CN214198656U

CN214198656U - Oxyhydrogen flame burning torch

Info

Publication number: CN214198656U
Application number: CN202022941867.0U
Authority: CN
Inventors: 毛白余; 刘磊
Original assignee: Hunan Shichun New Energy Co ltd
Current assignee: Hunan Shichun New Energy Co ltd
Priority date: 2020-05-10
Filing date: 2020-12-11
Publication date: 2021-09-14
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a oxyhydrogen flame burning torch, including preventing the mixed high-speed shower nozzle of tempering, hydrogen tank, the oxygen jar, place the case, oxygen conveyer pipe and hydrogen conveyer pipe, hydrogen tank and oxygen jar are located and are placed the incasement, oxygen conveyer pipe and hydrogen conveyer pipe are connected the oxygen jar respectively and are prevented the mixed high-speed shower nozzle of tempering and hydrogen tank and prevent the mixed high-speed shower nozzle of tempering, prevent that the mixed high-speed shower nozzle of tempering includes the oxygen connector, the hydrogen connector, oxyhydrogen hybrid chamber and flame spray head, oxygen connector and hydrogen connector all are connected with the oxyhydrogen hybrid chamber, flame spray head and oxyhydrogen hybrid chamber are connected, be equipped with the pressure boost hybrid path and the diffusion mouth of mutual intercommunication in the flame spray head, pressure boost hybrid path and oxyhydrogen hybrid chamber UNICOM. The utility model belongs to the gas burning torch field specifically is one kind through producing the vacuum state with hydrogen and oxygen intensive mixing to can improve energy utilization with great speed blowout, and can prevent the oxyhydrogen flame burning torch of the condition of backfire explosion.

Description

Oxyhydrogen flame burning torch

Technical Field

The utility model belongs to the technical field of the gas burning torch, specifically indicate an oxyhydrogen flame burning torch.

Background

In the metallurgical industry, the gas cutting torch is used for cutting large-volume metal blocks, the gas source generally adopts mineral gas, such as acetylene, methane and the like, compared with the cutting torch which uses hydrogen-oxygen mixed gas as the gas source, the gas source of the mineral gas cutting torch adopting the mineral gas has high cost, and the cut is larger, because the flame concentration of the cutting torch adopting the mineral gas is insufficient, and metal chips blown away from the cut are generally treated as metal waste residues and are difficult to reuse, and for a large-scale metallurgical enterprise, the direct loss caused by the insufficient utilization of resources is also very remarkable;

for the prior art cutting torch using oxyhydrogen mixed gas, the combustion speed of the oxyhydrogen mixed gas is extremely high, the backfire is easy to occur to cause explosion or detonation when the fire is shut down, even if the explosion or detonation phenomenon does not cause serious consequences, the explosion or detonation phenomenon can have great influence on other production equipment on site, the cutting torch needs to be shut down for maintenance in actual production, the actual production efficiency is often directly influenced, and in the ignition process, when the flow rate of the oxyhydrogen gas is low, the backfire phenomenon can occur.

SUMMERY OF THE UTILITY MODEL

To the circumstances, for overcoming prior art's defect, the utility model provides a through producing vacuum state with hydrogen and oxygen intensive mixing to can improve energy utilization with great speed blowout, and through detachable hydrogen connector setting, reduce the concentration of hydrogen under the mixture of outside air, prevent the oxyhydrogen flame burning torch of the condition of tempering explosion.

The utility model adopts the following technical scheme: the utility model relates to a oxyhydrogen flame burning torch, which comprises an anti-backfire mixing high-speed spray head, a hydrogen tank, an oxygen tank, a placing box, an oxygen conveying pipe and a hydrogen conveying pipe, wherein the hydrogen tank and the oxygen tank are arranged in the placing box, the oxygen conveying pipe is connected with the oxygen tank and the anti-backfire mixing high-speed spray head, the hydrogen conveying pipe is connected with the hydrogen tank and the anti-backfire mixing high-speed spray head, the anti-backfire mixing high-speed spray head comprises an oxygen connector, a hydrogen connector, an oxyhydrogen mixing cavity and a flame spray head, the oxygen connector and the hydrogen connector are respectively connected with the oxygen conveying pipe and the hydrogen conveying pipe, the oxyhydrogen mixing cavity is a hollow cavity, the oxygen connector and the hydrogen connector are both connected with the oxyhydrogen mixing cavity, the flame spray head is connected with the oxyhydrogen mixing cavity, a pressurizing mixing passage and a diffusion opening are arranged in the flame spray head, the pressurizing mixing passage is communicated with the diffusion opening, the pressurizing mixing passage is communicated with the hydrogen-oxygen mixing cavity.

Furthermore, the aperture of the pressurizing mixing channel is smaller than the aperture of the hydrogen-oxygen mixing cavity and the aperture of the diffusion opening, after hydrogen and oxygen enter the pressurizing mixing channel from the hydrogen-oxygen mixing cavity, the aperture of the pressurizing mixing channel is smaller, so that a vacuum state is formed, the hydrogen and the oxygen are fully mixed under the vacuum action, the pressure is increased, the hydrogen and the oxygen are sprayed out at a higher speed, and the energy utilization degree is higher.

Further, for can dismantling the connection between hydrogen connector and the oxyhydrogen hybrid chamber, when needing to turn off the fire, pull down the hydrogen connector can, remaining hydrogen can directly discharge outside, reduces the concentration of hydrogen under the mixing of outside air, the condition of tempering explosion can not appear.

Further, the oxygen conveying pipe and the hydrogen conveying pipe are both provided with switch valves.

Furthermore, a sealing ring is arranged on the hydrogen connector.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme oxyhydrogen flame burning torch makes between hydrogen and the oxygen fully mixable through setting up oxyhydrogen hybrid chamber and pressure boost hybrid path to produce vacuum state through pressure boost hybrid path with hydrogen and oxygen intensive mixing, and can improve energy utilization rate with great speed blowout through pressure boost hybrid path increase pressure, and through detachable hydrogen connector setting, reduce the concentration of hydrogen under the mixing of outside air, prevent the condition of tempering explosion.

Drawings

FIG. 1 is a schematic view of the overall structure of an oxyhydrogen flame cutting torch according to the present invention;

FIG. 2 is a sectional view of the anti-backfire mixed high-speed nozzle of the oxyhydrogen flame cutting torch of the utility model.

The anti-backfire mixing high-speed sprayer comprises an anti-backfire mixing high-speed sprayer body 1, a hydrogen tank 2, an oxygen tank 3, an oxygen tank 4, a placing box 5, an oxygen conveying pipe 6, a hydrogen conveying pipe 7, an oxygen connector 8, a hydrogen connector 9, an oxygen-hydrogen mixing cavity 10, a flame sprayer body 11, a pressurizing mixing channel 12, a diffusion opening 13, a switch valve 14 and a sealing ring.

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

As shown in the figures 1-2, the utility model relates to an oxyhydrogen flame cutting torch, which comprises an anti-backfire mixing high-speed nozzle 1, a hydrogen tank 2, an oxygen tank 3, a placing box 4, an oxygen conveying pipe 5 and a hydrogen conveying pipe 6, wherein the hydrogen tank 2 and the oxygen tank 3 are arranged in the placing box 4, the oxygen conveying pipe 5 is connected with the oxygen tank 3 and the anti-backfire mixing high-speed nozzle 1, the hydrogen conveying pipe 6 is connected with the hydrogen tank 2 and the anti-backfire mixing high-speed nozzle 1, the anti-backfire mixing high-speed nozzle 1 comprises an oxygen connector 7, a hydrogen connector 8, an oxyhydrogen mixing chamber 9 and a flame nozzle 10, the oxygen connector 7 and the hydrogen connector 8 are respectively connected with the oxygen conveying pipe 5 and the hydrogen conveying pipe 6, the oxyhydrogen mixing chamber 9 is a hollow cavity, the oxygen connector 7 and the hydrogen connector 8 are both connected with the oxyhydrogen mixing chamber 9, the flame nozzle, the flame nozzle 10 is internally provided with a pressurizing mixing passage 11 and a diffusion opening 12, the pressurizing mixing passage 11 is communicated with the diffusion opening 12, and the pressurizing mixing passage 11 is communicated with the hydrogen-oxygen mixing cavity 9.

