CN112112470B

CN112112470B - Information sharing system based on Internet security

Info

Publication number: CN112112470B
Application number: CN202011025346.9A
Authority: CN
Inventors: 杨周波
Original assignee: Guangzhou Mutual Media Yingdong Culture Media Technology Co ltd
Current assignee: Guangzhou Mutual Media Yingdong Culture Media Technology Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-06-15
Anticipated expiration: 2040-09-25
Also published as: CN112112470A

Abstract

The invention discloses an information sharing system based on internet security, which comprises a signal transmitting tower, wherein lifting cavities which are bilaterally symmetrical and have upward openings are arranged at the upper side in the signal transmitting tower, a lifting support plate capable of moving up and down is arranged in each lifting cavity, a signal transmitter for transmitting signals is fixedly arranged on the upper end surface of each lifting support plate, and a closed cavity is communicated with the upper side of the right wall of each lifting cavity; the device reasonably utilizes the wind power resources by collecting the energy of the wind power resources and simultaneously judges the rotating speed driven by the wind power, when typhoon weather occurs, the fixing device is started by switching over the overlarge wind power, the signal transmitting tower is stably supported, and the signal transmitting antenna is recovered and sealed, so that the signal transmitter is protected, the damage degree of the device is reduced, and the service life of the device is longer.

Description

Information sharing system based on Internet security

Technical Field

The invention relates to the technical field of information sharing, in particular to an information sharing system based on Internet security.

Background

The information sharing refers to communication and sharing of information and information products among information systems of different levels and different departments, along with popularization of 5G, the information sharing speed is rapidly improved, a 5G signal base station is gradually built as a medium for information sharing, a common signal base station is simply placed, when strong wind weather occurs, a signal transmitting line of the signal base station is prone to breaking, and the base station can cause shaking and even damage of internal parts due to severe shaking of the signal station if the base station is overhauled for a long time, and unstable potential safety accidents are caused.

Disclosure of Invention

The invention aims to provide an information sharing system based on Internet safety and solve the problems of low detection efficiency and low accuracy of vacuum packaging bags.

The invention is realized by the following technical scheme.

The invention relates to an information sharing system based on internet safety, which comprises a signal transmitting tower, wherein a lifting cavity which is bilaterally symmetrical and has an upward opening is arranged at the upper side in the signal transmitting tower, a lifting support plate which can move up and down is arranged in the lifting cavity, a signal transmitter for transmitting signals is fixedly arranged on the upper end surface of the lifting support plate, a closed cavity is communicated with the upper side of the right wall of the lifting cavity, a support overturning shaft with a torsion spring is rotatably arranged at the right side between the front wall and the rear wall in the closed cavity, the outer end surface of the support overturning shaft is fixedly connected with an overturning closed plate, a clutch cavity is arranged in the left wall of the lifting cavity at the right side, a centrifugal wheel is rotatably arranged in the clutch cavity, the axle center of the left end surface of the centrifugal wheel is fixedly connected with a power input shaft, a meshing cavity is arranged in the left wall of the, the upper wall in the meshing cavity is rotatably provided with meshing bevel gears meshed with the matching bevel gears, the axes of the upper end faces of the meshing bevel gears are fixedly connected with a transmission rotating shaft, the transmission rotating shaft extends to the upper part of the upper end face of the signal transmitting tower, supporting connecting rods are distributed on the upper side of the excircle end face of the transmission rotating shaft in an annular matrix arrangement manner, a wind vane is fixedly arranged on one side, away from the transmission rotating shaft, of each supporting connecting rod, four supporting cavities with equal sizes and outward openings are arranged on the lower side of the annular matrix in the signal transmitting tower, a supporting rotating shaft is rotatably arranged between the front wall and the rear wall in the supporting cavity, a supporting belt wheel is fixedly connected at the middle position of the excircle end face of the supporting rotating shaft, a supporting plate with certain magnetism is fixedly connected to the outer end face of the supporting rotating shaft, a supporting connecting cavity with an inward opening is arranged on one, support the outer terminal surface downside fixedly connected with dress card bracing piece of bull stick, it is equipped with the band pulley chamber to support chamber lower wall intercommunication, it is equipped with the power pivot to rotate between two walls around the band pulley intracavity, power pivot excircle terminal surface fixedly connected has the power band pulley, the power band pulley with it is equipped with driving belt to support between the band pulley, it is equipped with the slip chamber to support the chamber to be close to a symmetrical center lateral wall intercommunication, the slip intracavity is equipped with the support slide that can reciprocate, the fixed electromagnetism backup pad that is equipped with in signal transmission tower left and right sides outside ground.

Preferably, the left side and the right side lift chamber back wall intercommunication is equipped with the lift power chamber, lift backup pad rear end face backward extends to in the lift power intracavity, it is equipped with the lift threaded shaft to rotate between two walls about the lift power intracavity, lift threaded shaft excircle terminal surface with lift backup pad rear end threaded connection, lift power chamber lower wall internal fixation is equipped with elevator motor, lift threaded shaft lower extreme power connect in elevator motor.

Preferably, the left wall of the meshing cavity is rotatably provided with a driven bevel gear meshed with the meshing bevel gear, the axis of the left end face of the driven bevel gear is fixedly connected with a power transmission shaft, the left wall of the meshing cavity is internally and fixedly provided with a rotating generator, and the rotating generator is in power connection with the power transmission shaft.

Preferably, a sliding plate is arranged in the supporting and connecting cavity, the clamping supporting rods extend to the inner wall of the sliding plate and are in sliding connection with the inner wall of the sliding plate, clamping cavities which are bilaterally symmetrical are arranged on the inner upper side of the sliding plate, slider cavities which are bilaterally symmetrical and have outward openings are arranged on the lower sides of the clamping supporting rods, clamping sliders which can move left and right are arranged in the slider cavities, and slider springs are fixedly connected between the end surfaces of the clamping sliders, close to one side of the symmetry center, and the end walls of the slider cavities, close to one side of the symmetry center.

Preferably, the lower side of the end surface of the sliding plate close to one side of the symmetry center is hinged with the end surface of the supporting sliding plate far away from the symmetry center, the front wall and the rear wall of the sliding cavity are communicated with sliding clamping cavities which are symmetrical with respect to the sliding cavity in the front-rear direction, the upper part of one side of the sliding clamping cavity far away from the symmetric center is communicated with a clamping supporting cavity, the supporting sliding plate is close to the end surface of one side of the symmetric center and is fixedly provided with a supporting clamping rod in the sliding cavity, the front end and the rear end of the supporting clamping rod extend into the sliding clamping cavities at the front side and the rear side and are clamped, the front end and the rear end of the supporting clamping rod are provided with sliding cavities which are symmetrical with each other in the front-rear direction and have outward openings, a sliding slide block which can move back and forth and has the same size as the clamping support cavity is arranged in the sliding cavity, and a sliding spring is fixedly connected between the end surface of one side, close to the sliding cavity, of the sliding slide block and the end wall of one side, close to the sliding cavity, of the sliding cavity.

Preferably, the left side in the pulley chamber back wall with the front side be equipped with the gear chamber in the pulley chamber left wall, the power pivot extends to respectively gear intracavity and fixedly connected with intermeshing's transmission bevel gear, the rotation of gear intracavity antetheca be equipped with the drive bevel gear can with the drive bevel gear engaged with drive bevel gear, the internal fixation of gear chamber antetheca is equipped with motor power, drive bevel gear front end power connect in motor power, the rear side in the pulley chamber right wall with the right side be equipped with in the pulley chamber back wall with the same and symmetrical power chamber of the same and symmetrical of inner structure of gear chamber size.

