Auxiliary mechanism for butt welding of floating ship plate of oil storage tank

Abstract

The utility model discloses an auxiliary mechanism for butt welding of a floating ship plate of an oil storage tank, which relates to the technical field of auxiliary mechanisms for butt welding and comprises a frame body provided with a polishing mechanism. The grinding mechanism comprises a moving frame, a mounting shaft, a second bevel gear, a third bevel gear, a first grinding piece, a mounting rod, a fourth bevel gear, a rotating rod, a second grinding piece, a first rotating disc, a second rotating disc and a belt. According to the technical scheme, the frame body and the movable frame are arranged, the bottom end of the movable frame is in the T shape, and the first polishing piece and the second polishing piece which are distributed in the L shape are installed on the two sides of the bottom end of the movable frame respectively, so that when the floating ship plate is welded, the first polishing piece polishes the connecting end face of the floating ship plate, and the second polishing piece polishes the connecting end face of the floating ship plate; and the second grinding plate is inserted into a welding gap between the two floating ship plates to grind the welding surfaces of the two floating ship plates, so that the welding surfaces of the floating ship plates can be conveniently ground and derusted, and welding can be well assisted.

Description

Technical Field

[0001] This utility model relates to the technical field of welding auxiliary mechanisms, and in particular to a welding auxiliary mechanism for butt welding of floating plates of oil storage tanks. Background Technology

[0002] Oil storage tanks are containers used to store crude oil or other petroleum products. In oil storage tanks, the floating roof is an important component. Floating roofs are divided into single-disc and double-disc types. A single-disc floating roof mainly consists of a single disc and an annular buoy. The single disc is a thin steel plate, primarily serving to isolate the stored liquid from the atmosphere. The annular buoy consists of a top plate, a bottom plate, inner edge plates, outer edge plates, and several intermediate partitions. The annular buoy allows the entire single-disc floating roof to float on the liquid surface. During the welding of the floating roof plates in oil storage tanks, butt welding auxiliary devices are needed to assist the welding process. These auxiliary devices include fixing devices and cleaning devices. Rust removal at the welded areas is also an important step during the welding of the floating roof plates; however, current rust removal auxiliary devices are cumbersome and affect welding efficiency. Utility Model Content

[0003] The technical problem to be solved by this utility model is to overcome the shortcomings of the prior art and provide an auxiliary mechanism for butt welding of floating plates of oil storage tanks, so as to solve the problem that the auxiliary rust removal device of the prior art is cumbersome to use and affects the welding efficiency.

[0004] In view of this, the present invention provides an auxiliary mechanism for butt welding of floating plates of oil storage tanks, including a frame, on which a grinding mechanism is provided;

[0005] The grinding mechanism includes a movable frame, a mounting shaft, a second bevel gear, a third bevel gear, a first grinding component, a mounting rod, a fourth bevel gear, a rotating rod, a second grinding component, a first turntable, a second turntable, and a belt. The mounting shaft is rotatably mounted on the inner wall of the movable frame. The second bevel gear is fixedly mounted on the outer wall of the mounting shaft. The third bevel gear is fixedly mounted on both ends of the mounting shaft. The two first grinding components are rotatably mounted on the side wall of the movable frame. The mounting rod is fixedly mounted on one end of the first grinding component. The fourth bevel gear is fixedly mounted on one end of the mounting rod. The rotating rod is rotatably mounted on the bottom end of the inner wall of the movable frame. The second grinding component is fixedly mounted on both ends of the rotating rod. The first turntable is fixedly mounted on the outer wall of the rotating rod. The second turntable is fixedly mounted on the outer wall of the mounting shaft. The belt is installed between the first turntable and the second turntable.

[0006] Optionally, the bottom of the movable frame is T-shaped, the second grinding element is perpendicular to the corresponding first grinding element, and the first grinding element is located above the second grinding element.

[0007] Optionally, the mounting rod extends to the inside of the moving frame, and the fourth bevel gear is located in the inside of the moving frame and meshes with the third bevel gear.

[0008] Optionally, the rotating rod extends to the outside of the moving frame.

[0009] Optionally, a first motor is fixedly installed at the top end of the moving frame, the output end of the first motor extends to the inside of the moving frame, a rotating shaft is fixedly installed at the output end of the first motor, a first bevel gear is fixedly installed at one end of the rotating shaft, and the first bevel gear meshes with the second bevel gear.

[0010] Optionally, a moving block is fixedly installed on the fixed frame at the top of the moving frame, a threaded hole is formed in one side of the moving block, the moving block is slidingly installed on the frame body, a second motor is fixedly installed on one side of the frame body, a lead screw is fixedly installed at the output end of the second motor, the lead screw extends to the inside of the frame body, and the moving block is threadedly connected to the outer wall of the lead screw.

[0011] Optionally, a nozzle and an air suction frame are fixedly installed on the two sides of the moving frame respectively, the nozzle is fixedly installed with a conveying pipe at one end, and the air suction frame is fixedly installed with an air suction pipe at one end.

[0012] From the above technical solutions, it can be seen that the embodiments of the utility model have the following advantages:

[0013] 1. The utility model discloses a butt welding auxiliary mechanism for floating plate of petroleum storage tank, through setting up frame body and moving frame, and the bottom end of moving frame is T-shaped, and the first polishing piece and the second polishing piece that are distributed in L-shaped are installed on the two sides of the bottom end of moving frame, when welding floating plate, the first polishing piece polishes the connecting end face of floating plate, the second polishing plate is inserted in the welding gap between two floating plates, and the welding surface of two floating plates is polished, which facilitates polishing and rust removal of the welding surface of floating plate and can well assist welding.

[0014] 2. The utility model discloses a butt welding auxiliary mechanism for floating plate of petroleum storage tank, the nozzle is used for spraying polishing liquid when polishing, so that the rust removal effect is better, and the air suction frame is used for absorbing the chippings when polishing, so as to reduce the influence of chippings on polishing effect.

[0015] The characteristics and advantages of the utility model will be disclosed in detail in the following specific embodiments and drawings. DRAWINGS

[0016] The utility model will be further explained in connection with the drawings:

[0017] Figure 1 It is the structure schematic drawing of the utility model;

[0018] Figure 2 For the mobile frame installation drawing of the utility model;

[0019] Figure 3 For the utility model sectional view;

[0020] Figure 4 For the utility model Figure 3 Enlarged view of A.

[0021] Mark 1, frame; 2, mobile frame; 3, first motor; 4, first bevel gear; 5, mounting shaft; 6, second bevel gear; 8, third bevel gear; 9, mounting rod; 10, first polishing piece; 11, fourth bevel gear; 12, rotating rod; 13, second polishing piece; 14, first rotary disc; 15, belt; 16, second rotary disc; 17, mobile block; 18, spray head; 19, conveying pipe; 20, suction frame; 21, suction pipe. DETAILED DESCRIPTION

[0022] The technical scheme of the utility model embodiment is explained and described below in combination with the drawings of the utility model embodiment, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the embodiments, other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] One kind of petroleum storage tank floating barge plate butt welding auxiliary mechanism of the utility model embodiment is specifically described below in combination with the drawings.

[0024] Embodiment 1

[0025] For the convenience of understanding, please refer to Figures 1 to 4 One embodiment of the petroleum storage tank floating barge plate butt welding auxiliary mechanism provided by the utility model, including frame 1, frame 1 is provided with polishing mechanism; Polishing mechanism includes mobile frame 2, mounting shaft 5, second bevel gear 6, third bevel gear 8, first polishing piece 10, mounting rod 9, fourth bevel gear 11, rotating rod 12, second polishing piece 13, first rotary disc 14, second rotary disc 16 and belt 15, mounting shaft 5 is rotatably installed in the inner wall of mobile frame 2, second bevel gear 6 is fixedly installed on the outer wall of mounting shaft 5, third bevel gear 8 is fixedly installed on both ends of mounting shaft 5, two first polishing pieces 10 are rotatably installed on the side wall of mobile frame 2, mounting rod 9 is fixedly installed on one end of first polishing piece 10, fourth bevel gear 11 is fixedly installed on one end of mounting rod 9, rotating rod 12 is rotatably installed on the bottom end of the inner wall of mobile frame 2, second polishing piece 13 is fixedly installed on both ends of rotating rod 12, first rotary disc 14 is fixedly installed on the outer wall of rotating rod 12, second rotary disc 16 is fixedly installed on the outer wall of mounting shaft 5, and belt 15 is installed between first rotary disc 14 and second rotary disc 16.

[0026] It should be noted that by setting the frame body 1 and the moving frame 2, and the bottom end of the moving frame 2 is T-shaped, the first polishing part 10 and the second polishing part 13 which are L-shaped are respectively installed on both sides of the bottom end of the moving frame 2, when welding the floating boat plate, the first polishing part 10 polishes the connecting end face of the floating boat plate, the second polishing part 13 is inserted into the welding gap between the two floating boat plates, and the welding surface of the two floating boat plates is polished, which facilitates the rust removal of the welding surface of the floating boat plate and can well assist the welding.

[0027] In the present example, the first polishing part 10 and the second polishing part 13 can be selected as polishing discs.

[0028] In some embodiments, as shown in Figure 3 , Figure 4 The bottom end of the moving frame 2 is T-shaped, the second polishing part 13 is perpendicular to the corresponding first polishing part 10, the first polishing part 10 is located above the second polishing part 13, the mounting rod 9 extends into the moving frame 2, the fourth bevel gear 11 is located inside the moving frame 2, the fourth bevel gear 11 is engaged with the corresponding third bevel gear 8, the both ends of the rotating rod 12 extend to the outside of both sides of the moving frame 2, the first motor 3 is fixedly installed at the top end of the moving frame 2, the output end of the first motor 3 extends into the moving frame 2, the output end of the first motor 3 is fixedly installed with a rotating shaft, one end of the rotating shaft is fixedly installed with the first bevel gear 4, and the first bevel gear 4 is engaged with the second bevel gear 6.

[0029] It should be noted that the first motor 3 drives the first bevel gear 4 to rotate, the first bevel gear 4 drives the mounting shaft 5 and the third bevel gear 8 to rotate through the engagement between the first bevel gear 4 and the second bevel gear 6, the third bevel gear 8 drives the first polishing part 10 to rotate through the engagement between the third bevel gear 8 and the fourth bevel gear 11, and the mounting shaft 5 drives the second rotating disc 16 to rotate when the mounting shaft 5 rotates, and the second rotating disc 16 drives the first rotating disc 14 to rotate through the belt 15, thereby driving the second polishing part 13 to rotate.

[0030] In some embodiments, as shown in Figure 2 The moving block 17 is fixedly installed on the fixed frame at the top of the moving frame 2, a threaded hole is formed in one side of the moving block 17, the moving block 17 is slidingly installed on the frame body 1, the second motor is fixedly installed on one side of the frame body 1, the output end of the second motor is fixedly installed with a lead screw, the lead screw extends into the frame body 1, and the moving block 17 is threadedly connected to the outer wall of the lead screw.

[0031] It should be noted that the second motor drives the lead screw to rotate, thereby driving the moving frame 2 to move along the direction of the frame body 1, so that the first polishing part 10 and the second polishing part 13 move.

[0032] In this example, the first motor 3 and the second motor can be servo motors.

[0033] Embodiment 2

[0034] In some embodiments, as shown in the drawings, the mobile frame 2 is fixedly installed with a spray head 18 and an air suction frame 20 on both sides, respectively. Figure 1 The spray head 18 is fixedly installed with a conveying pipe 19 at one end, and the air suction frame 20 is fixedly installed with an air suction pipe 21 at one end.

[0035] It should be noted that the conveying pipe 19 is connected with an external pump body at one end, the air suction pipe 21 is connected with an external dust collector at one end, the spray head 18 is used to spray polishing liquid during polishing, so that the rust removal effect is better, and the air suction frame 20 is used to absorb the debris during polishing, thereby reducing the influence of the debris on the polishing effect.

[0036] The first motor 3 and the second motor in the utility model are well-known parts, and will not be described here.

[0037] Working principle: when the auxiliary mechanism is used, the two floating plates are fixed at both ends by the existing fixed gantry, the two floating plates are aligned, the frame body 1 is placed above the connection position of the two floating plates, the second motor is started to drive the screw rod to rotate, thereby driving the mobile frame 2 to move along the direction of the frame body 1, the first polishing part 10 and the second polishing part 13 are moved, and the rust removal treatment before the welding of the floating plate is carried out.

[0038] The above-described embodiments are only used to illustrate the technical solutions of the present application, rather than limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An auxiliary mechanism for butt welding of floating plates for oil storage tanks, characterized in that: Includes a frame (1), on which a grinding mechanism is provided; The grinding mechanism includes a movable frame (2), a mounting shaft (5), a second bevel gear (6), a third bevel gear (8), a first grinding component (10), a mounting rod (9), a fourth bevel gear (11), a rotating rod (12), a second grinding component (13), a first turntable (14), a second turntable (16), and a belt (15). The mounting shaft (5) is rotatably mounted on the inner wall of the movable frame (2), the second bevel gear (6) is fixedly mounted on the outer wall of the mounting shaft (5), the third bevel gear (8) is fixedly mounted on both ends of the mounting shaft (5), and the two first grinding components (10) are rotatably mounted on the inner wall of the movable frame (2). The moving frame (2) is attached to the side wall. The mounting rod (9) is fixedly installed at one end of the first grinding component (10). The fourth bevel gear (11) is fixedly installed at one end of the mounting rod (9). The rotating rod (12) is rotatably installed at the bottom of the inner wall of the moving frame (2). The second grinding component (13) is fixedly installed at both ends of the rotating rod (12). The first turntable (14) is fixedly installed on the outer wall of the rotating rod (12). The second turntable (16) is fixedly installed on the outer wall of the mounting shaft (5). The belt (15) is installed between the first turntable (14) and the second turntable (16).

2. The auxiliary mechanism for butt welding of floating plates for oil storage tanks according to claim 1, characterized in that: The bottom of the movable frame (2) is T-shaped, the second polishing part (13) is perpendicular to the corresponding first polishing part (10), and the first polishing part (10) is located above the second polishing part (13).

3. The auxiliary mechanism for butt welding of floating plates for oil storage tanks according to claim 1, characterized in that: The mounting rod (9) extends into the interior of the movable frame (2), and the fourth bevel gear (11) is located inside the movable frame (2). The fourth bevel gear (11) meshes with the corresponding third bevel gear (8).

4. The auxiliary mechanism for butt welding of floating plates for oil storage tanks according to claim 1, characterized in that: The two ends of the rotating rod (12) extend to the outside of both sides of the moving frame (2).

5. The auxiliary mechanism for butt welding of floating plates for oil storage tanks according to claim 1, characterized in that: The top of the movable frame (2) is fixedly installed with a first motor (3), the output end of the first motor (3) extends into the interior of the movable frame (2), the output end of the first motor (3) is fixedly installed with a rotating shaft, one end of the rotating shaft is fixedly installed with a first bevel gear (4), and the first bevel gear (4) meshes with the second bevel gear (6).

6. The auxiliary mechanism for butt welding of floating plates for oil storage tanks according to claim 1, characterized in that: A movable block (17) is fixedly installed on the fixed frame at the top of the movable frame (2). A threaded hole is provided on one side of the movable block (17). The movable block (17) is slidably installed on the frame (1). A second motor is fixedly installed on one side of the frame (1). A lead screw is fixedly installed at the output end of the second motor. The lead screw extends into the interior of the frame (1). The movable block (17) is threadedly connected to the outer wall of the lead screw.

7. The auxiliary mechanism for butt welding of floating plates for oil storage tanks according to claim 1, characterized in that: The movable frame (2) is fixedly installed with a nozzle (18) and an air suction frame (20) on both sides respectively. A delivery pipe (19) is fixedly installed at one end of the nozzle (18), and an air suction pipe (21) is fixedly installed at one end of the air suction frame (20).

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