CN107793189B

CN107793189B - Integrated solid waste treatment system and application method thereof

Info

Publication number: CN107793189B
Application number: CN201711260971.XA
Authority: CN
Inventors: 黄超文; 彭淑婧; 郑海霞; 梁春林
Original assignee: Beijing Zhongke Bolian Technology Group Co ltd
Current assignee: Beijing Zhongke Bolian Technology Group Co ltd
Priority date: 2017-12-04
Filing date: 2017-12-04
Publication date: 2024-04-23
Anticipated expiration: 2037-12-04
Also published as: CN107793189A

Abstract

The invention relates to the technical field of organic solid waste aerobic fermentation treatment, in particular to an integrated solid waste treatment system and a use method thereof. This solid useless processing system of integration includes: the fermentation device, the purification device, the fermentation tank and the aeration platform are arranged at the bottom of the fermentation tank; the fermentation device comprises a walking cart, a walking trolley, a lifting mechanism and a material taking device; the fermentation tank is arranged below the travelling cart; the aeration platform comprises a plurality of aeration plates which are connected in sequence transversely or/and longitudinally; the aeration plate comprises a top plate, a supporting frame and a bottom plate; the purifying device comprises a purifying tank, an air inlet pipe, an air outlet pipe and a spraying device. The fermentation device can realize the functions of inputting, taking out, turning over and throwing sludge and the like, saves the time for sludge treatment, improves the sludge treatment efficiency, reduces the energy consumption and shortens the period. In addition, the purification device realizes gas circulation through the cooperation of the purification tank and the spraying device, and the heat of the waste gas is reused, so that the energy waste is reduced.

Description

Integrated solid waste treatment system and application method thereof

Technical Field

The invention relates to the technical field of aerobic fermentation sludge treatment, in particular to an integrated solid waste treatment system and a use method thereof.

Background

With the continuous promotion of the urban level of China and the continuous improvement of the environmental protection requirements, the problem of the safe disposal of organic solid wastes is increasingly outstanding. Aerobic fermentation is an important way for harmless treatment of solid wastes such as sludge, garbage, excrement and the like. At present, the aerobic fermentation treatment of organic solid wastes in China mainly takes strip pile type and groove type, and has the problems of long composting time, difficult odor control and the like. In addition, the strip pile type and the trough type compost are difficult to adapt to the treatment requirements of small and medium solid wastes due to large occupied area, high civil engineering cost and the like, so that development of a reactor suitable for the aerobic fermentation treatment of the small and medium solid wastes is needed.

At present, the development of a closed and environment-friendly reactor composting system has become the development trend of domestic and foreign aerobic fermentation processes. The research and development of the domestic reactor type compost is still in a starting stage, and a plurality of technical problems of low intelligent degree, high running cost and the like exist. In recent two years, china is very important to research and development and application of reactor compost, and in the key research and development of thirteen-five countries, the independent stand of reactor compost is planned for the first time. If the sludge produced by a small and medium-sized sewage treatment plant is small, the mode of strip pile type or trough type composting is adopted for treatment, so that the use frequency of most facilities is greatly reduced, and the economic index is unreasonable.

The organic solid waste treatment in the related art is completed by matching a feeding and discharging system, a mixer, a material flattening machine, a turning machine, a travelling crane, a blowing and induced air system, a monitoring system, a deodorizing system, a control system and the like, and has the advantages of low treatment efficiency, high treatment energy consumption and long period.

Disclosure of Invention

The invention aims to provide an integrated solid waste treatment system and a use method thereof, which integrate feeding, discharging, mixing, leveling, turning, moving, aerating, deodorizing, monitoring and automatic control into a whole so as to solve the technical problems of low solid waste treatment efficiency, high energy consumption, long period and low intelligent degree in the prior art.

The invention provides an integrated solid waste treatment system, which comprises: the fermentation device, the purification device, the fermentation tank and the aeration platform arranged at the bottom of the fermentation tank;

The fermentation device comprises a walking cart, a walking trolley, a lifting mechanism and a material taking device; the material taking device is arranged on the travelling cart through the travelling cart; the material taking device is arranged on the travelling trolley through the lifting mechanism; the material taking device comprises a material storage hopper and a material taking shovel, and the material taking shovel is arranged around the material storage hopper through a transmission chain structure; the storage hopper comprises a hopper body and a discharging bin door; the discharging bin door is arranged at the bottom of the bucket body; the fermentation tank is arranged below the travelling cart;

the aeration platform comprises a plurality of aeration plates which are connected in sequence transversely or/and longitudinally; the aeration plate comprises a top plate, a support frame and a bottom plate; the top plate is arranged on the bottom plate through the supporting frame; a ventilation valve is arranged on the top plate and is used for enabling aeration gas to pass through the top plate;

The purifying device comprises a purifying tank, an air inlet pipe, an air outlet pipe and a spraying device; one end of the air inlet pipe is communicated with the purification tank, and the other end of the air inlet pipe is communicated with the air inlet of the ventilation valve; one end of the air outlet pipe is communicated with the purification tank, and the other end of the air outlet pipe is communicated with the air outlet of the air vent valve; the purifying tank is provided with an air inlet and a water outlet; the spraying device is used for spraying water into the purifying tank.

Further, the integrated solid waste treatment system also comprises a solid waste storage and transportation device; the solid waste storage and transportation device comprises a cabin body and a top cover assembly; the cabin body is in a groove shape with two closed ends; the top cover assembly is arranged at the top of the cabin body and used for enabling the top of the cabin body to be closed.

Further, the top cover assembly comprises a first top cover and a second top cover, wherein the first top cover is arranged on the inner wall of the cabin body through a first chute, and the second top cover is arranged on the inner wall of the cabin body through a second chute; the first chute is located above the second chute.

Further, the integrated solid waste treatment system also comprises a fermentation cabin; the fermentation cabin is covered outside the fermentation device, the purification device and the fermentation tank; and a channel for the solid waste storage and transportation device to enter and exit is arranged on the fermentation cabin. .

Further, a partition plate is arranged in the cabin body, and the partition plate divides the inner cavity of the cabin body into a first cavity and a second cavity.

Further, the vent valve includes a valve cover and a mounting portion; the valve cover is arranged at the top of the mounting part; the bottom of the valve cover is provided with a vent groove; the projection shape of the ventilation groove is conical.

