CN114123176A - Emergency power supply equipment for preventing power supply interruption of power distribution network caused by natural disasters - Google Patents
Emergency power supply equipment for preventing power supply interruption of power distribution network caused by natural disasters Download PDFInfo
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- CN114123176A CN114123176A CN202111352407.7A CN202111352407A CN114123176A CN 114123176 A CN114123176 A CN 114123176A CN 202111352407 A CN202111352407 A CN 202111352407A CN 114123176 A CN114123176 A CN 114123176A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/007—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
- H02J3/0073—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources for providing alternative feeding paths between load and source when the main path fails, e.g. transformers, busbars
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Patch Boards (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention provides emergency power supply equipment for preventing power supply interruption of a power distribution network caused by natural disasters, which is applied to the technical field of power equipment; it includes: the device comprises a base, a shell, an automatic lane changing device, a supercharging device and a central controller; the power supply station is characterized in that the upper surface of the base is fixedly connected with a shell and a supercharging device respectively, the shell wraps the automatic lane changing device and the central controller, the central controller is electrically connected with the automatic lane changing device and the supercharging device, the automatic lane changing device, the central controller and an external first external power grid are adopted to form a cluster, after one or more power grids are powered off, other power grids can provide voltage for the automatic lane changing device and the supercharging device, the single group power-off of the power supply station is ensured, or the power consumption requirement of a corresponding area can be ensured after the cluster is powered off, a second cluster is formed by adopting the supercharging device, the central controller and a second external power grid, the supplementary voltage can be provided after the first cluster is powered off, the power consumption requirement of the corresponding area is ensured, and the power supply voltage requirement is ensured through the supercharging device.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to emergency power supply equipment for preventing power supply interruption of a power distribution network caused by natural disasters.
Background
China is a country suffering from more natural meteorological disasters, and serious meteorological disasters occur every year, so that a large amount of economic losses are caused. When some serious meteorological disasters occur, the mobile communication, electric power and other systems are interrupted, and the disaster emergency command department cannot timely acquire the real-time situation of the disaster area, so that great difficulty is brought to emergency rescue. If power supply station power output end high voltage electric network receives the thunderbolt, high pressure side arrester action, a large amount of thunderbolt electric current leads to ground, causes the voltage instantaneous drop power supply station power output end to probably appear the outage of single group or cluster outage, often causes regional outage such as an area, a city, mining area, will probably cause great political influence, the serious confusion of social public order, great economic loss, personal injury and death and the condition of great scope environmental pollution. In order to ensure that a single group of power supply stations are powered off or the power consumption requirements of corresponding areas are ensured respectively after the power supply station is powered off in a cluster, the invention provides emergency power supply equipment for preventing the power supply interruption of a power distribution network caused by natural disasters, so as to solve the problems.
Disclosure of Invention
The emergency power supply equipment aims to solve the problem that a single group is powered off due to the influence of lightning on the power supply output end of a power supply station, or the problem that how to guarantee the power consumption requirement of a corresponding area after the cluster is powered off is solved, and the emergency power supply equipment for preventing the power supply interruption of a power distribution network caused by natural disasters is provided.
The invention adopts the following technical means for solving the technical problems: adopt autonomic lane change device and central controller and the first external electric wire netting in the external world, form a cluster, ensure the outage of single group in power supply station, or can ensure corresponding regional power consumption demand after the cluster outage, adopt supercharging device and central controller and the second external electric wire netting, form the second cluster, ensure that first cluster can ensure corresponding regional power consumption demand after all cutting off the power supply, the voltage demand of power supply is ensured through supercharging device.
