CN219638536U - Multistage bending-torsion-prevention power transmission tower angle steel reinforcing device - Google Patents
Multistage bending-torsion-prevention power transmission tower angle steel reinforcing device Download PDFInfo
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- CN219638536U CN219638536U CN202320085979.1U CN202320085979U CN219638536U CN 219638536 U CN219638536 U CN 219638536U CN 202320085979 U CN202320085979 U CN 202320085979U CN 219638536 U CN219638536 U CN 219638536U
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- Prior art keywords
- angle steel
- sleeve
- clamp
- power transmission
- transmission tower
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 91
- 239000010959 steel Substances 0.000 title claims abstract description 91
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 54
- 230000005540 biological transmission Effects 0.000 title claims abstract description 30
- 230000002787 reinforcement Effects 0.000 claims abstract description 31
- 238000003825 pressing Methods 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000005452 bending Methods 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims description 6
- 239000002783 friction material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The utility model discloses a multistage anti-bending torsion angle steel reinforcing device for a power transmission tower, which belongs to the technical field of power transmission tower reinforcement and comprises a steel plate, a semicircular clamp, a reinforcing member I and a reinforcing member II, wherein two ends of the steel plate and two ends of the semicircular clamp are fastened through screws, angle steel to be reinforced is surrounded by the steel plate and the semicircular clamp, the reinforcing member I comprises a bolt, a pressing plate with a rod and a sleeve with threads on the upper part, the reinforcing member II comprises a three-way sleeve welded at the center of the steel plate and a pressing plate with the rod arranged in the three-way sleeve, the clamp is connected with the reinforcing member I through the bolt, and the reinforcing member I and the reinforcing member II are respectively contacted with two limbs of the angle steel through the pressing plate with the rod. According to the multistage bending-torsion-preventing power transmission tower angle steel reinforcing device, holes are not required to be drilled in a main material, the multistage bending-torsion-preventing process is realized through friction resistance and magnetic pole repulsive force, and the multistage bending-torsion-preventing power transmission tower angle steel reinforcing device can be installed at intervals or in a through length mode according to actual needs, and has great applicability, installation convenience and practical significance.
Description
Technical Field
The utility model belongs to the technical field of reinforcement of transmission towers, and particularly relates to a multistage anti-bending torsion transmission tower angle steel reinforcement device.
Background
A large number of wind disaster accidents show that the damage of the power transmission tower in strong wind is integral instability damage, and most of instability occurs at the main material part of the power transmission tower leg. At present, two most common methods for reinforcing a power transmission tower are: newly adding auxiliary materials, and reducing the calculated length of the main materials of the power transmission tower; the bearing capacity of the main material is increased by a component parallel connection method. The member parallel connection method is an important means for reinforcing the main material of the tower legs of the power transmission tower to improve the wind resistance of the power transmission tower. The traditional component parallel connection reinforcing method is to punch holes in the main material, connect the auxiliary main material through the filling plate, and punch holes in the main material in the point position, so that great inconvenience is brought to construction, the construction speed is reduced, and meanwhile, the holes in the main material are huge in workload and can weaken the strength of the main material, and the reverse tower accident can be caused in the construction process.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a multistage bending-resistant transmission tower angle steel reinforcing device, which is arranged at a transmission tower main material angle steel, wherein an internal supporting member is connected with the angle steel and an external clamp through bolts or welding, the bending and even bending damage of the transmission tower main material angle steel under the condition of being pressed can be effectively prevented through the friction resistance and the magnetic pole repulsive force of the reinforcing member, the device can be arranged through the clamp on the premise of not damaging the original main material bearing performance, and the device can be adjusted to be installed at intervals or in a through length according to the requirement of reinforcing an actual main material, so that the construction is convenient.
In order to achieve the above object, the present utility model is realized by the following technical scheme:
the utility model provides a multistage bending torsion transmission tower angle steel reinforcing apparatus, including the steel sheet, semi-circular clamp, reinforcement member one and reinforcement member two, screw fastening is passed through at the both ends of steel sheet and semi-circular clamp, treat the reinforcement angle steel is surrounded including steel sheet and semi-circular clamp, reinforcement member one includes the bolt, take pole clamp plate and upper portion threaded sleeve, reinforcement member two includes the tee bend sleeve of welding at the steel sheet center and sets up the take pole clamp plate in the tee bend sleeve, clamp and reinforcement member one pass through bolted connection, reinforcement member one and reinforcement member two pass through respectively and take pole clamp plate and angle steel both limbs contact.
The technical scheme of the utility model is further improved as follows: the clamp plate with the rod is characterized in that one end of the rod is fixedly provided with a clamp plate, the clamp plate with the rod of the first reinforcing member is contacted with two limbs of the angle steel to be reinforced, one end of the clamp plate with the rod is inserted into the sleeve, a screw hole is formed in the clamp, and a bolt penetrates through the screw hole and is fixed with the sleeve.
The technical scheme of the utility model is further improved as follows: the inner side of the sleeve is provided with a piezoelectric material which is tightly attached to the outer wall below the threads, the coil inside the bolt is connected with the piezoelectric material inside the sleeve through a circuit, the rod-carrying pressing plate is sequentially provided with a wear-resisting ring and a friction material at the joint of the rod piece and the sleeve, and the rod piece is internally provided with a permanent magnet.
The technical scheme of the utility model is further improved as follows: the vertex angle of the angle steel to be reinforced is contacted with the center of the clamp.
The technical scheme of the utility model is further improved as follows: the tee sleeve and the steel plate are arranged at 45 ℃, when in use, the angle steel and the steel plate form an isosceles right triangle, the tee sleeves of the two groups of reinforcing devices are respectively perpendicular to two limbs of the angle steel, and the axes of the tee sleeve and the pressing plate combination with the rod arranged in the tee sleeve are respectively perpendicular to the two limbs of the angle steel in a plane.
The technical scheme of the utility model is further improved as follows: the pressing plate centroid of the pressing plate with the rod is positioned at the joint of the axis of the sleeve or the three-way sleeve and the angle steel.
The technical scheme of the utility model is further improved as follows: the thickness and the material of the clamp and the steel plate are the same.
By adopting the technical scheme, the utility model has the following technical progress:
according to the multistage bending-torsion-preventing power transmission tower angle steel reinforcing device, holes are not required to be drilled in a main material, the multistage bending-torsion-preventing process is realized through friction resistance and magnetic pole repulsive force, and the multistage bending-torsion-preventing power transmission tower angle steel reinforcing device can be installed at intervals or in a through length mode according to actual needs, and has great applicability, installation convenience and practical significance.
The symmetrically arranged reinforcing members are respectively arranged inside and outside the angle steel, so that the deformation condition of the angle steel in a plane under the pressed state can be effectively prevented or reduced; the reinforcing device is installed by bolts and welding, punching or welding of the angle steel is not needed, the whole device is convenient and flexible to install, and the reinforcing effect of the angle steel can be realized on the premise that the bearing performance of the original angle steel is not damaged; through different reinforcement device arrangement schemes, the reinforcement requirement of angle steel with different damage degrees can be met.
Drawings
FIG. 1 is a schematic view of a steel angle reinforcing apparatus for a power transmission tower according to the present utility model;
FIG. 2 is a schematic view of a first reinforcement member of the present utility model;
FIG. 3 is an exploded view of a first reinforcement member of the present utility model;
FIG. 4 is a cross-sectional view B-B of the reinforcement member one of the present utility model;
FIG. 5 is a cross-sectional view of the reinforcement member one of the present utility model;
FIG. 6 is a cross-sectional view of A-A of a first reinforcement member of the present utility model;
FIG. 7 is a three-dimensional view of a second reinforcement member of the present utility model;
FIG. 8 is a three-dimensional view of the angle steel reinforcing apparatus for a pylon of the present utility model in use;
FIG. 9 is a schematic diagram of the spacing arrangement of the angle steel reinforcing apparatus of the power transmission tower of the present utility model;
fig. 10 is a schematic diagram of the through-length arrangement of the angle steel reinforcing device of the power transmission tower;
wherein, 1, clamp, 2, steel plate, 3, reinforcement member one, 4, reinforcement member two, 5, tee bend sleeve, 3-1, bolt, 3-2, sleeve, 3-3, wear ring, 3-4, band pole clamp plate, 3-5, friction material, 3-6, permanent magnet, 3-7, iron rod.
Detailed Description
The utility model is further illustrated by the following examples:
as shown in figures 1-8, the multi-stage anti-bending torsion power transmission tower angle steel reinforcing device comprises a steel plate 2, a semicircular clamp 1, a reinforcing member I3 and a reinforcing member II 4, wherein two ends of the steel plate 2 and two ends of the clamp 1 are fastened through screws, angle steel to be reinforced is surrounded by the steel plate 2 and the clamp 1, the angle steel and the steel plate 2 form an isosceles right triangle, and the vertex angle of the angle steel is contacted with the center of the clamp 1.
The first reinforcing member 3 comprises a bolt 3-1, a pressing plate 3-4 with a rod and a sleeve 3-2 with threads, the threads are arranged above the inside of the sleeve, the pressing plate 3-4 with the rod is fixed at one end of the rod, the pressing plate 3-4 with the rod of the first reinforcing member 3 is contacted with two limbs of angle steel to be reinforced, one end of the pressing plate 3-4 with the rod is inserted into the sleeve 3-2, a screw hole is formed in the clamp 1, and the bolt 3-1 penetrates through the screw hole and is fixed with the sleeve 3-2. The second reinforcing member 4 comprises a three-way sleeve 5 welded at the center of the steel plate 2 and a pressing plate 3-4 with a rod, wherein the pressing plate 3-4 with the rod is arranged in the three-way sleeve 5, the three-way sleeve 5 and the steel plate 2 are arranged at 45 degrees, the clamp 1 and the first reinforcing member 3 are connected through a bolt 3-1, and the first reinforcing member 3 and the second reinforcing member 4 are respectively contacted with two limbs of angle steel through the pressing plate 3-4 with the rod.
The inner side of the sleeve 3-2 is provided with a piezoelectric material clung to the outer wall, the coil inside the bolt 3-1 is connected with the piezoelectric material inside the sleeve 3-2 through a circuit, the rod-carrying pressing plate 3-4 is sequentially provided with a wear-resisting ring 3-3 and a friction material 3-5 at the joint of the rod piece and the sleeve 3-2, and the rod piece is internally provided with a permanent magnet 3-6.
The centroid of the pressing plate with the rod pressing plate 3-4 is positioned at the joint of the axis of the sleeve 3-2 or the three-way sleeve 5 and the angle steel.
When in use, the three-way sleeve 5 of the two groups of reinforcing devices are respectively perpendicular to the two limbs of the angle steel, and the axes of the three-way sleeve 5 and the pressing plate 3-4 with the rod arranged in the three-way sleeve are respectively perpendicular to the two limbs of the angle steel in a plane.
The thickness and material of the clip 1 and the steel plate 2 are the same.
The working principle or the using method is as follows:
firstly, carrying out finite element stress analysis on a power transmission tower to be reinforced, finding out weak positions needing to be reinforced, and defining the installation scheme of the utility model. And then, the steel angle bar is arranged at the angle steel to be reinforced in a bolt and welding mode, and the target rod piece can be reinforced through the friction resistance and the magnetic pole repulsive force of the reinforcing member, so that the reinforcing effect of preventing the angle steel from bending or even twisting under the condition of being pressed is realized.
When the steel plate steel angle reinforcing device is used, the steel angle to be reinforced is surrounded by the steel plate 2 and the clamp 1, the pressing plates 3-4 with the rods of the first reinforcing member 3 and the second reinforcing member 4 are correspondingly propped against the two sides of the steel angle supporting legs, the two reinforcing devices are used in groups, or the two reinforcing devices are arranged at intervals in a group, as shown in fig. 9, or the through length arrangement is as shown in fig. 10.
Claims (7)
1. Multistage bending-torsion-prevention power transmission tower angle steel reinforcing device is characterized in that: including steel sheet (2), semicircular clamp (1), reinforcement member one (3) and reinforcement member two (4), the both ends of steel sheet (2) and the both ends of clamp (1) pass through screw fastening, treat reinforcement angle steel is surrounded including steel sheet (2) and clamp (1), reinforcement member one (3) include bolt (3-1), take pole clamp plate (3-4) and upper portion threaded sleeve (3-2), reinforcement member two (4) include the tee bend sleeve (5) of welding in steel sheet (2) center and set up take pole clamp plate (3-4) in tee bend sleeve (5), clamp (1) and reinforcement member one (3) are connected through bolt (3-1), reinforcement member one (3) and reinforcement member two (4) are contacted through taking pole clamp plate (3-4) and angle steel both limbs respectively.
2. The multistage bending-torsion-prevention power transmission tower angle steel reinforcing device according to claim 1, wherein: one end of the pressing plate with the rod (3-4) is fixed with a pressing plate, the pressing plate with the rod (3-4) of the first reinforcing member (3) is contacted with two limbs of the angle steel to be reinforced, one end of the pressing plate with the rod (3-4) is inserted into the sleeve (3-2), a screw hole is formed in the clamp (1), and the bolt (3-1) penetrates through the screw hole and the sleeve (3-2) to be fixed.
3. The multi-stage anti-bending power pylon angle steel reinforcement device according to any one of claims 1 or 2, wherein: the inner side of the sleeve (3-2) is provided with piezoelectric materials which are tightly attached to the outer wall below threads, the coil inside the bolt (3-1) is connected with the piezoelectric materials inside the sleeve (3-2) through a circuit, the rod-carrying pressing plate (3-4) is sequentially provided with the wear-resisting ring (3-3) and the friction materials (3-5) at the joint of the rod piece and the sleeve (3-2), and the rod piece is internally provided with the permanent magnet (3-6).
4. The multistage bending-torsion-prevention power transmission tower angle steel reinforcing device according to claim 1, wherein: the vertex angle of the angle steel to be reinforced is contacted with the center of the clamp (1).
5. The multistage bending-torsion-prevention power transmission tower angle steel reinforcing device according to claim 1, wherein: the tee sleeve (5) and the steel plate are arranged at 45 ℃, when the angle steel and the steel plate (2) form an isosceles right triangle in use, the tee sleeves (5) of the two groups of reinforcing devices are respectively perpendicular to two limbs of the angle steel, and the axes of the tee sleeves (5) and the pressing plates (3-4) with rods arranged in the tee sleeves are respectively perpendicular to the two limbs of the angle steel in a plane.
6. The multi-stage anti-bending power pylon angle steel reinforcement apparatus of any one of claims 1, 2 or 5, wherein: the centroid of the pressing plate with the rod pressing plate (3-4) is positioned at the joint of the axis of the sleeve (3-2) or the three-way sleeve (5) and the angle steel.
7. The multistage bending-torsion-prevention power transmission tower angle steel reinforcing device according to claim 1, wherein: the thickness and the material of the clamp (1) and the steel plate (2) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320085979.1U CN219638536U (en) | 2023-01-30 | 2023-01-30 | Multistage bending-torsion-prevention power transmission tower angle steel reinforcing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320085979.1U CN219638536U (en) | 2023-01-30 | 2023-01-30 | Multistage bending-torsion-prevention power transmission tower angle steel reinforcing device |
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| Publication Number | Publication Date |
|---|---|
| CN219638536U true CN219638536U (en) | 2023-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320085979.1U Active CN219638536U (en) | 2023-01-30 | 2023-01-30 | Multistage bending-torsion-prevention power transmission tower angle steel reinforcing device |
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| Country | Link |
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| CN (1) | CN219638536U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116872057A (en) * | 2023-09-08 | 2023-10-13 | 合肥优晟电力科技有限公司 | Electric power iron tower prosthetic devices that polishes |
-
2023
- 2023-01-30 CN CN202320085979.1U patent/CN219638536U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116872057A (en) * | 2023-09-08 | 2023-10-13 | 合肥优晟电力科技有限公司 | Electric power iron tower prosthetic devices that polishes |
| CN116872057B (en) * | 2023-09-08 | 2023-12-01 | 合肥优晟电力科技有限公司 | Electric power iron tower prosthetic devices that polishes |
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