CN207616861U - A kind of drying system for eliminating ceramic tile blank alligatoring - Google Patents

Abstract

The utility model discloses a drying system for eliminating cracks on the surface of a ceramic tile body, which comprises a high-temperature kiln and a body drying kiln. The entrance of the body drying kiln is provided with a conveying roller group. The top of the high-temperature section of the high-temperature kiln is provided with a first exhaust gas discharge pipe, the top of the cooling section of the high-temperature kiln is provided with a second exhaust gas discharge pipe, and the front section of the green body drying kiln is provided with a plurality of The first air intake pipe, the first air intake pipe and the first exhaust gas discharge pipe are connected through a connecting main pipe, and a water spray humidifying device is arranged in the connecting main pipe; the rear end of the green body drying kiln is provided with multiple A second air intake pipe, the second air intake pipe communicates with the second exhaust gas discharge pipe. The purpose of the utility model is to provide a drying system for eliminating cracks on the surface of the tile body which can effectively avoid the cracking of the tile body during the drying process.

Description

A drying system for eliminating cracks on the surface of ceramic tile bodies

technical field

The utility model relates to the field of tile processing and production equipment, in particular to a drying system for eliminating cracks on the surface of a tile body.

Background technique

After the tiles are compacted, they need to be dried and shaped, and the moisture in the green body is controlled so that it can enter the kiln.

During the drying process in the drying kiln, we found that the matching outer edge of the tiles located on both sides of the conveyor belt is closer to the side wall of the drying kiln, so the drying speed will be faster, and the result is that the tile body The heating efficiency of the center and side of the tile is different, which can easily lead to deformation or cracks of the tile body. At the same time, natural gas is used as the heat source of the drying kiln, and the surface of the tile body is prone to miscellaneous patterns.

Utility model content

The purpose of the utility model is to provide a drying system for eliminating cracks on the surface of the tile body which can effectively avoid the cracking of the tile body during the drying process.

The technical solution provided by the utility model is: a drying system for eliminating cracks on the surface of the tile body, including a high-temperature kiln and a body drying kiln, and the entrance of the body drying kiln is provided with a conveying roller group , the top of the high-temperature section of the high-temperature kiln is provided with a first exhaust gas discharge pipe, the top of the cooling section of the high-temperature kiln is provided with a second exhaust gas discharge pipe, and the front section of the green body drying kiln is A plurality of first air intake pipes are provided, and the first air intake pipes and the first exhaust gas discharge pipes are connected through a connecting main pipe, and a water spray humidifying device is installed in the connecting main pipe; The end is provided with a plurality of second air intake pipes, and the second air intake pipes communicate with the second exhaust gas discharge pipe;

A diesel coating mechanism is provided above both sides of the conveying roller group, and the diesel coating mechanism includes a support frame, and a horizontally arranged fixed rod is provided on the described support frame, and There is a sponge body, and an oil inlet pipe is connected to the sponge body, and the oil inlet pipe is connected to an oil barrel, and the height of the oil barrel is higher than that of the sponge body.

In the above-mentioned drying system for eliminating cracks on the surface of the tile body, the middle section of the body drying kiln is provided with a plurality of third air intake pipes, and the third air intake pipes communicate with the second exhaust gas discharge pipe, The third air intake pipe is also connected to the main connecting pipe through a connecting pipe, and the connecting pipe is provided with a valve.

In the above-mentioned drying system for eliminating cracks on the surface of the ceramic tile body, the first air intake pipe, the second air intake pipe, and the third air intake pipe are all provided with blowing pipes for inputting air.

In the above-mentioned drying system for eliminating cracks on the surface of the ceramic tile body, a fixing plate is also included, and the fixing plate is fixed on the fixing rod in an angle-adjustable manner, and the sponge body is fixed on the Below the fixed plate, the fixed plate is provided with a plurality of oil outlet holes, and the upper surface of the fixed plate is provided with an interface communicating with a plurality of oil outlet holes, and the interface communicates with the oil inlet pipe

In the above-mentioned drying system for eliminating cracks on the surface of the ceramic tile body, the fixing plate is socketed with the fixing rod through a socket, and the socket is provided with a device for fixing the socket on the Set screw on the fixed rod.

