CN208632609U - Heat circulation recyclable device - Google Patents
Heat circulation recyclable device Download PDFInfo
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- CN208632609U CN208632609U CN201821089558.1U CN201821089558U CN208632609U CN 208632609 U CN208632609 U CN 208632609U CN 201821089558 U CN201821089558 U CN 201821089558U CN 208632609 U CN208632609 U CN 208632609U
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- heat exchanger
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- circulation
- annealing furnace
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Abstract
The utility model further provides for a kind of heat circulation recyclable device, is used cooperatively with bell type annealing furnace.The heat circulation recyclable device includes gas circulator and at least one heat exchanger.One end of heat exchanger is connected to bell type annealing furnace, and one end of gas circulator is connected to heat exchanger, and the other end of gas circulator is connected to bell type annealing furnace.Protective gas in bell type annealing furnace is sent into heat exchanger by gas circulator, and protective gas carries out heat exchange in a heat exchanger and is cooled, and protective gas after cooling is back in bell type annealing furnace from heat exchanger, to continue on for bell-type annealing technique.Efficient annealing cooling has been achieved, and has recycled the thermal energy of the temperature-fall period in bell-type annealing technique, has reached energy saving, cuts down expenses, bring good economic benefit and social effect.
Description
Technical field
The utility model relates to a kind of heat circulation recyclable device more particularly to a kind of thermal energy based on bell-type annealing technique
Circulation and stress device.
Background technique
The bands such as steel band or copper strips are annealed after rolling is completed, for example, sheet metal strip is slowly heated
To 600 DEG C~800 DEG C or so, time enough is kept, is then cooled to room temperature with suitable speed.The purpose annealed is
The hardness of band is reduced, tissue cutting processing performance is improved, eliminates residual stress, stable dimensions reduce deformation and crackle tendency,
Crystal grain is refined, tissue is adjusted, eliminates tissue defects.Bell-type annealing technique is generallyd use to anneal at present, passes through protective cover
The waveform cylinder of also referred to as liner is cooled down indirectly.But the surfaces externally and internally of protective cover is long-pending namely heat transfer area is limited, and
Can not extended surface product, to limit the cooling rate in cooling procedure.In addition, band is wanted in bell-type annealing technique
A large amount of thermal energy is released, this partial heat energy is all lost in workshop in vain, causes the waste of thermal energy, also results in the temperature in workshop
Degree increases, aggravating working environment.
Utility model content
The purpose of the utility model is to provide a kind of heat circulation recyclable device, solve to protect in existing bell-type annealing technique
Cover heat transfer area is limited and the problem of limit cooling rate, realize the efficient cooling of band and the recycling of heat, save
About can about and spending.
To solve the above problems, the utility model provides a kind of heat circulation recyclable device, the heat circulation recycling dress
It sets and is used cooperatively with bell type annealing furnace, the heat circulation recyclable device includes gas circulator and at least one heat exchanger.
One end of heat exchanger is connected to bell type annealing furnace, and one end of gas circulator is connected to heat exchanger, gas circulator it is another
One end is connected to bell type annealing furnace.Protective gas in bell type annealing furnace is sent into heat exchanger by gas circulator, protects gas
Body carries out heat exchange in a heat exchanger and is cooled, and protective gas after cooling is back to bell type annealing furnace from heat exchanger
In.
According to an embodiment of the present invention, heat exchanger is evaporator.
According to an embodiment of the present invention, the quantity of heat exchanger be it is multiple, multiple heat exchangers are from high to low successively
Distribution.
According to an embodiment of the present invention, the heat circulation recyclable device further includes first circulation pipe and second circulation
Pipe, heat exchanger are connected to by first circulation pipe with bell type annealing furnace, and gas circulator passes through second circulation pipe and bell-type annealing
Furnace connection.
According to an embodiment of the present invention, the heat circulation recyclable device further includes the certainly cooling butterfly valve of multiple high temperature,
High temperature is respectively arranged at first circulation pipe and second circulation pipe from cooling butterfly valve.
According to an embodiment of the present invention, gas circulator is the magnetic force circulating pump of sealing.
Compared with prior art, the technical program has the advantage that
Protective gas in bell type annealing furnace is sent into heat exchanger by the utility model by using gas circulator, is made
The protective gas for obtaining high temperature carries out heat exchange in a heat exchanger and is cooled, and cooling protective gas can be back to cover again
It is cooling for the annealing to band in formula annealing, the recycling of a thermal energy is formed in this way.On the one hand, protective gas can
To be continuously fed to cool down in heat exchanger and be reused for annealing, it can greatly improve and be dropped in bell-type annealing technique
Warm speed realizes cooling band of efficiently annealing, and on the other hand, the heat transferring medium in heat exchanger is warmed, and realizes to protection
The recycling of gas thermal energy, the heat transferring medium of heating such as water, conduction oil, fused salt etc. can be further used for other processing of band
In process, or for the supply of workshop hot water, heating etc..Compared to traditional technology, the embodiment of the utility model can be to avoid cover
The protective gas heat of formula annealing furnace scatters and disappears in vain to be wasted, and realizes the recycling again of thermal energy, energy saving, reduction is opened
Branch, it is economical and practical.
Detailed description of the invention
Fig. 1 is the side view of the heat circulation recyclable device of the utility model embodiment；
Fig. 2 is the top view of the heat circulation recyclable device of the utility model embodiment.
Specific embodiment
It is described below and is served only for disclosing the utility model so that those skilled in the art can implement the utility model.With
Embodiment in lower description is only used as illustrating, it may occur to persons skilled in the art that other obvious deformations.It is retouched following
The basic principle of the utility model defined in stating can be applied to other embodiments, deformation scheme, improvement project, equivalent program
And other are without departing from other schemes of the spirit and scope of the utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of heat circulation recyclable device.In application, the heat circulation
Recyclable device and bell type annealing furnace are used cooperatively, for the heat of the protective gas in circulation and stress bell type annealing furnace, on the one hand
The cooling velocity and efficiency in bell type annealing furnace are improved, on the other hand realizes the utilization again of protective gas thermal energy.The thermal energy
Circulation and stress device includes at least one heat exchanger 10 and gas circulator 20.
As shown in Figure 1, the periphery of bell type annealing furnace 200 has a protective cover 210, the bottom of bell type annealing furnace 200 has
There is pedestal 220, pedestal 220 has circulation import 221 and loop exit 222.Band 300 is placed in bell type annealing furnace 200 and carries out
Annealing.
One end of heat exchanger 10 is connected to bell type annealing furnace 200, one end of gas circulator 20 and heat exchanger 10
Other end connection, the other end of gas circulator 20 are connected to bell type annealing furnace 200.
Specifically, the heat circulation recyclable device further includes first circulation pipe 30 and second circulation pipe 40.First circulation
One end of pipe 30 is connected to the loop exit 222 of bell type annealing furnace 200, and the other end of first circulation pipe 30 is connected to heat exchanger
10, that is to say, that heat exchanger 10 is connected to by first circulation pipe 30 with bell type annealing furnace 200.One end of second circulation pipe 40
It is connected to gas circulator 20, the other end of outlet circulating pump 40 is connected to the circulation import 221 of bell type annealing furnace 200, also
It is to say, gas circulator 20 is connected to by second circulation pipe 40 with bell type annealing furnace 200.
As shown by the arrows in Figure 2, it when work, is carried out in bell-type annealing technical process to band 300, band 300 is moved back
Fire is cooling, and the protective gas in bell type annealing furnace 200 then absorbs the heat of band 300 and becomes high-temperature gas.Gas circulation
Protective gas in bell type annealing furnace 200 is sent into heat exchanger 10 by pump 20, i.e., takes high temperature away from bell type annealing furnace 200
Protective gas.The heat transferring medium of circulation low temperature, protective gas carry out heat exchange and quilt in heat exchanger 10 in heat exchanger 10
Cooling, protective gas after cooling is back in bell type annealing furnace 200 from heat exchanger 10.Heat exchange in heat exchanger 10 is situated between
Matter is then warmed, the heat transferring medium after heating can according to actual needs other treatment process of band 300 for heat or
For workshop hot-water supply, heating etc..
In this present embodiment, heat exchanger 10 is evaporator, and the heat transferring medium in heat exchanger 10 is water.Heat exchanger 10
Quantity be it is multiple, such as two, multiple heat exchangers 10 are sequentially distributed from high to low.The respective one end of multiple heat exchangers 10
It is connected to first circulation pipe 30, the high-temperature gas in such bell type annealing furnace 200 separately flows into each through first circulation pipe 30
In heat exchanger 10.The respective other end of multiple heat exchangers 10 is connected to gas circulator 20, such gas circulator 20
Protective gas is pumped to each heat exchanger 10 simultaneously.But in other embodiments, heat exchanger 10 can be other types, change
Conduction oil, fused salt etc. can be selected in thermal medium.
