CN213178380U

CN213178380U - Novel catalytic furnace for waste gas treatment

Info

Publication number: CN213178380U
Application number: CN202021964167.7U
Authority: CN
Inventors: 黄占军; 韩彪; 张雷
Original assignee: Hebei Keheng Environmental Protection Equipment Co ltd
Current assignee: Hebei Keheng Environmental Protection Equipment Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-05-11
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a novel waste gas treatment catalytic furnace, which comprises a catalytic combustion chamber and a base, wherein the catalytic combustion chamber is arranged on the outer wall of the upper end of the base, the heat exchanger is connected inside the outer wall of the left end of the catalytic combustion chamber, when the novel waste gas treatment catalytic furnace is used for working, because the novel waste gas treatment catalytic furnace uses noble metal plated on a honeycomb ceramic carrier as a catalyst, the purification efficiency is higher, the service life of the catalyst is longer, the air flow is smooth, the resistance is small, and protective measures such as a fire-retardant dust remover, a pressure relief port, an over-temperature alarm device and the like are arranged, the safety performance of waste gas treatment equipment is greatly improved, the novel waste gas treatment catalytic furnace has advanced design principle, small floor area and light weight, and the catalyst bed adopts a drawer type structure, so that the catalyst is convenient to load, the catalyst bed is easy to replace and has high use value.

Description

Novel catalytic furnace for waste gas treatment

Technical Field

The utility model belongs to the technical field of the abandonment is administered and is correlated with, concretely relates to novel catalytic cracking furnace is administered to waste gas.

Background

The waste gas treatment usually adopts methods such as absorption, burning, etc., various hydrocarbon-containing compounds such as hydrocarbon, alcohol, ketone, aldehyde, ester, amine, etc. discharged from industries such as petrochemical industry, paint production, gravure printing, bonding, etc. are recycled or the technology of innocent treatment is carried out, the treatment mainly has two aspects, firstly, a pollution-free process is adopted, toxic raw materials are used less, and the discharge amount of toxic waste gas is controlled; secondly, the organic waste gas generated in various industrial processes is purified. The purification treatment method of organic waste gas mainly includes adsorption method, condensation method, catalytic combustion method, direct combustion method, concentration combustion method and absorption method, in which the catalytic furnace is a common device for treating waste gas.

The prior catalytic furnace technology has the following problems: the existing catalytic furnace has certain defects in the application of actual waste gas treatment work, the design principle of the existing catalytic furnace is laggard, the performance stability is poor, the operation is troublesome and inconvenient, the safety performance is low, and the purification work of organic gases such as petrochemical industry, paint production, gravure printing and the like is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel catalytic furnace is administered to waste gas to solve the current catalytic furnace design principle that proposes in the above-mentioned background art comparatively backward, the stability of performance is relatively poor, and it is comparatively troublesome inconvenient to operate, and the security performance is lower, is unfavorable for the problem to organic gas's such as petrochemical, coating production, intaglio printing purification work.

In order to achieve the above object, the utility model provides a following technical scheme: a novel catalytic furnace for treating waste gas comprises a catalytic combustion chamber and a base, wherein the catalytic combustion chamber is arranged on the outer wall of the upper end of the base, the inner part of the outer wall of the left end of the catalytic combustion chamber is connected with a heat exchanger, the inner part of the outer wall of the left end of the heat exchanger is connected with a chimney, an exhaust fan is arranged at the position close to the middle of the chimney, a suction fan is arranged at the upper end of the heat exchanger close to the left side, the right side of the suction fan is provided with an adsorption filter, the right side of the adsorption filter is provided with a waste gas inlet, the outer wall of the front end of the catalytic combustion chamber is provided with an overtemperature alarm device, one side of the overtemperature alarm device is provided with a pressure relief opening, a delivery pipe is arranged at the upper end of the heat exchanger close to the right side, a fire-retardant dust remover is arranged in the middle of the delivery pipe, the inside of catalytic combustion chamber is provided with the combustor, the inside catalyst bed that is provided with in the left catalytic combustion chamber of combustor.

Preferably, the left port and the right port of the conveying pipe are respectively connected to the inner part of the outer wall of the upper end of the heat exchanger and the inner part of the outer wall of the upper end of the catalytic combustion chamber, and the heat exchanger is communicated with the catalytic combustion chamber through the conveying pipe.

Preferably, the catalyst bed is made in a drawer type structure.

Preferably, the suction fan and the adsorption filter are arranged on the same air inlet pipeline, and the suction fan, the adsorption filter and the heat exchanger are communicated through the air inlet pipeline.

Preferably, the catalytic combustion chamber and the base are fixedly connected through a nut.

Compared with the prior catalytic furnace technology, the utility model provides a novel waste gas treatment catalytic furnace possesses following beneficial effect:

the utility model relates to a novel waste gas treatment catalytic furnace which is improved and innovated on the basis of the existing catalytic furnace, so that the catalytic furnace has good practical performance in the application of the actual waste gas treatment work, and the novel waste gas treatment catalytic furnace mainly comprises an overtemperature alarm device, a catalytic combustion chamber, a heat exchanger, an exhaust fan, a chimney, an adsorption filter, a fire-retardant dust remover, a conveying pipe, a pressure relief opening, a burner, a catalyst bed and other structures, the utility model utilizes noble metal to plate on a honeycomb ceramic carrier as a catalyst, has high purification efficiency, long service life of the catalyst, smooth airflow and small resistance, is provided with protective measures such as a fire-retardant dust remover, a pressure relief opening and an overtemperature alarm device, and the like, greatly improves the safety performance of waste gas treatment equipment, and the novel waste gas catalytic furnace has advanced design principle, the catalyst bed has the advantages of small occupied area, light weight, drawer type structure, convenient filling, easy replacement and high use value.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

FIG. 1 is a schematic plan view of a novel catalytic furnace for waste gas treatment according to the present invention;

FIG. 2 is a schematic structural view of the internal working principle of the novel exhaust gas treatment catalytic furnace provided by the present invention;

fig. 3 is a schematic view of the structure of the flow direction of the air flow inside the heat exchanger according to the present invention;

in the figure: 1. an overtemperature alarm device; 2. a catalytic combustor; 3. a heat exchanger; 4. a base; 5. an exhaust fan; 6. a chimney; 7. a suction fan; 8. an adsorption filter; 9. an exhaust gas inlet; 10. a fire retardant dust remover; 11. a delivery pipe; 12. a pressure relief port; 13. a burner; 14. a catalyst bed.

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. 1-3, the present invention provides a technical solution: a novel catalytic furnace for waste gas treatment comprises a catalytic combustion chamber 2 and a base 4, wherein the catalytic combustion chamber 2 is arranged on the outer wall of the upper end of the base 4, the catalytic combustion chamber 2 is fixedly connected with the base 4 through a nut, so that the stable and firm connection between the catalytic combustion chamber 2 and the base 4 is ensured, the structural stability between the catalytic combustion chamber 2 and the base 4 is greatly improved, a heat exchanger 3 is connected inside the outer wall of the left end of the catalytic combustion chamber 2, a chimney 6 is connected inside the outer wall of the left end of the heat exchanger 3, an exhaust fan 5 is arranged at the middle position of the chimney 6, a suction fan 7 is arranged at the upper end of the left side of the heat exchanger 3, the suction fan 7 and an adsorption filter 8 are arranged on the same air inlet pipeline, the suction fan 7 and the adsorption filter 8 are communicated with the heat exchanger 3 through the air inlet pipeline, organic waste gas is conveyed in the air inlet pipeline after being filtered and, the right side of suction fan 7 is provided with adsorption filter 8, and adsorption filter 8's right side is provided with waste gas import 9, is provided with overtemperature alarm device 1 on the front end outer wall of catalytic combustion chamber 2.

