CN113513759A

CN113513759A - Waste incineration waste gas treatment equipment and use method thereof

Info

Publication number: CN113513759A
Application number: CN202110445427.2A
Authority: CN
Inventors: 邹可兴; 张文广; 聂慧君
Original assignee: Zhejiang Hongdian Environmental Protection Equipment Co ltd
Current assignee: Hunan Senshang Instrument Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-10-19
Anticipated expiration: 2041-04-25
Also published as: CN113513759B

Abstract

The invention discloses waste incineration waste gas treatment equipment, which comprises an incinerator and a dust removal collector for collecting large-particle dust, wherein the dust removal collector is provided with a conveyor, a material collector matched with the conveyor is connected below the conveyor, and the material collector is connected with a crusher.

Description

Waste incineration waste gas treatment equipment and use method thereof

Technical Field

The invention relates to the technical field of waste incineration treatment, in particular to waste incineration waste gas treatment equipment and a using method thereof.

Background

In modern production and life, the production amount of garbage is larger and larger, and a lot of garbage is mixed and stacked in life, solid garbage and liquid garbage exist, and solid-liquid mixed garbage also exists. Generally, when garbage is treated, the garbage mixed with solid and liquid is separated into solid garbage and waste liquid, and the solid garbage and the waste liquid are treated by adopting an incineration method, the waste liquid is treated by adopting an injection method in the existing garbage treatment technology, and the load generated by the incinerator is correspondingly increased when the moisture content in the waste liquid is higher; simultaneously, contain more large granule rubbish in the waste gas when handling solid waste usually, can wrap up some harmful substance that are not fully burnt usually in this kind of large granule, this kind of waste gas that contains the large granule dust has produced great degree of difficulty to the processing.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides waste incineration waste gas treatment equipment and a using method thereof.

In order to solve the technical problems, the invention is solved by the following technical scheme: a waste incineration waste gas treatment device comprises an incinerator and a dust removal collector for collecting large-particle dust.

In the above scheme, preferably, a conveyor is arranged on the dust removal collector, a material collector matched with the conveyor is connected below the conveyor, and the material collector is connected with a crusher; a steam generator is arranged in the incinerator and connected with a steam driving machine, a first belt pulley is arranged on the steam driving machine, a second belt pulley matched with the first belt pulley is arranged on the pulverizer, and the second belt pulley is used for providing rotary power for the pulverizer; be connected with waste liquid case and mixer on the steam generator, the waste liquid case is used for providing the moisture steam generation in the waste liquid in order to do benefit to steam generator waste liquid, be equipped with the jet pump on the mixer, just the injector head that is equipped with on the jet pump sets up in the incinerator, the rubbing crusher links to each other with the mixer through first hose, and its beneficial effect lies in: the utility model provides a can collect and kibbling device with the large granule dust that produces when solid refuse burning to mix the secondary with the waste liquid and spout into burning furnace and burn, the harmful dust after the solid refuse burning that can significantly reduce, and improved the incineration efficiency of waste liquid.

In the above scheme, it is preferred, the loading head includes collecting hopper, frame, push rod, revolving door and first spring, the collecting hopper is located in the frame, collecting hopper both sides and top respectively by collecting hopper upper end panel and frame are located to first spring symmetry, the collecting hopper both sides are located in the symmetrical cooperation of revolving door, be equipped with the push rod on the revolving door, on collecting hopper upper end panel was located to push rod one end, its beneficial effect lies in: the specific structure of the material collector is provided, so that the material collector can control the material pouring after sensing the weight of the material in the material collecting hopper, and the material pouring is uniform and constant every time.

In the above-mentioned scheme, it is preferred, be equipped with first gear and the second gear of mutually supporting on the revolving door, be equipped with in the frame with collecting hopper upper end panel matched with first button and second button, first button and second button pass through the cable and link to each other with push rod and conveyer, and its beneficial effect lies in: the specific induction mode that the aggregate bin was opened is provided, and the upper and lower translation trigger button through aggregate bin top end panel drives electric putter and opens the revolving door.

In the above scheme, it is preferred, the rubbing crusher includes the feed inlet, hits the piece, hits the ring, the cylinder that opens the door, fixing base, rotation seat, casing and discharge gate, feed inlet and discharge gate are all located on the casing, hit the piece and locate in the casing, hit the ring cover and locate and hit a outer lane, the casing is located and is rotated on the seat, the cylinder that opens the door is located the casing below, fixing base and rotation are equipped with the second spring between the seat, and its beneficial effect lies in: the utility model provides a concrete structure of rubbing crusher makes the large granule dust can be smashed completely after getting into rubbing crusher, is favorable to getting into better burning behind the incinerator.

