CN209885565U - Be used for domestic waste to burn gas cleaning device - Google Patents

Abstract

The utility model discloses a flue gas purification device for domestic waste incineration, which comprises a purification cylinder body, a spraying rotary disc, an even gas distribution disc and a lime solution storage tank, wherein the top of the purification cylinder body is fixedly provided with a motor, the output end of the motor is connected with the rotating shaft transmission inside the purification cylinder body through a coupler, one end of the rotating shaft far away from the motor is fixedly provided with a bracket, the bracket is provided with the spraying rotary disc, the cross section of the spraying rotary disc is in a circular structure arrangement, the spraying rotary disc consists of densely and evenly distributed grooves, inclined plates are fixedly arranged at two opposite sides in the grooves, one side of the groove far away from the rotating shaft is provided with a steel plate, and the outer side of the rotating shaft is sleeved with a pipeline, the rotating speed power of the motor can be reduced, and energy conservation and consumption reduction are facilitated.

Description

Be used for domestic waste to burn gas cleaning device

Technical Field

The utility model relates to a gas cleaning device, in particular to be used for domestic waste to burn gas cleaning device belongs to msw incineration processing technology field.

Background

Along with the acceleration of the urbanization speed of China in recent years, the urban population is increasing, the corresponding urban domestic garbage production is increasing, and the garbage problem gradually becomes a prominent problem influencing the urban quality of life. About 80% of domestic garbage in China is treated by simple landfill, but the method not only occupies a large amount of land and is easy to form secondary pollution, but also has bottlenecks in landfill and hidden danger of environmental deterioration. As a main mode for recycling household garbage, the garbage incineration treatment has the comprehensive advantages of reduction, recycling and harmlessness, and the garbage incineration is accompanied with the exhaust emission exceeding the standard.

Patent CN102728497A discloses a rotary spraying device. The device mainly comprises a body, an adjusting injection part and an o-shaped ring, wherein a groove is arranged in the body. The rotary sprayer can drive the nozzle to rotate within a certain angle through the rotation of the adjusting block, so that an ideal spraying angle is achieved. Patent CN103432887A discloses a waste incineration flue gas purification device and process. The system mainly comprises a semi-dry type adsorption tower, a lime slurry preparation system, an active carbon injection system and a bag type dust remover, wherein a rotary sprayer is connected with the lime slurry preparation system, the top end of the semi-dry type adsorption tower is provided with the rotary sprayer, the bottom end of the semi-dry type adsorption tower is provided with the semi-dry type adsorption tower for connection, and the active carbon injection system is arranged on a flue gas pipeline between the semi-dry type adsorption tower and the bag type dust remover. Patent CN103446872A discloses a method and equipment for desulfurizing and purifying low-temperature sintering flue gas. The equipment utilizes high-temperature flue gas at the tail of the sintering machine, and adopts a heat exchanger to preheat and heat the sintering flue gas, so as to meet the temperature requirement of the rotary spray drying desulfurization process. The equipment meets the requirement of the rotary spray drying desulfurization process on the temperature of the flue gas, solves the problem of desulfurization of low-temperature sintering flue gas, and expands the application range of the rotary spray drying desulfurization process. Patent CN1051076699A discloses a rotary spraying device. The device includes the mount, the motor, the carousel, and the arc carousel, and the device can realize remote automation control to avoid high-pressure hose to take place the winding. Patent CN10498501A discloses a desulfurization dust-removing device based on the principle of rotary spray and spiral gas-liquid separation. The device mainly comprises a shell, a motor, a rotary sprayer and the like, and the device makes full contact between waste gas and lime solution by using a rotary spraying method, so that the treatment effect of the waste gas is effectively improved. The flue gas purification method disclosed by the above publication does not optimize the aspects of blocking and how to increase the shearing force of the fog drops, and is not beneficial to energy conservation and consumption reduction.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be used for domestic waste to burn gas cleaning device has solved the problem that prior art exists.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a flue gas purification device for domestic waste incineration, which comprises a purification barrel body, a spraying turntable, an even gas distribution disc and a lime solution storage tank, wherein the top of the purification barrel body is fixedly provided with a motor, the output end of the motor is connected with the rotating shaft transmission in the purification barrel body through a shaft coupling, one end of the rotating shaft far away from the motor is fixedly provided with a bracket, the bracket is provided with the spraying turntable, the cross section of the spraying turntable is in a circular structure arrangement, the spraying turntable is composed of densely and evenly distributed grooves, inclined plates are fixedly arranged at two opposite sides in the grooves, a steel plate is arranged at one side in the grooves far away from the rotating shaft, a pipeline is sleeved at the outer side of the rotating shaft, one side of the bottom of the pipeline close to the spraying turntable is provided with a liquid inlet, a baffle is fixedly arranged on the pipeline at, the lime solution storage tank is connected with the pipeline through a liquid inlet pipe, a smoke exhaust port is formed in the top of the purification cylinder, a discharge hole is formed in the bottom of the purification cylinder, air inlets are formed in the purification cylinders on two sides of the discharge hole, and an even air distribution disc is arranged inside the purification cylinder between each air inlet and the corresponding spraying rotary disc.

