CN212791464U

CN212791464U - Compressed fluid nozzle

Info

Publication number: CN212791464U
Application number: CN202021444331.1U
Authority: CN
Inventors: 吴国昌; 徐亚军
Original assignee: Rizhao Guangya Electromechanical Equipment Co ltd
Current assignee: Rizhao Guangya Electromechanical Equipment Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-03-26
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a compressed fluid nozzle belongs to the compressed fluid field, include: the nozzle body comprises an inner cavity and an outer cavity, a cavity structure is formed between the inner cavity and the outer cavity, the front end of the cavity structure is an outlet end, fluid is sprayed out from the outlet end, and the inner cavity is hermetically connected with the bottom end of the outer cavity; the air inlet is arranged on the outer cavity and communicated to the cavity structure; the annular component is positioned at the outlet end of the cavity and is connected with the inner cavity, the front end of the annular component extends outwards, and the thickness of the rear end of the annular component is smaller than that of the cavity; and a locking member located at a front end of the annular member and configured to fix the annular member to the nozzle body. The utility model discloses the fluid nozzle of example, its main part adopts bilayer structure, forms the cavity structure between the bilayer structure, and the fluid curtain spouts from the front end of cavity, and the export gap is adjustable, through the size of adjusting the export gap, can change fluid jet angle and flow.

Description

Compressed fluid nozzle

Technical Field

The utility model relates to a compressed fluid field especially relates to a compressed fluid nozzle.

Background

The nozzle is designed to operate under a number of different spray conditions and is therefore selected to suit the requirements to achieve optimum spray performance in use. The existing nozzle is relatively simple in structure, such as drilling holes on the surface of the nozzle or slotting one edge of a cube, and the like, so as to meet the conventional requirements. Therefore, the existing nozzle is difficult to realize a pressure equalizing fluid curtain wall with a characteristic shape on the periphery of one nozzle, and if the existing nozzle is used for realizing the fluid curtain wall with the specific shape, a method of installing more nozzles is usually adopted, and the method causes more energy and medium waste.

Disclosure of Invention

In order to solve the deficiencies in the prior art, the utility model aims to provide a compressed fluid nozzle, its main part adopts bilayer structure, forms the cavity structure between the bilayer structure, and the fluid curtain spouts from the front end of cavity, and the export gap is adjustable, through the size of adjusting the export gap, can change fluid jet angle and flow.

The utility model provides a technical scheme that its technical problem adopted does:

there is provided a compressed fluid nozzle comprising: the nozzle comprises a nozzle main body, a nozzle cover and a nozzle cover, wherein the nozzle main body comprises an inner cavity and an outer cavity, a cavity structure is formed between the inner cavity and the outer cavity, the front end of the cavity structure is an outlet end, fluid is sprayed out from the outlet end, and the inner cavity is connected with the bottom end of the outer cavity in a sealing mode; the air inlet is arranged on the outer cavity and communicated to the cavity structure; the annular component is positioned at the outlet end of the cavity and is connected with the inner cavity, the front end of the annular component extends outwards, and the thickness of the rear end of the annular component is smaller than that of the cavity; and a locking member located at a distal end of the annular member and configured to fix the annular member to the nozzle body.

Further, the rear end of the annular member is cylindrical, and the front end of the annular member extends forward.

Furthermore, the length of the inner cavity is larger than that of the outer cavity, a first thread is arranged on the outer surface of the inner cavity, and the annular component is in threaded connection with the inner cavity.

Further, an inner surface of the locking member is threadedly coupled to the inner cavity.

Furthermore, the air inlet holes are provided with a plurality of air inlet holes which are uniformly distributed on the same circumference of the outer cavity.

Furthermore, a second thread for connecting the pipe joint is arranged on the air inlet hole.

Furthermore, a bolt hole penetrating through the bottom end sealing connection part of the inner cavity and the outer cavity is formed.

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

1. the utility model discloses with compressed air and fluid through the inlet port get into in the cavity structure then spray to the external world from the exit gap of exit end, the inlet port has the effect of atmospheric pressure homogenization with the distance in exit gap, and the fluid curtain that the compressed air flow lock formed can prevent that suspended solid medium such as external steam from getting into in the cavity.

2. The fluid nozzle of the utility model has the advantages of convenient assembly and disassembly, stable and reliable work, adjustable fluid flow, spraying distance and spraying angle through the annular component, and more flexible use; the distance between the air inlet holes and the outlet gap can be properly prolonged or the number of the air inlet holes can be increased according to different use places to optimize the pressure of the fluid.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a cracking diagram of the present invention;

FIG. 2 is a cross-sectional view of the nozzle body of the present invention;

fig. 3 is a cross-sectional view of the ring-shaped member of the present invention.

In the figure: 1-nozzle body, 1-1-outer cavity, 1-2-inner cavity, 1-3-cavity structure, 1-4-air inlet hole, 1-5-bolt hole, 1-6-outlet end, 1-7-first thread, 2-annular component and 3-locking nut.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

In the first embodiment, a cylindrical nozzle body is taken as an example:

as shown in fig. 1, a compressed fluid nozzle comprises a cylindrical nozzle body 1, which comprises an inner cavity 1-2 and an outer cavity 1-1, wherein a gap is left between the inner cavity 1-2 and the outer cavity 1-1 to form a cavity structure 1-3, the front end of the cavity structure 1-3 is an outlet end 1-6, and fluid is sprayed out from the outlet end 1-6. The outer cavity 1-1 is connected with the bottom end of the inner cavity 1-2 in a sealing mode, a through bolt hole 1-5 is formed in the sealing connection position and used for fixing the whole device with other external parts, and the front end of the inner cavity 1-2 extends out of the outer cavity 1-1 and is used for being connected with an annular part 2 which has an adjusting effect on an outlet gap.

The outer surface of the front end of the inner cavity 1-2 is provided with first threads 1-7, the outer side of the inner cavity 1-2 is provided with an annular part 2 located at the front end of the outlet end 1-6, the annular part 2 is in a horn ring shape, the tail end of the annular part is cylindrical, the front end of the annular part is an arc cone or a linear cone, and the size of an outlet gap can be adjusted by adjusting the annular part 2 forwards and backwards, so that the injection angle and the flow of fluid are changed.

In order to make the nozzle body 1 and the annular component 2 better fit, the end face of the outlet end 1-6 of the outer cavity 1-1 of the nozzle body 1 is rounded and matched with the front end of the annular component 2.

The nozzle body is characterized by further comprising a locking nut 3 used for locking the annular component 2 and the nozzle body 1, the locking nut 3 is sleeved on the inner cavity 1-2 and is in threaded connection with the inner cavity and is located at the front end of the annular component 2, and after the outlet gap is adjusted, the annular component 2 is locked on the nozzle body 1 through the locking nut 3 to prevent the annular component 2 from being displaced.

The outer cavity 1-1 is uniformly provided with 3 air inlets 1-4 with threads, and the air inlets 1-4 are communicated to the cavity structure 1-3 and used for being connected with a pipe joint, conveying compressed air and fluid into the cavity structure 1-3 and spraying the compressed air and the fluid from an outlet end 1-6. Compressed air and fluid enter the cavity structure 1-3 through the air inlet holes 1-4 and are sprayed out from an outlet gap of the outlet end 1-6, and a 360-degree closed-loop, continuous and uniform fluid curtain wall is generated at the periphery of the outlet end 1-6. The distance between the air inlet holes 1-4 and the outlet gap has the function of air pressure homogenization, and the pressure of fluid at the outlet can be optimized by prolonging the distance between the air inlet holes 1-4 and the outlet gap or increasing the number of the air inlet holes 1-4 according to different use places, so that the pressure is more uniform.

The nozzle body can be designed to be elliptical or polygonal for ejecting fluid curtain walls with other shapes, when the nozzle body is elliptical or polygonal, the shapes of the annular part and the locking part also correspond to the shape, the inner side surface of the rear end of the annular part is in contact with the inner cavity of the nozzle body, the front end of the annular part also extends obliquely outwards, and the angle and the flow rate of the ejected fluid can be adjusted. The locking part can be properly added, a plurality of bolt holes are formed in the front end of the locking part, a bolt hole is also formed in the front end of the inner cavity, and the locking part can be connected with the inner ring in a bolt mode, so that the structure of the cavity is not influenced, and the annular part can be fixed.

Description of the principles of the technology. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. A compressed fluid nozzle, comprising:

the nozzle comprises a nozzle main body, a nozzle cover and a nozzle cover, wherein the nozzle main body comprises an inner cavity and an outer cavity, a cavity structure is formed between the inner cavity and the outer cavity, the front end of the cavity structure is an outlet end, fluid is sprayed out from the outlet end, and the inner cavity is connected with the bottom end of the outer cavity in a sealing mode;

the air inlet is arranged on the outer cavity and communicated to the cavity structure;

the annular component is positioned at the outlet end of the cavity and is connected with the inner cavity, the front end of the annular component extends outwards, and the thickness of the rear end of the annular component is smaller than that of the cavity;

and a locking member located at a distal end of the annular member and configured to fix the annular member to the nozzle body.

2. A compressed fluid nozzle according to claim 1 wherein the rear end of the annular member is cylindrical and the forward end of the annular member extends forwardly.

3. A nozzle as claimed in claim 1 or claim 2, wherein the length of the inner chamber is greater than the length of the outer chamber, the inner chamber having first screw threads on its outer surface, the annular member being screw threaded into the inner chamber.

4. A nozzle as claimed in claim 3, wherein an inner surface of said locking member is threadably connected to said internal chamber.

5. A nozzle as claimed in claim 1, wherein said inlet is provided in a plurality and evenly distributed about the same circumference of said outer chamber.

6. A compressed fluid nozzle according to claim 1 or 5 wherein the air inlet is provided with a second thread for connection of a pipe connection.

7. A compressed fluid nozzle according to claim 1 wherein the sealed connection of the lower ends of the inner and outer chambers is provided with through bolt holes.