CN209181580U - Heat recovery heat exchanger and waste heat recycle heat-exchange system - Google Patents
Heat recovery heat exchanger and waste heat recycle heat-exchange system Download PDFInfo
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- CN209181580U CN209181580U CN201821958574.XU CN201821958574U CN209181580U CN 209181580 U CN209181580 U CN 209181580U CN 201821958574 U CN201821958574 U CN 201821958574U CN 209181580 U CN209181580 U CN 209181580U
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Abstract
The utility model provides a kind of heat recovery heat exchanger and waste heat recycling heat-exchange system, is related to technical field of heat exchange equipment, which includes heat exchanger cylinder；Heat exchanger cylinder has heat exchanging chamber, and heat exchanging chamber includes high temperature heat transfer zone and low-temperature heat exchange area, partition portion is provided between high temperature heat transfer zone and low-temperature heat exchange area, high temperature heat transfer zone is provided with high-temperature heat exchange tube, and low-temperature heat exchange area is provided with low-temperature heat exchange pipe；Heat exchanger cylinder is provided with circulation fluid import, circulating water outlet, steam inlet and steam (vapor) outlet, and steam inlet setting is arranged in high temperature heat transfer zone, steam (vapor) outlet in low-temperature heat exchange area, and high temperature heat transfer zone is connected to low-temperature heat exchange area；One end of high-temperature heat exchange tube and low-temperature heat exchange pipe and circulation fluid inlet communication, the other end are connected to circulating water outlet；Or circulation fluid import is connected to low-temperature heat exchange pipe, circulating water outlet is connected to high-temperature heat exchange tube, is not enough with alleviating in the prior art to utilize flue gas heat, the more low technical problem of heat exchange efficiency.
Description
Technical field
The utility model relates to technical field of heat exchange equipment more particularly to a kind of heat recovery heat exchanger and waste heat to recycle
Heat-exchange system.
Background technique
Waste heat refers to the limitation by factors such as history, technology, theories, in the industrial enterprise's energy-consuming device to have put into operation
In, the sensible heat and latent heat that original design is not used appropriately, including more than high-temp waste gas waste heat, cooling medium waste heat, exhaust gas waste water
Heat, high-temperature product and afterheat of slags, chemical reaction waste heat, combustible exhaust gas waste liquid and waste material waste heat etc., according to investigation, every profession and trade
Waste heat total resources account for about the 17%-67% of its fuel consumption total amount, and the residual heat resources of recoverable are about waste heat total resources
60%.With the further development of energy conservation, the waste heat generated in industrial production is gone to be applied, not only reduces smoke evacuation heat
Loss, while the thermal efficiency of kiln is also improved, the energy-saving purpose reached.Especially certain for coal-fired industry etc.
In operational process, heat loss due to exhaust gas is maximum one of various heat losses, in coal-burning boiler unit longtime running, exhaust gas temperature
Generally higher than design value；Therefore, this partial heat that flue gas is taken away is able to carry out recycling to exchange heat as heat transferring medium
Operation, such as can be by installing cryogenic heat exchanger heating boiler return water or boiler replenishing water, Jin Erti behind air preheater additional
High boiler feed temperature improves boiler efficiency so as to reduce energy consumption.
But the device for carrying out waste heat recycling heat exchange common in the prior art is in normal work, imitates with heat exchange
Rate still not enough efficiently, is not enough the utilization of flue gas heat, and is mostly an entirety by the equipment that waste heat exchanges heat
System, design device structure is complex, and then cost is also relatively high.
In consideration of it, there is an urgent need to a kind of heat recovery heat exchangers and waste heat to recycle heat-exchange system, it is able to solve above-mentioned ask
Topic.
The information disclosed in the background technology section is intended only to deepen the reason to the general background technology of the utility model
Solution, and it is known to those skilled in the art existing to be not construed as recognizing or imply that the information is constituted in any form
Technology.
Utility model content
The first of the utility model is designed to provide a kind of heat recovery heat exchanger, to alleviate in the prior art to flue gas
Heat utilization is not enough, the more low technical problem of heat exchange efficiency.
