Ventilation system for rock plate ceramic tile kiln production line

Abstract

The utility model discloses a ventilation system for a rock plate ceramic tile kiln production line, which comprises a kiln production line, and a moisture removal area, a smoke removal area, a front combustion-supporting area, a rear combustion-supporting area, a quenching area, a drying area, a heat extraction area and a cooling area which are sequentially arranged along the conveying direction of the kiln production line, water vapor on the surfaces of the green bricks is pumped away through the moisture removal area; the smoke exhaust area exhausts smoke and recovers waste heat; double-end combustion supporting of the front combustion-supporting area and the rear combustion-supporting area is beneficial to formation of stable combustion-supporting air; the surfaces of green bricks are rapidly cooled in the rapid cooling area, water vapor generated in the rapid cooling process is taken away in the drying area, waste heat generated when brick bodies are dried is taken away in the heat pumping area and conveyed to the rear combustion-supporting area to be recycled, so that heat loss of the kiln is reduced, and finally the green bricks are cooled in a partitioned mode through the direct cooling fan and the final cooling fan. According to the utility model, the efficient utilization of kiln heat and the rapid cooling of the brick body are realized, the efficient utilization of energy is realized, and the production cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of ceramic production, and more specifically, it particularly relates to a ventilation system for a rock slab tile kiln production line. Background Art

[0002] In the field of large-size rock slab tile production, usually after the brick blank is inkjet printed with patterns, it is sent into the kiln production line for firing. In order to ensure the firing effect of the kiln, it is often necessary to introduce combustion-supporting air into the kiln through a combustion-supporting air pipe. The existing combustion-supporting air pipes mostly introduce combustion-supporting air into the kiln from fixed positions, and it is impossible to evenly distribute the introduced combustion-supporting air in the inner cavity of the kiln, resulting in poor combustion-supporting effect. The flue gas generated during the combustion-supporting process cannot be effectively recovered, and the heat in the flue gas is often wasted, resulting in large heat loss of the kiln. In addition, in the cooling link after the brick blank is fired, there are also many heat loss links, and the cooling effect is not ideal enough. Summary of the Utility Model

[0003] The utility model provides a ventilation system for a rock slab tile kiln production line to solve the problems raised in the above background art. To achieve the above purpose, the utility model provides the following technical solutions: A ventilation system for a rock slab tile kiln production line includes a kiln production line, and a moisture exhaust area, a smoke exhaust area, a front combustion-supporting area, a rear combustion-supporting area, a rapid cooling area, a drying area, a heat extraction area, and a cooling area are sequentially arranged along the conveying direction of the kiln production line;

[0004] The moisture exhaust area is arranged at the front end of the kiln production line, and it includes a moisture exhaust air duct and a moisture exhaust fan; the moisture exhaust air duct is distributed along the kiln production line, and the air inlet of the moisture exhaust fan is connected to the moisture exhaust air duct;

[0005] The smoke exhaust area includes a smoke exhaust pipe, a smoke exhaust fan, and a heat exchange component. The smoke exhaust pipe is distributed along the kiln production line. One end of the smoke exhaust fan is connected to the smoke exhaust pipe, and the other end is connected to the heat exchange component;

[0006] The front combustion-supporting area includes a front combustion-supporting pipe and a front combustion-supporting fan. The front combustion-supporting pipe is distributed along the kiln production line, and the air outlet of the front combustion-supporting fan is connected to the front combustion-supporting pipe;

[0007] The rear combustion-supporting area includes a rear combustion-supporting pipe and a rear combustion-supporting fan. The rear combustion-supporting pipe is distributed along the kiln production line, and the air outlet of the rear combustion-supporting fan is connected to the rear combustion-supporting pipe;

[0008] The rapid cooling area includes a rapid cooling pipe and a rapid cooling fan. The rapid cooling pipe is distributed along the kiln production line, and the air outlet of the rapid cooling fan is connected to the rapid cooling pipe;

