CN203011880U - Capacitive automatic determinator of sludge specific resistance - Google Patents
Capacitive automatic determinator of sludge specific resistance Download PDFInfo
- Publication number
- CN203011880U CN203011880U CN 201220479209 CN201220479209U CN203011880U CN 203011880 U CN203011880 U CN 203011880U CN 201220479209 CN201220479209 CN 201220479209 CN 201220479209 U CN201220479209 U CN 201220479209U CN 203011880 U CN203011880 U CN 203011880U
- Authority
- CN
- China
- Prior art keywords
- electric capacity
- specific resistance
- positioning apparatus
- gauge line
- hole
- Prior art date
- 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 - Fee Related
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model relates to a capacitive automatic determinator of sludge specific resistance, and belongs to a special apparatus for determining a sludge dehydration performance index of specific resistance; according to embodiments, an upper cylinder hole and a lower cylinder hole of an electrode cylinder of a capacitive sensor are respectively and correspondingly communicated with an upper pipe hole and a lower pipe hole of a metering pipe so as to form a capacitive position-finding device; and the device is used to replace the metering pipe in current sludge specific resistance determinators. When sludge fluid in a buchner funnel flows into the metering pipe and the electrode cylinder of a capacitive sensor under the negative pressure effect, the capacitive position-finding device transmits a capacitance transformation signal to a digital display instrument for processing, which realizes automatic measurement, recording, and calculation; manual measurement can be carried out alone, or automatic measurement and manual measurement can be carried out simultaneously.
Description
Technical field
The utility model belongs to the instrumentation that urban wastewater treatment firm and teaching, scientific research activity detect dewatering performance of sludge index resistivity.
Technical background
The sludge specific resistance analyzer is the instrumentation of measuring sludge of sewage treatment plant dewatering index resistivity, is also the common instrument of relevant scientific experiment, education activities.Always at the sludge specific resistance analyzer of use, Main Problems, the one, need the above omnidistance manual operations simultaneously of two people, visual metering record; The 2nd, in suction filtration metering initial segment, recorder jar, the liquid level raising speed is fast and be subject to liquid flow impact and produce and beat, and error is larger; The 3rd, the gauge line diameter is larger, so range is little, error is large; The 4th, analyzer has only been completed the experimental data part that resistivity is measured, and follow-uply still needs data preparation separately, establishment drawing, calculates, and efficient is very low; Even this instrument remodeling is also technological transformation on accessory, and is subjected to the restriction of its physical process, detection method standard that crucial measurement component and measuring technique do not change, can not satisfy the requirement of at present relevant production, scientific research, education activities.
The content of invention
The purpose of this utility model is, be to overcome the problem that above-mentioned prior art exists, requirement in conjunction with production practices, with the existing prerequisite constant with physical process, physical significance, the detection method standard of sludge specific resistance analyzer under, design, a kind of condenser type sludge specific resistance automatic analyzer is provided, realize high precision, high efficiency automatic measurement, record, calculating; And can realize separately manual operation.
The technical solution adopted in the utility model is, the gauge line of described electric capacity positioning apparatus is that glass is made, the upper end is provided with pore, negative pressure mouth, the bottom is provided with lower pore, leakage fluid dram, on gauge line, pore, negative pressure mouth are carved with range and metering absolute altitude with upper/lower positions, range＞260mm, metering absolute altitude 〉=2.5mm/ml; Gauge line negative pressure mouth and vacuum breaker, bottle,suction, vacuum pump with the connecting pipe connection of connecting, are equipped with vacuum meter on the connecting pipe between negative pressure mouth and vacuum breaker successively; The capacitive transducer of electric capacity positioning apparatus is cartridge type electric capacity; The top cylinder hole of capacitive transducer utmost point cylinder, doffing hole is corresponding with the upper pore of gauge line, lower pore respectively connects into U-shaped Communicating device structure; The suction filtration pad is arranged on mouthful top, gauge line top of electric capacity positioning apparatus, and Buchner funnel is connected by suction filtration pad and this top mouth; The connection corresponding to digital displaying meter of the capacitive transducer positive and negative electrode of electric capacity positioning apparatus; The gauge line leakage fluid dram of electric capacity positioning apparatus is equipped with tapping valve; The electric capacity positioning apparatus is rack-mount; Support, bottle,suction, vacuum pump, digital displaying meter are installed on base, so far, consist of condenser type sludge specific resistance automatic analyzer.
The utlity model has following characteristics: the design with the existing prerequisite constant with physical process, physical significance, the detection method standard of sludge specific resistance analyzer under, realized automatic measurement, record, calculating; And can realize separately manual operation, or automatically, manual operation carries out simultaneously, can fully satisfy teaching, scientific research, the different movable requirements of production; It is high that it measures precision, and its efficient is made simultaneously a test experience by several individuals and become a people and do simultaneously several test experience; Have detection technique advanced person, accurately and reliably, simple in structure, volume is little, cost is low, can be made into the advantage of portable and console mode.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is electric capacity positioning apparatus structural representation.
