CN212227757U

CN212227757U - Waste heat utilization device of reaction furnace

Info

Publication number: CN212227757U
Application number: CN202020397190.6U
Authority: CN
Inventors: 邹敏
Original assignee: Sichuan Xingchuangtai Information Technology Co Ltd
Current assignee: Karamay Wanhua Petroleum Engineering Co.,Ltd.
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-12-25
Anticipated expiration: 2030-03-25

Abstract

The utility model relates to the technical field of reaction furnaces, and discloses a reaction furnace waste heat utilization device, which comprises a heat exchange box and a reaction furnace, wherein the reaction furnace is positioned on the left side of the heat exchange box, the inner cavity of the heat exchange box is provided with a heat exchange tube, the left end of the heat exchange tube penetrates to the left side of the heat exchange box, the heat exchange box is communicated with the gas outlet of the reaction furnace, the surface of the heat exchange tube is sleeved with a sealing ring, and the top of the left side of the heat exchange box is communicated with a water inlet tube; the utility model has the advantages of can improve heat exchange efficiency, make full use of heat energy, and can detach dust in the gas, it is comparatively single to have solved the waste heat utilization equipment function of using at present, and heat energy can not obtain make full use of to still can contain the dust in the exhaust superheated gas, the problem of pollution has been caused to the air, thereby waste heat in can the make full use of reacting furnace has reduced thermal scattering and disappearing, has purified exhaust high temperature tail gas, and then reaches energy-concerving and environment-protective purpose.

Description

Waste heat utilization device of reaction furnace

Technical Field

The utility model relates to a reaction furnace technical field specifically is a reaction furnace waste heat utilization equipment.

Background

The coal gas reaction furnace mainly refers to reaction equipment for manufacturing artificial coal gas, and comprises a biological coal gas reaction furnace and a fossil energy coal gas reaction furnace. The blast furnace for producing blast furnace gas in steel mills is also one of the gas reaction furnaces, and the biological gas reaction furnace mainly uses solid biological fuel as main gasification fuel. A large amount of superheated gas can be generated and discharged in the production process of the reaction furnace, and if the superheated gas is directly treated, the greater heat energy waste can be caused, so that the requirements of energy conservation and environmental protection are not met.

The currently used waste heat utilization device has single function, heat energy cannot be fully utilized, dust can be contained in the exhausted superheated gas, air is polluted, a large amount of heat energy resources are wasted, and human health can be harmed. Therefore, the waste heat utilization device which can improve the heat exchange efficiency, fully utilize heat energy and remove dust in gas is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reaction furnace waste heat utilization equipment possesses and can improve heat exchange efficiency, make full use of heat energy, and can detach the advantage of dust in the gas, has solved the waste heat utilization equipment function of using at present comparatively single, and heat energy can not obtain make full use of to still can contain the dust among the exhaust superheated gas, lead to the fact the problem of pollution to the air.

In order to achieve the above object, the utility model provides a following technical scheme: a waste heat utilization device of a reaction furnace comprises a heat exchange box and the reaction furnace, wherein the reaction furnace is positioned at the left side of the heat exchange box, the inner cavity of the heat exchange box is provided with a heat exchange tube, the left end of the heat exchange tube penetrates to the left side of the heat exchange box, the heat exchange box is communicated with the air outlet of the reaction furnace, the surface of the heat exchange tube is sleeved with a sealing ring, the top of the left side of the heat exchange box is communicated with a water inlet tube, the bottom of the right side of the heat exchange box is communicated with a water outlet pipe, the surfaces of the water inlet pipe and the water outlet pipe are both provided with control valves, the right side of the heat exchange box is provided with a dust removal box, the right end of the heat exchange tube penetrates to the right side of the heat exchange box, the heat exchange tube is communicated with the dust removal box, the right side of the top of the dust removal box is bolted with a water suction pump, a water spray tube is arranged at the water outlet of the water suction pump, the top of dust removal case inner chamber has bolted connection the spray thrower, a plurality of atomizer are installed to the bottom of spray thrower.

Preferably, the right side intercommunication of dust removal case has the blast pipe, the inner chamber of dust removal case is provided with the water catch bowl, the through-hole has been seted up to the center department of water catch bowl.

Preferably, the bottom bolt of dust removal case inner chamber has the filter screen, the inner wall of dust removal case is provided with the activated carbon layer, the activated carbon layer is located around the filter screen top.

Preferably, the back intercommunication of dust removal case has the pipe, the bottom of pipe is located the below of filter screen, and the top of pipe and the water inlet intercommunication of suction pump.

Preferably, a temperature sensor is embedded in the right side of the heat exchange box and is positioned at the top of the water outlet pipe.

Preferably, the number of the sealing rings is two, and the sealing rings are positioned at the communication position of the heat exchange tube and the heat exchange box.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model has the advantages of can improve heat exchange efficiency, make full use of heat energy, and can detach dust in the gas, it is comparatively single to have solved the waste heat utilization equipment function of using at present, and heat energy can not obtain make full use of to still can contain the dust in the exhaust superheated gas, the problem of pollution has been caused to the air, thereby waste heat in can the make full use of reacting furnace has reduced thermal scattering and disappearing, has purified exhaust high temperature tail gas, and then reaches energy-concerving and environment-protective purpose.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a left side sectional view of the dust box structure of the present invention;

fig. 4 is a perspective view of the present invention.

In the figure: 1. a heat exchange box; 2. a reaction furnace; 3. a heat exchange pipe; 4. a seal ring; 5. a water inlet pipe; 6. a water outlet pipe; 7. a control valve; 8. a dust removal box; 9. a water pump; 10. a water spray pipe; 11. a sprayer; 12. an atomizing spray head; 13. an exhaust pipe; 14. a water collection tank; 15. a filter screen; 16. an activated carbon layer; 17. a conduit; 18. a temperature sensor.

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.

Referring to fig. 1-4, a waste heat utilization device for a reaction furnace comprises a heat exchange box 1 and a reaction furnace 2, wherein the reaction furnace 2 is positioned at the left side of the heat exchange box 1, a heat exchange tube 3 is arranged in the inner cavity of the heat exchange box 1, the left end of the heat exchange tube 3 penetrates to the left side of the heat exchange box 1, the heat exchange box 1 is communicated with the air outlet of the reaction furnace 2, a sealing ring 4 is sleeved on the surface of the heat exchange tube 3, a water inlet tube 5 is communicated with the top of the left side of the heat exchange box 1, a water outlet tube 6 is communicated with the bottom of the right side of the heat exchange box 1, a control valve 7 is arranged on the surfaces of the water inlet tube 5 and the water outlet tube 6, a dust removal box 8 is arranged on the right side of the heat exchange box 1, the right end of the heat exchange tube 3 penetrates to the right side of the heat exchange box 1, the heat exchange tube 3, a plurality of atomizer 12 are installed to the bottom of spray thrower 11, the device has can improve heat exchange efficiency, make full use of heat energy, and can detach the advantage of dust in the gas, it is comparatively single to have solved the waste heat utilization equipment function that uses at present, heat energy can not obtain make full use of, and still can contain the dust in the exhaust superheated gas, the problem of pollution has been caused to the air, thereby can make full use of waste heat in the reacting furnace 2, thermal scattering and disappearing has been reduced, exhaust high temperature tail gas has been purified, and then reach energy-concerving and environment-protective purpose.

Referring to fig. 1 and 3, an exhaust pipe 13 is connected to the right side of the dust removing box 8, a water collecting tank 14 is disposed in the inner cavity of the dust removing box 8, a through hole is disposed at the center of the water collecting tank 14, and the purified air can be discharged to the atmosphere by disposing the exhaust pipe 13 and the water collecting tank 14.

Referring to fig. 1, 3 and 4, a filter screen 15 is bolted to the bottom of the inner cavity of the dust removing box 8, an activated carbon layer 16 is arranged on the inner wall of the dust removing box 8, the activated carbon layer 16 is located around the top of the filter screen 15, and by arranging the filter screen 15 and the activated carbon layer 16, impurities in the sewage can be removed, and the atomizing nozzle 12 is prevented from being blocked by the circulating water.