[0009] The drying area includes a drying pipeline and a drying fan. The drying pipeline is distributed along the kiln production line, and the air outlet of the drying fan is connected to the drying pipeline;

[0010] The heat extraction area includes a heat extraction pipeline and a heat extraction fan. The heat extraction pipeline is distributed along the kiln production line, the air inlet of the heat extraction fan is connected to the heat extraction pipeline, and the air outlet is connected to the air inlet of the post-combustion fan;

[0011] The cooling area is arranged at the rear end of the kiln production line and includes a cooling pipeline and a cooling fan. The cooling pipeline is distributed along the kiln production line, and the air outlet of the cooling fan is connected to the cooling pipeline.

[0012] Preferably, the cooling fan includes a direct cooling fan and a final cooling fan, the cooling pipeline includes a direct cooling pipeline and a final cooling pipeline, and the direct cooling pipeline and the final cooling pipeline are arranged in sequence along the advancing direction of the kiln production line; the direct cooling fan is connected to the direct cooling pipeline, and the cooling fan is connected to the cooling pipeline.

[0013] Preferably, the heat exchange component includes a heat exchange pipeline, a smoke exhaust temperature sensor, a heat exchanger, a heat exchange extraction fan, and a heat exchange induced draft fan; the number of the smoke exhaust fans is two, and the two smoke exhaust fans are arranged in parallel; one end of the heat exchange pipeline is connected to the smoke exhaust fan, the other end is connected to the heat exchanger, the heat exchange extraction fan and the heat exchange induced draft fan are respectively connected to the heat exchanger, and the smoke exhaust temperature sensor is arranged in the heat exchange pipeline.

[0014] Preferably, the heat extraction fan includes a first fan, a second fan, and a tail extraction fan; the first fan and the second fan are arranged in parallel, the front end of the heat extraction pipeline is respectively connected to the first fan and the second fan, and the tail extraction fan is arranged at the rear end of the kiln production line, and its air inlet is connected to the rear end of the heat extraction pipeline.

[0015] Preferably, a pre-combustion temperature sensor and a pre-combustion underpressure alarm are arranged on the pre-combustion pipeline. The pre-combustion temperature sensor is used to detect the air flow temperature entering the pre-combustion pipeline, and the pre-combustion underpressure alarm is used to detect the air pressure in the pre-combustion pipeline.

[0016] Preferably, a number of ultra-high temperature ceramic rollers are arranged on the kiln production line, and the ultra-high temperature ceramic rollers are used to convey the brick blanks.

[0017] Preferably, the number of the moisture exhaust fans is two, and the two moisture exhaust fans are arranged in parallel; the number of the front combustion assisting fans is two, and the two front combustion assisting fans are arranged in parallel; the number of the rear combustion assisting fans is two, and the two rear combustion assisting fans are arranged in parallel; the number of the rapid cooling fans is two, and the two rapid cooling fans are arranged in parallel; the number of the heat extraction fans is two, and the two heat extraction fans are arranged in parallel.

[0018] Preferably, filter devices are respectively arranged at the air inlets of the rapid cooling fans, the drying fans and the cooling fans.

[0019] Preferably, the filter device is a filter screen, and the filter screen is used to filter out impurities in the air flow.

[0020] Compared with the prior art, the beneficial effects of the present utility model are as follows: the present utility model arranges multi-stage air ducts along the kiln production line, wherein the moisture exhaust area extracts the water vapor on the green bricks after the previous process, the smoke exhaust area discharges the smoke in the combustion process and recovers and utilizes the waste heat in the smoke, and a double-end combustion assisting structure of a front combustion assisting area and a rear combustion assisting area is adopted in the combustion area of the kiln, so as to form a stable combustion assisting air jointly at the front and rear ends of the combustion area, meet the processing requirements of the rock slab tiles, and ensure the efficient production of the rock slab tiles; the rapid cooling area rapidly cools the surface of the green bricks to control the precipitation of heavy metals during the cooling of the ceramic products; the drying area takes away the water vapor generated during the rapid cooling process, and the heat extraction area takes away the waste heat generated during the drying of the bricks and sends it to the rear combustion assisting area for repeated utilization to reduce the heat loss of the kiln. Finally, through the partition cooling of the direct cooling fans and the final cooling fans, the firing of the green bricks is completed. The present utility model redesigns each area of the kiln production line, and according to different partitions, realizes the efficient utilization of the kiln heat and the rapid cooling of the bricks, realizes the efficient utilization of energy, and saves the production cost. Description of the Drawings

