CN206457695U - A kind of modified pitch is rapidly heated system - Google Patents
A kind of modified pitch is rapidly heated system Download PDFInfo
- Publication number
- CN206457695U CN206457695U CN201621017897.XU CN201621017897U CN206457695U CN 206457695 U CN206457695 U CN 206457695U CN 201621017897 U CN201621017897 U CN 201621017897U CN 206457695 U CN206457695 U CN 206457695U
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- Prior art keywords
- pitch
- rapidly heated
- heat exchanger
- model
- matrix pitch
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- 239000011159 matrix material Substances 0.000 claims abstract description 45
- 239000010426 asphalt Substances 0.000 claims abstract description 24
- 238000003860 storage Methods 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 25
- 238000000034 method Methods 0.000 abstract description 19
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000010924 continuous production Methods 0.000 abstract description 2
- 239000003208 petroleum Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 9
- 230000032683 aging Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Working-Up Tar And Pitch (AREA)
Abstract
The utility model provides a kind of pitch and is rapidly heated system, belongs to petroleum chemicals manufacture field.Pitch of the present utility model is rapidly heated the matrix pitch storage tank that system includes being sequentially connected with by pitch flow direction and by pipeline, and heat exchanger group is connected through circulating pump with the matrix pitch storage tank；Equipment of producing modified asphalt.The pitch system of being rapidly heated of the present utility model can be in SBS Modified Bitumen Production Procedures, and the quick temperature for improving matrix pitch meets a technology of SBS modified pitch high-efficiency and continuous production technologies.
Description
Technical field
The utility model belongs to petroleum chemicals manufacture field, and in particular to a kind of production technology of SBS modified pitch.
Background technology
With developing rapidly for China's economic, Chinese highway construction also remain the trend of annual sustainable growth.Highway
It is exactly pitch to build one of most important material, and under Transportation Model at a high speed, heavily loaded, what traditional heavy traffic paving asphalt was laid
The need for road surface can not meet highway development in China, it is necessary to use modified pitch.The construction of current China Expressway
It is required that in surface layer and upper layer must be constructed using SBS modified pitch come mix, therefore, annual Chinese Highway construction is dripped to modified
Blue or green demand is also just increasing.
Because modified pitch needs to add SBS, and SBS and the matrix pitch optimum temperature mutually melted are Celsius for 175-185
Degree, the storage temperature of generic media pitch is 130-140 degrees Celsius, therefore in the production process of modified pitch, matrix pitch
It is a wherein vital link to carry out heating.
In traditional Modified Bitumen Production Procedure, it is necessary to which matrix pitch is passed through into pump from storage tank in advance before production is started
It is transported in Quick warming tank (generally 100 tons), because the heating coil density in heating tank is big, matrix pitch will be in this tank
It is middle to be heated up, when temperature reaches 175-185 degrees Celsius, start the processing of modified pitch.Chinese patent literature
CN105440709A discloses a kind of water resistant modified substrate pitch and processing method, and the processing method is that matrix pitch first is squeezed into drip
In green grass or young crops heating tank, heat temperature raising again pours into pitch follow-up generating process is carried out in one agitator tank to a certain extent.This method
Matrix pitch is squeezed into the mode heated in asphalt heating tank, the guarantee of the promptness and quantity of production and supply can be caused
Property it is poor, and the prior art is one in matrix pitch temperature-rise period and is easily caused the rapid aging of matrix pitch, and then influences to change
The hot oxygen environment of property asphalt quality, cause produced modified pitch quality it cannot be guaranteed that.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome squeezes into pitch liter by matrix pitch in the prior art
The guarantee that the mode heated in warm tank has the promptness and quantity of production and supply is poor, and matrix pitch heated up
Journey is one and is easily caused the rapid aging of matrix pitch, and then influences the hot oxygen environment of modified pitch quality, causes what is produced to change
Property asphalt quality it cannot be guaranteed that defect, be rapidly heated system so as to provide a kind of pitch.
Therefore, the technical solution of the utility model is as follows：
A kind of pitch is rapidly heated system, including the matrix pitch being sequentially connected with by pitch flow direction and by pipeline is stored up
Tank, heat exchanger group is connected through circulating pump with the matrix pitch storage tank；Equipment of producing modified asphalt.
The heat exchanger group includes 2-3 heat exchanger.
The heat exchanger is spiral heat exchanger.
The number of the heat exchanger is 3.
