CN203513581U - Distillation homogenizing device used for producing modified asphalt - Google Patents
Distillation homogenizing device used for producing modified asphalt Download PDFInfo
- Publication number
- CN203513581U CN203513581U CN201320660730.5U CN201320660730U CN203513581U CN 203513581 U CN203513581 U CN 203513581U CN 201320660730 U CN201320660730 U CN 201320660730U CN 203513581 U CN203513581 U CN 203513581U
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- Prior art keywords
- retention
- homogenizing tank
- communicated
- feed
- tank
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- 238000004821 distillation Methods 0.000 title claims abstract description 27
- 239000010426 asphalt Substances 0.000 title abstract description 11
- 230000014759 maintenance of location Effects 0.000 claims abstract description 91
- 238000004519 manufacturing process Methods 0.000 claims abstract description 22
- 238000000265 homogenisation Methods 0.000 claims abstract description 21
- 239000007791 liquid phase Substances 0.000 claims abstract description 8
- 238000003860 storage Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 238000000605 extraction Methods 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 239000012071 phase Substances 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 238000005292 vacuum distillation Methods 0.000 abstract 5
- 230000009286 beneficial effect Effects 0.000 description 5
- 239000002994 raw material Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Landscapes
- Working-Up Tar And Pitch (AREA)
Abstract
The utility model relates to the technical field of asphalt production and particularly relates to a distillation homogenizing device used for producing modified asphalt. The distillation homogenizing device comprises a vacuum distillation tower, wherein the vacuum distillation tower is connected with a feed pipe, a heating device is arranged on the feed pipe, the vacuum distillation tower is connected with a vacuum system, the vacuum distillation tower is connected with at least two retention homogenization tanks, the retention homogenization tanks are communicated in series by a connecting pipeline, the liquid phase discharge opening of the vacuum distillation tower is connected with the feed opening of the retention homogenization tank at the serial connection head end of the connecting pipeline, and the discharge opening of the retention homogenization tank at the serial connection tail end of the connecting pipeline is connected with a modified asphalt storage tank. By adopting the distillation homogenizing device provided by the utility model, modified asphalt sequentially flows by each retention homogenization tank, a part of modified asphalt circularly flows in each retention homogenization tank and a part of modified asphalt flows back to the feed pipe to enter the production procedure again, thereby greatly prolonging the residence time of the modified asphalt so that the modified asphalt is subjected to full distillation homogenization, the indexes of the modified asphalt can be improved and the product performance can be ensured.
Description
Technical field
The utility model relates to asphalt production technical field, relates in particular to a kind of distillation homogenization device for the production of modified pitch.
Background technology
Modified pitch is as the deep processed product of pitch, there is the character such as cohesiveness is good, carbon residue is high, the carbon product producing as binding agent is for Metal smelting aspect, it conducts electricity very well, consuming electric power is low, the oxidation-resistance of electrode and thermal stability is good, breakage rate is low and physical strength is large, long service life, multiplex superelevation or high power electrodes, the anode mix of electrolytic aluminum and the binding agent of carbon product of making Electric furnace steel making.
In the production process of modified pitch, need to guarantee that raw material has enough residence times in system, distill fully homogenizing, to improve the indexs such as modified pitch TI value, QI value, β resin, but along with the increase of throughput, the load increasing of underpressure distillation, existing distillation homogenization device can not meet the demand of production, the distillation of raw material in system, the time of homogenizing shorten, the production requirement of arriving, and then cause modified pitch product index defective.
Utility model content
The purpose of this utility model is to provide a kind of distillation homogenization device for the production of modified pitch, be intended to solve the increasing along with underpressure distillation load, existing distillation homogenization device can not meet the demand of production, the distillation of raw material in system, the time of homogenizing shorten, and cause the underproof technical problem of modified pitch product index.
