Steel structure storage tank welding stabilizing device

Abstract

The utility model discloses a steel structure storage tank welding stabilizing device which comprises a base plate, a supporting frame, a stabilizing frame, a first hydraulic cylinder and a connecting block, sliding rails are fixedly installed at the positions, close to the two ends, of the top of the base plate, an installation frame is further fixedly installed at the top of the base plate, and a second hydraulic cylinder is installed at the top of the installation frame. An output shaft of the second hydraulic cylinder penetrates through the mounting frame and is fixedly connected with the outer side wall of the bottom of the supporting frame. Storage tanks of different models can be stably supported, when a limiting block does not make contact with the storage tank, the outer wall of the storage tank can be rotated, so that the welding angle is determined, then the limiting block can ascend and descend through a first hydraulic cylinder, meanwhile, an adjusting rod is manually pressed, the top end of the limiting block is inserted into a welding hole in the storage tank, and welding is completed. And therefore, the limiting blocks make contact with the inner walls of the welding holes by means of the tension of the tension springs, and then the storage tank cannot rotate during welding.

Description

Technical Field

[0001] The utility model relates to the field of steel structure storage tanks, in particular to a welding stabilizing device for steel structure storage tanks. Background Art

[0002] Storage tanks are used to store refined chemical substances such as acids, alkalis, alcohols, gases, and liquids. Steel sealed containers used to store liquids or gases are called steel storage tanks. Steel storage tank projects are essential and important infrastructure in industries such as petroleum, chemicals, grain and oil, food, fire protection, transportation, metallurgy, and national defense.

[0003] Welding is an indispensable step in the processing of steel structure storage tanks. Welding is often not only performed on the exterior of the storage tank, but also on various manholes, liquid holes, etc. opened on the storage tank. Because the various welding parts are located at different positions on the storage tank, the storage tank will be adjusted at different angles during the welding process. During the welding work, the storage tank must be in a stable state. Therefore, in the prior art, when the storage tank needs to adjust the angle, it is often adjusted by hoisting, and when positioning, it is positioned by clamps and other locking tools. It is very cumbersome to change the welding parts.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] The utility model aims to provide a welding stabilizing device for a steel structure storage tank to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A steel structure storage tank welding stabilization device comprises a base plate, support frames are installed at both ends of the top of the base plate, the two support frames are arranged along the length direction of the base plate, and a stabilization frame is also installed at the top center of the base plate, and a first hydraulic cylinder is symmetrically installed at the top center of the base plate, and a connecting block is fixedly installed at the end of the output shaft of the first hydraulic cylinder, and the top of the connecting block is fixedly installed on the bottom of the stabilization frame, and a slide rail is fixedly installed at the top of the base plate near both ends, and the bottom of the support frame is slidably installed on the slide rail, and a mounting frame is also fixedly installed on the top of the base plate, and the mounting frame is arranged on one end of the slide rail, and a second hydraulic cylinder is installed on the top of the mounting frame, and the output shaft of the second hydraulic cylinder passes through the mounting frame and is fixedly connected to the bottom outer wall of the support frame.

[0008] Furthermore, the support frame includes an assembly frame, a slide seat is fixedly installed at the bottom end of the assembly frame, the slide seat is slidably installed on the slide rail, a connecting plate is fixedly installed at the bottom of the assembly frame on one side facing the second hydraulic cylinder, and the output shaft end of the second hydraulic cylinder is fixedly installed on the connecting plate.

[0009] Furthermore, a third hydraulic cylinder is fixedly installed vertically inside the assembly frame, a cross plate is fixedly installed at the top end of the assembly frame, the cross plate is arranged along the width direction of the base plate, and clamping frames are hingedly installed at both ends of the top of the cross plate. The clamping frame is arranged in an arc shape, and clamping wheels distributed along its length direction are rotatably installed inside the clamping frame.

[0010] Furthermore, the output shaft end of the third hydraulic cylinder passes through the horizontal plate and is fixedly installed with a lifting block. The two end portions of the lifting block are hinged with connecting rods. The end of the connecting rod away from the lifting block is respectively hinged with the clamping frames on both sides. A support wheel is also installed on the top of the lifting block for rotation along the center.

[0011] Furthermore, the stabilizing frame includes a lifting plate, the bottom of the lifting plate is symmetrically provided with assembly grooves along the center, the connecting blocks are respectively installed in different assembly grooves, a fixing frame is fixedly installed on one end of the support frame on both sides of the top of the lifting plate, a fixing plate is fixedly installed on the fixing frame on one side facing the center of the lifting plate, a center rod is fixedly installed in the middle between the two fixing plates, and the top ends of the two fixing plates are fixedly connected by side rods.

[0012] Furthermore, a crossbeam is provided on the inner side of the side rod, and both ends of the crossbeam are respectively fixedly mounted on the fixing plates on both sides, and the end of the crossbeam is rotatably mounted with a limit block.

[0013] Furthermore, a hinge shaft is installed at the bottom end of the limit block, and a traction plate is also installed on the hinge shaft. An adjustment rod is provided at the bottom between the two fixed plates, and the end of the traction plate away from the hinge shaft is rotatably connected to the end of the adjustment rod.

[0014] Furthermore, a pull plate is installed on the hinge shaft, and a tension spring is provided between the pull plates arranged close to the fixed plate on the same side, and both ends of the tension spring are respectively connected to the ends of the pull plates on both sides.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the utility model has a simple and reasonable structure, is quick and convenient to use, can provide stable support for storage tanks of different models, and when the limit block is not in contact with the storage tank, the outer wall of the storage tank can be rotated to determine the welding angle, and then the limit block can be raised and lowered by the first hydraulic cylinder, and at the same time, the adjusting rod is manually pressed to insert the top end of the limit block into the welding hole on the storage tank, so that with the help of the tension of the tension spring, the limit block contacts the inner wall of the welding hole, and then the storage tank will not rotate during welding, and the distance between the two support frames can also be adjusted, so it can adapt to storage tanks of different lengths. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of a steel structure storage tank welding stabilization device according to an embodiment of the utility model;

[0018] Figure 2 It is a schematic diagram of the top structure of a base plate in a welding stabilization device for a steel structure storage tank according to an embodiment of the utility model;

[0019] Figure 3 It is a structural schematic diagram of a support frame in a welding stabilization device for a steel structure storage tank according to an embodiment of the utility model;

[0020] Figure 4 It is a schematic diagram of the top structure of a stabilizing frame in a welding stabilizing device for a steel structure storage tank according to an embodiment of the utility model;

[0021] Figure 5 The present invention is a schematic diagram of the bottom structure of a stabilizing frame in a welding stabilizing device for a steel structure storage tank according to an embodiment of the present invention.

[0022] Reference numerals:

[0023] 1. Base plate; 2. Support frame; 3. Stabilizing frame; 4. First hydraulic cylinder; 5. Connecting block; 6. Slide rail; 7. Mounting frame; 8. Second hydraulic cylinder; 9. Assembly frame; 10. Slide seat; 11. Connecting plate; 12. Third hydraulic cylinder; 13. Cross plate; 14. Clamping frame; 15. Clamping wheel; 16. Lifting block; 17. Connecting rod; 18. Supporting wheel; 19. Lifting plate; 20. Assembly groove; 21. Fixed frame; 22. Fixed plate; 23. Center rod; 24. Side rod; 25. Crossbeam rod; 26. Limiting block; 27. Articulated shaft; 28. Traction plate; 29. ​​Pull plate; 30. Tension spring; 31. Adjusting rod. DETAILED DESCRIPTION

[0024] Below, in conjunction with the accompanying drawings and specific implementation methods, the utility model is further described:

[0025] See also Figure 1-3 According to an embodiment of the utility model, a steel structure storage tank welding stabilization device comprises a base plate 1, support frames 2 are installed at both ends of the top of the base plate 1, and the support frames 2 are used to support the body of the storage tank. The two support frames 2 are arranged along the length direction of the base plate 1, and a stabilization frame 3 is also installed at the top center of the base plate 1. The stabilization frame 3 is used to stabilize and limit the storage tank to ensure the stability during subsequent welding. In order to enable the support frame 2 to cope with storage tanks of different sizes and lengths, in this embodiment, a first hydraulic cylinder 4 is symmetrically installed at the top center of the base plate 1, and a connecting block 5 is fixedly installed at the end of the output shaft of the first hydraulic cylinder 4. The top of the connecting block 5 is fixedly installed on the bottom of the stabilization frame 3. A slide rail 6 is fixedly installed near the two ends of the top of the base plate 1, and the bottom of the support frame 2 is slidably installed on the slide rail 6. The height of the stabilization frame 3 can be adjusted by the first hydraulic cylinder 4, so that the stabilization frame 3 can be stably limited according to the height of the storage tank, and the support frame 2 can be slidably adjusted on the slide rail 6, so that the distance between the two support frames 2 can be changed, thereby stably supporting storage tanks of different lengths, and then ensuring the stability of welding.

[0026] In order to automate the adjustment of the support frame 2, in this embodiment, a mounting frame 7 is fixedly mounted on the top of the base plate 1, the mounting frame 7 is arranged at one end of the slide rail 6, and a second hydraulic cylinder 8 is mounted on the top of the mounting frame 7. The output shaft of the second hydraulic cylinder 8 passes through the mounting frame 7 and is fixedly connected to the bottom outer wall of the support frame 2. The position of the support frame 2 on the slide rail 6 can be automatically adjusted by the second hydraulic cylinder 8.

[0027] In order to enable the support frame 2 to stably support the outer wall of the storage tank, in this embodiment, the support frame 2 includes an assembly frame 9, a slide seat 10 is fixedly installed at the bottom end of the assembly frame 9, and the slide seat 10 is slidably installed on the slide rail 6. A connecting plate 11 is fixedly installed at the bottom of the assembly frame 9 facing the second hydraulic cylinder 8, and the output shaft end of the second hydraulic cylinder 8 is fixedly installed on the connecting plate 11. A third hydraulic cylinder 12 is fixedly installed vertically inside the assembly frame 9, and a cross plate 13 is fixedly installed at the top end of the assembly frame 9. The cross plate 13 is arranged along the The base plate 1 is arranged in the width direction, and clamping frames 14 are hingedly installed at both ends of the top of the cross plate 13. The clamping frames 14 are arranged in an arc shape, and clamping wheels 15 distributed along its length direction are rotatably installed in the clamping frames 14. The output shaft end of the third hydraulic cylinder 12 passes through the cross plate 13 and is fixedly installed with a lifting block 16. The two end ends of the lifting block 16 are hinged with connecting rods 17. The ends of the connecting rods 17 away from the lifting block 16 are respectively hinged with the clamping frames 14 on both sides, and the top of the lifting block 16 is also rotatably installed with a support wheel 18 along the center.

[0028] Place the storage tank on the supporting wheel 18, and then start the third hydraulic cylinder 12. The output shaft of the third hydraulic cylinder 12 drives the lifting block 16 to rise and fall. The lifting block 16 can drive the storage tank to adjust its height through the supporting wheel 18. At the same time, the lifting block 16 will drive the clamping frame 14 to swing around the hinge of the cross plate 13 through the connecting rod 17. When the clamping wheel 15 on the clamping frame 14 contacts the outer wall of the storage tank, it can support the two ends of the storage tank while ensuring its stability. At this time, because the storage tank is synchronously positioned by the supporting wheel 18 and the clamping wheel 15, the storage tank can also realize self-rotation, which is convenient for selecting the welding angle.

[0029] See also Figure 4-5 In order to enable the stabilizing frame 3 to stably limit the storage tank, in this embodiment, the stabilizing frame 3 includes a lifting plate 19, the bottom of the lifting plate 19 is symmetrically provided with an assembly groove 20 along the center, and the connecting blocks 5 are respectively installed in different assembly grooves 20, and a fixing frame 21 is fixedly installed at one end of the support frame 2 on both sides of the top of the lifting plate 19, and a fixing plate 22 is fixedly installed on the fixing frame 21 toward the center side of the lifting plate 19, and a center rod 23 is fixedly installed in the middle between the two fixing plates 22, and the top ends of the two fixing plates 22 are fixedly connected by a side rod 24, and a crossbeam rod 25 is also provided on the inner side of the side rod 24, and the two ends of the crossbeam rod 25 are respectively fixedly installed on the fixing plates 22 on both sides, and the end of the crossbeam rod 25 is rotatably installed with a limit block 26. Start the first hydraulic cylinder 4 to drive the lifting plate 19 to rise and fall, and at this time, the limit block 26 can be synchronously lifted and lowered, and the limit block 26 is brought into contact with the outer wall of the storage tank or the welding hole opened on the storage tank, so that the storage tank can be positioned to ensure stability during welding.

[0030] In order to make the limit block 26 stably contact the welding hole opened on the storage tank, in this embodiment, a hinge shaft 27 is installed at the bottom end of the limit block 26, and a traction plate 28 is also installed on the hinge shaft 27. An adjustment rod 31 is provided at the bottom between the two fixed plates 22, and one end of the traction plate 28 away from the hinge shaft 27 is rotatably connected to the end of the adjustment rod 31. The traction plate 28 can be driven to move by the adjustment rod 31, and the traction plate 28 is hinged to the bottom end of the limit block 26 through the hinge shaft 27. Therefore, when the adjustment rod 31 is raised and lowered, the limit block 26 can be driven to rotate on the crossbeam 25 through the traction plate 28, so that the limit block 26 can be tightly abutted against the inner wall of the welding hole opened on the storage tank, thereby achieving positioning.

[0031] In order to enable the limit block 26 to automatically position the inner wall of the welding hole opened on the storage tank, in this embodiment, a pull plate 29 is also installed on the hinge shaft 27, and a tension spring 30 is provided between the pull plates 29 arranged near the fixed plate 22 on the same side, and the two ends of the tension spring 30 are respectively connected to the ends of the pull plates 29 on both sides. The tension spring 30 will automatically pull the pull plate 29 due to its own tension, and then pull the hinge shaft 27 through the pull plate 29, so that the limit block 26 can be automatically adjusted through the hinge shaft 27, so that the limit block 26 can position the inner wall of the welding hole on the storage tank.

[0032] Through the above scheme of the utility model, the utility model has a simple and reasonable structure, is quick and convenient to use, can stably support storage tanks of different models, and when the limit block 26 is not in contact with the storage tank, the outer wall of the storage tank can be rotated to determine the welding angle, and then the limit block 26 can be raised and lowered by the first hydraulic cylinder 4, and at the same time, the adjusting rod 31 is manually pressed to insert the top end of the limit block 26 into the welding hole on the storage tank, so that with the help of the tension of the tension spring 30, the limit block 26 is in contact with the inner wall of the welding hole, and then the storage tank will not rotate during welding, and the distance between the two support frames 2 can also be adjusted, so it can adapt to storage tanks of different lengths.

[0033] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steel structure storage tank welding stabilization device, comprising a base plate (1), characterized in that: Support frames (2) are installed at both ends of the top of the base plate (1), and the two support frames (2) are arranged along the length direction of the base plate (1). A stabilizing frame (3) is also installed at the center of the top of the base plate (1). A first hydraulic cylinder (4) is symmetrically installed at the center of the top of the base plate (1). A connecting block (5) is fixedly installed at the end of the output shaft of the first hydraulic cylinder (4), and the top of the connecting block (5) is fixedly installed on the bottom of the stabilizing frame (3). A slide rail (6) is fixedly installed at the top of the base plate (1) near both ends, and the bottom of the support frame (2) is slidably installed on the slide rail (6). A mounting frame (7) is also fixedly installed on the top of the base plate (1), and the mounting frame (7) is arranged at one end of the slide rail (6). A second hydraulic cylinder (8) is installed at the top of the mounting frame (7), and the output shaft of the second hydraulic cylinder (8) passes through the mounting frame (7) and is fixedly connected to the bottom outer wall of the support frame (2).

2. A steel structure storage tank welding stabilization device according to claim 1, characterized in that: The support frame (2) comprises an assembly frame (9), a slide seat (10) is fixedly mounted on the bottom end of the assembly frame (9), the slide seat (10) is slidably mounted on the slide rail (6), a connecting plate (11) is fixedly mounted on the bottom of one side of the assembly frame (9) facing the second hydraulic cylinder (8), and the output shaft end of the second hydraulic cylinder (8) is fixedly mounted on the connecting plate (11).

3. A steel structure storage tank welding stabilization device according to claim 2, characterized in that: A third hydraulic cylinder (12) arranged vertically is fixedly installed inside the assembly frame (9); a transverse plate (13) is fixedly installed at the top end of the assembly frame (9); the transverse plate (13) is arranged along the width direction of the base plate (1); a clamping frame (14) is hingedly installed at both ends of the top of the transverse plate (13); the clamping frame (14) is arranged in an arc shape; and clamping wheels (15) distributed along the length direction thereof are rotatably installed inside the clamping frame (14).

4. A steel structure storage tank welding stabilization device according to claim 3, characterized in that: The output shaft end of the third hydraulic cylinder (12) passes through the transverse plate (13) and is fixedly mounted with a lifting block (16). The two end portions of the lifting block (16) are hinged with connecting rods (17). The ends of the connecting rods (17) away from the lifting block (16) are respectively hinged with the clamping frames (14) on both sides. A supporting wheel (18) is also mounted on the top of the lifting block (16) so as to rotate along the center.

5. A steel structure storage tank welding stabilization device according to claim 4, characterized in that: The stabilizing frame (3) comprises a lifting plate (19), the bottom of the lifting plate (19) is provided with assembly grooves (20) symmetrically along the center, the connecting blocks (5) are respectively installed in different assembly grooves (20), the top of the lifting plate (19) is fixedly installed with a fixing frame (21) at one end of the supporting frame (2) on both sides, the fixing frame (21) is fixedly installed with a fixing plate (22) on one side facing the center of the lifting plate (19), a center rod (23) is fixedly installed in the middle between the two fixing plates (22), and the top ends of the two fixing plates (22) are fixedly connected by a side rod (24).

6. A steel structure storage tank welding stabilization device according to claim 5, characterized in that: A crossbeam (25) is also provided on the inner side of the side rod (24), and the two ends of the crossbeam (25) are respectively fixedly mounted on the fixing plates (22) on both sides, and the end of the crossbeam (25) is rotatably mounted with a limit block (26).

7. A steel structure storage tank welding stabilization device according to claim 6, characterized in that: A hinge shaft (27) is installed at the bottom end of the limit block (26), and a traction plate (28) is also installed on the hinge shaft (27). An adjustment rod (31) is provided at the bottom between the two fixed plates (22), and one end of the traction plate (28) away from the hinge shaft (27) is rotatably connected to the end of the adjustment rod (31).

8. A steel structure storage tank welding stabilization device according to claim 7, characterized in that: A pull plate (29) is also installed on the hinge shaft (27), and a tension spring (30) is provided between the pull plates (29) arranged close to the fixed plate (22) on the same side, and the two ends of the tension spring (30) are respectively connected to the ends of the pull plates (29) on both sides.

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