CN211677186U

CN211677186U - RCO waste gas treatment system

Info

Publication number: CN211677186U
Application number: CN202020141121.9U
Authority: CN
Inventors: 欧阳达志
Original assignee: Heshan Clivia Paint Co ltd
Current assignee: Heshan Clivia Paint Co ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-10-16
Anticipated expiration: 2030-01-21

Abstract

The utility model provides a RCO exhaust-gas treatment system, including equipment casing, air inlet, leakage fluid dram and gas vent, the equipment casing is the type of falling U structure, the air inlet with the leakage fluid dram sets up the bottom of equipment casing, the gas vent sets up the top of equipment casing, its characterized in that still includes that the catalyst introduces mouth and heating wire mounting port, the catalyst introduce the mouth with the heating wire mounting port all sets up the top of equipment casing, the heating wire mounting port is inserted and is equipped with a plurality of heating wires. The industrial waste gas is fully contacted and reacted with the high-temperature heating wire after being mixed with the catalyst, the industrial waste gas is not required to be combusted by means of fuel, secondary waste gas generated by combustion of impurities and the like can not be discharged while huge energy loss is avoided, and the environment can not be polluted.

Description

RCO waste gas treatment system

Technical Field

The utility model relates to an industrial waste gas treatment technical field, in particular to RCO exhaust-gas treatment system.

Background

RCO (regenerative Catalytic oxidation) is a generic name of a regenerative Catalytic combustion method, and is mainly used for treating VOCs industrial waste gas, wherein the VOCs waste gas contains formaldehyde, xylene, toluene, acetone, butanone, halogen compounds and the like, and a large amount of VOCs waste gas can be generated in the production and use processes in the industries of petrochemical industry, pharmacy, paint, coating, electronic manufacturing, surface corrosion prevention, shoe manufacturing, printing, transportation and the like.

In the prior art, the technologies for treating the waste gas of VOCs include: catalytic combustion, activated carbon adsorption, low temperature plasma, ultraviolet irradiation, and the like. Among the most commonly used methods for treating RCO waste gas are: and introducing a catalyst or an oxidant to reduce the activation energy of the reactants, so that the organic waste gas is subjected to anaerobic combustion at a lower ignition temperature, decomposed into CO2 and H2O and then introduced into the atmosphere. Because the reaction temperature of the VOCs waste gas is between 250 ℃ and 400 ℃, the treatment method needs to burn the industrial waste gas by fuel, and release a large amount of heat and a certain amount of secondary waste gas while consuming huge energy, thereby causing great pollution to the environment.

Therefore, the problem that the RCO waste gas treatment system with energy conservation and emission reduction is needed to be solved urgently in the industry is provided.

SUMMERY OF THE UTILITY MODEL

Need the great energy of loss for solving current RCO exhaust-gas treatment system, will produce a certain amount of secondary waste gas and cause the problem of pollution to the environment, the utility model provides an RCO exhaust-gas treatment system.

The utility model provides a RCO exhaust-gas treatment system, includes equipment casing, air inlet, leakage fluid dram and gas vent, the equipment casing is the type of falling U structure, the air inlet with the leakage fluid dram sets up the bottom of equipment casing, the gas vent sets up the top of equipment casing, its characterized in that still includes catalyst introduction port and heating wire installing port, the catalyst introduction port with the heating wire installing port all sets up the top of equipment casing, the heating wire installing port is inserted and is equipped with a plurality of heating wires.

Furthermore, the number of the heating wire installing openings is two, the heating wire installing openings are symmetrically arranged on two sides of the equipment shell, a plurality of heating wire installing holes are uniformly distributed in the heating wire installing openings, and the heating wire installing holes are used for inserting the heating wires.

Further, the catalyst introduction ports are provided with normally closed valve structures, and the number of the catalyst introduction ports is two, and the catalyst introduction ports are symmetrically arranged at the top of the equipment shell.

Furthermore, the device also comprises reinforcing ribs which are uniformly arranged on the outer surface of the device shell.

Furthermore, the explosion vent installation hole is formed in the bottom of the equipment shell, the number of the explosion vent installation holes is two, and the explosion vent installation holes are symmetrically formed in the bottom of the equipment shell.

Furthermore, the number of the air inlets and the number of the liquid discharge ports are two, and the air inlets and the liquid discharge ports are symmetrically arranged at the bottom of the equipment shell respectively.