Referring to fig. 3, the back of the dust removing box 8 is communicated with a conduit 17, the bottom end of the conduit 17 is located below the filter screen 15, the top end of the conduit 17 is communicated with the water inlet of the water pump 9, and the conduit 17 is arranged to facilitate the pumping of purified water, so as to achieve the purpose of recycling.

Referring to fig. 1, a temperature sensor 18 is embedded in the right side of the heat exchange box 1, the temperature sensor 18 is located at the top of the water outlet pipe 6, and the temperature of the water in the heat exchange box 1 can be monitored by the temperature sensor 18.

Referring to fig. 1, the number of the sealing rings 4 is two, and the sealing rings 4 are located at the communication position between the heat exchange tube 3 and the heat exchange box 1, so that the water inside the heat exchange box 1 can be prevented from overflowing from the gap.

The working principle is as follows: during the use, at first open the inside that the control valve 7 on inlet tube 5 surface lets in cold water heat transfer case 1, high-temperature gas in the reacting furnace 2 gets into the inside of heat exchange tube 3 through the gas outlet afterwards, and then high-temperature gas in the heat exchange tube 3 can heat the inside cold water of heat exchange case 1, thereby accomplish waste heat utilization, then gas gets into the inside of dust removal case 8 along heat exchange tube 3, suction pump 9 takes out the clean water in dust removal case 8 bottom through pipe 17, then rivers get into the inside of shower 11 through spray pipe 10, rivers spray through atomizer 12 afterwards, thereby adsorb impurity such as the dust in the gas and fall into the bottom of dust removal case 8, the air through purifying is discharged to the external world through blast pipe 13 afterwards.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 reaction furnace waste heat utilization equipment, includes heat transfer case (1) and reaction furnace (2), its characterized in that: the reaction furnace (2) is positioned on the left side of the heat exchange box (1), the inner cavity of the heat exchange box (1) is provided with a heat exchange tube (3), the left end of the heat exchange tube (3) runs through the left side of the heat exchange box (1), the heat exchange box (1) is communicated with the gas outlet of the reaction furnace (2), a sealing ring (4) is sleeved on the surface of the heat exchange tube (3), the left top of the heat exchange box (1) is communicated with a water inlet tube (5), the bottom of the right side of the heat exchange box (1) is communicated with a water outlet tube (6), a control valve (7) is installed on the surfaces of the water inlet tube (5) and the water outlet tube (6), the right side of the heat exchange box (1) is provided with a dust removal box (8), the right end of the heat exchange tube (3) runs through the right side of the heat exchange box (1), the heat exchange tube (3) is communicated with the dust removal, spray pipe (10) are installed to the delivery port of suction pump (9), spray thrower (11) have been bolted at the top of dust removal case (8) inner chamber, a plurality of atomizer (12) are installed to the bottom of spray thrower (11).

2. The waste heat utilization device of the reaction furnace according to claim 1, characterized in that: the right side intercommunication of dust removal case (8) has blast pipe (13), the inner chamber of dust removal case (8) is provided with water catch bowl (14), the through-hole has been seted up in the center department of water catch bowl (14).

3. The waste heat utilization device of the reaction furnace according to claim 1, characterized in that: the bottom bolt of dust removal case (8) inner chamber has filter screen (15), the inner wall of dust removal case (8) is provided with activated carbon layer (16), activated carbon layer (16) are located filter screen (15) top all around.

4. The waste heat utilization device of the reaction furnace as claimed in claim 3, wherein: the back intercommunication of dust removal case (8) has pipe (17), the bottom of pipe (17) is located the below of filter screen (15), and the top of pipe (17) and the water inlet intercommunication of suction pump (9).

5. The waste heat utilization device of the reaction furnace according to claim 1, characterized in that: a temperature sensor (18) is embedded in the right side of the heat exchange box (1), and the temperature sensor (18) is located at the top of the water outlet pipe (6).

6. The waste heat utilization device of the reaction furnace according to claim 1, characterized in that: the number of the sealing rings (4) is two, and the sealing rings (4) are positioned at the communication position of the heat exchange tube (3) and the heat exchange box (1).