CN202974382U - Resistive flexible electronic water gauge - Google Patents
Resistive flexible electronic water gauge Download PDFInfo
- Publication number
- CN202974382U CN202974382U CN 201220625817 CN201220625817U CN202974382U CN 202974382 U CN202974382 U CN 202974382U CN 201220625817 CN201220625817 CN 201220625817 CN 201220625817 U CN201220625817 U CN 201220625817U CN 202974382 U CN202974382 U CN 202974382U
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- China
- Prior art keywords
- flexible
- water gauge
- resistance
- electronic water
- resistive
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000004020 conductor Substances 0.000 claims abstract description 11
- 238000005728 strengthening Methods 0.000 claims description 10
- 241000216843 Ursus arctos horribilis Species 0.000 claims description 6
- 239000002322 conducting polymer Substances 0.000 claims description 5
- 229920001940 conductive polymer Polymers 0.000 claims description 5
- 229910052755 nonmetal Inorganic materials 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 238000005259 measurement Methods 0.000 abstract description 26
- 230000004304 visual acuity Effects 0.000 abstract description 5
- 238000005192 partition Methods 0.000 abstract 3
- 230000001186 cumulative effect Effects 0.000 description 8
- 238000005452 bending Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model discloses a resistive flexible electronic water gauge, which comprises a flexible resistor stripe serving as a sensing element, a processing circuit and a partition conductor, wherein a water gauge support body is embedded into the flexible resistor stripe; the flexible resistor stripe is connected with the processing circuit through a circuit, so that a water level measuring function is realized; and the flexible resistor stripe is partitioned into a plurality of resistance sections by using the partition conductor. The resistive flexible electronic water gauge provided by the utility model is simple in structure, is convenient to use, has high resolving power, small accumulated errors and large water level measuring range, and can be bent and coiled; the flexible resistor stripe is partitioned into different resistance sections by using the partition conductor; the resistance sections are applied to analogue measurement and digital measurement; high resolving power is achieved during analogue measurement of the resistance sections, and accumulated errors are reduced during digital measurement of the resistance sections; and the gauge body is made of a flexible material.
Description
Technical field
The utility model relates to a kind of resistance-type flexible electronic water gauge.
Background technology
At present, the level gauging instrument of prior art has resistance type liquidometer, electric water gauge or electrode-type liquid-level meter; There is following defective:
1, the cumulative errors of resistance type liquidometer can't be eliminated, and the range of resistance type liquidometer is all very little, can not satisfy the needs of wide range.
2, electric water gauge relies on electrode to measure with contacting of the water surface, and resolving power is higher or range is larger, and the quantity of electrode is just more, increases the range difficulty.The chi body of electric water gauge is all made by rigid material, is subjected to the restriction of traffic condition, and the monomer length of electric water gauge is all very short.
3, in many application scenarios, the level measuring passage both bending and the water level range large, make resistance type liquidometer and electric water gauge to use.
The utility model content
Purpose: in order to overcome the deficiencies in the prior art, the utility model provides a kind of resistance-type flexible electronic water gauge, simple in structure, easy to use, resolving power is high, cumulative errors are little, the water level range large, electric water gauge can twist, by built-in milliken conductor, the flexible resistor bar is divided into different resistive segments, resistive segments not only is used for analogue measurement but also be used for digital measurement, the analogue measurement of resistive segments obtains high resolution, the digital measurement of resistive segments reduces cumulative errors, adopts flexible material as the chi body.
Technical scheme: for solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of resistance-type flexible electronic water gauge is characterized in that: comprise flexible resistor bar and treatment circuit as sensing element; Described flexible resistor bar comprises a plurality of resistive segments that set in a row and is embedded in the interior water gauge supporter of resistive segments, is used for improving the intensity of chi body and prevents the flexible generation of electric water gauge lengthwise dimension error; Described flexible resistor bar connects by circuit with treatment circuit, is used for realizing the function of level measuring.
Also comprise milliken conductor, the divided conductor of described flexible resistor bar is divided into a plurality of resistive segments.
Described water gauge supporter is the strengthening core structure, and described strengthening core is metal material or the high strength nonmetallic materials of processing through insulation.
Described flexible resistor bar covers resistive film or compliant conductive grizzly bar and resistor network by conducting polymer or flexible nonmetal material to be made.
Described treatment circuit is comprised of the low-power consumption microprocessor.
