Spray gun nozzle convenient to replace

Abstract

The utility model discloses a spray gun nozzle convenient to replace, and relates to the field of spray guns, the spray gun nozzle comprises a nozzle, the outer wall of the nozzle is provided with a clamping groove, the outer wall of the nozzle is provided with a protective pad, the side wall of the nozzle is provided with a connecting port, the outer wall of the connecting port is provided with a buckle lock, the outer wall of the nozzle is provided with a nozzle conical part, and the nozzle conical part is provided with a clamping groove. A nozzle is installed on the outer wall of the conical part of the nozzle, a first pipeline is installed on the inner wall of the conical part of the nozzle, a second pipeline is installed on the outer wall of the first pipeline, a valve rod is installed on the inner wall of the nozzle, a hole is formed in the outer wall of the valve rod, and a sliding groove is formed in the inner wall of the valve rod. Through the arrangement of the nozzle, the clamping groove, the protective pad, the connecting port, the buckle lock, the nozzle conical part and the spray head, the nozzle is pulled outwards while the fixed buckle lock in the clamping groove is pressed, the device is convenient to disassemble and replace, the protective pad can separate the nozzle from the connecting port, and damage caused by overexertion in the installation process is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of spray gun, concretely is a spray gun nozzle convenient to replace. BACKGROUND

[0002] Spray gun is a kind of equipment using liquid or compressed air as power, and it is divided into two types of general pressure type and pressurized type. Spray gun also includes pressure type spray gun, Kalor type spray gun and automatic recovery type spray gun. Spray gun can be directly used with paint in industry, i.e. simple spray gun can be used in automatic equipment such as automatic glue spraying machine, automatic glue coating machine, automatic paint spraying machine and coating machine. The existing spray gun nozzle is not simple and convenient to replace, cannot adjust the spraying flow and cannot adapt to different spraying tasks. Therefore, a spray gun nozzle convenient to replace is needed, and two different colors of paint or paint and additives cannot be mixed and sprayed.

[0003] The existing spray gun nozzle is not simple and convenient to replace, cannot adjust the spraying flow and cannot adapt to different spraying tasks. Therefore, a spray gun nozzle convenient to replace is needed, and two different colors of paint or paint and additives cannot be mixed and sprayed. Therefore, a spray gun nozzle convenient to replace is urgently needed. SUMMARY

[0004] Therefore, the utility model provides a spray gun nozzle convenient to replace to solve the problem that the existing spray gun nozzle convenient to replace is not simple and convenient to replace, cannot adjust the spraying flow and cannot adapt to different spraying tasks when in use, and a spray gun nozzle convenient to replace is needed, and two different colors of paint or paint and additives cannot be mixed and sprayed.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a spray gun nozzle convenient to replace, comprising a nozzle, a clamping groove is formed in the outer wall of the nozzle, a protective pad is installed on the outer wall of the nozzle, a connecting port is installed on the side wall of the nozzle, a buckle lock is installed on the outer wall of the connecting port, a nozzle conical part is installed on the outer wall of the nozzle, and a spray head is installed on the outer wall of the nozzle conical part.

[0006] A first pipeline is installed on the inner wall of the nozzle conical part, a second pipeline is installed on the outer wall of the first pipeline, a valve rod is installed on the inner wall of the nozzle, and a hole is formed in the outer wall of the valve rod.

[0007] A sliding groove is formed in the inner wall of the valve rod, a pull rod is installed on the inner wall of the valve rod, a handle is installed on the top of the pull rod, a limiting rod is installed on the outer wall of the pull rod, and a sliding block is installed on the outer wall of the pull rod.

[0008] Preferably, the protective pad is movably connected with the nozzle, and the nozzle is snap-connected with the connecting port.

[0009] Preferably, the outer wall of the nozzle cone is provided with an opening, and the nozzle is threadedly connected with the nozzle cone.

[0010] Preferably, the first pipeline is provided with a spiral flow channel inside, and the second pipeline is communicated with the first pipeline.

[0011] Preferably, the second pipeline is symmetrically arranged with the central axis of the first pipeline, and the second pipeline is threadedly connected with the first pipeline.

[0012] Preferably, the valve rod is movably connected with the nozzle, and the valve rod and the nozzle form a rotating structure through the pull rod.

[0013] Preferably, the pull rod is movably connected with the valve rod, and the pull rod and the valve rod form a sliding structure through the sliding block.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] 1. The utility model discloses a nozzle, a clamping groove, a protective pad, a connecting port, a buckle lock, a nozzle cone and a nozzle are arranged, the fixed buckle lock in the clamping groove is pressed, and the nozzle is pulled outwards simultaneously, so that the device is convenient to disassemble and replace.