Further, the number of the ventilation grooves is a plurality; and the ends with small sectional areas of the ventilation grooves are gathered, and the other ends are uniformly distributed in the circumferential direction.

Further, the material taking shovel is perpendicular to the transmission direction of the transmission chain structure and is arranged on the outer ring of the transmission chain structure.

Further, a filter layer for filtering waste gas is arranged in the purifying tank.

Further, the invention also provides a use method of the integrated solid waste treatment system, which comprises the following steps: when the travelling cart of the fermentation device moves to the top end of the storage and transportation bin, the photoelectric switch of the travelling cart detects the in-place information of the storage and transportation bin and transmits the in-place information to the PLC, the PLC judges that the travelling cart is sent to stop signals, sends closing instruction signals to the connection of the discharging bin door, and closes the discharging bin door;

The PLC controller sends a starting signal to a motor of the material taking device, and the transmission chain drives the material taking shovel to start material taking; the weighing sensor detects the weight information of the materials in the storage hopper and transmits the weight information to the PLC, and when the materials in the storage hopper reach the preset weight, the PLC sends a stop signal to a motor of the material taking device;

The PLC controller controls the traveling cart to travel to a port of the fermentation tank, the photoelectric switch of the traveling cart detects the in-place information of the fermentation tank and transmits the in-place information to the PLC controller, the PLC controller judges that the traveling cart is sent to stop signals, meanwhile, the hydraulic cylinder of the material taking device receives a door opening command signal of the PLC controller, the material discharging bin door is opened, and materials are dumped into the fermentation tank; the weighing sensor detects the weight information of the materials in the storage hopper and transmits the weight information to the PLC, and after the unloading is finished, the unloading bin door is closed;

the PLC controller sends a reversing signal to a motor of the traveling crane, and the traveling crane returns to the top end of the storage bin to take materials; repeating the above operation, and finishing filling the materials in the fermentation tank;

The PLC controls the discharge bin gate to open, controls the transmission chain structure of the material taking device to drive the material taking shovel to vertically rotate on the storage hopper, and when the material taking shovel contacts materials in the fermentation tank below, the material taking shovel scoops the materials up, when the material taking shovel rotates to the upper part of the storage hopper, the materials on the material taking shovel are dumped into the storage hopper, and are dumped into the fermentation tank again from the discharge bin gate at the bottom of the hopper body, so that the material mixing and dumping are completed;

When the temperature sensor on the travelling cart detects the temperature information of the materials, the temperature information is transmitted to the PLC, and when the temperature reaches a preset value, the PLC sends a fermentation completion signal to the travelling cart, closes a discharging bin door, controls the travelling cart to operate, and directly carries out outward the fermented materials;

When the travelling crane reaches a specified discharging position, the discharging bin door is opened so as to remove the materials in the fermentation tank.

The invention provides an integrated solid waste treatment system which comprises a fermentation device, a purification device, a fermentation tank and an aeration platform arranged at the bottom of the fermentation tank, wherein a material taking device is arranged on a traveling trolley, the traveling trolley is arranged on a traveling cart, a lifting mechanism is arranged between the material taking device and the traveling trolley, the material taking device can freely move in a three-dimensional space, the material taking device comprises a storage hopper and a material taking shovel, and the material taking shovel is arranged around the storage hopper through a transmission chain structure.

And opening a discharging bin door, and dumping sludge in the storage hopper into the fermentation tank while the storage hopper moves on the travelling cart. When the sludge is required to be turned over, the transmission chain structure drives the material taking shovel to vertically rotate on the storage hopper, when the material taking shovel contacts the sludge in the fermentation tank below, the material taking shovel scoops up the sludge, when the material taking shovel rotates to the upper part of the storage hopper, the sludge on the material taking shovel is dumped into the storage hopper, and the sludge is dumped into the fermentation tank again from the discharge bin door at the bottom of the hopper body, so that the turning over and throwing of the sludge are completed. When the sludge in the fermentation tank needs to be transported away, the discharging bin door is closed, the transmission chain structure drives the material taking shovel to vertically rotate on the storage hopper, and when the material taking shovel contacts the sludge in the fermentation tank below, the material taking shovel scoops up the sludge, and when the material taking shovel rotates to the upper part of the storage hopper, the sludge on the material taking shovel is dumped into the storage hopper, so that the sludge in the fermentation tank is removed. The storage hopper can finish the functions of discharging, turning and transporting when the travelling cart moves. Meanwhile, the material mixing device can also be used for mixing, leveling, moving and other functions. The top plate and the bottom plate of the aeration plate are fixed in relative positions through the support frame to form a supply gas path of aeration gas, the ventilation valve is arranged on the top plate, and the aeration gas is supplied to sludge on the top plate for fermentation through the ventilation valve through the top plate. The purification device supplies oxygen to the air inlet of the ventilation valve and enters the sludge positioned above the aeration plate from the outlet of the ventilation valve, so as to aerate the sludge.

Waste gas in the fermentation vat enters into the purification tank through the intake pipe, spray set sprays water in order to settle the dirt in the waste gas to the purification tank, and air gets into the purification tank from the air inlet of purification tank simultaneously, mixes and heats through waste gas with the waste gas in the purification tank, and the mist in the purification tank reentrant breather valve is passed through to the outlet duct, carries out the aeration to the mud in the fermentation equipment again.

The integrated solid waste treatment system provided by the invention has the advantages that the fermentation device can realize the functions of inputting, taking out, turning over and throwing sludge and the like, the sludge treatment time is saved, the sludge treatment efficiency is improved, the energy consumption is reduced, and the period is shortened. In addition, the purification device realizes gas circulation through the cooperation of the purification tank and the spraying device, and the heat of the waste gas is reused, so that the energy waste is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a purifying apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a fermentation apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic view of another structure of a fermentation apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a material taking device in a fermentation device according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of a part of an integrated solid waste treatment system according to an embodiment of the present invention;

fig. 6 is a schematic diagram of the overall structure of the solid waste storage and transportation device according to the embodiment of the invention;

fig. 7 is a schematic right-view structural diagram of a solid waste storage and transportation device according to an embodiment of the present invention;

fig. 8 is a schematic structural view of the solid waste storage and transportation device provided by the embodiment of the invention when the top cover assembly is in an open state;

Fig. 9 is a schematic structural view of a top cover assembly in a solid waste storage and transportation device according to an embodiment of the present invention;

fig. 10 is a schematic view of the overall structure of an aeration plate according to an embodiment of the present invention;

fig. 11 is a schematic view of a partial structure of an aeration plate according to an embodiment of the present invention;

FIG. 12 is a schematic view of the structure of a vent valve in an aeration panel according to an embodiment of the present invention;

fig. 13 is a schematic structural view of a combined aeration platform 29 according to an embodiment of the present invention;

fig. 14 is a schematic structural diagram of an integrated solid waste treatment system according to an embodiment of the present invention.

