Flue filtering device of garbage incinerator

Abstract

The utility model relates to the technical field of garbage incinerators, and discloses a garbage incinerator flue filtering device which comprises a garbage incinerator body, a smoke exhaust pipeline body is arranged at the top end of the garbage incinerator body, and a smoke filter is arranged in the smoke exhaust pipeline body. A dust filter screen is fixed to the end, close to the garbage incinerator body, of the smoke filter, and a servo motor is fixed to the end, away from the smoke filter, of the smoke exhaust pipeline body. Meanwhile, a servo motor is arranged at one end of the smoke exhaust pipeline body and drives a lead screw to rotate, then the lead screw drives a cleaning scraper to rotate, the cleaning scraper scrapes off dust on a dust filter screen, and the problems that a filter device in a flue is not provided with a cleaning device and is prone to being blocked by the dust in the smoke, and the cleaning effect is poor are solved. And flue gas transmission is influenced.

Description

TECHNICAL FIELD

[0001] The utility model application relates to garbage incinerator technical field, concretely is a kind of garbage incinerator flue filtering device. BACKGROUND

[0002] Garbage incinerator is a kind of equipment specially designed for processing solid waste, it is converted into harmless waste gas and a small amount of residue by high-temperature combustion mode in garbage organic matter, this kind of equipment is commonly used in municipal solid waste, medical waste, industrial waste and other types of garbage centralized treatment, the purpose is to reduce waste volume, reduce its influence on environment and public health, garbage incinerator is mainly composed of garbage pretreatment system, incineration system, smoke biochemical dust removal system and gas producer four big systems, it is integrated into one with automatic feeding, screening, drying, incineration, dust removal, dust removal, automation control, realizes the automation and high efficiency of garbage incineration treatment.

[0003] Garbage incinerator is often discharged from the flue gas of the flue gas after incinerating garbage, wherein some pretreatment filtering devices are often arranged, but there are often a lot of dust in these flue gas, which can block the filtering device and reduce the filtering effect of the filtering device, and further affect the air flow in the flue. SUMMARY

[0004] In order to solve the problem that the filtering device in the flue has no cleaning device and is easily blocked by dust in the flue gas, thereby affecting the flue gas transmission, the utility model provides a garbage incinerator flue filtering device to solve the above problems.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of garbage incinerator flue filtering device, including garbage incinerator main body, the garbage incinerator main body top is provided with flue gas duct main body, the flue gas duct main body is internally provided with flue gas filter, the flue gas filter is fixed with dust filter screen at one end close to garbage incinerator main body, the flue gas duct main body is fixed with servo motor at one end away from flue gas filter, the servo motor output end is fixed with screw rod extending to the inside of flue gas duct main body, the screw rod is fixed with cleaning scraper at one end away from servo motor, the cleaning scraper is rotatably connected at one end close to screw rod of dust filter screen, the flue gas duct main body bottom is provided with ash discharge through-hole, the ash discharge through-hole is provided with dust recovery device below.

[0007] Further, the screw rod is threadedly connected with cleaning scraper ring, the cleaning scraper ring is fixed with sliding block on both sides, the flue gas duct main body is internally provided with sliding groove on both sides, which is matched with the shape of sliding block.

[0008] Further, the dust recovery device comprises a dust collecting box, one end of the dust collecting box is clamped and placed in the limiting clamping plate, the other end of the dust collecting box is symmetrically fixed with a fixed block, the fixed block is fixedly connected with the smoke exhaust pipe body through a fixing screw, and the end of the dust collecting box close to the fixed block is slidably provided with a sealing door plate.

[0009] Further, the length of the cleaning scraper is same as that of the dust filter screen, and an inclined surface is arranged on the abutting surface of the cleaning scraper and the dust filter screen.

[0010] Further, the sliding block is provided with an inclined surface at two ends, and the height of the sliding block is same as that of the sliding groove.

[0011] Further, the dust collecting box is in a trapezoidal shape, and the height of the end of the dust collecting box close to the limiting clamping plate is smaller than that of the end close to the sealing door plate.

[0012] Compared with the prior art, the dust recovery device has the following beneficial effects:

[0013] 1. In the dust recovery device, the dust filter screen is arranged at one end of the flue gas filter close to the garbage incinerator body, a servo motor is arranged at one end of the smoke exhaust pipe body, the servo motor drives the screw rod to rotate, and then the screw rod drives the cleaning scraper to rotate, so that the cleaning scraper scrapes off the dust on the dust filter screen, the problem that the filter device in the flue is not provided with a cleaning device and is easily blocked by the dust in the flue gas, thereby affecting the flue gas transmission, is solved.

