CN208366129U - A kind of gas phase adverse current plate heat exchanger - Google Patents
A kind of gas phase adverse current plate heat exchanger Download PDFInfo
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- CN208366129U CN208366129U CN201820964707.8U CN201820964707U CN208366129U CN 208366129 U CN208366129 U CN 208366129U CN 201820964707 U CN201820964707 U CN 201820964707U CN 208366129 U CN208366129 U CN 208366129U
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- heat exchange
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- heat exchanger
- flanging
- exchange plate
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Abstract
The utility model discloses a kind of gas phase adverse current plate heat exchangers, including heat exchanger core body, the top of the heat exchanger core body is equipped with upper sealing plate, lower section is equipped with lower sealing plate, and one end end of heat exchanger core body is equipped with thermal current import and cold air discharge port, other end end is equipped with cold airflow import and hot gas outflux, the heat exchanger core body is mutually spliced by multiple groups heat exchange beam combination to be formed, heat exchange beam combination is made of heat exchange plate A and heat exchange plate B, the heat exchange plate A and heat exchange plate B forms adjacent and spaced thermal current passway and cold air circulation road after mutually splicing, the thermal current import at the thermal current passway and both ends and hot gas outflux are interconnected, the both ends of the cold air circulation road and cold airflow import and cold air discharge port are interconnected.The utility model exchanges heat the cross-flow of traditional right-angled intersection, is transformed into counterflow heat exchange, improves temperature difference correction factor, so that total heat transfer efficiency gets a promotion.
Description
Technical field
The utility model relates to the lesser gas waste-heat recycling of a kind of gas phase adverse current plate heat exchanger, the especially temperature difference, tools
Body is a kind of adverse current plate heat exchanger for being commercially used for heat exchange or waste heat recycling between the smaller gas of the temperature difference and gas.
Background technique
As country carries forward vigorously " energy-saving and emission-reduction " strategy and policy, the awareness of saving energy of enterprise is significantly improved, initiative energy conservation
Transformation increases considerably, and therefore, market heat exchanging device is in great demand.But during reducing energy consumption, inevitably encounter
The case where smaller flue gas of the temperature difference needs waste heat to recycle, and the cross-flow of traditional gas plate heat exchanger exchanges heat, temperature difference correction factor
Less than 1, some only has 0.85, needs to be made into more backhauls, bulky.And in many cases, in thermal current all can dust-laden, heat
Air-flow dust-laden be easy to cause heat exchanger to block.
For at this stage, due to the influence of temperature difference correction factor, the total heat transfer efficiency of traditional gas plate heat exchanger
Can be low, and deashing is more difficult, so that the system after reducing energy consumption is unable to operate stably, and when flue-gas temperature is relatively high,
Also the cleaner for not being available the better dust removal effects such as sack cleaner and electrostatic precipitator shifts to an earlier date dedusting to flue gas, and common
Whirlwind or multi-tube dust cleaner are lower to 5 microns of fine dusts removal rates below；Such as use broad passage plate heat exchanger, equipment knot
Dirty stopping state can be alleviated, but waste heat recovering effect is then had a greatly reduced quality, and reason is: plate channel is excessive, and unit is horizontal
The quantity of heat exchange plate will be greatly decreased in the flue gas flow channel of sectional area, and heat exchange area is insufficient, and expected energy-saving effect is not achieved；
Flue gas flow channel sectional area is such as significantly increased in the case where heat exchange area is constant, then flow velocity of the flue gas in heat exchanger substantially under
Drop, flow velocity decline cause overall heat-transfer coefficient K substantially to reduce, and expected energy-saving effect is still not achieved, and industry energy conservation transformation exists
Increasing the purpose of heat exchanger in smoke evacuation system is exactly Mist heat recovering.
Therefore, it is simple and novel to need a kind of structure type for flue gas waste heat recovery field, and heat transfer efficiency is high and deashing is convenient
Heat exchanger.
Utility model content
The purpose of this utility model is to provide a kind of gas phase adverse current plate heat exchangers, change so that the gas for solving traditional is board-like
Deficiency of the hot device in the lesser situation of the temperature difference, and its hot fluid operating condition that can be suitably used for dust-laden.
To achieve the above object, the technical scheme adopted by the utility model is that: a kind of gas phase adverse current plate heat exchanger, including
Heat exchanger core body, the top of the heat exchanger core body is equipped with upper sealing plate, lower section is equipped with lower sealing plate, and one end end of heat exchanger core body
Portion is equipped with thermal current import and cold air discharge port, other end end are equipped with cold airflow import and hot gas outflux, the heat exchanger
Core is mutually spliced by multiple groups heat exchange beam combination to be formed, and heat exchange beam combination is made of heat exchange plate A and heat exchange plate B, the heat exchanger plates
Piece A and heat exchange plate B forms adjacent and spaced thermal current passway and cold air circulation road, the thermal current after mutually splicing
The thermal current import at channel and both ends and hot gas outflux are interconnected, the both ends of the cold air circulation road and cold airflow import and
Cold air discharge port is interconnected.
Further, the heat exchange plate A and heat exchange plate B is flanging and one along the left and right ends of gas flow direction
It is divided into two, and contrary with the flanging of lower semisection with the upper semisection on one side, the upper semisection of corresponding another side and the folding of lower semisection
Edge direction is contrary with two sections of flangings of its opposite side.
Further, the both sides up and down of the heat exchange plate A and heat exchange plate B are the upper of flanging and same plate
The flanging in the same direction setting of lower both ends, and heat exchange plate A and heat exchange plate B upper and lower ends flanging is contrary.
Further, the heat exchange plate A is along the left and right ends of gas flow direction, wherein the upper semisection of one end flanging
Left folding, lower semisection right folding, corresponding other end flanging, upper semisection right folding, lower semisection left folding.
Further, the heat exchange plate B is along the left and right ends of gas flow direction, wherein the upper semisection of one end flanging
Right folding, lower semisection left folding, corresponding other end flanging, upper semisection left folding, lower semisection right folding.
Further, the equal right folding of top and bottom flanging of the heat exchange plate A, the top and bottom of heat exchange plate B
The equal left folding of flanging.
Further, the end of all flangings of surrounding of the heat exchange plate A and heat exchange plate B is equipped with convenient for split simultaneously
The bending edge of welding.
Further, the thermal current in the heat exchanger core body and cold airflow be at counterflow heat exchange, and thermal current import with it is cold
Airflow inlet is located at same level height, and hot gas outflux and cold air discharge port are located at same level height.
Further, the upper sealing plate is shoot door, and lower sealing plate is ash dropping hopper, and two blocks of sealing plates are movably arranged on heat exchanger
The upper and lower ends of core, for sealing and deashing.
The beneficial effects of the utility model are as follows:
(1) the utility model mainly innovates Conventional plate-type heat exchanger, and the cross-flow of traditional right-angled intersection is changed
Heat is transformed into counterflow heat exchange, improves temperature difference correction factor, so that total heat transfer efficiency is promoted.The outlet of thermal current and cold air
The outlet of stream exchanges heat, temperature difference correction factor 1, is greater than cross-flow and exchanges heat.
(2) under the operating condition of dust-laden, upper sealing plate is transformed into shoot door, and lower sealing plate is transformed into ash dropping hopper, can completely and
Thermal current passway intercommunication, can be in negative pressure system without Hand scarf under Parking situation.
(3) the utility model does not specially require template, and applicability is extensive, and flanging width also without particular requirement, is containing
Under the operating condition of dirt, high salient point may be selected, the template and flanging of fat pipe are convenient for deashing.
(4) compared with the prior art, the utility model structure novel, easy to make, low in cost, heat transfer efficiency is high, and can
With for the dust-laden and not operating condition of dust-laden.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
Fig. 1 is the main view of the utility model.
Fig. 2 is the folded edges figure of the utility model heat exchange plate A.
Fig. 3 is the folded edges figure of the utility model heat exchange plate B.
Fig. 4 is the utility model heat exchange beam combination structural schematic diagram.
Fig. 5 is the utility model core structure of heat exchanger schematic diagram.
In figure: 1- thermal current import；2- heat exchanger core body；3- cold airflow import；4- cold air discharge port；The outflow of 5- hot gas
Mouthful；6- heat exchange plate A；7- heat exchange plate B；8- upper sealing plate；Sealing plate under 9-；10- heat exchange beam combination；11- thermal current passway；12 cold air
Circulation road, 13- upper channel, 14- lower channel.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Embodiment one.
