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CN204874576U - Regional cooling device of blast -furnace tuyere - Google Patents

Regional cooling device of blast -furnace tuyere Download PDF

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Publication number
CN204874576U
CN204874576U CN201520388224.4U CN201520388224U CN204874576U CN 204874576 U CN204874576 U CN 204874576U CN 201520388224 U CN201520388224 U CN 201520388224U CN 204874576 U CN204874576 U CN 204874576U
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CN
China
Prior art keywords
water
cooled tube
cooling stave
bosh
cooling wall
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.)
Expired - Fee Related
Application number
CN201520388224.4U
Other languages
Chinese (zh)
Inventor
苏明
董汉东
尹腾
苏贤伟
黄德友
王朝平
席强华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Iron and Steel Co Ltd
Original Assignee
Wuhan Iron and Steel Group Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhan Iron and Steel Group Corp filed Critical Wuhan Iron and Steel Group Corp
Priority to CN201520388224.4U priority Critical patent/CN204874576U/en
Application granted granted Critical
Publication of CN204874576U publication Critical patent/CN204874576U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Furnace Housings, Linings, Walls, And Ceilings (AREA)

Abstract

The utility model relates to a blast furnace process technical field, for the easy technical problem who damages of wind gap cooling wall and bosh cooling wall among the solution prior art, the utility model provides a regional cooling device of blast -furnace tuyere, including wind gap cooling wall, bosh cooling wall, a condenser tube, the 2nd condenser tube and the 3rd condenser tube, the wind gap cooling wall links to each other with the bosh cooling wall, and in the junction, the wind gap cooling wall aligns with the bosh cooling wall, a condenser tube sets up on the cooling wall of wind gap, the 2nd condenser tube sets up on the bosh cooling wall, the 3rd condenser tube sets up the one end of being close to the bosh cooling wall on the cooling wall of wind gap, and just, the 3rd condenser tube is perpendicular with a condenser tube. Through set up the 3rd condenser tube on the cooling wall of wind gap, strengthened the intensity of cooling of wind gap cooling wall, avoid the wind gap cooling wall to produce the damage too early, simultaneously, through aliging wind gap cooling wall and bosh cooling wall, reduced the bosh cooling wall led to the fact the damage because of heat flow intensity the is too big circumstances.

Description

A kind of blast-furnace tuyere region refrigerating unit
Technical field
The utility model relates to technical field of blast furnace process, particularly relates to a kind of blast-furnace tuyere region refrigerating unit.
Background technology
Blast-furnace tuyere region is coke raceway zone, and coke does cyclotron motion along with blast furnace blast and burns, and produce high temperature, air port cooling stave is subject to the effect of high-temperature hot stress and washing away of high-temperature coal air-flow for a long time.Blast-furnace bosh region is slag iron drippage district, and bosh cooling stave is not only subject to washing away of high-temperature coal air-flow, and is subject to the erosion of slag iron.
In the prior art, air port cooling stave is low with the junction cooling intensity of bosh cooling stave, and therefore, air port cooling stave easily causes damage.In addition, air port cooling stave and bosh cooling stave do not line up in junction, there is protuberance, and exposed after the top water pipe of air port cooling stave damages, heat flow rate per unit area will be caused excessive, and under the souring of high-temperature coal air-flow, bosh cooling stave also very easily damages.
Utility model content
The utility model, by providing a kind of blast-furnace tuyere region refrigerating unit, solves air port cooling stave and bosh cooling stave in prior art and holds flimsy technical problem.
The utility model embodiment provides a kind of blast-furnace tuyere region refrigerating unit, comprises air port cooling stave, bosh cooling stave, the first water-cooled tube, the second water-cooled tube and the 3rd water-cooled tube;
Described air port cooling stave is connected with described bosh cooling stave, and in junction, described air port cooling stave aligns with described bosh cooling stave;
Described first water-cooled tube is being arranged on the cooling stave of described air port from described air port cooling stave to the direction of described bosh cooling stave;
Described second water-cooled tube is being arranged on described bosh cooling stave from described air port cooling stave to the direction of described bosh cooling stave;
Described 3rd water-cooled tube is arranged on the one end near described bosh cooling stave on the cooling stave of described air port, and described 3rd water-cooled tube is vertical with described first water-cooled tube.
Preferably, away from one end of described bosh cooling stave on the body that the water inlet pipe of described first water-cooled tube is arranged at described first water-cooled tube, the rising pipe of described first water-cooled tube is arranged at the other end of the body of described first water-cooled tube.
Preferably, away from one end of described air port cooling stave on the body that the rising pipe of described second water-cooled tube is arranged at described second water-cooled tube, the water inlet pipe of described second water-cooled tube is arranged at the other end of the body of described second water-cooled tube.
Preferably, the bending angle of the one end near described bosh cooling stave on described first water-cooled tube is 90 °.
Preferably, the bending angle at the two ends of described 3rd water-cooled tube is 90 °.
Preferably, the water inlet pipe of described first water-cooled tube, described second water-cooled tube and described 3rd water-cooled tube, and the rising pipe of described first water-cooled tube, described second water-cooled tube and described 3rd water-cooled tube is metallic hose.
One or more technical schemes in the utility model embodiment, at least have following technique effect or advantage:
By arranging three water-cooled tube vertical with the first water-cooled tube near the position of bosh cooling stave on the cooling stave of air port, strengthen the cooling intensity of air port cooling stave, air port cooling stave is avoided to produce damage too early, simultaneously, by air port cooling stave is alignd with bosh cooling stave, achieve smooth connection, reduce furnace shell and air port cooling stave and bosh cooling stave and form excessive filling tape at knuckle place, be beneficial to cooling stave outwards to conduct heat, reduce bosh cooling stave causes damage situation because heat flow rate per unit area is excessive;
Because the bending angle of one end near bosh cooling stave on the first water-cooled tube is 90 °, avoids water-cooled tube and damage in Cold Bending, so also avoid air port cooling stave because water-cooled tube damages the situation of collateral damage;
Because the water inlet pipe of water-cooled tube and rising pipe all adopt metallic hose, therefore also can avoid because blast-furnace body expands and cause the situation that on cooling stave, water inlet pipe and rising pipe are pulled off.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the front view of blast-furnace tuyere region refrigerating unit in the utility model embodiment;
Fig. 2 is the side-view of blast-furnace tuyere region refrigerating unit in the utility model embodiment
Wherein, 1 is air port cooling stave, and 2 is bosh cooling stave, and 3 is the first water-cooled tube, and 4 is the second water-cooled tube, and 5 is the 3rd water-cooled tube.
Embodiment
Flimsy technical problem is held for solving air port cooling stave and bosh cooling stave in prior art, the utility model provides a kind of blast-furnace tuyere region refrigerating unit, by arranging three water-cooled tube vertical with the first water-cooled tube near the position of bosh cooling stave on the cooling stave of air port, strengthen the cooling intensity of air port cooling stave, air port cooling stave is avoided to produce damage too early, simultaneously, by being alignd with bosh cooling stave by air port cooling stave, reduce bosh cooling stave causes damage situation because heat flow rate per unit area is excessive.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of blast-furnace tuyere region refrigerating unit, as shown in Figure 1, described blast-furnace tuyere region refrigerating unit comprises air port cooling stave 1 and bosh cooling stave 2, air port cooling stave 1 is connected with bosh cooling stave 2, and, in junction, air port cooling stave 1 aligns with bosh cooling stave 2, as shown in Figure 2.In addition, air port cooling stave 1 is provided with the first water-cooled tube 3 and the second water-cooled tube 4, first water-cooled tube 3 is arranged to the direction of bosh cooling stave 2 from air port cooling stave 1, second water-cooled tube 4 is arranged to the direction of bosh cooling stave 2 from air port cooling stave 1, that is, the first water-cooled tube 3 and the second water-cooled tube 4 are all vertically arranged.In addition, air port cooling stave 1 is also provided with one end that the 3rd water-cooled tube the 5, three water-cooled tube 5 is arranged on close bosh cooling stave 2 on air port cooling stave 1, and the 3rd water-cooled tube 5 is vertical with the setting direction of the first water-cooled tube 3, that is, the 3rd water-cooled tube 5 is arranged in the horizontal direction.Wherein, one piece of air port cooling stave 1 is provided with the 3rd water-cooled tube 5.
It should be noted that, the blast-furnace tuyere region refrigerating unit of the application can comprise polylith air port cooling stave 1 and polylith bosh cooling stave 2.Wherein, one piece of air port cooling stave 1 comprises one group of first water-cooled tube 3, first water-cooled tube 3 can be comprised in one group of first water-cooled tube 3, also multiple first water-cooled tube 3 can be comprised, one piece of bosh cooling stave 2 comprises one group of second water-cooled tube 4, second water-cooled tube 4 can be comprised in one group of second water-cooled tube 4, also can comprise multiple second water-cooled tube 4.The quantity of the air port cooling stave 1 that the application comprises blast-furnace tuyere region refrigerating unit and bosh cooling stave 2 does not limit, simultaneously, the application is to the quantity of the first water-cooled tube 3 that air port cooling stave 1 comprises, and the quantity of the second water-cooled tube 4 that bosh cooling stave 2 comprises, and does not also limit.In addition, the quantity of the first water-cooled tube 3 on air port cooling stave 1 can be identical with the quantity of the second water-cooled tube 4 on bosh cooling stave 2, also can be different.In a kind of concrete embodiment, as shown in Figure 1, blast-furnace tuyere region refrigerating unit comprises one piece of air port cooling stave 1 and two pieces of bosh cooling staves 2, one piece of air port cooling stave 1 comprises six the first water-cooled tubes 3 and the 3rd water-cooled tube 5, one piece of bosh cooling stave 2 comprises four the second water-cooled tube the 4, three water-cooled tubes 5 mutually vertical with the setting direction of the first water-cooled tube 3.
Because air port cooling stave 1 and bosh cooling stave 2 align in junction, achieve smooth connection, the bottom avoiding bosh cooling stave 2 protrudes from air port cooling stave 1, reduce furnace shell and air port cooling stave 1 and bosh cooling stave 2 and form excessive filling tape at knuckle place, be beneficial to cooling stave outwards to conduct heat, reduce bosh cooling stave 2 causes damage situation because heat flow rate per unit area is excessive.Meanwhile, owing to adding the 3rd horizontal water-cooled tube 5 on air port cooling stave 1, the cooling intensity of air port cooling stave 1 can be strengthened, avoid air port cooling stave 1 to produce and damage.
Under normal circumstances, water-in is in lower end, water outlet is in upper end, therefore, away from one end of bosh cooling stave 2 on the body that the water inlet pipe of the first water-cooled tube 3 is arranged at the first water-cooled tube 3, near one end of bosh cooling stave 2 on the body that the rising pipe of the first water-cooled tube 3 is arranged at the first water-cooled tube 3, away from one end of air port cooling stave 1 on the body that the rising pipe of the second water-cooled tube 4 is arranged at the second water-cooled tube 4, near one end of air port cooling stave 1 on the body that the water inlet pipe of the second water-cooled tube 4 is arranged at the second water-cooled tube 4.And, for the 3rd water-cooled tube 5 of arranged transversely, its water inlet pipe can be arranged at the left end of the body of the 3rd water-cooled tube 5, its rising pipe is arranged at the right-hand member of the body of the 3rd water-cooled tube 5, also its water inlet pipe can be arranged at the right-hand member of the body of the 3rd water-cooled tube 5, its rising pipe is arranged at the left end of the body of the 3rd water-cooled tube 5, the application does not limit the water inlet pipe of the 3rd water-cooled tube 5 and the setting position of rising pipe.
In prior art, the furnace shell upper end in region, air port has an inclination angle to tilted 15 ° of stove, corresponding, the water-cooled tube of this place's cooling stave also can the corresponding bending that there is an acute angle, and water-cooled tube easily comes to harm in the acutangulate process of bending, further, the water-cooled tube in acute angle easily occurs and the defect that upper strata cooling stave is connected, the damage that when causing blast fumance, cooling stave is too early.Therefore, in a preferred embodiment, the bending angle of the one end near bosh cooling stave 2 on the first water-cooled tube 3 is 90 °, as shown in Figure 2, in addition, the bending angle at the two ends of the 3rd water-cooled tube 5 is 90 °, thus, avoid water-cooled tube to damage in Cold Bending, so it also avoid air port cooling stave because water-cooled tube damage and the situation of collateral damage.
Under normal circumstances, water-cooled steel pipe can be selected as the body of water-cooled tube, and, in order to avoid causing because blast-furnace body expands the situation that the water inlet pipe of water-cooled tube on cooling stave and rising pipe are pulled off, in a preferred embodiment, select metallic hose as the water inlet pipe of water-cooled tube and rising pipe, namely, the water inlet pipe of the first water-cooled tube 3, second water-cooled tube 4 and the 3rd water-cooled tube 5, and the rising pipe of the first water-cooled tube 3, second water-cooled tube 4 and the 3rd water-cooled tube 5 is metallic hose.
Technical scheme in above-mentioned the embodiment of the present application, at least has following technique effect or advantage:
By arranging three water-cooled tube vertical with the first water-cooled tube near the position of bosh cooling stave on the cooling stave of air port, strengthen the cooling intensity of air port cooling stave, air port cooling stave is avoided to produce damage too early, simultaneously, by air port cooling stave is alignd with bosh cooling stave, achieve smooth connection, reduce furnace shell and air port cooling stave and bosh cooling stave and form excessive filling tape at knuckle place, be beneficial to cooling stave outwards to conduct heat, reduce bosh cooling stave causes damage situation because heat flow rate per unit area is excessive;
Because the bending angle of one end near bosh cooling stave on the first water-cooled tube is 90 °, avoids water-cooled tube and damage in Cold Bending, so also avoid air port cooling stave because water-cooled tube damages the situation of collateral damage;
Because the water inlet pipe of water-cooled tube and rising pipe all adopt metallic hose, therefore also can avoid because blast-furnace body expands and cause the situation that on cooling stave, water inlet pipe and rising pipe are pulled off.
Although described preferred embodiment of the present utility model, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the utility model scope.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.

