CN114480762B - Blast furnace cast copper cooling wall - Google Patents
Blast furnace cast copper cooling wall Download PDFInfo
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- CN114480762B CN114480762B CN202210068946.6A CN202210068946A CN114480762B CN 114480762 B CN114480762 B CN 114480762B CN 202210068946 A CN202210068946 A CN 202210068946A CN 114480762 B CN114480762 B CN 114480762B
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- cooling wall
- cooling
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- 238000001816 cooling Methods 0.000 title claims abstract description 182
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 31
- 239000010949 copper Substances 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 238000007789 sealing Methods 0.000 claims abstract description 51
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 50
- 238000009434 installation Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000000498 cooling water Substances 0.000 claims description 14
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000005728 strengthening Methods 0.000 description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 230000007774 longterm Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- OFCNXPDARWKPPY-UHFFFAOYSA-N allopurinol Chemical compound OC1=NC=NC2=C1C=NN2 OFCNXPDARWKPPY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/10—Cooling; Devices therefor
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Blast Furnaces (AREA)
Abstract
The invention relates to the field of blast furnace cooling equipment, in particular to a blast furnace cast copper cooling wall which comprises a cooling mechanism, a mounting mechanism, a supporting mechanism and a sealing mechanism, wherein a snakelike reinforcing rib is arranged on the inner side surface of the cooling wall, so that the integral strength of the cooling wall can be improved; the use of supporting mechanism can be when the cooling wall installation lock bolt, and the supporting seat on synchronous drive below cooling wall top supports the cooling wall of top to make the cooling wall after assembling support from bottom to top in proper order, make the cooling wall installation more firm, and the cooling wall is assembled fixedly as a whole, can further prevent cooling wall deformation damage.
Description
Technical Field
The invention relates to the field of blast furnace cooling equipment, in particular to a blast furnace cast copper cooling wall.
Background
Because of the excellent heat conduction property of the metal copper, the copper cooling wall is used as novel blast furnace cooling equipment, the condition that the cooling wall is melted and burnt due to overhigh temperature in a blast furnace kiln can be effectively reduced, and the copper cooling wall is widely applied to areas requiring strong cooling such as the lower part of a blast furnace body, a waist, a belly and the like in modern blast furnaces at home and abroad. However, in practical use, the copper cooling wall has the defect of low metal strength, namely the overall strength of the copper cooling wall made of copper is much lower than that of cast iron cooling wall and cast steel cooling wall, and particularly, the position of a connecting hole formed on the copper cooling wall for fixing with the blast furnace wall is a performance weak point, and the position is easy to deform under stress; the other positions of the copper cooling wall can be accumulated and deformed in long-term use to influence the service life of the copper cooling wall, wherein the strength of the copper cooling wall can be improved to a certain extent by increasing the thickness of the copper cooling wall, so that the service life of the copper cooling wall is improved, but the increase of the thickness of the copper cooling wall needs to improve the use amount of copper, the value of copper is higher, the preparation cost of the cooling wall can be greatly improved, the heat conduction and heat dissipation difficulty can be increased, and the heat dissipation efficiency is reduced by increasing the thickness of the cooling wall; on the other hand, the cooling walls are mounted on the inner wall of the blast furnace through the connecting holes matched with bolts, and the adjacent cooling walls are spliced and connected without interference, so that gaps are easily reserved between the cooling walls, and high-temperature flue gas is allowed to spread and permeate onto the furnace wall along the gaps, so that the furnace wall is burnt.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a blast furnace cast copper cooling wall.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a blast furnace cast copper cooling wall, includes cooling mechanism, installation mechanism, supporting mechanism, sealing mechanism for with cooling mechanism fixed mounting in the blast furnace inner wall the installation mechanism set up in cooling mechanism's lateral surface, be used for to be adjacent cooling mechanism carries out auxiliary stay supporting mechanism install in cooling mechanism's top, be used for to be adjacent cooling mechanism seam crossing carries out sealedly sealing mechanism is provided with cooling mechanism's upper and lower border department.
