CN202272901U - Hot-blast stove combination furnace grill suitable for stacking checker bricks with different structures - Google Patents
Hot-blast stove combination furnace grill suitable for stacking checker bricks with different structures Download PDFInfo
- Publication number
- CN202272901U CN202272901U CN2011204048730U CN201120404873U CN202272901U CN 202272901 U CN202272901 U CN 202272901U CN 2011204048730 U CN2011204048730 U CN 2011204048730U CN 201120404873 U CN201120404873 U CN 201120404873U CN 202272901 U CN202272901 U CN 202272901U
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- checker brick
- fire grate
- checker
- daughter
- stacking
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- Expired - Fee Related
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Abstract
The utility model relates to a hot-blast stove combination furnace grill suitable for stacking checker bricks with different structures and can effectively solve the problem of breakage of the checker bricks due to the slippage between the checker bricks and the furnace grill. Round through holes are arranged on a furnace grill body. Positioning sleeves are T-shaped cylindrical bodies formed in a mode that big circular rings are sleeved at one ends of small cylinders. The small cylinders are arranged in the round through holes at equal intervals. The lower end faces of the big circular rings are arranged on the hole walls of the furnace grill body. The positioning sleeves arranged on the furnace grill body at intervals are provided with positioning bosses. The positioning bosses are matched with grooves on checker brick transition blocks. The checker brick transition blocks are arranged on the furnace grill body. The checker brick transition blocks are tightly combined with the checker bricks. According to the hot-blast stove combination furnace grill, not only is the effect of improving the accuracy of stacking the checker bricks achieved, but also the connected porosity of the checker bricks is improved. Moreover, the breakage of the checker bricks is prevented. Meanwhile, the hot-blast stove combination furnace grill additionally has effects of improving a flow field structure and reinforcing the heat transfer.
Description
Technical field
The utility model relates to a kind of hotblast stove combination stove grate that is suitable for stacking the different structure checker brick that the blast funnace hot blast stove regenerator is used.
Background technology
Hotblast stove is the cast iron structure that is used for supporting heat storage with fire grate, adopts one-piece construction usually or is divided into the structure of several bulks, directly puts checker brick on it.Do like this and very easily cause the aperture through hole of opening on checker brick aperture and the bulk fire grate to be not easy to aim at, cause the through-hole rate of checker brick to descend.In addition; The thermal expansivity of fire grate and the thermal expansivity of checker brick differ bigger; This slippage between checker brick and fire grate that can cause being in operation, this sliding motion can not realize that because of the load-bearing above the checker brick this will cause easily that the checker brick that contact with fire grate are damaged.
Summary of the invention
To above-mentioned situation, for overcoming the prior art defective, the purpose of the utility model just provides a kind of hotblast stove combination stove grate that is suitable for stacking the different structure checker brick, can effectively solve the slippage between checker brick and fire grate, causes the damaged problem of checker brick.
The technical scheme that the utility model solves is; Abutment sleeve and checker brick transition block by tabular fire grate daughter, T shape are formed; Have the manhole of evenly arranging by the equilateral triangle spacing in the fire grate daughter; Hole wall between the Kong Yukong all becomes the load larrying member of fire grate, and abutment sleeve is that a large circle is enclosed within an end of a little cylinder and the T font cylindrical body formed, roundlet tube equidistance and insert in the manhole of evenly arranging in the fire grate daughter at interval; The lower surface of large circle is shelved on the hole wall of fire grate daughter; The abutment sleeve that is placed at interval in the fire grate daughter forms the positioning boss that rule is arranged, and the groove on positioning boss and the checker brick transition block matches closely, and the checker brick transition block is placed in the fire grate daughter; Boss on the checker brick transition block and the checker brick of placing on it are combined closely; Checker brick are positioned on the fire grate, change the structure of checker brick transition block, and the different checker brick of checkerwork cell diameter checkerwork cell number different or onesize area all can be complementary with the fire grate with spline structure.