But preferably, the outer circle end face annular matrix of centrifugal wheel is equipped with the outside centrifugal chamber of opening, be equipped with the centrifugal slider that can reciprocate in the centrifugal chamber, centrifugal slider is close to centrifugal wheel axle center a side end face with the centrifugal chamber is close to fixedly connected with centrifugal spring between a side end wall of centrifugal wheel axle center, separation and reunion intracavity downside just is located the centrifugal wheel below is equipped with the contact slide that can reciprocate, under the contact slide terminal surface with fixedly connected with separation and reunion spring between the separation and reunion chamber lower wall terminal surface, separation and reunion chamber right side wall downside just is located the fixed contact pick-up that is equipped with in contact slide below.

The invention has the beneficial effects that: the device reasonably utilizes the wind power resources by collecting the energy of the wind power resources and simultaneously judges the rotating speed driven by the wind power, when typhoon weather occurs, the fixing device is started by switching over the overlarge wind power, the signal transmitting tower is stably supported, and the signal transmitting antenna is recovered and sealed, so that the signal transmitter is protected, the damage degree of the device is reduced, and the service life of the device is longer.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of A-A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of B-B in FIG. 1 according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of C-C in FIG. 1 according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of D-D in FIG. 1 according to an embodiment of the present invention;

FIG. 6 is an enlarged schematic view of the embodiment of the present invention at E in FIG. 1;

FIG. 7 is an enlarged schematic view at F in FIG. 4 according to an embodiment of the present invention;

FIG. 8 is an enlarged view of the embodiment of the present invention shown in FIG. 1 at G.

Detailed Description

The invention will now be described in detail with reference to fig. 1-8, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The information sharing system based on internet security described in conjunction with fig. 1-8 includes a signal transmitting tower 11, a lifting cavity 20 with bilateral symmetry and upward opening is provided on the upper side in the signal transmitting tower 11, a lifting support plate 24 capable of moving up and down is provided in the lifting cavity 20, a signal transmitter 21 for transmitting signal is fixedly provided on the upper end surface of the lifting support plate 24, a closed cavity 19 is provided on the upper side of the right wall of the lifting cavity 20, a support turning shaft 17 with torsion spring is provided between the front wall and the rear wall of the closed cavity 19, the outer end surface of the support turning shaft 17 is fixedly connected with a turning closed plate 18, a clutch cavity 68 is provided in the left wall of the lifting cavity 20 on the right side, the clutch cavity 68 is provided with a centrifugal wheel 64, the axle center of the left end surface of the centrifugal wheel 64 is fixedly connected with a power input shaft 60, a meshing cavity 69 is provided in the left wall of, the left end face of the power input shaft 60 extends into the meshing cavity 69 and is fixedly connected with a matching bevel gear 25, the upper wall in the meshing cavity 69 is rotatably provided with a meshing bevel gear 15 meshed with the matching bevel gear 25, the shaft center of the upper end face of the meshing bevel gear 15 is fixedly connected with a transmission rotating shaft 14, the transmission rotating shaft 14 extends to the upper part of the upper end face of the signal transmitting tower 11, the upper side of the excircle end face of the transmission rotating shaft 14 is distributed with support connecting rods 13 in an annular matrix arrangement manner, one side of each support connecting rod 13 far away from the transmission rotating shaft 14 is fixedly provided with a wind vane 12, the lower side of the inner side of the signal transmitting tower 11 is provided with four support cavities 26 with equal size and outward openings, the lower side between the front wall and the rear wall in the support cavity 26 is rotatably provided with a support rotating shaft 33, the middle position of the excircle end face of the support rotating shaft 33 is fixedly connected with a support, support dress board 32 is close to symmetry center one side and is equipped with the inboard support connection chamber 27 of opening, it is equipped with support bull stick 28 to support the upside rotation between two walls of connection chamber 27 front and back, support bull stick 28 outer terminal surface downside fixedly connected with dress card bracing piece 31, it is equipped with pulley chamber 39 to support 26 lower wall intercommunication in chamber, it is equipped with power pivot 36 to rotate between two walls around in

pulley chamber

39, 36 excircle terminal surface fixed connection of power pivot has power pulley 37, power pulley 37 with around being equipped with driving belt 38 between the support pulley 34, it is equipped with sliding chamber 40 to support chamber 26 to be close to a symmetry center lateral wall intercommunication, be equipped with the support slide 55 that can reciprocate in the sliding chamber 40, the fixed electromagnetism backup pad 35 that is equipped with in signal transmitting tower 11 left and right sides outside ground.

Beneficially, the rear walls of the lifting cavities 20 on the left side and the right side are communicated with each other to form a lifting power cavity 50, the rear end face of the lifting support plate 24 extends backwards into the lifting power cavity 50, a lifting threaded shaft 49 is rotatably arranged between the upper wall and the lower wall in the lifting power cavity 50, the outer circle end face of the lifting threaded shaft 49 is in threaded connection with the rear end of the lifting support plate 24, a lifting motor 51 is fixedly arranged in the lower wall of the lifting power cavity 50, and the lower end of the lifting threaded shaft 49 is in power connection with the lifting motor 51.

Advantageously, a driven bevel gear 16 meshed with the meshing bevel gear 15 is rotatably arranged on the left wall in the meshing cavity 69, a power transmission shaft 23 is fixedly connected to the axis of the left end face of the driven bevel gear 16, a rotary generator 22 is fixedly arranged on the left wall in the meshing cavity 69, and the rotary generator 22 is in power connection with the power transmission shaft 23.

Beneficially, a sliding plate 30 is arranged in the supporting and connecting cavity 27, the clamping support rod 31 extends to the inner wall of the sliding plate 30 and is slidably connected with the inner wall of the sliding plate 30, a clamping cavity 29 which is bilaterally symmetrical is arranged at the inner upper side of the sliding plate 30, a slide block cavity 53 which is bilaterally symmetrical and has an outward opening is arranged at the lower side of the clamping support rod 31, a clamping slide block 52 which can move left and right is arranged in the slide block cavity 53, and a slide block spring 54 is fixedly connected between one side end surface of the clamping slide block 52 close to the symmetry center and one side end wall of the slide block cavity 53 close.

Beneficially, the lower side of the end surface of the sliding plate 30 close to one side of the symmetric center is hinged to the end surface of the supporting sliding plate 55 far away from one side of the symmetric center, the front wall and the rear wall of the sliding cavity 40 are communicated with sliding clamping cavities 47 symmetric around the front and the rear of the sliding cavity 40, the upper side of the sliding clamping cavity 47 far away from one side of the symmetric center is communicated with clamping supporting cavities 48, the supporting sliding plate 55 close to one side of the symmetric center and located in the sliding cavity 40 are fixedly provided with supporting clamping rods 56, the front ends and the rear ends of the supporting clamping rods 56 extend to the front and the rear sides of the sliding clamping cavities 47 and are clamped, the front ends and the rear ends of the supporting clamping rods 56 are provided with sliding cavities 57 symmetric around the front and the rear of the sliding cavity 40 and provided with outward openings, sliding sliders 59 capable of moving back and having the same size as the clamping supporting cavities 48 are arranged in the sliding cavities 57, one side end surface of the sliding slider A sliding spring 58 is fixedly connected between the walls.

Beneficially, a gear cavity 41 is arranged in the rear wall and the front wall of the left side pulley cavity 39, the power rotating shaft 36 extends into the gear cavity 41 and is fixedly connected with a transmission bevel gear 42 which is engaged with each other, a driving bevel gear 45 which can be engaged with the transmission bevel gear 42 is rotatably arranged on the front wall in the gear cavity 41, a power motor 44 is fixedly arranged in the front wall of the gear cavity 41, the front end of the driving bevel gear 45 is connected with the power motor 44 in a power mode, and symmetrical power cavities 43 which are equal in size and same in internal structure as the gear cavity 41 and are symmetrical are arranged in the rear wall of the rear side pulley cavity 39 and the right side pulley cavity 39.

