CN219462848U

CN219462848U - Negative pressure exhaust device for garbage incineration

Info

Publication number: CN219462848U
Application number: CN202320569006.5U
Authority: CN
Inventors: 谢洪林; 严安; 阮嘉琦; 李昶
Original assignee: Shaoxing Renewable Energy Development Co ltd
Current assignee: Shaoxing Renewable Energy Development Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-08-04
Anticipated expiration: 2033-03-21

Abstract

The utility model discloses a negative pressure exhaust device for garbage incineration, which comprises an exhaust box and an exhaust fan fixed on the side surface of the exhaust box, wherein an air inlet of the exhaust fan is communicated with the side surface of the exhaust box, a first filter screen and a second filter screen are sequentially slid from right to left on the inner wall of the exhaust box, and the first filter screen and the second filter screen are both slid inside the exhaust box through sliding components. This a negative pressure exhaust device for msw incineration, through the setting of first filter screen and second filter screen, can realize the secondary filtering to the flue gas, through the setting of shake subassembly, be convenient for make the smoke and dust drop fast for first filter screen and second filter screen are in unblocked state all the time, prevent that the smoke and dust from piling up, also do not need the staff to regularly clear up first filter screen and second filter screen, through the setting of scraping the subassembly, and then accelerate the coming off of smoke and dust, whole process passes through the air exhauster realization can, need not extra electrical component drive and accomplish.

Description

Negative pressure exhaust device for garbage incineration

Technical Field

The utility model relates to the technical field of garbage incineration treatment, in particular to a negative pressure exhaust device for garbage incineration.

Background

The utility model provides a negative pressure exhaust device for garbage incineration, which is characterized in that a negative pressure exhaust device is generally required to be adopted for exhaust treatment during garbage incineration, the existing negative pressure exhaust device is generally used for simply filtering smoke, a filter screen is adopted for filtering smoke dust in the smoke, but a large amount of smoke dust is easy to accumulate on the surface of the filter screen after the filter screen is used for a long time, and the smoke dust is generally required to be cleaned regularly by staff, otherwise, normal filtering work is influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a negative pressure exhaust device for garbage incineration, which solves the problems that the conventional negative pressure exhaust device generally only simply filters smoke when exhausting, a filter screen is adopted to filter smoke dust in the smoke, but a large amount of smoke dust is easy to accumulate on the surface of the filter screen after long-time use, and the smoke dust generally needs to be cleaned regularly by staff, otherwise normal filtering work is influenced.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a negative pressure exhaust device for msw incineration, includes the exhaust case and fixes the air exhauster in the exhaust case side, the air intake of air exhauster communicates with the side of exhaust case, the inner wall of exhaust case has first filter screen, second filter screen from right side to left side to slide in proper order, first filter screen, second filter screen are all through the slip subassembly slip inside the exhaust case, be fixed with the connecting rod between first filter screen and the second filter screen, air exhauster and second filter screen are provided with and drive the shake subassembly that shakes about the second filter screen and realize shake and remove ash, the side of first filter screen is provided with the subassembly of scraping to its surface dust.

Preferably, the shake subassembly is including fixing the transmission shaft in air exhauster impeller shaft one end, the rear rotation of row bellows runs through there is the power pole, the surface mounting of transmission shaft has the main belt pulley, the surface mounting of power pole has the accessory pulley, be connected through belt transmission between the surface of main belt pulley and accessory pulley, the surface mounting of power pole has the driving disc, the place ahead of driving disc rotates there is the pull rod, the side of second filter screen is fixed with the lug, the lug rotates with the pull rod to be connected.

Preferably, the sliding component comprises a sliding block fixed on the periphery of the second filter screen, and a sliding groove matched with the sliding block is formed in the inner wall of the air exhaust box.

Preferably, the scraping assembly comprises a rotating shaft rotating on the side face of the first filter screen, a driving blade is fixed on the surface of the rotating shaft, a sweeping bar is further fixed on the surface of the rotating shaft, and sweeping bristles in contact with the first filter screen are fixed on the side face of the sweeping bar.

Preferably, the bottom intercommunication of row bellows has the discharge hopper, the discharge hopper is provided with two, is located the right side of first filter screen, second filter screen respectively.

Preferably, sealing plugs are embedded in the inner walls of the two discharging hoppers.

