CN211313467U - Reinforcing and reinforcing device for angle steel of power transmission tower - Google Patents
Reinforcing and reinforcing device for angle steel of power transmission tower Download PDFInfo
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- CN211313467U CN211313467U CN201921307594.5U CN201921307594U CN211313467U CN 211313467 U CN211313467 U CN 211313467U CN 201921307594 U CN201921307594 U CN 201921307594U CN 211313467 U CN211313467 U CN 211313467U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 100
- 239000010959 steel Substances 0.000 title claims abstract description 100
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 89
- 230000005540 biological transmission Effects 0.000 title claims abstract description 59
- 235000012431 wafers Nutrition 0.000 claims abstract description 38
- 230000002787 reinforcement Effects 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 29
- 230000006378 damage Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000004080 punching Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
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Abstract
A power transmission tower angle steel reinforcing and reinforcing device comprises a power transmission tower main material and a cross-shaped structure formed by splicing three reinforcing angle steels with the same cross section, wherein the end part of the cross-shaped structure is connected with a reinforcing part, the reinforcing part comprises four reinforcing angle steels, the reinforcing angle steels are attached to the cross-shaped structure, and the right-angle sides of the adjacent reinforcing angle steels are connected through bolts; the overlapping part is formed by overlapping two large wafers and one small wafer, the hexagonal nut, the screw and the hollow pipe with internal threads at the end part form a connecting part, the hollow pipe is connected with the overlapping part at two ends, and the screw is connected with the overlapping part and the end panel of the reinforced angle steel. The utility model discloses can realize consolidating the reinforcement of transmission tower angle steel, do not harm the intensity of transmission tower owner material, further improve transmission tower angle steel reinforcement and consolidate the effect, and need not the high altitude and punch, weld, construction convenient operation.
Description
(I) technical field
The utility model relates to a power transmission tower angle steel reinforcement reinforcing apparatus.
(II) background of the invention
The high-voltage transmission line is an important national life-cycle project, once a collapse accident occurs, the large-scale power supply interruption can be caused, the daily life of people is influenced, and the great loss is brought to the national economy and the safety of lives and property.
The transmission towers play a role in supporting high-voltage transmission lines, and in the existing high-voltage transmission lines, most of the transmission towers are constructed by equal-limb angle steels. The power transmission tower structure is a high-rise structure with a large height-width ratio, is sensitive to wind and is usually collapsed due to the action of wind. Under the influence of typhoons and monsoon, the power transmission tower in coastal areas is subjected to larger wind power, areas such as tower feet of the power transmission tower are subjected to larger stress, and the requirements on the strength and the local stability of the areas such as the tower feet are higher. Moreover, in the existing high-voltage line in service, the structural design of many old power transmission towers is not reasonable, and the wind resistance limit bearing capacity of the power transmission tower in service for years is reduced.
In order to ensure the normal operation and the power transmission safety of the power transmission line and improve the wind resistance of the power transmission line, it is necessary to reinforce and reinforce the power transmission tower in the regions affected by wind force such as coastal regions and the regions with strong stress and weak strength of the active old power transmission tower, so as to avoid the power supply pressure and economic loss caused by line interruption.
The existing reinforcing and reinforcing modes are mainly clamping, bolt or welding modes. The traditional clamp connection cannot be tightly attached to the original main material of the angle steel; the holes need to be formed in the angle steel of the power transmission tower in the bolt connection process, so that the strength of a main material is weakened due to the holes, high-altitude operation is sometimes needed, the punching difficulty is high, the phenomena of inaccurate punching and large hole expansion exist, and the reinforcing effect is greatly reduced; the high temperature effect that welding mode produced to angle steel main material component makes the fragility of main material increase, causes the angle steel main material to be fragile.
Disclosure of the invention
The utility model discloses overcome prior art's above-mentioned shortcoming, provide one kind with former angle steel main material close fitting, need not to punch and weld, consolidate effectual transmission tower angle steel reinforcement reinforcing apparatus.
