CN111769408A - Electric power facility protection, supervision and control system and use method thereof - Google Patents
Electric power facility protection, supervision and control system and use method thereof Download PDFInfo
- Publication number
- CN111769408A CN111769408A CN202010491890.6A CN202010491890A CN111769408A CN 111769408 A CN111769408 A CN 111769408A CN 202010491890 A CN202010491890 A CN 202010491890A CN 111769408 A CN111769408 A CN 111769408A
- Authority
- CN
- China
- Prior art keywords
- breaking
- rope
- supervision
- electric power
- inelastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
- H01R13/637—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only by fluid pressure, e.g. explosion
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention discloses a power facility protection, supervision and control system and a use method thereof, belonging to the field of power management and control, the power facility protection, supervision and control system and the use method thereof are characterized in that a unidirectional expansion air bag is arranged at a joint of a cable bus, when an accident occurs, the unidirectional expansion air bag can be intelligently controlled to expand, and simultaneously, under the action of a transverse inelastic restraining rope, the unidirectional expansion air bag intelligently expands longitudinally along the direction of a longitudinal joint of a cable, so that two plug-in type joints are disconnected in the continuous expansion process, the effect of self-power-off is realized, the accident dangerous situation continues to spread, secondary damage is reduced, safety is improved, and simultaneously, when the unidirectional expansion air bag is continuously inflated, the unidirectional expansion air bag can burst, so that a pre-burst ball point can be scattered outwards along with the inelastic restraining rope and hit a nearby object to burst, the insulating oil which overflows from the cable bus effectively ensures the insulativity and safety after the cable bus is disconnected.
Description
Technical Field
The invention relates to the field of electric power management and control, in particular to an electric power facility protection, supervision and control system and a using method thereof.
Background
The power system mainly comprises two categories of power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, and the power supply equipment mainly comprises power transmission lines, transformers, contactors and the like with various voltage grades. There are many electrical devices in an electrical power system, and they are generally classified into electrical primary devices and electrical secondary devices according to their roles in operation. Electric primary equipment is equipment directly participating in production, transformation, transmission, distribution and consumption of electric energy, is called electric primary equipment and mainly comprises: equipment for the production and transformation of electrical energy, such as generators, motors, transformers, etc.; switching devices for switching on and off a circuit, such as circuit breakers, disconnectors, contactors, fuses, and the like; a current carrying conductor and a gas-insulated device. Such as bus bars, power cables, insulators, wall bushings, etc.; devices for limiting overcurrent or overvoltage, such as current-limiting reactors, lightning arresters, and the like; mutual inductor class equipment: the high voltage and the large current in the primary loop are reduced, and the high voltage and the large current are used for a measuring instrument and a relay protection device, such as a voltage transformer and a current transformer. In order to ensure the normal operation of the electrical primary equipment, the equipment for measuring, monitoring, controlling, regulating and the like the operation state thereof is called electrical secondary equipment. The device mainly comprises various measuring meters, various relay protection and automatic devices, direct-current power supply equipment and the like.
In many areas of large-scale electric power facilities, rancour electric power facilities are generally required to be subjected to safety supervision, because the large-scale electric power facilities can generate high heat during operation, the accumulated heat has great potential safety hazards, the risk of fire caused by the fact that the temperature cannot be timely discharged exists, and even the risk of secondary injury caused by spreading of an accident situation possibly exists.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a power facility protection, supervision and management system and a use method thereof, the unidirectional expansion air bag is arranged at the joint of a cable bus of power equipment, when an accident happens, the unidirectional expansion air bag can be intelligently controlled to expand, and simultaneously, under the action of an inelastic restraining rope transversely arranged in the unidirectional expansion air bag, the unidirectional expansion air bag intelligently expands longitudinally along the direction of the longitudinal joint of the cable, so that two plug-in type joints are disconnected in the continuous expansion process, the effect of self-power-off is realized, the accident dangerous situation continues to spread, secondary damage is reduced, the safety is improved, and meanwhile, when the unidirectional expansion air bag is continuously inflated, the unidirectional expansion air bag can burst, so that a pre-breaking ball point can be scattered outwards along with the inelastic restraining rope and hit a nearby object to break, the insulating oil which overflows from the cable bus effectively ensures the insulativity and safety after the cable bus is disconnected.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A power facility protection supervision management and control system comprises a power control center, a plurality of power equipment and a plurality of cable buses for power equipment power-on connection, wherein the end parts of the cable buses are connected with plug-in connectors, the outer ends of the plug-in connectors are provided with temperature sensors, the outer ends of the joint parts of the plug-in connectors on the two connected cable buses are fixedly wrapped with intelligent inflatable airbags, the temperature sensors and the intelligent inflatable airbags are in signal connection with the power control center, each intelligent inflatable airbag comprises an intelligent inflatable assembly in signal connection with the power control center and a one-way inflatable airbag communicated with the intelligent inflatable assembly, a plurality of uniformly distributed inelastic restraining ropes are fixedly connected between the middle part of the inner end of the one-way inflatable airbag and the two plug-in connectors, and the one-way inflatable airbags are arranged at the joint parts of the cable buses of the power equipment, when the unexpected condition takes place, can the one-way inflation gasbag inflation of intelligent control, simultaneously under the effect of the horizontal inelastic suppression rope that sets up in the one-way inflation gasbag, one-way inflation gasbag intelligence carries out longitudinal expansion along the direction of cable longitudinal joint department, thereby in the continuous inflation in-process, with two plug-in type joint departments disconnection, realize the effect from the outage, unexpected dangerous situation continues the condition emergence of stretching, reduce the secondary damage, improve the security, simultaneously when continuing to aerify, one-way inflation gasbag can burst, thereby make the ball point of prefracture can be along with the inelastic suppression rope outwards four-ways and strike near object fracture, the insulating oil that its inside can spill over, effectively guarantee insulating nature and security after the disconnection of cable bus.
Further, when the power equipment normally operates, the one-way expansion airbag is in a shriveled state, the inelastic suppression rope is in a loose state, so that when the power equipment normally operates, the inelastic suppression rope is not stressed, the insulating oil in the inelastic suppression rope is difficult to leak under the condition of normal use, and the safe and stable transportation of the cable bus to the electric power under the normal condition is effectively guaranteed.
Further, it is a plurality of the distribution area of inelastic suppression rope on one-way inflation gasbag is not less than one-way inflation gasbag whole regional half, it is better to one-way inflation gasbag's horizontal effect of dragging effectively to guarantee inelastic suppression rope, make when taking place unexpected dangerous condition, can effectively avoid one-way inflation gasbag lateral expansion, effectively guide one-way inflation gasbag carries out one-way inflation on vertical, thereby make one-way inflation gasbag when the inflation, can connect two plug-in type together and connect to the orientation that deviates from each other and play the effect of dragging, thereby effectively guarantee under the unexpected circumstances, the disconnection of intelligent control cable bus, and then effectively restrain unexpected dangerous condition and continue the condition emergence of stretching, reduce the secondary damage, the safety is improved.
Further, the inelastic inhibition rope comprises an outer cladding layer and an inner oil storage layer wrapped in the outer cladding layer, insulating oil is filled inside the inner oil storage layer, a plurality of uniformly distributed pre-breaking ball points are fixedly connected to the outer end of the inner oil storage layer, the pre-breaking ball points penetrate through the outer cladding layer and extend out of the outer cladding layer, when the unidirectional expansion airbag is continuously inflated and cracked, the inelastic inhibition rope loses the supporting force of the unidirectional expansion airbag, and meanwhile, under the action of the burst impact force of the inelastic inhibition rope, the pre-breaking ball points are scattered outwards along with the inelastic inhibition rope and impact nearby objects, so that the pre-breaking ball points are broken, the inelastic inhibition rope losing the supporting force can droop near the plug-in connector, the insulating oil can overflow from the inside of the inelastic inhibition rope, and the insulativity and the safety after the disconnection of the cable bus are effectively guaranteed.
Furthermore, the pre-breaking ball point comprises a pre-breaking rod end fixedly connected with the inner oil storage layer and a pre-breaking ball end fixedly connected to the end part of the pre-breaking rod end, and the outer cladding, the pre-breaking ball end and the pre-breaking rod end are communicated with each other.
Further, the inside heat conduction stick that is provided with of interior oil reservoir, the heat conduction stick is made by the glass fiber material, before two plug-in type connect the disconnection under normal use and unexpected circumstances, can effectively heat conduction, with the outside conduction of heat of the junction of two plug-in type joints to restrain two plug-in type joint departments because of the higher heat emergence unexpected circumstances, effectively improve the security.
Furthermore, the pre-breaking ball end comprises an embedded semispherical end fixedly connected with the pre-breaking rod and an externally-displaying semispherical end fixedly connected with the end part of the embedded semispherical end, the embedded semispherical end is completely positioned in the outer covering layer, and the lower end part of the externally-displaying semispherical end is embedded into the outer covering layer.
Furthermore, the hemisphere end of appearance is made for fragile material for the hemisphere end of appearance is fragile when receiving the impact force when one-way inflation gasbag bursts, is convenient for overflow of its inside insulating oil, interior oil reservoir, pre-broken pole end and embedded hemisphere end are elastic soft material and make, and the three all is in the inflation state, makes the hemisphere end of appearance after the breakage, and the in-process that the three resumes deformation can be to outwards pushing insulating oil, and then accelerates the overflow rate of insulating oil, makes it in time insulate the plug-in type joint department of disconnection, improves the security.
Furthermore, an inner breaking-assisting elastic rope for assisting in breaking the rough rope is arranged between every two adjacent pre-breaking ball points, two end parts of the inner breaking-assisting elastic rope are respectively fixedly connected with the plug-in type joint and the one-way expansion airbag, although the length of the non-elastic restraining rope cannot be changed in the expansion process of the one-way expansion airbag, the non-elastic restraining rope can change in angle along with the expansion of the one-way expansion airbag and is straightened, so that the inner breaking-assisting elastic rope can rub against the end of the pre-breaking rod to assist in breaking the end of the pre-breaking rod, rupture of the pre-breaking ball points is assisted from the inside, so that the insulating oil overflows more rapidly, the safety is improved, a hard outer rolling friction layer is fixedly connected to the outer end of the inner breaking elastic rope, which is close to the pre-breaking ball points, the outer surface of the outer rolling friction layer is in a multi-pointed convex shape, so that the non-elastic restraining rope is gradually straightened and, the outer rolling friction layer can rub with the surface of the pre-breaking ball end to a certain degree, the pre-breaking rod end is broken in an auxiliary mode, and the outer rolling friction layer is not in contact with or is not in stressed contact with the pre-breaking ball point, so that the outer rolling friction layer is not prone to contacting the pre-breaking ball point in normal use, and the pre-breaking rod end is not prone to accidental breakage under the condition.
A power facility protection, supervision and control system comprises the following use methods:
s1, firstly, monitoring the operating temperature of the power equipment by the temperature sensor, so that the power control center can determine the operating temperature of each power equipment;
s2, when the temperature sensor monitors that the temperature of the electric equipment is abnormally increased, feeding the temperature information back to the electric control center;
s3, the electric control center controls the intelligent inflating assembly to inflate the unidirectional inflating airbag (2) and controls the unidirectional inflating airbag (2) to expand;
s4, under the pulling force effect of the inelastic restraining rope (3), the one-way expansion airbag (2) expands longitudinally until two plug-in connectors (1) of a cable bus on the corresponding power equipment are disconnected, and meanwhile, the inelastic restraining rope (3) overflows insulating oil, so that the power equipment is automatically disconnected in an abnormal state, and potential safety hazards are reduced.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme is through the one-way inflation gasbag that the joint department of the cable bus at power equipment set up, when the unexpected condition takes place, can the one-way inflation gasbag inflation of intelligent control, simultaneously under the effect of the horizontal inelastic suppression rope that sets up in the one-way inflation gasbag, the one-way inflation gasbag intelligence carries out longitudinal expansion along the direction of cable longitudinal joint department, thereby continuously constantly expanding the in-process, with two plug-in type joint department disconnection, realize the effect from the outage, unexpected dangerous situation continues the condition emergence of stretching, reduce the secondary damage, the improvement security, when continuing to aerify simultaneously, one-way inflation gasbag can burst, make the ball point of prefracture can outwards scatter and strike near object along with inelastic suppression rope and break, its inside insulating oil that can spill over, effectively guarantee insulating nature and security after the cable bus disconnection.
(2) When the power equipment normally operates, the one-way expansion airbag is in a shriveled state, the inelastic suppression rope is in a loose state, so that when the power equipment normally operates, the inelastic suppression rope is not stressed, the insulating oil in the inelastic suppression rope is difficult to leak under the condition of normal use, and the safe and stable transportation of the cable bus to the power under the normal condition is effectively guaranteed.
(3) The distribution area of a plurality of inelastic suppression ropes on one-way inflation gasbag is not less than one-way inflation gasbag whole regional half, it is better to the horizontal effect of dragging of one-way inflation gasbag to effectively guarantee inelastic suppression rope, make when the dangerous condition that meets accident, can effectively avoid one-way inflation gasbag lateral expansion, effectively guide one-way inflation gasbag to carry out one-way inflation on vertical, thereby make one-way inflation gasbag when expanding, can connect the plug-in type together to two and connect and play the effect of dragging to the direction that deviates from each other, thereby effectively guarantee under the unexpected condition, the disconnection of intelligent control cable bus, and then the condition emergence that the unexpected dangerous condition of effective suppression continues to stretch, reduce the secondary damage, the safety is improved.
(4) The inelastic inhibition rope comprises an outer cladding layer and an inner oil storage layer wrapped in the outer cladding layer, insulating oil is filled inside the inner oil storage layer, a plurality of uniformly distributed pre-breaking ball points are fixedly connected to the outer end of the inner oil storage layer, the pre-breaking ball points penetrate through the outer cladding layer and extend out of the outer cladding layer, when the unidirectional expansion airbag is continuously inflated and cracked, the inelastic inhibition rope loses the supporting force of the unidirectional expansion airbag, meanwhile, under the action of the cracked impact force, the pre-breaking ball points can scatter outwards along with the inelastic inhibition rope and impact nearby objects, the pre-breaking ball points are cracked, the inelastic inhibition rope losing the supporting force can droop nearby a plug-in type joint, the internal insulating oil can overflow, and the insulativity and safety after the disconnection of a cable bus are effectively guaranteed.
(5) The pre-breaking ball point comprises a pre-breaking rod end fixedly connected with the inner oil storage layer and a pre-breaking ball end fixedly connected with the end part of the pre-breaking rod end, and the outer cladding, the pre-breaking ball end and the pre-breaking rod end are communicated with each other.
(6) Interior oil storage layer inside is provided with the heat conduction stick, and the heat conduction stick is made by the glass fiber material, before two plug-in type joint disconnection under normal use and unexpected circumstances, can effectively heat conduction, with the outside conduction of heat of the junction of two plug-in type joints to restrain two plug-in type joint departments because of the higher heat emergence unexpected circumstances, effectively improve the security.
(7) The pre-breaking ball end comprises an embedded semispherical end fixedly connected with the pre-breaking rod and an external semispherical end fixedly connected with the end part of the embedded semispherical end, the embedded semispherical end is completely positioned in the external cladding, and the lower end part of the external semispherical end is embedded into the external cladding.
(8) The hemisphere end of exon is made for fragile material, make the hemisphere end of exon fragile when receiving the impact force of one-way inflation gasbag when exploding and splitting, be convenient for overflow of its inside insulating oil, interior oil reservoir, it is the elastic soft material to make to break pole end and embedded hemisphere end in advance, and the three all is in the inflation state, make the hemisphere end of exon after the breakage, the in-process that resumes deformation at the three can be to outwards pushing insulating oil, and then the overflow rate of insulating oil with higher speed, make it in time to insulate the plug-in type joint department of disconnection, the security is improved.
(9) The inner breaking-assisting elastic rope for assisting in breaking the rough rope is arranged between two adjacent pre-breaking ball points, two end parts of the inner breaking-assisting elastic rope are respectively and fixedly connected with the plug-in type joint and the one-way expansion air bag, although the length of the non-elastic restraining rope cannot be changed in the expansion process of the one-way expansion air bag, the non-elastic restraining rope can change along with the expansion of the one-way expansion air bag, the non-elastic restraining rope is straightened, so that the inner breaking-assisting elastic rope can rub against the end of the pre-breaking rod to assist in breaking the end of the pre-breaking rod, the breaking of the pre-breaking ball points is assisted from the inside, the insulating oil can overflow more rapidly, the safety is improved, the outer end, close to the pre-breaking ball points, of the inner breaking-assisting elastic rope is fixedly connected with a hard outer rolling friction layer, the outer surface of the outer rolling friction layer is in a multi-pointed and sharp convex shape, and the outer rolling friction layer can rub against the surface of, the auxiliary pre-breaking rod end is broken, and the outer fluctuating friction layer is not in contact with or is not in stressed contact with the pre-breaking ball point, so that the outer fluctuating friction layer is not easy to contact with the pre-breaking ball point in normal use, and the pre-breaking rod end is not easy to break accidentally under the condition.
Drawings
FIG. 1 is a principal system block diagram of the present invention;
FIG. 2 is a schematic structural view of the cable bus junction of the present invention when wrapped with a one-way inflatable bladder;
FIG. 3 is a schematic diagram of the process of automatically disconnecting the cable bus under abnormal conditions according to the present invention;
FIG. 4 is a schematic structural view of a cross-section of a non-elastic restraining cord of the present invention;
FIG. 5 is a schematic structural view of a pre-fracture ball point portion of the present invention;
FIG. 6 is a schematic view of the structure in cross section of the internal burst elastic cord of the present invention.
The reference numbers in the figures illustrate:
the heat-conducting rod comprises a plug-in type joint 1, a one-way expansion air bag 2, a non-elastic restraining rope 3, an outer cladding layer 31, an oil storage layer 32, a pre-broken rod end 41, a pre-broken ball end 42, an outer display semispherical end 421, an inner embedded semispherical end 422, an inner breaking elastic rope 5, an outer fluctuating friction layer 6 and a heat-conducting rod 7.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, an electric power facility protection, supervision and management system comprises an electric power control center, a plurality of electric power devices and a plurality of cable buses for power-on connection of the electric power devices, the end parts of the plurality of cable buses are connected with plug-in connectors 1, the outer ends of the plug-in connectors 1 are provided with temperature sensors, the outer ends of the clamping parts of the plug-in connectors 1 on the two connected cable buses are fixedly wrapped with intelligent inflatable air bags, the temperature sensors and the intelligent inflatable air bags are connected with the electric power control center through signals, and each intelligent inflatable air bag comprises an intelligent inflatable assembly connected with the electric power control center through signals and a one-way inflatable air bag 2 communicated with the intelligent inflatable assembly.
Referring to fig. 2, a plurality of uniformly distributed inelastic restraining ropes 3 are fixedly connected between the middle part of the inner end of the unidirectional expansion airbag 2 and the two plug-in type connectors 1, when the power equipment normally operates, the unidirectional expansion airbag 2 is in a shriveled state, the inelastic restraining ropes 3 are in a loose state, so that when the power equipment normally operates, the inelastic restraining ropes 3 are not stressed, insulating oil in the power equipment is difficult to leak under the condition of normal use, and further, the safe and stable transportation of a cable bus to electric power under the normal condition is effectively ensured, the distribution area of the plurality of inelastic restraining ropes 3 on the unidirectional expansion airbag 2 is not lower than half of the whole area of the unidirectional expansion airbag 2, the transverse pulling effect of the inelastic restraining ropes 3 on the unidirectional expansion airbag 2 is effectively ensured to be better, and when an unexpected dangerous condition occurs, the unidirectional expansion airbag 2 can be effectively avoided from transversely expanding, one-way inflation is carried out on vertical to effective guide one-way inflation gasbag 2 to make one-way inflation gasbag 2 when the inflation, can play the effect of dragging to the direction that deviates from each other to two plug-in type connectors 1 that link together, thereby effectively guarantee under the unexpected circumstances, the disconnection of intelligent control cable bus, and then the condition that effectively restraines unexpected dangerous situation and continue to spread takes place, reduces the secondary damage, improves the security.
Referring to fig. 4, the inelastic suppression cord 3 includes an outer covering layer 31 and an inner oil reservoir layer 32 wrapped in the outer covering layer 31, the inner oil reservoir layer 32 is filled with insulating oil, the outer end of the inner oil reservoir layer 32 is fixedly connected with a plurality of uniformly distributed pre-rupture ball points, the pre-rupture ball points penetrate the outer covering layer 31 and extend out of the outer covering layer 31, when the unidirectional expansion airbag 2 is continuously inflated and exploded, the inelastic suppression cord 3 loses the supporting force of the unidirectional expansion airbag 2, and under the impact force of explosion, the pre-rupture ball points are scattered outwards along with the inelastic suppression cord 3 and hit nearby objects, so that the pre-rupture ball points rupture, the inelastic suppression cord 3 loses the supporting force and hangs down near the plug-in connector 1, the insulating oil overflows inside the inelastic suppression cord, insulation and safety after the cable bus is disconnected are effectively ensured, the pre-rupture ball points include a pre-rupture bar end 41 fixedly connected with the inner oil reservoir layer 32 and a pre-rupture ball end 42 fixedly connected to the end 41, outer cladding 31, break ball end 42 and break rod end 41 intercommunication each other in advance, the inside heat conduction stick 7 that is provided with of interior oil reservoir 32, heat conduction stick 7 is made by the glass fiber material, before two plug-in type connect 1 disconnection under normal use and unexpected circumstances, can effectively heat conduction, outwards conduct the heat of the junction of two plug-in type connect 1 to restrain two plug-in type connect 1 departments because of the higher heat emergence unexpected circumstances, effectively improve the security.
Referring to fig. 5, the pre-breaking ball end 42 includes an embedded hemispherical end 422 fixedly connected to the pre-breaking rod end 41 and an external hemispherical end 421 fixedly connected to the end of the embedded hemispherical end 422, the embedded hemispherical end 422 is completely located inside the outer cladding 31, the lower end of the external hemispherical end 421 is embedded inside the outer cladding 31, the external hemispherical end 421 is made of brittle material, the external hemispherical end 421 is easy to be broken when being impacted by the explosion of the unidirectional expansion airbag 2, so that the insulating oil inside the external hemispherical end is convenient to overflow, the internal oil storage layer 32, the pre-breaking rod end 41 and the embedded hemispherical end 422 are all made of elastic soft materials and are in an expansion state, and after the external hemispherical end 421 is broken, in the process that the three parts recover deformation, the insulating oil is pushed outwards, so that the overflow speed of the insulating oil is accelerated, the disconnected plug-in type connector 1 can be insulated in time, and the safety is improved.
Referring to fig. 6, an inner breaking-assisting elastic rope 5 for assisting in breaking the rough rope is arranged between two adjacent pre-breaking ball points, two end portions of the inner breaking-assisting elastic rope 5 are respectively and fixedly connected with the plug-in type joint 1 and the unidirectional expansion airbag 2, although the length of the non-elastic restraining rope 3 cannot be changed in the expansion process of the unidirectional expansion airbag 2, the angle of the non-elastic restraining rope 3 can be changed along with the expansion of the unidirectional expansion airbag 2 and is straightened, so that the inner breaking-assisting elastic rope 5 can rub against the end 41 of the pre-breaking rod, the end 41 of the auxiliary pre-breaking rod is broken, the breakage of the non-elastic point of the pre-breaking ball is assisted from the inside, the insulating oil overflows more rapidly, the safety is improved, the outer end of the inner breaking-assisting elastic rope 5, which is close to the pre-breaking ball points, is fixedly connected with a hard outer undulating friction layer 6, the outer surface of the outer undulating friction layer 6 presents a multi-pointed and protruding shape, so, the outer rolling friction layer 6 can rub with the surface of the pre-breaking ball end 42 to a certain extent to assist the pre-breaking rod end 41 to break, and the outer rolling friction layer 6 is not in contact with or stressed on the pre-breaking ball point, so that the outer rolling friction layer 6 is not easy to contact with the pre-breaking ball point in normal use, and the pre-breaking rod end 41 is not easy to break accidentally under the condition.
Referring to fig. 3, a power facility protection, supervision and control system is provided, which has a use method:
s1, firstly, monitoring the operating temperature of the power equipment by the temperature sensor, so that the power control center can determine the operating temperature of each power equipment;
s2, when the temperature sensor monitors that the temperature of the electric equipment is abnormally increased, feeding the temperature information back to the electric control center;
s3, the electric control center controls the intelligent inflating assembly to inflate the unidirectional inflating airbag 2 and controls the unidirectional inflating airbag 2 to expand;
s4, under the pulling force effect of the inelastic restraining rope 3, the one-way expansion airbag 2 longitudinally expands until the two plug-in type connectors 1 of the cable bus on the corresponding power equipment are disconnected, and meanwhile, the inelastic restraining rope 3 overflows insulating oil, so that the power-off processing of the power equipment in an abnormal state is realized, and the potential safety hazard is reduced.
Through the unidirectional expansion air bag 2 arranged at the joint of the cable bus of the power equipment, when an accident happens, the unidirectional expansion air bag 2 can be intelligently controlled to expand, meanwhile, under the action of the inelastic restraining rope 3 transversely arranged in the unidirectional expansion airbag 2, the unidirectional expansion airbag 2 intelligently expands longitudinally along the direction of the longitudinal connection part of the cable, thereby disconnecting the two plug-in type joints 1 in the continuous expansion process, realizing the effect of self-power-off, reducing secondary damage and improving safety when unexpected dangerous situations continue to spread, meanwhile, when the air bag continues to be inflated, the one-way expansion air bag 2 can burst, so that the pre-breaking ball point can scatter outwards along with the non-elastic restraining rope 3 and impact a nearby object to break, the insulating oil which overflows from the cable bus effectively ensures the insulativity and safety after the cable bus is disconnected.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. The utility model provides an electric power facility protection supervise management and control system, includes electric power control center, a plurality of power equipment, a plurality of temperature sensor of installing respectively on power equipment and be used for a plurality of cable buses of power equipment circular telegram connection, its characterized in that: it is a plurality of cable bus's tip all is connected with plug-in type and connects (1), two and link to each other the fixed parcel in joint department outer end of plug-in type joint (1) on the cable bus has the intelligence to aerify the gasbag, temperature sensor and intelligence are aerifyd the gasbag and all are connected with power control center signal, the intelligence is aerifyd the gasbag and is aerifyd subassembly communicating one-way expansion gasbag (2) with the intelligence with power control center signal connection's intelligence, a plurality of evenly distributed's of fixedly connected with inelastic restraint rope (3) between one-way expansion gasbag (2) inner middle part and two plug-in type joints (1).