Wherein: vacuum pump 1, bottle,suction 2, vacuum breaker 3, connecting pipe 4, vacuum meter 5, Buchner funnel 6, suction filtration pad 7, support 8, digital displaying meter 9, electric capacity positioning apparatus 10, tapping valve 11, base 12, leakage fluid dram 13, lower pore 14, gauge line 15, negative pressure mouth 16, top mouthfuls 17, upper pore 18, top cylinder hole 19, extremely rod 20, utmost point cylinder 21, capacitive transducer 22, doffing hole 23.
Embodiment
By reference to the accompanying drawings the utility model optimum implementation is described in detail: a kind of condenser type sludge specific resistance automatic analyzer comprises electric capacity positioning apparatus 10, suction filtration pad 7, digital displaying meter 9; With the connecting pipe connection of connecting, the connecting pipe 4 between negative pressure mouth 16 and vacuum breaker 3 is equipped with vacuum meter 5 successively for the negative pressure mouth 16 of the gauge line 15 of electric capacity positioning apparatus 10 and vacuum breaker 3, bottle,suction 2, vacuum pump 1; Electric capacity positioning apparatus 10 is made of capacitive transducer 22 and gauge line 15, capacitive transducer 22 is cartridge type electric capacity, gauge line 15 is made for glass, the upper end is provided with pore 18, negative pressure mouth 16, the bottom is provided with pore 18 on lower pore 14, leakage fluid dram 13. gauge lines, negative pressure mouth 16 is carved with range and metering absolute altitude with upper/lower positions, range＞260mm, metering absolute altitude 〉=2.5mm/ml; The top cylinder hole 19 of the utmost point cylinder 21 of capacitive transducer 22, doffing hole 23 respectively with the corresponding connection of upper pore 18, lower pore 14 of gauge line 15, being communicated with into top has gas phase through hole, bottom that the U-shaped linker structure of liquid phase through hole is arranged; Suction filtration pad 7 is arranged on the gauge line 15 top mouths 17 of electric capacity positioning apparatus 10, and Buchner funnel 6 is connected by suction filtration pad 7 and top mouth 17; The connection corresponding to digital displaying meter 9 of capacitive transducer 22 positive and negative electrodes of electric capacity positioning apparatus 10; Gauge line 15 leakage fluid drams 13 of electric capacity positioning apparatus 10 are equipped with tapping valve, in order to effluent discharge; Electric capacity positioning apparatus 10 is arranged on support 8; Support 8, digital displaying meter 9, bottle,suction 2, vacuum pump 1 are installed on base 12.
During use, when the tested mud in Bush's funnel 6 under the stable suction function that is provided by negative pressure mouth 16 by vacuum pump 1, bottle,suction 2, vacuum breaker 3, vacuum meter 5, liquid sees through filter paper by in top mouthful 17 inflow gauge lines 15 and capacitive transducer 22 utmost point cylinders 21, conversion along with liquid level, cause the conversion of capacitive transducer 22 electric capacity, capacitive transducer 22 also flows to digital displaying meter 9 processing to the electric capacity figure signal, with this automatic record, calculating that realizes data, obtains the sludge specific resistance value; Or close capacitive transducer 22, digital displaying meter 9, and only measure with gauge line, realize manual operation; Or automatically, manual measurement carries out simultaneously.
Claims (4)
1. condenser type sludge specific resistance automatic analyzer, comprise electric capacity positioning apparatus (10), suction filtration pad (7), digital displaying meter (9), it is characterized in that: with the connecting pipe connection of connecting, the connecting pipe (4) between negative pressure mouth (16) and vacuum breaker (3) is equipped with vacuum meter (5) successively for gauge line (15) the negative pressure mouth (16) of electric capacity positioning apparatus (10) and vacuum breaker (3), bottle,suction (2), vacuum pump (1); Suction filtration pad (7) is arranged on gauge line (15) top mouthful (17) of electric capacity positioning apparatus (10), and Buchner funnel (6) is connected by suction filtration pad (7) and top mouthful (17); Capacitive transducer (22) positive and negative electrode of electric capacity positioning apparatus (10) and the corresponding connection of digital displaying meter (9); Gauge line (15) leakage fluid dram (13) of electric capacity positioning apparatus (10) is equipped with tapping valve (11); Electric capacity positioning apparatus (10) is arranged on support (8); Support (8) is arranged on base (12).
