CN110864321A

CN110864321A - Spray quench tower

Info

Publication number: CN110864321A
Application number: CN201911269896.2A
Authority: CN
Inventors: 王爱武; 李璐; 曹坤
Original assignee: QINGYUAN JINGWANG ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd; Qingyuan High-Tech Jingwang New Energy Research Institute Co Ltd
Current assignee: QINGYUAN JINGWANG ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd; Qingyuan High-Tech Jingwang New Energy Research Institute Co Ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-03-06

Abstract

The invention discloses a spray quench tower, which comprises a tower body, a waste heat power generation mechanism and a mounting seat, wherein the outer wall of the tower body is provided with the waste heat power generation mechanism, and the lower end surface of the tower body is fixedly connected with the mounting seat; the outer wall of the two-fluid nozzle is provided with a valve, and the guide pipe and the two-fluid nozzles are both arranged in the inner cavity of the tower body and close to the air outlet, so that the alkali solution is atomized into fine droplets by the two-fluid nozzle. This spray quench tower is through installing waste heat power generation mechanism on the outer wall at the tower body, and the exhaust-heat boiler is connected to the one end of heat-collecting plate, exhaust-heat boiler's output passes through the wire and connects the mount pad, make quench tower can utilize exhaust-heat boiler to become the electric energy with unnecessary heat conversion in the tower, and carry the electric energy through the wire and carry out normal work for the control box, both practiced thrift the resource, the waste heat utilization of quench tower has been improved again, compare with traditional spray quench tower, environmental protection more, also be rich in the competitiveness more.

Description

Spray quench tower

Technical Field

The invention relates to the technical field of quench towers, in particular to a spray quench tower.

Background

The quenching tower is an indispensable component of a hazardous waste incineration system, and has the main functions of quickly cooling and dedusting high-temperature flue gas, then discharging the flue gas, and effectively preventing generation of harmful substances such as dioxin; however, most of the existing quenching towers can not realize good cooling and dust removal, and equipment is seriously corroded, so that the emission of polluted gas is caused, the environment is seriously polluted, and the health of people is influenced.

The existing spray quench tower is simple in most design structures, low in intelligent level, short of a waste heat power generation mechanism, incapable of monitoring and controlling the temperature in the tower timely, poor in filtering effect, low in spray efficiency and poor in heat insulation and corrosion resistance of the inner wall of the tower body.

Aiming at the problems and challenges, a spray quenching tower is provided, and has the advantages of higher intelligent level, good waste heat power generation effect, timely monitoring and controlling of the temperature in the tower, better filtering effect, higher spraying efficiency, better heat preservation, heat insulation and corrosion resistance of the inner wall of the tower body and the like.

Disclosure of Invention

The invention aims to provide a spray quenching tower which has the advantages of higher intelligent level, good waste heat power generation effect, capability of timely monitoring and controlling the temperature in the tower, better filtering effect, higher spraying efficiency, better heat preservation, heat insulation and corrosion resistance of the inner wall of the tower body and the like, thereby solving the problems that most of the traditional spray quenching towers are slightly simple in design structure, lower in intelligent level, lack of a waste heat power generation mechanism, incapable of timely monitoring and controlling the temperature in the tower, poorer in filtering effect, lower in spraying efficiency and poorer in heat preservation, heat insulation and corrosion resistance of the inner wall of the tower body.

In order to achieve the purpose, the invention provides the following technical scheme: a spray quench tower comprises a tower body, a waste heat power generation mechanism and a mounting seat, wherein the waste heat power generation mechanism is mounted on the outer wall of the tower body, the lower end face of the tower body is fixedly connected with the mounting seat, the tower body comprises an air inlet pipe, a tower body and spray atomization equipment, the air inlet pipe is communicated with the inner cavity of the tower body, a filter assembly, refrigeration equipment and an air inlet structure are sequentially arranged in the inner cavity of the tower body, an air outlet is mounted at the upper end of the tower body, and the waste heat power generation mechanism is arranged on the outer wall of the tower;

the waste heat power generation mechanism comprises a heat collection plate, a mounting block, a waste heat boiler and a wire, one end of the heat collection plate is fixedly mounted in the inner cavity of the tower body through the mounting block, the other end of the heat collection plate is connected with the waste heat boiler, and the output end of the waste heat boiler is connected with the mounting seat through the wire;

the mounting base comprises a control box and a bottom plate, the control box is welded on the upper end face of the bottom plate, and a driving motor is arranged in an inner cavity of the control box.

Further, controller and temperature alarm are installed to the preceding terminal surface of control box, are provided with temperature sensor on the inner wall of body of the tower, and temperature sensor electric connection temperature alarm.

Furthermore, the spraying and atomizing equipment consists of an alkali liquor storage box, a high-pressure pump, a liquid conveying pipe, a conduit and a plurality of double-fluid nozzles, wherein valves are arranged on the outer walls of the double-fluid nozzles, and the conduit and the double-fluid nozzles are arranged in the inner cavity of the tower body and are close to the gas outlet.

Furthermore, the filter component comprises a primary filter screen and a secondary filter screen, and an activated carbon adsorption layer is attached to the surface of the primary filter screen.

Furthermore, the air inlet structure comprises an air inlet pipe, an air guide groove and a fan, and the air guide groove and the fan are both arranged at the bottom of the inner cavity of the tower body.

Furthermore, a protective layer is arranged on the inner wall of the tower body, the protective layer is composed of a heat-insulating layer and a corrosion-resistant layer, and the heat-insulating layer is made of a polyurethane material.

Compared with the prior art, the invention has the following beneficial effects:

1. this spray quench tower, install waste heat power generation mechanism on the outer wall of tower body, and the exhaust-heat boiler is connected to the one end of heat-collecting plate, exhaust-heat boiler's output passes through the wire and connects the mount pad, make quench tower can utilize exhaust-heat boiler to become the electric energy with unnecessary heat conversion in the tower, and carry the electric energy through the wire and carry out normal work for the control box, both practiced thrift the resource, the waste heat utilization of quench tower has been improved again, compare with traditional spray quench tower, environmental protection more, also be rich in the competitiveness more.

2. This spray quench tower installs controller and temperature alarm at the preceding terminal surface of control box, be provided with temperature sensor on the inner wall of body of the tower, and temperature sensor electric connection temperature alarm for outside operating personnel can know the temperature condition in the tower in time, and can take place the abrupt drop or when the abrupt rise in the temperature in the tower, in time report to the police, remind operating personnel, avoid influencing the work efficiency of quench tower because the abnormal change of temperature and lead to the quench tower to appear damaging to some extent even.

3. This spray quench tower is provided with the valve on the outer wall of two fluid nozzle, pipe and a plurality of two fluid nozzle all install in the inner chamber of body of the tower and be close to the position of gas outlet for aqueous alkali is atomized into tiny fog drop by two fluid nozzle, atomized aqueous alkali fog drop receives ascending hot flue gas effect, form the high density region of an alkaline fog drop suspension near two fluid nozzle, acid material in the flue gas takes place neutralization reaction when passing this region, and reduce to about two hundred degrees rapidly in one second through adjusting the alkaline solution volume to the temperature, thereby suppressed the regeneration of dioxin effectively.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal plan structure of the present invention;

FIG. 3 is a schematic view of a conduit and dual fluid nozzle mounting configuration of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of the present invention;

fig. 5 is a schematic cross-sectional structure of the inner wall of the tower according to the present invention.

In the figure: 1. a tower body; 11. an air inlet pipe; 12. a tower body; 121. a filter assembly; 1211. a first-stage filter screen; 12111. an activated carbon adsorption layer; 1212. a secondary filter screen; 122. a refrigeration device; 123. an air inlet structure; 1231. an air inlet pipe; 1232. a wind guide groove; 1233. a fan; 124. an air outlet; 125. a temperature sensor; 126. a protective layer; 1261. a heat insulation layer; 1262. a corrosion-resistant layer; 13. spraying atomization equipment; 131. an alkali liquor storage box; 132. a high pressure pump; 133. a transfusion tube; 134. a conduit; 135. a two-fluid nozzle; 1351. a valve; 2. a waste heat power generation mechanism; 21. a heat collecting plate; 22. mounting blocks; 23. a waste heat boiler; 24. a wire; 3. a mounting seat; 31. a control box; 311. a drive motor; 312. a controller; 313. a temperature alarm; 32. a base plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a spray quench tower comprises a tower body 1, a waste heat power generation mechanism 2 and a mounting base 3, wherein the waste heat power generation mechanism 2 is mounted on the outer wall of the tower body 1, the mounting base 3 is fixedly connected to the lower end face of the tower body 1, the tower body 1 comprises an air inlet pipe 11, a tower body 12 and spray atomization equipment 13, the air inlet pipe 11 is communicated with the inner cavity of the tower body 12, a filter assembly 121, refrigeration equipment 122 and an air inlet structure 123 are sequentially arranged in the inner cavity of the tower body 12, an air outlet 124 is mounted at the upper end of the tower body 12, and the waste heat power generation mechanism 2 is arranged on the outer wall of the; the waste heat power generation mechanism 2 comprises a heat collection plate 21, a mounting block 22, a waste heat boiler 23 and a conducting wire 24, wherein one end of the heat collection plate 21 is fixedly mounted in the inner cavity of the tower body 12 through the mounting block 22, the other end of the heat collection plate 21 is connected with the waste heat boiler 23, and the output end of the waste heat boiler 23 is connected with the mounting base 3 through the conducting wire 24; the mounting seat 3 comprises a control box 31 and a bottom plate 32, the control box 31 is welded on the upper end surface of the bottom plate 32, and a driving motor 311 is arranged in the inner cavity of the control box 31; the front end face of the control box 31 is provided with a controller 312 and a temperature alarm 313, the inner wall of the tower body 12 is provided with a temperature sensor 125, and the temperature sensor 125 is electrically connected with the temperature alarm 313; the spraying and atomizing equipment 13 consists of a lye storage tank 131, a high-pressure pump 132, a liquid conveying pipe 133, a conduit 134 and a plurality of two-fluid nozzles 135, wherein the outer wall of the two-fluid nozzle 135 is provided with a valve 1351, and the conduit 134 and the two-fluid nozzles 135 are both arranged in the inner cavity of the tower body 12 and are close to the air outlet 124; the filter assembly 121 is composed of a primary filter screen 1211 and a secondary filter screen 1212, and an activated carbon adsorption layer 12111 is attached to the surface of the primary filter screen 1211; the air inlet structure 123 is composed of an air inlet pipe 1231, an air guide groove 1232 and a fan 1233, and the air guide groove 1232 and the fan 1233 are both installed at the bottom of the inner cavity of the tower body 12.

Referring to fig. 5, in a spray quenching tower, a protective layer 126 is disposed on an inner wall of a tower body 12, the protective layer 126 is composed of a heat insulating layer 1261 and a corrosion resistant layer 1262, and the heat insulating layer 1261 is made of a polyurethane material.

In summary, the following steps: in the spray quenching tower, an air inlet pipe 11 is communicated with an inner cavity of a tower body 12, a filtering component 121, a refrigerating device 122 and an air inlet structure 123 are sequentially arranged in the inner cavity of the tower body 12, an air outlet 124 is arranged at the upper end of the tower body 12, and a waste heat power generation mechanism 2 is arranged on the outer wall of the tower body 12; one end of the heat collecting plate 21 is fixedly installed in the inner cavity of the tower body 12 through the installation block 22, the other end of the heat collecting plate 21 is connected with the waste heat boiler 23, and the output end of the waste heat boiler 23 is connected with the installation base 3 through the lead 24, so that the quench tower can convert redundant heat in the quench tower into electric energy by using the waste heat boiler 23, and the electric energy is transmitted to the control box 31 through the lead 24 for normal work, thereby saving resources and improving the waste heat utilization rate of the quench tower; the control box 31 is welded on the upper end face of the bottom plate 32, and a driving motor 311 is arranged in the inner cavity of the control box 31; the controller 312 and the temperature alarm 313 are installed on the front end face of the control box 31, the temperature sensor 125 is arranged on the inner wall of the tower body 12, and the temperature sensor 125 is electrically connected with the temperature alarm 313, so that an external operator can know the temperature condition in the tower in time and can give an alarm in time when the temperature in the tower suddenly drops or rises, the operator is reminded, and the working efficiency of the quenching tower is prevented from being influenced even the quenching tower is prevented from being damaged to some extent due to abnormal temperature change; a valve 1351 is arranged on the outer wall of the two-fluid nozzle 135, the conduit 134 and the two-fluid nozzles 135 are all arranged in the inner cavity of the tower body 12 and close to the air outlet 124, so that the alkali solution is atomized into fine droplets by the two-fluid nozzle 135, the atomized alkali solution droplets are acted by upward hot flue gas, a high-density area in which the alkali droplets are suspended is formed near the two-fluid nozzle 135, acid substances in the flue gas are subjected to neutralization reaction when passing through the area, and the temperature is controlled to be rapidly reduced to about two hundred degrees within one second by adjusting the amount of the alkali solution, so that the regeneration of dioxin is effectively inhibited.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a spray quench tower, includes tower body (1), waste heat power generation mechanism (2) and mount pad (3), installs waste heat power generation mechanism (2) on the outer wall of tower body (1), and lower terminal surface fixed connection mount pad (3) of tower body (1), its characterized in that: the tower body (1) comprises an air inlet pipe (11), a tower body (12) and spraying atomization equipment (13), the air inlet pipe (11) is communicated with an inner cavity of the tower body (12), a filtering assembly (121), refrigeration equipment (122) and an air inlet structure (123) are sequentially arranged in the inner cavity of the tower body (12), an air outlet (124) is arranged at the upper end of the tower body (12), and a waste heat power generation mechanism (2) is arranged on the outer wall of the tower body (12);

the waste heat power generation mechanism (2) comprises a heat collection plate (21), a mounting block (22), a waste heat boiler (23) and a conducting wire (24), one end of the heat collection plate (21) is fixedly mounted in the inner cavity of the tower body (12) through the mounting block (22), the other end of the heat collection plate (21) is connected with the waste heat boiler (23), and the output end of the waste heat boiler (23) is connected with the mounting seat (3) through the conducting wire (24);

the mounting seat (3) comprises a control box (31) and a bottom plate (32), the control box (31) is welded on the upper end face of the bottom plate (32), and a driving motor (311) is arranged in an inner cavity of the control box (31).

2. The spray quench tower of claim 1, wherein: controller (312) and temperature alarm (313) are installed to the preceding terminal surface of control box (31), are provided with temperature sensor (125) on the inner wall of body of the tower (12), and temperature sensor (125) electric connection temperature alarm (313).

3. The spray quench tower of claim 1, wherein: the spraying and atomizing equipment (13) consists of a lye storage tank (131), a high-pressure pump (132), a liquid conveying pipe (133), a conduit (134) and a plurality of two-fluid nozzles (135), wherein the outer wall of each two-fluid nozzle (135) is provided with a valve (1351), and the conduit (134) and the two-fluid nozzles (135) are both arranged in the inner cavity of the tower body (12) and are close to the air outlet (124).

4. The spray quench tower of claim 1, wherein: the filter assembly (121) consists of a primary filter screen (1211) and a secondary filter screen (1212), and an activated carbon adsorption layer (12111) is attached to the surface of the primary filter screen (1211).

5. The spray quench tower of claim 1, wherein: the air inlet structure (123) is composed of an air inlet pipe (1231), an air guide groove (1232) and a fan (1233), and the air guide groove (1232) and the fan (1233) are both installed at the bottom of the inner cavity of the tower body (12).

6. The spray quench tower of claim 1, wherein: the inner wall of the tower body (12) is provided with a protective layer (126), the protective layer (126) is composed of a heat insulation layer (1261) and a corrosion-resistant layer (1262), and the heat insulation layer (1261) is made of a polyurethane material.