CN208356137U - A kind of online full range sampling distillation still - Google Patents
A kind of online full range sampling distillation still Download PDFInfo
- Publication number
- CN208356137U CN208356137U CN201820353460.6U CN201820353460U CN208356137U CN 208356137 U CN208356137 U CN 208356137U CN 201820353460 U CN201820353460 U CN 201820353460U CN 208356137 U CN208356137 U CN 208356137U
- Authority
- CN
- China
- Prior art keywords
- protective shell
- distillation still
- calandria
- thermocouple
- cup body
- 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
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- 238000004821 distillation Methods 0.000 title claims abstract description 36
- 238000005070 sampling Methods 0.000 title abstract description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000009834 vaporization Methods 0.000 claims abstract description 22
- 230000008016 vaporization Effects 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 13
- 238000009833 condensation Methods 0.000 claims abstract description 8
- 230000005494 condensation Effects 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 32
- 238000009835 boiling Methods 0.000 description 7
- 238000007670 refining Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model provides a kind of online full range sampling distillation still; belong to distillation still field; including distillation still, preprocessor and detector; preprocessor is connected to distillation still; detector includes calandria, vaporization channel, hollow condenser pipe and protective shell; protective shell is arranged outside calandria, and cup body is equipped with inside calandria, and cup body passes through the connection of pipeline and preprocessor.It vaporizes channel to be arranged above protective shell, and puts in inside protective shell and be connected to cup body.It vaporizes one end sealing of the channel far from calandria and is equipped with thermocouple；Hollow condenser pipe is obliquely installed and one end is connected to vaporization channel, and the other end is equipped with cavity, and hollow condenser pipe is equipped with the condensation water tank for steam in cooling tube.It is equipped with flame monitor and electromagnetism spray head at the top of protective shell outer wall, is equipped with heating rod and the second thermocouple below protective shell.The distillation still can obtain the qualitative data of the full range of oil product by the sampling, analysis and detection of pretreatment unit and detector.
Description
Technical field
The utility model relates to distillation still fields, more particularly to a kind of online full range samples distillation still.
Background technique
Petroleum is a kind of mixture of complexity, and oil refining, which produces most basic technique, is: petroleum is by distillation, by component weight
Or the height of evaporating temperature is divided into the products such as gasoline, kerosene, diesel oil, lubricating oil.Oil refining production process in and oil product
Using upper, boiling range is the quality for characterizing oil product and the important indicator of application feature, it is able to reflect point of oil product weight ingredient
Cloth situation is refinery's analysis frequency highest, analyzes the maximum project of workload.If this letter can timely and accurately be got
Breath, production operation personnel can understand the allocation proportion and quality condition for grasping full tower various product in time, adjust tower in time
The parameters such as interior temperature, pressure and regurgitant volume are that various components are in optimal allocation state under the premise of guaranteeing quality, to mention
The economic benefit of high enterprise.Based on on-line measurement boiling range instrument is mainly detected with single-point on domestic and international market at present, such as initial boiling point
Analyzer, final boiling point analyzer, 95% point analysis instrument etc..But instrument is due to the restriction of analysis mechanism, except a table can only detect
Outside one point, accuracy is poor when instrument is applied at the scene, and especially when oil product and process conditions change, instrument is difficult
It adapts to, field maintenance workload is larger, is not able to satisfy uninterrupted, the demand of long period on-line operation.In recent years, it pushed away in the world
Go out on-line nir system, on-line NMR analyzer, it was reported that on-line checking can be carried out to the full range of oil product,
But this kind of instrument price is very expensive, and generally at ten thousand dollars of 30-70, and live modeling work amount is very big.State of China is not adapted to
Feelings.
Utility model content
In order to overcome the drawbacks of the prior art, a kind of online complete the technical problem to be solved by the utility model is to propose
Boiling range samples distillation still, which can obtain the complete of oil product by the sampling, analysis and detection of pretreatment unit and detector
The qualitative data of boiling range.