[0021] Figure 1 is a structural diagram of the ventilation system for the rock slab tile kiln production line according to the embodiment of the present utility model;

[0022] Figure 2 is a structural diagram of the ventilation system for the rock slab tile kiln production line according to the embodiment of the present utility model;

[0023] Figure 3 is Figure 2 the enlarged view of part A in

[0024] Figure 4 is Figure 2 the enlarged view of part B in

[0025] Figure 5 is Figure 2 the enlarged view of part C in

[0026] Figure 6 is Figure 2 an enlarged view of part D in

[0027] Figure 7 is Figure 2 an enlarged view of part E in

[0028] Figure 8 is Figure 2 an enlarged view of part F in

[0029] Figure 9 is Figure 2 an enlarged view of part G in

[0030] In Figures 1 to 9 the corresponding relationship between the names of each component and the reference numerals in the drawings is as follows:

[0031] 1 - kiln production line, 2 - moisture exhaust area, 21 - moisture exhaust air duct, 22 - moisture exhaust fan, 3 - smoke exhaust area, 31 - smoke exhaust pipe, 32 - smoke exhaust fan, 33 - heat exchange component, 331 - heat exchange pipe, 332 - smoke exhaust temperature sensor, 333 - heat exchanger, 334 - heat exchange extraction fan, 335 - heat exchange induced draft fan, 4 - front combustion support area, 41 - front combustion support pipe, 42 - front combustion support fan, 5 - rear combustion support area, 51 - rear combustion support pipe, 52 - rear combustion support fan, 6 - rapid cooling area, 61 - rapid cooling pipe, 62 - rapid cooling fan, 7 - drying area, 71 - drying pipe, 72 - drying fan, 8 - heat extraction area, 81 - heat extraction pipe, 82 - first fan, 83 - second fan, 84 - tail extraction fan, 9 - cooling area, 91 - direct cooling fan, 92 - final cooling fan, 93 - direct cooling pipe, 94 - final cooling pipe. Specific Embodiments

[0032] The following further describes in detail the embodiments of the present invention in conjunction with the drawings and examples. The attached drawings are for reference and illustration purposes only and are not used to limit the embodiments of the present disclosure. The following examples are used to illustrate the present invention but cannot be used to limit the scope of the present invention.

[0033] In the description of the present invention, unless otherwise specified, "a plurality of" means two or more; the orientation or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation of the present invention. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0034] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "connected" and "connected to" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0035] Please refer to Figures 1 to 9 , the present utility model provides a ventilation system for a rock slab tile kiln production line, which includes a kiln production line 1, and a moisture exhaust area 2, a smoke exhaust area 3, a front combustion assisting area 4, a rear combustion assisting area 5, a rapid cooling area 6, a drying area 7, a heat extraction area 8, and a cooling area 9 are sequentially arranged along the conveying direction of the kiln production line 1;

[0036] The moisture exhaust area 2 is arranged at the front end of the kiln production line 1, and it includes a moisture exhaust air duct 21 and a moisture exhaust fan 22; the moisture exhaust air duct 21 is distributed along the kiln production line 1, and the air inlet of the moisture exhaust fan 22 is connected to the moisture exhaust air duct 21;

