CN203772670U - Device for rapidly measuring water of coal tar - Google Patents
Device for rapidly measuring water of coal tar Download PDFInfo
- Publication number
- CN203772670U CN203772670U CN201420143391.8U CN201420143391U CN203772670U CN 203772670 U CN203772670 U CN 203772670U CN 201420143391 U CN201420143391 U CN 201420143391U CN 203772670 U CN203772670 U CN 203772670U
- Authority
- CN
- China
- Prior art keywords
- section
- water
- coal tar
- heating chamber
- liquid
- 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
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a device for rapidly measuring water of coal tar. The device comprises a water bath heater which comprises a heater main body and a top cover; a heating chamber is located in the heater main body. The device is characterized by further comprising an agitating device, a gas circuit switching device and a pipette, wherein the agitating device is used for agitating coal tar in the heating chamber; the gas circuit switching device is used for controlling connection and disconnection of the heating chamber and the outside atmosphere; the pipette is composed of a liquid fetching section, a transverse liquid conveying section and a vertical liquid conveying section; the liquid fetching section is vertically located in the heating chamber; a plurality of sampling holes are uniformly distributed in the liquid fetching section in a vertical direction; the transverse liquid conveying section is located between the liquid fetching section and the vertical liquid conveying section; the bottom end of the vertical liquid conveying section is provided with a test sample outlet; the test sample outlet is located in a beaker; the beaker is placed on a weighing worktable on an electronic scale. The determination device can be used for rapidly and accurately measuring the content of water of coal tar and can be used for conveniently carrying out field analysis.
Description
Technical field
The utility model relates to a kind of coal tar Rapid moisture detecting device.
Background technology
In process of coking, high temperature raw gas carries out cooling with cyclic ammonia water at bridge tube position, adopts in addition high pressure aqua ammonia gunite to carry out Anthracite coal, so in tar, contains a large amount of ammoniacal liquor.Moisture in coal tar has three kinds of existences: (1) mechanical entrapment water: i.e. the moisture of water vapor condensation in condensation process, and this moisture is more easily removed; (2) emulsified water: owing to containing natural interface active agent in tar if bituminous matter, colloid, quinolines polar material, coal dust, free charcoal etc. are as emulsifying agent, under the effect of high temperature, stirring at a high speed, make tar and ammoniacal liquor generation emulsification, form Water in Oil emulsion, need heating just can remove; (3) water of constitution: with form and the phenols of molecule, pyridiniujm base class chemical bond and the moisture that exists.Tar is containing compared with juicy, its distillation procedure being produced to many adverse effects.Mainly contain: (1), in intermittence tar still, tar is moisture many, will extend dewatering time and reduce equipment capacity, increase heat consumption.Particularly water can form stable emulsion in tar, while being heated, forms the little water droplet of emulsion, starts to evaporate immediately and overheated, and when temperature continues to raise, water droplet sharply evaporates, and causes unexpected boiling and rushes oily accident.In order to prevent that the accident of this class from occurring, slowly heating during dewatering, has therefore just extended distillation time.(2) in tubular furnace continuous still system, if tar is moisture many, can make system pressure significantly improve, resistance increment, upsets operating duty.Now, must reduce tar treatment capacity, otherwise can cause fire because high pressure causes that pipe-line equipment breaks; (3) Korrosionsmedium of following moisture to bring into, also can cause the corrosion of pipeline and equipment.For these reasons, before coal tar deep processing, must carry out processed could distill.
In order to ensure moisture in feed coal tar, meet deep process requirement or meet the sale biodiversity index of dispatching from the factory and meet standard-required (YB/T5075-2010 coal tar), coking industry all adopts the method for GB GB/T2288-2008 regulation to measure the moisture in tar always, concrete grammar is: when measuring tar water, tar-like is mixed according to a certain percentage with toluene, heating azeotropic, steam is separated with toluene after condensing cooling, by gained water layer volume, obtains tar water.The method is finally calculated the minimum 1.5h of need of result from sampling, this assay method is more loaded down with trivial details and time-consuming, cannot quote fast measurement result, especially the coal tar deep processing enterprise that scope of the enterprise is larger, owing to entering, factory's coal tar oil mass and purchase channel are various, are difficult to meet the needs of practical measurement by the method for inspection of former GB regulation.Therefore finding a kind ofly both can provide data fast and accurately to inspection department, and the measuring means that can carry out again on-the site analysis is particularly important.
Utility model content
The shortcoming existing in order to overcome above-mentioned prior art, the purpose of this utility model is to provide a kind of coal tar Rapid moisture detecting device, both can measure fast and accurately moisture in coal tar, can carry out on-the site analysis again.
