CN219253641U

CN219253641U - Environment-friendly solid waste treatment equipment

Info

Publication number: CN219253641U
Application number: CN202222554666.4U
Authority: CN
Inventors: 王鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-06-27
Anticipated expiration: 2032-09-26

Abstract

The utility model relates to the technical field of solid waste treatment, in particular to environment-friendly solid waste treatment equipment, which comprises a crushing device, wherein the crushing device for crushing solid waste is provided with a feed hopper and a first discharge port, and a discharge channel is arranged at the outer side of the first discharge port; the middle storage device is communicated with the crushing device through the discharging channel, and a second discharging hole and a material conveying pipeline are arranged at the bottom of the middle storage device; the fermentation device is communicated with the intermediate storage device through a material conveying pipeline, a material conveying pump is arranged on the material conveying pipeline, and a discharge opening and an exhaust pipeline are further arranged on the fermentation device. The organic solid waste is crushed by arranging the crushing device and then conveyed to the fermentation device for fermentation, and the fermented organic solid waste is discharged to be used for feeding livestock or used as organic fertilizer, and gas generated in the fermentation process is recycled.

Description

Environment-friendly solid waste treatment equipment

Technical Field

The utility model relates to the technical field of solid waste treatment, in particular to environment-friendly solid waste treatment equipment.

Background

Solid waste refers to solid, semi-solid waste materials that are produced by people during production construction, daily life and other activities, which are environmentally unfriendly to the producer, to discard. Solid waste can be classified into the following four types according to the reason for the generation of municipal solid waste: (I) industrial solid waste, (II) dangerous solid waste, (III) medical waste and (IV) municipal solid waste.

The utility model aims at organic solid waste in municipal solid waste, and discloses an environment-friendly solid waste incinerator in the prior art, such as CN110017484B, which is used for directly incinerating the solid waste, so that the solid waste is directly incinerated to cause no utilization rate of the solid waste and energy waste when the organic solid waste of the municipal solid waste is treated.

Disclosure of Invention

The utility model aims to solve the problems that the household garbage organic solid waste is directly incinerated, the utilization rate is low, and the serious energy waste is easily caused, and aims to provide the environment-friendly solid waste treatment equipment aiming at the organic solid waste and improving the utilization rate of the organic solid waste.

The environment-friendly solid waste treatment equipment comprises a crushing device, wherein the crushing device for crushing solid waste is provided with a feed hopper and a first discharge port, and a discharge channel is arranged at the outer side of the first discharge port;

the middle storage device is communicated with the crushing device through the discharging channel, and a second discharging hole and a material conveying pipeline are arranged at the bottom of the middle storage device;

the fermentation device is communicated with the intermediate storage device through a material conveying pipeline, a material conveying pump is arranged on the material conveying pipeline, and a discharge opening and an exhaust pipeline are further arranged on the fermentation device.

Further, the smashing device comprises a smashing bin, the feeding hopper is arranged at the top of the smashing bin, a primary smashing mechanism and a fine smashing mechanism which are arranged up and down are arranged in the smashing bin, and the first discharging port is located below the primary smashing mechanism and the fine smashing mechanism.

Further, reducing mechanism still includes filtering the storehouse, filtering the storehouse an organic whole set up in crushing storehouse bottom just with crushing storehouse intercommunication, be provided with the primary filter screen and the fine filter screen that are parallel to each other and slope set up in the filtering the storehouse, first discharge gate is located primary filter screen and fine filter screen bottom.

Further, still include first water inlet pipeline, first water inlet pipeline includes first clear water pipe, wet return and the inlet tube of being connected through first three-way pipe, first clear water pipe is kept away from the one end and the outside water source connection of first three-way pipe, wet return and inlet tube keep away from the one end of first three-way pipe respectively with filter bin bottom and feeder hopper are connected, be provided with first clear water pump and first clear water valve on the first clear water pipe, be provided with the wet return on the wet return.

Further, the fermentation device comprises at least one fermentation tank, the fermentation tank is communicated with the intermediate storage device through a material conveying pipeline, the discharge opening is formed in the bottom of the fermentation tank, the exhaust pipeline is arranged at the top of the fermentation tank, and the fermentation tank is further provided with a stirring mechanism.

