CN213955958U

CN213955958U - Ventilation control system is fired to pottery

Info

Publication number: CN213955958U
Application number: CN202023258875.1U
Authority: CN
Inventors: 范健康
Original assignee: Rongxian Shunfa Ceramics Co ltd
Current assignee: Rongxian Shunfa Ceramics Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-13
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a ventilation control system is fired to pottery, including combustion fan b, combustion fan b installs in firing the district, install the stirring fan in the preheating zone, smoke exhaust fan and combustion fan a, the stirring fan is close to the kiln head, smoke exhaust fan is located between stirring fan and the combustion fan a, the air outlet of stirring fan is connected with the pipeline, smoke exhaust fan's income wind gap is connected with the pipe of discharging fume, all be provided with a plurality of discharge ends on the conveying pipeline in firing district and the preheating zone, and be provided with the combustion head on the discharge end, combustion fan b's air outlet is connected with combustion-supporting pipe b, and combustion fan a's air outlet is connected with combustion-supporting pipe a. The combustion at the combustion head can be controlled by controlling the air inlet amount of the combustion fan a and the combustion fan b and adopting a mode of separating fuel and combustion-supporting gas, so that the temperature of the tunnel furnace is controlled, high-temperature flue gas generated during combustion of the combustion head in the preheating zone enters a pipeline of the stirring fan through the smoke exhaust pipe, and the ceramic is preheated by spraying from the pipeline.

Description

Ventilation control system is fired to pottery

Technical Field

The utility model relates to a processing field, especially a ventilation control system are fired to pottery.

Background

The ceramic firing method refers to a firing method of ceramic, including: ceramic manufacturing culture, blank manufacturing method and glazing method. The ceramic ware is divided into two parts of a blank and a glaze, wherein the part of the center, such as bones and meat, is the blank, and the part of the outer surface, such as skin, is the glaze. The clay is the main raw material of the blank, that is, the clay can be molded into blanks of various shapes by utilizing the plasticity of the clay. The ceramic ware is formed and then sintered, the other raw materials added into the blank are used for adjusting clay to achieve the required performance, and the glaze must be properly matched with the blank, such as the expansion coefficient of the blank glaze, the sintering temperature and the like.

For ceramic wine jars, a tunnel furnace is generally adopted to fire wine jar blanks, and in the firing process, strict requirements are imposed on the firing temperature of the tunnel furnace, so that high-quality wine jars are obtained.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a ventilation control system is fired to pottery.

The purpose of the utility model is realized through the following technical scheme: a ventilation control system for ceramic firing comprises a combustion fan b, wherein the combustion fan b is arranged in a firing area, a stirring fan, a smoke exhaust fan and a combustion fan a are arranged in a preheating area, the stirring fan is close to a kiln head, the smoke exhaust fan is arranged between the stirring fan and the combustion fan a, an air outlet of the stirring fan is connected with a pipeline, an air inlet of the smoke exhaust fan is connected with a smoke exhaust pipe, the air outlet of the smoke exhaust pipe is communicated with the air inlet of the pipeline, a plurality of discharge ends are arranged on the material conveying pipes in the firing zone and the preheating zone, and the discharge end is provided with a combustion head, the air outlet of the combustion-supporting fan b is connected with a combustion-supporting pipe b, the combustion-supporting pipe b is provided with an air outlet corresponding to the combustion head in the burning area, and the air outlet of the combustion-supporting fan a is connected with a combustion-supporting pipe a, the air outlet end of the combustion-supporting pipe a is provided with an air outlet corresponding to the combustion head in the preheating zone, and the air outlet is positioned at one side corresponding to the combustion head.

Preferably, thereby sharp quenching fan, air heater, slow cooling fan and tail air-cooler are installed in proper order to the direction of kiln head toward the kiln tail in the cooling zone, sharp quenching fan is located the discharge end in burning the district, the tail air-cooler is close to the kiln tail of tunnel cave, the air-out end of sharp quenching fan is connected with the quench pipe, the income wind end of air heater is connected with the heat extraction pipe, the air-out end of slow cooling fan is connected with slow cooling air-out pipe, the income wind end of slow cooling fan is connected with slow cooling air inlet pipe, the air-out end of tail air-cooler is connected with the tail cold pipe.

Preferably, the burning heads in the burning zone are arranged in a plurality of rows, and the plurality of rows of burning heads are distributed up and down.

Preferably, the air inlet of the slow cooling air inlet pipe is positioned between the slow cooling air outlet pipe and the heat extraction pipe working area.

Preferably, a plurality of temperature sensors are installed inside the tunnel kiln.

Preferably, the pan feeding end of conveying pipeline is connected with the manometer pipe, and the other end of manometer pipe is connected with the pressure ware, is provided with the pressure valve on the manometer pipe.

