CN208815063U - A kind of protective gas heat-energy recovering apparatus and annealing furnace - Google Patents
A kind of protective gas heat-energy recovering apparatus and annealing furnace Download PDFInfo
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- CN208815063U CN208815063U CN201821063933.5U CN201821063933U CN208815063U CN 208815063 U CN208815063 U CN 208815063U CN 201821063933 U CN201821063933 U CN 201821063933U CN 208815063 U CN208815063 U CN 208815063U
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- protective gas
- airflow channel
- recovering apparatus
- energy recovering
- gas heat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The utility model provides a kind of protective gas heat-energy recovering apparatus and annealing furnace, belongs to field of metallurgical equipment, and wherein protective gas heat-energy recovering apparatus includes: the first airflow channel for newly leading to protective gas circulation；The second airflow channel to circulate for hot protective gas in annealing furnace；It is arranged in a crossed manner between first airflow channel and second airflow channel and mutually indepedent closed.By protective gas heat-energy recovering apparatus provided by the utility model and annealing furnace, protective gas electric heater unit can be cancelled, save power consumption；After cancelling protective gas electric heater unit, it is possible to reduce protective gas is because of accident caused by the plant failure；Water- to-water heat exchanger quantity of circulating water can be reduced, quantity of circulating water reduction can also make water circulating pump, and cooling tower load reduces.
Description
Technical field
The utility model relates to field of metallurgical equipment, in particular to a kind of protective gas heat-energy recovering apparatus and move back
Stove.
Background technique
Currently, what galvanized wire protective gas on the market generallyd use is a set of protective gas electric heater unit 400 of outsourcing
As shown in Figure 1, about 60kw, protective gas is passed through in furnace again after being heated by the electric heater unit 400, for solving protective gas
It is passed through the too low problem of heating 051 furnace temperature of soaking pit section at place.It, will be in furnace meanwhile in the plate temperature that cooling section 053 is reduction strip
The protective gas of high temperature is extracted out by blower, will be sprayed onto again in furnace after protective gas cooling midway through water- to-water heat exchanger 300 cooling
Strip.Water in water- to-water heat exchanger 300 is sent to the outer cooling tower of workshop and goes to cool down after being heated, resupply heat exchanger after cooling.
Utility model content
The utility model provides a kind of protective gas heat-energy recovering apparatus and annealing furnace, it is intended to which solution is protected in the prior art
Protect following problem existing for gas heat-energy recovering apparatus and annealing furnace:
1. protective gas will be heated before being passed through in furnace by electric heater unit, the protective gas being newly passed through belongs to heat absorption shape
State；
2. cooling section strip steel will cool down, protective gas is cooling by water- to-water heat exchanger in furnace, and protective gas, which belongs to, in furnace puts
Warm status.
The utility model is realized in this way:
A kind of protective gas heat-energy recovering apparatus, comprising:
For newly leading to the first airflow channel of protective gas circulation；
The second airflow channel to circulate for hot protective gas in annealing furnace；
It is arranged in a crossed manner between first airflow channel and second airflow channel and mutually indepedent closed.
In an embodiment of the present invention, first airflow channel includes multiple concatenated U-tubes, the U
Type pipe has heat exchange tube body.
In an embodiment of the present invention, second airflow channel includes shell, and the shell accommodates the U
Type pipe, the shell have opposite the first opening and the second opening, and first opening is used for the annealing furnace Nei Rebao
It protects gas to flow into, second opening is for hot protective gas outflow in the annealing furnace.
In an embodiment of the present invention, the enclosure interior has and fixed plate, the fixed plate with it is described
Shell is fixedly connected, and the fixed hole for fixing the U-tube is provided in the fixed plate.
In an embodiment of the present invention, the shell has mounting surface, and first airflow channel has new
Gas entrance and the outlet of new gas, the new gas entrance and the new gas outlet are arranged in the mounting surface.
In an embodiment of the present invention, the mounting surface is provided with fixed substrate, the fixed substrate and institute
It states shell to be fixedly connected with the U-tube, the new gas entrance and the new gas outlet setting are on ventilation panel, the ventilation
Panel is detachably linked with the fixed substrate.
It is logical that the installation passed through for bolt is provided in an embodiment of the present invention, on the ventilation panel
Hole is provided with threaded hole corresponding with the installation through-hole in the fixed substrate.
In an embodiment of the present invention, handle is provided on the shell.
A kind of annealing furnace, including heating soaking pit section, cooling section and above-mentioned protective gas heat-energy recovering apparatus；
The heating soaking pit section is connected to the cooling section；
The entrance of first airflow channel of the protective gas heat-energy recovering apparatus connects extraneous air feed equipment；
The outlet of first airflow channel of the protective gas heat-energy recovering apparatus connects the heating soaking pit section；
The entrance of second airflow channel of the protective gas heat-energy recovering apparatus connects the cooling section close to institute
State the side of heating soaking pit section；
The outlet of second airflow channel of the protective gas heat-energy recovering apparatus connects the cooling section far from institute
State the side of heating soaking pit section.
In an embodiment of the present invention, the outlet of second airflow channel and the cooling section are far from described
Between the side for heating soaking pit section, it is provided with water- to-water heat exchanger.
The beneficial effects of the utility model are: passing through protective gas heat-energy recovering apparatus provided by the utility model and annealing
Furnace can cancel protective gas electric heater unit, save power consumption；After cancelling protective gas electric heater unit, it is possible to reduce protection
Gas is because of accident caused by the plant failure；Water- to-water heat exchanger quantity of circulating water can be reduced, quantity of circulating water reduction can also to follow
Ring water pump, cooling tower load reduce.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is the structural schematic diagram of the annealing furnace of the prior art；
Fig. 2 is the structural schematic diagram of annealing furnace provided by the embodiment of the utility model；
Fig. 3 is the structural representation at the first visual angle of protective gas heat-energy recovering apparatus provided by the embodiment of the utility model
Figure；
Fig. 4 is the broken section at the second visual angle of protective gas heat-energy recovering apparatus provided by the embodiment of the utility model
Figure；
Fig. 5 is the partial enlarged view of a-quadrant in Fig. 4.
Icon: 001- protective gas heat-energy recovering apparatus；The first airflow channel of 010-；The second airflow channel of 030-；100-U
Type pipe；200- shell；201- first is open；203- second is open；210- fixed plate；211- fixed hole；205- mounting surface；
The new gas entrance of 011-；The new gas outlet 013-；230- fixed substrate；110- ventilation panel；111- installation through-hole；231- threaded hole；
250- handle；051- heats soaking pit section；053- cooling section；055- equalizer section；057- heat room；300- water- to-water heat exchanger；400-
Electric heater unit.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below
The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model
Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor
Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that indicating position or the term of positional relationship are based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion institute
The equipment or element of finger must have a particular orientation, is constructed and operated in a specific orientation, therefore should not be understood as to this reality
With novel limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is on or below second feature
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Right above two features and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in the second spy
Under sign, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of fisrt feature level
Height is less than second feature.
Embodiment one
A kind of protective gas heat-energy recovering apparatus 001 is present embodiments provided, Fig. 3 and Fig. 4, this protective gas are please referred to
Heat-energy recovering apparatus 001 includes:
For newly leading to the first airflow channel 010 of protective gas circulation；
The second airflow channel 030 to circulate for hot protective gas in annealing furnace；
It is arranged in a crossed manner between first airflow channel 010 and the second airflow channel 030 and mutually indepedent closed.
Temperature is provided for the protective gas in the first airflow channel 010 by the high-temperature gas in the second airflow channel 030,
And preheated, the new logical protective gas after preheating enters heating soaking pit section 051, and avoid cryogenic gas is largely passed through reduction
The furnace temperature in soaking pit section 051 is heated, guarantees the annealing process of strip.And simultaneously, the second airflow channel 030 is used for cooling section
053 strip is cooling, at this point, have passed through annealing furnace enter the protective gas of the condition of high temperature via the second airflow channel 030 by
Newly logical protective gas carries out tentatively cooling, forms the protective gas of relative low temperature, reduces for Thermal protection gas in annealing furnace
The water cooling requirement of body.
In the present embodiment, the first airflow channel 010 includes multiple concatenated U-tubes 100, and U-tube 100 has heat exchanger tube
Body.Second airflow channel 030 includes shell 200, and shell 200 accommodates U-tube 100, and shell 200 has the first opposite opening
201 and second opening 203, the first opening 201 flowed into for hot protective gas in annealing furnace, the second opening 203 is for annealing
Hot protective gas flows out in furnace.
Made in confined space by U-tube 100, the first airflow channel 010 is lengthened, and new logical protection gas is increased
Residence time of the body in confined space, and the second airflow channel 030 is directly by the shell 200 outside the first airflow channel 010
It constitutes, hot protective gas in newly logical protective gas and annealing furnace is sufficiently thermally contacted.Wherein, the tube body of U-tube 100
It is using heat exchange tube body made of metal, excellent heat-conductive characteristic is completed in a relatively short time heat exchange.
In the present embodiment, have in order to fix U-tube 100, inside shell 200 with fixed plate 210, fixed plate 210 with
Shell 200 is fixedly connected, and the fixed hole 211 for fixing U-tube 100 is provided in fixed plate 210.Fixed hole 211
Cross-sectional sizes are suitable with the cross-sectional sizes of parallel pipe in U-tube 100, on the one hand secure U-tube 100, on the other hand can be with
It avoids vibrating the damage to U-tube 100.Further, soft material can be set in the inner wall of fixed hole 211 to protect U
Type pipe 100.
In the present embodiment, shell 200 has mounting surface 205, and the first airflow channel 010 is with new gas entrance 011 and newly
Gas outlet 013, new gas entrance 011 and new gas outlet 013 are arranged in mounting surface 205.
For the ease of installing and safeguarding, new gas entrance 011 and new gas outlet 013 are arranged in the same side of shell 200.Separately
Outside, it is connected in series due to entire first airflow channel 010 by U-tube 100, for the convenience of material processing and the convenience of assembling
Property, new gas entrance 011 and new gas outlet 013 should also be designed in the same side of shell 200.
Referring to Fig. 5, in the present embodiment, mounting surface 205 is provided with fixed substrate 230, fixed substrate 230 and shell
200 are fixedly connected with U-tube 100, and new gas entrance 011 and 013 setting of new gas outlet are on ventilation panel 110, panel 110 of ventilating
It is detachably linked with fixed substrate 230.
It is provided with the installation through-hole 111 passed through for bolt on ventilation panel 110, is provided with and pacifies in fixed substrate 230
Fill the corresponding threaded hole 231 of through-hole 111.
Fixed substrate 230 is detachably connected with ventilation panel 110, can be convenient protective gas heat-energy recovering apparatus 001
Maintenance replacement, due to newly lead to protective gas be usually clean gas, so U-tube 100 in be usually will not be faulty, shell
When forming the failures such as dust stratification inside body 200, ventilation panel 110 can be opened and carry out observation maintenance, on the other hand new gas outlet 013
It is used as weak link with new gas entrance 011, also can be convenient replacement.
In this embodiment, it for the transport and install convenient of protective gas heat-energy recovering apparatus 001, is set on shell 200
It is equipped with handle 250.
By protective gas heat-energy recovering apparatus 001 provided by the utility model, protective gas electric heating dress can be cancelled
400 are set, power consumption is saved；After cancelling protective gas electric heater unit 400, it is possible to reduce protective gas causes because of the plant failure
Accident；300 quantity of circulating water of water- to-water heat exchanger can be reduced, quantity of circulating water reduction can also make water circulating pump, cooling tower load drop
It is low.
Embodiment two
A kind of annealing furnace is present embodiments provided, referring to Fig. 2, this annealing furnace includes heating soaking pit section 051, cooling
Section 053, equalizer section 055, heat open the protective gas heat-energy recovering apparatus 001 in room 057 and embodiment one；
Heating soaking pit section 051, the connection of cooling section 053 and equalizer section 055 are sequentially connected；
The entrance of first airflow channel 010 of protective gas heat-energy recovering apparatus 001 connects extraneous air feed equipment；
The outlet connection heating soaking pit section 051 of first airflow channel 010 of protective gas heat-energy recovering apparatus 001；
The entrance connection cooling section 053 of second airflow channel 030 of protective gas heat-energy recovering apparatus 001 is equal close to heating
The side of hot stove section 051；
The outlet connection cooling section 053 of second airflow channel 030 of protective gas heat-energy recovering apparatus 001 is equal far from heating
The side of hot stove section 051.
Between the side of the outlet of second airflow channel 030 and cooling section 053 far from heating soaking pit section 051, it is provided with
Water- to-water heat exchanger 300.
