CN111964074A

CN111964074A - Waste incineration system

Info

Publication number: CN111964074A
Application number: CN202010971861.XA
Authority: CN
Inventors: 饶晓东; 邢振怀; 王首先
Original assignee: Beijing Jinghejing Ecological Technology Co ltd
Current assignee: Beijing Jinghejing Ecological Technology Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2020-11-20

Abstract

The invention provides a waste incineration system, which relates to the technical field of waste incineration equipment, and comprises a first combustion chamber, a second combustion chamber, a cooling tower, an acid removal tower, a fan, a dust remover and an exhaust valve, wherein the first combustion chamber and the second combustion chamber are sequentially connected end to end; a first temperature sensor for measuring the temperature of incineration flue gas discharged from the first combustion chamber is arranged between the first combustion chamber and the second combustion chamber, a second temperature sensor is arranged between the second combustion chamber and the cooling tower, and the second temperature sensor is used for measuring the temperature of incineration flue gas discharged from the second combustion chamber and measuring the temperature of incineration flue gas in the cooling tower. The invention leads the waste to be incinerated to be more fully incinerated by adding the second combustion chamber, and overcomes the defect of insufficient waste combustion caused by only one combustion chamber in the waste incineration system in the prior art.

Description

Waste incineration system

Technical Field

The invention relates to the technical field of waste incineration equipment, in particular to a waste incineration system.

Background

The problem of waste disposal has been a significant environmental concern worldwide. The traditional garbage disposal mode mainly comprises two modes of landfill and incineration. Landfills occupy a large amount of valuable land resources and also pollute the environment, so that the simple treatment mode is basically not adopted. Compared with landfill disposal, waste incineration is the most widely used disposal method. Through burning, not only the rubbish volume reduces greatly, can also utilize the heat electricity generation, the heat supply that burn the production simultaneously, reaches the purpose of energy reuse.

The traditional garbage incineration system has only one combustion chamber, and the possibility of insufficient combustion exists when garbage is combusted, so that the garbage is discharged into the atmosphere and pollutes the environment.

Disclosure of Invention

In view of this, an embodiment of the present invention provides a waste incineration system, so as to solve the technical problem in the prior art that the waste incineration system has only one combustion chamber, which results in insufficient waste combustion.

In order to achieve the above object, an embodiment of the present invention provides a waste incineration system, including: first combustion chamber, second combustion chamber, be used for cooling to burn the cooling tower of flue gas, be used for burning the deacidification tower of flue gas deacidification, fan, be used for burning dust collector and the discharge valve that the flue gas removed dust, wherein:

the first combustion chamber, the second combustion chamber, the cooling tower, the acid removal tower, the fan, the dust remover and the exhaust valve are sequentially connected end to end;

and a first temperature sensor for measuring the temperature of incineration flue gas discharged from the first combustion chamber is arranged between the first combustion chamber and the second combustion chamber, a second temperature sensor is arranged between the second combustion chamber and the cooling tower, and the second temperature sensor is used for measuring the temperature of incineration flue gas discharged from the second combustion chamber and measuring the temperature of incineration flue gas in the cooling tower.

Preferably, the first combustion chamber includes: the incinerator comprises an incinerator body, a first layer of grate, a second layer of grate and a third layer of grate, wherein a feed port is formed in the top of the incinerator body, a combustion chamber is formed in the incinerator body, and the feed port is communicated with the combustion chamber; the first layer of grate is positioned in the combustion chamber and is close to the feeding hole; the second layer of grate is also positioned in the combustion chamber and below the first layer of grate, and the garbage to be incinerated descends to the second layer of grate through the first layer of grate and is incinerated on the second layer of grate; the third layer of grate is arranged in the combustion chamber and is positioned below the second layer of grate, after the second layer of grate burns garbage, coarse ash falls onto the third layer of grate, and the third layer of grate is fully combusted.

Preferably, the ash discharging device further comprises an ash discharging mechanism, the ash discharging mechanism is installed on the third layer of grate, the ash discharging mechanism is arranged to be an ash discharging screw machine, and the ash discharging screw machine is installed on the combustion chamber and extends to the outside of the combustion chamber.