Described flexible resistor bar has concurrently as the measuring resistance of analog parameter with as the function of the potential electrode of digital parameters.
Beneficial effect: the resistance-type flexible electronic water gauge that the utility model provides, has following advantage: have 1, that resolving power is high, cumulative errors are little, range is large, can roll up the curved obvious advantage of transporting and being convenient to use at crooked environment be convenient to, it had both possessed the advantage of analogue measurement high resolution, have advantages of that again the digital measurement cumulative errors are little, can to twist simultaneously have advantages of convenient transportation and can use at bending channel, solved the problem of wide range, high resolution, low measuring error, bending channel level gauging.2, the wide range high resolution flexible electronic water gauge made of flexible resistor material, belong to the combination of analogue measurement and digital measurement, it is divided into several resistive segments with long flexible resistor, water surface resistive segments is carried out analogue measurement, the resistive segments number that is immersed in water is counted, making resistive segments is digital electrode, is again the analog sensed element.Not only reduce the quantity of electrode, improved again measurement resolution simultaneously.3, flexible electronic water gauge resistor stripe is made by flexible material, and the chi body is embedded in the intensity that strengthening core is used for improving the chi body, prevents the flexible of flexible resistor bar length dimension.Electric water gauge can twist, and not only convenient transportation, can use at bending channel again.4, utilization scope is wide.The water level detecting that is particularly useful for the fields such as water conservancy, geology, ocean.High resolution wide range flexible electronic water gauge almost can substitute existing any water-level gauge.5, because it is simple in structure, low cost of manufacture, reliability are high, and use value and economic worth are all very obvious.
Description of drawings
Fig. 1 is resistor stripe formula instrumentation plan in the utility model;
Fig. 2 is conduction grizzly bar and resistor network instrumentation plan in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
The utility model is a kind of resistance-type flexible electronic water gauge, comprises flexible resistor bar 10 and treatment circuit as sensing element; Described flexible resistor bar 10 comprises a plurality of resistive segments that set in a row and is embedded in the interior water gauge supporter of resistive segments, is used for improving the intensity of chi body and prevents the flexible generation of electric water gauge lengthwise dimension error; Described flexible resistor bar 10 connects by circuit with treatment circuit, is used for realizing the function of level measuring; Also comprise milliken conductor, the divided conductor of described flexible resistor bar is divided into a plurality of resistive segments; Described water gauge supporter is the strengthening core structure, and described strengthening core is metal material or the high strength nonmetallic materials of processing through insulation; Described flexible resistor bar 10 covers resistive film or compliant conductive grizzly bar and resistor network by conducting polymer or flexible nonmetal material to be made; Described treatment circuit is comprised of the low-power consumption microprocessor.Described flexible resistor bar 10 has concurrently as the analog parameter measuring resistance with as the function of the potential electrode of digital parameters.
One, sensing resistor: its sensing element is the flexible resistor bar, the flexible resistor bar covers resistive film by conducting polymer or other flexible nonmetal material to be made, also can coordinate resistor network (following represent with resistor stripe) to make with the compliant conductive grizzly bar, guarantee the flexibility of electric water gauge.
Two, analogue measurement: in analogue measurement, a resistive segments of flexible resistor bar is as sensing element, and when the water surface was positioned at the resistive segments diverse location, the water surface was just different from the resistance value that resistive segments forms, by measuring the resistance value conversion water surface elevation of this resistive segments.Analogue measurement has guaranteed the high resolution of measuring.
Three, digital measurement: in digital measurement, resistive segments is an electrode, resistive segments of water surface submergence, and water level value has been eliminated the cumulative errors of analogue measurement with regard to consolidation.Because the length accuracy of resistive segments size is to be determined by the mechanical precision of processing, there is not the transformed error of indirect conversion, thereby guaranteed low cumulative errors.
Four, reference resistance: utilize resistive segments can measure the analogue value of water level, but the conductivity of resistive segments can change and change along with conditions such as time, environment temperature, ambient humidity, illumination.Conductivity by adjacent resistor section on the water surface relatively just can obtain the conductivity with water surface contact resistance section.That is to say that resistive segments adjacent on the water surface can be used as the reference resistance with water surface contact resistance section, has guaranteed the measuring accuracy of measuring section resistance.
