CN201032384Y - Precast block for rotary kiln lining - Google Patents
Precast block for rotary kiln lining Download PDFInfo
- Publication number
- CN201032384Y CN201032384Y CNU2007200898320U CN200720089832U CN201032384Y CN 201032384 Y CN201032384 Y CN 201032384Y CN U2007200898320 U CNU2007200898320 U CN U2007200898320U CN 200720089832 U CN200720089832 U CN 200720089832U CN 201032384 Y CN201032384 Y CN 201032384Y
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- rotary kiln
- prefabricated section
- steel member
- buried steel
- section
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Abstract
The utility model relates to a precast block for inner lining of a rotary kiln, which is long strip-shaped and cross sections thereof are a hexahedron of an isosceles trapezoid or a hexahedron of an isosceles sector. The block is characterized in that the interior of the precast block is provided with reticular anchoring inner bars, end sockets of which are connected with embedded steel members which are exposed on a tangential faying surface of the precast block without stretching out of the surface; the shape of the embedded steel member is close to an angle iron, which greatly prolongs the service life of the rotary kiln; the sinking depth of one of embedded steel members of the precast block is similar to the thickness of the embedded steel member, at the same side of which the other embedded steel member stretches out one part of the precast block and the two embedded steel members happen to joint with each other during bricklaying of the rotary kiln so as to further improve the integral performance.
Description
One, technical field
The utility model relates to a kind of inner liner of rotary kiln refractory material, particularly relates to a kind of inner liner of rotary kiln prefabricated section.
Two, background technology
Rotary kiln causes its liner life-span shorter because of work condition environment in its special working condition and the kiln, and the whole or local replacing of liner is often arranged aborning.The maintenance that it is frequent, and the complexity of maintenance process causes its maintenance time long, had a strong impact on rotary kiln design production capacity.The difficulty of these maintenance aspects mainly is that to water the material feeding masonry construction by present inner liner of rotary kiln caused.Therefore, market in urgent need is developed and a kind ofly can be prolonged life-span of kiln liner, shortens construction period, easy-to-mount again novel lining.The development of novel kiln liner and popularization, it is very significant producing, enhance production capacities for acid pellet, carbon element, cement, lime business stability.
The material feeding form of construction work was watered from the external compound lining of having introduced by China in the last few years, and extensive use in the rotary kiln has obtained good result at home.Through bringing in constant renewal in, solved refractory brick effectively and built the big problem of thermal conductivity factor by laying bricks or stones.Prolonged inner liner of rotary kiln service life.
In addition, chain grate machine is similar to rotary structure with central cooler, therefore also exists same problem to need to solve.
Three, utility model content
The purpose of this utility model is in order to address the above problem, to propose a kind of novel inner liner of rotary kiln prefabricated section.
The technical solution of the utility model is: a kind of inner liner of rotary kiln prefabricated section, be strip, its cross section is the hexahedron of isosceles trapezoid, or for cross section be the fan-shaped hexahedrons of isosceles; The termination of muscle is connected with the pre-buried steel member in the muscle in prefabricated section inside is provided with netted anchoring, anchoring, and described pre-buried steel member does not stretch out four jiaos of joint faces of prefabricated section, and the pre-buried steel member is exposed to four jiaos of connection surfaces; The shape approximation of described pre-buried steel member is in angle steel.
Described prefabricated section two sides and both ends of the surface are provided with the strip bulge or the groove of mutual coupling; The cross section of described strip bulge or groove is an arc, or is triangle, or is square, or is trapezoidal.
Described prefabricated section contains high-temperature-resistant layer and heat-insulation layer, and described heat-insulation layer is pressed close to the rotary kiln shell.
Four angles of one side that described high-temperature-resistant layer is pressed close to the rotary kiln shell are raised with contour supporting leg, and the shape of described heat-insulation layer, thickness and supporting leg shape, thickness are complementary, and are fastened togather.
The dual-side that described high-temperature-resistant layer is pressed close to the rotary kiln shell is provided with two contour bar shaped supporting legs, the heat-insulation layer of inlaid shapes, thickness and its coupling between two supporting legs.
A kind of inner liner of rotary kiln prefabricated section is strip, and its cross section is the hexahedron of isosceles trapezoid, or cross section is the fan-shaped hexahedrons of isosceles; The termination of muscle is connected with the pre-buried steel member in the muscle in prefabricated section inside is provided with netted anchoring, anchoring, and described pre-buried steel member does not stretch out four jiaos of joint faces of prefabricated section, and the pre-buried steel member is exposed to four jiaos of joint faces; The shape approximation of described pre-buried steel member is in angle steel; The thickness that is absorbed in the degree of depth of prefabricated section and pre-buried steel member under one of them pre-buried steel member is suitable, and pre-buried steel member another pre-buried steel member on same side stretches out a prefabricated section part therewith.
