CN211635645U

CN211635645U - Desulfurizing tower flue gas preprocessing device

Info

Publication number: CN211635645U
Application number: CN201922481321.9U
Authority: CN
Inventors: 孙双华
Original assignee: Huangshi Huachi Environmental Protection Technology Co ltd
Current assignee: Huangshi Huachi Environmental Protection Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-09
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a desulfurizing tower flue gas preprocessing device, including filtration purification mechanism and spray cooling mechanism, filtration purification mechanism includes barrel, intake pipe, collection dirt sack, cover, clamping jaw, air duct and blast pipe respectively, spray cooling mechanism includes box, spray pipe, atomizing nozzle, case lid, metal mesh plate, kuppe, breathing pipe and booster pump respectively, spray cooling mechanism installs waste heat recovery mechanism in the below. The utility model relates to a novelty, simple structure and excellent in use effect filter the edulcoration to the flue gas that comes from the boiler through filtration purification mechanism, and the collection is concentrated to impurity to the collection of collection dirt sack, and unified processing not only can spray the cooling to the flue gas of high temperature through spraying cooling mechanism, can also effectually dissolve its inside poison gas that contains, has fine clean function, and waste heat recovery mechanism is to the waste heat make full use of flue gas, and is more energy-conserving, has improved the effect of using.

Description

Desulfurizing tower flue gas preprocessing device

Technical Field

The utility model relates to a desulfurizing tower technical field especially relates to a desulfurizing tower flue gas preprocessing device.

Background

The desulfurization tower is tower equipment for performing desulfurization treatment on industrial waste gas. The desulfurizing tower was originally built with granite as the most widely used, which utilized the principles of water film desulfurization and dust removal, also known as a granite water film desulfurization dust remover, or a granite water film desulfurization dust remover. The advantages are easy maintenance, and can achieve the effects of dust removal and desulfurization (denitrification) by preparing different dust-removing agents. With the development of the glass fiber reinforced plastic technology, the desulfurization tower is gradually changed to be made of glass fiber reinforced plastic. Compared with a granite desulfurizing tower, the glass fiber reinforced plastic desulfurizing tower has the advantages of low cost, easy processing, no corrosion and light weight, thereby becoming the development trend of the desulfurizing tower in the future. In addition, 316L stainless steel has three advantages of corrosion resistance, high temperature resistance and wear resistance, and is one of important trends in the development of desulfurizing towers. Through years of improvement, various types of desulfurizing towers such as a Venturi type desulfurizing tower, a rotational flow plate type desulfurizing tower, a rotational flow column type desulfurizing tower, a floating ball type desulfurizing tower, a sieve plate type desulfurizing tower and a pneumatic emulsification type desulfurizing tower are developed, the equipment technology is mature day by day, and the desulfurizing towers have advantages and defects, and enterprises can select different types according to self requirements.

However, the existing flue gas pretreatment device for the desulfurizing tower has the following disadvantages: 1. the filtering effect on the smoke is poor, and the smoke contains a large amount of granular impurities; 2. the flue gas has certain heat, is not convenient for cool down the processing to it. Therefore, a flue gas pretreatment device of the desulfurization tower is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a flue gas pretreatment device of a desulfurizing tower, which aims to solve the problem that the prior flue gas pretreatment device of the desulfurizing tower in the background technology has poor filtering effect on flue gas, and the flue gas contains a large amount of granular impurities; the flue gas has certain heat, is not convenient for carry out the problem of cooling treatment to it.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of desulfurizing tower flue gas preprocessing device, including filtration purification mechanism and spray cooling mechanism, filtration purification mechanism includes barrel, intake pipe, collection dirt sack, cover, clamping jaw, air duct and blast pipe respectively, spray cooling mechanism includes box, spray pipe, atomizing nozzle, case lid, metal mesh plate, kuppe, breathing pipe and booster pump respectively, spray cooling mechanism installs waste heat recovery mechanism in the below.

Preferably, the barrel lateral wall is pegged graft and is had the intake pipe, the barrel inner wall can be dismantled through the clamping jaw and connect a collection dirt sack, the grafting end of intake pipe is pegged graft inside a collection dirt sack, the connection cover can be dismantled on the barrel top, the barrel lower surface is pegged graft and is had the air duct, the air duct lateral wall is close to the bottom position and is pegged graft and have the blast pipe.

Preferably, the box lateral wall switch-on connection breathing pipe, the inside bottom of box can be dismantled and connect the metal mesh board, and metal mesh board fixed surface connects the kuppe, the kuppe is located breathing pipe one side, the connection case lid can be dismantled on the box top, surface mounting has the spray pipe under the case lid, and spray pipe surface switch-on connection atomizing nozzle, the booster pump is installed to the box lateral wall, the water spray end and the spray pipe switch-on connection of booster pump.

Preferably, the waste heat recovery mechanism includes heat preservation cotton, inlet tube, annular water pipe and outlet pipe respectively, the inlet tube passes through annular water pipe and outlet pipe turn-on connection, the cotton cladding of heat preservation is outside at inlet tube, annular water pipe and outlet pipe.

Preferably, the position of the right side wall of the box body, which is close to the top end, is inserted with an air outlet pipe, and the air outlet pipe is detachably connected with the desiccant screen plate.

Preferably, the position of the right side wall of the box body, which is close to the bottom end, is spliced with a drain pipe, and the inside of the drain pipe is detachably connected with a filter screen.

The utility model has the advantages as follows:

1. the utility model discloses filtering purification mechanism includes barrel, intake pipe, collection dirt sack, cover, clamping jaw, air duct and blast pipe respectively, filters the edulcoration to the flue gas that comes from the boiler through filtering purification mechanism, and collection, unified processing are concentrated to impurity to the collection of collection dirt sack.

2. The utility model discloses spray cooling body and include box, spray pipe, atomizing nozzle, case lid, metal otter board, kuppe, breathing pipe and booster pump respectively, through spray cooling body not only can spray the cooling to the flue gas of high temperature, can also effectually dissolve its inside poison gas that contains, have fine clean function, waste heat recovery mechanism is to the waste heat make full use of flue gas, and is more energy-conserving, has improved the effect of using.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of a flue gas pretreatment device of a desulfurizing tower according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a filtering and purifying mechanism of a flue gas pretreatment device of a desulfurizing tower according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a spray cooling mechanism of a flue gas pretreatment device of a desulfurizing tower according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a waste heat recovery mechanism of a flue gas pretreatment device of a desulfurizing tower of the embodiment of the present invention.

In the figure: 1. a filtration and purification mechanism; 101. a barrel; 102. an air inlet pipe; 103. a dust collecting cloth bag; 104. a cylinder cover; 105. a clamping jaw; 106. an air duct; 107. an exhaust pipe; 2. a spray cooling mechanism; 201. a box body; 202. a water spray pipe; 203. an atomizing nozzle; 204. a box cover; 205. a metal mesh plate; 206. a pod; 207. an air intake duct; 208. a booster pump; 3. a waste heat recovery mechanism; 301. heat preservation cotton; 302. a water inlet pipe; 303. an annular water pipe; 304. a water outlet pipe; 4. a drain pipe; 401. a filter screen; 5. an air outlet pipe; 501. a desiccant screen.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A flue gas pretreatment device of a desulfurization tower according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the embodiment of the utility model provides a desulfurizing tower flue gas preprocessing device, including filtration purification mechanism 1 and spray cooling mechanism 2, filtration purification mechanism 1 includes barrel 101, intake pipe 102, collection dirt sack 103, cover 104, clamping jaw 105, air duct 106 and blast pipe 107 respectively, spray cooling mechanism 2 and include box 201, spray pipe 202, atomizing nozzle 203, case lid 204, metal mesh plate 205, kuppe 206, breathing pipe 207 and booster pump 208 respectively, waste heat recovery mechanism 3 is installed to spray cooling mechanism 2 below.

Referring to fig. 2, an air inlet pipe 102 is inserted into the side wall of the cylinder 101, the inner wall of the cylinder 101 is detachably connected with a dust collection cloth bag 103 through a clamping jaw 105, the insertion end of the air inlet pipe 102 is inserted into the dust collection cloth bag 103, the top end of the cylinder 101 is detachably connected with a cylinder cover 104, an air guide pipe 106 is inserted into the lower surface of the cylinder 101, an exhaust pipe 107 is inserted into the position, close to the bottom end, of the side wall of the air guide pipe 106, air from a boiler enters the dust collection cloth bag 103 through the air inlet pipe 102 to filter and remove impurities, impurities in smoke are reduced, and the filtered air.

Referring to fig. 3, the lateral wall of the box 201 is connected with the air suction pipe 207 in a conduction mode, the bottom end in the box 201 can be disassembled and connected with the metal mesh plate 205, the surface of the metal mesh plate 205 is fixedly connected with the air guide sleeve 206, the air guide sleeve 206 is located on one side of the air suction pipe 207, the top end of the box 201 can be disassembled and connected with the box cover 204, the lower surface of the box cover 204 is provided with the water spray pipe 202, the surface of the water spray pipe 202 is connected with the atomizing nozzle 203 in a conduction mode, the lateral wall of the box 201 is provided with the booster pump 208, the water spray end of the booster pump 208 is connected with the water spray pipe 202 in a conduction mode, gas from the air suction pipe 207 is divided through the air.

Referring to fig. 4, the waste heat recovery mechanism 3 includes thermal insulation cotton 301, a water inlet pipe 302, an annular water pipe 303 and a water outlet pipe 304 respectively, the water inlet pipe 302 is connected with the water outlet pipe 304 through the annular water pipe 303 in a conduction mode, the thermal insulation cotton 301 is coated outside the water inlet pipe 302, the annular water pipe 303 and the water outlet pipe 304, heat energy is fully utilized, and energy is saved more.

Referring to fig. 3, an air outlet pipe 5 is inserted into a position, close to the top end, of the right side wall of the box body 201, and the air outlet pipe 5 is detachably connected with a desiccant screen 501, so that the air passing through the air outlet pipe 5 can be conveniently dehumidified and dried, and the air outlet pipe 5 is externally connected to an air inlet of the tower body.

Referring to fig. 3, a drain pipe 4 is inserted into the right side wall of the box 201 near the bottom, and a filter screen 401 is detachably connected inside the drain pipe 4 to facilitate filtering and cleaning of water passing through the drain pipe 4.

The embodiment of the utility model provides a desulfurizing tower flue gas preprocessing device, filtering and purifying mechanism 1 includes barrel 101 respectively, intake pipe 102, collection dirt sack 103, cover 104, clamping jaw 105, air duct 106 and blast pipe 107, barrel 101 lateral wall pegs graft and has intake pipe 102, barrel 101 inner wall can dismantle through clamping jaw 105 and connect collection dirt sack 103, the grafting end of intake pipe 102 pegs graft inside collection dirt sack 103, barrel 101 top can dismantle and connect cover 104, barrel 101 lower surface pegs graft and has air duct 106, air duct 106 lateral wall is close to the bottom position pegs graft and has blast pipe 107, the gas that comes from the boiler enters collection dirt sack 103 through intake pipe 102 and filters the edulcoration, reduce the impurity in the flue gas, the gas after being filtered passes through air duct 106 and blast pipe 107 and gets into box 201; the spray cooling mechanism 2 comprises a box body 201, a water spray pipe 202, an atomizing nozzle 203, a box cover 204, a metal mesh plate 205, a flow guide cover 206, an air suction pipe 207 and a booster pump 208, wherein the side wall of the box body 201 is in conduction connection with the air suction pipe 207, the bottom end inside the box body 201 is detachably connected with the metal mesh plate 205, the surface of the metal mesh plate 205 is fixedly connected with the flow guide cover 206, the flow guide cover 206 is positioned on one side of the air suction pipe 207, the top end of the box body 201 is detachably connected with the box cover 204, the water spray pipe 202 is installed on the lower surface of the box cover 204, the surface of the water spray pipe 202 is in conduction connection with the atomizing nozzle 203, the side wall of the box body 201 is provided with the booster pump 208, the water spray end of the booster pump 208 is in conduction connection with the water; spray cooling mechanism 2 below and install waste heat recovery mechanism 3, waste heat recovery mechanism 3 includes heat preservation cotton 301, inlet tube 302, annular water pipe 303 and outlet pipe 304 respectively, and inlet tube 302 passes through annular water pipe 303 and outlet pipe 304 conducting connection, and the cotton 301 cladding of heat preservation is outside inlet tube 302, annular water pipe 303 and outlet pipe 304, make full use of heat energy, and is more energy-conserving.

It should be noted that, the utility model relates to a desulfurizing tower flue gas preprocessing device, by the needs of the technical staff in this field according to the use, select, install and accomplish the debugging operation of circuit, ensure that each can normally work with electrical apparatus, the part is the part that general standard component or the technical staff in this field know, its structure and principle all can all learn through the technical manual or learn through conventional experimental method for this technical staff, the applicant does not do specific restriction here.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a desulfurizing tower flue gas preprocessing device, its characterized in that, includes filtration purification mechanism (1) and sprays cooling body (2), filtration purification mechanism (1) includes barrel (101), intake pipe (102), collection dirt sack (103), cover (104), clamping jaw (105), air duct (106) and blast pipe (107) respectively, it includes box (201), spray pipe (202), atomizing nozzle (203), case lid (204), metal mesh board (205), kuppe (206), breathing pipe (207) and booster pump (208) respectively to spray cooling body (2), waste heat recovery mechanism (3) are installed to spray cooling body (2) below.

2. The pretreatment device for the flue gas of the desulfurization tower according to claim 1, wherein an air inlet pipe (102) is inserted into the side wall of the cylinder body (101), the inner wall of the cylinder body (101) is detachably connected with a dust collection cloth bag (103) through a clamping jaw (105), the insertion end of the air inlet pipe (102) is inserted into the dust collection cloth bag (103), the top end of the cylinder body (101) is detachably connected with a cylinder cover (104), the lower surface of the cylinder body (101) is inserted with an air guide pipe (106), and an exhaust pipe (107) is inserted into the position, close to the bottom end, of the side wall of the air guide pipe (.

3. The pretreatment device for the flue gas of the desulfurization tower of claim 1, wherein the side wall of the box body (201) is in conduction connection with the gas suction pipe (207), the bottom end of the inside of the box body (201) is detachably connected with the metal mesh plate (205), the surface of the metal mesh plate (205) is fixedly connected with the air guide sleeve (206), the air guide sleeve (206) is positioned on one side of the gas suction pipe (207), the top end of the box body (201) is detachably connected with the box cover (204), the lower surface of the box cover (204) is provided with the water spray pipe (202), the surface of the water spray pipe (202) is in conduction connection with the atomizing nozzle (203), the side wall of the box body (201) is provided with the booster pump (208), and the water spray end of the.

4. The pretreatment device for the flue gas of the desulfurization tower according to claim 1, wherein the waste heat recovery mechanism (3) comprises heat insulation cotton (301), a water inlet pipe (302), an annular water pipe (303) and a water outlet pipe (304), the water inlet pipe (302) is in conduction connection with the water outlet pipe (304) through the annular water pipe (303), and the heat insulation cotton (301) is coated outside the water inlet pipe (302), the annular water pipe (303) and the water outlet pipe (304).

5. The pretreatment device for the flue gas of the desulfurization tower according to claim 1, wherein an air outlet pipe (5) is inserted into the right side wall of the box body (201) near the top end, and a desiccant screen plate (501) is detachably connected inside the air outlet pipe (5).

6. The pretreatment device for the flue gas of the desulfurization tower according to claim 1, wherein a drain pipe (4) is inserted into the right side wall of the box body (201) near the bottom, and a filter screen (401) is detachably connected inside the drain pipe (4).