Wall-mounted vertical large pipeline positioning automatic welding device

Abstract

The invention relates to the technical field of building construction, and discloses a wall-mounted vertical large pipeline positioning automatic welding device which comprises an electric hoist hoister, a pipeline part is mounted at the bottom of the electric hoist hoister in a hanging mode and connected with a floor wall through a support, and a bearing rotating cone assembly is arranged at the bottom of the pipeline part and connected with the floor wall through a support. The outer side of the pipeline piece is sleeved with a hoop type bracket assembly, a bearing swivel assembly is arranged at the bottom of the hoop type bracket assembly, and an assembly welding assembly is arranged at the bottom of the bearing swivel assembly. According to the method, the problem that the welding space of the weld joint of the wall-attached installation pipeline is not enough is solved, the problem of automatic positioning welding through an inverted installation method is also solved, the construction efficiency and the construction quality of the pipeline in the pipe well are greatly improved, and the purposes of shortening the project construction period and improving the project quality are achieved.

Description

Technical Field

[0001] The invention relates to the technical field of building construction, in particular to a vertical large pipeline positioning automatic welding device installed against a wall. Background Art

[0002] In order to improve the construction quality and project progress of large-diameter pipelines in super-high-rise pipe shafts and solve the problems of pipeline prefabrication and construction assembly, the project department conducted investigation and research, combined with actual needs, and finally designed a wall-mounted vertical large-pipe positioning automatic welding device, which is especially suitable for the situation where large pipelines are close to the wall of the pipe shaft; after the prefabricated pipe sections in the processing workshop are hoisted to the on-site installation site, the positioning group is used to construct and assemble the automatic welding equipment, forming prefabrication construction and assembly capabilities, so as to improve construction efficiency and shorten construction period through mechanization of construction and assembly.

[0003] At present, the construction progress and quality of large-diameter pipelines in the pipe shafts of super-high-rise buildings, especially the construction of pipelines in the pipe shafts of new buildings and existing building renovation projects that cannot be constructed by the pipeline or pipe group installation method, can be replaced by the implementation of prefabrication and construction assembly construction technology. For example, an operation hole is opened on the pipe at each weld on the floor, and manual electric welding is used from the inside of the pipe on the wall to solve the problem that the pipe is too close to the wall and there is no welding space on the outer wall of the pipe. After welding the inner weld of the pipe, the welding hole is welded and closed, which greatly increases the welding workload and increases the risk of water leakage, and also leads to poor quality of pipeline connection construction; Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the present invention provides a wall-mounted vertical large pipeline positioning automatic welding device, which has the advantages of inverted positioning automatic welding and solves the above-mentioned problems.

[0006] (II) Technical solution

[0007] In order to achieve the purpose of the above-mentioned inverted positioning automatic welding, the present invention provides the following technical solutions: a wall-mounted vertical large pipeline positioning automatic welding device, including an electric hoist, a pipeline component is hung and installed at the bottom of the electric hoist, and the pipeline component is connected to the floor wall through a bracket, a supporting swivel cone assembly is arranged at the bottom of the pipeline component, a clamping type corbel assembly is sleeved on the outer side of the pipeline component, a supporting swivel assembly is arranged at the bottom of the clamping type corbel assembly, and a group welding assembly is arranged at the bottom of the supporting swivel assembly.

[0008] Preferably, the supporting swivel assembly consists of two semi-annular supporting bases, two semi-annular supporting cover plates, two hinges, two buckles, a plurality of load-bearing wheels A, four limiting wheels and two horizontal bubble tubes. The supporting cover plates are clamped on the supporting bases, and the two semi-annular supporting bases and the two semi-annular supporting cover plates are connected end to end through hinges and buckles. The load-bearing wheels A are rotatably installed inside the supporting bases, the limiting wheels are rotatably installed on the inner wall of the supporting bases, and the horizontal bubble tubes are embedded in the supporting cover plates.