The invention provides an emergency power supply device for preventing power supply interruption of a power distribution network caused by natural disasters, which comprises: the device comprises a base, a shell, an automatic lane changing device, a supercharging device and a central controller; the upper surface of the base is respectively fixedly connected with a shell and a supercharging device, the shell wraps the automatic lane changing device and the central controller, and the central controller is electrically connected with the automatic lane changing device and the supercharging device;
the automatic lane changing device comprises a plurality of first automatic lane changing devices, and all the first automatic lane changing devices have the same structure and are respectively and electrically connected with the central controller;
the first automatic lane changing device comprises a first motor, a protective cover, a contact assembly and a first connecting piece; one end of the protective cover is connected with the shell, the other end of the protective cover is connected with the first motor, and the side edge of the protective cover is connected with the contact assembly; the protective cover is a circular cylinder, an interlayer is arranged on the inner surface of the circular cylinder, a first through hole is formed in the middle of the interlayer, reserved small holes are formed in two opposite sides of one end of the protective cover, and the reserved small holes are a first mounting reserved small hole and a second mounting reserved small hole respectively; the contact assembly comprises a first contact assembly and a second contact assembly; the first contact assembly is fixedly embedded in the first installation reserved small hole; the second contact assembly is fixedly embedded in the second mounting reserved small hole; the first motor is arranged at one end, far away from the reserved small hole, of the protective cover, and a transmission shaft of the first motor penetrates through the first through hole; the first connecting piece is disc-shaped, a second through hole is formed in the center of the first connecting piece, the first through hole is connected with the first motor transmission shaft, and a metal sheet is arranged on the outer diameter of the connecting disc passing through the opposite diameter side; the first contact assembly and the second contact assembly are movably connected with the outer diameter of the first connecting piece;
the first contact assemblies are electrically connected with a first external power grid, the first external power grids connected with every two first contact assemblies are different, and each second contact assembly is electrically connected with the first part of the central controller to form a first cluster;
the supercharging device is electrically connected with all the first external power grids, the supercharging device is electrically connected with the second part of the central controller, the central controller is electrically connected with the second external power grids to form a second cluster, and the first external power grids and the second external power grids are different power grids.
Further, the emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by natural disasters comprises a first contact assembly, a second contact assembly and a third contact assembly, wherein the first contact assembly comprises an outer contact piece, a spring and an inner contact piece;
one end of the external contact piece is a circular cylinder, the other end of the external contact piece is a rectangular body, and a connecting hole is formed in the side edge of the rectangular body; the inner contact piece comprises a cylindrical body with one round head-shaped end, the end of the inner contact piece, which is far away from the round head-shaped end, is embedded in the inner surface of the outer contact piece, and the inner surface of the inner contact piece and the inner surface of the outer contact piece form a cavity;
the spring is wrapped in the cavity, and two ends of the spring along the elastic direction are respectively connected with the outer contact piece and the inner contact piece.
Further, the emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by natural disasters has the same structure of the second contact assembly and the first contact assembly.
Furthermore, the emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by natural disasters comprises a protective shell, a transformer, a six-way automatic switch and a transformation mainboard;
the protective shell is in a square frame shape; the surface of the periphery of the protective shell is provided with a plurality of air outlets, a first wire installation through groove is formed in one side edge of the protective shell, a second wire installation through groove is formed in the opposite side edge of the protective shell, and a first bearing table and a second bearing table are arranged on one side, provided with the first wire installation through groove, of the inner surface of the protective shell;
the bottom of the protective shell is connected with the base; the transformer is arranged in the protective shell and fixed on the base; the six-direction automatic switch is respectively electrically connected with the transformation mainboard, the central controller and the first external power grid, and the transformation mainboard is electrically connected with the transformer.
Further, the emergency power supply device for preventing the power supply interruption of the power distribution network caused by natural disasters comprises a six-direction automatic switch, a first motor, a connecting block, a connecting disc and a set switch;
the second motor is fixed on a second bearing table, a rotating shaft of the second motor is fixedly connected with the middle position of a connecting disc, the connecting disc is in a disc shape, a connecting column is arranged at the edge of one end face of the connecting disc, and the connecting column is movably connected with one end of the connecting block; the integrated switch is a knife clip switch, a handle of the knife clip switch is transversely bent towards one side, one end, far away from the bending, of the handle is movably connected with one end, far away from the connecting disc, of the connecting block, and the integrated switch is provided with a plurality of wire seats; one side of the integrated switch, which is far away from the knife clip, is fixedly connected to the first bearing platform.