In the above scheme, it is preferred, the second belt pulley rotates and locates on the fixing base, be equipped with the drive wheel on the second belt pulley, be equipped with on the drive wheel and rotate seat bottom outlet matched with cylinder, its beneficial effect lies in: the utility model provides a drive structure of rubbing crusher makes rubbing crusher can do the circumference swing, makes rubbing crusher internal collision piece and collision ring can effectively make the large granule dust smash.

In the above scheme, it is preferred, be equipped with the floater in the mixer, the mixer outer wall is equipped with third sensor and fourth sensor with floater matched with, third sensor and fourth sensor pass through the cable and link to each other with the cylinder that opens the door, and its beneficial effect lies in: the detection device for the liquid level in the stirrer is provided, so that the stirrer can control the opening and closing states of the door opening cylinder of the crusher through the liquid level.

In the above-mentioned scheme, it is preferred, be connected with the hydraulic pump on the waste liquid case, be equipped with the cable conductor of control hydraulic pump on third sensor and the second button, third sensor and fourth sensor pass through the cable and link to each other with the jet pump, and its beneficial effect lies in: the control device for the hydraulic pump and the jet pump is provided, so that the hydraulic pump and the jet pump can be started in time according to different working conditions.

In the above-mentioned scheme, preferred, first button, second button, third sensor and fourth sensor all link to each other with the PLC controller through the cable, and its beneficial effect lies in: an integrated control system is provided to allow the entire device to be controlled in an orderly manner.

The method for using the waste incineration waste gas treatment equipment comprises the following steps: adding solid garbage into an incinerator, collecting large-particle dust in a dust removal collector after waste gas generated by the incinerator passes through the dust removal collector, then conveying the large-particle dust into a material collector by using a conveyor, automatically opening a revolving door of the material collector to convey the large-particle dust into a pulverizer after the large-particle dust in the material collector is accumulated and the material collector descends to a certain height, and simultaneously conveying waste liquid into a steam generator by a waste liquid tank; secondly, the steam generator generates steam to drive the steam driving machine to drive the first belt pulley to rotate, the first belt pulley transmits power to the second belt pulley through a belt, and the second belt pulley is matched with the crusher to enable the crusher to swing circumferentially, so that materials in the crusher are crushed; the waste liquid moisture through steam generator reduces in the back through the pipeline inflow agitator, makes the interior liquid level of agitator rise, and the agitator liquid level rises to and makes the rubbing crusher discharge gate open through the sensor after the take the altitude, and the large granule dust that will grind is sent into the agitator and is mixed into the slurry with the waste liquid, spouts the slurry into the incinerator through the jet pump afterwards, and its beneficial effect lies in: the application method of the waste incineration waste gas treatment equipment is provided, so that the application structure is clearer, and the utilization rate of the treatment equipment is improved.

The invention has the beneficial effects that: the invention provides a waste gas treatment device capable of crushing large-particle dust, which can effectively burn the large-particle dust, reduce the content of harmful substances in waste gas, reduce the combustion load of a waste liquid and dust mixed slurry of a burning furnace after the waste liquid is treated by a steam generator for one time, and greatly improve the combustion efficiency.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic view of the structure of the collector of the present invention.

FIG. 3 is a schematic view of the pulverizer of the present invention.

FIG. 4 is a schematic view of the blender of the present invention.

Detailed Description

The invention is described in further detail below with reference to the following detailed description and accompanying drawings: referring to fig. 1-4, a waste incineration waste gas treatment device comprises an incinerator 1 and a dust removal collector 2 for collecting large particle dust, wherein a pipeline is connected between the dust removal collector 2 and the incinerator 1, and a replaceable sieve plate is arranged in the dust removal collector 2, so that the waste incineration waste gas can be conveniently filtered for particle dust of various sizes.

Preferably, the dust collector 2 is provided with a conveyor 3 for conveying granular dust, the conveyor 3 preferably adopts a belt conveying or spiral conveying mode, and the conveyor 3 is provided with a conveying motor.

Preferably, a collector 4 for collecting large particle dust is arranged below the conveyor 3, the collector 4 comprises a collecting hopper 41, a frame 42, a push rod 43, a rotating door 44 and a first spring 45, the collecting hopper 41 is arranged on the frame 42, the first springs 45 are symmetrically arranged at two sides of the collecting hopper 41 and respectively abut against the upper end panel of the collecting hopper 41 and the frame 42, the first springs 45 are gradually compressed when the collection hopper 41 is gradually filled with the granular dust, the symmetrically arranged first springs 45 are preferably compressed simultaneously when compressed, the revolving door 44 is symmetrically matched and rotatablely arranged at the bottom of the collecting hopper 41, a push rod 43 is arranged on the revolving door 44, one end of the push rod 43 is disposed on the upper end panel of the collecting hopper 41, preferably, the push rod 43 is preferably an electric push rod, and the rest of the collecting hopper 41 and the push rod 43 are not in contact with the frame 42 except that the upper end panel of the collecting hopper 41 is in contact with the first spring 45.

Preferably, the revolving door 44 is provided with a first gear 46 and a second gear 47 which are engaged with each other, the first gear 46 and the second gear 47 are rotatably arranged below the collecting hopper 41, and the first gear 46 and the second gear 47 are preferably arranged on the revolving door 44 in a key fit manner without relative rotation with the revolving door 44; preferably, the rack 1 is provided with a first button 48 and a second button 49 which are matched with an upper end panel of the collecting hopper 41, the side surface of the upper end panel of the collecting hopper 41 is provided with a transitive arc, and the arc is matched with the first button 48 and the second button 49; preferably, the first button 48 and the second button 49 are connected to the push rod 43 and the conveyor 3 through a cable, that is, the first button 48 controls the push rod 43 to close the swing door 44 and simultaneously controls the conveyor motor on the conveyor 3 to start rotating, and the second button 49 controls the push rod 43 to open the swing door 44 and simultaneously controls the conveyor motor on the conveyor 3 to stop rotating.

Preferably, a material pouring hopper is arranged below the material collector 4, the material pouring hopper is connected with a material inlet 51 of the pulverizer 5 through a hose, preferably, the pulverizer 5 comprises the material inlet 51, a collision block 52, a collision ring 53, a door opening cylinder 54, a fixed seat 55, a rotating seat 56, a shell 57 and a material outlet 59, the material inlet 51 is arranged at the top of the shell 57, the material outlet 59 is arranged at the left lower part of the shell 57, preferably, the door opening cylinder 54 is arranged at the position of the material outlet 59, a plunger matched with the material outlet 59 is arranged at the end part of a piston rod of the door opening cylinder 54, preferably, the collision block 52 is arranged in the shell 57, the collision ring 53 is sleeved on the outer ring of the collision block 52, and both the collision block 52 and the collision ring 53 can move in the cavity of the shell 57; preferably, the housing 57 is disposed on the rotating seat 56, a rotating hole is disposed at the bottom of the rotating seat 56, a second spring 58 is disposed between the fixed seat 55 and the rotating seat 56, and a guide block is disposed in the second spring 58, that is, the rotating seat 56 can rotate on the fixed seat 55 by a certain extent.

Preferably, the fixed seat 55 is rotatably provided with a second belt pulley 9, the second belt pulley 9 is provided with a driving wheel 91, the driving wheel 91 is provided with a cylinder 92 matched with a rotary hole at the bottom of the rotary seat 56, and the distance between the cylinder 92 and the center of the driving wheel 91 is greater than the radius of the rotary hole at the bottom of the rotary seat 56, i.e. the cylinder 92 can contact with the wall of the rotary hole at the bottom of the rotary seat 56 to make the rotary seat 56 perform eccentric rotary motion, so that the collision block 52 and the collision ring 53 arranged in the shell 57 collide with each other back and forth in the cavity of the shell 57.

Preferably, a steam generator 6 is arranged in the incinerator 1, the steam generator 6 enables liquid passing through the steam generator 6 to generate steam through waste heat in the incinerator 1, the steam generator 6 is connected with a steam driving machine 7 through a steam pipe, a steam pressurizer is arranged on the steam pipe, the steam generated by the steam generator 6 can be pressurized and then conveyed to the steam driving machine 7, the steam driving machine 7 is the prior art and is not described in detail herein, a first belt pulley 8 is arranged on the steam driving machine 7, and the first belt pulley 8 is matched with a second belt pulley 9 through a belt.

Preferably, the steam generator 6 is provided with a liquid inlet for inputting liquid, the liquid inlet is connected with a waste liquid tank 10, a hydraulic pump is arranged between the liquid inlet and the waste liquid tank 10, the steam generator 6 is also provided with a liquid outlet for refluxing liquid, and the liquid outlet is connected with the stirrer 11; preferably, the waste liquid tank 10 is used for supplying waste liquid to the steam generator 6 to facilitate the generation of steam by the moisture in the waste liquid; preferably, the mixer 11 is provided with a jet pump 12, the jet head 13 provided on the jet pump 12 is arranged in the incinerator 1, the discharge port 59 of the pulverizer 5 is connected with the mixer 11 through a first hose 14, the inner wall of the first hose 14 is smooth and has no bend, so that particles in the pulverizer 5 can fall into the mixer 11 conveniently.

Preferably, a floating ball 101 is arranged in the stirrer 11, the floating ball 101 is slidably arranged on the inner wall of the stirrer 11, and the floating ball 101 can float upwards according to the buoyancy of liquid; preferably, an induction sheet is arranged on the floating ball 101, a third sensor 102 and a fourth sensor 103 which are matched with the induction sheet on the floating ball 101 are arranged on the outer wall of the stirring machine 11, the third sensor 102 and the fourth sensor 103 are connected with the door opening cylinder 54 through cables, namely, when the third sensor 102 detects the floating ball 101, the door opening cylinder 54 is controlled to open the discharge hole 59, and when the fourth sensor 103 detects the floating ball 101, the door opening cylinder 54 is controlled to close the discharge hole 59.

Preferably, the third sensor 102 and the fourth sensor 103 are connected to the jet pump 12 by a cable, that is, when the third sensor 102 detects the floating ball 101, the jet pump 12 is controlled to be turned on to start jetting, and when the fourth sensor 103 detects the floating ball 101, the jet pump 12 is controlled to be turned off to stop jetting.

Preferably, the third sensor 102 and the second button 49 are provided with cables for controlling the hydraulic pump 104, that is, when the third sensor 102 detects the floating ball 101, the third sensor 102 controls the hydraulic pump 104 to stop operating through the cables, and when the second button 49 is triggered, the hydraulic pump 104 is controlled to start operating through the cables, so as to supply waste liquid to the steam generator 6 to generate steam.

Preferably, the first button 48, the second button 49, the third sensor 102 and the fourth sensor 103 are all connected with the PLC controller through cables, so that all the devices can be connected with each other to form a complete exhaust gas treatment device.

The method using the waste incineration exhaust gas treatment equipment comprises the following steps: firstly, solid garbage is put into an incinerator 1 for incineration, large particle dust generated by incineration falls into a dust removal collector 2, then the large particle dust is conveyed into a collecting hopper 41 through a conveyor 3, the mass in the collecting hopper 41 is increased to compress a first spring 45, when the large particle dust is compressed to a certain degree, namely the large particle dust in the collecting hopper 41 reaches a certain mass, a panel at the upper end of the collecting hopper 41 contacts a second button 49, the second button 49 triggers a push rod 43 to open a revolving door 44 and trigger the conveyor 3 to stop conveying logistics, meanwhile, the second button 49 controls a hydraulic pump 104 to start working, waste liquid in a waste liquid tank 10 is conveyed into a steam generator 6, and the particles in the collecting hopper 41 fall into a shell 57 of a pulverizer 5 after the revolving door 44 is opened;

then, the steam generator 6 generates steam to drive the steam driving machine 7 to drive the first belt pulley 8 to drive the second belt pulley 9 to rotate, the second belt pulley 9 drives the driving wheel 91 to rotate again to enable the cylinder 92 arranged on the driving wheel 91 to be in contact with and rotate with the wall of the rotary hole in the rotary seat 56, so that the rotary seat 56 is rotated and swung, and finally the collision block 52 collides with the particles in the shell 57 to crush the particles; meanwhile, the waste liquid flows back into the stirrer 11 after passing through the steam generator 6, so that the liquid level in the stirrer 11 rises, when the liquid level rises to a certain height, namely the floating ball 101 rises, after the third sensor 102 detects the floating ball 101, the third sensor 102 controls the door-opening cylinder 54 to open the discharge hole 59, so that the crushed particles enter the stirrer 11, meanwhile, the third sensor 102 also controls the hydraulic pump 104 to stop working, and simultaneously, the third sensor 102 starts the jet pump 12 to jet the crushed particles and the concentrated waste liquid into the incinerator 1 for incineration.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a waste incineration exhaust-gas treatment equipment, includes burns burning furnace (1) and is used for collecting dust removal collector (2) of large granule dust, its characterized in that: a conveyor (3) is arranged on the dust removal collector (2), a material collector (4) matched with the conveyor (3) is connected below the conveyor (3), and the material collector (4) is connected with a crusher (5);

a steam generator (6) is arranged in the incinerator (1), the steam generator (6) is connected with a steam driving machine (7), a first belt pulley (8) is arranged on the steam driving machine (7), a second belt pulley (9) matched with the first belt pulley (8) is arranged on the pulverizer (5), and the second belt pulley (9) is used for providing rotary power for the pulverizer (5);

be connected with waste liquid case (10) and mixer (11) on steam generator (6), waste liquid case (10) are used for providing waste liquid for steam generator (6) so that the moisture in the waste liquid produces steam, be equipped with jet pump (12) on mixer (11), just jet head (13) that are equipped with on jet pump (12) set up in burning furnace (1), rubbing crusher (5) link to each other with mixer (11) through first hose (14).

2. The waste incineration exhaust gas treatment device according to claim 1, characterized in that: material collector (4) are including collecting hopper (41), frame (42), push rod (43), revolving door (44) and first spring (45), collecting hopper (41) are located on frame (42), collecting hopper (41) both sides and respectively the top lean on collecting hopper (41) upper end panel and frame (42) are located to first spring (45) symmetry, collecting hopper (41) both sides are located in revolving door (44) symmetry cooperation, be equipped with push rod (43) on revolving door (44), on collecting hopper (41) upper end panel was located to push rod (43) one end.

3. The waste incineration exhaust gas treatment device according to claim 2, characterized in that: be equipped with first gear (46) and second gear (47) of mutually supporting on revolving door (44), be equipped with on frame (1) with collecting hopper (41) upper end panel matched with first button (48) and second button (49), first button (48) and second button (49) link to each other with push rod (43) and conveyer (3) through the cable.

4. The waste incineration exhaust gas treatment device according to claim 1, characterized in that: rubbing crusher (5) include feed inlet (51), hit piece (52), hit ring (53), open door cylinder (54), fixing base (55), rotate seat (56), casing (57) and discharge gate (59), feed inlet (51) and discharge gate (59) all locate on casing (57), hit piece (52) and locate in casing (57), hit ring (53) cover and locate and hit piece (52) outer lane, casing (57) are located and are rotated on seat (56), open door cylinder (54) and locate casing (57) below, be equipped with second spring (58) between fixing base (55) and rotation seat (56).

5. The waste incineration exhaust gas treatment device according to claim 4, characterized in that: the second belt pulley (9) is rotatably arranged on the fixing seat (55), a driving wheel (91) is arranged on the second belt pulley (9), and a column (92) matched with the bottom hole of the rotating seat (56) is arranged on the driving wheel (91).

6. The waste incineration exhaust gas treatment apparatus according to claim 3 or 4, characterized in that: a floating ball (101) is arranged in the stirrer (11), a third sensor (102) and a fourth sensor (103) which are matched with the floating ball are arranged on the outer wall of the stirrer (11), and the third sensor (102) and the fourth sensor (103) are connected with a door opening cylinder (54) through cables.

7. The waste incineration exhaust gas treatment device according to claim 6, characterized in that: the waste liquid tank (10) is connected with a hydraulic pump (104), the third sensor (102) and the second button (49) are provided with cables for controlling the hydraulic pump (104), and the third sensor (102) and the fourth sensor (103) are connected with the jet pump (12) through cables.

8. The waste incineration exhaust gas treatment device according to claim 7, characterized in that: the first button (48), the second button (49), the third sensor (102) and the fourth sensor (103) are all connected with the PLC through cables.

9. A method of using a waste incineration exhaust gas treatment plant according to claim 1, characterized by: the using method comprises the following steps: adding solid garbage into an incinerator, collecting large-particle dust in a dust removal collector after waste gas generated by the incinerator passes through the dust removal collector, then conveying the large-particle dust into a material collector by using a conveyor, automatically opening a revolving door of the material collector to convey the large-particle dust into a pulverizer after the large-particle dust in the material collector is accumulated and the material collector descends to a certain height, and simultaneously conveying waste liquid into a steam generator by a waste liquid tank; secondly, the steam generator generates steam to drive the steam driving machine to drive the first belt pulley to rotate, the first belt pulley transmits power to the second belt pulley through a belt, and the second belt pulley is matched with the crusher to enable the crusher to swing circumferentially, so that materials in the crusher are crushed; and thirdly, after the water content of the waste liquid passing through the steam generator is reduced, the waste liquid passes through the pipeline and flows into the stirrer, so that the liquid level in the stirrer rises, the liquid level of the stirrer rises to a certain height, then the discharge port of the crusher is opened through the sensor, the ground large-particle dust is sent into the stirrer to be mixed into slurry with the waste liquid, and then the slurry is sprayed into the incinerator through the jet pump.