CN211717175U - Supporting structure for tunnel kiln sintering barrel brick - Google Patents
Supporting structure for tunnel kiln sintering barrel brick Download PDFInfo
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- CN211717175U CN211717175U CN201922397917.0U CN201922397917U CN211717175U CN 211717175 U CN211717175 U CN 211717175U CN 201922397917 U CN201922397917 U CN 201922397917U CN 211717175 U CN211717175 U CN 211717175U
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Abstract
The utility model relates to the technical field of refractory kilns, in particular to a supporting structure for sintering barrel bricks of a tunnel kiln, which comprises a plurality of transverse bearing plates and a plurality of longitudinal supporting plates; and the two ends of the bearing plate are fixedly connected with the upper end of the supporting plate. The thickness of the pressure bearing plate and the support plate is 50-80 mm. The supporting plate is wedge-shaped, and the ratio of the upper end to the lower end of the wedge-shaped supporting plate is 1: 1.1 to 1.4; width to height ratio of 1: 1.5 to 2.5. The height of the supporting plate is at least the height of two layers of tubular bricks. The bearing plate and the supporting plate are made of magnesia bricks. The width-to-length ratio of the bearing plate is 1: 2.0 to 2.5. By utilizing the supporting structure, the stacking of the tubular bricks in height can be spaced, the stacking height is reduced, the creep deformation and cracks generated in the sintering process of the tubular bricks are reduced, the quality of the fired tubular bricks can be improved, the rejection rate of the tubular bricks is reduced, and the production cost is reduced.
Description
Technical Field
The utility model relates to a refractory kiln technical field especially relates to a tunnel cave sintering bearing structure for barrel brick.
Background
The tubular bricks are obtained by stacking the tubular bricks on kiln cars and then sintering the bricks at high temperature in a tunnel kiln. Therefore, the stacking height of the bricks on the kiln car can seriously affect the sintering quality of the bricks, thereby affecting the production cost. The stacking of the tubular bricks is too high, and in the sintering process, due to the influence of the self weight of the tubular bricks, the tubular bricks at the lower layer can generate creep deformation at high temperature, so that the obtained tubular bricks become large in size or cracks are generated at corners; if the stack of the tubular bricks is too low, the heat transfer area of the stack of the bricks is too large in the sintering process, and the heat is easy to dissipate, so that the sintering effect of the tubular bricks is influenced, therefore, the tubular bricks are sintered in a tunnel kiln, and the area requirement of the stack of the tubular bricks has a reasonable range value.
In the production line for manually and semi-automatically producing the tubular bricks, compact standard bricks are placed on the lower layer and the tubular bricks are placed on the upper layer in the stacking process, so that the obtained tubular bricks are good in quality. Present section of thick bamboo brick's production is mostly automated production and stack, adopts automated production, produces the line and is the section of thick bamboo brick, and the unable stack mark brick of realizing lower floor of stack in the stack process, upper stack section of thick bamboo brick to there is the stack height, weight is big, and the lifting surface area is little, the deformation volume big problem that produces under high temperature.
In the actual sintering process, under the high temperature condition, as the tubular brick at the bottom layer needs to bear the weight of the tubular brick at the upper layer, creep deformation is generated, the rejection rate is high, and the yield and the production cost of the tubular brick are seriously influenced.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a tunnel cave bearing structure for sintering section of thick bamboo brick utilizes this bearing structure, can separate the stack of section of thick bamboo brick in height, reduces the stack height, reduces creep deformation and the crackle that section of thick bamboo brick produced in sintering process, can improve the quality of firing section of thick bamboo brick, reduces section of thick bamboo brick rejection rate, has reduced manufacturing cost.
The utility model adopts the technical proposal that: a supporting structure for a tunnel kiln sintering barrel brick comprises a plurality of transverse bearing plates and a plurality of longitudinal supporting plates; and the two ends of the bearing plate are fixedly connected with the upper end of the supporting plate.
Preferably, in the supporting structure for the tunnel kiln sintered cylindrical brick, the thickness of the pressure bearing plate and the thickness of the supporting plate are 50-80 mm.
Preferably, in the above supporting structure for tunnel kiln clinker bricks, the supporting plate 2 is wedge-shaped, and the ratio of the upper end c to the lower end d of the wedge-shaped supporting plate is 1: 1.1 to 1.4; the ratio of width and height a to b is 1: 1.5 to 2.5.
Preferably, in the support structure for the sintering barrel brick of the tunnel kiln, the height of the support plate is at least two layers of barrel bricks.
Preferably, in the supporting structure for the tunnel kiln clinker cylinder brick, the bearing plate and the supporting plate are made of magnesium bricks.
Preferably, in the above supporting structure for a tunnel kiln clinker barrel brick, the width-to-length ratio of the bearing plate is 1: 2.0 to 2.5.
Drawings
Fig. 1 is a front view of a tubular brick stacked according to embodiment 1 of the present invention.
Fig. 2 is a front view of the cylindrical bricks in the stacking of embodiment 2 of the present invention.
Fig. 3 is a front view of the support plate of the present invention.
Fig. 4 is a side view of the support plate of the present invention.
The meanings of the symbols in the figures: 1-kiln car, 2-support plate, 3-bearing plate and 4-cylindrical brick.
Detailed Description
The following is a detailed description of the present invention, but is not intended to limit the invention in any way.
Example 1
A supporting structure for sintering tubular bricks in a tunnel kiln comprises 1 transverse bearing plate 3 and 2 longitudinal supporting plates 2 in each row of tubular brick stacks; and the two ends of the bearing plate 3 are fixedly connected with the upper end of the supporting plate 2. The height b of the supporting plate 2 is 360mm, the width a of the supporting plate is 220mm, the thickness of the lower surface d of the wedge-shaped brick of the supporting plate 2 is 65mm, and the thickness c of the upper surface of the wedge-shaped brick of the supporting plate 2 is 55 mm; the pressure bearing plate 3 has a thickness of 50mm, a width of 220mm and a length of 540 mm. In this embodiment, two supporting structures for the sintering tubular bricks of the tunnel kiln are arranged on the kiln car 1 side by side.
The using process of the supporting structure for the tunnel kiln sintered cylindrical bricks comprises the following steps: the height of the barrel brick 4 in this embodiment is 175mm, and the width is 220 mm. After the tubular bricks 4 are stacked two layers on the kiln car 1, the supporting plates 2 are placed on two sides of the tubular bricks 4, two ends of the bearing plate 3 are respectively placed on the two supporting plates 2 and are fixed, and a certain hole is reserved between the bearing plate 3 and the tubular bricks, so that the lower layer of tubular bricks can not bear the weight of the tubular bricks above the bearing plate any more in the sintering process. Two layers of tubular bricks 4 can still be stacked on the bearing plate 3, and after the stacking is finished, the kiln car 1 is pushed into the tunnel kiln for sintering.
The stacking layer number is low in the embodiment, and the tubular bricks at the lower layer cannot generate excessive deformation in the sintering process, so that the yield is increased.
Example 2
A supporting structure for sintering tubular bricks in a tunnel kiln comprises 1 transverse bearing plate 3 and 2 longitudinal supporting plates 2 in each row of tubular brick stacks; and the two ends of the bearing plate 3 are fixedly connected with the upper end of the supporting plate 2. The height b of the supporting plate 2 is 370mm, the width a is 240mm, the thickness d of the lower surface of the wedge-shaped brick is 65mm, and the thickness c of the upper surface of the wedge-shaped brick is 55 mm; the pressure-bearing plate has a thickness of 50mm, a width of 240mm and a length of 540 mm. In this embodiment, two supporting structures for the sintering tubular bricks of the tunnel kiln are arranged on the kiln car 1 side by side.
The using process of the supporting structure for the tunnel kiln sintered cylindrical bricks comprises the following steps: the height of the cylindrical brick 4 in the embodiment is 120mm, and the width is 240 mm. After stacking the tubular bricks 4 for three layers on the kiln car 1, the supporting plates 2 are placed on two sides of the tubular bricks 4, two ends of the bearing plate 3 are respectively placed on the two supporting plates 2 and are fixed, and a certain hole is reserved between the bearing plate 3 and the tubular bricks, so that the lower layer of tubular bricks can not bear the weight of the tubular bricks above the bearing plate any more in the sintering process. Two or three layers of tubular bricks 4 can still be stacked on the bearing plate 3, and after the stacking is finished, the kiln car 1 is pushed into the tunnel kiln for sintering.
The stacking layer number is low in the embodiment, and the tubular bricks at the lower layer cannot generate excessive deformation in the sintering process, so that the yield is increased.
The utility model discloses during the use, can be according to the size of section of thick bamboo brick with a plurality of backup pad and pressure-bearing plate pile together, avoid upper section of thick bamboo brick to lower floor's section of thick bamboo brick because the pressure that self weight produced, reduced the creep of lower floor's section of thick bamboo brick, improved the yield of section of thick bamboo brick.
The utility model is used for tunnel kiln sintering bearing structure for the section of thick bamboo brick compares the mode of the direct stack of present section of thick bamboo brick, can realize the high yield of section of thick bamboo brick, and the section of thick bamboo brick performance that the sintering obtained is even, the colour homogeneous. The utility model discloses during the use, can be according to the size of section of thick bamboo brick with a plurality of backup pad and pressure-bearing plate stack together, place backup pad and pressure-bearing plate to the section of thick bamboo brick of each row of stack according to the length of kiln car, improved the yield of section of thick bamboo brick.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. A supporting structure for a tunnel kiln sintering tubular brick is characterized by comprising a plurality of transverse bearing plates (3) and a plurality of longitudinal supporting plates (2); the two ends of the pressure bearing plate (3) are fixedly connected with the upper end of the support plate (2);
the supporting plate (2) is wedge-shaped, and the ratio of the upper end to the lower end of the wedge-shaped supporting plate is 1: 1.1 to 1.4; width to height ratio of 1: 1.5-2.5;
the bearing plate (3) and the support plate (2) are made of magnesia bricks.
2. The supporting structure for the tunnel kiln clinker barrel brick as claimed in claim 1, wherein the thickness of the bearing plate (3) and the supporting plate (2) is 50 to 80 mm.
3. The supporting structure for a tunnel kiln clinker brick according to claim 1, wherein the supporting plate (2) has a height of at least two layers of bricks.
4. The supporting structure for a tunnel kiln clinker barrel brick according to claim 1, wherein the ratio of the width to the length of the bearing plate (3) is 1: 2.0 to 2.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922397917.0U CN211717175U (en) | 2019-12-27 | 2019-12-27 | Supporting structure for tunnel kiln sintering barrel brick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922397917.0U CN211717175U (en) | 2019-12-27 | 2019-12-27 | Supporting structure for tunnel kiln sintering barrel brick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211717175U true CN211717175U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922397917.0U Active CN211717175U (en) | 2019-12-27 | 2019-12-27 | Supporting structure for tunnel kiln sintering barrel brick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211717175U (en) |
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2019
- 2019-12-27 CN CN201922397917.0U patent/CN211717175U/en active Active
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