Further, cooling body includes copper cast's stave main part, snakelike strengthening rib, snakelike condenser tube, water inlet, delivery port, snakelike strengthening rib integration set up in the medial surface of stave main part, snakelike condenser tube follows the snakelike strengthening rib pre-buried install in the inside of stave main part, just the one end of snakelike condenser tube is provided with and extends to the water inlet of stave main part lateral surface, the other end is provided with and extends to the delivery port of stave main part lateral surface.
Further, the snakelike strengthening rib includes a plurality of vertical strengthening ribs and a plurality of arc strengthening rib, vertical strengthening rib all with set up in with the distribution the medial surface of staving main part, and adjacent pass through between the vertical strengthening rib the arc strengthening rib connects gradually.
Further, the installation mechanism comprises a plurality of connectors, a plurality of internal thread holes and two reinforcing sleeves, wherein the connectors are uniformly distributed on the outer side face of the cooling wall main body, the connectors are distributed with the snakelike reinforcing ribs in a staggered mode, each connector is internally provided with the internal thread hole, the tail end of the internal thread hole extends to the inside of the cooling wall main body, the two reinforcing sleeves are respectively sleeved on the surfaces of the water inlet and the water outlet, and one end of each reinforcing sleeve is fixedly connected with the outer side face of the cooling wall main body.
Further, the supporting mechanism comprises a supporting seat, a flexible push rod, a lifting groove, a limiting groove, a bottom plate, a spring, a push rod, a rotary sleeve and an arc-shaped guide groove, wherein the lifting groove is provided with a plurality of lifting grooves which are uniformly distributed at the upper end of the cooling wall main body, meanwhile, the bottom end of the lifting groove is communicated with the tail end of an internal threaded hole at the upper end of the cooling wall main body through the arc-shaped guide groove, the limiting groove is arranged on the outer ring of the lifting groove, the push rod is movably inserted into the lifting groove, the top end of the push rod extends to the upper side of the cooling wall main body and is fixedly connected with the bottom surface of the supporting seat, the bottom plate is fixedly arranged at the bottom end of the push rod, the bottom plate is abutted to the bottom surface of the limiting groove, the spring is movably sleeved on the surface of the push rod, the top end of the spring is abutted to the top surface of the limiting groove, and the bottom end of the spring is abutted to the top surface of the bottom plate; the flexible push rod is movably inserted into the arc-shaped guide groove, one end of the flexible push rod extends into the lifting groove and is fixedly connected with the bottom plate, and the other end of the flexible push rod extends into the internal threaded hole and is movably provided with the rotary sleeve on the end head.
Further, sealing mechanism includes bottom seal groove, top seal groove, first high temperature resistant sealing washer, second high temperature resistant sealing washer, the bottom seal groove is located the bottom of staving main part, the top seal groove is located the bottom of staving main part, just the top seal groove is located directly over the bottom seal groove, first high temperature resistant sealing washer fixed suit in the upper end of supporting seat outer lane, the fixed suit of second high temperature resistant sealing washer in the lower extreme of supporting seat outer lane, just supporting seat activity cartridge in the top seal groove.
The invention has the beneficial effects that:
(1) According to the blast furnace cast copper cooling wall, the snakelike reinforcing ribs are arranged on the inner side face of the cooling wall, so that the integral strength of the cooling wall can be improved, meanwhile, the cooling water pipes are arranged in the cooling wall along the snakelike reinforcing ribs, the thickness of the cooling wall can be increased, the diameter of the cooling water pipes can be correspondingly increased, the cooling effect of the cooling wall is improved, compared with the integral thickening of the cooling wall, the consumption of copper is reduced, the equipment cost is reduced, the cooling efficiency of the cooling wall can be improved, on the other hand, the cooling pipes are arranged in a pre-buried installation mode, and compared with the cooling slots which are directly preset in the cooling wall, the cooling pipes can be made of steel pipes, so that the strength of the cooling wall can be further improved, the cooling wall can be prevented from accumulating and deforming in long-term use, and the service life of the cooling wall can be prolonged.