Claims (6)

1. a blast-furnace tuyere region refrigerating unit, is characterized in that, comprises air port cooling stave, bosh cooling stave, the first water-cooled tube, the second water-cooled tube and the 3rd water-cooled tube;
Described air port cooling stave is connected with described bosh cooling stave, and in junction, described air port cooling stave aligns with described bosh cooling stave;
Described first water-cooled tube is being arranged on the cooling stave of described air port from described air port cooling stave to the direction of described bosh cooling stave;
Described second water-cooled tube is being arranged on described bosh cooling stave from described air port cooling stave to the direction of described bosh cooling stave;
Described 3rd water-cooled tube is arranged on the one end near described bosh cooling stave on the cooling stave of described air port, and described 3rd water-cooled tube is vertical with described first water-cooled tube.
2. blast-furnace tuyere region as claimed in claim 1 refrigerating unit, it is characterized in that, away from one end of described bosh cooling stave on the body that the water inlet pipe of described first water-cooled tube is arranged at described first water-cooled tube, the rising pipe of described first water-cooled tube is arranged at the other end of the body of described first water-cooled tube.
3. blast-furnace tuyere region as claimed in claim 1 refrigerating unit, it is characterized in that, away from one end of described air port cooling stave on the body that the rising pipe of described second water-cooled tube is arranged at described second water-cooled tube, the water inlet pipe of described second water-cooled tube is arranged at the other end of the body of described second water-cooled tube.
4. blast-furnace tuyere region as claimed in claim 1 refrigerating unit, is characterized in that, the bending angle of the one end near described bosh cooling stave on described first water-cooled tube is 90 °.
5. blast-furnace tuyere region as claimed in claim 1 refrigerating unit, it is characterized in that, the bending angle at the two ends of described 3rd water-cooled tube is 90 °.
6. blast-furnace tuyere region as claimed in claim 1 refrigerating unit, it is characterized in that, the water inlet pipe of described first water-cooled tube, described second water-cooled tube and described 3rd water-cooled tube, and the rising pipe of described first water-cooled tube, described second water-cooled tube and described 3rd water-cooled tube is metallic hose.
CN201520388224.4U 2015-06-08 2015-06-08 Regional cooling device of blast -furnace tuyere Expired - Fee Related CN204874576U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520388224.4U CN204874576U (en) 2015-06-08 2015-06-08 Regional cooling device of blast -furnace tuyere

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Application Number Priority Date Filing Date Title
CN201520388224.4U CN204874576U (en) 2015-06-08 2015-06-08 Regional cooling device of blast -furnace tuyere

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110306000A (en) * 2019-07-31 2019-10-08 马鞍山钢铁股份有限公司 A kind of blast furnace anatomical study stopping process and spray gun device
CN111676335A (en) * 2020-06-17 2020-09-18 安徽长江钢铁股份有限公司 Metal hose connection modified from hard pipe of tuyere small sleeve cooling water pipe

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110306000A (en) * 2019-07-31 2019-10-08 马鞍山钢铁股份有限公司 A kind of blast furnace anatomical study stopping process and spray gun device
CN110306000B (en) * 2019-07-31 2021-09-07 马鞍山钢铁股份有限公司 Blowing-out method and spray gun device for blast furnace dissection research
CN111676335A (en) * 2020-06-17 2020-09-18 安徽长江钢铁股份有限公司 Metal hose connection modified from hard pipe of tuyere small sleeve cooling water pipe

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20170712

Address after: 430080 Qingshan District stock company of Hubei, Wuhan Province

Patentee after: Wuhan iron and Steel Company Limited

Address before: 430080 Friendship Avenue, Hubei, Wuhan, No. 999

Patentee before: Wuhan Iron & Steel (Group) Corp.

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151216

Termination date: 20190608

CF01 Termination of patent right due to non-payment of annual fee