CN209801487U

CN209801487U - Multistage vertical incinerator

Info

Publication number: CN209801487U
Application number: CN201920593010.9U
Authority: CN
Inventors: 陈彦森; 肖国先
Original assignee: Nanjing Juhua Industrial Technology Co Ltd
Current assignee: Nanjing Juhua Industrial Technology Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2019-12-17
Anticipated expiration: 2029-04-28

Abstract

The utility model provides a multistage vertical burning furnace that burns, including burning the burning furnace main part, the upper portion of burning the burning furnace main part sets up feed inlet and exhanst gas outlet, the lower part of burning the burning furnace main part sets up discharge gate and high-temperature wind import, the inner wall of burning the burning furnace main part is crisscross on the co-altitude to be equipped with a plurality of layer boards, the one end of layer board with burn the inner wall swing joint of burning the furnace main part, the free end of layer board with there is the interval between the inner wall of burning the furnace main part for the material passes through. The utility model discloses simple structure has reduced manufacturing cost, adopts the material from top to bottom and high temperature wind countercurrent contact, and simultaneously, the material stops and rolls the blanking at a plurality of layer boards, has improved the heat transfer effect of burning furnace, has guaranteed the abundant burning of discarded object.

Description

Multistage vertical incinerator

Technical Field

The utility model relates to an burn the burning furnace, especially relate to a multistage vertical burning furnace that burns.

Background

After the waste is treated by the incineration method, the reduction effect is obvious, the land is saved, various pathogens can be killed, toxic and harmful substances are converted into harmless substances, and the incineration of the waste becomes an important component of the circular economy. The incinerator is a main device for realizing waste incineration, the existing incinerator can be divided into a horizontal incinerator and a vertical incinerator according to the structure, the horizontal incinerator has the advantages that waste can be stir-fried in the incineration process, the waste is fully incinerated, the disadvantages of being not beneficial to smoke emission and large in occupied area are overcome; the vertical incinerator has the advantages of small occupied area and smooth smoke emission, but the waste is incinerated in a static state and is difficult to be fully incinerated.

the prior patent of the national intellectual property office of the people's republic of China is invented with the following application numbers: 201520400556.X, name: the utility model provides an among the water conservancy diversion of the dynamic regulation gas stream that can be moved and control stream and burn device discloses a water conservancy diversion of dynamic regulation gas stream and flow burns device, including burning furnace main part, burning furnace main part upper portion sets up discarded object feed inlet, fuel inlet and air intlet respectively, and the lower part sets up exhaust outlet and lime-ash export respectively, set up at least one by the fan-shaped guide plate of traction drive pivoted on burning furnace main part inner wall, still set up the deflector cover on burning furnace main part outer wall and correspond with the guide plate, when the deflector face is vertical downwards, whole guide plate all holds in the deflector cover. Different material flow fields and airflow flow fields are formed by adjusting the angles of the guide plates, the operation and control are simple and convenient, the reliability is good, and the waste incineration condition requirements of different physical characteristics and different harmful components can be met. However, it has a problem that combustion is insufficient.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a multistage vertical incinerator, which has simple structure and low manufacturing cost; wherein, the discarded object from top to bottom contacts with high temperature wind countercurrent, and simultaneously, the discarded object stops and rolls the blanking at multistage layer board, has improved the heat transfer effect, has guaranteed the abundant burning of discarded object.

The technical scheme of the utility model as follows:

A multi-stage vertical incinerator comprises an incinerator body, wherein a feed inlet and a smoke outlet are formed in the upper portion of the incinerator body, a discharge outlet and a high-temperature air inlet are formed in the lower portion of the incinerator body, a plurality of supporting plates are arranged on the inner wall of the incinerator body in a staggered mode at different heights, one end of each supporting plate is movably connected with the inner wall of the incinerator body, and a space is formed between the free end of each supporting plate and the inner wall of the incinerator body and used for materials to pass through.

Wherein, the feed inlet and the flue gas outlet are respectively arranged at the upper part of the furnace body, and the high-temperature air inlet is arranged at the lower part of the furnace body; the material is in countercurrent contact with high-temperature air from top to bottom, so that the heat exchange effect is improved, and the combustion sufficiency is further ensured; meanwhile, the inner wall of the furnace is movably connected with a plurality of supporting plates in a movable connection mode, so that the angles of the supporting plates can be adjusted, and the angles of the supporting plates are adjusted according to different material properties, so that the process parameters of optimal combination of residence time and material flow are obtained. The material stops at the supporting plate, the rolling blanking is realized, and the combustion sufficiency is further ensured. The structure is simple, the operation is convenient, and the manufacturing cost is reduced. In addition, high-temperature combustion-supporting air entering from a high-temperature air inlet is kiln-head tertiary air, waste is incinerated, and the energy utilization rate is improved.

Preferably, a plurality of air inlet holes are uniformly formed in the supporting plate.

The supporting plate is of a porous structure, and part of high-temperature air can penetrate through the supporting plate from the bottom of the supporting plate to reach materials stacked above, so that the heating and combustion efficiency is improved.

Furthermore, the outer wall of the incinerator body is also provided with a plurality of flow-assisting holes, and the positions of the flow-assisting holes correspond to the positions of the supporting plates one by one.

The flow-assisting hole can be connected with a compressed air device, so that oxygen is brought into the flow of the auxiliary material to further ensure sufficient combustion, and the accumulated material above the supporting plate can be mechanically or manually cleaned through the flow-assisting hole when in actual need.

Furthermore, a guide sleeve is fixedly arranged at the position of the flow aiding hole.

The guide sleeve is convenient for being connected with a compressed air device, and is convenient for blowing and flowing assistance through compressed air or cleaning accumulated materials above the supporting plate through a tool mechanically or manually.

Further, the smoke outlet and the discharge hole are obliquely arranged along the same side.

This structure is convenient for the utility model provides a multistage vertical incinerator and cement calcination headtotail.

the utility model has the advantages that:

The utility model provides a multistage vertical burning furnace that burns, high temperature wind import are in the furnace body lower part, and the feed inlet is on furnace body upper portion, and inner wall swing joint has a plurality of layer boards, and the material from top to bottom contacts with high temperature wind countercurrent, and simultaneously, the material stops and rolls the blanking at multistage layer board, has improved heat transfer effect, has guaranteed the abundant burning of discarded object.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;

FIG. 3 is a schematic structural diagram of a support plate according to an embodiment of the present invention;

Wherein: 1-an incinerator body; 2-a feed inlet, 3-a discharge outlet, 4-a flue gas outlet, 5-a high-temperature air inlet, 6-a supporting plate, 601-an air inlet hole and 7-an auxiliary flow hole; 8-guide sleeve.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

the utility model provides a multistage vertical burning furnace that burns, material from top to bottom and high temperature wind countercurrent contact, simultaneously, the material stops and rolls the blanking at multistage layer board, has improved the heat transfer effect who burns burning furnace, has guaranteed the abundant burning of discarded object.

Referring to fig. 1, the multistage vertical incinerator comprises an incinerator body 1, wherein a feed inlet 2 and a flue gas outlet 4 are arranged at the upper part of the incinerator body 1, a discharge outlet 3 and a high-temperature air inlet 5 are arranged at the lower part of the incinerator body 1, a plurality of supporting plates 6 are arranged on the inner wall of the incinerator body 1 in a staggered mode at different heights, one end of each supporting plate 6 is movably connected with the inner wall of the incinerator body 1, and a space is reserved between the free end of each supporting plate 6 and the inner wall of the incinerator body 1 for materials to pass through.

Wherein, the feed inlet 2 and the flue gas outlet 4 are respectively arranged at the upper part of the furnace body, and the high-temperature air inlet 5 is arranged at the lower part of the furnace body; the material is in countercurrent contact with high-temperature air from top to bottom, so that the heat exchange effect is improved, and the combustion sufficiency is further ensured; meanwhile, a plurality of supporting plates 6 are movably connected in the furnace, the angle of the supporting plates 6 can be adjusted by a movable connection mode, and the angle of the supporting plates 6 is adjusted according to different material properties so as to obtain process parameters of optimal combination of residence time and material flow. The materials stay on the supporting plate and are rolled to be discharged, and the combustion sufficiency is further ensured. Meanwhile, the structure is simple, the operation is easy, and the manufacturing cost is reduced.

In addition, the pallet 6 is movably coupled to the inner wall of the incineration main body 1, which is a prior art and will not be described in detail.

in some embodiments, referring to fig. 3, the supporting plate 6 is uniformly provided with a plurality of air inlet holes 601. Further, the shape of the pallet 6 may be rectangular, fan-shaped, or the like.

The supporting plate 6 is of a porous structure, and partial high-temperature air can penetrate through the supporting plate 6 from the bottom of the supporting plate 6 to accumulate materials, so that the material heating and combustion efficiency is improved

In embodiment 2, referring to fig. 2, the outer wall of the incinerator body 1 is further provided with a plurality of flow-assisting holes 7, and the positions of the flow-assisting holes 7 correspond to the positions of the supporting plates 6 one by one.

The flow-assisting hole 7 can be connected with a compressed air device to assist material flow, and materials stacked above the supporting plate can be cleaned mechanically or manually in actual needs.

In some embodiments, a guide sleeve 8 is fixedly arranged at the auxiliary flow hole 7.

the guide sleeve 8 is convenient to be connected with a compressed air device, and is convenient to blow and flow aid through compressed air, or to clean accumulated materials above the supporting plate 6 through a tool mechanically or manually.

In some embodiments, the fume outlet 4 and the outfeed 3 are arranged obliquely along the same side.

This structure is convenient for the utility model provides a multistage vertical incinerator is connected with cement calcination system.

The utility model discloses when using:

Like the incinerator in the embodiment 1, the flue gas outlet 4 and the discharge port 3 of the incinerator body 1 are connected to the cement calcining system, respectively. Combustible waste brought by a feeding belt from a storage pit enters a feeding hole 2 of the incinerator body 1 through metering, air locking and a feeding device, high-temperature combustion-supporting air entering from a high-temperature air inlet 5 is kiln-head tertiary air, and one high-temperature tertiary air is introduced into the high-temperature air inlet 5 through a tertiary air pipe.

Wherein the angle of the supporting plate is adjusted according to the characteristics of the waste to be incinerated so as to obtain the process parameters of optimal combination of residence time and material flow. The material passes through the supporting plates 6 from top to bottom, stays on the supporting plates 6 and rolls for multiple times, and then combustion is enhanced.

In some embodiments, the support plate 6 is provided with flow-assisting holes 7 in one-to-one correspondence, the flow-assisting holes 7 are also provided with guide sleeves 8, the guide sleeves are connected with a compressed air device, and the compressed air is used for blowing to assist the material flow, so that the sufficient combustion of the waste is further ensured.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The multistage vertical incinerator is characterized by comprising an incinerator body, wherein a feed inlet and a smoke outlet are formed in the upper portion of the incinerator body, a discharge outlet and a high-temperature air inlet are formed in the lower portion of the incinerator body, a plurality of supporting plates are arranged on the inner wall of the incinerator body in a staggered mode at different heights, one end of each supporting plate is movably connected with the inner wall of the incinerator body, and a space is reserved between the free end of each supporting plate and the inner wall of the incinerator body and used for materials to pass through.

2. The multi-stage vertical incinerator according to claim 1, wherein said supporting plate is provided with a plurality of air inlet holes uniformly.

3. The multistage vertical incinerator according to claim 1, wherein said outer wall of said incinerator body is further provided with a plurality of flow-assisting holes, the positions of said flow-assisting holes corresponding one-to-one to the positions of said support plates.

4. The multi-stage vertical incinerator according to claim 3 wherein said flow-aiding holes are fixedly provided with guide sleeves.

5. The multi-stage vertical incineration furnace of any one of claims 1 to 4, wherein the flue gas outlet and the discharge port are obliquely arranged along the same side.