CN211227206U - Ultrahigh-power coherent oxygen lance - Google Patents

Abstract

The utility model discloses an ultrahigh power oxygen rifle tied in a bundle, including barrel, rifle head, the barrel external fixation of hexagonal thread groove one side is provided with oxygen pipe tied in a bundle, the side one end symmetry slant of oxygen pipe tied in a bundle is equipped with first oxygen takeover, the second is taken over for oxygen, first oxygen takeover, the second is taken over for oxygen and is provided with L shape and intake the takeover, the circulating water takeover to the oxygen pipe tied in a bundle side longitudinal fixation in the outside, the side of oxygen pipe inner wall gas transmission chamber tied in a bundle is the arc form and is equipped with the supercharging oxygen groove, ring shape circulation water-cooling chamber has been seted up to the oxygen pipe inner wall tied in a bundle in the supercharging oxygen groove outside, the rifle head passes through the fixed barrel side that sets up in combustion. The utility model discloses connect oxygen, water receiving to concentrate and locate oxygen pipe a side surface tied in a bundle, convenient control when can effectively save occupation space, and take over for oxygen and locate combustion chamber one side through the pressurized oxygen groove slant, can guarantee the inside oxygen suppliment of barrel and guarantee the combustion performance of oxygen rifle when reliable in succession, excellent in use effect.

Description

Ultrahigh-power coherent oxygen lance

Technical Field

The utility model relates to an oxygen rifle technical field specifically is an ultra high power oxygen rifle tied in a bundle.

Background

The oxygen lance is a tubular device which blows high-pressure high-purity oxygen above a metal molten pool in a converter at supersonic speed and is provided with a high-pressure water cooling protection system. Also called spray gun. It is an important device for oxygen top-blown steel making. The oxygen lance is one of the main process devices in oxygen converter steelmaking, and the performance characteristics of the oxygen lance directly influence the smelting effect and the blowing time, thereby influencing the quality and the yield of steel. In the blowing process, the oxygen lance not only needs to bear the heat radiation of a high-temperature region with a fire point of about 2500 ℃, but also needs to bear the violent scouring of steel and slag, and the working condition is very severe. Therefore, the oxygen lance needs to have a firm metal structure and a strong water cooling system so as to ensure that the oxygen lance can resist high temperature, scour erosion and vibration.

The oxygen, water receiving mouth of current oxygen rifle tied in a bundle adopt a style of calligraphy range structure to locate the barrel side more, for example application number is 201820054406.1, and the name is multi-functional oxygen rifle tied in a bundle's patent when quick change not only causes the whole length of barrel to increase, is unfavorable for the oxygen, the water receiving operation when using moreover, and the practicality is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultra high power oxygen rifle tied in a bundle to solve among the prior art oxygen rifle tied in a bundle connect oxygen, water receiving mouth adopt a style of calligraphy range structure to cause the whole length of barrel to increase and be difficult to the problem of operation.

In order to achieve the above object, the utility model provides a following technical scheme: an ultrahigh-power coherent oxygen lance comprises a barrel and a lance head, wherein a hexagonal screw groove is fixedly arranged on the outer side surface of one end of the barrel through an annular groove, a coherent oxygen pipe is fixedly arranged on the outer surface of the barrel on one side of the hexagonal screw groove, a first oxygen supply connecting pipe is symmetrically and obliquely arranged at one end of the side surface of the coherent oxygen pipe, a second oxygen supply connecting pipe is symmetrically and fixedly arranged on the outer surface of one end, away from the first oxygen supply connecting pipe, of the coherent oxygen pipe, an L-shaped water inlet connecting pipe is longitudinally and fixedly arranged at one end of the side surface of the coherent oxygen pipe, away from the water inlet connecting pipe, an L-shaped circulating water is fixedly arranged at one end of the outer surface, away from one side of the water inlet connecting pipe, of the coherent oxygen pipe, a pressure increasing oxygen groove is arranged on the side surface of an inner wall gas transmission cavity of the coherent oxygen pipe in an arc shape, an annular circulating water cooling cavity is arranged on, the gun head is fixedly arranged on the side face of the gun barrel on one side of the combustion chamber through an L-shaped bent pipe.

Preferably, the gun barrel and the oxygen bundling tube are seamless steel tubes and are integrated into a whole, and the gun head is integrated with the gun barrel into a whole through the combustion chamber under the action of the bent tube.

Preferably, the inner cavity of the gun barrel is of a conical structure, one end, close to the coherent oxygen pipe, of the inner cavity of the coherent oxygen pipe is communicated with the gas transmission cavity, and one end, far away from the inner cavity of the gun barrel, of the gas transmission cavity in the inner wall of the coherent oxygen pipe is communicated with the bent pipe of the gun head through the combustion chamber.

Preferably, the first oxygen supply connecting pipe and the second oxygen supply connecting pipe have the same inner diameter, and the first oxygen supply connecting pipe and the second oxygen supply connecting pipe are respectively communicated with the pressurized oxygen tank.

Preferably, the oxygen outlet end of the pressure-increasing oxygen tank is obliquely arranged on one side of the combustion chamber, and one end of the side surface of the combustion chamber is fixedly provided with an ignition port.

Preferably, the inner diameter of the water inlet connecting pipe is larger than that of the circulating water connecting pipe, and the water inlet connecting pipe and the circulating water connecting pipe are respectively communicated with one side of the circulating water-cooling cavity.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the oxygen gun is characterized in that a first oxygen supply connecting pipe and a second oxygen supply connecting pipe are symmetrically arranged at one end of the side face of the oxygen tube in a cluster, the first oxygen supply connecting pipe and the second oxygen supply connecting pipe are arranged on the side face of the oxygen tube in the outer side of the oxygen tube in a cluster through a circulating water cooling cavity, the circulating water connecting pipe is arranged on the side face of the oxygen tube in a cluster, oxygen and water are collected and concentrated on one side surface of the oxygen tube in a cluster, occupied space can be effectively saved, meanwhile, control is facilitated, the oxygen supply connecting pipe is obliquely arranged on one side of a combustion chamber through a pressurizing oxygen groove, the combustion performance of the.

2. The barrel inner chamber is conical structure and communicates with the gas transmission chamber of oxygen pipe inner wall tied in a bundle, and the toper inner chamber more can concentrate the gas feed in order to guarantee the performance of oxygen rifle, and the circulating water cooling chamber is the annular gas transmission chamber outside of locating combustion chamber one side, can effectively solve the barrel after inside burning heat and gather the problem that influences oxygen rifle life, and the practicality is strong.

Drawings

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. In the drawings:

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

fig. 2 is a top view of the present invention;

fig. 3 is a top cross-sectional view of the present invention.

In the figure: 1. a barrel; 2. a gun head; 3. a hexagonal screw groove; 4. a cluster oxygen pipe; 5. a first oxygen supply connection pipe; 6. a second oxygen supply connection pipe; 7. a water inlet connecting pipe; 8. a circulating water connecting pipe; 9. a pressurized oxygen tank; 10. a circulating water cooling cavity; 11. a combustion chamber; 12. an ignition port.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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, 2 and 3, in an embodiment of the present invention, an ultrahigh power coherent oxygen lance includes a barrel 1 and a head 2, a hexagonal screw groove 3 is fixedly disposed on an outer side surface of one end of the barrel 1 by forming a circular groove, a coherent oxygen pipe 4 is fixedly disposed on an outer surface of the barrel 1 on one side of the hexagonal screw groove 3, a first oxygen supply connection pipe 5 is symmetrically and obliquely disposed on one end of a side surface of the coherent oxygen pipe 4, a second oxygen supply connection pipe 6 is symmetrically and fixedly disposed on an outer surface of one end of the coherent oxygen pipe 4 away from the first oxygen supply connection pipe 5, an L-shaped water inlet connection pipe 7 is longitudinally and fixedly disposed on one end of the side surface of the coherent oxygen pipe 4 outside the first oxygen supply connection pipe 5 and the second oxygen supply connection pipe 6, an L-shaped circulating water connection pipe 8 is fixedly disposed on one end of the outer surface of one side of the coherent oxygen pipe 4 away from the water inlet connection pipe 7, an annular circulating water cooling cavity 10 is formed in the inner wall of the bundled oxygen tube 4 outside the pressurizing oxygen tank 9, a combustion chamber 11 is fixedly arranged at one end, away from the hexagonal screw groove 3, of the gun barrel 1, and the gun head 2 is fixedly arranged on the side face of the gun barrel 1 on one side of the combustion chamber 11 through an L-shaped bent tube; the gun barrel 1 and the bundling oxygen pipe 4 are respectively seamless steel pipes and are integrated into a whole, and the gun head 2 is integrated with the gun barrel 1 into a whole through the combustion chamber 11 under the action of a bent pipe, so that the service performance is enhanced; the inner cavity of the gun barrel 1 is of a conical structure, one end, close to the coherent oxygen pipe 4, of the inner cavity of the coherent oxygen pipe 4 is communicated with the gas transmission cavity, and one end, far away from the inner cavity of the gun barrel 1, of the gas transmission cavity on the inner wall of the coherent oxygen pipe 4 is communicated with the bent pipe of the gun head 2 through the combustion chamber 11, so that the angle control requirement of the oxygen gun during use is met; the first oxygen supply connecting pipe 5 and the second oxygen supply connecting pipe 6 have the same inner diameter, and the first oxygen supply connecting pipe 5 and the second oxygen supply connecting pipe 6 are respectively communicated with the pressurized oxygen tank 9, so that continuous and reliable oxygen supply is ensured; the oxygen outlet end of the pressurizing oxygen tank 9 is obliquely arranged on one side of the combustion chamber 11, and one end of the side surface of the combustion chamber 11 is fixedly provided with an ignition port 12, so that the use is convenient; the inner diameter of the water inlet connecting pipe 7 is larger than that of the circulating water connecting pipe 8, the water inlet connecting pipe 7 and the circulating water connecting pipe 8 are respectively communicated with one side of the circulating water cooling cavity 10, and the condition that the service life is influenced by overhigh heat in the gun barrel can be effectively reduced; first oxygen takeover 5 of giving, the second is taken over 6 and is taken over 7 for intaking for oxygen, 4 side one ends of oxygen pipe tied in a bundle are located in the concentration to circulating water takeover 8, make things convenient for later stage control and use when can effectively save occupation space, and take over 4 for oxygen and locate combustion chamber 11 one side through the slant of supercharging oxygen groove 9, can guarantee the combustion performance of barrel 1 inside oxygen suppliment continuous reliable assurance oxygen rifle, circulating water cold chamber 10 is the annular and locates the gas transmission chamber outside of combustion chamber 11 one side, can effectively solve the barrel inside combustion back heat and accumulate the problem that influences oxygen rifle life, excellent in use effect.