Further, the emergency power supply device for preventing the power supply interruption of the power distribution network caused by natural disasters comprises a shell, a shell and a frame door, wherein the shell is provided with a bottom shell; the upper surface of the bottom shell is fixedly connected with the lower end of the shell, and one side of the shell is movably connected with the frame door. The shell is provided with an inner cavity, and a cavity is formed after the shell is connected with the bottom shell and the frame door.
Further, the bottom shell of the emergency power supply device for preventing the power supply interruption of the power distribution network caused by natural disasters is rectangular and square, and the middle of the bottom surface of the bottom shell is sunken; the upper surface of the bottom shell is provided with a boss at the position inside the shell, two sides of the boss are respectively provided with three or more mounting preformed holes which are arranged in a straight line, the mounting preformed holes penetrate through the upper end surface of the bottom shell, and the mounting preformed holes on the upper surface of the boss are respectively provided with a mounting reserved small boss in the direction close to the middle; an electric wire mounting groove is formed in the side edge of the bottom shell; the small mounting reserved boss is used for being connected with the first automatic lane changing device.
Furthermore, the emergency power supply device for preventing the power supply interruption of the power distribution network caused by natural disasters is characterized in that a plurality of exhaust ports are formed in the edge of the shell, which is opposite to the frame door; a lightning protection mounting groove is formed in one side edge of the outer surface of the shell, a plurality of air holes are formed in the end face, opposite to the notch, of the lightning protection groove, a first wire arranging groove hole is formed in the upper end of the lightning protection mounting groove, and a second wire arranging groove hole is formed in the lower end of the lightning protection mounting groove;
two sides of the inner surface of the shell adjacent to the frame door are provided with square rib position blocks; the end face, far away from the side edge of the shell, of the rib position block is provided with a sandwich plate, the rib position block and the sandwich plate form a sandwich layer, the rib position block is separated from the sandwich plate, and two sides of one end, close to the shell, of the sandwich plate are provided with vertically downward guide rail grooves; the guide rail groove is clamped with one end of the rib position block, which is far away from the side edge of the shell; the lightning protection mounting groove is positioned on one side of the shell with the interlayer; a horizontal mounting plate is horizontally arranged in the middle of the interior of the shell and penetrates through the interlayer, and a plurality of mounting hole grooves are formed in the surface of the horizontal mounting plate in the interior of the interlayer; the sandwich plates of the two side interlayers are divided into an upper sandwich plate and a lower sandwich plate by taking the mounting plate as a boundary; and a plurality of exhaust holes are formed in the surface of the sandwich plate.
Furthermore, the emergency power supply device for preventing the power supply interruption of the power distribution network caused by natural disasters also comprises a heat dissipation lightning protection component; the heat dissipation lightning protection component is embedded in the lightning protection mounting groove of the shell; the heat dissipation lightning protection component comprises a heat dissipation shell, a heat dissipation piece and a lightning protection device;
the radiating shell is in a square frame shape, a radiating mounting groove is arranged in the middle of one end of the radiating shell, a lightning protection mounting groove is arranged in the middle of the other end of the radiating shell, a radiating channel is arranged between two opposite sides of the lightning protection mounting groove and two opposite sides of the radiating shell, and the radiating channel is used for communicating the radiating mounting groove with the outside; the heat dissipation mounting groove is communicated with the middle position of the end face close to the lightning protection mounting groove.
Further, the emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by natural disasters comprises at least six first automatic lane changing devices.
