CN207386123U - Automatic dust removing pipeline on blast furnace - Google Patents
Automatic dust removing pipeline on blast furnace Download PDFInfo
- Publication number
- CN207386123U CN207386123U CN201720961759.5U CN201720961759U CN207386123U CN 207386123 U CN207386123 U CN 207386123U CN 201720961759 U CN201720961759 U CN 201720961759U CN 207386123 U CN207386123 U CN 207386123U
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- dedusting
- blast furnace
- discharge port
- dust removing
- branch pipe
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Abstract
The utility model is related to automatic dust removing pipelines in field of iron and steel smelting more particularly to a kind of blast furnace.Automatic dust removing pipeline on a kind of blast furnace, including being located at the dedusting ventilation slot above dump car discharge port, the outside of the dedusting ventilation slot is equipped with negative pressure exhausting system, the discharge port of the dump car is connected with the feed inlet of blast furnace hopper, the dedusting ventilation slot is connected by dedusting pipeline with discharge port, the dust removing tube road is additionally provided with the first dedusting branch pipe, and the both ends of the first dedusting branch pipe connect respectively with dedusting pipeline and discharge port.By being sealed to dust removal port, confined space is formed, increases the negative pressure of confined space, the transformation of pipeline wiring and installation pipeline valve automatic control system, so as to reduce manifold distribution air quantity simultaneously, the air quantity at dust suction is increased, dedusting can be effectively improved, finally improve working environment.
Description
Technical field
The utility model is related to automatic dust removing pipelines in field of iron and steel smelting more particularly to a kind of blast furnace.
Background technology
In smelting iron and steel, feeding trolley has a large amount of dust brought into from the external world when feeding is into blast furnace, so being equipped with
Cleaning shaft, dirt manifold is eradicated using one, drives dedusting trolley mode dust suction by distributing trolley, the dedusting method is due to dust suction
Mouthful in cleaning shaft end, suction is weaker simultaneously, and card resistance easily occurs in trolley moving process in galenic skin, intractability compared with
Greatly, the normal production feeding of influence is easily led to.On dedusting trolley is in overhead, Inspection and maintenance difficulty is big, is not easy to find to ask in time
Topic, and there are certain security risks for working at height.
Dedusting pipe bend uses vertical connection, and wind burette damage is larger；Above-mentioned consideration is based on, the utility model devises
Automatic dust removing pipeline on a kind of blast furnace.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, adapt to real needs, provide on a kind of blast furnace
Automatic dust removing pipeline.
In order to realize the purpose of this utility model, the technical solution adopted in the utility model is：
Automatic dust removing pipeline on a kind of blast furnace, it is described including being located at the dedusting ventilation slot above dump car discharge port
The outside of dedusting ventilation slot is equipped with negative pressure exhausting system, and the discharge port of the dump car is connected with the feed inlet of blast furnace hopper,
The dedusting ventilation slot is connected by cleaning shaft with discharge port, it is characterised in that：First is additionally provided on the cleaning shaft to remove
Dirt branch pipe, the both ends of the first dedusting branch pipe connect respectively with cleaning shaft and discharge port.
The dump car includes two and above respective belt feeder, and each dump car includes two discharge ports
And it is located at dump car both sides respectively, every cleaning shaft is equipped with two first dedusting branch pipes in parallel.
Be additionally provided with independently arranged second dedusting branch pipe on the outside of the first dedusting branch pipe, the second dedusting branch pipe it is upper
End is connected with dedusting manifold, and lower end inserts into the inner portion above blast furnace hopper, and the dedusting manifold is to extend laterally away pipe, outside
End is connected with exhausting system.
Electric butterfly valve is equipped in the second dedusting branch pipe, infrared sensor is equipped on the outside of the discharge port, it is described infrared
Sensor is electrically connected with electric butterfly valve, by infrared sensor control circuit is triggered to be turned on and off electric butterfly valve.
Dust excluding hood is equipped with above the discharge port, the both sides of the dust excluding hood are sealed by skin block, and the two of each discharge port
Side is sealed equipped with brick wall.
The upper end of the first dedusting branch pipe uses arc-shaped elbow with cleaning shaft connectivity part.
The dust excluding hood is up-small and down-big bell-mouth structure of air.
The beneficial effects of the utility model are：
1. dedusting pipe bend uses camber elbow, without vertical connection, wind burette damage is reduced；
2. suction inlet uses horn mouth form, square dust excluding hood is not provided with；
3. cleaning shaft is goed deep into feed bin body, using infrared induction technology, motor-driven valve is installed additional, with interlock method,
Accomplish that dump car vehicle is opened automatically to valve, vehicle is walked valve and closed automatically.
4. adding at slot loading and unloading material trolley feed opening with dust excluding hood, dust excluding hood discharging point airborne dust situation determines area coverage；
5. improving ore deposit slot body of deduster intensity, air door is increased, and then increases air quantity.
Description of the drawings
Fig. 1 is the charging of unmodified blast furnace and the state diagram of dust-extraction unit；
Fig. 2 is improved high furnace feeder and a kind of improved automatic dust removing pipeline conditions figure；
In figure：Blast furnace hopper 1, diagrid 2, J17 belt feeders 3, J18 belt feeders 4, ventilation slot 5, dust excluding hood 6, brick wall 7, shelves
Skin 8, the second dedusting branch pipe 9, electric butterfly valve 11, the first dedusting branch pipe 12, dump car 13, discharge port 14, remove dedusting manifold 10
Dirt pipeline 15.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples：
Referring to Fig. 2.
Automatic dust removing pipeline on a kind of blast furnace, the dedusting ventilation slot 5 including being located at 13 discharge port of dump car, 14 top,
The outside of the dedusting ventilation slot 5 is equipped with negative pressure exhausting system, the discharge port 14 of the dump car 13 and blast furnace hopper 1 into
Material mouth connects, and the dedusting ventilation slot 5 connected by cleaning shaft 15 with discharge port 14, and the is additionally provided on the cleaning shaft 15
One dedusting branch pipe 12, the both ends of the first dedusting branch pipe 12 connect respectively with cleaning shaft 15 and discharge port 14.
The dump car 13 includes two and positioned at respective J17 belt feeders 3,4 top of J18 belt feeders, each discharging
Trolley 13 includes two discharge ports 14 and is located at 13 both sides of dump car respectively, every cleaning shaft 15 be equipped with two it is in parallel
First dedusting branch pipe 12.
First dedusting branch pipe, 12 outside is additionally provided with independently arranged second dedusting branch pipe 9, the second dedusting branch pipe 9
Upper end connected with dedusting manifold 10, lower end inserts into the inner portion from the top of blast furnace hopper 1, and the dedusting manifold 10 is laterally draws
Outlet pipe, outer end are connected with exhausting system.
Electric butterfly valve 11 is equipped in the second dedusting branch pipe 9,14 outside of discharge port is equipped with infrared sensor, described
Infrared sensor is electrically connected with electric butterfly valve 11, by infrared sensor control circuit is triggered to open or close electric butterfly valve 11
It closes.When moving to some 14 discharging of discharge port such as dump car 13, corresponding second dedusting branch pipe, 9 electric butterfly valve 11 can be beaten automatically
It opens, airborne dust in blast furnace hopper 1 is collected, reduce the airborne dust at discharge port, electric butterfly valve 11 can be automatically closed during not discharging,
So as to achieve the purpose that fully to gather dust.
14 top of discharge port is equipped with dust excluding hood 6, and the both sides of the dust excluding hood 6 are sealed by skin block 8, each discharge port
Both sides sealed equipped with brick wall 7, so as to discharging when, dedusting wind carries out exhausting in a confined space, reaches dust removing effects.
, using arc-shaped elbow, wind burette damage is reduced with cleaning shaft connectivity part in the upper end of the first dedusting branch pipe 12.
The dust excluding hood 6 is up-small and down-big bell-mouth structure of air.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalents made based on the specification and figures of the utility model are directly or indirectly used in relevant technical field,
It is equally included in the patent within the scope of the utility model.
Claims (7)
1. a kind of automatic dust removing pipeline on blast furnace, including being located at dump car（13）Discharge port（14）The dedusting ventilation slot of top
（5）, the dedusting ventilation slot（5）Outside be equipped with negative pressure exhausting system, the dump car（13）Discharge port（14）With height
Furnace charge storehouse（1）Feed inlet connection, the dedusting ventilation slot（5）Pass through cleaning shaft（15）With discharge port（14）Connection, it is special
Sign is：The cleaning shaft（15）On be additionally provided with the first dedusting branch pipe（12）, the first dedusting branch pipe（12）Both ends point
Not and cleaning shaft（15）And discharge port（14）Connection.
2. automatic dust removing pipeline on blast furnace according to claim 1, it is characterised in that：The dump car（13）Including
Two and positioned at respective belt feeder J17（3）, belt feeder J18（4）Top, each dump car（13）Including two discharge ports
（14）And it is located at dump car respectively（13）Both sides, every cleaning shaft（15）It is equipped with two first dedusting branch pipes in parallel
（12）.
3. automatic dust removing pipeline on blast furnace according to claim 2, it is characterised in that：The first dedusting branch pipe（12）
Outside is additionally provided with independently arranged second dedusting branch pipe（9）, the second dedusting branch pipe（9）Upper end and dedusting manifold（10）Even
Logical, lower end is from blast furnace hopper（1）Top insert into the inner portion, the dedusting manifold（10）To extend laterally away pipe, outer end is with taking out
Wind system connects.
4. automatic dust removing pipeline on blast furnace according to claim 3, it is characterised in that：The second dedusting branch pipe（9）
It is interior to be equipped with electric butterfly valve（11）, the discharge port（14）Outside is equipped with infrared sensor, the infrared sensor and electric butterfly valve
（11）Electrical connection triggers control circuit to electric butterfly valve by infrared sensor（11）It is turned on and off.
5. automatic dust removing pipeline on blast furnace according to claim 1, it is characterised in that：The discharge port（14）Top is set
There is dust excluding hood（6）, the dust excluding hood（6）Both sides pass through skin block（8）Sealing, the both sides of each discharge port are equipped with brick wall（7）It is close
Envelope.
6. automatic dust removing pipeline on blast furnace according to claim 1, it is characterised in that：The first dedusting branch pipe（12）
Upper end and cleaning shaft connectivity part use arc-shaped elbow.
7. automatic dust removing pipeline on blast furnace according to claim 5, it is characterised in that：The dust excluding hood（6）To be upper small
Big bell-mouth structure of air down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720961759.5U CN207386123U (en) | 2017-08-03 | 2017-08-03 | Automatic dust removing pipeline on blast furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720961759.5U CN207386123U (en) | 2017-08-03 | 2017-08-03 | Automatic dust removing pipeline on blast furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207386123U true CN207386123U (en) | 2018-05-22 |
Family
ID=62418981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720961759.5U Active CN207386123U (en) | 2017-08-03 | 2017-08-03 | Automatic dust removing pipeline on blast furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207386123U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455503A (en) * | 2018-12-26 | 2019-03-12 | 中冶焦耐(大连)工程技术有限公司 | Dust-extraction unit and method when a kind of belt mobile discharge |
| CN111960126A (en) * | 2020-09-14 | 2020-11-20 | 中冶赛迪工程技术股份有限公司 | Environment-friendly storage bin |
| CN112191642A (en) * | 2020-10-16 | 2021-01-08 | 江苏永钢集团有限公司 | Novel energy-saving dust removal system |
| CN113135448A (en) * | 2021-04-09 | 2021-07-20 | 安徽欣创节能环保科技股份有限公司 | Negative pressure dust removal system and device for moving discharging on ore tank |
-
2017
- 2017-08-03 CN CN201720961759.5U patent/CN207386123U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455503A (en) * | 2018-12-26 | 2019-03-12 | 中冶焦耐(大连)工程技术有限公司 | Dust-extraction unit and method when a kind of belt mobile discharge |
| CN111960126A (en) * | 2020-09-14 | 2020-11-20 | 中冶赛迪工程技术股份有限公司 | Environment-friendly storage bin |
| CN112191642A (en) * | 2020-10-16 | 2021-01-08 | 江苏永钢集团有限公司 | Novel energy-saving dust removal system |
| CN113135448A (en) * | 2021-04-09 | 2021-07-20 | 安徽欣创节能环保科技股份有限公司 | Negative pressure dust removal system and device for moving discharging on ore tank |
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