CN209909959U

CN209909959U - Methane combustion device

Info

Publication number: CN209909959U
Application number: CN201920734625.9U
Authority: CN
Inventors: 秦英林; 孙亮华; 梁冰; 张仕鼎; 周磊; 苏党林; 胡小山; 吴桐; 翟延婷; 刘艳乾
Original assignee: Muyuan Foods Co Ltd
Current assignee: Muyuan Foods Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-01-07
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a biogas combustion device, which comprises a first pipeline connected with a gas outlet of a biogas digester; the second pipeline is connected with the first pipeline and provided with a combustion assembly, a water seal device is arranged between the first pipeline and the second pipeline, the combustion assembly comprises an inner combustion chamber used for combustion and a diffusion port arranged in parallel with the inner combustion chamber, and therefore biogas at the diffusion port is ignited when in contact with flame of the inner combustion chamber. Use the utility model provides a biogas combustion apparatus is provided with the water seal ware between first pipeline and the second pipeline to avoid the flame backward flow, through setting up the diffusion mouth that sets up side by side with interior combustion chamber, because the diffusivity of marsh gas and burning high temperature make the marsh gas of diffusion mouth department be ignited when contacting with the flame of interior combustion chamber, guarantee the high flow burning of marsh gas, improve work efficiency.

Description

Methane combustion device

Technical Field

The utility model relates to a new forms of energy technical field, more specifically say, relate to a marsh gas burner.

Background

The biogas is a combustible gas formed by fermenting organic matters by microorganisms under anaerobic conditions, mainly comprises methane, nitrogen and carbon dioxide, has the methane content of 45-65 percent, is a harmful greenhouse gas, and can pollute the atmospheric environment when being directly discharged. Therefore, the biogas needs to be treated and then can be discharged.

With the national emphasis on environmental protection and the improvement of national environmental awareness, biogas generated in the production process of a large number of domestic enterprises needs a more environment-friendly treatment mode. At present, a more methane treatment mode is combustion discharge, but a series of problems of high manufacturing cost, low flow, potential safety hazard to air combustion and the like generally exist in combustion equipment.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a biogas combustion device to solve the problems of low flow rate and incomplete combustion of the existing combustion equipment.

In order to achieve the above object, the utility model provides a following technical scheme:

a biogas combustion apparatus comprising:

the first pipeline is connected with a gas outlet of the methane tank;

with first pipeline connection just is equipped with combustion assembly's second pipeline, first pipeline with be equipped with the water seal ware between the second pipeline, combustion assembly including be used for the burning the interior combustion chamber and with the diffusion mouth that the interior combustion chamber set up side by side, so that marsh gas of diffusion mouth department with be ignited when the flame contact of interior combustion chamber.

Preferably, an outer sleeve for resisting cross wind is arranged above the inner combustion chamber, and a metal wire for reburning is arranged in the outer sleeve.

Preferably, a third pipeline is arranged below the second pipeline, a flame arrester is arranged between the second pipeline and the third pipeline, and the second pipeline is connected with the first pipeline through the third pipeline.

Preferably, the water seal device comprises a box body for water seal, the first pipeline and the third pipeline are both arranged in the box body, the first pipeline is provided with an air outlet buried in water, and the third pipeline is provided with an air vent for biogas to pass through.

Preferably, one end of the third pipeline, which is far away from the first pipeline, penetrates through the box body and is grounded.

Preferably, the bottom of the box body is provided with a plurality of support feet for supporting, and the plurality of support feet are uniformly arranged along the bottom of the box body.

Preferably, a liquid level observation device for observing the water level is arranged on the box body.

Preferably, the liquid level observation device is embodied as a liquid level meter or a liquid level observation tube.

The utility model provides a methane combustion device, which comprises a first pipeline connected with a gas outlet of a methane tank; the second pipeline is connected with the first pipeline and provided with a combustion assembly, a water seal device is arranged between the first pipeline and the second pipeline, the combustion assembly comprises an inner combustion chamber used for combustion and a diffusion port arranged in parallel with the inner combustion chamber, and therefore biogas at the diffusion port is ignited when in contact with flame of the inner combustion chamber.

