CN115119826A - Bird pecking prevention device and method for ADSS optical cable - Google Patents
Bird pecking prevention device and method for ADSS optical cable Download PDFInfo
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- CN115119826A CN115119826A CN202210736497.8A CN202210736497A CN115119826A CN 115119826 A CN115119826 A CN 115119826A CN 202210736497 A CN202210736497 A CN 202210736497A CN 115119826 A CN115119826 A CN 115119826A
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- optical cable
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- 102100020786 Adenylosuccinate synthetase isozyme 2 Human genes 0.000 title claims abstract description 23
- 230000003287 optical effect Effects 0.000 title claims abstract description 23
- 230000002265 prevention Effects 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 230000001846 repelling effect Effects 0.000 claims 2
- 230000002940 repellent Effects 0.000 abstract description 7
- 239000005871 repellent Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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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
- A01M29/18—Scaring or repelling devices, e.g. bird-scaring apparatus using sound waves using ultrasonic signals
-
- 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Birds (AREA)
- Wood Science & Technology (AREA)
- Environmental Sciences (AREA)
- Radar, Positioning & Navigation (AREA)
- Zoology (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention provides an ADSS optical cable bird pecking prevention device and method, which comprise the following steps: the bird repeller comprises a first bird repeller body, a rotary mounting table, a rotary machine structure, a supporting shaft and a base; the first bird repeller body is arranged above the rotary mounting platform, the rotary mechanism is arranged below the rotary mounting platform and is connected with the base through a support shaft, and the base is fixedly connected with the telegraph pole; the first bird ware body that drives includes: a controller, a radar detector and an ultrasonic generating module; the controller respectively with radar detector and ultrasonic wave generation module signal connection, when the radar detector detected birds, the controller control ultrasonic wave generation module sent the ultrasonic wave in order to dispel the birds that get into the ultrasonic wave within range. Still include the second and drive bird ware body, the second drives bird ware body and includes connecting rod and aeolian bell, and connecting rod one end is evenly installed around rotatory mount table, and the other end is through connecting rope fixed connection aeolian bell, rotates the bird mode that drives that the sound production had richened bird repellent device through the aeolian bell.
Description
Technical Field
The invention belongs to the field of power cable protection devices, and particularly relates to an ADSS optical cable bird pecking prevention device and method.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
With the progress and development of human society, the awareness of human to protect the natural ecological environment is continuously enhanced, birds are listed as human friends as protection objects, but birds like to stop on ADSS optical cables and peck, and the trip event of the inter-phase short circuit of the power transmission and distribution lines caused by bird activities is developed endlessly, so that the situation that the bird damage is caused by power supply interruption seriously affects the needs of industrial and agricultural production and the demand of social power consumption is increased year by year, and the bird damage is the frequent fault of the power line, so that how to reduce the harm of bird activities to the power transmission and distribution lines becomes the world, and on the premise of preventing the life safety of birds from being damaged, measures are usually taken to drive the birds out of the areas.
Bird repellent device anti-bird measure on the existing market is weak, and the existing anti-bird measure is mostly static, and birds adaptability is stronger, can adapt to static measure in a short time, so static bird repellent device can not continuously play the effect of driving birds.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an ADSS optical cable bird pecking prevention device and method.
To achieve the above object, one or more embodiments of the present invention provide the following technical solutions:
the invention provides in a first aspect an ADSS optical cable bird pecking prevention apparatus, comprising: the bird repeller comprises a first bird repeller body, a rotary mounting table, a rotary machine structure, a supporting shaft and a base;
the first bird repeller body is arranged above the rotary mounting platform, the rotary mechanism is arranged below the rotary mounting platform, the rotary mechanism is connected with the base through a support shaft, and the base is fixedly connected with the telegraph pole;
the first bird ware body that drives includes: a controller, a radar detector and an ultrasonic generating module; the controller respectively with radar detector and ultrasonic wave generation module signal connection, when the radar detector detected birds, the controller control ultrasonic wave generation module sent the ultrasonic wave in order to dispel the birds that get into the ultrasonic wave within range.
Furthermore, the base is a U-shaped base, one end of the U-shaped base is fixedly arranged on the telegraph pole through a bolt, and the other end of the U-shaped base is connected with the bottom end of the supporting shaft.
Further, the rotating mechanism comprises a connecting block, a motor, a driving gear and a driven gear;
the bottom of one end of the connecting block is fixedly connected with a supporting shaft, the other end of the connecting block is fixedly provided with a motor, an output shaft port of the motor is fixedly connected with a driving gear, and the driving gear is meshed with a driven gear;
the upper surface of the driven gear is fixedly connected with the rotary mounting table, and the lower surface of the driven gear is rotatably connected with one end, close to the supporting shaft, of the connecting block.