Reference numerals:

1-an air inlet pipe; 2-a filter layer; 3-a purifying tank;

4-an air outlet pipe; 5-a pool; 6-a purifier;

7-a cooling tower; 8-spraying device; 9-a fan;

10-a fermentation device; 11-a bracket; 12-truss;

13-a material taking device; 14-fixing frame; 15-a lifting mechanism;

16-a fermentation tank; 17-cabin body; 18-a connection;

19-a top cap assembly; 20-a separator; 21-top plate;

22-supporting frames; 23-a bottom plate; 24-a vent valve;

25-a solid waste storage and transportation device; 26-a purification device; 27-a fermentation tank;

28-an intelligent control center; 29-an aeration platform 29; 131-a storage hopper;

132-a material taking shovel; 133-drive chain structure; 134-bucket body;

135-a discharge bin gate; 191-a first top cap; 192-a second top cover;

193-first chute; 171-vertical walls; 172-transition walls;

173-a bottom seal seat; 241—valve cover; 242-mounting part;

243-vent slots; 244-airway; 245-vent holes;

211-support frame mounting slots.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically 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 invention will be understood in specific cases by those of ordinary skill in the art.

FIG. 1 is a schematic diagram of a purifying apparatus according to an embodiment of the present invention; FIG. 2 is a schematic diagram of a fermentation apparatus according to an embodiment of the present invention; FIG. 3 is a schematic view of another structure of a fermentation apparatus according to an embodiment of the present invention; FIG. 4 is a schematic structural view of a material taking device in a fermentation device according to an embodiment of the present invention; FIG. 5 is a schematic diagram of a part of an integrated solid waste treatment system according to an embodiment of the present invention; fig. 6 is a schematic diagram of the overall structure of the solid waste storage and transportation device according to the embodiment of the invention; fig. 7 is a schematic right-view structural diagram of a solid waste storage and transportation device according to an embodiment of the present invention; fig. 8 is a schematic structural view of the solid waste storage and transportation device provided by the embodiment of the invention when the top cover assembly is in an open state; fig. 9 is a schematic structural view of a top cover assembly in a solid waste storage and transportation device according to an embodiment of the present invention; fig. 10 is a schematic view of the overall structure of an aeration plate according to an embodiment of the present invention; fig. 11 is a schematic view of a partial structure of an aeration plate according to an embodiment of the present invention; FIG. 12 is a schematic view of the structure of a vent valve in an aeration panel according to an embodiment of the present invention; fig. 13 is a schematic structural diagram of a combined aeration platform according to an embodiment of the present invention; fig. 14 is a schematic structural diagram of an integrated solid waste treatment system according to an embodiment of the present invention; as shown in fig. 1to 14, an embodiment of the present invention provides an integrated solid waste treatment system including: fermentation device 10, purification device 26, fermentation tank 16, and aeration platform 29 provided at the bottom of fermentation tank 16; the fermentation device comprises a walking cart, a walking trolley, a lifting mechanism and a material taking device 13; the material taking device 13 is arranged on the travelling cart through the travelling cart; the material taking device 13 is arranged on the travelling trolley through a lifting mechanism; the material taking device 13 comprises a material storage hopper 131 and a material taking shovel 132, and the material taking shovel 132 is arranged around the material storage hopper 131 through a transmission chain structure 133; the storage hopper 131 comprises a hopper body 134 and a discharge bin door 135; the discharging bin door 135 is arranged at the bottom of the bucket body 134; the fermentation tank 16 is arranged below the travelling cart;

The aeration platform 29 comprises a plurality of aeration panels which are connected in sequence in the transverse direction or/and the longitudinal direction; the aeration plate comprises a top plate 21, a supporting frame 22 and a bottom plate 23; the top plate 21 is arranged on the bottom plate 23 through the supporting frame 22; the top plate 21 is provided with a vent valve 24, and the vent valve 24 is used for enabling aeration gas to pass through the top plate 21; the purifying device 26 comprises a purifying tank 3, an air inlet pipe 1, an air outlet pipe 4 and a spraying device 8; one end of the air inlet pipe 1 is communicated with the purifying tank 3, and the other end is communicated with an air inlet of the air vent valve 24; one end of the air outlet pipe 4 is communicated with the purifying tank 3, and the other end is communicated with an air outlet of the air vent valve 24; the purifying tank 3 is provided with an air inlet and a water outlet; the spraying device 8 is used for spraying water into the purifying tank 3.

The integrated solid waste treatment system provided by the invention comprises a fermentation device 10, a purification device 26, a fermentation tank and an aeration platform 29 arranged at the bottom of the fermentation tank, wherein a material taking device 13 is arranged on a traveling trolley, the traveling trolley is arranged on a traveling cart, a lifting mechanism 15 is arranged between the material taking device 13 and the traveling trolley, the material taking device 13 can freely move in a three-dimensional space, the material taking device 13 comprises a storage hopper 131 and a material taking shovel 132, and the material taking shovel 132 is arranged around the storage hopper 131 through a transmission chain structure 133.

