CN212805643U - Oxyhydrogen gas and BDO tar mix jetter - Google Patents

Abstract

The utility model discloses a oxyhydrogen gas mixes jetter with BDO tar, oxyhydrogen gas nozzle including the oxyhydrogen gas nozzle of central point position, atomizing BDO tar nozzle and outside position, the oxyhydrogen gas nozzle of central point position the oxyhydrogen gas nozzle of atomizing BDO tar nozzle and outside position adopts concentric sleeve pipe form to constitute wholly. The utility model discloses oxyhydrogen gas and BDO tar mix the jetter and spout into oxyhydrogen gas through concentric sleeve pipe in fuel center and periphery, mix fuel and oxyhydrogen gas, can utilize oxyhydrogen gas burning characteristics, improve the firing performance of fuels such as BDO tar, heavy oil, improve the burn-out rate, abundant with combustion-supporting air burning, improve heat utilization and rate, reduce the pollutant and discharge.

Description

Oxyhydrogen gas and BDO tar mix jetter

Technical Field

The utility model relates to a combustor technical field of industry heating especially relates to a oxyhydrogen gas and BDO tar mix blowout device.

Background

BDO tar is a fuel mainly containing alcohols, and exists in liquid or solid form. Compared with the same heat quantity, BDO tar and light oil, heavy oil, natural gas and liquefied gas have obvious economic comparability, the advantages of BDO tar fuel have attracted attention in the industry, but the technical difficulty of using the BDO tar fuel as fuel is large, and the fuel which is comparable to diesel oil and natural gas phase needs technical research and practice.

At present, a burner mainly using liquid fuel needs to form tiny particles through atomization and then perform mixed combustion with an oxidant so as to obtain a completely mixed and evenly combusted effect, and the liquid fuel used in an industrial furnace mainly comprises: light oil, heavy oil, coal water slurry, etc., and also alcohol oil having low viscosity is used as an example of the liquid fuel. In the prior art, oil pressure self atomization is generally adopted for light oil, compressed air or steam atomization is generally adopted for heavy oil, and the heavy oil is mixed with combustion air and then enters a furnace to be combusted, so that the heating requirement is met. Because the emission of flue gas generated during combustion does not meet the current emission standard of the industrial furnace due to the limitation of fuel conditions, less liquid fuel is considered when the industrial furnace is reconstructed or newly built. For example: heavy oil and BDO tar with high heat value and low price are rarely effectively applied.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem of main solution provides a oxyhydrogen gas and BDO tar mix jetter, can utilize oxyhydrogen gas burning characteristics, improves the performance of lighting a fire of fuel such as BDO tar, heavy oil, improves the burn-out rate, enables BDO tar and replaces fuel such as light oil, natural gas and liquefied gas, reduces the fuel cost, and the steam after the oxyhydrogen gas burning can the catalytic carbon particle, can reduce the carbon black in the flue gas, and the reduction pollutant discharges, alleviates the environmental protection pressure.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a oxyhydrogen gas and BDO tar mix ejecting device, including the oxyhydrogen gas nozzle of central point position, atomizing BDO tar nozzle and the oxyhydrogen gas nozzle of outside position, the oxyhydrogen gas nozzle of central point position, atomizing BDO tar nozzle and the oxyhydrogen gas nozzle of outside position adopt concentric sleeve pipe form to constitute wholly.

In a preferred embodiment of the present invention, the central oxyhydrogen nozzle, the atomized BDO tar nozzle, and the outer oxyhydrogen nozzle are sequentially assembled, the central oxyhydrogen nozzle is located on the central axis, and the outer oxyhydrogen nozzle is located on the outermost side.

In a preferred embodiment of the present invention, the nozzle of the oxyhydrogen gas nozzle at the central position, the nozzle of the oxyhydrogen gas nozzle at the outer side position, and the nozzle of the atomized BDO tar nozzle are located at the same end, and the position relationship of the injection routes of the three nozzles is set to be parallel or cross.

In a preferred embodiment of the present invention, the central oxyhydrogen gas nozzle has a single-hole or multi-hole structure.

In a preferred embodiment of the present invention, the atomized BDO tar nozzle is a compressed air atomized BDO tar nozzle or a steam atomized BDO tar nozzle.

