CN219531619U - Energy-saving foaming ceramic plate tunnel kiln cooling system - Google Patents
Energy-saving foaming ceramic plate tunnel kiln cooling system Download PDFInfo
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- CN219531619U CN219531619U CN202223426322.1U CN202223426322U CN219531619U CN 219531619 U CN219531619 U CN 219531619U CN 202223426322 U CN202223426322 U CN 202223426322U CN 219531619 U CN219531619 U CN 219531619U
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Abstract
The utility model discloses an energy-saving foaming ceramic plate tunnel kiln cooling system, wherein a plurality of device groups are arranged in different cooling modes, a stainless steel bellows heat exchange cooling mode is adopted by a cooling device group I, a cooling wall is arranged on a kiln wall for cooling by a cooling device group II, a circulating hot air flow cooling mode is adopted by a cooling device group III and a cooling device group IV, a plurality of device groups are arranged through the cooling system, a foaming ceramic product is effectively cooled by utilizing temperature gradient partition control, the burner is cooled by the replaced waste heat in an indirect cooling mode, the fuel gas consumption is saved, the kiln hot air flow is circulated and reciprocated by a cooling fan through the cooling device group III and the cooling device group IV, the product is cooled slowly, the internal stress is avoided to be generated too fast, the product quality is ensured, the air quantity and the air pressure are automatically regulated by a control system, the cooling requirement of a production process is met, the energy is saved, and the yield is improved.
Description
Technical Field
The utility model relates to the technical field of foaming ceramic production equipment, in particular to an energy-saving foaming ceramic plate tunnel kiln cooling system.
Background
Along with the improvement of the living standard of people, the special performance advantages of fire resistance, sound insulation, decoration effect and the like of the high-temperature foaming ceramic plate lead the high-temperature foaming ceramic plate to have wide application prospect in the building material industry.
The foamed ceramic is prepared by taking clay tailings, ceramic fragments, river (lake) sludge, admixture and the like as main raw materials, roasting at a high temperature of about 1100 ℃, and performing spontaneous combustion, melting and foaming to form a uniform closed-pore ceramic material with high porosity, wherein an advanced foamed ceramic plate tunnel kiln is the most critical accompanying and firing process equipment of a foamed ceramic production line.
The foamed ceramic has excellent physical performance and wide application prospect, and the manufacturing process can consume a large amount of various industrial solid wastes and tailings, which are environment-friendly materials, so that the foamed ceramic production line is built in succession in various provinces of China after short years of technical development and market cultivation.
At present, although the cooling belt is designed in a larger proportion, the product is considered to be cooled too quickly and unevenly, so that serious crushing phenomenon occurs in the final working procedure of the product, namely cutting and forming, thereby influencing the quality and the yield of the product, and therefore, a cooling system with an effective cooling mode is urgently needed to be developed to solve the problems of the cooling belt of the foaming ceramic plate tunnel kiln production line.
Disclosure of Invention
The utility model aims to provide an energy-saving foaming ceramic plate tunnel kiln cooling system which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an energy-conserving foaming ceramic plate tunnel cave cooling system, includes cooling device group I1, cooling device group II 2, cooling device group III 3, cooling device group IV 4 all set up in cooling system (5), and every kind of cooling device group mode is different, and independent operation, and cooling device group I1 adopts the indirect cooling mode with cooling device group II 2, is provided with natural air intake, cooling device group III 3 and cooling device IV 4 adopt the waste heat circulation cooling mode, and all are connected with hot air extraction pipe, air inlet pipeline, fan, are equipped with on the hot air extraction pipe and mix cold wind mechanism.
As a further scheme of the utility model: the cooling device group I1 is provided with stainless steel cooling bellows at the kiln top and side wall positions, natural wind is sucked into the bellows to exchange heat and then goes to the burner to support combustion, the product is cooled by an indirect cooling mode,
as a further scheme of the utility model: and the cooling device group II 2 is provided with cooling walls in kiln walls, natural wind is sucked into the cooling walls and is converted into hot wind, then the hot wind is sent to a burner for combustion supporting, and the product is cooled in an indirect cooling mode.