Beneficially, the centrifugal cavity 66 with an outward opening is arranged in the annular matrix on the end face of the outer circle of the centrifugal wheel 64, a centrifugal slider 67 capable of moving up and down is arranged in the centrifugal cavity 66, the centrifugal slider 67 is close to the end face on one side of the axis of the centrifugal wheel 64 and the centrifugal cavity 66 is close to a centrifugal spring 65 fixedly connected between the end walls on one side of the axis of the centrifugal wheel 64, a contact sliding plate 63 capable of moving up and down is arranged on the lower side in the clutch cavity 68 and below the centrifugal wheel 64, a clutch spring 61 is fixedly connected between the lower end face of the contact sliding plate 63 and the lower end face of the clutch cavity 68, and a contact sensor 62 is fixedly arranged on the lower side of the right wall of the.

In the initial state, the flip closure panel 18 is in the flip open position, the lift support panel 24 is in the upper limit position, the support panel 32 is in the flip upright position, the support slide 55 is in the lower limit position, and the contact slide 63 is in the upper limit position.

During operation, the signal transmitting tower 11 performs information sharing through the signal transmitter 21, at this time, wind power drives the wind vane 12 to rotate, the support connecting rod 13 which is supported by the rotation is driven to rotate to drive the transmission rotating shaft 14 to rotate, the transmission rotating shaft 14 rotates to drive the meshing bevel gear 15 to rotate, the meshing bevel gear 15 drives the driven bevel gear 16 to rotate through gear meshing, the driven bevel gear 16 rotates through the power transmission shaft 23 to provide power for the rotating generator 22 to generate electricity, at the same time, the meshing bevel gear 15 drives the matching bevel gear 25 to rotate through gear meshing, the matching bevel gear 25 drives the centrifugal wheel 64 to rotate through the power input shaft 60, at this time, the centrifugal wheel 64 rotates to enable the centrifugal slider 67 to be subjected to centrifugal force, the centrifugal slider 67 overcomes the elastic force of the centrifugal spring 65 to move outwards due to the centrifugal force, at, the centrifugal slide block 67 at the lower side pushes the contact slide plate 63 to have smaller thrust, at this time, the contact slide plate 63 has smaller downward moving distance due to the thrust against the elastic force of the clutch spring 61, and the contact slide plate 63 is not in contact with the contact sensor 62, when the wind force is too large and severe weather such as typhoon occurs, the rotating speed of the wind vane 12 is too high, at this time, the rotating speed of the centrifugal wheel 64 is increased, and the thrust of the contact slide plate 63 is increased, at this time, the downward moving distance of the contact slide plate 63 is increased, when the contact slide plate 63 is in contact with and butts against the left end surface of the contact sensor 62, the contact sensor 62 controls the power motor 44 to start, at this time, the power motor 44 drives the drive bevel gear 45 to rotate, the drive bevel gear 45 drives the drive bevel gear 42 to rotate through gear engagement transmission, at this time, the drive bevel gear 42 rotates, the supporting belt wheel 34 rotates to drive the supporting rotating shaft 33 to rotate, the supporting rotating shaft 33 rotates to drive the supporting mounting plate 32 to turn ninety degrees, in the process, the supporting sliding plate 55 is hinged with the sliding plate 30, at the moment, the sliding plate 30 does turning motion relative to the supporting mounting plate 32, at the moment, the sliding plate 30 drives the supporting mounting plate to turn over while sliding with the mounting support rod 31 at a distance, when the sliding distance between the sliding plate 30 and the mounting support rod 31 reaches the maximum, the mounting sliding block 52 moves to the mounting cavity 29, at the moment, the mounting sliding block 52 moves outwards and is mounted in the mounting cavity 29 under the elastic force of the sliding block spring 54, at the moment, the supporting sliding plate 55 is pulled by the hinged connection of the sliding plate 30 and moves upwards along the sliding cavity 40, at the moment, the supporting mounting rod 56 moves upwards along the sliding mounting cavity 47, when the supporting mounting rod 56 moves to the upper limit position, the sliding block 59 moves to the mounting supporting cavity 48, at the