In the above-mentioned drying system for eliminating cracks on the surface of the ceramic tile body, the width of the conveying roller set is greater than the sum of the widths of at least three ceramic tiles.

After the utility model adopts the above-mentioned technical scheme, the beneficial effects it has are:

The utility model coats diesel oil on the outer side plate of the ceramic tile body on the edge of the conveying roller group through the diesel coating mechanism arranged on both sides of the conveying roller group. Finally, the diesel will absorb heat first, avoiding excessive heating of the outer part of the tile body, reducing the heating speed, realizing the same heating speed at the center and edge of the tile, and solving the problem of deformation and cracking of the tile body. At the same time, this scheme uses the exhaust gas from different parts of the high-temperature kiln to supply heat to different positions of the drying kiln, and its humidity and temperature can be controlled to improve product quality and avoid cracks or miscellaneous lines.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment 1;

Fig. 2 is a front view of the diesel oil coating mechanism in Embodiment 1 of the present utility model.

Detailed ways

The technical solution of the present utility model will be further described in detail below in combination with specific implementation methods, but this does not constitute any limitation to the present utility model.

Example 1

As shown in Figure 1-2, a kiln tail gas recycling system includes a high-temperature kiln 1 and a body drying kiln 2, the entrance of the body drying kiln is provided with a conveying roller group 13, the The top of the high-temperature section of the high-temperature kiln 1 is provided with a first exhaust gas discharge pipe 3, the top of the cooling section of the high-temperature kiln 1 is provided with a second exhaust gas discharge pipe 4, and the top of the green body drying kiln 2 The front section is provided with a plurality of first air intake pipes 5, and the first air intake pipe 5 and the first exhaust gas discharge pipe 3 are connected through a connecting main pipe 6, and a water spray humidifying device 7 is arranged inside the connecting main pipe 6; The rear end of the green body drying kiln 2 is provided with a plurality of second air inlet pipes 8, and the second air inlet pipes 8 communicate with the second tail gas discharge pipe 4.

Above the two sides of the conveying roller group 13, a diesel coating mechanism is provided, and the diesel coating mechanism includes a support frame 14, and the support frame 14 is provided with a horizontally arranged fixed rod 15. Fixed rod 15 is provided with sponge body 16, and described sponge body 16 is connected with oil inlet pipe 17, and described oil inlet pipe 17 is connected to an oil barrel 18, and the height of described oil barrel 18 is higher than sponge body 16. high.

During the production process, the diesel oil coating mechanism on both sides of the conveying roller group 13 coats the outer side plate of the ceramic tile body on the edge of the conveying roller group 13 with diesel oil. The volatility of diesel oil is lower than that of gasoline. After the middle, the diesel oil will absorb heat first, avoiding excessive heating of the outer part of the tile body, reducing the heating speed, realizing the same heating speed at the center and edge of the tile, and solving the problem of deformation and cracking of the tile body; high temperature kiln The tail gas from the high-temperature section of 1 enters the front section of the green body drying kiln 2 to dry the green body after being cooled and humidified by the water spray humidification device 7, and the hot gas from the cooling section of the high-temperature kiln 1 directly enters the rear end of the green body drying kiln 2. The green body is continuously dried. The drying effect of the whole process is uniform and effective, and there are basically no cracks on the surface of the product. Its thermal energy utilization efficiency is high.

In this embodiment, the middle section of the green body drying kiln 2 is provided with a plurality of third air intake pipes 9, the third air intake pipes 9 communicate with the second tail gas discharge pipe 4, and the third air intake pipes 9 communicate with the second tail gas discharge pipe 4. The air pipe 9 is also connected to the main connecting pipe 6 through a connecting pipe 10, and the connecting pipe 10 is provided with a valve 11. The humidity of the hot gas in the middle section of the green body drying kiln 2 can be adjusted through the opening of the valve 11 , so as to realize the precise control of the temperature and humidity of the heating gas in the whole green body drying kiln 2 .