The utility model has the advantages of it is following: the utility model discloses a combustion that the burning head department can be controlled to the air admission volume of control combustion fan an and combustion fan b and adopt fuel and combustion-supporting gas detached mode to the temperature of control tunnel furnace, the high temperature flue gas that produces when the burning head burns in the preheating zone gets into the pipeline of stirring fan through the pipe of discharging fume moreover, and preheats the pottery from the pipeline blowout, thereby practiced thrift the energy consumption.

Drawings

FIG. 1 is a schematic diagram of a ventilation control system;

FIG. 2 is a schematic diagram of the preheating zone;

FIG. 3 is a schematic structural view of a firing zone;

FIG. 4 is a schematic view of the structure of the cooling zone;

in the figure, 1-stirring fan, 2-conveying pipeline, 3-pressure pipe, 4-pipeline, 5-smoke exhaust fan, 6-smoke exhaust pipe, 7-combustion-supporting fan a, 8-combustion-supporting pipe a, 10-combustion-supporting fan b, 11-combustion-supporting pipe b, 12-quenching fan, 13-quenching pipe, 14-heat extraction fan, 15-heat extraction pipe, 16-slow cooling fan, 17-slow cooling air inlet pipe, 18-slow cooling air outlet pipe, 19-tail cooling fan, 20-tail cooling pipe, 21-preheating zone, 22-firing zone, 23-cooling zone, 24-valve and 25-pressure valve.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In this embodiment, as shown in fig. 1, a ceramic firing ventilation control system includes a combustion fan b10, a combustion fan b10 is installed in a firing zone 22, as shown in fig. 2, a stirring fan 1, a smoke exhaust fan 5 and a combustion fan a7 are installed in a preheating zone 21, the stirring fan 1 is close to a kiln head, the smoke exhaust fan 5 is located between the stirring fan 1 and the combustion fan a7, an air outlet of the stirring fan 1 is connected with a pipeline 4, an air inlet of the smoke exhaust fan 5 is connected with a smoke exhaust pipe 6, an air outlet of the smoke exhaust pipe 6 is communicated with an air inlet of the pipeline 4, as shown in fig. 3, a plurality of discharge ends are respectively arranged on a conveying pipe 2 in the firing zone 22 and the preheating zone 21, and are provided with combustion heads, an air outlet of the combustion fan b10 is connected with a combustion pipe b11, the combustion pipe b11 is provided with air outlets corresponding to the combustion heads in the firing zone 22, preferably, the combustion heads in the firing zone 22 are in multiple rows, and the plurality of rows of burning heads are distributed up and down, so that the temperature generated in the burning zone 22 is relatively uniform, and the defective rate of the burnt ceramics is low. An air outlet of the combustion-supporting fan a7 is connected with a combustion-supporting pipe a8, an air outlet end of the combustion-supporting pipe a8 is provided with an air outlet corresponding to a combustion head in the preheating zone 21, the air outlet is positioned at one side corresponding to the combustion head, when the ceramic enters the tunnel kiln, the combustion head starts to burn fuel, the combustion-supporting fan a7 and the combustion-supporting fan b10 provide enough air for fuel combustion in the combustion process, high-temperature flue gas generated by the combustion head in the preheating zone 21 is sucked by a smoke exhaust pipe 6 on a smoke exhaust fan 5, and then the high-temperature flue gas is discharged from an air outlet of the pipeline 4 from an air inlet of the pipeline 4 through a stirring fan, so that the ceramic is preheated. Furthermore, a pressure pipe 3 is connected to the feeding end of the conveying pipe 2, the other end of the pressure pipe 3 is connected with a pressure device, a pressure valve 25 is arranged on the pressure pipe 3, a valve 24 is arranged on the conveying pipe 2, further, the pressure device applies pressure to the inside of the pressure pipe 3 so as to pressurize the fuel in the conveying pipe 2, the fuel can be conveyed in a long distance, the ventilation system of the tunnel kiln is adjusted by controlling the air inlet amount through controlling the working power of a combustion fan a7 and a combustion fan b10, the ventilation amount can be increased by increasing the power when the fuel is insufficiently combusted so as to fully combust the fuel, the combustion at the combustion head can be controlled by adopting a mode of separating the fuel and the combustion-supporting gas, so that the temperature of the tunnel kiln is controlled, high-temperature smoke generated during the combustion at the combustion head in the preheating zone enters a pipeline of a stirring fan through a smoke exhaust pipe and is sprayed out from the pipeline to preheat the ceramic, thereby saving energy consumption.

The inside of tunnel cave installs a plurality of temperature sensor, and temperature sensor has installed two respectively at kiln head and kiln tail, and two temperature sensor can reduce the error that single temperature sensor brought, all install temperature sensor at every processing region, and these temperature sensor will detect signal transmission for the system, and the system is according to valve (not drawn in the figure) and the valve 24 on the conveying pipeline 2 that these detected signal control and every fan are linked together and adjust the inside temperature of whole tunnel cave.

