Welding device for boiler maintenance

Abstract

The utility model discloses a welding device for boiler maintenance, which belongs to the technical field of boiler maintenance, and adopts the technical scheme that the welding device comprises a fixed frame, the top of the fixed frame is provided with a suction mechanism, the right side of the fixed frame is fixedly connected with a welding machine, the right side of the front side of the fixed frame is provided with a welding gun, and the top of the fixed frame is provided with rollers; the suction and removal mechanism comprises three fans, a fixed box and a suction and removal cover, the fans are embedded in the fixed box, the bottom of the fixed box fixedly communicates with the top of the suction and removal cover, and rotating frames are fixedly connected to the two sides of the front side and the rear side of the top of the fixed frame correspondingly; the problems that an existing device for maintaining and welding the boiler is not provided with a structure for sucking and removing smoke dust generated during welding, the smoke dust generated when a maintainer holds a welding gun to conduct welding maintenance on the boiler is prone to drifting in the air to pollute the environment, the body health of workers is affected, and therefore the using effect is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of boiler maintenance, in particular to a welding device for boiler maintenance. Background Art

[0002] A boiler is an energy conversion device. The energy input into the boiler includes chemical energy and electrical energy in the fuel. The boiler outputs steam, high-temperature water or organic heat carrier with a certain amount of thermal energy. Long-term use may cause leakage and breakage, which requires maintenance of the boiler. Welding is a commonly used technical means. When welding to repair a boiler, more harmful smoke will be generated.

[0003] At present, a Chinese patent with announcement number CN217889966U discloses a welding device for boiler maintenance, including a support frame, a fixed plate is fixedly installed on the inner wall of the middle part of the top of the support frame, and a movable groove is opened inside the fixed plate. The utility model arranges a brake motor, a drive motor and a push plate. Due to the operation of the brake motor, the rotating shaft will drive the roller and the transmission wheel to rotate. Since the transmission wheels are connected to each other through belt drive, they will drive multiple transmission wheels, circular shafts and rollers to rotate as a whole, so that the rotation of multiple rollers drives the boiler as a whole to rotate. At the same time, the drive motor is started. Due to the operation of the drive motor, the drive shaft will drive the push plate as a whole to rotate, and then the fixed shaft will push the movable plate as a whole to move left and right. Finally, relative adjustments can be made according to needs to realize automatic maintenance of multiple positions.

[0004] The applicant found the following problems by reviewing the Chinese patent with publication number CN217889966U:

[0005] The existing equipment for welding the boiler for maintenance does not have a structure for removing the smoke generated during welding. When maintenance personnel hold a welding gun to perform welding maintenance on the boiler, the smoke generated is easy to float in the air, causing pollution to the environment and affecting the health of the personnel. Utility Model Content

[0006] The utility model provides a welding device for boiler maintenance, aiming to solve the problem that the existing device for boiler maintenance welding does not have a structure for sucking smoke generated during welding, and the smoke generated when maintenance personnel hold a welding gun to perform boiler welding maintenance is easy to float in the air and cause pollution to the environment, affecting the health of the personnel and thus affecting the use effect.

[0007] The utility model is implemented as follows: a welding device for boiler maintenance comprises a fixing frame, a suction mechanism is arranged on the top of the fixing frame, a welding machine is fixedly connected to the right side of the fixing frame, a welding gun is arranged on the right side of the front side of the fixing frame, and a roller is arranged on the top of the fixing frame;

[0008] The suction mechanism comprises three fans, a fixed box and a suction hood. The fans are embedded in the fixed box. The bottom of the fixed box is fixedly connected to the top of the suction hood.

[0009] In order to facilitate the rotation of the rollers, as a preferred boiler maintenance welding device of the utility model, both sides of the front and rear sides of the top of the fixed frame are fixedly connected with a rotating frame, the number of the rollers is four, and the rollers are rotatably connected to the inside of the rotating frame.

[0010] In order to facilitate the movement of the suction hood, as a preferred welding device for boiler maintenance of the utility model, an electric telescopic rod is fixedly connected to the rear side of the top of the fixed frame, and the top of the telescopic end of the electric telescopic rod is fixedly connected to the right side of the bottom of the suction hood.

[0011] In order to achieve the effect of conveniently collecting the smoke generated by welding, as a preferred welding device for boiler maintenance of the utility model, the top of the fixed box is fixedly connected to a suction bucket, and the top of the suction bucket is fixedly connected to a suction pipe.

[0012] In order to achieve the effect of stably supporting the fixing frame, as a preferred welding device for boiler maintenance of the utility model, the four corners of the bottom of the fixing frame are fixedly connected with supporting legs.

[0013] In order to facilitate the rotation of the boiler after the roller support, as a preferred boiler maintenance welding device of the utility model, a placement rack is fixedly connected to the left side of the bottom front side of the fixed frame, a fixed plate is placed on the top of the placement rack, an anti-sliding plate is fixedly connected to the bottom of the fixed plate, and a handle is fixedly connected to the top of the fixed plate.

[0014] In order to achieve the effect of limiting the welding gun, as a preferred welding device for boiler maintenance of the utility model, an elastic block is fixedly connected to the right side of the front side of the fixing frame, and the surface of the welding gun contacts the inner wall of the elastic block.

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

[0016] The welding device for boiler maintenance, lays down the cylindrical boiler that needs welding maintenance on the top of four rollers, and then the rollers can support the boiler for rotation, so that the boiler can be conveniently rotated to the position where welding maintenance is required, and then the suction pipe is connected to the external smoke dust filtering device using an external connecting pipe, and then the three fans are controlled to rotate, and then the welding gun is used to weld the parts of the boiler that need welding maintenance, so there is no need for maintenance personnel to keep moving around to perform welding maintenance on different positions of the boiler. At this time, the smoke generated by welding will be sucked into the external filtering device through the suction hood and the fixing box, and then the smoke will be discharged after filtering, thus avoiding the problem that the existing device for boiler maintenance welding does not have a structure for sucking the smoke generated during welding, and the smoke generated when the maintenance personnel hold the welding gun to perform welding maintenance on the boiler is easy to float in the air and pollute the environment, affecting the health of the staff, thereby affecting the use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the boiler maintenance welding device of the utility model;

[0018] Figure 2 It is a three-dimensional connection diagram of the fixed frame and the electric telescopic rod in the utility model;

[0019] Figure 3 It is a three-dimensional exploded schematic diagram of the suction cover and the fixing box in the utility model;

[0020] Figure 4 It is a schematic diagram of the three-dimensional structure of the bottom of the suction bucket in the utility model;

[0021] Figure 5 It is a three-dimensional connection diagram of the fixing plate and the anti-sliding block in the utility model;

[0022] Figure 6 For this utility model Figure 2 A partial enlarged view of point A in the middle.

[0023] In the figure, 1. fixed frame; 2. supporting legs; 3. placing frame; 4. fixing plate; 5. rotating frame; 6. roller; 7. welding gun; 8. welding machine; 9. suction mechanism; 901. fan; 902. fixing box; 903. suction hood; 10. suction bucket; 11. suction tube; 12. electric telescopic rod; 13. anti-sliding block; 14. handle; 15. block. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0025] In the description 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 positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing 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 a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0026] See also Figure 1-6 The utility model provides a technical solution: a welding device for boiler maintenance, comprising a fixed frame 1, a suction mechanism 9 is arranged on the top of the fixed frame 1, a welding machine 8 is fixedly connected to the right side of the fixed frame 1, a welding gun 7 is arranged on the right side of the front side of the fixed frame 1, and a roller 6 is arranged on the top of the fixed frame 1;

[0027] The suction mechanism 9 includes three fans 901 , a fixed box 902 and a suction cover 903 . The fans 901 are embedded in the fixed box 902 . The bottom of the fixed box 902 is fixedly connected to the top of the suction cover 903 .

[0028] In this embodiment: the cylindrical boiler that needs welding and maintenance is laid down on the top of the four rollers 6, so that the rollers 6 support the boiler for rotation, which facilitates the rotation of the boiler to the position where welding and maintenance are required, and then the suction pipe 11 is connected to the external smoke dust filtering device using an external connecting pipe, and then the three fans 901 are controlled to rotate, and then the welding gun 7 is used to weld the parts of the boiler that need welding and maintenance, so there is no need for maintenance personnel to keep moving around to perform welding and maintenance on different positions of the boiler. At this time, the smoke generated by welding will be sucked away by the suction hood 903 and the fixing box 902 into the external filtering device for filtering and then discharged, thereby avoiding the problem that the existing device for repairing and welding the boiler does not have a structure for sucking away the smoke generated during welding, and the smoke generated when the maintenance personnel hold the welding gun 7 to perform welding and maintenance on the boiler is easily dispersed in the air to pollute the environment, affect the health of the staff, and thus affect the use effect.

[0029] As a technical optimization solution of the utility model, both sides of the front and rear sides of the top of the fixed frame 1 are fixedly connected with a rotating frame 5, the number of rollers 6 is four, and the rollers 6 are rotatably connected inside the rotating frame 5.

[0030] In this embodiment, the roller 6 is connected to the inside of the rotating frame 5 by rotation, so that the roller 6 can rotate, achieving the effect of facilitating the rotation of the roller 6.

[0031] As a technical optimization solution of the utility model, an electric telescopic rod 12 is fixedly connected to the rear side of the top of the fixing frame 1, and the top of the telescopic end of the electric telescopic rod 12 is fixedly connected to the right side of the bottom of the suction cover 903.

[0032] In this embodiment, the suction cover 903 can be driven to move by controlling the top of the telescopic end of the electric telescopic rod 12, thereby achieving the effect of conveniently driving the suction cover 903 to move.

[0033] As a technical optimization solution of the utility model, the top of the fixed box 902 is fixedly connected to a suction bucket 10, and the top of the suction bucket 10 is fixedly connected to a suction pipe 11.

[0034] In this embodiment: after the smoke generated by welding is sucked away by the suction hood 903 and the fixed box 902, it will be collected by the suction bucket 10 and input into the suction pipe 11, and then input into the external smoke filtering equipment through the external connecting pipe for filtering and discharge, thereby achieving the effect of facilitating the collection of the smoke generated by welding.

[0035] As a technical optimization solution of the present invention, four corners of the bottom of the fixing frame 1 are fixedly connected with supporting legs 2 .

[0036] In this embodiment, the fixing frame 1 is moved to a stable ground, and the legs 2 provide stable support for the fixing frame 1 , thereby achieving the effect of providing stable support for the fixing frame 1 .

[0037] As a technical optimization solution of the utility model, a placement rack 3 is fixedly connected to the left side of the bottom front side of the fixed frame 1, a fixed plate 4 is placed on the top of the placement rack 3, an anti-sliding block 13 is fixedly connected to the bottom of the fixed plate 4, and a handle 14 is fixedly connected to the top of the fixed plate 4.

[0038] In this embodiment, the anti-sliding block 13 can be moved by holding the handle 14, and the anti-sliding block 13 can be brought into contact with the boiler, and then the boiler can be conveniently rotated, thereby achieving the effect of facilitating the rotation of the boiler supported by the roller 6.

[0039] As a technical optimization solution of the present invention, an elastic block 15 is fixedly connected to the right side of the front side of the fixing frame 1 , and the surface of the welding gun 7 contacts the inner wall of the elastic block 15 .

[0040] In this embodiment, by pressing the welding gun 7 into the interior of the elastic clamping block 15 , the elastic clamping block 15 can clamp and limit the welding gun 7 , thereby achieving the effect of limiting the position of the welding gun 7 .

[0041] Working principle: First, move the fixing frame 1 to a stable ground, at which time the legs 2 will provide stable support for the fixing frame 1, and then place the cylindrical boiler that needs welding and maintenance on the top of the four rollers 6, at which time the rollers 6 can support the boiler for rotation, and by controlling the top of the telescopic end of the electric telescopic rod 12 to move downward, the suction hood 903 can be moved downward to be close to the boiler, and then the suction pipe 11 is connected to the external smoke filtering device using an external connecting pipe, and then the three fans 901 are controlled to rotate, and then the welding gun 7 is held and pulled to disengage from the elastic block 15, and then the handle 14 is held to move the anti-sliding block 13 and make the anti-sliding block 13 contact with the boiler, and then the boiler can be easily rotated to the position that needs welding and maintenance. The smoke generated by welding will be sucked out by the suction hood 903 and the fixed box 902, and then collected by the suction bucket 10, and the smoke will be input into the external smoke filter device through the suction pipe 11 and the external connecting pipe for filtering and then discharged, thereby avoiding the problem that the existing device for repairing and welding the boiler does not have a structure for sucking out the smoke generated during welding, and the smoke generated when the maintenance personnel hold the welding gun 7 to perform welding and maintenance on the boiler is easily dispersed in the air to pollute the environment, affect the health of the staff, and thus affect the use effect. It should be noted that the welding machine 8 and the welding gun 7 are both existing mature technologies that have been published and will not be elaborated here.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A welding device for boiler maintenance, comprising a fixing frame (1), characterized in that: A suction mechanism (9) is arranged on the top of the fixed frame (1), a welding machine (8) is fixedly connected to the right side of the fixed frame (1), a welding gun (7) is arranged on the right side of the front side of the fixed frame (1), and a roller (6) is arranged on the top of the fixed frame (1); The suction mechanism (9) comprises three fans (901), a fixed box (902) and a suction cover (903); the fans (901) are embedded in the fixed box (902); the bottom of the fixed box (902) is fixedly connected to the top of the suction cover (903).

2. A welding device for boiler maintenance according to claim 1, characterized in that: The front and rear sides of the top of the fixed frame (1) are both fixedly connected to a rotating frame (5), the number of the rollers (6) is four, and the rollers (6) are rotatably connected inside the rotating frame (5).

3. A welding device for boiler maintenance according to claim 1, characterized in that: An electric telescopic rod (12) is fixedly connected to the rear side of the top of the fixing frame (1), and the top of the telescopic end of the electric telescopic rod (12) is fixedly connected to the right side of the bottom of the suction cover (903).

4. A welding device for boiler maintenance according to claim 1, characterized in that: The top of the fixed box (902) is fixedly connected to a suction hopper (10), and the top of the suction hopper (10) is fixedly connected to a suction pipe (11).

5. A welding device for boiler maintenance according to claim 1, characterized in that: The four corners of the bottom of the fixing frame (1) are fixedly connected with supporting legs (2).

6. A welding device for boiler maintenance according to claim 1, characterized in that: A placement rack (3) is fixedly connected to the left side of the front bottom of the fixing rack (1), a fixing plate (4) is placed on the top of the placement rack (3), an anti-sliding block (13) is fixedly connected to the bottom of the fixing plate (4), and a handle (14) is fixedly connected to the top of the fixing plate (4).

7. A welding device for boiler maintenance according to claim 1, characterized in that: An elastic clamping block (15) is fixedly connected to the right side of the front side of the fixing frame (1), and the surface of the welding gun (7) is in contact with the inner wall of the elastic clamping block (15).

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