CN211837039U

CN211837039U - Dust collector for boiler

Info

Publication number: CN211837039U
Application number: CN202020234446.1U
Authority: CN
Inventors: 魏于波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-11-03
Anticipated expiration: 2030-03-02

Abstract

The utility model discloses a dust collector for boiler belongs to boiler technical field, including the cylinder, the link is installed through the bolt to cylinder inner wall lower extreme, and the link bottom installs the motor through the bolt, there is the commentaries on classics frame motor upper end through pivot fixed mounting, there is first air exhauster cylinder separating cylinder top outer wall one side through the pipe connection, and first air exhauster exit end installs the recovery tube through the bolt. The utility model discloses in through the motor, change frame, mounting cooperation work, carry out centrifugal filtration with the boiler flue gas, the great particulate matter of volume is collected by collection sediment pipe, is sent to the boiler and carries out the postcombustion, make full use of and resources are saved, and the smoke and dust carries out the dust fall through the filter screen of jar internal portion, annular spraying pipe and handles, and the raceway outer wall is pegged graft and is had the dosing pipe, adds the aquatic with SOx/NOx control's medicine, carries out purification treatment once more to the mist, improves the efficiency of environmental protection.

Description

Dust collector for boiler

Technical Field

The utility model relates to a boiler technical field especially relates to a dust collector for boiler.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy; the boiler for supplying hot water is called a hot water boiler, is mainly used for life and has a small amount of application in industrial production; the boiler for generating steam is called as a steam boiler, often called as a boiler for short, and is widely used for thermal power stations, ships, locomotives and industrial and mining enterprises.

As is well known, energy conservation, emission reduction, low-carbon economy and environmental protection are the first major problems which are not slow in the world nowadays, and are related to the development of human survival and economy, the development of industries such as light industry, textile industry, chemical industry and the like is rapid in recent years, the dust collector for the boiler is an energy-using household, a large amount of waste residues, waste gases, waste water and waste heat are discharged to the surrounding environment while a large amount of energy is consumed, the discharge substances seriously pollute the living environment, but the gas discharged by the existing boiler contains a large amount of particles which are not completely utilized, and therefore the dust collector for the boiler is required to fully purify and utilize the gas.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a dust removal device for a boiler.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dust removing device for a boiler comprises a separating cylinder, wherein the lower end of the inner wall of the separating cylinder is provided with a connecting frame through a bolt, a motor is arranged at the bottom end of the connecting frame through a bolt, a rotating frame is fixedly arranged at the upper end of the motor through a rotating shaft, a first exhaust fan is connected with one side of the outer wall of the top end of the separating cylinder through a pipeline, and the outlet end of the first exhaust fan is provided with a recovery pipe through a bolt, the outlet end of the recovery pipe is connected with a tank body through a bolt, and the middle lower end of the inner wall of the tank body is provided with a filter screen with the aperture being reduced in sequence through bolts, the top end of the inner wall of the tank body is provided with a steel wire mesh through bolts, an outlet pipe is inserted at the top end of the tank body through a bolt, a second exhaust fan is arranged at one side of the outer wall of the top end of the tank body through a bolt, and the second exhaust fan is connected with the outlet pipe through a pipeline, the upper end of the outer wall of the tank body is spliced with a water delivery pipe through a bolt, and the outlet end of the water delivery pipe is provided with an annular spraying pipe through a bolt.

Preferably, the fixing piece is installed at the lower end of the inner wall of the separating cylinder through a bolt, and the fixing piece is connected with the rotating frame in a sliding mode.

Preferably, the upper end of the outer wall of the separating cylinder is inserted with a boiler air outlet pipe, and the bottom end of the separating cylinder is provided with a slag collecting pipe through a bolt.

Preferably, the circumference outer wall of the recovery pipe is fixedly wound with a super heat conducting net through a bolt, the heat exchange sleeve is sleeved outside the super heat conducting net through a bolt, the top end of the heat exchange sleeve is provided with a water inlet pipe through a bolt, and the bottom end of the heat exchange sleeve is provided with a water outlet pipe through a bolt.

Preferably, the bottom end of the tank body is connected with a water filter tank through a pipeline, and the water filter tank is fixedly connected with the water delivery pipe through bolts.

Preferably, the conveying pump is installed in the water conveying pipe through a bolt, and the dosing pipe is inserted in the outer wall of the water conveying pipe through a bolt.

Preferably, the annular spraying pipe is replaced by a cross-shaped pipe, and the bottom end of the cross-shaped pipe is in threaded connection with a plurality of equidistant atomizing nozzles.

The utility model has the advantages that:

1. the utility model provides a pair of dust collector for boiler, through the motor, change the frame, mounting cooperation work, carry out centrifugal filtration with the boiler flue gas, the great particulate matter of volume is collected by a sediment pipe, is sent to the boiler and carries out the postcombustion, make full use of and resources are saved, and the smoke and dust carries out the dust fall through the filter screen of jar internal portion, annular spraying pipe and handles, and the raceway outer wall is pegged graft and is had the dosing pipe, add aquatic with SOx/NOx control's medicine, carry out purification treatment once more to the mist, improve the efficiency of environmental protection.

2. The utility model provides a pair of dust collector for boiler has super heat conduction net through the fixed winding of recovery tube circumference outer wall, and super heat conduction net conducts heat, and heat exchange sleeve pipe replacement heat, and advances down on the heat exchange sleeve pipe, improves heat exchange efficiency, filters the mixture that subsides through the drainage box, to water resource reuse, installs the wire net through jar internal wall top, is convenient for vapor condensation, and the whole convulsions of first air exhauster and second air exhauster among the dust removal process.

3. The utility model provides a pair of dust collector for boiler has a plurality of equidistant atomizer through cross pipe bottom spiro union, and the spraying area of cross type pipe is more extensive than annular spraying pipe, and sprays more evenly.

Drawings

Fig. 1 is a schematic structural view of a dust removing device for a boiler according to the present invention;

FIG. 2 is a schematic side view of a connecting frame of a dust removing device for a boiler according to the present invention;

fig. 3 is a schematic structural view of a heat exchange sleeve of a dust collector for a boiler provided by the present invention;

fig. 4 is a schematic structural diagram of a cross-shaped tube of a dust removal device for a boiler provided in embodiment 2 of the present invention.

In the figure: the device comprises a boiler air outlet pipe 1, a separation cylinder 2, a rotating frame 3, a first exhaust fan 4, a steel wire mesh 5, an outlet pipe 6, a second exhaust fan 7, an annular spray pipe 8, a water delivery pipe 9, a chemical feeding pipe 10, a water filtering tank 11, a filter screen 12, a recovery pipe 13, a heat exchange sleeve 14, a fixing piece 15, a motor 16, a connecting frame 17, a super heat conduction net 18, a cross-shaped pipe 19, an atomizing nozzle 20 and a tank body 21.

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.

Example 1

Referring to fig. 1-3, a dust removing device for a boiler comprises a separating cylinder 2, a connecting frame 17 is installed at the lower end of the inner wall of the separating cylinder 2 through a bolt, a motor 16 is installed at the bottom end of the connecting frame 17 through a bolt, a rotating frame 3 is fixedly installed at the upper end of the motor 16 through a rotating shaft, a first exhaust fan 4 is connected to one side of the outer wall of the top end of the separating cylinder 2 through a pipeline, a recovery pipe 13 is installed at the outlet end of the first exhaust fan 4 through a bolt, a tank body 21 is connected to the outlet end of the recovery pipe 13 through a bolt, a filter screen 12 with successively reduced aperture is installed at the middle and lower end of the inner wall of the tank body 21 through a bolt, a steel wire mesh 5 is installed at the top end of the inner wall of the tank body 21 through a bolt, an outlet pipe 6 is inserted into one, the outlet end of the water delivery pipe 9 is provided with an annular spraying pipe 8 through a bolt.

In the utility model, the fixing piece 15 is arranged at the lower end of the inner wall of the separating cylinder 2 through the bolt, the fixing piece 15 is connected with the rotating frame 3 in a sliding way, and the fixing piece 15 provides support for the rotating frame 3 to avoid the rotating frame 3 from shifting under the rapid rotation;

the upper end of the outer wall of the separation cylinder 2 is inserted with a boiler air outlet pipe 1, the bottom end of the separation cylinder 2 is provided with a slag collecting pipe through a bolt, and the slag collecting pipe collects combustible particulate matters for secondary combustion, so that resources are fully utilized and saved;

the outer wall of the circumference of the recovery pipe 13 is fixedly wound with a super heat conducting net 18 through bolts, the outer side of the super heat conducting net 18 is sleeved with a heat exchange sleeve 14 through bolts, the top end of the heat exchange sleeve 14 is provided with a water inlet pipe through bolts, the bottom end of the heat exchange sleeve 14 is provided with a water outlet pipe through bolts, heat is transferred through the super heat conducting net 18, the heat exchange sleeve 14 replaces heat, the heat exchange sleeve 14 goes in and out, and the heat exchange efficiency is improved;

the bottom end of the tank body 21 is connected with a water filter tank 11 through a pipeline, the water filter tank 11 is fixedly connected with a water delivery pipe 9 through bolts, and the water filter tank 11 filters settled mixtures and recycles water resources;

the delivery pump is installed through the bolt in 9 insides of raceway, and 9 outer walls of raceway are pegged graft through the bolt and are had dosing pipe 10, add the aquatic with SOx/NOx control's medicine, carry out purification treatment once more to the mist, improve the efficiency of environmental protection.

The working principle is as follows: through the cooperation of the motor 16, the rotating frame 3 and the fixing part 15, the boiler flue gas is centrifugally filtered, particles with large volume are collected by the slag collecting pipe and sent to the boiler for secondary combustion, resources are fully utilized and saved, dust is reduced through the filter screen 12 and the annular spraying pipe 8 in the tank body 21, the outer wall of the water conveying pipe 9 is spliced with the chemical adding pipe 10, the desulfurized and denitrated chemicals are added into the water, the mixed gas is purified again, and the environmental protection efficiency is improved; there is super heat conduction net 18 through the fixed winding of 13 circumference outer walls of recovery tube, super heat conduction net 18 conducts heat, and heat exchange sleeve 14 replacement heat, and heat exchange sleeve 14 goes up into down to go out, improves heat exchange efficiency, filters the mixture that subsides through water strainer 11, to water resource reuse, installs wire net 5 through jar body 21 inner wall top, the steam of being convenient for condenses, and the whole convulsions of first air exhauster 4 of dust removal in-process and second air exhauster 7.

Example 2

Referring to fig. 4, in the dust removing device for the boiler, further, the annular spraying pipe 8 is replaced by a cross-shaped pipe 19, and a plurality of equidistant atomizing nozzles 20 are screwed at the bottom end of the cross-shaped pipe 19.

The working principle is as follows: the bottom end of the cross-shaped pipe 19 is in threaded connection with a plurality of equidistant atomizing nozzles 20, the spraying area of the cross-shaped pipe 19 is wider than that of the annular spraying pipe 8, and the spraying is more uniform.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The dust removal device for the boiler comprises a separation barrel (2) and is characterized in that a connecting frame (17) is installed at the lower end of the inner wall of the separation barrel (2) through a bolt, a motor (16) is installed at the bottom end of the connecting frame (17) through a bolt, a rotating frame (3) is fixedly installed at the upper end of the motor (16) through a rotating shaft, a first exhaust fan (4) is connected to one side of the outer wall of the top end of the separation barrel (2) through a pipeline, a recovery pipe (13) is installed at the outlet end of the first exhaust fan (4) through a bolt, a tank body (21) is connected to the outlet end of the recovery pipe (13) through a bolt, a filter screen (12) with sequentially reduced aperture is installed at the middle lower end of the inner wall of the tank body (21) through a bolt, a steel wire mesh (5), the utility model discloses a portable spraying device, including jar body (21), second air exhauster (7) is installed through the bolt to jar body (21) top outer wall one side, and second air exhauster (7) and outlet pipe (6) pass through the pipe connection, jar body (21) outer wall upper end is pegged graft through the bolt and is had raceway (9), and raceway (9) exit end installs annular spraying pipe (8) through the bolt.

2. The dust removing device for the boiler according to claim 1, wherein a fixing member (15) is installed at the lower end of the inner wall of the separation cylinder (2) through a bolt, and the fixing member (15) is slidably connected with the rotating frame (3).

3. The dust removing device for the boiler according to claim 1, wherein the boiler outlet pipe (1) is inserted at the upper end of the outer wall of the separation cylinder (2), and the slag collecting pipe is installed at the bottom end of the separation cylinder (2) through a bolt.

4. The dust removing device for the boiler according to claim 3, wherein the circumferential outer wall of the recovery pipe (13) is fixedly wound with a superconductive heat net (18) through bolts, the outer side of the superconductive heat net (18) is sleeved with a heat exchange sleeve (14) through bolts, the top end of the heat exchange sleeve (14) is provided with a water inlet pipe through bolts, and the bottom end of the heat exchange sleeve (14) is provided with a water outlet pipe through bolts.

5. The dust removing device for the boiler according to claim 4, wherein the bottom end of the tank body (21) is connected with a water filtering tank (11) through a pipeline, and the water filtering tank (11) is fixedly connected with the water pipe (9) through a bolt.

6. The dust removing device for the boiler according to claim 5, wherein a delivery pump is installed inside the water delivery pipe (9) through a bolt, and a chemical feeding pipe (10) is inserted into the outer wall of the water delivery pipe (9) through a bolt.

7. The dust removing device for the boiler according to the claim 1, characterized in that the annular spraying pipe (8) is replaced by a cross-shaped pipe (19), and the bottom end of the cross-shaped pipe (19) is screwed with a plurality of equidistant atomizing nozzles (20).