Described prefabricated section two sides and both ends of the surface are provided with the strip bulge or the groove of mutual coupling; The cross section of described strip bulge or groove is an arc, or is triangle, or is square, or is trapezoidal.
Described prefabricated section contains high-temperature-resistant layer and heat-insulation layer, and described heat-insulation layer is pressed close to the rotary kiln shell.
Four angles of one side that described high-temperature-resistant layer is pressed close to the rotary kiln shell are raised with contour supporting leg, and the shape of described heat-insulation layer, thickness and supporting leg shape, thickness are complementary, and are fastened togather.
The dual-side that described high-temperature-resistant layer is pressed close to the rotary kiln shell has two contour bar shaped supporting legs, the heat-insulation layer of inlaid shapes, thickness and its coupling between two supporting legs.
The beneficial effects of the utility model
1, prolonged the service life of rotary kiln greatly.
The setting of pre-buried steel member can make rotary kiln construction cancellation water casting, and globality is stronger, thereby has shortened construction and baking kiln time, has increased the rotary kiln effective run time, has improved the service life of output and rotary kiln.
2, the concave-convex design of heat-insulation layer and high-temperature-resistant layer faying face has increased its bonded area and intensity, has effectively resisted because of thermal stress and rotary kiln and has rotated cracking and the tomography that the mechanical stress that produced causes prefabricated component.
3, muscle is welded into the whole netted bulk strength that can effectively improve high-temperature-resistant layer in pre-buried steel member and the anchoring, the high-temperature-resistant layer upper supporting leg can effectively protect heat-insulation layer; Avoided causing and stopped kiln maintenance accident because of the destruction of heat-insulation layer.
4, be provided with projection and the groove that matches each other in four sides of prefabricated section, further avoided the erosion of harmful thermal currents such as acid, alkali vapor, carbon monoxide muscle, cylindrical shell and insulation material and in effectively and wash away anchoring to the heat energy loss that infiltration caused of cylindrical shell.
5, it is suitable to be absorbed in the thickness of the degree of depth of prefabricated section and pre-buried steel member under one of them pre-buried steel member of prefabricated section, and pre-buried steel member another pre-buried steel member on same side stretches out a prefabricated section part therewith.Two just overlap when building rotary kiln by laying bricks or stones, can further improve its overall performance.
Four, description of drawings
Fig. 1-1 faces one of structural representation for this inner liner of rotary kiln with prefabricated section
Fig. 1-2 is one of left view of Fig. 1-1
Fig. 1-3 is the vertical view of Fig. 1-1
Fig. 1-4 be Fig. 1-1 left view two
Fig. 2-1 faces two of structural representation for this inner liner of rotary kiln with prefabricated section
Fig. 2-2 is one of left view of Fig. 2-1
Fig. 2-3 is the vertical view of Fig. 2-1
Fig. 2-4 be Fig. 2-1 left view two
Fig. 3-1 faces three of structural representation for this inner liner of rotary kiln with prefabricated section
Fig. 3-2 is one of left view of Fig. 3-1
Fig. 3-3 is the vertical view of Fig. 3-1
Fig. 3-4 be Fig. 3-1 left view two
Fig. 4-1 faces four of structural representation for this inner liner of rotary kiln with prefabricated section
Fig. 4-2 is one of left view of Fig. 4-1
Fig. 4-3 is the vertical view of Fig. 4-1
Fig. 4-4 be Fig. 4-1 left view two
Fig. 5-1 faces five of structural representation for this inner liner of rotary kiln with prefabricated section
Fig. 5-2 is one of left view of Fig. 5-1
Fig. 5-3 is the vertical view of Fig. 5-1
Fig. 5-4 be Fig. 5-1 left view two
Fig. 6-1 faces six of structural representation for this inner liner of rotary kiln with prefabricated section
Fig. 6-2 is one of left view of Fig. 6-1
Fig. 6-3 is the vertical view of Fig. 6-1
Fig. 6-4 be Fig. 6-1 left view two
Fig. 7-1 faces seven of structural representation for this inner liner of rotary kiln with prefabricated section
Fig. 7-2 is one of left view of Fig. 7-1
Fig. 7-3 is the vertical view of Fig. 7-1
Fig. 7-4 be Fig. 7-1 left view two
Fig. 8-1 faces eight of structural representation for this inner liner of rotary kiln with prefabricated section
Fig. 8-2 is one of left view of Fig. 8-1
Fig. 8-3 is the vertical view of Fig. 8-1
Fig. 8-4 be Fig. 8-1 left view two
Fig. 9-1 faces nine of structural representation for this inner liner of rotary kiln with prefabricated section
Fig. 9-2 is one of left view of Fig. 9-1
Fig. 9-3 is the vertical view of Fig. 9-1