A kind of coal tar Rapid moisture detecting device that the utility model provides, comprises water-bath heater, and water-bath heater comprises heater body and top cover, and heating chamber is positioned at heater body, it is characterized in that, also comprises:
Stirring apparatus, comprises shaft, stirring vane; Described shaft is by the bearing top cover that is arranged on described water-bath heater vertically, the bottom of shaft is positioned at described heating chamber, the bottom of shaft arranges stirring vane, and the top of shaft is positioned at the top cover top of water-bath heater and is provided with stirring operation handle;
For controlling the air circuit breaker device that heating chamber communicates with ambient atmosphere and disconnects, described air circuit breaker device is arranged on the top cover of water-bath heater;
Transfer pipet, forms by getting liquid section, laterally transfusion section, vertically transfusion section, described in get liquid section vertical be positioned at heating chamber, get in liquid section and to be vertically uniformly provided with a plurality of thief holes; Described horizontal transfusion section is positioned at gets between liquid section, vertically transfusion section, and it is sample outlet that described vertical transfusion section is positioned at water-bath heater bottom outer and vertically transfusion section;
Beaker, the sample outlet of described transfer pipet is positioned at beaker;
Electronic balance, beaker is placed on the weighing worktable of electronic balance.
Further: in this coal tar Rapid moisture detecting device, described air circuit breaker valve is the air cutoff valve with pressure handle.
Further: in this coal tar Rapid moisture detecting device, getting in liquid section of described transfer pipet, is provided with three at same At The Height thief hole, and three thief holes are around the uniform setting of the axis of getting liquid section.
Further: in this coal tar Rapid moisture detecting device, described thief hole diameter is 0.7mm; The distance of getting between liquid section bottom and water-bath heater heating chamber inner bottom surface is 20mm; Getting in liquid section of described transfer pipet, vertically the spacing between thief hole is 20mm.
The rapid assay methods of its realization, comprises the steps:
1), coal tar sample is poured in water-bath heater, coal tar sample is heated to 42-52 ℃,
2) rotating stirring device, stirs the sample in water-bath heater, then closes air circuit breaker device, and heating chamber and ambient atmosphere in water-bath heater are disconnected, and the pressure in heating chamber increases gradually;
3) increase of the pressure in heating chamber makes coal tar be placed in the beaker on electronic balance by getting the thief hole inflow of liquid section;
4) accurately weigh coal tar sample 100g, then add load weighted reagent sodium peroxide in advance, sodium peroxide fully reacts a kind of gas O that is insoluble to coal tar of production with the moisture in coal tar
2; Reaction equation:
2Na
2O
2+2H
2O＝4NaOH+O
2↑
Stir the coal tar in beaker, coal tar water content in oil fully reacted with sodium peroxide,
5), while no longer producing bubble in beaker, the registration by electronic balance and add the amount of reagent sodium peroxide, calculates and produces O
2amount, according to producing O
2amount calculate moisture, i.e. moisture in coal tar.
The beneficial effects of the utility model are:
(1) use determinator of the present utility model, only need about 10min just can measure the moisture in coal tar, and GB is fewer than used time not only, and accuracy is high;
(2) reduce to greatest extent the personal error that GB-way of distillation is brought, improved the different work analysis result consistance of analyzing of same sample;
(3) this verifying attachment is simple in structure, volume is little, can carry out instant analysis in the scene of taking, and can alleviate the labour intensity of assay work;
(4) avoided the drawback that in GB, room temperature weighs (under room temperature, tar viscosity is larger, weighs typical sample not strong); It is temperature required that this device guarantees that the water-bath sample of sample is heated to, and improved the mobility of coal tar; By stirring, improved the homogeneity of sample; When sample shifts sample by water-bath heater to beaker, by special-purpose transfer pipet, because the thief hole on liquid flowing tube is vertically provided with many groups, thereby realize sample, from the different parts of primary heater, choose, guarantee the representativeness of sample, also made the more realistic operating mode of final test findings.
In a word, the utility model has the advantages that: simple in structure, easy to use, proving time is short, has reduced labour intensity, has improved plant factor, easy to operate, durable in use.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described further:
Fig. 1 is the structural representation of coal tar Rapid moisture detecting device in the utility model;
In figure: 1 water-bath heater, 2 heater body, 3 top covers, 4 heating chambers, 5 stirring apparatuss, 51 shafts, 52 stirring vanes, 53 stirring operation handles, 6 air circuit breaker devices, 7 transfer pipets, 71 get liquid section, 711 thief holes, 72 laterally transfusion sections, 73 vertically transfusion sections, 74 sample outlets, 8 beakers, 9 electronic balances, 10 bearings.
