CN113802913B - Power transmission and transformation double-steel-pipe tower connecting node reinforcing structure and installation method thereof - Google Patents
Power transmission and transformation double-steel-pipe tower connecting node reinforcing structure and installation method thereof Download PDFInfo
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- CN113802913B CN113802913B CN202111098721.7A CN202111098721A CN113802913B CN 113802913 B CN113802913 B CN 113802913B CN 202111098721 A CN202111098721 A CN 202111098721A CN 113802913 B CN113802913 B CN 113802913B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
Abstract
The invention relates to a power transmission and transformation double-steel-tube tower connecting node reinforcing structure and an installation method thereof, wherein the power transmission and transformation double-steel-tube tower connecting node reinforcing structure comprises a butt joint ring, a reinforcing plate and a butt joint rod, welding equipment is required to be used in the manufacturing process of the power transmission and transformation double-steel-tube tower connecting node reinforcing structure, and the specific method for manufacturing the power transmission and transformation double-steel-tube tower connecting node reinforcing structure by using the welding equipment comprises the following steps: the welding equipment provided by the invention can realize multi-stage fixation on the welding part through the action of the fixing unit and the welding unit, thereby avoiding the influence on the subsequent product quality caused by the self-offset condition of the welding part during welding.
Description
Technical Field
The invention relates to the technical field of power transmission, in particular to a reinforcing structure for a connecting node of a power transmission and transformation double-steel-tube tower and an installation method thereof.
Background
Transmission line can divide into overhead transmission line and underground transmission line according to the structure, wherein overhead transmission line comprises line tower, the wire, insulators etc. erect subaerial, be used for carrying the alternating current, current line tower is for promoting spontaneous intensity and fastness, often constitute for the steel material, and in order to reduce the potential safety hazard, line tower's height also is increasing gradually, current increase pole tower is formed by supporting mobile jib and overhead line pole combination usually, and often install reinforced structure at the junction of supporting mobile jib and overhead line pole, a fastness for improving the pole tower.
When the reinforcing structure at the junction of the existing tower is used, the reinforcing structure is firstly installed on the connecting surface of the supporting main rod and the overhead line rod respectively in a welding mode, then the supporting main rod and the overhead line rod are butted and connected through the connecting bolt, and then the joint surface of the supporting main rod and the overhead line rod is welded to finish the tower installation operation, but when the existing reinforcing structure is butted with the supporting main rod and the overhead line rod, the condition that the connecting holes for fixing the connecting bolt are not aligned often occurs, in order to ensure the stability of tower rod connection, the position of the supporting main rod or the overhead line rod needs to be manually adjusted, so that the connecting holes on the supporting main rod and the overhead line rod are aligned, the installation of the connecting bolt is convenient, but the weight of the supporting main rod and the overhead line rod is larger, the movement is inconvenient, and the workload of workers is increased;
tower connecting node reinforced structure is making the in-process, need use welding equipment to weld the part together, is carrying out welding process, often because of the part skew appears in the manual work of placing, and it is comparatively difficult when resulting in welded finished product and tower pole to make up, and then needs the manual work to carry out the rework processing, has further increased staff's work load.
Disclosure of Invention
In order to solve the problems, the invention provides a reinforcing structure for a connecting node of a power transmission and transformation double-steel-tube tower and an installation method thereof.
A reinforcing structure for a connecting node of a power transmission and transformation double-steel-pipe pole tower comprises a butt-joint ring, a reinforcing plate and butt-joint rods, wherein the reinforcing plate is uniformly arranged on the upper end surface of the butt-joint ring along the circumferential direction, the reinforcing plate is of a trapezoidal structure and is vertically arranged on the upper end surface of the butt-joint ring, connecting through holes A are uniformly formed in the upper end surface of the butt-joint ring along the circumferential direction, the butt-joint rods are uniformly arranged on the lower end surface of the butt-joint ring along the circumferential direction, and butt-joint holes H matched with the adjacent butt-joint rods are formed between the adjacent butt-joint rods, will support mobile jib and overhead line pole and couple together, wherein dock through butt joint pole and butt joint hole H, the condition that connecting hole A between can two connecting node reinforced structure of effectual avoidance unaligned takes place, has further avoided the condition that needs two connecting node reinforced structure positions of manual regulation to make its connecting hole A align to take place, practices thrift the manpower.
Above-mentioned two steel pipe shaft tower connected node reinforced structure of power transmission and transformation need use special welding equipment in making the process, and this welding equipment places base up end fixed mounting and has fixed unit including placing base, fixed unit and welding unit, and the top of fixed unit is provided with the welding unit, and the welding unit is installed on placing the base.