The utility model provides a RCO exhaust-gas treatment system, including equipment casing and air inlet, leakage fluid dram and the gas vent of setting on equipment casing, the air inlet is used for letting in pending industrial waste gas, and the gas vent is used for discharging gases such as CO2, vapor that have reacted and finish, and the leakage fluid dram is used for discharging the H2O liquid that has reacted and finishes. The catalyst introducing port on the equipment shell is in a normally closed state, and only when the industrial waste gas to be treated is introduced, the catalyst introducing port is opened to introduce the reaction catalyst, so that the activation energy of reactants (industrial waste gas) is reduced, the organic waste gas is subjected to an oxygen-free reaction at a lower temperature, and is introduced into the atmosphere after being decomposed into CO2 and H2O. The heating wire installing port is equipped with evenly distributed's heating wire mounting hole, and the heating wire mounting hole is inserted and is equipped with a plurality of heating wires, and industrial waste gas need not with the help of fuel burning industrial waste gas with catalyst mixture back and the abundant contact reaction of heating wire of high temperature, can not discharge the secondary waste gas because of production such as burning impurity when avoiding the huge energy of loss, can not cause the pollution to the environment.

Drawings

FIG. 1 is a front view of an RCO exhaust treatment system of the present invention;

FIG. 2 is a side view of the RCO exhaust treatment system of the present invention;

FIG. 3 is a top view of the RCO exhaust treatment system of the present invention;

description of reference numerals: 1. an equipment housing; 2. an air inlet; 3. a catalyst introduction port; 4. an exhaust port; 5. an explosion vent mounting hole; 6. a liquid discharge port; 7. reinforcing ribs; 8. an electric heating wire mounting port; 801. heating wire mounting holes; 802. an electric heating wire.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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.

Referring to fig. 1, 2 and 3, according to the embodiment of the present invention, the RCO exhaust gas treatment system includes an equipment housing 1, an air inlet 2, a liquid outlet 6 and an air outlet 4, wherein the air inlet 2 and the liquid outlet 6 are disposed at the bottom of the equipment housing 1, and the air outlet 4 is disposed at the top of the equipment housing 1. When industrial waste gas is actually treated, the gas inlet 4 at the bottom is externally connected with industrial equipment, industrial waste gas to be treated is introduced into the equipment shell 1, and the newly introduced industrial waste gas rises to the catalyst introducing port 3 arranged at the top by utilizing the naturally rising physical characteristic of the newly introduced industrial waste gas due to high temperature. The catalyst inlet 3 is introduced with a reaction catalyst to mix with the industrial waste gas, and the reaction catalyst can reduce the activation energy of reactants (industrial waste gas) and enable the organic waste gas to generate an anaerobic reaction at a lower temperature. Then, the mixture of the industrial waste gas and the catalyst is introduced into a reaction area, the reaction area is the position where the plurality of electric heating wires 801 are inserted on the electric heating wire mounting port 8 arranged on the top of the equipment shell 1, the mixture of the industrial waste gas and the catalyst reacts after being fully contacted with the plurality of high-temperature electric heating wires 801, under the action of the reaction catalyst, an anaerobic reaction can still occur even at a lower temperature of the electric heating wires 801, the mixture is decomposed into CO2 and H2O, gases such as CO2 and water vapor are exhausted to the atmosphere through the exhaust port 4 arranged on the top of the equipment shell 1, and the liquid H2O flows downwards and is exhausted through the liquid exhaust port 6 arranged on the bottom.

The inner wall of the equipment shell 1 is insulated by two layers of aluminum silicate fiber boards with the thickness of 40mm, the aluminum silicate fiber boards are coated by a mixture of 20mm high-temperature cement, fine scraps and asbestos sludge, and the total thickness is 100 mm.

The catalyst inlet 3 is provided with a normally closed valve structure (not shown), and the equipment housing 1 is used as a pressure vessel for high-temperature reaction, and the sealing performance and the stability of the internal pressure are required to be ensured, so the normally closed valve structure is required to be arranged on the catalyst inlet 3, and the normally closed valve structure is opened when industrial waste gas is introduced into the equipment housing 1, so that the sealing performance and the stability of the internal pressure of the equipment housing 1 are ensured.

Alternatively, the heating wire mounting port 8 is provided with a plurality of uniformly distributed heating wire mounting holes 801, and a heating wire 802 with a high temperature is inserted into the inside of the device housing 1 through the heating wire mounting holes 802, so as to be in full contact with and react with the fully mixed industrial waste gas and the catalyst.

This RCO exhaust-gas treatment system still is equipped with strengthening rib 7, and the strengthening rib evenly sets up the surface at equipment casing 1, increases casing surface strength and rigidity, avoids equipment casing 1 to lead to the casing to warp because of the latter high pressure of high temperature reaction.

This RCO exhaust-gas treatment system still is equipped with explosion vent mounting hole 5, and through this explosion vent mounting hole 5, this RCO exhaust-gas treatment system alternative assembly explosion vent to can dismantle at any time. When the explosion vent is installed through the explosion vent mounting hole 5, the explosion vent can resist the accidental explosion of the device of the equipment shell 1, the life safety of personnel and the internal components of the equipment shell 1 are ensured to be intact, and the explosion vent is not damaged by explosion shock waves and effectively prevents the continuation of the explosion damage.