Wherein, the aperture of the pressurizing mixing passage 11 is smaller than the aperture of the hydrogen-oxygen mixing cavity 9 and the aperture of the diffusion opening 12; the hydrogen connector 8 is detachably connected with the hydrogen-oxygen mixing chamber 9; the oxygen conveying pipe 5 and the hydrogen conveying pipe 6 are both provided with a switch valve 13; and a sealing ring 14 is arranged on the hydrogen connector 8.

During the specific use, the staff opens switch valve 13 when using, oxygen and hydrogen are defeated from oxygen jar 3 and hydrogen jar 2 in and are carried to oxyhydrogen hybrid chamber 9 through oxygen conveyer pipe 5 and hydrogen conveyer pipe 6, carry out preliminary mixing and then get into in the less pressure boost hybrid path 11 in the aperture, because 11 bores of pressure boost hybrid path are less, form vacuum state, with hydrogen and oxygen intensive mixing and increase pressure under the vacuum effect, spout from diffusion mouth 12 with great speed, the energy utilization degree is higher, when needing to shut down the fire, pull down hydrogen connector 8 can, remaining hydrogen can directly discharge outside, reduce the concentration of hydrogen under the mixing of outside air, the condition of tempering explosion can not appear.

It is 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.

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.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides an oxyhydrogen flame burning torch which characterized in that: comprises an anti-backfire mixing high-speed spray head, a hydrogen tank, an oxygen tank, a placing box, an oxygen conveying pipe and a hydrogen conveying pipe, the hydrogen tank and the oxygen tank are arranged in the placing box, the oxygen conveying pipe is connected with the oxygen tank and the anti-backfire mixing high-speed spray head, the hydrogen conveying pipe is connected with a hydrogen tank and an anti-backfire mixing high-speed spray head, the anti-backfire mixing high-speed spray head comprises an oxygen connector, a hydrogen connector, an oxygen-hydrogen mixing cavity and a flame spray head, the oxygen connector and the hydrogen connector are respectively connected with the oxygen conveying pipe and the hydrogen conveying pipe, the hydrogen-oxygen mixing cavity is a hollow cavity, the oxygen connector and the hydrogen connector are both connected with the hydrogen-oxygen mixing cavity, the flame spray head is connected with the hydrogen-oxygen mixing cavity, the flame nozzle is internally provided with a pressurizing mixing passage and a diffusion opening, the pressurizing mixing passage is communicated with the diffusion opening, and the pressurizing mixing passage is communicated with the hydrogen-oxygen mixing cavity.

2. The oxyhydrogen flame cutting gun according to claim 1, characterized in that: the aperture of the pressurizing mixing channel is smaller than the aperture of the hydrogen-oxygen mixing cavity and the aperture of the diffusion opening.

3. The oxyhydrogen flame cutting gun according to claim 1, characterized in that: the hydrogen connector is detachably connected with the hydrogen-oxygen mixing cavity.

4. The oxyhydrogen flame cutting gun according to claim 1, characterized in that: and the oxygen conveying pipe and the hydrogen conveying pipe are both provided with switch valves.

5. The oxyhydrogen flame cutting gun according to claim 1, characterized in that: and a sealing ring is arranged on the hydrogen connector.