Five, built-in reinforced core:
The flexible electronic water gauge is made by the embedded flexible strengthening core of flexible resistor bar, both can guarantee the flexibility of electric water gauge, can prevent again electric water gauge lengthwise dimension error.Flexible chi body can be rolled up curved, is convenient to transportation, and on-the-spot directly expansion of level measuring used, and need not the secondary splicing.Flexible chi body also can use in the bending channel occasion simultaneously.
Principle of work of the present utility model is as follows:
1, flexible resistor bar:
The flexible resistor bar covers resistive film by conducting polymer or other flexible nonmetal material to be made, and also can be comprised of compliant conductive grizzly bar and resistor network (following represent with resistor stripe).The flexible resistor bar is divided into some sections or resistor network and is divided into some groups (following show with the resistance segment table), and each section is used for accurate analogue measurement, and section is used for digital measurement with section.In order to improve the intensity of flexible resistor bar, prevent the flexible of flexible resistor bar lengthwise dimension, the flexible resistor bar is embedded in strengthening core, and strengthening core can be that the metal material of processing through insulation can be also the high strength nonmetallic materials.
2, the measurement of water level simulation value:
As Fig. 1 or shown in Figure 2, when the water surface was positioned at resistive segments 2, KA selected lead-in wire 2, KB selects lead-in wire 1, what recorded this moment is that resistive segments 2 there is not the resistance value of part by water logging, can converse by this resistance value the length that correspondence is flooded part resistance, thereby obtain being submerged the water level value of part.
3, the measurement of water level digital value:
As Fig. 1 or shown in Figure 2, just can judge resistive segments 1 by the resistance value of comparison resistance section 1 and resistive segments 2 and be in complete submerged state, therefore can know that water level is in the digital height value of conductor 1.Because the size of resistive segments is determined by machining, do not have transformed error, cumulative errors are little.
4, reference resistance:
As Fig. 1 or shown in Figure 2, need to know the conductivity of resistive segments 2 when measuring resistance section 2 resistance value, and resistive segments 3(is in the top of resistive segments 2, does not indicate in figure) conductivity and the conductivity of resistive segments 2 the most approaching.At first by the resistance value of KA, KB State selective measurements resistive segments 3, obtain the conductivity of resistive segments 3 before measurement, utilize the residual electricity resistance on Conductivity Calculation resistive segments 2 waters surface of resistive segments 3.This moment, resistive segments 3 was exactly the reference resistance of resistive segments 2.
The above is only preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. resistance-type flexible electronic water gauge, is characterized in that: comprise flexible resistor bar and treatment circuit as sensing element; Described flexible resistor bar comprises a plurality of resistive segments that set in a row and is embedded in the interior water gauge supporter of resistive segments, is used for improving the intensity of chi body and prevents the flexible generation of electric water gauge lengthwise dimension error; Described flexible resistor bar connects by circuit with treatment circuit, is used for realizing the function of level measuring.
2. resistance-type flexible electronic water gauge according to claim 1, it is characterized in that: also comprise milliken conductor, the divided conductor of described flexible resistor bar is divided into a plurality of resistive segments.
3. resistance-type flexible electronic water gauge according to claim 1, it is characterized in that: described water gauge supporter is the strengthening core structure, described strengthening core is metal material or the high strength nonmetallic materials of processing through insulation.
4. resistance-type flexible electronic water gauge according to claim 1, it is characterized in that: described flexible resistor bar covers resistive film or compliant conductive grizzly bar and resistor network by conducting polymer or flexible nonmetal material to be made.
5. resistance-type flexible electronic water gauge according to claim 1, it is characterized in that: described treatment circuit is comprised of the low-power consumption microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220625817 CN202974382U (en) | 2012-11-23 | 2012-11-23 | Resistive flexible electronic water gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220625817 CN202974382U (en) | 2012-11-23 | 2012-11-23 | Resistive flexible electronic water gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202974382U true CN202974382U (en) | 2013-06-05 |
Family
ID=48515441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220625817 Expired - Lifetime CN202974382U (en) | 2012-11-23 | 2012-11-23 | Resistive flexible electronic water gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202974382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928047A (en) * | 2012-11-23 | 2013-02-13 | 水利部南京水利水文自动化研究所 | Resistance type flexible electronic water gage |
-
2012
- 2012-11-23 CN CN 201220625817 patent/CN202974382U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928047A (en) * | 2012-11-23 | 2013-02-13 | 水利部南京水利水文自动化研究所 | Resistance type flexible electronic water gage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130605 |