CN105051218B - Tapping hole device - Google Patents
Tapping hole device Download PDFInfo
- Publication number
- CN105051218B CN105051218B CN201380074969.7A CN201380074969A CN105051218B CN 105051218 B CN105051218 B CN 105051218B CN 201380074969 A CN201380074969 A CN 201380074969A CN 105051218 B CN105051218 B CN 105051218B
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- CN
- China
- Prior art keywords
- housing
- heat resisting
- resisting brick
- sealing
- sealing mechanism
- 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.)
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 55
- 239000011449 brick Substances 0.000 claims abstract description 108
- 238000007789 sealing Methods 0.000 claims abstract description 94
- 238000001816 cooling Methods 0.000 claims description 43
- 230000002093 peripheral effect Effects 0.000 claims description 24
- 239000013536 elastomeric material Substances 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 24
- 229910052742 iron Inorganic materials 0.000 description 12
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 6
- 239000000806 elastomer Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 241000278713 Theora Species 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/14—Discharging devices, e.g. for slag
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/15—Tapping equipment; Equipment for removing or retaining slag
- F27D3/1509—Tapping equipment
- F27D3/1518—Tapholes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Furnace Details (AREA)
- Blast Furnaces (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
Tapping hole device has：Stove skin (11)；Heat resisting brick (13), it piles up along on the inside of the stove skin (11)；The housing (16) of tubular, it is in opposite directions configured through the stove skin (11) and with the heat resisting brick (13)；The sealing mechanism (20) of ring-type or tubular, it is arranged on the end positioned at the heat resisting brick (13) side of the housing (16), the sealing mechanism (20) has housing side seals (221) and heat resisting brick side seals (222), wherein, the housing side seals (221) are to the housing (16) and the sealing mechanism (20) complete cycle airtight sealing；The heat resisting brick side seals (222) are to the heat resisting brick (13) and the sealing mechanism (20) complete cycle airtight sealing.
Description
Technical field
The present invention relates to a kind of tapping hole device, and it is related to a kind of structure of the tapping hole of iron blast furnace processed.
Background technology
In the blast furnace of iron processed, tapping hole is formed on the body of heater wall of molten iron storage part, makes molten iron by the tapping hole
Trough is flowed out to, the molten iron is taken out.
In the case of beyond tapping a blast furnace, tapping hole is blocked by claylike stemming.When tapping a blast furnace, special perforate is utilized
Device is punched from outside to stemming, to open tapping hole, flows out molten iron.Every 2~3 hours like this go out for 1 time
Iron operation.
In order to carry out operation of tapping a blast furnace like this, such as using the tapping hole device shown in patent document 1.Include patent text
Offering the tapping hole device of the prior art including 1 has structure shown in Fig. 7.
In the figure 7, stove skin 91 inner side spread configuration cooling cooling wall 92, pile up guarantor in the inner side of cooling wall 92
The heat resisting brick 93 of shield, so as to constitute the body of heater 90 of blast furnace.Gap between stove skin 91 and cooling wall 92 and heat resisting brick 93
It is interior to be filled with the unshape refractories 94 such as ramming mix or castable.
The housing 96 of the tubular of stove skin 91 is arranged through in the tapping hole part 95 of blast furnace.The top of housing 96 is passed through to cold
But the opening of wall 92, the facing configuration in surface (near surface for reaching heat resisting brick 93) with heat resisting brick 93.In housing 96
Portion be filled with the material identical unshape refractory 94 in the gap that is filled between stove skin 91 and heat resisting brick 93, separately
Outside, be formed through the unshape refractory 94 in the inner side of housing 96 and heat resisting brick 93 extend in stove tap a blast furnace it is logical
Road 97.
【Patent document 1】Flat No. 8-269511 of Japanese invention Patent Publication No
Indicated in above-mentioned patent document 1 furnace gas from the brickwork joint of tapping hole part let out the problem of.
In fig. 8, because the brickwork joint gap of the heat resisting brick 93 around tapping hole such as is relaxed at the reason, furnace gas G1 is sometimes
From the clearance leakage to the outside of heat resisting brick 93.Surfaces of the gas G2 leaked out along heat resisting brick 93 reaches tapping hole part 95,
And enter in the path 97 tapped a blast furnace.
So, the problem of gas G3 entered in path 97 can cause following bad etc.：Blow logical through what is tapped a blast furnace
The molten iron on road 97, upsets the flowing of molten iron.So as to hindering operation of tapping a blast furnace, the operation that makes to tap a blast furnace has to interrupt at any time.Also, if
If operation of tapping a blast furnace discontinuously is carried out, in order to obtain the desired amount of molten iron, and have to increase the number of times for operation of tapping a blast furnace, Ke Nengxu
Repeatedly and vainly to carry out the opening and closing of tapping hole.
In view of the above-mentioned problems, in patent document 1, by improveing the tiling method of heat resisting brick, making brickwork joint discontinuous, to press down
Gas leakage processed.
But, as shown in figure 8, brickwork joint of the gas not only from the heat resisting brick 93 near tapping hole part 95 leaks into tapping hole
Part 95, moreover, the stove for example from the furnace gas that leaks out of brickwork joint at the position away from tapping hole part 95 along cooling wall 92
Inner surface reaches tapping hole part 95.In addition, the gas G4 leaked out reaches stove skin from the gap of the seam crossing of cooling wall 92
91 sides, flow along the inner side of stove skin 91, reach tapping hole part 95.
So, the countermeasure proposed in above-mentioned patent document 1 is utilized, it is impossible to be adequately suppressed letting out for gas when tapping a blast furnace
Leakage, can not fully solve the obstacle that tapped a blast furnace caused by the leakage of gas.
The content of the invention
In view of the foregoing, it is proposed that the present invention, it can be adequately suppressed and tap a blast furnace it is an object of the invention to provide one kind
When gas leakage tapping hole device.
The tapping hole device of the present invention, has：Stove skin；Heat resisting brick, it piles up along on the inside of the stove skin；The shell of tubular
Body, it is in opposite directions configured through the stove skin and with the heat resisting brick；The sealing mechanism of ring-type or tubular, it is arranged on the shell
The end positioned at the heat resisting brick side of body, the sealing mechanism has housing side seals and heat resisting brick side seals, its
In, the housing side seals are to carrying out complete cycle airtight sealing between the housing and the sealing mechanism；The heat resisting brick
Side seals are to carrying out complete cycle airtight sealing between the heat resisting brick and the sealing mechanism.
It is close to carrying out complete cycle air-tightness between housing and sealing mechanism by housing side seals in the such a present invention
Envelope, by heat resisting brick side seals to carrying out complete cycle airtight sealing between heat resisting brick and sealing mechanism.So as to close positioned at housing side
The sealing mechanism of ring-type or tubular between envelope portion (position) and heat resisting brick side seals (position) can cover the end of housing
Space between edge and the surface of heat resisting brick, complete cycle sealing is carried out to it.
Furnace gas or the edge that can prevent from leaking out from the brickwork joint of housing adjacent by such a sealing mechanism
Inside or enclosure interior that the furnace gas come enters sealing mechanism are flowed on the inside of the inner side of cooling wall or stove skin.
Therefore, the opening of the path that is configured to tapping hole is made to form being surrounded by sealing mechanism on the surface of heat resisting brick
Region, i.e., the region surrounded by heat resisting brick side seals (region for being located at heat resisting brick side seals inner circumferential side), so as to true
Protect the path for the tapping hole that enclosure interior is reached from the opening through the space surrounded by sealing mechanism.
By sealing mechanism airtight sealing around the path, to prevent furnace gas from entering in path, therefore, it is possible to
The leakage of gas when suppressing to tap a blast furnace, eliminates failure of being tapped a blast furnace caused by the leakage of gas.
In the present invention, it is preferred to which the sealing mechanism is with can be along the outer peripheral face or inner peripheral surface of the housing in the shell
The mode that the axle of body is moved up is supported by, and applies the active force towards the heat resisting brick by force application mechanism.
As such a force application mechanism, suitably using guide rod the structure of multiple disc springs, guide rod can be passed through to pass through spiral shell
Revolve the structure and configuration and the structure of the compression spring of guide rod side by side of spring.Further, as can support housing occur position
The structure of change, can adopted using the structure for sliding inner peripheral surface or outer peripheral face of the sealing mechanism itself relative to housing
During with the structure, force application mechanism can use the structure only exerted a force by compression spring without using guide rod etc. but to sealing mechanism
Deng.
In the such a present invention, by that can occur work of the sealing mechanism of the change in location application towards heat resisting brick
Firmly, even if the interval between housing and heat resisting brick is not fixed, the interval can be also blocked, in addition, by that will seal
Mechanism is pressed on the surface of heat resisting brick, can reliably ensure that the air-tightness of heat resisting brick side seals.
In addition, housing side seals can be designed according to the size shape of housing inner peripheral surface, thus it is guaranteed that airtight
The performance with housing inner peripheral surface pressure contact required for portion.
In the present invention, the sealing mechanism can have：The seal member of ring-type or tubular, its by heat resistance bullet
Property material is formed；The sealed support of ring-type, it supports the seal member.
In the such a present invention, housing side seals and heat resisting brick side seal can be formed by a seal member
Portion, can simplify structure.Further, since by sealed support come bearing seal part, thus, even if whole seal member is by bullet
Property material formed, the seal member can also be maintained as defined in set location.
In the present invention, the sealing mechanism can have：The sealed support of ring-type or tubular；Seal member, it covers
The surface of the sealed support is covered, is formed by the elastomeric material of heat resistance.
In the such a present invention, housing side seals and heat resisting brick side seal can be formed by a seal member
Portion, also, the rigidity of the sealed support for the inner side being covered by the resilient material can be guaranteed, so as to by the sealed support
It is arranged on assigned position and maintains the assigned position.Further, seal member and sealed support can be regard as a sealing
Mechanism is operated, and can simplify structure, the carrying action before effectively being manufactured or being set.
In the present invention, the sealing mechanism can have：The sealed support of ring-type or tubular；Housing side seals
Part, it is arranged on the sealed support, is contacted with the housing pressure；Heat resisting brick side seal part, it is arranged on described close
Seal on support, with the heat resisting brick pressure contact.
In the such a present invention, because housing side seal part and heat resisting brick side seal part are set respectively, thus,
When the in larger distance or shape of housing and heat resisting brick is special etc., correspondence can be suitably carried out.
In the present invention, it is preferred to be provided with cooling wall around the housing, the cooling wall has the housing can
The through hole passed through, is formed with around the through hole：Stove skin side seals, it is formed as continuous ring-type and the stove skin is entered
Row airtight sealing；Hull outside sealing, it is formed as continuous ring-type and the outer peripheral face to the housing carries out air-tightness
Sealing.
In the such a present invention, blocked by stove skin side seals and hull outside sealing in the stove circulated along stove skin
Gas, the leakage of gas when further suppressing to tap a blast furnace.Now, because the cooling wall of casing surroundings connects in the range of the complete cycle of housing
It is continuous to be formed, thus, stove skin side seals and hull outside sealing can also be formed as continuous ring-type, to ensure air-tightness.
Can provide a kind of following tapping hole device using the present invention, i.e. the tapping hole device can heat resisting brick table
Air gap periphery between face and housing carries out airtight sealing, is adequately suppressed the leakage of gas when tapping a blast furnace.
Brief description of the drawings
Fig. 1 is the sectional view for representing the 1st embodiment of the present invention.
Fig. 2 is the amplification view for the major part for representing above-mentioned 1st embodiment.
Fig. 3 A are the sectional views for the oral area cooling wall that taps a blast furnace for representing above-mentioned 1st embodiment.
Fig. 3 B are the front views for the oral area cooling wall that taps a blast furnace for representing above-mentioned 1st embodiment.
Fig. 4 is the front view of the existing oral area cooling wall that taps a blast furnace.
Fig. 5 is the amplification view for the major part for representing the 2nd embodiment.
Fig. 6 is the amplification view for the major part for representing the 3rd embodiment.
Fig. 7 is the sectional view for the structure for representing tapping hole of the prior art.
Fig. 8 is the sectional view for the gas leakage for representing tapping hole of the prior art.
Embodiment
Below, embodiments of the present invention are illustrated referring to the drawings.
【1st embodiment】
In Fig. 1, stove skin (furnace shell) 11 inner side spread configuration cooling cooling wall 12, piled up on the inside of the blast furnace
The heat resisting brick 13 of protection, so as to constitute the body of heater 10 of blast furnace.Between between stove skin 11 and cooling wall 12 and heat resisting brick 13
Filling ramming mix or castable etc. unshape refractory 14 in gap.
The housing 16 of the tubular of stove skin 11 is arranged through at the tapping hole part 15 of blast furnace.The top of housing 16 passes through and arrived
The opening of cooling wall 12, the facing configuration in surface (neighbouring position for reaching the surface of heat resisting brick 13) with heat resisting brick 13.In height
On the body of heater 10 of stove, the path 17 tapped a blast furnace that the inside of housing 16 is extended in stove is formed through.
In the inside of housing 16 filled with the material identical in the gap with being filled between stove skin 11 and heat resisting brick 13
Unshape refractory 14.
Path 17 (is located at stove skin 11 1 through the unshape refractory 14 in housing 16, and from the surface of heat resisting brick 13
The surface of side) extend through heat resisting brick 13 to stove inner side (left side in figure).
The stemming of filling closure generally in path 17, and the stemming is only removed when tapping a blast furnace, be formed as path 17
Molten iron in the path of tubulose, the stove quilt in the presence of the pressure (head pressure) and furnace pressure itself formed
Pass out to stove outer (right side in figure).
Housing 16 is the cartridge of steel, and it is fixed on stove skin 11 at the position being open through stove skin 11.
As shown in Fig. 2 in the tip inside by the side of heat resisting brick 13 of housing 16, being configured with along the edge of opening of the end
The sealing mechanism (seal structure) 20 of ring-type.
Sealing mechanism 20 has the seal member 22 supported by sealed support 21.
Sealed support 21 is annular in shape, and it is formed by the steel of the rectangular triangle in section, from section, the sealed support
21 inclined plane equivalent to hypotenuse portion is towards the gap between the ora terminalis of housing 16 and the surface of heat resisting brick 13.
Guide rod 23 is fixed with sealed support 21, each guide rod 23 separates predetermined distance in a circumferential direction.In housing 16
Inner peripheral surface on, be fixed with support plate 24 by the mode such as welding, each guide rod 23 is each passed through each corresponding support plate 24, and branch
Hold on the support plate 24, each guide rod 23 can be advanced axially relative and retreat.
Multiple disc springs 25 passed through by guide rod 23 are provided between sealed support 21 and support plate 24, sealed support 21 is by this
Disc spring 25 applies the active force towards the direction away from support plate 24, i.e. towards the active force on the surface of heat resisting brick 13.
In addition, be combined with nut 26 on guide rod 23, the nut 26 configure in the both sides of support plate 24 with heat resisting brick 13
Opposite side, prevents guide rod 23 from coming off, also, carry out the initial stage for producing above-mentioned active force to disc spring 25 by the nut 26
Compress (pretension).
Force application mechanism is constituted by these guide rods 23 and disc spring 25.
Seal member 22 is annular in shape, and its heat resistant elastomer rounded by section is formed, from section, seal member
22 abut against with the inclined plane equivalent to hypotenuse part of sealed support 21.
As described above, sealed support 21 is applied in the active force towards heat resisting brick 13, make to move to the side of heat resisting brick 13, from
And, seal member 21 is pressed against on the surface of heat resisting brick 13 by the inclined plane of the sealed support 21 and the end of housing 16 is opened
On the inner peripheral surface of mouth.In other words, seal member 22 is pushed to the gap between the surface of the ora terminalis of housing 16 and heat resisting brick 13.
In addition, the external diameter of seal member 22 is housed in slightly larger than the internal diameter of cylindric housing 16 in seal member 22
When in housing 16, the periphery of seal member 22 and the inner peripheral surface pressure contact of housing 16, to ensure enough pressures as gas seal member
Power contact performance.
In the present embodiment, the complete cycle of seal member 22 is pressed to the open-ended interior of housing 16 by sealed support 21
On side face, thus, it is close between the inner circumferential and seal member 22 of housing 16 to be formed with the housing side with airtight sealing function
Envelope portion 221.
In addition, the complete cycle of seal member 22 is pressed to by sealed support 21 on the surface of heat resisting brick 13, thus, in heat resisting brick
The heat resisting brick side seals 222 with airtight sealing function are formed between 13 surface and seal member 22.
By having the sealing mechanism 20 of seal member 22 and sealed support 21 like this, block housing 16 ora terminalis and
Gap between the surface of heat resisting brick 13, makes the gap obtain the sealing of air-tightness.
Therefore, even if the furnace gas G1 leaked out from the brickwork joint of heat resisting brick 13 is formed along the surface flow of heat resisting brick 13
The gas G4 that gas G2 or seam from cooling wall 12 are leaked out and flowed along the inner side of housing 11, flow to housing 16 attached
Closely, because the gap between the ora terminalis of housing 16 and the surface of heat resisting brick 13 is blocked by sealing mechanism 20, thus, it is possible to prevent
The gas leaked out is entered in the path 17 in housing 16 or tapped a blast furnace.
Further, in the present embodiment, tapping hole part 15 is covered using one piece of cooling wall 12.
As shown in Figure 3 A and Figure 3 B, cooling wall 12 has the main body 120 of the tabular formed by cast iron or copper alloy etc.,
The cooling wall 12 has been internally formed cooling pipe arrangement 122, also, is formed with tapping hole with opening in the central portion of the cooling wall 12
Mouth 121.
It is corresponding with the shape of tapping hole opening 121 in being formed with the surface of the side of stove skin 11 for main body 120
Ring-type raised line 123, the seal member 124 formed by heat resistant elastomer is installed on the top end face of the raised line 123.Separately
The external raised line 125 being formed with the inner side of opening 121 towards inner side that taps a blast furnace, the shape of the raised line 125 with positioned at be formed with it is convex
The shape of the opening edge of the side of bar 123 is corresponding, is provided with what is formed by heat resistant elastomer on the top end face of raised line 125
Seal member 126.
Reference picture 2, the seal member 124 for the cooling wall 12 being arranged at tapping hole part 125 is pushed to stove skin 11
On inner peripheral surface, the seal member 126 of the cooling wall 12 is pushed on the outer peripheral face of housing 16.By these seal members 124,
126 can block the gas G4 that housing 16 is flowed to along the inner side of stove skin 11.
As described above, by with housing side seals 211 and heat resisting brick side seals 212 between housing 16 and heat resisting brick 13
The airtight sealing of sealing mechanism 20, however, blocking the inner side by stove skin 11 to flow to shell by these seal members 124,126
The gas G4 of body 16, can further be prevented the gas from leaking in path 17.
In addition, in existing blast furnace, as the cooling wall being generally disposed at tapping hole part 15, using such as Fig. 4 institutes
Show the cooling wall 81,82,83 of such triad formula.
By using such a triad formula structure, the opening 84 passed through for housing 16 can be easily formed.
But, due to the cooling wall 81,82,83 using such a triad formula, thus make the periphery of opening 84 also by
Segmentation, accordingly, it is difficult to form the continuous airtight sealing of complete cycle.
In this regard, by using the monoblock cooling wall 12 as shown in Fig. 3 A and Fig. 3 B, can easily set overall continuous
Seal member 124,126.
In addition, the cooling wall of the prior art for tapping hole part 15 uses diad formula structure, still,
In the presence of it is identical with above-mentioned triad formula structure the problem of, it is therefore preferable that using one piece of cooling wall 12 shown in Fig. 3 A and Fig. 3 B.
Using such a present embodiment, following effect can be obtained.
In the present embodiment, between being blocked by sealing mechanism 20 between the surface of housing 16 and heat resisting brick 13
Gap.Sealing mechanism 20 can carry out complete cycle airtight sealing, sealer by housing side seals 221 to the inner peripheral surface of housing 16
Structure 20 can carry out complete cycle airtight sealing by heat resisting brick side seals 222 to the surface of heat resisting brick 13.
So as to, airtight sealing is carried out around the inside of housing 16 and the path tapped a blast furnace 17 by sealing mechanism 20,
The furnace gas G1 that prevents from leaking out from the brickwork joint near housing 16, along the surface of heat resisting brick 13 and cooling wall 12 or edge
Stove skin 11 and flow over gas G2, the G4 come and enter path 17, be adequately suppressed the leakage of gas when tapping a blast furnace, eliminate because of gas
Leakage caused by tap a blast furnace failure.
Especially, in the present embodiment, because housing side seals 221 and heat resisting brick side seals 222 are by same close
Envelope part 22 is formed, thus, by the setting of seal member 22, housing side seals 221 and heat resisting brick side can be set simultaneously
Sealing 222, so as to simplify structure.
Although whole seal member 22 is elastomeric element, the sealed support 21 for supporting the seal member 22 is able to ensure that
With enough rigidity, seal member 22 is maintained on assigned position.
In seal member 22, from housing side seals 221 and heat resisting brick side seals 222 to the distance of sealed support 21
It is larger, this cause the elastomeric material of the seal member 22 compressed at part thickness also it is larger (elastomeric material
Compression degree is larger), so as to improve air-tightness.
By the disc spring 25 that sealed support 21 is passed through by guide rod 23 applies the active force towards heat resisting brick 23, thus,
When heat resisting brick side seals 222 are pressed on the surface of heat resisting brick 13, it can reliably ensure that at heat resisting brick side seals 222
Air-tightness.
In addition, as the force application structure of sealed support 21, in addition to the disc spring 25 passed through by guide rod 23 is used, can also make
The structure of helical spring, and configuration and the structure of the compression spring of guide rod side by side are passed through with guide rod.
【2nd embodiment】
Present embodiment has and above-mentioned 1st embodiment identical structure, still, the sealing mechanism in present embodiment
20 have the structure different from the 1st embodiment.Therefore, for identical structure, mark and the 1st embodiment identical mark
Note, and omit the description, below, the sealing mechanism with different structure is described in detail.
In Figure 5, the sealing mechanism 20A of present embodiment has the sealed support 21A of the steel of ring-type, in the sealing branch
Covered with the seal member 22A formed by heat resistant elastomer on frame 21A surface.
Seal member 22A is configured on (reference picture 2) identical of seal member 22 position with above-mentioned 1st embodiment.
Therefore, seal member 22A complete cycle is pushed on the open-ended inner peripheral surface of housing 16, thus, in the inner circumferential of housing 16
The housing side seals 221 with airtight sealing function are formed between seal member 22A.In addition, seal member 22A
Complete cycle is pushed on the surface of heat resisting brick 13, thus, being formed between the surface of heat resisting brick 13 and seal member 22 has
The heat resisting brick side seals 222 of airtight sealing function.
There are housing side seals 221 and heat resisting brick side seals by sealed support 21A and seal member 22A formation
Between 222 sealing mechanism 20A, the surface that the ora terminalis and heat resisting brick 13 that keep housing 16 are blocked by sealing mechanism 20A
Gap.
In such a embodiment, by sealing mechanism 20A be able to ensure that housing 16 and heat resisting brick 13 surface it
Between air-tightness, obtain with above-mentioned 1st embodiment identical effect.
Further, covered because the sealing mechanism 20A of present embodiment has on sealed support 21A surface by heat resistance
The seal member 22A of elastomer formation structure, thus, it is possible to regard sealed support 21A and seal member 22A as an entirety
Treat, installation space is diminished, simplify manufacturing process.
【3rd embodiment】
Present embodiment have with above-mentioned 1st embodiment identical point, still, with the sealing mechanism 20 in present embodiment
With different structures.Therefore, for identical structure, mark is marked with the 1st embodiment identical, and is omitted the description,
Below, the sealing mechanism with different structure is described in detail.
In figure 6, there is the sealing mechanism 20 of present embodiment the sealed support 21B of steel, sealed support 21B to be in cylinder
Shape, its section is in alphabetical L-shaped.
Sealed support 21B can be by by the barrel corresponding with the shape of the inner peripheral surface of housing 16 and and heat resisting brick
The corresponding ring-type sheet material of the shape on 13 surface, which welds together, to be fabricated by.But it is also possible to by L-shaped steel looped-shaped bending
To manufacture sealed support 21B.
Housing side seal part 221B is provided with the sealed support 21B outer peripheral face facing with housing 16.In addition,
Heat resisting brick side seal part 222B is provided with the sealed support 21B surface facing with the surface of heat resisting brick 13.
Housing side seal part 221B and heat resisting brick side seal part 222B is by overall continuous heat resistant elastomer shape
Into.
Housing side seal part 221B is pushed on housing 16, forms housing side seals, heat resisting brick side seal part
222B is pushed on the surface of heat resisting brick 13, forms heat resisting brick side seals.
Pass through sealed support 21B, housing side seal part 221B and heat resisting brick side seal part 222B formation sealings
Mechanism 20B.
In such a present embodiment, the surface of housing 16 and heat resisting brick 13 is able to ensure that by sealing mechanism 20b
Between air-tightness, obtain with above-mentioned 1st embodiment identical effect.
Further, for the sealing mechanism 20B of present embodiment, housing side seals are set respectively on sealed support 21B
Part 221B and heat resisting brick side seal part 222B, thus, even if respective distance or towards difference, also can flexibly be corresponded to,
Improve design freedom.
In addition, housing side seal part 221B surface and heat resisting brick side seal part 222B surface can be with larger
Area is contacted with the surface pressing of housing 16 or heat resisting brick 13, improves air-tightness.
【Variation】
In addition, the invention is not limited in above-mentioned embodiment, it may achieve deformation in the range of the purpose of the present invention etc.
In the present invention.
In above-mentioned each embodiment, sealing mechanism 20,20A, 20B be annular in shape or tubular, still, sealing mechanism
20th, 20A, 20B shape are corresponding with the shape of the housing 16 of tubular.Sealing mechanism 20,20A, 20B is set to be formed as and shell
The corresponding shape of the cross sectional shape of body 16, for example, the cross sectional shape of housing 16 can be rectangle, polygon or circle
Deng.
In above-mentioned each embodiment, sealing mechanism 20,20A, 20B are arranged on the inner side of housing 16, but it is also possible to
Sealing mechanism 20,20A, 20B are arranged on to the outside of housing 16.At this time, it may be necessary to the guide rod 23 and disc spring of force application mechanism will be used as
25 are arranged on the outer peripheral face of housing 16, housing side seals 221 is configured to have air-tightness with the outer peripheral face of housing 16
Structure.
In above-mentioned each embodiment, using guide rod 23 and disc spring 25 as force application mechanism, still, it is not limited to
This.For example, it is also possible to suitably pass through the structure and configuration and the compression spring of guide rod side by side of helical spring using guide rod 23
Structure.Further, as the structure supported in the way of it can move on housing 16, can using make sealing mechanism 20,
20A, 20B itself are relative to the structure that the inner peripheral surface or outer peripheral face of housing 16 are slided, and when using the structure, force application mechanism can
With using without using guide rod 23 etc., the structure only exerted a force by compression spring to sealing mechanism etc..
Further, force application mechanism is not limited to set on housing 16 to sealing mechanism 20, the structure of 20A, 20B force,
It can also be supported on the surface of heat resisting brick 13 or cooling wall 12.
In above-mentioned each embodiment, sealing mechanism 20,20A, 20B are not only used, and also using one piece has company
The cooling wall 12 of the continuous seal member 124,126 for being formed as ring-type, still, it is not limited to such a cooling wall 12, also may be used
Multiple cooling walls 81~83 are divided into as shown in Figure 4 to use.
In addition, on above-mentioned monoblock cooling wall 12, it is convenient to omit set be formed continuously seal member 124 for ring-type,
126, because cooling wall 12 is a monoblock, it is thus possible to make to produce between the inner surface of stove skin 11 and the back side of cooling wall 12
Gas is leaked, so as to be conducive to preventing gas from leaking.
In addition, the size in each portion, material etc. can be changed suitably respectively when implementing.
【Industrial applicibility】
The tapping hole device of the present invention can be used as iron processed with the tapping hole of blast furnace.
【Description of reference numerals】
10：Body of heater；11：Stove skin；12：Cooling wall；120：Main body；121：Tap a blast furnace and use opening；122：Cooling pipe arrangement；123、
125：Raised line；124、126：Seal member；13：Heat resisting brick；14：Unshape refractory；15：Tapping hole part；16：Housing；
17：Path；20、20A、20B：Sealing mechanism；21、21A、21B：Sealed support；22、22A：Seal member；221：Housing side is close
Envelope portion；222：Heat resisting brick side seals；221B：Housing side seal part；222B：Heat resisting brick side seal part；23：It is used as force
The guide rod of mechanism；24：Support plate；25：It is used as the disc spring of force application mechanism；26：Nut.
Claims (6)
1. a kind of tapping hole device, it is characterised in that have：Stove skin；Heat resisting brick, it piles up along on the inside of the stove skin；Tubular
Housing, it is through the stove skin and its top and the facing configuration in surface of the heat resisting brick；The sealing of ring-type or tubular
Mechanism, it is arranged on the end positioned at the heat resisting brick side of the housing,
The sealing mechanism has housing side seals and heat resisting brick side seals, wherein, the housing side seals are to described
Complete cycle airtight sealing is carried out between the inner peripheral surface of housing and the sealing mechanism；The heat resisting brick side seals are to described heat-resisting
Complete cycle airtight sealing is carried out between brick and the sealing mechanism.
2. tapping hole device according to claim 1, it is characterised in that
Side of the sealing mechanism can be moved up along the outer peripheral face or inner peripheral surface of the housing in the axle of the housing
Formula is supported by, and applies the active force towards the heat resisting brick by force application mechanism.
3. tapping hole device according to claim 1, it is characterised in that
The sealing mechanism has：The seal member of ring-type or tubular, it is formed by the elastomeric material of heat resistance；Ring-type it is close
Support is sealed, it supports the seal member.
4. tapping hole device according to claim 1, it is characterised in that
The sealing mechanism has：The sealed support of ring-type or tubular；Seal member, it covers the table of the sealed support
Face, is formed by the elastomeric material of heat resistance.
5. tapping hole device according to claim 1, it is characterised in that
The sealing mechanism has：The sealed support of ring-type or tubular；Housing side seal part, it is arranged on the sealing branch
On frame, contacted with the housing pressure；Heat resisting brick side seal part, it is arranged on the sealed support, with the heat resisting brick
Pressure contact.
6. the tapping hole device according to any one in Claims 1 to 5, it is characterised in that
Cooling wall is provided with around the housing, the cooling wall has the through hole that the housing can be passed through,
It is formed with around the through hole：Stove skin side seals, it is formed as continuous ring-type and the stove skin carried out airtight
Property sealing；Hull outside sealing, it is formed as continuous ring-type and the outer peripheral face to the housing carries out airtight sealing.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-076961 | 2013-04-02 | ||
| JP2013076961A JP5433806B1 (en) | 2013-04-02 | 2013-04-02 | Spout device |
| PCT/JP2013/085110 WO2014162643A1 (en) | 2013-04-02 | 2013-12-27 | Tap hole apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105051218A CN105051218A (en) | 2015-11-11 |
| CN105051218B true CN105051218B (en) | 2017-08-08 |
Family
ID=50396602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380074969.7A Active CN105051218B (en) | 2013-04-02 | 2013-12-27 | Tapping hole device |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JP5433806B1 (en) |
| KR (1) | KR101655860B1 (en) |
| CN (1) | CN105051218B (en) |
| BR (1) | BR112015024478B8 (en) |
| DE (1) | DE112013006743B4 (en) |
| RU (1) | RU2601974C1 (en) |
| WO (1) | WO2014162643A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2760136C1 (en) * | 2020-12-14 | 2021-11-22 | Владимир Александрович Трусов | Cast iron furnace taphole |
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| CN1083865A (en) * | 1992-04-21 | 1994-03-16 | 技术资源有限公司 | Be used for the method and apparatus in the interior sealing of fireproof casing metallurgical furnace air port around |
| JPH07292403A (en) * | 1994-04-22 | 1995-11-07 | Nippon Steel Corp | Brick structure of iron tapping hole of blast furnace |
| CN102392086A (en) * | 2011-11-21 | 2012-03-28 | 安阳钢铁股份有限公司 | Large blast furnace body gas leakage prevention method |
| CN202246719U (en) * | 2011-09-15 | 2012-05-30 | 莱芜钢铁集团有限公司 | Iron-smelting blast furnace and iron-opening frame of same |
| CN103114160A (en) * | 2013-03-07 | 2013-05-22 | 北京瑞普同创科技发展有限公司 | Press-in treatment process method for iron notch sputtering of blast furnace |
| CN103409570A (en) * | 2013-06-26 | 2013-11-27 | 江苏永钢集团有限公司 | Construction method of blast furnace iron notch combined brick |
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|---|---|---|---|---|
| DE2824958C3 (en) * | 1978-06-07 | 1985-06-05 | Fa. Willi Wader, 5608 Radevormwald | Method for producing a monoblock boring bar with six cutting edges of the same size |
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| SU1116066A1 (en) * | 1982-09-30 | 1984-09-30 | Gladush Viktor D | Blast furnace iron tap-hole |
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| FR2555202B1 (en) * | 1983-11-18 | 1986-04-11 | Usinor | IMPROVEMENT AT HAUTS FOURNEAUX, IN THE AREA OF CASTING HOLES |
| JPH0216982Y2 (en) * | 1986-05-30 | 1990-05-11 | ||
| JPH03104809A (en) * | 1989-09-18 | 1991-05-01 | Nkk Corp | Iron tapping hole in blast furnace |
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| JPH06256824A (en) * | 1993-03-04 | 1994-09-13 | Nippon Steel Corp | Method for repairing aggravated part around iron tapping hole in blast furnace and seal ring used to this method |
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| RU2370545C1 (en) * | 2008-01-09 | 2009-10-20 | ОАО Челябинский металлургический комбинат | Iron notch of blast furnace |
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2013
- 2013-04-02 JP JP2013076961A patent/JP5433806B1/en active Active
- 2013-12-27 KR KR1020157031308A patent/KR101655860B1/en active IP Right Grant
- 2013-12-27 WO PCT/JP2013/085110 patent/WO2014162643A1/en active Application Filing
- 2013-12-27 RU RU2015146905/02A patent/RU2601974C1/en active
- 2013-12-27 BR BR112015024478A patent/BR112015024478B8/en active IP Right Grant
- 2013-12-27 DE DE112013006743.9T patent/DE112013006743B4/en active Active
- 2013-12-27 CN CN201380074969.7A patent/CN105051218B/en active Active
Patent Citations (6)
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|---|---|---|---|---|
| CN1083865A (en) * | 1992-04-21 | 1994-03-16 | 技术资源有限公司 | Be used for the method and apparatus in the interior sealing of fireproof casing metallurgical furnace air port around |
| JPH07292403A (en) * | 1994-04-22 | 1995-11-07 | Nippon Steel Corp | Brick structure of iron tapping hole of blast furnace |
| CN202246719U (en) * | 2011-09-15 | 2012-05-30 | 莱芜钢铁集团有限公司 | Iron-smelting blast furnace and iron-opening frame of same |
| CN102392086A (en) * | 2011-11-21 | 2012-03-28 | 安阳钢铁股份有限公司 | Large blast furnace body gas leakage prevention method |
| CN103114160A (en) * | 2013-03-07 | 2013-05-22 | 北京瑞普同创科技发展有限公司 | Press-in treatment process method for iron notch sputtering of blast furnace |
| CN103409570A (en) * | 2013-06-26 | 2013-11-27 | 江苏永钢集团有限公司 | Construction method of blast furnace iron notch combined brick |
Also Published As
| Publication number | Publication date |
|---|---|
| DE112013006743B4 (en) | 2016-12-08 |
| BR112015024478A2 (en) | 2017-07-18 |
| JP2014201771A (en) | 2014-10-27 |
| KR20150138327A (en) | 2015-12-09 |
| KR101655860B1 (en) | 2016-09-08 |
| BR112015024478B8 (en) | 2021-11-16 |
| JP5433806B1 (en) | 2014-03-05 |
| CN105051218A (en) | 2015-11-11 |
| WO2014162643A1 (en) | 2014-10-09 |
| BR112015024478B1 (en) | 2019-10-08 |
| RU2601974C1 (en) | 2016-11-10 |
| DE112013006743T5 (en) | 2015-12-17 |
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