Flue gas purification device

Abstract

The utility model discloses a flue gas purifying device which comprises a placing base, the top of the placing base is fixedly connected with a collecting box, the top of the collecting box is fixedly connected with a purifying tank, the bottom of the purifying tank is connected with a connecting pipe in a penetrating mode, the bottom end of the connecting pipe extends into the collecting box, and a purifying mechanism is arranged on the purifying tank. The utility model relates to the technical field of waste incineration. According to the flue gas purification device, clean water is sprayed into the purification tank through the multiple atomization nozzles, dust impurities in flue gas are purified, meanwhile, the surfaces of the first-stage filter screen, the second-stage filter screen and the third-stage filter screen can be scoured through the multiple high-pressure nozzles, and blockage caused by impurity accumulation is prevented; and meanwhile, the atomization spray head and the high-pressure spray head are horizontally arranged, so that interference of flue gas to the atomization spray head and the high-pressure spray head can be reduced, and the service life of the atomization spray head and the high-pressure spray head is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to garbage incineration technical field, concretely is a flue gas purification device. BACKGROUND

[0002] The garbage incineration is through the appropriate thermal decomposition, combustion, melting and so on reaction, makes the garbage to be the process of residue or molten solid material through the oxidation under high temperature, and the garbage incineration facility must be equipped with flue gas treatment facility, and the garbage incineration is a kind of traditional method of handling garbage, since garbage is handled by incineration method, the effect of reduction is remarkable, saves land, and various pathogenic bacteria can be eliminated, toxic and harmful substances are converted into harmless substances, so garbage incineration method has become one of the main methods of municipal solid waste treatment.

[0003] The utility model discloses a kind of flue gas purification devices for garbage incineration, including lower connection tower, the top surface of the lower connection tower is fixedly installed with upper baffle, the inside of the lower connection tower is fixedly installed with lower baffle, the surface of the upper baffle and lower baffle is equipped with baffle inner hole, the surface of the baffle inner hole is equipped with inclined chute, filter packing is equipped between the upper baffle and lower baffle, the inside of the baffle inner hole located lower baffle surface is movably installed with fixed plate, the surface of the fixed plate is equipped with multiple fixed plate through-holes.The utility model is in cooperation with fixed plate and fixed plate through-hole, so that filter packing can be stable between upper baffle and lower baffle, prevent it from leaking out of device through baffle inner hole, leading to filter packing waste increase maintenance cost of device.By the cooperation of upper connection tower bottom buckle and lower connection tower top groove, the device can be separated at any time The upper connection tower and lower connection tower, and then the internal parts are maintained and treated.

[0004] But the purification device has the following deficiencies, the equipment can purify part of impurities in flue gas through water delivery pipe and spray head when being used, but often because its spray head is vertically arranged in upper connection tower, leading to its being easily blocked by impurity particles in flue gas after long-term use, influence spray effect, and purification effect is not ideal.

[0005] Therefore, the utility model provides a kind of flue gas purification device to solve above-mentioned problems. Utility model content

[0006] In view of the deficiencies of prior art, the utility model provides a kind of flue gas purification device, solves above-mentioned problems.

[0007] In order to achieve the above object, the utility model discloses a flue gas purification device through the following technical schemes to be realized: a flue gas purification device, including the bottom of the placement base, the top fixedly connected with the collecting box of placement base, the top fixedly connected with the purification tank of collecting box, the bottom of the purification tank is connected with the connecting pipe, and the bottom end of connecting pipe extends into the collecting box, and the purification tank is provided with a purification mechanism,

[0008] The purification mechanism includes a primary filter screen fixedly connected in the purification tank, a secondary filter screen fixedly connected in the purification tank and a tertiary filter screen fixedly connected in the purification tank, the outer wall of the purification tank is fixedly provided with five annular flow guide pipes, a plurality of atomizing nozzles are connected through the corresponding two annular flow guide pipes, one end of the plurality of atomizing nozzles extends into the purification tank, a plurality of high-pressure nozzles are connected through the corresponding three annular flow guide pipes, and one end of the plurality of high-pressure nozzles extends into the purification tank.

[0009] Preferably, the top of the collecting box is fixedly connected with a water storage tank, the top of the water storage tank is fixedly connected with a high-pressure water pump, the water inlet end of the high-pressure water pump is fixedly connected with a water suction pipe, one end of the water suction pipe extends into the water storage tank, the top of the water storage tank is fixedly connected with an extension pipe, the water outlet end of the high-pressure water pump is fixedly connected with a water delivery pipe, and one end of the water delivery pipe extends into the extension pipe.

[0010] Preferably, the top of the extension pipe is connected with a first shunt pipe, two first water injection pipes are connected through the first shunt pipe, one end of the two first water injection pipes extends into the corresponding annular flow guide pipe, a first switch valve is fixedly provided on the first shunt pipe, and the first shunt pipe, the first water injection pipe and the first switch valve are used in combination to conveniently deliver clean water to the two annular flow guide pipes upwards.

[0011] Preferably, one side of the extension pipe is connected with a second shunt pipe, three second water injection pipes are connected through the second shunt pipe, one end of the three second water injection pipes extends into the corresponding annular flow guide pipe, and a second switch valve is fixedly connected to the second shunt pipe, and the second shunt pipe, the second water injection pipe and the second switch valve are used in combination to conveniently deliver clean water to the three annular flow guide pipes downwards.

[0012] Preferably, the top of the extension pipe is connected with a first shunt pipe, two first water injection pipes are connected through the first shunt pipe, one end of the two first water injection pipes extends into the corresponding annular flow guide pipe, a first switch valve is fixedly provided on the first shunt pipe, and the first shunt pipe, the first water injection pipe and the first switch valve are used in combination to conveniently deliver clean water to the two annular flow guide pipes upwards.

[0013] Preferably, the outer wall of the purification tank is fixedly provided with a mounting ring, the outer wall of the detachable cover is fixedly provided with a detachable ring, a plurality of bolts are threadedly connected through the detachable ring, and the plurality of bolts are threadedly connected through the mounting ring. The mounting ring, the detachable ring and the bolts are matched to be used, so that the purification tank and the detachable cover can be fixedly connected together, and the inside of the purification tank can be conveniently disassembled and cleaned.

[0014] Preferably, one side of the collecting box is connected with a blowdown pipe, and one side of the water storage tank is connected with a water filling pipe. The blowdown pipe and the water filling pipe are matched to be used, so that the collecting box can conveniently drain water, and the water storage tank can conveniently fill water.

[0015] Beneficial effects

[0016] The utility model provides a kind of flue gas purification device. Compared with prior art, the following beneficial effects are possessed:

[0017] (1), the flue gas purification device, by being provided with multiple atomizing nozzles to spray clean water into the purification tank, the dust impurities in the flue gas are purified, and the surfaces of the primary filter screen, the secondary filter screen and the tertiary filter screen can be flushed by the multiple high-pressure nozzles to prevent blockage caused by impurity accumulation, and the impurities can be conveniently transported into the collecting box, and the atomizing nozzles and the high-pressure nozzles are horizontally placed to reduce the interference of the flue gas and improve the service life.

[0018] (2), the flue gas purification device, by being provided with a primary filter screen, a secondary filter screen and a tertiary filter screen, the flue gas entering the purification tank can be filtered in multiple stages, and larger impurity particles can be filtered, and the flue gas can be filtered twice by the activated carbon filter plate and the PP cotton plate to improve the purification effect. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is the external structure perspective view of the utility model;

[0020] Figure 2 is the related connection structure schematic view of annular flow guide pipe and high-pressure water pump in the utility model;

[0021] Figure 3 is the cross-sectional structure schematic view of the purification tank in the utility model;

[0022] Figure 4 is the related cross-sectional assembly drawing of detachable cover in the utility model.

[0023] In the figure: 1, the placement base; 2, the collection box; 3, the purification tank; 4, the connecting pipe; 5, the first filter screen; 6, the second filter screen; 7, the third filter screen; 8, the annular flow guide pipe; 9, the atomizing nozzle; 10, the high-pressure nozzle; 11, the water storage tank; 12, the high-pressure water pump; 13, the water suction pipe; 14, the extension pipe; 15, the water delivery pipe; 16, the first shunt pipe; 17, the first water injection pipe; 18, the first on-off valve; 19, the second shunt pipe; 20, the second water injection pipe; 21, the second on-off valve; 22, the dismounting cover; 23, the exhaust pipe; 24, the activated carbon filter plate; 25, the PP cotton plate; 26, the mounting ring; 27, the dismounting ring; 28, the bolt; 29, the blowdown pipe; 30, the water filling pipe. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Embodiment one:

[0026] Please refer to Figures 1 to 3 A flue gas purification device, including placement base 1, the top of placement base 1 is fixedly connected with collection box 2, the top of collection box 2 is fixedly connected with purification tank 3, one side of purification tank 3 is provided with air inlet pipeline, it is convenient for flue gas to enter, the bottom of purification tank 3 is connected with connecting pipe 4, and the bottom end of connecting pipe 4 extends into collection box 2, and purification tank 3 is provided with purification mechanism;

[0027] The purification mechanism includes the first filter screen 5 fixedly connected in the purification tank 3, the second filter screen 6 fixedly connected in the purification tank 3, the third filter screen 7 fixedly connected in the purification tank 3, and the outer wall of the purification tank 3 is fixedly provided with five annular flow guide pipes 8, a plurality of atomizing nozzles 9 are connected through the corresponding two annular flow guide pipes 8, one end of the plurality of atomizing nozzles 9 extends into the purification tank 3, a plurality of high-pressure nozzles 10 are connected through the corresponding three annular flow guide pipes 8, and one end of the plurality of high-pressure nozzles 10 extends into the purification tank 3.

[0028] Embodiment two:

[0029] Please refer to Figures 1 to 4The embodiment provides a technical scheme based on the embodiment one: the top of the collecting box 2 is fixedly connected with a water storage tank 11, the top of the water storage tank 11 is fixedly connected with a high-pressure water pump 12, the water inlet end of the high-pressure water pump 12 is fixedly connected with a water suction pipe 13, one end of the water suction pipe 13 extends into the water storage tank 11, the top of the water storage tank 11 is fixedly connected with an extension pipe 14, the water outlet end of the high-pressure water pump 12 is fixedly connected with a water delivery pipe 15, one end of the water delivery pipe 15 extends into the extension pipe 14; the top of the extension pipe 14 is throughly connected with a first shunt pipe 16, two first water injection pipes 17 are throughly connected on the first shunt pipe 16, one end of the two first water injection pipes 17 respectively extends into the corresponding annular flow guide pipe 8, a first switch valve 18 is fixedly sleeved on the first shunt pipe 16; one side of the extension pipe 14 is throughly connected with a second shunt pipe 19, three second water injection pipes 20 are throughly connected on the second shunt pipe 19, one end of the three second water injection pipes 20 respectively extends into the corresponding annular flow guide pipe 8, a second switch valve 21 is fixedly connected on the second shunt pipe 19; the upper part of the purification tank 3 is provided with a dismounting cover 22, the top of the dismounting cover 22 is throughly connected with an exhaust pipe 23, an activated carbon filter plate 24 is fixedly connected in the dismounting cover 22, a PP cotton plate 25 is fixedly connected in the dismounting cover 22; the outer wall of the purification tank 3 is fixedly sleeved with a mounting ring 26, the outer wall of the dismounting cover 22 is fixedly sleeved with a dismounting ring 27, a plurality of bolts 28 are throughly connected on the dismounting ring 27 in screw threads, the plurality of bolts 28 are all throughly connected with the mounting ring 26 in screw threads; one side of the collecting box 2 is throughly connected with a blowdown pipe 29, one side of the collecting box 2 is throughly connected with a water adding pipe 30.

[0030] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by the person skilled in the art.

[0031] Working principle: when in use, the flue gas is transported into the inside of the purification tank 3 through the side inlet pipeline of the purification tank 3, and the impurities mixed in the flue gas are filtered by sequentially passing through the first filter screen 5, the second filter screen 6 and the third filter screen 7, at the same time, the high-pressure water pump 12 is started, the high-pressure water pump 12 transports the clean water stored in the water storage tank 11 into the extension pipe 14 through the water suction pipe 13, and the first switch valve 18 is opened, so that the clean water enters into the first shunt pipe 16, and then enters into the annular flow guide pipe 8 through the two first water injection pipes 17, and finally is sprayed into the purification tank 3 through the plurality of atomizing nozzles 9 to contact and purify the flue gas, and to degrade part of the impurities contained in the flue gas, and then the flue gas is discharged after sequentially passing through the activated carbon filter plate 24 and the PP cotton plate 25 for secondary purification, after the purification work is completed, the high-pressure water pump 12 can be started, the first switch valve 18 is closed and the second switch valve 21 is opened, so that the clean water enters into the second shunt pipe 19, and then enters into the three annular flow guide pipes 8 below through the second water injection pipe 20, so that the clean water is sprayed into the purification tank 3 through the plurality of high-pressure nozzles 10, so as to flush the surfaces of the first filter screen 5, the second filter screen 6 and the third filter screen 7, thereby preventing the impurities from being blocked, and the impurities can enter into the connecting pipe 4 and the collection tank 2 along the water flow to be collected, facilitating subsequent treatment.

[0032] It should be noted that, in the present text, the relational terms such as first and second and the like are used merely to differentiate one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations 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 can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0033] In the description herein, it should also be noted that, unless otherwise explicitly specified and limited, the terms "arrange", "mount", "connect", "connect" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected, can be mechanically connected, can be electrically connected, can be directly connected, or connected through an intermediate medium, or the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0034] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A flue gas cleaning device comprising a placement base (1), characterized in that: The top of the placement base (1) is fixedly connected with a collection box (2), the top of the collection box (2) is fixedly connected with a purification tank (3), the bottom of the purification tank (3) is through connection with a connecting pipe (4), the bottom end of the connecting pipe (4) extends into the collection box (2), and the purification tank (3) is provided with a purification mechanism; The purification mechanism comprises a first filter screen (5) fixedly connected in the purification tank (3), a second filter screen (6) fixedly connected in the purification tank (3), and a third filter screen (7) fixedly connected in the purification tank (3), and the outer wall of the purification tank (3) is fixedly sleeved with five annular flow guide pipes (8), a plurality of atomizing nozzles (9) are through connected on the corresponding two annular flow guide pipes (8), one end of the plurality of atomizing nozzles (9) extends into the purification tank (3), and a plurality of high-pressure nozzles (10) are through connected on the corresponding three annular flow guide pipes (8), and one end of the plurality of high-pressure nozzles (10) extends into the purification tank (3).

2. A flue gas cleaning device according to claim 1, characterised in that: The top of the collection box (2) is fixedly connected with a water storage tank (11), the top of the water storage tank (11) is fixedly connected with a high-pressure water pump (12), the water inlet end of the high-pressure water pump (12) is fixedly connected with a water suction pipe (13), one end of the water suction pipe (13) extends into the water storage tank (11), the top of the water storage tank (11) is fixedly connected with an extension pipe (14), the water outlet end of the high-pressure water pump (12) is fixedly connected with a water delivery pipe (15), and one end of the water delivery pipe (15) extends into the extension pipe (14).

3. A flue gas cleaning device according to claim 2, characterised in that: The top of the extension pipe (14) is through connection with a first shunt pipe (16), two first water injection pipes (17) are through connected on the first shunt pipe (16), one end of the two first water injection pipes (17) extends into the corresponding annular flow guide pipe (8) respectively, and the first shunt pipe (16) is fixedly sleeved with a first switch valve (18).

4. A flue gas cleaning device according to claim 3, characterised in that: One side of the extension pipe (14) is through connection with a second shunt pipe (19), three second water injection pipes (20) are through connected on the second shunt pipe (19), one end of the three second water injection pipes (20) extends into the corresponding annular flow guide pipe (8) respectively, and the second shunt pipe (19) is fixedly connected with a second switch valve (21).

5. A flue gas cleaning device according to claim 1, characterized in that: The top of the extension pipe (14) is through connection with a first shunt pipe (16), two first water injection pipes (17) are through connected on the first shunt pipe (16), one end of the two first water injection pipes (17) extends into the corresponding annular flow guide pipe (8) respectively, and the first shunt pipe (16) is fixedly sleeved with a first switch valve (18).

6. A flue gas cleaning device according to claim 5, characterised in that: The outer wall of the purification tank (3) is fixedly sleeved with a mounting ring (26), the outer wall of the dismounting cover (22) is fixedly sleeved with a dismounting ring (27), a plurality of bolts (28) are threadedly through connected on the dismounting ring (27), and the plurality of bolts (28) are threadedly through the mounting ring (26).

7. A flue gas cleaning device according to claim 2, characterised in that: One side of the collection box (2) is through connection with a blowdown pipe (29), and one side of the water storage tank (11) is through connection with a water adding pipe (30).

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