[0014] 2. In the dust recovery device, the dust collecting box is arranged below the smoke exhaust pipe body, the dust falls into the dust collecting box through the dust discharging through hole arranged in the smoke exhaust pipe body, when the flue gas flows in the smoke exhaust pipe body, the dust in the dust collecting box is driven to move towards the flue gas filter, then the worker can handle the dust in the dust collecting box by opening the sealing door plate, and the speed of the worker in handling the scraped dust in the smoke exhaust pipe body is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0016] Figure 1is a schematic diagram of the structure according to an embodiment of the present application;

[0017] Figure 2 is Figure 1 is a schematic diagram of the structure according to an embodiment of the present application;

[0018] Figure 3 is Figure 1 is a schematic diagram of the structure according to an embodiment of the present application;

[0019] Figure 4 is Figure 1 is a schematic diagram of the structure according to an embodiment of the present application.

[0020] The meanings of the reference signs in the drawings are as follows: 1, main body of the garbage incinerator; 2, main body of the smoke exhaust duct; 3, smoke filter; 4, dust filter screen; 5, servo motor; 6, screw rod; 7, cleaning scraper; 8, cleaning scraper ring; 9, sliding block; 10, dust exhaust through hole; 11, dust collection box; 12, limiting clamping plate; 13, fixed block; 14, sealing door plate; 15, sliding groove. DETAILED DESCRIPTION

[0021] In order to make the application purposes, features and advantages of the present application more obvious and easy to understand, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the embodiments described below are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0022] Referring to Figure 1 , Figure 2 , Figure 3 and Figure 4 , a garbage incinerator flue filter device comprises a garbage incinerator main body 1, the top end of the garbage incinerator main body 1 is provided with a smoke exhaust duct main body 2, the inside of the smoke exhaust duct main body 2 is provided with a smoke filter 3, the end of the smoke filter 3 close to the garbage incinerator main body 1 is fixed with a dust filter screen 4, the end of the smoke exhaust duct main body 2 away from the smoke filter 3 is fixed with a servo motor 5, the output end of the servo motor 5 is fixed with a screw rod 6 extending into the inside of the smoke exhaust duct main body 2, the end of the screw rod 6 away from the servo motor 5 is fixed with a cleaning scraper 7, the cleaning scraper 7 is rotationally connected to the end of the dust filter screen 4 close to the screw rod 6, the bottom end of the smoke exhaust duct main body 2 is provided with a dust exhaust through hole 10, the dust exhaust through hole 10 is provided below with a dust recovery device, the screw rod 6 is threadedly connected with a cleaning scraper ring 8, the cleaning scraper ring 8 is fixed with sliding blocks 9 on both sides, the inside of the smoke exhaust duct main body 2 is provided with sliding grooves 15 on both sides matching the shape of the sliding blocks 9, so that the cleaning scraper 7 and the cleaning scraper ring 8 can scrape off the dust on the dust filter screen 4 and the inner wall of the smoke exhaust duct main body 2.

[0023] Specifically, the length of the cleaning scraper 7 is the same as that of the dust filter screen 4, the abutting surface of the cleaning scraper 7 and the dust filter screen 4 is provided with an inclined surface, the two ends of the sliding block 9 are provided with an inclined surface, and the height of the sliding block 9 is the same as that of the inside of the sliding groove 15, so that the cleaning efficiency of the cleaning scraper 7 is improved, and dust is prevented from accumulating in the inside of the sliding groove 15.

[0024] As an optimization scheme, as shown in Figure 1 、 Figure 2 、 Figure 3 and Figure 4 , the dust recovery device comprises a dust collecting box 11, a limiting clamping plate 12 is fixed at the bottom end of the smoke exhaust duct body 2, one end of the dust collecting box 11 is clamped and placed in the inside of the limiting clamping plate 12, and the other end of the dust collecting box 11 is symmetrically fixed with a fixed block 13. The fixed block 13 is fixedly connected with the smoke exhaust duct body 2 through a fixing screw, and the end of the dust collecting box 11 close to the fixed block 13 is slidably provided with a sealing door plate 14. The sealing door plate 14 is fixedly connected with the dust collecting box 11 through another fixing screw, so as to facilitate the staff to recover dust.

[0025] Specifically, the shape of the dust collecting box 11 is trapezoidal, and the height of the end of the dust collecting box 11 close to the limiting clamping plate 12 is less than that of the end close to the sealing door plate 14, so as to accelerate the flow speed of dust.