The utility model is to realize like this, distillation homogenization device for the production of modified pitch, comprise vacuum still, described vacuum still is communicated with feed-pipe, described feed-pipe is provided with heating unit, the gas phase extraction mouth of described underpressure distillation top of tower is communicated with vacuum system, the liquid phase discharge port of described underpressure distillation tower bottom is communicated with at least two retention homogenizing tanks, described retention homogenizing tank is by the connection line connection of connecting, described liquid phase discharge port is communicated with the opening for feed of the described retention homogenizing tank of the head end of connecting on described connection line, the discharge port of described retention homogenizing tank of end of connecting on described connection line is communicated with modified pitch storage tank.
As a kind of improvement, the tank body outside of described retention homogenizing tank is equipped with recycle pump, the import of described recycle pump is communicated with the discharge port of described retention homogenizing tank by recycling pipe, described circulation pump outlet is communicated with the opening for feed of described retention homogenizing tank by circulation inlet pipe, the circulation pump outlet of the described retention homogenizing tank of series connection end is communicated with respectively opening for feed and the described feed-pipe of described retention homogenizing tank.
As improving further, on described retention homogenizing tank, be equipped with at least one opening for feed, described circulation pump outlet is communicated with at least one opening for feed of described retention homogenizing tank by circulation inlet pipe.
As improving further, the opening for feed of described retention homogenizing tank is all tangentially arranged on the sidewall of described retention homogenizing tank.
As improving further, described in each, the top of retention homogenizing tank is equipped with tail gas outlet, and described tail gas outlet is connected with described vacuum still by exhaust pipe.
As a kind of improvement, described retention homogenizing tank is provided with two, and two described retention homogenizing tank series connection are communicated with.
Owing to adopting technique scheme, the beneficial effects of the utility model are:
Because the bottom liquid phases discharge port of vacuum still is connected with the retention homogenizing tanks that at least two series connection are communicated with, modified pitch flows out to retention homogenizing tank from vacuum still, and each retention homogenizing tank of flowing through successively, greatly extended the retention homogenizing time of modified pitch, improve the indexs such as modified pitch TI value, QI value, β resin, guaranteed the performance of product.
Because the tank body outside of retention homogenizing tank is provided with recycle pump, the opening for feed and the discharge port that are communicated with each retention homogenizing tank, and be communicated with between the discharge port of last retention homogenizing tank and feed-pipe, modified pitch flows at each retention homogenizing tank internal recycle, also have partly upgraded pitch to flow back to feed-pipe simultaneously and reenter Production Flow Chart, greatly extend the residence time of modified pitch, improved the index of modified pitch.
Because retention homogenizing tank is provided with at least one opening for feed, circulation pump outlet is communicated with at least one opening for feed by circulation inlet pipe, strengthened the mixed effect of modified pitch, the opening for feed of retention homogenizing tank is all tangentially arranged on the sidewall of retention homogenizing tank, modified pitch easily forms eddy flow in entering retention homogenizing tank time, be beneficial to modified pitch and mix, be convenient to homogenizing.
Because the top of each retention homogenizing tank is equipped with tail gas outlet, tail gas outlet is communicated with vacuum still, retention homogenizing tank is equated substantially with the pressure in vacuum still, avoid pressure in retention homogenizing tank excessive and affect safety, be beneficial to flowing of modified pitch, the tail gas of simultaneously collecting in retention homogenizing tank is avoided discharging and contaminate environment to recycle.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the transverse sectional view of the present embodiment retention homogenizing tank:
Wherein: 1-vacuum still, 2-feed-pipe, 3-tube furnace, 4-vacuum system, 5-retention homogenizing tank, 51-opening for feed, 52-discharge port, 53-the first retention homogenizing tank, 54-the second retention homogenizing tank, 6-connection line, 61-recycles pipe, 62-circulation inlet pipe, 7-modified pitch storage tank, 8-recycle pump, 9-exhaust pipe.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, a kind of distillation homogenization device for the production of modified pitch, comprise vacuum still 1, vacuum still 1 is communicated with feed-pipe 2, feed-pipe 2 is provided with heating unit, described heating unit can be specifically tube furnace 3, the gas phase extraction mouth at vacuum still 1 top is communicated with vacuum system 4, the liquid phase discharge port of vacuum still 1 bottom is communicated with at least two retention homogenizing tanks 5, retention homogenizing tank 5 is communicated with by connection line 6 series connection, liquid phase discharge port is communicated with the opening for feed 51 of the retention homogenizing tank 5 of the head end of connecting on connection line 6, the discharge port 52 of retention homogenizing tank 5 of end of connecting on connection line 6 is communicated with modified pitch storage tank 7.
