CN210035536U

CN210035536U - Catalytic combustion system-combined catalytic device

Info

Publication number: CN210035536U
Application number: CN201822134723.7U
Authority: CN
Inventors: 程辉
Original assignee: Hangzhou Lvran Environmental Protection Group Co Ltd
Current assignee: Hangzhou Lvran Environmental Protection Group Co Ltd
Priority date: 2018-12-19
Filing date: 2018-12-19
Publication date: 2020-02-07
Anticipated expiration: 2028-12-19

Abstract

The utility model discloses a catalytic combustion system-combination formula catalytic unit, including shell, guide plate, honeycomb catalyst, heat accumulation ceramic carrier catalyst, air inlet, gas outlet, dead lever, joint groove, joint piece, filter screen and solid fixed ring. The utility model discloses a honeycomb catalyst that sets up can be to the activation energy who reduces pollution factor, there is adsorption on the catalyst surface simultaneously, make the reactant molecule enrich in the catalyst surface, reaction rate has been improved, can make waste gas take place flameless burning under the lower temperature with the help of the effect of catalyst, and wherein be provided with heat accumulation ceramic carrier catalyst, not only have the effect of traditional catalyst, more have the heat accumulation function concurrently, can drop by a wide margin the required energy consumption of low time light-off, and the filter screen that wherein sets up can adsorb the large granule impurity in the waste gas that gets into by the air inlet, can not make the use that large granule impurity influences the catalyst.

Description

Catalytic combustion system-combined catalytic device

Technical Field

The utility model relates to an environmental protection technology field specifically is a catalytic combustion system-combination formula catalytic unit.

Background

The waste gas refers to toxic and harmful gas discharged by human in the production and living process. In particular to chemical plants, steel plants, pharmaceutical plants, coking plants, oil refineries and the like, the discharged waste gas has high pollutant content, seriously pollutes the environment and affects the human health, and the prior waste gas catalytic combustion chamber has the advantages that the catalyst is honeycomb ceramics and has the function of reducing the activation energy of pollution factors, meanwhile, the surface of the catalyst has the adsorption function, so that reactant molecules are enriched on the surface of the catalyst, the reaction speed is improved, but the single-group catalytic effect of the catalytic mode is poor during catalysis, and large particles in the waste gas can affect the use of the catalyst.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a catalytic combustion system-combination formula catalytic unit to solve the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a catalytic combustion system-combined catalytic unit comprises a shell, a guide plate, a honeycomb catalyst, a heat storage ceramic carrier catalyst, an air inlet, an air outlet, a fixed rod, a clamping groove, a clamping block, a filter screen and a fixed ring, the bottom of one side of the shell is fixedly communicated with an air inlet, the bottom of the other side of the shell is fixedly communicated with an air outlet, a guide plate is fixedly arranged at the bottom of the inner wall of the shell, a plurality of honeycomb catalysts and heat storage ceramic carrier catalysts are arranged between the two sides of the inner wall of the shell and the two sides of the guide plate in a staggered manner, a fixed rod is fixedly connected with one side of the inner part of the shell and the air inlet positioned at the air inlet, clamping grooves are respectively arranged on one side of the fixed rod far away from the inner wall of the shell and the bottom of the inner wall of the shell, the top and the bottom of one side of the filter screen are fixedly provided with clamping blocks matched with the clamping grooves.

Preferably, the top of the shell is fixedly connected with fixing rings which are symmetrically distributed.

Preferably, the honeycomb catalyst and the heat storage ceramic carrier catalyst are respectively provided with four groups which are distributed in a staggered mode.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a honeycomb catalyst that sets up can be to the activation energy who reduces pollution factor, there is adsorption on the catalyst surface simultaneously, make the reactant molecule enrich in the catalyst surface, reaction rate has been improved, can make waste gas take place flameless burning under the lower temperature with the help of the effect of catalyst, and wherein be provided with heat accumulation ceramic carrier catalyst, not only have the effect of traditional catalyst, more have the heat accumulation function concurrently, can drop by a wide margin the required energy consumption of low time light-off, and the filter screen that wherein sets up can adsorb the large granule impurity in the waste gas that gets into by the air inlet, can not make the use that large granule impurity influences the catalyst.

Drawings

Fig. 1 is a schematic view of the front view structure of the present invention.

In the figure: the device comprises a shell 1, a guide plate 2, a honeycomb catalyst 3, a heat storage ceramic carrier catalyst 4, an air inlet 5, an air outlet 6, a fixing rod 7, a clamping groove 8, a clamping block 9, a filter screen 10 and a fixing ring 11.

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, the present invention provides a technical solution: a catalytic combustion system-combined catalytic device comprises a shell 1, a guide plate 2, a honeycomb catalyst 3, a heat storage ceramic carrier catalyst 4, an air inlet 5, an air outlet 6, a fixing rod 7, a clamping groove 8, a clamping block 9, a filter screen 10 and a fixing ring 11, wherein the top of the shell 1 is fixedly connected with the fixing ring 11 which is symmetrically distributed, the shell 1 can be effectively fixed by the fixing ring 11, the bottom of one side of the shell 1 is fixedly communicated with the air inlet 5, the bottom of the other side of the shell 1 is fixedly communicated with the air outlet 6, the bottom of the inner wall of the shell 1 is fixedly provided with the guide plate 2, a plurality of honeycomb catalysts 3 and heat storage ceramic carrier catalysts 4 are staggered between the two sides of the inner wall of the shell 1 and the two sides of the guide plate 2, one side of the inside of the shell 1 and the air, the joint groove 8 has all been seted up to one side that the dead lever 7 kept away from shell 1 inner wall and the bottom of shell 1 inner wall, the equal fixed mounting in top and the bottom of filter screen 10 one side has the joint piece 9 with joint groove 8 looks adaptation, honeycomb catalyst 3 and heat accumulation ceramic carrier catalyst 4 all are provided with four groups of crisscross distribution, and the honeycomb catalyst 3 that the multiunit set up can reduce the activation energy of pollution factor, and honeycomb catalyst 3 surface has adsorption simultaneously, makes the enrichment of reactant molecule in honeycomb catalyst 3 surface, has improved reaction rate, can make waste gas take place flameless combustion under the lower temperature with the help of honeycomb catalyst 3's effect, and wherein be provided with heat accumulation ceramic carrier catalyst 4, not only have the effect of traditional catalyst, more have the heat accumulation function concurrently, can reduce by a wide margin and turn down the required energy consumption of time.

When the device is used, firstly, the air inlet 5 is communicated with an external waste gas inlet, then when waste gas enters the shell 1 through the air inlet 5, the waste gas is firstly filtered through the surface of the filter screen 10, large-particle impurities in the filtered waste gas are basically screened out, the use of the honeycomb catalyst 3 and the heat storage ceramic carrier catalyst 4 cannot be influenced by the large-particle impurities, when large-particle matters on the surface of the filter screen 10 are excessively accumulated, the filter screen 10 can be taken down only by taking the clamping block 9 out of the clamping groove 8, the filter screen 10 is replaced and cleaned, the arrangement of the guide plate 2 can lead air to encounter obstruction and pass through the upper part of the shell 1, then the waste gas is returned and discharged out of the shell 1 through the air outlet 6, and the activation energy of pollution factors can be reduced by a plurality of groups of honeycomb catalysts 3, meanwhile, the surface of the honeycomb catalyst 3 has an adsorption effect, so that reactant molecules are enriched on the surface of the honeycomb catalyst 3, the reaction speed is improved, the waste gas can be subjected to flameless combustion at a lower temperature under the action of the honeycomb catalyst 3, and the heat storage ceramic carrier catalyst 4 is arranged in the honeycomb catalyst, so that the honeycomb catalyst not only has the function of a traditional catalyst, but also has a heat storage function, and the energy consumption required by low-time ignition can be greatly reduced.

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 catalytic combustion system-combination formula catalytic unit, includes shell (1), guide plate (2), honeycomb catalyst (3), heat accumulation ceramic carrier catalyst (4), air inlet (5), gas outlet (6), dead lever (7), joint groove (8), joint piece (9), filter screen (10) and solid fixed ring (11), the fixed intercommunication in bottom of shell (1) one side has air inlet (5), the fixed intercommunication in bottom of shell (1) opposite side has gas outlet (6), its characterized in that: the bottom fixed mounting of shell (1) inner wall has guide plate (2), crisscross a plurality of honeycomb catalyst (3) and heat accumulation ceramic carrier catalyst (4) of being provided with between the both sides of shell (1) inner wall and guide plate (2), the income gas inlet department fixedly connected with dead lever (7) that just is located air inlet (5) in one side of shell (1) inside, joint groove (8) have all been seted up to one side that shell (1) inner wall and the bottom of shell (1) inner wall were kept away from in dead lever (7), the equal fixed mounting in top and the bottom of filter screen (10) one side has joint piece (9) with joint groove (8) looks adaptation.

2. A catalytic combustion system-combined catalytic device according to claim 1, wherein: the top of the shell (1) is fixedly connected with fixing rings (11) which are symmetrically distributed.

3. A catalytic combustion system-combined catalytic device according to claim 1, wherein: the honeycomb catalyst (3) and the heat storage ceramic carrier catalyst (4) are respectively provided with four groups which are distributed in a staggered mode.