Unilateral gas-liquid two-phase nozzle

Abstract

The utility model relates to the technical field of gas-liquid two-phase sprayers, and discloses a single-side gas-liquid two-phase sprayer which comprises a sprayer main body part, a gas spraying part arranged on the sprayer main body part and a liquid spraying part arranged in the gas spraying part, and gas-liquid mixing is formed between the gas spraying part and the liquid spraying part. And an airflow jet cavity section is arranged in the nozzle main body part. Through the unique structural design, the convex bodies and the bulges are respectively arranged on the gas connecting pipe and the liquid connecting pipe, the connection stability of the gas connecting pipe and the liquid connecting pipe and the injection cavity section is enhanced under the sealing of the threaded section and the O-shaped ring, in addition, a plurality of cavity sections are arranged in the gas connecting pipe and the liquid connecting pipe, so that gas and liquid are effectively controlled and optimized in the respective injection process, and the service life of the gas and the liquid is prolonged. And the gas-liquid two-phase flow is fully collided and mixed in the outlet runner cavity section of the gas-liquid mixing cavity, so that not only is the uniform mixing of the gas-liquid two-phase flow realized, but also the problem of blockage of the spray head is effectively avoided, the maintenance cost is reduced, and the single-side gas-liquid two-phase effect is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas-liquid two -phase shower head technical field, concretely is a single side gas-liquid two -phase shower head. BACKGROUND

[0002] Gas-liquid two -phase shower head is a device that sprays gas and liquid mixture to target area. Its basic principle is to accelerate liquid by compressed gas, generate high-speed vortex, make liquid receive impact and cut to form small droplets, and then adjust flow, air flow speed and other parameters to achieve best spray effect.

[0003] Conventional gas-liquid two -phase is usually mixed by multiple sides, but this will lead to uneven spray, affect use effect, and due to complex gas-liquid two -phase flow channel structure, easy to block, increase maintenance difficulty, and poor atomization effect.

[0004] Therefore, we provide a single side gas-liquid two -phase shower head. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a single side gas-liquid two -phase shower head to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a single side gas-liquid two -phase shower head, including shower head main part, gas injection site set on shower head main part, and liquid injection site set in gas injection site, gas-liquid mixing is formed between gas injection site and liquid injection site, gas flow injection cavity section is equipped in the shower head main part, and liquid injection cavity section is connected with gas flow injection cavity section, the bottom of the shower head main part is respectively provided with gas inlet cavity connected with gas flow injection cavity section and liquid inlet cavity connected with liquid injection cavity section, the gas inlet cavity is connected with gas inlet nozzle, and the liquid inlet cavity is connected with liquid inlet nozzle.

[0007] Preferably, the gas injection site mainly includes a gas connecting pipe, a gas flow expanding cavity section is arranged in the gas connecting pipe, the head of the gas connecting pipe is a nozzle, a distributed nozzle hole is arranged at the nozzle for guiding and distributing the atomized liquid, and a gas-liquid mixing cavity outlet flow channel cavity section is arranged in the nozzle.

[0008] Preferably, the outer wall of the gas connecting pipe is formed with a convex body at a position, threaded section one and threaded section two are arranged at the left and right parts of the convex body respectively, the gas connecting pipe is threadedly matched with the nut and abuts against the end of the gas flow injection cavity section through threaded section one, and the gas connecting pipe is threadedly installed with the inner wall of the gas flow injection cavity section through threaded section two, wherein O-ring one and O-ring two are respectively sleeved on threaded section one and threaded section two.

[0009] Preferably, the liquid injection site main structure comprises a liquid connecting pipe, the outer wall of the liquid connecting pipe is provided with a bulge at a position, and a threaded section three is arranged on one side of the bulge, an O-ring three is sleeved on the threaded section three, and the liquid connecting pipe is threadedly installed with the inner wall of the liquid injection cavity section through the threaded section three.

[0010] Preferably, the inside of the liquid connecting pipe is sequentially provided with a liquid straight flow cavity section, a liquid tapering cavity section and a liquid straight injection cavity section, and the liquid straight injection cavity section extends into the gas-liquid mixing cavity outlet flow channel cavity section.

[0011] The utility model provides a unilateral gas-liquid two -phase shower head.

[0012] (1), the utility model discloses a unique structure design is provided with convex body and bulge on the gas connecting pipe, liquid connecting pipe respectively, cooperates the sealing of threaded section, O -ring to enhance the connection stability of its with injection cavity section, in addition, its two pipe inside is equipped with a plurality of cavity sections, so that gas, liquid obtains effective control and optimization in respective injection process, and fully collides and mixes in the gas-liquid mixing cavity outlet flow channel cavity section, not only realizes the uniform mixing of gas-liquid two -phase flow, but also effectively avoids the problem of shower head blockage, reduces maintenance cost, realizes unilateral gas-liquid two -phase effect.

[0013] (2), the utility model discloses when liquid enters liquid inlet cavity from liquid inlet nozzle, will along with the direction of liquid injection cavity section that is connected with it and enter liquid straight flow cavity section, liquid tapering cavity section until from liquid straight injection cavity section, after mixing with gas, through the atomization of gas-liquid mixing cavity outlet flow channel cavity section, from the distributed spray orifice, forms fine and uniform mist drop, effectively improves the spraying efficiency and range.

[0014] (2), the utility model discloses when liquid enters liquid inlet cavity from liquid inlet nozzle, will along with the direction of liquid injection cavity section that is connected with it and enter liquid straight flow cavity section, liquid tapering cavity section until from liquid straight injection cavity section, after mixing with gas, through the atomization of gas-liquid mixing cavity outlet flow channel cavity section, from the distributed spray orifice. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overall structure perspective drawing of the utility model;

[0016] Figure 2 It is the overall structure front view schematic drawing of the utility model;

[0017] Figure 3 It is the overall structure front view sectional view of the utility model;

[0018] Figure 4 It is the overall structure front view sectional view exploded view of the utility model.

[0019] In the figure: the nozzle main body part 1, the air injection part 2, the liquid injection part 3, the air flow injection cavity section 11, the liquid injection cavity section 12, the air inlet cavity 13, the liquid inlet cavity 14, the air inlet nozzle 15, the liquid inlet nozzle 16, the air connecting pipe 21, the gas-liquid mixing cavity outlet flow channel cavity section 22, the air flow gradual expansion cavity section 23, the distributed spray hole 24, the convex body 25, the first threaded section 26, the second threaded section 27, the O-ring 1 28, the O-ring 2 29, the nut 210, the liquid connecting pipe 31, the protrusion 32, the third threaded section 33, the O-ring 3 34, the liquid straight flow cavity section 35, the liquid gradual contraction cavity section 36, the liquid straight injection cavity section 37. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] Examples of the described embodiments are shown in the accompanying drawings, in which the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as limiting the present application.

[0022] Embodiment one:

[0023] The preferred embodiment of the single-sided gas-liquid two-phase nozzle provided by the present application is shown in the figure Figures 1-4 The preferred embodiment of the single-sided gas-liquid two-phase nozzle provided by the present application is shown in the figure

[0024] The main structure of the air injection part 2 includes the air connecting pipe 21, the inside of the air connecting pipe 21 is provided with the air flow gradual expansion cavity section 23, the head of the air connecting pipe 21 is the nozzle, the nozzle is provided with the distributed spray hole 24 for guiding and distributing the sprayed atomized liquid, and the nozzle is provided with the gas-liquid mixing cavity outlet flow channel cavity section 22;

[0025] The outer wall of the connecting pipe 21 has a protrusion 25 at a position, and threaded section one 26 and threaded section two 27 are respectively arranged at the left and right sides of the protrusion 25. The connecting pipe 21 is screwed to the end of the airflow injection cavity section 11 through the threaded section one 26 and the nut 210, and is screwed to the inner wall of the airflow injection cavity section 11 through the threaded section two 27. The threaded section one 26 and the threaded section two 27 are respectively sleeved with O-ring one 28 and O-ring two 29.

[0026] In this embodiment, when the gas enters the gas inlet cavity 13 from the gas inlet nozzle 15, it flows along the direction of the airflow injection cavity section 11, i.e. the direction of the airflow expanding cavity section 23. After mixing with the liquid, it forms an atomized shape through the gas-liquid mixing cavity outlet flow channel cavity section 22 and is sprayed out of the distributed spray hole 24.

[0027] Embodiment two:

[0028] Please refer to Figures 1-4 On the basis of the first embodiment, it is further obtained that the main structure of the liquid spraying part 3 includes a connecting liquid pipe 31. The outer wall of the connecting liquid pipe 31 has a protrusion 32 at a position, and threaded section three 33 is arranged on one side of the protrusion 32. The threaded section three 33 is sleeved with O-ring three 34, and the connecting liquid pipe 31 is screwed to the inner wall of the liquid injection cavity section 12 through the threaded section three 33.