The utility model discloses a power transmission tower angle steel reinforcement reinforcing device, including the first reinforcement angle steel, the second reinforcement angle steel, the third reinforcement angle steel that have the same cross section with the main material of power transmission tower, the main material of power transmission tower splices into cross structure with first reinforcement angle steel, second reinforcement angle steel, third reinforcement angle steel;
the cross-section of the cruciform structure forms four quadrants according to a planar coordinate system, the end of the cruciform structure being connected to a reinforcing element comprising: the surface of each quadrant is attached with a reinforcing angle steel, and the right-angle side of the reinforcing angle steel exceeds the end part of the cross structure; connecting bolts are arranged between the right-angle sides of the reinforcing angle steels in adjacent quadrants, the corresponding first bolt holes are positioned at the parts of the right-angle sides of the reinforcing angle steels, which exceed the end parts of the cross-shaped structures, and the four reinforcing angle steels form reinforcing parts; taking the middle point close to the cross structure as the inner side, taking the end part close to the cross structure as the outer side, and connecting the inner end of each reinforcing angle steel with an end panel which is perpendicular to the longitudinal axis of the cross structure; the end panel is provided with a first screw hole;
the inner side of an end plate of the reinforcing angle steel of the reinforcing part is connected with an overlapping part, and a connecting part is connected between the overlapping parts at two ends of the cross structure;
the superposition component is a superposition structure of two large wafers clamping a small wafer, wherein the two large wafers are respectively spliced by two same large-diameter semicircular T-shaped hollowed steel plates, the small wafer is spliced by two same small-diameter semicircular T-shaped hollowed steel plates, and avoidance holes for the cross-shaped structures to pass through are reserved on the large wafers and the small wafer; the splicing directions of the two large-diameter semicircular T-shaped hollow steel plates of the two large circular sheets are mutually vertical, and the splicing direction of the small circular sheet is the same as that of one of the large circular sheets; bolts are installed between the second bolt holes on the circumferences of the two large wafers, third screw rod holes are also formed in the two large wafers, second screw rod holes are formed in the small wafer, and screws penetrate through the first screw rod holes, the third screw rod holes of the two large wafers and the second screw rod holes in the small wafer;
the connecting part comprises a hexagonal nut, a screw rod and a hollow pipe with internal threads at two ends, the end part of the hollow pipe is in threaded connection with the inner side of the screw rod, the hexagonal nut is connected with the outer side of the screw rod, and the hexagonal nut is screwed tightly on the outer side of the end face plate.
Preferably, the connecting part of the present invention comprises four hollow pipes.
The utility model provides a power transmission tower angle steel reinforcement reinforcing apparatus, set up the reinforcement angle steel at angle steel main material both ends, the reinforcement angle steel plays the positioning action, staggered arrangement's semi-circular fretwork steel sheet links together through the bolt, make six semi-circular fretwork steel sheets ingeniously become a whole that can not scatter, semi-circular fretwork steel sheet can with the better laminating of reinforcement cross angle steel simultaneously, coincide part and tubular product adapting unit clamp the reinforcement angle steel in the middle of, link together common atress with reinforcement angle steel, coincide part and tubular product adapting unit through the nut, make the reinforcement angle steel, the coincide part, adapting unit link together and the common atress of angle steel main material, improve the bearing capacity and the power transmission tower intensity of main material, avoid unstability destruction and intensity destruction; the device adopts an assembly type reinforcing mode, can reinforce and reinforce the power transmission tower under the condition of live-line operation, does not influence the service performance of the power transmission tower, is convenient to construct and operate, does not need to punch, weld or disassemble on the power transmission tower, avoids the damage of punching and welding on the performance of the power transmission tower, particularly the strength of a main material of the angle steel, and greatly reduces the risks brought by high-altitude hole drilling, welding and the like on the power transmission tower by operators; the self weight of the device is greatly reduced by adopting the pipe, and the cross-shaped reinforcing angle steel can completely bear the self weight load, so that no additional burden is caused to the main material of the angle steel; the reinforcing angle steel and the reinforcing angle steel are equilimb angle steels, the combined section form has extremely high symmetry, the minimum radius of gyration in two directions of the cross-shaped part section is the same, the minimum radius of gyration in two directions of the reinforcing section sections at two ends of the main material are the same, the extremely high symmetry of the section form enables the stress to be more reasonable, and the reinforcing and reinforcing effect of the angle steel of the power transmission tower is further improved; in addition, the requirement of reinforcing main materials of the angle steels with different lengths can be met by changing the length of the reinforcing section angle steel and the length of the connecting part pipe, and the applicability is strong.
