CN208839286U - A kind of recyclable device for gas-liquid separation tail gas - Google Patents
A kind of recyclable device for gas-liquid separation tail gas Download PDFInfo
- Publication number
- CN208839286U CN208839286U CN201821506886.7U CN201821506886U CN208839286U CN 208839286 U CN208839286 U CN 208839286U CN 201821506886 U CN201821506886 U CN 201821506886U CN 208839286 U CN208839286 U CN 208839286U
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- gas
- hollow clapboard
- liquid separation
- filter core
- upper shell
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Abstract
The utility model relates to a kind of recyclable devices for gas-liquid separation tail gas, including cylinder, hollow clapboard, at least one recycles filter core and several sealing baffles, the annular groove for fixing hollow clapboard is offered on cylinder inboard wall, hollow clapboard dividing barrels are upper shell and lower shell, the side wall of upper shell is equipped with air inlet, the top surface of hollow clapboard is equipped with air inlet, the inlet channel that fixed several sealing baffles are formed is equipped between air inlet and air inlet, the top surface of hollow clapboard is additionally provided at least one for sealing the through-hole of installation recycling filter core, the leakage fluid dram of connection upper shell inner cavity and lower shell inner cavity and the first fluid-tight pipeline of connected drainage mouth are equipped on hollow clapboard, the bottom surface of hollow clapboard is equipped with the second fluid-tight pipeline of the drainage hole of intracavity liquid and connection drainage hole in emptying hollow clapboard；A kind of recyclable device for gas-liquid separation tail gas of the high gas-liquid separation rate of the utility model, low-maintenance cost.
Description
Technical field
The utility model relates to a kind of device for recovering tail gas fields, more particularly to a kind of returning for gas-liquid separation tail gas
Receiving apparatus.
Background technique
Propylene oxide system is only second to the polyacrylic second largest acryloyl derivative, as Organic chemical products, is largely used to gather
The production such as urethane, unsaturated-resin, surfactant, the daily life of product and resident are closely related.Due to peroxide passivation
Propylene oxide process processed is by peroxide passivation technique (HPPO technique) substitution country still largely uses, environmental pollution is serious, technology
Backward propylene oxide by chlorohydrination technique, existing exhaust gas processing device, that is, wire mesh demister separate gas phase from gaseous mixture liquid stream
And liquid phase, it is provided with first separation area and secondary separation area, gas-liquid mixture enters the spiral board area in tank in successively Disengagement zone
Domain forms cyclonic air flow, and centrifugal force gets rid of biggish drop to take off, and gathers on inner wall, because of gravity part liquid separation
It is dropped into the discharge of bottom liquid collection port, when the gas with mist rises through wire mesh demister with certain speed, due to
The effect of inertia that mist rises, mist and wire mesh filaments collide and are attached in filament surfaces, mist in filament surfaces
It spreads, the gravitational settling of mist, so that mist is formed the interface point that biggish drop flow to two silks along filament, filament moistens
The capillarity of moist, liquid surface tension and filament, so that drop is increasing, until the drop of aggregation arrives greatly it certainly
Body generate gravity be more than gas climbing power and surface tension of liquid resultant force when, drop just from filament separation whereabouts.
Due to demister can only collection cut size >=3-5um mist, arresting efficiency reach 98%-99.8% (HG/T21618-
1998), 0.3 μm of drop removal rate 99.98% of partial size > of exhaust treatment system requirement separation accuracy, and wire mesh demister
Liquid flooding gas velocity (i.e. wire mesh demister operation in limit gas velocity) uf, it is desirable that operating gas velocity Ug=0.5-0.8uf (m/s), and
Tail gas gas velocity >=the 20m/s to come from upstream, it is easy to cause liquid flooding, cause wire mesh demister vulnerable, aromatic hydrocarbons receipts are not achieved
Collection requires, so that recyclable device excess load, the discharge of final VOCs increases.
In view of the above shortcomings, the designer, is actively subject to research and innovation, gas-liquid separation is improved to found one kind
While rate, the investment of recyclable device and the recyclable device for gas-liquid separation tail gas of maintenance cost are reduced, it is had more
Utility value in industry.
Utility model content
In order to solve the above technical problems, while improving gas-liquid separation rate the purpose of the utility model is to provide one kind,
Reduce the investment of recyclable device and the recyclable device for gas-liquid separation tail gas of maintenance cost.
The recyclable device for gas-liquid separation tail gas of the utility model, including the recycling of cylinder, hollow clapboard, at least one
Filter core and several sealing baffles offer the annular groove for fixing the hollow clapboard on the inner wall of the cylinder, described
Cylinder is divided into upper shell and lower shell by the hollow clapboard, and air inlet is offered on the side wall of the upper shell, described
The top surface of hollow clapboard is equipped with air inlet, and the air inlet that fixed several sealing baffles are formed is equipped between the air inlet and air inlet
Channel, the top surface of the hollow clapboard is additionally provided at least one and installs the through-hole for recycling filter core for sealing, described hollow
The first liquid of the leakage fluid dram for being connected to the upper shell inner cavity and lower shell inner cavity and the connection leakage fluid dram is equipped on partition
Tube sealing road, the bottom surface of the hollow clapboard is equipped with described in the drainage hole of intracavity liquid in the emptying hollow clapboard and connection
Second fluid-tight pipeline of drainage hole offers exhaust outlet at the top of the upper shell, and demister is equipped in the exhaust outlet, described
It is respectively equipped with the pressure sensor being connected with differential pressure transmitter in upper shell and lower shell, is equipped in the lower shell and liquidometer
Several liquid level sensors of connection.
Further, the manhole for being connected to the upper shell inner cavity and lower shell inner cavity is also equipped on the hollow clapboard.
Further, exhaust outlet is offered at the top of the upper shell.
Further, the recycling filter core is gas-liquid separation Coalescence filter core.
Further, the gas-liquid separation Coalescence filter core is aromatics seperation filter core.
Further, the first fluid-tight pipeline and the second fluid-tight pipeline are U-shaped drain pipe.
Further, for monitoring the liquid level sensor of liquid level there are two being set in the lower shell.
According to the above aspect of the present invention, the utility model at least has the following advantages:
The utility model is used for exhaust treatment system, and high efficiente callback filter core and high-efficiency blade formula demisting are added in cylinder
Device largely captures fine droplet under the premise of micro increase air drag, recycles aromatic hydrocarbons and trimethylbenzene class tail gas, drop in advance
The load of low recycling filter core, the final discharge for reducing VOCs reach the low consumed purpose of drop.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the recyclable device for gas-liquid separation tail gas of the utility model.
1 hollow clapboard 2 recycles filter core
3 sealing baffle, 4 upper shell
5 lower shell, 6 air inlet
7 air inlet, 8 inlet channel
9 leakage fluid dram, 10 manhole
11 exhaust outlet, 12 first Drainage pipe
13 drainage hole, 14 second Drainage pipe
15 differential pressure transmitter, 16 liquidometer
17 demisters
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
A kind of recyclable device for gas-liquid separation tail gas shown in FIG. 1, including cylinder, hollow clapboard 1, at least one are returned
Filter core 2 and several sealing baffles 3 are received, the annular groove for fixing hollow clapboard 1 is offered on the inner wall of cylinder, cylinder passes through
Hollow clapboard 1 is divided into upper shell 4 and lower shell 5, and air inlet 6, the top surface of hollow clapboard 1 are offered on the side wall of upper shell 4
It is equipped with the air inlet 7 of connection 4 inner cavity of upper shell and 1 inner cavity of hollow clapboard, if being equipped between air inlet 7 and air inlet 6 fixed
Dry seal baffle 3 formed inlet channel 8, the top surface of hollow clapboard 1 be additionally provided at least one for seal installation recycle filter core 2
Through-hole, the leakage fluid dram 9 and connected drainage mouth 9 of connection 4 inner cavity of upper shell and 5 inner cavity of lower shell are equipped on hollow clapboard 1
The first fluid-tight pipeline 12, the bottom surface of hollow clapboard 1 is equipped in emptying hollow clapboard 1 drainage hole 13 of intracavity liquid and even
Second fluid-tight pipeline 14 of logical drainage hole 13, the top of upper shell 4 offer exhaust outlet 11, are equipped with demister in exhaust outlet 11
17, the pressure sensor being connected with differential pressure transmitter 15 is respectively equipped in upper shell 4 and lower shell 5, is equipped in lower shell 5 and liquid
Several liquid level sensors of 16 connection of position meter.
The principle of recyclable device provided by the utility model for gas-liquid separation tail gas is as follows:
First separation area is provided in recyclable device for gas-liquid separation tail gas, i.e. sealing baffle 3 at air inlet 6 touches
Region is hit, there are also secondary separation area, i.e. recycling 2 region of filter core, gas-liquid mixture is entered in upper shell 4 by air inlet 6, big
Drop and sealing baffle 3 collide combinations, fall into hollow clapboard 1 and through hollow because gravity partial drop passes through air inlet 7
The leakage fluid dram 9 of 1 bottom of partition is discharged, when the gas with mist passes through 1 inner cavity of hollow clapboard and is risen with certain speed by interior
And it is outer by recycling filter core 2 when, the drop in the gas with mist is recovered the hyperfine polyester fiber inside filter core 2 and catches
It catches, these micron order fibers form tortuous channel to air-flow, force liquid mist in inertial collision, diffusive interception and directly
Under the action of intercepting three kinds of filtration mechanisms, being captured by superfine fibre, surface tension of liquid makes droplet be agglomerated into relatively large drop,
Due to gravity, large-scale droplet settling is to the bottom for recycling filter core 2, and withdrawal liquid aromatic hydrocarbons, reduces recyclable device in advance
Load, the final discharge for reducing VOCs reach the low consumed purpose of drop.
Enter in upper shell 4 in order to facilitate people and install or replace recycling filter core 2, is also equipped with connection on hollow clapboard 1
The manhole 10 of 5 inner cavity of 4 inner cavity of upper shell and lower shell.
In order to which the gas recycled in upper shell 4 by recycling filter core 2 is discharged, the top of upper shell 4 offers exhaust outlet 11.
In order to preferably carry out gas-liquid separation, recycling filter core 2 is gas-liquid separation Coalescence filter core, and gas-liquid separation Coalescence filter core is
Aromatics seperation filter core.
In order to facilitate the liquid aromatic hydrocarbon in recycling tail gas, the first fluid-tight pipeline 12 and the second fluid-tight pipeline 14 are U-shaped row
Liquid pipe.
In order to monitor the minimum level and highest liquid level of the liquid aromatic hydrocarbon collected in lower shell 5, set in lower shell 5 there are two
For monitoring the liquid level sensor of liquid level.
Above are merely preferred embodiments of the utility model, it is not intended to limit the utility model, it is noted that for
For those skilled in the art, without deviating from the technical principle of the utility model, if can also make
Dry improvement and modification, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (7)
1. a kind of recyclable device for gas-liquid separation tail gas, it is characterised in that: returned including cylinder, hollow clapboard, at least one
Filter core and several sealing baffles are received, the annular groove for fixing the hollow clapboard, institute are offered on the inner wall of the cylinder
It states cylinder and upper shell and lower shell is divided by the hollow clapboard, air inlet, institute are offered on the side wall of the upper shell
The top surface for stating hollow clapboard is equipped with air inlet, be equipped with that fixed several sealing baffles are formed between the air inlet and air inlet into
Gas channel, the top surface of the hollow clapboard be additionally provided at least one for seal install it is described recycle filter core through-hole, it is described in
The first of the leakage fluid dram for being connected to the upper shell inner cavity and lower shell inner cavity and the connection leakage fluid dram is equipped on dummy receptacle
Fluid-tight pipeline, the bottom surface of the hollow clapboard, which is equipped with, empties the drainage hole of intracavity liquid and connection institute in the hollow clapboard
The second fluid-tight pipeline of drainage hole is stated, exhaust outlet is offered at the top of the upper shell, is equipped with demister, institute in the exhaust outlet
The pressure sensor for being respectively equipped in upper shell and lower shell and being connected with differential pressure transmitter is stated, is equipped in the lower shell and liquid level
Count several liquid level sensors of connection.
2. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: on the hollow clapboard
Also it is equipped with the manhole for being connected to the upper shell inner cavity and lower shell inner cavity.
3. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: the demister is leaf
Chip demister.
4. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: the recycling filter core is
Gas-liquid separation Coalescence filter core.
5. the recyclable device according to claim 4 for gas-liquid separation tail gas, it is characterised in that: the gas-liquid separation is poly-
Knot filter core is aromatics seperation filter core.
6. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: first liquid sealing pipe
Road and the second fluid-tight pipeline are U-shaped drain pipe.
7. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: set in the lower shell
There are two the liquid level sensors for monitoring liquid level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821506886.7U CN208839286U (en) | 2018-09-14 | 2018-09-14 | A kind of recyclable device for gas-liquid separation tail gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821506886.7U CN208839286U (en) | 2018-09-14 | 2018-09-14 | A kind of recyclable device for gas-liquid separation tail gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208839286U true CN208839286U (en) | 2019-05-10 |
Family
ID=66372980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821506886.7U Expired - Fee Related CN208839286U (en) | 2018-09-14 | 2018-09-14 | A kind of recyclable device for gas-liquid separation tail gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208839286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108970318A (en) * | 2018-09-14 | 2018-12-11 | 江苏拓驰工程技术开发有限公司 | A kind of recyclable device for gas-liquid separation tail gas |
-
2018
- 2018-09-14 CN CN201821506886.7U patent/CN208839286U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108970318A (en) * | 2018-09-14 | 2018-12-11 | 江苏拓驰工程技术开发有限公司 | A kind of recyclable device for gas-liquid separation tail gas |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190510 Termination date: 20190914 |