A novel waste gas treatment catalytic furnace, one side of the overtemperature alarm device 1 is provided with a pressure relief opening 12, a heat exchanger 3 is provided with a conveying pipe 11 near the upper end of the right side, the left and right ports of the conveying pipe 11 are respectively connected with the inner part of the upper end outer wall of the heat exchanger 3 and the inner part of the upper end outer wall of a catalytic combustion chamber 2, the heat exchanger 3 is communicated with the catalytic combustion chamber 2 through the conveying pipe 11, the gas treated by the heat exchanger 3 can be conveyed to the catalytic combustion chamber 2 for combustion treatment under the action of the conveying pipe 11, a fire and dust arrester 10 is arranged at the middle position of the conveying pipe 11, a burner 13 is arranged inside the catalytic combustion chamber 2 at the left side of the burner 13, the catalyst bed 14 is made of a drawer type structure, the effect of the catalyst bed 14 made of the drawer type structure is realized, the filling, has high use value.

The utility model discloses a theory of operation and use flow: after the utility model is installed, when the novel waste gas treatment catalytic furnace is used for working, organic waste gas firstly enters the heat exchanger 3 from the waste gas inlet 9 through the action of the suction fan 7, is preheated by the heat exchanger 3 and then is sent into the catalytic combustion chamber 2, is heated by the heating device (if the concentration of the waste gas reaches a certain amount, the electric heating stops heating), so that the gas reaches the optimal temperature of combustion reaction, the organic gas is decomposed into carbon dioxide and water through the action of the catalyst, the clean high-temperature gas after combustion enters the heat exchanger 3 to exchange heat with the desorbed high-concentration gas, thus saving energy, meeting the national emission standard, using the catalyst as an intermediate, making the organic gas become harmless water and carbon dioxide gas at a lower temperature, and, the novel waste gas treatment catalytic furnace uses noble metal plated on a honeycomb ceramic carrier as the catalyst, the purification efficiency is high, catalyst long service life, and the air current is unobstructed, and the resistance is little to be provided with protection measures such as back-fire relief dust remover 10, pressure release 12 and overtemperature alarm device 1, improved the security performance of waste gas treatment equipment greatly.

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 novel catalytic furnace is administered to waste gas, includes catalytic combustion room (2) and base (4), its characterized in that: the catalytic combustion chamber (2) is installed on the outer wall of the upper end of the base (4), the heat exchanger (3) is connected to the inner portion of the outer wall of the left end of the catalytic combustion chamber (2), the chimney (6) is connected to the inner portion of the outer wall of the left end of the heat exchanger (3), the exhaust fan (5) is arranged at the position, close to the middle, of the chimney (6), the suction fan (7) is arranged at the upper end, close to the left side, of the heat exchanger (3), the adsorption filter (8) is arranged on the right side, the waste gas inlet (9) is arranged on the right side of the adsorption filter (8), the over-temperature alarm device (1) is arranged on the outer wall of the front end of the catalytic combustion chamber (2), the pressure relief opening (12) is arranged on one side of the over-temperature alarm device (1), the conveying pipe (11) is arranged at the upper end, the middle position, the catalytic combustor (2) is internally provided with a combustor (13), and the catalytic combustor (2) on the left side of the combustor (13) is internally provided with a catalyst bed (14).

2. The novel catalytic furnace for waste gas treatment according to claim 1, wherein: the left port and the right port of the conveying pipe (11) are respectively connected to the inner portion of the outer wall of the upper end of the heat exchanger (3) and the inner portion of the outer wall of the upper end of the catalytic combustion chamber (2), and the heat exchanger (3) and the catalytic combustion chamber (2) are communicated through the conveying pipe (11).

3. The novel catalytic furnace for waste gas treatment according to claim 1, wherein: the catalyst bed (14) is made of drawer type structure.

4. The novel catalytic furnace for waste gas treatment according to claim 1, wherein: the suction fan (7) and the adsorption filter (8) are arranged on the same air inlet pipeline, and the suction fan (7), the adsorption filter (8) and the heat exchanger (3) are communicated through the air inlet pipeline.

5. The novel catalytic furnace for waste gas treatment according to claim 1, wherein: the catalytic combustion chamber (2) and the base (4) are fixedly connected through nuts.