Preferably, the garbage bin further comprises a negative pressure collecting bin and an air inducing mechanism, wherein the negative pressure collecting bin comprises a collecting bin body, the collecting bin body is provided with a hollow cavity, the hollow cavity is communicated with a garbage inlet of the combustion chamber, and the hollow cavity is used for containing collected peculiar smell; the air inducing mechanism is arranged outside the collecting bin body and is connected and communicated with the collecting bin body through a pipeline, and the air inducing mechanism is simultaneously connected and communicated with the combustion chamber below the collecting bin body.

Preferably, a garbage throwing port is arranged on the side of the collecting bin body.

Preferably, the acid removal tower comprises: the first tower body is close to the second tower body, an air vent is arranged between the first tower body and the second tower body, and the air vent is positioned above the acid removing liquid of the first tower body and the acid removing liquid of the second tower body; an air inlet pipe is arranged on the first tower body, and an air outlet pipe is arranged on the second tower body.

Preferably, the inlet pipe and the outlet pipe are both provided as bent pipes.

Preferably, the dust remover comprises: the dust remover comprises a dust remover body, a dust remover body and a dust remover, wherein the dust remover body is provided with a hollow inner cavity with two open ends, one side of the hollow inner cavity is provided with an air inlet, and the other side of the hollow inner cavity is provided with an air outlet; the cloth bag layer is positioned in the hollow inner cavity of the dust remover body and is close to the air inlet; and the activated carbon layer is close to the cloth bag layer, is also positioned in the hollow inner cavity of the dust remover body and is close to the air outlet.

Preferably, the dust remover body includes the section of admitting air, fillter section and the section of giving vent to anger, the section of admitting air with the section of giving vent to anger is located fillter section head and the tail department, and with fillter section body coupling, the cavity inner chamber is located inside the fillter section.

Preferably, the section of admitting air with the section of giving vent to anger all is hopper-shaped, the big radius end of the section of admitting air with the big radius end of the section of giving vent to anger with the filter segment is connected.

The waste incineration system provided by the embodiment of the invention has the following technical effects:

the waste incineration system mainly comprises a first combustion chamber, a second combustion chamber, a cooling tower, an acid removal tower, a fan, a dust remover and an exhaust valve, wherein the first combustion chamber is used for primarily incinerating waste to be incinerated, the second combustion chamber is used for secondarily incinerating the waste after primary incineration, the cooling tower is used for cooling incineration flue gas discharged from the second combustion chamber, the acid removal tower is used for removing acid gas in the incineration flue gas, and the fan is used for exhausting the incineration flue gas to the exhaust valve. Through increasing the second combustion chamber promptly, make the waste incineration who treats the burning more abundant, overcome the waste incineration system among the prior art and only had a combustion chamber, lead to the insufficient defect of waste combustion.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a waste incineration system according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the negative pressure collecting bin of the waste incineration system in FIG. 1;

FIG. 3 is a schematic view of the first combustion chamber of the waste incineration system of FIG. 1;

FIG. 4 is a schematic diagram of the acid removal tower of the waste incineration system of FIG. 1;

fig. 5 is a schematic view showing the construction of a dust collector of the waste incineration system of fig. 1.

Wherein, fig. 1-5:

1. a first combustion chamber; 10. an incineration chamber body; 11. a feed inlet; 12. a combustion chamber; 13. a first grate; 131. mounting a rod; 132. a drum; 133. a rotating shaft; 14. a second layer of grate; 141. ash leakage holes; 15. a third grate; 16. an ash discharge mechanism;

2. a first temperature sensor; 3. a second combustion chamber; 4. a second temperature sensor;

5. a cooling tower;

6. an acid removal tower; 61. a first tower body; 611. an air inlet pipe; 612. a first spraying mechanism; 62. a second tower body; 621. an air outlet pipe; 622. a second spraying mechanism; H. a vent hole;

7. a fan;

8. a dust remover; 80. a dust collector body; 81. an air intake section; 811. an air inlet; 82. a filtration section; 821. A hollow interior cavity; 822. a cloth bag layer; 823. an activated carbon layer; 83. an air outlet section; 831. an air outlet;

9. a negative pressure collection bin; 90. a collection bin body; 91. a hollow cavity; 92. a garbage throwing port; 93. a heat recovery port;

10. and (4) exhausting the valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As described in the background art, the waste incineration system of the prior art has only one combustion chamber, and there is a possibility that the combustion is insufficient when the waste is burned, and the waste is discharged into the atmosphere, thus polluting the environment.

Based on this, the invention provides a waste incineration system, which mainly comprises a first combustion chamber 1, a second combustion chamber 3, a cooling tower 5, an acid removal tower 6, a fan 7, a dust remover 8 and an exhaust valve 10, wherein the first combustion chamber 1 is used for primarily incinerating waste to be incinerated, the second combustion chamber 3 is used for secondarily incinerating the waste after primary incineration, the cooling tower 5 is used for cooling incineration flue gas discharged from the second combustion chamber 3, the acid removal tower 6 is used for removing acid gas in the incineration flue gas, and the fan 7 is used for exhausting the incineration flue gas to the exhaust valve 10. compared with the traditional waste incineration system, the waste incineration system of the invention is additionally provided with the second combustion chamber 3, the second combustion chamber 3 can incinerate dust and particles which are not sufficiently incinerated in the first combustion chamber 1, namely, the waste to be incinerated is more sufficiently incinerated by additionally providing the second combustion chamber 3, thereby overcoming the defect that the waste incineration system in the prior art is only provided with one combustion chamber, resulting in the defect of insufficient combustion of the garbage.

Specifically, the waste incineration system provided by the embodiment of the invention comprises, as shown in fig. 1, a first combustion chamber 1, a second combustion chamber 3, a cooling tower 5 for cooling incineration flue gas, an acid removal tower 6 for removing acid from the incineration flue gas, a fan 7, a dust remover 8 for removing dust from the incineration flue gas, and an exhaust valve 10, wherein the first combustion chamber 1, the second combustion chamber 3, the cooling tower 5, the acid removal tower 6, the fan 7, the dust remover 8, and the exhaust valve 10 are sequentially connected end to end, that is, after the waste to be incinerated is combusted in the first combustion chamber 1 and the second combustion chamber 3, the generated incineration flue gas enters the cooling tower 5 for cooling, the acid removal tower 6 removes acid gas from the incineration flue gas, and the dust remover 8 removes dust from the incineration flue gas,

A first temperature sensor 2 for measuring the temperature of the incineration flue gas discharged from the first combustion chamber 1 is installed between the first combustion chamber 1 and the second combustion chamber 3, a second temperature sensor 4 is installed between the second combustion chamber 3 and the cooling tower 5, and the second temperature sensor 4 is used for measuring the temperature of the incineration flue gas discharged from the second combustion chamber 3 and measuring the temperature of the incineration flue gas in the cooling tower 5.

The combustion temperature of the first combustion chamber 1 is about 500 ℃ generally, the actual temperature of the first combustion chamber 1 is measured through the first temperature sensor 2, if the actual temperature is lower than 500 ℃, the oxygen introducing amount of the first combustion chamber 1 is increased, and therefore the combustion temperature of the first combustion chamber 1 is kept at 500 ℃ all the time.

The combustion temperature of the second combustion chamber 3 is about 1000 ℃ generally, the actual temperature of the second combustion chamber 3 is measured through the second temperature sensor 4, if the actual temperature is lower than 1000 ℃, the oxygen introducing amount of the second combustion chamber 3 is increased, and therefore the combustion temperature of the first combustion chamber 1 is kept at 1000 ℃ all the time, and the purpose of enabling garbage to be combusted more fully is achieved.

The temperature of second temperature sensor 4 except that survey second combustion chamber 3, can also survey the temperature of cooling tower 5 simultaneously, monitors the temperature of cooling tower 5 in good time, prevents to produce the toxic gas dioxin in the high temperature flue gas cooling process.

In an embodiment of the present invention, as shown in fig. 1 and 3, the first combustion chamber 1 includes: the incinerator body 10 is provided with a feed inlet 11 at the top and a combustion chamber 12 inside, and the feed inlet 11 is communicated with the combustion chamber 12; the first layer of grate 13, the first layer of grate 13 locates in the combustion chamber 12, and is close to the feed inlet 11; and a second layer of fire grate 14, wherein the second layer of fire grate 14 is also positioned inside the combustion chamber 12 and below the first layer of fire grate 13, and the garbage to be incinerated descends onto the second layer of fire grate 14 through the first layer of fire grate 13 and is incinerated on the second layer of fire grate 14.

It should be noted that the feeding port 11 of the present invention is funnel-shaped, as shown in fig. 3, the caliber of the upper portion of the feeding port 11 is larger than the caliber of the lower portion, so as to facilitate the garbage throwing, meanwhile, the feeding port 11 is communicated with the combustion chamber 12, the garbage to be combusted can enter the combustion chamber 12 from the feeding port 11, and the garbage to be combusted completes combustion in the combustion chamber 12 after being ignited.

In addition, the first layer of grate 13 is over against the lower part of the feeding hole 11, garbage enters the combustion chamber 12 through the feeding hole 11 and firstly reaches the first layer of grate 13, and the first layer of grate 13 can enable the falling garbage to be uniformly distributed, namely the first layer of grate 13 plays a role in distributing materials.

Similarly, the second grate 14 is also opposite to the lower part of the feeding hole 11, and different from the first grate 13, the second grate 14 is used for incinerating garbage, that is, the whole incineration process of the garbage occurs on the second grate 14, the garbage to be incinerated is distributed by the first grate 13 and then falls onto the second grate 14, and meanwhile, the heat generated by incineration on the second grate 14 drifts upwards, and can be used for drying the garbage on the first grate 13.

Further, the first grate 13 includes a mounting rod 131 and a roller 132, as shown in fig. 3, the mounting rod 131 is horizontally disposed, two ends of the mounting rod 131 are fixedly mounted on the inner walls of two sides of the combustion chamber 12, the roller 132 is rotatably mounted on the mounting rod 131, that is, the garbage entering from the feeding opening 11 reaches the roller 132, the reduced pressure forces the roller 132 to rotate, and the roller 132 rotates and simultaneously achieves the effect of uniformly distributing the garbage.

In order to realize the rotation of the drum 132, the drum 132 further includes a rotating shaft 133, the rotating shaft 133 is vertically installed on the installation rod 131, and longitudinally penetrates the drum 132, and the drum 132 is rotatably connected to the rotating shaft 133, that is, the drum 132 rotates about the rotating shaft 133.

In order to further achieve the effect of distributing, a plurality of rotating teeth are disposed on the outer wall of the drum 132, as shown in fig. 3, the rotating teeth are uniformly disposed on the outer wall of the drum 132, and the rotating teeth drive the drum 132 to rotate around the rotating shaft 133 under the pushing of an external force, which is an impact force generated when the garbage falls.

It should be noted that the number of the rotating teeth and the installation manner of the rotating teeth and the roller 132 are not limited in the present invention, and the present invention is within the protection scope of the present invention as long as the effect of the cloth can be further achieved,

specifically, the drum 132 includes a plurality of, preferably four, rollers which are mounted on the mounting rod 131 at equal intervals and are mounted below the feed opening 11 at equal intervals, thereby completing the material distribution process.

It should be understood that the first grate 13 may be selected according to actual application scenarios or actual process conditions, and the shape and structure of the first grate 13 are not limited in the embodiments of the present invention as long as the purpose of distributing and drying the garbage moisture can be achieved.

Furthermore, in order to more fully burn the fallen coarse ash, the novel garbage incinerator further comprises a third grate 15, wherein the third grate 15 is similarly installed inside the combustion chamber 12 and is positioned right below the second grate 14, after the garbage is incinerated in the second grate 14, the coarse ash falls onto the third grate 15, the garbage is fully combusted on the third grate 15, and namely the third grate 15 is used for fine combustion.

Specifically, in order to realize ash leakage of the second grate 14, the second grate 14 is provided with ash leakage holes 141, the ash leakage holes 141 are uniformly arranged on the second grate 14, and coarse ash generated after combustion on the second grate 14 falls onto the third grate 15 through the ash leakage holes 141.

In order to discharge the excessive ash, an ash discharging mechanism 16 is further included, as shown in fig. 3, the ash discharging mechanism 16 is mounted on the third grate 15 for discharging the dust after the garbage is incinerated.

The ash discharge mechanism 16 may be embodied as an ash screw mounted on the combustion chamber 12 and extending outwardly of the combustion chamber 12 as shown in fig. 3.

It should be noted that the specific structure and shape of the ash discharging mechanism 16 are not limited in the present invention, and the invention is within the protection scope of the present invention as long as the ash discharging function can be realized.

In an embodiment of the present invention, as shown in fig. 1 and 2, the negative pressure collecting bin 9 includes: the collecting bin body 90 is provided with a hollow inner cavity 821, the hollow inner cavity 821 is communicated with a garbage inlet of the first combustion chamber 1, namely, the peculiar smell generated by the first combustion chamber 1 flows into the hollow inner cavity 821, and the hollow inner cavity 821 is used for containing the collected peculiar smell.

