Spray head convenient to disassemble, assemble and maintain

Abstract

The utility model discloses a shower nozzle convenient to disassemble and maintain, which comprises a positioning mechanism, a shower nozzle body fixed on the positioning mechanism and a connecting pipe mechanism arranged below the shower nozzle body, a shell mechanism is arranged on the outer side of the connecting pipe mechanism, the positioning mechanism comprises a positioning joint, the shower nozzle body is fixed on the positioning joint, and the connecting pipe mechanism is connected with the shell mechanism. An annular groove and a movable groove are formed in the lower end face of the positioning connector, a wrapping strip is arranged in the annular groove, a spring, a sliding block connected with the spring and a magnet fixed to the lower end face of the sliding block are arranged in the movable groove, and the end, away from the sliding block, of the spring is connected with the inner wall of the movable groove. The shell mechanism comprises an outer sleeve shell and an iron block fixedly connected to the upper end face of the outer sleeve shell. According to the spray head convenient to disassemble, assemble and maintain, the outer sleeve shell can be prevented from naturally falling off in the using process through the fixing effect of the magnets and the iron blocks, follow-up disassembly and assembly are very convenient, and follow-up maintenance work is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of nozzles, in particular to a nozzle that is convenient for disassembly, assembly and maintenance. Background Art

[0002] The pipe nozzle is a key component in spraying, misting, oiling, and sandblasting equipment, playing a vital role in a variety of these applications. Its function is to spray liquid, and its design and performance directly impact the spraying effect and suitability for the application scenario. Depending on the cleaning requirements and pipe material, different types of pipe nozzles can be selected to ensure optimal cleaning results.

[0003] The existing nozzle structure usually has a fixed and inseparable design for the main body and the joint. As a result, after a long period of use, the main body and the joint are not easy to disassemble and maintain. If a failure or performance degradation occurs, the entire nozzle can only be dismantled, which increases maintenance costs. Some nozzles with threaded connections and can be disassembled may gradually fall off between the nozzle and the joint after a long period of use. Utility Model Content

[0004] The purpose of the utility model is to provide a nozzle that is easy to disassemble and maintain. The outer shell can be prevented from falling off naturally during use by the fixing effect of the magnet and the iron block. Moreover, since the outer shell is installed by adapting the internal thread and the external thread, its subsequent disassembly and assembly is very convenient, which facilitates subsequent maintenance work.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a nozzle that is easy to disassemble, assemble and maintain, comprising a positioning mechanism, a nozzle body fixed on the positioning mechanism and a connecting pipe mechanism arranged below the nozzle body, a shell mechanism is arranged on the outside of the connecting pipe mechanism, the positioning mechanism includes a positioning joint, the nozzle body is fixed on the positioning joint, an annular groove and a movable groove are formed on the lower end face of the positioning joint, a wrapping strip is arranged in the annular groove, a spring, a slider connected to the spring and a magnet fixed to the lower end face of the slider are arranged in the movable groove, wherein the end of the spring away from the slider is connected to the inner wall of the movable groove, the shell mechanism includes an outer shell and an iron block fixedly connected to the upper end face of the outer shell, and a sealing ring is also fixedly connected to the upper end face of the outer shell.

[0006] Preferably, the connecting pipe mechanism includes an inner delivery pipe, which is fixedly mounted on the lower end surface of the nozzle body.

[0007] Preferably, an external thread is provided on the outside of the inner delivery tube, and an internal thread is provided on the inside of the outer shell, wherein the external thread is adapted to the internal thread; so that the inner delivery tube can be screwed onto the inside of the outer shell, so that the connecting tube mechanism and the outer shell mechanism are integrated into one.

[0008] Preferably, an interlocking groove is formed on the lower end surface of the wrapping strip, and the sealing ring fits into the interlocking groove; and the sealing ring fits tightly against the inner wall of the interlocking groove, so that the outer shell and the positioning joint are sealed.

[0009] Preferably, the slider fits against the inner wall of the movable groove, so that the slider can only be raised and lowered in the movable groove under the action of the spring, and will not rock left and right, thereby ensuring the structural stability of the magnet.