The discharging bin gate is opened, and the storage hopper 131 is moved on the traveling carriage while the sludge in the storage hopper 131 is dumped into the fermentation tank. When the sludge is required to be turned over, the transmission chain structure 133 drives the material taking shovel 132 to vertically rotate on the storage hopper 131, when the material taking shovel 132 contacts the sludge in the fermentation tank below, the material taking shovel 132 scoops up the sludge, when the material taking shovel 132 rotates to the upper part of the storage hopper 131, the sludge on the material taking shovel 132 is poured into the storage hopper 131, and the sludge is poured into the fermentation tank again from the discharge bin door at the bottom of the bucket body 134, so that the turning over and the throwing of the sludge are completed. When the sludge in the fermentation tank needs to be carried away, the discharging bin door is closed, the transmission chain structure 133 drives the material taking shovel 132 to vertically rotate on the storage hopper 131, when the material taking shovel 132 contacts the sludge in the fermentation tank below, the material taking shovel 132 scoops up the sludge, and when the material taking shovel 132 rotates to the upper side of the storage hopper 131, the sludge on the material taking shovel 132 is dumped into the storage hopper 131, so that the sludge in the fermentation tank is removed. The storage hopper 131 can perform the above-described discharging, turning and transporting functions while the traveling carriage is moving. Meanwhile, the material mixing device can also be used for mixing, leveling, moving and other functions.

The top plate 21 and the bottom plate 23 of the aeration plate are fixed in relative positions through the support frame 22 to form a supply gas path of aeration gas, the ventilation valve 24 is arranged on the top plate 21, and the aeration gas is supplied to the sludge on the top plate 21 through the ventilation valve 24 by passing through the top plate 21 for fermentation. The purification device 26 supplies oxygen to the air inlet of the ventilation valve 24 and enters the sludge located above the aeration panel from the outlet of the ventilation valve 24, thereby aerating the sludge.

Waste gas in the fermentation tank enters the purification tank 3 through the air inlet pipe 1, spray water is sprayed into the purification tank 3 by the spray device to settle dirt in the waste gas, meanwhile, air enters the purification tank 3 from the air inlet of the purification tank 3, is mixed with the waste gas in the purification tank 3 and heated by the waste gas, and the mixed gas in the purification tank 3 enters the breather valve 24 again through the air outlet pipe 4 to aerate the sludge in the fermentation device 10.

According to the integrated solid waste treatment system provided by the invention, the fermentation device 10 can realize the functions of inputting, taking out, turning and throwing sludge and the like, so that the sludge treatment time is saved, the sludge treatment efficiency is improved, the energy consumption is reduced, and the period is shortened. In addition, the purification device 26 realizes gas circulation through the cooperation of the purification tank 3 and the spraying device, and the heat of the waste gas is reused, so that the energy waste is reduced.

As shown in fig. 6 to 9, on the basis of the above embodiment, further, the integrated solid waste treatment system further includes a solid waste storage and transportation device 25; the solid waste storage and transportation device 25 comprises a cabin 17 and a top cover assembly 19; the cabin body 17 is in a groove shape with two closed ends; a roof assembly 19 is provided on top of the compartment 17 for closing the top of the compartment 17.

In this embodiment, the top cover assembly 19 is disposed on the tank 17, and the user transfers the sludge to be treated into the tank 17, and seals the tank 17 by using the top cover assembly 19. And then transported to a fermentation tank, the top cover assembly 19 is opened, the material taking shovel 132 and the storage hopper 131 are moved to the position above the cabin 17, and the sludge in the cabin 17 is transported to the storage hopper 131 through the material taking shovel 132. The storage hopper 131 moves to above the fermentation tank, the discharging bin door 135 is opened, and the sludge in the hopper body 134 is poured into the fermentation tank, so that the sludge to be treated is conveyed into the fermentation tank.

In this embodiment, the both ends of the cabin body 17 are sealed, and the top is provided with the top cap subassembly 19, can make the top of the cabin body 17 seal for the material is transported in airtight space, has avoided the material to unload and pollutes the environment, and after arriving at the destination of transporting, the top cap subassembly 19 is opened, and the material is taken out to material receiving equipment by the cabin body 17 top, compares the unloading mode that the transfer device slope of opening the door behind with current top seal, this storage and transportation device has solved the problem that the material receiving equipment was damaged easily in the unloading process, is suitable for popularization and application.

Further, the traveling carriage is provided on the fermenting device 10 through a bracket 11.

Further, on the basis of the above embodiment, the top cover assembly 19 includes a first top cover 191 and a second top cover 192, the first top cover 191 is disposed on the inner wall of the cabin 17 through a first chute 193, and the second top cover 192 is disposed on the inner wall of the cabin 17 through a second chute; the first runner 193 is located above the second runner.

In this embodiment, the first top cover 191 and the second top cover 192 can slide on the cabin 17 at the same time to close or open the upper part of the cabin 17, thereby improving efficiency.

The sliding of the first top cover 191 on the first chute 193 is achieved by a rack and pinion structure; the sliding of the second cap 192 over the second runner is vice versa.

In the present embodiment, the first top cover 191 is controlled to translate on the first chute 193 by the rack-and-pinion structure, so that the top of the cabin 17 is opened; likewise, the second cap 192 translates over the second runner under the influence of the rack and pinion arrangement.

It should be noted that, the translation of the first top cover 191 and the translation of the second top cover 192 are relatively independent, and can be controlled by two sets of rack-and-pinion structures or hydraulic elements, or can be controlled by one set of rack-and-pinion structures or hydraulic elements; the first top cover 191 translates to the area where the second top cover 192 is located when translating, and the second top cover 192 translates to the area where the first top cover 191 is located when translating, that is, the area where the top of the cabin 17 is opened is the area corresponding to the first top cover 191 or the second top cover 192.

The cross section shape of the cabin 17 is similar to a U shape, that is, the plane formed by the inner walls of the cabin 17 is a slope, on one hand, when taking materials, the materials can be completely taken out as much as possible, so that the materials are prevented from remaining in the cabin 17, and on the other hand, the materials are convenient to match with storage and transportation vehicles, so that the position of the cabin 17 is more stable in the storage and transportation process.

As shown in fig. 6 to 9, further, the solid waste storage and transportation device 25 further includes a connecting portion 18 on the basis of the above embodiment; the connecting portion 18 is provided at one end of the cabin 17 for connecting the cabin 17 to a storage and transportation vehicle.

In this embodiment, the connection portion 18 is disposed on the cabin 17, and the cabin 17 is connected with the storage and transportation vehicle through the connection portion 18, so as to avoid the cabin 17 from shaking during transportation, and improve the stability of the cabin 17 during transportation and movement.

The connection portion 18 may have a structure such as a connection hook or a bolt mounting hole.

