CN212158136U - Porcelain kiln using biodiesel as fuel - Google Patents
Porcelain kiln using biodiesel as fuel Download PDFInfo
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- CN212158136U CN212158136U CN202020916439.XU CN202020916439U CN212158136U CN 212158136 U CN212158136 U CN 212158136U CN 202020916439 U CN202020916439 U CN 202020916439U CN 212158136 U CN212158136 U CN 212158136U
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Abstract
The utility model relates to the technical field of porcelain kilns, in particular to a porcelain kiln using biodiesel as fuel, which comprises a kiln body, a burner, an oil supply system, an atomization system, a combustion-supporting system and a PLC (programmable logic controller), wherein the atomization system comprises an air compressor, a gas control solenoid valve, a pressure stabilizing valve and a pressure gauge; the kiln body below ground level is provided with the flue below, installs the condenser on the flue, install the air exhauster on the flue behind the condenser, the flue behind the air exhauster is connected with exhaust gas purification system. The variable frequency motor is arranged in the original oil supply system to drive the gear oil pump, so that the delivery of biodiesel fuel is regulated and controlled, the requirements of the porcelain product firing process are met, and the product quality is ensured; the oil outlet of the gear oil pump is connected with a pilot overflow valve, so that the fuel pressure can be stabilized, and the safety production requirement can be met. A flue is arranged below the ground level of the kiln, and a ceramic heat exchanger is arranged on the flue, so that the waste heat of flue gas is further utilized by combustion-supporting air through the ceramic heat exchanger, and the energy-saving effect is achieved.
Description
Technical Field
The utility model belongs to the technical field of the porcelain kiln technique and specifically relates to an use porcelain kiln of biodiesel as fuel.
Background
China is a big China for porcelain production, a large amount of energy is consumed for porcelain firing, and the resources per capita and the energy sources are relatively deficient, so that people pay more and more attention to how to save limited resources and utilize renewable energy sources. At present, the China's porcelain shuttle kiln is an important thermal equipment widely applied in the field of porcelain. As is known, a porcelain shuttle kiln is a high-energy-consumption and high-pollution device, fuel required by a fired product mainly comprises natural gas, liquefied gas, coal gas, light diesel oil, heavy oil, coal and the like, a large amount of sulfur compounds, fluorine compounds and oxygen-nitrogen compounds can be released, harmful tail gas can have great influence on the natural environment, natural disasters such as acid rain and the like are caused, the natural environment and the physical and mental health of human are influenced, and the development of a tail gas treatment device of the porcelain kiln is imperative.
The biodiesel oil is fatty acid methyl ester or ethyl ester prepared by ester-converting vegetable oil (such as oleum Rapae, soybean oil, peanut oil, corn oil, cottonseed oil, etc.), animal oil (such as fish oil, lard, beef tallow, mutton fat, etc.), waste oil or microbial oil with methanol or ethanol. The biodiesel is a typical 'green energy source', and the maximum calorific value can reach more than 9500 kcal/kg. The fuel has the characteristics of good environmental protection performance, good engine starting performance, good fuel performance, wide raw material source, reproducibility and the like. The vigorous development of the biodiesel has important strategic significance on economic sustainable development, energy source replacement promotion, environmental pressure reduction and urban atmospheric pollution control. Therefore, how to obtain an environment-friendly and energy-saving porcelain firing kiln by using the biodiesel is a problem to be solved urgently.
Disclosure of Invention
An object of the utility model is to provide an use biodiesel as porcelain kiln of fuel to solve the technical problem that use petrochemical diesel oil, petrochemical nature gas, coal, firewood etc. that exist among the prior art as fuel, need consume a large amount of firewood, coal and other non renewable resources, environmental pollution is serious, kiln thermal efficiency utilizes lowly.
In order to achieve the above purpose, the utility model provides a following technical scheme: a porcelain kiln using biodiesel as fuel comprises a kiln body, a burner, an underground flue, an oil supply system, an atomization system, a combustion-supporting system and a waste gas purification system.
The kiln body is the shuttle kiln, and the left and right sides of the kiln body is equipped with a plurality of combustor and burner block, install atomizing nozzle and bubble atomization generator in the combustor, combustor and oil feeding system, atomizing system and combustion-supporting system intercommunication.