moment, the sliding block 59 moves outwards under the elastic action of the sliding spring 58 and is clamped in the clamping supporting cavity 48, the effect of fixing and clamping is achieved, the supporting plate 32 is located at the horizontal overturning position, the electromagnetic supporting plate 35 is powered on and has magnetic force and adsorbs the supporting plate 32, meanwhile, the lifting motor 51 is started to drive the lifting threaded shaft 49 to rotate reversely, the lifting threaded shaft 49 rotates reversely and drives the lifting supporting plate 24 to move downwards through threaded connection, the lifting supporting plate 24 drives the signal emitter 21 to move downwards to the inside of the lifting cavity 20, the supporting overturning shaft 17 rotates due to deformation of the internal torsion spring, the supporting overturning shaft 17 drives the overturning sealing plate 18 to overturn and close the upper side of the lifting cavity 20, the effect of sealing the lifting cavity 20 is achieved, and the effect of protecting the signal emitter 21 from typhoon weather is achieved.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. An information sharing system based on internet security comprises a signal transmitter, and is characterized in that: the upper side in the signal transmitting tower is provided with lifting cavities which are bilaterally symmetrical and have upward openings, the lifting cavities are internally provided with lifting support plates capable of moving up and down, the upper end surfaces of the lifting support plates are fixedly provided with signal transmitters for signal transmission, the upper side of the right wall of the lifting cavity is communicated with a closed cavity, a support turnover shaft containing a torsion spring is rotatably arranged between the front wall and the rear wall in the closed cavity, the outer end surface of the support turnover shaft is fixedly connected with a turnover closing plate, the left wall of the lifting cavity on the right side is internally provided with a clutch cavity, the clutch cavity is internally rotatably provided with a centrifugal wheel, the axle center of the left end surface of the centrifugal wheel is fixedly connected with a power input shaft, the left wall of the clutch cavity is internally provided with a meshing cavity, the left end surface of the power input shaft extends into the meshing cavity and is fixedly connected with, the axis of the upper end face of the meshing bevel gear is fixedly connected with a transmission rotating shaft, the transmission rotating shaft extends to the upper part of the upper end face of the signal transmitting tower, supporting connecting rods are distributed on the upper side annular matrix of the excircle end face of the transmission rotating shaft in an arrangement mode, a wind vane is fixedly arranged on one side, away from the transmission rotating shaft, of the supporting connecting rods, four supporting cavities which are equal in size and outward in opening are arranged on the lower side annular matrix in the signal transmitting tower, the supporting rotating shaft is rotatably arranged on the lower side between the front wall and the rear wall in the supporting cavities, a supporting belt wheel is fixedly connected to the middle position of the excircle end face of the supporting rotating shaft, a supporting installation plate containing certain magnetism is fixedly connected to the outer end face of the supporting rotating shaft, a supporting connection cavity which is inward in opening is arranged on one side, close to a symmetry center, a supporting, the lower wall of the supporting cavity is communicated with a belt wheel cavity, a power rotating shaft is rotatably arranged between the front wall and the rear wall in the belt wheel cavity, the end surface of the excircle of the power rotating shaft is fixedly connected with a power belt wheel, a transmission belt is wound between the power belt wheel and the supporting belt wheel, one side wall of the supporting cavity, which is close to the symmetry center, is communicated with a sliding cavity, a supporting sliding plate capable of moving up and down is arranged in the sliding cavity, and electromagnetic supporting plates are fixedly arranged on the ground outside the left side and the right side of the signal; the rear walls of the lifting cavities on the left side and the right side are communicated with lifting power cavities, the rear end surfaces of the lifting support plates extend backwards into the lifting power cavities, lifting threaded shafts are