Wherein, above-mentioned vacuum system 4 refers to vacuum pump, vacuumometer, taken out container and other element as vacuum valve, cold-trap etc., by means of vacuum pipe, by certain requirement, combines, and has the air extractor of required air extracting function.
In the present embodiment, the tank body outside of retention homogenizing tank 5 is equipped with recycle pump 8, the import of recycle pump 8 is communicated with the discharge port 52 of retention homogenizing tank 5 by recycling pipe 61, the outlet of recycle pump 8 is communicated with the opening for feed 51 of retention homogenizing tank 5 by circulation inlet pipe 62, the outlet of the recycle pump 8 of the retention homogenizing tank 5 of series connection end is communicated with respectively the opening for feed 51 of feed-pipe 2 and retention homogenizing tank 5.
Particularly, on retention homogenizing tank 5, be equipped with at least one opening for feed 51, the outlet of recycle pump 8 is communicated with at least one opening for feed 51 of retention homogenizing tank 5 by circulation inlet pipe 62, specifically can be communicated with one or more opening for feed 51, particularly, the retention homogenizing tank 5 of series connection end is provided with at least two discharge ports 52, modified pitch finished product flow into modified pitch storage tank 7 from a discharge port 52 by recycle pump 8, a part not fully the modified pitch of homogenizing from other discharge port 52, by recycle pump 8, flow into retention homogenizing tank 5 and feed-pipe 2 homogenizing that circulates; The opening for feed 51 of retention homogenizing tank 5 is all tangentially arranged on the sidewall of retention homogenizing tank 5, as shown in Figure 2, only represent that retention homogenizing tank is provided with the position distribution of two opening for feeds 51, modified pitch easily forms eddy flow when interior entering retention homogenizing tank 5, strengthened the mixed effect of modified pitch, be beneficial to modified pitch and mix, be convenient to homogenizing.
In the present embodiment, the top of each retention homogenizing tank 5 is equipped with tail gas outlet, tail gas outlet is connected with vacuum still 1 by exhaust pipe 9, make substantially to equate with the pressure in vacuum still 1 in retention homogenizing tank 5, avoid pressure in retention homogenizing tank 5 excessive and affect safety, be beneficial to flowing of modified pitch, the tail gas of simultaneously collecting in retention homogenizing tank 5 is avoided discharging and contaminate environment to recycle.
In the present embodiment, retention homogenizing tank 5 is provided with two, and two retention homogenizing tank 5 series connection are communicated with, and are specially the first retention homogenizing tank 53 and the second retention homogenizing tank 54.
Production process of the present utility model is as follows: by feed-pipe 2, through tube furnace, 3 heating enter vacuum still 1 to raw material, distill homogenizing, form modified pitch, modified pitch flows into the interior continuation homogenizing of the first retention homogenizing tank 51, part modified pitch is flow in the second retention homogenizing tank 52 and is proceeded homogenizing by recycle pump 8, satisfactory modified pitch through abundant homogenizing flows out in modified pitch storage tank 7, a part turns back to the first retention homogenizing tank 51 continuation homogenizing from the transformation of the way pitch of the outflow of the first retention homogenizing tank 51 simultaneously, some modified pitch flowing out from the second retention homogenizing tank 52 turns back to the interior continuation homogenizing of the second retention homogenizing tank 52, some modified pitch flowing out from the second retention homogenizing tank 52 turns back to processing again in feed-pipe 2.