2. The electric power facility protection, supervision and management system according to claim 1, characterized in that: when the power equipment normally operates, the one-way expansion air bag (2) is in a flat state, and the inelastic restraining rope (3) is in a loose state.
3. The electric power facility protection, supervision and management system according to claim 2, characterized in that: the distribution area of the plurality of inelastic restraining ropes (3) on the one-way inflatable air bag (2) is not lower than half of the whole area of the one-way inflatable air bag (2).
4. The electric power facility protection, supervision and management system according to claim 1, characterized in that: inelastic suppression rope (3) include surrounding layer (31) and parcel interior oil reservoir (32) in surrounding layer (31), interior oil reservoir (32) inside packing has insulating oil, a plurality of evenly distributed's of interior oil reservoir (32) outer end fixedly connected with ball point of breaing in advance, the ball point of breaing in advance runs through surrounding layer (31) and extends to outside surrounding layer (31).
5. The electric power facility protection, supervision and management system according to claim 4, characterized in that: the pre-breaking ball point comprises a pre-breaking rod end (41) fixedly connected with the inner oil storage layer (32) and a pre-breaking ball end (42) fixedly connected to the end part of the pre-breaking rod end (41), and the outer cladding (31), the pre-breaking ball end (42) and the pre-breaking rod end (41) are communicated with each other.
6. The electric power facility protection, supervision and management system according to claim 5, characterized in that: the inner oil storage layer (32) is internally provided with a heat conducting rod (7), and the heat conducting rod (7) is made of glass fiber materials.
7. The electric power facility protection, supervision and management system according to claim 5, characterized in that: pre-broken ball end (42) include with pre-broken rod end (41) fixed connection embedded hemisphere end (422) and fixed connection in embedded hemisphere end (421) of embedded hemisphere end (422) tip, embedded hemisphere end (422) are located overcoat (31) completely, the tip embedding overcoat (31) is inside under apparent hemisphere end (421).
8. The electric power facility protection, supervision and management system according to claim 7, characterized in that: the inner oil storage layer (32), the pre-breaking rod end (41) and the embedded hemispherical end (422) are all made of elastic soft materials and are in an expansion state, and the external hemispherical end (421) is made of a brittle material.
9. The electric power facility protection, supervision and management system according to claim 4, characterized in that: the pre-breaking ball point pre-breaking device is characterized in that a breaking-assisting elastic rope (5) in the rough rope is arranged between every two adjacent pre-breaking ball points, two end portions of the breaking-assisting elastic rope (5) are fixedly connected with the plug-in type connector (1) and the one-way expansion air bag (2) respectively, the outer end, close to the pre-breaking ball point, of the inner breaking-assisting elastic rope (5) is fixedly connected with a hard outer fluctuating friction layer (6), the outer surface of the outer fluctuating friction layer (6) is in a multi-tip sharp convex shape, and the outer fluctuating friction layer (6) is not in contact with the pre-breaking ball points or is not in forced contact with the pre-breaking ball points.
10. The electric power facility protection, supervision and management system according to any one of claims 1 to 9, characterized in that: the using method comprises the following steps:
s1, firstly, monitoring the operating temperature of the power equipment by the temperature sensor, so that the power control center can determine the operating temperature of each power equipment;
s2, when the temperature sensor monitors that the temperature of the electric equipment is abnormally increased, feeding the temperature information back to the electric control center;
s3, the electric control center controls the intelligent inflating assembly to inflate the unidirectional inflating airbag (2) and controls the unidirectional inflating airbag (2) to expand;
s4, under the pulling force effect of the inelastic restraining rope (3), the one-way expansion airbag (2) expands longitudinally until two plug-in connectors (1) of a cable bus on the corresponding power equipment are disconnected, and meanwhile, the inelastic restraining rope (3) overflows insulating oil, so that the power equipment is automatically disconnected in an abnormal state, and potential safety hazards are reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010491890.6A CN111769408B (en) | 2020-06-03 | 2020-06-03 | Electric power facility protection, supervision and control system and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010491890.6A CN111769408B (en) | 2020-06-03 | 2020-06-03 | Electric power facility protection, supervision and control system and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111769408A true CN111769408A (en) | 2020-10-13 |
