CN214370262U - Low concentration organic waste gas treatment recovery unit - Google Patents

Abstract

The utility model relates to a low concentration organic waste gas treatment recovery device, which comprises a combustion chamber, a burner and a recovery pipe, wherein the combustion chamber is a cylindrical cavity, the burner is arranged at one end of the combustion chamber, the other end of the combustion chamber is connected with the recovery pipe, the recovery pipe is introduced into an electrophoresis oven, the top of the combustion chamber is provided with an air inlet hole, and the air inlet hole is arranged close to the burner; the combustion chamber and the recovery pipe comprise supporting layers and heat insulation layers, and the heat insulation layers are arranged between the two supporting layers. The low-concentration organic waste gas is directly introduced into the combustion chamber to be combusted, so that organic matters in the waste gas are completely combusted, multiple processes such as pretreatment, activated carbon adsorption and ultraviolet lamp irradiation are not needed, the treatment efficiency is higher, the cost is lower, the occupied area is small, and the method is suitable for treating the low-concentration organic waste gas; waste heat generated by waste gas treatment is introduced into the electrophoresis oven for recycling, and the electrophoresis oven is heated, so that energy waste is greatly reduced.

Description

Low concentration organic waste gas treatment recovery unit

Technical Field

The utility model relates to an environmental protection equipment field, more specifically, the utility model relates to a low concentration organic waste gas handles recovery unit.

Background

With the development of society, the protection force on the environment is also getting bigger and bigger, and the organic waste gas is always the most important of environmental protection treatment due to strong diffusivity and great treatment difficulty.

Most of current organic waste gas treatment equipment are including preliminary treatment, ultraviolet irradiation processing and active carbon adsorption, and although the treatment effect is better, thereby the active carbon adsorption board need often be changed and produce dangerous discarded object, and ultraviolet lamp's power is great moreover, and use cost is higher and area is great, and the heat that produces among the exhaust-gas treatment process directly discharges to the atmosphere and can not obtain recycle. For the treatment of low-concentration organic waste gas, such as the waste gas treatment in the coating field, the original equipment is adopted for the waste gas treatment, so that the current concept of energy conservation and emission reduction is not facilitated.

Therefore, a new type of equipment for treating low concentration organic waste gas is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at it is great to solve current organic waste gas treatment facility energy consumption, is unfavorable for the problem of current energy saving and emission reduction call.

According to one aspect of the utility model, a low concentration organic waste gas treatment and recovery device is provided, which comprises a combustion chamber, a burner and a recovery pipe, wherein the combustion chamber is a cylindrical cavity, the burner is arranged at one end of the combustion chamber, the other end of the combustion chamber is connected with the recovery pipe, the recovery pipe is introduced into an electrophoresis oven, an air inlet hole is arranged at the top of the combustion chamber, and the air inlet hole is arranged close to the burner; the combustion chamber and the recovery pipe comprise supporting layers and heat insulation layers, and the heat insulation layers are arranged between the two supporting layers.

According to the scheme, the low-concentration organic waste gas is directly introduced into the combustion chamber and is combusted by the flame sprayed by the combustor, so that organic matters in the waste gas are completely combusted, multiple procedures such as pretreatment, activated carbon adsorption and ultraviolet lamp irradiation are not needed, the treatment efficiency is higher, the cost is lower, the occupied area is small, and the method is suitable for treating the low-concentration organic waste gas; waste heat generated by waste gas treatment is introduced into the electrophoresis oven for recycling, and the electrophoresis oven is heated, so that energy waste is greatly reduced.

Preferably, a plurality of partition plates are arranged in the combustion chamber, the partition plates divide the inner cavity of the combustion chamber into a plurality of combustion chambers, and the combustion chambers are communicated with each other through communication holes in the partition plates.

By the scheme, the combustion chamber with the smaller volume can ensure that the combustion chamber at the forefront part can keep higher temperature, so that organic waste gas can be combusted more efficiently; the multiple combustion chambers can improve the heat preservation effect, the temperature in the combustion chamber is kept at a higher temperature successively, and the improvement of the waste gas treatment effect is facilitated.

Preferably, the communication holes are arranged in the combustion chamber in a staggered manner up and down.

Through this scheme, make high temperature waste gas can roll in the combustion chamber and advance, the time of extension burning in the combustion chamber guarantees that it can burn completely.

Preferably, the burner is disposed at an eccentric position of an end portion of the combustion chamber, and a burner port of the burner is disposed obliquely to an axial direction in the combustion chamber.

Through this scheme, make bocca spun flame can follow the combustion chamber inner wall spiral and advance, further improve the residence time of flame in the combustion chamber, help improving the combustion chamber temperature, further improve organic waste gas's treatment effeciency and treatment effect.

Preferably, the inner wall of the combustion chamber is provided with a guide plate, the guide plate is spirally arranged, and the inclination direction of the guide plate is consistent with the inclination angle of the flame-throwing port.

Through this scheme, the deflector can further lead to next combustion chamber with spiral jet's flame, guarantees that the flame in next combustion chamber also can the spiral advance, helps further keeping temperature in the combustion chamber.

Preferably, the combustion chamber is communicated to the recovery pipe through a recovery fan, and a plurality of air nozzles are arranged at the bottom of the recovery pipe.

Through this scheme, the recovery fan can improve the treatment effeciency of handling back hot-air, helps extruding the recovery tube with hot-air, makes it heat the oven of bigger area.

Preferably, the recovery pipe comprises a heat preservation pipe and an air injection pipe, the heat preservation pipe and the air injection pipe are separated through a heat conduction plate, the heat preservation pipe is communicated to the combustion chamber, one end, far away from the combustion chamber, of the heat preservation pipe is communicated to the air injection pipe, and the air injection nozzle is communicated to the air injection pipe.

Through this scheme, when hot-air circulated to the jet-propelled pipe through the insulating tube, can pass through the jet-propelled pipe of heat-conducting plate heating, make the terminal temperature of jet-propelled pipe unanimous with the front end, guarantee that each air nozzle spun hot-air temperature is unanimous.

The utility model has the technical effects that the device has simple structure, small occupied area, convenient use, low use cost, higher waste gas treatment efficiency and no generation of dangerous waste, and is suitable for the combustion treatment of low-concentration organic waste gas; the waste heat that this device produced can carry out recycle, heats the electrophoresis oven to greatly reduced the waste of the energy, accord with energy saving and emission reduction's call at present.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic structural diagram of a low concentration organic waste gas treatment and recovery device according to an embodiment of the present invention.

Fig. 2 is a schematic view of the combustion chamber and the burner of fig. 1.

Fig. 3 is a schematic sectional view taken along the line a-a in fig. 2.

Fig. 4 is a schematic sectional view taken along the direction B-B in fig. 2.

Fig. 5 is a schematic view of the structure of the recovery pipe of fig. 1.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Examples

As shown in fig. 1 to 5, the apparatus for treating and recycling a low concentration organic waste gas in this embodiment includes a combustion chamber 1100, a burner 1200 and a recycling pipe 1300, wherein the combustion chamber 1100 is a cylindrical cavity, the burner 1200 is disposed at one end of the combustion chamber 1100, the other end of the combustion chamber 1100 is connected to the recycling pipe 1300 through an exhaust hole 1112, the recycling pipe 1300 is introduced into an electrophoresis oven (not shown), an air inlet 1111 is disposed at the top of the combustion chamber, and the air inlet 1111 is disposed near the burner 1200; each of the combustion chamber 1100 and the recovery pipe 1300 includes a support layer 1101 and an insulation layer 1102, and the insulation layer 1102 is disposed between two support layers 1101.

According to the scheme of the embodiment, the low-concentration organic waste gas is directly introduced into the combustion chamber 1100, the flame sprayed by the burner 1200 burns, the organic matters in the waste gas are completely burnt, multiple processes such as pretreatment, activated carbon adsorption and ultraviolet lamp irradiation are not needed, the treatment efficiency is higher, the cost is lower, the occupied area is small, and the method is suitable for treating the low-concentration organic waste gas; waste heat generated by waste gas treatment is introduced into the electrophoresis oven for recycling, and the electrophoresis oven is heated, so that energy waste is greatly reduced.

In this embodiment or other embodiments, a plurality of partitions 1120 are disposed in the combustion chamber 1100, the partitions 1120 divide an inner cavity of the combustion chamber 1100 into a plurality of combustion chambers 1103, and the combustion chambers 1103 are communicated with each other through communication holes 1121 formed in the partitions 1120. The combustion chamber 1103 with smaller volume can ensure that the temperature in the combustion chamber 1103 at the forefront part can be kept higher, so that the organic waste gas can be combusted more efficiently; the multiple combustion chambers 1103 can improve the heat preservation effect, and the temperature in the combustion chamber can be kept at a higher temperature successively, which is helpful for improving the waste gas treatment effect.

In this embodiment or other embodiments, the communication holes 1121 are arranged in a staggered manner up and down in the combustion chamber 1100. The high-temperature exhaust gas is allowed to tumble and advance in the combustion chamber 1100, and the time for combustion in the combustion chamber 1100 is prolonged, ensuring that the exhaust gas can be completely burned out.

In this embodiment or other embodiments, the burner 1200 is disposed at an eccentric position at the end of the combustion chamber 1100, and the flame ports 1210 of the burner 1200 are disposed in the combustion chamber 1100 obliquely to the axial direction, so that the flame emitted from the flame ports 1210 can spirally advance along the inner wall of the combustion chamber 1100, thereby further increasing the residence time of the flame in the combustion chamber 1100, contributing to increase the temperature of the combustion chamber 1100, and further improving the treatment efficiency and treatment effect of the organic waste gas.

In this embodiment or other embodiments, a guide plate 1104 is disposed on an inner wall of the combustion chamber 1100, the guide plate 1104 is spirally arranged, and an inclined direction of the guide plate 1104 is consistent with an inclined angle of the flame spray ports 1210, so that the guide plate 1104 can guide the flame sprayed spirally to the next combustion chamber 1103, and the flame in the next combustion chamber 1103 can also advance spirally, which helps to further maintain the temperature in the combustion chamber 1100.

In this embodiment or other embodiments, the combustion chamber 1100 is communicated to the recycling pipe 1300 through a recycling fan 1310, and a plurality of air nozzles 1323 are disposed at the bottom of the recycling pipe 1300, so that the recycling fan 1310 can improve the processing efficiency of the processed hot air, and help to push the hot air out of the recycling pipe 1300, thereby heating a larger area of the oven.

In this embodiment or other embodiments, the recovery pipe 1300 includes a thermal insulation pipe 1321 and an air injection pipe 1322, the thermal insulation pipe 1321 and the air injection pipe 1322 are separated by a thermal insulation plate 1324, the thermal insulation pipe 1321 communicates with the combustion chamber 1100, one end of the thermal insulation pipe 1321, which is far away from the combustion chamber 1100, communicates with the air injection pipe 1322, the air nozzle 1323 communicates with the air injection pipe 1322, and when hot air flows into the air injection pipe 1322 through the thermal insulation pipe 1321, the air injection pipe 1322 can be heated by the thermal insulation plate 1324, so that the temperature of the tail end of the air injection pipe 1322 is consistent with that of the front end, thereby ensuring that the temperature of the hot air ejected by each air nozzle 1323 is consistent.

The device has the technical effects that the device is simple in structure, small in occupied area, convenient to use, suitable for combustion treatment of low-concentration organic waste gas, low in use cost, higher in waste gas treatment efficiency and free of generation of dangerous waste; the waste heat that this device produced can carry out recycle, heats the electrophoresis oven to greatly reduced the waste of the energy, accord with energy saving and emission reduction's call at present.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims (7)

1. A low-concentration organic waste gas treatment and recovery device comprises a combustion chamber, a burner and a recovery pipe, and is characterized in that the combustion chamber is a cylindrical cavity, the burner is arranged at one end of the combustion chamber, the other end of the combustion chamber is connected with the recovery pipe, the recovery pipe is introduced into an electrophoresis oven, an air inlet hole is formed in the top of the combustion chamber, and the air inlet hole is arranged close to the burner; the combustion chamber and the recovery pipe comprise supporting layers and heat insulation layers, and the heat insulation layers are arranged between the two supporting layers.

2. The apparatus for treating and recycling a low concentration organic waste gas according to claim 1, wherein a plurality of partitions are disposed in the combustion chamber, the partitions divide the inner cavity of the combustion chamber into a plurality of combustion chambers, and the combustion chambers are communicated with each other through the communication holes of the partitions.

3. The apparatus for treating and recovering a low concentration organic waste gas according to claim 2, wherein the communication holes are arranged in the combustion chamber in a staggered manner up and down.

4. The apparatus for treating and recovering a low concentration organic waste gas according to claim 2, wherein the burner is disposed at an eccentric position at an end portion of the combustion chamber, and a burner port of the burner is disposed in the combustion chamber obliquely to an axial direction.

5. The device for treating and recycling the low-concentration organic waste gas as claimed in claim 4, wherein a guide plate is arranged on the inner wall of the combustion chamber, the guide plate is spirally arranged, and the inclination direction of the guide plate is consistent with the inclination angle of the flame thrower.

6. The device for treating and recycling the low-concentration organic waste gas as claimed in claim 1, wherein the combustion chamber is communicated to the recycling pipe through a recycling fan, and a plurality of air nozzles are arranged at the bottom of the recycling pipe.

7. The device for treating and recycling low-concentration organic waste gas according to claim 6, wherein the recycling pipe comprises a heat preservation pipe and an air injection pipe, the heat preservation pipe and the air injection pipe are separated by a heat conducting plate, the heat preservation pipe is communicated to the combustion chamber, one end of the heat preservation pipe, far away from the combustion chamber, is communicated to the air injection pipe, and the air injection nozzle is communicated to the air injection pipe.

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