CN210544045U

CN210544045U - Emission reduction device for metallurgical pollution

Info

Publication number: CN210544045U
Application number: CN201921561961.4U
Authority: CN
Inventors: 徐刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-05-19
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses an emission reduction device for metallurgical pollution belongs to the metallurgical field, advance pipe, heat transfer water tank, spray the case, wash case and filter tank including metallurgical waste gas, metallurgical waste gas advance pipe and heat exchange tube one end and connect, the crooked setting of heat exchange tube is in the heat exchange tube, the heat exchange tube other end is equipped with rotatory air fan, rotatory air fan sets up inside the spray box, is equipped with the spray pipe on the spray box, the spray pipe exit end is equipped with spouts the dish, the spray box top is through first gas-supply pipe and wash case intercommunication, the wash case passes through second gas-supply pipe and filter tank intercommunication, is equipped with the outlet duct on the filter tank. The utility model discloses a large amount of heat transfer that contains in the metallurgical waste gas is gone out to the convenience, avoids a large amount of heats directly to give off and discharges and arouse harm, avoids the waste of resource, and reasonable at utmost does benefit to the energy, conveniently detaches the harmful gas in the metallurgical waste gas, avoids polluted environment in its direct emission air, influences people's healthy, facilitates the use.

Description

Emission reduction device for metallurgical pollution

Technical Field

The utility model relates to a metallurgical field specifically is an emission reduction device for metallurgical pollution.

Background

A large amount of waste gas is often generated during metallurgy, and the pollution area is wide. The smoke dust particles in the waste gas are fine, the specific surface area is large, the adsorption force is strong, the smoke dust particles can easily become carriers of harmful gas, the harm to the human body is manifold, the main manifestation is that respiratory diseases, physiological dysfunction and mucosal tissues such as eyes and noses are stimulated to be diseased, after the harmful substances in the industrial waste gas enter the human body through the respiratory tract and the skin, the temporary and permanent pathological changes can be caused to systems and organs such as respiration, blood, liver and the like of people, particularly benzopyrene polycyclic aromatic hydrocarbons can directly cause carcinogenesis of the human body, the environment and the health of people are seriously harmed, meanwhile, the temperature of metallurgical waste gas is generally high, and the direct emission easily generates scald harm.

The existing emission reduction device for metallurgical waste gas easily wastes heat, cannot reasonably utilize resources and influences use.

SUMMERY OF THE UTILITY MODEL

To current problem, the utility model aims to provide an reduce discharging device for metallurgical pollution to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an emission reduction device for metallurgical pollution, advances pipe, heat exchange water tank, sprays case, washing case and filter tank including metallurgical waste gas, metallurgical waste gas advance the pipe and connect with heat exchange tube one end, the heat exchange tube bending sets up in the heat exchange tube, the heat exchange tube other end is equipped with rotatory air fan, rotatory air fan sets up inside spraying the incasement portion, is equipped with the spray pipe on the spray tank, the spray pipe exit end is equipped with the spray disk, the spray disk setting is on spraying incasement portion top, the last pump of installing of spray pipe, the spray tank top is through first gas-supply pipe and washing case intercommunication, the washing case is through second gas-supply pipe and filter tank intercommunication, be equipped with the outlet duct on the filter tank.

As a further aspect of the present invention: and a plurality of groups of heat dissipation copper plates are inserted and welded on the heat exchange tubes.

As a further aspect of the present invention: the lateral wall of one side of the heat exchange tube is connected with a water inlet tube, and the lateral wall of the other side of the heat exchange tube is provided with a water outlet tube.

As a further aspect of the present invention: the bottom end of the spraying box is obliquely provided with a guide plate, and the lowest end of the guide plate is communicated with the water spraying box through a water guide pipe.

As a further aspect of the present invention: and a plurality of groups of filtering membranes are arranged in the filtering tank.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a metallurgical waste gas advances during the pipe transmits the waste gas that metallurgical produced to the heat exchange tube, fill cold water through the inlet tube in the heat exchange water tank, under the effect of heat exchange tube, a large amount of heat transfer that contains in the metallurgical waste gas goes away, cold water in the heat exchange water tank of heating, in time the log raft with heating is discharged through the outlet pipe, the inlet tube in time supplyes cold water simultaneously, guarantee the thoroughness of heat exchange in the heat exchange tube, avoid a large amount of heats directly to give off and discharge and arouse harm, water to the heating can make full use of, avoid the waste of resource, reasonable maximum does benefit to the energy, and convenient to use. Through rotatory air fan reduction waste gas get into the speed that sprays the incasement, make things convenient for it to spray and remove dust, provide work efficiency and effect, facilitate the use. Water in the water spray tank is sprayed out from the spray disc through the pump and the water spray pipe, metallurgical waste gas is sprayed, smoke particles in the water spray tank are contaminated by water and fall under the gravity of the smoke particles, and the particles in the gas outlet waste gas are beneficial to facilitating the treatment of the waste gas. The mixed water of the smoke dust particles slides on the guide plate and is transmitted to the water spraying box through the water guide pipe, and the upper clear water after precipitation is sprayed out through the water spraying pipe, so that the water is convenient to recycle, resources are reasonably facilitated, the waste of the resources is avoided, and the use is convenient. The water washing tank is convenient for dissolving sulfur dioxide and the like in the flue gas, is convenient for removing harmful gases in metallurgical waste gas, avoids directly discharging the harmful gases to pollute the environment in the air, influences the health of people, reasonably and conveniently prepares the solution as follow-up acid liquor, reasonably contributes to resources, avoids the waste of the resources and is convenient to use. The macromolecule contained in the waste gas is further filtered through the filtering membrane, the safety of the exhaust gas is guaranteed, the environment pollution is avoided, the safety of the living environment of people is guaranteed, the influence on the health of people is avoided, and the use is convenient.

Drawings

Fig. 1 is a schematic structural diagram of an emission reduction device for metallurgical contamination.

FIG. 2 is a schematic structural diagram of a heat exchange tube in an emission reduction device for metallurgical contamination.

Fig. 3 is a schematic structural diagram of a spray disk in the emission reduction device for metallurgical pollution.

In the figure: 1. metallurgical waste gas advances pipe, 2, heat exchange tube, 3, heat transfer water tank, 4, inlet tube, 5, outlet pipe, 6, spray box, 7, baffle, 8, rotatory air fan, 9, aqueduct, 10, spray box, 11, spray pipe, 12, pump, 13, spout the dish, 14, first gas-supply pipe, 15, washing case, 16, second gas-supply pipe, 17, filter tank, 18, outlet duct, 19, filtration membrane, 20, heat dissipation copper.

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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected" and "connected" are to be interpreted broadly, for example, as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows: referring to fig. 1-3, an emission reduction device for metallurgical pollution comprises a metallurgical waste gas inlet pipe 1, a heat exchange water tank 3, a spraying tank 6, a washing tank 15 and a filtering tank 17, wherein the metallurgical waste gas inlet pipe 1 is connected with one end of the heat exchange pipe 2, the heat exchange pipe 2 is arranged in the heat exchange pipe 2 in a bending way, a water inlet pipe 4 is connected with the side wall of one side of the heat exchange pipe 2, a water outlet pipe 5 is arranged on the side wall of the other side of the heat exchange pipe 2, waste gas generated by metallurgy is transmitted into the heat exchange pipe 2 through the metallurgical waste gas inlet pipe 1, the heat exchange water tank 3 is filled with cold water through the water inlet pipe, a large amount of heat contained in the metallurgical waste gas is transmitted out under the action of the heat exchange pipe 2, the cold water in the heat exchange water tank 3 is heated, the heated water is discharged in time through the water outlet pipe, the heating water can be fully utilized, the waste of resources is avoided, the energy is reasonably and maximally benefited, and the use is convenient.

The other end of the heat exchange tube 2 is provided with a rotary air fan 8, the rotary air fan 8 is arranged inside the spray box 6, the speed of waste gas entering the spray box 6 is reduced through the rotary air fan 8, dust removal by spraying is facilitated, and work efficiency and effect are provided and use is facilitated.