[0010] Preferably, there are multiple magnets and iron blocks, and the positions of the multiple magnets correspond one-to-one to the positions of the multiple iron blocks; so that the multiple iron blocks are respectively limited by the multiple magnets, so that the connection between the positioning joint and the outer shell is tighter, and the positioning joint and the outer shell remain fixed, and the outer shell will not fall off naturally from the inner delivery tube due to extended use time.

[0011] Preferably, the bottom of the nozzle body is inserted into the outer shell, and the end of the nozzle body inserted into the outer shell is in contact with the outer shell, so that the structure between the nozzle body and the outer shell remains stable.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: According to the present invention, a plurality of magnets controlled by springs are arranged on the positioning joint. When the outer shell is installed on the outside of the inner delivery tube, the outer shell contacts the positioning joint, and the plurality of magnets on the positioning joint will be magnetically fixed to the plurality of iron blocks on the outer shell respectively. This not only confirms the installation status of the outer shell, but also prevents the outer shell from falling off naturally during use through the fixing effect of the magnets and the iron blocks. In addition, since the outer shell is installed by adapting the internal thread and the external thread, its subsequent disassembly and assembly is very convenient, which is convenient for subsequent maintenance work. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is one of the schematic diagrams of an embodiment of the present utility model;

[0014] Figure 2 This is a second schematic diagram of an embodiment of the present utility model;

[0015] Figure 3 This is the third schematic diagram of the embodiment of the present utility model;

[0016] Figure 4 For this utility model Figure 3 Schematic diagram of the cross section at AA in the middle;

[0017] Figure 5 For the utility model Figure 4 Enlarged view of the structure at point B in the middle.

[0018] The reference numerals and names in the figure are as follows: 1. Positioning mechanism; 11. Positioning joint; 12. Wrapping strip; 13. Fitting groove; 14. Movable groove; 15. Spring; 16. Slider; 17. Magnet; 2. Nozzle body; 3. Connecting pipe mechanism; 31. Internal delivery pipe; 32. External thread; 4. Shell mechanism; 41. Outer shell; 42. Sealing ring; 43. Iron block; 44. Internal thread. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0021] In the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "installed," "connected," "connected," "fixed," etc. should be understood in a broad sense. For example, they may refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium; internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the embodiments of the present invention based on specific circumstances.

[0022] See also Figure 1The present invention provides an embodiment of a nozzle that is easy to disassemble and maintain, comprising a positioning mechanism 1, a nozzle body 2 fixed to the positioning mechanism 1, and a connecting pipe mechanism 3 provided below the nozzle body 2, wherein a shell mechanism 4 is provided on the outer side of the connecting pipe mechanism 3;

[0023] See also Figures 2 to 5 The positioning mechanism 1 includes a positioning joint 11, and the nozzle body 2 is fixed on the positioning joint 11. An annular groove and a movable groove 14 are formed on the lower end surface of the positioning joint 11. A wrapping strip 12 is provided in the annular groove, and an engaging groove 13 is formed on the lower end surface of the wrapping strip 12. A spring 15, a slider 16 connected to the spring 15, and a magnet 17 fixed to the lower end surface of the slider 16 are provided in the movable groove 14, wherein one end of the spring 15 away from the slider 16 is connected to the inner wall of the movable groove 14, and the slider 16 fits the inner wall of the movable groove 14, so that the slider 16 can only be lifted and lowered in the movable groove 14 under the action of the spring 15, and will not shake left and right, thereby ensuring the structural stability of the magnet 17;

[0024] See also Figures 4 and 5 The connecting pipe mechanism 3 includes an inner delivery pipe 31, which is fixedly mounted on the lower end surface of the nozzle body 2, and an external thread 32 is provided on the outer side of the inner delivery pipe 31. The outer shell mechanism 4 includes an outer shell 41 and an iron block 43 fixedly connected to the upper end surface of the outer shell 41. The bottom of the nozzle body 2 is inserted into the outer shell 41, and the end of the nozzle body 2 inserted into the outer shell 41 fits with the outer shell 41, so that the structure between the nozzle body 2 and the outer shell 41 remains stable. A sealing ring 42 is also fixedly connected to the upper end surface of the outer shell 41, and the sealing ring 42 fits into the fitting groove 13, and the sealing ring 42 fits tightly with the inner wall of the fitting groove 13, so that the outer shell 41 and the positioning connection are stable. The heads 11 are sealed, and an internal thread 44 is provided on the inner side of the outer shell 41, wherein the external thread 32 is adapted to the internal thread 44, so that the inner delivery tube 31 can be screwed on the inner side of the outer shell 41, so that the connecting tube mechanism 3 and the outer shell mechanism 4 are combined into one. There are multiple magnets 17 and iron blocks 43, and the positions of the multiple magnets 17 correspond one-to-one to the positions of the multiple iron blocks 43, so that the multiple iron blocks 43 are respectively limited by the multiple magnets 17, so that the connection between the positioning joint 11 and the outer shell 41 is tighter, and the positioning joint 11 and the outer shell 41 remain fixed and will not fall off naturally from the inner delivery tube 31 due to the extension of use time.

[0025] When the outer thread 44 and the outer thread 32 are engaged, the sealing ring 42 will gradually squeeze into the fitting groove 13 and cooperate with the wrapping strip 12, thereby sealing the positioning joint 11 and the outer shell 41 through the sealing ring 42. When the outer shell 41 is in contact with the nozzle body 2, the multiple iron blocks 43 just rotate to the bottom of the multiple magnets 17, and the multiple magnets 17 will automatically be magnetically fixed with the multiple iron blocks 43. In this way, the positioning joint 11 and the outer shell 41 can be tightly combined through the cooperation of the magnets 17 and the iron blocks 43, thereby preventing the outer shell 41 from falling off from the inner tube 31 due to extended use.

[0026] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A nozzle that is easy to disassemble and maintain, comprising a positioning mechanism (1), a nozzle body (2) fixed to the positioning mechanism (1), and a connecting pipe mechanism (3) arranged below the nozzle body (2), wherein a shell mechanism (4) is arranged outside the connecting pipe mechanism (3), and is characterized in that: The positioning mechanism (1) includes a positioning joint (11), the nozzle body (2) is fixed on the positioning joint (11), the lower end surface of the positioning joint (11) is formed with an annular groove and a movable groove (14), a wrapping strip (12) is provided in the annular groove, a spring (15), a slider (16) connected to the spring (15), and a magnet (17) fixed to the lower end surface of the slider (16) are provided in the movable groove (14), the end of the spring (15) away from the slider (16) is connected to the inner wall of the movable groove (14), the shell mechanism (4) includes an outer shell (41) and an iron block (43) fixedly connected to the upper end surface of the outer shell (41), and the upper end surface of the outer shell (41) is also fixedly connected to a sealing ring (42).

2. The nozzle that is easy to disassemble and maintain according to claim 1, characterized in that: The connecting pipe mechanism (3) comprises an inner delivery pipe (31), and the inner delivery pipe (31) is fixedly mounted on the lower end surface of the nozzle body (2).

3. The nozzle that is easy to disassemble and maintain according to claim 2, characterized in that: The outer side of the inner delivery tube (31) is provided with an external thread (32), and the inner side of the outer shell (41) is provided with an internal thread (44), and the external thread (32) is adapted to the internal thread (44).

4. The nozzle that is easy to disassemble and maintain according to claim 1, characterized in that: The lower end surface of the wrapping strip (12) is formed with an engaging groove (13), and the sealing ring (42) is fitted into the engaging groove (13).

5. The nozzle that is easy to disassemble and maintain according to claim 1, characterized in that: The slider (16) is fitted with the inner wall of the movable groove (14).

6. The nozzle that is easy to disassemble and maintain according to claim 1, characterized in that: There are multiple magnets (17) and multiple iron blocks (43), and the positions of the multiple magnets (17) correspond one-to-one to the positions of the multiple iron blocks (43).

7. The nozzle that is easy to disassemble and maintain according to claim 1, characterized in that: The bottom of the nozzle body (2) is inserted into the outer shell (41), and one end of the nozzle body (2) inserted into the outer shell (41) is in contact with the outer shell (41).

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