As shown in fig. 4, the cooling area 23 includes a quenching fan 12, a heat extraction fan 14, a slow cooling fan 16 and an exhaust air cooler 19, the quenching fan 12 is located at the discharge end of the firing area 22, the heat extraction fan 14 is disposed at the rear side of the quenching fan 12, the exhaust air cooler 19 is close to the kiln tail of the tunnel kiln, the air outlet end of the quenching fan 12 is connected with a quenching pipe 13, the air inlet end of the heat extraction fan 14 is connected with a heat extraction pipe 15, the air outlet end of the slow cooling fan 16 is connected with a slow cooling air outlet pipe 18, the air inlet end of the slow cooling fan 16 is connected with a slow cooling air inlet pipe 17, and the air outlet end of the exhaust air cooler 19 is connected with an exhaust air pipe 20. The air inlet of the quenching fan 12 is connected with a refrigerating machine, cold air enters the tunnel kiln through the quenching pipe 13, because the temperature of ceramic discharged from the discharge end of the burning area 22 is very high, the temperature of the cold air sprayed out of the quenching pipe 13 is increased to form high-temperature gas, and the hot air pumping fan 14 pumps the high-temperature gas into the heat pumping pipe 15 and discharges the high-temperature gas out of the tunnel kiln. Furthermore, the number of the slow cooling air inlet pipes 17 is two, wherein an air inlet of one slow cooling air inlet pipe 17 is positioned between the slow cooling air outlet pipe 18 and the working area of the heat extraction pipe 15, and an air inlet of the other slow cooling air inlet pipe 17 is communicated with the outside cold air. The slow cooling air inlet pipe 17 sucks high-temperature gas and cold air into the slow cooling fan 16, the high-temperature gas and the cold air are mixed to be heated and then enter the cooling area 23, so that the slow cooling of the high-temperature gas is realized, the hot air after the slow cooling is cooled by cold air blown in by the tail air cooler 19, so that the cooling of the fired ceramic product is realized,

although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A ventilation control system is fired to pottery which characterized in that: comprises a combustion fan b (10), the combustion fan b (10) is arranged in a burning area (22), a stirring fan (1), a smoke exhaust fan (5) and a combustion fan a (7) are arranged in a preheating area (21), the stirring fan (1) is close to a kiln head, the smoke exhaust fan (5) is positioned between the stirring fan (1) and the combustion fan a (7), an air outlet of the stirring fan (1) is connected with a pipeline (4), an air inlet of the smoke exhaust fan (5) is connected with a smoke exhaust pipe (6), an air outlet of the smoke exhaust pipe (6) is communicated with an air inlet of the pipeline (4), a plurality of discharge ends are arranged on a conveying pipe (2) in the burning area (22) and the preheating area (21), a combustion head is arranged on the discharge end, an air outlet of the combustion fan b (10) is connected with a combustion fan b (11), the combustion-supporting pipe b (11) is provided with an air outlet corresponding to a combustion head in the firing area (22), an air outlet of the combustion-supporting fan a (7) is connected with a combustion-supporting pipe a (8), an air outlet end of the combustion-supporting pipe a (8) is provided with an air outlet corresponding to the combustion head in the preheating area (21), and the air outlet is positioned on one side corresponding to the combustion head.

2. The ceramic firing ventilation control system of claim 1, wherein: install quench fan (12), heat extractor (14), slow cooling fan (16) and tail air-cooler (19) in proper order from the direction of kiln head toward the kiln tail in cooling zone (23), quench fan (12) are located the discharge end of firing district (22), tail air-cooler (19) are close to the kiln tail of tunnel kiln, the air-out end of quench fan (12) is connected with quench pipe (13), the income wind end of heat extractor (14) is connected with heat extraction pipe (15), the air-out end of slow cooling fan (16) is connected with slow cooling air-out pipe (18), the income wind end of slow cooling fan (16) is connected with slow cooling air-in pipe (17), the air-out end of tail air-cooler (19) is connected with tail cold tube (20).

3. The ceramic firing ventilation control system of claim 1, wherein: the burning heads in the burning zone (22) are arranged in a plurality of rows, and the plurality of rows of burning heads are distributed up and down.

4. The ceramic firing ventilation control system of claim 2, wherein: and an air inlet of the slow cooling air inlet pipe (17) is positioned between the slow cooling air outlet pipe (18) and the working area of the heat extraction pipe (15).

5. The ceramic firing ventilation control system of claim 2, wherein: and a plurality of temperature sensors are arranged in the tunnel kiln.

6. The ceramic firing ventilation control system of claim 1, wherein: the pan feeding end of conveying pipeline (2) is connected with pressure pipe (3), the other end of pressure pipe (3) is connected with the pressure ware, be provided with pressure valve (25) on pressure pipe (3).