CN114113807A

CN114113807A - Electric field sensor for detecting thunder

Info

Publication number: CN114113807A
Application number: CN202111338707.XA
Authority: CN
Inventors: 王金萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-03-01

Abstract

The invention discloses an electric field sensor for detecting thunder, which comprises a platform, wherein a main shaft is rotatably arranged on the top surface of the platform, a screw rod is fixedly arranged on the bottom surface of the main shaft, the screw rod is inserted into the top surface of the platform, a detection cavity is formed in the left side surface of the platform, a first filter plate is slidably arranged on the bottom wall of the detection cavity, two second filter plates are slidably arranged on the bottom wall of the detection cavity, a sensor is slidably arranged on the periphery of the main shaft, a moving plate cavity is formed in the sensor, a fixed plate shaft is fixedly arranged in the bottom wall of the moving plate cavity, two support rods are fixedly arranged on the front side surface and the rear side surface of the platform, lifters are fixedly arranged at the top ends of the four support rods, each lifter comprises a lifting shell, and support plates are fixedly arranged in the four lifting shells. Thereby being capable of predicting the probability of lightning occurrence.

Description

Electric field sensor for detecting thunder

Technical Field

The invention relates to the technical field of lightning protection early warning, in particular to an electric field sensor for detecting lightning.

Background

The essence of the occurrence of thunder is that the existence of constantly changing charges in thundercloud, so the occurrence of thundercloud can increase the atmospheric electric field intensity, the existing thunder early warning device monitors the change information of the atmospheric electric field intensity in real time through an electric field sensor, and when the increase of the atmospheric electric field intensity exceeds a preset standard, the early warning device gives an alarm to prompt the occurrence of thunder phenomenon in a period of time in the future;

however, the existing lightning early warning device is usually fixed on the ground, so that the monitoring of the early warning device is limited, and the early warning device is easily corroded by rainwater and a humid environment, so that a sensor is damaged and cannot sense accurately;

and traditional early warning device function singleness only can be used for monitoring atmospheric electric field intensity, can't carry out real-time monitoring to the air.

Disclosure of Invention

The object of the present invention is to provide an electric field sensor for detecting lightning, which overcomes the above-mentioned drawbacks of the prior art.

The electric field sensor for detecting thunder comprises a platform, wherein a main shaft is rotatably arranged on the top surface of the platform, a screw is fixedly arranged on the bottom surface of the main shaft, the screw is inserted into the top surface of the platform, the outer peripheral surface of the screw is in threaded connection with the platform, an alarm and a processor are fixedly arranged on the bottom surface of the platform, the processor is used for transmitting data signals, the alarm is used for giving an alarm, a containing cavity is formed in the top surface of the main shaft, a lightning rod extending upwards is slidably arranged in the containing cavity, and the lightning rod is used for lightning protection;

a sensor is arranged on the periphery of the main shaft in a sliding mode and used for measuring an atmospheric electric field, a moving plate cavity is formed in the sensor, a fixed plate shaft is fixedly arranged in the bottom wall of the moving plate cavity, four fixed plate cavities are formed in the bottom wall of the moving plate cavity and are rotationally symmetrical with respect to the fixed plate shaft, four rotationally symmetrical fixed plates are fixedly arranged on the outer peripheral surface of the fixed plate shaft and are respectively positioned in the fixed plate cavities on the same side with the fixed plate shafts, and the four fixed plates are used for sensing charges;

the top surface of the fixed piece shaft is rotatably provided with a rotating shaft, the top end of the rotating shaft is fixedly provided with a movable piece shaft, the periphery of the movable piece shaft is fixedly provided with four rotationally symmetrical movable pieces, the four movable pieces can play a role in shielding the fixed piece, and the atmosphere electric field intensity can be monitored through the movable pieces and the fixed piece;

a protection box is fixedly arranged on the periphery of the main shaft and used for protecting the sensor, a protection cavity is formed in the top surface of the protection box, the sensor can slide downwards into the protection cavity, temperature rising plates are fixedly arranged on the left wall and the right wall of the protection cavity, and the temperature rising plates can rise in temperature and heat so as to remove moisture in the protection cavity;

