thread steel, the screw-thread steel outer wrapping insulative water-proof adhesive plaster.
7. measurement water-level gauge according to claim 1, it is characterised in that：Display device is microampere meter (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720004177.8U CN206353046U (en) | 2017-01-03 | 2017-01-03 | One kind measurement water-level gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720004177.8U CN206353046U (en) | 2017-01-03 | 2017-01-03 | One kind measurement water-level gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206353046U true CN206353046U (en) | 2017-07-25 |
Family
ID=59348423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720004177.8U Expired - Fee Related CN206353046U (en) | 2017-01-03 | 2017-01-03 | One kind measurement water-level gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206353046U (en) |
-
2017
- 2017-01-03 CN CN201720004177.8U patent/CN206353046U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20170725 Termination date: 20200103 |