To achieve the goals above, the utility model uses following technical scheme:
A kind of heat recovery heat exchanger provided by the utility model, including heat exchanger cylinder；
The heat exchanger cylinder has heat exchanging chamber, and the heat exchanging chamber includes high temperature heat transfer zone and low-temperature heat exchange area, the high temperature
Partition portion is provided between heat transfer zone and the low-temperature heat exchange area, the high temperature heat transfer zone is provided with high-temperature heat exchange tube, described low
Warm heat transfer zone is provided with low-temperature heat exchange pipe；
The heat exchanger cylinder is provided with circulation fluid import, circulating water outlet, steam inlet and steam (vapor) outlet, the steam into
Mouth setting is arranged in the high temperature heat transfer zone, the steam (vapor) outlet in the low-temperature heat exchange area, and the high temperature heat transfer zone and institute
State the connection of low-temperature heat exchange area；
One end of the high-temperature heat exchange tube and the low-temperature heat exchange pipe respectively with the circulation fluid inlet communication, the other end point
It is not connected to the circulating water outlet；Or the circulation fluid import is connected to the low-temperature heat exchange pipe, the circulating water outlet with
The high-temperature heat exchange tube connection.
In any of the above-described technical solution, further, the high temperature heat transfer zone and the low-temperature heat exchange area pass through connection
Pipeline connection, in the high temperature heat transfer zone, the other end is arranged in the low-temperature heat exchange area for one end setting of the connecting pipe；Institute
Steam inlet setting is stated in the high temperature heat transfer zone, the steam (vapor) outlet is arranged in the low-temperature heat exchange area.
In any of the above-described technical solution, further, the circulation fluid import includes the first import and the second import, institute
It states the first import to be connected to the high-temperature heat exchange tube, second import is connected to the low-temperature heat exchange pipe；
The circulating water outlet includes first outlet and second outlet, and the first outlet and the high-temperature heat exchange tube connect
Logical, the second outlet is connected to the low-temperature heat exchange pipe.
In any of the above-described technical solution, further, the high-temperature heat exchange tube and the low-temperature heat exchange Guan Jun include water
Flat bend pipe and normal bend, and the side bend is successively spaced with the normal bend and is connected to.
In any of the above-described technical solution, further, the high-temperature heat exchange tube uses finned tube, the low-temperature heat exchange pipe
Using light pipe.
In any of the above-described technical solution, further, the partition portion be along the heat exchanger cylinder radially extend every
Disconnected plate, and the edge of the partition panel and the inner wall of the heat exchanger cylinder are affixed.
In any of the above-described technical solution, further, the partition panel is provided with close with the heat exchanger cylinder junction
Seal.
In any of the above-described technical solution, further, the barrel of the heat exchanger cylinder is provided with insulating layer.
In any of the above-described technical solution, further, the partition portion is provided with the through-hole passed through for connecting tube, institute
The one end for stating connecting tube is connect with the low-temperature heat exchange pipe, and the other end is connect with the high-temperature heat exchange tube.
The second of the utility model is designed to provide a kind of waste heat recycling heat-exchange system, to alleviate in the prior art to remaining
Heat utilization is not enough, and the more low technical problem of heat exchange efficiency.
The utility model also provides a kind of waste heat recycling heat-exchange system, including above-mentioned heat recovery heat exchanger.
The utility model has the following beneficial effects:
A kind of heat recovery heat exchanger provided by the utility model, including heat exchanger cylinder；Heat exchanger cylinder has heat exchanging chamber, changes
Hot chamber includes high temperature heat transfer zone and low-temperature heat exchange area, and partition portion is provided between high temperature heat transfer zone and low-temperature heat exchange area, and high temperature changes
Hot-zone is provided with high-temperature heat exchange tube, and low-temperature heat exchange area is provided with low-temperature heat exchange pipe；Heat exchanger cylinder is provided with circulation fluid import, circulation
Water out, steam inlet and steam (vapor) outlet, steam inlet setting are arranged in high temperature heat transfer zone, steam (vapor) outlet in low-temperature heat exchange area,
And high temperature heat transfer zone is connected to low-temperature heat exchange area；One end of high-temperature heat exchange tube and low-temperature heat exchange pipe and circulation fluid inlet communication, separately
One end is connected to circulating water outlet；Or circulation fluid import is connected to low-temperature heat exchange pipe, circulating water outlet is connected to high-temperature heat exchange tube；
So that the heat of heat exchange steam obtains secondary use, the utilization rate to recovered flue gas (i.e. recovered steam) heat is increased；
In addition, the early period that the steam in low-temperature heat exchange area and heat can be used as leading to substance in high temperature heat transfer zone preheats, and then increase
Heat exchange efficiency.