[0016] 2. The first pipeline and the second pipeline are arranged for mixing two different colors of paint or paint and additives, two materials enter the first pipeline through independent second pipelines, and the two materials are mixed in the first pipeline through spiral flow channel design, so that the mixing of the two materials can be directly realized in the spraying process.

[0017] 3. The utility model discloses a nozzle cone, a nozzle, a valve rod, a hole, a sliding groove, a pull rod, a handle, a limiting rod and a sliding block are arranged, the nozzle cone and the nozzle are fixed through threads, installation is convenient, different numbers of nozzles of the nozzle are convenient to replace, the pull rod is pulled up to drive the valve rod to rotate, the valve rod is fixed through the limiting rod, the size of the hole in the valve rod is changed, and the flow of paint is adjusted according to different spraying tasks. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the appearance view of the utility model from vertical view;

[0019] Figure 2 It is the structure schematic view of the utility model device split;

[0020] Figure 3 It is the internal component structure schematic view of the utility model nozzle;

[0021] Figure 4The utility model discloses a valve rod internal component structure schematic view.

[0022] In the drawing: 1, nozzle; 2, card slot; 3, protective pad; 4, connecting port; 5, buckle lock; 6, nozzle conical portion; 7, spray head; 8, first pipeline; 9, second pipeline; 10, valve rod; 11, hole; 12, sliding slot; 13, pull rod; 14, handle; 15, limiting rod; 16, sliding block. DETAILED DESCRIPTION

[0023] The technical scheme in the utility model embodiment will be clearly and completely described below with reference to the accompanying drawings in the utility model embodiments. The embodiments described below with reference to the accompanying drawings are exemplary and are used for explaining the utility model only, and cannot be understood as limiting the utility model.

[0024] The embodiments will be described below according to the overall structure of the utility model.

[0025] Please refer to Figures 1-4 A spray gun nozzle convenient to replace, including nozzle 1, the outer wall of nozzle 1 is equipped with card slot 2, the outer wall of nozzle 1 is installed with protective pad 3, the lateral wall of nozzle 1 is installed with connecting port 4, the outer wall of connecting port 4 is installed with buckle lock 5, the outer wall of nozzle 1 is installed with nozzle conical portion 6, the outer wall of nozzle conical portion 6 is installed with spray head 7, protective pad 3 is movably connected with nozzle 1, and nozzle 1 is clampedly connected with connecting port 4, the outer wall of nozzle conical portion 6 is provided with the form of opening, and spray head 7 is screwedly connected with nozzle conical portion 6, when needing to disassemble nozzle 1, just press the fixed buckle lock 5 in the card slot 2 around, and simultaneously pull nozzle 1 outward, then nozzle 1 can be taken out from connecting port 4, by rotating spray head 7 on nozzle conical portion 6, different numbers of spray heads 7 of the spray port can be replaced, protective pad 3 can cut off nozzle 1 and connecting port 4, to prevent damage caused by excessive force during installation.

[0026] Please refer to Figures 1-4 A spray gun nozzle convenient to replace, the inner wall of nozzle conical portion 6 is installed with first pipeline 8, the outer wall of first pipeline 8 is installed with second pipeline 9, the inner wall of nozzle 1 is installed with valve rod 10, the outer wall of valve rod 10 is equipped with hole 11, the inside of first pipeline 8 is provided with spiral flow channel, and second pipeline 9 is communicated with first pipeline 8, second pipeline 9 is symmetrical with the central axis of first pipeline 8, and second pipeline 9 is screwedly connected with first pipeline 8, when two different colors of paint or paint and additive are mixed, then enter first pipeline 8 through two independent second pipelines 9, and two different colors of paint or paint and additive are mixed through spiral flow channel design in first pipeline 8.

[0027] Please refer to Figures 1-4The inner wall of the valve rod 10 is provided with a sliding groove 12, the inner wall of the valve rod 10 is provided with a pull rod 13, the top of the pull rod 13 is provided with a handle 14, the outer wall of the pull rod 13 is provided with a limiting rod 15, the outer wall of the pull rod 13 is provided with a sliding block 16, the valve rod 10 is movably connected with the nozzle 1, and the valve rod 10 and the nozzle 1 form a rotating structure through the pull rod 13, the pull rod 13 is movably connected with the valve rod 10, and the pull rod 13 and the valve rod 10 form a sliding structure through the sliding block 16, when the device is used, the pull rod 13 is pulled up to drive the valve rod 10 to rotate, and then the limiting rod 15 is fixed on the nozzle 1, the valve rod 10 is fixed to prevent rotation, so that the size of the hole 11 on the valve rod 10 is changed, and the flow of the coating is adjusted according to different spraying tasks.

[0028] Working principle: when in use, firstly, the four clamping grooves 2 arranged on the nozzle 1 are aligned with the four buckle locks 5 on the connecting port 4, then the buckle locks 5 are inserted into the clamping grooves 2 for fixation, and the protective pad 3 can buffer the nozzle 1 and the connecting port 4 during installation to prevent the outer walls of the nozzle 1 and the connecting port 4 from being damaged due to excessive force during installation, when disassembly is needed, the buckle locks 5 in the clamping grooves 2 are pressed, and the nozzle 1 is pulled outwards, so that the nozzle 1 is taken out of the connecting port 4, then according to different spraying tasks, the spray head 7 is rotated and taken out of the nozzle conical part 6, the number of spray heads 7 required for installation is installed in reverse, then according to the spraying flow, the handle 14 is held by hand and pulled upwards, so that the pull rod 13 is pulled up, then the pull rod 13 is rotated, the pull rod 13 drives the valve rod 10 to rotate, so that the size of the hole 11 on the valve rod 10 is changed, and the spraying flow is adjusted, after the flow is adjusted to a proper flow, the pull rod 13 is received in the valve rod 10, the limiting rod 15 is inserted into the slot arranged on the nozzle 1, the valve rod 10 is fixed on the nozzle 1 to prevent rotation, then the spraying task can be performed, when two different colors of coatings or coatings and additives need to be mixed and sprayed, the spray needles of different colors of coatings or coatings and additives are connected with the second pipelines 9 on the two sides, enter the first pipeline 8 through the two independent second pipelines 9, then the different colors of coatings or coatings and additives are mixed through the spiral flow channels arranged in the first pipeline 8, and then are sprayed out of the nozzle, so that the use process of the device is completed, and the contents not described in detail in the specification belong to the prior art known by the person skilled in the art.

[0029] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A replaceable spray gun nozzle, comprising a nozzle (1), characterized in that: The outer wall of the nozzle (1) is provided with a slot (2), the outer wall of the nozzle (1) is provided with a protective pad (3), the side wall of the nozzle (1) is provided with a connection port (4), the outer wall of the connection port (4) is provided with a buckle lock (5), the outer wall of the nozzle (1) is provided with a nozzle cone (6), and the outer wall of the nozzle cone (6) is provided with a nozzle head (7). The inner wall of the nozzle cone (6) is equipped with a first pipe (8), the outer wall of the first pipe (8) is equipped with a second pipe (9), the inner wall of the nozzle (1) is equipped with a valve stem (10), and the outer wall of the valve stem (10) is provided with a hole (11). The valve stem (10) has a groove (12) on its inner wall, a pull rod (13) is installed on the inner wall of the valve stem (10), a handle (14) is installed on the top of the pull rod (13), a limit rod (15) is installed on the outer wall of the pull rod (13), and a slider (16) is installed on the outer wall of the pull rod (13).

2. The replaceable spray gun nozzle according to claim 1, characterized in that: The protective pad (3) is movably connected to the nozzle (1), and the nozzle (1) is engaged with the connection port (4).

3. The replaceable spray gun nozzle according to claim 1, characterized in that: The outer wall of the nozzle cone (6) is provided with an opening, and the nozzle (7) is threadedly connected to the nozzle cone (6).

4. The replaceable spray gun nozzle according to claim 1, characterized in that: The first pipe (8) is equipped with a spiral flow channel inside, and the second pipe (9) is connected to the first pipe (8).

5. The replaceable spray gun nozzle according to claim 1, characterized in that: The second pipe (9) is symmetrical about the central axis of the first pipe (8), and the second pipe (9) is threadedly connected to the first pipe (8).

6. The replaceable spray gun nozzle according to claim 1, characterized in that: The valve stem (10) is movably connected to the nozzle (1), and the valve stem (10) and the nozzle (1) form a rotating structure through the pull rod (13).

7. The replaceable spray gun nozzle according to claim 1, characterized in that: The pull rod (13) is movably connected to the valve stem (10), and the pull rod (13) forms a sliding structure with the valve stem (10) through the slider (16).

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