The integrated solid waste treatment system comprises a fermentation tank 27; the fermentation chamber 27 is covered outside the fermentation device 10, the purification device 26 and the fermentation tank; the fermentation cabin 27 is provided with a passage for the solid waste storage and transportation device 25 to go in and out.

In this embodiment, the fermentation chamber 27 can perform airtight, thermal insulation and rainproof functions. Preferably, the fermentation chamber 27 is made of a heat-insulating material to absorb solar energy or a solar photovoltaic panel, so as to perform a better heat-insulating effect.

Further, on the basis of the above embodiment, the partition 20 is provided inside the cabin 17, and the partition 20 divides the inner cavity of the cabin 17 into two parts, namely, a first chamber and a second chamber.

In this embodiment, the partition 20 divides the inner cavity of the cabin 17 into two independent chambers which are not communicated with each other, thereby facilitating the storage and transportation of different kinds of materials at the same time and finer control of the materials in the cabin 17.

The partition plate 20 connects the two side walls of the cabin 17, and serves to strengthen the structural stability of the cabin 17.

In an alternative to this embodiment, the partition 20 is arranged vertically in the middle of the cabin 17.

In this embodiment, the partition board 20 is located at the middle position of the cabin 17, and divides the whole cabin 17 into two chambers with equal volumes, that is, the first chamber and the second chamber have the same volume, so that the amounts of materials in the two chambers can be intuitively compared.

In an alternative to this embodiment, the length of the first cap 191 is adapted to the length of the first chamber; the length of the second cap 192 corresponds to the length of the second chamber.

In this embodiment, since the first chamber and the second chamber have the same size, the first top cover 191 and the second top cover 192 have the same length, so as to cover the corresponding chambers and ensure the sealing of the chambers.

In an alternative to this embodiment, as shown, the side walls of the cabin 17 include vertical walls 171 and transition walls 172, the vertical walls 171 being disposed on the bottom seal 173 of the cabin 17 by the transition walls 172, and the vertical walls 171 being perpendicular to the bottom seal 173 of the cabin 17.

In this embodiment, the vertical wall 171 is connected at an angle to the transition wall 172, forming a side wall of the compartment 17; when the transition wall 172 is further connected with the bottom sealing seat 173, the vertical wall 171 is ensured to be perpendicular to the bottom sealing seat 173, so that the whole inner cavity of the cabin 17 is similar to a funnel shape, and the material is conveniently taken out.

In the alternative of this embodiment, the cross-sectional shape of the transition wall 172 is linear.

In this embodiment, the cross-sectional shape of the cabin 17 is understood to be, in particular, a hexagon formed by cutting two adjacent corners with a rectangle.

In an alternative to this embodiment, the bottom of the cabin 17 is provided with pulleys.

In the embodiment, the pulley is arranged to facilitate the whole movement of the cabin 17, so that the cabin 17 can be conveniently moved to the storage and transportation vehicle and the cabin 17 can be conveniently detached from the storage and transportation vehicle; preferably, the pulley is a universal wheel.

Further, the intelligent automatic control device and the transfer vehicle are also included; the cabin 17 is connected to the body of the transfer vehicle by a connection 18; the intelligent automatic control device is arranged on the cabin body 17 and comprises a storage battery, a GPS positioning module and a GPRS wireless communication module, wherein the GPS positioning module and the GPRS wireless communication module are electrically connected with the storage battery. The solid waste intelligent storage and transportation system can realize real-time positioning and monitoring of materials through the GPS positioning module and the GPRS wireless communication module, and solves the problems that stored and transported materials cannot be monitored and the materials cannot be intelligently allocated and managed.

In the embodiment, the shape of the body of the transfer vehicle is matched with the shape of the cabin 17, so that the stability of the position of the solid waste storage and transportation device 25 in the transfer process is benefited; the body of the transfer vehicle can be customized, and corresponding fixing pieces can be installed on the basis of the structure of the existing vehicle.

An intelligent chip is embedded in the cabin 17, and material property sensors such as temperature, volume and the like are installed; the GPS positioning module and the GPRS wireless communication module are matched, so that information such as temperature, weight and the like of sludge in the cabin can be known at any time on various communication terminals, and the position information of the storage and transportation cabin can also be known.

This system possesses functions such as material transportation, storage, GPS location and remote monitoring, has solved the unable supervision of material problem, can fix a position the real-time position of transporting the cabin to storing and tracking, is convenient for monitor the transportation process of material, simultaneously, also is convenient for overall the follow-up material processing work, and then can realize the construction of material processing thing networking.

In addition, besides the storage battery power supply, a power supply mode can be adopted. It will be appreciated that the battery provides power to the motor that drives the operation of the cap assembly 19.

Further, in addition to the above embodiment, the ventilation valve 24 includes the valve cover 241 and the mounting portion 242; the valve cover 241 is disposed on top of the mounting portion 242; the bottom of the valve cover 241 is provided with a ventilation groove 243; the vent groove 243 has a conical projection shape.

In this embodiment, the vent groove 243 is formed in the bottom of the valve cover 241 of the vent valve 24, and the vent groove 243 is conical in projection, so that sludge can be prevented from entering between the top plate 21 and the bottom plate 23, the air permeability is good, cleaning is easy, the problem that the existing aeration device is easy to be blocked by sludge is solved, and the aeration device is suitable for popularization and application. The combined aeration platform 29 formed by connecting a plurality of aeration plates has the advantages of short installation period and simple installation process.

The top plate 21 is provided with a vent hole 245, and the mounting portion 242 is provided in the vent hole 245, so that the vent valve 24 is fixed to the top plate 21.

Further, on the basis of the above embodiment, the number of the ventilation grooves 243 is plural; the plurality of ventilation grooves 243 are gathered at one end with small cross-sectional area and evenly distributed circumferentially at the other end.

In this embodiment, aeration gas flows in from one end of the aeration tank 243 having a small cross-sectional area and flows out from the other end, and the cross-sectional area of the gas passage gradually increases in the gas outflow direction, and this arrangement can effectively prevent sludge from flowing between the top plate 21 and the bottom plate 23 through the aeration valve 24, and can also ensure the smoothness of the gas path, so that the sludge fermentation operation is stably performed.