The heat exchange specification of 3 spiral heat exchangers is respectively 150 square meters, 100 square meters and 75 square meters, nominal operation
Pressure is 1Mpa, and operating temperature is 0~350 DEG C.Operating pressure is no more than 0.6Mpa when actual use, and operating temperature is no more than
250℃。
3 heat exchanger separate unit exchange capability of heat are respectively 40 DEG C, 30 DEG C, 20 DEG C by heat exchange area, can be according to actual life
Production operating mode realizes the composite condition of series and parallel by changing process pipelines flow.
A kind of pitch is rapidly heated technique, using said system.
Perform as follows：Matrix pitch in matrix pitch storage tank is input to heat exchanger group through circulating pump；
Matrix pitch after being rapidly heated through heat exchanger group is input to equipment of producing modified asphalt and produced.
A kind of modified bitumen production method, using said system.
Perform as follows：Matrix pitch in matrix pitch storage tank is input to heat exchanger group through circulating pump；
Matrix pitch after being rapidly heated through heat exchanger group is input to equipment of producing modified asphalt and produced.
System and technique of the present utility model, are not only limited to pitch, apply also for refinery residues, petroleum refining process
Other auxiliary products, or derived product.
Technical solutions of the utility model have the following advantages that compared with prior art：
1. the pitch system of being rapidly heated that the utility model is provided can realize the fast of SBS Modified Bitumen Production Procedure mesostromas
Speed heating, it is ensured that the promptness of modified pitch production.
2. the pitch system of being rapidly heated that the utility model is provided can realize the continuity of modified pitch production, it is ensured that change
Property is no longer limited by the temperature-rise period of matrix pitch, but directly to have matrix pitch just to produce always.
3. the pitch that the utility model is provided is rapidly heated system so that matrix pitch is continuously being changed by heat exchanger
In the process of heat, no longer contacted with oxygen, it is to avoid aging of the matrix pitch in temperature-rise period, it is ensured that the technology of modified pitch
Quality.
4. the utility model provide the pitch system of being rapidly heated be one kind can in SBS Modified Bitumen Production Procedures,
The quick temperature for improving matrix pitch, meets a technology of SBS modified pitch high-efficiency and continuous production technologies.
5. the pitch that the utility model is provided is rapidly heated, system is easy to use, and operation is flexible.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is traditional Modified Bitumen Production Procedure mesostroma pitch heating mode figure；
Fig. 2 is one preferred embodiment schematic diagram of the utility model；
Reference is as follows：
1- matrix pitch storage tanks, 2- circulating pumps, 3- heating tanks, 4- equipment of producing modified asphalt, 5- heat exchanger groups.
Embodiment
Following embodiments is provided it is preferably to further understand the utility model, it is not limited to described optimal to implement
Mode, is not construed as limiting to content of the present utility model and protection domain, and anyone is under enlightenment of the present utility model or incites somebody to action
As any and the utility model that the feature of the utility model and other prior arts is combined and drawn is same or like
Product, all falls within protection domain of the present utility model.
Unreceipted specific experiment step or condition person in embodiment, according to the normal experiment described by document in the art
The operation of step or condition can be carried out.Agents useful for same or the unreceipted production firm person of instrument, are that can be obtained by purchased in market
Conventional reagent product.
There are the following problems for traditional Modified Bitumen Production Procedure mesostroma pitch heating mode：
1. the protection of production and supply is poor.When needing modified pitch at each asphalt mixture mixing station, modified pitch life
Production side will have a process to matrix pitch heat temperature raising, so greatly reduce the promptness of modified pitch guarantee.
2. the guarantee of production quantity is poor.From the point of view of the mix efficiency at a 4000 type asphalt mixture mixing stations, daily
About 140 tons of modified pitch is needed, if 2-3 mixing station goes into operation simultaneously, then the demand of the modified pitch on the same day, by biography
It is unappeasable that system mode, which is produced,.
3. the quality assurance of modified pitch is poor.In matrix pitch temperature-rise period, matrix pitch is raised to 180 degrees Celsius of left sides
It is that under a hot oxygen environment, in such a case, matrix pitch can rapid aging, the technology of influence modified pitch when right
Quality.
Embodiment 1.
The present embodiment provides a kind of pitch and is rapidly heated system, as shown in Fig. 2 described, the pitch system of being rapidly heated includes
It is sequentially connected with by pitch flow direction and by pipeline
Matrix pitch storage tank 1,
Heat exchanger group 5, is connected through circulating pump 2 with the matrix pitch storage tank 1；
Equipment of producing modified asphalt 4.