The utility model discloses a theory of operation and use flow: first oxygen takeover 5 of giving, the second is taken over 6 and is taken over 7 for intaking for oxygen, 4 side one ends of oxygen pipe tied in a bundle are located in the concentration to circulating water takeover 8, make things convenient for later stage control and use when can effectively save occupation space, and take over 4 for oxygen and locate combustion chamber 11 one side through the slant of supercharging oxygen groove 9, can guarantee the combustion performance of barrel 1 inside oxygen suppliment continuous reliable assurance oxygen rifle, circulating water cold chamber 10 is the annular and locates the gas transmission chamber outside of combustion chamber 11 one side, can effectively solve the barrel inside combustion back heat and accumulate the problem that influences oxygen rifle life, excellent in use effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides an ultrahigh power oxygen rifle tied in a bundle, includes barrel (1), rifle head (2), its characterized in that: the oxygen supply gun is characterized in that a hexagonal screw groove (3) is fixedly formed in the outer side face of one end of the gun barrel (1) through the opening of a circular groove, a cluster oxygen pipe (4) is fixedly arranged on the outer surface of the gun barrel (1) on one side of the hexagonal screw groove (3), a first oxygen supply connecting pipe (5) is symmetrically and obliquely arranged at one end of the side face of the cluster oxygen pipe (4), a second oxygen supply connecting pipe (6) is symmetrically and fixedly arranged on the outer surface of the end, away from the first oxygen supply connecting pipe (5), of the cluster oxygen pipe (4), an L-shaped water inlet connecting pipe (7) is longitudinally and fixedly arranged at one end of the side face of the cluster oxygen pipe (4) on the outer side of the first oxygen supply connecting pipe (5) and the second oxygen supply connecting pipe (6), an L-shaped circulating water connecting pipe (8) is fixedly arranged at one end of the outer surface, away from one side of the water inlet connecting pipe (7), the inner wall of the bundled oxygen tube (4) outside the pressurizing oxygen tank (9) is provided with a circular circulating water-cooling cavity (10), one end of the gun barrel (1), which is far away from the hexagonal screw groove (3), is fixedly provided with a combustion chamber (11), and the gun head (2) is fixedly arranged on the side surface of the gun barrel (1) on one side of the combustion chamber (11) through an L-shaped bent tube.

2. The ultrahigh-power coherent oxygen lance of claim 1, wherein: the gun barrel (1) and the bundling oxygen pipe (4) are respectively seamless steel pipes and are integrated into a whole, and the gun head (2) is integrated with the gun barrel (1) into a whole through the combustion chamber (11) under the action of a bent pipe.

3. The ultrahigh-power coherent oxygen lance of claim 1, wherein: the inner cavity of the gun barrel (1) is of a conical structure, one end of the gun barrel (1) close to the bundling oxygen tube (4) is communicated with the gas transmission cavity, and one end of the inner wall gas transmission cavity of the bundling oxygen tube (4) far away from the inner cavity of the gun barrel (1) is communicated with the bent pipe of the gun head (2) through the combustion chamber (11).

4. The ultrahigh-power coherent oxygen lance of claim 1, wherein: the first oxygen supply connecting pipe (5) and the second oxygen supply connecting pipe (6) are the same in inner diameter, and the first oxygen supply connecting pipe (5) and the second oxygen supply connecting pipe (6) are respectively communicated with the pressure-increasing oxygen tank (9).

5. The ultrahigh-power coherent oxygen lance of claim 1, wherein: the oxygen outlet end of the pressure-increasing oxygen tank (9) is obliquely arranged on one side of the combustion chamber (11), and one end of the side surface of the combustion chamber (11) is fixedly provided with an ignition port (12).

6. The ultrahigh-power coherent oxygen lance of claim 1, wherein: the inner diameter of the water inlet connecting pipe (7) is larger than that of the circulating water connecting pipe (8), and the water inlet connecting pipe (7) and the circulating water connecting pipe (8) are respectively communicated with one side of the circulating water cooling cavity (10).

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