As a further scheme of the utility model: the hot air pipe of the cooling device III 3 and the cooling device IV 4 is connected with the inlet of the fan, the air inlet pipe is connected with the outlet of the fan, hot air pumped out by the fan from the flue of the furnace body wall reenters the coil pipe and is uniformly injected into the furnace in a multi-point manner, heat exchange is directly carried out between products and circulating hot air, the products are slowly cooled, the cold air doping mechanism is arranged on the hot air pipe of the inlet of the fan to adjust the air flow temperature, the cooling areas of the cooling device III 3 and the cooling device IV 4 are different in temperature, and more groups can be arranged according to the length of the tunnel kiln and the temperature gradient.
As a further scheme of the utility model: and a valve and a control system component are arranged on a pipeline connected with the cooling system.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model uses the temperature gradient to set up a plurality of device groups by different cooling modes through the cooling system, and controls independently to cool the foamed ceramic product reasonably, thus guaranteeing the quality and yield of the product, and after replacing by the indirect cooling mode, the waste heat is used for removing the burner to support combustion, clean hot air without burning products can greatly save the fuel gas consumption, the hot air flow in the kiln is circulated by the cooling fan, and the temperature is regulated by the cold air doping mechanism, so that the foamed ceramic product can be cooled down slowly, the stress balance of the product in each direction during internal cooling is guaranteed to the greatest extent, the internal stress generated by the product cooling is avoided, the yield of the product during processing and molding is guaranteed, and the air quantity, the valve opening, the cold air doping quantity, the air pressure and the kiln pressure can be regulated effectively by controlling the frequency converter, the valve and the components by the control system, thereby meeting the cooling requirement of the production process, saving energy and improving the yield.
Drawings
Fig. 1 is a schematic structural diagram of an energy-saving cooling system of a tunnel kiln for foaming ceramic plates.
Fig. 2 is a schematic diagram of hot air circulation of an energy-saving foamed ceramic plate tunnel kiln cooling system.
As shown in the figure: 1. a cooling device group I; 2. a cooling device group II; 3. a cooling device group III; 4. a cooling device group IV; 5. a cooling system; 6. a cold air doping mechanism; 7. a heat extraction air pipe; 8. an air inlet pipeline; 9. a blower.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, in the embodiment of the utility model, an energy-saving cooling system for a foamed ceramic plate tunnel kiln comprises a cooling device group i 1, a cooling device group ii 2, a cooling device group iii 3 and a cooling device group iv 4 which are all arranged in a cooling system (5), wherein each cooling device group has different modes and independently operates, the cooling device group 1 and the cooling device group 2 adopt an indirect cooling mode and are provided with natural air inlets, the cooling device group iii 3 and the cooling device iv 4 adopt a waste heat circulation cooling mode and are connected with a heat extraction pipe 7, an air inlet pipeline 8 and a fan 9, and the heat extraction pipe 7 is provided with a cold air doping mechanism 6.
And stainless steel cooling bellows are arranged at the kiln top and side walls of the cooling device group I1, natural wind is sucked into the bellows to exchange heat, then combustion is carried out by a burner, and products are cooled in an indirect cooling mode.
And the cooling device group II 2 is provided with cooling walls in kiln walls, natural wind is sucked into the cooling walls and is converted into hot wind, then the hot wind is sent to a burner for combustion supporting, and the product is cooled in an indirect cooling mode.
The cooling device III 3 and the cooling device IV 4 are connected with the inlet of the fan 9 by the hot air suction pipe 7, the air inlet pipe 8 is connected with the outlet of the fan 9, hot air pumped out from the flue of the furnace body wall by the fan 9 reenters the coil pipe and is evenly injected into the furnace in a multi-point mode, heat exchange is directly carried out between products and circulating hot air, the products are slowly cooled, the cold air mixing mechanism 6 is arranged on the hot air suction pipe 7 at the inlet of the fan 9 to adjust the air flow temperature, the cooling areas of the cooling device III 3 and the cooling device IV 4 are different in temperature, and more groups can be arranged according to the length of the tunnel kiln and the temperature gradient.
And a valve and a control system component are arranged on a pipeline connected with the cooling system 5.