Further, a second clear water pipe is arranged on the outer side of the storage tank, two ends of the second clear water pipe are respectively connected with an external water source and the intermediate storage device, and the second clear water pipe is provided with a second clear water pump.

Further, a drain hole is formed in the side wall of the bottom of the filter bin.

Further, the pore diameter of the primary filter screen is larger than that of the fine filter screen.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the environment-friendly solid waste treatment equipment, aiming at organic solid waste, the crushing device is arranged to crush the organic solid waste, then the crushed organic solid waste enters the middle storage device through the discharging channel and is conveyed to the fermentation device through the conveying pipeline for fermentation, the fermented organic solid waste can be discharged and used for feeding livestock or serving as an organic fertilizer, and gas generated in the fermentation process is recycled, such as combustion heating or power generation, so that the organic solid waste is secondarily utilized, and the utilization rate of the organic solid waste is effectively improved. Solves the problems that the organic solid waste is directly burnt, the utilization rate is low and the energy waste is easy to cause.

(2) According to the environment-friendly solid waste treatment equipment, the primary crushing mechanism and the fine crushing mechanism are arranged to crush the solid waste entering the crushing bin twice, so that the solid waste can be uniformly crushed and crushed more thoroughly.

(3) According to the environment-friendly solid waste treatment equipment, water is injected into the crushing bin and the filtering bin through the first water inlet pipeline, so that the solid waste can be diluted by adding water, and mechanisms in the crushing bin and the filtering bin can be flushed. Through setting up wet return and water return pump, can be with filtering the water of storehouse bottom and pump to the feeder hopper again from outside in carrying out cyclic utilization.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic view showing the overall structure of an environment-friendly solid waste treatment apparatus according to an embodiment.

Fig. 2 is a schematic view showing an internal structure of an environment-friendly solid waste treatment apparatus according to an embodiment.

Fig. 3 is a schematic view showing an internal structure of the pulverizing apparatus in the embodiment.

In the figure: 1. crushing the bin; 2. a filtering bin; 3. a feed hopper; 4. a primary crushing roller; 5. a fine crushing roller; 6. crushing teeth; 7. a primary filter screen; 8. fine filtering net; 9. a first discharge port; 10. a discharge channel; 11. a first clear water pipe; 12. a water return pipe; 13. a water inlet pipe; 14. a first clean water pump; 15. a first clean water valve; 16. a water return pump; 17. a blow-down hole; 18. a first fermentation tank; 19. a second fermenter; 20. a stirring motor; 21. a stirring shaft; 22. stirring blades; 23. a first fermentation discharge port; 24. a second fermentation discharge port; 25. a first fermentation discharge valve; 26. a second fermentation discharge valve; 27. a material conveying main pipe; 28. a first feed delivery tube; 29. a second feed delivery tube; 30. a first exhaust pipe; 31. a second exhaust pipe; 32. an exhaust manifold; 33. a second clear water pipe; 34. a second clean water pump; 35. a second clean water valve; 36. an intermediate storage device.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples:

as shown in fig. 1, the environmental-friendly solid waste treatment apparatus in this embodiment includes a pulverizing device, an intermediate storage device 36, and a fermentation device.

As shown in fig. 2 and 3, the crushing device comprises a crushing bin 1 and a filtering bin 2 which are integrally arranged up and down and are mutually communicated, a feeding hopper 3 is arranged at the top of the crushing bin 1, and the feeding hopper 3 is communicated with the inside of the crushing bin 1 and is of an inverted trapezoid structure. The crushing bin 1 is provided with a primary crushing mechanism and a fine crushing mechanism which are arranged up and down. The primary crushing mechanism comprises two primary crushing rollers 4 which are arranged side by side, the fine crushing mechanism comprises two fine crushing rollers 5 which are arranged side by side, the distance between the two primary crushing rollers 4 is larger than the distance between the two fine crushing rollers 5, a plurality of crushing teeth 6 are arranged on the primary crushing rollers 4 and the fine crushing rollers 5 at equal intervals, the number of the crushing teeth 6 on the primary crushing rollers 4 is smaller than the number of the crushing teeth 6 on the fine crushing rollers 5, and the distance between the adjacent crushing teeth 6 on the primary crushing rollers 4 is larger than the distance between the adjacent crushing teeth 6 on the fine crushing rollers 5. Through setting up first crushing mechanism and fine crushing mechanism, will enter into the solid waste who smashes storehouse 1 and smash twice, can be with the even crushing of solid waste and kibbling more thoroughly.

