CN208667603U - A kind of exhaust-gas treatment structure - Google Patents
A kind of exhaust-gas treatment structure Download PDFInfo
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- CN208667603U CN208667603U CN201821196320.9U CN201821196320U CN208667603U CN 208667603 U CN208667603 U CN 208667603U CN 201821196320 U CN201821196320 U CN 201821196320U CN 208667603 U CN208667603 U CN 208667603U
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Abstract
The utility model discloses a kind of exhaust-gas treatment structures, are related to field of chemical equipment, and technical solution is, including cooling furnace, air heat exchanger one, air heat exchanger two and blower；The gas outlet of blower and the shell side inlet communication of air heat exchanger two, the shell-side outlet of air heat exchanger two and the shell side inlet communication of air heat exchanger one, the shell-side outlet of air heat exchanger one and the tube side inlet communication of air heat exchanger two.The beneficial effects of the utility model are: by workflow reengineering, using the exhaust gas in original production technology, the temperature difference of supplement air and the cracking gas that exchanges heat is reduced, reduces blocking of the flue gas to air heat exchanger, the failure rate of air heat exchanger is greatly reduced, is provided safeguard for the safe and stable operation of device.Air heat-exchange effect is more stable, operates simpler be easy, it is often more important that air heat exchanger prevents substantially in the clogging occurred before, ensure that air heat exchanger is steady, normal, long time running.
Description
Technical field
The utility model relates to field of chemical equipment, in particular to a kind of exhaust-gas treatment structure.
Background technique
Horizontal alkylation reactor is key equipment (the catalyst 90%- in catalyst (H2SO4) method alkylated reaction
98% concentrated sulfuric acid).Reaction raw materials (oil liquefied gas C 4 fraction, main component iso-butane and butylene) are under the action of the concentrated sulfuric acid, hair
Raw alkylation addition reaction, generates the paraffins mixture with a variety of branches, is referred to as alkylate oil.
Alkylated reaction can generate the useless agent of 90% acid, in waste gas treatment process, useless agent needs when burning in incinerator
Supplement portion of air keeps useless agent more abundant when burning, this partial air is supplemented by a centrifugal blower,
And in order to reduce influence of this partial air to in-furnace temperature is burned, this usual partial air into meeting before incinerator and is cracking
Furnace gas afterwards is by an air heat exchanger heat exchange heating, and by the production time of a period of time, I is had found in workshop, due to supplement
It is stifled that air and the furnace gas temperature difference cause greatly the furnace gas process in air heat exchanger to be easy, and the bigger the temperature difference the easier to be stifled, to lead
Negative pressure is high in cause system, and processing capacity reduces.
Utility model content
In order to realize above-mentioned purpose of utility model, in view of the above technical problems, the utility model provides a kind of exhaust-gas treatment
Structure.
Its technical solution is a kind of exhaust-gas treatment structure, including cooling furnace, air heat exchanger one, air heat exchanger two and
Blower；
The shell side inlet communication of the gas outlet of the blower and the air heat exchanger two, the shell side of air heat exchanger two go out
The shell side inlet communication of mouth and the air heat exchanger one, the shell-side outlet and the air heat exchanger of the air heat exchanger one
Two tube side inlet communication；
Cooling furnace includes cracking gas import and cracking gas outlet, the cracking gas discharge outlet of cracking gas import and useless agent pyrolysis furnace
Connection, the tube side import of cracking gas outlet air heat exchanger one；Steam (vapor) outlet is additionally provided in cooling furnace；
The cooling furnace includes shell, and one end of shell is provided with the cracking gas import, cracking gas import connection setting
In the intracorporal coil pipe of shell, the position that coil pipe is located at the housing central section be provided with through connection coil pipe inside flue, flue with
The cracking gas outlet；Water inlet, water outlet are additionally provided on shell, the other end of the shell is provided with sprinkler
Structure, water spraying mechanism are connected to the water inlet；Water spraying mechanism is provided with the atomizer towards the housing central section.Water inlet is logical
Cross water pump connection water source.
Preferably, the water spraying mechanism includes water spraying mechanism partition, and water spraying mechanism partition is located at one end of the shell, spray
The side of water dispenser structure partition towards the housing central section is provided with water spray plate, other side setting driving item, the water spraying mechanism every
Plate two sides are symmetrical arranged shaft, and the shaft of two sides is each passed through the water spray plate and drives at the center of item；Drive item and motor
Linkage；The driving item is magnetic strips, and the side of the water spray plate towards the water spraying mechanism partition is provided with can be by driving item
The metal block of absorption；Through-hole is set in the middle part of the shaft of the water spraying mechanism partition, and through-hole connects the water inlet by water pipe；Institute
Stating is cavity inside water spray plate, and cavity is connected to the through-hole；The side of water spray plate towards the housing central section is provided with several
Atomizer.
Preferably, the gas outlet connection of the air inlet of the tube side outlet cooling tower of air heat exchanger one, cooling tower is washed
Wash the material inlet of tower.
Preferably, the blower is centrifugal blower.
Preferably, the air heat exchanger one and air heat exchanger two include shell, and enclosure interior is provided with coil pipe, shell
The shell side import and shell-side outlet on shell is arranged in the chamber in internal portion, and coil pipe both ends, which are respectively communicated with, to be arranged in shell
The tube side import and tube side outlet on body；Wherein shell side space is source space, and tube side channel is heating object channel.
Technical solution provided by the embodiment of the utility model has the benefit that by utilizing original to workflow reengineering
There is the exhaust gas in production technology, reduce the temperature difference of supplement air and the cracking gas that exchanges heat, reduces blocking of the flue gas to air heat exchanger,
The failure rate of air heat exchanger is greatly reduced, is provided safeguard for the safe and stable operation of device.Air heat-exchange effect is more steady
It is fixed, operate simpler be easy, it is often more important that air heat exchanger prevents substantially in the clogging occurred before, ensure that sky
Gas heat exchanger is steady, normal, long time running.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model embodiment.
Fig. 2 is the cooling furnace structural schematic diagram of the utility model embodiment.
Fig. 3 is the cooling furnace schematic diagram of internal structure of the utility model embodiment.
Wherein, appended drawing reference are as follows: 1, cooling furnace；101, coil pipe；11, cracking gas import；12, cracking gas exports；13, into
The mouth of a river；14, water outlet；2, air heat exchanger one；3, air heat exchanger two；4, cooling tower；5, blower；8, water spraying mechanism；801,
Water spraying mechanism partition；802, water spray plate；803, item is driven；804, motor.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.Certainly, specific embodiment described herein is only practical to explain
It is novel, it is not used to limit the utility model.
It should be noted that in the absence of conflict, the spy in embodiment and embodiment in the utility model creation
Sign can be combined with each other.
The utility model create description in, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper",
The orientation or position of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside"
Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and creates and simplify description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as the limitation created to the utility model.In addition, term " first ", " second " etc. are used for description purposes only, and
It cannot be understood as indicating or implying relative importance or implicitly indicate the quantity of indicated technical characteristic.It defines as a result,
The feature of " first ", " second " etc. can explicitly or implicitly include one or more of the features.In the utility model
In the description of creation, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description that the utility model is created, it should be noted that unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed by concrete condition
Solve concrete meaning of the above-mentioned term in the utility model creation.
Embodiment 1
Referring to Fig. 1, the utility model provides a kind of exhaust-gas treatment structure, including cooling furnace 1, air heat exchanger 1, air
Heat exchanger 23 and blower 5；
The shell side inlet communication of the gas outlet of blower 5 and air heat exchanger 23, the shell-side outlet of air heat exchanger 23 with
The shell side inlet communication of air heat exchanger 1, the tube side import of the shell-side outlet and air heat exchanger 23 of air heat exchanger 1
Connection；
Cooling furnace 1 includes cracking gas import 11 and cracking gas outlet 12, the cracking of cracking gas import 11 and useless agent pyrolysis furnace
The connection of gas discharge outlet, the tube side import of 12 connection air heat exchanger 1 of cracking gas outlet；Steam is additionally provided in cooling furnace 1 to go out
Mouthful；
Cooling furnace 1 includes shell, and one end of shell is provided with cracking gas import 11, and the connection of cracking gas import 11 is arranged in shell
Intracorporal coil pipe 101, the position that coil pipe 101 is located at housing central section are provided with the flue 102 inside connection coil pipe 101, cigarette
Road 102 is connected to cracking gas outlet 12；Water inlet 13, water outlet 14 are additionally provided on shell, the other end of shell is provided with spray
Water dispenser structure 8, water spraying mechanism 8 are connected to water inlet 13；Water spraying mechanism 8 is provided with the atomizer towards housing central section.Water inlet
13 connect water source by water pump.
The gas outlet of the air inlet of the tube side outlet cooling tower 4 of air heat exchanger 1, cooling tower 4 connects scrubbing tower
Material inlet.
Blower 5 is centrifugal blower.
Air heat exchanger 1 and air heat exchanger 23 include shell, and enclosure interior is provided with coil pipe, enclosure interior
Chamber is arranged in shell side import and shell-side outlet on shell, coil pipe both ends be respectively communicated with the tube side that is arranged on shell into
Mouth and tube side outlet；Wherein shell side space is source space, and tube side channel is heating object channel.
The course of work of this programme is that cold air is driven into the shell side of air heat exchanger 23 by blower 5, passes through air
The shell side of heat exchanger 23 enters the shell side of air heat exchanger 1.The temperature that cracking gas comes out from pyrolysis furnace can about reach
850 DEG C, cooling furnace 1 is initially entered, by the cold water in cooling furnace 1, so that the first step cooling to cracking gas is played, by cold
The temperature of cracking gas can be about down to 530 DEG C by but furnace, while using the temperature of cracking gas, being obtained a certain amount of steam, being
Other industry step services.Cracking gas enters the tube side of air heat exchanger 1 later, among these, cracking gas and by air
The air heat-exchange that the conveying of heat exchanger 23 comes, cracking gas are heated while cooling to this partial air, splitting after cooling down again
It vents one's spleen and enters cooling tower, to more easily reach the low temperature of needs, cracking gas after cooling is about down to 350 DEG C, reaches washing
The requirement of system is washed into scrubbing tower.Air in air heat exchanger 1, after being heated by cracking gas returns to air heat-exchange
In the tube side channel of device 23, pyrolysis furnace is entered by air heat exchanger 23, burns and uses for pyrolysis furnace.In air heat exchanger two
In 3, by by the air after the cracking gas heating in air heat exchanger 1, while to the fresh air in 23 shell side of air heat exchanger
Heating, that is, heated by the air that centrifugal blower is squeezed into, 180 DEG C can be about warmed to, by heating, reduces air
The temperature difference of air and cracking gas in exchanging air 1, to solve to cause air to change greatly due to supplement air and cracking air Temperature Difference
The easily stifled problem of furnace gas process in hot device.
Embodiment 2
Referring to fig. 2 with Fig. 3, on the basis of embodiment 1, water spraying mechanism 8 includes water spraying mechanism partition 801, water spraying mechanism
Partition 801 is located at one end of shell, and the side of water spraying mechanism partition 801 towards housing central section is provided with water spray plate 802, the other side
Setting driving item 803,801 two sides of water spraying mechanism partition are symmetrical arranged shaft, and the shaft of two sides is each passed through water spray plate 802 and drives
At the center of dynamic item 803；Item 803 and motor 804 is driven to link；Driving item 803 is magnetic strips, and water spray plate 802 is towards sprinkler
The side of structure partition 801 is provided with the metal block that can be adsorbed by driving item 803；Setting in the middle part of the shaft of water spraying mechanism partition 801
Through-hole, through-hole connect water inlet 13 by water pipe；It is cavity inside water spray plate 802, cavity is connected to through-hole；802 court of water spray plate
The side of housing central section is provided with several atomizers.It, can be by the intracorporal water of shell by the water outlet 14 on 1 shell of cooling furnace
Recycling circulation, is reused for entering in shell as cooling water.
Drive item 803 and a driven wheel coaxial, driven wheel is engaged in the driving wheel on 804 motor shaft of motor.From
And driving item rotation is driven by motor 804.
Several balls are respectively set towards the side of water spraying mechanism partition 801 in water spray plate 802, driving item 803, ball with
The surface of water spraying mechanism partition 801 is affixed.
It is possible thereby to guarantee water spray plate 802 and the smooth rotation of driving item 803 and be closer with water spraying mechanism partition 801,
To guarantee to drive item 803 to the effective magnetic attraction of water spray plate 802.
Water spray plate 802 can be made of glass, pass through the mechanism separated completely, it is ensured that be located at the intracorporal water spray of shell
For plate 802 during rotating water spray, the mechanical structures such as motor to link with it not will receive vapor influence.It is set to extend
The standby service life.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of exhaust-gas treatment structure, which is characterized in that including cooling furnace (1), air heat exchanger one (2), air heat exchanger two
(3) and blower (5)；
The gas outlet of the blower (5) and the shell side inlet communication of the air heat exchanger two (3), air heat exchanger two (3)
The shell side inlet communication of shell-side outlet and the air heat exchanger one (2), the shell-side outlet of the air heat exchanger one (2) and institute
State the tube side inlet communication of air heat exchanger two (3)；
Cooling furnace (1) includes that cracking gas import (11) and cracking gas export (12), cracking gas import (11) and useless agent pyrolysis furnace
The connection of cracking gas discharge outlet, cracking gas export the tube side import of (12) connection air heat exchanger one (2)；Cooling furnace is also set on (1)
It is equipped with steam (vapor) outlet；
The cooling furnace (1) includes shell, and one end of shell is provided with the cracking gas import (11), and cracking gas import (11) is even
It connects and is arranged in the intracorporal coil pipe of shell (101), the position that coil pipe (101) is located at the housing central section is provided with through connection coil pipe
(101) internal flue (102), flue (102) are connected to cracking gas outlet (12)；Water inlet is additionally provided on shell
(13), water outlet (14), the other end of the shell are provided with water spraying mechanism (8), water spraying mechanism (8) and the water inlet (13)
Connection；Water spraying mechanism (8) is provided with the atomizer towards the housing central section.
2. exhaust-gas treatment structure according to claim 1, which is characterized in that the water spraying mechanism (8) includes water spraying mechanism
Partition (801), water spraying mechanism partition (801) are located at one end of the shell, and water spraying mechanism partition (801) is towards in the shell
The side in portion is provided with water spray plate (802), other side setting driving item (803), and water spraying mechanism partition (801) two sides are symmetrical
Shaft is set, and the shaft of two sides is each passed through the water spray plate (802) and drives at the center of item (803)；Drive item (803) with
Motor (804) linkage；The driving item (803) is magnetic strips, and the water spray plate (802) is towards the water spraying mechanism partition
(801) side is provided with the metal block that can be adsorbed by driving item (803)；In the middle part of the shaft of the water spraying mechanism partition (801)
Through-hole is set, and through-hole connects the water inlet (13) by water pipe；Be cavity inside the water spray plate (802), cavity with it is described
Through-hole connection；The side of water spray plate (802) towards the housing central section is provided with several atomizers.
3. exhaust-gas treatment structure according to claim 1, which is characterized in that the tube side of air heat exchanger one (2), which exports, to be connected
The air inlet of logical cooling tower (4), the material inlet of the gas outlet connection scrubbing tower of cooling tower (4).
4. exhaust-gas treatment structure according to claim 1, which is characterized in that the blower (5) is centrifugal blower.
5. exhaust-gas treatment structure according to claim 1, which is characterized in that the air heat exchanger one (2) and air change
Hot device two (3) includes shell, and enclosure interior is provided with coil pipe, and the shell on shell is arranged in the chamber of enclosure interior
Journey import and shell-side outlet, coil pipe both ends are respectively communicated with the tube side import being arranged on shell and tube side outlet；Wherein shell
Journey space is source space, and tube side channel is heating object channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821196320.9U CN208667603U (en) | 2018-07-26 | 2018-07-26 | A kind of exhaust-gas treatment structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821196320.9U CN208667603U (en) | 2018-07-26 | 2018-07-26 | A kind of exhaust-gas treatment structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208667603U true CN208667603U (en) | 2019-03-29 |
Family
ID=65831882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821196320.9U Active CN208667603U (en) | 2018-07-26 | 2018-07-26 | A kind of exhaust-gas treatment structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208667603U (en) |
-
2018
- 2018-07-26 CN CN201821196320.9U patent/CN208667603U/en active Active
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