The invention provides emergency power supply equipment for preventing power supply interruption of a power distribution network caused by natural disasters, which has the following beneficial effects:
1. the autonomous lane changing device and the central controller are adopted to form a cluster with an external first external power grid, after one or more power grids are powered off, other power grids can provide voltage for the one or more power grids, and the power demand of a power supply station in a single cluster is ensured, or the power demand of a corresponding area can be ensured after the cluster is powered off;
2. a second cluster is formed by adopting the supercharging device, the central controller and a second external power grid, the power consumption requirement of a corresponding area can be ensured by supplementary voltage after the first cluster is powered off, and the voltage requirement of power supply is ensured by the supercharging device.
Drawings
Fig. 1 is an overall structural view of an embodiment of an emergency power supply apparatus for preventing a power supply interruption of a power distribution network caused by a natural disaster according to the present invention;
FIG. 2 is a partial cutaway view of another embodiment of the emergency power supply apparatus of the present invention for preventing a natural disaster from causing a power outage in a power distribution network;
FIG. 3 is a partial cutaway view of one embodiment of an emergency power supply apparatus of the present invention for preventing a power outage in a power distribution network from a natural disaster;
FIG. 4 is a partial block diagram of an embodiment of an emergency power supply apparatus for preventing interruption of power supply to a power distribution network due to natural disasters according to the present invention;
FIG. 5 is a partial block diagram of one embodiment of an emergency power supply apparatus for preventing interruption of power distribution network power supply due to natural disaster in accordance with the present invention;
FIG. 6 is a partial block diagram of an embodiment of an emergency power supply apparatus for preventing interruption of power supply to a power distribution network due to natural disasters according to the present invention;
fig. 7 is a partial block diagram of an embodiment of an emergency power supply apparatus for preventing interruption of power supply to a power distribution network due to natural disasters according to the present invention.
In the figure: the device comprises a base 1, a shell 2, an autonomous lane changing device 3, a central controller 4, a supercharging device 5, a bottom shell 21, a shell 22, a frame door 23, a sandwich plate 221, a first motor 31, a protective cover 32, a contact assembly 33, a first connecting piece 34, an outer contact piece 331, an inner contact piece 332, a spring 333, a protective shell 501, a transformer 502, a six-way automatic switch 503, a second receiving table 5011, a first receiving table 5012, a second motor 5031, a connecting disc 5032, a connecting block 5033, a collective switch 5034, a heat sink 61, a heat sink shell 62 and a lightning protector 63.
The implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, there are shown schematic diagrams of emergency power supply equipment for preventing power interruption in a power distribution network caused by natural disasters according to an embodiment of the present invention.
In one embodiment, an emergency power supply apparatus for preventing interruption of power supply to a power distribution network due to natural disasters includes: the device comprises a base 1, a shell 2, an automatic lane changing device 3, a supercharging device 5 and a central controller 4; the upper surface of the base 1 is fixedly connected with a shell 2 and a supercharging device 5 respectively, the shell 2 wraps the automatic lane changing device 3 and the central controller 4, and the central controller 4 is electrically connected with the automatic lane changing device 3 and the supercharging device 5;
the automatic lane changing device 3 comprises a plurality of first automatic lane changing devices 3, and all the first automatic lane changing devices 3 have the same structure and are respectively and electrically connected with the central controller 4;
the first autonomous lane-changing device 3 includes a first motor 31, a protective cover 32, a contact assembly 33, and a first connecting member 34; one end of the protective cover 32 is connected with the shell 2, the other end of the protective cover is connected with the first motor 31, and the side edge of the protective cover 32 is connected with the contact component 33; the protective cover 32 is a circular cylinder, an interlayer is arranged on the inner surface of the circular cylinder, a first through hole is formed in the middle of the interlayer, reserved small holes are formed in two opposite sides of one end of the protective cover 32, and the reserved small holes are a first mounting reserved small hole and a second mounting reserved small hole respectively; the contact assembly 33 comprises a first contact assembly 33 and a second contact assembly 33; the first contact assembly 33 is fixedly embedded in the first mounting reserved small hole; the second contact assembly 33 is fixedly embedded in the second mounting reserved small hole; the first motor 31 is arranged at one end of the protective cover 32 far away from the reserved small hole, and a transmission shaft of the first motor 31 penetrates through the first through hole; the first connecting piece 34 is disc-shaped, a second through hole is formed in the center of the first connecting piece 34, the first through hole is connected with a transmission shaft of the first motor 31, and a metal sheet is arranged on the outer diameter of the connecting disc passing through the opposite diameter side; the first contact assembly 33 and the second contact assembly 33 are movably connected with the outer diameter of the first connecting piece 34;
the first contact elements 33 are electrically connected to a first external power grid, and the first external power grids connected to every two first contact elements 33 are different, and each second contact element 33 is electrically connected to the first portion of the central controller 4 to form a first cluster;
the supercharging device 5 is electrically connected with all the first external power grids, the supercharging device 5 is electrically connected with the second part of the central controller 4, the central controller 4 is electrically connected with the second external power grids to form a second cluster, and the first external power grids and the second external power grids are different power grids.
In this embodiment, the upper surface of the base 1 is fixedly connected with the housing 2 and the supercharging device 5 respectively, the base 1 plays a role in fixing and increasing a stressed area, the housing 2 wraps the autonomous lane changing device 3 and the central controller 4, the housing 2 plays a role in protecting internal equipment, the central controller 4 is electrically connected with the autonomous lane changing device 3 and the supercharging device 5, and the central controller 4 plays a role in judging and controlling whether the autonomous lane changing device 3 and the supercharging device 5 need to operate or not; the automatic lane changing device 3 comprises a plurality of first automatic lane changing devices 3, and all the first automatic lane changing devices 3 have the same structure and are respectively and electrically connected with the central controller 4; one end of the protective cover 32 is connected with the shell 2, the other end of the protective cover is connected with the first motor 31, the first motor 31 is a stepping motor and has the function of rapidly rotating, positioning and rotating to the position, the side edge of the protective cover 32 is connected with the contact component 33, the protective cover 32 plays a role in fixing, bearing and protecting, and the protective cover 32 is made of insulating materials; the protective cover 32 is a circular cylinder, an interlayer is arranged on the inner surface of the circular cylinder, a first through hole is formed in the middle of the interlayer, reserved small holes are formed in two opposite sides of one end of the protective cover 32, and the reserved small holes are a first mounting reserved small hole and a second mounting reserved small hole respectively; the contact assembly 33 comprises a first contact assembly 33 and a second contact assembly 33; the first mounting reserved small hole and the second mounting reserved small hole play roles in positioning and fixing; the first contact assembly 33 is fixedly embedded in the first mounting reserved small hole; the second contact assembly 33 is fixedly embedded in the second mounting reserved small hole; the first motor 31 is arranged at one end of the protective cover 32 far away from the reserved small hole, and a transmission shaft of the first motor 31 penetrates through the first through hole; the first connecting piece 34 is disc-shaped, a second through hole is formed in the center of the first connecting piece 34, the first through hole is connected with a transmission shaft of the first motor 31, the motor provides a power source, the disc of the connecting piece is made of insulating materials, and a metal sheet is arranged on the outer diameter opposite side of the connecting disc passing through the diameter; the two metal sheets are electrically connected into a whole, the metal sheets are used for enabling the first contact assembly 33 and the second contact assembly 33 to form a serial connection relation, and the first contact assembly 33 and the second contact assembly 33 are movably connected with the outer diameter of the first connecting piece 34;
the first contact assembly 33 is electrically connected with a first external power grid, every two first contact assemblies 33 are connected with different first external power grids, each second contact assembly 33 is electrically connected with the first part of the central controller 4 to form a first cluster, the clusters enable the power grids to complement each other, each main line of the power grids is provided with a standby line which is not used at ordinary times, the standby lines are only used when the main lines of the standby lines are in failure, other power grids are used for transmitting power to the standby lines, and the central controller 4 is provided with the first central controller 4 and the second central controller 4.