Advantageous effects

The utility model provides a negative pressure exhaust device for garbage incineration. Compared with the prior art, the method has the following beneficial effects:

this a negative pressure exhaust device for msw incineration, through the setting of first filter screen and second filter screen, can realize the secondary filtering to the flue gas, through the setting of shake subassembly, be convenient for make the smoke and dust drop fast for first filter screen and second filter screen are in unblocked state all the time, prevent that the smoke and dust from piling up, also do not need the staff to regularly clear up first filter screen and second filter screen, through the setting of scraping the subassembly, and then accelerate the coming off of smoke and dust, whole process passes through the air exhauster realization can, need not extra electrical component drive and accomplish.

Drawings

FIG. 1 is a perspective cross-sectional view of the structure of the present utility model;

FIG. 2 is a perspective view of the structure of the present utility model;

FIG. 3 is an enlarged view of a portion of the utility model at A in FIG. 1;

fig. 4 is a right side view of the first screen structure of the present utility model.

In the figure: 1-row bellows, 2-air exhauster, 3-first filter screen, 4-second filter screen, 5-sliding component, 51-slider, 52-spout, 6-connecting rod, 7-shake subassembly, 71-transmission shaft, 72-power pole, 73-main belt pulley, 74-auxiliary belt pulley, 75-belt, 76-driving disk, 77-pull rod, 78-lug, 8-scraping component, 81-pivot, 82-driving blade, 83-sweep bar, 84-brush hair, 9-hopper, 10-sealing plug.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides two technical solutions: the method specifically comprises the following examples:

example 1

A negative pressure exhaust device for waste incineration, including exhaust box 1 and fix exhaust fan 2 in exhaust box 1 side, with external power source electric connection and control through control switch, exhaust fan 2's air intake and exhaust box 1's side intercommunication, exhaust box 1's inner wall has first filter screen 3 from right side to left side slip in proper order, second filter screen 4, through first filter screen 3 and second filter screen 4's setting, can realize double filtration, first filter screen 3, second filter screen 4 all slides inside exhaust box 1 through sliding component 5, be fixed with connecting rod 6 between first filter screen 3 and the second filter screen 4, through connecting rod 6's setting, make first filter screen 3 and second filter screen 4 can synchronous motion, exhaust fan 2 and second filter screen 4 are provided with and drive the shake subassembly 7 that shakes the realization shake and remove ash about second filter screen 4, first filter screen 3's side is provided with the scraping subassembly 8 that scrapes its surface dust.

The shaking assembly 7 comprises a transmission shaft 71 fixed at one end of an impeller shaft of the exhaust fan 2, a power rod 72 is penetrated through the rear rotation of the exhaust fan 1, a main belt pulley 73 is fixed on the surface of the transmission shaft 71, an auxiliary belt pulley 74 is fixed on the surface of the power rod 72, the main belt pulley 73 is in transmission connection with the surface of the auxiliary belt pulley 74 through a belt 75, a driving disc 76 is fixed on the surface of the power rod 72, a pull rod 77 is rotated in front of the driving disc 76, the synchronous movement of the first filter screen 3 and the second filter screen 4 can be driven through the arrangement of the pull rod 77, a lug 78 is fixed on the side surface of the second filter screen 4, and the lug 78 is in rotary connection with the pull rod 77.

The sliding component 5 comprises a sliding block 51 fixed on the periphery of the second filter screen 4, and a sliding groove 52 matched with the sliding block 51 is formed in the inner wall of the exhaust box 1.

The scraping assembly 8 comprises a rotating shaft 81 rotating on the side face of the first filter screen 3, a driving blade 82 is fixed on the surface of the rotating shaft 81 and can be driven to rotate by air flow, a sweeping bar 83 is further fixed on the surface of the rotating shaft 81, sweeping bristles 84 in contact with the first filter screen 3 are fixed on the side face of the sweeping bar 83, and large-particle smoke dust on the side face of the first filter screen 3 can be swept.

The bottom intercommunication of row bellows 1 has ejection of compact fill 9, and ejection of compact fill 9 is provided with two, is located the right side of first filter screen 3, second filter screen 4 respectively.

The inner walls of the two discharging hoppers 9 are embedded with sealing plugs 10, the sealing performance of the contact part of the two discharging hoppers 9 is good, no air leakage phenomenon exists, and the two discharging hoppers are made of rubber.

