CN215765138U

CN215765138U - Waste gas recovery burning heating device

Info

Publication number: CN215765138U
Application number: CN202121564550.8U
Authority: CN
Inventors: 李文宝
Original assignee: Qingyang Honghao Engineering Technology Service Co ltd
Current assignee: Qingyang Honghao Engineering Technology Service Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-02-08
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a waste gas recovery combustion heating device, belonging to the technical field of waste gas treatment; the device comprises a combustion chamber, an exhaust gas pipe, an air nozzle, a water tank and a filtering device; the combustion chamber is communicated with a fuel gas input pipe, the waste gas pipe is spiral, the air nozzles are uniformly arranged on the waste gas pipe, the lower end of the waste gas pipe is communicated with a waste gas inlet pipe, the waste gas inlet pipe is rotatably connected with the combustion chamber, the upper end of the waste gas pipe is connected with a rotating shaft, the rotating shaft is fixedly connected with the output end of a servo motor, and the rotating shaft is rotatably connected with the combustion chamber; the top of the combustion chamber is communicated with a flue gas pipe, the flue gas pipe is communicated with a water tank to introduce flue gas in the combustion chamber into the water tank, and the top of the water tank is communicated with a filtering device through an air outlet pipe; the utility model can uniformly spray the waste gas, increase the contact area of the waste gas, the combustion gas and the flame, enable the combustion to be more comprehensive and more sufficient, and simultaneously purify the flue gas after the combustion to finally discharge clean air.

Description

Waste gas recovery burning heating device

Technical Field

The utility model belongs to the technical field of waste gas treatment, and particularly relates to a waste gas recovery, combustion and heating device.

Background

With the rapid development of chemical industry and other industries, a large amount of toxic and harmful waste gases, such as hydrogen sulfide, ammonia gas, sulfides, thiols, hydrocarbons and the like, are generated in the industrial production process, and if the waste gases discharged into the atmosphere fail to reach the national emission standard, the industrial waste gases will cause great influence and harm to the health of human bodies, the growth of crops, weather and climate and the like.

In order to solve the problem of waste gas, at present many enterprises choose to carry out combustion treatment to industrial waste gas, but when waste gas concentration is great, there is insufficient condition in industrial waste gas burning, causes waste gas to reach emission standard, and waste gas burning can release the flue gas, causes secondary pollution easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the utility model provides a waste gas recovery burning heating device can make the even blowout of waste gas, increases the area of contact of waste gas and combustion gas and flame for the burning is more comprehensive, and is more abundant, has carried out purification treatment to the flue gas after the burning simultaneously, finally discharges clean air.

The technical scheme adopted by the utility model is as follows:

in order to achieve the aim, the utility model provides a waste gas recovery, combustion and heating device, which comprises a combustion chamber, a waste gas pipe, a gas nozzle, a water tank and a filtering device, wherein the waste gas pipe is arranged on the combustion chamber; the combustion chamber is communicated with a fuel gas input pipe, the waste gas pipe is spiral, the air nozzles are uniformly arranged on the waste gas pipe, the lower end of the waste gas pipe is communicated with a waste gas inlet pipe, the side surface of the waste gas inlet pipe is rotatably connected with the combustion chamber, the upper end of the waste gas pipe is fixedly connected with a rotating shaft, the rotating shaft is fixedly connected with the output end of a servo motor, and the side surface of the rotating shaft is rotatably connected with the combustion chamber; the top of the combustion chamber is communicated with a flue gas pipe, the flue gas pipe is communicated with a water tank to introduce flue gas in the combustion chamber into the water tank, the top of the water tank is communicated with a filtering device through an air outlet pipe, and a discharge pipe is arranged at one end, far away from the air outlet pipe, of the filtering device.

Preferably, a first filter screen is arranged in the exhaust gas inlet pipe.

Preferably, the combustion chamber is externally provided with a heat insulation layer.

Preferably, an induced draft fan is arranged on the flue gas pipe.

Preferably, a second filter screen, an active carbon filter layer and a photocatalyst filter screen are sequentially arranged in the filter device.

Preferably, the fuel gas input pipe, the waste gas inlet pipe and the flue gas pipe are all provided with control valves.

Preferably, the waste gas inlet pipe and the rotating shaft are both rotatably connected with the combustion chamber through bearings.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. the spiral waste gas pipe is arranged in the combustion chamber, the whole waste gas pipe presents a spring-shaped spiral shape, and the design of the waste gas pipe with the shape can ensure that the waste gas also presents spiral rising when being sprayed, thereby improving the contact time of the waste gas and the fuel gas, ensuring the full contact of the waste gas and the fuel gas with flame, and ensuring more full combustion.

2. According to the utility model, the air nozzle is arranged on the waste gas pipe and is used for spraying the waste gas, so that the waste gas from the waste gas pipe can be uniformly sprayed, the full contact of the waste gas with fuel gas and flame can be ensured, and the combustion is more sufficient.

3. According to the utility model, the waste gas inlet pipe and the rotating shaft are rotatably connected with the combustion chamber, so that the waste gas pipe can rotate in the combustion chamber and simultaneously spray air, and the rotating air flow is generated under the action of high-speed rotation, so that the contact area of the waste gas, the combustion gas and flame can be increased, and the combustion is more comprehensive and more sufficient.

4. According to the utility model, through the arrangement of the water tank and the filtering device, the flue gas generated by combustion can be filtered, harmful substances and peculiar smell in the flue gas are removed, clean air is finally obtained, and the environmental safety is ensured.

Drawings

The utility model will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention.

Labeled as: 1-combustion chamber, 2-heat preservation layer, 3-fuel gas input pipe, 4-waste gas pipe, 5-air nozzle, 6-waste gas inlet pipe, 7-first filter screen, 8-bearing, 9-rotating shaft, 10-servo motor, 11-flue gas pipe, 12-induced draft fan, 13-water inlet pipe, 14-water tank, 15-air outlet pipe, 16-filtering device, 161-second filter screen, 162-activated carbon filtering layer, 163-photocatalyst filtering screen and 17-discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1, the present embodiment provides a waste gas recovery combustion heating apparatus, including a combustion chamber 1, further including a waste gas pipe 4, an air nozzle 5, a water tank 14 and a filtering apparatus 16;

the combustion chamber 1 is communicated with a fuel gas input pipe 3 for introducing fuel gas as a combustion source to carry out combustion treatment on the waste gas, the waste gas pipe 4 is spiral, specifically, the whole waste gas pipe 4 presents a spring-shaped spiral shape, and the design of the waste gas pipe 4 with the shape can enable the waste gas to also present spiral rising when being sprayed out, so that the contact time of the waste gas with the fuel gas and flame can be prolonged, the full contact of the waste gas with the fuel gas and the flame can be ensured, and the combustion is more sufficient;

the air nozzles 5 are uniformly arranged on the waste gas pipe 4 and are used for ejecting waste gas, so that the waste gas from the waste gas pipe 4 is uniformly ejected, the waste gas can be ensured to be fully contacted with fuel gas and flame, and the combustion is more sufficient;

the lower end of the waste gas pipe 4 is communicated with a waste gas inlet pipe 6, the side surface of the waste gas inlet pipe 6 is rotatably connected with the combustion chamber 1, the upper end of the waste gas pipe 4 is fixedly connected with a rotating shaft 9, the rotating shaft 9 is fixedly connected with the output end of a servo motor 10, and the side surface of the rotating shaft 9 is rotatably connected with the combustion chamber 1; specifically, waste gas intake pipe 6 and pivot 9 are all rotated with combustion chamber 1 through bearing 8 and are connected, rotate with combustion chamber 1 through with waste gas intake pipe 6 and pivot 9 and be connected, can realize waste gas pipe 4 at 1 internal rotation of combustion chamber to spout simultaneously and jet-blast, this kind of high-speed rotatory effect produces rotatory air current down, can increase the area of contact of waste gas and combustion gas and flame, make the burning more comprehensive, more abundant.

The top of the combustion chamber 1 is communicated with a flue gas pipe 11, the flue gas pipe 11 is communicated with a water tank 14, flue gas generated by combustion in the combustion chamber 1 enters the water tank 14 through the flue gas pipe 11, the top of the water tank 14 is communicated with a filtering device 16 through an air outlet pipe 15, tail gas filtered by the water tank 14 is discharged from the air outlet pipe 15 and enters the filtering device 16 for further filtering, and a discharge pipe 17 is arranged at one end, far away from the air outlet pipe 15, of the filtering device 16.

When using, waste gas enters into in the waste gas pipe 4 through waste gas intake pipe 6, the private clothes motor drives the high-speed rotation of waste gas pipe 4 through pivot 9, produce rotatory air current, can increase the area of contact of waste gas and combustion gas and flame, simultaneously waste gas can form heliciform rising trend after 5 blowout from the air nozzle, longer with combustion gas and flame contact time in the combustion chamber 1, make the burning more comprehensive, it is more abundant, the flue gas that the burning produced lets in the water tank 14, particulate matter among the flue gas subsides in the water tank 14, the material that can dissolve in water takes place to dissolve, realize purifying effect, gas after the purification comes out from 14 top outlet duct 15 of water tank and gets into filter equipment 16 and further filters, the clean gas of final discharge, the environmental safety has been guaranteed.

Example 2

This embodiment is further preferred on embodiment 1's basis, be equipped with first filter screen 7 in the waste gas intake pipe 6, can filter the waste gas that gets into in the exhaust pipe 4 through setting up of first filter screen 7, intercept particulate matter etc. and make exhaust pipe 4 can not take place to block up when blowout waste gas, guaranteed waste gas spun homogeneity.

Example 3

This embodiment is further preferred on embodiment 1's basis, 1 outside of combustion chamber is equipped with heat preservation 2, through setting up heat preservation 2, can keep warm combustion chamber 1, reduces thermal loss, improves energy utilization efficiency, reduces exhaust-gas treatment's cost.

Example 4

This embodiment is further preferred on embodiment 1's basis, be equipped with draught fan 12 on the flue gas pipe 11, can take out the flue gas in the combustion gas in time through setting up draught fan 12, play the drainage effect, avoid the flue gas to be full of combustion chamber 1 reduction combustion efficiency in a large number.

Example 5

This embodiment is further preferred on the basis of embodiment 1, second filter screen 161, activated carbon filter layer 162 and photocatalyst filter screen 163 are sequentially arranged in filter device 16, second filter screen 161 can intercept dust particles carried in the gas, activated carbon filter layer 162 can effectively remove peculiar smell in the gas, and adsorb heavy metal and organic matter, and has high-efficiency adsorption capacity for toxic and harmful gases such as benzene, formaldehyde, ammonia, and the like, and can effectively remove gaseous pollutants and harmful malodorous substances in the gas, thereby achieving the purposes of reducing pollution and purifying air, photocatalyst filter screen 163 can effectively remove harmful gases and peculiar smell such as carbon monoxide, nitrogen oxide, hydrocarbon, aldehydes, benzenes, and the like in the air, and can decompose them into harmless CO₂And H₂O, and also has the function of sterilization, thus achieving the purposes of purifying gas and decomposing harmful organic matters and finally discharging clean air.

Example 6

In this embodiment, it is further preferable on the basis of embodiment 1 that the fuel gas input pipe 3, the waste gas inlet pipe 6 and the flue gas pipe 11 are all provided with control valves, and the flow of gas in the pipeline can be controlled by setting the control valves, so that manual intervention and adjustment are conveniently realized.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; these modifications and substitutions do not cause the essence of the corresponding technical solution to depart from the scope of the technical solution of the embodiments of the present invention, and are intended to be covered by the claims and the specification of the present invention.

Claims

1. A waste gas recovery combustion heating device comprises a combustion chamber (1), and is characterized by also comprising a waste gas pipe (4), an air nozzle (5), a water tank (14) and a filtering device (16); the combustion chamber (1) is communicated with a fuel gas input pipe (3), the waste gas pipe (4) is spiral, the air nozzles (5) are uniformly arranged on the waste gas pipe (4), the lower end of the waste gas pipe (4) is communicated with a waste gas inlet pipe (6), the side surface of the waste gas inlet pipe (6) is rotatably connected with the combustion chamber (1), the upper end of the waste gas pipe (4) is fixedly connected with a rotating shaft (9), the rotating shaft (9) is fixedly connected with the output end of a servo motor (10), and the side surface of the rotating shaft (9) is rotatably connected with the combustion chamber (1); the combustion chamber (1) top intercommunication flue gas pipe (11), flue gas pipe (11) and water tank (14) intercommunication let in water tank (14) with the flue gas in combustion chamber (1), outlet duct (15) intercommunication filter equipment (16) are passed through at water tank (14) top, the one end that outlet duct (15) were kept away from in filter equipment (16) is equipped with delivery pipe (17).

2. An exhaust gas recovery combustion heating apparatus as claimed in claim 1, characterized in that a first sieve (7) is provided in the exhaust gas inlet pipe (6).

3. An exhaust gas recovery combustion heating apparatus according to claim 1, wherein an insulating layer (2) is provided outside the combustion chamber (1).

4. A flue gas recovery, combustion and heating apparatus as claimed in claim 1, wherein said flue gas duct (11) is provided with an induced draft fan (12).

5. An exhaust gas recovery combustion heating apparatus according to claim 1, wherein a second filter screen (161), an activated carbon filter layer (162) and a photocatalyst filter screen (163) are provided in the filter device (16) in this order.

6. An exhaust gas recovery combustion heating apparatus according to claim 1, wherein the fuel gas input pipe (3), the exhaust gas inlet pipe (6) and the flue gas pipe (11) are provided with control valves.

7. An exhaust gas recovery combustion heating device according to claim 1, characterized in that the exhaust gas inlet pipe (6) and the rotating shaft (9) are rotatably connected with the combustion chamber (1) through bearings (8).