Assembly type welding tuyere structure

Abstract

The utility model relates to the technical field of welding air nozzles, and discloses an assembly type welding air nozzle structure which comprises an air outlet pipe, an installation sleeve is fixedly connected to the outer wall of the welding air outlet pipe, a limiting plate used for limiting is connected to the outer wall of the installation sleeve through a moving assembly, and an installation rod used for fixing is arranged at the bottom end of the limiting plate. The bottom end of the mounting rod is connected with a tuyere body through a flow guide part, the outer wall of the tuyere body is fixedly connected with a fixing sleeve, and the bottom end of the fixing sleeve is connected with a gas distribution plate used for flow division through a magnetic assembly. According to the utility model, after the mounting rod moves upwards along the mounting groove and the limiting plate is ejected upwards to form a vacant position, the wind scooper is rotated, the mounting rod can be limited and fixed on the mounting sleeve through the limiting plate and the limiting head, the gas distribution plate is rotated through the hinge, and the gas distribution plate is sleeved on the tuyere main body; and under the mutual cooperation of the magnet I and the magnet II, the gas distribution plate is not easy to fall off from the tuyere main body.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding air nozzle technical field especially relates to a kind of assembled welding air nozzle structure. BACKGROUND

[0002] In modern industrial production, welding technology is one of the important means of connecting metal structure, and is widely used in construction, shipbuilding, automobile manufacturing, aerospace and other fields. As a key accessory in the welding process, the welding air nozzle is responsible for uniformly delivering protective gas to the welding area to prevent oxidation and contamination and ensure welding quality.

[0003] Traditional welding air nozzle structure does indeed have some limitations, which gradually show its shortcomings in modern industrial production. First of all, the structure design of traditional welding air nozzle is usually fixed and single, without the function of quick disassembly and assembly. This means that when facing changing welding tasks and materials, operators need to spend a lot of time disassembling and replacing the air nozzle body, which not only reduces production efficiency but also increases labor intensity. To solve this technical problem, the present application proposes an assembled welding air nozzle structure. SUMMARY

[0004] The utility model aims at solving the shortcomings in the prior art, and provides an assembled welding air nozzle structure. By moving the mounting rod upward along the mounting groove, pushing the limiting plate upward to create a space, and rotating the wind deflector, the mounting rod can be fixed to the mounting sleeve by the limiting plate and the limiting head. By rotating the gas distribution plate with hinges, the gas distribution plate is fitted onto the air nozzle body, and under the cooperation of magnet one and magnet two, the gas distribution plate is not easily detached from the air nozzle body.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] An assembled welding air nozzle structure includes a welding air outlet pipe for air outlet, the welding air outlet pipe outer wall is fixedly connected with mounting sleeve, the mounting sleeve outer wall is connected with limiting plate for limiting through moving assembly, the limiting plate bottom end is provided with mounting rod for fixing, the mounting rod bottom end is connected with air nozzle body through flow guide piece, the air nozzle body outer wall is fixedly connected with fixed sleeve, the fixed sleeve bottom end is connected with gas distribution plate for shunt through magnetic force assembly, the gas distribution plate is arranged at the bottom end of the air nozzle body, the mounting sleeve outer wall is provided with mounting groove.

[0007] Further, the moving assembly includes a limiting rod located on the outer wall of the mounting sleeve, the limiting rod is fixedly connected to the top end of the limiting plate, the limiting rod is slidingly connected to the inner wall of the mounting sleeve, and the outer wall of the limiting rod is provided with a spring.

[0008] Further, the magnetic force assembly comprises a magnet one at the bottom end of the fixing sleeve, and a magnet two is arranged at the bottom end of the magnet one and fixedly connected to the top end of the gas distribution plate.

[0009] Further, one end of the spring is arranged at the top end of the limiting plate, and the other end of the spring is arranged at the outer wall of the mounting sleeve.

[0010] Further, the outer wall of the mounting sleeve is provided with a limiting head.

[0011] Further, the bottom end of the mounting rod is fixedly connected with a wind deflector, the wind deflector is fixedly connected to the top end of the tuyere main body, and the wind deflector is arranged on the outer wall of the welding air outlet pipe.

[0012] Further, the right end of the fixing sleeve is connected with the gas distribution plate through a hinge.

[0013] Further, a plurality of small holes are arranged at the bottom end of the gas distribution plate.

[0014] The utility model has the following beneficial effects:

[0015] 1、 in the utility model, the mounting rod is moved upwards along the mounting groove, the limiting plate is pushed out of a space upwards, the wind deflector is rotated, the mounting rod is moved from the limiting head, then the force applied to the wind deflector is loosened, and the limiting plate can be bounced downwards under the action of the spring, so that the mounting rod is fixed and limited on the mounting sleeve through the limiting plate and the limiting head, and vice versa, the tuyere main body can be disassembled, different tuyere main bodies can be quickly replaced according to different welding tasks, and work efficiency is improved.

[0016] 2、 in the utility model, the gas distribution plate is sleeved on the tuyere main body through the hinge, and the gas distribution plate is not easy to fall off from the tuyere main body under the cooperation of the magnet one and the magnet two, the gas distribution plate is arranged, which is like installing a " diffuser " for the gas, so that the gas can uniformly cover the whole welding area, harmful gases such as oxygen and nitrogen in the air are prevented from entering the welding pool, welding defects such as pores and oxidation are reduced, and welding quality is improved. DRAWINGS

[0017] Figure 1 A perspective view of the assembly type welding tuyere structure is provided for the utility model;

[0018] Figure 2 A spring structure schematic view of the assembly type welding tuyere structure is provided for the utility model;

[0019] Figure 3 A mounting rod structure schematic view of the assembly type welding tuyere structure is provided for the utility model;

[0020] Figure 4 The utility model provides a kind of magnet structure schematic diagram of assembly type welding air nozzle structure.

[0021] Legend:

[0022] 1, welding air outlet pipe;2, mounting sleeve;3, limit head;4, limit plate;5, spring;6, mounting rod;7, air deflector;8, air nozzle main body;9, fixed sleeve;10, gas distribution plate;11, hinge;12, magnet one;13, magnet two;14, installation slot;15, limit rod. Specific embodiments

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Reference Figures 1-3 An embodiment provided by the utility model: an assembly type welding air nozzle structure, which comprises a welding air outlet pipe 1 for air outlet, a mounting sleeve 2 is fixedly connected to the outer wall of the welding air outlet pipe 1, a limit plate 4 for limiting is connected to the outer wall of the mounting sleeve 2 through a limit rod 15, a mounting rod 6 for fixing is arranged at the bottom end of the limit plate 4, an air nozzle main body 8 is connected to the bottom end of the mounting rod 6 through a flow guide, the outer wall of the air nozzle main body 8 is fixedly connected with a fixed sleeve 9, a gas distribution plate 10 for distribution is connected to the bottom end of the air nozzle main body 8 through a magnet one 12 and a magnet two 13, the gas distribution plate 10 is arranged at the bottom end of the air nozzle main body 8, and the outer wall of the mounting sleeve 2 is provided with an installation slot 14.

[0025] Specifically, when the air nozzle main body 8 is to be installed on the welding air outlet pipe 1, the limit plate 4 is pushed out of a space by moving the mounting rod 6 upwards along the installation slot 14 after holding the air deflector 7, the mounting rod 6 is moved from the limit head 3 by rotating the air deflector 7, then the force applied to the air deflector 7 is released, and the limit plate 4 can be bounced downwards under the action of the spring 5, so that the mounting rod 6 is limited and fixed on the mounting sleeve 2 by the limit plate 4 and the limit head 3. Conversely, when the air deflector 7 needs to be disassembled from the welding air outlet pipe 1, the mounting rod 6 is pushed upwards after holding the air deflector 7, then the mounting rod 6 passes through the limit head 3 by rotating the air deflector 7, and then the mounting rod 6 is slid out of the installation slot 14, so that the air nozzle main body 8 can be disassembled. In this way, the appropriate air nozzle main body 8 can be quickly replaced according to different welding tasks, and the work efficiency is improved.

[0026] Reference Figures 1-3 andFigure 4 Wherein the limiting rod 15 located in the outer wall of the mounting sleeve 2, the limiting rod 15 is fixedly connected to the top end of the limiting plate 4, the limiting rod 15 is slidingly connected to the inner wall of the mounting sleeve 2, the outer wall of the limiting rod 15 is provided with the spring 5, the magnet one 12 located in the bottom end of the fixed sleeve 9 is provided with the magnet two 13, the magnet two 13 is fixedly connected to the top end of the gas distribution plate 10, one end of the spring 5 is arranged at the top end of the limiting plate 4, the other end of the spring 5 is arranged at the outer wall of the mounting sleeve 2, the outer wall of the mounting sleeve 2 is provided with the limiting head 3, the bottom end of the mounting rod 6 is fixedly connected with the wind deflector 7, the wind deflector 7 is fixedly connected to the top end of the tuyere main body 8, the wind deflector 7 is arranged on the outer wall of the welding air outlet pipe 1, the right end of the fixed sleeve 9 is connected with the gas distribution plate 10 through the hinge 11, and a plurality of small holes are formed in the bottom end of the gas distribution plate 10;