two support rods are fixedly arranged on the front side face and the rear side face of the platform, lifters are fixedly arranged at the top ends of the four support rods, the platform can fly in the air through the four lifters, each of the four lifters comprises a lifting shell, support plates are fixedly arranged in the four lifting shells, the bottom surfaces of the four support plates are respectively fixed with the top ends of the support rods on the same side with the four support plates, lifting shafts are rotatably arranged on the top surfaces of the four support plates, and two rotationally symmetrical blades are fixedly arranged on the peripheries of the four lifting shafts;

the utility model discloses a filter, including platform, first filter, detection chamber, second filter, first filter is used for filtering the particulate matter that equivalent diameter is greater than PM2.5 microns, it is equipped with two second filters to slide on the detection chamber bottom wall, the second filter is used for filtering the particulate matter that equivalent diameter is less than or equal to PM2.5 microns.

Preferably, a sliding door cavity is formed in the bottom wall of the detection cavity, a sliding door extending upwards is arranged in the sliding door cavity in a sliding mode, the top end of the sliding door is inserted into the top wall of the detection cavity, a sliding door shaft is arranged in the right wall of the sliding door cavity in a rotating mode, a sliding door gear is fixedly arranged on the periphery of the sliding door shaft, a rack is fixedly arranged on the right side face of the sliding door, the sliding door gear is meshed with the right side face of the sliding door, and the sliding door can slide up and down through the sliding door gear.

Preferably, it is equipped with the fan board to detect fixedly on the chamber roof, it is equipped with the fan of breathing in to rotate on the fan board left surface, the fan of breathing in can make it flows from a left side to turn right to detect the air of intracavity, two the second filter all is located first filter right side, right side fixed weighing instrument that is equipped with on the second filter top surface, weighing instrument can monitor the right side the second filter weight change to measure PM 2.5's in the air content.

Preferably, a switching shaft is arranged in the main shaft in a rotating mode, a switching gear is fixedly arranged on the periphery of the switching shaft, the left side face of the switching gear is meshed with the right side face of the lightning rod, the right side face of the switching gear is meshed with the sensor, the lightning rod can slide up and down through the switching gear, and the sensor can slide up and down through the switching gear.

Preferably, the top surface of the protection box is provided with two symmetrical waterproof shafts in the front and back direction, the two waterproof shafts are fixedly provided with waterproof boards in the periphery, the sensors are located between the waterproof boards, the waterproof boards can prevent rainwater from permeating into the protection cavity, the two semicircular cavities are formed in the top surface of the waterproof boards, the semicircular cavities penetrate through the waterproof boards at the same side with the semicircular cavities respectively in the front and back direction, and the front side and the back side of the main shaft are respectively abutted to the inner circumferential wall of the sensor.

Preferably, an exhaust cavity is formed in the bottom wall of the protection cavity, the exhaust cavity penetrates through the bottom wall of the protection cavity from top to bottom, an exhaust plate is fixedly arranged on the left wall of the exhaust cavity, an exhaust fan is arranged on the bottom surface of the exhaust plate in a rotating mode, and water vapor in the protection cavity can be discharged through the exhaust fan.

Preferably, the weighing instrument can transmit the weight measuring data to the processor, the stator can transmit the power transformation signal to the processor, the processor can transmit the data to the monitoring station, and the processor can transmit the alarm signal to the alarm.

The invention has the beneficial effects that: the electric field sensor for detecting thunder is provided with the lifter, so that the electric field sensor can move in the air, the thunder induction range of the sensor can be enlarged, the change of the atmospheric electric field intensity can be accurately and quickly sensed, the probability of thunder occurrence can be predicted, meanwhile, the lightning rod is arranged, the sensor can be prevented from being struck by lightning, the protection box is arranged, the electric field sensor is in a dry environment for a long time, and the air detection device is arranged, so that the PM2.5 content in the air can be detected at any time.

Drawings

FIG. 1 is a schematic view of an electric field sensor for detecting lightning according to the present invention;

FIG. 2 is a schematic cross-sectional view of an electric field sensor for detecting lightning in accordance with the present invention;

FIG. 3 is a schematic top view of an electric field sensor for detecting lightning in accordance with the present invention;

FIG. 4 is an enlarged schematic view of the detection chamber of FIG. 2 of the present invention;

fig. 5 is a schematic side view at a-a of fig. 2 of the present invention.

In the figure:

10. a platform; 11. a support bar; 12. a lifting shell; 13. a support plate; 14. a lifting shaft; 15. a blade; 16. an alarm; 17. a processor; 18. a protection box; 19. a protection cavity; 20. a temperature raising plate; 21. an exhaust plate; 22. an exhaust chamber; 23. an exhaust fan; 25. a sensor; 26. a waterproof shaft; 27. a waterproof sheet; 28. a rotor cavity; 29. a stator cavity; 30. a moving blade shaft; 31. a rotating shaft; 34. a moving plate; 32. a stator shaft; 33. fixing the sheet; 35. a screw; 36. a main shaft; 37. a lightning rod; 38. a receiving cavity; 39. a switching shaft; 40. a switching gear; 41. a detection chamber; 42. a sliding door cavity; 43. a sliding door shaft; 44. a sliding door gear; 45. a fan plate; 46. an air suction fan; 47. a first filter plate; 48. a sliding door; 49. a second filter plate; 50. a weighing instrument; 52. a semi-circular cavity; 101. a lifter.

Detailed Description

In order to make the implementation objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. 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. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.

Referring to fig. 1 to 5, an electric field sensor for detecting lightning according to an embodiment of the present invention includes a platform 10, a main shaft 36 is rotatably disposed on a top surface of the platform 10, a screw 35 is fixedly disposed on a bottom surface of the main shaft 36, the screw 35 is inserted into the top surface of the platform 10, an outer circumferential surface of the screw 35 is in threaded connection with the platform 10, an alarm 16 and a processor 17 are fixedly disposed on the bottom surface of the platform 10, the processor 17 is configured to transmit a data signal, the alarm 16 is configured to give an alarm, a receiving cavity 38 is formed in the top surface of the main shaft 36, a lightning rod 37 extending upward is slidably disposed in the receiving cavity 38, and the lightning rod 37 is configured to arrest lightning;

a sensor 25 is slidably arranged on the periphery of the main shaft 36, the sensor 25 is used for measuring an atmospheric electric field, a moving plate cavity 28 is formed in the sensor 25, a stator shaft 32 is fixedly arranged in the bottom wall of the moving plate cavity 28, four stator cavities 29 are formed in the bottom wall of the moving plate cavity 28, the four stator cavities 29 are rotationally symmetrical about the stator shaft 32, four rotationally symmetrical stators 33 are fixedly arranged on the outer peripheral surface of the stator shaft 32, the four stators 33 are respectively positioned in the stator cavities 29 on the same side as the stators, and the four stators 33 are used for inducing charges;

a rotating shaft 31 is rotatably arranged on the top surface of the fixed piece shaft 32, a moving piece shaft 30 is fixedly arranged at the top end of the rotating shaft 31, four rotationally symmetric moving pieces 34 are fixedly arranged on the periphery of the moving piece shaft 30, the four moving pieces 34 can play a role in shielding the fixed piece 33, and the atmospheric electric field intensity can be monitored through the moving pieces 34 and the fixed piece 33;

a protection box 18 is fixedly arranged on the periphery of the main shaft 36, the protection box 18 is used for protecting the sensor 25, a protection cavity 19 is formed in the top surface of the protection box 18, the sensor 25 can slide downwards into the protection cavity 19, temperature rising plates 20 are fixedly arranged on the left wall and the right wall of the protection cavity 19, and the temperature rising plates 20 can rise temperature and heat so as to remove moisture in the protection cavity 19;

two support rods 11 are fixedly arranged on the front side surface and the rear side surface of the platform 10, lifters 101 are fixedly arranged at the top ends of the four support rods 11, the platform 10 can fly in the air through the four lifters 101, each of the four lifters 101 comprises a lifting shell 12, support plates 13 are fixedly arranged in the four lifting shells 12, the bottom surfaces of the four support plates 13 are respectively fixed with the top ends of the support rods 11 on the same side with the bottom surfaces of the four support plates 13, lifting shafts 14 are rotatably arranged on the top surfaces of the four support plates 13, and two blades 15 which are rotationally symmetrical are fixedly arranged on the peripheries of the four lifting shafts 14;

seted up on the platform 10 left surface and detected chamber 41, it is equipped with first filter 47 to slide on the 41 diapire of detection chamber, first filter 47 is used for filtering the particulate matter that equivalent diameter is greater than 2.5 microns, it is equipped with two second filters 49 to slide on the 41 diapire of detection chamber, second filter 49 is used for filtering the particulate matter that equivalent diameter less than or equal to 2.5 microns.

Exemplarily, a sliding door cavity 42 is formed in the bottom wall of the detection cavity 41, a sliding door 48 extending upwards is arranged in the sliding door cavity 42 in a sliding manner, the top end of the sliding door 48 is inserted into the top wall of the detection cavity 41, a sliding door shaft 43 is arranged in the right wall of the sliding door cavity 42 in a rotating manner, a sliding door gear 44 is fixedly arranged on the periphery of the sliding door shaft 43, a rack is fixedly arranged on the right side surface of the sliding door 48, the sliding door gear 44 is meshed with the right side surface of the sliding door 48, the sliding door 48 can slide up and down through the sliding door gear 44, a sliding door motor is fixedly arranged in the right wall of the sliding door cavity 42, and the sliding door motor is in power connection with the sliding door shaft 43 and is started to enable the sliding door gear 44 to rotate.

Exemplarily, a fan plate 45 is fixedly arranged on the top wall of the detection chamber 41, an air suction fan 46 is rotatably arranged on the left side surface of the fan plate 45, the air suction fan 46 can enable air in the detection chamber 41 to flow from left to right, two second filter plates 49 are positioned on the right side of the first filter plate 47, a weighing instrument 50 is fixedly arranged on the top surface of the second filter plate 49 on the right side, the weighing instrument 50 can monitor the weight change of the second filter plate 49 on the right side, so as to measure the content of PM2.5 in the air, a fan motor is fixedly arranged in the fan plate 45, and the fan motor is in power connection with the air suction fan 46 and is started to enable the air suction fan 46 to rotate.

Illustratively, a switching shaft 39 is rotatably provided in the main shaft 36, a switching gear 40 is fixedly provided on an outer periphery of the switching shaft 39, a left side surface of the switching gear 40 is engaged with a right side surface of the lightning rod 37, a right side surface of the switching gear 40 is engaged with the sensor 25, the switching gear 40 is capable of sliding the lightning rod 37 up and down, the switching gear 40 is also capable of sliding the sensor 25 up and down, a switching motor is fixedly provided in the main shaft 36, and the switching motor is power-connected to the switching shaft 39, and is turned on to rotate the switching gear 40.

Exemplarily, the top surface internal rotation of guard box 18 is equipped with two waterproof axles 26 of symmetry around, two all the fixed waterproof board 27 that is equipped with in waterproof axle 26 periphery, just sensor 25 is located two between the waterproof board 27, waterproof board 27 can prevent the rainwater infiltration in the guard chamber 19, two semicircle chamber 52 has all been seted up on the waterproof board 27 top surface, two semicircle chamber 52 runs through around respectively with it the homonymy waterproof board 27, the side is respectively with the homonymy around the main shaft 36 the inside perisporium butt of sensor 25, guard box 18 top surface internal fixation is equipped with two waterproof motor of symmetry around, two waterproof motor respectively with the homonymy waterproof axle 26 power is connected, opens waterproof motor, makes waterproof axle 26 with waterproof board 27 rotates.

Exemplarily, the exhaust chamber 22 has been seted up on the protection chamber 19 diapire, the exhaust chamber 22 runs through from top to bottom the protection chamber 19 diapire, the fixed exhaust plate 21 that is equipped with on the exhaust chamber 22 left wall, it is equipped with exhaust fan 23 to rotate on the exhaust plate 21 bottom surface, through exhaust fan 23 can with the vapor in the protection chamber 19 discharges, the exhaust plate 21 internal fixation is equipped with exhaust motor, exhaust motor with exhaust fan 23 power is connected, all be fixed with heating source in the two walls about the protection chamber 19, two heating source respectively with the homonymy the board 20 electricity that rises is connected opens heating source makes the board 20 that rises the temperature heats up and generates heat, opens exhaust motor makes the exhaust fan 23 rotate.