rotatably arranged between the upper wall and the lower wall of each lifting power cavity, the excircle end surfaces of the lifting threaded shafts are in threaded connection with the rear ends of the lifting support plates, lifting motors are fixedly arranged in the lower walls of the lifting power cavities, and the lower ends of the lifting threaded shafts are in power connection with the lifting motors; a driven bevel gear meshed with the meshing bevel gear is rotatably arranged on the left wall in the meshing cavity, the axis of the left end face of the driven bevel gear is fixedly connected with a power transmission shaft, a rotary generator is fixedly arranged in the left wall of the meshing cavity, and the rotary generator is in power connection with the power transmission shaft; a sliding plate is arranged in the supporting and connecting cavity, the clamping supporting rod extends to the inner wall of the sliding plate and is in sliding connection with the inner wall of the sliding plate, a clamping cavity which is bilaterally symmetrical is arranged at the upper side in the sliding plate, a sliding block cavity which is bilaterally symmetrical and has an outward opening is arranged at the lower side of the clamping supporting rod, a clamping sliding block which can move left and right is arranged in the sliding block cavity, and a sliding block spring is fixedly connected between the end surface of one side of the clamping sliding block, which is close to the symmetrical center, and the end wall of; the lower side of the end surface of one side of the sliding plate close to the symmetric center is hinged with the end surface of one side of the supporting sliding plate far away from the symmetric center, the front wall and the rear wall of the sliding cavity are communicated with sliding clamping cavities which are symmetrical with respect to the sliding cavity in the front-rear direction, the upper part of one side of the sliding clamping cavity far away from the symmetric center is communicated with a clamping supporting cavity, the supporting sliding plate is close to the end surface of one side of the symmetric center and is fixedly provided with a supporting clamping rod in the sliding cavity, the front end and the rear end of the supporting clamping rod extend into the sliding clamping cavities at the front side and the rear side and are clamped, the front end and the rear end of the supporting clamping rod are provided with sliding cavities which are symmetrical with each other in the front-rear direction and have outward openings, a sliding slide block which can move back and forth and has the same size as the clamping support cavity is arranged in the sliding cavity, a sliding spring is fixedly connected between the end surface of one side of the sliding slide block, which is close to the sliding cavity, and the end wall of one side of the sliding cavity, which is close to the sliding cavity; gear cavities are arranged in the rear wall of the left pulley cavity and the left wall of the front pulley cavity, the power rotating shafts respectively extend into the gear cavities and are fixedly connected with transmission bevel gears which are meshed with each other, a driving bevel gear which can be meshed with the transmission bevel gears is rotatably arranged on the front wall in the gear cavities, power motors are fixedly arranged in the front walls of the gear cavities, the front ends of the driving bevel gears are in power connection with the power motors, and symmetrical power cavities which are equal in size and internal structure to the gear cavities and are symmetrical to the gear cavities are arranged in the rear walls of the right and right pulley cavities in the rear side; the centrifugal wheel excircle end face annular matrix is equipped with the outside centrifugal chamber of opening, be equipped with the centrifugal slider that can reciprocate in the centrifugal chamber, centrifugal slider is close to centrifugal wheel axle center a side end face with the centrifugal chamber is close to fixedly connected with centrifugal spring between the end wall of centrifugal wheel axle center a side, separation and reunion intracavity downside just is located the centrifugal wheel below is equipped with the contact slide that can reciprocate, contact slide down the terminal surface with fixedly connected with separation and reunion spring between the separation and reunion chamber lower wall terminal surface, separation and reunion chamber right side wall downside just is located the fixed contact pick-up that is equipped with in contact slide below.