Embodiment
As shown in Figure 1, this coal tar Rapid moisture detecting device mainly comprises water-bath heater 1, stirring apparatus 5, air circuit breaker device 6, transfer pipet 7, beaker 8, electronic balance 9.
Water-bath heater 1 is known technology, comprises heater body 2 and top cover 3, and heating chamber 4 is positioned at heater body 2.
This stirring apparatus 5 comprises shaft 51, stirring vane 52; Shaft 51 is by bearing 10 being arranged on top cover 3 vertically, and the bottom of shaft 51 is positioned at heating chamber 4, and the bottom of shaft arranges stirring vane 52, and the top of shaft 51 is positioned at top cover 3 tops and is provided with stirring operation handle 53.
Air circuit breaker device 6 communicates with ambient atmosphere and disconnects for controlling heating chamber 4, and air circuit breaker device 6 is arranged on the top cover 3 of water-bath heater 1.The further technology that this embodiment takes: its air circuit breaker valve is the air cutoff valve with pressure handle.Can certainly adopt other versions, those skilled in the art can be according to the functional mapping various structures form of air circuit breaker device 6, but which kind of version no matter, so long as the device that communicates and disconnect with ambient atmosphere for controlling heating chamber 4 is all equal to the air circuit breaker device in this embodiment.
Transfer pipet 7 forms by getting liquid section 71, laterally transfusion section 72, vertically transfusion section 73, described in get liquid section 71 vertical be positioned at heating chamber 4, get in liquid section 71 and to be vertically uniformly provided with a plurality of thief holes 711; Described horizontal transfusion section 72 is being got between liquid section 71, vertically transfusion section 73, and it is sample outlet 74 that described vertical transfusion section 73 is positioned at water-bath heater 1 bottom outer and vertically transfusion section 73.
The sample outlet 74 of described transfer pipet 7 is positioned at beaker 8; Beaker 8 is placed on the weighing worktable of electronic balance 9.
The further technology that this embodiment takes: getting in liquid section 71 of transfer pipet, at same At The Height thief hole 711, be provided with three, three thief holes are around the uniform setting of the axis of getting liquid section 71.
The further technology that this embodiment takes: described thief hole 711 diameters are 0.7mm; The distance of getting between liquid section 71 bottoms and heating chamber 4 inner bottom surfaces is 20mm; Getting in liquid section 71 of described transfer pipet, vertically the spacing between thief hole 711 is 20mm.
Coal tar high-speed moisture determination method based on said determination device, comprises the steps:
1), coal tar sample is poured in the heating chamber 4 of water-bath heater 1, coal tar sample is heated to 42-52 ℃,
2) rotating stirring device 5, and stirring vane 52 stirs the sample in water-bath heater 1, then close air circuit breaker device 6, and the heating chamber 4 in water-bath heater is disconnected with ambient atmosphere, and the pressure in heating chamber 4 increases gradually;
3) increase of the pressure in heating chamber 4 makes coal tar be placed in the beaker 8 on electronic balance 9 by getting thief hole 711 inflows of liquid section 71;
4) accurately weigh coal tar sample 100g, then add load weighted reagent sodium peroxide in advance, sodium peroxide fully reacts a kind of gas O that is insoluble to coal tar of production with the moisture in coal tar
2; Reaction equation:
2Na
2O
2+2H
2O＝4NaOH+O
2↑
Stir the coal tar in beaker 8, coal tar water content in oil is fully reacted with sodium peroxide;
5), while no longer producing bubble in beaker 8, the registration by electronic balance 9 and add the amount of reagent sodium peroxide, calculates and produces O
2amount, according to producing O
2amount calculate moisture, i.e. moisture in coal tar.
Claims (4)
1. a coal tar Rapid moisture detecting device, comprises water-bath heater, and water-bath heater comprises heater body and top cover, and heating chamber is positioned at heater body, it is characterized in that, also comprises:
Stirring apparatus, comprises shaft, stirring vane; Described shaft is by the bearing top cover that is arranged on described water-bath heater vertically, the bottom of shaft is positioned at described heating chamber, the bottom of shaft arranges stirring vane, and the top of shaft is positioned at the top cover top of water-bath heater and is provided with stirring operation handle;
For controlling the air circuit breaker device that heating chamber communicates with ambient atmosphere and disconnects, described air circuit breaker device is arranged on the top cover of water-bath heater;
Transfer pipet, forms by getting liquid section, laterally transfusion section, vertically transfusion section, described in get liquid section vertical be positioned at heating chamber, get in liquid section and to be vertically uniformly provided with a plurality of thief holes; Described horizontal transfusion section is positioned at gets between liquid section, vertically transfusion section, and it is sample outlet that described vertical transfusion section is positioned at water-bath heater bottom outer and vertically transfusion section;
Beaker, the sample outlet of described transfer pipet is positioned at beaker;
Electronic balance, beaker is placed on the weighing worktable of electronic balance.
2. a kind of coal tar Rapid moisture detecting device according to claim 1, is characterized in that: described air circuit breaker valve is the air cutoff valve with pressure handle.
3. a kind of coal tar Rapid moisture detecting device according to claim 1, is characterized in that: getting in liquid section of described transfer pipet, at same At The Height thief hole, be provided with three, and three thief holes are around the uniform setting of the axis of getting liquid section.
4. according to a kind of coal tar Rapid moisture detecting device described in claim 1 or 3, it is characterized in that: described thief hole diameter is 0.7mm; The distance of getting between liquid section bottom and water-bath heater heating chamber inner bottom surface is 20mm; Getting in liquid section of described transfer pipet, vertically the spacing between thief hole is 20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420143391.8U CN203772670U (en) | 2014-03-27 | 2014-03-27 | Device for rapidly measuring water of coal tar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420143391.8U CN203772670U (en) | 2014-03-27 | 2014-03-27 | Device for rapidly measuring water of coal tar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203772670U true CN203772670U (en) | 2014-08-13 |
Family
ID=51289848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420143391.8U Expired - Fee Related CN203772670U (en) | 2014-03-27 | 2014-03-27 | Device for rapidly measuring water of coal tar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203772670U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868817A (en) * | 2014-03-27 | 2014-06-18 | 济钢集团有限公司 | Device and method for rapidly measuring water content of coal tar |
| CN114279887A (en) * | 2021-12-29 | 2022-04-05 | 广州立旺食品有限公司 | Online monitoring sugar water system for preparing milk sugar |
-
2014
- 2014-03-27 CN CN201420143391.8U patent/CN203772670U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868817A (en) * | 2014-03-27 | 2014-06-18 | 济钢集团有限公司 | Device and method for rapidly measuring water content of coal tar |
| CN114279887A (en) * | 2021-12-29 | 2022-04-05 | 广州立旺食品有限公司 | Online monitoring sugar water system for preparing milk sugar |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201464467U (en) | High-precision digital control emulsified crude oil water-containing tester | |
| CN105242002B (en) | A kind of System and method for of the automatic detection of oleic acid value | |
| CN108043059B (en) | Rotary evaporator capable of accurately realizing quantification of concentrated solution | |
| CN203772670U (en) | Device for rapidly measuring water of coal tar | |
| CN202119758U (en) | Oil bath type deriving reactor | |
| CN105092357A (en) | Sample pretreatment method simultaneously determining arsenic and mercury in milk and dairy products and detection method using same | |
| CN104569113A (en) | Hot gas flow dissociation dewatering indirect Karl-Fischer-process analysis device | |
| CN104237225B (en) | The analysis method of rapid and accurate determination tellurium in a kind of tellurium smelting process | |
| CN103487363B (en) | A kind of corrosion reaction tester and corrosion evaluating device and corrosion evaluation method | |
| Nassar et al. | Design of a laboratory experiment on heat transfer in an agitated vessel | |
| Shi et al. | Liquid‐liquid equilibrium for the ternary systems water+ DMM3+(p‐xylene, toluene, and n‐heptane) at different temperatures | |
| CN103868817A (en) | Device and method for rapidly measuring water content of coal tar | |
| CN104237112B (en) | Test device for testing resistance of material to sulfuric acid dew point corrosion | |
| CN110687101A (en) | Method for measuring content of lithium oxide in casting powder by ICP-AES method | |
| CN203616670U (en) | PCR instrument temperature control system | |
| CN205404460U (en) | Gel time measurement device | |
| CN202854022U (en) | Comparison simulation testing device for carbon dioxide corrosion resistance of steel products | |
| CN102095662B (en) | Method for detecting silicon and device thereof | |
| CN207408308U (en) | A kind of digestion instrument and solid power fuel heavy metal detection system | |
| CN201425577Y (en) | Device for determining acid resistance of acid-resistant brick and granite slab | |
| Lourenço et al. | Hydrodynamic behavior of a lab-scale upflow anaerobic sludge blanket reactor (UASB) operated with an adopted hydraulic retention time (HRT) of 12 hours | |
| CN205280480U (en) | Experimental circulation circuit exhaust apparatus of stress corrosion | |
| CN201548440U (en) | Fast digestion pneumatic metering sample introduction reaction equipment of COD | |
| CN201984003U (en) | Elemental silicon determining device | |
| CN204841027U (en) | Subtract many first liquid balancing unit of ordinary pressure |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20190327 |