A kind of waste heat provided by the utility model recycles heat-exchange system, including above-mentioned heat recovery heat exchanger.
It should be noted that the structure of heat recovery heat exchanger and the beneficial effect of generation have been elaborated above-mentioned,
So details are not described herein.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the first schematic diagram of the heat recovery heat exchanger that embodiment one provides；
Fig. 2 is the second schematic diagram of the heat recovery heat exchanger that embodiment one provides；
Fig. 3 is the schematic diagram for the heat recovery heat exchanger that embodiment two provides.
Icon: 10- heat exchanger cylinder；20- high-temperature heat exchange tube；30- low-temperature heat exchange pipe；40- connecting pipe；50- connecting tube；
101- high temperature heat transfer zone；102- low-temperature heat exchange area；103- partition portion；104- circulation fluid import；The outlet of 105- circulation fluid；106- steams
Vapor inlet；107- steam (vapor) outlet.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that term " first ", " second " are used for description purposes only, and
It cannot be understood as indicating or implying relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
As Figure 1-Figure 2, heat recovery heat exchanger provided in this embodiment includes heat exchanger cylinder 10；Heat exchanger cylinder 10 has
There is a heat exchanging chamber, heat exchanging chamber includes high temperature heat transfer zone 101 and low-temperature heat exchange area 102, high temperature heat transfer zone 101 and low-temperature heat exchange area 102
Between be provided with partition portion 103, high temperature heat transfer zone 101 is provided with high-temperature heat exchange tube 20, and low-temperature heat exchange area 102 is provided with low temperature and changes
Heat pipe 30；Heat exchanger cylinder 10 is provided with circulation fluid import 104, circulating water outlet, steam inlet 106 and steam (vapor) outlet 107, steam
The setting of import 106 in high temperature heat transfer zone 101, the setting of steam (vapor) outlet 107 in low-temperature heat exchange area 102, and high temperature heat transfer zone 101 with it is low
Warm heat transfer zone 102 is connected to；One end of high-temperature heat exchange tube 20 and low-temperature heat exchange pipe 30 is connected to circulation fluid import 104, the other end with
Circulating water outlet connection；Or circulation fluid import 104 is connected to low-temperature heat exchange pipe 30, circulating water outlet and high-temperature heat exchange tube 20 connect
It is logical.
Specifically, the heat recovery heat exchanger includes heat exchanger cylinder 10, it is provided with heat exchanging chamber in heat exchanger cylinder 10, exchanges heat
Chamber includes high temperature heat transfer zone 101 and low-temperature heat exchange area 102, and the flue gas of the higher heat of recycling leads to high temperature heat transfer zone 101, recycling
Flue gas more low in calories lead to low-temperature heat exchange area 102, so be provided with high-temperature heat exchange tube 20 in high temperature heat transfer zone 101,
Low-temperature heat exchange pipe 30 is provided in low-temperature heat exchange area 102, what is be passed through in low-temperature heat exchange pipe 30 and high-temperature heat exchange tube 20 is desirable
The substance to exchange heat.
Wherein, circulation fluid import 104, circulating water outlet, steam inlet 106 and steam are provided in heat exchanger cylinder 10 to go out
Mouth 107, the setting of steam inlet 106 are arranged in high temperature heat transfer zone 101, steam (vapor) outlet 107 in low-temperature heat exchange area 102；It is recovered to
Heat exchange steam with high heat enters high temperature heat transfer zone 101 from steam inlet 106, to meet the heat exchange of high temperature heat transfer zone 101
Temperature requirements, the heat exchange steam after high temperature heat transfer zone 101 is once exchanged heat can carry out low-temperature heat exchange area 102 again, benefit
It is exchanged heat with remaining steam heat to the substance in low-temperature heat exchange area 102, so that the heat of heat exchange steam obtains two
Secondary utilization increases the utilization rate to recovered flue gas (i.e. recovered steam) heat；In addition, the steam in low-temperature heat exchange area 102 and heat
Amount can be used as preheating early period for leading to substance in high temperature heat transfer zone 101, and then increase heat exchange efficiency.