In this embodiment, the filter house 2 is located below the crushing house 1, and a primary filter screen 7 and a fine filter screen 8 are disposed in the filter house 2, where the primary filter screen 7 and the fine filter screen 8 are parallel to each other and are obliquely disposed, and the aperture of the primary filter screen 7 is larger than that of the fine filter screen 8. The side wall of the filtering bin 2 at the lower side close to the primary filter screen 7 and the fine filter screen 8 is provided with a first discharge port 9, a discharge channel 10 for communicating the crushing device with the intermediate storage device 36 is arranged at the outer side of the first discharge port 9, the lower side surface of the discharge channel 10 is obliquely arranged, and one end of the lower side surface of the discharge channel 10 close to the crushing device is higher than one end close to the intermediate storage device 36. By providing the discharge channel 10, the solid waste subjected to the pulverization and filtration in the pulverizing device can be transported to the intermediate storage device 36 for temporary storage.

In this embodiment, the smashing device outside is provided with first inlet tube 13 way, and first inlet tube 13 way includes first clear water pipe 11, wet return 12 and inlet tube 13, and first clear water pipe 11, wet return 12 and inlet tube 13 are connected and are linked together through first three-way pipe, and the one end that first clear water pipe 11 kept away from first three-way pipe is connected with outside water source, and is provided with first clear water pump 14 and first clear water valve 15 on the first clear water pipe 11. One end of the return pipe 12, which is far away from the first three-way pipe, is communicated with the bottom of the filter bin 2, and a return pump 16 is arranged on the return pipe 12. The first inlet tube 13 is kept away from the one end of first three-way pipe upwards extends and is connected with feeder hopper 3 lateral wall and communicates with feeder hopper 3. By arranging the first water inlet pipe 13 to inject water into the crushing bin 1 and the filtering bin 2, the solid waste can be diluted by adding water, and mechanisms in the crushing bin 1 and the filtering bin 2 can be flushed. By providing the return pipe 12 and the return pump 16, the water at the bottom of the filter house 2 can be pumped from the outside to the feed hopper 3 again for recycling.

In the embodiment, the side wall of the bottom of the filter house 2 is provided with a drain hole 17, and personnel can conveniently enter the filter house 2 to discharge the sludge at the bottom of the filter house by arranging the drain hole 17.

Referring to fig. 1 and 2, the intermediate storage device 36 in this embodiment is a storage tank, a storage feed inlet is formed in the side wall of the upper portion of the storage tank, and one end of the discharge channel 10, which is close to the storage tank, is communicated with the interior of the storage tank through the storage feed inlet, so as to convey the crushed and filtered solid waste into the storage tank. The bottom of the storage tank is provided with a second discharge hole and a material conveying pipeline, and solid waste in the storage tank is conveyed into the fermentation tank for fermentation through the material conveying pipeline.

Referring to fig. 1 and 2, the fermentation apparatus in this embodiment includes two first fermentation tanks 18 and two second fermentation tanks 19 arranged in parallel. The tops of the first fermentation tank 18 and the second fermentation tank 19 are respectively provided with a first fermentation feed inlet and a second fermentation feed inlet. The first fermentation tank 18 and the second fermentation tank 19 are further provided with stirring mechanisms, each stirring mechanism comprises a stirring motor 20, a stirring shaft 21 and stirring blades 22, the stirring motors 20 are arranged at the tops of the first fermentation tank 18 or the second fermentation tank 19, the output shafts of the stirring motors 20 are fixedly connected with the stirring shafts 21, the stirring shafts 21 penetrate through the upper side walls of the first fermentation tank 18 or the second fermentation tank 19, the bottoms of the stirring shafts extend to the inside of the first fermentation tank 18 or the second fermentation tank 19, and the stirring blades 22 are fixedly connected with the stirring shafts 21. The bottoms of the first fermentation tank 18 and the second fermentation tank 19 are respectively provided with a first fermentation discharge opening 23 and a second fermentation discharge opening 24, and are respectively provided with a first fermentation discharge valve 25 and a second fermentation discharge valve 26. The fermented organic solid waste in the first fermentation tank 18 and the second fermentation tank 19 is discharged through the first fermentation discharge valve 25 and the second fermentation discharge valve 26, and the discharged organic solid waste can be used for feeding livestock or used as organic fertilizer for secondary utilization, so that the utilization rate of the organic solid waste is effectively improved. Solves the problems that the organic solid waste is directly burnt, the utilization rate is low and the energy waste is easy to cause.

The conveying pipeline comprises a conveying main pipe 27, a first conveying pipe 28 and a second conveying pipe 29, the conveying main pipe 27, the first conveying pipe 28 and the second conveying pipe 29 are connected and communicated through a second three-way pipe, one end, far away from the second three-way pipe, of the conveying main pipe 27 is connected with a second discharge port, and a conveying pump is arranged on the conveying main pipe 27. The end of the first feed conduit 28 remote from the second tee extends upwardly to connect with the first fermentation feed inlet and communicates with the interior of the first fermenter 18. The end of the second conveying pipe 29 far away from the second three-way pipe extends upwards to be connected with the second fermentation feed inlet and is communicated with the interior of the second fermentation tank 19. The first feed pipe 28 and the second feed pipe 29 are provided with a first feed valve and a second feed valve, respectively.

In the present embodiment, the top of the first fermenter 18 and the second fermenter 19 is also provided with a first exhaust port and a second exhaust port. The fermentation device is further provided with an exhaust pipeline, the exhaust pipeline comprises a first exhaust pipe 30, a second exhaust pipe 31 and an exhaust manifold 32, the first exhaust pipe 30, the second exhaust pipe 31 and the exhaust manifold 32 are connected and communicated with each other through a third three-way pipe, one end, far away from the third three-way pipe, of the first exhaust pipe 30 is connected with a first exhaust port and communicated with the interior of the first fermentation tank 18, and a first exhaust valve is arranged on the first exhaust pipe 30. One end of the second exhaust pipe 31 far away from the third three-way pipe is connected with the second exhaust port and is communicated with the interior of the second fermentation tank 19, and a second exhaust valve is arranged on the second exhaust pipe 31. The end of the exhaust manifold 32 remote from the third tee is connected to a gas recovery device external to the apparatus. By providing the exhaust line, the gas generated in the fermentation process in the first fermenter 18 and the second fermenter 19 is recycled, for example, by combustion heating or power generation, thereby further improving the utilization ratio of the organic solid waste.

In this embodiment, in order to enable the crushed and filtered solid waste in the storage tank to be conveyed to the first fermentation tank 18 and the second fermentation tank 19 through the conveying pipeline and the conveying pump more smoothly, a second clear water pipe 33 is arranged on the outer side of the storage tank, two ends of the second clear water pipe 33 are respectively connected with an external water source and the storage tank, and a second clear water pump 34 and a second clear water valve 35 are arranged on the second clear water pipe 33. By providing the second clear water pipe 33, it is possible to replenish water when the solid waste inside the storage tank is dry, to facilitate smooth transfer of the solid waste to the first fermenter 18 and the second fermenter 19, and to replenish water for the dry solid waste, to facilitate fermentation.

The working principle of the environment-friendly solid waste treatment device in the embodiment is as follows:

during the use, put into crushing storehouse 1 with domestic waste organic class solid waste through feeder hopper 3 to carry out primary crushing and fine crushing through primary crushing mechanism and fine crushing mechanism, make solid waste carry out twice crushing, can be with even crushing and the kibbling more thoroughly of solid waste. The crushed solid waste continuously moves downwards to the filter bin 2, is filtered by the two sides of the primary filter screen 7 and the fine filter screen 8, and enters the storage tank through the discharging channel 10 for temporary storage. The first water inlet pipe 13 is capable of supplementing water for the crushing bin 1 and the filtering bin 2, on one hand, the water supplementing is convenient for later fermentation when the solid waste is drier, and on the other hand, the mechanisms in the crushing bin 1 and the filtering bin 2 can be flushed.

The solid waste in the storage tank is conveyed to the first fermentation tank 18 and/or the second fermentation tank 19 through the second discharge port and the conveying pipe by the conveying pump for fermentation, the stirring mechanism can stir the solid waste in the fermentation tank, fermentation of the solid waste is facilitated, the fermented solid waste is discharged through the first fermentation discharge port 23 and the second fermentation discharge port 24 at the bottom of the first fermentation tank 18 and/or the second fermentation tank 19, and the fermented organic solid waste can be used for feeding livestock or used as an organic fertilizer for secondary utilization, so that the utilization rate of the organic solid waste is effectively improved. Solves the problems that the organic solid waste is directly burnt, the utilization rate is low and the energy waste is easy to cause. The gas generated in the fermentation process is discharged through the first exhaust port, the second exhaust port and the exhaust pipeline for gas recycling, such as combustion heating or power generation, so that the utilization rate of the organic solid waste is further improved.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An environmental protection type solid waste treatment apparatus, comprising:

the crushing device is used for crushing the solid waste and is provided with a feed hopper (3) and a first discharge port (9), and a discharge channel (10) is arranged outside the first discharge port (9);

the middle storage device (36) is communicated with the crushing device through the discharging channel (10), and a second discharging hole and a material conveying pipeline are arranged at the bottom of the middle storage device;

the fermentation device is communicated with the intermediate storage device (36) through a material conveying pipeline, a material conveying pump is arranged on the material conveying pipeline, and a discharge opening and an exhaust pipeline are further arranged on the fermentation device.

2. The environment-friendly solid waste treatment equipment according to claim 1, wherein the crushing device comprises a crushing bin (1), the feed hopper (3) is arranged at the top of the crushing bin (1), a primary crushing mechanism and a fine crushing mechanism which are arranged up and down are arranged in the crushing bin (1), and the first discharge port (9) is positioned below the primary crushing mechanism and the fine crushing mechanism.

3. The environment-friendly solid waste treatment equipment according to claim 2, wherein the crushing device further comprises a filtering bin (2), the filtering bin (2) is integrally arranged at the bottom of the crushing bin (1) and is communicated with the crushing bin (1), a primary filter screen (7) and a fine filter screen (8) which are parallel and obliquely arranged are arranged in the filtering bin (2), and the first discharge port (9) is positioned at the bottoms of the primary filter screen (7) and the fine filter screen (8).

4. The environment-friendly solid waste treatment equipment according to claim 3, further comprising a first water inlet pipe (13) pipeline, wherein the first water inlet pipe (13) pipeline comprises a first clear water pipe (11), a water return pipe (12) and a water inlet pipe (13) which are connected through a first three-way pipe, one end, far away from the first three-way pipe, of the first clear water pipe (11) is connected with an external water source, one ends, far away from the first three-way pipe, of the water return pipe (12) and the water inlet pipe (13) are respectively connected with the bottom of the filtering bin (2) and the feeding hopper (3), a first clear water pump (14) and a first clear water valve (15) are arranged on the first clear water pipe (11), and a water return pump (16) is arranged on the water return pipe (12).

5. The environmentally friendly solid waste treatment apparatus according to claim 4, wherein the fermentation device comprises at least one fermentation tank, wherein the fermentation tank is communicated with the intermediate storage device (36) through the material conveying pipeline, wherein the discharge port is formed in the bottom of the fermentation tank, wherein the gas discharging pipeline is formed in the top of the fermentation tank, and wherein the fermentation tank is further provided with a stirring mechanism.

6. The environmental protection type solid waste treatment apparatus according to claim 5, wherein a second clear water pipe (33) is provided outside the intermediate storage device (36), both ends of the second clear water pipe (33) are respectively connected with an external water source and the intermediate storage device (36), and the second clear water pipe (33) is provided with a second clear water pump (34) and a second clear water valve (35).

7. An environmental protection type solid waste treatment apparatus according to claim 3, characterized in that the side wall of the bottom of the filter house (2) is provided with a drain hole (17).

8. An environmental protection type solid waste treatment apparatus according to claim 3, characterized in that the pore size of the primary filter screen (7) is larger than the pore size of the fine filter screen (8).