CN206535441U - Ethylbenzene stream and water vapour static mixing device - Google Patents
Ethylbenzene stream and water vapour static mixing device Download PDFInfo
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- CN206535441U CN206535441U CN201621494063.8U CN201621494063U CN206535441U CN 206535441 U CN206535441 U CN 206535441U CN 201621494063 U CN201621494063 U CN 201621494063U CN 206535441 U CN206535441 U CN 206535441U
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- temperature steam
- ethylbenzene stream
- shell
- chamber
- mixing duct
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Abstract
The utility model is related to a kind of ethylbenzene stream and water vapour static mixing device, mixing duct including high-temperature steam shell and in shell, one end of mixing duct is connected with the upstream end of high-temperature steam shell as high-temperature steam upstream end, and the outer wall of the mixing duct other end and the end of the inwall formation sealing welding of the high-temperature steam shell other end and mixing duct are used as mixed vapour outlet side；Ethylbenzene stream is formed between the inwall of high-temperature steam shell and the outer wall of mixing duct and enters chamber, oriented ethylbenzene stream is opened up on high-temperature steam shell into the ethylbenzene stream entrance of input ethylbenzene stream in chamber；It is the taper chamber become larger from mixed vapour outlet side to high-temperature steam upstream end that ethylbenzene stream, which enters chamber,；The nitrogen sparge tube road purged from the small one end input nitrogen of taper chamber to the big one end of taper chamber is communicated with high-temperature steam shell.The utility model reasonable in design, solves the problems, such as leakage, the bias current occurred in current mixing arrangement.
Description
Technical field
The utility model is related to a kind of ethylbenzene stream and water vapour static mixing device.
Background technology
The device mixed currently used for ethylbenzene stream and water vapour includes high-temperature steam shell, in high-temperature steam shell arrangement
There is mixing duct, outlet side and the high-temperature steam shell of mixing duct are sealed using welding manner formation, and ethylbenzene stream steams with water
Vapour enters mixed in mixing duct after from outlet side discharge, but be due to the sealing using welding manner progress, when long
Between use and can produce leakage after pressure, at this, cause material bias current, and then cause material to mix inequality in reactor
It is even, cause polymerization, coking.
Utility model content
For above-mentioned technical problem, the purpose of this utility model is to provide a kind of reasonable in design, it is to avoid reveal
And the ethylbenzene stream of bias current and water vapour static mixing device.
Realize that the technical solution of the utility model is as follows：
Ethylbenzene stream and water vapour static mixing device, include the high-temperature steam shell of straight type, in high-temperature steam shell
Mixing duct is disposed with along high-temperature steam shell length direction, one end of mixing duct is connected with the upstream end of high-temperature steam shell
As high-temperature steam upstream end, the outer wall of the mixing duct other end and the inwall formation sealing welding of the high-temperature steam shell other end
And the end of mixing duct is connected as mixed vapour outlet side with the formation of high-temperature steam upstream end；In high-temperature steam shell
Formation ethylbenzene stream enters to offer on chamber, the mixing duct and entered for ethylbenzene stream between wall and the outer wall of mixing duct
Ethylbenzene stream enters the admission opening mixed in mixing duct with high-temperature steam in chamber, is offered on high-temperature steam shell
Enter in chamber the ethylbenzene stream entrance for inputting ethylbenzene stream to ethylbenzene stream；
The conical section that the mixing duct includes straight length, connected with straight length, the small one end of conical section diameter and straight tube
Section forms connection；It is the conical cavity become larger from mixed vapour outlet side to high-temperature steam upstream end that ethylbenzene stream, which enters chamber,
Room；
It is communicated with from the small one end input nitrogen of taper chamber to enter to the big one end of taper chamber on high-temperature steam shell
The nitrogen sparge tube road of row purging.
Preferably, the nitrogen sparge tube road at least includes two, and two nitrogen sparge tube roads are in be arranged in one on the other
On high-temperature steam shell.
Preferably, angle is consistent with the cross section of taper chamber or and taper for the nitrogen purging in the nitrogen sparge tube road
The taper of chamber is consistent.
Above-mentioned technical proposal is employed, ethylbenzene stream enters ethylbenzene stream by ethylbenzene stream entrance and enters progress in chamber
Buffering, and entered by admission opening in mixing duct, and during high-temperature steam enters mixing duct from high-temperature steam shell one end,
Mixed with ethylbenzene stream, discharged after mixing from mixed vapour outlet side, enter chamber into ethylbenzene stream in ethylbenzene stream
And with high-temperature steam mixed process, blowing the nitrogen of certain pressure into taper chamber by nitrogen sparge tube road, with to cone
The pressure in the dead band of the small one end of shape chamber is compensated, i.e., the ethylbenzene stream in dead band is purged out into the region, so as to mixing
The weld formation of pipeline and high-temperature steam shell is protected, it is to avoid the ethylbenzene stream that input ethylbenzene stream enters in chamber produces punching
Hit and to the destruction of weld, it is ensured that the correct flowing of steam, it is to avoid bias current, thus solve equipment imperfect tape come danger
Evil.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1 is high-temperature steam shell, and 2 be mixing duct, and 3 be that ethylbenzene stream enters chamber, and 4 be admission opening, and 5 be second
Benzene vapour entrance, 6 be straight length, and 7 be conical section, and 8 be nitrogen sparge tube road, and 9 be air distributing plate, and 10 be support block, and 11 be supporting
Frame, 12 be dead band, and 13 be air feeding tube.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
The accompanying drawing of type embodiment, the technical scheme to the utility model embodiment is clearly and completely described.Obviously, it is described
Embodiment is a part of embodiment of the present utility model, rather than whole embodiments.Based on described of the present utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained on the premise of without creative work, all belongs to
The scope protected in the utility model.
As shown in figure 1, ethylbenzene stream and water vapour static mixing device, include the high-temperature steam shell 1 of straight type, in high temperature
In steam shell mixing duct 2, one end and the high-temperature steam shell of mixing duct are disposed with along high-temperature steam shell length direction
Upstream end connection be used as high-temperature steam upstream end, the outer wall of the mixing duct other end and the inwall of the high-temperature steam shell other end
The end for forming sealing welding and mixing duct is connected as mixed vapour outlet side with the formation of high-temperature steam upstream end.
Ethylbenzene stream is formed between the inwall of high-temperature steam shell and the outer wall of mixing duct and enters chamber 3, mixing tube
Offered on road for ethylbenzene stream enter chamber in ethylbenzene stream enter mixing duct in mixed with high-temperature steam enter vapour
Hole 4, opens up oriented ethylbenzene stream into the ethylbenzene stream entrance 5 of input ethylbenzene stream in chamber on high-temperature steam shell.
The conical section 7 that mixing duct includes straight length 6, connected with straight length, the small one end of conical section diameter and straight length
Form connection；It is the conical cavity become larger from mixed vapour outlet side to high-temperature steam upstream end that ethylbenzene stream, which enters chamber,
Room, to be buffered to the formation of the ethylbenzene stream of entrance.
It is communicated with from the small one end input nitrogen of taper chamber to enter to the big one end of taper chamber on high-temperature steam shell
The nitrogen sparge tube road 8 of row purging.
Nitrogen sparge tube road includes two, and two nitrogen sparge tube roads are in be arranged in one on the other on high-temperature steam shell,
The quantity in nitrogen sparge tube road can be increased as needed, such as three, four, five.
In order to which nitrogen sparge tube road produces preferably purging energy supply, the nitrogen purging angle and conical cavity in nitrogen sparge tube road
The cross section of room consistent (signal in the accompanying drawing 1 of such as the present embodiment, purging direction and the mixing duct axle center in nitrogen sparge tube road
Line direction is formed vertically) or it is consistent with the taper of taper chamber (in such as accompanying drawing 1, the direction of right side dotted arrow).
In specific implementation, air distributing plate 9 is fixedly installed in the high-temperature steam upstream end in mixing duct 2, in air distributing plate
On be distributed with several cloth steam vents, or on air distributing plate air feeding tube 13 of the assembling below admission opening in order to faster and better
Make the mixing of two kinds of steam；Air distributing plate is fixed in mixing duct by welding or the fixed form such as screw and along mixing duct
Diametric(al) be arranged, so from high-temperature steam upstream end enter 800 DEG C of steam can be evenly dispersed to mixing tube
In road, and the support block 10 supported to air distributing plate formation is fixedly installed in mixing duct, after high-temperature steam enters, by mixed
The straight length of pipeline is closed, the diffusion subsequently into conical section can increase the mixed area of steam, and above-mentioned admission opening is opened in
On the straight length of mixing duct, enable to exist from the ethylbenzene stream that ethylbenzene stream entrance enters to obtain bigger cushion space
Ethylbenzene stream is sufficiently buffered into chamber, and efficiency is changed in increase.The straight length of mixing duct and high-temperature steam shell
High-temperature steam upstream end is consistent, and to avoid producing gap between straight length outer wall and high-temperature steam shell inwall, and is caused
The leakage of high-temperature steam.It is fixedly installed between mixing duct outer wall and high-temperature steam shell inwall to mixing duct formation branch
The bearing support 11 of support, the bearing support is in junction between straight length and conical section or in the small one end of conical section diameter,
To ensure the stable support to mixing duct, it is to avoid in steam mixed process mixing duct produce rock and influence mixing efficiency and
Caused steam leakage.
The course of work of the present utility model：500 DEG C of ethylbenzene streams enter chamber by ethylbenzene stream entrance into ethylbenzene stream
Enter row buffering in room, and entered by admission opening in mixing duct, and 800 DEG C of high-temperature steams enter from high-temperature steam shell one end
Enter in mixing duct, mixed with ethylbenzene stream, discharged after mixing from mixed vapour outlet side, enter ethylbenzene in ethylbenzene stream
Steam enters chamber and with high-temperature steam mixed process, certain tens are blowed into taper chamber by nitrogen sparge tube road
The nitrogen of KPa pressure, the pressure in the dead band 12 of one end that just can be small to taper chamber is compensated.
Claims (3)
1. ethylbenzene stream and water vapour static mixing device, include the high-temperature steam shell of straight type, the edge in high-temperature steam shell
High-temperature steam shell length direction is disposed with mixing duct, and one end of mixing duct connects work with the upstream end of high-temperature steam shell
For high-temperature steam upstream end, the outer wall of the mixing duct other end and the inwall formation sealing welding of the high-temperature steam shell other end and
The end of mixing duct is connected as mixed vapour outlet side with the formation of high-temperature steam upstream end；Characterized in that, being steamed in high temperature
Formation ethylbenzene stream, which enters to offer on chamber, the mixing duct, between the inwall of steam pipe shell and the outer wall of mixing duct supplies second
Benzene vapour enters ethylbenzene stream in chamber and enters the admission opening mixed in mixing duct with high-temperature steam, in high temperature steam pipe
Oriented ethylbenzene stream is opened up on shell into the ethylbenzene stream entrance of input ethylbenzene stream in chamber；
The conical section that the mixing duct includes straight length, connected with straight length, the small one end of conical section diameter and straight length shape
Into connection；It is the taper chamber become larger from mixed vapour outlet side to high-temperature steam upstream end that ethylbenzene stream, which enters chamber,；
It is communicated with from the small one end input nitrogen of taper chamber and is blown to the big one end of taper chamber on high-temperature steam shell
The nitrogen sparge tube road swept.
2. ethylbenzene stream according to claim 1 and water vapour static mixing device, it is characterised in that the nitrogen purging
Pipeline at least includes two, and two nitrogen sparge tube roads are in be arranged in one on the other on high-temperature steam shell.
3. ethylbenzene stream according to claim 1 or 2 and water vapour static mixing device, it is characterised in that the nitrogen
The nitrogen purging angle for purging pipeline is consistent with the cross section of taper chamber or consistent with the taper of taper chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621494063.8U CN206535441U (en) | 2016-12-30 | 2016-12-30 | Ethylbenzene stream and water vapour static mixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621494063.8U CN206535441U (en) | 2016-12-30 | 2016-12-30 | Ethylbenzene stream and water vapour static mixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206535441U true CN206535441U (en) | 2017-10-03 |
Family
ID=59939181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621494063.8U Active CN206535441U (en) | 2016-12-30 | 2016-12-30 | Ethylbenzene stream and water vapour static mixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206535441U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110270240A (en) * | 2019-06-06 | 2019-09-24 | 常州瑞凯化工装备有限公司 | Dilution steam generation mixer |
| CN112324488A (en) * | 2020-10-30 | 2021-02-05 | 中国平煤神马能源化工集团有限责任公司 | System for preparing saturated steam by low-gas high-temperature heat storage oxidation of coal mine |
-
2016
- 2016-12-30 CN CN201621494063.8U patent/CN206535441U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110270240A (en) * | 2019-06-06 | 2019-09-24 | 常州瑞凯化工装备有限公司 | Dilution steam generation mixer |
| CN112324488A (en) * | 2020-10-30 | 2021-02-05 | 中国平煤神马能源化工集团有限责任公司 | System for preparing saturated steam by low-gas high-temperature heat storage oxidation of coal mine |
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