The distillation homogenization device for the production of modified pitch that the utility model provides, vacuum still 1 is connected with the retention homogenizing tank 5 that at least two series connection are communicated with, make modified pitch each retention homogenizing tank 5 that circulates successively, and partly upgraded pitch flows at each retention homogenizing tank 5 internal recycle, also have partly upgraded pitch to flow back into feed-pipe 2 and reenter Production Flow Chart, greatly extend the residence time of modified pitch, distill fully homogenizing, improve the index of modified pitch, guaranteed product performance.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. for the production of the distillation homogenization device of modified pitch, comprise vacuum still, described vacuum still is communicated with feed-pipe, described feed-pipe is provided with heating unit, it is characterized in that, the gas phase extraction mouth of described underpressure distillation top of tower is communicated with vacuum system, the liquid phase discharge port of described underpressure distillation tower bottom is communicated with at least two retention homogenizing tanks, described retention homogenizing tank is by the connection line connection of connecting, described liquid phase discharge port is communicated with the opening for feed of the described retention homogenizing tank of the head end of connecting on described connection line, the discharge port of described retention homogenizing tank of end of connecting on described connection line is communicated with modified pitch storage tank.
2. the distillation homogenization device for the production of modified pitch according to claim 1, it is characterized in that, the tank body outside of described retention homogenizing tank is equipped with recycle pump, the import of described recycle pump is communicated with the discharge port of described retention homogenizing tank by recycling pipe, described circulation pump outlet is communicated with the opening for feed of described retention homogenizing tank by circulation inlet pipe, the circulation pump outlet of the described retention homogenizing tank of series connection end is communicated with respectively opening for feed and the described feed-pipe of described retention homogenizing tank.
3. the distillation homogenization device for the production of modified pitch according to claim 2, is characterized in that, is equipped with at least one opening for feed on described retention homogenizing tank, and described circulation pump outlet is communicated with at least one opening for feed by circulation inlet pipe.
4. the distillation homogenization device for the production of modified pitch according to claim 3, is characterized in that, the opening for feed of described retention homogenizing tank is all tangentially arranged on the sidewall of described retention homogenizing tank.
5. according to the distillation homogenization device for the production of modified pitch described in the arbitrary claim of claim 1 to 4, it is characterized in that, described in each, the top of retention homogenizing tank is equipped with tail gas outlet, and described tail gas outlet is communicated with described vacuum still by exhaust pipe.
6. the distillation homogenization device for the production of modified pitch according to claim 5, is characterized in that, described retention homogenizing tank is provided with two, and two described retention homogenizing tank series connection are communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320660730.5U CN203513581U (en) | 2013-10-24 | 2013-10-24 | Distillation homogenizing device used for producing modified asphalt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320660730.5U CN203513581U (en) | 2013-10-24 | 2013-10-24 | Distillation homogenizing device used for producing modified asphalt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203513581U true CN203513581U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320660730.5U Expired - Lifetime CN203513581U (en) | 2013-10-24 | 2013-10-24 | Distillation homogenizing device used for producing modified asphalt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203513581U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114292659A (en) * | 2022-01-25 | 2022-04-08 | 枣庄杰富意振兴化工有限公司 | Coal tar deep processing method |
-
2013
- 2013-10-24 CN CN201320660730.5U patent/CN203513581U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114292659A (en) * | 2022-01-25 | 2022-04-08 | 枣庄杰富意振兴化工有限公司 | Coal tar deep processing method |
| CN114292659B (en) * | 2022-01-25 | 2023-09-01 | 枣庄杰富意振兴化工有限公司 | Deep processing method of coal tar |
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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: 20140402 |