[0009] Preferably, the supporting rotating cone assembly consists of a supporting cone base, a supporting cone top plate, a plurality of load-bearing wheels B, a supporting cone cylinder, and four rulers; the supporting cone top plate is fixedly mounted on the top of the supporting cone cylinder, the supporting cone cylinder is covered on the top of the supporting cone base, the load-bearing wheels B are rotatably mounted in the supporting cone base, and the rulers are provided on the outer wall of the supporting cone cylinder.

[0010] Preferably, the hoop-type corbel assembly consists of a plurality of fastener sections, hinges, anti-slip pads, two ear plates, two threaded pull rods, and two quick fasteners. The two connected fastener sections are connected to each other by hinges, the anti-slip pads are fixedly mounted on the inner side of the fastener section, the two ear plates are respectively mounted on the fastener sections located at the head end and the tail end, the threaded pull rod is threadedly connected to the inside of the ear plate, and the quick fastener is movably mounted on one end of the threaded pull rod.

[0011] Preferably, the welding assembly consists of a main frame, two upper and lower assembly cross arms, eight support arms, four axles, eight nylon wheels, eight telescopic joints, a left capstan, a right capstan, a longitudinal slide, a transverse slide, a welding trolley, four drive wheels, and a welding gun.

[0012] Preferably, the assembly crossarm is fixedly installed on the top and bottom of the main frame, the support arm is hingedly installed on the inner wall of the main frame, the telescopic joint is interspersed and installed at one end of the support arm, the telescopic joint is hinged to the two ends of the wheel axle, the nylon wheel is rotatably installed on the outside of the wheel axle, the left capstan and the right capstan are movably installed on the bottom of the assembly crossarm located above, the longitudinal slide is slidably installed on the side of the main frame, the transverse slide is slidably installed on the inner side of the longitudinal slide, the welding trolley is fixedly installed on the inner side of the longitudinal slide, the driving wheels are installed on the side of the welding trolley, and the welding gun is fixedly installed on the side of the welding trolley.

[0013] Preferably, the supporting cover plate and the bottom of the fastener section can be detachably mounted, and the supporting base can be detachably mounted on the surface of the assembled crossarm.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the present invention provides a vertical large pipeline positioning automatic welding device installed against a wall, which has the following beneficial effects:

[0016] Compared with the prior art, the present application is a construction equipment for the construction and assembly of prefabricated pipelines, which has the characteristics of small footprint, convenient transfer, fast construction deployment, and high construction efficiency. It is particularly suitable for the construction and assembly process of prefabricated construction technology, without the need to use traditional technology to destroy the temporary welding lugs of the prefabricated pipe section; it is suitable for the construction and installation of large pipelines installed against the wall, without the need to use traditional technology to open working holes at the pipeline welds to solve the problem of no welding working space on the wall side; automatic welding trolley technology is used to solve the problem of low efficiency and quality of manual welding. It is a better solution for the prefabrication and construction assembly of pipelines in pipeline shafts, which facilitates construction and installation. In addition to solving the problem of insufficient welding space for pipeline welds installed against the wall, the present application also solves the problem of automatic welding by inverted positioning, which greatly improves the construction efficiency and construction quality of pipelines in pipe shafts, and achieves the purpose of shortening the project construction period and improving the project quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the plane structure of the present invention;

[0018] Figure 2 It is a schematic diagram of the planar structure of the supporting rotating cone assembly of the present invention;

[0019] Figure 3 It is a schematic diagram of the top view of the supporting rotating cone assembly of the present invention;

[0020] Figure 4 It is a schematic diagram of the top view of the structure of the hoop type bracket assembly of the present invention;

[0021] Figure 5 It is a schematic diagram of the side view of the structure of the hoop type bracket assembly of the present invention;

[0022] Figure 6 It is a schematic diagram of the planar structure of the supporting swivel assembly of the present invention;

[0023] Figure 7 It is a schematic diagram of the exploded structure of the supporting swivel assembly of the present invention;

[0024] Figure 8 It is a bottom view structural schematic diagram of the supporting cover plate of the present invention;

[0025] Fig. 9 It is a schematic diagram of the top view of the supporting base of the present invention;

[0026] Fig.10 This is a schematic diagram of the planar structure of the welding assembly of the present invention;

[0027] Fig.11 This is a schematic diagram of the top view of the welding assembly of the present invention;

[0028] Fig.12 This is a schematic diagram of the main frame and nylon wheel structure of the present invention;

[0029] Fig.13 It is a schematic diagram of the main frame and nylon wheels of the present invention from a top view.