And, a plurality of ventilation grooves 243 one end gathers together, and one end circumference evenly sets up, can reach the effect of evenly giving vent to anger, is favorable to the sludge fermentation.

In an alternative to this embodiment, the projected shape of the valve cover 241 is circular.

In the present embodiment, the air vent 243 is provided in the radial direction of the valve cover 241, and the end of the air vent 243 having a small cross-sectional area is close to the center of the circle; and, circular valve gap 241 atress is even, does benefit to the stability of breather valve 24 position.

In addition, the bottom of the top plate 21 and the top of the bottom plate 23 are respectively provided with a support frame mounting groove 211 for fixing the position of the support frame 22, so that the connection between the top plate 21 and the bottom plate 23 is more stable.

In an alternative to this embodiment, an air passage 244 is provided on the mounting portion 242.

In this embodiment, the air passage 244 serves as a communication function, and as a part of the air passage, its shape may be various.

In an alternative to this embodiment, the air passage 244 communicates with the air passage 243.

In this embodiment, aeration gas enters the aeration tank 243 through the air passage 244 and flows out of the aeration valve 24.

In an alternative to this embodiment, the air passage 244 is provided on the outer wall of the mounting portion 242.

In the present embodiment, the mounting portion 242 is cylindrical, and is adapted to the size of the ventilation hole 245, and the ventilation duct 244 and the inner wall of the ventilation hole 245 form a gas path through which aeration gas passes and enters the ventilation groove 243.

In an alternative to the present embodiment, the number of air passages 244 is plural; the plurality of air passages 244 are circumferentially uniformly provided on the outer wall of the mounting portion 242.

In the present embodiment, the plurality of air passages 244 are provided on the outer wall of the mounting portion 242 in parallel with the axial direction of the mounting portion 242, so that a large supply of aeration gas can be satisfied.

In the alternative of the present embodiment, the number of ventilation channels 244 is the same as the number of ventilation slots 243.

In this embodiment, the air channels 244 and the air channels 243 are arranged in a one-to-one correspondence, and one end of the air channel 244 near the top of the mounting portion 242 is aligned with one end of the air channel 243 near the center of the bottom surface of the valve cover 241, so as to form a plurality of air paths, and the air valve 24 can supply air to the periphery simultaneously, which is beneficial to the efficient implementation of the sludge fermentation operation.

In an alternative of this embodiment, the fermentation device 10 further comprises a monitoring device, an automatic control device.

The monitoring device is mounted on the truss 12, and further, the monitoring device includes a temperature sensor, an oxygen sensor, a hydrogen sulfide sensor, an ammonia sensor, and the like.

The automatic control device is arranged outside the truss 12, further comprises a PLC (programmable logic controller) arranged in the control cabinet, a control panel arranged on the surface of the control cabinet, and a hydraulic lifting sensor and a material weighing sensor which are electrically connected with the PLC are further arranged on the side face of the truss 12.

The fermentation device 10 can also realize the monitoring process integrally, and has the characteristics of high intelligent degree, low energy consumption and the like.

In an alternative of this embodiment, an automatic control system is also included; the automatic control system is electrically connected with the travelling trolley and the lifting mechanism 15, and controls the travelling trolley and the lifting mechanism 15 to act, so as to control the material taking device 13 to translate and lift relative to the travelling trolley; the automatic control system is electrically connected with a motor for driving the traveling cart to translate at the same time, and controls the traveling cart to translate; the material taking device 13 of the device can freely move in a three-dimensional space, can freely control the position of technological processes such as material taking and discharging, and is flexible in work and high in adaptability.

In an alternative to this embodiment, the travelling trolley comprises a fixed frame 14; the material taking device 13 is arranged on the travelling cart through a fixing frame 14.

In this embodiment, the fixing frame 14 is sleeved on the outer wall of the material taking device 13, and the fixing frame 14 is movably connected to the travelling cart.

In an alternative to this embodiment, rollers are provided between the mount 14 and the travelling cart.

In the embodiment, the arrangement of the rollers realizes the translation of the fixed frame 14 relative to the travelling cart; specifically, the rollers may be in a gear structure, the fixed shaft is rotatably disposed on the fixed frame 14 and is matched with a rack structure on the travelling cart, and the motor drives the gear structure to rotate, so as to realize the translation of the fixed frame 14 on the travelling cart, that is, the translation of the storage hopper 131 on the travelling cart, that is, the left-right movement of the storage hopper 131 in practical application.

In an alternative of this embodiment, one end of the lifting mechanism 15 is disposed on the storage hopper 131, and the other end of the lifting mechanism 15 is disposed on the fixing frame 14.

In this embodiment, the lifting mechanism 15 is started, and the storage hopper 131 is lifted relative to the fixing frame 14, so that the storage hopper 131 is lifted on the travelling cart, and in practical application, the storage hopper 131 is moved up and down.

In an alternative to this embodiment, the lifting mechanism 15 preferably comprises a hydraulic mechanism.

In the present embodiment, the hydraulic mechanism is used as the lifting mechanism 15, and the movement is stable, so that stepless speed change can be realized, which is beneficial to stable lifting of the storage hopper 131.

In an alternative to this embodiment, the travelling cart includes a truss 12 and the travelling cart is disposed on the truss 12.

In this embodiment, the motor drives the truss 12 to translate, so as to implement the translation of the storage hopper 131, that is, implement the forward and backward movement of the storage hopper 131 in practical application.

In an alternative to this embodiment, the take-off blade 132 is disposed on the outer circumference of the drive chain structure 133 perpendicular to the direction of drive of the drive chain structure 133.

In this embodiment, preferably, the opening direction of the material taking shovel 132 is parallel to the driving direction of the driving chain structure 133; under the drive of the transmission chain structure 133, the material taking shovel 132 needs to be capable of taking solid waste to a larger extent when moving to the bottommost end of the storage hopper 131, and the material taking shovel 132 needs to be capable of discharging solid waste in the shovel to a larger extent when moving to the topmost end of the storage hopper 131, so, comprehensively considering that the opening direction of the material taking shovel 132 is preferably parallel to the transmission direction of the transmission chain structure 133.

In an alternative to this embodiment, the number of reclaimer scoops 132 is multiple; the plurality of material taking shovel 132 are arranged on the outer ring of the transmission chain structure 133 at equal intervals.

In this embodiment, the multiple material taking spades 132 act together to perform the processes of material taking, material mixing, material leveling, turning, moving, conveying and the like, so that the working efficiency is high.

In an alternative of this embodiment, the storage hopper 131 includes a hopper body 134 and a discharge bin gate 135; a discharge bin gate 135 is provided at the bottom of the bucket 134.

In the embodiment, the discharging bin door 135 is movably arranged at the bottom of the bucket body 134, and the discharging bin door 135 can be opened and closed relative to the bucket body 134 to realize discharging; specifically, one side of the discharging bin door 135 may be connected to the bucket 134 through a hinge structure, and the other side of the discharging bin door 135 may be controlled to open or close to the bucket 134 through a crank arm rocker structure.

The storage hopper 131 has a rectangular parallelepiped structure as a whole, and is convenient to be erected on the truss 12.

Further, a filter layer 2 for filtering exhaust gas is provided in the purification tank 3 on the basis of the above embodiment.

In this embodiment, the filter layer 2 is damaged in the purification tank 3, and when the waste gas in the fermentation device 10 enters the purification tank 3, the waste gas is filtered by the filter layer 2 and then enters the fermentation device 10 again.

In this embodiment, the filter layer 2 filters the exhaust gas in the purification tank 3 so that the gas entering the fermentation device 10 is clean.

Wherein the filter layer 2 can be an existing fermentation material.

Further, on the basis of the above embodiment, the purifying device 26 further includes a cooling tower 7; the inlet of the cooling tower 7 is communicated with the water outlet of the purifying tank 3.

In this embodiment, the inlet of the cooling tower 7 is communicated with the water outlet of the purifying tank 3, and when the waste gas in the fermenting device 10 enters the purifying tank 3, the spraying device 8 sprays the waste gas in the purifying tank 3 to precipitate dirt in the waste gas to form sewage, the sewage enters the cooling tower 7 through the water outlet of the purifying tank 3, and the sewage is cooled by the cooling tower 7 and then discharged.

In this embodiment, the cooling tower 7 is arranged to cool the sewage discharged from the purification tank 3, so as to avoid the excessive temperature of the sewage.

Further, the purification device 26 further comprises a water reservoir 5; the outlet of the cooling tower 7 is communicated with the water pool 5.

In this embodiment, the outlet of the cooling tower 7 is communicated with the water tank 5, and the cooled sewage in the cooling tower 7 is introduced into the water tank 5 for storage for reuse.

In the embodiment, the water is stored for use by the water tank 5, so that the water utilization rate is improved, and the waste of resources is reduced.

Further, the spraying device is communicated with the water tank 5 and is used for spraying water in the water tank 5 into the purifying tank 3.

In the embodiment, the spraying device sprays the water in the water tank 5 into the purifying tank 3 again, so that the recycling of water resources is realized.

Further, the purifying device 26 further includes a purifier 6; the cooling tower 7 is communicated with the water tank 5 through the purifier 6.

In this embodiment, the purifier 6 purifies the water in the water tank 5 and then enters the spraying device for spraying, so that the purification degree of the water sprayed by the spraying device 8 is improved, and the purifying device 26 is used smoothly.

Further, the purification device 26 further includes a blower; the air outlet pipe 4 is communicated with an air inlet of a fermentation device 10 of the sludge processor through a fan.

In this embodiment, the air outlet pipe 4 is communicated with the air inlet of the fermentation device 10 through a fan, and after the waste gas enters the purification tank 3, the gas after being sprayed by the spraying device, deposited and filtered by the filter layer 2 is pumped into the fermentation device 10 by the fan.

In this embodiment, the fan may be configured to accelerate the flow rate of the gas and to accelerate the gas circulation.

Further, a pressure sensor and a controller are arranged in the purifying tank 3; an air inlet valve is arranged on the air inlet pipe 1; the air inlet valve and the pressure sensor are connected with the controller.

In this embodiment, a pressure sensor is provided on the purification tank 3, the pressure sensor detects a pressure value in the purification tank 3 and transmits the pressure value to a controller, and the controller controls opening and closing of an intake valve according to the received pressure value. That is, when the pressure value exceeds the preset value, the controller controls to close the air inlet valve, so that the pressure in the purifying tank 3 is prevented from being too high, and the use safety of the purifying device 26 is ensured.

Further, an air outlet is provided on the purification tank 3.

In this embodiment, an air outlet is formed on the purifying tank 3, and part of the air in the purifying tank 3 can be discharged through the air outlet, so that the pressure in the purifying tank 3 can be reduced, the pressure in the purifying tank 3 is prevented from being too high, and the safety of the purifying device 26 is ensured. The invention also provides a use method of the integrated solid waste treatment system, when the travelling cart of the fermentation device 10 moves forwards to the top end of the storage and transportation bin, the photoelectric switch of the travelling cart detects the in-place information of the storage and transportation bin and transmits the in-place information to the PLC, the PLC judges that the travelling cart is sent to stop signals, sends closing instruction signals to a hydraulic cylinder connected with the discharging bin door 135, closes the discharging bin door 135, further sends starting signals to a motor of the material taking device 13, and the transmission chain drives the material taking shovel 132 to start material taking. The weighing sensor detects the weight information of the materials in the storage hopper 131 and transmits the weight information to the PLC, and the PLC judges and then sends a stopping signal to the material taking motor;

Further, the PLC controller controls the traveling cart to transversely travel to the port of the fermentation tank along the upper end face of the long edge of the long-strip-shaped fermentation tank, the photoelectric switch of the traveling cart detects the information of the fermentation tank in place and transmits the information to the PLC controller, the PLC controller judges that the traveling cart is sent to stop signals, meanwhile, the hydraulic cylinder of the material taking device 13 receives the door opening command signals of the PLC controller, the material discharging bin door 135 is opened, and materials are dumped into the fermentation tank. The weighing sensor detects the weight information of the materials in the storage hopper 131 and transmits the weight information to the PLC, and after the unloading is finished, the unloading bin door 135 is closed; the PLC sends a reversing signal to a motor of the traveling crane, and the traveling crane returns to the top end of the storage bin to take materials. And the steps of taking and discharging are carried out for a plurality of times until the fermentation tank needing to be fed is uniformly filled to the set material position.