(2) According to the blast furnace cast copper cooling wall, the cooling wall is fixedly arranged on the furnace wall through the plurality of groups of connectors matched with bolts, stress points of the cooling wall can be improved, stress at the connecting position of the cooling wall is reduced in a dispersed mode, and therefore probability of deformation of the connecting point is reduced.
(3) According to the blast furnace cast copper cooling wall, when the locking bolt is installed on the cooling wall, the supporting seat at the top end of the lower cooling wall is synchronously driven to support the cooling wall above, so that the assembled cooling wall is sequentially supported from bottom to top, the cooling wall is more firmly installed, the cooling wall is assembled and fixed into a whole, and deformation damage of the cooling wall can be further prevented.
(4) According to the blast furnace cast copper cooling wall, when the cooling wall mounting support seat is used for supporting the upper cooling wall, the joint of the upper cooling wall and the lower cooling wall can be synchronously sealed, so that the sealing performance of the joint of the cooling wall is improved, high-temperature flue gas in a blast furnace is prevented from penetrating and spreading to the furnace wall along the gap of the joint, and the furnace wall is prevented from being corroded and burnt out, so that the service life of the blast furnace is prolonged.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view showing the overall structure of a preferred embodiment of a blast furnace cast copper stave according to the present invention;
FIG. 2 is a side cross-sectional view of the stave body of FIG. 1;
FIG. 3 is a cross-sectional view of the stave main body of FIG. 1;
FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at A;
FIG. 5 is an enlarged schematic view of the structure of FIG. 2 at B;
in the figure: 1. a cooling mechanism; 11. a stave body; 12. serpentine reinforcing ribs; 121. vertical reinforcing ribs; 122. arc-shaped reinforcing ribs; 13. serpentine cooling water pipe; 14. a water inlet; 15. a water outlet; 2. a mounting mechanism; 21. a connector; 22. an internal threaded hole; 23. reinforcing the sleeve; 3. a support mechanism; 31. a support base; 32. a flexible push rod; 33. a lifting groove; 34. a limit groove; 35. a bottom plate; 36. a spring; 37. a push rod; 38. a rotating sleeve; 39. an arc-shaped guide groove; 4. a sealing mechanism; 41. a bottom seal groove; 42. a top seal groove; 43. a first high temperature resistant seal ring; 44. and a second high-temperature-resistant sealing ring.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-5, the blast furnace cast copper cooling wall of the invention comprises a cooling mechanism 1, a mounting mechanism 2, a supporting mechanism 3 and a sealing mechanism 4, wherein the mounting mechanism 2 for fixedly mounting the cooling mechanism 1 on the inner wall of a blast furnace is arranged on the outer side surface of the cooling mechanism 1, the supporting mechanism 3 for carrying out auxiliary support on the adjacent cooling mechanism 1 is arranged on the top of the cooling mechanism 1, and the sealing mechanism 4 for sealing the joint of the adjacent cooling mechanism 1 is arranged at the upper edge and the lower edge of the cooling mechanism 1; the serpentine reinforcing rib 12 is arranged on the inner side surface of the cooling wall, so that the integral strength of the cooling wall can be improved, meanwhile, the cooling water pipe is arranged in the cooling wall along the serpentine reinforcing rib 12, the thickness of the cooling wall can be improved, the diameter of the cooling water pipe can be correspondingly increased, the heat dissipation effect of the cooling wall is improved, compared with the integral thickening of the cooling wall, the copper consumption is reduced, the equipment cost is reduced, the heat dissipation efficiency of the cooling wall can be improved, on the other hand, the cooling pipeline is arranged in a pre-buried installation mode, and compared with the cooling slot hole which is directly preset in the cooling wall, the cooling pipeline can be made of steel pipelines, so that the strength of the cooling wall can be further improved, the cooling wall is prevented from accumulating and deforming in long-term use, and the service life of the cooling wall can be prolonged; the cooling wall is fixedly mounted on the furnace wall by arranging a plurality of groups of connectors 