Fig. 9-4 be Fig. 9-1 left view two
Figure 10-1 faces ten of structural representation for this inner liner of rotary kiln with prefabricated section
Figure 10-2 is one of left view of Figure 10-1
Figure 10-3 is the vertical view of Figure 10-1
Figure 10-4 be Figure 10-1 left view two
Five, the specific embodiment
Embodiment one: referring to Fig. 1-1, and Fig. 1-2, Fig. 1-3, a kind of inner liner of rotary kiln is strip with prefabricated section 1 among the figure, its cross section is the hexahedron of isosceles trapezoid; Muscle 2 in prefabricated section inside is provided with netted anchoring, and the termination of muscle 2 is connected with pre-buried steel member 3 in the anchoring, and described pre-buried steel member 3 does not stretch out four jiaos of joint faces of prefabricated section, and the pre-buried steel member is exposed to four jiaos of connection surfaces; The shape approximation of described pre-buried steel member 3 is in angle steel.
This rotary kiln prefabricated section can be built by laying bricks or stones in rotary kiln inwall integral body in use, by pre-buried steel member 3 is welded on the rotary kiln inwall, and the welding between contiguous prefabricated, makes that whole rotary kiln is inner to form an integral body.Reduced and built band, can accelerate speed of application.
Embodiment two: referring to Fig. 1-1, and Fig. 1-2, Fig. 1-4, embodiment two and embodiment one are basic identical, and the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for the cross section among the embodiment two.
But building method reference example one.
Embodiment three: referring to Fig. 2-1, Fig. 2-2, Fig. 2-3, embodiment three and embodiment one are basic identical, the representative meaning that number in the figure is identical is identical, something in common does not repeat, strip bulge or groove 4 that difference is provided with mutual coupling for the described prefabricated section two sides among the embodiment three and both ends of the surface; The cross section of described strip bulge or groove 4 is an arc, or is triangle, or is square, or is trapezoidal; The arc that only draws among the figure, remaining is not drawn.
But building method reference example one.
Embodiment four: referring to Fig. 2-1, and Fig. 2-2, Fig. 2-4, embodiment four and embodiment three are basic identical, and the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for the cross section among the embodiment four.
But building method reference example one.
Embodiment five: referring to Fig. 3-1, Fig. 3-2, Fig. 3-3, embodiment five and embodiment one are basic identical, the representative meaning that number in the figure is identical is identical, something in common does not repeat, and difference contains high-temperature-resistant layer 1 and heat-insulation layer 5 for the described prefabricated section among the embodiment five, and described heat-insulation layer 5 is pressed close to the rotary kiln shell.
But building method reference example one.
Embodiment six: referring to Fig. 3-1, and Fig. 3-2, Fig. 3-4, embodiment six and embodiment five are basic identical, and the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for the described cross section among the embodiment six.
But building method reference example one.
Embodiment seven: referring to Fig. 4-1, Fig. 4-2, Fig. 4-3, embodiment seven and embodiment five are basic identical, the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and four angles of one side that difference is pressed close to the rotary kiln shell for the high-temperature-resistant layer 5 described in the embodiment seven are raised with contour supporting leg 6, the shape of described heat-insulation layer 5, thickness and supporting leg shape, thickness are complementary, and are fastened togather.
But building method reference example one.
Embodiment eight: referring to Fig. 4-1, and Fig. 4-2, Fig. 4-4, embodiment eight and embodiment six are basic identical, and the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for the cross section described in the embodiment eight.
But building method reference example one.
Embodiment nine: referring to Fig. 5-1, Fig. 5-2, Fig. 5-3, embodiment nine is basic identical with EXAMPLE Example five, the representative meaning that number in the figure is identical is identical, something in common does not repeat, and the dual-side that difference is pressed close to the rotary kiln shell for embodiment nine described high-temperature-resistant layers 1 is provided with the heat-insulation layer 5 of inlaid shapes, thickness and its coupling between two contour bar shaped supporting leg 6, two supporting legs.
But building method reference example one.
Embodiment ten: referring to Fig. 5-1, and Fig. 5-2, Fig. 5-4, embodiment ten and embodiment six are basic identical, and the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for embodiment ten described cross sections.