The oil supply system comprises a fuel tank and a gear oil pump, wherein the gear oil pump provides power for conveying the biodiesel, and the gear oil pump is driven by a variable frequency motor, so that the variable frequency stepless regulation and control of the pressure of an oil way is realized; the variable frequency motor is formed by electrically connecting a frequency converter and a motor. In order to ensure the use safety of fuel, a pilot overflow valve, an electromagnetic valve and a pressure gauge are arranged on an oil outlet pipeline of the gear oil pump.
The atomization system comprises an air compressor, a gas control electromagnetic valve, a pressure stabilizing valve and a pressure gauge.
The kiln body is provided with the manhole below the horizon, is provided with the manhole on the flue, kiln body bottom and flue are through a plurality of outlet flue hole intercommunications, install the condenser on the flue, install the air exhauster on the flue behind the condenser, flue and exhaust gas purification system behind the air exhauster are connected. The waste gas purification system comprises a spray box and a filter box, wherein a plurality of groups of spray heads are arranged in the spray box, and a plurality of filter plates are horizontally and alternately arranged in the middle of the spray box; the bottom of the filter box is provided with a liquid absorbent, and the upper part in the interior of the filter box is provided with an activated carbon filter layer; the top of the filter box is connected with a chimney.
Preferably, the flue port is provided with a ceramic heat exchanger, one end of the ceramic heat exchanger is connected with the blower, the other end of the ceramic heat exchanger is connected with a combustion-supporting air box port of the burner through a combustion-supporting pipeline, and the heat energy of the waste gas at the flue port is utilized to heat combustion-supporting air; and a gas control valve and a pressure gauge are arranged on the combustion-supporting pipeline.
Preferably, the flue port is fitted with an oxygen detector.
Preferably, the method comprises the following steps: and a filter is arranged at the oil outlet of the fuel tank.
Preferably, the method comprises the following steps: and a plurality of digital temperature sensors are arranged at the top in the kiln body.
Preferably, an air detector is arranged in a pipeline connecting the spraying box and the filter box and used for monitoring whether the specific gas content of the waste gas reaches the emission standard or not.
The PLC is electrically connected with the digital temperature sensor, the air detector, the oxygen detector, the air blower, the air compressor, the gear oil pump, the combustor, the gas control valve, the electromagnetic valve and the pressure gauge.
The utility model discloses a work flow does: the fuel supply system supplies fuel for the combustor, and the biodiesel is filtered by the filter from the outlet of the fuel tank and then is conveyed to the combustor by the gear pump. The atomization system atomizes the high-temperature air provided by the air compressor for the fuel in the combustor; the combustion-supporting system is connected with an air box port of the combustor and provides oxygen for the combustor.
The oxygen detector monitors the oxygen content in the discharged flue gas, when the oxygen content is lower, the oxygen detector shows that the air content in the combustion mixed gas is low, the fuel gas is not completely combusted, at the moment, the oxygen detector transmits a signal to the PLC, and the PLC controls the opening of the electromagnetic valve to be increased and the power of the blower to be increased, so that the fuel can be fully combusted, and the resource waste is avoided; when the digital temperature sensor monitors that the temperature in the kiln body is higher than or lower than a preset value, the PLC controller controls the gear oil pump to increase or decrease the oil supply amount, and meanwhile, the power of the air blower is adjusted, so that the temperature in the kiln body is kept within a normally set range.
Compared with the traditional porcelain kiln, the utility model has the main advantages that the porcelain kiln equipment using renewable energy sources to replace petrochemical diesel oil, liquefied gas and the like is provided, the variable frequency motor is arranged in the original oil supply system to drive the gear oil pump, and the delivery of biodiesel fuel is regulated and controlled, so that the firing process requirements of porcelain products are met and the product quality is ensured; the oil outlet of the gear oil pump is connected with a pilot overflow valve, so that the fuel pressure can be stabilized, and the safety production requirement can be met. A flue is arranged below the ground level of the kiln, and a ceramic heat exchanger is arranged on the flue, so that combustion-supporting air passes through the ceramic heat exchanger, the waste heat of flue gas is further utilized, and the energy-saving effect is achieved. The flue pipe is provided with a condenser, a spraying box and a filter box, so that the flue gas can reach the emission standard after layer-by-layer treatment, and the emission of harmful gases is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the burner of the present invention;
reference numerals: the device comprises a kiln body 1, a burner 2, a flue 3, a smoke outlet 4, a manhole 5, a ceramic heat exchanger 6, a blower 7, a cold air outlet 8, a hot air outlet 9, a combustion-supporting air box port 10, a fuel tank 11, a filter 12, a gear oil pump 13, an electromagnetic valve 14, an overflow valve 15, a digital temperature sensor 16, a pressure gauge 17, an air control valve 18, an air compressor 19, a pressure stabilizing valve 20, a condenser 21, an exhaust fan 22, a waste gas spraying box 23, a filter plate 24, a spraying head 25, a waste gas filtering box 26, a liquid absorbent 27, an activated carbon filtering layer 28, a circulating pump 29, a chimney 30, an oxygen detector 31, an air detector 32, an exhaust fan 33, an atomizing nozzle 201, a bubble atomizing generator 202, a spraying barrel 203, a burner barrel 204, a burner end cover 204, an atomizing air joint 205, a.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2, a porcelain kiln using biodiesel as fuel comprises: comprises a kiln body 1, a burner 2, an underground flue 3, an oil supply system, an atomization system, a combustion-supporting system and a waste gas purification system.
The kiln body 1 is a shuttle kiln, and 3 digital temperature sensors 16 are arranged in the middle of the top and on the left side and the right side of the top in the kiln body 1; the left side and the right side of the kiln body 1 are provided with 4 burners 2 and burner blocks 207 at intervals, and atomizing nozzles 201 and bubble atomizing generators 202 are arranged in the burners 2. The biodiesel joint 206 of the combustor 2 is connected with an oil supply system, the atomization gas joint 205 is connected with an atomization system, and the combustion-supporting air box port 10 is communicated with the combustion-supporting system.
The oil supply system comprises a fuel tank 11 and a gear oil pump 13, the transmission of the biodiesel is powered by the gear oil pump 13, and the gear oil pump 13 is driven by a variable frequency motor, so that the variable frequency stepless regulation and control of the pressure of an oil way is realized; a filter 12, a gear oil pump 13, an electromagnetic valve 14, a pilot type relief valve 15, a pressure gauge 17, and an electromagnetic valve 14 are sequentially installed on the oil outlet line between the fuel tank 11 and the biodiesel joint 206.
The atomization system comprises an air compressor 19, a gas control valve 18, a pressure stabilizing valve 20 and a pressure gauge 17; a gas control valve 18, a pressure stabilizing valve 20 and a pressure gauge 17 are sequentially arranged on a pipeline between the air compressor 19 and the atomized gas joint 205.
The kiln is characterized in that a flue 3 is arranged below a horizontal line below a kiln body 1, a manhole 5 is arranged on the left side of the flue 3, the bottom of the kiln body 1 is communicated with the flue 3 through a plurality of smoke outlet holes 4, an oxygen detector 31 is installed at the flue opening at the bottom of the right side of the kiln body 1, a ceramic heat exchanger 6 is installed on the flue 3 on the right side of the oxygen detector 31, a cold air port 8 of the ceramic heat exchanger 6 is connected with an external air blower 7 through a pipeline, a hot air outlet 9 is connected with a combustion-supporting air box port 10 through a combustion-supporting pipeline, and a gas control valve 18 and a pressure gauge 17 are installed.
A condenser 21 is installed on a flue on the right side of the ceramic heat exchanger 6, an exhaust fan 22 is installed on the flue on the right side of the condenser 21, the exhaust fan 22 is connected with a spraying box 23, the spraying box 23 is connected with a filtering box 26, and an exhaust fan 33 is installed on a pipeline connecting the spraying box 23 and the filtering box 26; an air detector 32 is arranged in a pipeline connecting the spraying box 23 and the filtering box 26.
Two groups of spray headers 25 are arranged in the spray box 23, and 4 filter plates 24 are horizontally arranged in the middle of the spray box 23 in a staggered manner; a circulating pump 29 is arranged on a water circulating pipeline outside the spraying tank 23; the bottom of the filter box 26 is provided with a liquid absorbent 27, and the upper part in the filter box 26 is provided with an activated carbon filter layer 28; the top of the filter box 26 is connected to a chimney 30.
The PLC (not shown) is electrically connected with the digital temperature sensor 16, the air detector 32, the oxygen detector 31, the blower 7, the air compressor 19, the gear oil pump 13, the combustor 2, the electromagnetic valve 14, the gas control valve 18 and the pressure gauge 17.
The foregoing is not intended to limit the invention in any way, although the invention has been described in the context of preferred embodiments
In the present invention, the above-mentioned technical contents can be modified or modified to equivalent embodiments with equivalent changes, but all the technical contents that do not depart from the technical solution of the present invention are still within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides an use biodiesel as porcelain kiln of fuel, includes the kiln body, combustor, oil feeding system, atomizing system, combustion-supporting system, PLC controller, the kiln body is shuttle kiln, and the left and right sides of the kiln body is equipped with a plurality of combustor, and a plurality of digital temperature sensor are installed at the internal top of kiln, install atomizing nozzle and bubble atomization generator in the combustor, combustor and oil feeding system, atomizing system and combustion-supporting system intercommunication, its characterized in that: the oil supply system comprises a fuel tank and a gear oil pump, wherein a pilot overflow valve, an electromagnetic valve and a pressure gauge are arranged on an oil outlet pipeline of the gear oil pump; the atomization system comprises an air compressor, a gas control electromagnetic valve, a pressure stabilizing valve and a pressure gauge; a flue is arranged below the horizon below the kiln body, a manhole is arranged on the flue, the bottom of the kiln body is communicated with the flue through a plurality of smoke outlet holes, a condenser is arranged on the flue, an exhaust fan is arranged on the flue behind the condenser, and the flue behind the exhaust fan is connected with a waste gas purification system; the waste gas purification system comprises a spray box and a filter box, wherein a plurality of groups of spray heads are arranged in the spray box, and a plurality of filter plates are horizontally and alternately arranged in the middle of the spray box; the bottom of the filter box is provided with a liquid absorbent, and the upper part in the interior of the filter box is provided with an activated carbon filter layer; the top of the filter box is connected with a chimney.
2. The bio-diesel fueled porcelain kiln as claimed in claim 1, wherein: the ceramic heat exchanger is installed in the flue, one end of the ceramic heat exchanger is connected with the air blower, the other end of the ceramic heat exchanger is connected with a combustion-supporting air box opening of the combustor through a combustion-supporting pipeline, and a gas control valve and a pressure gauge are installed on the combustion-supporting pipeline.
3. The bio-diesel fueled porcelain kiln as claimed in claim 1, wherein: an oxygen detector is arranged in the flue.
4. The bio-diesel fueled porcelain kiln as claimed in claim 1, wherein: and a filter is arranged at the oil outlet of the fuel tank.
5. The bio-diesel fueled porcelain kiln as claimed in claim 1, wherein: an air detector is arranged in a pipeline connecting the spraying box and the filtering box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020916439.XU CN212158136U (en) | 2020-05-27 | 2020-05-27 | Porcelain kiln using biodiesel as fuel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020916439.XU CN212158136U (en) | 2020-05-27 | 2020-05-27 | Porcelain kiln using biodiesel as fuel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212158136U true CN212158136U (en) | 2020-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020916439.XU Expired - Fee Related CN212158136U (en) | 2020-05-27 | 2020-05-27 | Porcelain kiln using biodiesel as fuel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212158136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114265455A (en) * | 2021-12-23 | 2022-04-01 | 军事科学院系统工程研究院军需工程技术研究所 | Air-fuel linkage adjusting system for low-power pressure atomization fuel combustor |
-
2020
- 2020-05-27 CN CN202020916439.XU patent/CN212158136U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114265455A (en) * | 2021-12-23 | 2022-04-01 | 军事科学院系统工程研究院军需工程技术研究所 | Air-fuel linkage adjusting system for low-power pressure atomization fuel combustor |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 Termination date: 20210527 |
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| CF01 | Termination of patent right due to non-payment of annual fee |