21 on the cooling wall and matching with bolts, and the stress of the connecting position of the cooling wall can be reduced in a dispersed manner by improving the stress points of the cooling wall, so that the probability of deformation of the connecting point is reduced, reinforcing sleeves 23 fixedly connected with the cooling wall are arranged on water inlet and outlet ports of the cooling water pipes, and the reinforcing sleeves 23 are fixedly inserted on the furnace wall during mounting of the cooling wall, so that the stress of the connecting position is further dispersed, and the deformation of the connecting position is prevented; when the locking bolt is installed on the cooling wall, the supporting seat 31 at the top end of the lower cooling wall is synchronously driven to support the cooling wall above by the supporting mechanism 3, so that the assembled cooling wall is sequentially supported from bottom to top, the cooling wall is more firmly installed, the cooling wall is assembled and fixed into a whole, and deformation damage of the cooling wall can be further prevented; the use of sealing mechanism 4 can be when stave mount pad 31 supports the stave of top, seals the seam crossing of upper and lower side stave in step to improve the leakproofness of stave seam crossing, prevent the high temperature flue gas in the blast furnace from spreading to the oven along the seam crossing's gap infiltration, lead to the oven to corrode and burn out, thereby can improve the life of blast furnace.
Specifically, the cooling mechanism 1 includes a copper-cast cooling wall main body 11, a serpentine reinforcing rib 12, a serpentine cooling water pipe 13, a water inlet 14, and a water outlet 15, wherein the serpentine reinforcing rib 12 is integrally disposed on an inner side surface of the cooling wall main body 11, the serpentine cooling water pipe 13 is pre-buried and mounted inside the cooling wall main body 11 along the serpentine reinforcing rib 12, one end of the serpentine cooling water pipe 13 is provided with the water inlet 14 extending to an outer side surface of the cooling wall main body 11, and the other end is provided with the water outlet 15 extending to the outer side surface of the cooling wall main body 11; the serpentine reinforcing rib 12 comprises a plurality of vertical reinforcing ribs 121 and a plurality of arc reinforcing ribs 122, wherein the vertical reinforcing ribs 121 are distributed on the inner side surface of the cooling wall main body 11, and adjacent vertical reinforcing ribs 121 are sequentially connected through the arc reinforcing ribs 122; wherein, the serpentine cooling water pipe 13 is a stainless steel water pipe, has high hardness and high strength, and can be matched with the serpentine reinforcing rib 12 to further increase the strength of the cooling wall main body 11, thereby preventing the cooling wall main body 11 from deforming.
Specifically, the mounting mechanism 2 includes a plurality of connectors 21, a plurality of internal threaded holes 22, two reinforcing sleeves 23, wherein the connectors 21 are uniformly distributed on the outer side surface of the cooling wall main body 11, the connectors 21 and the serpentine reinforcing ribs 12 are distributed in a staggered manner, each connector 21 is internally provided with an internal threaded hole 22, the tail end of each internal threaded hole 22 extends to the inside of the cooling wall main body 11, the two reinforcing sleeves 23 are respectively sleeved on the surfaces of the water inlet 14 and the water outlet 15, and one end of each reinforcing sleeve 23 is fixedly connected with the outer side surface of the cooling wall main body 11; when the cooling wall main body 11 is installed, the connecting heads 21 and the reinforcing sleeves 23 are respectively aligned with the installation holes on the blast furnace wall, the cooling wall main body 11 is moved to be closely attached to the inner side surface of the furnace wall, so that the connecting heads 21 and the reinforcing sleeves 23 are inserted into the connection holes, the reinforcing sleeves 23, the water inlets 14 and the water outlets 15 in the reinforcing sleeves are extended to the outer part of the furnace wall, and then bolts are screwed into the internal threaded holes 22 in the connecting heads 21 from the outer part of the furnace wall in sequence, so that the cooling wall main body 11 is fixedly installed on the inner side surface of the furnace wall through the locking of the bolts.
