CN107279129B - Snake expelling device - Google Patents
Snake expelling device Download PDFInfo
- Publication number
- CN107279129B CN107279129B CN201710415926.0A CN201710415926A CN107279129B CN 107279129 B CN107279129 B CN 107279129B CN 201710415926 A CN201710415926 A CN 201710415926A CN 107279129 B CN107279129 B CN 107279129B
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- China
- Prior art keywords
- snake
- wire mesh
- rain cover
- buckle
- rain
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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
- A01M29/24—Scaring or repelling devices, e.g. bird-scaring apparatus using electric or magnetic effects, e.g. electric shocks, magnetic fields or microwaves
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
A snake expelling device. The snake expelling device for the transformer substation has obvious snake expelling effect and does not cause damage to snakes. The device comprises a power supply, a time control switch and a pulse generating device which are sequentially connected, wherein the pulse generating device is positioned in a rain cover with two open ends, and the pulse generating device is connected between the time control switch and the pulse generating device; the pulse generating device comprises two parallel metal wire meshes I and two metal wire meshes II, a diode I is arranged between the power supply and the metal wire meshes I, a diode II is arranged between the power supply and the metal wire meshes II, and the directions of the diode I and the diode II are opposite; the first wire mesh and the second wire mesh are respectively perpendicular to the axis of the rain cover. The pulse generator is set in the cable ditch, when the snake drills into the rain-proof cover, two metal sheets are touched to serve as conductors, the pulse circuit is connected, current is generated, the current is generated to the snake to strike, and the snake is forced to leave.
Description
Technical Field
The invention relates to the field of power systems, in particular to a snake expelling device for a transformer substation.
Background
The high-voltage switch room is an important component of a transformer substation, and the high-voltage switch cabinet in the switch room is key equipment for guaranteeing the operation of a power grid, is used for on-off, control or protection in power generation, power transmission, power distribution, computer conversion and consumption of a power system, and has the functions of overhead incoming and outgoing lines, cable incoming and outgoing lines, bus connection and the like. However, when small animals such as snakes cause accidents of high-voltage room equipment, the biggest damage of snakes to the electrical equipment is that the snakes cause short circuit of the high-voltage electrical equipment, so that equipment damage or power failure accidents are caused, and the loss is huge.
In order to prevent the snakes from causing electric accidents, the snakes are stopped from entering the high-pressure chamber. As is well known, small animals such as snakes are most favored to live in cool and humid places, in a transformer substation, cable trenches and sewer are main cloaks of snakes, the transformer substation is generally provided with a fence wall with a height of about 2m as a barrier, and the snakes enter the transformer substation to be led into the sewer or to the cable trenches outside the transformer substation or to be led into holes at the edges of the fence wall. The transformer substation is unattended, and the doors and windows of the high-voltage switch room are always closed, so that if the snakes in the entering station want to enter the high-voltage switch room, the snakes basically only pass through the cable pit, and the shade and moist environment of the cable pit is the condition of the snakes.
All the current snake repelling methods mainly comprise the following steps: (1) The principle that the snake is afraid of medicines such as realgar is utilized, the medicines such as realgar are placed in a snake expelling device to realize the effect of expelling the snake, the snake expelling method has low price, is easy to manufacture, and is not environment-friendly when the medicines such as realgar volatilize to be toxic; (2) The alternating current design circuit is used, and the power grid is arranged for driving the snakes, so that the method is simple in design and obvious in effect, but can cause damage to the snakes, is unfavorable for protecting animals, and can injure people accidentally.
Disclosure of Invention
Aiming at the problems, the invention provides the snake-expelling device for the transformer substation, which has obvious snake-expelling effect and does not cause damage to snakes.
The technical scheme of the invention is as follows: the device comprises a power supply, a time control switch and a pulse generating device which are sequentially connected, wherein the pulse generating device is positioned in a rain cover with two open ends, and the pulse generating device is connected between the time control switch and the pulse generating device;
the pulse generating device comprises two parallel metal wire meshes I and two metal wire meshes II, a diode I is arranged between the power supply and the metal wire meshes I, a diode II is arranged between the power supply and the metal wire meshes II, and the directions of the diode I and the diode II are opposite;
the first wire mesh and the second wire mesh are respectively perpendicular to the axis of the rain cover.
The pulse power supply is controlled by a 555 timer.
The rain cover is characterized by further comprising a controller, an air bag connected with the controller and the controller, and a water immersion sensor, wherein the air bag is positioned on the outer wall of the bottom of the rain cover, and the water immersion sensor is positioned at the bottom of the outlet end of the rain cover and at the 1/2 wall thickness of the rain cover.
The two air bags are arranged in parallel in the axis direction of the rain cover, and the two air bags are sequentially deflated when the rain cover is deflated.
The two sides of the first metal wire mesh are respectively provided with a first buckle, the two sides of the second metal wire mesh are respectively provided with a second buckle, the diameters of the two ends of the first buckle and the second buckle are larger than the diameter of the middle part, the inner wall of the rain-proof cover is provided with two clamping grooves I which are inclined to the axis of the rain-proof cover and used for accommodating the first buckle and two clamping grooves II which are used for accommodating the second buckle, the groove walls of the clamping grooves I and the clamping grooves II are respectively provided with an opening I and an opening II, and the diameters of the opening I and the opening II are equal to the diameters of the middle parts of the first buckle and the second buckle;
the upper ends of the first wire mesh and the second wire mesh are respectively hinged on a connecting rod, and the connecting rods can move back and forth in the rain cover through a driving device.
The connecting rod is a hard rod, the driving device comprises a sliding rail arranged on the inner wall of the rain-proof cover and a sliding block matched with the sliding rail, the hard rod is connected to the sliding block, and the sliding block is driven by a motor.
The connecting rod is the elastic rack, drive arrangement is including establishing the recess that holds the elastic rack on rain-proof cover lateral wall and with the gear of elastic rack adaptation, the elastic rack is kept away from wire mesh one and wire mesh two's one end is folding, and folding partial tooth adaptation is in the same place, the degree of depth of recess equals the thickness after the elastic rack is folding, recess open-ended width is less than the width of elastic rack, the gear passes through motor two drive.
The beneficial effects of the invention are as follows: the cable pit is internally provided with a discharge pulse generating device, when the snake drills into the rain-proof cover, two metal sheets are touched to serve as conductors, a pulse circuit is communicated, current is generated, the current is generated to strike the snake, and the snake is forced to leave; the water immersion sensor and the air bag are arranged on the rain cover, when water is detected, the air bag is opened, so that the position of the rain cover rises, the rain cover is prevented from being soaked in the water, adverse effects on the pulse generating device are avoided, the air is sequentially discharged when the rain cover is discharged, and the water in the rain cover can be poured out; the wire mesh can radially rotate through the driving device, so that the position of the wire mesh can be lifted, and the wire mesh is prevented from being collided with water. The invention has exquisite structure, can generate high-pressure low-current to hit the snake for a short time when the snake enters, forces the snake to leave, has obvious snake-expelling effect and can not hurt the snake.
Drawings
Figure 1 is a schematic view of the structure of the present invention,
figure 2 is a left side view of figure 1,
figure 3 is a cross-sectional view taken along line B-B of figure 1,
figure 4 is a cross-sectional view A-A of the first embodiment of figure 1,
figure 5 is an enlarged view at C of figure 4,
figure 6 is a cross-sectional view A-A of the second embodiment of figure 1,
figure 7 is a schematic view of the connection of the flexible rack and pinion of figure 5,
FIG. 8 is a schematic diagram of a pulse generation circuit in accordance with the present invention;
in the figure, 1 is a rain cover, 11 is an opening I, 12 is an opening II, 13 is a groove, 21 is a wire mesh I, 211 is a buckle I, 22 is a wire mesh II, 221 is a buckle II, 23 is a hard rod, 24 is a sliding block, 25 is an elastic adhesive tape, 26 is a gear, 3 is an air bag, and 4 is a water immersion sensor.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-8, the invention comprises a power supply, a time control switch and a pulse generating device which are sequentially connected, wherein the pulse generating device is positioned in a rain cover 1 with two open ends, and the pulse generating device is connected between the time control switch and the pulse generating device; the time control switch can set the power supply time of the power supply according to the habit of the snake, for example, the power supply is set to be electrified once in a few seconds in 5-10 months, and the power supply time is set to be one week in winter.
The pulse generating device comprises two parallel metal wire meshes I21 and two metal wire meshes II 22, a diode I is arranged between the power supply and the metal wire meshes I21, a diode II is arranged between the power supply and the metal wire meshes II 22, and the directions of the diode I and the diode II are opposite, so that the direction of output current is fixed on one hand, and the number of times of current output is reduced on the other hand, thereby reducing damage to snakes.
The first wire mesh 21 and the second wire mesh 22 are respectively perpendicular to the axis of the rain cover, and based on the habit that snakes like to drill holes, the snakes enter the cable trench to be basically drilled in the net rain cover 1, and when the cable trench is contacted with the two wire meshes at the same time, a pulse generating circuit is conducted. Thereby creating a high voltage and low current that strikes the snake forcing it away.
The pulse power supply is controlled by a 555 timer.
The invention further comprises a controller, an air bag 3 connected with the controller and a water immersion sensor 4, wherein the air bag 3 is positioned on the outer wall of the bottom of the rain cover 1, and the water immersion sensor 4 is positioned at the bottom of the outlet end of the rain cover 1 and at the 1/2 wall thickness of the rain cover 1. The water immersion sensor is a contact sensor and is used for detecting whether water exists or not, when water exists, a signal is transmitted to the controller, and the controller controls the air charging device of the air bag 3 to charge air, so that the rain cover is lifted, and short circuit caused by water inflow inside the rain cover is avoided; after the water is removed, the controller controls the air bag 3 to deflate.
The two air bags are arranged in parallel in the axial direction of the rain cover 1, and are sequentially deflated when the rain cover 1 is deflated, so that the rain cover 1 can be tilted by sequentially deflating, water in the rain cover 1 is poured out and drained, and the drying in the rain cover 1 is ensured.
The two sides of the first wire mesh 21 are respectively provided with a first buckle 211, the two sides of the second wire mesh 22 are respectively provided with a second buckle 221, the diameters of the two ends of the first buckle 211 and the second buckle 221 are larger than the diameter of the middle part, namely the first buckle 211 and the second buckle 221 are clamped on the inner wall of the rain cover 1, the inner wall of the rain cover 1 is provided with two clamping grooves I which are inclined to the axis of the rain cover and are used for accommodating the first buckle 211 and two clamping grooves II which are used for accommodating the second buckle 221, the groove walls of the clamping grooves I and II are respectively provided with an opening 11 and an opening 12, and the diameters of the opening 11 and the opening 12 are equal to the diameters of the middle parts of the first buckle 211 and the second buckle 221;
the upper ends of the first wire mesh 21 and the second wire mesh 22 are respectively hinged on a connecting rod, and the connecting rods can move back and forth in the rain cover through a driving device.
As a first embodiment of the present invention, as shown in fig. 4, the connecting rod is a hard rod 23, the driving device includes a sliding rail provided on the inner wall of the rain cover 1 and a sliding block 24 fitted on the sliding rail, the hard rod 23 is connected to the sliding block 24, and the sliding block 24 is driven by a motor. When the motor drives the sliding block 24 and the hard rod 23 to move in a direction away from the metal wire, the hard rod 23 drives the metal wire mesh to incline in the direction, and then drives the metal wire mesh I21 and the metal wire mesh II 22 to slide in the clamping groove I and the clamping groove II respectively, so that the metal wire mesh is inclined and lifted, and water collision is avoided.
As a second embodiment of the present invention, as shown in fig. 5 to 6, the connecting rod is an elastic rack 25, the elastic rack 25 is made of a hard elastic material, the driving device includes a groove 13 provided on a sidewall of the rain cover 1 and accommodating the elastic rack 25, and a gear 26 matching with the elastic rack 25, the elastic rack 25 is folded away from one end of the first wire mesh 21 and one end of the second wire mesh 22, teeth of the folded portion are matched, a depth of the groove 13 is equal to a thickness of the folded elastic rack 25, an opening width of the groove 13 is smaller than a width of the elastic rack 25, and the gear 26 is driven by the second motor. The motor II drives the gear 26 to rotate anticlockwise (based on the direction in fig. 6), and the elastic rack 25 is driven by the gear 26 to fold more, so that one end of the elastic rack 25, which is in contact with the wire mesh, drives the wire mesh I21 and the wire mesh II 22 to move towards the direction of the gear, and then drives the wire mesh I and the wire mesh II to slide in the clamping groove I and the clamping groove II respectively, so that the wire mesh is inclined and lifted, and water collision is avoided.
The first motor and the second motor are connected with the controller.
The working principle of the invention is as follows: when the snake is drilled into the rain-proof cover, the snake is contacted with two metal wires, the circuit is communicated to generate low pulse current, the snake is hit to force the snake to leave, the pulse current is small, the pulse generator is pulse type, only the frightening effect is achieved on the snake, the snake is not damaged, and the animal protection belief is met; because the pulse circuit can be in short circuit to cause failure when meeting water, the maintenance and installation cost is increased, so that the waterproof measure is adopted: firstly, an air bag is arranged below a rain cover, a water immersion sensor is arranged at a port of the rain cover, when the water immersion sensor detects that water exists, a controller controls the air bag to inflate, so that the rain cover is lifted, the air bag is prevented from being deflated by adopting two air bags to deflate sequentially, water which inevitably enters the rain cover is controlled out, drying in the rain cover is ensured, and in addition, a wire mesh is tilted by a driving device, the bottom of the wire mesh is lifted, and the contact between the wire mesh and water is further avoided.
Claims (4)
1. The snake expelling device is characterized by comprising a power supply, a time control switch and a pulse generating device which are sequentially connected, wherein the pulse generating device is positioned in a rain cover with two open ends, and the pulse generating device is connected between the time control switch and the pulse generating device; the time control switch sets the power supply time of the power supply according to the habit of the snake;
the pulse generating device comprises two parallel metal wire meshes I and two metal wire meshes II, a diode I is arranged between the power supply and the metal wire meshes I, a diode II is arranged between the power supply and the metal wire meshes II, and the directions of the diode I and the diode II are opposite;
the first wire mesh and the second wire mesh are respectively perpendicular to the axis of the rain cover;
the rain cover also comprises a controller, an air bag connected with the controller and a water immersion sensor, wherein the air bag is positioned on the outer wall of the bottom of the rain cover, and the water immersion sensor is positioned at the bottom of the outlet end of the rain cover and at the 1/2 wall thickness of the rain cover;
the two air bags are arranged in parallel in the axis direction of the rain cover, and are sequentially deflated when the rain cover is deflated;
the two sides of the first metal wire mesh are respectively provided with a first buckle, the two sides of the second metal wire mesh are respectively provided with a second buckle, the diameters of the two ends of the first buckle and the second buckle are larger than the diameter of the middle part, the inner wall of the rain-proof cover is provided with two clamping grooves I which are inclined to the axis of the rain-proof cover and used for accommodating the first buckle and two clamping grooves II which are used for accommodating the second buckle, the groove walls of the clamping grooves I and the clamping grooves II are respectively provided with an opening I and an opening II, and the diameters of the opening I and the opening II are equal to the diameters of the middle parts of the first buckle and the second buckle;
the upper ends of the first wire mesh and the second wire mesh are respectively hinged on a connecting rod, and the connecting rods can move back and forth in the rain cover through a driving device.
2. A snake repellent according to claim 1, wherein the power supply is controlled by a 555 timer.
3. The snake repellent according to claim 1, wherein the connecting rod is a hard rod, the driving device comprises a sliding rail provided on the inner wall of the rain-proof cover and a sliding block adapted to the sliding rail, the hard rod is connected to the sliding block, and the sliding block is driven by a motor.
4. The snake expelling device according to claim 1, wherein the connecting rod is an elastic rack, the driving device comprises a groove which is arranged on the side wall of the rain-proof cover and used for accommodating the elastic rack, and a gear which is matched with the elastic rack, the elastic rack is folded away from one end of the first wire mesh and one end of the second wire mesh, teeth of the folding part are matched together, the depth of the groove is equal to the thickness of the folded elastic rack, the width of an opening of the groove is smaller than the width of the elastic rack, and the gear is driven by the second motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710415926.0A CN107279129B (en) | 2017-06-06 | 2017-06-06 | Snake expelling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710415926.0A CN107279129B (en) | 2017-06-06 | 2017-06-06 | Snake expelling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107279129A CN107279129A (en) | 2017-10-24 |
| CN107279129B true CN107279129B (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710415926.0A Active CN107279129B (en) | 2017-06-06 | 2017-06-06 | Snake expelling device |
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| CN (1) | CN107279129B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111264513B (en) * | 2020-02-10 | 2021-12-24 | 上海融德机电工程设备有限公司 | Power transmission anti-creeping device for deep ocean operation |
| CN113303321B (en) * | 2021-05-20 | 2023-05-30 | 中广核新能源(宣城)有限公司 | Circuit snake preventing device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001309532A (en) * | 2000-04-18 | 2001-11-02 | Aiyou Sangyo:Kk | Means for preventing climb of snake |
| JP3088514U (en) * | 2002-03-12 | 2002-09-20 | 大淀化工株式会社 | Bird and beast harm prevention device |
| CN104509386A (en) * | 2013-09-28 | 2015-04-15 | 陕西山泽农业科技有限公司 | Gardening trimmer with snake repelling device |
| CN203492653U (en) * | 2013-09-30 | 2014-03-26 | 国家电网公司 | Electric shock type snake-climbing preventing belt |
| CN105309416A (en) * | 2015-11-13 | 2016-02-10 | 潘光溪 | Solar energy snake repeller |
| CN205695259U (en) * | 2016-04-08 | 2016-11-23 | 东莞市铭德金属制品有限公司 | Outdoor durable type anti-snake device |
| CN106297146A (en) * | 2016-10-31 | 2017-01-04 | 国网山东省电力公司济南市长清区供电公司 | Transforming plant protecting system |
| CN206923565U (en) * | 2017-06-06 | 2018-01-26 | 国网江苏省电力公司高邮市供电公司 | Drive snake device |
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2017
- 2017-06-06 CN CN201710415926.0A patent/CN107279129B/en active Active
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| CN107279129A (en) | 2017-10-24 |
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| PB01 | Publication | ||
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Address after: 225600 Tong Hu Road, Gaoyou City, Yangzhou, Jiangsu Province, No. 699 Applicant after: STATE GRID JIANGSU ELECTRIC POWER CO. LTD. GAOYOU POWER SUPPLY Co. Applicant after: YANGZHOU POWER SUPPLY BRANCH OF STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. Applicant after: STATE GRID CORPORATION OF CHINA Address before: 225600 Tong Hu Road, Gaoyou City, Yangzhou, Jiangsu Province, No. 699 Applicant before: GAOYOU POWER SUPPLY COMPANY OF STATE GRID JIANGSU ELECTRIC POWER CO. Applicant before: YANGZHOU POWER SUPPLY COMPANY, STATE GRID JIANGSU ELECTRIC POWER Co. Applicant before: State Grid Corporation of China |
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