The utility model is a kind of combined fire grate structure; So that improve the particularity of making and the convenience of Installation and Debugging; The utility model had both accomplished to improve the accuracy of the stacking of checker brick; Improve the through-hole rate of checker brick again, and prevented the damage of checker brick, gone back the effect that affix improves flow field structure and enhance heat transfer simultaneously.
Description of drawings
Fig. 1 is the structure vertical view of the utility model.
Fig. 2 is that the A-A of the utility model Fig. 1 is to the structural profile front view.
Fig. 3 is the checker brick transition block structural front view of the utility model.
Fig. 4 is the structural front view of abutment sleeve on fire grate daughter and the top thereof of the utility model.
Fig. 5 is the structure vertical view of Fig. 4 of the utility model.
Fig. 6 is the structure vertical view of another embodiment of the utility model.
Fig. 7 is that the A-A of the utility model Fig. 6 is to the structural profile front view.
Embodiment
Elaborate below in conjunction with the embodiment of accompanying drawing to the utility model.
Provide by Fig. 1-Fig. 7; The utility model is made up of the abutment sleeve 2 and the checker brick transition block 3 of tabular fire grate daughter 1, T shape; Have the manhole of evenly arranging by the equilateral triangle spacing 4 in the fire grate daughter 1; Hole wall 5 between the Kong Yukong all becomes the load larrying member of fire grate, and abutment sleeve 2 is that a large circle is enclosed within an end of a little cylinder and the T font cylindrical body formed, roundlet tube equidistance and insert in the manhole of evenly arranging in the fire grate daughter 14 at interval; The lower surface 6 of large circle is shelved on the hole wall 5 of fire grate daughter; The abutment sleeve 2 that is placed at interval in the fire grate daughter 1 forms the positioning boss that rule is arranged, and the groove 9 on positioning boss and the checker brick transition block 3 matches closely, and checker brick transition block 3 is placed in the fire grate daughter 1; Boss 8 on the checker brick transition block 3 and the checker brick of placing on it 10 are combined closely; Checker brick are positioned on the fire grate, change the structure of checker brick transition block 3, and the different checker brick of checkerwork cell diameter checkerwork cell number different or onesize area all can be complementary with the fire grate with spline structure.
Have the manhole of evenly arranging by the equilateral triangle spacing 4 in the described fire grate daughter 1, its aperture is 20～40mm, and pitch of holes is 1.5～1.8 mm; The checker brick structure that stack on described checker brick transition block 3 and checker brick transition block top is consistent, is evenly equipped with through hole 7 between the upper and lower surfaces, and one side has boss 8, and another side is fluted 9, and groove quantity is greater than boss quantity, to realize through hole 7 intercommunication each other; Described checker brick 10 are consistent with checker brick transition block 3 structures, change the structure that checker brick 10 structures just must change corresponding checker brick transition block 3; Described checker brick 10 are the 19 hole checker brick (as shown in Figure 6) in 25～30mm aperture or the 37 hole checker brick (as shown in fig. 1) in the following aperture of 19mm.
Can know that by said structure the utility model, is fused the checker brick transition block by means of the abutment sleeve of T shape structure by the tabular fire grate daughter (look the stove diameter or be divided into some) of even perforate, forms compound fire grate structure.As long as change the bore size of checker brick transition block; Can realize being connected of checker brick of same fire grate daughter and different size, change the structure of checker brick transition block 3, just can make different checkerwork cell diameters; Or onesize area and the different checker brick of checkerwork cell number can be complementary with the fire grate with spline structure; For example the checker brick transition block of 19 holes layout changes the checker brick transition block that 37 holes are arranged into, the checker brick that stacking 37 holes are arranged on the fire grate that just can realize arranging by 19 holes.So just brought convenience for the design fire grate; The mixing use that also is the checker brick of different checkerwork cells layouts has brought convenience; Especially for adopting the small-bore checker brick to bring the daughter of design fire grate convenient, simultaneously, reach the transformation of flow pattern because of the intercommunication setting of the big or small checkerwork cell of fluid process; The homogeneity in its flow field and and checker brick between heat transfer all can improve, the structure that changes transition block can also realize that the different structure checker brick are in the stacking of not having damage with stable on a kind of fire grate.
The utility model is because the even perforate of equilateral triangle spacing is pressed in the fire grate daughter; And press certain intervals placement positioning sleeve; The positioning boss of its upper end is connected with the groove of checker brick transition block; And the boss on the checker brick transition block face links to each other with the groove of checker brick; All there is the adjusting surplus in connection each time, just can guarantee 100% the through-hole rate and the accuracy of stacking so the checker brick the first layer is stacked, and checker brick stacking through-hole rate is low like this, the stacking internal stress is big and inhomogeneous and the bottom checker brick have all obtained effective solution because of thermal stresses causes the problem of damage.
Claims (4)
1. hotblast stove combination stove grate that is suitable for stacking the different structure checker brick; It is characterized in that; Abutment sleeve (2) and checker brick transition block (3) by tabular fire grate daughter (1), T shape are formed; Have the manhole of evenly arranging by the equilateral triangle spacing (4) in the fire grate daughter (1); Hole wall between the Kong Yukong (5) all becomes the load larrying member of fire grate, and abutment sleeve (2) is that a large circle is enclosed within an end of a little cylinder and the T font cylindrical body formed, roundlet tube equidistance and insert fire grate daughter (1) at interval and go up in the manhole of evenly arranging (4); The lower surface of large circle (6) is shelved on the hole wall (5) of fire grate daughter; The abutment sleeve (2) that is placed at interval in the fire grate daughter (1) forms the positioning boss that rule is arranged, and the groove (9) on positioning boss and the checker brick transition block (3) matches closely, and checker brick transition block (3) is placed in the fire grate daughter (1); Boss (8) on the checker brick transition block (3) and the checker brick of placing on it (10) are combined closely, and checker brick are positioned on the fire grate.
2. the hotblast stove combination stove grate that is suitable for stacking the different structure checker brick according to claim 1; It is characterized in that; Have the manhole of evenly arranging by the equilateral triangle spacing (4) in the described fire grate daughter (1), the aperture is 20～40mm, and pitch of holes is 1.5～1.8 mm.
3. the hotblast stove combination stove grate that is suitable for stacking the different structure checker brick according to claim 1; It is characterized in that; Described checker brick transition block (3) is consistent with the checker brick structure that stack on checker brick transition block top, is evenly equipped with through hole (7) between the upper and lower surfaces, and one side has boss (8); Another side fluted (9), groove quantity is greater than boss quantity.
4. the hotblast stove combination stove grate that is suitable for stacking the different structure checker brick according to claim 1 is characterized in that, described checker brick (10) are the 19 hole checker brick in 25～30mm aperture or the 37 hole checker brick in the following aperture of 19mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204048730U CN202272901U (en) | 2011-10-22 | 2011-10-22 | Hot-blast stove combination furnace grill suitable for stacking checker bricks with different structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204048730U CN202272901U (en) | 2011-10-22 | 2011-10-22 | Hot-blast stove combination furnace grill suitable for stacking checker bricks with different structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202272901U true CN202272901U (en) | 2012-06-13 |
Family
ID=46193271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204048730U Expired - Fee Related CN202272901U (en) | 2011-10-22 | 2011-10-22 | Hot-blast stove combination furnace grill suitable for stacking checker bricks with different structures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202272901U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102321776A (en) * | 2011-10-22 | 2012-01-18 | 河南省豫兴热风炉工程技术有限公司 | Hot-blast furnace combined grate suitable for stacking checker bricks with different structures |
-
2011
- 2011-10-22 CN CN2011204048730U patent/CN202272901U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102321776A (en) * | 2011-10-22 | 2012-01-18 | 河南省豫兴热风炉工程技术有限公司 | Hot-blast furnace combined grate suitable for stacking checker bricks with different structures |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20121022 |