In actual use, circulation fluid import 104 and circulating water outlet, high temperature heat exchange are additionally provided in heat exchanger cylinder 10
One end of pipe 20 is connected to circulation fluid import 104, and the other end of high-temperature heat exchange tube 20 is connected to circulating water outlet, needs higher temperatures
The recirculated water of degree can enter from circulation fluid import 104, and right high-temperature heat exchange tube 20 flows, with high temperature heat transfer zone 101 carry out compared with
Then the exchange of high-temperature is flowed out from circulating water outlet again；Meanwhile one end of low-temperature heat exchange pipe 30 also with circulation fluid import 104
Connection, the other end of low-temperature heat exchange pipe 30 is connected to circulating water outlet, for needing the substance for carrying out low temperature exchange can be from following
Ring liquid import 104 enters to be flowed along low-temperature heat exchange pipe 30, is then flowed out from circulating water outlet.
Wherein, when low-temperature heat exchange pipe 30 is connect with circulation fluid import 104, circulating water outlet respectively with high-temperature heat exchange tube 20
When, circulation fluid import 104 and circulating water outlet are provided with three-way tube valve, whether flow to high-temperature heat exchange tube 20 also for adjusting
It is low-temperature heat exchange pipe 30.
Similar, one end of low-temperature heat exchange pipe 30 can also be connected to circulation fluid import 104, the one of high-temperature heat exchange tube 20
End is connected to circulating water outlet, so that needing the substance to exchange heat that can flow again after being preheated in low-temperature heat exchange area 102 now
To high temperature heat transfer zone 101, and then heat exchange efficiency is improved, while also increasing the utilization rate of heat exchanging steam heat.
In actual use, partition portion 103 is additionally provided between high temperature heat transfer zone 101 and low-temperature heat exchange area 102, in turn
High temperature heat transfer zone 101 and low-temperature heat exchange area 102 are divided by partition portion 103, it is ensured that the high-temperature steam in high temperature heat transfer zone 101
With required heat, it will not distribute to low-temperature heat exchange area 102 and the heat of high temperature heat transfer zone 101 is caused to reduce, and then reduce
Whole heat exchange efficiency.
In some embodiments, circulation fluid import 104 includes the first import and the second import, and the first import and high temperature exchange heat
Pipe 20 is connected to, and the second import is connected to low-temperature heat exchange pipe 30；Circulating water outlet includes first outlet and second outlet, first outlet
It is connected to high-temperature heat exchange tube 20, second outlet is connected to low-temperature heat exchange pipe 30.
Specifically, circulation fluid import 104 includes the first import and the second import, the first import and high-temperature heat exchange tube 20 connect
Logical, the second import is connected to low-temperature heat exchange pipe 30, and is provided with three-way tube valve at circulation fluid import 104, to adjust heat exchange object
The flow direction of matter；Meanwhile circulation fluid outlet 105 includes first outlet and second outlet, first outlet is connected to high-temperature heat exchange tube 20,
Second outlet is connected to low-temperature heat exchange pipe 30, and is provided with three-way tube valve at circulation fluid outlet 105.
In the optional scheme of the present embodiment, as Figure 1-Figure 2, high temperature heat transfer zone 101 and low-temperature heat exchange area 102 pass through
Connecting pipe 40 is connected to, and in high temperature heat transfer zone 101, the other end is arranged in low-temperature heat exchange area 102 for one end setting of connecting pipe 40；
The setting of steam inlet 106 is arranged in high temperature heat transfer zone 101, steam (vapor) outlet 107 in low-temperature heat exchange area 102.
Specifically, connecting pipe 40 is provided in high temperature heat transfer zone 101 and low-temperature heat exchange area 102, so that high temperature changes
Hot-zone 101 is connected to low-temperature heat exchange area 102, and the setting of steam inlet 106 is arranged in high temperature heat transfer zone 101, steam (vapor) outlet 107 low
Warm heat transfer zone 102, heat exchange steam are passed through from steam inlet 106, flow in high temperature heat transfer zone 101, then along connecting pipe
40 flow to low-temperature heat exchange area 102, then flow in low-temperature heat exchange area 102, then flow out from steam (vapor) outlet 107, not only realize
It is exchanged heat using the steam being recovered to, while the benefit to recovered steam waste heat is increased by the secondary use to recovered steam
With rate.
In the optional scheme of the present embodiment, as Figure 1-Figure 2, high-temperature heat exchange tube 20 and low-temperature heat exchange pipe 30 include
Side bend and normal bend, and side bend is successively spaced with normal bend and is connected to.
Further, high-temperature heat exchange tube 20 uses finned tube, and low-temperature heat exchange pipe 30 uses light pipe.
Specifically, high-temperature heat exchange tube 20 and low-temperature heat exchange pipe 30 include side bend and normal bend, side bend with
Normal bend is successively spaced connection, and spacing rather moderate between Guan Yuguan, has and heat exchange steam to ensure each root canal all
The area of enough contacts.
Wherein, high-temperature heat exchange tube 20 uses finned tube, i.e., multiple fins are provided on the outer tube wall of high-temperature heat exchange tube 20,
And then the contact area for the steam that increases and exchange heat.
In the optional scheme of the present embodiment, as Figure 1-Figure 2, partition portion 103 is to radially extend along heat exchanger cylinder 10
Partition panel, and the edge of partition panel and the inner wall of heat exchanger cylinder 10 are affixed.
Further, partition panel and 10 junction of heat exchanger cylinder are provided with sealing ring.
Specifically, partition portion 103 is round partition panel, and the edge of partition panel and the inner wall of heat exchanger cylinder 10 are fixed and are connected
It connects, and then the heat exchanging chamber of heat exchanger cylinder 10 is divided by two parts by partition panel, be high temperature heat exchange positioned at partition panel side
Area 101 is low-temperature heat exchange area 102 positioned at the partition panel other side；Meanwhile in order to ensure partition panel and 10 junction of heat exchanger cylinder
Leakproofness it is good, be additionally provided with sealing ring in junction.
In some embodiments, the barrel of heat exchanger cylinder 10 is provided with insulating layer.
Specifically, being provided with insulating layer on the inner tube wall of heat exchanger cylinder 10, the heat further decreased in heat exchanging chamber is logical
Cross the heat accounting that barrel sheds.
Embodiment two
In the optional scheme of the present embodiment, lead to as shown in figure 3, partition portion 103 is provided with for what connecting tube 50 passed through
The one end in hole, connecting tube 50 is connect with low-temperature heat exchange pipe 30, and the other end is connect with high-temperature heat exchange tube 20.
Specifically, being provided with through-hole on partition panel, connecting tube 50 can pass through the through-hole and be fixed on partition panel, even
One end of adapter tube 50 is connect with low-temperature heat exchange pipe 30, and the other end of connecting tube 50 is connect with high-temperature heat exchange tube 20；At this point, low temperature changes
Heat pipe 30 is connected to circulation fluid import 104, and high-temperature heat exchange tube 20 is connected to circulation fluid outlet 105, so that circulating fluid passes through
Low-temperature heat exchange pipe 30 is first preheated in low-temperature heat exchange pipe 30, is then leading to high-temperature heat exchange tube 20 by connecting tube 50, into
Row exchanges heat again, and then increases heat exchange efficiency.
Embodiment three
Waste heat provided in this embodiment recycles heat-exchange system, including above-mentioned heat recovery heat exchanger.
Specifically, the waste heat recycling heat-exchange system include above-mentioned heat recovery heat exchanger, further include waste-heat recoverer and
Flue gas in boiler is recycled by deduster, waste-heat recoverer, will contain the certain pollutant process contained in flue gas
Fall；Treated, and flue gas can flow to heat recovery heat exchanger to carry out heat exchange operation, the remaining flue gas flow direction after heat exchange
Deduster carries out subsequent fume treatment, to reduce the pollution to atmosphere.