As a preferred technical scheme of the utility model, the recess is the structure setting of falling triangle-shaped, the transversal circular structure setting of personally submitting of baffle.

As an optimal technical scheme of the utility model, the bottom of purifying the barrel is conical structure setting, the top of purifying the barrel is cylindrical structure setting.

As an optimized technical scheme of the utility model, fixed mounting has the ring in the pipeline between feed liquor pipe and the inlet.

As an optimal technical scheme of the utility model, air inlet and exhaust port all are provided with two.

The utility model discloses the beneficial effect who reaches is: this a be used for domestic waste to burn gas cleaning device simple structure, high durability and convenient use, spraying carousel and feed liquor pipe through setting up, the baffle cooperation, under the drive of motor, the spraying carousel is high-speed rotatory, make lime solution evenly arrange by intensive recess that is the structure of falling the triangle-shaped and flow to spraying carousel edge through high-speed spraying carousel, the steel sheet on the spraying carousel and the baffle at top are favorable to increasing the shearing force of fog drop and prevent to block up, form the less fog drop of particle diameter and flue gas reaction treatment more easily, guarantee the effect of msw incineration gas cleaning, compare traditional rotatory spraying apparatus, under the condition of guaranteeing certain fog drop particle diameter, can reduce motor rotational speed power, more do benefit to energy saving and consumption reduction.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the spray turntable of the present invention;

fig. 3 is a schematic diagram of a groove structure of the spray turntable of the present invention;

fig. 4 is a schematic view of the structure of the liquid inlet pipe of the present invention.

In the figure: 1. a purifying cylinder; 2. a motor; 3. a baffle plate; 4. a spray turntable; 5. a support; 6. a uniform gas distribution plate; 7. a discharge hole; 8. a rotating shaft; 9. a groove; 10. a sloping plate; 11. a steel plate; 12. a smoke outlet; 13. an air inlet; 14. a liquid inlet pipe; 15. a loop; 16. a liquid inlet; 17. and a lime solution storage tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): as shown in figures 1-4, the utility model relates to a flue gas purification device for domestic waste incineration, which comprises a purification cylinder 1, a spray turntable 4, an even gas distribution disc 6 and a lime solution storage tank 17, wherein the top of the purification cylinder 1 is fixedly provided with a motor 2, the output end of the motor 2 is in transmission connection with a rotating shaft 8 inside the purification cylinder 1 through a shaft coupling, one end of the rotating shaft 8 far away from the motor 2 is fixedly provided with a bracket 5, the bracket 5 is provided with the spray turntable 4, the cross section of the spray turntable 4 is arranged in a circular structure, the spray turntable 4 is composed of densely and evenly distributed grooves 9, two opposite sides inside the grooves 9 are fixedly provided with inclined plates 10, one side inside the grooves 9 far away from the rotating shaft 8 is provided with a steel plate 11, the outer side of the rotating shaft 8 is sleeved with a pipeline, one side of the bottom of the pipeline near the, fixed mounting has baffle 3 on the pipeline at 4 tops of spraying carousel, the top fixed mounting who purifies barrel 1 has lime solution storage tank 17, lime solution storage tank 17 passes through feed liquor pipe 14 and pipe connection, purify barrel 1 top and seted up exhaust port 12, the discharge hole 7 has been seted up to the bottom of purifying barrel 1, air inlet 13 has all been seted up on the purification barrel 1 of discharge hole 7 both sides, 1 internally mounted of purification barrel between air inlet 13 and the spraying carousel 4 has even air distribution dish 6.

The recess 9 is the setting of the structure of falling triangle-shaped, the transversal circular structure setting of personally submitting of baffle 3, the bottom of purifying barrel 1 is conical structure setting, the top of purifying barrel 1 is cylindrical structure setting, fixed mounting has ring 15 in the pipeline between feed liquor pipe 14 and the inlet 16 for the lime solution that enters into the pipeline by feed liquor pipe 14 evenly flows down to spraying carousel 4 through ring 15, air inlet 13 and exhaust port 12 all are provided with two.

Specifically, when the utility model is used, firstly, flue gas generated by waste incineration enters from an air inlet 13 at the bottom of the purification cylinder 1, enters into a flue gas treatment chamber in the purification cylinder 1 after passing through the uniform gas distribution disc 6, the lime solution in the lime solution storage tank 17 is conveyed to the pipeline by the liquid inlet pipe 14 and enters into the groove 9 of the spraying turntable 4 through the liquid inlet 16 of the pipeline, the motor 2 is electrified and started to drive the rotating shaft 8, the spraying turntable 4 and the bracket 5 on the rotating shaft 8 to rotate at high speed, the spraying turntable 4 rotates at high speed, so that the lime solution flows to the edge of the spraying turntable 4 from the grooves 9 which are densely and uniformly distributed and have an inverted triangle structure through the high-speed spraying turntable 4, the steel plate 11 on the spraying turntable 4 rotating at high speed and the baffle 3 arranged at the top thereof enable the solution in the grooves 9 to centrifugally rotate and diffuse to form spraying, the lime spraying is purified by contact reaction with, the granule precipitate that flue gas and lime solution formed is discharged through subsiding by discharge hole 7, steel sheet 11 on the spraying carousel 4 and baffle 3 at top are favorable to increasing the shearing force of droplet and prevent to block up, form the droplet that the particle diameter is littleer more easily and react with the flue gas and handle, increased the area of contact of flue gas and lime solution, guarantee the effect that the flue gas purification of waste incineration handled, compare traditional rotatory spraying apparatus, under the condition of guaranteeing certain droplet particle diameter, can reduce 2 rotational speed powers of motor, more do benefit to energy saving and consumption reduction.

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

Claims (5)

1. The utility model provides a be used for domestic waste to burn gas cleaning device, its characterized in that, including purifying barrel (1), spraying carousel (4), even gas distribution dish (6) and lime solution storage tank (17), the top fixed mounting who purifies barrel (1) has motor (2), the output of motor (2) passes through the shaft coupling and is connected with the pivot (8) transmission of purifying barrel (1) inside, the one end fixed mounting that motor (2) were kept away from in pivot (8) has support (5), install spraying carousel (4) on support (5), the transversal circular structure setting of personally submitting of spraying carousel (4), spraying carousel (4) comprise intensive recess (9) of evenly arranging, the equal fixed mounting in relative both sides has swash plate (10) in recess (9), one side of keeping away from pivot (8) in recess (9) is installed steel sheet (11), the outside cover of pivot (8) is equipped with the pipeline, and inlet (16) have been seted up to one side that the pipeline bottom is close to spraying carousel (4), fixed mounting has baffle (3) on the pipeline at spraying carousel (4) top, the top fixed mounting who purifies barrel (1) has lime solution storage tank (17), lime solution storage tank (17) are through feed liquor pipe (14) and pipe connection, exhaust port (12) have been seted up at purification barrel (1) top, discharge hole (7) have been seted up to the bottom that purifies barrel (1), air inlet (13) have all been seted up on purification barrel (1) of discharge hole (7) both sides, purification barrel (1) internally mounted between air inlet (13) and spraying carousel (4) has even gas distribution dish (6).

2. The flue gas purification device for domestic waste incineration of claim 1, wherein the groove (9) is arranged in an inverted triangle structure, and the cross section of the baffle (3) is arranged in a circular structure.

3. The flue gas purification device for domestic waste incineration of claim 1, wherein the bottom of the purification cylinder (1) is arranged in a conical structure, and the top of the purification cylinder (1) is arranged in a cylindrical structure.

4. The flue gas purification device for domestic waste incineration as claimed in claim 1, wherein a ring (15) is fixedly installed in the pipe between the liquid inlet pipe (14) and the liquid inlet (16).

5. A flue gas purification device for domestic waste incineration according to claim 1, wherein there are two air inlets (13) and two smoke outlets (12) provided.

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