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CN119360541A - Power grid security protection methods - Google Patents

Power grid security protection methods Download PDF

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Publication number
CN119360541A
CN119360541A CN202411426357.6A CN202411426357A CN119360541A CN 119360541 A CN119360541 A CN 119360541A CN 202411426357 A CN202411426357 A CN 202411426357A CN 119360541 A CN119360541 A CN 119360541A
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CN
China
Prior art keywords
safety buckle
safety
infrared
buckled
receiving unit
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Pending
Application number
CN202411426357.6A
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Chinese (zh)
Inventor
沈素兰
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Individual
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Individual
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Publication date
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Publication of CN119360541A publication Critical patent/CN119360541A/en
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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02Alarms for ensuring the safety of persons
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B35/00Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
    • A62B35/0043Lifelines, lanyards, and anchors therefore
    • A62B35/0075Details of ropes or similar equipment, e.g. between the secured person and the lifeline or anchor

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  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Lowering Means (AREA)
  • Emergency Alarm Devices (AREA)

Abstract

The invention provides a safety protection method of an electric power grid, which comprises the following steps of S1, S2, warning an operator, S21, determining a height value of the safety buckle, S22, determining whether a buckled object exists in the safety buckle, and S23, determining whether the safety buckle is buckled firmly. The invention can carry out safe buckling and firmly warning on operators, prevents danger in the future and enhances the safety.

Description

Safety protection method for electric power network
The application relates to a divisional application of application number 2023117847635, application day 2023, 12, 23 and the name of the application of a power safety protection method.
Technical Field
The invention relates to the technical field of electric power safety buckles, in particular to a safety protection method of an electric power grid.
Background
At present, in the operation process of power production, high-rise operation on the tower is more frequent, for example, tower cleaning maintenance, daily maintenance change and the like are all required to climb along the tower, the existing tower is provided with foot nails, climbing is performed through the foot nails, and in order to ensure operation safety, safety belts are required to be adopted for operation. Patent application number 2019108571969, the name is "a high altitude construction pylon climbing safety rope", discloses a relative displacement that utilizes fixed part and adjusting part, and control the ring footpath of closed rope loop to carry out the pylon climbing safety rope of cutting ferrule locking with the spike, the safety catch subassembly is arranged in rope one end, and the rope other end is arranged in to the hasp, the rope both ends all fold back and form closed rope loop, the one end of rope is folded back and is passed the safety catch subassembly, and then the fifty percent discount is fixed through a plurality of fastening rings encircling and is formed the knot, the closed rope loop footpath of safety catch subassembly one end can scale, and the safety catch subassembly comprises fixed part and adjusting part, and fixed part card is arranged in on the rope, and adjusting part cover is arranged in on the adjusting part, and through spring coupling between the fixed cover is arranged in the rope, and is fixed through the buckle, and the uide bushing is arranged in on the fixed cover, and the cover is arranged in rope body down, moves back pole vertically in fixed cover one side. The invention can be held by hands, avoid forgetting hanging steps and improve safety awareness. The safety buckle does not have a warning function, and accidents of operators can be caused.
Disclosure of Invention
The invention aims at least solving the technical problems in the prior art, and particularly creatively provides a safety protection method for an electric power grid.
In order to achieve the above object of the present invention, the present invention provides a power grid safety protection method, comprising the steps of:
s1, assembling the safety buckle, wherein the method for assembling the safety buckle comprises the following steps:
s11, opening the buckling part of the safety buckle, and sleeving the rope ring on the safety buckle;
s12, placing the spring into a spring groove, placing the jacking block into the spring groove to enable the jacking block to press the spring, and when the jacking block is completely positioned in the spring groove, extending the transverse block into the right groove to enable the jacking block accommodating groove to be aligned with the spring groove, wherein the jacking block is positioned in the jacking block accommodating groove and the spring groove under the action of spring force;
The vertical block is stretched into the upper groove, and finally screwed into the threaded hole on the transverse block through the threads at the end part of the vertical block, wherein the T-shaped block is positioned in the T-shaped groove;
The vertical block is moved into the upward groove by pressing down the transverse block until the safety buckle buckling part can be buckled with the safety buckle fixing part, the safety buckle buckling part is slowly released until the vertical block stretches into the lower groove under the action of elasticity, and when the detector detects the vertical block, the safety buckle fixing part and the safety buckle buckling part are completely buckled;
s13, binding the rope on a rope ring;
S2, warning the operator.
