CN205015210U - Modified asphalt flue gas takes place and entrapment device - Google Patents
Modified asphalt flue gas takes place and entrapment device Download PDFInfo
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- CN205015210U CN205015210U CN201520795110.1U CN201520795110U CN205015210U CN 205015210 U CN205015210 U CN 205015210U CN 201520795110 U CN201520795110 U CN 201520795110U CN 205015210 U CN205015210 U CN 205015210U
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Abstract
The utility model provides a modified asphalt flue gas takes place and entrapment device. The nitrogen gas steel bottle communicates with each other through relief pressure valve and induction -pipe and four -hole boiling flask. Four -hole boiling flask upper portion is equipped with first port, second port, third port and fourth port. The first port and the nitrogen gas steel bottle of four -hole boiling flask communicate with each other, and the second port is equipped with adjustable speed blender for reinforced port in the third port, fourth port and tee bend valve, syringe and aluminium foil gas collection bag intercommunication. Be equipped with the thermocouple in the third port of four -hole boiling flask, the electric mantle is equipped with to the bottom outside the four -hole boiling flask, and thermocouple and electric mantle and adjustable speed blender are connected with the heating thermostat respectively. The utility model discloses the device can fully be simulated the mixing effect in the modified asphalt production process and received the heat effect, carries out real -time supervision to modified asphalt flue gas sample temperature, guarantees that the sample is representative. It is easy to have equipment, and the simple operation does not have harm to operating personnel, and suitable device as preparation modified asphalt flue gas sample uses.
Description
Technical field
The utility model relates to modified bitumen flue gas research field, modified bitumen flue gas occurs and capturing device specifically, for obtaining representative modified bitumen flue gas under laboratory condition, the flue gas being applicable to the various modified asphalt materials such as rubber modified asphalt, thermoplastic resin modified pitch, thermoplastic elastomer modified pitch occurs and trapping.
Background technology
Modified asphalt material because having good high temperature performance, improve the abrasion performance ability on road surface and serviceable life and be widely used in super highway bituminous pavement making, road maintenance maintenance, produce the aspects such as buildings waterproof asphalt felt.But its in process of production volatile components can move in air with mist form and form bitumen flue gas, containing many harmful materials in these bitumen flue gas, comprise 16 kinds of main palycyclic aromatics: naphthalene, acenaphthylene, 2-bromonaphthalene, acenaphthene, fluorenes, luxuriant and rich with fragrance, fear, glimmeringly to fear, pyrene, benzopyrene, bend, benzo is glimmering fears, benzopyrene, indenes benzene [123-cd] pyrene, dibenzo [a, h] is feared, perylene, these objectionable impuritiess not only can produce harm by skin contact or respiratory system to human body, pollutant atmosphere simultaneously.
Existing scholar conducts a research to bitumen flue gas both at home and abroad for this reason, but due to bitumen flue gas generating capacity lower, not easily collect, the carrying out of influence research work.The modified bitumen flue gas generation of current researchist's designed, designed and capturing device are perfect or very complicated not, cause the sample shortage representativeness being difficult to collect modified bitumen fume sample or collect.Bitumen flue gas collection method conventional at present mainly contains two kinds: 1. utilize nitrogen to be directly blown into by the bitumen flue gas of generation in aluminium foil gas collection bag, the method can be mixed into a large amount of nitrogen in bitumen flue gas, affects the accuracy of flue gas analysis result; 2. utilize glass fiber material and absorption bottle to carry out secondary trapping to flue gas, first bitumen flue gas filters absorption and absorption bottle absorption enrichment through glass fiber material under the draft effect of vacuum pump, again extracting is carried out to the glass fibre being enriched with bitumen flue gas, evaporation and concentration process is carried out to absorbing liquid, finally obtain the solution containing bitumen flue gas, this complicated operation, process is loaded down with trivial details, require higher to operating personnel's experimental skill, be easy to introduce personal error.The utility model occurs for current bitumen flue gas just and trapping process Problems existing improves and optimizates, thus proposes a solution for the collection modified bitumen fume sample realizing convenient and efficient.
Summary of the invention
In order to realize generation and the trapping of modified bitumen flue gas, the utility model provides modified bitumen flue gas and occurs and capturing device.This device object is in laboratory conditions, simulation Modified Bitumen Production Procedure is sheared peptizaiton and is subject to heat effect, the modified bitumen fume sample that the acquisition of convenient and efficient is representative, smoke gathering device can realize efficiently trapping fume sample and ensureing the purity of sample simultaneously.Solve the technical matters that modified bitumen flue gas produces and traps.
The scheme that the utility model technical solution problem adopts is:
Nitrogen cylinder is communicated with four-hole boiling flask by the decompression Yan and snorkel.Four-hole boiling flask top is provided with the first port, the second port, the 3rd port and the 4th port.First port of four-hole boiling flask communicates with nitrogen cylinder, and the second port is reinforced port, and the 3rd port is built with adjustable speed stirrer, and the 4th port is communicated with three-way valve, syringe and aluminium foil gas collection bag.At the 3rd port of four-hole boiling flask built with thermopair, in four-hole boiling flask exterior bottom, electric jacket is housed, thermopair is connected with heated for controlling temperature device respectively with electric jacket and adjustable speed stirrer.
The beneficial effects of the utility model
One is that the utility model device fully can be simulated the beating action in Modified Bitumen Production Procedure and be subject to heat effect, can carry out Real-Time Monitoring simultaneously, ensure that sample is representative to modified bitumen fume sample temperature.
Two is that the trapping of the utility model device to flue gas is effective, the fume sample former state of generation can be carried out collecting by the capturing device of design and without the need to using absorbing agent to collect flue gas, improve the purity that fume sample arresting efficiency ensure that fume sample simultaneously.
Three is that the utility model device can be regulated and controled stirrer shear rate by speed regulator, can be detected by temperature sensor to modified bitumen flue-gas temperature, thus can be used for research shear action and heating-up temperature on the impact of modified bitumen flue gas.
Four is that the utility model appliance arrangement is easy to get, and simple operation, to operating personnel without harm, prepares modified bitumen fume sample under being extremely suitable for laboratory condition.
The utility model can be and to obtain the experimental provision that the modified bitumen fume sample had for Yuan's property provides a kind of convenient and efficient, environment protection health under laboratory condition.It can obtain representative bitumen flue gas by simulated field working condition, again can the collecting obtained fume sample of convenient and efficient, does not endanger the healthy of operating personnel, is suitable for laboratory operation, can show
Work improves operability and the accuracy of bitumen flue gas research.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
In figure: 1. nitrogen cylinder, 2. reduction valve, 3. snorkel, 4. four-hole boiling flask, 4.1. first port, 4.2. second port, 4.3. the 3rd port, 4.4. the 4th port, 5. thermopair, 6. electric jacket, 7. heated for controlling temperature device, 8. adjustable speed stirrer, 9. three-way valve, 10. syringe, 11 aluminium foil gas collection bags.
Embodiment
As shown in the figure:
Nitrogen cylinder 1 is communicated with four-hole boiling flask 4 by reduction valve 2 and snorkel 3.
Four-hole boiling flask top is provided with the first port 4.1, second port 4.2, the 3rd port 4.3 and the 4th port 4.4.
First port of four-hole boiling flask communicates with nitrogen cylinder, and the second port is reinforced port, and the 3rd port is built with adjustable speed stirrer 8, and the 4th port is communicated with three-way valve 9, syringe 10 and aluminium foil gas collection bag 11.
At the 3rd port of four-hole boiling flask built with thermopair 5, in four-hole boiling flask exterior bottom, electric jacket 6 is housed, thermopair is connected with heated for controlling temperature device 7 respectively with electric jacket and adjustable speed stirrer.
Nitrogen cylinder, for testing front scavenging line, prevents O in air
2have an impact to experimental result, this side ports also adds entrance as adjuvant.
By the temperature of thermocouple monitoring modified bitumen flue gas, control electric jacket heating-up temperature simultaneously, ensure that the modified bitumen in flask is fully heated under setting experimental temperature.
Adjustable speed stirrer as required rotating speed can change from 0-3000r/min, ensures that modified asphalt additive fully disperses in pitch.
Concrete operating process:
First by a certain amount of pitch in four-hole boiling flask, account for 60% of flask volume, by described method coupling arrangement.Logical nitrogen purging device pipeline 10min, it is 140 DEG C by heated for controlling temperature device control temperature, controlling speed of agitator by adjustable speed stirrer is 1000r/min, the adjuvant of modified asphalt modifier, compatilizer, stabilizing agent is added from four-hole boiling flask second port, after reinforced end, temperature of reaction rises to 190 DEG C, rotating speed rises to 3000r/min, and carry out flue gas generation at beating action with by under heat effect, the reaction time is 5h.The modified bitumen flue gas occurred out enters flue gas trapping part through four-hole boiling flask the 4th port, when bitumen flue gas is trapped, first swivel tee valve connects gas outlet and syringe, pull syringe piston by flue gas suction syringe, then swivel tee valve connects syringe and aluminium foil gas collection bag, fume sample is injected aluminium foil gas collection bag by pushing syringe piston, when being evacuated to vacuum state in device, namely when syringe piston is difficult to pull, flue gas trapping work completes, and can reach more than 90% to the capture rate of bitumen flue gas.
Claims (1)
1. modified bitumen flue gas occurs and capturing device, it is characterized in that:
Nitrogen cylinder (1) is communicated with four-hole boiling flask (4) by reduction valve (2) and snorkel (3);
Four-hole boiling flask top is provided with the first port (4.1), the second port (4.2), the 3rd port (4.3) and the 4th port (4.4);
First port of four-hole boiling flask communicates with nitrogen cylinder, and the second port is reinforced port, and the 3rd port is built with adjustable speed stirrer (8), and the 4th port is communicated with three-way valve (9), syringe (10) and aluminium foil gas collection bag (11);
At the 3rd port of four-hole boiling flask built with thermopair (5), in four-hole boiling flask exterior bottom, electric jacket (6) is housed, thermopair and electric heating
Cover and adjustable speed stirrer are connected with heated for controlling temperature device (7) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520795110.1U CN205015210U (en) | 2015-10-15 | 2015-10-15 | Modified asphalt flue gas takes place and entrapment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520795110.1U CN205015210U (en) | 2015-10-15 | 2015-10-15 | Modified asphalt flue gas takes place and entrapment device |
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| Publication Number | Publication Date |
|---|---|
| CN205015210U true CN205015210U (en) | 2016-02-03 |
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ID=55213805
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520795110.1U Active CN205015210U (en) | 2015-10-15 | 2015-10-15 | Modified asphalt flue gas takes place and entrapment device |
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| CN (1) | CN205015210U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973742A (en) * | 2016-04-19 | 2016-09-28 | 中国石油化工股份有限公司 | Detection device and detection method for content of flue gas in asphalt |
| CN107917831A (en) * | 2017-12-27 | 2018-04-17 | 上海神开气体技术有限公司 | A kind of simple apparatus and method for preparing VOC gas |
| CN115445345A (en) * | 2022-07-20 | 2022-12-09 | 太原理工大学 | Asphalt flue gas component capturing device and testing method |
| CN116625873A (en) * | 2023-07-24 | 2023-08-22 | 北京工业大学 | Asphalt smoke measuring device and asphalt smoke measuring method |
-
2015
- 2015-10-15 CN CN201520795110.1U patent/CN205015210U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973742A (en) * | 2016-04-19 | 2016-09-28 | 中国石油化工股份有限公司 | Detection device and detection method for content of flue gas in asphalt |
| CN105973742B (en) * | 2016-04-19 | 2019-07-16 | 中国石油化工股份有限公司 | The detection device and its detection method of flue gas content in a kind of pitch |
| CN107917831A (en) * | 2017-12-27 | 2018-04-17 | 上海神开气体技术有限公司 | A kind of simple apparatus and method for preparing VOC gas |
| CN115445345A (en) * | 2022-07-20 | 2022-12-09 | 太原理工大学 | Asphalt flue gas component capturing device and testing method |
| CN116625873A (en) * | 2023-07-24 | 2023-08-22 | 北京工业大学 | Asphalt smoke measuring device and asphalt smoke measuring method |
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