The air inducing mechanism (not shown in fig. 2) is arranged outside the collecting bin body 90, is connected and communicated with the collecting bin body 90 through a pipeline, and is simultaneously connected and communicated with the first combustion chamber 1 located below the collecting bin body 90 to supply heat to the first combustion chamber 1, so that the purpose of heat recycling is achieved.

It should be noted that the air inducing mechanism is a common air inducing machine in the prior art, and other air inducing mechanisms may also be selected according to an actual application scenario or an actual process condition, as long as the air inducing effect can be achieved, the embodiment of the present invention does not limit the specific structure of the air inducing mechanism.

Further, because the negative pressure collection bin 9 is installed above the first combustion chamber 1, the central control cavity 821 of the negative pressure collection bin 9 is communicated with the garbage input port 92 of the first combustion chamber 1, in order to conveniently input the garbage to be incinerated, the garbage input port 92 is arranged on the side of the collection bin body 90, the garbage to be incinerated is input into the first combustion chamber 1 through the garbage input port 92, meanwhile, the garbage input port 92 is arranged to be opened and closed, namely, when the garbage is required to be input, the garbage input port 92 is opened, and in the garbage incineration process, the garbage input port 92 is closed.

Further, a heat recovery port 93 is arranged on the negative pressure collecting bin 9, as shown in fig. 1 and fig. 2, the heat recovery port 93 is located on the negative pressure collecting bin 9 and is communicated with the hollow cavity 91, and the heat recovery port 93 is connected and communicated with the induced air mechanism, that is, the odor and the heat are conveyed outwards through the heat recovery port 93.

In an embodiment of the present invention, as shown in fig. 1 and 4, the acid removal tower 6 includes a first tower body 61 and a second tower body 62, the first tower body 61 is installed adjacent to the second tower body 62, and a vent hole HH is disposed between the first tower body 61 and the second tower body 62, the vent hole HH is located above the acid removal liquid of the first tower body 61 and the acid removal liquid of the second tower body 62; an air inlet pipe 611 is arranged on the first tower body 61, and an air outlet pipe 621 is arranged on the second tower body 62.

Wherein, the deacidification liquid level that removes acidizing fluid and second tower body 62 of first tower body 61 is in the bottom, and intake pipe 611 and outlet duct 621 all are located the upper portion that removes acidizing fluid, burn tail gas and get into first tower body 61 from intake pipe 611 after, through first tower body 61 deacidification back, get into second tower body 62 through air vent HH, then remove acid at second tower body 62.

As shown in fig. 4, the tower widths of the first tower body 61 and the second tower body 62 are continuously increased from bottom to top, and the tower widths tend to be stable to the air inlet pipe 611 and the air outlet pipe 621, so that the tower body with the shape is convenient for better acid removal, and the acid removal efficiency is improved.

It should be noted that the shape of the first tower body 61 and the second tower body 62 is not limited in the present invention, and it is within the scope of the present invention as long as the acid removing function can be achieved.

Further, in order to prevent the deacidification liquid in the first tower body 61 and the second tower body 62 from flowing into the air inlet pipe 611 or the air outlet pipe 621, the air inlet pipe 611 is located on the side surface of the first tower body 61 and is close to the top of the first tower body 61, the air outlet pipe 621 is also located on the side surface of the second tower body 62 and is close to the top of the second tower body 62, meanwhile, the air inlet pipe 611 and the air outlet pipe 621 are both provided with bent pipes, preferably, the bent pipes are shaped like a zigzag, as shown in fig. 4, the bent pipe design and the design close to the top can prevent the deacidification liquid in the first tower body 61 and the second tower body 62 from being poured into the.

In order to achieve the effects of dust removal and rapid cooling and solve the problem of dioxin generated in garbage treatment, as an embodiment of the present invention, the present invention further includes a first spraying mechanism 612 and a second spraying mechanism 622, the first spraying mechanism 612 is installed at the top of the first tower body 61, the second spraying mechanism 622 is installed at the top of the second tower body 62, and both the first spraying mechanism 612 and the second spraying mechanism 622 spray downwards, as shown in fig. 4, after the incineration exhaust enters the first tower body 61, the first spraying mechanism 612 and the second spraying mechanism 622 spray downwards at the same time, so as to remove acid from the incineration exhaust and simultaneously rapidly cool the incineration exhaust, thereby preventing generation of dioxin.

Specifically, the first spraying mechanism 612 includes a first water inlet pipe and a first spraying head, as shown in fig. 4, the first water inlet pipe is located at the top of the first tower body 61 and extends into the first tower body 61, and the end of the first water inlet pipe is connected and communicated with the first spraying head, that is, the first water inlet pipe is "L" shaped, the end of the "L" shaped first water inlet pipe entering the first tower body 61 is communicated with the first spraying head, and the incineration exhaust gas entering the first tower body 61 is sprayed by the first spraying head.

Specifically, the second spraying mechanism 622 includes a second water inlet pipe and a second spray header, as shown in fig. 4, the second water inlet pipe is located at the top of the second tower body 62 and goes deep into the inside of the second tower body 62, the end is connected and communicated with the second spray header, namely, the second water inlet pipe is of an "L" shape, the end of the "L" shaped second water inlet pipe entering the inside of the second tower body 62 is communicated with the second spray header, the tail gas from incineration entering the second tower body 62 through the vent hole HH is sprayed through the second spray header, and the sprayed tail gas is discharged through the exhaust pipe.

It should be noted that, the shape of the first water inlet pipe and the second water inlet pipe is not limited in the present invention, and as long as the water inlet function can be realized, the present invention is within the protection scope of the present invention.

In an embodiment of the present invention, as shown in fig. 5, the dust collector 8 includes a dust collector body 80, the dust collector body 80 is provided with a hollow cavity 821 with two open ends, one side is an air inlet 811, and the other side is an air outlet 831; a cloth bag layer 822, wherein the cloth bag layer 822 is positioned in the hollow inner cavity 821 of the dust collector body 80 and is close to the air inlet 811; an activated carbon layer 823, the activated carbon layer 823 being immediately adjacent to the bag layer 822, is also located in the hollow interior 821 of the dust collector body 80, and is close to the air outlet 831.

The bag layer 822 is made of woven filter cloth or non-woven felt, the dust-containing gas is filtered by the filtering action of the fiber fabric, and after the dust-containing gas enters the bag layer 822, dust with large particles and large specific gravity is blocked by the bag layer 822, so that the gas is purified.

The activated carbon layer 823 is made of a certain amount of activated carbon, which is a black porous solid carbon produced by crushing and molding coal or carbonizing and activating uniform coal particles. The main component is carbon and contains a small amount of elements such as oxygen, hydrogen, sulfur, nitrogen, chlorine and the like. The specific surface area of the common active carbon is-m²Between/g. Has strong adsorption performance and is an industrial adsorbent with wide application.

Further, the dust collector body 80 comprises an air inlet section 81, a filtering section 82 and an air outlet section 83, wherein the air inlet section 81 is used for inlet air, the filtering section 82 is used for filtering high-temperature flue gas to purify the gas, and the air outlet section 83 is used for outlet air.

Air inlet section 81 and air outlet section 83 are located the head and the tail of filter segment 82, wherein air inlet section 81 is located the head of filter segment 82, air outlet section 83 is located the tail of filter segment 82, air inlet section 81 and air outlet section 83 all are connected with filter segment 82, hollow inner chamber 821 is located inside filter segment 82, namely sack layer 822 and activated carbon layer 823 are all located filter segment 82.

Furthermore, the filtering section 82 is cylindrical, the air inlet section 81 and the air outlet section 83 are funnel-shaped, the funnel-shaped air inlet section 81 and the funnel-shaped air outlet section 83 are buckled at two ends of the filtering section 82, and the funnel-shaped air inlet section 81 and the funnel-shaped air outlet section 83 are adopted, so that the retention time of high-temperature flue gas in the filtering section 82 can be prolonged, and the purpose of further filtering is achieved.

Furthermore, the large radius end of the air inlet section 81 and the large radius end of the air outlet section 83 are connected with the filtering section 82, the air inlet 811 is located in the air inlet section 81, the air outlet 831 is located in the air outlet section 83, the air inlet 811 and the air outlet 831 are located on the same horizontal line, and the aperture of the air inlet 811 is equal to the aperture of the air outlet 831.

It should be understood that the specific shapes of the filtering section 82, the air inlet section 81 and the air outlet section 83 in the present invention can be selected according to the actual application scenario or the actual process condition, and the specific shapes of the filtering section 82, the air inlet section 81 and the air outlet section 83 are not limited in the embodiment of the present invention as long as the high temperature flue gas can stay in the filtering section 82 for a long time.

It should be understood that the air inlets 811 and the air outlets 831 may be located on the same horizontal line, or may not be located on the same horizontal line, for example, the air inlet 811 is higher than the air outlet 831, or the air outlet 831 is higher than the air inlet 811, which is within the protection scope of the present invention.

In one embodiment of the invention, the shape of the cloth bag layer 822 and the shape of the activated carbon layer 823 both match the shape of the cross-section of the precipitator body 80. As shown in fig. 5, the bag layer 822 is circular and has a plurality of layers, the plurality of bag layers 822 are distributed in parallel at equal intervals, and similarly, the activated carbon layer 823 is circular and has a plurality of layers, and the plurality of activated carbon layers 823 are distributed in parallel at equal intervals.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A waste incineration system, comprising: first combustion chamber, second combustion chamber, be used for cooling to burn the cooling tower of flue gas, be used for burning the deacidification tower of flue gas deacidification, fan, be used for burning dust collector and the discharge valve that the flue gas removed dust, wherein:

2. The waste incineration system of claim 1, wherein the first combustion chamber comprises: the incinerator comprises an incinerator body, a first layer of grate, a second layer of grate and a third layer of grate, wherein a feed port is formed in the top of the incinerator body, a combustion chamber is formed in the incinerator body, and the feed port is communicated with the combustion chamber; the first layer of grate is positioned in the combustion chamber and is close to the feeding hole; the second layer of grate is also positioned in the combustion chamber and below the first layer of grate, and the garbage to be incinerated descends to the second layer of grate through the first layer of grate and is incinerated on the second layer of grate; the third layer of grate is arranged in the combustion chamber and is positioned below the second layer of grate, after the second layer of grate burns garbage, coarse ash falls onto the third layer of grate, and the third layer of grate is fully combusted.

3. The waste incineration system of claim 2, further comprising an ash discharge mechanism mounted on the third grate, the ash discharge mechanism configured as an ash discharge screw mounted on the combustion chamber and extending outwardly of the combustion chamber.

4. The waste incineration system of claim 1, further comprising a negative pressure collection bin and an air inducing mechanism, wherein the negative pressure collection bin comprises a collection bin body, the collection bin body is provided with a hollow cavity, the hollow cavity is communicated with a waste inlet of the combustion chamber, and the hollow cavity is used for containing collected peculiar smell; the air inducing mechanism is arranged outside the collecting bin body and is connected and communicated with the collecting bin body through a pipeline, and the air inducing mechanism is simultaneously connected and communicated with the combustion chamber below the collecting bin body.

5. A waste incineration system according to claim 4, characterised in that a waste inlet is provided laterally of the collecting bin body.

6. The waste incineration system of claim 1, wherein the acid removal tower comprises: the first tower body is close to the second tower body, an air vent is arranged between the first tower body and the second tower body, and the air vent is positioned above the acid removing liquid of the first tower body and the acid removing liquid of the second tower body; an air inlet pipe is arranged on the first tower body, and an air outlet pipe is arranged on the second tower body.

7. A waste incineration system according to claim 6, wherein the inlet duct and the outlet duct are both provided as bent tubes.

8. The waste incineration system of claim 1, wherein the dust separator comprises: the dust remover comprises a dust remover body, a dust remover body and a dust remover, wherein the dust remover body is provided with a hollow inner cavity with two open ends, one side of the hollow inner cavity is provided with an air inlet, and the other side of the hollow inner cavity is provided with an air outlet; the cloth bag layer is positioned in the hollow inner cavity of the dust remover body and is close to the air inlet; and the activated carbon layer is close to the cloth bag layer, is also positioned in the hollow inner cavity of the dust remover body and is close to the air outlet.

9. The waste incineration system of claim 8, wherein the dust collector body comprises an air inlet section, a filter section and an air outlet section, the air inlet section and the air outlet section are located at the head and the tail of the filter section and are integrally connected with the filter section, and the hollow inner cavity is located inside the filter section.

10. The waste incineration system of claim 9, wherein the inlet section and the outlet section are funnel-shaped, and a large radius end of the inlet section and a large radius end of the outlet section are connected to the filter section.