For this purpose, the utility model uses following technical scheme:
The utility model provides a kind of online full range sampling distillation still, including distillation still, preprocessor and detection
Device, the distillation still side wall are equipped with thief hatch, the inlet communication of the thief hatch and the preprocessor, and the detector includes
Calandria, vaporization channel, hollow condenser pipe and protective shell, the protective shell is arranged outside the calandria, in the calandria
Portion is equipped with cup body, and the cup body passes through the outlet of pipeline and the preprocessor, and the bottom of cup is equipped with oil exit pipe, institute
It states oil exit pipe to be connected to and stretched out outside the protective shell with the cup body, the vaporization channel is vertically arranged on the protective shell
Side, and one end is put in inside the protective shell through the protective shell, one inside the protective shell section vaporization is logical
Road is connected to the cup body, one end sealing of the vaporization channel far from the calandria and is equipped with the first thermocouple, and described the
The temp probe of one thermocouple is located in the vaporization channel；The hollow condenser pipe is obliquely installed and one end and the vaporization are logical
Road connection, the other end are equipped with cavity, and the hollow condenser pipe is connected to the cavity, and the hollow condenser pipe is equipped with for cold
But the condensation water tank of steam in managing；
Flame monitor and electromagnetism spray head are equipped at the top of the protective shell outer wall, the external nitrogen source of electromagnetism spray head is described
Heating rod and the second thermocouple are equipped with below protective shell, the heating rod and second thermocouple, which run through the protective shell, to be stretched
Into inside the calandria, first thermocouple, the flame monitor, heating rod and described described in the electromagnetism spray head
Two thermocouples are electrically connected with second thermocouple.
In the utility model preferably technical solution, the protective shell includes inner casing and shell, the inner casing and shell
Between form closed cavity, the shell is equipped with outlet pipe and water inlet pipe, and the outlet pipe and the water inlet pipe are and institute
It states cavity connection and the water inlet pipe is connected to the water outlet of the condensation water tank.
In the utility model preferably technical solution, the water inlet pipe is located at the side wall of outer shell bottom end, the water outlet
Pipe is located at the side wall of outer shell top.
In the utility model preferably technical solution, insulating layer is equipped between the inner casing and the calandria.
In the utility model preferably technical solution, the cup body is taper or cylinder.
In the utility model preferably technical solution, the oil exit pipe is equipped with solenoid valve, the solenoid valve and control
Device electrically connects.
The utility model has the following beneficial effects:
A kind of online full range provided by the utility model samples distillation still, which can first pass through pretreatment unit pair
The oil product taken out from distillation still such as is depressurized, filters, clean at the pretreatment, then taking processed oil product feeding detector
Sample, analysis and detection can provide long period stabilization, reliable data for oil refining production, substantially increase refinery operations' efficiency；And
And detector be equipped with flame monitor and electromagnetism spray head, can detector occur drop-in fire behavior when self-extinguishing, improve
Safety guarantee.
Detailed description of the invention
Fig. 1 is a kind of structural representation for online full range sampling distillation still that specific embodiment of the present invention provides
Figure.
In figure:
1, distillation still；2, preprocessor；3, detector；4, condensation water tank；5, cavity；6, controller；11, thief hatch；12,
Heating rod；13, water inlet pipe；14, outlet pipe；15, insulating layer；31, calandria；32, channel is vaporized；33, protective shell；34, cup body；
35, the second thermocouple；36, the first thermocouple；37, flame monitor；38, electromagnetism spray head；41, hollow condenser pipe；331, shell；
332, cavity；333, inner casing；341, oil exit pipe；342, solenoid valve.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, providing a kind of online full range sampling distillation still, including distillation still 1, pretreatment in the present embodiment
Device 2 and detector 3,1 side wall of distillation still are equipped with thief hatch 11, the import of the thief hatch 11 and the preprocessor 2
Connection, the detector 3 include that calandria 31, vaporization channel 32, hollow condenser pipe 41 and protective shell 33, the protective shell 33 are set
It sets outside the calandria 31, cup body 34 is equipped with inside the calandria 31, the cup body 34 passes through pipeline and the pretreatment
The outlet of device 2,34 bottom of cup body are equipped with oil exit pipe 341, and the oil exit pipe 341 is connected to and stretches out with the cup body 34
Outside the protective shell 33, the vaporization channel 32 is vertically arranged in 33 top of protective shell, and the protective shell is run through in one end
33 put in inside the protective shell 33, and the vaporization channel 32 of one section inside the protective shell 33 connects with the cup body 34
Logical, the vaporization channel 32 seals far from one end of the calandria 31 and is equipped with the first thermocouple 36, first thermocouple
36 temp probe is located in the vaporization channel 32；The hollow condenser pipe 41 is obliquely installed and one end and the vaporization channel
32 connections, the other end are equipped with cavity 5, the inlet communication of the hollow condenser pipe 41 and the cavity 5, the hollow condenser pipe 41
On be additionally provided with condensation water tank 4 for steam in cooling tube；
Flame monitor 37 and electromagnetism spray head 38 are equipped at the top of 33 outer wall of protective shell, the electromagnetism spray head 38 is external
Nitrogen source is equipped with heating rod 12 and the second thermocouple 35, the heating rod 12 and second thermocouple below the protective shell 33
35 put in inside the calandria 31 through the protective shell 33, first thermocouple 36, the flame monitor 37, institute
It states heating rod 12 described in electromagnetism spray head 38 and second thermocouple 35 is electrically connected with second thermocouple 35.
A kind of above-mentioned online full range samples distillation still 1, and it is right that the distillation still 1 can first pass through the pretreatment unit 2
The oil product taken out from the distillation still 1 such as is depressurized, filters, clean at the pretreatment, then will be described in processed oil product feeding
Sampling, analysis and the detection of detector 3 can provide long period stabilization, reliable data for oil refining production, substantially increase oil refining
Working efficiency；And the detector 3 is equipped with the flame monitor 37 and the electromagnetism spray head 38, and it can be in the detector
3 occur self-extinguishing when drop-in fire behavior, improve safety guarantee.
More specifically, being depressurized from the oil product that the thief hatch 11 of the distillation still 1 produces through the preprocessor 2, mistake
Enter the cup body 34 and automatic ration after filter, pressure stabilizing, current stabilization.After sample introduction, the heating rod is given by the controller 6
12 are powered, and heat by temperature program to the calandria 31, when oil product temperature rises to certain value, oil product starts to boil
It rises, vaporize.The oil product of vaporization rises along the vaporization channel 32, subsequently into the hollow condenser pipe 41, through described hollow cold
Become liquid after solidifying pipe 41 is cooling, flows into the cavity 5, and form oil droplet, it is detected by detection system, is detected
Oil droplet signal is sent into the controller 6.In entire distillation process, according to the distilling rate of oil product, the controller 6 is adjusted automatically
Whole heating power complies with requirement of the national standard to distilling rate, to guarantee the accuracy of analysis.When a certain amount of oil product steams
After evaporating, the temperature value as corresponding to the controller 6 record evaporation capacity, and calculate the corresponding boiling range temperature of each point.One
After a distillation process, sampling system cools down to heating cup body I, automatically into next distillation week after cooling
Phase.
Further, the protective shell 33 includes inner casing 333 and shell 331, shape between the inner casing 333 and shell 331
At closed cavity 332, the shell 331 is equipped with outlet pipe 14 and water inlet pipe 13, the outlet pipe 14 and the water inlet pipe
13 are connected to the cavity 332 and the water inlet pipe 13 is connected to the water outlet of the condensation water tank 4；The protective shell 33 is right
The calandria 31 plays protection and cooling effect, prevents because the calandria 31 overheat burns out external equipment.
Further, the water inlet pipe 13 is located at the 331 side wall bottom end of shell, and the outlet pipe 14 is located at the shell
331 side wall tops；The setting of the position of the water inlet pipe 13 and the outlet pipe 14 is to make to have foot inside the cavity 332
Enough cooling waters are to provide cooling effect.
Further, insulating layer 15 is equipped between the inner casing 333 and the calandria 31；The insulating layer 15 can subtract
The heat loss of few calandria 31.
Further, the cup body 34 is taper or cylinder；The cup body 34 of taper or cylinder can increase heat exchange
Area makes oil product heating faster.
Further, the oil exit pipe 341 is equipped with solenoid valve 342, and the solenoid valve 342 is electrically connected with controller 6；
The solenoid valve 342 controls the automatic switch of the oil exit pipe 341.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case where with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (6)
1. a kind of online full range samples distillation still, it is characterised in that:
Including distillation still (1), preprocessor (2) and detector (3), distillation still (1) side wall is equipped with thief hatch (11), institute
The inlet communication of thief hatch (11) Yu the preprocessor (2) is stated, the detector (3) includes calandria (31), vaporization channel
(32), hollow condenser pipe (41) and protective shell (33), the protective shell (33) setting the calandria (31) outside, the heating
Cup body (34) are equipped with inside body (31), the cup body (34) passes through the outlet of pipeline and the preprocessor (2), the cup
Body (34) bottom is equipped with oil exit pipe (341), and the oil exit pipe (341) is connected to the cup body (34) and stretches out the protective shell
(33) outside, the vaporization channel (32) is vertically arranged in above the protective shell (33), and the protective shell (33) are run through in one end
The protective shell (33) inside is put in, one section of internal described vaporization channel (32) of the protective shell (33) and the cup body are located at
(34) it is connected to, vaporization channel (32) seals far from the one end of the calandria (31) and is equipped with the first thermocouple (36), institute
The temp probe for stating the first thermocouple (36) is located in the vaporization channel (32)；The hollow condenser pipe (41) be obliquely installed and
One end is connected to the vaporization channel (32), and the other end is equipped with cavity (5), the hollow condenser pipe (41) and the cavity (5)
It is connected to, the condensation water tank (4) for steam in cooling tube is additionally provided on the hollow condenser pipe (41)；
Flame monitor (37) and electromagnetism spray head (38) are equipped at the top of protective shell (33) outer wall, the electromagnetism spray head (38) is outside
It connects nitrogen source, is equipped with heating rod (12) and the second thermocouple (35) below the protective shell (33), the heating rod (12) and described
Second thermocouple (35) is put in inside the calandria (31) through the protective shell (33), first thermocouple (36),
The flame monitor (37), the electromagnetism spray head (38) described heating rod (12) and second thermocouple (35) with it is described
Second thermocouple (35) electrically connects.
2. a kind of online full range according to claim 1 samples distillation still, it is characterised in that:
The protective shell (33) includes inner casing (333) and shell (331), is formed between the inner casing (333) and shell (331) close
The cavity (332) closed, the shell (331) are equipped with outlet pipe (14) and water inlet pipe (13), the outlet pipe (14) and described
Water inlet pipe (13) is connected to the cavity (332) and the water inlet pipe (13) is connected to the water outlet of the condensation water tank (4).
3. a kind of online full range according to claim 2 samples distillation still, it is characterised in that:
The water inlet pipe (13) is located at the shell (331) side wall bottom end, and the outlet pipe (14) is located at the shell (331) side
Wall top.
4. a kind of online full range according to claim 2 samples distillation still, it is characterised in that:
Insulating layer (15) are equipped between the inner casing (333) and the calandria (31).
5. a kind of online full range according to claim 1 samples distillation still, it is characterised in that:
The cup body (34) is taper or cylinder.
6. a kind of online full range according to claim 1 samples distillation still, it is characterised in that:
The oil exit pipe (341) is equipped with solenoid valve (342), and the solenoid valve (342) electrically connects with controller (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820353460.6U CN208356137U (en) | 2018-03-15 | 2018-03-15 | A kind of online full range sampling distillation still |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820353460.6U CN208356137U (en) | 2018-03-15 | 2018-03-15 | A kind of online full range sampling distillation still |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208356137U true CN208356137U (en) | 2019-01-11 |
Family
ID=64923080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820353460.6U Expired - Fee Related CN208356137U (en) | 2018-03-15 | 2018-03-15 | A kind of online full range sampling distillation still |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208356137U (en) |
-
2018
- 2018-03-15 CN CN201820353460.6U patent/CN208356137U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190517 Address after: 333300 Tashan, Leping City, Jingdezhen City, Jiangxi Province Patentee after: JIANGXI DIANHUA LEFENG CHEMICAL INDUSTRY Co.,Ltd. Address before: 330500 302, room 179, No. 179, Xiang Ting 179, lake front road, Nanchang, Jiangxi. Patentee before: NANCHANG JINXUAN TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |