Quick-connection spray head structure

Abstract

The utility model discloses a quick-connection nozzle structure which comprises a frame and a quick-connection main body fixed on the frame, and the quick-connection main body comprises a connecting pipe body, a welding ring and a positioning ring; a first mounting cavity and a second mounting cavity are formed in the connecting pipe body, the diameter of the first mounting cavity is larger than that of the second mounting cavity, and the second mounting cavity is communicated with the nozzle of the connecting pipe body; the welding ring is positioned in the first mounting cavity and is welded and fixed; a plurality of elastic pieces bent towards the circle center of the welding ring are evenly arranged on the inner end face of the welding ring. The positioning ring is located at the joint of the first mounting cavity and the second mounting cavity, and the water pipe is positioned by abutting against the outer wall of the water pipe through the elastic piece and the positioning ring. The water pipe connector is reasonable in structural arrangement, when a water pipe is inserted, the elastic piece can be pushed away outwards, the elastic piece abuts against the outer wall of the water pipe under the reset effect and is matched with the positioning ring to position the water pipe, the convenience, stability and reliability of installation are improved, the sealing performance of connection can be guaranteed, and the water pipe connector is high in applicability and good in practicability.

Description

Technical Field

[0001] The utility model belongs to the technical field of nozzles, and in particular relates to a quick-connect nozzle structure. Background Art

[0002] The sprinkler nozzle is an important structure in agricultural irrigation, gardening and landscaping sprinkler irrigation, and dust removal in mining areas. When connecting the sprinkler nozzles in the prior art, a heat pipe structure is needed to heat the water pipe and the sprinkler nozzle, and then the water pipe and the sprinkler nozzle are plugged and connected. After cooling, the stability and sealing of the connection between the two can be guaranteed. Although it can meet the general use requirements, it is not only inconvenient to operate, but also has high operating requirements. It is easy for human errors to affect the sealing and stability of the plug-in, so its applicability and practicality are limited. Utility Model Content

[0003] The utility model aims to provide a quick-connect nozzle structure which has a reasonable structural arrangement and is conducive to improving connection stability.

[0004] The technical solution to achieve the purpose of the utility model is a quick-connect nozzle structure, including a frame, a quick-connect body fixed on the frame, and the quick-connect body includes a connecting pipe body, a welding ring, and a positioning ring;

[0005] The outer wall of the connecting pipe body is fixed on the frame;

[0006] The connecting pipe body is provided with a first installation cavity and a second installation cavity, the diameter of the first installation cavity is larger than the diameter of the second installation cavity, and the second installation cavity is connected to the nozzle of the connecting pipe body;

[0007] The welding ring is located in the first mounting cavity and fixed by welding;

[0008] The inner end surface of the welding ring is evenly provided with a plurality of spring pieces bent toward the center of the welding ring;

[0009] The positioning ring is located at the connection between the first mounting cavity and the second mounting cavity;

[0010] The water pipe is inserted from the first installation cavity into the second installation cavity, and the water pipe is positioned by abutting against the outer wall of the water pipe through the spring sheet and the positioning ring.

[0011] It is further preferred that: the quick-connect body further includes a pipe remover;

[0012] The pipe unloader is located in the welding ring;

[0013] An inclined guide surface is provided on the outer wall of the inner end of the pipe unloader;

[0014] The pipe unloader moves inwards and causes the spring pieces to expand outwards and detach from the outer wall of the water pipe through the inclined guide surface.

[0015] It is further preferred that: a limiting convex ring is provided on the inner wall of the welding ring;

[0016] A limiting protrusion is provided on the outer wall of the pipe unloader;

[0017] The limiting protrusion of the pipe unloader is located between the limiting protrusion ring and the spring sheet, and the limiting protrusion is pressed against the limiting protrusion ring to prevent it from falling off and limiting.

[0018] Further preferably: a sealing ring groove is provided between the first installation cavity and the second installation cavity;

[0019] An O-shaped sealing ring is arranged in the sealing ring groove;

[0020] The inner diameter of the O-ring is smaller than the inner diameter of the second installation cavity.

[0021] It is further preferred that: an impeller seat is fixed on the frame;

[0022] An impeller is rotatably arranged on the impeller seat, and the impeller is located at the water outlet of the nozzle connected to the pipe body.

[0023] It is further preferred that: a water spray plug is provided in the nozzle of the connecting pipe body;

[0024] The impeller is arranged in a conical shape, and the tip of the cone is located at the outlet of the water spray plug.

[0025] Further preferably, the frame is a heart-shaped frame, a circular frame or an oval frame.

[0026] The utility model has positive effects: the structure of the utility model is reasonably arranged, and the welding ring is provided with a positioning ring, and a spring sheet bent toward the center of the circle is provided on the welding ring, so that when the water pipe is plugged in, the spring sheet can be pushed outward, and the spring sheet abuts against the outer wall of the water pipe under the resetting action, and cooperates with the positioning ring to position the water pipe, thereby improving the convenience and stability of installation, solving the troubles of existing hot-melt welding and special glue connection on the market, saving assembly time and assembly workload, thereby achieving the purpose of improving cost saving, and at the same time ensuring the sealing of the connection, with strong applicability and good practicality;

[0027] At the same time, it is also provided with a pipe unloader. After the water pipe is installed, the unloader can be pushed inward to make the spring piece unfold and detach from the water pipe, thereby facilitating the disassembly of the water pipe, improving the convenience and effectiveness of disassembly and assembly, and having strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to make the content of the utility model easier to understand, the utility model is further described in detail below according to specific embodiments and in conjunction with the accompanying drawings, wherein:

[0029] Figure 1 It is a structural schematic diagram of the utility model;

[0030] Figure 2 This is another perspective structural diagram of the utility model;

[0031] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model.

[0032] Figure numerals: frame 1, quick-connect body 2, connecting pipe body 21, welding ring 22, positioning ring 23, first installation cavity 3, second installation cavity 4, spring piece 5, pipe unloader 6, inclined guide surface 7, limiting convex ring 8, limiting protrusion 9, sealing ring groove 10, O-ring 11, impeller seat 12, impeller 13, water spray plug 14. DETAILED DESCRIPTION

[0033] 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.

[0034] Example

[0035] See Figures 1 to 3 As shown, a quick-connect nozzle structure includes a frame 1 and a quick-connect body 2 fixed on the frame. In this embodiment, the frame is a metal structure, and the frame is a heart-shaped frame, a circular frame or an elliptical frame. In actual application, the frame can also be other common shapes, so it is not described in detail.

[0036] In this embodiment, the quick-connect body 2 includes a connecting tube body 21, a welding ring 22, and a positioning ring 23; during installation, the outer wall of the connecting tube body is fixed on the frame; and the connecting tube body is provided with a first installation cavity 3 and a second installation cavity 4. During processing, the diameter of the first installation cavity is larger than the diameter of the second installation cavity, and the second installation cavity is connected to the nozzle of the connecting tube body; and during the installation process, the welding ring is in the first installation cavity and welded and fixed; the inner end surface of the welding ring is evenly provided with a plurality of spring pieces 5 bent toward the center of the welding ring; the positioning ring is at the connection between the first installation cavity and the second installation cavity; the water pipe is inserted from the first installation cavity into the second installation cavity, and the spring piece and the positioning ring abut against the outer wall of the water pipe to realize the positioning of the water pipe. The spring piece and the welding ring are stainless steel structures, and they match the size of the second installation cavity.

[0037] Meanwhile, in actual application, the quick-connect body also includes a pipe unloader 6; the pipe unloader is inside the welding ring; an inclined guide surface 7 is provided on the inner side outer wall of the pipe unloader; when in use, the pipe unloader moves inward, and the inclined guide surface is used to make the spring piece spread outward and detach from the outer wall of the water pipe. The pipe unloader is mainly used for disassembly of the water pipe, which improves the convenience and effectiveness of disassembly. When disassembling, it only needs to push the pipe unloader inward to make the spring piece detach from the outer wall of the water pipe.

[0038] At the same time, in order to improve the stability of use, a limiting convex ring 8 is provided on the inner wall of the welding ring; a limiting protrusion 9 is provided on the outer wall of the pipe unloader; during installation, the limiting protrusion of the pipe unloader is located between the limiting convex ring and the spring sheet, and the limiting protrusion is pressed against the limiting convex ring to prevent it from falling off.

[0039] In this embodiment, in actual application, a sealing ring groove 10 is provided between the first installation cavity and the second installation cavity; an O-ring 11 is provided in the sealing ring groove; and the inner diameter of the O-ring is smaller than the inner diameter of the second installation cavity. The O-ring abuts against the outer wall of the water pipe to ensure the sealing of the connection, thereby improving the overall stability and reliability of use.

[0040] In actual application, an impeller seat 12 is fixed on the frame; an impeller 13 is rotatably arranged on the impeller seat, and the impeller is located at the water outlet of the nozzle of the connecting pipe body. A water spray plug 14 is arranged in the nozzle of the connecting pipe body; the impeller is arranged in a conical shape, and the tip of the cone is located at the outlet of the water spray plug. The impeller can be driven to rotate when spraying water through the water spray plug, thereby increasing the area of ​​water spraying. The impeller is a round wheel or a disc-shaped structure, which is a conventional arrangement in the prior art.

[0041] The utility model has positive effects: the structure of the utility model is reasonably arranged, and the welding ring is provided with a positioning ring, and a spring sheet bent toward the center of the circle is provided on the welding ring, so that when the water pipe is plugged in, the spring sheet can be pushed outward, and the spring sheet abuts against the outer wall of the water pipe under the resetting action, and cooperates with the positioning ring to position the water pipe, thereby improving the convenience and stability of installation, solving the troubles of existing hot-melt welding and special glue connection on the market, saving assembly time and assembly workload, thereby achieving the purpose of improving cost saving, and at the same time ensuring the sealing of the connection, with strong applicability and good practicality;

[0042] At the same time, it is also provided with a pipe unloader. After the water pipe is installed, the unloader can be pushed inward to make the spring piece unfold and detach from the water pipe, thereby facilitating the disassembly of the water pipe, improving the convenience and effectiveness of disassembly and assembly, and having strong practicality.

[0043] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural components recorded in the specification can also be directly processed according to existing technical common sense. At the same time, the connection method of each component adopts the mature conventional means in the prior art, and the machinery, parts and equipment all adopt the conventional models in the prior art, so no specific description will be given here.

[0044] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, these obvious changes or modifications derived from the essential spirit of the present invention still belong to the protection scope of the present invention.

Claims

1. A quick-connect nozzle structure, comprising a frame, a quick-connect body fixed on the frame, characterized in that: The quick-connect body includes a connecting pipe body, a welding ring, and a positioning ring; The outer wall of the connecting pipe body is fixed on the frame; The connecting pipe body is provided with a first installation cavity and a second installation cavity, the diameter of the first installation cavity is larger than the diameter of the second installation cavity, and the second installation cavity is connected to the nozzle of the connecting pipe body; The welding ring is located in the first mounting cavity and fixed by welding; The inner end surface of the welding ring is evenly provided with a plurality of spring pieces bent toward the center of the welding ring; The positioning ring is located at the connection between the first mounting cavity and the second mounting cavity; The water pipe is inserted from the first installation cavity into the second installation cavity, and the water pipe is positioned by abutting against the outer wall of the water pipe through the spring sheet and the positioning ring.

2. A quick-connect nozzle structure according to claim 1, characterized in that: The quick-connect body also includes a pipe unloader; The pipe unloader is located in the welding ring; An inclined guide surface is provided on the outer wall of the inner end of the pipe unloader; The pipe unloader moves inwards and causes the spring pieces to expand outwards and detach from the outer wall of the water pipe through the inclined guide surface.

3. A quick-connect nozzle structure according to claim 2, characterized in that: A limiting convex ring is arranged on the inner wall of the welding ring; A limiting protrusion is provided on the outer wall of the pipe unloader; The limiting protrusion of the pipe unloader is located between the limiting protrusion ring and the spring sheet, and the limiting protrusion is pressed against the limiting protrusion ring to prevent it from falling off and limiting.

4. A quick-connect nozzle structure according to claim 3, characterized in that: A sealing ring groove is provided between the first installation cavity and the second installation cavity; An O-shaped sealing ring is arranged in the sealing ring groove; The inner diameter of the O-ring is smaller than the inner diameter of the second installation cavity.

5. The quick-connect nozzle structure according to claim 1, characterized in that: An impeller seat is fixed on the frame; An impeller is rotatably arranged on the impeller seat, and the impeller is located at the water outlet of the nozzle connected to the pipe body.

6. A quick-connect nozzle structure according to claim 5, characterized in that: A water spray plug is provided in the nozzle of the connecting pipe body; The impeller is arranged in a conical shape, and the tip of the cone is located at the outlet of the water spray plug.

7. The quick-connect nozzle structure according to claim 1, characterized in that: The frame is a heart-shaped frame, a circular frame or an oval frame.

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