It should be noted that heat recovery heat exchanger structure and generation beneficial effect in example 1 in detail
It illustrates, so details are not described herein.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of heat recovery heat exchanger, which is characterized in that including heat exchanger cylinder；
The heat exchanger cylinder has heat exchanging chamber, and the heat exchanging chamber includes high temperature heat transfer zone and low-temperature heat exchange area, the high temperature heat exchange
Partition portion is provided between area and the low-temperature heat exchange area, the high temperature heat transfer zone is provided with high-temperature heat exchange tube, and the low temperature changes
Hot-zone is provided with low-temperature heat exchange pipe；
The heat exchanger cylinder is provided with circulation fluid import, circulating water outlet, steam inlet and steam (vapor) outlet, and the steam inlet is set
Set in the high temperature heat transfer zone, the steam (vapor) outlet setting in the low-temperature heat exchange area, and the high temperature heat transfer zone with it is described low
Warm heat transfer zone connection；
One end of the high-temperature heat exchange tube and the low-temperature heat exchange pipe respectively with the circulation fluid inlet communication, the other end respectively with
The circulating water outlet connection；Or the circulation fluid import is connected to the low-temperature heat exchange pipe, the circulating water outlet with it is described
High-temperature heat exchange tube connection.
2. heat recovery heat exchanger according to claim 1, which is characterized in that the high temperature heat transfer zone and the low temperature change
Hot-zone is connected to by connecting pipe, and in the high temperature heat transfer zone, the other end is arranged described for one end setting of the connecting pipe
Low-temperature heat exchange area；In the high temperature heat transfer zone, the steam (vapor) outlet is arranged in the low-temperature heat exchange area for the steam inlet setting.
3. heat recovery heat exchanger according to claim 2, which is characterized in that the circulation fluid import includes the first import
With the second import, first import is connected to the high-temperature heat exchange tube, and second import is connected to the low-temperature heat exchange pipe；
The circulating water outlet includes first outlet and second outlet, and the first outlet is connected to the high-temperature heat exchange tube, institute
Second outlet is stated to be connected to the low-temperature heat exchange pipe.
4. heat recovery heat exchanger according to claim 1, which is characterized in that the high-temperature heat exchange tube and the low temperature change
Heat pipe includes side bend and normal bend, and the side bend is successively spaced with the normal bend and is connected to.
5. heat recovery heat exchanger according to claim 4, which is characterized in that the high-temperature heat exchange tube uses finned tube,
The low-temperature heat exchange pipe uses light pipe.
6. heat recovery heat exchanger according to claim 1, which is characterized in that the partition portion is along the heat exchanger cylinder
The partition panel radially extended, and the edge of the partition panel and the inner wall of the heat exchanger cylinder are affixed.
7. heat recovery heat exchanger according to claim 6, which is characterized in that the partition panel and the heat exchanger cylinder connect
The place of connecing is provided with sealing ring.
8. heat recovery heat exchanger according to claim 2, which is characterized in that the partition portion is provided with for connecting tube
The through-hole passed through, one end of the connecting tube are connect with the low-temperature heat exchange pipe, and the other end is connect with the high-temperature heat exchange tube.
9. heat recovery heat exchanger according to claim 1-8, which is characterized in that the barrel of the heat exchanger cylinder
It is provided with insulating layer.
10. a kind of waste heat recycles heat-exchange system, which is characterized in that changed including the described in any item waste heat recycling of claim 1-9
Hot device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958574.XU CN209181580U (en) | 2018-11-26 | 2018-11-26 | Heat recovery heat exchanger and waste heat recycle heat-exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958574.XU CN209181580U (en) | 2018-11-26 | 2018-11-26 | Heat recovery heat exchanger and waste heat recycle heat-exchange system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209181580U true CN209181580U (en) | 2019-07-30 |
Family
ID=67374530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821958574.XU Active CN209181580U (en) | 2018-11-26 | 2018-11-26 | Heat recovery heat exchanger and waste heat recycle heat-exchange system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209181580U (en) |
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2018
- 2018-11-26 CN CN201821958574.XU patent/CN209181580U/en active Active
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