CN208023047U - A kind of pre-reducing furnace of iron ore smelting reduction device - Google Patents
A kind of pre-reducing furnace of iron ore smelting reduction device Download PDFInfo
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- CN208023047U CN208023047U CN201820090566.1U CN201820090566U CN208023047U CN 208023047 U CN208023047 U CN 208023047U CN 201820090566 U CN201820090566 U CN 201820090566U CN 208023047 U CN208023047 U CN 208023047U
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- ore
- reducing furnace
- reducing
- iron ore
- outflux
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Abstract
The utility model discloses a kind of pre-reducing furnaces of iron ore smelting reduction device, it is related to ore processing field, it includes gusseted leg, pre-reducing furnace main body, air filter and ore place net, heat driven motor is installed above gusseted leg, ore crushing knife is installed above ore pulverizing chamber, exhaust gas delivery tube is installed above ore crushing knife, it is connected with air filter above exhaust gas delivery tube, temperature inductor is installed below air filter, gas pressurized pump is installed below temperature inductor, gas pressurized pump lower section is equipped with reducing gas storage tank, ore is installed below reducing gas storage tank and places net, ore places side off the net and is equipped with electric control box, microcontroller is installed inside electric control box, outflux valve is installed above slag outflux.Advantageous effect is：Prereduction is carried out after capable of being crushed to ore, prereduction effect is good, while can handle prereduction gas, environmental protection.
Description
Technical field
The utility model is related to ore processing technical field, pre- more particularly to a kind of iron ore smelting reduction device is gone back
Former stove.
Background technology
Reducibility of iron ore is the complexity that the oxygen combined with iron in iron ore is captured by gaseous reducing agent.It is iron ore
A kind of important metallurgical performance of stone.The iron ore sample of generally use certain particle size and quality, is heated to certain temperature, certain
It is restored under the reducing gas of chemical composition and flow, according to full iron in sample after the loss of weight of iron ore sample mass or reduction
To calculate the removal efficiency of oxygen or rate, the reduction sex index as iron ore are removed with the content of ferrous oxide.It is existing in the world
The steel plant of many countries are examined reducibility of iron ore as conventional one of inspection project, to predict and instruct blast furnace
Smelting operation improves the production of sinter and pellet.Primary raw material of the iron ore as blast furnace ironmaking, the quality of reproducibility
Directly affect the economic indicator of ironmaking.When blast furnace process, oxygen content is most of in blast furnace middle and upper part quilt in the iron ore easily restored
Blast furnace gas is restored, referred to as indirect reduction, and coke consumption is relatively low at this time；Considerable oxygen content is wanted in the iron ore of hardly possible reduction
It is completed to bottom house by the direct-reduction of carbon, coke consumption is high at this time.
The iron ore prereduction stove that China uses at present can not be handled exhaust gas, and exhaust gas is directly discharged into air
In, environmental pollution is caused, and big multipair lump ore carries out prereduction, reduction effect is poor.
Utility model content
In view of the above-mentioned problems, the technical problem to be solved by the present invention is to provide a kind of iron ore smelting reduction devices
Pre-reducing furnace.
A kind of pre-reducing furnace of iron ore smelting reduction device of the utility model, it includes gusseted leg, prereduction
Furnace main body, air filter and ore place net, are equipped with heat driven motor above gusseted leg, in heat driven motor
Portion is equipped with slag outflux, and pre-reducing furnace main body is equipped with above slag outflux, mine is provided with above pre-reducing furnace main body
Stone pulverizing chamber, ore pulverizing chamber top are equipped with ore crushing knife, and exhaust gas delivery tube, exhaust gas fortune are equipped with above ore crushing knife
It is connected with air filter above defeated pipe, temperature inductor is installed below air filter, is equipped with below temperature inductor
Gas pressurized pumps, and gas pressurized pump lower section is equipped with reducing gas storage tank, and ore is equipped with below reducing gas storage tank and places net,
Ore places side off the net and is equipped with electric control box, and microcontroller, slag outflux top are equipped with inside electric control box
Outflux valve is installed.
Preferably, the gusseted leg is bolted with pre-reducing furnace main body, slag outflux is gone back with pre-
Former furnace main body is bolted.
Preferably, the ore pulverizing chamber passes through axis connection, exhaust gas delivery tube and air filtration with ore crushing knife
Device nested encryptions.
Preferably, the temperature inductor is connect with electric control box by conducting wire, reducing gas storage tank and gas
Force (forcing) pump nested encryptions.
Preferably, the electric control box is connect with microcontroller by conducting wire.
Preferably, the outflux valve and slag outflux nested encryptions.
Preferably, the pre-reducing furnace main body is suppressed by stainless steel, after surface progress sanding and polishing at spray painting
Reason.
It is bolted with pre-reducing furnace main body preferably, the ore places net.
The beneficial effects of the utility model：Prereduction is carried out after capable of being crushed to ore, prereduction effect is good, while can
Prereduction gas is handled, environmental protection.
Description of the drawings
The utility model is described in detail by following specific implementations and attached drawing for ease of explanation,.
Fig. 1 is a kind of front view of the pre-reducing furnace of iron ore smelting reduction device of the utility model；
Fig. 2 is a kind of electric control box figure of the pre-reducing furnace of iron ore smelting reduction device of the utility model；
Fig. 3 is a kind of slag outflux figure of the pre-reducing furnace of iron ore smelting reduction device of the utility model.
The reference numerals are as follows：
1- gusseted legs；2- heat driven motors；3- slag outfluxes；4- pre-reducing furnace main bodys；5- ore pulverizing chambers；
6- ore crushing knifes；7- exhaust gas delivery tubes；8- air filters；9- temperature inductors；10- gas pressurizeds pump；11- reducing gas
Storage tank；12- ores place net；13- electric control boxes；14- microcontrollers；15- outflux valves.
Specific implementation mode
As shown in Figure 1, Figure 2, Figure 3 shows, present embodiment uses following technical scheme：It includes gusseted leg 1, pre-
It restores furnace main body 4, air filter 8 and ore and places net 12,1 top of gusseted leg is equipped with heat driven motor 2, heats
Slag outflux 3 is installed, 3 top of slag outflux is equipped with pre-reducing furnace main body 4, pre-reducing furnace master inside driving motor 2
4 top of body is provided with ore pulverizing chamber 5, and 5 top of ore pulverizing chamber is equipped with ore crushing knife 6, the 6 top installation of ore crushing knife
There are exhaust gas delivery tube 7,7 top of exhaust gas delivery tube to be connected with air filter 8,8 lower section of air filter is equipped with temperature sense
Device 9,9 lower section of temperature inductor are equipped with gas pressurized pump 10, and 10 lower section of gas pressurized pump is equipped with reducing gas storage tank 11, also
11 lower section of raw-gas storage tank is equipped with ore and places net 12, and ore places 12 lower section of net and is equipped with electric control box 13, electric-controlled
Microcontroller 14 is installed, 3 top of slag outflux is equipped with outflux valve 15 inside case 13 processed.
Wherein, the gusseted leg 1 is bolted with pre-reducing furnace main body 4, slag outflux 3 and prereduction
Furnace main body 4 is bolted；The ore pulverizing chamber 5 passes through axis connection, exhaust gas delivery tube 7 and sky with ore crushing knife 6
8 nested encryptions of air filter；The temperature inductor 9 is connect with electric control box 13 by conducting wire, reducing gas storage tank 11
10 nested encryptions are pumped with gas pressurized；The electric control box 13 is connect with microcontroller 14 by conducting wire；The stream
Outlet valve 15 and 3 nested encryptions of slag outflux；The pre-reducing furnace main body 4 is suppressed by stainless steel, and surface carries out
Spray painting is handled after sanding and polishing；The ore is placed net 12 and is bolted with pre-reducing furnace main body 4.
The working principle of this specific embodiment:：Iron ore is positioned in ore pulverizing chamber 5, ore crushing knife 6 is to iron
Ore crushes, and iron ore enters in pre-reducing furnace main body 4 after crushing, and is placed on ore and places 12 top of net, and heating is driven
Dynamic motor 2 heats pre-reducing furnace main body 4, and temperature inductor 9 incudes temperature in pre-reducing furnace main body 4, reduction
Storage pumps 10 pairs of reducing gas and pressurizes, make it into reduction of iron ore gas, gas pressurized in gas reservoir 11
Iron ore is restored in pre-reducing furnace main body 4, the exhaust gas generated after reduction enters air filter along exhaust gas delivery tube 7
In 8, air filter 8 is filtered purification to gas, and the slag generated after reduction is flowed out along slag outflux 3.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (8)
1. a kind of pre-reducing furnace of iron ore smelting reduction device, it is characterised in that：It includes gusseted leg (1), prereduction
Furnace main body (4), air filter (8) and ore place net (12), and heat driven motor is equipped with above gusseted leg (1)
(2), slag outflux (3) is installed inside heat driven motor (2), pre-reducing furnace master is installed above slag outflux (3)
Body (4), pre-reducing furnace main body (4) top are provided with ore pulverizing chamber (5), and ore crushing is equipped with above ore pulverizing chamber (5)
Knife (6), ore crushing knife (6) top are equipped with exhaust gas delivery tube (7), air filter are connected with above exhaust gas delivery tube (7)
(8), temperature inductor (9) is installed below air filter (8), gas pressurized pump is installed below temperature inductor (9)
(10), reducing gas storage tank (11) is installed below gas pressurized pump (10), ore is installed below reducing gas storage tank (11)
Net (12) is placed, ore is placed and is equipped with electric control box (13) below net (12), is equipped with inside electric control box (13) micro-
Type controller (14), slag outflux (3) top are equipped with outflux valve (15).
2. a kind of pre-reducing furnace of iron ore smelting reduction device according to claim 1, it is characterised in that：Described three
Angle support leg (1) is bolted with pre-reducing furnace main body (4), and slag outflux (3) passes through spiral shell with pre-reducing furnace main body (4)
It tethers and connects.
3. a kind of pre-reducing furnace of iron ore smelting reduction device according to claim 1, it is characterised in that：The mine
Stone pulverizing chamber (5) passes through axis connection, exhaust gas delivery tube (7) and air filter (8) nested encryptions with ore crushing knife (6).
4. a kind of pre-reducing furnace of iron ore smelting reduction device according to claim 1, it is characterised in that：The temperature
Degree inductor (9) is connect with electric control box (13) by conducting wire, and reducing gas storage tank (11) is nested with gas pressurized pump (10)
Connection.
5. a kind of pre-reducing furnace of iron ore smelting reduction device according to claim 1, it is characterised in that：The electricity
Gas control cabinet (13) is connect with microcontroller (14) by conducting wire.
6. a kind of pre-reducing furnace of iron ore smelting reduction device according to claim 1, it is characterised in that：The stream
Outlet valve (15) and slag outflux (3) nested encryptions.
7. a kind of pre-reducing furnace of iron ore smelting reduction device according to claim 1, it is characterised in that：Described is pre-
Reduction furnace main body (4) is suppressed by stainless steel, and surface carries out spray painting processing after sanding and polishing.
8. a kind of pre-reducing furnace of iron ore smelting reduction device according to claim 1, it is characterised in that：The mine
Stone is placed net (12) and is bolted with pre-reducing furnace main body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820090566.1U CN208023047U (en) | 2018-01-19 | 2018-01-19 | A kind of pre-reducing furnace of iron ore smelting reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820090566.1U CN208023047U (en) | 2018-01-19 | 2018-01-19 | A kind of pre-reducing furnace of iron ore smelting reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208023047U true CN208023047U (en) | 2018-10-30 |
Family
ID=63901245
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820090566.1U Expired - Fee Related CN208023047U (en) | 2018-01-19 | 2018-01-19 | A kind of pre-reducing furnace of iron ore smelting reduction device |
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| CN (1) | CN208023047U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654861A (en) * | 2021-08-09 | 2021-11-16 | 中国地质调查局沈阳地质调查中心(东北地质科技创新中心) | Separator is used in test of geological iron ore experiment |
-
2018
- 2018-01-19 CN CN201820090566.1U patent/CN208023047U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654861A (en) * | 2021-08-09 | 2021-11-16 | 中国地质调查局沈阳地质调查中心(东北地质科技创新中心) | Separator is used in test of geological iron ore experiment |
| CN113654861B (en) * | 2021-08-09 | 2024-03-22 | 中国地质调查局沈阳地质调查中心(东北地质科技创新中心) | Separation device for geological iron ore experimental test |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20190119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |