CN211260838U

CN211260838U - Heat accumulating type high-temperature incinerator suitable for high-dust-content waste gas

Info

Publication number: CN211260838U
Application number: CN201922088089.2U
Authority: CN
Inventors: 李鑫鑫; 李海周
Original assignee: Shanghai Yuechan Environmental Protection Technology Co Ltd
Current assignee: Shanghai Yuechan Environmental Protection Technology Co Ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-14
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to a waste gas treatment equipment technical field aims at providing a heat accumulation formula high temperature incinerator suitable for high dirty waste gas, and its technical scheme main points are: including incinerator body, incinerator body's air inlet has filter equipment through the pipe connection, filter equipment has dust device through the pipe connection, filter equipment includes the casing, set up in the gland of casing top air inlet department, casing lateral wall bottom is provided with the net gas air exit, the inside dismantlement of casing is connected with the filter core, filter core includes the filter frame and overlaps the filter bag of locating in the filter frame, the ladder groove of installation has been seted up to casing top end face, the marginal fixedly connected with of filter frame top air inlet and the support ring board of the ladder groove looks butt of installation, a side end face and the support ring board that the gland is close to the ladder groove direction of installation support tightly, the gland passes through the bolt fastening in the casing top. The utility model has the advantages of high efficiency and good dust removal effect.

Description

Heat accumulating type high-temperature incinerator suitable for high-dust-content waste gas

Technical Field

The utility model relates to a waste gas treatment equipment technical field, in particular to heat accumulation formula high temperature incinerator suitable for high dirty waste gas.

Background

The heat accumulating type incinerator is a high-efficiency organic waste gas treatment device, compared with the traditional catalytic combustion and direct combustion type thermal oxidation furnace, the heat accumulating type incinerator has the advantages of being high in heat efficiency, low in operation cost and capable of effectively treating low-concentration waste gas in large air volume, and when the concentration of the waste gas is slightly high, secondary waste heat recovery can be achieved, and production and operation costs are greatly reduced.

Chinese patent with publication number CN208519784U discloses a temperature-controlled heat-accumulating type thermal incinerator, which comprises a temperature-controlled heat-accumulating type thermal incinerator body, wherein a side end of the temperature-controlled heat-accumulating type thermal incinerator body is fixedly connected with an air inlet pipeline, the air inlet pipeline comprises a first air inlet pipeline and a second air inlet pipeline, a connecting pipe is arranged between the first air inlet pipeline and the second air inlet pipeline, and the first air inlet pipeline, the second air inlet pipeline and the connecting pipe are connected with each other

The flange is connected between the first through hole and the second through hole, a pair of first through holes are drilled at the upper end of the connecting pipe, a connecting rod is inserted into the first through holes, a first handle is connected to the upper ends of the connecting rods, a fixing block is fixedly connected to the lower end of the connecting rod, and a second through hole is drilled at the lower end of the connecting pipe.

Although the filter plate can be conveniently installed and cleaned, the filter plate has limited filtering capacity and is easy to block when the dust content in gas is high in the actual use process, and continuous operation of equipment is not facilitated. Therefore, further improvements are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heat accumulation formula high temperature incinerator suitable for high dust-laden waste gas has the efficient, the good advantage of dust removal effect of serialization dust removal.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a heat accumulation formula high temperature incinerator suitable for high dirty waste gas, includes incinerator body, incinerator body's air inlet has filter equipment through pipe connection, filter equipment has dust device through pipe connection, filter equipment includes the casing, sets up in the gland of casing top air inlet department, casing lateral wall bottom is provided with the clean gas air exit, the inside dismantlement of casing is connected with the filter core.

By adopting the technical scheme, the waste gas with higher dust content can be subjected to pre-settling separation on dust particles with larger particles through the dust settling cylinder, so that the dust content in the waste gas can be reduced in advance, the difficulty in subsequent waste gas filtering treatment is reduced, and the continuity and the dust removal effect of waste gas dust removal are effectively improved; waste gas subjected to dust falling and separating by the dust falling cylinder enters the filtering device, and dust particles with smaller particle sizes are further filtered and separated by the filter element in the filtering device, so that the effect of improving the removal rate of the dust particles in the waste gas is further achieved.

Furthermore, the filter element comprises a filter frame and a filter bag sleeved in the filter frame, an installation ladder groove is formed in the end face of the top of the shell, a supporting ring plate connected with the installation ladder groove in a butting mode is fixedly connected to the edge of an air inlet in the top of the filter frame, one end face, close to the installation ladder groove, of the gland is tightly abutted to the supporting ring plate, and the gland is fastened to the top of the shell through bolts.

Through adopting above-mentioned technical scheme, with the direct butt of filter frame top edge in installation ladder inslot, can realize the quick installation of filter frame, rethread gland is fixed in the mounting groove with filter bag sack edge and support ring board pressure to it is fixed with the installation of filter frame to realize the filter bag.

Furthermore, a fixed ring plate is arranged on the upper surface of the supporting ring plate, and the edge of the bag opening of the filter bag is tightly pressed and fixed between the lower surface of the fixed ring plate and the upper surface of the supporting ring plate.

Through adopting above-mentioned technical scheme, the retaining ring board can form the centre gripping space with between the support ring board, extrudees the retaining ring board through the gland, and then compresses tightly the filter bag sack edge and be fixed in between retaining ring board and the backup pad.

Furthermore, a plurality of arc-shaped fixing clamping grooves which are parallel to each other are formed in the upper surface of the supporting ring plate, and arc-shaped fixing protruding blocks matched with the arc-shaped fixing clamping grooves are arranged on the lower surface of the fixing ring plate.

Through adopting above-mentioned technical scheme, the fixed lug of arc is with filter bag sack edge extrusion joint in arc fixed slot to increased filter bag sack edge respectively with fixed ring board, the fixed area of the direct joint of support ring board, thereby effectively increased the fixed firmness of filter bag.

Furthermore, the outer sides of the fixed ring plate and the supporting ring plate are sleeved with flexible sealing sleeves.

Through adopting above-mentioned technical scheme, the sealed effect between apron and the fixed ring board can be improved to the flexible seal cover to filter overall filtration sealed effect has been improved.

Further, dust device falls a dust section of thick bamboo, fixed connection including falling a dust section of thick bamboo, the support frame in a dust section of thick bamboo lateral wall falls, dust section of thick bamboo upper portion is the cylinder barrel, dust section of thick bamboo lower part is the toper barrel, the one end and the cylinder barrel welding of the great section of thick bamboo footpath of toper barrel, cylinder barrel lateral wall top is provided with flue gas inlet pipe, the top of cylinder barrel is provided with gas outlet pipe, gas outlet pipe and filter equipment casing top air intake intercommunication.

By adopting the technical scheme, when waste gas containing dust enters the cylindrical barrel along the tangential direction of the flue gas inlet pipe, the air flow changes from linear motion to circular motion, and most of rotating air flow flows along the conical barrel which is spirally downward along the inner wall of the cylindrical barrel; meanwhile, the rotating airflow can generate centrifugal force to throw and impact dust particles to the inner wall of the cylindrical barrel, the dust particles impacting the inner wall of the cylindrical barrel can lose inertia force and fall to the bottom of the conical barrel along the inner wall of the cylindrical barrel to be collected; on the other hand, the rotating descending air flow continuously converges towards the central part in the dust falling cylinder in the descending process to form an upward centripetal radial air flow, and the air flow is discharged from the gas outlet pipe, so that the dust falling separation effect of the dust-containing waste gas is achieved.

Furthermore, one end of the gas outlet pipe, which is positioned inside the cylindrical barrel, is fixedly connected with a drainage cover.

By adopting the technical scheme, the flow guide cover can guide the radial airflow flowing upwards, so that the stability and smoothness of the outward gas discharge are improved, and the gas flowing efficiency is improved.

Furthermore, the bottom of the conical cylinder body is provided with a dust exhaust valve.

Through adopting above-mentioned technical scheme, after the inside a definite amount of dust particulate matter of gathering of cone, can regularly discharge the dust particulate matter of gathering through the dust exhaust valve.

To sum up, the utility model discloses following beneficial effect has:

1. the waste gas with high dust content can be subjected to pre-settling separation on dust particles with larger particles through the dust settling cylinder, so that the dust content in the waste gas can be reduced in advance, the difficulty of subsequent waste gas filtration treatment is reduced, and the continuity and the dust removal effect of waste gas dust removal are effectively improved;

2. waste gas subjected to dust falling and separating by the dust falling cylinder enters the filtering device, and dust particles with smaller particle sizes are further filtered and separated by the filter element in the filtering device, so that the effect of improving the removal rate of the dust particles in the waste gas is further achieved.

Drawings

FIG. 1 is an overall schematic view of the embodiment;

FIG. 2 is a sectional view showing an internal structure of a filter device according to the embodiment;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is a schematic diagram illustrating a positional relationship between the arc-shaped fixing protrusion and the arc-shaped fixing groove in the embodiment;

fig. 5 is a sectional view showing an internal structure of the dust settling device in the embodiment.

In the figure, 1, incinerator body; 2. a filtration device; 21. a housing; 211. mounting a ladder groove; 22. a gland; 23. a clean air exhaust outlet; 3. a filter element; 31. a filter frame; 311. a support ring plate; 3111. an arc-shaped fixed clamping groove; 32. a filter bag; 4. a stationary ring plate; 41. an arc-shaped fixing lug; 5. a flexible sealing sleeve; 6. a dust falling device; 61. a dust falling cylinder; 611. a cylindrical barrel; 612. a conical cylinder; 62. a support frame; 7. A flue gas inlet pipe; 8. a gas outlet pipe; 81. a drainage cover; 9. a dust exhaust valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a heat accumulating type high temperature incinerator suitable for high dust-containing waste gas comprises an incinerator body 1, wherein an air inlet of the incinerator body 1 is connected with a filtering device 2 through a pipeline, the filtering device 2 comprises a shell 21 and a gland 22 fastened at an air inlet at the top of the shell 21 through bolts, and a clean air exhaust outlet 23 is formed in the bottom of the side wall of the shell 21.

As shown in fig. 2 and 3, the filter element 3 is detachably connected to the inside of the housing 21, the filter element 3 includes a filter frame 31 and a filter bag 32 sleeved in the filter frame 31, an installation ladder groove 211 is formed in the top end surface of the housing 21, a support ring plate 311 is welded and fixed to the edge of an air inlet in the top of the filter frame 31, and the support ring plate 311 abuts against the installation ladder groove 211 to quickly place the filter frame 31 in the housing 21.

As shown in fig. 3 and 4, the upper surface of the supporting ring plate 311 is provided with a fixing ring plate 4, a plurality of arc-shaped fixing protrusions 41 are uniformly welded on the edge of the lower surface of the fixing ring plate 4 along the circumferential direction, an arc-shaped fixing clamping groove 3111 matched with the arc-shaped protrusions is formed in the upper surface of the supporting ring plate 311, and the arc-shaped protrusions and the arc-shaped fixing clamping groove 3111 are clamped and embedded with each other, so that the edge of the bag mouth of the filter bag 32 can be tightly pressed and fixed between the lower surface of the fixing ring plate 4 and the upper surface of the supporting.

As shown in fig. 3 and 4, a flexible sealing sleeve 5 is fixed on the outer sides of the fixed ring plate 4 and the support ring plate 311 by hot-melt encapsulation, one end surface of the gland 22 close to the installation ladder groove 211 is abutted against the upper surface of the flexible sealing sleeve 5, and the gland 22 is fastened to the top of the housing 21 by fastening with a bolt (not shown in the figure), so that the flexible sealing sleeve 5 is pressed and fixed, and the filter frame 31 and the filter bag 32 are fixedly mounted.

As shown in fig. 1 and 5, the filter device 2 is connected to the dust falling device 6 through a pipe, and the dust falling device 6 includes a dust falling cylinder 61 and a support frame 62 welded and fixed to a side wall of the dust falling cylinder 61. The upper portion of the dust falling cylinder 61 is a cylindrical barrel 611, the lower portion of the dust falling cylinder 61 is a conical barrel 612, a dust exhaust valve 9 is arranged at the bottom of the conical barrel 612, one end of the conical barrel 612 with a larger cylinder diameter is welded with the cylindrical barrel 611, a flue gas inlet pipe 7 is welded at the top of the side wall of the cylindrical barrel 611, the flue gas inlet pipe 7 is connected with the cylindrical barrel 611 along the tangential direction of the cylindrical barrel 611, a gas outlet pipe 8 is arranged at the top of the cylindrical barrel 611, a drainage cover 81 is welded at one end, located inside the cylindrical barrel 611, of the gas outlet pipe 8, and the gas outlet pipe 8 is.

The specific implementation process comprises the following steps:

when the waste gas containing dust tangentially enters the cylindrical barrel 611 of the dust falling barrel 61 along the flue gas inlet pipe 7, the gas flow changes from linear motion to circular motion, and most of the rotating gas flow flows along the conical barrel 612 which is spirally downward along the inner wall of the cylindrical barrel 611; meanwhile, the rotating air flow generates centrifugal force to throw and impact the dust particles to the inner wall of the cylindrical barrel 611, and the dust particles impacting the inner wall of the cylindrical barrel 611 lose inertia force and fall to the bottom of the conical barrel 612 along the inner wall of the cylindrical barrel 611 to be collected; on the other hand, the rotating descending air flow continuously flows into the central part of the dust falling cylinder 61 in the descending process to form a centripetal radial air flow, and the air flow forms an inward rotating air flow rotating upwards and is discharged from the gas outlet pipe 8, so that the dust-containing waste gas is subjected to dust falling separation.

The gas after the dust fall separation enters the filter bag 32 of the filter device 2, and dust particles with smaller particle sizes are filtered and separated through the filter bag 32, so that the dust separation efficiency is further improved, and the subsequent burning efficiency of the waste gas entering the incinerator is improved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a heat accumulation formula high temperature incinerator suitable for high dusty waste gas, includes incinerator body (1), its characterized in that: the air inlet of incinerator body (1) has filter equipment (2) through the pipe connection, filter equipment (2) have dust device (6) through the pipe connection, filter equipment (2) include casing (21), set up in gland (22) of casing (21) top air inlet department, casing (21) lateral wall bottom is provided with net gas exhaust outlet (23), casing (21) inside dismantlement is connected with crosses filter core (3).

2. A regenerative high-temperature incinerator for high-dust exhaust gas as claimed in claim 1 wherein: the filter element (3) comprises a filter frame (31) and a filter bag (32) sleeved in the filter frame (31), an installation ladder groove (211) is formed in the end face of the top of the shell (21), a supporting ring plate (311) which is abutted to the installation ladder groove (211) is fixedly connected to the edge of an air inlet in the top of the filter frame (31), one side end face, close to the installation ladder groove (211), of the gland (22) is abutted to the supporting ring plate (311), and the gland (22) is fastened to the top of the shell (21) through bolts.

3. A regenerative high-temperature incinerator for high-dust exhaust gas as claimed in claim 2 wherein: the upper surface of the supporting ring plate (311) is provided with a fixed ring plate (4), and the edge of the mouth of the filter bag (32) is tightly pressed and fixed between the lower surface of the fixed ring plate (4) and the upper surface of the supporting ring plate (311).

4. A regenerative high-temperature incinerator for high-dust exhaust gas as claimed in claim 3 wherein: the upper surface of the supporting ring plate (311) is provided with a plurality of arc-shaped fixing clamping grooves (3111) which are parallel to each other, and the lower surface of the fixing ring plate (4) is provided with arc-shaped fixing protruding blocks (41) matched with the arc-shaped fixing clamping grooves (3111).

5. A regenerative high-temperature incinerator for high-dust exhaust gas as claimed in claim 3 wherein: the outer sides of the fixed ring plate (4) and the supporting ring plate (311) are sleeved with a flexible sealing sleeve (5).

6. A regenerative high-temperature incinerator for high-dust exhaust gas as claimed in claim 1 wherein: dust device (6) are including falling a dirt section of thick bamboo (61), fixed connection in support frame (62) of falling a dirt section of thick bamboo (61) lateral wall, it is cylinder barrel (611) to fall dirt section of thick bamboo (61) upper portion, it is cone (612) to fall dirt section of thick bamboo (61) lower part, the one end and the cylinder barrel (611) welding of the great section of thick bamboo footpath of cone (612), cylinder barrel (611) lateral wall top is provided with flue gas inlet pipe (7), flue gas inlet pipe (7) are connected with cylinder barrel (611) along the tangential of cylinder barrel (611), the top of cylinder barrel (611) is provided with gas outlet pipe (8), gas outlet pipe (8) and filter equipment (2) casing (21) top air intake intercommunication.

7. A regenerative high-temperature incinerator for high-dust exhaust gas as claimed in claim 6 wherein: and one end of the gas outlet pipe (8) positioned in the cylindrical barrel body (611) is fixedly connected with a drainage cover (81).

8. A regenerative high-temperature incinerator for high-dust exhaust gas as claimed in claim 6 wherein: and a dust exhaust valve (9) is arranged at the bottom of the conical cylinder body (612).