Equipment casing 1 is the symmetrical structure of the type of falling U, and two air inlets 2 of bottom can be followed to industrial waste gas and let in, and 4 discharges from the gas vent in the middle of the top after the abundant reaction, and the setting of U type symmetrical structure can let in waste gas in the divided casing, thereby guarantees to introduce as much as possible air inlet and fully takes place the reaction. The quantity of the air inlet 2, the liquid outlet 6, the catalyst introducing port 3, the explosion door mounting hole 5 and the electric heating wire mounting hole 8 is two, wherein the air inlet 2, the liquid outlet 6 and the explosion door mounting hole 5 are symmetrically arranged at the bottom of the U-shaped symmetrical structure, and the catalyst introducing port 3 is symmetrically arranged at the top of the U-shaped symmetrical structure. The air inlets 2 are symmetrically arranged at the bottom of the U-shaped structure, and are mainly beneficial to the introduction of industrial waste gas (high-temperature gas naturally rises by utilizing physical characteristics); the liquid discharge ports 6 are symmetrically arranged at the bottom of the U-shaped structure, and are mainly beneficial to discharging liquid water generated after the industrial waste gas reaction (the liquid water is naturally left and discharged); the explosion vent mounting holes 5 are symmetrically arranged at the bottom of the U-shaped structure and are mainly used for selectively mounting the explosion vent and resisting the accidental explosion of the device of the equipment shell 1; catalyst introducing ports 3 symmetrically arranged at the top of the U-shaped structure are mainly used for ensuring that the catalyst can be fully mixed with the industrial waste gas naturally rising from the bottom of the equipment shell 1 after reaction catalyst is introduced; the heating wire installing ports 8 are symmetrically arranged on two sides of the U-shaped structure, and the heating wire 802 with high temperature can be led in from the heating wire installing port 8 on any side and is conveniently taken out.

The utility model provides a RCO exhaust-gas treatment system, including equipment casing 1 and air inlet 2, leakage fluid dram 6 and the gas vent 4 of setting on equipment casing, air inlet 4 is used for letting in pending industrial waste gas, and gas such as CO2, vapor that gas vent 4 are used for discharging the reaction treatment that finishes, and leakage fluid dram 6 is used for discharging the H2O liquid that the reaction treatment finishes. The catalyst introducing port 3 of the device shell 1 is in a normally closed state, and only when the industrial waste gas to be treated is introduced, the catalyst introducing port 3 is opened to introduce the reaction catalyst, so that the activation energy of the reactant (industrial waste gas) is reduced, the organic waste gas is subjected to an oxygen-free reaction at a lower temperature, and the organic waste gas is introduced into the atmosphere after being decomposed into CO2 and H2O. The heating wire installing port 8 is provided with the heating wire installing holes 801 which are uniformly distributed, the heating wire installing holes 801 are inserted with the plurality of heating wires 802, industrial waste gas is fully in contact reaction with the high-temperature heating wire 802 after being mixed with a catalyst, the industrial waste gas is not required to be combusted by means of fuel to react, secondary waste gas generated by combustion of impurities and the like cannot be discharged while huge energy loss is avoided, and the environment cannot be polluted.

Of course, the above is a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and decorations can be made without departing from the basic principle of the present invention, and these modifications and decorations are also considered to be within the scope of the present invention.

Claims

1. The utility model provides a RCO exhaust-gas treatment system, includes equipment casing, air inlet, leakage fluid dram and gas vent, the equipment casing is the type of falling U structure, the air inlet with the leakage fluid dram sets up the bottom of equipment casing, the gas vent sets up the top of equipment casing, its characterized in that still includes catalyst introduction port and heating wire installing port, the catalyst introduction port with the heating wire installing port all sets up the top of equipment casing, the heating wire installing port is inserted and is equipped with a plurality of heating wires.

2. The RCO waste gas treatment system according to claim 1, wherein the heating wire mounting ports are two in number and symmetrically arranged at two sides of the device housing, and are provided with a plurality of uniformly distributed heating wire mounting holes for inserting the heating wires.

3. The RCO exhaust gas treatment system according to claim 2, wherein the catalyst introduction ports are provided with a normally closed valve structure, and the number of the catalyst introduction ports is two, and the catalyst introduction ports are symmetrically arranged at the top of the equipment housing.

4. The RCO exhaust treatment system according to claim 1, further comprising ribs disposed uniformly on an outer surface of the equipment housing.

5. The RCO exhaust treatment system according to claim 1, further comprising two vent mounting holes symmetrically disposed in a bottom portion of the equipment housing.

6. The RCO exhaust treatment system according to any one of claims 1 to 5, wherein the number of the inlet ports and the drain ports are two, and the inlet ports and the drain ports are symmetrically disposed at the bottom of the equipment housing, respectively.