Rotary support for repair welding of bottom shaft head

Abstract

The utility model discloses a bottom shaft head repair welding rotary support, which belongs to the technical field of repair welding supports, and comprises a supporting bottom plate, a supporting rod and a rotary fixing mechanism, the top of the supporting bottom plate is provided with the supporting rod, the top of the supporting rod is provided with the rotary fixing mechanism, and the rotary fixing mechanism comprises a rotary seat, a rotary main rod and a telescopic connecting assembly. One end of the rotating main rod is connected with a rotating handle, and the end, away from the rotating handle, of the rotating main rod is provided with a telescopic connecting assembly used for fixing the bottom shaft head. The welding repair tool has the advantages that the bottom shaft head is placed on the rotating support, the bottom shaft head is fixed through the telescopic connecting assembly, the bottom shaft head can be fixed to the rotating main rod, the bottom shaft head can rotate along with a worker rotating the handle, and therefore the function of rotating the bottom shaft head in the welding repair process is achieved; and the rotating main rod can be fixed, so that fixed repair welding is realized, and the convenience and practicability of the repair welding rotating bracket on the repair welding operation of the bottom shaft head are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of welding support, specifically, a bottom shaft head welding rotary support. BACKGROUND

[0002] In the field of industrial equipment, shaft head also refers to the two ends of the shaft, the shaft is the mechanical part that supports the rotating part and rotates with it to transmit motion, torque or bending moment, generally for metal round rod, each section can have different diameters, the part that makes rotary motion in the machine is installed on the shaft. The two ends of the shaft are usually called shaft head.

[0003] During the maintenance of industrial tanks, it is necessary to regularly check the wear of the tank stirring bottom shaft head and replace it. During the welding repair of the worn bottom shaft head, multiple people often use crowbars to lift nearby. Since the bottom shaft head is heavy and cylindrical in shape, close contact between personnel and the bottom shaft head can easily cause unsafe conditions such as rolling, bruising, and bruising. The overall labor intensity is high, the risk coefficient is high, and there is a lack of simple structure and easy-to-operate bottom shaft head welding rotary support in the prior art. Most of the structures are complex, not convenient for fixed welding repair, and can also realize rotary welding. The production cost is relatively high and not convenient for mass production. Its practicality and durability need to be improved. At the same time, the utility model patent with the announcement number CN215393520U discloses a rotary welding frame for welding machine, which includes a fixed mechanism and a rotating seat. The fixed mechanism includes a bottom plate and a support arm. The support arm is fixedly connected to the top left side of the bottom plate. A horizontal rotation mechanism is arranged on the support arm for controlling the rotation of the rotating seat along the horizontal line. The horizontal rotation mechanism includes a mounting plate. The rotating seat is rotatably connected to the mounting plate. The bottom end of the rotating seat penetrates through the mounting plate and is provided with a linkage gear. The bottom end of the mounting plate is provided with a vertical rotation mechanism for controlling the rotation of the rotating seat along the vertical direction. Its structure is complex, not convenient for mass production, and its practicality and durability need to be improved. UTILITY MODEL CONTENTS

[0004] In order to overcome the prior art lack of simple structure, easy to operate the bottom shaft head repair rotary support, most of the structure is complex, not convenient for realizing fixed repair, and can realize rotary welding, and the production cost is higher, not convenient for mass production, its practicability and durability need to be improved and other problems, the utility model provides a kind of bottom shaft head repair rotary support, including support base plate, support rod and rotary fixed mechanism, the top of support base plate is equipped with support rod, the top of support rod is provided with rotary fixed mechanism, the rotary fixed mechanism includes rotary seat, rotary main rod and telescopic connecting component, the rotary main rod is rotatably connected on rotary seat, the side of rotary seat is equipped with the limiting component of being sleeved in the outside of rotary main rod, one end of rotary main rod is connected with rotary handle, the end of rotary main rod away from rotary handle is equipped with telescopic connecting component for fixing bottom shaft head.

[0005] Bottom shaft head is placed on rotary support, is connected and fixed bottom shaft head by telescopic connecting component, can fix bottom shaft head on rotary main rod, can rotate along with the rotation of handle of staff, to realize the function of rotating when repair, at the same time, rotary main rod is provided with limiting component outside, can fix rotary main rod, to realize fixed repair, greatly improve the convenience and practicability of repair rotary support to bottom shaft head repair operation.

[0006] Preferably, the telescopic connecting component includes telescopic outer tube, telescopic inner rod and limiting screw, the middle part of telescopic outer tube is connected with the rotary main rod, the both ends of telescopic outer tube are connected with two telescopic inner rods respectively, the outer surfaces of two telescopic inner rods are symmetrically provided with two limiting screws, and two limiting nuts are arranged on two limiting screws respectively. By the limiting screw on telescopic connecting component, the flange hole of bottom shaft head can be connected and fixed, and at the same time, under the cooperation of telescopic outer tube and telescopic inner rod at both ends thereof, the use range of limiting screw can be adjusted, so that different sizes of bottom shaft head can be adapted, and the practicability of repair rotary support is further improved.

[0007] Preferably, the middle part of rotary seat is provided with inner bearing, and the inner ring of inner bearing is fixedly connected with the outer wall of rotary main rod.

[0008] Preferably, the limiting component includes limiting sleeve and limiting bolt, the inner wall of limiting sleeve is connected with rotary main rod, and a plurality of limiting holes penetrating the inner wall are formed in limiting sleeve, and a limiting bolt for fixing rotary main rod is arranged in each limiting hole.

[0009] Preferably, the two limiting screws are respectively provided with a buffer assembly, the buffer assembly comprises a buffer spring and a buffer plate, one side of the buffer spring is connected with one end of the telescopic inner rod, and the other side of the buffer spring is connected with the buffer plate which is sleeved on the outside of the limiting screw.

[0010] Preferably, the support base plate is provided with a pressure bearing reinforcing plate.

[0011] Preferably, the side of the support base plate towards the telescopic connecting assembly is provided with two parallel extension plates, and the two extension plates are respectively provided with a plurality of fixing holes.

[0012] Preferably, the material of the support base plate and the support rod is stainless steel.

[0013] Preferably, the lower surfaces of the support base plate and the two extension plates are respectively provided with an anti-skid layer.

[0014] Preferably, the rotating handle is provided with a rubber sleeve.

[0015] The whole bottom shaft head welding repair rotating support has simple structure, is convenient to assemble, has low production cost, can be mass-produced, and greatly facilitates the bottom shaft head welding repair operation of workers.

[0016] Beneficial effects:

[0017] The beneficial effects of the technical scheme of the utility model are as follows:

[0018] (1) The bottom shaft head is placed on the rotating support, the bottom shaft head is connected and fixed through the telescopic connecting assembly, the bottom shaft head can be fixed on the rotating main rod, and the bottom shaft head can rotate along with the rotation of the handle, so that the function of rotating the bottom shaft head during welding repair is realized, meanwhile, the limiting assembly is arranged outside the rotating main rod, the rotating main rod can be fixed, so that the welding repair is realized, and the convenience and practicality of the welding repair rotating support for the bottom shaft head welding repair operation are greatly improved.

[0019] (2) The limiting screw on the telescopic connecting assembly can be connected with the flange hole of the bottom shaft head and fixed, meanwhile, the use range of the limiting screw can be adjusted through the cooperation of the telescopic outer pipe and the telescopic inner rods at both ends, so that the bottom shaft heads of different sizes can be adapted, and the practicality of the welding repair rotating support is further improved.

[0020] (3) The pressure bearing reinforcing plate arranged on the support base plate can improve the pressure bearing capacity, the use strength and the service life, and avoid damage after long-time use. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the following drawings only show some of the embodiments of the present application, and should not be considered as limiting the scope. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0022] Fig. 1 is a schematic diagram of the overall structure of the bottom shaft head repair rotary support of the present application;

[0023] Fig. 2 is a schematic diagram of the connection structure of the side of the bottom shaft head repair rotary support of the present application;

[0024] Fig. 3 is a schematic diagram of the connection structure of the bottom of the upper support rod of the bottom shaft head repair rotary support of the present application;

[0025] Fig. 4 is a schematic diagram of the internal structure of the support bottom plate of the bottom shaft head repair rotary support of the present application;

[0026] Fig. 5 is a top view of the bottom shaft head repair rotary support of the present application.

[0027] In the figure: 1, support bottom plate; 2, support rod; 3, rotary seat; 4, rotary main rod; 5, telescopic outer tube; 6, telescopic inner rod; 7, limiting screw; 8, limiting nut; 9, rotary handle; 10, extension plate; 11, buffer spring; 12, buffer plate; 13, limiting sleeve; 14, limiting bolt; 15, inner bearing; 16, pressure bearing reinforcing plate; 17, anti-skid layer; 18, fixing hole. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only to represent selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0029] The embodiment can connect and fix the bottom shaft head through the telescopic connecting assembly, can fix the bottom shaft head on the rotating main rod, can rotate with the rotation of the handle by the worker, and thus realizes the function of rotating the bottom shaft head during welding repair. Meanwhile, the limiting assembly is arranged outside the rotating main rod, the rotating main rod can be fixed, and thus the welding repair is realized, and the convenience and practicality of the welding repair rotating support for the welding repair operation of the bottom shaft head are greatly improved. The specific implementation is as follows.

[0030] As shown in Figs. 1 to 5 A bottom shaft head welding repair rotating support, which comprises a supporting bottom plate 1, a supporting rod 2 and a rotating fixing mechanism, the top of the supporting bottom plate 1 is provided with the supporting rod 2, the top of the supporting rod 2 is provided with the rotating fixing mechanism, the rotating fixing mechanism comprises a rotating seat 3, a rotating main rod 4 and a telescopic connecting assembly, the rotating main rod 4 is rotationally connected to the rotating seat 3, one side of the rotating seat 3 is provided with a limiting assembly which is sleeved outside the rotating main rod 4, one end of the rotating main rod 4 is connected with a rotating handle 9, and the end of the rotating main rod 4 away from the rotating handle 9 is provided with the telescopic connecting assembly for fixing the bottom shaft head. The bottom shaft head is placed on the rotating support, the bottom shaft head can be connected and fixed through the telescopic connecting assembly, the bottom shaft head can be fixed on the rotating main rod 4, and the bottom shaft head can rotate with the rotation of the handle by the worker, so that the function of rotating the bottom shaft head during welding repair is realized. Meanwhile, the limiting assembly is arranged outside the rotating main rod 4, the rotating main rod 4 can be fixed, and thus the welding repair is realized, and the convenience and practicality of the welding repair rotating support for the welding repair operation of the bottom shaft head are greatly improved.

[0031] The telescopic connecting assembly comprises a telescopic outer pipe 5, telescopic inner rods 6 and limiting screws 7, the middle part of the telescopic outer pipe 5 is connected with the rotating main rod 4, both ends of the telescopic outer pipe 5 are respectively connected with two telescopic inner rods 6 which can move telescopically, the outer surfaces of the two telescopic inner rods 6 are symmetrically provided with two limiting screws 7, and the two limiting screws 7 are respectively provided with limiting nuts 8. Through the limiting screws 7 on the telescopic connecting assembly, the flange holes of the bottom shaft head can be connected and fixed through the limiting nuts 8, and meanwhile, under the cooperation of the telescopic outer pipe 5 and the telescopic inner rods 6 at both ends of the telescopic outer pipe 5, the use range of the limiting screws 7 can be adjusted, so that the bottom shaft heads of different sizes can be adapted, and the practicality of the welding repair rotating support is further improved. The middle part of the rotating seat 3 is provided with an inner bearing 15, and the inner ring of the inner bearing 15 is fixedly connected with the outer wall of the rotating main rod 4. Through the inner bearing 15, the flexible rotation of the rotating main rod 4 can be facilitated.

[0032] The limiting assembly comprises a limiting sleeve 13 and a limiting bolt 14, the inner wall of the limiting sleeve 13 is connected with the rotating main rod 4, the limiting sleeve 13 is formed with a plurality of limiting holes penetrating the inner wall, and each limiting hole is provided with the limiting bolt 14 for fixing the rotating main rod 4. In the limiting assembly, the limiting bolts 14 on the limiting sleeve 13 can be screwed to abut against the rotating main rod 4, so that the position of the rotating main rod 4 is fixed.

[0033] Each of the two limiting screws 7 is equipped with a buffer assembly, which includes a buffer spring 11 and a buffer plate 12. One side of the buffer spring 11 is connected to the end of the limiting screw 7 near the telescopic inner rod 6, and the other side of the buffer spring 11 is connected to the buffer plate 12, which is sleeved on the outside of the limiting screw 7. By setting up the buffer spring 11 and the buffer plate 12, the buffering and shock absorption effect of the bottom shaft head after installation and modification on the rotating bracket can be improved.

[0034] A pressure-bearing reinforcing plate 16 is provided inside the support base plate 1. By providing the pressure-bearing reinforcing plate 16 on the support base plate 1, its pressure-bearing capacity, strength and service life can be improved, and damage after long-term use can be avoided.

[0035] Two parallel extension plates 10 are installed on the side of the support base plate 1 facing the telescopic connection assembly. Each extension plate 10 has several fixing holes 18. The extension plates 10 increase the contact area between the support base plate 1 and the horizontal plane, thereby improving the stability of the entire rotating bracket. The fixing holes 18 allow the rotating bracket to be connected and fixed to the horizontal plane.

[0036] The base plate 1 and the support rod 2 are made of stainless steel.

[0037] The lower surfaces of the supporting base plate 1 and the two extension plates 10 are respectively provided with anti-slip layers 17. The anti-slip layers 17 increase the friction on the lower surface of the supporting base plate 1, reducing the slippage of the rotating bracket.