2. a kind of condenser type sludge specific resistance automatic analyzer according to claim 1 is characterized in that: the top cylinder hole (19) of capacitive transducer (22) utmost point cylinder (21) of electric capacity positioning apparatus (10), doffing hole (23) are corresponding with the upper pore (18) of gauge line (15), lower pore (14) respectively connects into U-shaped Communicating device structure.
3. a kind of condenser type sludge specific resistance automatic analyzer according to claim 2, it is characterized in that: capacitive transducer (22) is cartridge type electric capacity, utmost point cylinder upper end is provided with top cylinder hole (19), the bottom is provided with doffing hole (23).
4. a kind of condenser type sludge specific resistance automatic analyzer according to claim 2, it is characterized in that: gauge line (15) is made for glass, the upper end is provided with pore (18), negative pressure mouth (16), and the bottom is provided with lower pore (14), leakage fluid dram (13); Upper pore (18) the negative pressure mouth (16) of gauge line (15) is carved with range and metering absolute altitude, range＞260mm, metering absolute altitude 〉=2.5mm/ml with upper/lower positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220479209 CN203011880U (en) | 2012-09-19 | 2012-09-19 | Capacitive automatic determinator of sludge specific resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220479209 CN203011880U (en) | 2012-09-19 | 2012-09-19 | Capacitive automatic determinator of sludge specific resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203011880U true CN203011880U (en) | 2013-06-19 |
Family
ID=48603462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220479209 Expired - Fee Related CN203011880U (en) | 2012-09-19 | 2012-09-19 | Capacitive automatic determinator of sludge specific resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203011880U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548910A (en) * | 2018-04-16 | 2018-09-18 | 中国计量大学 | A kind of deep dehydration sludge moisture content detection method |
| CN111855526A (en) * | 2020-07-03 | 2020-10-30 | 北京尚水清源水处理技术有限公司 | Device and method for detecting sludge filtering performance |
| WO2024113453A1 (en) * | 2022-11-28 | 2024-06-06 | 中交疏浚技术装备国家工程研究中心有限公司 | Multifunctional integrated sludge specific resistance measuring apparatus |
-
2012
- 2012-09-19 CN CN 201220479209 patent/CN203011880U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548910A (en) * | 2018-04-16 | 2018-09-18 | 中国计量大学 | A kind of deep dehydration sludge moisture content detection method |
| CN108548910B (en) * | 2018-04-16 | 2020-06-23 | 中国计量大学 | Method for detecting water content of deep dewatered sludge |
| CN111855526A (en) * | 2020-07-03 | 2020-10-30 | 北京尚水清源水处理技术有限公司 | Device and method for detecting sludge filtering performance |
| WO2024113453A1 (en) * | 2022-11-28 | 2024-06-06 | 中交疏浚技术装备国家工程研究中心有限公司 | Multifunctional integrated sludge specific resistance measuring apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203011880U (en) | Capacitive automatic determinator of sludge specific resistance | |
| CN103340629B (en) | Method for dynamically determining breathing oxygen consumption and hypoxia device for same | |
| CN102980637A (en) | Liquid level calibration detection device and method for liquid level sensor | |
| CN203594590U (en) | Detection device of oil pump | |
| CN206161087U (en) | Gassiness flow measurement gasometry meter | |
| CN102967347A (en) | Level gauge calibration device | |
| CN206192571U (en) | Type of falling U pipe differential gauge | |
| CN204112301U (en) | A kind of hole pressure touching methods probe vacuum degassing device | |
| CN204422012U (en) | Anticorrosion static-pressure type liquid level transmitter | |
| CN206281755U (en) | Porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen | |
| CN105043501A (en) | Liquid level detecting device for low-temperature liquid nitrogen and detecting method thereof | |
| CN204007759U (en) | A kind of sewage flowmeter with filtration capacity | |
| CN204241329U (en) | A kind of special sludge specific resistance measurement device of bioleaching of Portable movable | |
| CN202255566U (en) | Liquid level meter detecting device | |
| CN206074584U (en) | A kind of portable water quality detection sensor apparatus | |
| CN202256317U (en) | Sludge specific resistance determining device | |
| CN202599477U (en) | Two-capacitance-sensor liquid level meter | |
| CN201837609U (en) | ORP detection bottle | |
| CN204188219U (en) | A kind of two test tube liquid level gauge | |
| CN201387354Y (en) | Novel radio frequency admittance sectional type liquid level meter | |
| CN203587151U (en) | Ultrasonic open-channel meter | |
| CN203132949U (en) | On-line densimeter | |
| CN203964995U (en) | Novel anti-fluctuation liquid level scale | |
| CN204881769U (en) | Low temperature liquid nitrogen liquid level detection device | |
| CN102288356B (en) | Device for quantitatively detecting interphase applied force of gas-liquid two-phase flow |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20140919 |
|
| EXPY | Termination of patent right or utility model |