Small-diameter split type nozzle

Abstract

The utility model discloses a small-diameter split type nozzle, which relates to the technical field of nozzles and comprises a main water pipe and an external protective ring, a through hole is arranged at the middle end of the right side of the external protective ring, a damping shock-absorbing pipe is fixedly connected with an inner cavity of the through hole, and a damping shock-absorbing rod is movably connected with an inner cavity of the damping shock-absorbing pipe. A damping shock absorption rod is arranged on the left side of the outer protection ring, a damping shock absorption spring is arranged on the surface of the damping shock absorption rod, and an inner protection ring is fixedly connected to the inner side of the damping shock absorption rod. The main water pipe and the external water pipe are connected for use, when a water source is sprayed out through the spraying holes, water splashes, the water splashes make contact with the surface of the internal protection ring, and therefore the water source is prevented from splashing. And the damping rods, the damping pipes and the damping springs are arranged outside the inner protection ring for blocking, so that vibration can be prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of nozzles, in particular to a small-diameter split nozzle. Background Art

[0002] The liquid is pressurized into the nozzle and then sprayed out in the form of mist, which is called a pressurized nozzle; the liquid flows out from the fine hole, and high-speed gas is sprayed around it to spray the liquid in the form of mist, which is called an airflow nozzle. According to the requirements of the spray, there are various pressurized nozzles: spraying liquid in a very narrow width to make it film-like, spraying from a sandwich cone nozzle to disperse the liquid into a conical surface, and spraying from a hollow cone nozzle to make the liquid into a cone core. The first four types of nozzles are commonly used in equipment such as gas absorption, humidity control, and cooling towers, and the last type of pressurized nozzle is commonly used in spray drying. The spray pressure ranges from a few atmospheres to hundreds of atmospheres. Airflow nozzles are mainly used as burners for heavy oil combustion, and are sometimes also used for spray drying of paste-like materials with high volatile properties;

[0003] Chinese Patent: Publication (Announcement) No.: CN201841076U, Application Name: A nozzle, comprising an inner core and a sleeve, the sleeve being sleeved outside the inner core; the inner core is provided with a spiral portion at the front end, the outer surface of the spiral portion is provided with a plurality of spiral grooves that are wound around the spiral portion for rotation, the inner core is provided with a jet port, the sleeve is provided with an air outlet for the jet port to protrude, an oblique stop is provided on the inner side of the air outlet, a conical surface is provided at the front end of the spiral portion, and a gap is provided between the conical surface and the oblique stop for air flow to pass through. The utility model provides a nozzle with the advantages of light structure and high manufacturing yield, and can spray a uniform circular pattern.

[0004] However, the existing nozzles do not have the function of preventing splashing, which may easily lead to splashing water spreading at the nozzle due to water pressure or factors of the nozzle itself during use, thereby affecting the normal use of the nozzle and also affecting the use of the operator.

[0005] Therefore, in view of this, the existing structural deficiencies are studied and improved, and a small-diameter split nozzle is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a small-diameter split nozzle to solve the problem mentioned in the above background technology that the existing nozzles do not have the function of preventing splashing, which easily leads to splashing water source spreading at the nozzle due to water pressure or factors of the nozzle itself during use, thereby affecting the normal use of the nozzle and also affecting the use of the operator.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a small-diameter split nozzle, comprising a main water pipe and an external protective ring, a through hole is opened at the middle end of the right side of the external protective ring, the inner cavity of the through hole is fixedly connected with a damping shock-absorbing tube, the inner cavity of the damping shock-absorbing tube is movably connected with a damping shock-absorbing rod, the surface of the damping shock-absorbing rod is provided with a damping shock-absorbing spring, the inner side of the damping shock-absorbing rod is fixedly connected with an internal protective ring, the right side of the main water pipe is fixedly connected with a nozzle body, a spray hole is opened at the middle end of the right side of the nozzle body, and the nozzle body is located on the inner side of the internal protective ring.

[0008] Furthermore, a water inlet hole is provided at the middle end of the left side of the main water pipe, and the water inlet hole is a circular structure.