In a preferred embodiment of the invention, the warning is an audible warning in step S2.
In a preferred embodiment of the invention, the spring is a return spring in step S12.
In a preferred embodiment of the present invention, the grommet is made of stainless steel in step S13.
In summary, by adopting the technical scheme, the safety buckle can carry out the safety buckle warning on operators, so that danger is prevented in the future, and the safety is enhanced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic block diagram of a flow of the present invention.
Fig. 2 is a schematic structural view of the present invention.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 a.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
The invention discloses a safety protection method for an electric power grid, which is shown in fig. 2-3 and comprises a safety buckle, wherein the safety buckle comprises a safety buckle fixing part 3 and a safety buckle buckling part 1, one end of the safety buckle buckling part 1 is hinged to one end of the safety buckle fixing part 3 through a hinge spring 2, the other end of the safety buckle buckling part 1 is buckled with the other end of the safety buckle fixing part 3 under the action of the hinge spring 2, and buckling and monitoring devices are arranged on the other end of the safety buckle buckling part 1 and the other end of the safety buckle fixing part 3, so that the buckling of the safety buckle is realized through the buckling and monitoring devices;
or/and the safety buckle is provided with a buckle object monitoring device on the inner side wall of the safety buckle, and the buckle object is monitored through the buckle object monitoring device.
In a preferred embodiment of the invention, the fastening and monitoring device comprises a lower groove 10 arranged at the other end of the safety buckle fixing part 3, a detector 8 arranged at the bottom of the lower groove 10, and a signal output end of the detector 8 connected with a signal input end of the controller, wherein the detector 8 can be a pressure sensor or a proximity sensor, so that the detection of the vertical block 9 is realized, the vertical block 9 is ensured to be positioned in the lower groove 10 and a T-shaped groove, and the safety buckle fastening part 1 is ensured to be completely fastened with the safety buckle fixing part 3.
A right groove 15 is formed in the outer side wall of the safety buckle buckling part 1, an upper groove 11 is formed in the other end of the safety buckle buckling part 1, the right groove 15 and the upper groove 11 are mutually communicated to form a T-shaped groove, a T-shaped block is arranged in the T-shaped groove, a pushing device is arranged in the right groove 15, and the T-shaped block is pushed into the lower groove 10 through the pushing device;
Or the other end of the safety buckle buckling part 1 is provided with a lower groove 10, the bottom of the lower groove 10 is provided with a detector 8, and the signal output end of the detector 8 is connected with the signal input end of the controller;
The safety buckle comprises a safety buckle fixing part 3, and is characterized in that a right groove 15 is formed in the outer side wall of the safety buckle fixing part 3, an upper groove 11 is formed in the other end of the safety buckle buckling part 1, the right groove 15 and the upper groove 11 are mutually communicated to form a T-shaped groove, a T-shaped block is arranged in the T-shaped groove, a pushing device is arranged in the right groove 15, and the T-shaped block is pushed into a lower groove 10 through the pushing device.
In a preferred embodiment of the invention, the T-shaped block comprises a transverse block 14 and a vertical block 9, a threaded hole is formed in the transverse block 14, a thread matched with the threaded hole is formed in one end of the vertical block 9, the transverse block 14 is firstly extended into the right groove 15, then the vertical block 9 is extended into the upper groove 11, and finally the threaded hole in the transverse block 14 is screwed through the thread at the end part of the vertical block 9.
In a preferred embodiment of the invention, the pushing device comprises a spring groove arranged on the lower side wall of the right groove 15 and used for accommodating a spring, the spring is a return spring, a spring is arranged in the spring groove, a jacking block 13 is arranged above the spring, the spring is firstly placed in the spring groove, then the jacking block 13 is placed in the spring groove, the jacking block 13 presses the spring, when the jacking block 13 is completely positioned in the spring groove, then the transverse block 14 stretches into the right groove 15, the vertical block 9 stretches into the upper groove 11, and finally the threaded hole on the transverse block 14 is screwed through the threads at the end part of the vertical block 9. In the present embodiment, the number of the spring grooves, the springs, the jack-up blocks, and the receiving grooves may be two or three for the balance of the T-shaped blocks.
In a preferred embodiment of the present invention, the object to be fastened monitoring device includes M infrared emission units disposed on an inner sidewall of the safety fastening portion 3, where M is a positive integer greater than or equal to 1, and is a1 st infrared emission unit 5a, a2 nd infrared emission unit 6a, a3 rd infrared emission unit 7a, & gt, an mth infrared emission unit, and a control end of the mth infrared emission unit is connected to an emission control mth end of the controller, and M is a positive integer less than or equal to M, that is, the control end of the 1 st infrared emission unit 5a is connected to an emission control 1 st end of the controller, the control end of the 2 nd infrared emission unit 6a is connected to an emission control 2 nd end of the controller, the control end of the 3 rd infrared emission unit 7a is connected to an emission control 3 rd end of the controller, & gt, and the control end of the mth infrared emission unit is connected to the emission control mth end of the controller;
The safety buckle comprises M infrared receiving units arranged on the inner side wall of the safety buckle buckling part 1, wherein M is a positive integer larger than or equal to 1, and is respectively a1 st infrared receiving unit 5b, a2 nd infrared receiving unit 6b, a3 rd infrared receiving unit 7b, & gt, an mth infrared receiving unit, wherein the signal output end of the mth infrared receiving unit is connected with the signal input mth end of the controller, and M is smaller than or equal to the positive integer of M, namely the signal output end of the 1 st infrared receiving unit 5b is connected with the signal input 1 st end of the controller, the signal output end of the 2 nd infrared receiving unit 6b is connected with the signal input 2 nd end of the controller, the signal output end of the 3 rd infrared receiving unit 7b is connected with the signal input 3 rd end of the controller, and the signal output end of the mth infrared receiving unit is connected with the signal input M end of the controller;
When the safety buckle fastening part 1 fastens the safety buckle fixing part 3, infrared rays emitted by the mth infrared emission unit are just received by the mth infrared receiving unit, M is smaller than or equal to a positive integer of M, namely, infrared rays emitted by the 1 st infrared emission unit are just received by the 1 st infrared receiving unit, infrared rays emitted by the 2 nd infrared emission unit are just received by the 2 nd infrared receiving unit, infrared rays emitted by the 3 rd infrared emission unit are just received by the 3 rd infrared receiving unit, and infrared rays emitted by the mth infrared emission unit are just received by the mth infrared receiving unit.
Or M infrared emission units arranged on the inner side wall of the safety buckle buckling part 1, wherein M is a positive integer greater than or equal to 1 and is respectively a1 st infrared emission unit 5a, a2 nd infrared emission unit 6a, a 3 rd infrared emission unit 7a and an M th infrared emission unit, the control end of the M th infrared emission unit is connected with the emission control M end of the controller, and M is smaller than or equal to the positive integer of M, namely the control end of the 1 st infrared emission unit 5a is connected with the emission control 1 st end of the controller, the control end of the 2 nd infrared emission unit 6a is connected with the emission control 2 nd end of the controller, the control end of the 3 rd infrared emission unit 7a is connected with the emission control 3 rd end of the controller, and the control end of the M th infrared emission unit is connected with the emission control M end of the controller.
