CN210485766U

CN210485766U - RCO catalytic bed

Info

Publication number: CN210485766U
Application number: CN201920743786.4U
Authority: CN
Inventors: 叶再如
Original assignee: Taizhou Doctor Net Environmental Protection Equipment Co ltd
Current assignee: Taizhou Doctor Net Environmental Protection Equipment Co ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-05-08
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses a RCO catalytic bed, which comprises a reaction box, wherein a first interlayer and a second interlayer are sequentially arranged in the reaction box from top to bottom, so that a reaction bin, an air inlet bin and an air outlet bin are sequentially formed in the reaction box from top to bottom; a square tube loop is connected between the first interlayer and the second interlayer and is formed by a plurality of hollow square tubes in an array mode, and hollow inner cavities of the hollow square tubes are communicated with the reaction bin and the gas outlet bin; a plurality of groups of heating reaction devices which are arranged oppositely up and down are arranged in the reaction bin, each heating reaction device comprises a heating layer and a catalyst bed layer arranged on the lower side of the heating layer, and the outer sides of the upper ends of the plurality of groups of heating reaction devices and the square pipe loop are provided with enclosing plates; the first interlayer part outside the enclosing plate is provided with a vent hole. The utility model discloses a thermal make full use of reaches energy saving and consumption reduction's technological effect.

Description

RCO catalytic bed

Technical Field

The utility model belongs to the technical field of the environmental protection equipment, especially, relate to a RCO catalysis bed.

Background

The RCO catalytic combustion bed realizes complete combustion and oxidation of organic matters in waste gas at low temperature (200-400 ℃) by means of a catalyst, is simple and convenient to operate, safe, high in purification efficiency, and wide in application in the aspect of purifying organic waste gas, particularly organic waste gas with low recovery value, such as industries of chemical industry, paint spraying, insulating materials, enameled wires, paint production and the like.

In the process of catalytic combustion, the exhaust gas to be catalyzed needs to be continuously heated so as to meet the regulation of catalysis, in the conventional equipment, the exhaust gas after catalytic combustion treatment is directly discharged, and the heat contained in the exhaust gas is also directly discharged and wasted. How to effectively utilize the heat contained in the exhaust gas to realize energy saving and consumption reduction, therefore, we propose an RCO catalytic bed to solve the above problems.

Disclosure of Invention

The utility model aims at the not enough of above-mentioned prior art existence, provide a RCO catalytic bed.

The utility model adopts the technical proposal that: an RCO catalytic bed comprises a reaction box, wherein a first interlayer and a second interlayer are sequentially arranged in the reaction box from top to bottom, so that a reaction bin, an air inlet bin and an air outlet bin are sequentially formed in the reaction box from top to bottom; a square tube loop is connected between the first interlayer and the second interlayer and is formed by a plurality of hollow square tubes in an array mode, and hollow inner cavities of the hollow square tubes are communicated with the reaction bin and the gas outlet bin; a plurality of groups of heating reaction devices which are arranged oppositely up and down are arranged in the reaction bin, each heating reaction device comprises a heating layer and a catalyst bed layer arranged on the lower side of the heating layer, and the outer sides of the upper ends of the plurality of groups of heating reaction devices and the square pipe loop are provided with coamings connected with the first interlayer; the first interlayer part outside the enclosing plate is provided with a vent hole.

The wall of the reaction box is provided with an air inlet corresponding to the air inlet bin and an air outlet corresponding to the air outlet bin; the air inlet corresponds to the bottom of the air inlet bin.

The heating layer is formed by winding heating pipes in an overlapping mode.

And an RCO catalytic combustion catalyst is arranged on the catalyst bed layer.

The hollow square tube is made of a high-heat-conductivity metal material.

After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the utility model discloses a thermal make full use of reaches energy saving and consumption reduction's technological effect.

Drawings

Fig. 1 is a schematic structural view (sectional view) of the present invention.

Fig. 2 is a cross-sectional view a-a of fig. 1.

Detailed Description

The following description is only for the preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, the present invention will be further explained with reference to the drawings and the embodiments.

Examples, see fig. 1-2: an RCO catalytic bed comprises a reaction box 1, wherein a first interlayer 2 and a second interlayer 3 are sequentially arranged in the reaction box 1 from top to bottom, so that a reaction bin 4, an air inlet bin 5 and an air outlet bin 6 are sequentially formed in the reaction box 1 from top to bottom; the wall of the reaction box 1 is provided with an air inlet 7 corresponding to the air inlet bin 5 and an air outlet 8 corresponding to the air outlet bin 6, and the air inlet 7 corresponds to the bottom of the air inlet bin 5. A square tube loop 9 is connected between the first interlayer 2 and the second interlayer 3, the square tube loop 9 is formed by an array of a plurality of hollow square tubes 10, the hollow square tubes 10 are made of high-heat-conductivity metal materials, and hollow inner cavities of the hollow square tubes 10 are communicated with the reaction bin 4 and the gas outlet bin 6. Be provided with the relative heating reaction unit who sets up about a plurality of groups in the reaction storehouse 4, heating reaction unit includes zone of heating 11 and sets up the catalyst bed 12 in this zone of heating 11 downside, zone of heating 11 is formed by heating pipe lap winding for waste gas can pass through from zone of heating 11, be provided with RCO catalytic combustion catalyst on the catalyst bed 12. The outer sides of the upper end parts of the plurality of groups of heating reaction devices and the square tube loop 9 are provided with a coaming 13 connected with the first interlayer 2, wherein the heating layer 11 and the catalyst bed layer 12 can be installed and connected on the coaming 13; the portion of the first barrier 2 outside the shroud 13 is provided with ventilation apertures 14.

The utility model discloses a theory of operation: waste gas gets into air inlet bin 5 from air inlet 7 under the effect of fan, waste gas fully contacts with the outer pipe wall of hollow square pipe 10 under the vortex effect of hollow square pipe 10 of square pipe loop ware 9, waste gas then gets into reaction bin 4 from air vent 14 of first interlayer 2, waste gas is heated the burning through heating layer 11 of heating reaction device under the guide of baffle, then through catalyst bed 12 by catalytic oxidation treatment, waste gas after the processing gets into out gas bin 6 through hollow square pipe 10, then discharge from gas outlet 8. When waste gas passes through hollow square pipe 10, the heat that contains in the waste gas is absorbed by heat conduction's hollow square pipe 10 and is generated heat for the waste gas that the later stage got into absorbs the heat on the hollow square pipe 10 and is preheated after abundant outer pipe wall contact with hollow square pipe 10 under square pipe 10's of pipe return circuit ware 9 vortex effect, thereby has reduced the calorific consumption of zone of heating 11, consequently, the utility model discloses a thermal make full use of reaches energy saving and consumption reduction's technological effect.

The air inlet 7 is arranged corresponding to the bottom of the air inlet bin 5, so that waste gas can be more fully contacted with the outer pipe wall of the hollow square pipe 10 after entering the air inlet bin 5.

Claims

1. An RCO catalytic bed, characterized by: the reaction chamber comprises a reaction chamber, wherein a first interlayer and a second interlayer are sequentially arranged in the reaction chamber from top to bottom, so that a reaction chamber, an air inlet chamber and an air outlet chamber are sequentially formed in the reaction chamber from top to bottom; a square tube loop is connected between the first interlayer and the second interlayer and is formed by a plurality of hollow square tubes in an array mode, and hollow inner cavities of the hollow square tubes are communicated with the reaction bin and the gas outlet bin; a plurality of groups of heating reaction devices which are arranged oppositely up and down are arranged in the reaction bin, each heating reaction device comprises a heating layer and a catalyst bed layer arranged on the lower side of the heating layer, and the outer sides of the upper ends of the plurality of groups of heating reaction devices and the square pipe loop are provided with enclosing plates; the first interlayer part outside the enclosing plate is provided with a vent hole.

2. An RCO catalytic bed according to claim 1, wherein: the wall of the reaction box is provided with an air inlet corresponding to the air inlet bin and an air outlet corresponding to the air outlet bin; the air inlet corresponds to the bottom of the air inlet bin.

3. An RCO catalytic bed according to claim 1, wherein: the heating layer is formed by winding heating pipes in an overlapping mode.

4. An RCO catalytic bed according to claim 1, wherein: and an RCO catalytic combustion catalyst is arranged on the catalyst bed layer.

5. An RCO catalytic bed according to claim 1, wherein: the hollow square tube is made of a high-heat-conductivity metal material.