[0026] Working principle: when the smoke generated after the garbage incineration of the garbage incinerator main body 1 is discharged by the smoke exhaust duct body 2, the smoke filter 3 in the inside of the smoke exhaust duct body 2 filters the smoke, and the dust filter screen 4 blocks the dust in the smoke from entering the inside of the smoke filter 3. At this time, the servo motor 5 is started, so that the servo motor 5 drives the screw rod 6 to rotate, and the screw rod 6 drives the cleaning scraper 7 to rotate, so that the cleaning scraper 7 scrapes off the dust attached to the surface of the dust filter screen 4. When the screw rod 6 rotates, the cleaning scraper ring 8 moves, the sliding block 9 slides in the sliding groove 15 when the cleaning scraper ring 8 moves, so that the cleaning scraper ring 8 scrapes off the dust on the inner wall of the smoke exhaust duct body 2. The scraped dust falls into the inside of the dust collecting box 11 through the dust discharge hole 10, and then the dust is moved to the direction of the smoke filter 3 according to the smoke in the inside of the smoke exhaust duct body 2. When the dust in the inside of the dust collecting box 11 needs to be cleaned, the bolt for fixing the sealing door plate 14 is opened, so that the sealing door plate 14 is opened to collect the dust. When the dust collecting box 11 needs to be replaced, the bolt for fixing the fixed block 13 is opened, so that the staff can pull out the dust collecting box 11 from the inside of the limiting clamping plate 12 for replacement. After the replacement is completed, the dust collecting box 11 is placed back to the original position, and the fixed block 13 is fixedly connected with the smoke exhaust duct body 2 through the fixing bolt.

[0027] It is apparent to those skilled in the art that the application is not limited to the details of the foregoing exemplary embodiments, and that the application can be implemented in other particular forms without departing from the spirit or essential characteristics of the application. The foregoing embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. No reference signs in the claims should be considered as limiting the scope of the claims to the features to which the reference signs are attached.

[0028] The above-described embodiments are merely intended for describing and illustrating, not limiting, the technical solutions of the present application; even though the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for some technical features therein; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A waste incinerator flue filtering device, comprising a waste incinerator main body (1), a flue gas duct main body (2) is arranged at the top end of the waste incinerator main body (1), and a flue gas filter (3) is arranged in the flue gas duct main body (2), characterized in that: The dust filter screen (4) is fixed on one end of the waste incinerator main body (1) close to the smoke filter (3), the smoke exhaust duct main body (2) is fixed with a servo motor (5) on the end away from the smoke filter (3), the servo motor (5) output end is fixed with a lead screw (6) extending to the inside of the smoke exhaust duct main body (2), the lead screw (6) is fixed with a cleaning scraper (7) on the end away from the servo motor (5), the cleaning scraper (7) is rotatably connected to one end of the dust filter screen (4) close to the lead screw (6), the bottom end of the smoke exhaust duct main body (2) is provided with an ash discharge through hole (10), and the ash discharge through hole (10) is provided with a dust recovery device below.

2. A filter device for flue gas of a waste incinerator according to claim 1, characterized in that: The lead screw (6) is threadedly connected with a cleaning scraper ring (8), the cleaning scraper ring (8) is fixed with a sliding block (9) on both sides, and the inside of the smoke exhaust duct main body (2) is provided with a sliding groove (15) matched with the shape of the sliding block (9) on both sides.

3. A filter device for flue gas of a waste incinerator according to claim 1, characterized in that: The dust recovery device comprises a dust collecting box (11), the bottom end of the smoke exhaust duct main body (2) is fixed with a limiting clamping plate (12), one end of the dust collecting box (11) is clamped and placed in the limiting clamping plate (12), the other end of the dust collecting box (11) is fixed with a fixed block (13) symmetrically on both sides, the fixed block (13) is fixedly connected with the smoke exhaust duct main body (2) through a fixing screw, and the end of the dust collecting box (11) close to the fixed block (13) is slidably provided with a sealing door plate (14), and the sealing door plate (14) is fixedly connected with the dust collecting box (11) through another fixing screw.

4. The filter device according to claim 1, wherein: The length of the cleaning scraper (7) is the same as that of the dust filter screen (4), and the cleaning scraper (7) and the dust filter screen (4) are provided with inclined surfaces on the adhering surfaces.

5. A filter device for flue gas of a waste incinerator according to claim 2, characterized in that: The sliding block (9) is provided with inclined surfaces on both ends, and the height of the sliding block (9) is the same as the height inside the sliding groove (15).

6. A flue filter device for a waste incinerator according to claim 3, characterised in that: The dust collecting box (11) is trapezoidal in shape, and the height of one end of the dust collecting box (11) close to the limiting clamping plate (12) is less than the height of the other end close to the sealing door plate (14).

Images