[0027] Specifically, the gas distribution plate 10 has a plurality of small holes, which can uniformly disperse the protective gas. When the gas distribution plate 10 is needed to be used, the gas distribution plate 10 is sleeved on the tuyere main body 8 by rotating the gas distribution plate 10 through the hinge 11, and the gas distribution plate 10 is not easily separated from the tuyere main body 8 under the cooperation of the magnet one 12 and the magnet two 13. By arranging the gas distribution plate 10, a "diffuser" is installed for the gas, so that the gas can uniformly cover the entire welding area, effectively preventing harmful gases such as oxygen and nitrogen in the air from entering the welding pool, reducing welding defects such as pores and oxidation, and further helping to improve the welding quality. The wind can be concentrated out of the tuyere main body 8 through the wind deflector 7.

[0028] Working principle: before welding, the corresponding tuyere main body 8 is selected according to the needs, the mounting rod 6 is moved upward along the mounting groove 14 by holding the wind deflector 7, the limiting plate 4 is pushed out of a space, the mounting rod 6 is moved from the limiting head 3 by rotating the wind deflector 7, then the force applied to the wind deflector 7 is released, the limiting plate 4 is bounced downward under the action of the spring 5, so that the mounting rod 6 is fixedly positioned on the mounting sleeve 2 through the limiting plate 4 and the limiting head 3, then whether the gas distribution plate 10 is needed to be used is determined, if needed, the gas distribution plate 10 is sleeved on the tuyere main body 8 by rotating the gas distribution plate 10 through the hinge 11, and the gas distribution plate 10 is not easily separated from the tuyere main body 8 under the cooperation of the magnet one 12 and the magnet two 13, then the welding can be carried out.

[0029] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A fabricated welding nozzle structure, characterized in that: The application relates to a welding air outlet pipe (1) for air outlet, an installation sleeve (2) is fixedly connected to the outer wall of the welding air outlet pipe (1), a limiting plate (4) for limiting is connected to the outer wall of the installation sleeve (2) through a moving assembly, an installation rod (6) for fixing is arranged at the bottom end of the limiting plate (4), a nozzle main body (8) is connected to the bottom end of the installation rod (6) through a flow guide piece, a fixing sleeve (9) is fixedly connected to the outer wall of the nozzle main body (8), a gas distribution plate (10) for shunting is connected to the bottom end of the fixing sleeve (9) through a magnetic force assembly, the gas distribution plate (10) is arranged at the bottom end of the nozzle main body (8), and a mounting groove (14) is formed in the outer wall of the installation sleeve (2).

2. The assembled welding nozzle structure according to claim 1, characterized in that: The moving assembly comprises a limiting rod (15) arranged at the outer wall of the installation sleeve (2), the limiting rod (15) is fixedly connected to the top end of the limiting plate (4), and the limiting rod (15) is slidingly connected to the inner wall of the installation sleeve (2); and a spring (5) is arranged at the outer wall of the limiting rod (15).

3. The assembled welding nozzle structure according to claim 1, characterized in that: The magnetic force assembly comprises a magnet one (12) arranged at the bottom end of the fixing sleeve (9), a magnet two (13) is arranged at the bottom end of the magnet one (12), and the magnet two (13) is fixedly connected to the top end of the gas distribution plate (10).

4. The assembled welding nozzle structure according to claim 2, characterized in that: One end of the spring (5) is arranged at the top end of the limiting plate (4), and the other end of the spring (5) is arranged at the outer wall of the installation sleeve (2).

5. The fabricated welding nozzle structure of claim 1, wherein: The outer wall of the installation sleeve (2) is provided with a limiting head (3).

6. The fabricated welding nozzle structure of claim 1, wherein: The bottom end of the installation rod (6) is fixedly connected with a wind guide cover (7), the wind guide cover (7) is fixedly connected to the top end of the nozzle main body (8), and the wind guide cover (7) is arranged at the outer wall of the welding air outlet pipe (1).

7. The assembled welding nozzle structure according to claim 1, characterized in that: The right end of the fixing sleeve (9) is connected with the gas distribution plate (10) through a hinge (11).

8. The fabricated welding nozzle structure of claim 1, wherein: A plurality of small holes are formed in the bottom end of the gas distribution plate (10).

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