As shown in Fig. 1 to 5, a kind of gas phase adverse current plate heat exchanger, including heat exchanger core body 2, the heat exchanger core body 2
Top is equipped with upper sealing plate 8, lower section is equipped with lower sealing plate 9, and one end end of heat exchanger core body 2 is equipped with thermal current import 1 and cold air
Outflux 4, other end end are equipped with cold airflow import 3 and hot gas outflux 5, and the heat exchanger core body 2 is exchanged heat beam combination by multiple groups
10 mutually splicing composition, heat exchange beam combinations 10 are made of heat exchange plate A6 and heat exchange plate B7, the heat exchange plate A6 and heat exchanger plates
Piece B7 forms adjacent and spaced thermal current passway 11 and cold air circulation road 12, the thermal current passway 11 after mutually splicing
Thermal current import 1 and hot gas outflux 5 with both ends are interconnected, the both ends of the cold air circulation road 12 and cold airflow import 3
It is interconnected with cold air discharge port 4.
In the present embodiment, the heat exchange plate A6 and heat exchange plate B7 are flanging along the left and right ends of gas flow direction
And be divided into two, and contrary with the flanging of lower semisection with the upper semisection on one side, the upper semisection and lower semisection of corresponding another side
Flanging direction it is contrary with two sections of flangings of its opposite side.
The both sides up and down of the heat exchange plate A6 and heat exchange plate B7 are the upper and lower ends of flanging and same plate
Flanging in the same direction setting, and heat exchange plate A6 and heat exchange plate B7 upper and lower ends flanging is contrary.
Embodiment two.
On the basis of example 1, the heat exchange plate A6 is along the left and right ends of gas flow direction, and wherein one end is rolled over
Upper semisection left folding, the lower semisection right folding on side, corresponding other end flanging, upper semisection right folding, lower semisection left folding.The heat exchange plate
B7 is along the left and right ends of gas flow direction, and wherein the upper semisection right folding, lower semisection left folding of one end flanging, the corresponding other end are rolled over
Side, upper semisection left folding, lower semisection right folding.The equal right folding of top and bottom flanging of the heat exchange plate A6, heat exchange plate B7's is upper
End and the equal left folding of lower end flanging.
The end of all flangings of surrounding of the heat exchange plate A6 and heat exchange plate B7 be equipped with convenient for split and weld
Bending edge.
Thermal current and cold airflow in the heat exchanger core body 2 are at counterflow heat exchange, and thermal current import 1 and cold airflow import
3 are located at same level height, and hot gas outflux 5 and cold air discharge port 4 are located at same level height.
The upper sealing plate 8 is shoot door, and lower sealing plate 9 is ash dropping hopper, and two blocks of sealing plates are movably arranged on heat exchanger core body 2
Upper and lower ends, for sealing and deashing.
To sum up, the utility model is combined into heat exchange beam combination 10 by one A6 of heat exchange plate and heat exchange plate B7, and exchange heat beam combination
10 lower channel and the air-flow disengaging runner of left and right sides are connected, and multiple groups heat exchange beam combination 10 forms heat exchange core body 2, to prevent from changing
Hot core air-flow leaks, and upper sealing plate 8 and lower sealing plate 9 is arranged in lower channel, and upper sealing plate 8 can be transformed into shoot door, lower envelope
Plate 9 can be transformed into ash dropping hopper.
The basic principles and main features and advantage of the utility model have been shown and described above.The ordinary skill of this field
Personnel are not it should be appreciated that above-described embodiment limits the protection scope of the utility model, all use equivalent replacements etc. in any form
Mode technical solution obtained, falls in the protection scope of the utility model.
The parts not involved in the utility model is the same as those in the prior art or can be realized by using the prior art.
Claims (9)
1. a kind of gas phase adverse current plate heat exchanger, including heat exchanger core body, it is characterised in that set above the heat exchanger core body
There are upper sealing plate, lower section to be equipped with lower sealing plate, and one end end of heat exchanger core body is equipped with thermal current import and cold air discharge port, another
End is held to be equipped with cold airflow import and hot gas outflux, the heat exchanger core body is mutually spliced by multiple groups heat exchange beam combination to be formed, and is changed
Hot beam combination is made of heat exchange plate A and heat exchange plate B, the heat exchange plate A and heat exchange plate B formed after mutually splicing it is adjacent and
The thermal current import at spaced thermal current passway and cold air circulation road, the thermal current passway and both ends and hot gas outflux
It is interconnected, the both ends of the cold air circulation road and cold airflow import and cold air discharge port are interconnected.
2. a kind of gas phase adverse current plate heat exchanger according to claim 1, it is characterised in that the heat exchange plate A and heat exchange
Plate B is flanging along the left and right ends of gas flow direction and is divided into two, and with the folding of the upper semisection on one side and lower semisection
Edge direction is on the contrary, the upper semisection of corresponding another side is contrary with two sections of flangings of its opposite side with the flanging direction of lower semisection.
3. a kind of gas phase adverse current plate heat exchanger according to claim 2, it is characterised in that the heat exchange plate A and heat exchange
The both sides up and down of plate B are the upper and lower ends flanging setting in the same direction of flanging and same plate, and heat exchange plate A and are changed
Hot plate piece B upper and lower ends flanging it is contrary.
4. a kind of gas phase adverse current plate heat exchanger according to claim 2 or 3, it is characterised in that the edge the heat exchange plate A
The left and right ends of gas flow direction, the wherein upper semisection left folding, lower semisection right folding of one end flanging, corresponding other end flanging,
Upper semisection right folding, lower semisection left folding.
5. a kind of gas phase adverse current plate heat exchanger according to claim 2 or 3, it is characterised in that the edge the heat exchange plate B
The left and right ends of gas flow direction, the wherein upper semisection right folding, lower semisection left folding of one end flanging, corresponding other end flanging,
Upper semisection left folding, lower semisection right folding.
6. a kind of gas phase adverse current plate heat exchanger according to claim 3, it is characterised in that the upper end of the heat exchange plate A
With the equal right folding of lower end flanging, the equal left folding of top and bottom flanging of heat exchange plate B.
7. a kind of gas phase adverse current plate heat exchanger according to claim 3, it is characterised in that the heat exchange plate A and heat exchange
The end of all flangings of the surrounding of plate B is equipped with the bending edge convenient for split and welding.
8. a kind of gas phase adverse current plate heat exchanger according to claim 1, it is characterised in that in the heat exchanger core body
Thermal current and cold airflow are at counterflow heat exchange, and thermal current import and cold airflow import are located at same level height, hot gas outflux
It is located at same level height with cold air discharge port.
9. a kind of gas phase adverse current plate heat exchanger according to claim 1, it is characterised in that the upper sealing plate is shoot door,
Lower sealing plate is ash dropping hopper, and two blocks of sealing plates are movably arranged on the upper and lower ends of heat exchanger core body, for sealing and deashing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820964707.8U CN208366129U (en) | 2018-06-19 | 2018-06-19 | A kind of gas phase adverse current plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820964707.8U CN208366129U (en) | 2018-06-19 | 2018-06-19 | A kind of gas phase adverse current plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208366129U true CN208366129U (en) | 2019-01-11 |
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ID=64926163
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820964707.8U Active CN208366129U (en) | 2018-06-19 | 2018-06-19 | A kind of gas phase adverse current plate heat exchanger |
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| Country | Link |
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| CN (1) | CN208366129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571906A (en) * | 2018-06-19 | 2018-09-25 | 南京宜热纵联节能科技溧阳有限公司 | A kind of gas phase adverse current plate heat exchanger |
-
2018
- 2018-06-19 CN CN201820964707.8U patent/CN208366129U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571906A (en) * | 2018-06-19 | 2018-09-25 | 南京宜热纵联节能科技溧阳有限公司 | A kind of gas phase adverse current plate heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211013 Address after: 213300 room 8816, No. 1, Wuxing Avenue, Nandu Town, Liyang City, Changzhou City, Jiangsu Province Patentee after: Nanjing yire vertical environmental protection technology Liyang Co.,Ltd. Address before: 213300 No. 55, Hongchang Road, Zhongguancun Science and Technology Industrial Park, Liyang City, Changzhou City, Jiangsu Province Patentee before: NANJING YIRE ZONGLIAN ENERGY SAVING TECHNOLOGY LIYANG Co.,Ltd. |
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| TR01 | Transfer of patent right |