CN114197937A - Weather-resistant steel transmission tower - Google Patents
Weather-resistant steel transmission tower Download PDFInfo
- Publication number
- CN114197937A CN114197937A CN202111534521.1A CN202111534521A CN114197937A CN 114197937 A CN114197937 A CN 114197937A CN 202111534521 A CN202111534521 A CN 202111534521A CN 114197937 A CN114197937 A CN 114197937A
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- Prior art keywords
- bionic
- assembly
- rack
- fan
- power
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Classifications
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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
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/06—Scaring or repelling devices, e.g. bird-scaring apparatus using visual means, e.g. scarecrows, moving elements, specific shapes, patterns or the like
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/16—Scaring or repelling devices, e.g. bird-scaring apparatus using sound waves
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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
- E04H12/10—Truss-like structures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/30—Wind motors specially adapted for installation in particular locations
- F03D9/34—Wind motors specially adapted for installation in particular locations on stationary objects or on stationary man-made structures
- F03D9/43—Wind motors specially adapted for installation in particular locations on stationary objects or on stationary man-made structures using infrastructure primarily used for other purposes, e.g. masts for overhead railway power lines
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/30—Wind power
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- 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
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- 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
- Y02E10/728—Onshore wind turbines
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Wood Science & Technology (AREA)
- Pest Control & Pesticides (AREA)
- Zoology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Birds (AREA)
- Insects & Arthropods (AREA)
- Chemical & Material Sciences (AREA)
- Environmental Sciences (AREA)
- Materials Engineering (AREA)
- Power Engineering (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention belongs to the technical field of power equipment, and particularly relates to a weather-resistant steel transmission tower which comprises a frame and further comprises: the bionic assembly drives birds on the electricity tower by simulating the movement and the cry of the hawks; the power assembly is arranged above the rack and connected with the bionic assembly, and the power assembly is used for providing power for the bionic assembly when the bionic assembly works; the power assembly arranged above the frame drives the bionic assembly in the frame to move, so that birds on the frame are driven, the possibility of grounding and tripping accidents caused by short circuit of bird droppings falling on insulating ceramics or branches of bird nests falling on wires is reduced, the possibility of damage of umbrella skirts or sheaths of the insulators caused by bird pecking damage is reduced, the composite insulators are damaged, and the function of protecting circuits is achieved.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to a weather-resistant steel transmission tower.
Background
The height of the power transmission tower is usually 25-40 meters, and the power transmission tower is of a steel frame structure. Most of them are built near power plants and power distribution stations in the field. It is an important facility in the power sector. The power transmission iron tower can make the electric wire overhead and play a role in protection and support. The maintenance and quality detection of the electric iron tower are important guarantees for the operation and development of modern electric power systems;
the maintenance of the electric tower is taken as the guarantee of an electric power system, however, along with the improvement of ecological environment and the enhancement of protection consciousness of people to wild animals, birds move more frequently, the failure frequency of an overhead transmission line caused by the motion of the birds also obviously rises, birds nest on the electric tower, on one hand, bird droppings fall on insulating ceramic, short circuit can be caused, branches of the bird nests fall on a wire, grounding or tripping accidents are easily caused, on the other hand, the birds peck to damage the umbrella skirt or the sheath which conforms to the insulator, the damage of the composite insulator is caused, and the safe operation of the wire is threatened.
In view of this, in order to overcome the above technical problems, the present invention develops a weathering steel power transmission tower, and solves the above technical problems.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: according to the weather-resistant steel power transmission iron tower, birds are prevented from nesting on the power transmission iron tower, so that the possibility of grounding and tripping accidents caused by short circuit caused by bird droppings falling on insulating ceramics or branches falling on electric wires is reduced, and the possibility of damaging a composite insulator by the birds is reduced, so that the safe operation of a line is endangered.
The invention provides a weathering steel power transmission tower, which comprises a frame and also comprises:
the bionic assembly is arranged above the supporting rod and is used for repelling birds on the electricity tower when the bionic assembly is put into use;
the power assembly is arranged above the rack and connected with the bionic assembly, and the power assembly is used for providing power for the bionic assembly when the bionic assembly works.