[0038] A rubber sleeve is provided on the rotating handle 9. This rubber sleeve improves the friction and comfort of the rotating handle 9, making it easier for operators to use.

[0039] The entire bottom shaft head welding and repair rotating bracket has a simple structure, is easy to assemble, and has a low production cost, allowing for mass production and use, which greatly facilitates the bottom shaft head welding and repair work of the workers.

[0040] Working principle: the bottom shaft head is placed on the rotating support, is connected and fixed through the telescopic connecting assembly, can be fixed on the rotating main rod, can rotate with the staff rotating handle, so that the function of rotating during welding repair is realized, at the same time, the limiting assembly is arranged outside the rotating main rod, the rotating main rod can be fixed, so that the fixed welding repair is realized, the convenience and practicability of the welding repair rotating support for the bottom shaft head welding repair operation are greatly improved, the limiting screw rod on the telescopic connecting assembly can be connected with the flange hole of the bottom shaft head and fixed, at the same time, the use range of the limiting screw rod can be adjusted under the cooperation of the telescopic outer tube and the telescopic inner rod at both ends, so that the bottom shaft head of different sizes can be adapted, and the practicability of the welding repair rotating support is further improved, the pressure capacity, the use strength and the service life of the supporting bottom plate can be improved through the pressure bearing reinforcing plate arranged on the supporting bottom plate, and damage after long time use is avoided.

[0041] The preferred embodiments of the utility model are described above only, and are not used to limit the utility model, for the person skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A bottom bracket head welding rotary support, characterized by, The utility model provides a support device, including support bottom plate (1), support rod (2) and rotation fixed establishment, the top of support bottom plate (1) is installed with support rod (2), the top of support rod (2) is provided with rotation fixed establishment, rotation fixed establishment includes rotation seat (3), rotation main rod (4) and telescopic connecting component, rotation main rod (4) rotation is connected in rotation seat (3), one side of rotation seat (3) is installed with the limiting component of the sleeve that sets up in rotation main rod (4) outside, one end of rotation main rod (4) is connected with rotation handle (9), and one end of rotation main rod (4) away from rotation handle (9) is installed with telescopic connecting component for fixed bottom axle head.

2. A bottom bracket head repair rotatable support according to claim 1, wherein, The telescopic connecting component includes telescopic outer tube (5), telescopic inner rod (6) and limiting screw (7), the middle part of telescopic outer tube (5) is connected with rotation main rod (4), and both ends of telescopic outer tube (5) are connected with two telescopic inner rods (6) that can be telescopically moved respectively, the outer surfaces of the two telescopic inner rods (6) are symmetrically provided with two limiting screws (7), and the two limiting screws (7) are respectively provided with limiting nuts (8).

3. A bottom bracket head repair rotatable support according to claim 1, wherein, The middle part of the rotation seat (3) is provided with an inner bearing (15), and the inner ring of the inner bearing (15) is fixedly connected with the outer wall of the rotation main rod (4).

4. A bottom bracket head repair rotunda as defined in claim 1, wherein, The limiting component includes a limiting sleeve (13) and a limiting pin (14), the inner wall of the limiting sleeve (13) is connected with the rotation main rod (4), and a plurality of limiting holes are formed in the limiting sleeve (13) and penetrate the inner wall, and each limiting hole is provided with a limiting pin (14) for fixing the rotation main rod (4).

5. A bottom bracket head repair rotatable support according to claim 2, wherein, Each of the two limiting screws (7) is provided with a buffer assembly, and the buffer assembly includes a buffer spring (11) and a buffer plate (12), one side of the buffer spring (11) is connected with one end of the limiting screw (7) close to the telescopic inner rod (6), and the other side of the buffer spring (11) is connected with the buffer plate (12) sleeved outside the limiting screw (7).

6. A bottom bracket head repair rotunda as in claim 1, wherein, The support bottom plate (1) is provided with a pressure-bearing reinforcing plate (16).

7. A bottom bracket head repair rotatable support according to claim 1, wherein, The side of the support bottom plate (1) facing the telescopic connecting component is provided with two extension plates (10) arranged in parallel, and each of the two extension plates (10) is provided with a plurality of fixing holes (18).

8. A bottom bracket head welding rotary support according to claim 1, characterized in that, The support bottom plate (1) and the support rod (2) are made of stainless steel.

9. A bottom bracket head repair rotunda as in claim 7, wherein, The lower surfaces of the support bottom plate (1) and the two extension plates (10) are respectively provided with anti-skid layers (17).

10. A bottom bracket head welding rotary support according to claim 1, characterized in that, The rotation handle (9) is provided with a rubber sleeve.

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