[0029] The inside of the connecting liquid pipe 31 is sequentially provided with a liquid straight flow cavity section 35, a liquid tapering cavity section 36, and a liquid straight shooting cavity section 37. The liquid straight shooting cavity section 37 extends into the gas-liquid mixing cavity outlet flow channel cavity section 22.

[0030] In this embodiment, when the liquid enters the liquid inlet cavity 14 from the liquid inlet nozzle 16, it enters the liquid straight flow cavity section 35, the liquid tapering cavity section 36, and then flows out of the liquid straight shooting cavity section 37 along the direction of the liquid injection cavity section 12. After mixing with the gas, it forms an atomized shape through the gas-liquid mixing cavity outlet flow channel cavity section 22 and is sprayed out of the distributed spray hole 24.

[0031] In use, when the gas enters the gas inlet cavity 13 from the gas inlet nozzle 15, it flows along the direction of the airflow injection cavity section 11, i.e. the direction of the airflow expanding cavity section 23. At the same time, when the liquid enters the liquid inlet cavity 14 from the liquid inlet nozzle 16, it enters the liquid straight flow cavity section 35, the liquid tapering cavity section 36, and then flows out of the liquid straight shooting cavity section 37 along the direction of the liquid injection cavity section 12. After mixing with the gas, it forms an atomized shape through the gas-liquid mixing cavity outlet flow channel cavity section 22 and is sprayed out of the distributed spray hole 24.

[0032] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A single-sided gas-liquid two-phase nozzle comprising a nozzle body part (1), a gas injection site (2) provided on the nozzle body part (1), and a liquid injection site (3) provided inside the gas injection site (2), characterized in that: The gas injection part (2) and the liquid injection part (3) form a gas-liquid mixing part, the nozzle main body part (1) is provided with a gas flow injection cavity section (11) and a liquid injection cavity section (12) connected with the gas flow injection cavity section (11), the bottom of the nozzle main body part (1) is provided with an air inlet cavity (13) connected with the gas flow injection cavity section (11) and a liquid inlet cavity (14) connected with the liquid injection cavity section (12), the air inlet cavity (13) is connected with an air inlet nozzle (15), and the liquid inlet cavity (14) is connected with a liquid inlet nozzle (16).

2. The single-sided gas-liquid two-phase showerhead of claim 1, wherein: The gas injection part (2) mainly comprises a gas connecting pipe (21), the inside of the gas connecting pipe (21) is provided with a gas flow expanding cavity section (23), the head of the gas connecting pipe (21) is a nozzle, the nozzle is provided with a distributed nozzle hole (24) for guiding and distributing the sprayed liquid, and the nozzle is provided with a gas-liquid mixing cavity outlet flow channel cavity section (22).

3. A single-sided gas-liquid two-phase showerhead as described in claim 2, wherein: The outer wall of the gas connecting pipe (21) is provided with a convex body (25) at a position, and the left and right parts of the convex body (25) are respectively provided with a threaded section one (26) and a threaded section two (27), the gas connecting pipe (21) is threadedly matched with the nut (210) to abut against the end of the gas flow injection cavity section (11) through the threaded section one (26), and the gas connecting pipe (21) is threadedly installed on the inner wall of the gas flow injection cavity section (11) through the threaded section two (27), wherein the threaded section one (26) and the threaded section two (27) are respectively provided with an O-shaped ring one (28) and an O-shaped ring two (29).

4. The single-sided gas-liquid two-phase showerhead of claim 1, wherein: The liquid injection part (3) mainly comprises a liquid connecting pipe (31), the outer wall of the liquid connecting pipe (31) is provided with a bulge (32) at a position, one side of the bulge (32) is provided with a threaded section three (33), the threaded section three (33) is provided with an O-shaped ring three (34), and the liquid connecting pipe (31) is threadedly installed on the inner wall of the liquid injection cavity section (12) through the threaded section three (33).

5. A single-sided gas-liquid two-phase showerhead as described in claim 4, wherein: The inside of the liquid connecting pipe (31) is sequentially provided with a liquid straight flow cavity section (35), a liquid tapering cavity section (36) and a liquid straight injection cavity section (37), and the liquid straight injection cavity section (37) extends into the gas-liquid mixing cavity outlet flow channel cavity section (22).

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