[0030] In the figure: 1. Electric hoist; 2. Pipe fittings; 3. Bracket; 4. Floor wall; 5. Supporting cone assembly; 6. Hoop-type bracket assembly; 7. Supporting swivel assembly; 8. Assembly welding assembly;

[0031] 51. Supporting cone base; 52. Supporting cone top plate; 53. Load-bearing wheel B; 54. Supporting cone cylinder; 55. Ruler;

[0032] 61. Fastener section; 62. Hinged part; 63. Anti-skid pad; 64. Ear plate; 65. Threaded pull rod; 66. Quick fastener;

[0033] 71. Supporting base; 72. Supporting cover plate; 73. Hinge; 74. Buckle; 75. Load-bearing wheel A; 76. Limiting wheel; 77. Horizontal bubble tube;

[0034] 81. Main frame; 82. Assembly cross arm; 83. Support arm; 84. Axle; 85. Nylon wheel; 86. Telescopic joint; 87. Left capstan; 88. Right capstan; 89. Longitudinal slide; 810. Horizontal slide; 811. Welding trolley; 812. Driving wheel; 813. Welding gun. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0036] See also Figure 1 A vertical large pipeline positioning automatic welding device installed against a wall comprises an electric hoist 1, a pipeline member 2 is mounted on the bottom of the electric hoist 1, the pipeline member 2 is connected to a floor wall 4 through a bracket 3, a supporting swivel cone assembly 5 is arranged at the bottom of the pipeline member 2, a clamping type bracket assembly 6 is sleeved on the outer side of the pipeline member 2, a supporting swivel ring assembly 7 is arranged at the bottom of the clamping type bracket assembly 6, and a group welding assembly 8 is arranged at the bottom of the supporting swivel ring assembly 7.

[0037] See also Figure 6-9The supporting swivel assembly 7 is composed of two semi-circular supporting bases 71, two semi-circular supporting cover plates 72, two hinges 73, two buckles 74, a number of load-bearing wheels A75, four limiting wheels 76 and two horizontal bubble tubes 77; the openable and closable supporting base 71 composed of two semicircles made according to the corresponding pipeline diameter is sleeved on the pipeline member 2, and the four limiting wheels 76 are in contact with the outer wall of the pipe to ensure that the ring is concentric with the pipeline; the corbel of the pipeline rests on the supporting cover plate 72, and the supporting cover plate 72 transfers gravity to a number of load-bearing wheels A75, so as to achieve the purpose of coaxial rotation of the vertical pipeline on the supporting swivel assembly 7.

[0038] See also Figure 6-9 The supporting cover plate 72 is clamped on the supporting base 71. The two semi-circular supporting bases 71 and the two semi-circular supporting cover plates 72 are connected end to end through hinges 73 and buckle locks 74. The load-bearing wheel A75 is rotatably installed inside the supporting base 71. The limiting wheel 76 is rotatably installed on the inner wall of the supporting base 71. The horizontal bubble tube 77 is embedded in the supporting cover plate 72. The ring width of the supporting swivel assembly 7 is about 5 cm, which can meet the use when the vertical pipeline is close to the wall; the setting of several load-bearing wheels A75 is to bear the weight of the vertical pipeline when the wheel width is less than 5 cm; the setting of hinges 73 and buckle locks 74 facilitates the installation of the device; the four limiting wheels 76 are to ensure that the supporting swivel assembly 7 and the pipeline member 2 are concentric circles, and the two horizontal bubble tubes 77 cooperate to ensure that the axis of the pipeline member 2 is perpendicular to the ground and does not shake eccentrically during rotation, thereby improving the stability of the distance between the weld and the welding gun and reducing the occurrence of welding quality defects.

[0039] See also Figure 2-3 The supporting rotating cone assembly 5 is composed of a supporting cone base 51, a supporting cone top plate 52, a plurality of bearing wheels B53, a supporting cone cylinder 54, and four scales 55; the supporting rotating cone assembly 5 composed of the supporting base 51 and the supporting cone cylinder 54 is manufactured according to the corresponding similar pipe diameter, so that the pipe end can be directly placed on the supporting cone cylinder 54. By adjusting the position of the pipe section and the supporting assembly, the scales of the pipe mouth on the scale 55 in four directions are the same, and the gravity is transmitted to the plurality of bearing wheels B55, so as to achieve the purpose of coaxial rotation of the vertical pipe section on the supporting rotating cone assembly 5.

[0040] See also Figure 2-3 The top plate 52 of the supporting cone is fixedly mounted on the top of the supporting cone cylinder 54, the supporting cone cylinder 54 covers the top of the supporting cone base 51, the bearing wheel B53 is rotatably mounted in the supporting cone base 51, and the scale 55 is provided on the outer wall of the supporting cone cylinder 54. The supporting cone cylinder 54 is provided to meet the use requirements of multiple specifications of pipelines with similar diameters, and the four scales 55 are to ensure that the device is coaxial with the pipeline member 2, to avoid shaking back and forth when the pipeline rotates, to improve the stability of the distance between the weld and the welding gun, and to reduce the generation of welding quality defects.

[0041] See also Figure 4-5 The clamp-type corbel assembly 6 is composed of a plurality of fastener sections 61, a hinge 62, an anti-slip pad 63, two ear plates 64, two threaded pull rods 65, and two quick fasteners 66. The number of fastener sections 61 to be used is determined according to the diameter of the pipeline, and then wrapped around the part of the riser pipe section that needs to be supported, and the pipeline is clamped by two quick fasteners 66, so that the supporting function of the corbel can be realized without welding.

[0042] See also Figure 4-5 The two connected fastener sections 61 are connected to each other by hinges 62, the supporting cover plate 72 and the bottom of the fastener section 61 are detachably installed, the anti-skid pad 63 is fixedly installed on the inner side of the fastener section 61, and the two ear plates 64 are respectively installed on the fastener section 61 at the head end and the tail end. The threaded tie rod 65 is threadedly connected inside the ear plate 64, and the quick fastener 66 is movably installed on one end of the threaded tie rod 65. The number of fastener sections 61 to be used is determined according to the diameter of the pipeline, and then wrapped around the part of the riser pipe section that needs to be supported. The two quick fasteners 66 hold the pipeline tightly, and the support function or suspension function of the bracket can be realized without welding, avoiding the need for subsequent cutting, grinding, and anti-corrosion treatment processes after the installation of the riser in the traditional method of welding temporary ears or brackets.

[0043] See also Figure 10-13 The welding assembly 8 consists of a main frame 81, two upper and lower assembly cross arms 82, eight support arms 83, four wheel axles 84, eight nylon wheels 85, eight telescopic joints 86, a left capstan 87, a right capstan 88, a longitudinal slide 89, a transverse slide 810, a welding carriage 811, four driving wheels 812, and a welding gun 813. By operating the left and right winches to drive the eight nylon wheels 85 on the wheel axle 84, the upper and lower sections of the pipe inserted in the main frame 81 are moved to the same axis, and then the two sections of the pipe are brought close to the welding gap spacing by the electric hoist lifter 1, and the handheld welding gun is evenly spot welded at multiple locations along the weld to complete the pipe section assembly operation; the assembled pipe is formed into a rotatable state by using the clamp-type bracket assembly 6, the supporting swivel assembly 7 and the supporting swivel cone assembly 5, and then the longitudinal and transverse slides are adjusted so that the driving wheel 812 of the welding trolley 811 is pressed against the pipe wall, and the welding gun 813 is aligned with the weld to perform automatic welding of the pipe weld to complete the positioning automatic welding between the pipe sections.

[0044] See also Figure 10-13 The assembly crossarm 82 is fixedly installed on the top and bottom of the main frame 81, the supporting base 71 is detachably installed on the surface of the assembly crossarm 82, the support arm 83 is hingedly installed on the inner wall of the main frame 81, the telescopic joint 86 is inserted and installed at one end of the support arm 83, the telescopic joint 86 is hinged to the two ends of the wheel axle 84, and the nylon wheel 85 is rotatably installed on the outside of the wheel axle 84.

[0045] See also Figure 10-13The left capstan 87 and the right capstan 88 are movably installed at the bottom of the assembly cross arm 82 located above, the longitudinal slide 89 is slidably installed on the side of the main frame 81, the transverse slide 810 is slidably installed on the inner side of the longitudinal slide 89, the welding carriage 811 is fixedly installed on the inner side of the longitudinal slide 89, the driving wheel 812 is installed on the side of the welding carriage 811, and the welding gun 813 is fixedly installed on the side of the welding carriage 811.

[0046] Working principle: When in use, after hoisting the pipe component 2 to the designated position on the construction site, open the upper and lower assembly cross arms 82 of the assembly welding assembly 8, pass through the side of the pipe section with assembly welding, close and fix the assembly cross arm 82, and then level and fix it on the temporary support, formal support or pipe well floor; then slowly lift the pipe component 2 through the electric hoist 1 and adjust the lower pipe section horizontally, operate the left and right winches to align the upper and lower pipe sections, make the gap between the pipe sections meet the weld size requirements, and hold the welding gun to perform assembly spot welding;

[0047] Install the supporting swivel on the pipeline on the assembled welding assembly, then lift the pipe section, install and tighten the clamp-type corbel close to the supporting swivel, and at the same time, place the supporting swivel cone assembly on the ground or temporary platform directly below the pipeline for leveling, and then lower the assembled pipe section and place it on the supporting swivel cone, ensuring that the scales of the four scales of the swivel cone are consistent at the lower end of the pipe section. At the same time, the clamp-type corbel is also placed on the supporting swivel assembly, so that the supporting swivel cone and the supporting swivel are both under stress; adjust the longitudinal and transverse slides and lock them, so that the driving wheels of the welding trolley are pressed against the pipe wall, and the welding gun head is set on the weld to be in a welding state, and then turn on the power to start automatic welding operations.

[0048] In summary, the present application is a construction equipment for the construction and assembly of prefabricated pipelines, which has the characteristics of small footprint, convenient transfer, fast construction deployment, and high construction efficiency. It is especially suitable for the construction and assembly process of prefabricated construction technology, without the need to use traditional technology to destroy the temporary welding lugs of the prefabricated pipe section; it is suitable for the construction and installation of large pipelines installed against the wall, without the need to use traditional technology to open working holes at the pipeline welds to solve the problem of no welding working space on the wall side; the automatic welding trolley technology is used to solve the problem of low efficiency and quality of manual welding. It is a better solution for the prefabrication and construction assembly of pipelines in pipeline shafts, which facilitates construction and installation. In addition to solving the problem of insufficient welding space for pipeline welds installed against the wall, the present application also solves the problem of automatic welding by inverted positioning, which greatly improves the construction efficiency and construction quality of pipelines in pipe shafts, and achieves the purpose of shortening the project construction period and improving the project quality.

[0049] 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 vertical large pipe positioning automatic welding device installed against a wall, comprising an electric hoist (1), a pipe member (2) being mounted on the bottom of the electric hoist (1), and the pipe member (2) being connected to a floor wall (4) via a bracket (3), characterized in that: A supporting swivel cone assembly (5) is provided at the bottom of the pipe member (2), a clamping bracket assembly (6) is sleeved on the outer side of the pipe member (2), a supporting swivel ring assembly (7) is provided at the bottom of the clamping bracket assembly (6), and a butt welding assembly (8) is provided at the bottom of the supporting swivel ring assembly (7).

2. According to claim 1, a vertical large pipe positioning automatic welding device installed against a wall is characterized by: The supporting swivel assembly (7) is composed of two semi-annular supporting bases (71), two semi-annular supporting cover plates (72), two hinges (73), two buckle locks (74), a plurality of load-bearing wheels A (75), four limiting wheels (76) and two horizontal bubble tubes (77); the supporting cover plates (72) are clamped on the supporting base (71); the two semi-annular supporting bases (71) and the two semi-annular supporting cover plates (72) are connected end to end through hinges (73) and buckle locks (74); the load-bearing wheels A (75) are rotatably mounted inside the supporting base (71); the limiting wheels (76) are rotatably mounted on the inner wall of the supporting base (71); and the horizontal bubble tubes (77) are embedded in the supporting cover plates (72).

3. According to claim 2, a vertical large pipe positioning automatic welding device installed against a wall is characterized by: The supporting rotating cone assembly (5) is composed of a supporting cone base (51), a supporting cone top plate (52), a plurality of bearing wheels B (53), a supporting cone cylinder (54), and four scales (55); the supporting cone top plate (52) is fixedly mounted on the top of the supporting cone cylinder (54); the supporting cone cylinder (54) covers the top of the supporting cone base (51); the bearing wheels B (53) are rotatably mounted in the supporting cone base (51); and the scales (55) are arranged on the outer wall of the supporting cone cylinder (54).

4. The wall-mounted vertical large pipeline positioning automatic welding device according to claim 3 is characterized by: The hoop-type corbel assembly (6) is composed of a plurality of fastener sections (61), a hinge (62), an anti-skid pad (63), two ear plates (64), two threaded pull rods (65), and two quick fasteners (66). The two connected fastener sections (61) are connected to each other by a hinge (62). The anti-skid pad (63) is fixedly installed on the inner side of the fastener section (61). The two ear plates (64) are respectively installed on the fastener section (61) located at the head end and the tail end. The threaded pull rod (65) is threadedly connected to the inside of the ear plate (64). The quick fastener (66) is movably installed on one end of the threaded pull rod (65).

5. The wall-mounted vertical large pipeline positioning automatic welding device according to claim 4 is characterized by: The assembly welding assembly (8) is composed of a main frame (81), two upper and lower assembly cross arms (82), eight support arms (83), four wheel axles (84), eight nylon wheels (85), eight telescopic joints (86), a left capstan (87), a right capstan (88), a longitudinal slide (89), a transverse slide (810), a welding carriage (811), four driving wheels (812), and a welding gun (813).

6. The wall-mounted vertical large pipeline positioning automatic welding device according to claim 5 is characterized by: The assembly cross arm (82) is fixedly mounted on the top and bottom of the main frame (81); the support arm (83) is hingedly mounted on the inner wall of the main frame (81); the telescopic joint (86) is inserted and mounted on one end of the support arm (83); the telescopic joint (86) is hingedly mounted on both ends of the wheel axle (84); the nylon wheel (85) is rotatably mounted on the outer side of the wheel axle (84); the left winch (87) and the right winch (88) are movably mounted on the bottom of the assembly cross arm (82) located above; the longitudinal slide (89) is slidably mounted on the side of the main frame (81); the transverse slide (810) is slidably mounted on the inner side of the longitudinal slide (89); the welding trolley (811) is fixedly mounted on the inner side of the longitudinal slide (89); the driving wheel (812) is mounted on the side of the welding trolley (811); and the welding gun (813) is fixedly mounted on the side of the welding trolley (811).

7. The wall-mounted vertical large pipeline positioning automatic welding device according to claim 6 is characterized by: The supporting cover plate (72) and the bottom of the fastener section (61) are detachably mounted, and the supporting base (71) is detachably mounted on the surface of the assembly cross arm (82).

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