The working principle of the utility model is as follows:
the cooling system 5 of the utility model is provided with a cooling device group I1, heat in the kiln and natural wind in the kiln wall and the kiln top bellows are subjected to heat transfer to cool products, a cooling device group II 2 is provided, heat in the kiln and natural wind of the cooling wall in the kiln wall are subjected to heat exchange to cool products, after the two inter-cooling modes are replaced, waste heat is pumped from a burner by a fan 9 to support combustion, a cooling device group III 3 and a cooling device group IV 4 are provided, more groups can be also provided according to kiln length and temperature gradient, the hot air flow in the kiln is circularly reciprocated by the fan 9, a cold air mixing mechanism 6 is arranged on a heat pumping pipeline 7 at the inlet of the fan 9 to adjust temperature, a control system can adjust air quantity, valve opening, cold air mixing quantity and kiln pressure for controlling a frequency converter, a valve and components, a plurality of device groups are arranged in different cooling modes by the cooling system 5, the method has the advantages that the method is characterized in that the method is used for cooling the foamed ceramic products in a reasonable way, the quality and the yield of the products are ensured, the waste heat is used for removing the combustion nozzle for supporting combustion after the intermittent cooling mode is adopted, the clean hot air without combustion products is used for supporting combustion, the consumption of gas can be greatly reduced, the hot air flow in the kiln is circulated through the cooling fan 9, the temperature is regulated by the cold air doping mechanism 6, the foamed ceramic products can be cooled slowly, the stress balance in the process of cooling the inside of the products is ensured to the greatest extent, the internal stress generated by the cooling of the products is avoided, the finished product rate of the products in the process of processing and molding is ensured, the air quantity, the valve opening degree, the cold air doping quantity, the air pressure and the kiln pressure can be effectively regulated through the control of the control system, the cooling requirement of the production process is met, the energy is saved, and the finished product rate is improved.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides an energy-conserving foaming ceramic plate tunnel kiln cooling system, includes cooling device group I (1), cooling device group II (2), cooling device group III (3), cooling device group IV (4), a serial communication port, cooling device group I (1), cooling device group II (2), cooling device group III (3), cooling device group IV (4) all set up in cooling system (5), and every kind of cooling device group mode is different, and independent operation, cooling device group I (1) and cooling device group II (2) adopt the indirect cooling mode, are provided with natural air intake, cooling device group III (3) and cooling device IV (4) adopt waste heat circulation cooling mode, and all are connected with hot air extraction pipe (7), air inlet pipeline (8), fan (9), are equipped with on hot air extraction pipe (7) and mix cold wind mechanism (6).
2. The energy-saving foaming ceramic plate tunnel kiln cooling system according to claim 1, wherein the cooling device group I (1) is provided with stainless steel cooling bellows at the kiln top and side wall positions, natural wind is sucked into the bellows to exchange heat, then combustion is carried out through a burner, and products are cooled in an indirect cooling mode.
3. The energy-saving foaming ceramic plate tunnel kiln cooling system according to claim 1, wherein the cooling device group II (2) is provided with cooling walls in kiln walls, natural wind is sucked into the cooling walls to be changed into hot wind, then combustion is carried out by a burner, and products are cooled in an indirect cooling mode.
4. The energy-saving foaming ceramic plate tunnel kiln cooling system according to claim 1, wherein the heat extraction air pipes (7) of the cooling device III (3) and the cooling device IV (4) are connected with the inlet of a fan (9), the air inlet pipeline (8) is connected with the outlet of the fan (9), hot air extracted from a furnace body wall flue by the fan (9) reenters a coil pipe and is uniformly injected into a furnace at multiple points, heat exchange is directly carried out between products and circulating hot air flow, the products are slowly cooled, the temperature of the air flow is regulated by a cold air doping mechanism (6) arranged on the heat extraction air pipe (7) at the inlet of the fan (9), the temperature of a cooling area of the cooling device III (3) and the temperature of a cooling device IV (4) are different, and more groups can be set according to the length of the tunnel kiln and the temperature gradient.
5. An energy-saving foamed ceramic plate tunnel kiln cooling system according to claim 1, characterized in that the pipeline to which the cooling system (5) is connected is provided with valves and control system components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223426322.1U CN219531619U (en) | 2022-12-18 | 2022-12-18 | Energy-saving foaming ceramic plate tunnel kiln cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223426322.1U CN219531619U (en) | 2022-12-18 | 2022-12-18 | Energy-saving foaming ceramic plate tunnel kiln cooling system |
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| Publication Number | Publication Date |
|---|---|
| CN219531619U true CN219531619U (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223426322.1U Active CN219531619U (en) | 2022-12-18 | 2022-12-18 | Energy-saving foaming ceramic plate tunnel kiln cooling system |
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| CN (1) | CN219531619U (en) |
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- 2022-12-18 CN CN202223426322.1U patent/CN219531619U/en active Active
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