Device for producing activated carbon by using superheated steam

Abstract

The utility model relates to a device for producing activated carbon by using superheated steam. The device mainly comprises a water mist channel, a steam generator, an atomizing nozzle, a carbonization reaction cavity, a heat preservation cover, a separation cavity, a carbon deposition cavity, a filter, a waste gas separation cavity, a circulating pump and a steam channel. Wherein one end of the water mist channel is provided with the atomizing nozzle, and the other end is provided with the steam generator; the steam generator is arranged in the carbonization reaction cavity, and the end, not connected with the water mist channel, of the steam generator directly faces a kitchen garbage inlet located at an inlet of the carbonization reaction cavity; a heat preservation cover is mounted outside the carbonization reaction cavity, and a separation cavity is mounted at the downstream of the carbonization reaction cavity; and the separation cavity is sequentially connected with the waste gas separation cavity and the circulating pump through a steam channel and is re-connected into the atomization nozzle. According to the device, the kitchen garbage is dried and carbonized through superheated steam, organic pollutants in the kitchen garbage are taken away in combination with the gasification effect, and activated carbon is produced.

Description

TECHNICAL FIELD

[0001] The utility model relates to superheated steam treatment device, especially utilize superheated steam production active carbon's device. BACKGROUND

[0002] Kitchen garbage has the characteristics of high water content, easy to rot, and emitting odor, if not promptly and effectively handled, not only will cause serious pollution to the environment, but also will affect the quality of life and health of residents. The traditional kitchen garbage disposal method mainly includes landfill treatment, incineration treatment and composting treatment, but all have certain limitations. Landfill treatment will occupy a large amount of land resources, and may cause groundwater pollution and soil pollution. At the same time, a large amount of greenhouse gases such as methane will be produced in the landfill process of kitchen garbage, which will cause negative impact on the environment; incineration treatment needs high investment cost and operation cost, and harmful substances such as dioxin will be produced in the incineration process, which will pollute the atmospheric environment. In addition, the high water content of kitchen garbage will reduce the incineration efficiency and increase the energy consumption; and the composting treatment of kitchen garbage has the problems of long time, unstable quality, and possible heavy metal exceeding standard. These problems directly lead to the limitation of kitchen garbage disposal device on the market, and cannot form a mature market.

[0003] To solve the above problems, the utility model adopts superheated steam treatment technology, through the high temperature of superheated steam, the pathogen such as bacteria, virus and parasitic worm in kitchen garbage is rapidly killed, and the disease transmission is effectively prevented; the moisture in kitchen garbage is rapidly evaporated by superheated steam, and active carbon is generated at the same time, which has certain economy while saving energy and protecting the environment. SUMMARY

[0004] The utility model relates to a kind of device for producing active carbon using superheated steam, using superheated steam to dry and carbonize kitchen garbage, and organic pollutants in kitchen garbage are taken away by gasification, while producing active carbon. The utility model has smaller size, and can be installed in more occasions. Compared with traditional kitchen garbage disposal method, the utility model has the advantages of reducing secondary pollution, reducing transportation cost, and producing active carbon.

[0005] The technical scheme adopted to achieve the above-mentioned purposes is as follows:

[0006] Mainly include water mist channel 1, steam generator 2, atomizing nozzle 3, carbonization reaction chamber 4, heat preservation cover 5, separation chamber 6, carbon deposition chamber 7, filter 8, waste gas separation chamber 9, circulating pump 10, steam channel 11.The water mist channel 1 one end installs atomizing nozzle 3, the other end installs steam generator 2;Steam generator 2 is located in the inside of carbonization reaction chamber 4, steam generator 2 is not connected water mist channel 1 one end is opposite in the kitchen waste entrance 402 of carbonization reaction chamber 4 import position;Carbonization reaction chamber 4 outside is equipped with heat preservation cover 5, and the downstream of carbonization reaction chamber 4 is equipped with separation chamber 6;The separation chamber 6 is sequentially connected waste gas separation chamber 9 and circulating pump 10 by steam channel 11, and is reconnected into atomizing nozzle 3.

[0007] Further, the inside of the steam generator 2 is provided with a spiral guide vane 201, which increases the passing time of the water mist in the steam generator 2.

[0008] Further, the inside of the carbonization reaction chamber 4 is provided with a guide vane 401, which can support the steam generator 2 and provide a rotational flow for the inside of the carbonization reaction chamber 4, thereby increasing the reaction time of the materials in the carbonization reaction chamber 4.

[0009] Further, the atomizing nozzle 3 includes a gas inlet 301, a clean water inlet 302 and a nozzle 303; high-speed gas is sprayed into the gas inlet 301, and the clean water flowing out of the clean water inlet 302 becomes water mist through the nozzle 303; the high-speed gas sprayed into the gas inlet 301 provides kinetic energy for the flow inside the entire superheated steam kitchen waste treatment device.

[0010] Further, the tail end of the separation chamber 6 is provided with a carbon deposition chamber 7 below, which is used for collecting the powdered activated carbon generated by the superheated steam reaction.

[0011] Further, the steam channel 11 is provided with a filter 8 at one end connected to the separation chamber 6, which is used for filtering the powdered activated carbon.

[0012] Further, the waste gas separation chamber 9 is provided with a separation membrane, which is used for separating the organic waste brought out by the superheated steam.

[0013] The beneficial effects of the present application are as follows:

[0014] 1. The device for producing activated carbon by using superheated steam has an integrated design, a smaller volume, and can be used in more occasions compared with traditional garbage treatment devices, thereby reducing transportation costs.

[0015] 2. The device for producing activated carbon by using superheated steam can treat kitchen waste by using superheated steam, can achieve the effects of sterilization and taking away organic pollutants, and is extremely environmentally friendly.

[0016] 3. The device for producing activated carbon by using superheated steam, which can produce activated carbon and has certain economy. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 is a structure diagram of the device for producing activated carbon by using superheated steam.

[0018] Fig. 2 is a structure diagram of the atomizing nozzle of the device for producing activated carbon by using superheated steam.

[0019] In the figure: 1. water mist channel, 2. steam generator, 3. atomizing nozzle, 4. carbonization reaction cavity, 5. heat preservation cover, 6. separation cavity, 7. carbon deposition cavity, 8. filter, 9. waste gas separation cavity, 10. circulating pump, 11. steam channel, 201. spiral guide vane, 202. heating device, 301. gas inlet, 302. clean water inlet, 303. nozzle, 401. guide vane, 402. kitchen waste inlet. DETAILED DESCRIPTION

[0020] The utility model will be further described below in combination with the drawings and specific embodiments, but the protection scope of the utility model is not limited to this.

[0021] Figs. 1-2 The utility model relates to a kind of device for producing activated carbon by using superheated steam and related structure diagram, mainly including water mist channel 1, steam generator 2, atomizing nozzle 3, carbonization reaction cavity 4, heat preservation cover 5, separation cavity 6, carbon deposition cavity 7, filter 8, waste gas separation cavity 9, circulating pump 10, steam channel 11.The water mist channel 1 one end installs atomizing nozzle 3, the other end installs steam generator 2;The steam generator 2 is located in the inside of carbonization reaction cavity 4, steam generator 2 is not connected the one end of water mist channel 1, and kitchen waste inlet 402 located in the inlet position of carbonization reaction cavity 4 is just opposite;Carbonization reaction cavity 4 is installed with heat preservation cover 5 outside, and separation cavity 6 is installed with downstream of carbonization reaction cavity 4;The separation cavity 6 is sequentially connected waste gas separation cavity 9 and circulating pump 10 by steam channel 11, and is reconnected atomizing nozzle 3.

[0022] The inside of the steam generator 2 is provided with a spiral guide vane 201, which increases the passing time of water mist inside the steam generator 2. The inside of the carbonization reaction cavity 4 is provided with a guide vane 401, which can support the steam generator 2 and provide a rotation quantity for the flow inside the carbonization reaction cavity 4, thereby increasing the reaction time of the materials inside the carbonization reaction cavity 4. The atomizing nozzle 3 comprises a gas inlet 301, a clean water inlet 302 and a nozzle 303; high-speed gas is sprayed into the gas inlet 301, and the clean water flowing out of the clean water inlet 302 becomes water mist through the nozzle 303; the high-speed gas sprayed into the gas inlet 301 provides kinetic energy for the flow inside the entire superheated steam kitchen waste treatment device.

[0023] The tail end of the separation cavity 6 is provided below with a carbon deposition cavity 7 for collecting the powdered activated carbon generated by the superheated steam reaction. The steam channel 11 is provided at one end connected with the separation cavity 6 with a filter 8 for filtering the powdered activated carbon. The separation cavity 9 is provided with a separation membrane for separating the organic waste brought out by the superheated steam.

[0024] The working principle is as follows:

[0025] The utility model has three inlets, including a gas inlet 301, a clean water inlet 302 and a kitchen waste inlet 402. The gas inlet 301 is used as a power output source, and is connected with a circulating pump 10 through a steam channel 11 in the upstream, thereby providing kinetic energy for the device; the gas input by the gas inlet 301 can drive the water flow of the clean water inlet 302 into the device, and form water mist after passing through the nozzle 303 and entering the water mist channel 1. The main heating area of the device is the steam generator 2, when the water mist enters the steam generator 2, it is evaporated into water vapor due to high temperature, and is continuously heated under the action of the heating device 202 installed in the multi-stage heating series during the flow through the spiral guide vane 201, the water vapor is fully evaporated and reaches 200-1200 degrees Celsius to form superheated steam, and enters the carbonization reaction cavity 4 through the lower end of the steam generator 2.

[0026] The kitchen garbage is changed into paste-like kitchen garbage by the shredder installed before the device, and the paste-like kitchen garbage enters the carbonization reaction cavity 4 through the kitchen garbage inlet 402. The paste-like kitchen garbage entering the carbonization reaction cavity 4 contacts the superheated steam, and is dehydrated and dried in sequence, and is changed into powder-like kitchen garbage, and moves to the upper end of the carbonization reaction cavity 4 under the blowing of the superheated steam and flows into the separation cavity 6. The residence time of the powder-like kitchen garbage in the carbonization reaction cavity 4 can be controlled by controlling the gas flow of the gas inlet 301 and the clean water flow of the clean water inlet 302, so that the powder-like kitchen garbage can be carbonized and activated under the sufficient action of the superheated steam, and harmful organic matters are separated. The treated gas and carbonized substances are separated in the separation cavity 6, the gas flows into the steam channel 11 through the filter 8, and the organic waste gas is separated through the separation membrane installed in the waste gas separation cavity 9 when the gas passes through the waste gas separation cavity 9, and the superheated steam continues to pass through the circulating pump 10, the gas inlet 301 and flows into the device, is recycled, and is more in line with the environmental protection requirement.

[0027] The protection scope of the device is not limited to the above-mentioned embodiments, and other embodiments and variants within the device concept scope are also included.

Claims

1. An apparatus for producing activated carbon by using superheated steam, mainly comprising a water mist passage (1), a steam generator (2), a misting nozzle (3), a carbonization reaction cavity (4), a heat preservation cover (5), a separation cavity (6), a carbon accumulation cavity (7), a filter (8), a waste gas separation cavity (9), a circulating pump (10), and a steam passage (11), characterized in that: One end of the water mist channel (1) is installed with an atomizing nozzle (3), and the other end is installed with a steam generator (2); the steam generator (2) is located inside a carbonization reaction cavity (4), and the end of the steam generator (2) not connected with the water mist channel (1) is opposite to a kitchen garbage inlet (402) located at the inlet position of the carbonization reaction cavity (4); a heat preservation cover (5) is installed outside the carbonization reaction cavity (4), and a separation cavity (6) is installed downstream of the carbonization reaction cavity (4); the separation cavity (6) is connected with a waste gas separation cavity (9) and a circulating pump (10) in sequence through a steam channel (11), and is reconnected with the atomizing nozzle (3).

2. The apparatus for producing activated carbon using superheated steam according to claim 1, wherein The steam generator (2) is provided with a spiral guide vane (201) inside, so as to increase the passing time of the water mist inside the steam generator (2).

3. The apparatus for producing activated carbon using superheated steam according to claim 1, wherein The carbonization reaction cavity (4) is provided with a guide vane (401) inside, which can support the steam generator (2) on one hand and provide a spin for the flow inside the carbonization reaction cavity (4) on the other hand, so as to increase the reaction time of the materials inside the carbonization reaction cavity (4).

4. The apparatus for producing activated carbon using superheated steam according to claim 1, wherein The atomizing nozzle (3) comprises a gas inlet (301), a clean water inlet (302) and a nozzle (303); high-speed gas is sprayed into the gas inlet (301), and the clean water flowing out of the clean water inlet (302) becomes water mist through the nozzle (303); the high-speed gas sprayed into the gas inlet (301) provides kinetic energy for the flow inside the entire superheated steam kitchen garbage treatment device.

5. The apparatus for producing activated carbon using superheated steam according to claim 1, wherein The tail end of the separation cavity (6) is installed below with a carbon deposition cavity (7) for collecting the powdered activated carbon generated by the superheated steam reaction.

6. The apparatus for producing activated carbon using superheated steam according to claim 1, wherein The steam channel (11) is installed with a filter (8) at one end connected with the separation cavity (6), for filtering the powdered activated carbon.

7. The apparatus for producing activated carbon using superheated steam according to claim 1, wherein The waste gas separation cavity (9) is installed with a separation membrane, for separating the organic waste brought out by the superheated steam.

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