Optionally, gas circulator 20 is magnetic force circulating pump.Magnetic force circulating pump have high temperature resistant, can be fully sealed it is excellent
Point can satisfy the worst hot case in the present invention and the requirement to leakproofness；Importantly, using the magnetic that can be fully sealed
Power circulating pump can prevent the security risk of 200 hydrogen leak of bell type annealing furnace.And common pump does not have these advantages, it cannot
Meet these requirements.
The heat circulation recyclable device further includes multiple high temperature from cooling butterfly valve 50, and high temperature is set respectively from cooling butterfly valve 50
It is placed in first circulation pipe 30 and second circulation pipe 40, i.e., it is self cooling to be provided with high temperature on first circulation pipe 30 and second circulation pipe 40
But butterfly valve 50, to control the gas flow in first circulation pipe 30 and second circulation pipe 40 respectively.
Particularly, in entire heat circulation removal process, in order to guarantee that the metallographic structure of band heat treatment is met the requirements,
Need to control the flow and temperature of gas circulation, to meet strand-anneal(ing) technique temperature lowering curve.Specifically, when strip temperature height
When 300 DEG C, need to control the flow of gas circulation by control gas circulator；When strip temperature is higher than 300 DEG C, band
The faster the better for material cooling rate, therefore gas circular flow can be larger as far as possible.
In the above-mentioned heat circulation recovery method of practical application, since protective gas is in bell type annealing furnace, heat exchanger
Between circulate, the exchange of entire heat and removal process can be carried out continuously.
It will be appreciated by those skilled in the art that foregoing description and the embodiments of the present invention shown in the drawings are only made
For citing, it is not intended to limit the utility model.The purpose of this utility model completely and effectively realizes.The function of the utility model
It can show and illustrate in embodiment with structural principle, without departing from the principle, the implementation of the utility model
Mode can have any deformation and modification.
Claims (6)
1. a kind of heat circulation recyclable device and bell type annealing furnace are used cooperatively, which is characterized in that the heat circulation recycling dress
It sets and includes:
At least one heat exchanger, one end are connected to bell type annealing furnace；
The other end of gas circulator, one end and heat exchanger is connected to, and the other end of gas circulator is connected to bell type annealing furnace,
Protective gas in bell type annealing furnace is sent into heat exchanger by the gas circulator, and protective gas carries out in a heat exchanger
Heat exchange is simultaneously cooled, and protective gas after cooling is back in bell type annealing furnace from heat exchanger.
2. heat circulation recyclable device according to claim 1, which is characterized in that heat exchanger is evaporator.
3. heat circulation recyclable device according to claim 1, which is characterized in that the quantity of heat exchanger be it is multiple, it is more
A heat exchanger is sequentially distributed from high to low.
4. heat circulation recyclable device according to claim 1, which is characterized in that the heat circulation recyclable device also wraps
First circulation pipe and second circulation pipe are included, heat exchanger is connected to by the first circulation pipe with bell type annealing furnace, the gas
Circulating pump is connected to by the second circulation pipe with bell type annealing furnace.
5. heat circulation recyclable device according to claim 4, which is characterized in that the heat circulation recyclable device also wraps
Multiple high temperature are included from cooling butterfly valve, high temperature is respectively arranged at the first circulation pipe and the second circulation pipe from cooling butterfly valve.
6. heat circulation recyclable device according to claim 4, which is characterized in that the gas circulator is the magnetic of sealing
Power circulating pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821089558.1U CN208632609U (en) | 2018-07-10 | 2018-07-10 | Heat circulation recyclable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821089558.1U CN208632609U (en) | 2018-07-10 | 2018-07-10 | Heat circulation recyclable device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208632609U true CN208632609U (en) | 2019-03-22 |
Family
ID=65736852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821089558.1U Active CN208632609U (en) | 2018-07-10 | 2018-07-10 | Heat circulation recyclable device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208632609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108588398A (en) * | 2018-07-10 | 2018-09-28 | 杭州大策新能源有限公司 | Heat circulation recovery method and device |
-
2018
- 2018-07-10 CN CN201821089558.1U patent/CN208632609U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108588398A (en) * | 2018-07-10 | 2018-09-28 | 杭州大策新能源有限公司 | Heat circulation recovery method and device |
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