[0009] Furthermore, a positioning hole is opened on the left side of the outer protective ring, and the inner cavity of the positioning hole is clamped with a fixed disk through a limiting rod. The surface of the fixed disk and the surface of the limiting rod located in the inner cavity of the positioning hole are threadedly connected with a limiting nut, and the inner side of the limiting nut is in close contact with the surface of the fixed disk.

[0010] Furthermore, an anti-theft screw hole is provided on the surface of the limiting nut, and the anti-theft screw hole is arranged in a hexagonal shape.

[0011] Furthermore, a thread line is provided on the left side of the outer surface of the main water pipe, and a corrosion-resistant layer is provided on the surface of the thread line.

[0012] Furthermore, the outer surface of the outer protective ring is provided with tooth plates, the tooth plates are evenly distributed, and the tooth plate gaps are consistent.

[0013] Furthermore, the outer surface of the main water pipe is provided with a corrosion-resistant layer, and the material of the corrosion-resistant layer is a polyurethane waterproof coating layer.

[0014] Furthermore, a protective sleeve is provided on the middle end of the outer surface of the main water pipe, and the outer surface of the main water pipe and the inner surface of the protective sleeve are threadedly connected.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model places a fixing plate in the inner cavity of a positioning hole opened on the left side of an external protective ring, and fixes the fixing plate in the inner cavity of the positioning hole and in close contact with the external protective ring by rotating a limit nut, and uses the main water pipe connected to the external water pipe. When water is sprayed out through the spray hole, water splashes, and the water splashes contact the surface of the internal protective ring. The water is blocked by a damping shock absorbing rod, a damping shock absorbing tube and a damping shock absorbing spring arranged outside the internal protective ring, thereby preventing vibration. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the damping shock absorbing spring of the utility model;

[0019] Figure 3 This is a schematic diagram of the spray hole structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the water inlet structure of the utility model.

[0021] In the figure: 1. main water pipe; 2. protective sleeve; 3. thread line; 4. inner protective ring; 5. outer protective ring; 6. through hole; 7. tooth plate; 8. damping shock absorber rod; 9. damping shock absorber tube; 10. damping shock absorber spring; 11. nozzle body; 12. spray hole; 13. water inlet hole; 14. limit nut; 15. fixing plate; 16. positioning hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1: Figure 1-Figure 4 As shown, a small-diameter split nozzle includes a main water pipe 1 and an external protective ring 5, a through hole 6 is opened at the middle end of the right side of the external protective ring 5, the inner cavity of the through hole 6 is fixedly connected with a damping shock absorbing tube 9, the inner cavity of the damping shock absorbing tube 9 is movably connected with a damping shock absorbing rod 8, the surface of the damping shock absorbing rod 8 is provided with a damping shock absorbing spring 10, the inner side of the damping shock absorbing rod 8 is fixedly connected with an internal protective ring 4, the right side of the main water pipe 1 is fixedly connected with a nozzle body 11, the middle end of the right side of the nozzle body 11 is opened with a spray hole 12, and the nozzle body 11 is located on the inner side of the internal protective ring 4.

[0024] Furthermore, a water inlet hole 13 is provided at the middle end of the left side of the main water pipe 1. The water inlet hole 13 is a circular structure, which is conducive to the inflow and outflow of water and can quickly circulate the water.

[0025] Furthermore, a positioning hole 16 is opened on the left side of the outer protective ring 5, and the inner cavity of the positioning hole 16 is clamped with a fixed disk 15 through a limiting rod. The surface of the fixed disk 15 and the surface of the limiting rod located in the inner cavity of the positioning hole 16 are threadedly connected with a limiting nut 14. The inner side of the limiting nut 14 is in close contact with the surface of the fixed disk 15, which is conducive to the replacement of the nozzle and improves the use efficiency and utilization rate.

[0026] Furthermore, an anti-theft screw hole is provided on the surface of the limiting nut 14, and the anti-theft screw hole is hexagonal in shape, which is helpful to prevent non-professionals from misoperating.

[0027] Furthermore, a thread line 3 is provided on the left side of the outer surface of the main water pipe 1, and a corrosion-resistant layer is provided on the surface of the thread line 3.

[0028] Furthermore, the outer surface of the outer protective ring 5 is provided with tooth plates 7, which are evenly distributed and have consistent gaps, which is conducive to fixation and can be anti-slip during use.

[0029] Furthermore, the outer surface of the main water pipe 1 is provided with a corrosion-resistant layer, and the material of the corrosion-resistant layer is a polyurethane waterproof coating layer.

[0030] Furthermore, a protective sleeve 2 is provided on the middle end of the outer surface of the main water pipe 1 , and the outer surface of the main water pipe 1 and the inner surface of the protective sleeve 2 are threadedly connected.

[0031] Working principle: by placing the fixed plate 15 in the inner cavity of the positioning hole 16 opened on the left side of the external protective ring 5, and by rotating the limit nut 14 to fix the fixed plate 15 in the inner cavity of the positioning hole 16 and in close contact with the external protective ring 5, by connecting the main water pipe 1 with the external water pipe for use, when the water source is sprayed out through the spray hole 12, there will be splashes of water, and the splashes of water will contact the surface of the internal protective ring 4, and the damping shock absorbing rod 8, the damping shock absorbing tube 9 and the damping shock absorbing spring 10 arranged outside the internal protective ring 4 are used to block it, so as to prevent vibration.

[0032] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A small diameter split nozzle, comprising a main water pipe (1) and an outer protective ring (5), characterized in that: A through hole (6) is provided at the middle end of the right side of the outer protective ring (5); a damping shock absorbing tube (9) is fixedly connected to the inner cavity of the through hole (6); a damping shock absorbing rod (8) is movably connected to the inner cavity of the damping shock absorbing tube (9); a damping shock absorbing spring (10) is provided on the surface of the damping shock absorbing rod (8); an inner side of the damping shock absorbing rod (8) is fixedly connected to the inner side of the inner protective ring (4); a nozzle body (11) is fixedly connected to the right side of the main water pipe (1); a spray hole (12) is provided at the middle end of the right side of the nozzle body (11); and the nozzle body (11) is located on the inner side of the inner protective ring (4).

2. A small diameter split nozzle according to claim 1, characterized in that: A water inlet hole (13) is provided at the middle end of the left side of the main water pipe (1), and the water inlet hole (13) is a circular structure.

3. A small diameter split nozzle according to claim 1, characterized in that: A positioning hole (16) is provided on the left side of the outer protective ring (5); the inner cavity of the positioning hole (16) is clamped with a fixing plate (15) via a limiting rod; the surface of the fixing plate (15) and the surface of the limiting rod located in the inner cavity of the positioning hole (16) are threadedly connected to a limiting nut (14); the inner side of the limiting nut (14) is in close contact with the surface of the fixing plate (15).

4. A small diameter split nozzle according to claim 3, characterized in that: The surface of the limiting nut (14) is provided with an anti-theft screw hole, and the anti-theft screw hole is arranged in a hexagonal shape.

5. The small diameter split nozzle according to claim 1, characterized in that: A thread line (3) is provided on the left side of the outer surface of the main water pipe (1), and a corrosion-resistant layer is provided on the surface of the thread line (3).

6. A small diameter split nozzle according to claim 1, characterized in that: The outer surface of the outer protective ring (5) is provided with tooth plates (7), the tooth plates (7) are evenly distributed, and the gaps between the tooth plates (7) are consistent.

7. The small diameter split nozzle according to claim 1, characterized in that: The outer surface of the main water pipe (1) is provided with a corrosion-resistant layer, and the material of the corrosion-resistant layer is a polyurethane waterproof coating layer.

8. The small diameter split nozzle according to claim 1, characterized in that: A protective sleeve (2) is provided at the middle end of the outer surface of the main water pipe (1), and the outer surface of the main water pipe (1) and the inner surface of the protective sleeve (2) are threadedly connected.

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