The safety buckle fixing part 3 comprises M infrared receiving units arranged on the inner side wall of the safety buckle buckling part 1, wherein M is a positive integer larger than or equal to 1, the M is respectively a 1 st infrared receiving unit 5b, a 2 nd infrared receiving unit 6b, a 3 rd infrared receiving unit 7b, an M-th infrared receiving unit, a signal output end of the M-th infrared receiving unit is connected with a signal input M-th end of the controller, M is a positive integer smaller than or equal to M, namely, the signal output end of the 1 st infrared receiving unit 5b is connected with a signal input 1-th end of the controller, the signal output end of the 2 nd infrared receiving unit 6b is connected with a signal input 2-th end of the controller, the signal output end of the 3 rd infrared receiving unit 7b is connected with a signal input 3 rd end of the controller, and the signal output end of the M-th infrared receiving unit is connected with the signal input M-th end of the controller;
When the safety buckle fastening part 1 fastens the safety buckle fixing part 3, the infrared rays emitted by the mth infrared emission unit are just received by the mth infrared receiving unit, and M is smaller than or equal to a positive integer of M, namely, the infrared rays emitted by the 1 st infrared emission unit are just received by the 1 st infrared receiving unit, the infrared rays emitted by the 2 nd infrared emission unit are just received by the 2 nd infrared receiving unit, the infrared rays emitted by the 3 rd infrared emission unit are just received by the 3 rd infrared receiving unit, and the infrared rays emitted by the mth infrared emission unit are just received by the mth infrared receiving unit.
In a preferred embodiment of the present invention, when m=3, the object monitoring device includes 3 infrared emission units, which are respectively a1 st infrared emission unit 5a, a2 nd infrared emission unit 6a and a3 rd infrared emission unit 7a, disposed on an inner sidewall of the safety buckle fixing portion 3, where a control end of the 1 st infrared emission unit 5a is connected to an emission control 1 st end of the controller, a control end of the 2 nd infrared emission unit 6a is connected to an emission control 2 nd end of the controller, and a control end of the 3 rd infrared emission unit 7a is connected to an emission control 3 rd end of the controller;
The 3 infrared receiving units are respectively a1 st infrared receiving unit 5b, a2 nd infrared receiving unit 6b and a 3 rd infrared receiving unit 7b, the signal output end of the 1 st infrared receiving unit 5b is connected with the signal input 1 st end of the controller, the signal output end of the 2 nd infrared receiving unit 6b is connected with the signal input 2 nd end of the controller, and the signal output end of the 3 rd infrared receiving unit 7b is connected with the signal input 3 rd end of the controller;
When the safety buckle buckling part 1 buckles the safety buckle fixing part 3, the infrared rays emitted by the 1 st infrared emission unit are just received by the 1 st infrared receiving unit, the infrared rays emitted by the 2 nd infrared emission unit are just received by the 2 nd infrared receiving unit, and the infrared rays emitted by the 3 rd infrared emission unit are just received by the 3 rd infrared receiving unit;
Or the safety buckle buckling part 1 is provided with 3 infrared emission units on the inner side wall of the safety buckle fixing part 3, namely a 1st infrared emission unit 5a, a2 nd infrared emission unit 6a and a3 rd infrared emission unit 7a, wherein the control end of the 1st infrared emission unit 5a is connected with the emission control 1st end of the controller, the control end of the 2 nd infrared emission unit 6a is connected with the emission control 2 nd end of the controller, and the control end of the 3 rd infrared emission unit 7a is connected with the emission control 3 rd end of the controller;
the 3 infrared receiving units are respectively a1 st infrared receiving unit 5b, a2 nd infrared receiving unit 6b and a 3 rd infrared receiving unit 7b, the signal output end of the 1 st infrared receiving unit 5b is connected with the signal input 1 st end of the controller, the signal output end of the 2 nd infrared receiving unit 6b is connected with the signal input 2 nd end of the controller, and the signal output end of the 3 rd infrared receiving unit 7b is connected with the signal input 3 rd end of the controller;
When the safety buckle buckling part 1 buckles the safety buckle fixing part 3, the infrared rays emitted by the 1 st infrared emission unit are just received by the 1 st infrared receiving unit, the infrared rays emitted by the 2 nd infrared emission unit are just received by the 2 nd infrared receiving unit, and the infrared rays emitted by the 3 rd infrared emission unit are just received by the 3 rd infrared receiving unit.
In a preferred embodiment of the invention, the portable electronic device further comprises a warning device arranged on the safety buckle fixing part 3, the warning device can warn an operator through the warning device, when the warning device is an audible alarm or a Bluetooth module, the warning control end of the controller is connected with the control end of the audible alarm to enable the audible alarm to give out warning voice, the warning voice can be that the safety buckle is not buckled on a buckled object, the safety buckle is buckled on the buckled object, the safety buckle fixing part 3 and the safety buckle buckling part 1 are not buckled firmly, the vertical block 9 is arranged in the lower groove 10 and the T-shaped groove, the safety buckle fixing part is guaranteed to be safe, when the warning device is a Bluetooth module, the data transmission end of the Bluetooth module is connected with the data transmission end of the controller, the intelligent handheld mobile terminal (a smart mobile phone and a smart watch) which is carried by the Bluetooth module transmits the warning voice, the warning voice can be that the safety buckle is not buckled on the buckled object, the safety buckle is buckled on the buckled object, the vertical block 9 is not buckled on the buckled object, the safety buckle fixing part 3 and the safety buckle fixing part is not buckled firmly, and the safety buckle fixing part is arranged in the lower groove 10 and the safety buckle fixing part is not buckled firmly.
The position unit comprises a wireless communication module, wherein the wireless communication module can be one or any combination of a 3G wireless communication module, a 4G wireless communication module and a 5G wireless communication module, a data transmission end of the 3G wireless communication module is connected with a data 3G transmission end of a controller, a data transmission end of the 4G wireless communication module is connected with a data 4G transmission end of the controller, a data transmission end of the 5G wireless communication module is connected with a data 5G transmission end of the controller, sending and receiving time between a receiving safety buckle and a signal base station are realized through the wireless communication module, the transmitting time is obtained, the position of the safety buckle can be rapidly calculated through the wireless communication module and a cloud management platform, when an operator does not carry an intelligent handheld mobile terminal with the cloud management platform, the operator carrying the handheld mobile terminal nearby the cloud management platform alerts the operator, the operator is informed that the safety buckle is not buckled on an object, the safety buckle is not buckled on the safety buckle, the safety buckle is not buckled on the groove, the safety buckle is not completely buckled on the groove (10) and the safety buckle is not completely buckled on the groove (10), and the safety buckle is not completely buckled on the groove (10) of the safety buckle is not completely buckled on the groove (1).
Or/and the safety buckle is sleeved with a rope ring 4, the rope ring 4 is made of stainless steel, and the rope ring can be fixedly arranged at the lower end of the safety buckle.
Or/and further includes a jacking block receiving slot provided in the bottom of the lateral block 14 for receiving the jacking block 12. Wherein, warning device, position unit and controller all can set up on the PCB circuit board, and the position that the PCB circuit board set up is set up according to the structure of safety knot.
The invention also discloses a safety protection method of the electric power network, as shown in fig. 1, comprising the following steps:
s1, assembling the safety buckle, wherein the method for assembling the safety buckle comprises the following steps:
S11, opening the safety buckle buckling part 1, and sleeving the rope ring 4 on the safety buckle;
S12, placing a spring into a spring groove, placing a jacking block 13 into the spring groove to enable the jacking block 13 to press the spring, when the jacking block 13 is completely positioned in the spring groove, then extending a transverse block 14 into a right groove 15 to enable a jacking block accommodating groove of the transverse block to be aligned with the spring groove, and under the action of spring force, enabling the jacking block 13 to be positioned in the jacking block accommodating groove and the spring groove;
The vertical block 9 is extended into the upper groove 11 and finally screwed into the threaded hole on the transverse block 14 through the threads at the end part of the vertical block 9, and the T-shaped block is positioned in the T-shaped groove;
The vertical block 9 is moved into the upper groove 11 by pressing the transverse block 14 downwards until the safety buckle buckling part 1 can be buckled with the safety buckle fixing part 3, the safety buckle buckling part 1 is slowly released until the vertical block 9 stretches into the lower groove 10 under the action of elasticity, and when the detector 8 detects the vertical block 9, the safety buckle fixing part 3 and the safety buckle buckling part 1 are completely buckled at the moment;
S13, binding the rope on the rope ring 4.