Use the utility model provides a biogas combustion apparatus is provided with the water seal ware between first pipeline and the second pipeline to avoid the flame backward flow, through setting up the diffusion mouth that sets up side by side with interior combustion chamber, because the diffusivity of marsh gas and burning high temperature make the marsh gas of diffusion mouth department be ignited when contacting with the flame of interior combustion chamber, guarantee the high flow burning of marsh gas, improve work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a biogas combustion device provided by an embodiment of the present invention.

The drawings are numbered as follows:

the device comprises a diffusion opening 1, a second pipeline 2, a flame arrester 3, a box body 4, a liquid level observation pipe 5, a third pipeline 6, a vent hole 7, a first pipeline 8, an outer sleeve 9, a metal wire 10 and an inner combustion chamber 11.

Detailed Description

The embodiment of the utility model discloses marsh gas burner to solve current combustion apparatus flow low, the incomplete scheduling problem of burning.

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, fig. 1 is a schematic structural diagram of a biogas combustion device according to an embodiment of the present invention.

In a specific embodiment, the biogas combustion device provided by the utility model comprises a first pipeline 8 connected with a gas outlet of a biogas digester; the second pipeline 2 is connected with the first pipeline 8 and provided with a combustion assembly, a water seal device is arranged between the first pipeline 8 and the second pipeline 2, the combustion assembly comprises an inner combustion chamber 11 used for combustion and a diffusion port 1 arranged in parallel with the inner combustion chamber 11, and therefore biogas at the diffusion port 1 is ignited when being in contact with flame of the inner combustion chamber 11.

One end and the biogas piping connection of first pipeline 8, be equipped with the water seal ware between first pipeline 8 and the second pipeline 2, it does not directly link to each other and effectively avoids the pipeline tempering, interior combustion chamber 11 is preferred upwards to be set up, combustion assembly still is equipped with the diffusion mouth 1 with interior combustion chamber 11 parallel arrangement setting, be equipped with between diffusion mouth 1 and the interior combustion chamber 11 and predetermine the distance, when marsh gas through first pipeline, when second pipeline 2 gets into interior combustion chamber 11 and begins the burning, the marsh gas contact flame of diffusion mouth 1 department also can be ignited, realize the high flow burning.

Use the utility model provides a biogas combustion device is provided with the water seal ware between first pipeline 8 and the second pipeline 2 to avoid the flame backward flow, through setting up the diffusion mouth 1 that sets up side by side with interior combustion chamber 11, because the diffusivity of marsh gas and burning high temperature, the marsh gas of feasible diffusion mouth 1 department is ignited when contacting with the flame of interior combustion chamber 11, guarantees the high flow burning of marsh gas, improves work efficiency.

Specifically, an outer sleeve 9 for resisting cross wind is arranged above the inner combustion chamber 11, and a metal wire 10 for reburning is arranged in the outer sleeve 9. The outer sleeve 9 is arranged on the inner combustion chamber 11, the diameter of the outer sleeve 9 is preferably larger than that of the inner combustion chamber 11 so as to be fully contacted with air, the metal wires 10 are arranged in the outer sleeve 9, the metal wires 10 are preferably spiral metal iron wires, the temperature rises after heating, when high flame is extinguished, the methane is contacted with the high-temperature spiral wires and then is ignited again, flameout is avoided, and flameout can also be avoided when the methane flows out discontinuously. Wherein the outer sleeve 9 and the wire 10 are preferably welded or, in an embodiment, may be integrally formed, all within the scope of the present invention.

Further, a third pipeline 6 is arranged below the second pipeline 2, a flame arrester 3 is arranged between the second pipeline 2 and the third pipeline 6, the second pipeline 2 is connected with the first pipeline 8 through the third pipeline 6, and the third pipeline 6 is connected with a water seal device. The second pipeline 2 and the third pipeline 6 are connected through a flange, and an anti-detonation flame arrester 3 is preferably arranged at the upper end of the water seal. The above-mentioned mode of setting up is convenient for the dismouting, reduces cost of maintenance, and can satisfy different emission demands according to burning demand adjusting device height, and water seal ware and burning group price can independent setting to convenient equipment and maintenance.

Furthermore, the water seal device comprises a box body 4 for water seal, a first pipeline 8 and a third pipeline 6 are both arranged in the box body 4, the first pipeline 8 is provided with an air outlet buried in water, and the third pipeline 6 is provided with an air vent 7 for biogas to pass through. The upper end of third pipeline 6 is connected with second pipeline 2, the lower extreme is sealed and stretches into the aquatic in box 4, and be equipped with a plurality of air vents 7 on the third pipeline 6, air vent 7 is preferably evenly set up on the wall of third pipeline 6, marsh gas passes through the fan and pumps behind first pipeline 8, marsh gas overflows from the aquatic of box 4, because marsh gas's gas density is little, so marsh gas can gather in the top of box 4, air vent 7 from third pipeline 6 setting gets into third pipeline 6, then get into to the combustion portion through second pipeline 2, carry out combustion processing, because first pipeline 8 and second pipeline 2 are not lug connection, and the export of third pipeline 6 stretches into the aquatic, the pipeline tempering has effectively been avoided.

Wherein, the box 4 of water seal is connected with the lightning conductor of ground connection, and the junction of each part of combustion assembly is equipped with the graphite gasket, and it is lightning-arrest to introduce the earth connection in the stabilizer blade department of water seal, adopts the graphite gasket to play good electrically conductive effect.

Preferably, the end of the third conduit 6 remote from the first conduit 8 is arranged to be earthed through the tank 4. The third pipeline 6 penetrates through the box body 4 and is fixedly grounded, and is not in direct contact with the bottom of the box body 4, so that the third pipeline 6 and the weight of the combustion assembly are prevented from acting on the water seal device, and the bearing of the water seal device is reduced.

Wherein, the bottom of box 4 is equipped with a plurality of stabilizer blades that are used for the support, and a plurality of stabilizer blades evenly set up along the bottom of box 4. Therefore, the stability of the box body 4 is ensured, and meanwhile, the lower end of the third pipeline 6 is convenient to be connected with the ground.

Specifically, be equipped with the liquid level observation device that is used for surveing the water level on the box 4, liquid level observation device specifically is level gauge or liquid level observation pipe 5 to survey the water level change in the box 4, in time moisturizing.

In a specific implementation mode, the combustion assembly passes through the water seal ware and is connected with the gas outlet of methane-generating pit, burns marsh gas through combustion assembly, and diffusion mouth 1 increases the flow, and the combustion assembly after the increase flow can carry out marsh gas burning fast and handle, and combustion efficiency is high, can eliminate harmful gas, avoids polluting the atmospheric environment, avoids flame to flow back in the pipeline through the water seal ware and spreads formation potential safety hazard.

The device can resist cross wind, prevent fire extinguishment and ensure high-flow combustion, adopts a combined structure to facilitate disassembly and assembly, reduces the maintenance cost, and can adjust the height of a torch according to the combustion requirement to realize different discharge heights; the anti-backfire design can avoid flame backflow; the grounding lightning protection design reduces the potential safety hazard and ensures the use safety; and the biogas generated by anaerobic fermentation is treated, so that the influence on the atmospheric environment is avoided.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A biogas combustion device, comprising:

the first pipeline is connected with a gas outlet of the methane tank;

2. Biogas combustion device according to claim 1, characterized in that an outer sleeve for resisting cross wind is arranged above the inner combustion chamber, and wires for afterburning are arranged in the outer sleeve.

3. The biogas combustion device as recited in claim 2, wherein a third pipe is provided below the second pipe, a flame arrester is provided between the second pipe and the third pipe, and the second pipe is connected with the first pipe through the third pipe.

4. The biogas combustion device as recited in claim 3, wherein the water seal comprises a box for water sealing, the first pipeline and the third pipeline are both disposed in the box, the first pipeline is provided with an air outlet buried in water, and the third pipeline is provided with an air vent for biogas to pass through.

5. The biogas combustion device as recited in claim 4, wherein an end of the third pipe remote from the first pipe is disposed through the tank and grounded.

6. The biogas combustion device as recited in claim 5, wherein the bottom of the box body is provided with a plurality of support legs for supporting, and the plurality of support legs are uniformly arranged along the bottom of the box body.

7. Biogas combustion device according to claim 6, characterized in that the tank is provided with a liquid level observation device for observing the water level.

8. Biogas combustion device according to claim 7, wherein the liquid level observation device is in particular a level gauge or a liquid level observation tube.