Detachable flange pipe welding device

Abstract

The utility model discloses a detachable flanged pipe welding device, which relates to the technical field of flanged pipe welding and comprises a bottom plate, a first supporting device is arranged in the middle of the upper surface of the bottom plate, and second supporting devices are slidably arranged on the upper surface of the bottom plate and located at two ends of the first supporting device. The first supporting device comprises a hoop, a pipe body is tightly connected in the hoop in a sleeved mode, a flange plate is arranged on the side face of the second supporting device, and the second supporting device is connected with the flange plate in a limiting mode and drives the flange plate to move to be close to the pipe body at the same time. According to the detachable flange pipe welding device, the first supporting device is arranged on the bottom plate, the first supporting device supports and fixes a pipeline, then a flange plate is inserted into the pipeline, and welding can be conducted, so that only one person is needed during welding operation.

Description

Technical Field

[0001] The utility model relates to the technical field of flange pipe welding, in particular to a detachable flange pipe welding device. Background Art

[0002] Publication number: CN215616199U, name: flange pipe welding equipment, which discloses: including a workbench, a welding device connected to the workbench, a positioning device connected to the workbench, the positioning device including a rotating seat rotatably connected to the workbench, a rotating member connected to the workbench for driving the rotating seat to rotate, and a fixing member connected to the workbench, the rotating seat is provided with a positioning groove for placing a flange, the fixing member is used to vertically press a straight pipe against the flange in the positioning groove, the welding device includes a welding gun, a moving member for driving the welding gun to approach or move away from the rotating seat, the gun head of the welding gun is aligned with the connection between the flange and the straight pipe, the rotating seat and the fixing member fix the flange and the straight pipe for welding, which not only reduces safety hazards, but also greatly improves processing accuracy;

[0003] Although the above-mentioned public content has achieved the improvement of welding accuracy, the overall structure is complicated, which makes the cost high, thereby increasing the cost of use. In addition, the flange pipe is placed at an angle for welding. After welding, the height of the flange pipe needs to be tilted and raised to remove it. The flange plate is a metal product and is overall heavy, which increases the degree of labor. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a detachable flange pipe welding device, which solves the problem that although the above-mentioned disclosed content achieves improved welding accuracy, the overall structure is complex, resulting in a high cost, which in turn increases the cost of use, and the flange pipe is placed at an angle for welding. After welding, the height of the flange pipe needs to be tilted and increased to be removed, and the flange plate is a metal product and is overall heavy, which increases the labor level.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a detachable flange pipe welding device, comprising a base plate, a first supporting device is arranged in the middle of the upper surface of the base plate, a second supporting device is slidably arranged on the upper surface of the base plate and at both ends of the first supporting device, the first supporting device comprises a clamp, a pipe body is tightly sleeved in the clamp, a flange is arranged on the side of the second supporting device, and the second supporting device is limitedly connected to the flange while driving the flange to move closer to the pipe body.

[0006] Preferably, the clamp comprises two semicircular collars, both ends of the collars are fixedly connected to each other by a bolt assembly, and the clamp is fixedly connected to the base plate by a support column.

[0007] Preferably, the second supporting device includes a bracket slidably connected to the base plate, the side of the top end of the bracket is rotatably connected to a rotating plate, the side of the rotating plate is fixedly connected to a plurality of limit pins, and the ends of the limit pins are inserted into the connecting holes of the flange and slidably connected thereto.

[0008] Preferably, a T-block is fixedly connected to the bottom end of the bracket, a T-slot matching the T-block is provided on the upper surface of the base plate, a knob is threadedly connected to the upper surface of the bracket, and the end of the knob passes through the bracket and contacts the base plate.

[0009] Preferably, a T-ring block is fixedly connected to the other side of the rotating plate, a T-ring groove matching the T-ring block is opened on the side of the bracket, and a locking bolt is threadedly connected to the other side of the bracket, and the end of the locking bolt passes through the bracket and contacts the rotating plate.

[0010] Beneficial Effects

[0011] The utility model provides a detachable flange pipe welding device. Compared with the prior art, it has the following beneficial effects:

[0012] (1) The detachable flange pipe welding device is provided with a first supporting device on the bottom plate, the first supporting device supports and fixes the pipe, and then the flange is inserted into the pipe for welding, so that only one person is required to perform the welding operation.

[0013] (2) The detachable flange pipe welding device is further provided with a second supporting device. The second supporting device supports the flange and drives the flange to move closer to the pipe, so that the position of the flange can be limited during welding, making the welding more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of the pipeline and flange after installation of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 3 It is an exploded schematic diagram of the overall structure of the utility model;

[0017] Figure 4 It is a schematic exploded view of the second supporting device structure of the utility model.

[0018] In the figure: 1, bottom plate; 11, T-shaped groove; 2, first supporting device; 21, clamp; 22, supporting column; 3, second supporting device; 31, bracket; 311, T-shaped block; 312, T-shaped ring groove; 32, rotating plate; 321, limit pin; 322, T-shaped ring block; 33, locking bolt; 4, pipe body; 5, flange. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution: a detachable flange pipe welding device, comprising a base plate 1, a first supporting device 2 is arranged in the middle of the upper surface of the base plate 1, a second supporting device 3 is slidably arranged on the upper surface of the base plate 1 and at both ends of the first supporting device 2, the first supporting device 2 comprises a clamp 21, a pipe body 4 is tightly sleeved in the clamp 21, a flange 5 is arranged on the side of the second supporting device 3, and the second supporting device 3 is limitedly connected to the flange 5 while driving the flange 5 to move close to the pipe body 4.

[0021] Specifically, the first supporting device 2 limits and fixes the position of the tube body 4, and the second supporting device 3 limits the flange 5 while driving the flange 5 to move closer to the tube body 4, so that only one person is needed to perform the welding operation, and when the first supporting device 2 supports the tube body 4 and the second supporting device 3 supports the flange 5, the tube body 4 and the flange 5 are on the same axis, so that stable welding can be performed.

[0022] The clamp 21 includes two semicircular collars, both ends of which are fixedly connected to each other by a bolt assembly, and the clamp 21 is fixedly connected to the base plate 1 by a support column 22 .

[0023] Specifically, the clamp 21 is a prior art, which is used to sleeve the pipe body 4 and fix the position of the pipe body 4 .

[0024] The second supporting device 3 includes a bracket 31 slidably connected to the base plate 1, and the side surface of the top of the bracket 31 is rotatably connected to a rotating plate 32, and the side surface of the rotating plate 32 is fixedly connected to a plurality of limit pins 321, and the ends of the limit pins 321 are inserted into the connecting holes of the flange 5 and slidably connected thereto.

[0025] Specifically, the bracket 31 supports the rotating plate 32 , and the limiting pin 321 on the rotating plate 32 fixes the flange 5 . The bracket 31 moves, driving the flange 5 to move closer to the tube body 4 .

[0026] The bottom end of the bracket 31 is fixedly connected with a T-shaped block 311 , the upper surface of the bottom plate 1 is provided with a T-shaped slot 11 matching the T-shaped block 311 , the upper surface of the bracket 31 is threadedly connected with a knob, the end of the knob passes through the bracket 31 and contacts the bottom plate 1 .

[0027] Specifically, the bracket 31 slides stably on the bottom plate 1 with the cooperation of the T-shaped block 311 and the T-shaped slot 11 , thereby driving the flange 5 to move stably close to the pipe body 4 .

[0028] A T-ring block 322 is fixedly connected to the other side of the rotating plate 32, and a T-ring groove 312 matching the T-ring block 322 is opened on the side of the bracket 31. A locking bolt 33 is threadedly connected to the other side of the bracket 31, and the end of the locking bolt 33 passes through the bracket 31 and contacts the rotating plate 32.

[0029] Specifically, the rotating plate 32 drives the flange 5 to rotate through the cooperation of the T-shaped ring block 322 and the T-shaped ring groove 312, so that the rotation angle of the flange 5 can be adjusted before welding. During welding, the locking bolt 33 squeezes the rotating plate 32 to fix the rotation angle of the flange 5.

[0030] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0031] During operation, the pipe body 4 only needs to be inserted into the clamp 21 and the flange 5 needs to be clamped on the rotating plate 32, and then the bracket 31 is moved to move the flange 5 closer to the pipe body 4, so that the pipe body 4 and the flange 5 can be stably docked.

[0032] 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.

[0033] 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 detachable flange pipe welding device, characterized in that: It comprises a bottom plate (1), wherein a first supporting device (2) is provided in the middle of the upper surface of the bottom plate (1); A second supporting device (3) is slidably provided on the upper surface of the bottom plate (1) and at both ends of the first supporting device (2); The first supporting device (2) comprises a clamp (21), and a tube body (4) is tightly sleeved inside the clamp (21); A flange (5) is provided on the side of the second supporting device (3), and the second supporting device (3) is limitedly connected to the flange (5) and drives the flange (5) to move closer to the pipe body (4).

2. A detachable flange pipe welding device according to claim 1, characterized in that: The clamp (21) comprises two semicircular collars, the two ends of which are fixedly connected to each other via a bolt assembly, and the clamp (21) is fixedly connected to the base plate (1) via a support column (22).

3. The detachable flange pipe welding device according to claim 1 is characterized in that: The second supporting device (3) comprises a bracket (31) slidably connected to the base plate (1); the side surface of the top end of the bracket (31) is rotatably connected to a rotating plate (32); the side surface of the rotating plate (32) is fixedly connected to a plurality of limit pins (321); the ends of the limit pins (321) are inserted into the connecting holes of the flange (5) and are slidably connected thereto.

4. The detachable flange pipe welding device according to claim 3 is characterized in that: The bottom end of the bracket (31) is fixedly connected to a T-shaped block (311), the upper surface of the bottom plate (1) is provided with a T-shaped slot (11) matching the T-shaped block (311), the upper surface of the bracket (31) is threadedly connected to a knob, and the end of the knob passes through the bracket (31) and contacts the bottom plate (1).

5. The detachable flange pipe welding device according to claim 3 is characterized in that: A T-shaped ring block (322) is fixedly connected to the other side of the rotating plate (32), a T-shaped ring groove (312) matching the T-shaped ring block (322) is provided on the side of the bracket (31), and a locking bolt (33) is threadedly connected to the other side of the bracket (31), and the end of the locking bolt (33) passes through the bracket (31) and contacts the rotating plate (32).

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