In a preferred embodiment of the present invention, the atomized BDO tar nozzle is an internal mixing atomized spray structure or an external mixing atomized spray structure.

In a preferred embodiment of the present invention, the atomizing BDO tar nozzle is an internal mixing atomizing and spraying structure, which includes a BDO tar passage, an atomizing air compressed air passage and an atomizing and mixing chamber, the BDO tar passage and the atomizing air compressed air passage are respectively communicated with the atomizing and mixing chamber, and the atomizing and mixing chamber is communicated with the nozzle.

In a preferred embodiment of the present invention, the oxyhydrogen nozzle at the center and the atomized BDO tar nozzle are integrally formed, and are pressed by the pressing sleeve, and the front and rear positions are moved by the adjusting device.

In a preferred embodiment of the present invention, the adjusting device comprises left and right screw joints, one end of the left and right screw joints is connected to the oxyhydrogen gas nozzle at the central position and the integrated structure of the atomized BDO tar nozzle, and the other end of the left and right screw joints is connected to the pressing sleeve.

In a preferred embodiment of the present invention, the oxyhydrogen passage at the center position and the oxyhydrogen passage at the outer position are independently separated from other medium passages.

The utility model has the advantages that: the utility model discloses oxyhydrogen gas and BDO tar mix the jetter and spout into oxyhydrogen gas through concentric sleeve pipe in fuel center and periphery, mix fuel and oxyhydrogen gas, can utilize oxyhydrogen gas burning characteristics, improve the firing performance of fuels such as BDO tar, heavy oil, improve the burn-out rate, abundant with combustion-supporting air burning, improve heat utilization and rate, reduce the pollutant and discharge.

Drawings

FIG. 1 is a schematic perspective view of a preferred embodiment of the apparatus for mixing and ejecting oxyhydrogen gas and BDO tar according to the present invention;

FIG. 2 is a view showing the internal structure of the oxyhydrogen gas/BDO tar mixture ejection device shown in FIG. 1;

fig. 3 is a detailed diagram of the internal structure of fig. 2.

The parts in the drawings are numbered as follows:

1. a centrally located oxyhydrogen nozzle; 2. An atomized BDO tar nozzle; 3. moving the adjusting device; 4. a oxyhydrogen nozzle at an outer position;

the internal elements in the drawings are numbered as follows:

1-1 central oxyhydrogen interface;

1-2 central oxyhydrogen gas channel;

1-3 center hydrogen-oxygen gas spray holes;

2-1 BDO tar interface;

2-2 air compressed air interface;

2-3 BDO tar channels;

2-4 atomizing air passages;

2-5 BDO tar jets;

2-6 atomizing air nozzles;

2-7 atomizing air sealing grooves;

2-8 emulsification mixing chambers;

2-9 spraying holes for emulsified mixed liquor;

3-1 sealing ring;

3-2, pressing the sleeve;

3-3 of left and right screwed joints;

3-4 guide rods;

4-1 outer hydrogen-oxygen interface;

4-2 outer hydrogen-oxygen gas channel;

4-3 hydrogen and oxygen spraying holes on the outer side.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Please refer to fig. 1, fig. 2 and fig. 3: the embodiment of the utility model provides an include:

a oxyhydrogen gas and BDO tar mixed ejection device comprises: a oxyhydrogen nozzle 1 at the central position, an atomized BDO tar nozzle 2, a mobile adjusting device 3 and an oxyhydrogen nozzle 4 at the outer side position; the oxyhydrogen nozzle 1 at the central position, the atomized BDO tar nozzle 2 and the oxyhydrogen nozzle at the outer side position form a whole in a concentric sleeve mode. The oxyhydrogen gas nozzle 1 at the center in the embodiment is arranged at the coaxial center of the oxyhydrogen gas and BDO tar mixing and ejecting device and passes through the atomized BDO tar nozzle 2. The movable adjusting device 3 can move the hydrogen-oxygen nozzle 1 at the center and the BDO tar nozzle 2 atomized by compressed air back and forth by rotating the left and right screwed joints 3-1.

The oxyhydrogen nozzle 1 at the central position comprises a central oxyhydrogen gas interface 1-1, a central oxyhydrogen gas channel 1-2 and a central oxyhydrogen gas spray hole 1-3, the central oxyhydrogen gas interface 1-1, the central oxyhydrogen gas channel 1-2 and the central oxyhydrogen gas spray hole 1-3 form a closed channel, the central oxyhydrogen gas channel 1-2 penetrates through the BDO tar nozzle 2 atomized by compressed air, and the central oxyhydrogen gas spray hole 1-3 sprays oxyhydrogen gas, wherein in the embodiment, the central oxyhydrogen gas spray hole 1-3 is made into a single hole.

In the embodiment, the atomized BDO tar nozzle 2 is a compressed air atomized BDO tar nozzle 2 and comprises a BDO tar connector 2-1, a BDO tar passage 2-3, a BDO tar nozzle 2-5, a compressed air connector 2-2, a compressed air passage 2-4, a compressed air nozzle 2-6, an atomized air sealing groove 2-7, an emulsion mixing chamber 2-8 and an emulsion mixed liquid nozzle 2-9. The BDO tar port 2-1, the BDO tar channel 2-3 and the BDO tar nozzle 2-5 form a BDO tar channel, and the BDO tar nozzle 2-5 is communicated with the emulsifying and mixing chamber 2-8. The compressed air interface 2-2, the compressed air channel 2-4 and the compressed air nozzle 2-6 form a compressed air channel, and the compressed air nozzle 2-6 is communicated with the emulsifying and mixing chamber 2-8. The specific process is as follows: BDO tar enters an emulsifying mixing chamber 2-8 through a BDO tar interface 2-1, a BDO tar channel 2-3 and a BDO tar nozzle 2-5; meanwhile, compressed air enters the emulsifying and mixing chamber 2-8 through a compressed air interface 2-2, a compressed air channel 2-4 and a compressed air nozzle 2-6, and a seal labyrinth is formed by atomizing air seal grooves 2-7 at the front end of the compressed air channel. And the BDO tar and the compressed air form emulsified mixed liquor in the emulsified mixing chamber 2-8, and the emulsified mixed liquor is finally sprayed out from the emulsified mixed liquor spraying holes 2-9. Optionally, the emulsified mixed liquid spray holes 2-9 are made into coaxial divergence angle equal holes. The embodiment shows the atomizing BDO tar nozzle 2 with the internal mixing atomizing and spraying structure, the atomizing BDO tar nozzle 2 can also adopt an external mixing atomizing and spraying structure, and the structure is simpler and is not illustrated. Similarly, the atomized BDO tar nozzle 2 can be a compressed air atomized BDO tar nozzle or a steam atomized BDO tar nozzle.

The oxyhydrogen nozzle 4 at the outer side position comprises an outer side oxyhydrogen interface 4-1, an outer side oxyhydrogen channel 4-2 and an outer side oxyhydrogen spray hole 4-3, the outer side oxyhydrogen interface 4-1 and the outer side oxyhydrogen channel 4-2 form a closed channel, and the oxyhydrogen is sprayed out through the outer side oxyhydrogen spray hole 4-3. Optionally, the outer oxyhydrogen gas spray holes 4-3 are made into coaxial contraction angle equal holes which form coaxial intersection angles with the emulsion mixed liquid spray holes 2-9.

As shown in fig. 1, the oxyhydrogen gas and BDO tar mixed ejection device of the present embodiment is integrally of a cylindrical structure, the nozzle (central oxyhydrogen gas nozzle hole 1-3) of the oxyhydrogen gas nozzle at the central position, the nozzle (outer oxyhydrogen gas nozzle hole 4-3) of the oxyhydrogen gas nozzle at the outer position, and the nozzle (emulsified mixed solution nozzle hole 2-9) of the atomized BDO tar nozzle are located at the front end, and the rear end is provided with a central oxyhydrogen gas port 1-1, a BDO tar port 2-1, a compressed air port 2-2, and an outer oxyhydrogen gas port 4-1, in the present embodiment, the central oxyhydrogen gas port 1-1 is located at the rear end surface, and the BDO tar port 2-1, the compressed air port 2-2, and the outer oxyhydrogen gas port 4-1 are sequentially located at the side. The mobile adjusting device 3 is arranged between the compressed air interface 2-2 and the outer hydrogen-oxygen interface 4-1.

Referring to fig. 2 and 3, the movement adjusting device 3 includes a sealing ring 3-1, a pressing sleeve 3-2, a left and right screw joint 3-3, and a guide rod 3-4. The pressing sleeve 3-2 is sleeved outside the atomized BDO tar nozzle 2. The sealing ring 3-1 is matched and sealed with the oxyhydrogen nozzle 4 at the outer side position and the pressing sleeve 3-2, one end of the left and right threaded connectors 3-3 is connected with the pressing sleeve 3-2, the other end of the left and right threaded connectors 3-3 is connected with the atomized BDO tar nozzle 2, one end of the guide rod 3-4 is connected with the compressed air atomized BDO tar nozzle 2, and the other end of the guide rod 3-4 is connected with the oxyhydrogen nozzle 4 at the outer side position. The left and right screw joints 3-3 can be rotated to retract or extend the distance between the BDO tar nozzle 2 atomized by compressed air and the oxyhydrogen nozzle 4 at the outer position during adjustment.

The utility model discloses oxyhydrogen gas and BDO tar mix the jetter, can make oxyhydrogen gas and BDO tar, fuel such as heavy oil mix the blowout in grades, mix with outside combustion air again and constitute the combustor, and simple to operate, simple structure, burning safe and reliable. Through the mode, the ignition performance of fuels such as BDO tar, heavy oil and the like can be improved by utilizing the characteristics of oxyhydrogen, and the burnout rate is improved. The high-heat-value and low-price fuels such as BDO tar and heavy oil are fully utilized, the fuel cost is saved, the water vapor generated after the combustion of the oxyhydrogen gas can catalyze carbon particles, the carbon black in the smoke can be reduced, the pollutant emission is reduced, and the environmental protection pressure is reduced.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are usually placed when used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (9)

1. The utility model provides a oxyhydrogen gas and BDO tar mix jetter, its characterized in that, includes the oxyhydrogen gas nozzle of central point position, atomizing BDO tar nozzle and the oxyhydrogen gas nozzle of outside position, the oxyhydrogen gas nozzle of central point position, atomizing BDO tar nozzle and the oxyhydrogen gas nozzle of outside position adopt concentric sleeve pipe form to constitute wholly.

2. The oxyhydrogen gas and BDO tar mixed ejection device according to claim 1, wherein the central oxyhydrogen gas nozzle, the atomized BDO tar nozzle, and the outer oxyhydrogen gas nozzles are sequentially nested, the central oxyhydrogen gas nozzle is located at the central axis, and the outer oxyhydrogen gas nozzle is located at the outermost side.

3. The oxyhydrogen gas and BDO tar mixing and ejection device according to claim 1, wherein the central oxyhydrogen gas nozzle, the outer oxyhydrogen gas nozzle and the atomized BDO tar nozzles are located at the same end, and the three nozzles are arranged in parallel or cross-linked spray paths.

4. The oxyhydrogen gas and BDO tar mixed ejection device according to claim 1, wherein the central oxyhydrogen gas nozzle has a single-hole or multi-hole structure.

5. The oxyhydrogen gas and BDO tar mixed ejection device according to claim 1, wherein the atomized BDO tar nozzle is a compressed air atomized BDO tar nozzle or a steam atomized BDO tar nozzle.

6. The oxyhydrogen gas and BDO tar mixing and ejection device according to claim 1, wherein the atomized BDO tar nozzle is an internal mixing atomization ejection structure or an external mixing atomization ejection structure.

7. The oxyhydrogen gas and BDO tar mixed ejection device according to claim 6, wherein the atomized BDO tar nozzle is an internal mixing atomized ejection structure, and comprises a BDO tar passage, an atomized air compressed air passage and an atomized mixing chamber, wherein the BDO tar passage and the atomized air compressed air passage are respectively communicated with the atomized mixing chamber, and the atomized mixing chamber is communicated with the nozzle.

8. The oxyhydrogen gas and BDO tar mixed ejection device according to claim 1, wherein the central oxyhydrogen gas nozzle and the atomized BDO tar nozzle are integrated into a whole, pressed by a pressing sleeve, and moved to front and rear positions by an adjusting device.

9. The oxyhydrogen gas and BDO tar mixed ejection device according to claim 8, wherein the adjustment device comprises left and right screw joints, one end of the left and right screw joints is connected with the integrated structure of the central oxyhydrogen gas nozzle and the atomized BDO tar nozzle, and the other end of the left and right screw joints is connected with the pressing sleeve.

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