In this embodiment, the first air intake pipe 5, the second air intake pipe 8, and the third air intake pipe 9 are all provided with a blast pipe 12 for inputting air, and the existence of the blast pipe 12 is conducive to more convenient Regulated temperature control inside the drying kiln.

In this embodiment, a fixed plate 19 is also included, the fixed plate 19 is fixed on the fixed rod 15 in an angle-adjustable manner, and the sponge body 16 is fixed under the fixed plate 19 , the fixed plate 19 is provided with a plurality of oil outlet holes 20 , the upper surface of the fixed plate 19 is provided with an interface communicating with the plurality of oil outlet holes 20 , and the interface communicates with the oil inlet pipe 17 . The spongy body 16 can be well fixed by the fixing plate 19, and the fixing form can be tied with ropes or steel wires. And the sponge body 16 has more oil inlet points, which can make the diesel oil in the sponge body 16 in a saturated state, and the fixed plate 19 is socketed with the fixed rod 15 through the socket piece 21, and the socket piece 21 is provided with a The positioning bolt 22 is used to fix the sleeve 21 on the fixed rod 15 .

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (6)

1. A drying system for eliminating cracks on the surface of a ceramic tile body, comprising a high-temperature kiln and a body drying kiln, the entrance of the body drying kiln is provided with a set of conveying rollers, and it is characterized in that the The top of the high-temperature section of the high-temperature kiln is provided with a first exhaust gas discharge pipe, the top of the cooling section of the high-temperature kiln is provided with a second exhaust gas discharge pipe, and the front section of the green body drying kiln is provided with multiple exhaust pipes. A first air intake pipe, the first air intake pipe and the first exhaust gas discharge pipe are connected through a connecting main pipe, and a water spray humidifying device is arranged in the connecting main pipe; the rear end of the green body drying kiln is provided with A plurality of second air intake pipes, the second air intake pipes communicate with the second exhaust gas discharge pipe; A diesel coating mechanism is provided above both sides of the conveying roller group, and the diesel coating mechanism includes a support frame, and a horizontally arranged fixed rod is provided on the described support frame, and There is a sponge body, and an oil inlet pipe is connected to the sponge body, and the oil inlet pipe is connected to an oil barrel, and the height of the oil barrel is higher than that of the sponge body. 2. The drying system for eliminating cracks on the surface of ceramic tile bodies according to claim 1, characterized in that, the middle section of the body drying kiln is provided with multiple third air inlet pipes, and the third inlet pipes The gas pipe communicates with the second exhaust gas discharge pipe, and the third air intake pipe is also connected to the connecting main pipe through a connecting pipe, and the connecting pipe is provided with a valve. 3. The drying system for eliminating cracks on the surface of the ceramic tile body according to claim 2, characterized in that: the first air intake pipe, the second air intake pipe, and the third air intake pipe are all provided with air intake pipes for inputting air. Blast pipe. 4. The drying system for eliminating cracks on the surface of the ceramic tile body according to claim 1, further comprising a fixed plate, the fixed plate is fixed on the fixed rod in an angle-adjustable manner, The sponge body is fixed below the fixed plate, the fixed plate is provided with a plurality of oil outlet holes, and the upper surface of the fixed plate is provided with an interface communicating with the plurality of oil outlet holes, the The interface is connected with the oil inlet pipe. 5. The drying system for eliminating cracks on the surface of the ceramic tile body according to claim 4, characterized in that, the fixed plate is socketed with the fixed rod through a socket, and the socket is provided with a A set bolt that secures the socket to the fixed rod as described. 6 . The drying system for eliminating cracks on the surface of ceramic tiles according to claim 5 , wherein the width of the set of conveying rollers is greater than the sum of the widths of at least three ceramic tiles.