But building method reference example one.
Embodiment 11: referring to Fig. 6-1, and Fig. 6-2, Fig. 6-3, a kind of inner liner of rotary kiln is strip with prefabricated section 1 among the figure, its cross section is the hexahedron of isosceles trapezoid; Muscle 2 in prefabricated section inside is provided with netted anchoring, and the termination of strength 2 is connected with pre-buried steel member 7 in the anchoring, and described pre-buried steel member 7 does not stretch out four jiaos of joint faces of prefabricated section, and pre-buried steel member 3 is exposed to four jiaos of joint faces; The shape approximation of described pre-buried steel member is in angle steel; The degree of depth 8 that one of them pre-buried steel member is absorbed in prefabricated section for 3 times is suitable with the thickness of pre-buried steel member, and pre-buried steel member 3 another pre-buried steel member 3 on same side stretches out a prefabricated section part 7 therewith.
This rotary kiln prefabricated section in use, can build by laying bricks or stones in rotary kiln inwall integral body, by the pre-buried steel member is welded on the rotary kiln inwall, the part 7 that two adjacent prefabricated section can stretch out by prefabricated component pre-buried steel member, mutual overlap joint with another prefabricated section pre-buried steel member sagging 8, and the welding between contiguous prefabricated, make integral body of the inner formation of whole rotary kiln.Reduced and built band, can accelerate speed of application.
Embodiment 12: referring to Fig. 6-1, and Fig. 6-2, Fig. 6-4, embodiment 12 and embodiment hendecyl are originally identical, the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for the described cross section among the embodiment 12.
But building method reference example 11.
Embodiment 13: referring to 7-1, Fig. 7-2, Fig. 7-3, embodiment 13 and embodiment hendecyl are originally identical, the representative meaning that number in the figure is identical is identical, something in common does not repeat, strip bulge or groove 4 that difference is provided with mutual coupling for the described prefabricated section two sides among the embodiment 13 and both ends of the surface; The cross section of described strip bulge or groove 4 is an arc, or is triangle, or is square, or is trapezoidal.The arc that only draws among the figure, remaining is not drawn.
But building method reference example 11.
Embodiment 14: referring to 7-1, and Fig. 7-2, Fig. 7-4, embodiment 14 and embodiment tritriacontyl are originally identical, the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for the described cross section among the embodiment 14.But building method reference example 11.
Embodiment 15: referring to Fig. 8-1, Fig. 8-2, Fig. 8-3, embodiment 15 and embodiment hendecyl are originally identical, the representative meaning that number in the figure is identical is identical, something in common does not repeat, and difference contains high-temperature-resistant layer 1 and heat-insulation layer 5 for the prefabricated section described in the embodiment 15, and described heat-insulation layer 5 is pressed close to the rotary kiln shell.But building method reference example 11.
Embodiment 16: referring to Fig. 8-1, and Fig. 8-2, Fig. 8-4, embodiment 16 and embodiment pentadecyl are originally identical, the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for the cross section described in the embodiment 16.But building method reference example 11.
Embodiment 17: referring to Fig. 9-1, Fig. 9-2, Fig. 9-3, embodiment 17 and embodiment pentadecyl are originally identical, the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and four angles of one side that difference is pressed close to the rotary kiln shell for the described high-temperature-resistant layer 1 among the embodiment 17 are raised with contour supporting leg 6, the shape of described heat-insulation layer 5, thickness and supporting leg 6 shapes, thickness are complementary, and are fastened togather.But building method reference example 11.
Embodiment 18: referring to Fig. 9-1, and Fig. 9-2, Fig. 9-4, embodiment 18 and embodiment heptadecyl are originally identical, the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for the cross section described in the embodiment 18.But building method reference example 11.
Embodiment 19: referring to Figure 10-1, Figure 10-2, Figure 10-3, embodiment 19 and EXAMPLE Example pentadecyl are originally identical, the representative meaning that number in the figure is identical is identical, something in common does not repeat, and the dual-side that difference is pressed close to the rotary kiln shell for the high-temperature-resistant layer 1 described in the embodiment 19 has the heat-insulation layer 5 of inlaid shapes, thickness and its coupling between two contour bar shaped supporting leg 6, two supporting legs 6.But building method reference example 11.
Embodiment 20: referring to Figure 10-1, and Figure 10-2, Figure 10-4, embodiment 20 and embodiment nonadecyl are originally identical, the representative meaning that number in the figure is identical is identical, and something in common does not repeat, and difference is the fan-shaped hexahedrons of isosceles for the cross section described in the embodiment 20.But building method reference example 11.
Claims (10)
1. an inner liner of rotary kiln prefabricated section is strip, and its cross section is the hexahedron of isosceles trapezoid, or for cross section be the fan-shaped hexahedrons of isosceles; It is characterized in that: the termination of muscle is connected with the pre-buried steel member in the muscle in prefabricated section inside is provided with netted anchoring, anchoring, and described pre-buried steel member does not stretch out four jiaos of joint faces of prefabricated section, and the pre-buried steel member is exposed to four jiaos of connection surfaces; The shape approximation of described pre-buried steel member is in angle steel.
2. rotary kiln prefabricated section according to claim 1 is characterized in that: described prefabricated section two sides and both ends of the surface are provided with the strip bulge or the groove of mutual coupling; The cross section of described strip bulge or groove is an arc, or is triangle, or is square, or is trapezoidal.
3. according to the described rotary kiln prefabricated section of the arbitrary claim of claim 1-2, it is characterized in that: described prefabricated section contains high-temperature-resistant layer and heat-insulation layer, and described heat-insulation layer is pressed close to the rotary kiln shell.
4. rotary kiln prefabricated section according to claim 3, it is characterized in that: four angles of one side that described high-temperature-resistant layer is pressed close to the rotary kiln shell are raised with contour supporting leg, the shape of described heat-insulation layer, thickness and supporting leg shape, thickness are complementary, and are fastened togather.
5. rotary kiln prefabricated section according to claim 3 is characterized in that: the dual-side that described high-temperature-resistant layer is pressed close to the rotary kiln shell is provided with two contour bar shaped supporting legs, the heat-insulation layer of inlaid shapes, thickness and its coupling between two supporting legs.
6. an inner liner of rotary kiln prefabricated section is strip, and its cross section is the hexahedron of isosceles trapezoid, or cross section is the fan-shaped hexahedrons of isosceles; It is characterized in that: the termination of muscle is connected with the pre-buried steel member in the muscle in prefabricated section inside is provided with netted anchoring, anchoring, and described pre-buried steel member does not stretch out four jiaos of joint faces of prefabricated section, and the pre-buried steel member is exposed to four jiaos of joint faces; The shape approximation of described pre-buried steel member is in angle steel; The thickness that is absorbed in the degree of depth of prefabricated section and pre-buried steel member under one of them pre-buried steel member is suitable, and pre-buried steel member another pre-buried steel member on same side stretches out a prefabricated section part therewith.
7. rotary kiln prefabricated section according to claim 6 is characterized in that: described prefabricated section two sides and both ends of the surface are provided with the strip bulge or the groove of mutual coupling; The cross section of described strip bulge or groove is an arc, or is triangle, or is square, or is trapezoidal.
8. according to the described rotary kiln prefabricated section of the arbitrary claim of claim 6-7, it is characterized in that: described prefabricated section contains high-temperature-resistant layer and heat-insulation layer, and described heat-insulation layer is pressed close to the rotary kiln shell.
9. rotary kiln prefabricated section according to claim 8, it is characterized in that: four angles of one side that described high-temperature-resistant layer is pressed close to the rotary kiln shell are raised with contour supporting leg, the shape of described heat-insulation layer, thickness and supporting leg shape, thickness are complementary, and are fastened togather.
10. rotary kiln prefabricated section according to claim 8 is characterized in that: the dual-side that described high-temperature-resistant layer is pressed close to the rotary kiln shell has two contour bar shaped supporting legs, the heat-insulation layer of inlaid shapes, thickness and its coupling between two supporting legs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200898320U CN201032384Y (en) | 2007-03-29 | 2007-03-29 | Precast block for rotary kiln lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200898320U CN201032384Y (en) | 2007-03-29 | 2007-03-29 | Precast block for rotary kiln lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201032384Y true CN201032384Y (en) | 2008-03-05 |
Family
ID=39164274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200898320U Expired - Lifetime CN201032384Y (en) | 2007-03-29 | 2007-03-29 | Precast block for rotary kiln lining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201032384Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374784A (en) * | 2011-10-25 | 2012-03-14 | 长兴兴鹰新型耐火建材有限公司 | Wear-resistant prefabricated brick for cement-kiln grate-cooler low wall |
-
2007
- 2007-03-29 CN CNU2007200898320U patent/CN201032384Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374784A (en) * | 2011-10-25 | 2012-03-14 | 长兴兴鹰新型耐火建材有限公司 | Wear-resistant prefabricated brick for cement-kiln grate-cooler low wall |
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Granted publication date: 20080305 |