[0037] The smoke exhaust area 3 includes a smoke exhaust pipe 31, a smoke exhaust fan 32, and a heat exchange component 33. The smoke exhaust pipe 31 is distributed along the kiln production line 1. One end of the smoke exhaust fan 32 is connected to the smoke exhaust pipe 31, and the other end is connected to the heat exchange component 33;

[0038] The front combustion assisting area 4 includes a front combustion assisting pipe 41 and a front combustion assisting fan 42. The front combustion assisting pipe 41 is distributed along the kiln production line 1, and the air outlet of the front combustion assisting fan 42 is connected to the front combustion assisting pipe 41;

[0039] The rear combustion assisting area 5 includes a rear combustion assisting pipe 51 and a rear combustion assisting fan 52. The rear combustion assisting pipe 51 is distributed along the kiln production line 1, and the air outlet of the rear combustion assisting fan 52 is connected to the rear combustion assisting pipe 51;

[0040] The rapid cooling area 6 includes a rapid cooling pipe 61 and a rapid cooling fan 62. The rapid cooling pipe 61 is distributed along the kiln production line 1, and the air outlet of the rapid cooling fan 62 is connected to the rapid cooling pipe 61;

[0041] The drying area 7 includes a drying pipe 71 and a drying fan 72. The drying pipe 71 is distributed along the kiln production line 1, and the air outlet of the drying fan 72 is connected to the drying pipe 71;

[0042] The heat extraction area 8 includes a heat extraction pipeline 81 and a heat extraction fan. The heat extraction pipeline 81 is distributed along the kiln production line 1. The air inlet of the heat extraction fan is connected to the heat extraction pipeline 81, and the air outlet is connected to the air inlet of the post-combustion fan 52.

[0043] The cooling area 9 is arranged at the rear end of the kiln production line 1 and includes a cooling pipeline and a cooling fan. The cooling pipeline is distributed along the kiln production line 1, and the air outlet of the cooling fan is connected to the cooling pipeline.

[0044] In the embodiment of the present utility model, the moisture removal area 2 performs moisture removal operation on the green bricks just coming from the printing process. The moisture is taken away by the moisture removal fan 22. The moisture removal pipeline is uniformly distributed above and below the green brick conveying line, and sucks away the moisture from both sides of the green bricks to quickly reduce the humidity on the surface of the green bricks. The smoke exhaust area 3 is located at the front end of the green brick combustion furnace. The smoke generated by the combustion furnace is sucked away, and after passing through the smoke exhaust pipeline 31, it enters the heat exchange component 33. The heat exchange component transfers the heat of the smoke to the normal-temperature induced air flow through heat exchange, and then the induced air flow is heated. The heated induced air flow can be sent into the intake pipeline of the pre-combustion fan 42 or the post-combustion fan 52, thereby realizing the increase of the basic temperature of the combustion-supporting air, making the combustion-supporting air heat up faster and saving more energy consumption.

[0045] This embodiment adopts a front and rear combustion-supporting structural design. By arranging a pre-combustion fan 42 at the front end of the green brick combustion furnace and a post-combustion fan 52 at the rear end, combustion support at both ends of the green brick combustion furnace is realized, making the distribution of the combustion-supporting air more uniform, the air pressure more stable, and the combustion in the furnace more stable, effectively improving the qualified rate of the fired rock slab ceramics. The rapid cooling area 6 rapidly cools the surface of the green bricks to control the precipitation of heavy metals during the cooling of the ceramic products; the drying area 7 takes away the water vapor generated during the rapid cooling process, and the heat extraction area 8 takes away the residual heat generated during the drying of the brick body and sends it to the post-combustion area 5 for reuse to reduce the heat loss of the kiln. Finally, through the partition cooling of the direct cooling fan 91 and the final cooling fan 92, the firing of the green bricks is completed. The present utility model redesigns each area of the kiln production line 1 and, according to different partitions, realizes the efficient utilization of the kiln heat and the rapid cooling of the brick body, achieving the efficient utilization of energy and saving production costs.