Illustratively, a rotating motor is fixedly arranged in the top surface of the stator shaft 32, and the rotating motor is in power connection with the rotating shaft 31, and is turned on to rotate the rotating shaft 31.

Illustratively, four lifting motors are fixedly arranged in the four supporting plates 13, the four lifting motors are respectively in power connection with the lifting shafts 14 on the same side, and the lifting motors are turned on to enable the lifting shafts 14 and the blades 15 to rotate.

Illustratively, the scale 50 is capable of transmitting weight data to the processor 17, the stator 33 is capable of transmitting power transformation signals to the processor 17, and the processor 17 is capable of transmitting data to a monitoring station, and the processor 17 is capable of transmitting alarm signals to the alarm 16.

The electric field sensor for detecting thunder and lightning provided by the invention has the following working process:

flight function: the lift motor is turned on to rotate the lift shaft 14 and the blades 15, so that the air flow flows from top to bottom in the lift case 12, thereby enabling the platform 10 to fly in the air.

PM2.5 detection: turning on the sliding door motor to rotate the sliding door gear 44, thereby sliding the sliding door 48 downward, and then turning on the fan motor to rotate the suction fan 46, thereby causing the air in the detection chamber 41 to flow from left to right;

the first filter plate 47 is capable of filtering particulate matter having an equivalent diameter of greater than 2.5 microns as the air flows through the first filter plate 47;

when the air flows through the second filter plate 49 on the left side, the second filter plate 49 filters particles with equivalent diameter less than or equal to 2.5 micrometers, and then the weighing instrument 50 measures the weight change of the second filter plate 49 on the left side, so as to obtain the content of PM 2.5;

eventually the air flows out through the bottom port of the detection chamber 41.

Lightning early warning: turning on the rotating motor to rotate the rotating shaft 31 and the moving plate shaft 30, so that the four moving plates 34 rotate along with the moving plate shaft 30, and the fixed plates 33 are alternately exposed to an atmospheric electric field, thereby generating a power transformation signal, wherein the magnitude of the power transformation signal is in direct proportion to the intensity of the atmospheric electric field;

when thundercloud is close to the sensor 25, the strength of the atmospheric electric field is increased, so that the power transformation signal is increased, then the stator 33 transmits the power transformation signal to the processor 17, and when the power transformation signal exceeds an alarm value, the processor 17 transmits an alarm signal to the alarm 16, so that the alarm 16 gives an alarm.

Lightning protection and water prevention: turning on the switching motor to rotate the switching gear 40, so that the lightning rod 37 slides upwards and the sensor 25 slides downwards at the same time until the bottom surface of the sensor 25 is abutted with the bottom wall of the protection cavity 19;

then, starting the two waterproof motors to enable the two waterproof boards 27 to approach each other and rotate until the two waterproof boards 27 rotate ninety degrees, so that the top end opening of the protection cavity 19 is closed, and rainwater is prevented from infiltrating into the protection cavity 19;

then, the heating motor is turned on to heat the temperature rising plate 20, so that the moisture in the protection cavity 19 and on the sensor 25 is evaporated, and the exhaust motor is turned on to rotate the exhaust fan 23, so that the water vapor is exhausted.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims

1. An electric field sensor for detecting lightning, comprising a platform (10), characterized in that: the lightning arrester detection platform is characterized in that a main shaft (36) is rotatably arranged on the top surface of the platform (10), a screw rod (35) is fixedly arranged on the bottom surface of the main shaft (36), the screw rod (35) is inserted into the top surface of the platform (10), the outer peripheral surface of the screw rod (35) is in threaded connection with the platform (10), a containing cavity (38) is formed in the top surface of the main shaft (36), an upwards extending lightning rod (37) is arranged in the containing cavity (38) in a sliding mode, a detection cavity (41) is formed in the left side surface of the platform (10), a first filter plate (47) is arranged on the bottom wall of the detection cavity (41) in a sliding mode, and two second filter plates (49) are arranged on the bottom wall of the detection cavity (41) in a sliding mode;

the sensor (25) is arranged on the periphery of the main shaft (36) in a sliding mode, a moving plate cavity (28) is formed in the sensor (25), a stator shaft (32) is fixedly arranged in the bottom wall of the moving plate cavity (28), four stator plates (29) are arranged on the bottom wall of the moving plate cavity (28), the four stator plates (29) are rotationally symmetrical about the stator shaft (32), four rotationally symmetrical stator plates (33) are fixedly arranged on the outer peripheral surface of the stator shaft (32), the four stator plates (33) are respectively located in the stator plate cavities (29) on the same side as the stator plates, a rotating shaft (31) is rotationally arranged on the top surface of the stator plate shaft (32), a moving plate shaft (30) is fixedly arranged at the top end of the rotating shaft (31), and four rotationally symmetrical moving plates (34) are fixedly arranged on the periphery of the moving plate shaft (30);

all fixed two bracing pieces (11) that are equipped with, four on the both sides face around platform (10) bracing piece (11) top is all fixed and is equipped with riser (10) 1, four riser (10) 1 all includes lift shell (12), four all fixed backup pad (13) that are equipped with, four in lift shell (12) backup pad (13) bottom surface respectively with it homonymy bracing piece (11) top is fixed, four all rotate on backup pad (13) top surface and be equipped with lift axle (14), four lift axle (14) all fixed blade (15) that are equipped with two rotational symmetry in the periphery.

2. An electric field sensor for detecting lightning as claimed in claim 1, wherein: the protection box (18) is fixedly arranged on the periphery of the main shaft (36), a protection cavity (19) is formed in the top surface of the protection box (18), the sensor (25) can slide downwards into the protection cavity (19), and the temperature rising plates (20) are fixedly arranged on the left wall and the right wall of the protection cavity (19).

3. An electric field sensor for detecting lightning as claimed in claim 1, wherein: it has seted up sliding door chamber (42) on detection chamber (41) diapire, it is equipped with sliding door (48) that upwards extend to slide in sliding door chamber (42), insert on sliding door (48) top detect in chamber (41) roof, sliding door chamber (42) right side wall internal rotation is equipped with sliding door axle (43), fixed sliding door gear (44) that is equipped with on sliding door axle (43) periphery, the fixed rack that is equipped with on sliding door (48) right flank, sliding door gear (44) with sliding door (48) right flank meshing.

4. An electric field sensor for detecting lightning as claimed in claim 1, wherein: detect on chamber (41) roof and be fixed with fan board (45), it is equipped with fan (46), two to rotate on fan board (45) the left surface and inhale fan (46), two second filter (49) all are located first filter (47) right side, right side fixed weighing instrument (50) that are equipped with on second filter (49) top surface.

5. An electric field sensor for detecting lightning according to claim 4, characterized in that: the switching shaft (39) is arranged in the main shaft (36) in a rotating mode, a switching gear (40) is fixedly arranged on the periphery of the switching shaft (39), the left side face of the switching gear (40) is meshed with the right side face of the lightning rod (37), and the right side face of the switching gear (40) is meshed with the sensor (25).

6. An electric field sensor for detecting lightning as claimed in claim 2, wherein: waterproof axle (26) of symmetry around guard box (18) top surface internal rotation is equipped with two, two all fixed waterproof board (27) that are equipped with in waterproof axle (26) periphery, just sensor (25) are located two between waterproof board (27), two semicircle chamber (52), two have all been seted up on waterproof board (27) top surface run through respectively around semicircle chamber (52) with it homonymy waterproof board (27), main shaft (36) front and back side respectively with the homonymy sensor (25) internal perisporium butt.

7. An electric field sensor for detecting lightning as claimed in claim 2, wherein: the exhaust cavity (22) is formed in the bottom wall of the protection cavity (19), the exhaust cavity (22) penetrates through the bottom wall of the protection cavity (19) from top to bottom, an exhaust plate (21) is fixedly arranged on the left wall of the exhaust cavity (22), and an exhaust fan (23) is arranged on the bottom surface of the exhaust plate (21) in a rotating mode.

8. An electric field sensor for detecting lightning as claimed in claim 1 or 4, wherein: fixed siren (16) and treater (17) of being equipped with on platform (10) bottom surface, weighing apparatus (50) can with the check weighing data transmission for treater (17), stator (33) can transmit the transformer signal for treater (17), just treater (17) can transmit data transmission for the monitoring station, treater (17) can transmit alarm signal for siren (16).