6 bottom slopes of spray box are equipped with

baffle

7, 7 the least significant ends of baffle pass through aqueduct 9 and spray box 10 intercommunication, be equipped with spray pipe 11 on the

spray box

10, 11 exit ends of spray pipe are equipped with and spout dish 13, it sets up on 6 inside tops of spray box to spout dish 13, install pump 12 on the spray pipe 11, through pump 12 and spray pipe 11 with the water in spray box 10 from spouting dish 13 blowout, spray metallurgical waste gas, smoke and dust granule wherein is infected with water, fall down under self gravity, the granule in the waste gas of giving vent to anger, do benefit to the processing of making things convenient for waste gas. The mixed water of the smoke dust particles slides on the guide plate 7 and is transmitted to the water spraying box 10 through the water guide pipe 9, and the upper clear water is sprayed out through the water spraying pipe 11 after deposition, so that the water is convenient to recycle, resources are reasonably facilitated, the waste of the resources is avoided, and the use is convenient.

The top of water spray box 10 is through first gas-supply pipe 14 and washing case 15 intercommunication, and the specific solution that is equipped with in the washing case 15, the sulfur dioxide etc. in the convenient flue gas that will dissolve conveniently detach the harmful gas in the metallurgical waste gas, avoids polluted environment in its direct discharge air, influences people's healthy, and reasonable convenience is regarded as follow-up acidizing fluid preparation with its solution simultaneously, rationally does benefit to the resource, avoids the waste of resource, facilitates the use.

Washing case 15 is through second gas-supply pipe 16 and filter jar 17 intercommunication, is equipped with outlet duct 18 on filtering jar 17, is equipped with multiunit filtration membrane 19 in filtering jar 17, and the security of exhaust gas is guaranteed to the convenient macromolecule that contains in with waste gas further filtration treatment through filtration membrane 19, avoids its polluted environment, and the security of guarantor's living environment avoids its healthy that influences the people, facilitates the use.

Example two: on the basis of the first embodiment, a plurality of groups of heat dissipation copper plates 20 are inserted and welded on the heat exchange tube 2, the heat dissipation copper plates 20 give off heat in metallurgical waste gas in time, heat exchange between the heat dissipation copper plates and cold water is facilitated, heat is reasonably utilized, meanwhile, the heat dissipation copper plates 20 are beneficial to reducing ventilation speed, heat sufficient exchange is facilitated, and subsequent smoke dust treatment is facilitated.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An emission reduction device for metallurgical pollution comprises a metallurgical waste gas inlet pipe (1), a heat exchange water tank (3), a spray box (6), a water washing box (15) and a filter tank (17), and is characterized in that the metallurgical waste gas inlet pipe (1) is connected with one end of a heat exchange pipe (2), the heat exchange pipe (2) is arranged in the heat exchange pipe (2) in a bending way, the other end of the heat exchange pipe (2) is provided with a rotary air fan (8), the rotary air fan (8) is arranged inside the spray box (6), a water spray pipe (11) is arranged on the water spray box (10), a spray disc (13) is arranged at the outlet end of the water spray pipe (11), the spray disc (13) is arranged at the top end inside the spray box (6), a pump (12) is arranged on the water spray pipe (11), the top end of the water spray box (10) is communicated with the water washing box (15) through a first gas pipe (14), the water washing box (15) is communicated with the, an air outlet pipe (18) is arranged on the filter tank (17).

2. An apparatus for reducing emission of metallurgical pollution according to claim 1, wherein the heat exchange tubes (2) are insert welded with a plurality of groups of heat radiating copper plates (20).

3. An emission reduction device for metallurgical pollution according to claim 2, wherein the side wall of one side of the heat exchange tube (2) is connected with a water inlet pipe (4), and the side wall of the other side of the heat exchange tube (2) is provided with a water outlet pipe (5).

4. An emission reduction device for metallurgical pollution according to claim 3, wherein the bottom end of the spraying box (6) is obliquely provided with a guide plate (7), and the lowest end of the guide plate (7) is communicated with the water spraying box (10) through a water guide pipe (9).

5. An apparatus for reducing emissions of metallurgical pollution according to any one of claims 1 to 4, wherein a plurality of sets of filtration membranes (19) are provided in the filtration tank (17).