| CN111769408B CN111769408B (en) | 2021-06-18 |
Family
ID=72720088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010491890.6A Expired - Fee Related CN111769408B (en) | 2020-06-03 | 2020-06-03 | Electric power facility protection, supervision and control system and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111769408B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112993889A (en) * | 2021-02-19 | 2021-06-18 | 安徽铁信光电科技有限公司 | Cable bridge |
| CN113035436A (en) * | 2021-02-19 | 2021-06-25 | 安徽铁信光电科技有限公司 | Fireproof cable |
| CN114215974A (en) * | 2021-12-24 | 2022-03-22 | 南京铖联激光科技有限公司 | 3D prints with protection gas device that has a warning function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4286834A (en) * | 1979-11-13 | 1981-09-01 | International Telephone And Telegraph Corporation | Interconnection system |
| CN206850382U (en) * | 2017-06-20 | 2018-01-05 | 国网山东省电力公司招远市供电公司 | A kind of fastener of power equipment |
| CN207490214U (en) * | 2017-11-13 | 2018-06-12 | 东莞市东生电子有限公司 | A kind of device convenient for attaching plug of choosing |
| CN111082263A (en) * | 2020-01-09 | 2020-04-28 | 湖南汽车工程职业学院 | Improved automobile heavy-load connector capable of improving cable protection effect |
-
2020
- 2020-06-03 CN CN202010491890.6A patent/CN111769408B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4286834A (en) * | 1979-11-13 | 1981-09-01 | International Telephone And Telegraph Corporation | Interconnection system |
| CN206850382U (en) * | 2017-06-20 | 2018-01-05 | 国网山东省电力公司招远市供电公司 | A kind of fastener of power equipment |
| CN207490214U (en) * | 2017-11-13 | 2018-06-12 | 东莞市东生电子有限公司 | A kind of device convenient for attaching plug of choosing |
| CN111082263A (en) * | 2020-01-09 | 2020-04-28 | 湖南汽车工程职业学院 | Improved automobile heavy-load connector capable of improving cable protection effect |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112993889A (en) * | 2021-02-19 | 2021-06-18 | 安徽铁信光电科技有限公司 | Cable bridge |
| CN113035436A (en) * | 2021-02-19 | 2021-06-25 | 安徽铁信光电科技有限公司 | Fireproof cable |
| CN113035436B (en) * | 2021-02-19 | 2023-02-17 | 安徽铁信光电科技有限公司 | Fireproof cable |
| CN114215974A (en) * | 2021-12-24 | 2022-03-22 | 南京铖联激光科技有限公司 | 3D prints with protection gas device that has a warning function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111769408B (en) | 2021-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111769408B (en) | Electric power facility protection, supervision and control system and use method thereof | |
| CN201230185Y (en) | Failure eliminating device for electric power line | |
| CN203551726U (en) | Electric locomotive roof insulation detecting device | |
| CN202110247U (en) | Voltage withstand batch test device for high-voltage insulation brake bar | |
| CN207818940U (en) | A kind of intelligent high-low pressure ground wire | |
| CN207572544U (en) | A kind of electric power grounding device | |
| CN209515536U (en) | A kind of horizontally openable formula ice-melt fracture isolating switch structure | |
| CN103137394A (en) | Drop-out fuse | |
| CN203787851U (en) | Maintenance device used for power supply and power transmission lines | |
| CN2927351Y (en) | Open-loop grounding device for repairing power apparatus | |
| CN103050918B (en) | Intelligent device for circularly melting ice on power transmission line with four split sub-conductors by current | |
| CN208955524U (en) | A kind of 10KV integration change platform complete set of equipments | |
| CN103050920B (en) | Binary fission wire transmission line current cycle intelligence deicing device | |
| CN203895965U (en) | Line-side circuit capable of protecting electric locomotive high voltage transformer | |
| CN208045588U (en) | A kind of high pressure protector of battery system and apply its battery system | |
| CN103050917A (en) | Intelligent device for circularly melting ice on power transmission line with twelve split sub-conductors by current | |
| CN105098691A (en) | Overhead ground wire ice melting device | |
| CN201413807Y (en) | Over-voltage disconnecting protector | |
| CN214013833U (en) | Deicing device for high-voltage line of transformer substation | |
| CN204904949U (en) | Lightnig protector | |
| CN103050923B (en) | Intelligent device for circularly melting ice on power transmission line with eight split sub-conductors by current | |
| CN103050921B (en) | Intelligent device for circularly melting ice on power transmission line with six split sub-conductors by current | |
| CN215949054U (en) | Safe conductive steel member for steel structure factory building | |
| CN203260991U (en) | Live-overhaul type arrester | |
| CN216436433U (en) | Automatic circuit breaking device of high-low voltage power equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210618 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |