CN205860800U - A kind of it is applicable to the stagewise condensing heat exchanger rich in volatile organic gas - Google Patents
A kind of it is applicable to the stagewise condensing heat exchanger rich in volatile organic gas Download PDFInfo
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- CN205860800U CN205860800U CN201620661937.8U CN201620661937U CN205860800U CN 205860800 U CN205860800 U CN 205860800U CN 201620661937 U CN201620661937 U CN 201620661937U CN 205860800 U CN205860800 U CN 205860800U
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Abstract
This utility model relates to a kind of being applicable to the stagewise condensing heat exchanger rich in volatile organic gas, including the tube bank flowed for gas to be condensed and the cylinder surrounding tube bank also cooling fluid flowing, this cylinder is divided into multistage canister unit from top to bottom, every section of canister unit be equipped with independent shell side fluid inlet and, it is tightly connected by middle insulating course (5) between two adjacent canister unit, described middle insulating course (5) includes connecting tube and insulation surface layer, described connecting tube is through insulation surface layer, and connects the tube bank between adjacent two canister unit.Compared with prior art, this utility model has that heat transfer losses between simple, each section of canister unit of equipment is low, heat exchange efficiency advantages of higher.
Description
Technical field
This utility model relates to a kind of condensing heat exchanger, especially relates to a kind of being applicable to rich in volatile organic gas
Stagewise condensing heat exchanger.
Background technology
Organic substance produces in medium industry be often taken as solvent at chemical industry, medicine, and a part of organic solvent is extremely low
At a temperature of just can evaporate into gas, along with environmental requirement improves further, tightened up to there has also been rich in volatile organic gas
Discharge standard, waste gas produced in preparation process typically can first be carried out condensation process, be more such as catalyzed oxidation
Or the purified treatment that multi-stage condensing reclaims.And if condensation process can reach good effect, follow-up place just can be significantly reduced
Reason amount.
Condensation separation method is to utilize the low-boiling characteristic of volatile organic matter, after temperature reduces, and the volatilization that boiling point is higher
Property Organic substance condensation separation out, this technique it is critical only that offer enough colds make Organic substance condense.Traditional multiple stage is changed
Equipment that hot device exists and the problem such as pipeline is the compactest, SR is big.
Document CN 103028269 A first borrow the condenser of upstream separated by most water solublity volatile organic matter
Out, then downstream water sprinkler be set utilize water sprinkler that the off-gas flows that passes through is sprayed water smoke, allow the condenser of downstream coagulate
Bear more water droplet and absorb water solublity volatile organic matter.This method is unsuitable for organic recycling.
Cooling unit and supercool list in CN 104390495 A, condensing heat exchanger primary structure includes condenser body, pipe
Unit, is mainly interposed between the steam heat-exchanging in heat exchanger tube in two canister unit by dividing plate and is respectively divided into two journeys, it is ensured that Mei Yicheng
Steam flow rate keeps uniform substantially.The condenser of this kind of device does not has condensate recovery device, and application is not extensive, the most inapplicable
VOC is reclaimed with condensation.
CN 103822510 A mainly describes muitishell tubular heat exchanger, mainly by sealing dividing plate by heat exchange
The shell side in district is divided into the plural separate sub-district of shell side heat exchange, and the independent sub-district of shell side heat exchange is provided with independent shell
Journey fluid inlet and shell side fluid outlet.The design of this kind of device for equipment cooling or the intensification temperature difference time little the most applicable, but
It seals the simple isolation of dividing plate, can not reduce the heat-exchange power loss of big temperature difference shell-side fluid, and this kind of equipment does not has
There is a lime set collection device, inapplicable with the gas converting heat having lime set.
Utility model content
Defect that the purpose of this utility model is contemplated to overcome above-mentioned prior art to exist and provide one to be applicable to richness
Stagewise condensing heat exchanger containing volatile organic gas.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of it is applicable to the stagewise condensing heat exchanger rich in volatile organic gas, including for gas to be condensed flowing
The cylinder that tube bank and encirclement tube bank cooling fluid are flowed, this cylinder is divided into multistage canister unit, every section of cylinder from top to bottom
Unit is equipped with independent shell side fluid inlet and shell side fluid outlet, by middle insulating course between two adjacent canister unit
Being tightly connected, the tube bank between adjacent two canister unit through insulating course and is connected.
Described middle insulating course includes connecting tube and insulation surface layer, and described connecting tube is through insulation surface layer, and connects
Tube bank between adjacent two canister unit.Connecting tube can also use the high-intensity heat insulating material system equally with heat-insulating capability
Becoming, insulation surface layer can be multi-layer compound structure.
Described middle insulating course is connected with canister unit integral type.
Described cylinder is divided into top canister unit and lower cylinder unit two sections, wherein, the shell side of top canister unit
The temperature of fluid is less than the temperature of the shell-side fluid of lower cylinder unit.
The shell-side fluid of described top canister unit is that room temperature cools down water, and the shell-side fluid of lower cylinder unit is low temperature
Chilled water.
Described lower cylinder unit is provided with expansion joint.
In the gas access being arranged above and restraining connection of described cylinder, it is also equipped with liquid collecting in the bottom of cylinder
Tank, the sidepiece of liquid collecting tank is additionally provided with gas outlet, and bottom is provided with condensate outlet.
It is provided with far transmission level meter in described liquid collecting tank, at condensate outlet, is additionally provided with pneumatic operated valve, described teletransmission liquid
Position meter is all connected with automatic control system with pneumatic operated valve.
Described tube bank is straight tube structure.
This utility model by shell side being divided into top canister unit and lower cylinder unit, two independent canister unit
Heat exchange subregion cooling unit and condensing unit is formed respectively with tube side.Top canister unit is can be room temperature cooling heat transferring cylinder
Unit, lower cylinder unit is can be condensation at low temperature heat exchanger tube body unit, it is also possible to arrange top cylinder according to actual needs
Heat transfer temperature difference with lower cylinder.So, the gas of condensation process to first pass through the room temperature cooling of cooling unit, portion gas is cold
Solidifying, and condense further along with the gas of incoagulability enters condensing unit, so can be promoted making to coagulate by incoagulable gas
Liquid is collected faster.In lower cylinder unit, shell-side fluid is freezing water, and this section is provided with expansion joint, reduces cold and hot liquids flowing
The temperature that equipment injury can effectively reduce volatile organic matter simultaneously caused, reaches well to condense recovery purpose.
Compared with prior art, this utility model has the advantage that
(1) by the setting of multistage shell side, it is possible to achieve utilize the space of a heat transmission equipment and heat exchange area to reach string
The purpose of connection heat transmission equipment, effectively save equipment cost, the connection between equipment and pipeline can be reduced, save installation cost, with
Time can also reduce because multiple stage condenser is used in conjunction the fluid resistance caused, increase the heat transfer coefficient of condenser, improve heat exchange efficiency, energy
The condensation well improving volatile organic matter is reclaimed.
(2) fluid between each section of shell side all has individually import and export, and improve heat transmission equipment utilizes scope, and this kind changes
Hot equipment can need to change the temperature difference of heat transferring medium according to different technique, reaches heat transfer effect.
(3) heat transfer coefficient of heat transmission equipment is improved: in the middle of this utility model, insulating course is to comprise tube bank and heat-preservation cotton layer, its
Middle tube bank is connected with the tube bank of upper and lower canister unit, and insulating course and upper lower shell are the connected modes of integral type.Middle partition
Layer is possible to prevent in upper and lower cylinder shell side infiltration and the temperature impact each other of different cold flow bodies, it is to avoid due to upper and lower
In cylinder, the excessive generation of cold fluid temperature difference can cause the phenomenon of the cold fluid freeze of one of which.Insulation surface layer in middle insulating course
Can effectively reduce the heat transfer between the cold flow body in upper and lower cylinder, reduce the heat loss of cold flow body, effectively utilize cold flow body
Cold, improves heat exchange efficiency.The expansion joint arranged on the cylinder of its underpart is prevented from expanding with heat and contract with cold for equipment barrel material
Impact, improves service life and the utilization rate of equipment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
In figure, 1-gas access, 2-gas outlet, 3-condensate outlet, 4-bobbin carriage, insulating course in the middle of 5-, 6-top cylinder
Body shell side, 7-lower cylinder shell side, 8-top shell side inlet, 9-top shell-side outlet, 10-bottom shell side inlet, 11-lower case
Journey exports, 12-expansion joint, 13-top canister unit, 14-lower cylinder unit, 15-liquid collecting tank.
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment 1
A kind of being applicable to the stagewise condensing heat exchanger rich in volatile organic gas, its structure is as it is shown in figure 1, include supplying
The cylinder that the tube bank in straight tube structure of gas to be condensed flowing and encirclement tube bank cooling fluid are flowed, cylinder top is installed
Having bobbin carriage 4, bobbin carriage 4 arranges gas access 1, the bottom of cylinder is provided with liquid collecting tank 15, and the sidepiece of liquid collecting tank 15 is additionally provided with gas
Body outlet 2, bottom is provided with condensate outlet 3, is provided with far transmission level meter in liquid collecting tank 15, is additionally provided with gas at condensate outlet 3
Dynamic valve, far transmission level meter is all connected with automatic control system with pneumatic operated valve.
Cylinder is divided into top canister unit 13 and lower cylinder unit 14 two sections from top to bottom, top canister unit 13 upper
Walking room temperature cooling water in portion's cylinder shell side 6, the lower cylinder shell side 7 of lower cylinder unit 14 walks low temperature chilled water, lower cylinder
It is additionally provided with on unit 14 on expansion joint 12, top canister unit 13 and lower cylinder unit 14 and is respectively equipped with independent shell-side fluid
Import and export: top shell side inlet 8, top shell-side outlet 9, bottom shell side inlet 10 and the bottom shell side being sequentially distributed from top to bottom
Outlet 11.
It is tightly connected by middle insulating course 5 between top canister unit 13 and lower cylinder unit 14, middle insulating course 5
Including connecting tube and insulation surface layer, connecting tube is through insulation surface layer, and connects the tube bank between adjacent two canister unit, middle interval
Tomography 5 is connected with canister unit integral type.
The above-mentioned description to embodiment is to be understood that for ease of those skilled in the art and use practicality
Novel.These embodiments obviously easily can be made various amendment by person skilled in the art, and explanation at this
General Principle be applied in other embodiments without through performing creative labour.Therefore, this utility model is not limited to above-mentioned
Embodiment, those skilled in the art according to announcement of the present utility model, the improvement made without departing from this utility model category and
Amendment all should be within protection domain of the present utility model.
Claims (8)
1. it is applicable to the stagewise condensing heat exchanger rich in volatile organic gas, including the pipe for gas to be condensed flowing
The cylinder that bundle and encirclement tube bank cooling fluid flow, this cylinder is divided into multistage canister unit, every section of cylinder list from top to bottom
Unit is equipped with independent shell side fluid inlet and shell side fluid outlet, it is characterised in that pass through between two adjacent canister unit
Middle insulating course (5) is tightly connected, and described middle insulating course (5) includes connecting tube and insulation surface layer, and described connecting tube is worn
Cross insulation surface layer, and connect the tube bank between adjacent two canister unit.
The most according to claim 1 a kind of being applicable to the stagewise condensing heat exchanger rich in volatile organic gas, it is special
Levying and be, described middle insulating course (5) is connected with canister unit integral type.
The most according to claim 1 a kind of being applicable to the stagewise condensing heat exchanger rich in volatile organic gas, it is special
Levying and be, described cylinder is divided into top canister unit (13) and lower cylinder unit (14) two sections, wherein, top canister unit
(13) temperature of shell-side fluid is less than the temperature of the shell-side fluid of lower cylinder unit (14).
The most according to claim 3 a kind of being applicable to the stagewise condensing heat exchanger rich in volatile organic gas, it is special
Levying and be, the shell-side fluid of described top canister unit (13) is that room temperature cools down water, the shell side stream of lower cylinder unit (14)
Body is freezing water.
The most according to claim 3 a kind of being applicable to the stagewise condensing heat exchanger rich in volatile organic gas, it is special
Levying and be, described lower cylinder unit (14) is provided with expansion joint (12).
The most according to claim 1 a kind of being applicable to the stagewise condensing heat exchanger rich in volatile organic gas, it is special
Levy and be, in the gas access (1) being arranged above and restraining connection of described cylinder, be also equipped with collection in the bottom of cylinder
Flow container (15), the sidepiece of liquid collecting tank (15) is additionally provided with gas outlet (2), and bottom is provided with condensate outlet (3).
The most according to claim 6 a kind of being applicable to the stagewise condensing heat exchanger rich in volatile organic gas, it is special
Levy and be, be provided with far transmission level meter in described liquid collecting tank (15), be additionally provided with pneumatic operated valve at condensate outlet (3) place, described
Far transmission level meter is all connected with automatic control system with pneumatic operated valve.
The most according to claim 1 a kind of being applicable to the stagewise condensing heat exchanger rich in volatile organic gas, it is special
Levying and be, described tube bank is straight tube structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661937.8U CN205860800U (en) | 2016-06-29 | 2016-06-29 | A kind of it is applicable to the stagewise condensing heat exchanger rich in volatile organic gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661937.8U CN205860800U (en) | 2016-06-29 | 2016-06-29 | A kind of it is applicable to the stagewise condensing heat exchanger rich in volatile organic gas |
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| CN205860800U true CN205860800U (en) | 2017-01-04 |
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| CN201620661937.8U Active CN205860800U (en) | 2016-06-29 | 2016-06-29 | A kind of it is applicable to the stagewise condensing heat exchanger rich in volatile organic gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973020A (en) * | 2016-06-29 | 2016-09-28 | 上海立得催化剂有限公司 | Sectional type condensation heat exchanger rich in volatile organic gas |
-
2016
- 2016-06-29 CN CN201620661937.8U patent/CN205860800U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973020A (en) * | 2016-06-29 | 2016-09-28 | 上海立得催化剂有限公司 | Sectional type condensation heat exchanger rich in volatile organic gas |
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