5 groups of the heat exchanger includes 2-3 heat exchanger.
The heat exchanger is spiral heat exchanger.
The number of the heat exchanger is 3.
The heat exchange specification of 3 spiral heat exchangers is respectively 150 square meters, 100 square meters and 75 square meters, nominal operation
Pressure is 1Mpa, and operating temperature is 0~350 DEG C.Operating pressure is no more than 0.6Mpa when actual use, and operating temperature is no more than
250℃。
3 heat exchanger separate unit exchange capability of heat are followed successively by 40 DEG C, 30 DEG C, 20 DEG C by heat exchange area is descending, can root
Factually border production status realizes the composite condition of series and parallel by changing process pipelines flow.
A kind of pitch technique that is rapidly heated uses said system.
The described technique that is rapidly heated is performed as follows：Matrix pitch in matrix pitch storage tank 1 is defeated through circulating pump 2
Enter to heat exchanger group 5；
Matrix pitch after being rapidly heated through heat exchanger group 5 is input to equipment of producing modified asphalt 4 and produced.
A kind of modified bitumen production method uses said system.
Described production method is performed as follows：Matrix pitch in matrix pitch storage tank 1 is input to through circulating pump 2
Heat exchanger group 5；
Matrix pitch after being rapidly heated through heat exchanger group 5 is input to equipment of producing modified asphalt 4 and produced.
Embodiment 2.
The present embodiment provides a kind of pitch and is rapidly heated technique, carries out as follows：
Matrix pitch in matrix pitch storage tank is input to heat exchanger group through circulating pump；
Matrix pitch after being rapidly heated through heat exchanger group is input to equipment of producing modified asphalt and produced.
Heat exchanger group is made up of 3 spiral heat exchangers, and the heat exchange specification of three spiral heat exchangers is respectively 150
Square meter, 100 square meters and 75 square meters, rated operating pressure are 1Mpa, and operating temperature is 0~350 DEG C.Operating pressure when actual use
No more than 0.6Mpa, operating temperature is no more than 250 DEG C.
3 heat exchanger separate unit exchange capability of heat are followed successively by 40 DEG C, 30 DEG C, 20 DEG C by heat exchange area is descending, can be according to reality
Border production status realizes the composite condition of series and parallel by changing process pipelines flow.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (6)
- The system 1. a kind of pitch is rapidly heated, it is characterised in that including what is be sequentially connected with by pitch flow direction and by pipeline Matrix pitch storage tank, heat exchanger group is connected through circulating pump with the matrix pitch storage tank；Equipment of producing modified asphalt.
- 2. the system according to claim 1 that is rapidly heated, it is characterised in that the heat exchanger group includes 2-3 heat exchanger.
- 3. the system according to claim 2 that is rapidly heated, it is characterised in that the heat exchanger is spiral heat exchanger.
- 4. the system according to claim 3 that is rapidly heated, it is characterised in that the number of the heat exchanger is 3.
- 5. the system according to claim 4 that is rapidly heated, it is characterised in that the heat exchange of 3 spiral heat exchangers Specification is respectively 150 square meters, 100 square meters and 75 square meters, and rated operating pressure is 1Mpa, and operating temperature is 0~350 DEG C.
- 6. the system according to claim 1 that is rapidly heated, it is characterised in that 3 heat exchangers separate unit exchange capability of heat is pressed Heat exchange area is respectively 40 DEG C, 30 DEG C, 20 DEG C, can the combination of unrestricted choice series and parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621017897.XU CN206457695U (en) | 2016-08-31 | 2016-08-31 | A kind of modified pitch is rapidly heated system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621017897.XU CN206457695U (en) | 2016-08-31 | 2016-08-31 | A kind of modified pitch is rapidly heated system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206457695U true CN206457695U (en) | 2017-09-01 |
Family
ID=59691949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621017897.XU Expired - Fee Related CN206457695U (en) | 2016-08-31 | 2016-08-31 | A kind of modified pitch is rapidly heated system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206457695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436529A (en) * | 2016-08-31 | 2017-02-22 | 天津领先正华能源科技发展有限公司 | Modified asphalt rapid heating system |
-
2016
- 2016-08-31 CN CN201621017897.XU patent/CN206457695U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436529A (en) * | 2016-08-31 | 2017-02-22 | 天津领先正华能源科技发展有限公司 | Modified asphalt rapid heating system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |