CN115539964A - Mobile household garbage plasma gasification melting system - Google Patents

Abstract

The invention discloses a movable household garbage plasma gasification melting system, which comprises a movable carriage and a plasma gasification melting device, wherein the plasma gasification melting device is arranged on the movable carriage, and comprises an automatic feeder, a crusher, a temporary storage box, a conveyor, a plasma gasification melting furnace, a slag discharging pool, a secondary combustion chamber, a gas filtering device, a dust remover and a chimney.

Description

A mobile household garbage plasma gasification melting system

technical field

The invention belongs to the field of solid waste treatment, and relates to a mobile domestic waste plasma gasification and melting system.

Background technique

With the development of our country's economy, the amount of municipal solid waste is increasing year by year, seriously affecting the harmonious development between urban economy and environment. How to deal with these domestic garbage thoroughly and timely has become a topic of great concern. In recent years, the improvement of the classification and treatment level of domestic waste in my country has made the centralized classification and treatment of domestic waste develop to a certain extent. However, it is inevitable that some communities, islands, and remote areas such as rural areas still face certain transportation and disposal problems.

Contents of the invention

In order to overcome the deficiencies of the prior art, the present invention provides a mobile household garbage plasma gasification and melting system.

In order to achieve the above object, the present invention adopts the following technical solutions: a mobile household garbage plasma gasification and melting system, including a mobile compartment and a plasma gasification and melting device, the plasma gasification and melting device is arranged in the mobile compartment, and the plasma gasification and melting device The chemical melting device includes an automatic feeder, a crusher, a temporary storage box, a conveyor, a plasma gasification melting furnace, a slag discharge pool, a secondary combustion chamber, a gas filtering device, a dust collector and a chimney.

Further, the mobile carriage includes a carriage, a runner and a traction hook. The runner is arranged at the bottom of the carriage, and the traction hook is arranged at both ends of the carriage. The traction hook is used to connect with an external traction device. The position connects the traction device to the carriage.

Further, the automatic feeding machine includes a body, a feeding device and an opening and closing device, the feeding device and the opening and closing device are respectively arranged on the body, the body is provided with a machine chamber, and the feeding device is arranged in the machine chamber.

Further, the automatic feeder is connected with the crusher, the automatic feeder receives domestic garbage and automatically transfers the domestic garbage to the crusher for garbage crushing, the crusher is connected with the temporary storage box, and the crushed garbage is transferred to the temporary storage box Temporary storage in the box, the conveyor is located between the temporary storage box and the plasma gasification melting furnace, the temporary storage box is connected with the plasma gasification melting furnace through the conveyor, and the conveyor transports the broken garbage temporarily stored in the temporary storage box to The plasma gasification melting furnace, the plasma gasification melting furnace includes a slag outlet port and a gas outlet port, the slag outlet port is located at the bottom of the plasma gasification melting furnace, the gas outlet port is located at the top of the plasma gasification melting furnace, the plasma gasification melting furnace The gasification and melting furnace is connected to the slag discharge pool through the slag outlet, the plasma gasification and melting furnace is connected to the second combustion chamber through the gas outlet, the second combustion chamber is connected to the gas filter device, the gas filter device is connected to the dust collector, and the dust collector It is connected with the chimney, and the treated gas is discharged into the atmosphere through the chimney.

Further, the automatic feeder, crusher, temporary storage box, plasma gasification melting furnace, slag discharge pool, secondary combustion chamber, gas filtering device, dust collector and chimney are connected in split or integrated manner.

Further, the conveyor is set as a screw conveyor.

Further, the plasma gasification melting furnace is provided with a plasma torch.

Further, the gas filter device is provided with various absorbents, including absorbents used for desulfurization, denitrification and deacidification.

Further, the dust collector is set as a dry dust filter device.

Further, the crusher is provided with a sorting device, and the second combustion chamber is provided with a heat recovery device.

A method for using a mobile household garbage plasma gasification melting system, comprising the following steps:

Step 1: The opening and closing device of the automatic feeder 1 is opened, the feeding device is started, the automatic feeder 1 receives domestic waste and transmits the domestic waste to the crusher 2;

Step 2: The crusher 2 crushes the garbage and transfers the garbage to the temporary storage box 3 for temporary storage;

Step 3: The conveyor 4 starts to transfer the broken garbage temporarily stored in the temporary storage box 3 to the plasma gasification melting furnace 5;

Step 4: The plasma gasification melting furnace 5 melts the garbage;

Step 5: The plasma gasification melting furnace 5 transports the synthesis gas to the secondary combustion chamber 7, and transports the slag to the slag discharge pool 6;

Step 6: the second combustion chamber 7 further processes the synthesis gas;

Step 7: The gas filtering device 8 receives and filters the gas treated by the second combustion chamber 7;

Step 8: The dust collector 9 receives the gas filtered by the gas filter device 8 and performs dust removal and filtration;

Step 9: the chimney 10 discharges the gas processed by the dust collector 9 into the atmosphere;

Step 10: End step.

Further, the plasma gasification melting system includes a mobile carriage and a plasma gasification melting device, the plasma gasification melting device is arranged in the moving carriage, and the plasma gasification melting device includes an automatic feeder, a crusher, a temporary storage box, Conveyor, plasma gasification melting furnace, slag discharge pool, secondary combustion chamber, gas filtering device, dust collector and chimney.

Further, the mobile carriage includes a carriage, a runner and a traction hook. The runner is arranged at the bottom of the carriage, and the traction hook is arranged at both ends of the carriage. The traction hook is used to connect with an external traction device. The position connects the traction device to the carriage.

Further, the automatic feeding machine includes a body, a feeding device and an opening and closing device, the feeding device and the opening and closing device are respectively arranged on the body, the body is provided with a machine chamber, and the feeding device is arranged in the machine chamber.

Further, the automatic feeder is connected with the crusher, the automatic feeder receives domestic garbage and automatically transfers the domestic garbage to the crusher for garbage crushing, the crusher is connected with the temporary storage box, and the crushed garbage is transferred to the temporary storage box Temporary storage in the box, the conveyor is located between the temporary storage box and the plasma gasification melting furnace, the temporary storage box is connected with the plasma gasification melting furnace through the conveyor, and the conveyor transports the broken garbage temporarily stored in the temporary storage box to The plasma gasification melting furnace, the plasma gasification melting furnace includes a slag outlet port and a gas outlet port, the slag outlet port is located at the bottom of the plasma gasification melting furnace, the gas outlet port is located at the top of the plasma gasification melting furnace, the plasma gasification melting furnace The gasification and melting furnace is connected to the slag discharge pool through the slag outlet, the plasma gasification and melting furnace is connected to the second combustion chamber through the gas outlet, the second combustion chamber is connected to the gas filter device, the gas filter device is connected to the dust collector, and the dust collector It is connected with the chimney, and the treated gas is discharged into the atmosphere through the chimney.

Further, the automatic feeder, crusher, temporary storage box, plasma gasification melting furnace, slag discharge pool, secondary combustion chamber, gas filtering device, dust collector and chimney are connected in split or integrated manner.

Further, the conveyor is set as a screw conveyor.

Further, the plasma gasification melting furnace is provided with a plasma torch.

Further, the gas filter device is provided with various absorbents, including absorbents used for desulfurization, denitrification and deacidification.

In summary, the benefits of the present invention are:

1) The automatic feeder, crusher, temporary storage box, plasma gasification melting furnace, slag discharge pool, secondary combustion chamber, gas filtering device, dust collector and chimney of the present invention are connected in a split or integrated manner. It is more compact and smaller than the incineration system of the same scale, and effectively solves the problem of domestic waste disposal in fragmented communities, remote areas and emergency situations. The synthesis gas is further processed to ensure the cleanliness of the exhaust gas.

2) The present invention is equipped with a traction hook, which is used to connect with an external traction device. The traction device is connected to the carriage through the traction hook. The traction device drives the plasma gasification melting system to move to realize the mobile type of this application. It is more flexible, convenient and efficient for domestic waste disposal in remote areas such as some communities, islands and rural areas.

3) In the present invention, the AC power supply is set as the power supply of the multi-phase AC plasma torch, and the electrodes of the multi-phase electrode assembly are alternately used as the cathode and the anode, so that the corrosion between the electrodes is more even, and the corrosion in the furnace can be effectively alleviated. The high temperature environment and harmful ions corrode the anode end surface, thus greatly prolonging the service life of the anode and cathode, and prolonging the service life of the entire plasma torch; an AC high voltage is set between the cathode and anode of the multiphase electrode assembly through an AC power supply , the air inlet component is fed into the plasma gas, so that the plasma jet is formed at the minimum distance between the high-voltage electrodes, so that no AC-DC conversion device is required, and the use of AC reduces the current conversion equipment, and a simpler transformer can be applied to improve system reliability and expansion. It increases the voltage drop in the arc without increasing the weight and cost; the AC arc movement is more intense, which makes the convective transmission of the plasma stronger and the overall thermal efficiency is higher.

4) The multi-phase electrode assembly of the present invention is composed of multiple sets of motors, and the multiple sets of electrodes are distributed in a ring shape, thus forming multiple arc channels intersecting each other, thereby making the plasma area larger, increasing the high-temperature area, and forming a larger In the high temperature area, it can also achieve better working results at lower plasma temperatures.

5) The present invention sets the cooling assembly to cool down the plasma torch to ensure that the plasma torch is in a normal working environment.

Description of drawings

Fig. 1 is a schematic diagram of the mobile household garbage plasma gasification melting system of the present invention.

Fig. 2 is a schematic diagram 1 of the automatic feeder of the present invention.

Fig. 3 is the second schematic diagram of the automatic feeder of the present invention.

Fig. 4 is a first schematic diagram of a multi-phase AC plasma torch according to Embodiment 2 of the present invention.

Fig. 5 is a second schematic diagram of the multi-phase AC plasma torch in the second embodiment of the present invention.

detailed description

Embodiments of the present invention are described below through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied through other different specific implementation modes, and various modifications or changes can be made to the details in this specification based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that, in the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

It should be noted that the diagrams provided in the following embodiments are only schematically illustrating the basic ideas of the present invention, and only the components related to the present invention are shown in the diagrams rather than the number, shape and shape of the components in actual implementation. Dimensional drawing, the type, quantity and proportion of each component can be changed arbitrarily during actual implementation, and the component layout type may also be more complicated.

All directional indications (such as up, down, left, right, front, back, horizontal, vertical...) in the embodiments of the present invention are only used to explain the relative positional relationship and movement situation between the various components in a certain posture etc., if the specific posture changes, the directional indication also changes accordingly.

Due to installation errors and other reasons, the parallel relationship referred to in the embodiments of the present invention may actually be an approximately parallel relationship, and the vertical relationship may actually be an approximately vertical relationship.

Embodiment one:

As shown in Figure 1-3, a mobile household garbage plasma gasification melting system includes a mobile carriage and a plasma gasification melting device, the plasma gasification melting device is arranged in the moving carriage, and the plasma gasification melting device includes Automatic feeder 1, crusher 2, temporary storage box 3, conveyor 4, plasma gasification melting furnace 5, slag discharge pool 6, secondary combustion chamber 7, gas filtering device 8, dust collector 9 and chimney 10.

The mobile compartment includes a compartment 11, a runner 13 and a traction hook 12. The compartment 11 is set to a conventional compartment, the runner 13 is arranged at the bottom of the compartment 11, and the traction hook 12 is arranged at both ends of the compartment 11. The traction hook 12 is used In connection with the external traction device, the traction device is connected to the compartment 11 through the traction hook 12. The traction device drives the plasma gasification melting system to move to achieve the mobile effect of this application. For some communities, islands and rural areas, etc. Domestic waste disposal in remote areas is more flexible, convenient and efficient.

The automatic feeder 1 includes a body 1-1, a feeding device and an opening and closing device, the feeding device and the opening and closing device are respectively arranged on the body 1-1, the body 1-1 is provided with a machine chamber 1-10, and the feeding device is arranged on The machine cavity 1-10, the feed device includes a feed motor 1-20, a feed plate 1-24 and several feed drive components, the feed plate 1-24 is located above the feed drive component, and the feed drive component drives the The material plate 1-24 moves up and down, the feeding motor 1-20 is set on the body 1-1, the output shaft of the feeding motor 1-20 spans the machine cavity 1-10 and is connected to the body 1-1 in rotation, and the feeding device is set On the output shaft, the feeding motor 1-20 transmits the motion to the feeding device through the output shaft.

In this embodiment, the feeding drive assembly is set as an integrated assembly composed of several feeding assemblies. The feeding assembly includes an eccentric wheel 1-21, a transmission rod 1-22 and a push block 1-23. The eccentric wheel 1-21 is arranged on the output Shaft, machine chamber 1-10 is also provided with fixed plate 1-25, and one end of transmission rod 1-22 is flexibly connected with eccentric wheel 1-21, and the other end of transmission rod 1-22 runs through fixed plate 1-25 and is connected with fixed plate 1 -25 is slidingly connected, and the push block 1-23 is arranged on the other end of the transmission rod 1-22, and the push block 1-23 is in contact with the feed plate 1-24. In this embodiment, the eccentric wheel 1-24 of the adjacent feed assembly 21 The long side corresponds to the short side, that is, the long side of a group of eccentric wheels 1-21 is in contact with the transmission rod 1-22, the short side of the adjacent eccentric wheel 1-21 is in contact with the transmission rod 1-22, and the feed motor 1-20 Continuously running, several feeding components intermittently push the feeding plate 1-24 and make the feeding plate 1-24 vibrate, which is convenient for garbage transmission.

In the present embodiment, the transmission rods 1-22 of several feeding assemblies have different lengths, as shown in Figure 2, the feeding end of the automatic feeder 1 is set as end A in the figure, and the discharge end of the automatic feeder 1 It is set as end B in the figure, and the length of the transmission rod 1-22 is gradually shortened from end A to end B, so that the feeding plate 1-24 is arranged obliquely, which facilitates the transportation of garbage to the crusher 2 under the action of gravity and vibration.

The opening and closing device includes a first plywood 1-31, a second plywood 1-32 and an opening and closing mechanism, the first plywood 1-31 and the second plywood 1-32 are hinged, and the first plywood 1-31 is rotationally connected to the body 1-1 , the opening and closing mechanism connects the first plywood 1-31, the second plywood 1-32 and the body 1-1, the opening and closing mechanism starts to control the folding of the first plywood 1-31 and the second plywood 1-32, and turns outwards to realize Opening and closing, when the garbage is fed, the opening and closing device is opened, and the garbage enters the automatic feeder 1 and falls on the feed plate 1-24. After the feeding is completed, the opening and closing device resets.

Automatic feeder 1 also comprises cleaning device, and cleaning device carries out automatic cleaning to feeding plate 1-24, and cleaning device comprises water spray head 1-40, water pipe and water tank 1-41, and water spray head 1-40 is arranged on the first The plywood 1-31 and the second plywood 1-32, the water pipe connects the sprinkler head 1-40 and the water tank 1-41, the water tank 1-41 is detachably installed in the water pipe, when cleaning is required, the water tank 1-41 is connected with the water pipe, the water tank 1 The water pump at -41 starts, and the water spray head 1-40 sprays water outwards, thereby realizing the cleaning of the feeding plate 1-24.

The bottom of the compartment 11 is fixedly equipped with a rotating motor 1-51, and the output shaft of the rotating motor 1-51 is fixedly connected with the automatic feeder 1. The compartment 11 is also fixedly equipped with a guide rod 1-52, and the bottom of the body 1-1 is provided with a chute to guide The top of the rod 1-52 is arranged on the chute, and the guide rod 1-52 is used to support the automatic feeder 1 on the one hand, and guide the rotation of the automatic feeder 1 on the other hand.

In the implementation process of the automatic feeder 1 of this embodiment, firstly, the opening and closing mechanism of the opening and closing device starts to control the folding of the first plywood 1-31 and the second plywood 1-32, and flips outwards to realize opening and closing, and the garbage enters the automatic feeder. The feeder 1 falls on the feed plate 1-24, the feed motor 1-20 starts, and several feed components intermittently push the feed plate 1-24 and make the feed plate 1-24 vibrate, so that the garbage is transported to the Crusher 2, after the garbage feeding is completed, the opening and closing mechanism of the opening and closing device is closed, and the first plywood 1-31 and the second plywood 1-32 are reset. At this time, if the automatic feeder 1 needs to be cleaned, turn the motor 1 -51 starts, the automatic feeder 1 is turned over 180°, the water tank 1-41 is connected with the water pipe, the water pump of the water tank 1-41 is started, and the water spray head 1-40 sprays water to the feed plate 1-24, thereby realizing the feeding For the cleaning of the material plates 1-24, the automatic feeder 1 is equipped with a waste water tank, and the water is cleaned along the feed plate 1-24 and then falls into the waste water tank. After the cleaning is completed, the motor 1-51 is started to reset the automatic feeder 1.

The automatic feeder 1 is connected with the crusher 2, the automatic feeder 1 receives domestic garbage and automatically transfers the domestic garbage to the crusher 2 for garbage crushing, the crusher 2 is connected with the temporary storage box 3, and the crushed garbage is transferred to the temporary Temporary storage in the storage box 3, the conveyor 4 is located between the temporary storage box 3 and the plasma gasification melting furnace 5, the temporary storage box 3 is connected with the plasma gasification melting furnace 5 through the conveyor 4, and the conveyor 4 is set as a screw conveyor The conveyor 4 transports the crushed garbage temporarily stored in the temporary storage box 3 to the plasma gasification melting furnace 5, the plasma gasification melting furnace 5 is used for garbage melting, and the plasma gasification melting furnace 5 includes a slag outlet port 51 and the gas outlet port 52, the plasma gasification melting furnace 5 is equipped with a plasma torch 50, the plasma torch 50 of this embodiment adopts a direct current plasma torch, and is set as two, and the two plasma torches 50 are arranged obliquely in Plasma gasification melting furnace 5.

The slag outlet port 51 is located at the bottom of the plasma gasification melting furnace 5, the gas outlet port 52 is located at the top of the plasma gasification melting furnace 5, and the plasma gasification melting furnace 5 is connected to the slag discharge pool 6 through the slag outlet port 51, The plasma gasification melting furnace 5 is connected to the second combustion chamber 7 through the gas outlet port 52, the synthetic gas is further processed by the second combustion chamber 7, and the harmful gas is converted into a harmless gas, and the second combustion chamber 7 is connected to the gas filter device 8. The gas filtering device 8 of the embodiment is provided with multiple absorbents, including absorbents used for desulfurization, denitrification and deacidification respectively, so as to ensure the cleanliness of the gas. The gas filtering device 8 is connected with the dust collector 9, and the dust collector 9 is set to dry Type dust filter device, such as a bag dust collector, the gas filtered by the gas filter device 8 is then filtered by the dust collector 9 to filter the water vapor in the gas, so as not to produce waste water, the dust collector 9 is connected to the chimney 10, and the treated clean gas is passed through the chimney 10 Exhausted into the atmosphere, automatic feeder 1, crusher 2, temporary storage box 3, plasma gasification melting furnace 5, slag discharge pool 6, secondary combustion chamber 7, gas filter device 8, dust collector 9 in this embodiment And the chimney 10 adopts split or integrated connection, which is more compact and smaller than the incineration system of the same scale, and effectively solves the problem of domestic waste disposal in fragmented communities, remote areas and emergency situations. Through the plasma gasification melting furnace 5 , the second combustion chamber 7, the gas filtering device 8, and the dust collector 9 further process the synthesis gas to ensure the cleanliness of the exhaust gas.

Preferably, for the convenience of feeding, the automatic feeder 1 can be extended to the outside of the carriage 11 .

Preferably, a sorting device can be installed in the crusher 2, and the functions of breaking bags and sorting large objects can be realized through the sorting device.

Preferably, the second combustion chamber 7 is provided with a heat recovery device, which recovers heat and improves the utilization rate of energy.

Embodiment two:

As shown in Figures 4-5, the difference between this embodiment and Embodiment 1 is that in Embodiment 1, the plasma gasification melting furnace 5 is provided with a direct current plasma torch 50, while in this embodiment, the plasma gasification melting furnace 5 is set as a multiphase AC plasma torch.

The multiphase AC plasma torch includes a main body 50-0, a multiphase electrode assembly 50-1, an air intake assembly, a cooling assembly, and a power supply assembly, and the multiphase electrode assembly 50-1, an air intake assembly, a cooling assembly, and a power supply assembly are respectively connected to the main body 50-0 connections.

The main body 50-0 is provided with a connecting flange 50-2, and the connecting flange 50-2 is connected to the plasma furnace, thereby realizing the connection between the multiphase AC plasma torch and the plasma furnace, and the multiphase electrode assembly 50-1 is arranged on the connecting flange 50-2.

The multiphase electrode assembly 50-1 is composed of multiple groups of motors. In this embodiment, the multiphase electrode assembly 50-1 includes 12 electrodes. As shown in FIG. Therefore, multiple arc channels intersecting each other are formed, so that the plasma area is larger, the high-temperature area is increased, and a larger high-temperature area is formed. At the same time, a better working effect can be achieved at a lower plasma temperature.

The connecting flange 50-2 is fixed with an insulator 50-3, and the insulator 50-3 is connected between the plasma furnace and the connecting flange 50-2, which not only plays an insulating role, but also plays a further role in the multiphase electrode assembly 50-1. supporting role.

The intake assembly includes an intake port 50-4 and an intake channel (not shown in the figure), the intake channel is located inside the main body 50-0, the intake port 50-4 communicates with the intake channel, and the intake channel communicates with the multi-arc channel , the plasma gas passes through the gas inlet 50-4 and the gas inlet channel into the multi-arc channel in turn. The plasma gas in this embodiment depends on the nature of the solid waste and the process used, and air, oxygen, nitrogen, and argon can be used. Wait.

The cooling assembly includes a circulating water inlet 50-5, a circulating water channel (not shown) and a circulating water outlet 50-6. The circulating water channel is located inside the main body 50-0, and the circulating water channel is connected to the circulating water inlet 50-5 and the circulating water channel respectively. The water outlet 50-6 is connected, and the circulating water circulates along the circulating water inlet 50-5, the circulating water channel and the circulating water outlet 50-6 in turn, and the circulating water cools the plasma torch to ensure that the plasma torch is in a normal working environment.

The power supply assembly includes a cable outlet 50-7 and a cable channel (not shown), the cable channel is provided with a cable (not shown), and the cables are respectively connected to the electrodes of the multiphase electrode assembly 50-1 and the AC power supply, and the AC power supply is multiple The power supply of the alternating current plasma torch.

In this embodiment, the AC power supply is the power supply of the multi-phase AC plasma torch, so the electrodes of the multi-phase electrode assembly 50-1 are alternately used as cathodes and anodes, so that the corrosion between the electrodes is more even and can effectively Relieve the corrosion of the anode end surface by the high temperature environment and harmful ions in the furnace, thereby greatly prolonging the service life of the anode and cathode, and prolonging the service life of the entire plasma torch; AC high voltage is set between them, and the air inlet component is fed with plasma gas, so that a plasma jet is formed at the minimum distance between the high-voltage electrodes, so that no AC-DC conversion device is required, and the use of AC reduces the current conversion equipment, and a simpler transformer can be applied. Improve system reliability and scalability; increase the voltage drop in the arc without increasing weight and cost; AC arc movement is more intense, making the convection transmission of the plasma stronger and the overall thermal efficiency higher.

The present application also provides a method for using a mobile domestic waste plasma gasification melting system, including the following steps:

Step 1: The opening and closing device of the automatic feeder 1 is opened, the feeding device is started, the automatic feeder 1 receives domestic waste and transmits the domestic waste to the crusher 2;

Step 2: The crusher 2 crushes the garbage and transfers the garbage to the temporary storage box 3 for temporary storage;

Step 3: The conveyor 4 starts to transfer the broken garbage temporarily stored in the temporary storage box 3 to the plasma gasification melting furnace 5;

Step 4: The plasma gasification melting furnace 5 melts the garbage;

Step 5: The plasma gasification melting furnace 5 transports the synthesis gas to the secondary combustion chamber 7, and transports the slag to the slag discharge pool 6;

Step 6: the second combustion chamber 7 further processes the synthesis gas;

Step 7: The gas filtering device 8 receives and filters the gas treated by the second combustion chamber 7;

Step 8: The dust collector 9 receives the gas filtered by the gas filter device 8 and performs dust removal and filtration;

Step 9: the chimney 10 discharges the gas processed by the dust collector 9 into the atmosphere;

Step 10: End step.

Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

Claims (10)

1. A portable domestic waste plasma gasification melting system which characterized in that: the plasma gasification melting device comprises an automatic feeder, a crusher, a temporary storage box, a conveyor, a plasma gasification melting furnace, a slag discharging pool, a secondary combustion chamber, a gas filtering device, a dust remover and a chimney.

2. The mobile domestic waste plasma gasification melting system of claim 1, wherein: the movable carriage comprises a carriage body, a rotating wheel and a traction hook position, the rotating wheel is arranged at the bottom of the carriage body, the traction hook position is arranged at two ends of the carriage body, the traction hook position is used for being connected with an external traction device, and the traction device is connected with the carriage body through the traction hook position.

3. The mobile domestic waste plasma gasification melting system of claim 2, wherein: the automatic feeder comprises a machine body, a feeding device and an opening and closing device, wherein the feeding device and the opening and closing device are respectively arranged on the machine body, the machine body is provided with a machine cavity, and the feeding device is arranged in the machine cavity.

4. The mobile domestic waste plasma gasification melting system of claim 1, wherein: the automatic feeding machine is connected with the crusher, the automatic feeding machine receives household garbage and automatically transmits the household garbage to the crusher for garbage crushing, the crusher is connected with the temporary storage box, the crushed garbage is transmitted to the temporary storage box for temporary storage, the conveyor is positioned between the temporary storage box and the plasma gasification melting furnace, the temporary storage box is connected with the plasma gasification melting furnace through the conveyor, the conveyor transmits the crushed garbage temporarily stored in the temporary storage box to the plasma gasification melting furnace, the plasma gasification melting furnace comprises a slag outlet end and a gas outlet end, the slag outlet end is positioned at the bottom of the plasma gasification melting furnace, the gas outlet end is positioned at the top of the plasma gasification melting furnace, the plasma gasification melting furnace is connected with a slag discharging pool through the slag outlet end, the plasma gasification melting furnace is connected with a secondary combustion chamber through the gas outlet end, the secondary combustion chamber is connected with a gas filtering device, the gas filtering device is connected with a dust remover, the dust remover is connected with a chimney, and the treated gas is discharged into the atmosphere through the chimney.

5. The mobile domestic waste plasma gasification melting system of claim 1, wherein: the automatic feeder, the crusher, the temporary storage box, the plasma gasification melting furnace, the slag discharge tank, the secondary combustion chamber, the gas filtering device, the dust remover and the chimney are connected in a split or integrated manner.

6. The mobile domestic waste plasma gasification melting system of claim 1, wherein: the conveyor is provided as a screw conveyor.

7. The mobile domestic waste plasma gasification melting system of claim 1, wherein: the plasma gasification melting furnace is provided with a plasma torch.

8. The mobile domestic waste plasma gasification melting system of claim 1, wherein: the gas filtering device is provided with a plurality of absorbents including the absorbents used for desulfurization, denitration and deacidification.

9. The mobile domestic waste plasma gasification melting system of claim 1, wherein: the dust remover is a dry dust filtering device.

10. The mobile domestic waste plasma gasification melting system of claim 1, wherein: the crusher is provided with a sorting device, and the second combustion chamber is provided with a heat recovery device.

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