Preferably, the biomimetic assembly comprises a biomimetic eagle;
the spring is arranged at the joint of the bionic eagle body and the wings;
the air bag is arranged at the joint of the bionic eagle body and the wings and is positioned below the spring;
the sound simulating whistle is fixedly connected with the eagle body below the air outlet of the air bag;
preferably, the power assembly comprises two fans, the fans are arranged above the rack, and the two fans are connected through a belt;
the fixing frame is fixedly connected below the rack, and the inner side of the fixing frame is provided with a sliding chute;
the bidirectional screw rod is arranged in the cavity inside the fixing frame and is fixedly connected with the fan;
the screw nut is meshed with the bidirectional screw;
the support rod is arranged in the rack, and two ends of the support rod are fixedly connected with the screw nuts on two sides through the sliding grooves on the fixing frame;
preferably, the air bag is made of a butyl rubber material.
Preferably, a buffer cushion is arranged at the joint of the claw of the bionic hawk and the support rod.
Preferably, the fan is made of high-quality insulating materials, and the four fan blades are connected in a cross manner.
Preferably, the sliding grooves are provided with protrusions at equal intervals.
Preferably, the fan surface of the fan is a semicircular spherical surface.
Preferably, the material of the protrusion is a cushion rubber.
The invention has the following beneficial effects:
according to the weather-resistant steel power transmission iron tower provided by the invention, the bionic hawks are arranged on the power transmission iron tower, and birds on the power transmission iron tower are driven by the actions and the sounds of the bionic hawks, so that the possibility of grounding and tripping accidents caused by short circuit or branches of bird nests falling on wires due to bird droppings falling on insulating ceramics is reduced, meanwhile, the possibility of damage of circuit composite insulators due to bird pecking damage conforming to umbrella skirts or sheaths of the insulators is reduced, and the circuit protection function is realized.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic view of the present invention in position in a rack;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a left side view of the feed screw nut of the present invention;
FIG. 4 is a top view of the fan of the present invention;
in the figure: the bionic electric heating device comprises a rack 1, a bionic component 2, a power component 3, a fan 4, a belt 5, a bidirectional screw rod 6, a screw nut 7, a supporting rod 8, a bionic eagle 9, a spring 10, an air bag 11, a simulated whistle 12, a cushion pad 13, a protrusion 14, a sliding groove 15 and a fixing frame 16.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but 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.
The embodiment of the invention provides a weather-resistant steel power transmission iron tower, solves the problem of nesting of birds on the power tower, and on one hand, avoids short circuit caused by bird droppings falling on insulating ceramics or grounding and tripping accidents caused by branches of bird nests falling on wires, and on the other hand, avoids the problem that the damage of a composite insulator caused by bird pecking damage conforms to an insulator umbrella skirt or a sheath endangers the safe operation of a circuit.
In order to solve the technical problems, the technical scheme in the embodiment of the invention has the following general idea:
the bionic component 2 in the rack is driven to reciprocate up and down by the power component 3 arranged above the rack, so that birds on the transmission tower are driven, and the circuit is protected.
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The invention provides a weathering steel power transmission tower, which comprises a frame and also comprises:
the bionic assembly is arranged in the rack and is used for repelling birds on the electric tower when the electric tower is put into use;
the power assembly is arranged above the rack and connected with the bionic assembly, and the power assembly is used for providing power for the bionic assembly when the bionic assembly works.
Most of traditional transmission towers are arranged in the field or near a power distribution station, so that birds are easy to nest above the transmission towers, branches of the bird nests fall on wires, grounding or tripping accidents are easy to cause, and on the other hand, the birds peck and damage an umbrella skirt or a sheath which conforms to an insulator, so that the damage of a composite insulator is caused, and the safety of circuit transmission is damaged.
Therefore, the power assembly 3 is fixedly connected above the rack 1, the bionic assembly 2 in the rack is driven by the power assembly 3, and birds near the electricity tower are driven as far as possible on the premise of not damaging the birds, so that the possibility of nesting of the birds on the electricity tower is reduced, and the circuit is protected.
As a specific embodiment of the present invention, the bionic component comprises a bionic eagle 9;
the spring 10 is arranged at the joint of the bionic eagle 9 body and the wings;
the air bag 11 is arranged at the connection part of the body and the wings of the bionic eagle 9 and is positioned below the spring 10;
the sound simulating whistle 12 is fixedly connected with the eagle body below the air outlet of the air bag 11;
according to the invention, the bionic hawk 9 is arranged in the rack 1, the spring 10 is transversely arranged at the joint of the wings of the bionic hawk 9 and the body, the air bag 11 is arranged at the joint of the body of the bionic hawk 9 and the wings and is positioned below the spring 10, and the sound-simulating whistle 12 is fixedly connected with the hawk body below the air outlet of the air bag 11 and is fixedly connected with the air outlet of the air bag 11. When the bionic hawk 9 starts to work, the wings of the bionic hawk 9 can be swung up and down under the action of wind power, the air bags 11 fixedly connected with the wings complete the processes of air suction and air blowing by means of extrusion when the wings are swung up and down, and the sound-simulating whistle 12 is driven to produce sound in the processes of air suction and air blowing of the air bags 11, so that the effect of expelling the birds by the bionic hawk 9 is achieved.
As a specific embodiment of the present invention, the power assembly includes two fans 4, and the fans 4 are both disposed above the rack 1;
the fixing frame 16 is fixedly connected below the rack 1, and the inner side of the fixing frame 16 is provided with a sliding groove 15;
the bidirectional screw rod 6 is arranged in a cavity inside the fixed frame 16 and is fixedly connected with the fan 4;
the lead screw nut 7 is meshed with the bidirectional lead screw 6;
the support rod 8 is arranged in the rack 1, and two ends of the support rod are fixedly connected with the screw nuts 7 on two sides through a sliding chute 15 on a fixed frame 16;
the invention arranges the fan 4 above the frame, the upper end of the bidirectional screw 6 is fixedly connected with the fan 4 on the frame 1, the lower end is fixedly connected with the fixed frame 16, and the bidirectional screw 6 is positioned in the cavity inside the fixed frame 16, when the bidirectional screw 6 works, the screw nut 7 engaged with the bidirectional screw 6 is driven to move up and down, when the screw nut moves to the upper vertex and the lower vertex, the steering direction of the bidirectional screw is changed, the screw nut 7 moves in the opposite direction, the screw nut 7 is fixedly connected with the support rod 8, and the two ends of the support rod 8 are respectively connected with the screw nut 7 through the sliding chute 15 arranged on the inner side of the fixed frame 16, when the screw nut 7 moves up and down, the support rod 8 is driven to move up and down, the support rod 8 drives the bionic assembly 2 to move up and down through the cushion 13, thereby realizing that the power is provided for the up-and down reciprocating motion of the bionic assembly 2 through wind power, the position of the bionic hawk 9 in the rack 1 is changed, and birds are prevented from adapting to the movement track of the bionic hawk 9 by the movement of the bionic hawk 9 at different positions, so that the use effect of the bionic hawk is ensured.
In an embodiment of the present invention, the airbag 11 is made of butyl rubber.
Because the bionic hawk 9 is placed in the electric tower, in order to avoid current from damaging the air bag, the adopted air bag material is an insulating material, and the rubber has good elasticity and wear resistance, has long service life and is more beneficial to long-term use of the invention.
As a specific embodiment of the invention, a buffer pad 13 is arranged at the joint of the claw of the bionic eagle 9 and the support rod 8.
As the bionic eagle 9 continuously carries out up-and-down reciprocating motion, in order to reduce the impact caused by the highest point and the lowest point and reduce the impact force caused by the contact of the wings of the bionic eagle 9 with the bulges, a buffer cushion 13 is arranged at the joint of the claws of the bionic eagle 9 and the supporting rod 8, thereby achieving the effects of keeping balance, slowing down the impact and prolonging the service life of the invention.
As a specific embodiment of the present invention, the fan 4 is made of POM polyoxymethylene and four blades are fixedly connected by a cross.
Because the fan is positioned at the high position of the electric tower, current cannot be prevented from passing through the fan 4, and the fan 4 is prevented from being damaged by the current, the fan is made of high-quality insulating materials, corrosion resistance and light weight are achieved, the fan is more favorable for long-term use, the four fan blades are connected through the cross structure, stress of the fan blades is more favorable, and the material and the structure of the fan 4 can be started by breeze, and meanwhile, the service life of the fan is prolonged.
As a specific embodiment of the present invention, the sliding groove 15 formed on the fixing frame 16 is provided with protrusions 14 at equal intervals on one side close to the wings of the bionic eagle 9.
According to the invention, the protrusions 14 are arranged at equal intervals on the sliding grooves 15, when the protrusions 14 contact the wings of the bionic eagle 9, the wings of the bionic eagle 9 can be better driven to fan, and gaps are formed among the protrusions 14, so that the wings of the bionic eagle 9 can be driven by elasticity to fan up and down among the gaps under the action of the springs 10 at the joint of the wings of the bionic eagle 9 and the body, the movement of the bionic eagle 9 is more vivid, and the use effect of the invention is further improved.
In an embodiment of the present invention, the two fans 4 are connected by a belt.
Because the wind power above the frame 1 is different in size or direction, the first fan and the second fan are connected through the belt 5, so that the movement synchronism of the bidirectional screw rod 6 is ensured, the two ends of the support rod 8 are respectively and fixedly connected with the screw nuts 7 meshed with the bidirectional screw rod 6, so that the movement synchronism of the bidirectional screw rod 6 is kept on the premise that the support rod 8 moves up and down stably, the support rod 8 is fixedly connected with the bionic hawk 9 to ensure the movement of the bionic hawk 9, the movement synchronism of the bidirectional screw rod 6 is ensured, the invention can stably run, and the influence of the inclination of the support rod 8 during movement on the normal use of the invention is avoided.
In an embodiment of the present invention, the fan surface of the fan 4 is a hemisphere.
Because bionical hawk is located the frame top, and the circulation of air velocity of flow is very fast, can make fan recess face atress big, and the convex surface atress is little, ensures turning to of fan fixed, can make the fan compare traditional fan-shaped fan simultaneously, and the atress is more abundant, even, makes the transmission more steady.
In one embodiment of the present invention, the material of the protrusion 14 is a cushion rubber.
Because the wings of the bionic hawk 9 have more collision times with the bulges, in order to reduce the abrasion of the invention, the bulges are made of buffer rubber, so that on one hand, the abrasion caused by collision can be reduced, on the other hand, the impact force generated by collision can be reduced, the service life of the invention can be prolonged, and the invention can be operated for a long time.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a resistant steel power transmission tower of waiting, its characterized in that includes frame (1), still includes:
the bionic assembly is arranged in the rack (1) and is used for repelling birds on the electricity tower when the bionic assembly is put into use;
the power assembly is arranged above the rack (1) and connected with the bionic assembly, and the power assembly is used for providing power for the bionic assembly when the bionic assembly works.
2. The weathering steel pylon according to claim 1, wherein: the bionic assembly comprises a bionic eagle (9) which is positioned inside the rack (1);
the spring (10) is arranged at the joint of the body and the wings of the bionic eagle (9);
the air bag (11) is arranged at the connection part of the body and the wings of the bionic eagle (9) and is positioned below the spring (10);
the sound-simulating whistle (12) is fixedly connected with the eagle body below the air outlet of the air bag (11).
3. The weathering steel pylon according to claim 1, wherein: the power assembly comprises two fans (4), and the fans (4) are arranged above the rack (1);
the fixing frame (16), the fixing frame (16) is fixedly connected below the rack (1), and the inner side of the fixing frame is provided with a sliding chute (15);
the bidirectional screw rod (6) is arranged in the cavity inside the fixing frame (16) and is fixedly connected with the fan (4);
the screw nut (7) is meshed with the bidirectional screw (6);
and the support rod (8) is arranged inside the rack, and two ends of the support rod are fixedly connected with the screw nuts (7) on two sides through sliding grooves (15) on the fixed frame (16).
4. The weathering steel pylon of claim 3, wherein: the air bag (11) is made of butyl rubber materials.
5. The weathering steel pylon according to claim 2, wherein: a buffer pad (13) is arranged at the joint of the claw of the bionic hawk (9) and the support rod (8).
6. The weathering steel pylon according to claim 3, wherein: the fan (4) is made of POM polyformaldehyde, and the four fan blades are fixedly connected through a cross.
7. The weathering steel pylon according to claim 3, wherein: the sliding groove (15) formed in the fixing frame (16) is provided with protrusions (14) at equal intervals on one side close to the wings of the bionic eagle (9).
8. The weathering steel pylon according to claim 3, wherein: the two fans (4) are connected with each other through a belt.
9. The weathering steel pylon according to claim 3, wherein: the fan surface of the fan (4) is hemispherical.
10. The weathering steel pylon according to claim 7, wherein: the material of the bulge (14) is buffer rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111534521.1A CN114197937A (en) | 2021-12-15 | 2021-12-15 | Weather-resistant steel transmission tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111534521.1A CN114197937A (en) | 2021-12-15 | 2021-12-15 | Weather-resistant steel transmission tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114197937A true CN114197937A (en) | 2022-03-18 |
Family
ID=80653996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111534521.1A Pending CN114197937A (en) | 2021-12-15 | 2021-12-15 | Weather-resistant steel transmission tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114197937A (en) |
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| CN212065483U (en) * | 2020-02-13 | 2020-12-04 | 新昌县七星街道博创机械厂 | Liftable movable bird repellent mechanism for electric power iron tower |
| CN112273363A (en) * | 2020-10-19 | 2021-01-29 | 广州链通科技有限公司 | Intelligent bird repelling device for protecting power equipment |
| CN212432335U (en) * | 2020-07-02 | 2021-01-29 | 江苏润来建设集团有限公司 | Municipal works road traffic noise monitoring device |
| CN113482430A (en) * | 2021-05-22 | 2021-10-08 | 孙长宇 | Emergency lifting type power transmission tower |
| CN215107818U (en) * | 2021-05-08 | 2021-12-10 | 车俊红 | High-voltage transmission line iron tower |
| CN113982351A (en) * | 2021-10-11 | 2022-01-28 | 孙长宇 | Weather-resistant steel transmission tower |
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2021
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| JPH07313038A (en) * | 1994-05-25 | 1995-12-05 | Toru Kinoshita | Apparatus for repulsing fowl |
| DE29816842U1 (en) * | 1998-09-19 | 1999-06-10 | Goroll, Peter, 65388 Schlangenbad | Pigeon eviction device |
| JP2007325507A (en) * | 2006-06-06 | 2007-12-20 | Michihiro Oe | Bird damage preventing device |
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| CN212432335U (en) * | 2020-07-02 | 2021-01-29 | 江苏润来建设集团有限公司 | Municipal works road traffic noise monitoring device |
| CN112273363A (en) * | 2020-10-19 | 2021-01-29 | 广州链通科技有限公司 | Intelligent bird repelling device for protecting power equipment |
| CN215107818U (en) * | 2021-05-08 | 2021-12-10 | 车俊红 | High-voltage transmission line iron tower |
| CN113482430A (en) * | 2021-05-22 | 2021-10-08 | 孙长宇 | Emergency lifting type power transmission tower |
| CN113982351A (en) * | 2021-10-11 | 2022-01-28 | 孙长宇 | Weather-resistant steel transmission tower |
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