Specifically, the supporting mechanism 3 includes a supporting seat 31, a flexible push rod 32, a lifting groove 33, a limiting groove 34, a bottom plate 35, a spring 36, a push rod 37, a rotating sleeve 38, and an arc guiding groove 39, where the lifting groove 33 is provided with a plurality of lifting grooves 33 and is uniformly distributed at the upper end of the cooling wall main body 11, at the same time, the bottom end of the lifting groove 33 is communicated with the end of the internal threaded hole 22 at the upper end of the cooling wall main body 11 through the arc guiding groove 39, the limiting groove 34 is arranged at the outer ring of the lifting groove 33, the push rod 37 is movably inserted into the lifting groove 33, the top end of the push rod 37 extends to the upper side of the cooling wall main body 11 and is fixedly connected with the bottom surface of the supporting seat 31, the bottom plate 35 is fixedly arranged at the bottom end of the push rod 37, the bottom plate 35 is abutted against the bottom surface of the limiting groove 34, the spring 36 is movably sleeved on the surface of the push rod 37, and the top end of the spring 36 is abutted against the top surface of the limiting groove 34, and the bottom end of the spring 36 is abutted against the bottom surface 35; the flexible push rod 32 is movably inserted into the arc-shaped guide groove 39, one end of the flexible push rod 32 extends into the lifting groove 33 and is fixedly connected with the bottom plate 35, the other end of the flexible push rod 32 extends into the internal threaded hole 22, and the rotating sleeve 38 is movably arranged on the end head; when the stave main body 11 is installed, bolts in the other row of internal threaded holes 22 which are not communicated with the lifting groove 33 are required to be screwed down, then the upper stave main body 11 is assembled on the inner side surface of the furnace wall, then the bolts in the upper row of internal threaded holes 22 are screwed down, when the bolts are screwed down and extend into the internal threaded holes 22, the tail ends of the bolts push the rotating sleeve 38 and the flexible push rod 32 rightward, one end of the flexible push rod 32 is guided by the arc-shaped guide groove 39 and then is jacked up along the lifting groove 33, so that the bottom plate 35 and the push rod 37 are jacked up, and the support seat 31 is jacked up, so that the support seat 31 supports the upper stave main body 11, and the assembled stave is supported in turn from bottom to top.
Specifically, the sealing mechanism 4 includes a bottom sealing groove 41, a top sealing groove 42, a first high temperature resistant sealing ring 43, and a second high temperature resistant sealing ring 44, where the bottom sealing groove 41 is disposed at the bottom end of the stave main body 11, the top sealing groove 42 is disposed at the bottom end of the stave main body 11, and the top sealing groove 42 is located right above the bottom sealing groove 41, the first high temperature resistant sealing ring 43 is fixedly sleeved at the upper end of the outer ring of the support seat 31, the second high temperature resistant sealing ring 44 is fixedly sleeved at the lower end of the outer ring of the support seat 31, and the support seat 31 is movably inserted in the top sealing groove 42; when the supporting seat 31 is supported at the bottom of the upper stave body 11 in an ascending manner, the upper end of the supporting seat 31 is inserted into the bottom sealing groove 41 of the upper stave body 11, at this time, the lower end of the supporting seat 31 is in sealing connection with the top sealing groove 42 through the second high temperature resistant sealing ring 44, and the upper end of the supporting seat 31 is in sealing connection with the bottom sealing groove 41 through the first high temperature resistant sealing ring 43, so that the joint of the upper and lower stave bodies 11 is locked and sealed, the stability of the connection of the two stave bodies 11 is further improved, the sealing property of the joint of the two stave bodies 11 is improved, and the high temperature flue gas in the blast furnace is prevented from penetrating and spreading to the furnace wall along the gap of the joint; when one or more stave bodies 11 are damaged and need to be disassembled and replaced, only the corresponding stave bodies 11 and bolts on the adjacent stave bodies 11 need to be unscrewed, so that the bolts do not abut against the flexible push rod 32 any more, the supporting seat 31, the push rod 37, the bottom plate 35 and the flexible push rod 32 can be moved and reset under the action of the reset elastic force of the spring 36, and then the supporting locking between the adjacent stave bodies 11 is released, and then the stave bodies 11 can be disassembled and removed.
In the use process of the invention, when the cooling wall main body 11 is installed, the connector 21 and the reinforcing sleeve 23 on the cooling wall main body are respectively aligned with the installation holes on the blast furnace wall, and then the cooling wall main body 11 is moved to be closely attached to the inner side surface of the blast furnace wall, so that the connector 21 and the reinforcing sleeve 23 are inserted into the installation holes, the reinforcing sleeve 23, the water inlet 14 and the water outlet 15 in the reinforcing sleeve 23 extend to the outside of the blast furnace wall, and then bolts are screwed into the internal threaded holes 22 in the connectors 21 from the outside of the blast furnace wall in sequence; the bolts in the other internal threaded holes 22 which are not communicated with the lifting groove 33 in the uppermost row are firstly screwed down, then the upper cooling wall main body 11 is assembled on the inner side surface of the furnace wall according to the steps, then the bolts in the internal threaded holes 22 in the uppermost row of the lower cooling wall main body 11 are screwed down, when the bolts are screwed down and extend into the internal threaded holes 22, the tail ends of the bolts push the rotating sleeve 38 and the flexible push rod 32 rightwards, one end of the flexible push rod 32 is guided by the arc-shaped guide groove 39 and then is lifted upwards along the lifting groove 33, so that the bottom plate 35 and the push rod 37 are lifted upwards, the supporting seat 31 is lifted upwards by the push rod 37, so that the supporting seat 31 supports the upper cooling wall main body 11, and the assembled cooling wall is sequentially supported from bottom to top in a reciprocating manner; when the supporting seat 31 is supported at the bottom of the upper cooling wall main body 11 in an ascending manner, the upper end of the supporting seat 31 is inserted into the bottom sealing groove 41 of the upper cooling wall main body 11, at the moment, the lower end of the supporting seat 31 is in sealing connection with the top sealing groove 42 through the second high-temperature-resistant sealing ring 44, and the upper end of the supporting seat 31 is in sealing connection with the bottom sealing groove 41 through the first high-temperature-resistant sealing ring 43, so that the joint of the cooling wall main bodies 11 at the upper end and the lower end is locked and sealed, the stability of the connection of the two cooling wall main bodies 11 is further improved, the sealing performance of the joint of the two cooling wall main bodies 11 is improved, and high-temperature flue gas in a blast furnace is prevented from penetrating and spreading to the furnace wall along the gap at the joint; when one or more cooling wall bodies 11 are damaged and need to be disassembled and replaced, only the corresponding cooling wall bodies 11 and bolts on the adjacent cooling wall bodies 11 are unscrewed, so that the bolts do not abut against the flexible push rod 32 any more, the supporting seat 31, the push rod 37, the bottom plate 35 and the flexible push rod 32 can be moved and reset under the action of the reset elastic force of the spring 36, the supporting locking between the adjacent cooling wall bodies 11 is further released, and then the cooling wall bodies 11 can be disassembled and removed.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. A blast furnace cast copper cooling wall, characterized in that: the cooling device comprises a cooling mechanism (1), an installation mechanism (2), a supporting mechanism (3) and a sealing mechanism (4), wherein the installation mechanism (2) for fixedly installing the cooling mechanism (1) on the inner wall of a blast furnace is arranged on the outer side surface of the cooling mechanism (1), the supporting mechanism (3) for carrying out auxiliary support on the adjacent cooling mechanism (1) is installed on the top of the cooling mechanism (1), and the sealing mechanism (4) for sealing the joint of the adjacent cooling mechanism (1) is arranged on the upper edge and the lower edge of the cooling mechanism (1);