Further, the first bird ware body that drives still includes the mounting box, the controller is installed inside the mounting box, radar detector and ultrasonic wave generation module are installed respectively in the mounting box both sides.
Furthermore, a solar panel is fixed on one side of the support shaft, which is far away from the telegraph pole, through a connecting frame in a welding mode, and the solar panel is connected with a rechargeable battery.
Further, rechargeable battery sets up inside the mounting box for drive bird ware body and rotary mechanism power supply and energy storage for first.
Furthermore, an insulating rubber layer is fixedly connected to the periphery of the supporting shaft.
Furthermore, the top of the mounting box is fixedly connected with a night red light dispersing lamp.
Further, still include that the second drives bird ware body, the bird ware body is driven to the second includes connecting rod and aeolian bells, and connecting rod one end is evenly installed around the swivel mount table, and the other end is through connecting rope fixed connection aeolian bell, through the aeolian bell rotate that the sound production is further richened bird repellent device drive the bird mode.
The invention provides a use method of an ADSS optical cable bird pecking prevention device, which comprises the following steps: during the use with the second drive bird ware body and install around the swivel mount table, the second drives bird ware body installation back, with the fixed setting of base on the wire pole, drive first bird ware body fixed mounting on the swivel mount table after that, then start first bird ware body that drives, starter motor simultaneously, the motor drives the driving gear and rotates, the driving gear drives driven gear and rotates, driven gear drives the swivel mount table and rotates, thereby drive first bird ware body and second and drive the rotation that the bird ware carries out the circumferencial direction, make first bird ware body that drives carry out 360 degrees no dead angle work, the second drives the further reinforcing effect of bird ware body sound simultaneously.
The above one or more technical solutions have the following beneficial effects:
by arranging the rotating structure, the first bird repeller body can be conveniently rotated, so that the ultrasonic wave emitting position cannot be quickly and accurately judged by birds, and the using effect of the bird repeller is enhanced; meanwhile, the radar detector can detect whether birds fall on the cable in an all-around and dead-angle-free manner. Bird ware body is driven through setting up the second, utilizes sound to drive the bird that falls on the cable, has further richened bird repellent device's the mode of driving the bird.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a view showing a configuration of an ADSS optical cable bird pecking prevention apparatus according to a first embodiment.
Fig. 2 is a schematic structural view of a frame of the ADSS optical cable bird pecking prevention apparatus according to the first embodiment.
In the figure, 1, a bird repeller body, 2, an installation rotating platform, 3, a connecting block, 4, a motor, 5, a driving gear, 6, a driven gear, 7, a rotating shaft, 8, a supporting shaft, 9, a base, 10, a screw rod, 11, a connecting rod, 12 and a wind bell.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention.
The embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
Example one
The embodiment discloses an ADSS optical cable bird pecking prevention device;
as shown in fig. 1, an ADSS optical cable bird pecking prevention apparatus includes: the bird repeller comprises a first bird repeller body 1, a second bird repeller body, a rotary mounting table 2, a rotary machine structure, a support shaft 8 and a base 9;
the first bird repeller body 1 is arranged above the rotary mounting table 2, the second bird repeller body is arranged around the rotary mounting table 2, the rotary mechanism is arranged below the rotary mounting table 2, and the rotary mechanism is connected with the base 9 through a support shaft 8;
the base 9 is a U-shaped base, a bolt hole is formed in one end of the U-shaped base, bolts are arranged at two ends of the screw rod 10 after penetrating through the bolt hole, the base 9 is fixedly arranged on a telegraph pole through the cooperation of the bolts and the screws, the other end of the screw rod is connected with the bottom end of the supporting shaft 8, and the rotating mechanism is fixedly arranged at the upper end of the supporting shaft 8;
the rotating mechanism comprises a connecting block 3, a motor 4, a driving gear 5 and a driven gear 6;
the bottom of one end of the connecting block 3 is fixedly connected with a supporting shaft 8, the other end of the connecting block 3 is fixedly provided with a motor 4, an output shaft port of the motor 4 is fixedly connected with a driving gear 5, and the driving gear 5 is meshed with a driven gear 6;
the upper surface of the driven gear 6 is fixedly connected with the rotary mounting table 2, and the lower surface of the driven gear is rotatably connected with one end, close to the supporting shaft, of the connecting block through a rotating shaft 7.
The first bird repeller body 1 comprises: the controller is in signal connection with the radar detector and the ultrasonic generation module respectively;
the first bird repeller body further comprises a mounting box, the controller is mounted inside the mounting box, and the radar detector and the ultrasonic wave generation module are respectively mounted on two sides of the mounting box;
the radar is a detector combining microwave receiving and transmitting equipment, and the working principle is based on the Doppler effect. The microwave has a short wavelength of 1mm to 1000mm, and is therefore easily reflected by an object. The microwave signal will generate doppler effect after encountering the reflection of the moving object, i.e. the frequency of the reflected microwave signal and the frequency of the transmitted wave signal will generate a small deviation. It is then assumed that an object intrudes into the armed zone.
When the radar detector detects birds, the controller controls the ultrasonic generation module to emit ultrasonic waves, the frequency range of the ultrasonic waves is out of the hearing range of people, people generally cannot sense the ultrasonic waves, but birds with hearing ability which is 10 times that of the human are very sensitive to sound, and therefore the birds are repelled on the premise that the human is not influenced;
a solar panel is fixedly welded on the outer wall of one side of the support shaft, which is far away from the telegraph pole, through a connecting frame, and the solar panel is connected with a rechargeable battery; the rechargeable battery is arranged in the mounting box and used for supplying power and storing energy for the first bird repeller body and the rotating mechanism.
The peripheral fixedly connected with insulating rubber layer of back shaft owing to drive the bird ware and install on transmission and distribution lines, has certain electric shock risk, through set up insulating rubber layer in the back shaft periphery, insulating rubber layer is fine insulating material, and the staff that prevents that can be fine takes place to electrocute when the installation contact to fine embodiment the security of device.
Bird ware body is driven to second includes connecting rod 11 and aeolian bells 12, and 11 one ends of connecting rod are evenly installed around swivel mount table 2, and the other end is through connecting rope fixed connection aeolian bells 12, through 12 bird modes of driving that have richened bird repellent device of aeolian bells rotation sound production is further, has guaranteed to drive the bird effect.
The top of the mounting box is fixedly connected with a night red light dispersing lamp. During the daytime, the optical cable is kept away from to the radar detection ware, the ultrasonic wave generation module and the aeolian bell that the device accessible set up dispel birds, and when evening, through red light dispelling lamp and aeolian bell night, utilize the colour to drive and the sound is dispelled and is combined together, has reached the effect of the incessant high efficiency of day and night drives the bird, and the device is provided with solar panel and battery to fine assurance the power supply of device.
Example two
The embodiment discloses a using method of an ADSS optical cable bird pecking prevention device;
during the use with the second drive bird ware body and install around the swivel mount table, the second drives bird ware body installation back, with the fixed setting of base on the wire pole, drive first bird ware body fixed mounting on the swivel mount table after that, then start first bird ware body that drives, starter motor simultaneously, the motor drives the driving gear and rotates, the driving gear drives driven gear and rotates, driven gear drives the swivel mount table and rotates, thereby drive first bird ware body and second and drive the rotation that the bird ware carries out the circumferencial direction, make first bird ware body that drives carry out 360 degrees no dead angle work, the second drives the further reinforcing effect of bird ware body sound simultaneously.
According to the working process, the following steps are known: by arranging the rotating structure, the first bird repeller body can be conveniently rotated, so that birds cannot quickly and accurately judge the ultrasonic wave emitting position, and the using effect of the bird repeller is enhanced; meanwhile, the radar detector can detect whether birds fall on the cable in an all-around and dead-angle-free manner. Bird ware body is driven through setting up the second, utilizes sound to drive the bird that falls on the cable, has further richened bird repellent device's drive bird mode.
It will be understood by those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computer device, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by the computing device, or they may be separately fabricated into individual integrated circuit modules, or multiple modules or steps thereof may be fabricated into a single integrated circuit module. The present invention is not limited to any specific combination of hardware and software.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. The utility model provides a bird pecking device is prevented to ADSS optical cable which characterized in that includes: the bird repeller comprises a first bird repeller body, a rotary mounting table, a rotary machine structure, a supporting shaft and a base;
the first bird repeller body is arranged above the rotary mounting platform, the rotary mechanism is arranged below the rotary mounting platform and is connected with the base through a support shaft, and the base is fixedly connected with the telegraph pole;
the first bird ware body that drives includes: a controller, a radar detector and an ultrasonic generating module; the controller respectively with radar detection ware and ultrasonic wave generation module signal connection, when the radar detection ware detected birds, controller control ultrasonic wave generation module sent the ultrasonic wave in order to dispel the birds that get into the ultrasonic wave within range.
2. The ADSS optical cable bird pecking prevention device of claim 1, wherein the base is a U-shaped base, one end of the U-shaped base is provided with a bolt hole, after the screw rod passes through the bolt hole, two ends of the U-shaped base are respectively provided with a bolt, and the base is fixedly arranged on the telegraph pole through the cooperation of the bolts and the screw rod.
3. The ADSS optical cable bird pecking prevention apparatus of claim 1, wherein the rotation mechanism comprises a connection block, a motor, a driving gear and a driven gear;
the bottom of one end of the connecting block is fixedly connected with a supporting shaft, the other end of the connecting block is fixedly provided with a motor, an output shaft port of the motor is fixedly connected with a driving gear, and the driving gear is meshed with a driven gear;
the upper surface of the driven gear is fixedly connected with the rotary mounting table, and the lower surface of the driven gear is rotatably connected with one end, close to the supporting shaft, of the connecting block through a rotating shaft.
4. The ADSS optical cable bird pecking prevention device according to claim 1, wherein the first bird repeller body further comprises a mounting box, the controller is installed inside the mounting box, and the radar detector and the ultrasonic generation module are respectively installed at both sides of the mounting box.
5. The ADSS optical cable bird pecking prevention device of claim 4, wherein a solar panel is welded and fixed to a side of the support shaft away from the utility pole through a connection bracket, and the solar panel is connected to a rechargeable battery.
6. The ADSS optical cable bird pecking prevention device of claim 5, wherein the rechargeable battery is disposed inside the mounting box for supplying power and storing energy to the first bird repeller body and the rotating mechanism.
7. The ADSS optical cable bird pecking prevention apparatus of claim 1, wherein an insulating rubber layer is fixedly attached to a periphery of the support shaft.
8. The ADSS optical cable bird pecking prevention device of claim 4, wherein a night red light dispersing lamp is fixedly connected to the top of the mounting box.
9. The ADSS optical cable bird pecking prevention device of claim 1, further comprising a second bird repeller body, wherein the second bird repeller body comprises a connecting rod and a wind bell, one end of the connecting rod is uniformly installed around the rotary installation table, the other end of the connecting rod is fixedly connected with the wind bell through a connecting rope, and the wind bell rotates to sound, so that the bird repelling mode of the bird repeller device is further enriched.
10. The method of using the ADSS cable bird pecking prevention device according to claim 9, including installing a second bird repeller body around the rotation mounting platform when in use, after the second bird repeller body is installed, fixing the base on the wire pole, then fixedly installing the first bird repeller body on the rotation mounting platform, then starting the first bird repeller body, and starting the motor, the motor drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the rotation mounting platform to rotate, thereby driving the first bird repeller body and the second bird repeller to rotate in the circumferential direction, so that the first bird repeller body performs 360 degrees dead-angle-free operation, and the second bird repeller body makes a sound to further enhance the bird repelling effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210736497.8A CN115119826A (en) | 2022-06-27 | 2022-06-27 | Bird pecking prevention device and method for ADSS optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210736497.8A CN115119826A (en) | 2022-06-27 | 2022-06-27 | Bird pecking prevention device and method for ADSS optical cable |
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| CN115119826A true CN115119826A (en) | 2022-09-30 |
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| CN202210736497.8A Pending CN115119826A (en) | 2022-06-27 | 2022-06-27 | Bird pecking prevention device and method for ADSS optical cable |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206390103U (en) * | 2017-01-18 | 2017-08-11 | 三峡大学 | The Multifunctional bird dispeller of wind light mutual complementing formula |
| CN107549159A (en) * | 2017-08-30 | 2018-01-09 | 国网山东省电力公司昌邑市供电公司 | A kind of electric power tower bar bird-scaring unit |
| CN109566593A (en) * | 2019-01-09 | 2019-04-05 | 国网河南省电力公司三门峡市陕州供电公司 | A kind of apparatus for scaring bird |
| CN213153653U (en) * | 2021-02-25 | 2021-05-11 | 交通运输部北海航海保障中心烟台航标处 | Novel bird is driven in integration device |
| CN216164767U (en) * | 2021-09-28 | 2022-04-05 | 成都市彼得控鸟科技有限公司 | Airport sound wave bird repeller |
-
2022
- 2022-06-27 CN CN202210736497.8A patent/CN115119826A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206390103U (en) * | 2017-01-18 | 2017-08-11 | 三峡大学 | The Multifunctional bird dispeller of wind light mutual complementing formula |
| CN107549159A (en) * | 2017-08-30 | 2018-01-09 | 国网山东省电力公司昌邑市供电公司 | A kind of electric power tower bar bird-scaring unit |
| CN109566593A (en) * | 2019-01-09 | 2019-04-05 | 国网河南省电力公司三门峡市陕州供电公司 | A kind of apparatus for scaring bird |
| CN213153653U (en) * | 2021-02-25 | 2021-05-11 | 交通运输部北海航海保障中心烟台航标处 | Novel bird is driven in integration device |
| CN216164767U (en) * | 2021-09-28 | 2022-04-05 | 成都市彼得控鸟科技有限公司 | Airport sound wave bird repeller |
Non-Patent Citations (1)
| Title |
|---|
| 天津市河东区缘诚小学: "科技航天", vol. 1, 天津科学技术出版社, pages: 304 * |
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Application publication date: 20220930 |