S2, warning the operator.
In a preferred embodiment of the present invention, the method for alerting the operator of the implementation in step S2 comprises the steps of:
S21, determining a safety buckle height value:
if the height value of the safety buckle is smaller than the preset height threshold value, continuing waiting, and returning to the step S21;
if the height value of the safety buckle is larger than or equal to a preset height threshold value, executing the next step;
S22, determining whether a buckled object exists in the safety buckle:
If the object to be buckled exists in the safety buckle, executing the next step;
If the safety buckle does not have a buckled object, the safety buckle gives a warning that the safety buckle is not buckled on the buckled object, and the safety buckle is buckled on the buckled object to ensure the safety of the safety buckle;
s23, determining whether the safety buckle is fastened or not:
If the safety buckle is fastened, returning to the step S21;
if the safety buckle is not fastened, the safety buckle gives a warning that the safety buckle fixing part 3 and the safety buckle fastening part 1 are not fastened firmly, and the vertical block 9 is arranged in the lower groove 10 and the T-shaped groove, so that the safety of the safety buckle is ensured.
In a preferred embodiment of the present invention, the method for determining the height value of the safety catch in step S21 is as follows:
s211, acquiring the position of a safety buckle, wherein the method for acquiring the position of the safety buckle comprises the following steps:
((x0-x1)2+(y0-y1)2+(z0-z1)2)1/2=S0,1 (1)
((x0-x2)2+(y0-y2)2+(z0-z2)2)1/2=S0,2 (2)
((x0-x3)2+(y0-y3)2+(z0-z3)2)1/2=S0,3 (3)
S0,1=ct0,1 (4)
S0,2=ct0,2 (5)
S0,3=ct0,3 (6)
Wherein, (x 0,y0,z0) represents the position coordinates of the safety catch;
(x 1,y1,z1) represents the position coordinates of the signal base station one;
(x 2,y2,z2) represents the position coordinates of the second signal base station;
(x 3,y3,z3) represents the position coordinates of the signal base station three;
c represents the propagation speed of electromagnetic waves;
S 0,1 represents the distance value between the safety buckle and the first signal base station
T 0,1 represents the transmission time between the safety buckle and the first signal base station;
s 0,2 represents the distance value between the safety buckle and the second signal base station
T 0,2 represents the transmission time between the safety buckle and the second signal base station;
S 0,3 represents the distance value between the safety buckle and the signal base station III
T 0,3 represents the transmission time between the safety buckle and the signal base station III;
S212, acquiring the position of the safety buckling ground, wherein the method for acquiring the position of the safety buckling ground comprises the following steps:
((x0′-x1)2+(y0′-y1)2+(z0′-z1)2)1/2=S0,1′ (7)
((x0′-x2)2+(y0′-y2)2+(z0′-z2)2)1/2=S0,2′ (8)
((x0′-x3)2+(y0′-y3)2+(z0′-z3)2)1/2=S0,3′ (9)
S0,1′=ct0,1′ (10)
S0,2′=ct0,2′ (11)
S0,3′=ct0,3′ (12)
Wherein, (x 0′,y0′,z0') represents the ground position coordinates of the safety catch;
(x 1,y1,z1) represents the position coordinates of the signal base station one;
(x 2,y2,z2) represents the position coordinates of the second signal base station;
(x 3,y3,z3) represents the position coordinates of the signal base station three;
c represents the propagation speed of electromagnetic waves;
S 0,1' represents the distance value between the safety buckle on the ground and the first signal base station
T 0,1' represents the transmission time between the safety buckle on the ground and the first signal base station;
S 0,2' represents the distance value between the safety buckle on the ground and the second signal base station
T 0,2' represents the transmission time between the safety buckle on the ground and the second signal base station;
S 0,3' represents the distance value between the safety buckle on the ground and the signal base station III
T 0,3' represents the transmission time between the safety buckle on the ground and the signal base station III;
S213, will be approximated (x 0′,y0′)=(x0,y0), so h=z 0-z0', H represents the safety catch height value.