The fixing unit comprises a loading seat, butting columns, jacking arc blocks, a rotating disc and a driving strip, the loading seat is fixedly installed at the center of the upper end face of the placing base and is of a cavity structure, a sinking groove B is formed in the upper end face of the loading seat, an arc through groove C is formed in the front end face of the loading seat, the butting columns are uniformly installed on the bottom face of the sinking groove B along the circumferential direction, the lower end faces of the butting columns abut against the jacking arc blocks, the jacking arc blocks are uniformly installed on the upper end face of the rotating disc along the circumferential direction, the rotating disc is installed in the loading seat in a rotating connection mode, the driving strip which is matched with the arc through groove C for use is installed on the front end face of the rotating disc, during operation, the butting rings are manually placed in the sinking groove B on the loading seat, the butting columns are inserted into the connecting through holes A on the butting rings, then the driving strip is manually pushed, the rotating disc is driven to rotate, the butting columns are driven to abut against the inner walls of the connecting through jacking arc blocks, and fixing the butt joint ring, thereby completing the fixing operation of the butt joint ring.
The welding unit comprises a connecting plate, an upper cover plate, a driving cylinder, a connecting column, a limit stop, a welding block, an upward pushing spring and an adjusting ring, the connecting plate is fixedly installed at the rear end of the upper end surface of the base, the upper cover plate is installed on the upper end surface of the connecting plate, the driving cylinder is installed on the upper end surface of the upper cover plate, the connecting column is installed on an output shaft of the driving cylinder, the limit stop is evenly installed on the side wall of the connecting column along the circumferential direction, the welding block is evenly installed on the side wall of the connecting column along the circumferential direction in a vertical sliding mode, the welding block is connected with the connecting column through the upward pushing spring, the adjusting ring is abutted against the adjusting ring on the upper end surface of the welding block, the adjusting ring is sleeved on the outer wall of the connecting column through a threaded connection mode, and when the welding unit works, after the fixing operation of the butt joint ring is completed, the connecting column moves downwards under the action of the driving cylinder, so that the connecting column 74 is inserted into the center of the butt joint ring 1, later the manual work is with 2 vertical logical grooves F751 of placing of putting on limit stop 75 of reinforcing plate, when limit stop 75 downstream, reinforcing plate 2 and 1 top surface contact of butt joint ring and reinforcing plate 2 and butt joint ring 1 are perpendicular, then the manual work rotates the adjustable ring, drive the welded block downstream, make the welded block support the laminating department of leaning on reinforcing plate and butt joint ring, later under the effect of welded block, carry out welding process to the laminating department of reinforcing plate and butt joint ring, and then accomplish shaft tower connected node reinforced structure weld forming operation.
As a technical scheme of the invention, the side wall of the butt joint column is uniformly provided with the avoiding grooves E along the circumferential direction, the inner bottom end of the butt joint column is provided with the pushing rod in a sliding connection mode, the lower end of the pushing rod penetrates through the material loading seat and abuts against the jacking arc block, the upper end surface of the pushing rod is provided with the pushing ball block, the pushing ball block is of a hemispherical structure, the side wall of the pushing ball block uniformly abuts against the outer push rod along the circumferential direction, the section of the outer push rod is of a T-shaped structure, and the end surface of the outer push rod, which is far away from the central axis of the butt joint column, is provided with the contact rubber sheet.
As a technical scheme of the invention, the side wall of the connecting column is uniformly provided with the sliding grooves D along the circumferential direction, the side wall of the lower end of the connecting column is uniformly provided with the outer pushing sheets along the circumferential direction in a sliding connection mode, and the outer pushing sheets are connected with the connecting column through the connecting springs.
According to the technical scheme, the outer pushing sheet is of an arc-shaped structure, the upper end of the end face, away from the connecting column, of the outer pushing sheet is provided with the rubber pad, and the lower end of the end face, away from the connecting column, of the outer pushing sheet is evenly provided with the rolling wheels from top to bottom along an arc-shaped track.
According to the technical scheme, the limiting stop is provided with a placing through groove F, the opening width of the placing through groove F is gradually reduced from top to bottom, an inner push plate is fixedly installed on the end face, far away from the connecting column, of the limiting stop, and an extrusion strip is connected to the end face, close to the connecting column, of the inner push plate through an extrusion spring.
As a technical scheme of the invention, the welding block comprises a contact sliding strip, a sliding sleeve, a rotating sleeve, an outward pushing spring and a welding gun, the contact sliding strip is installed inside the sliding groove D in a sliding connection mode, the lower end face of the contact sliding strip is connected with the upward pushing spring, the contact sliding strip is of an L-shaped structure, the sliding sleeve is sleeved on the side wall of the contact sliding strip through the sliding sleeve, the rotating sleeve is installed on the two side walls, close to the limit stop, of the sliding sleeve in a rotating connection mode, the rotating sleeve is connected with the sliding sleeve through the outward pushing spring, the welding gun is installed on the rotating sleeve, and the lower end of the welding gun inclines towards the direction of the adjacent limit stop.
As a technical scheme of the invention, the rotating sleeve is provided with a sleeving hole G which is matched with the welding gun for use, the aperture of the sleeving hole G is gradually reduced from top to bottom, and the inner wall of the sleeving hole G is uniformly provided with rubber rings from top to bottom.
In addition, the invention also provides an installation method of the reinforced structure of the connecting node of the power transmission and transformation double steel tube tower, which comprises the following steps:
s1, preparing for work, namely checking and adjusting the operation of the welding equipment before welding the reinforcing structure of the connecting node of the double steel pipe towers of the power transmission and transformation;
s2, welding and forming, namely manually placing the butt joint ring into the charging seat, vertically abutting the reinforcing plate against the surface of the charging seat under the action of a limit stop, and then connecting the butt joint ring and the reinforcing plate together under the action of a welding block so as to finish welding and forming operation;
s3, part installation: the manual work is installed the two steel pipe tower connected node reinforced structure of power transmission and transformation after the welding forming respectively on the support mobile jib and the overhead line pole of shaft tower through the welded mode, later the manual work will need the support mobile jib and the overhead line pole of connecting to dock, and will get up through the bolt fastening after, then weld the joint surface, thereby accomplish the installation operation.
The invention has the following beneficial effects:
1. according to the reinforcing structure for the connecting node of the power transmission and transformation double-steel-tube tower, when the main supporting rod and the stringing rod are in butt joint, through the butt joint between the butt joint rod and the butt joint hole H, the condition that the connecting through holes A on the reinforcing structure for the connecting node are not aligned can be effectively avoided, the condition that the positions of the reinforcing structures for the two connecting nodes are required to be manually adjusted to align the connecting through holes A is further avoided, and therefore labor is saved, and the workload of workers is reduced.
2. According to the welding equipment provided by the invention, the butt joint ring is manually placed on the charging seat, the butt joint column on the charging seat penetrates through the connecting through hole A on the butt joint ring, the butt joint column can play a role in positioning and internal clamping on the butt joint ring, then under the action of the welding unit, the butt joint ring can be secondarily fixed through mutual adhesion between the butt joint column and the butt joint ring, so that the stability of the butt joint ring in fixing is improved, meanwhile, the limit stop block on the butt joint column can ensure that the reinforcing plate is vertically placed on the upper end face of the butt joint ring, so that the condition that parts are deviated can be further avoided when welding is carried out, and the quality of a welded finished product is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a tower connection node reinforcing structure according to the present invention.
Fig. 2 is a schematic view of the structure of the welding apparatus of the present invention.
Fig. 3 is a front view of the welding apparatus of the present invention.
Fig. 4 is a schematic structural view of the fixing unit of the present invention.
Fig. 5 is a schematic structural view of the docking post of the present invention.
FIG. 6 is a schematic view of the connecting column of the present invention.
Fig. 7 is a schematic view showing the construction of the bump stopper according to the present invention.
Fig. 8 is a schematic view of the structure of the solder bump in the present invention.
Fig. 9 is a front view of the outer push-out plate of the present invention.
In the figure: 1. a docking ring; 2. a reinforcing plate; 3. a docking rod; 4. a connecting through hole A; 8. a butt joint hole H; 5. placing a base; 6. a fixing unit; 7. a welding unit; 61. a charging seat; 62. butting columns; 63. jacking the arc block; 64. rotating the disc; 65. a drive bar; 66. sinking a tank B; 67. an arc-shaped through groove C; 71. a connecting plate; 72. an upper cover plate; 73. a driving cylinder; 74. connecting columns; 75. a limit stop block; 76. welding the blocks; 77. pushing up the spring; 78. an adjusting ring; 621. a position avoiding groove E; 622. a pushing rod; 623. pushing the ball block; 624. an outer push rod; 625. contacting the film; 741. a chute D; 743. an outward pushing sheet; 744. a connecting spring; 7431. a rubber pad; 7432. a rolling wheel; 751. placing a through groove F; 752. an inner push plate; 753. pushing the spring; 754. extruding the strip; 761. a contact slide; 762. a sliding sleeve; 763. rotating the sleeve; 764. an outward pushing spring; 765. welding a gun; 7631. sleeving a hole G; 7632. a rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a power transmission and transformation double-steel-pipe pole tower connection node reinforcing structure comprises a butt-joint ring 1, reinforcing plates 2 and butt-joint rods 3, wherein the reinforcing plates 2 are uniformly arranged on the upper end surface of the butt-joint ring 1 along the circumferential direction, the reinforcing plates 2 are of a trapezoidal structure and are vertically arranged on the upper end surface of the butt-joint ring 1, the upper end surface of the butt-joint ring 1 is uniformly provided with connection through holes A4 along the circumferential direction, the butt-joint rods 3 are uniformly arranged on the lower end surface of the butt-joint ring 1 along the circumferential direction, and butt-joint holes H8 matched with the adjacent butt-joint rods 3 are arranged between the adjacent butt-joint rods for use, when in specific work, the pole tower connection node reinforcing structure is manually arranged on a support main rod and a stringing rod which need to be connected, then the butt-joint ring 1 and the reinforcing plates 2 are connected with joint surfaces between the support main rod and the stringing rod in a welding manner, and then the support main rod and stringing rod which are provided with the pole tower connection node reinforcing structure are butted, the butt joint rod 3 is inserted into the butt joint hole H8, a bolt penetrates through the connecting through hole A4 after butt joint is completed, the supporting main rod and the overhead line rod are connected, butt joint between the butt joint rod 3 and the butt joint hole H8 can effectively avoid the situation that the connecting through holes A4 between the two connecting node reinforcing structures are not aligned, the situation that the positions of the two connecting node reinforcing structures need to be adjusted manually to enable the connecting through holes A4 to be aligned is further avoided, and therefore labor is saved, and workload of workers is reduced.
Referring to fig. 2, in the manufacturing process of the reinforcing structure for the connection node of the power transmission and transformation double-steel-pipe tower, special welding equipment is required to be used, the welding equipment comprises a placing base 5, a fixing unit 6 and a welding unit 7, the fixing unit 6 is fixedly installed on the upper end face of the placing base 5, the welding unit 7 is arranged above the fixing unit 6, and the welding unit 7 is installed on the placing base 5.
Referring to fig. 2 to 5, the fixing unit 6 includes a material loading seat 61, a docking post 62, a jacking arc block 63, a rotating disc 64 and a driving strip 65, the material loading seat 61 is fixedly installed at the center of the upper end surface of the placing base 5, the material loading seat 61 is of a cavity structure, the upper end surface of the material loading seat 61 is provided with a sunken groove B66, the front end surface of the material loading seat 61 is provided with an arc-shaped through groove C67, the docking post 62 is uniformly installed on the bottom surface of the sunken groove B66 along the circumferential direction, the side wall of the docking post 62 is uniformly provided with a clearance groove E621 along the circumferential direction, the inner bottom end of the docking post 62 is provided with a pushing rod 622 in a sliding connection manner, the lower end of the pushing rod 622 passes through the material loading seat 61 and abuts against the jacking arc block 63, the upper end surface of the pushing rod 622 is provided with a pushing ball block 623, the pushing ball block 623 is of a hemispherical structure, the pushing rod 623 is uniformly abuts against an outward pushing rod 625 along the circumferential direction on the side wall of the pushing ball block 623, the cross section of the pushing rod 624 is of a T-shaped structure, the pushing rod 624 is provided with a contact film outward pushing rod 625 uniformly along the circumferential direction, the jacking arc blocks 63 are uniformly arranged on the upper end face of the rotating disc 64 along the circumferential direction, the rotating disc 64 is arranged in the charging seat 61 in a rotating connection mode, the front end face of the rotating disc 64 is provided with a driving strip 65 which is matched with the arc through groove C67 for use, when the butt joint device works specifically, the butt joint ring 1 is manually placed in the sinking groove B66 on the charging seat 61, the butt joint column 62 is inserted into the connecting through hole A4 on the butt joint ring 1, then the driving strip 65 is manually pushed to drive the rotating disc 64 to rotate, the pushing rod 622 is driven to move upwards under the action of the jacking arc blocks 63, the pushing ball block 623 moves upwards, the outer push rod 624 is pushed to squeeze the inner wall of the connecting through hole A4 to initially position the butt joint ring 1, so that the accuracy of the placing position of the butt joint ring 1 is ensured when the butt joint ring 1 is placed each time, and the accuracy of the distance between the reinforcing plate 2 and the connecting through hole A4 is ensured when the reinforcing plate 2 is subsequently installed, when having avoided placing reinforcing plate 2, the reinforcing plate 2 appears and blocks up the circumstances that connect through-hole A4 need carry out the restoration of doing over again and take place to practice thrift the manpower.
Referring to fig. 2, 3, 6 and 7, the welding unit 7 includes a connecting plate 71, an upper cover plate 72, a driving cylinder 73, a connecting post 74, a limit stop 75, a welding block 76, an upward pushing spring 77 and an adjusting ring 78, the connecting plate 71 is fixedly installed at the rear end of the upper end surface of the placing base 5, the upper cover plate 72 is installed at the upper end surface of the connecting plate 71, the driving cylinder 73 is installed at the upper end surface of the upper cover plate 72, the connecting post 74 is installed on an output shaft of the driving cylinder 73, the limit stop 75 is uniformly installed on the side wall of the connecting post 74 along the circumferential direction, a placing through groove F is formed in the limit stop 75, the opening width of the placing through groove F751 is gradually reduced from top to bottom, an inner push plate 752 is fixedly installed on the end surface of the limit stop 75 far from the connecting post 74, an extrusion strip 754 is connected to the end surface of the inner push plate 752 near the connecting post 74 through an extrusion spring 753, the welding block 76 is uniformly installed on the side wall of the connecting post 74 along the circumferential direction in a vertical sliding manner, the welding block 76 and the connecting column 74 are connected through an upward pushing spring 77, the upper end face of the welding block 76 is abutted against an adjusting ring 78, the adjusting ring 78 is sleeved on the outer wall of the connecting column 74 in a threaded connection mode, during specific work, after fixing operation of the butt joint ring 1 is completed, the connecting column 74 moves downwards under the action of a driving air cylinder 73, the connecting column 74 is inserted into the center of the butt joint ring 1, then the reinforcing plate 2 is vertically placed in a placing through groove F751 on the limit stop 75 manually, when the limit stop 75 moves downwards, the reinforcing plate 2 is in contact with the top face of the butt joint ring 1, the reinforcing plate 2 is perpendicular to the butt joint ring 1, after the reinforcing plate 2 is placed, a pressing strip 754 on the inner pushing plate 752 gives a pushing force to the reinforcing plate 2 in the direction of the connecting column 74 under the action of a pushing spring 753, so that the position of each reinforcing plate 2 is kept consistent, and the quality of a tower connection node reinforcing structure is indirectly improved, after accomplishing reinforcing plate 2 fixed operation, artifical rotation adjustable ring 78, through the squeezing action of adjustable ring 78, drive welding block 76 downstream, later under the effect of welding block 76, carry out welding treatment to reinforcing plate 2 and the laminating department of butt joint ring 1, and then accomplish shaft tower connected node reinforced structure welding shaping operation.
Referring to fig. 6 and 9, the side wall of the connecting column 74 is uniformly provided with sliding grooves D741 along the circumferential direction, the side wall of the lower end of the connecting column 74 is uniformly provided with an outer push sheet 743 along the circumferential direction in a sliding connection manner, the outer push sheet 743 and the connecting column 74 are connected by a connecting spring 744, the outer push sheet 743 is in an arc-shaped structure, the upper end of the end face of the outer push sheet 743 away from the connecting column 74 is provided with a rubber pad 7431, the lower end of the end face of the outer push sheet 743 away from the connecting column 74 is uniformly provided with rolling wheels 7432 along an arc-shaped track from top to bottom, when the connecting column 74 works in detail, the connecting column 74 moves downwards under the action of the driving cylinder 73 and is inserted into the inner ring of the docking ring 1, the outer push sheet 743 butts against the surface of the inner ring of the docking ring 1 under the action of the connecting spring 744, because the outer push sheet 743 is in an arc-shaped structure, and the lower end of the end face of the outer push sheet 743 away from the connecting column 74 is uniformly provided with rolling wheels 7432 along an arc-shaped track from top to bottom, when the spliced pole 74 is inserted into the inner ring of the butt joint ring 1, the butt joint difficulty between the spliced pole 74 and the butt joint ring 1 can be effectively reduced, when the spliced pole 74 is inserted into the inner ring of the butt joint ring 1, the rubber pad 7431 on the side wall of the outer push sheet 743 contacts with the inner ring of the butt joint ring 1, so that the friction resistance between the butt joint ring 1 and the outer push sheet 743 is increased, the condition that the butt joint ring 1 shakes can be effectively avoided, and the quality of a welded tower connecting node reinforcing structure is improved.
Referring to fig. 3 and 8, the welding block 76 includes a contact slide bar 761, a sliding sleeve 762, a rotating sleeve 763, an outward pushing spring 764, and a welding gun 765, the contact slide bar 761 is installed inside the sliding groove D741 in a sliding connection manner, a lower end surface of the contact slide bar 761 is connected to the upward pushing spring 77, the contact slide bar 761 is an L-shaped structure, the sliding sleeve 762 is installed on a side wall of the contact slide bar 761 through the sliding sleeve 762, the rotating sleeve 763 is installed on two side walls of the sliding sleeve 762 near the limit stop 75 in a rotating connection manner, the rotating sleeve 763 is connected to the sliding sleeve 762 through the outward pushing spring 764, a sleeving hole G7631 matched with the welding gun 765 is formed in the rotating sleeve 763, an aperture of the sleeving hole G7631 is gradually reduced from top to bottom, a rubber ring 7632 is uniformly formed on an inner wall of the sleeving hole G7631 from top to bottom, the welding gun 7657631 is provided inside the sleeving hole G765, a lower end of the welding gun is inclined toward the adjacent limit stop 75, during specific work, after fixing operation of the reinforcing plate 2 is completed, the adjusting ring 78 is manually screwed, the contact sliding strip 761 is driven to move downwards along the sliding groove D741 through the extrusion effect of the adjusting ring 78, so that the welding gun 765 abuts against the joint of the reinforcing plate 2 and the butt ring 1, then welding processing is performed on the joint of the reinforcing plate 2 and the butt ring 1 under the effect of the welding gun 765, then the sliding sleeve 762 is manually pushed to slide along the contact sliding strip 761, the position of the sliding sleeve 762 is changed, after the position of the sliding sleeve 762 is changed, the rotating sleeve 763 rotates under the effect of the outward push spring 764, so that the welding gun 765 continuously abuts against the joint of the reinforcing plate 2 and the butt ring 1, then the welding gun 765 works to weld the joint of the reinforcing plate 2 and the butt ring 1, and after the two welding operations on the joint of the reinforcing plate 2 and the butt ring 1 are completed, drive actuating cylinder 73 effect and drive spliced pole 74 up-wards movement for spliced pole 74 and the separation of butt joint ring 1, and insert to suit hole G7631 because of welding rifle 765, and suit hole G7631 is inside to be provided with rubber circle 7632, can wrap up welding rifle 765, avoided welding rifle 765 to appear rocking the condition emergence that influences the welding effect, later artifical remaining contact area and then the secondary welding to reinforcing plate 2 and butt joint ring 1, thereby accomplish shaft tower connected node reinforced structure welding shaping operation.
In addition, the invention also provides an installation method of the reinforced structure of the connecting node of the power transmission and transformation double steel tube tower, which comprises the following steps:
s1, preparing for work, namely checking and adjusting the operation of the welding equipment before welding the reinforcing structure of the connecting node of the double steel pipe towers of the power transmission and transformation;
s2, welding and forming, namely manually placing the butt joint ring 1 in a sunken groove B66 on the charging seat 61, inserting the butt joint column 62 into a connecting through hole A4 on the butt joint ring 1, then manually pushing the driving strip 65 to drive the rotating disc 64 to rotate, driving the pushing rod 622 to move upwards through the action of the jacking arc block 63, enabling the pushing ball block 623 to move upwards, pushing the outer push rod 624 to press the inner wall of the connecting through hole A4 to fix the butt joint ring 1, then, under the action of the driving air cylinder 73, moving the connecting column 74 downwards to enable the connecting column 74 to be inserted into the center of the butt joint ring 1, then manually vertically placing the reinforcing plate 2 in a placing through groove F751 on the limit stop 75, when the limit stop 75 moves downwards, the reinforcing plate 2 is in contact with the top surface of the butt joint ring 1, the reinforcing plate 2 is perpendicular to the butt joint ring 1, manually rotating the adjusting ring 78 after the reinforcing plate 2 is placed, the welding block 76 is driven to move downwards through the extrusion effect of the adjusting ring 78, the welding block 76 is abutted against the joint of the reinforcing plate 2 and the butt joint ring 1, then the joint of the reinforcing plate 2 and the butt joint ring 1 is welded under the effect of the welding block 76, then the connecting column 74 is driven to move upwards through the action of the driving cylinder 73, the connecting column 74 is separated from the butt joint ring 1, then the residual contact area of the reinforcing plate 2 and the butt joint ring 1 is manually welded for the second time, and then the welding forming operation of the tower connecting node reinforcing structure is completed;
s3, part installation: the manual work is installed the two steel pipe tower connected node reinforced structure of power transmission and transformation after the welding forming respectively on the support mobile jib and the overhead line pole of shaft tower through the welded mode, later the manual work will need the support mobile jib and the overhead line pole of connecting to dock, and will get up through the bolt fastening after, then weld the joint surface, thereby accomplish the installation operation.
Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention; modifying; alternatives and modifications, the scope of the invention being defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a two steel pipe shaft tower connected node reinforced structure of power transmission and transformation, includes butt joint ring (1), reinforcing plate (2) and butt joint pole (3), its characterized in that: the butt joint device is characterized in that reinforcing plates (2) are uniformly arranged on the upper end face of the butt joint ring (1) along the circumferential direction, the reinforcing plates (2) are of a trapezoidal structure and are vertically arranged on the upper end face of the butt joint ring (1), connecting through holes A (4) are uniformly formed in the upper end face of the butt joint ring (1) along the circumferential direction, butt joint rods (3) are uniformly arranged on the lower end face of the butt joint ring (1) along the circumferential direction, and butt joint holes H (8) matched with the adjacent butt joint rods (3) for use are formed between the adjacent butt joint rods;
the reinforcing structure for the connecting node of the power transmission and transformation double-steel-pipe tower needs to use special welding equipment in the manufacturing process, the welding equipment comprises a placing base (5), a fixing unit (6) and a welding unit (7), the fixing unit (6) is fixedly installed on the upper end face of the placing base (5), the welding unit (7) is arranged above the fixing unit (6), and the welding unit (7) is installed on the placing base (5);
the fixed unit (6) comprises a loading seat (61), docking columns (62), a jacking arc block (63), a rotating disc (64) and a driving strip (65), the loading seat (61) is fixedly installed at the center of the upper end face of the placing base (5), the loading seat (61) is of a cavity structure, a sinking groove B (66) is formed in the upper end face of the loading seat (61), an arc-shaped through groove C (67) is formed in the front end face of the loading seat (61), the docking columns (62) are uniformly installed on the bottom face of the sinking groove B (66) along the circumferential direction, the lower end face of the butt joint column (62) is abutted against a jacking arc block (63), the jacking arc block (63) is uniformly arranged on the upper end face of a rotating disc (64) along the circumferential direction, the rotating disc (64) is arranged in a loading seat (61) in a rotating connection mode, and a driving strip (65) matched with the arc through groove C (67) for use is arranged on the front end face of the rotating disc (64);
the welding unit (7) comprises a connecting plate (71), an upper cover plate (72), a driving cylinder (73), a connecting column (74), a limit stop (75), a welding block (76), an upward pushing spring (77) and an adjusting ring (78), the rear end of the upper end face of the base (5) is fixedly provided with the connecting plate (71), the upper end face of the connecting plate (71) is provided with the upper cover plate (72), the upper end face of the upper cover plate (72) is provided with the driving cylinder (73), the output shaft of the driving cylinder (73) is provided with the connecting column (74), the limit stop (75) is uniformly arranged on the side wall of the connecting column (74) along the circumferential direction, the welding block (76) is uniformly arranged on the side wall of the connecting column (74) along the circumferential direction in an up-down sliding mode, the welding block (76) is connected with the connecting column (74) through the upward pushing spring (77), and the adjusting ring (78) is abutted to the upper end face of the welding block (76), the adjusting ring (78) is sleeved on the outer wall of the connecting column (74) in a threaded connection mode.
2. The power transmission and transformation double-steel-tube tower connecting node reinforcing structure according to claim 1, which is characterized in that: evenly seted up along circumference on docking post (62) lateral wall and kept away a groove E (621), install through sliding connection's mode and push pole (622) in docking post (62), the lower extreme of pushing pole (622) passes charging seat (61) and supports and has leaned on jack-up arc piece (63), the up end of pushing pole (622) is installed and is pushed ball piece (623), it is hemispherical structure to push ball piece (623), it has outer push rod (624) to evenly support along circumference on ball piece (623) the lateral wall to push, outer push rod (624) cross-section is T shape structure, outer push rod (624) are kept away from and are installed contact film (625) on the terminal surface of docking post (62) the central axis.
3. The power transmission and transformation double-steel-tube tower connection node reinforcing structure according to claim 1, which is characterized in that: the sliding chute D (741) is uniformly formed in the side wall of the connecting column (74) along the circumferential direction, the outer pushing piece (743) is uniformly arranged on the side wall of the lower end of the connecting column (74) along the circumferential direction in a sliding connection mode, and the outer pushing piece (743) is connected with the connecting column (74) through a connecting spring (744).
4. The power transmission and transformation double-steel-tube tower connection node reinforcing structure according to claim 3, which is characterized in that: the outer pushing sheet (743) is of an arc-shaped structure, a rubber pad (7431) is arranged at the upper end of the end face, away from the connecting column (74), of the outer pushing sheet (743), and rolling wheels (7432) are uniformly arranged at the lower end of the end face, away from the connecting column (74), of the outer pushing sheet (743) from top to bottom along an arc-shaped track.
5. The power transmission and transformation double-steel-tube tower connection node reinforcing structure according to claim 1, which is characterized in that: seted up on limit stop (75) and placed logical groove F (751), the opening width of placing logical groove F (751) from last down reduces gradually, and fixed mounting has interior push pedal (752) on the terminal surface that limit stop (75) kept away from spliced pole (74), and interior push pedal (752) are connected with extrusion strip (754) through pushing spring (753) on being close to the terminal surface of spliced pole (74).
6. The power transmission and transformation double-steel-tube tower connection node reinforcing structure according to claim 3, which is characterized in that: the welding block (76) comprises a contact sliding strip (761), a sliding sleeve (762), a rotating sleeve (763), an outward pushing spring (764) and a welding gun (765), the contact sliding strip (761) is installed inside a sliding groove D (741) in a sliding connection mode, the lower end face of the contact sliding strip (761) is connected with an upward pushing spring (77), the contact sliding strip (761) is of an L-shaped structure, the sliding sleeve (762) is sleeved on the side wall of the contact sliding strip (761) through the sliding sleeve, the rotating sleeve (763) is installed on the two side walls, close to a limit stop (75), of the sliding sleeve (762) in a rotating connection mode, the rotating sleeve (763) is connected with the sliding sleeve (764) through the outward pushing spring (764), the welding gun (765) is installed on the rotating sleeve (763), and the lower end of the welding gun (765) inclines towards the direction of the adjacent limit stop (75).
7. The power transmission and transformation double-steel-tube tower connection node reinforcing structure according to claim 6, which is characterized in that: set up suit hole G (7631) with welding rifle (765) use of mutually supporting on rotating cover (763), the aperture of suit hole G (7631) reduces from the top down gradually, evenly sets up rubber ring (7632) from the top down on the inner wall of suit hole G (7631).
8. The installation method of the reinforcing structure of the connecting node of the power transmission and transformation double steel tube tower as claimed in any one of claims 1 to 7, is characterized by comprising the following steps: s1, preparing for work, namely checking and adjusting the operation of the welding equipment before welding the reinforcing structure of the connecting node of the double steel pipe towers of the power transmission and transformation;
s2, welding and forming, namely manually placing the butt joint ring (1) into the loading seat (61), vertically abutting the reinforcing plate (2) against the surface of the loading seat (61) under the action of a limit stop (75), and then connecting the butt joint ring (1) and the reinforcing plate (2) together under the action of a welding block (76), thereby completing the welding and forming operation;
s3, part installation: the manual work is installed the two steel pipe tower connected node reinforced structure of power transmission and transformation after the welding forming respectively on the support mobile jib and the overhead line pole of shaft tower through the welded mode, later the manual work carries out the butt joint with the support mobile jib and the overhead line pole that need connect to after getting up through the bolt fastening, then weld the joint face, thereby accomplish the installation operation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111098721.7A CN113802913B (en) | 2021-09-18 | 2021-09-18 | Power transmission and transformation double-steel-pipe tower connecting node reinforcing structure and installation method thereof |
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| CN202111098721.7A CN113802913B (en) | 2021-09-18 | 2021-09-18 | Power transmission and transformation double-steel-pipe tower connecting node reinforcing structure and installation method thereof |
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| CN113802913B true CN113802913B (en) | 2022-08-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2905407B2 (en) * | 1994-09-02 | 1999-06-14 | 株式会社巴コーポレーション | Post-processing method and post-processing system device after field welding |
| JP3411888B2 (en) * | 1999-08-26 | 2003-06-03 | 新日本製鐵株式会社 | Joint structure |
| JP4537622B2 (en) * | 2001-06-19 | 2010-09-01 | 新日本製鐵株式会社 | Steel tube column base and method for strengthening steel tube column base |
| JP4537621B2 (en) * | 2001-06-19 | 2010-09-01 | 新日本製鐵株式会社 | Steel tube column base and method for strengthening steel tube column base |
| US8726610B2 (en) * | 2012-08-29 | 2014-05-20 | General Electric Company | Crack-resistant member, a method of preventing crack propagation, and a method of assembling a tower |
| CN111299953A (en) * | 2020-03-12 | 2020-06-19 | 洪娇娇 | Large-scale pressure vessel jar body processingequipment |
| CN112518218B (en) * | 2020-11-20 | 2021-11-26 | 湖北纽睿德防务科技有限公司 | Intelligent high-precision industrial welding system |
| CN113338695B (en) * | 2021-06-17 | 2022-07-01 | 国网安徽省电力有限公司经济技术研究院 | Bearing platform type cable terminal tower |
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