Example 2

A negative pressure exhaust device for waste incineration, including exhaust box 1 and fix the air exhauster 2 in exhaust box 1 side, with external power source electric connection and control through control switch, the air intake of air exhauster 2 communicates with exhaust box 1 side, exhaust box 1's inner wall has first filter screen 3 from right side to left side to slide in proper order, second filter screen 4, through the setting of first filter screen 3 and second filter screen 4, can realize double filtration, first filter screen 3, second filter screen 4 all slides inside exhaust box 1 through sliding component 5, be fixed with connecting rod 6 between first filter screen 3 and the second filter screen 4, through the setting of connecting rod 6, make first filter screen 3 and second filter screen 4 can synchronous motion, air exhauster 2 and second filter screen 4 are provided with the shake subassembly 7 that drives the vibrations about second filter screen 4 and realize shake ash removal.

And all that is not described in detail in this specification is well known to those skilled in the art.

During operation, the exhaust box 1 is connected with an exhaust pipeline, then the exhaust fan 2 is started, under the action of negative pressure, flue gas enters the exhaust box 1, after being filtered by the first filter screen 3, the flue gas is filtered through the second filter screen 4 for the second time, smoke dust is attached to the first filter screen 3 and the second filter screen 4, the impeller shaft drives the transmission shaft 71 to rotate rapidly when the exhaust fan 2 runs, then the power rod 72 is driven to rotate rapidly under the cooperation of the main belt pulley 73, the auxiliary belt pulley 74 and the belt 75, then the driving disc 76 is driven to rotate rapidly, further the second filter screen 4 is driven to shake rapidly under the cooperation of the pull rod 77 and the protruding block 78, the first filter screen 3 can shake rapidly under the driving of the connecting rod 6, smoke dust on the first filter screen 3 and the second filter screen 4 can be driven to rotate by the air current, the driving blade 82 can be driven to rotate by the air current, the sweeping bar 83 is driven to rotate rapidly through the rotating shaft 81, the brush dust is accelerated to fall in the hopper 9, and the smoke dust can be cleaned by opening 10 in the whole process at the later stage.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A negative pressure exhaust device for msw incineration, includes row bellows (1) and fixes air exhauster (2) at row bellows (1) side, its characterized in that: the air inlet of the exhaust fan (2) is communicated with the side surface of the exhaust box (1), a first filter screen (3) and a second filter screen (4) are sequentially slid on the inner wall of the exhaust box (1) from right to left, the first filter screen (3) and the second filter screen (4) are both slid inside the exhaust box (1) through a sliding component (5), A connecting rod (6) is fixed between the first filter screen (3) and the second filter screen (4), the exhaust fan (2) and the second filter screen (4) are provided with a shaking component (7) for driving the second filter screen (4) to shake left and right to realize shaking and ash removal, and a scraping component (8) for scraping dust on the surface of the first filter screen (3) is arranged on the side face of the first filter screen.

2. A negative pressure exhaust device for refuse incineration according to claim 1, characterised in that: the shaking assembly (7) comprises a transmission shaft (71) fixed at one end of an impeller shaft of the exhaust fan (2), a power rod (72) is penetrated through the rear rotation of the exhaust box (1), a main belt pulley (73) is fixed on the surface of the transmission shaft (71), an auxiliary belt pulley (74) is fixed on the surface of the power rod (72), the main belt pulley (73) is connected with the surface of the auxiliary belt pulley (74) through a belt (75) in a transmission manner, a driving disc (76) is fixed on the surface of the power rod (72), a pull rod (77) is rotated in front of the driving disc (76), a lug (78) is fixed on the side surface of the second filter screen (4), and the lug (78) is connected with the pull rod (77) in a rotation manner.

3. A negative pressure exhaust device for refuse incineration according to claim 1, characterised in that: the sliding assembly (5) comprises a sliding block (51) fixed on the periphery of the second filter screen (4), and a sliding groove (52) matched with the sliding block (51) is formed in the inner wall of the exhaust box (1).

4. A negative pressure exhaust device for refuse incineration according to claim 1, characterised in that: the scraping assembly (8) comprises a rotating shaft (81) rotating on the side face of the first filter screen (3), a driving blade (82) is fixed on the surface of the rotating shaft (81), a sweeping bar (83) is further fixed on the surface of the rotating shaft (81), and sweeping bristles (84) in contact with the first filter screen (3) are fixed on the side face of the sweeping bar (83).

5. A negative pressure exhaust device for refuse incineration according to claim 1, characterised in that: the bottom of the exhaust box (1) is communicated with a discharge hopper (9), and the discharge hopper (9) is provided with two discharge hoppers which are respectively positioned on the right sides of the first filter screen (3) and the second filter screen (4).

6. A negative pressure exhaust apparatus for refuse incineration according to claim 5, characterised in that: sealing plugs (10) are embedded in the inner walls of the two discharging hoppers (9).