[0046] Preferably, the cooling fan includes a direct cooling fan 91 and a final cooling fan 92, the cooling pipeline includes a direct cooling pipeline 93 and a final cooling pipeline 94, and the direct cooling pipeline 93 and the final cooling pipeline 94 are arranged in sequence along the advancing direction of the kiln production line 1; the direct cooling fan 91 is connected to the direct cooling pipeline 93, and the cooling fan is connected to the cooling pipeline. In this embodiment, the cooling fan includes a direct cooling fan 91 and a final cooling fan 92. Among them, the direct cooling fan 91 blows air through the direct cooling pipeline 93 to the brick body that has just undergone drying and waste heat recovery to cool its surface. Then, the brick body enters the area of the final cooling pipeline 94, and the final cooling fan 92 blows air through the final cooling pipeline 94 to the brick body for final air blowing, so that the temperature of the brick body drops to a suitable temperature.

[0047] Preferably, the heat exchange assembly 33 includes a heat exchange pipeline 331, a smoke exhaust temperature sensor 332, a heat exchanger 333, a heat exchange extraction fan 334 and a heat exchange induced draft fan 335; the number of the smoke exhaust fans 32 is two, and the two smoke exhaust fans 32 are arranged in parallel; one end of the heat exchange pipeline 331 is connected to the smoke exhaust fan 32, and the other end is connected to the heat exchanger 333. The heat exchange extraction fan 334 and the heat exchange induced draft fan 335 are respectively connected to the heat exchanger 333, and the smoke exhaust temperature sensor 332 is arranged in the heat exchange pipeline 331. In this embodiment, the heat exchange assembly 33 exchanges heat by using the heat exchanger 333, and uses the waste heat of the flue gas to heat the air flow drawn in by the heat exchange induced draft fan 335, so as to increase the temperature of the combustion-supporting air sent into the kiln. The hot air sent out by the heat exchange induced draft fan 335 can be sent to the air inlet end of the front combustion-supporting fan 42 or the rear combustion-supporting fan 52.

[0048] Preferably, the heat extraction fan includes a first fan 82, a second fan 83 and a tail extraction fan 84; the first fan 82 and the second fan 83 are arranged in parallel, the front ends of the heat extraction pipeline 81 are respectively connected to the first fan 82 and the second fan 83, and the tail extraction fan 84 is arranged at the rear end of the kiln production line 1, and its air inlet is connected to the rear end of the heat extraction pipeline 81. In this embodiment, fans are respectively arranged at multiple conveying stations of the brick body to extract waste heat air, so as to better recover and utilize waste heat and reduce the heat loss of the kiln.

[0049] Preferably, a pre-combustion temperature sensor and a pre-combustion underpressure alarm are provided on the pre-combustion pipeline 41. The pre-combustion temperature sensor is used to detect the temperature of the air flow entering the pre-combustion pipeline 41, and the pre-combustion underpressure alarm is used to detect the air pressure in the pre-combustion pipeline 41. By using the pre-combustion temperature sensor to monitor the temperature of the air flow in the pipeline in real time, it helps to better control the temperature of the combustion-supporting air. At the same time, a pre-combustion underpressure alarm is set. The pre-combustion underpressure alarm includes a pressure sensor for monitoring the pressure in the pipeline and an alarm. When the pressure sensor detects an abnormal pressure in the pipeline, an alarm can be issued externally through the alarm.

[0050] Preferably, a number of ultra-high temperature ceramic rollers are provided on the kiln production line 1, and the ultra-high temperature ceramic rollers are used to convey the brick blanks. In this embodiment, the rollers for conveying the brick blanks on the kiln production line 1 all adopt ultra-high temperature ceramic rollers to withstand higher temperatures.

[0051] Preferably, the number of the moisture exhaust blowers 22 is two, and the two moisture exhaust blowers 22 are arranged in parallel; the number of the pre-combustion blowers 42 is two, and the two pre-combustion blowers 42 are arranged in parallel; the number of the post-combustion blowers 52 is two, and the two post-combustion blowers 52 are arranged in parallel; the number of the rapid cooling blowers 62 is two, and the two rapid cooling blowers 62 are arranged in parallel; the number of the heat extraction blowers is two, and the two heat extraction blowers are arranged in parallel.

[0052] Preferably, filter devices are respectively provided at the air inlets of the rapid cooling blower 62, the drying blower 72, and the cooling blower. By providing filter devices at the air inlets of the blowers used for drying and cooling, it can effectively reduce the impurities from being sprayed onto the surface of the brick blanks along with the air flow, avoid scratching the surface of the brick blanks, and improve the yield of the bricks.

[0053] Preferably, the filter device is a filter screen, and the filter screen is used to filter out the impurities in the air flow.

[0054] Compared with the prior art, the beneficial effects of the utility model are as follows: The utility model is provided with multiple air ducts along the kiln production line. Among them, the moisture extraction area extracts the water vapor on the green bricks after the previous process, and the smoke exhaust area discharges the smoke during the combustion process and recovers and utilizes the waste heat in the smoke. In the combustion area of the kiln, a double-end combustion-supporting structure of a front combustion-supporting area and a rear combustion-supporting area is adopted, so that a stable combustion-supporting air jointly formed at the front and rear ends of the combustion area meets the processing requirements of the slab tiles and ensures the efficient production of the slab tiles; the rapid cooling area rapidly cools the surface of the green bricks to control the precipitation of heavy metals during the cooling of the ceramic products; the drying area takes away the water vapor generated during the rapid cooling process, and the heat extraction area takes away the waste heat generated during the drying of the brick body and sends it to the rear combustion-supporting area for reuse to reduce the heat loss of the kiln. Finally, through the partition cooling of the direct cooling fan and the final cooling fan, the firing of the green bricks is completed. The utility model redesigns each area of the kiln production line and, according to different partitions, realizes the efficient utilization of the heat of the kiln and the rapid cooling of the brick body, realizes the efficient utilization of energy, and saves the production cost.

[0055] The embodiments of the utility model are given for purposes of illustration and description, and are not exhaustive or limit the utility model to the disclosed form. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are chosen and described in order to better illustrate the principles and practical applications of the utility model, and enable those of ordinary skill in the art to understand the utility model and thus design various embodiments with various modifications suitable for specific purposes.

Claims

1. A ventilation system for a rock slab tile kiln production line, characterized in that: The invention comprises a kiln production line (1), wherein a dehumidification zone (2), a smoke exhaust zone (3), a front combustion-supporting zone (4), a rear combustion-supporting zone (5), a rapid cooling zone (6), a drying zone (7), a heat extraction zone (8) and a cooling zone (9) are sequentially arranged along the conveying direction of the kiln production line; The dehumidification zone is arranged at the front end of the kiln production line, and comprises a dehumidification air duct (21) and a dehumidification fan (22); the dehumidification air duct is distributed along the kiln production line, and the air inlet of the dehumidification fan is connected to the dehumidification air duct; The smoke exhaust area comprises a smoke exhaust pipe (31), a smoke exhaust fan (32) and a heat exchange component (33); the smoke exhaust pipe is distributed along the kiln production line; one end of the smoke exhaust fan is connected to the smoke exhaust pipe, and the other end is connected to the heat exchange component; The front combustion-supporting zone includes a front combustion-supporting pipeline (41) and a front combustion-supporting fan (42), the front combustion-supporting pipeline is distributed along the kiln production line, and the air outlet of the front combustion-supporting fan is connected to the front combustion-supporting pipeline; The post-combustion-supporting zone includes a post-combustion-supporting pipeline (51) and a post-combustion-supporting fan (52), wherein the post-combustion-supporting pipeline is distributed along the kiln production line, and the air outlet of the post-combustion-supporting fan is connected to the post-combustion-supporting pipeline; The quenching zone includes a quenching pipe (61) and a quenching fan (62), the quenching pipe is distributed along the kiln production line, and the air outlet of the quenching fan is connected to the quenching pipe; The drying area comprises a drying pipeline (71) and a drying fan (72), the drying pipeline is distributed along the kiln production line, and the air outlet of the drying fan is connected to the drying pipeline; The heat extraction zone includes a heat extraction pipe (81) and a heat extraction fan, the heat extraction pipe is distributed along the kiln production line, the air inlet of the heat extraction fan is connected to the heat extraction pipe, and the air outlet is connected to the air inlet of the post-combustion fan; The cooling zone is arranged at the rear end of the kiln production line, and comprises a cooling pipe and a cooling fan. The cooling pipe is distributed along the kiln production line, and the air outlet of the cooling fan is connected to the cooling pipe.

2. The ventilation system for a rock slab tile kiln production line according to claim 1 is characterized in that: The cooling fan includes a direct cooling fan (91) and a final cooling fan (92), and the cooling pipe includes a direct cooling pipe (93) and a final cooling pipe (94). The direct cooling pipe and the final cooling pipe are arranged in sequence along the forward direction of the kiln production line; the direct cooling fan is connected to the direct cooling pipe, and the cooling fan is connected to the cooling pipe.

3. The ventilation system for a rock slab tile kiln production line according to claim 1 is characterized in that: The heat exchange component includes a heat exchange pipe (331), a smoke exhaust temperature sensor (332), a heat exchanger (333), a heat exchange exhaust fan (334) and a heat exchange induced draft fan (335); the number of the smoke exhaust fans is two, and the two smoke exhaust fans are arranged in parallel; one end of the heat exchange pipe is connected to the smoke exhaust fan, and the other end is connected to the heat exchanger, the heat exchange exhaust fan and the heat exchange induced draft fan are respectively connected to the heat exchanger, and the smoke exhaust temperature sensor is arranged in the heat exchange pipe.

4. The ventilation system for a rock slab tile kiln production line according to claim 1 is characterized in that: The heat extraction fan comprises a first fan (82), a second fan (83) and a tail exhaust fan (84); the first fan and the second fan are arranged in parallel, the front end of the heat extraction pipeline is connected to the first fan and the second fan respectively, and the tail exhaust fan is arranged at the rear end of the kiln production line, and its air inlet is connected to the rear end of the heat extraction pipeline.

5. The ventilation system for a rock slab tile kiln production line according to claim 1 is characterized in that: The front combustion-supporting pipeline is provided with a front combustion-supporting temperature sensor and a front combustion-supporting underpressure alarm. The front combustion-supporting temperature sensor is used to detect the temperature of the airflow entering the front combustion-supporting pipeline, and the front combustion-supporting underpressure alarm is used to detect the air pressure in the front combustion-supporting pipeline.

6. The ventilation system for a rock slab tile kiln production line according to claim 1 is characterized in that: The kiln production line is provided with a plurality of ultra-high temperature ceramic rollers, and the ultra-high temperature ceramic rollers are used for conveying bricks.

7. The ventilation system for a rock slab tile kiln production line according to claim 1 is characterized in that: The number of the dehumidification fans is two, and the two dehumidification fans are arranged in parallel; the number of the front combustion-supporting fans is two, and the two front combustion-supporting fans are arranged in parallel; the number of the rear combustion-supporting fans is two, and the two rear combustion-supporting fans are arranged in parallel; the number of the quenching fans is two, and the two quenching fans are arranged in parallel; the number of the heat extraction fans is two, and the two heat extraction fans are arranged in parallel.

8. The ventilation system for a rock slab tile kiln production line according to any one of claims 1 to 7, characterized in that: The air inlet of the quenching fan, the air inlet of the drying fan and the air inlet of the cooling fan are respectively provided with filtering devices.

9. The ventilation system for a rock slab tile kiln production line according to claim 8 is characterized in that: The filtering device is a filter screen, and the filter screen is used to filter out impurities in the airflow.

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