the cooling mechanism (1) comprises a copper-cast cooling wall main body (11), a serpentine reinforcing rib (12), a serpentine cooling water pipe (13), a water inlet (14) and a water outlet (15), wherein the serpentine reinforcing rib (12) is integrally arranged on the inner side surface of the cooling wall main body (11), the serpentine cooling water pipe (13) is arranged inside the cooling wall main body (11) along the serpentine reinforcing rib (12) in a pre-buried mode, one end of the serpentine cooling water pipe (13) is provided with the water inlet (14) extending to the outer side surface of the cooling wall main body (11), and the other end of the serpentine cooling water pipe is provided with the water outlet (15) extending to the outer side surface of the cooling wall main body (11);
the serpentine reinforcing ribs (12) comprise a plurality of vertical reinforcing ribs (121) and a plurality of arc reinforcing ribs (122), the vertical reinforcing ribs (121) are uniformly distributed on the inner side surface of the cooling wall main body (11), and adjacent vertical reinforcing ribs (121) are sequentially connected through the arc reinforcing ribs (122);
the mounting mechanism (2) comprises a plurality of connectors (21), a plurality of internal thread holes (22) and two reinforcing sleeves (23), wherein the connectors (21) are uniformly distributed on the outer side face of the cooling wall main body (11), the connectors (21) and the snakelike reinforcing ribs (12) are distributed in a staggered mode, the internal thread holes (22) are formed in each connector (21), the tail ends of the internal thread holes (22) extend to the inner part of the cooling wall main body (11), the two reinforcing sleeves (23) are respectively sleeved on the surfaces of the water inlet (14) and the water outlet (15), and one end of each reinforcing sleeve (23) is fixedly connected with the outer side face of the cooling wall main body (11);
the supporting mechanism (3) comprises a supporting seat (31), a flexible push rod (32), a lifting groove (33), a limiting groove (34), a bottom plate (35) and a spring (36), wherein a plurality of push rods (37) are arranged on the lifting groove (33), the lifting groove (33) is uniformly distributed at the upper end of the cooling wall main body (11), the bottom end of the lifting groove (33) is communicated with the tail end of an internal threaded hole (22) arranged at the upper end of the cooling wall main body (11) through the arc-shaped guide groove (39), the limiting groove (34) is formed in the outer ring of the lifting groove (33), the top ends of the push rods (37) are movably inserted in the lifting groove (33), the top ends of the push rods (37) extend to the upper side of the cooling wall main body (11) and are fixedly connected with the bottom surface of the supporting seat (31), the bottom ends of the push rods (37) are fixedly provided with the bottom plate (35), the bottom plate (35) is abutted to the bottom surface of the cooling wall main body (11) and the top surface of the spring (36) is abutted against the top surface of the limiting groove (36), the bottom end of the spring (36) is abutted against the top surface of the bottom plate (35); the flexible push rod (32) is movably inserted into the arc-shaped guide groove (39), one end of the flexible push rod (32) extends into the lifting groove (33) and is fixedly connected with the bottom plate (35), and the other end of the flexible push rod (32) extends into the internal threaded hole (22) and is movably provided with the rotary sleeve (38) at the end head;
sealing mechanism (4) are including bottom seal groove (41), top seal groove (42), first high temperature resistant sealing washer (43), second high temperature resistant sealing washer (44), bottom seal groove (41) are located the bottom of stave main part (11), top seal groove (42) are located the bottom of stave main part (11), just top seal groove (42) are located directly over bottom seal groove (41), first high temperature resistant sealing washer (43) fixed suit in the upper end of supporting seat (31) outer lane, second high temperature resistant sealing washer (44) fixed suit in the lower extreme of supporting seat (31) outer lane, just supporting seat (31) activity cartridge in top seal groove (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210068946.6A CN114480762B (en) | 2022-01-21 | 2022-01-21 | Blast furnace cast copper cooling wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210068946.6A CN114480762B (en) | 2022-01-21 | 2022-01-21 | Blast furnace cast copper cooling wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114480762A CN114480762A (en) | 2022-05-13 |
| CN114480762B true CN114480762B (en) | 2023-11-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210068946.6A Active CN114480762B (en) | 2022-01-21 | 2022-01-21 | Blast furnace cast copper cooling wall |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202808837U (en) * | 2012-07-25 | 2013-03-20 | 洛阳铜宝冶金设备有限公司 | Copper cooling wall with boss |
| CN103052859A (en) * | 2010-03-30 | 2013-04-17 | 贝里金属公司 | Plate cooler stave apparatus and methods for ferrous or non-ferrous metal making furnace |
| CN205662529U (en) * | 2016-03-01 | 2016-10-26 | 山东钢铁股份有限公司 | Blast furnace stave connecting leg reinforcing apparatus and blast furnace stave |
| CN206843517U (en) * | 2017-06-30 | 2018-01-05 | 马鞍山市润通冶金材料有限公司 | A kind of blast furnace cooling stave of double-deck multisection type cooling |
| CN211420208U (en) * | 2019-12-31 | 2020-09-04 | 中冶南方工程技术有限公司 | Copper cooling wall fixed knot constructs |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10114720A1 (en) * | 2001-03-23 | 2002-09-26 | Sms Demag Ag | Cooling plate used for blast furnaces has a cooling plate part formed as a rolling block with a planar front side facing the inside of the furnace |
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2022
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103052859A (en) * | 2010-03-30 | 2013-04-17 | 贝里金属公司 | Plate cooler stave apparatus and methods for ferrous or non-ferrous metal making furnace |
| CN202808837U (en) * | 2012-07-25 | 2013-03-20 | 洛阳铜宝冶金设备有限公司 | Copper cooling wall with boss |
| CN205662529U (en) * | 2016-03-01 | 2016-10-26 | 山东钢铁股份有限公司 | Blast furnace stave connecting leg reinforcing apparatus and blast furnace stave |
| CN206843517U (en) * | 2017-06-30 | 2018-01-05 | 马鞍山市润通冶金材料有限公司 | A kind of blast furnace cooling stave of double-deck multisection type cooling |
| CN211420208U (en) * | 2019-12-31 | 2020-09-04 | 中冶南方工程技术有限公司 | Copper cooling wall fixed knot constructs |
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| CN114480762A (en) | 2022-05-13 |
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Effective date of registration: 20231023 Address after: No. 8002, Block B, Torch Building, No. 8 Guohuai Street, Zhengzhou High tech Industrial Development Zone, Zhengzhou City, Henan Province, 450000 Applicant after: ZHENGZHOU YUGUANG CLAD METAL MATERIALS CO.,LTD. Address before: 430000 Room 502, building 4, Tiangong community, 160 Baishazhou Avenue, Hongshan District, Wuhan City, Hubei Province Applicant before: Sun Tianyao |
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Denomination of invention: A type of blast furnace cast copper cooling wall Granted publication date: 20231117 Pledgee: Zhengzhou Branch of Zhongyuan Bank Co.,Ltd. Pledgor: ZHENGZHOU YUGUANG CLAD METAL MATERIALS CO.,LTD. Registration number: Y2024980013930 |