CN107816897A - A kind of energy-saving type iron-smelting furnace preheating device - Google Patents
A kind of energy-saving type iron-smelting furnace preheating device Download PDFInfo
- Publication number
- CN107816897A CN107816897A CN201711064547.8A CN201711064547A CN107816897A CN 107816897 A CN107816897 A CN 107816897A CN 201711064547 A CN201711064547 A CN 201711064547A CN 107816897 A CN107816897 A CN 107816897A
- Authority
- CN
- China
- Prior art keywords
- smelting furnace
- inner chamber
- iron
- preheating cabinet
- fumer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B9/00—Stoves for heating the blast in blast furnaces
-
- C21B2100/04—
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of energy-saving type iron-smelting furnace preheating device, including iron-smelting furnace, the positive bottom of iron-smelting furnace is installed with preheating cabinet, and the escape pipe of iron-smelting furnace through preheating cabinet and is extended in the inner chamber of preheating cabinet, exhaust duct is provided through at the top of preheating cabinet, and control valve is provided with exhaust duct, the side of preheating cabinet is provided through air inlet pipe, and the inside of preheating cabinet is bolted and is provided with inlet box, one end of air inlet pipe, which is hung, to be come into gas tank and extends in the inner chamber of inlet box.The present invention is by setting preheating cabinet, and by the way that the inner chamber of preheating cabinet is connected with the inner chamber of iron-smelting furnace, it is provided with exhaust duct and pneumatic control valve simultaneously, so that the high temperature hot gas in iron-smelting furnace is emitted into the inside of preheating cabinet, and by inlet box, the cooperation of heating pipe fumer and blast pipe, preheating heating is carried out to the air entered by preheating cabinet in iron-smelting furnace, so as to reach UTILIZATION OF VESIDUAL HEAT IN, the effect of energy-conserving and environment-protective.
Description
Technical field
The present invention relates to metallurgical technology equipment technical field, specially a kind of energy-saving type iron-smelting furnace preheating device.
Background technology
Iron-smelting furnace is one kind in metallurgical equipment, iron-smelting furnace be it is a kind of by metallic iron from iron-bearing mineral（The predominantly oxygen of iron
Compound）In the equipment that extract, iron-smelting furnace enters ironmaking at work, it is necessary to be aerated in order to reduce extraneous air
After in stove, minor impact is caused to the temperature in stove, it is necessary to be heated to the air for entering iron-smelting furnace.
Existing iron-smelting furnace, a hot wind room can be all set, hot wind room is a closed device, and hot blast is distributed with it
Manage, the air being passed through in warm-air pipe in iron-smelting furnace, be the high-temp waste gas discharged out of iron-smelting furnace, when air is in warm outside warm-air pipe
During hot blast Bottomhole pressure in wind room, the heat that flies up discharged in iron-smelting furnace is absorbed, and temperature height, but existing hot wind room
It is interior, it is low into the air heat transference efficiency in iron-smelting furnace, cause pre-heat effect poor, influence pre- thermal effect when air enters iron-smelting furnace
Fruit, cause to have a great influence to the temperature in stove.
The content of the invention
It is an object of the invention to provide a kind of energy-saving type iron-smelting furnace preheating device, possess rapidly pre-warming, while energy-saving ring
The advantages of guarantor, solve in the existing hot wind room mentioned in background technology, it is low into the air heat transference efficiency in iron-smelting furnace,
Cause pre-heat effect poor, pre-heat effect when air enters iron-smelting furnace is influenceed, the problem of causing to have a great influence to the temperature in stove.
To achieve the above object, the present invention provides following technical scheme：A kind of energy-saving type iron-smelting furnace preheating device, including refining
Iron furnace, the positive bottom of iron-smelting furnace are installed with preheating cabinet, and described and iron-smelting furnace escape pipe is through preheating cabinet and prolongs
In the inner chamber for extending preheating cabinet, exhaust duct is provided through at the top of the preheating cabinet, and control valve is provided with exhaust duct.
The side of the preheating cabinet is provided through air inlet pipe, and the inside of preheating cabinet is bolted and is provided with air inlet
Case, one end of the air inlet pipe hang and come into gas tank and extend in the inner chamber of inlet box, the inlet box away from air inlet pipe one
End is installed with the heating pipe communicated with air inlet box cavity, and the inside of the preheating cabinet is installed with fumer, described
The top and bottom of fumer are fixedly connected with the top and bottom of preheating chamber interior wall respectively, and heating pipe is away from inlet box
One end is run through the side of fumer and extended in the inner chamber of fumer to be connected with the inner chamber of fumer, the side of the fumer
Be inlaid with heat-conducting plate, and the side of heat-conducting plate through fumer case and extends the outside of child's fumer, the heat-conducting plate it is another
Side and one end of heat conducting bar, which are fixed, to be connected, and the other end of the heat conducting bar is extended in the inner chamber of heating pipe, and in the shape of a spiral
It is arranged in the inner chamber of heating pipe, the front of the fumer is provided through blast pipe, and one end of the blast pipe is run through
Preheating cabinet is simultaneously extended in the inner chamber of iron-smelting furnace.
Preferably, thermal insulation layer is fitted with the inwall of the preheating cabinet, the thermal insulation layer is by nanometer micropore thermal insulation board, ceramics
Fiberboard is bonded and surface smear insulating moulding coating.
Preferably, the heat-conducting plate extends the side of exhaust box cavity and offers the groove of roughness, and groove
Bottom land be provided with spherical projection.
Preferably, the heat-conducting plate is inlaid with copper sheet on the side of exhaust box cavity.
Preferably, the side of the inlet box is provided through connecting tube, and the heating tube passes through connecting tube and inlet box
Inner chamber connection, and connecting tube is internally provided with fixed plate, through hole is offered in the fixed plate, and the quantity of through hole is many
It is arranged in individual circularize in fixed plate.
Preferably, the quantity of the heating pipe is four, and four heating pipes are spaced substantially equidistant successively from top to bottom.
Compared with prior art, beneficial effects of the present invention are as follows：
1st, the present invention is by setting preheating cabinet, and by the way that the inner chamber of preheating cabinet is connected with the inner chamber of iron-smelting furnace, sets simultaneously
Exhaust duct and pneumatic control valve, so that the high temperature hot gas in iron-smelting furnace is emitted into the inside of preheating cabinet, and pass through air inlet
Case, the cooperation of heating pipe fumer and blast pipe, preheating heating is carried out to the air entered by preheating cabinet in iron-smelting furnace,
So as to reach UTILIZATION OF VESIDUAL HEAT IN, the effect of energy-conserving and environment-protective.
2nd, by setting fumer, heat-conducting plate and heating pipe, the waste gas in iron-smelting furnace enters in preheating cabinet the present invention
Afterwards, can raise the temperature in preheating cabinet, and after waste gas contacts with heat-conducting plate, can raise the temperature of heat-conducting plate, by
Groove is opened up on heat-conducting plate and projection is set, so as to add the contact area with waste gas, so as to improve the heat conduction of heat-conducting plate
Efficiency, and by setting heat conducting bar and copper sheet, can be with spiral helicine heat conducting bar from tap when passing through heating pipe in air
Touch, and when air is entered in the inner chamber of fumer, meeting contact with copper sheet, so as to add the efficiency of air heating, avoid
Occur, air preheat not enough has a great influence to the temperature in iron-smelting furnace.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the profile of preheating cabinet of the present invention；
Fig. 3 is the profile of fumer of the present invention and heating pipe；
Fig. 4 is the profile of inlet box of the present invention.
In figure：1 iron-smelting furnace, 2 preheating cabinets, 3 exhaust ducts, 4 pneumatic control valves, 5 air inlet pipe, 6 inlet boxs, 7 heating pipes, 8
Fumer, 9 heat-conducting plates, 10 heat conducting bars, 11 blast pipes, 12 thermal insulation layers, 121 nanometer micropore thermal insulation boards, 122 ceramic beaverboards, 13
Groove, 14 projections, 15 copper sheets, 16 connecting tubes, 17 fixed plates, 18 through holes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-4, a kind of preheating device of energy-saving type iron-smelting furnace 1, including iron-smelting furnace 1 are referred to, 1 positive bottom of iron-smelting furnace is consolidated
Dingan County is equipped with preheating cabinet 2, thermal insulation layer 12 is fitted with the inwall of preheating cabinet 2, thermal insulation layer 12 is by nanometer micropore thermal insulation board 121, pottery
Porcelain fiberboard 122 is bonded and surface smear insulating moulding coating, and the escape pipe of iron-smelting furnace 1 through preheating cabinet 2 and extends
Into the inner chamber of preheating cabinet 2, the top of preheating cabinet 2 is provided through exhaust duct 3, and is provided with pneumatic control valve on exhaust duct 3
4, by setting pneumatic control valve 4, so as to control the air pressure size inside preheating cabinet 2, avoid waste gas loss is too fast from causing to preheat
Temperature inside case 2 is not high, while is also avoided that the air pressure inside preheating cabinet 2 is too high, causes to have an accident, iron-smelting furnace 1
Waste gas is entered the inside of preheating cabinet 2 by exhaust duct 3 caused by middle ironmaking, after waste gas enters the inside of preheating cabinet 2,
The substantial amounts of heat contained in waste gas will be preheated case 2 and be preheated using to air, so as to reach energy-conserving and environment-protective
Effect, and by set exhaust duct 3 by preheating cabinet 2 waste gas discharge.
The side of preheating cabinet 2 is provided through air inlet pipe 5, by setting air inlet pipe 5, so that air enters preheating cabinet
2 inside, and the inside of preheating cabinet 2 is bolted and is provided with inlet box 6, one end of air inlet pipe 5, which is hung, to be come into gas tank 6 and prolongs
In the inner chamber for extending inlet box 6, the one end of inlet box 6 away from air inlet pipe 5 is installed with the heating communicated with the inner chamber of inlet box 6
Pipeline 7, the quantity of heating pipe 7 is four, after air is entered in inlet box 6 by air inlet pipe 5, can be disperseed by inlet box 6
Heated by four heating pipes 7, the particular number of heating pipe 7 can be set according to demand, so that empty
Gas dispersed-heated, pre-heat effect is more preferable, and preheating is more efficient, and four heating pipes 7 are spaced substantially equidistant successively from top to bottom, are entered
The side of gas tank 6 is provided through connecting tube 16, and heating tube is connected by connecting tube 16 with the inner chamber of inlet box 6, and connecting tube
16 are internally provided with fixed plate 17, through hole 18 are offered in fixed plate 17, and the quantity of through hole 18 is no less than a row of circularizing
It is listed in fixed plate 17, by setting connecting tube 16, so that heating pipe 7 is connected with inlet box 6, during connection, will adds
Hot channel 7 inserts the inside of connecting tube 16, and passes through encapsulation process, so as to complete to connect, due to there is provided fixed plate 17, and
Through hole 18 is opened up in fixed plate 17, so as to increase the air pressure of air, admit air into it is more chaotic during heating pipe 7, so as to
Air draught is heated more fully, the inside of preheating cabinet 2 is installed with fumer 8, the top and bottom of fumer 8
Portion is fixedly connected with the top and bottom of the inwall of preheating cabinet 2 respectively, and the one end of heating pipe 7 away from inlet box 6 is through exhaust
The side of case 8 and extending in the inner chamber of fumer 8 connects with the inner chamber of fumer 8, and the side of fumer 8 is inlaid with heat-conducting plate
9, heat-conducting plate 9, which is located on the side of the inner chamber of fumer 8, is inlaid with copper sheet 15, and the side of heat-conducting plate 9 through fumer 8 casees and is prolonged
Stretch the outside of child's fumer 8, the side that heat-conducting plate 9 extends the inner chamber of fumer 8 offers the groove 13 of roughness, and
The bottom land of groove 13 is provided with spherical projection 14, and the opposite side of heat-conducting plate 9 is fixed with one end of heat conducting bar 10 to be connected, heat conducting bar 10
The other end extend in the inner chamber of heating pipe 7, and be arranged in the shape of a spiral in the inner chamber of heating pipe 7, when waste gas is discharged into
After in the inner chamber of preheating cabinet 2, raise the temperature in preheating cabinet 2, heat-conducting plate 9 makes for metal, and heat transference efficiency is strong, and by
In the contact area for there is provided groove 13 and projection 14, adding heat-conducting plate 9 and waste gas, so as to add the heat conduction of heat-conducting plate 9
Efficiency, after waste gas contacts with heat-conducting plate 9, heat-conducting plate 9 by the heat transfer in waste gas to copper sheet 15 and heat conducting bar 10 so that
The temperature of copper sheet 15 and heat conducting bar 10 raises, and when air is by heating pipe 7, can be added by spiral helicine heat conducting bar 10
Heat, and can be by reheating, so as to increase the effect of preheating, the front of fumer 8 after air enters in fumer 8
Blast pipe 11 is provided through, one end of blast pipe 11 through preheating cabinet 2 and is extended in the inner chamber of iron-smelting furnace 1, into exhaust
Air in case 8 can enter the inside of iron-smelting furnace 1 by blast pipe 11.
In summary：The present invention is by setting preheating cabinet 2, and by by the inner chamber of the inner chamber of preheating cabinet 2 and iron-smelting furnace 1
Connection, while exhaust duct 3 and pneumatic control valve 4 are provided with, so that the high temperature hot gas in iron-smelting furnace 1 is emitted into preheating cabinet 2
Inside, and pass through inlet box 6, the cooperation of the fumer 8 of heating pipe 7 and blast pipe 11, to entering ironmaking by preheating cabinet 2
Air in stove 1 carries out preheating heating, so as to reach UTILIZATION OF VESIDUAL HEAT IN, the effect of energy-conserving and environment-protective.
Also, the present invention, by setting fumer 8, heat-conducting plate 9 and heating pipe 7, the waste gas in iron-smelting furnace 1 enters pre-
It after in hot tank 2, can raise the temperature in preheating cabinet 2, and after waste gas contacts with heat-conducting plate 9, the temperature liter of heat-conducting plate 9 can be made
Height, by opening up groove 13 on heat-conducting plate 9 and setting projection 14, so as to add the contact area with waste gas, so as to carry
The heat transfer efficiency of high heat conduction plate 9, and by setting heat conducting bar 10 and copper sheet 15, when in air by heating pipe 7, meeting and spiral shell
The heat conducting bar 10 for revolving shape touches from tap, and when air is entered in the inner chamber of fumer 8, meeting contact with copper sheet 15, so as to increase
The efficiency for having added air to heat, is avoided the occurrence of, air preheat not enough has a great influence to the temperature in iron-smelting furnace 1.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or equipment including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or equipment institute inherently
Key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of energy-saving type iron-smelting furnace preheating device, including iron-smelting furnace（1）, it is characterised in that：The iron-smelting furnace（1）Positive bottom
Portion is installed with preheating cabinet（2）, described and iron-smelting furnace（1）Escape pipe run through preheating cabinet（2）And extend to preheating cabinet（2）'s
In inner chamber, the preheating cabinet（2）Top be provided through exhaust duct（3）, and exhaust duct（3）On be provided with pneumatic control valve
（4）；
The preheating cabinet（2）Side be provided through air inlet pipe（5）, and preheating cabinet（2）Inside be bolted installation
There is inlet box（6）, the air inlet pipe（5）One end hang come into gas tank（6）And extend to inlet box（6）Inner chamber in, it is described enter
Gas tank（6）Away from air inlet pipe（5）One end be installed with and inlet box（6）The heating pipe that inner chamber communicates（7）, the preheating
Case（2）Inside be installed with fumer（8）, the fumer（8）Top and bottom respectively with preheating cabinet（2）Inwall
Top and bottom are fixedly connected, and heating pipe（7）Away from inlet box（6）One end run through fumer（8）Side and extension
To fumer（8）Inner chamber in fumer（8）Inner chamber connection, the fumer（8）Side be inlaid with heat-conducting plate（9）,
And heat-conducting plate（9）Side run through fumer case（8）And extend child's fumer（8）Outside, the heat-conducting plate（9）It is another
Side and heat conducting bar（10）One end fix connect, the heat conducting bar（10）The other end extend to heating pipe（7）Inner chamber in, and
Heating pipe is arranged in the shape of a spiral（7）Inner chamber in, the fumer（8）Front be provided through blast pipe（11）, institute
State blast pipe（11）One end run through preheating cabinet（2）And extend to iron-smelting furnace（1）Inner chamber in.
A kind of 2. energy-saving type iron-smelting furnace preheating device according to claim 1, it is characterised in that：The preheating cabinet（2）'s
Thermal insulation layer is fitted with inwall（12）, the thermal insulation layer（12）By nanometer micropore thermal insulation board（121）, ceramic beaverboard（122）It is viscous
Conjunction forms and surface smear insulating moulding coating.
A kind of 3. energy-saving type iron-smelting furnace preheating device according to claim 1, it is characterised in that：The heat-conducting plate（9）Prolong
Stretch out fumer（8）The side of inner chamber offers the groove of roughness（13）, and groove（13）Bottom land be provided with it is spherical
Projection（14）.
A kind of 4. energy-saving type iron-smelting furnace preheating device according to claim 1, it is characterised in that：The heat-conducting plate（9）Position
In fumer（8）Copper sheet is inlaid with the side of inner chamber（15）.
A kind of 5. energy-saving type iron-smelting furnace preheating device according to claim 1, it is characterised in that：The inlet box（6）'s
Side is provided through connecting tube（16）, the heating tube（7）Pass through connecting tube（16）With inlet box（6）Inner chamber connection, and
Connecting tube（16）Be internally provided with fixed plate（17）, the fixed plate（17）On offer through hole（18）, and through hole（18）'s
Quantity circularizes no less than 3 and is arranged in fixed plate（17）On.
A kind of 6. energy-saving type iron-smelting furnace preheating device according to claim 1, it is characterised in that：The heating pipe（7）
Quantity be four, and four heating pipes（7）It is spaced substantially equidistant successively from top to bottom.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910206518.3A CN109971904B (en) | 2017-11-02 | 2017-11-02 | Preheating device of iron-smelting furnace for metallurgy |
| CN201711064547.8A CN107816897B (en) | 2017-11-02 | 2017-11-02 | A kind of energy-saving type iron-smelting furnace preheating device |
| CN201910206517.9A CN109971903B (en) | 2017-11-02 | 2017-11-02 | Preheating device of metallurgical iron-making furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711064547.8A CN107816897B (en) | 2017-11-02 | 2017-11-02 | A kind of energy-saving type iron-smelting furnace preheating device |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910206518.3A Division CN109971904B (en) | 2017-11-02 | 2017-11-02 | Preheating device of iron-smelting furnace for metallurgy |
| CN201910206517.9A Division CN109971903B (en) | 2017-11-02 | 2017-11-02 | Preheating device of metallurgical iron-making furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107816897A true CN107816897A (en) | 2018-03-20 |
| CN107816897B CN107816897B (en) | 2019-04-23 |
Family
ID=61603750
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711064547.8A Active CN107816897B (en) | 2017-11-02 | 2017-11-02 | A kind of energy-saving type iron-smelting furnace preheating device |
| CN201910206517.9A Active CN109971903B (en) | 2017-11-02 | 2017-11-02 | Preheating device of metallurgical iron-making furnace |
| CN201910206518.3A Active CN109971904B (en) | 2017-11-02 | 2017-11-02 | Preheating device of iron-smelting furnace for metallurgy |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910206517.9A Active CN109971903B (en) | 2017-11-02 | 2017-11-02 | Preheating device of metallurgical iron-making furnace |
| CN201910206518.3A Active CN109971904B (en) | 2017-11-02 | 2017-11-02 | Preheating device of iron-smelting furnace for metallurgy |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN107816897B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114540609A (en) * | 2022-01-14 | 2022-05-27 | 湖州中合鑫顺特钢股份有限公司 | Inclined bottom heating process based on heat recovery |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080202736A1 (en) * | 2007-02-22 | 2008-08-28 | Thomas & Betts International, Inc. | Multi-channel heat exchanger |
| CN203656965U (en) * | 2013-11-25 | 2014-06-18 | 洛阳安拓窑炉环保有限公司 | Air preheating device of kiln |
| CN106224932A (en) * | 2016-07-26 | 2016-12-14 | 苏州必信空调有限公司 | There is the boiler waste heat recovery system of vertical lower resistance cooling system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1084792C (en) * | 1999-05-31 | 2002-05-15 | 宝山钢铁股份有限公司 | High air-temperature high furnace space gas preheating method |
| CN201355049Y (en) * | 2009-02-26 | 2009-12-02 | 厦门铭光机械制造有限公司 | Hot-air furnace air and gas double preheating all-welded plate-type heat exchanger |
| CN203159649U (en) * | 2013-03-15 | 2013-08-28 | 湘潭步洋能源科技有限公司 | Blast furnace blast negative energy dehumidification device |
| CN203382777U (en) * | 2013-06-20 | 2014-01-08 | 马亚典 | Hot-blast furnace |
| CN106399612B (en) * | 2016-11-07 | 2019-01-25 | 上海铁戈炉业有限公司 | A kind of preheating energy-saving systems and pre-heating mean |
| CN106765285A (en) * | 2016-12-20 | 2017-05-31 | 靖江博鑫柯曼燃烧器制造有限公司 | A kind of combustion air heat exchanger with space spiral type spiral preheating channel |
-
2017
- 2017-11-02 CN CN201711064547.8A patent/CN107816897B/en active Active
- 2017-11-02 CN CN201910206517.9A patent/CN109971903B/en active Active
- 2017-11-02 CN CN201910206518.3A patent/CN109971904B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080202736A1 (en) * | 2007-02-22 | 2008-08-28 | Thomas & Betts International, Inc. | Multi-channel heat exchanger |
| CN203656965U (en) * | 2013-11-25 | 2014-06-18 | 洛阳安拓窑炉环保有限公司 | Air preheating device of kiln |
| CN106224932A (en) * | 2016-07-26 | 2016-12-14 | 苏州必信空调有限公司 | There is the boiler waste heat recovery system of vertical lower resistance cooling system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114540609A (en) * | 2022-01-14 | 2022-05-27 | 湖州中合鑫顺特钢股份有限公司 | Inclined bottom heating process based on heat recovery |
| CN114540609B (en) * | 2022-01-14 | 2024-05-03 | 湖州中合鑫顺特钢股份有限公司 | Inclined bottom heating process based on heat recovery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109971903B (en) | 2020-10-30 |
| CN107816897B (en) | 2019-04-23 |
| CN109971904B (en) | 2020-10-16 |
| CN109971904A (en) | 2019-07-05 |
| CN109971903A (en) | 2019-07-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104596283B (en) | High-efficient and energy-saving aluminum rod mixing heating furnace | |
| CN206347833U (en) | A kind of insulation material drying oven | |
| CN201122464Y (en) | Energy-saving environment-friendly enamelling machine oven | |
| CN205939961U (en) | Fastener stoving case | |
| WO2012016482A1 (en) | Wind-energy heating device and wind-energy heating and drying equipment | |
| CN107816897A (en) | A kind of energy-saving type iron-smelting furnace preheating device | |
| CN102618732A (en) | Continuous multistage refining and degassing keeping furnace for molten aluminum | |
| CN202543265U (en) | Heat recovery device for heat treatment quenching furnace | |
| CN205537101U (en) | Rapid cooling economizer of expanded letter ceramic sanitary ware tunnel cave | |
| CN2869028Y (en) | Ball type hot-blast stove for 250M above blast furnace | |
| CN216573998U (en) | Air-float drying box | |
| CN206477011U (en) | A kind of tempering furnace hot air circulating system | |
| CN201443784U (en) | Energy-saving and high-efficiency household heating stove | |
| CN207945986U (en) | A kind of ceramic kiln dehumidifier exhaust gas utilization system | |
| CN209341763U (en) | A kind of heating, drying case furnace | |
| CN205874205U (en) | Compulsory convection device of glass tempering furnace thermal cycle | |
| CN105135891A (en) | Multifunctional furnace door for heating furnace and use method of multifunctional furnace door | |
| CN203812650U (en) | Energy-saving environment-friendly single-furnace vertical type enamelling machine | |
| CN108754184A (en) | A kind of reduction and distillation furnace of magnesium processes production titanium sponge | |
| CN202576525U (en) | Continuous multistage refining and degassing retaining furnace for molten aluminum | |
| CN211695840U (en) | Gas preheating structure of roller furnace | |
| CN205874206U (en) | Glass tempering furnace thermal cycle compulsory convection device | |
| CN217303383U (en) | Hot air generator for bamboo drying kiln | |
| CN207775064U (en) | A kind of novel reinforced glass production facility | |
| CN207688666U (en) | A kind of dore furnace energy conserving heat exchanging device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190327 Address after: 262300 Xumeng Town Residence, Wulian County, Rizhao City, Shandong Province Applicant after: Ri Lighting Xiang Foundry Co., Ltd. Address before: 235000 No. 11, Yifeng Road Industrial Park, Xiangshan District, Huaibei, Anhui Applicant before: Guo Bin |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |