CN210987796U - Fishing interference unit for power transmission network - Google Patents

Abstract

The utility model belongs to the technical field of power transmission network warning equipment, a power transmission network fishing interference unit is related to. The device comprises an infrared detection assembly and an interference assembly, wherein an infrared sensor is fixedly connected onto a power transmission network tower pole or a power transmission line joint structure through a detection cylinder, and the detection cylinder sequentially comprises a wiring sleeve, an isolation sleeve, an upper fixing nut, an adjusting sleeve, a lower fixing nut and a light-transmitting shield from top to bottom; the interference component comprises a solar daylighting panel arranged on the water surface, a floating body arranged below the solar daylighting panel, a counterweight body arranged at the water bottom, a vibration box arranged above the counterweight body, and a spiral coil arranged between the vibration box and the solar daylighting panel; the utility model discloses a transmission network fishing interference unit simple structure, convenient to use can realize sound interference and the dual interference mode of water wave vibration complex, has improved the effect of disturbing fish feed, and the structure that sets up under water has avoided artificial destruction, long service life, and interference effect is good.

Description

Fishing interference unit for power transmission network

Technical Field

The utility model belongs to the technical field of power transmission network warning equipment, especially, relate to a power transmission network fishing interference unit.

Background

The river and the river are densely distributed in the region of Jiangsu, a plurality of lakes and rivers are formed, a large number of power transmission line networks extending across the water area or along the bank of lake-moored rivers inevitably appear in the construction process of the power transmission network, and a plurality of potential safety hazards are generated, most importantly, the power transmission line is subjected to off-line fishing activities, a plurality of fishing enthusiasts occur because fishing equipment touches the power transmission line in the off-line fishing process to cause electric shock, the positions of the hanging lines and fishing rods cannot be accurately captured by naked eyes, water can be contaminated into conductors in the fishing process, once the power transmission line is contacted, the electric shock can be caused, the existing fishing electric shock prevention means still mainly comprises the steps of installing warning boards, issuing warning propaganda orders and field dissuading resistance, but the effect is poor, and the line drop fishing phenomenon is forbidden,

some innovative prevention means still aim at enhancing the warning effect and cannot fundamentally solve the off-line fishing behavior of fishing enthusiasts. According to the fishing electric shock accident under the line which happens in the past, fishing enthusiasts can choose to ignore nearby warning boards, finally accidents happen, particularly, part of the acousto-optic warning devices can be even maliciously damaged by the fishing enthusiasts, and therefore the warning effect cannot be achieved, and economic loss can be brought.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, it is effectual, through disturbing fish feed, and then influence fishing under the transmission line and experience, finally stop the emergence of fishing phenomenon under the line, avoid fishing the person to look at and warn or destroy economic loss and the risk of electrocution that the warning brought even.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

The utility model discloses a transmission network fishing interference unit, including locating the structural infrared detection subassembly of transmission network and locating the interference subassembly in near transmission network waters, be equipped with infrared sensor and wireless transceiver in the infrared detection subassembly, be equipped with piezoelectricity vocal ware and wireless transceiver in the interference subassembly.

The infrared sensor is fixedly connected with a power transmission network tower pole or a power transmission line joint structure through a detection cylinder, and the detection cylinder sequentially comprises a wiring sleeve 1, an isolation sleeve 2, an upper fixing nut 3, an adjusting sleeve 4, a lower fixing nut 5 and a light-transmitting shield 6 from top to bottom; the lower end of the wiring sleeve 1 is provided with a rotating head 1a similar to a nut, the inner wall of the rotating head is provided with a connecting port communicated with the sleeve, and the inner wall of the connecting port is provided with internal threads 1 b; the isolation sleeve 2 is of a pipe structure, a threaded connecting part 2a is arranged at the upper end of the isolation sleeve 2, an upper external thread matched with the internal thread 1b is arranged on the threaded connecting part 2a, the middle part of the isolation sleeve 2 extends outwards to form an annular positioning part 2b, and a cylindrical shielding layer is sleeved in the isolation sleeve 2; the lower end of the isolation sleeve 2 is an external thread section, and the upper fixing nut 3 is sleeved on the external thread section; the adjusting sleeve 4 is sleeved at the lower end of the isolating sleeve 2, and the light-transmitting shield 6 is embedded at the lower end of the adjusting sleeve 4; a threaded connection surface is arranged between the lower end opening of the isolation sleeve 2 and the contact surface of the adjusting sleeve 4; the photosensitive element of the infrared sensor is arranged in the light-transmitting shield 6;

the interference component comprises a solar daylighting panel 10 arranged on the water surface, a floating body 20 arranged below the solar daylighting panel 10, a counterweight body 30 arranged at the water bottom, a vibration box 40 arranged above the counterweight body 30, and a spiral coil 50 arranged between the vibration box 40 and the solar daylighting panel 10; the piezoelectric sounder is arranged in the vibration box 40, the solar daylighting panel 10 is electrically connected to the piezoelectric sounder, the spiral coil 50 is formed by a hollow insulating elastic hose, an electric wire for connecting the solar daylighting panel and the piezoelectric sounder is arranged in the spiral coil 50, and a spiral winding section is arranged in the middle of the spiral coil 50;

the vibrating box 40 comprises two mounting discs 40a with cavities, the two mounting discs 40a are arranged in an up-down position opposite to each other, a vibrating channel 40b is formed in the middle of the mounting discs 40a, openings 40c are formed in opposite surfaces of the two mounting discs 40a, metal sheets in the piezoelectric sound generator are fixed at the positions of the openings 40c, and the two metal sheets are arranged oppositely.

The further improvement and optimization of the fishing interference device for the power transmission network further comprises a tower pole connecting hoop 7 used for fixing the infrared detection assembly, wherein a gap 7a is formed in one side of the connecting hoop 7, and the gap is connected through a bolt group 7 b; the other side of the connecting hoop 7 is provided with a Y-shaped fixed arm 7c, and the annular positioning part 2b is clamped between two arms of the Y-shaped fixed arm 7 c.

The further improvement and optimization of the fishing transmission network interference device also comprises a shielding piece 7d, wherein the shielding piece 7d is rotatably arranged on the periphery of the transparent shield 6, and infrared rays in the direction are isolated by rotating the shielding piece 7d to the back side.

The further improvement and optimization of the aforementioned fishing interference device for power transmission network further comprises that the shielding piece 7d is a part of the spherical shell, the light-transmitting shield 6 is located at the spherical center of the spherical shell, the upper end of the shielding piece 7d is provided with a threaded hole, the lower end of the adjusting sleeve 4 is provided with an external thread, and the shielding piece 7d is sleeved at the lower end of the adjusting sleeve 4.

The power transmission network fishing interference device further comprises a power transmission line joint structure, a spacing rod and a connecting or fixing structure, wherein the power transmission line joint structure comprises a power transmission line, and the spacing rod and the connecting or fixing structure are arranged on the power transmission line.

A further refinement and optimization of the aforementioned fishing disturber for grid transmission further comprises that the spiral coil 50 is made of an insulated elastic hose, inside which is arranged an electric wire for electrically connecting the solar daylighting panel 10 to the piezoelectric sound generator and the wireless transceiver.

The further improvement and optimization of the power grid fishing interference device further comprises that the infrared sensor is a pyroelectric infrared sensor, specifically P228, or L Hl958, or L HI954, RE200B, or KDS209, or PIS209, or L HI878, or PD632, and the transceiver is an nRF4, nRF24, L T8920 and F05R series wireless transceiver module.

The beneficial effects are that:

the utility model discloses a power transmission network fishing interference unit simple structure, convenient to use, its interference subassembly set up subaquely, can effectively improve interference effect, and the dual interference mode of sound interference and water wave vibration complex can be realized to the vibration box structure of its special system, has improved the effect of disturbing fish feed, and the structure that sets up under water has avoided artificial destruction, long service life, and interference effect is good.

Drawings

Fig. 1 is a schematic structural diagram of an infrared detection assembly in a fishing jammer in a power transmission network;

fig. 2 is a schematic structural view (including a cross-section) of a disturbance assembly in a phishing grid disturber;

FIG. 3 is a schematic diagram of the internal circuitry of the infrared sensor;

fig. 4 is an assembly view of the structure of an infrared detection module in the fishing jammer for power transmission network;

fig. 5 is a schematic view of the installation of the infrared detection assembly of the phishing grid disturber.

Detailed Description

The present invention will be described in detail with reference to the following specific examples.

The invention mainly relates to a fishing interference device for a power transmission network, which is mainly installed in regions including lakes, rivers, water channels and the like of water areas along the power transmission network to prevent fishermen from fishing or catching fishes in the water areas near the power transmission network and avoid electric shock accidents of fishing under the line which happens in the past year.

In fishery application, it is proved that the sound tropism of fish, the sound or similar sound of fish such as bait, swimming sound and ingestion sound of the same kind, and heterosexual doll sound are positive sound tropism, the sound or similar sound of fish such as negative injury sound and escape sound of the same kind, ingestion sound and swimming sound of enemy, abnormal sound of fishing boat, fishing gear and other noises are negative sound tropism, the frequency range which can be sensed by general fish is about 16-13000 Hz, the range is wide, on the other hand, the sound wave is elastic wave, the sound wave has the propagation speed of 1500m/s in water which is about 45 times of that in air, and has the characteristics of attenuation reduction and long propagation distance compared with light and electricity, and the propagation process is hardly influenced by depth, temperature, turbidity, illuminance and climate, the technology of using sound to drive, guide or domesticate fish in fishery is not fresh, and the utility model uses the above principle, whether there is human activity near the waters of monitoring being close to the transmission network voluntarily, through interfering the device and driving fish or interfering with fish feeding activity under water when detecting that there is human activity, influence fishing fan's fishing and experience to solve this difficult problem of fishing electric shock under the transmission line at the root.

Based on the aforesaid basic purpose, the utility model discloses a transmission grid fishing interference unit the utility model discloses an including locating the infrared detection subassembly on the transmission grid structure and locating the interference subassembly in near transmission grid waters, as shown in fig. 1, fig. 2, wherein, be equipped with infrared sensor and wireless transceiver in the infrared detection subassembly, infrared sensor here refers to pyroelectric infrared sensor, pyroelectric infrared sensor's internal circuit is shown in fig. 3, common model includes P228, L Hl958, L HI954, RE200B, KDS209, PIS209, L HI878, PD632 etc., its measuring range is 5 ~ 20m, operating temperature is-10 ℃ -40 ℃, the detection angle ≈ 100 ~ 150, can also utilize optical element extension detection distance and scope such as lens when necessary, through a plurality of infrared detection subassemblies and interference subassembly of reasonable configuration, can realize fishing interference operation on a large scale, be equipped with piezoelectric sound generator and wireless transceiver in the interference subassembly, piezoelectric sound production based on piezoelectric ceramic is based on piezoelectric speaker, general operating voltage is 1.6V ~ 12V and increases along with the sound intensity, increase in the submarine interference unit, and the underwater interference sound hook is set up along with the submarine effective, and the submarine interference mode is favorable to the submarine, the effective sound of the bottom of the utility model, the submarine.

In fishing in the past disturbs or the use of warning device, some fishing person still can destroy warning or interference device by purpose, the utility model provides an infrared sensor passes through a detection section of thick bamboo and connects to be fixed on transmission network tower pole or power transmission line joint structure, on the one hand, infrared sensor need last or last the operation at daytime at least, need stable electric energy supply, the setting can directly use devices such as traditional battery or mutual-inductor directly to obtain the electric energy from the electric wire netting at the structural transmission line of transmission line, on the other hand, the electric wire netting structure generally is provided with and prevents protection architecture such as climbing, and then avoids infrared detection subassembly to be destroyed.

As shown in fig. 1, the detection cylinder comprises from top to bottom: a terminal bushing 1 for connection to an external power source; an isolation sleeve 2 for protecting the sensor and the internal circuit of the wireless transceiver and preventing electromagnetic interference; an upper fixing nut 3 for connecting and fixing the detection cylinder; an adjustment sleeve 4 which can slide and rotate in the spacer sleeve to facilitate appropriate adjustment of the viewing angle range or orientation at the time of installation; a lower fixing nut 5 for fixing the detection head, a light-transmitting shield 6 for protecting the detection head and the photosensitive element of the infrared sensor;

as shown in fig. 1 and 4, a wiring sleeve 1 is an insulating hose, electric wires connected to various components and power supplies are arranged inside a pipe body 1c of the sleeve, a rotating head 1a similar to a nut is arranged at the lower end of the wiring sleeve 1, the rotating head 1a is generally designed into a hexagonal or multi-stripe shape so as to be convenient to rotate by using two fingers, and is quickly connected with or separated from an isolation sleeve when being convenient to overhaul and use, a connecting port communicated with the wiring sleeve is arranged on the inner wall of the rotating head 1a, and an internal thread 1b is arranged on the inner wall of the connecting port;

the isolation sleeve 2 is a pipe structure, namely, the two ends of the isolation sleeve are internally hollow, meanwhile, the hollow part of the isolation sleeve 2 is sleeved with a cylindrical shielding layer, the shielding layer 3 is generally made of metal materials or formed after conductive paint is sprayed on the inner wall of the shielding layer, and the main purpose of the shielding layer is to prevent the processing circuits of the sensor and the wireless transceiver from being subjected to strong electromagnetic interference of a power transmission network.

The upper end of the isolation sleeve 2 is provided with a threaded connecting part 2a, and the threaded connecting part 2a is provided with an upper external thread 2e matched with the internal thread 1 b; when the device is used, the detection head faces downwards, the middle part of the isolation sleeve 2 extends outwards to form an annular positioning part 2b for convenient installation and positioning, and when the device is installed, the positioning part 2b is clamped on a positioning hole or a positioning groove and other structures for positioning and fixing; the lower end of the isolation sleeve 2 is an external thread section, the upper fixing nut 3 is sleeved on the external thread section, and after the upper fixing nut is rotated, the upper fixing nut is clamped on a power transmission network structure such as a hole groove on a business bill up and down through the positioning part 2b and the upper fixing nut 3 and is connected and fixed on the business bill;

the adjusting sleeve 4 is sleeved at the lower end of the isolating sleeve 2, in the embodiment, the adjusting sleeve 4 is of a revolving body structure, annular convex parts are arranged at the upper end and the middle part of the adjusting sleeve 4, the outer surface of the adjusting sleeve is in a dry character shape, a through hole is arranged in the middle of the adjusting sleeve, the upper end of the movable sleeve 4 extends into the isolating sleeve and is buckled at an opening at the lower end of the isolating sleeve 2 through the convex part at the upper end, the distance between the two convex parts is the adjustable range of the adjusting sleeve 4, and in order to realize adjustment and positioning, a threaded connecting surface is arranged between the opening at; the photosensitive element of the infrared sensor is arranged in the light-transmitting shield 6; after the adjusting sleeve is set, the positioning and fixing are carried out by using the bottommost lower fixing nut 5.

As shown in fig. 2, the solar energy plane skylight 10 of interference subassembly including locating the surface of water, the utility model discloses in only need to take place and vibrate through the piezoelectricity sounder or the called piezoelectricity buzzer, starting voltage is lower, consequently, can adopt the solar energy plane skylight, combine the battery to provide the required electric energy of buzzer when necessary, in the use, the solar energy plane skylight can float better or be higher than on the surface of water, in order to obtain illumination better, consequently, the body 20 that is provided with in solar energy plane skylight 10 below, body 20 generally supports by the light material of foam or other many vacuoles, in the embodiment of preferred, solar energy plane skylight and body are designed into the appearance and the colour that have the surface of water plant, for example lotus leaf, gorgon fruit, bowl lotus, water caltrop etc. in order to improve hidden effect, prevent destroying. In order to be convenient for fixed, prevent simultaneously that rivers and aquatic organism's influence from leading to disturbing the subassembly by the removal, the utility model discloses in still including locating submarine counter weight body 30, the counter weight body generally forms for having the high density material preparation, for example metal or cement etc. its outside still is provided with rust-resistant or anticorrosive protective layer simultaneously, for example electroplate metal level or macromolecular material layer etc. for inspection and recovery, it is generally designed for ball or taper shape to prevent to hang and lead to unable the recovery on submarine structure or plant.

Wherein, the piezoelectric sounder for sounding and vibrating is arranged in the vibration box 40 above the counterweight body 30, the counterweight body 30 is provided with a connecting wire or a connecting arm so as to be connected with the vibration box 40, and the better mode adopts a hinged mode, so that the vibration box can vibrate freely, and the deflection of the vibration box caused by the uneven gravity center of the counterweight body is also prevented.

The vibration box 40 comprises two mounting discs 40a with cavities, the piezoelectric sounder is mounted in the mounting discs, the two mounting discs 40a are arranged in an up-down position in an opposite mode, a vibration channel 40b is formed in the middle of the mounting discs 40a, openings 40c are formed in opposite surfaces of the two mounting discs 40a, metal sheets in the piezoelectric sounder are fixed at the positions of the openings 40c, and the two metal sheets are arranged in an opposite mode. Two openings 40c that just face form the passageway and the starting point that take place and vibrate, and two openings are relative sets up, utilize the vibration of foil in the piezoelectric sound generator, when the sound production is disturbed, arouse simultaneously that flow through shake passageway 40b rivers synchronous vibration and propagate at the bottom, form the dual interference of sound wave vibrations and water wave vibration, simulate the interference source when producing the interference noise, let fish in the waters produce the illusion that natural enemy or dangerous object are located in the water, further improve interference effect.

Meanwhile, in order to transmit the electric energy acquired by the solar daylighting panel to the piezoelectric sounder and the wireless transceiver, the utility model also comprises a spiral coil 50 arranged between the vibration box 40 and the solar daylighting panel 10; the spiral coil 50 is made of an insulating elastic hose, and a wire for electrically connecting the solar daylighting panel 10 to the piezoelectric sounder and the wireless transceiver is arranged in the spiral coil; in consideration of the situation that the water depth changes periodically due to the change of the water volume in the lake and the river caused by the change of the seasonal alternate rainfall amount in the actual situation, the spiral coil 50 of the utility model is provided with a spiral winding section in the middle; the buoyancy and gravity distribution between the floating body and the counterweight body are reasonably set, so that the automatic stretching and contraction of the spiral winding section can be utilized, the floating body above, the counterweight body below, the sounder and the like are ensured to be kept in the vertical direction as far as possible, and the possibility of the line being connected with other aquatic plants is reduced.

It should be pointed out that the utility model provides an infrared sensor and wireless transceiver that use are current finished product on the market, infrared sensor uses like P228 the low electrogenesis infrared sensor of the little operating voltage of the same volume, wireless transceiver can use nRF401 operating voltage 2.7 ~ 5V, receive and dispatch distance 300 ~ 800m series etc. monolithic wireless transceiver chip, its external circuit and control principle are all very mature, it generally appears with the product of encapsulation, therefore do not give detailed description here, in the actual implementation process, wireless transceiver among the interference component generally sets up inside the body of surface of water or the vibration box under water. In particular, the part located under water, in addition to the structure that needs to be adapted to the vibration, needs to be reinforced and sealed to prevent liquid from entering the interior of the line.

The utility model discloses in, consider the possibility that the part person of fishing probably angles in the cloudy day or the rainy day that no sunshine or illumination are low, and infrared detection unit mount is in the transmission network side, can directly acquire the electric energy from the transmission network, because of holding when necessary, should set up the battery structure in disturbing the subassembly, so that its storage electric energy supplies illumination not enough to use in the period, the body of battery installation surface of water or the vibration box under water are inside, when considering the demand that reduces the body size, also can dig out the cavity in order to install battery isotructure in the internal portion of counter weight, in order to reduce vibration box gross mass, use less body.

The following is a further improvement based on the actual situation:

as shown in fig. 5, considering that a power transmission network generally crossing a water area or arranged along the edge of the water area is generally provided with at least one two electric poles for supporting, the utility model discloses a tower pole connection hoop 7 for fixing an infrared detection assembly is provided, one side of the tower pole connection hoop 7 is provided with a notch 7a, the notch is connected through a bolt group 7b, and the infrared detection group can be fixed at a proper height through a proper connection hoop length to obtain a better detection effect; the other side of the connecting hoop 7 is provided with a Y-shaped fixing arm 7c, and then the annular positioning part 2b can be clamped between two arms of the Y-shaped fixing arm 7c, so that the detection cylinder is fixed.

On the basis, considering that a common tower pole is arranged on a male sub in a water area, one side of the tower pole is necessarily towards the water surface along the bank, and the other side of the tower pole is other non-water surface areas, in order to avoid the false start of the infrared sensor and the interference component caused by the human activity of the non-water surface areas, a shielding sheet 7d is additionally arranged in the improved scheme, the shielding sheet 7d is rotatably arranged on the periphery of the light-transmitting shield 6, and the shielding sheet 7d is rotated to the back side to isolate the infrared rays in the direction, so that the false start is prevented.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims (7)

1. The utility model provides a transmission network fishing interference unit, is equipped with infrared sensor and wireless transceiver in the infrared detection subassembly including locating the structural infrared detection subassembly of transmission network and locating the interference subassembly in near transmission network waters, is equipped with piezoelectricity sound production ware and wireless transceiver in the interference subassembly, its characterized in that:

the infrared sensor is fixedly connected with a power transmission network tower pole or a power transmission line joint structure through a detection cylinder, and the detection cylinder sequentially comprises a wiring sleeve (1), an isolation sleeve (2), an upper fixing nut (3), an adjusting sleeve (4), a lower fixing nut (5) and a light-transmitting shield (6) from top to bottom; the lower end of the wiring sleeve (1) is provided with a rotating head (1a) similar to a nut, the inner wall of the rotating head is provided with a connecting port communicated with the sleeve, and the inner wall of the connecting port is provided with internal threads (1 b); the isolation sleeve (2) is of a pipe structure, a threaded connecting part (2a) is arranged at the upper end of the isolation sleeve (2), an upper external thread matched with the internal thread (1b) is arranged on the threaded connecting part (2a), the middle part of the isolation sleeve (2) extends outwards to form an annular positioning part (2b), and a cylindrical shielding layer is sleeved inside the isolation sleeve (2); the lower end of the isolation sleeve (2) is an external thread section, and the upper fixing nut (3) is sleeved on the external thread section; the adjusting sleeve (4) is sleeved at the lower end of the isolating sleeve (2), and the light-transmitting shield (6) is embedded at the lower end of the adjusting sleeve (4); a threaded connection surface is arranged between the lower end opening of the isolation sleeve (2) and the contact surface of the adjusting sleeve (4); the photosensitive element of the infrared sensor is arranged inside the light-transmitting shield (6);

the interference component comprises a solar lighting panel (10) arranged on the water surface, a floating body (20) arranged below the solar lighting panel (10), a counterweight body (30) arranged at the water bottom, a vibration box (40) arranged above the counterweight body (30), and a spiral coil (50) arranged between the vibration box (40) and the solar lighting panel (10); the piezoelectric sounder is arranged in the vibration box (40), the solar daylighting panel (10) is electrically connected to the piezoelectric sounder, the spiral coil (50) is formed by a hollow insulating elastic hose, an electric wire for connecting the solar daylighting panel and the piezoelectric sounder is arranged in the spiral coil (50), and a spiral winding section is arranged in the middle of the spiral coil (50);

the vibration box (40) comprises two mounting discs (40a) with cavities, the two mounting discs (40a) are arranged in an up-down position opposite to each other, a vibration channel (40b) is formed in the middle of each mounting disc (40a), openings (40c) are formed in opposite surfaces of the two mounting discs (40a), metal sheets in the piezoelectric sounder are fixed at the positions of the openings (40c), and the two metal sheets are arranged oppositely.

2. A fishing grid interference according to claim 1, further comprising a tower connection hoop (7) for fixing the infrared detection assembly, wherein one side of the connection hoop (7) is provided with a notch (7a) connected by a bolt group (7 b); the other side of the connecting hoop (7) is provided with a Y-shaped fixed arm (7c), and the annular positioning part (2b) is clamped between two arms of the Y-shaped fixed arm (7 c).

3. A phishing interference unit according to claim 2, further comprising a shielding piece (7d), wherein the shielding piece (7d) is rotatably installed at the periphery of the transparent shield (6), and infrared rays in the direction are isolated by rotating the shielding piece (7d) to the back side.

4. A fishing interference device according to claim 3, wherein the shielding plate (7d) is a part of a spherical shell, the light-transmitting shield (6) is located at the spherical center of the spherical shell, the upper end of the shielding plate (7d) is provided with a threaded hole, the lower end of the adjusting sleeve (4) is provided with an external thread, and the shielding plate (7d) is sleeved on the lower end of the adjusting sleeve (4).

5. A phishing interference unit according to claim 1 wherein the power line joint structure comprises a power line, further comprising a spacer and a connecting or fixing structure provided on the power line.

6. A fishing jammer according to claim 1, characterised in that the spiral coil (50) is made of an insulated elastic hose, inside which is arranged electric wires for electrically connecting the solar panel (10) to the piezoelectric sound generator and the wireless transceiver.

7. A fishing jammer according to claim 1, characterized in that the infrared sensor is a pyroelectric infrared sensor, specifically a P228, or L Hl958, or L HI954, or RE200B, or KDS209, or PIS209, or L HI878, or PD632, and the transceiver is a nRF4, or nRF24, or L T8920, or F05R series wireless transceiver module.

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