CN216591720U - Flue gas multi-pollutant cooperation ultralow-emission household garbage incinerator - Google Patents

Abstract

The utility model relates to the technical field of incinerators, and discloses an ultra-low emission household waste incinerator with multi-pollutants in flue gas, which solves the problem that insufficient combustion of garbage in the current incinerator easily leads to more flue gas generation, and increases flue gas treatment. The problem of difficulty includes a furnace body, a grate is connected inside the furnace body, a gas injection pipe is connected to the upper side of the furnace body, and the outer wall of the gas injection pipe is evenly opened with air holes. The first crushing knife is driven to cut and smash the garbage horizontally, and at the same time, the connecting shaft drives the second crushing knife to cut and smash the garbage vertically, so as to crush the garbage, reduce its size, ensure the full combustion of the garbage, and reduce the amount of flue gas generated. Reduce the difficulty of later flue gas treatment; this new type of fan can blow air into the gas injection pipe from the connecting pipe, and then blow it out from the air hole, thereby increasing the oxygen content in the furnace body, making the combustion sufficient, and speeding up the combustion efficiency.

Description

A flue gas multi-pollutant collaborative ultra-low emission domestic waste incinerator

technical field

The utility model belongs to the technical field of incinerators, in particular to a flue gas multi-pollutant coordinated ultra-low emission domestic garbage incinerator.

Background technique

The garbage incinerator is a device for incinerating and disposing of garbage. The garbage is burned in the furnace and becomes waste gas and enters the secondary combustion chamber. It is completely burned under the forced combustion of the burner, and then enters the spray dust collector. After dust removal, it is discharged into the atmosphere through the chimney. .

When the traditional incinerators incinerate the domestic waste, the domestic waste is generally directly introduced into the incinerator. Due to the different volumes of the domestic waste, the incineration time varies, and the larger waste is not easy to be fully burned, which will produce more. The flue gas contains a variety of pollutants, which increases the difficulty of flue gas treatment and cannot be ultra-low emission.

Utility model content

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a flue gas multi-pollutant synergistic ultra-low emission domestic waste incinerator, which effectively solves the problem that insufficient combustion of garbage in the current incinerator can easily lead to more flue gas. Generated, increasing the difficulty of flue gas treatment.

In order to achieve the above purpose, the utility model provides the following technical solutions: a flue gas multi-pollutant coordinated ultra-low emission domestic waste incinerator, including a furnace body, the furnace body is internally connected with a grate, and the upper side of the furnace body is connected with a furnace. Gas injection pipe, the outer wall of the gas injection pipe is evenly provided with air holes, a fan is installed on one side of the upper end of the furnace body, the output end of the fan is connected with the gas injection pipe through a connecting pipe, and a garbage crushing mechanism is connected to the upper end of the furnace body.

Preferably, the crushing mechanism comprises a cylinder, a sieve plate is connected inside the cylinder, a crushing cavity is opened above the sieve plate, a water filter cavity is opened below the sieve plate, a feeding hopper is connected to the upper end of the crushing cavity, and the water filter cavity A feeding port is communicated between the lower end and the furnace body.

Preferably, a rotating shaft is rotatably connected inside the crushing chamber, a motor is connected at the upper end of the rotating shaft extending to the upper end of the cylinder, a driving bevel gear is fixedly sleeved on the outside of the rotating shaft, and both ends of the driving bevel gear are meshed and connected with a driven bevel gear. One end of the driven bevel gear is connected with a connecting shaft, the two connecting shafts are respectively rotatably connected with both sides of the inner wall of the cylinder, and a protective shell is sleeved on the outside of the driving bevel gear and the driven bevel gear.

Preferably, the upper part of the rotating shaft is connected with a first crushing knife, the outer ends of the two connecting shafts are connected with a second crushing knife, the first crushing knife and the second crushing knife are perpendicular to each other, and the lower part of the rotating shaft is connected with a scraper rod, and the scraper rod is connected to the screen contact.

Preferably, the upper side of the sieve plate is provided with a through hole.

Preferably, the first crushing knives are composed of short knives and long knives, and the short knives and the long knives are alternately arranged.

Preferably, a baffle is connected inside the water filtering cavity, filter holes are evenly opened on the upper end of the baffle, a diversion platform is connected to one side of the inner wall of the baffle, and a drainage pipe is connected to one side of the water filtering cavity.

Preferably, an ash collecting tank is slidably connected to the lower end of the furnace body.

Compared with the prior art, the beneficial effects of the present utility model are:

(1) In this utility model, through the setting of the crushing mechanism, the motor drives the rotating shaft to rotate, so that the first crushing knife cuts and crushes the garbage horizontally, and at the same time, the rotating shaft drives the driving bevel gear and the driven bevel gear to engage and drive, so that the connecting shaft drives the second The crushing knife cuts and smashes the garbage vertically, so as to shred the garbage, reduce its size, ensure the full combustion of the garbage, reduce the generation of flue gas, and reduce the difficulty of later flue gas treatment;

(2) This new type of fan can blow air into the gas injection pipe from the connecting pipe, and then blow it out from the air hole, thereby increasing the oxygen content in the furnace body, making the combustion sufficient, and accelerating the combustion efficiency.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention.

In the attached image:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the front view of the utility model;

Fig. 3 is the sectional view of the utility model;

Fig. 4 is the structural representation of the crushing mechanism of the utility model;

In the figure: 1, furnace body; 2, grate; 3, gas injection pipe; 4, air hole; 5, fan; 6, connecting pipe; 7, crushing mechanism; 701, cylinder body; 702, sieve plate; 703, crushing Cavity; 704, water filter cavity; 705, feeding hopper; 706, feeding port; 707, rotating shaft; 708, motor; 709, driving bevel gear; 710, driven bevel gear; 711, connecting shaft; 712, protective shell 713, the first crushing knife; 714, the second crushing knife; 715, the scraper; 716, the through hole; 717, the baffle; 718, the filter hole; 719, the guide table; groove.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example; based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Embodiment 1, as shown in Figures 1-4, the utility model includes a furnace body 1, the furnace body 1 is internally connected with a grate 2, the inner upper side of the furnace body 1 is connected with a gas injection pipe 3, and the outer wall of the gas injection pipe 3 is uniform. A vent 4 is opened, a fan 5 is installed on one side of the upper end of the furnace body 1, the output end of the fan 5 is communicated with the gas injection pipe 3 through a connecting pipe 6, the upper end of the furnace body 1 is connected with a garbage crushing mechanism 7, and the inner lower end of the furnace body 1 is slidably connected with a The ash collecting tank 8 is used to collect the domestic garbage residue burned by the furnace body 1;

Air can be blown into the gas injection pipe 3 through the connecting pipe 6 by the fan 5, and then blown out from the air hole 4, thereby increasing the oxygen content in the furnace body 1, making the combustion sufficient, and accelerating the combustion efficiency.

Embodiment 2, on the basis of Embodiment 1, the crushing mechanism 7 includes a cylindrical body 701, and a sieve plate 702 is connected inside the cylindrical body 701, a crushing cavity 703 is opened above the sieve plate 702, and a water filter cavity 704 is opened below the sieve plate 702. A feeding hopper 705 is connected to the upper end of the crushing cavity 703, a feeding port 706 is communicated between the lower end of the water filtering cavity 704 and the furnace body 1, and a rotating shaft 707 is rotatably connected inside the crushing cavity 703, and the upper end of the rotating shaft 707 extends to the cylinder 701 A motor 708 is connected to the upper end, a driving bevel gear 709 is fixedly sleeved on the outside of the rotating shaft 707, both ends of the driving bevel gear 709 are meshed with a driven bevel gear 710, and one end of the two driven bevel gears 710 is connected with a connecting shaft 711, and the two The connecting shafts 711 are respectively rotatably connected to both sides of the inner wall of the cylinder body 701 , a protective shell 712 is sleeved on the outside of the driving bevel gear 709 and the driven bevel gear 710 , a first crushing knife 713 is connected to the upper part of the rotating shaft 707 , and the two connecting shafts 711 are Both ends are connected with a second crushing blade 714, the first crushing blade 713 and the second crushing blade 714 are perpendicular to each other, the lower part of the rotating shaft 707 is connected with a scraper rod 715, the scraper rod 715 is in contact with the sieve plate 702, and the upper end of the sieve plate 702 is provided with a The through hole 716, the first crushing knife 713 is composed of a short knife and a long knife, and the short knife and the long knife are alternately arranged;

The rotating shaft 707 is driven by the motor 708 to rotate, so that the first crushing knife 713 cuts and smashes the garbage horizontally. At the same time, the rotating shaft 707 drives the driving bevel gear 709 and the driven bevel gear 710 to engage and drive, so that the connecting shaft 711 drives the second crushing blade 714 to longitudinally crush the garbage. The garbage is cut and crushed, and then the crushed garbage is scraped to the through hole 716 under the rotation of the scraper rod 715 , slides down from the through hole 716 , and then enters the furnace body 1 from the feeding port 706 for combustion.

Embodiment 3, on the basis of Embodiment 1, a baffle plate 717 is connected to the inner side of the water filter chamber 704, the upper end of the baffle plate 717 is evenly provided with filter holes 718, and one side of the inner wall of the baffle plate 717 is connected with a guide table 719, and the filter A drain pipe 720 is connected to one side of the water cavity 704;

The upper part of the baffle plate 717 is inclined, and the lower part is vertical. The filter hole 718 is opened on the inclined surface, so that when the garbage slides down, the water in the garbage can slide down from the filter hole 718 to the bottom of the water filter cavity 704, and then at the bottom of the filter cavity 704. Under the guidance of the guide table 719, it is discharged from the drain pipe 720 to reduce the moisture content in the garbage.

Working principle: During use, the domestic garbage is introduced into the cylinder 701 from the feeding hopper 705, and the rotating shaft 707 is driven to rotate by the motor 708, so that the first crushing knife 713 rotates and cuts the domestic garbage horizontally. In addition, when the rotating shaft 707 rotates, The driving bevel gear 709 meshes with the two driven bevel gears 710 for transmission, so that the two connecting shafts 711 drive the second crushing knife 714 to rotate and cut the domestic garbage longitudinally, and the crushed garbage is scraped by the scraper rod 715. The hole 716 slides down, and then the garbage slides down along the inclined surface of the baffle 717. During the sliding process, the moisture contained in the garbage can infiltrate from the filter hole 718 to the bottom of the water filter cavity 704, and is guided and collected by the guide table 719 and then discharged, and the garbage is discharged. Enter the furnace body 1 from the feeding port 706 for combustion;

When the garbage is burned, air is blown into the gas injection pipe 3 through the connecting pipe 6 by the fan 5, and then blown out from the air hole 4, thereby increasing the oxygen content in the furnace body 1, so that the garbage can be fully burned.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device comprising a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A flue gas multi-pollutant coordinated ultra-low emission domestic waste incinerator, comprising a furnace body (1), characterized in that: the furnace body (1) is internally connected with a grate (2), and the furnace body (1) The inner upper side is connected with a gas injection pipe (3), the outer wall of the gas injection pipe (3) is evenly provided with air holes (4), a fan (5) is installed on the upper end of the furnace body (1), and the output end of the fan (5) is connected by The pipe (6) is communicated with the gas injection pipe (3), and the upper end of the furnace body (1) is connected with a garbage crushing mechanism (7). 2. A kind of flue gas multi-pollutant synergistic ultra-low emission domestic waste incinerator according to claim 1, characterized in that: the crushing mechanism (7) comprises a cylinder (701), and the cylinder (701) is internally connected There is a sieve plate (702), a crushing cavity (703) is opened above the sieve plate (702), a water filter cavity (704) is opened under the sieve plate (702), and a feeding hopper (703) is connected to the upper end of the crushing cavity (703). 705), a feeding port (706) is communicated between the lower end of the water filtering cavity (704) and the furnace body (1). 3. A kind of flue gas multi-pollutant collaborative ultra-low emission domestic waste incinerator according to claim 2, characterized in that: a rotating shaft (707) is rotatably connected inside the crushing cavity (703), and the upper end of the rotating shaft (707) is rotatably connected. A motor (708) is connected to the upper end of the cylinder body (701), a driving bevel gear (709) is fixedly sleeved on the outside of the rotating shaft (707), and both ends of the driving bevel gear (709) are meshed and connected with a driven bevel gear (710). , one end of the two driven bevel gears (710) is connected with a connecting shaft (711), and the two connecting shafts (711) are respectively rotatably connected with both sides of the inner wall of the cylinder (701), the driving bevel gear (709) and the driven bevel A protective casing (712) is sleeved on the outside of the gear (710). 4. A kind of flue gas multi-pollutant collaborative ultra-low emission domestic waste incinerator according to claim 3, characterized in that: the upper part of the rotating shaft (707) is connected with a first crushing knife (713), and two connecting shafts The outer ends of (711) are connected with second crushing knives (714), the first crushing knives (713) and the second crushing knives (714) are perpendicular to each other, and the lower part of the rotating shaft (707) is connected with a scraping rod (715), and the scraping rod ( 715) in contact with the screen plate (702). 5. A flue gas multi-pollutant synergistic ultra-low emission domestic waste incinerator according to claim 2, wherein a through hole (716) is opened on one side of the upper end of the sieve plate (702). 6. A kind of flue gas multi-pollutant synergistic ultra-low emission domestic waste incinerator according to claim 4, characterized in that: the first crushing knife (713) is composed of a short knife and a long knife, and the short knife and the long knife are staggered set up. 7. A flue gas multi-pollutant synergistic ultra-low emission domestic waste incinerator according to claim 2, characterized in that: a baffle plate (717) is connected to the inner side of the water filtering cavity (704), and the baffle plate (717) Filter holes (718) are evenly opened at the upper end, a guide table (719) is connected to one side of the inner wall of the baffle plate (717), and a drain pipe (720) is connected to one side of the water filter chamber (704). 8. A flue gas multi-pollutant synergistic ultra-low emission domestic waste incinerator according to claim 1, characterized in that: an ash collecting tank (8) is slidably connected to the lower end of the furnace body (1).

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