After the material feeding is completed, a PLC controller respectively sends mixing and traveling signals to motors on the material taking device 13 and the traveling cart, and the traveling cart performs mixing and leveling on the material in the strip-shaped fermentation tank while traveling. The PLC controller controls the transmission chain structure 133 of the material taking device 13 to drive the material taking shovel 132 to vertically rotate on the storage hopper 131, when the material taking shovel 132 contacts materials in the fermentation tank below, the material taking shovel 132 scoops up the materials, when the material taking shovel 132 rotates to the upper part of the storage hopper 131, the materials on the material taking shovel 132 are dumped into the storage hopper 131, and dumped into the fermentation tank again from the discharge bin door 135 at the bottom of the bucket body 134, so that the material mixing and turning-over of the materials are completed. When the long strip material is fermented to a certain stage, the PLC controller controls the material taking device 13 to turn over and throw at fixed time according to the set time.

After the temperature sensor on the travelling cart detects the temperature information of the materials, the temperature information is transmitted to the PLC controller, the PLC controller judges that the fermentation completion signal is sent to the travelling cart, the PLC controller closes the discharging bin door 135 and controls the travelling cart to run back and forth along the strip-shaped discharging groove, then controls the travelling cart to run left and right, and the fermented materials are directly transported outwards or temporarily stored in the discharging pool. When the travelling trolley reaches the specified discharging position, the discharging bin door 135 is opened so as to remove the materials in the fermentation tank.

As a preferred embodiment, the integrated solid waste treatment system includes a solid waste storage and transportation device 25, a fermentation device 10, an aeration platform 29, a fermentation tank 16, a purification device 26, an intelligent control center 28, and a fermentation tank 27. The intelligent control center 28 controls the fermentation apparatus 10 and the like to operate in the above-described manner.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims

1. The application method of the integrated solid waste treatment system is characterized in that the integrated solid waste treatment system comprises the following steps: the fermentation device, the purification device, the fermentation tank and the aeration platform arranged at the bottom of the fermentation tank;

the fermentation device comprises a walking cart, a walking trolley, a lifting mechanism and a material taking device; the material taking device is arranged on the travelling cart through the travelling cart; the material taking device is arranged on the travelling trolley through the lifting mechanism; the material taking device comprises a material storage hopper and a material taking shovel, and the material taking shovel is arranged around the material storage hopper through a transmission chain structure; the storage hopper comprises a hopper body and a discharging bin door; the discharging bin door is arranged at the bottom of the bucket body;

The fermentation tank is arranged below the travelling cart;

The purifying device comprises a purifying tank, an air inlet pipe, an air outlet pipe and a spraying device; one end of the air inlet pipe is communicated with the purification tank, and the other end of the air inlet pipe is communicated with the air inlet of the ventilation valve; one end of the air outlet pipe is communicated with the purification tank, and the other end of the air outlet pipe is communicated with the air outlet of the air vent valve; the purifying tank is provided with an air inlet and a water outlet; the spraying device is used for spraying water into the purifying tank;

The device also comprises a solid waste storage and transportation device and a fermentation cabin;

the solid waste storage and transportation device comprises a cabin body and a top cover assembly; the cabin body is in a groove shape with two closed ends; the top cover assembly is arranged at the top of the cabin body and is used for sealing the top of the cabin body;

The fermentation cabin is covered outside the fermentation device, the purification device and the fermentation tank; the fermentation cabin is provided with a channel for the solid waste storage and transportation device to enter and exit;

The inner cavity of the cabin body is divided into a first cavity and a second cavity by the partition board, and the partition board connects the two side walls of the cabin body;

The fermentation device also comprises a monitoring device and an automatic control device;

the monitoring device comprises a temperature sensor;

the automatic control device is arranged outside the truss and comprises a PLC controller, and a weighing sensor electrically connected with the PLC controller is arranged on the side face of the truss;

the travelling cart is provided with a photoelectric switch for detecting in-place information of the fermentation tank;

The application method of the integrated solid waste treatment system comprises the following steps:

When a traveling cart of the fermentation device moves to the top end of the cabin, a photoelectric switch of the traveling cart detects cabin in-place information and transmits the information to a PLC (programmable logic controller), the PLC judges that the traveling cart is sent to stop signals, and sends closing instruction signals to the connection of a discharging bin door to close the discharging bin door;

the PLC controller sends a reversing signal to the motor of the walking cart, and the walking cart returns to the top end of the cabin to take materials; repeating the above operation, and finishing filling the materials in the fermentation tank;

when the travelling cart reaches a specified discharging position, opening a discharging bin door so as to remove materials in the fermentation tank;

The top cover assembly comprises a first top cover and a second top cover, the first top cover is arranged on the inner wall of the cabin body through a first chute, and the second top cover is arranged on the inner wall of the cabin body through a second chute; the first chute is positioned above the second chute;

the ventilation valve comprises a valve cover and a mounting part; the valve cover is arranged at the top of the mounting part; the bottom of the valve cover is provided with a vent groove; the projection shape of the ventilation groove is conical;

The mounting part is provided with a plurality of ventilation channels; one end of each ventilation groove with a small cross section area is gathered, and the other ends are uniformly distributed in the circumferential direction; aeration gas flows in from one end of the aeration tank with small sectional area and flows out from the other end of the aeration tank;

The air passages are arranged in one-to-one correspondence with the air grooves, and one end of each air passage close to the top of the mounting part is aligned with one end of each air groove close to the center of the bottom surface of the valve cover;

the material taking shovel is arranged on the outer ring of the transmission chain structure perpendicular to the transmission direction of the transmission chain structure;

the lifting mechanism is a hydraulic mechanism; the storage hopper is of a cuboid structure as a whole; the opening direction of the material taking shovel is parallel to the transmission direction of the transmission chain structure;

A filter layer for filtering waste gas is arranged in the purification tank;

The cross section of the cabin body is U-shaped; the side wall of the cabin body comprises a vertical wall and a transition wall, the vertical wall is arranged on a bottom seal seat of the cabin body through the transition wall, and the vertical wall is vertical to the bottom seal seat; the vertical wall and the transition wall are connected at an included angle; the cross-sectional shape of the transition wall is linear.