The beneficial effects of the utility model, mainly show: 1. the bearing capacity of the main material and the strength of the power transmission tower are greatly improved, and instability damage and strength damage are avoided; 2. the construction operation is convenient, the damage of punching and welding on the performance of the power transmission tower, particularly the strength of the main material of the angle steel is avoided, and meanwhile, the risks caused by high-altitude hole forming, welding and the like of operators are greatly reduced; 3. no extra burden is caused to the main material of the angle steel; 4. the stress is more reasonable, and the reinforcing effect of the angle steel of the power transmission tower is further improved; 5. the requirement of reinforcing the main materials of the angle steel with different lengths can be met, and the applicability is strong.
(IV) description of the drawings
Fig. 1 is the utility model provides a transmission tower reinforcement reinforcing apparatus's front view.
Fig. 2 is a side view of a power transmission tower reinforcement reinforcing apparatus provided in the utility model.
Fig. 3 is the utility model provides a top view of transmission tower reinforcement reinforcing apparatus.
Fig. 4 is a detailed schematic diagram of a reinforcing part of a power transmission tower reinforcing device provided in the present invention.
Fig. 5 is a detailed schematic diagram of a reinforcing part of a power transmission tower reinforcing and reinforcing device provided in the present invention.
Fig. 6 is a detailed schematic diagram of a superposition component of a reinforcing and reinforcing device for a power transmission tower provided in the present invention.
Fig. 7 is a detail schematic diagram of a connection component of a power transmission tower reinforcement reinforcing apparatus provided in the present invention.
(V) detailed description of the preferred embodiments
The technical scheme of the utility model is further explained in the following with the attached drawings.
As shown in fig. 1 to 7, a power transmission tower angle steel reinforcement device includes a first reinforcement angle steel 12, a second reinforcement angle steel 13, and a third reinforcement angle steel 14 having the same cross section as a power transmission tower main material 11, wherein the power transmission tower main material 11, the first reinforcement angle steel 12, the second reinforcement angle steel 13, and the third reinforcement angle steel 14 are spliced to form a cross-shaped structure 1;
the cross section of the cross structure 1 forms four quadrants according to a planar coordinate system, and a reinforcement part 2 is connected to the end of the cross structure 1, wherein the reinforcement part 2 comprises: the surface of each quadrant is attached with a reinforcing angle steel, and the right-angle sides of the reinforcing angle steels 21, 22, 23 and 24 exceed the end part of the cross structure 1; connecting bolts are arranged between the right-angle sides of the reinforcing angle steels in adjacent quadrants, the corresponding first bolt holes 25 are positioned at the parts of the right-angle sides of the reinforcing angle steels 21, 22, 23 and 24, which exceed the end parts of the cross structure 1, and the four reinforcing angle steels 21, 22, 23 and 24 form a reinforcing part 2; taking the middle point close to the cross-shaped structure 1 as the inner side and the end part close to the cross-shaped structure 1 as the outer side, and connecting the inner end of each reinforcing angle steel 21, 22, 23 and 24 with an end plate which is perpendicular to the longitudinal axis of the cross-shaped structure 1; the end plate is provided with a first screw hole 26;
the inner sides of the end panels of the reinforcing angles 21, 22, 23 and 24 of the reinforcing part 2 are connected with an overlapping part 3, and a connecting part 4 is connected between the overlapping parts 3 at the two ends of the cross-shaped structure 1;
the superposition component 3 is a superposition structure of two large wafers clamping a small wafer, wherein the two large wafers are respectively spliced by two same large-diameter semicircular T-shaped hollowed steel plates 31, the small wafer is spliced by two same small-diameter semicircular T-shaped hollowed steel plates 32, and avoidance holes for the cross-shaped structure 1 to pass through are reserved on the large wafers and the small wafer; the splicing directions of the two large-diameter semicircular T-shaped hollow steel plates 31 of the two large circular sheets are mutually vertical, and the splicing direction of the small circular sheet is the same as that of one of the large circular sheets; bolts are arranged between the second bolt holes 33 on the circumferences of the two large wafers, third screw holes 35 are also arranged on the two large wafers, second screw holes 34 are arranged on the small wafers, and screws 42 penetrate through the first screw holes 26, the third screw holes 35 of the two large wafers and the second screw holes 34 on the small wafers;
the connecting part 4 comprises a hexagonal nut 41, a screw rod 42 and a hollow pipe 43 with internal threads at two ends, wherein the end part of the hollow pipe 43 is in threaded connection with the inner side of the screw rod 42, the outer side of the screw rod is connected with the hexagonal nut 41, and the hexagonal nut 41 is screwed on the outer side of the end plate.
Preferably, the connecting member 4 of the present invention comprises four hollow tubes 43.
The method for reinforcing and reinforcing the angle steel of the power transmission tower by using the angle steel reinforcing and reinforcing device of the power transmission tower comprises the following steps:
three reinforcing angle steels 12, 13 and 14 with the same cross section as the main material 11 of the power transmission tower are tightly attached to the end part of the main material 11 of the power transmission tower to form a cross-shaped structure 1 for reinforcing the strength of the main material 11 of the power transmission tower; the surface of each quadrant of the cross structure 1 is provided with one reinforcing angle 21, 22, 23, 24 which is tightly attached to the quadrant, and the adjacent reinforcing angles 21, 22, 23, 24 are connected by bolts and first bolt holes 25, and the four reinforcing angles 21, 22, 23, 24 form a reinforcing part.
Four identical large-diameter semicircular T-shaped hollowed steel plates 31 and two identical small-diameter semicircular T-shaped hollowed steel plates 32 are respectively spliced into two large round pieces and one small round piece which are penetrated by the cross structure 1 to form a superposed part 3; the splicing directions of the two large disks are mutually vertical, the small disk is positioned between the two large disks and is the same as that of one of the two large disks, and the two large disks are connected together by utilizing the second bolt holes 33 on the two large disks and corresponding bolts.
The connecting part 4 for connecting the main material 11 of the power transmission tower comprises a hexagonal nut 41, a screw rod 42 and a hollow pipe 43 with internal threads at two ends, wherein the screw rod 42 passes through a first screw rod hole 26 on an end plate of the reinforcing angle steel 21, 22, 23, 24, a second screw rod hole 34 on the small disc and a third screw rod hole 35 on the large disc, the inner side of the screw rod 42 is in threaded connection with the end part of the hollow pipe 43, the outer side of the screw rod is in threaded connection with the hexagonal nut 41, and the hexagonal nut 41 is screwed on the outer side of the end plate; the four connecting members 4 are sequentially installed in the above-described manner.
The embodiment is provided only for illustrating the technical solution of the present invention, not for limiting the protection scope of the present invention, and those skilled in the art can make various changes without departing from the scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (2)
1. The utility model provides a transmission tower angle steel reinforcement reinforcing apparatus which characterized in that: the cross-shaped structure comprises a first reinforcing angle steel (12), a second reinforcing angle steel (13) and a third reinforcing angle steel (14) which have the same cross section as that of a main material (11) of a power transmission tower, wherein the main material (11) of the power transmission tower, the first reinforcing angle steel (12), the second reinforcing angle steel (13) and the third reinforcing angle steel (14) are spliced to form the cross-shaped structure (1);
the cross section of the cross structure (1) forms four quadrants according to a planar coordinate system, the end of the cross structure (1) is connected with a reinforcing part (2), and the reinforcing part (2) comprises: the surface of each quadrant is attached with a reinforcing angle steel, and the right-angle side of the reinforcing angle steel exceeds the end part of the cross structure (1); connecting bolts are arranged between the right-angle sides of the reinforcing angle steels in adjacent quadrants, the corresponding first bolt holes (25) are positioned at the parts of the right-angle sides of the reinforcing angle steels, which exceed the end parts of the cross-shaped structure (1), and the four reinforcing angle steels form reinforcing parts (2); taking the middle point close to the cross structure (1) as the inner side, taking the end part close to the cross structure (1) as the outer side, and connecting the inner end of each reinforcing angle steel with an end panel which is perpendicular to the longitudinal axis of the cross structure (1); the end plate is provided with a first screw hole (26);
the inner side of an end plate of the reinforcing angle steel of the reinforcing part (2) is connected with an overlapping part (3), and a connecting part (4) is connected between the overlapping parts (3) at two ends of the cross-shaped structure (1);
the superposition part (3) is a superposition structure of two large wafers clamping a small wafer, wherein the two large wafers are respectively spliced by two large-diameter semicircular T-shaped hollowed steel plates (31) with the same diameter, the small wafer is spliced by two same small-diameter semicircular T-shaped hollowed steel plates (32), and avoidance holes for the cross-shaped structure (1) to pass through are reserved on the large wafers and the small wafer; the splicing directions of the two large-diameter semicircular T-shaped hollow steel plates (31) of the two large wafers are mutually vertical, and the splicing direction of the small wafer is the same as that of one large wafer; bolts are arranged between second bolt holes (33) on the circumferences of the two large wafers, third screw rod holes (35) are also arranged on the two large wafers, second screw rod holes (34) are arranged on the small wafers, and screws (42) penetrate through the first screw rod holes (26) on the end face plate, the third screw rod holes (35) of the two large wafers and the second screw rod holes (34) on the small wafers;
the connecting part (4) comprises a hexagonal nut (41), a screw rod (42) and a hollow pipe (43) with internal threads at two ends, the end part of the hollow pipe (43) is in threaded connection with the inner side of the screw rod (42), the hexagonal nut (41) is connected with the outer side of the screw rod (42), and the hexagonal nut (41) is screwed on the outer side of the end face plate.
2. The reinforcement device for transmission tower angle steel according to claim 1, wherein the connection member (4) comprises four hollow pipes (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921307594.5U CN211313467U (en) | 2019-08-13 | 2019-08-13 | Reinforcing and reinforcing device for angle steel of power transmission tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921307594.5U CN211313467U (en) | 2019-08-13 | 2019-08-13 | Reinforcing and reinforcing device for angle steel of power transmission tower |
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| Publication Number | Publication Date |
|---|---|
| CN211313467U true CN211313467U (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921307594.5U Withdrawn - After Issue CN211313467U (en) | 2019-08-13 | 2019-08-13 | Reinforcing and reinforcing device for angle steel of power transmission tower |
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| CN (1) | CN211313467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528904A (en) * | 2019-08-13 | 2019-12-03 | 浙江工业大学 | A kind of power transmission tower angle steel reinforcing device |
-
2019
- 2019-08-13 CN CN201921307594.5U patent/CN211313467U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528904A (en) * | 2019-08-13 | 2019-12-03 | 浙江工业大学 | A kind of power transmission tower angle steel reinforcing device |
| CN110528904B (en) * | 2019-08-13 | 2024-03-26 | 浙江工业大学 | Angle steel reinforcing and reinforcing device for power transmission tower |
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Granted publication date: 20200821 Effective date of abandoning: 20240326 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200821 Effective date of abandoning: 20240326 |