In a preferred embodiment of the present invention, the method for determining whether the object is present in the safety buckle in step S22 is as follows:
S221, the controller sends control signals to the 1 st infrared emission unit 5a, the 2 nd infrared emission unit 6a and the 3 rd infrared emission unit 7a to enable the 1 st infrared emission unit 5a, the 2 nd infrared emission unit 6a and the 3 rd infrared emission unit 7a to emit infrared rays;
s222, the controller judges whether the 1 st infrared receiving unit 5b, the 2 nd infrared receiving unit 6b and the 3 rd infrared receiving unit 7b receive the infrared rays emitted by the 1 st infrared emitting unit 5a, the 2 nd infrared emitting unit 6a and the 3 rd infrared emitting unit 7 a;
If the 1 st infrared receiving unit 5bt receives infrared rays, the controller records as N t,1 =1, and if the 1 st infrared receiving unit 5bt does not receive infrared rays, the controller records as N t,1 =0;
If the 2 nd infrared receiving unit 6bt receives infrared ray, the controller records as N t,2 =1, and if the 2 nd infrared receiving unit 6bt does not receive infrared ray, the controller records as N t,2 =0;
If the 3 rd infrared receiving unit 7bt receives infrared rays, the controller records as N t,3 =1, and if the 3 rd infrared receiving unit 7bt does not receive infrared rays, the controller records as N t,3 =0;
S223, judging the size relation between N and N 0:
N t≥N0,Nt represents a time t accumulated value, N 0 represents a preset judgment threshold value, where N 0 takes 3,
N t=Nt,1+Nt,2+Nt,3, no buckled object exists in the safety buckle;
N t<N0,Nt represents a t moment accumulated value, N 0 represents a preset judgment threshold value, and N t=Nt,1+Nt,2+Nt,3, the buckled object exists in the safety buckle.
In a preferred embodiment of the present invention, the method for determining whether the safety catch is fastened in step S23 is as follows:
The controller determines whether the pressure value detected by the detector 8 is greater than or equal to a preset pressure threshold:
if the pressure value detected by the detector 8 is greater than or equal to a preset pressure threshold value, the safety buckle fixing part 3 and the safety buckle buckling part 1 are completely buckled;
If the pressure value detected by the detector 8 is smaller than the preset pressure threshold, the safety buckle fixing part 3 and the safety buckle buckling part 1 are not fastened firmly.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims (4)

1. The power grid safety protection method is characterized by comprising the following steps of:
s1, assembling a safety buckle;
s2, warning the implementation of the operator, and the method for warning the implementation of the operator comprises the following steps:
S21, determining a safety buckle height value:
if the height value of the safety buckle is smaller than the preset height threshold value, continuing waiting, and returning to the step S21;
if the height value of the safety buckle is larger than or equal to a preset height threshold value, executing the next step;
S22, determining whether a buckled object exists in the safety buckle:
If the object to be buckled exists in the safety buckle, executing the next step;
if the buckled object does not exist in the safety buckle, the safety buckle gives out a warning;
s23, determining whether the safety buckle is fastened or not:
If the safety buckle is fastened, returning to the step S21;
If the safety buckle is not fastened, the safety buckle gives out an alarm.
2. The method according to claim 1, wherein the warning is an audible warning in step S2.
3. The method of claim 1, wherein the spring is a return spring in step S12.
4. The power grid safety protection method according to claim 1, wherein in step S13, the rope ring is made of stainless steel.
CN202411426357.6A 2023-06-18 2023-12-23 Power grid security protection methods Pending CN119360541A (en)

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