Extraneous air feed equipment provides newly logical protective gas, realizes and preheats by protective gas heat-energy recovering apparatus 001, then leads to
Enter to heat in soaking pit section 051, protection strip is annealed.And the gas of 053 temperature end of another aspect cooling section is extracted, and is taken out
It is tentatively cooled down to protective gas heat-energy recovering apparatus 001, the load of subsequent water cooling can be reduced.
By annealing furnace provided by the utility model, protective gas electric heater unit 400 can be cancelled, save power consumption；It takes
Disappear after protective gas electric heater unit 400, it is possible to reduce protective gas is because of accident caused by the plant failure；Water can be reduced
300 quantity of circulating water of heat exchanger, quantity of circulating water reduction can also make water circulating pump, and cooling tower load reduces.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of protective gas heat-energy recovering apparatus characterized by comprising
For newly leading to the first airflow channel of protective gas circulation；
The second airflow channel to circulate for hot protective gas in annealing furnace；
It is arranged in a crossed manner between first airflow channel and second airflow channel and mutually indepedent closed；
First airflow channel includes multiple concatenated U-tubes, and the U-tube has heat exchange tube body；Second air-flow is logical
Road includes shell, and the shell accommodates the U-tube, and the shell has an opposite the first opening and the second opening, and described the
One opening is flowed into for hot protective gas in the annealing furnace, and second opening is for hot protective gas in the annealing furnace
Outflow.
2. protective gas heat-energy recovering apparatus according to claim 1, which is characterized in that the enclosure interior, which has, fixes
Plate, the fixed plate are fixedly connected with the shell, and the fixation being provided in the fixed plate for fixing the U-tube is logical
Hole.
3. protective gas heat-energy recovering apparatus according to claim 1, which is characterized in that the shell has mounting surface,
There is first airflow channel new gas entrance and new gas to export, and the new gas entrance and the new gas outlet are arranged in the peace
Dress face.
4. protective gas heat-energy recovering apparatus according to claim 3, which is characterized in that the mounting surface is provided with fixation
Substrate, the fixed substrate are fixedly connected with the shell and the U-tube, the new gas entrance and the new gas outlet setting
On ventilation panel, the ventilation panel is detachably linked with the fixed substrate.
5. protective gas heat-energy recovering apparatus according to claim 4, which is characterized in that be provided on the ventilation panel
For the installation through-hole that bolt passes through, threaded hole corresponding with the installation through-hole is provided in the fixed substrate.
6. protective gas heat-energy recovering apparatus according to claim 1, which is characterized in that be provided with handle on the shell
Hand.
7. a kind of annealing furnace, which is characterized in that including heating soaking pit section, cooling section and as described in claim any one of 1-6
Protective gas heat-energy recovering apparatus；
The heating soaking pit section is connected to the cooling section；
The entrance of first airflow channel of the protective gas heat-energy recovering apparatus connects extraneous air feed equipment；
The outlet of first airflow channel of the protective gas heat-energy recovering apparatus connects the heating soaking pit section；
The entrance of second airflow channel of the protective gas heat-energy recovering apparatus connects the cooling section and adds close to described
The side of hot soaking pit section；
The outlet of second airflow channel of the protective gas heat-energy recovering apparatus connects the cooling section and adds far from described
The side of hot soaking pit section.
8. annealing furnace according to claim 7, which is characterized in that the outlet of second airflow channel and the cooling section
Between side far from the heating soaking pit section, it is provided with water- to-water heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821063933.5U CN208815063U (en) | 2018-07-05 | 2018-07-05 | A kind of protective gas heat-energy recovering apparatus and annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821063933.5U CN208815063U (en) | 2018-07-05 | 2018-07-05 | A kind of protective gas heat-energy recovering apparatus and annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208815063U true CN208815063U (en) | 2019-05-03 |
Family
ID=66270504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821063933.5U Active CN208815063U (en) | 2018-07-05 | 2018-07-05 | A kind of protective gas heat-energy recovering apparatus and annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208815063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110343847A (en) * | 2019-08-16 | 2019-10-18 | 黄石山力科技股份有限公司 | Method for controlling furnace temperature and annealing furnace |
-
2018
- 2018-07-05 CN CN201821063933.5U patent/CN208815063U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110343847A (en) * | 2019-08-16 | 2019-10-18 | 黄石山力科技股份有限公司 | Method for controlling furnace temperature and annealing furnace |
| CN110343847B (en) * | 2019-08-16 | 2021-03-26 | 黄石山力科技股份有限公司 | Furnace temperature control method and annealing furnace |
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