In specific implementation, when the control device senses that one or more power grids in a first external power grid are powered off, the control device allocates according to the required voltage and the voltage of the power grid which is not powered off, signals are transmitted to the corresponding first automatic lane changing device 3, a first motor 31 of the first automatic lane changing device 3 runs, the first motor 31 rotates rapidly to drive a first connecting piece 34 to rotate rapidly to the positions of metal sheets at two ends of the outer diameter of the first connecting piece 34 and a first contact device and a second contact device respectively, so that the powered off power grid and the powered off power grid form a cluster, the powered off power grid transmits electric power to the powered off power grid through allocation of a controller, and the powered off power grid replaces a main line of the powered off power grid and a cluster network through a standby line to form a loop, so that the power consumption requirements of corresponding areas are guaranteed;
in another specific implementation, after the central controller 4 senses that the power grids on the first cluster are all powered off, the motors of all the first autonomous lane-changing devices 3 in the first power grid are controlled to rapidly rotate to drive the two metal sheets of the first connecting piece 34 and the positions of the first contact device and the second contact device respectively, so that the disconnected power grids form a cluster, the second power grid is allocated to transmit power to the first power grid, the effect of power off of the first power grid cannot occur, when the central controller 4 senses that the voltage of the second power grid does not reach the voltage required by the first power grid, the central controller 4 controls the voltage boosting device 5 to operate, after the voltage of the second power grid is boosted by the voltage boosting component, sufficient voltage is transmitted to the voltage power grid, and the situation that the voltage of the power end is insufficient due to the phenomenon that the voltage is too low to cause the transmission distance to be too short cannot occur.
In one embodiment, the emergency power supply device for preventing the interruption of the power supply of the distribution network caused by natural disasters, the first contact assembly 33 comprises an outer contact member 331, a spring 333 and an inner contact member 332;
one end of the outer contact piece 331 is a circular cylinder, the other end of the outer contact piece is a rectangular body, and a connecting hole is formed in the side edge of the rectangular body; the inner contact 332 comprises a cylindrical body with a round head shape at one end, the end of the inner contact 332 far away from the round head shape is embedded in the inner surface of the outer contact 331, and the inner surface of the inner contact 332 and the inner surface of the outer contact 331 form a cavity;
the spring 333 is enclosed in the cavity, and two ends of the spring 333 in the elastic direction are respectively connected with the outer contact 331 and the inner contact 332.
In this embodiment, the end of the inner contact 332 away from the round head shape is embedded in the inner surface of the outer contact 331, and the inner surface of the inner contact 332 and the inner surface of the outer contact 331 form a cavity;
the spring 333 is enclosed in the cavity, two ends of the spring 333 in the elastic direction are respectively connected with the outer contact member 331 and the inner contact member 332, the spring 333 provides a pushing force for the inner contact member 332, and the outer contact member 331, the inner contact member 332 and the spring 333 are made of metal materials.
In specific implementation, when the inner contact 332 is insulated from the first connection element 34, the first autonomous converter 3 is open and has no electricity conduction, each of the grids of the first grid is in an independent state, and the central controller 4 controls the first motor 31 to operate to drive the first connection element 34 to rotate, during the rotation of the first connection element 34, the spring 333 provides a thrust force to the inner contact 332, so that the inner contact 332 can be connected to the first connection element 34 all the time, after the first connection element 34 rotates until the metal sheet operates to be connected to the inner contact 332, the first motor 31 stops operating, the two contact assemblies 33 of the first autonomous converter 3 form a series relationship, and one of the grids in the first grid and the other grid form a loop relationship.
In one embodiment, the emergency power supply device for preventing the interruption of the power supply of the power distribution network caused by natural disasters has the structure that the second contact assembly 33 and the first contact assembly 33 have the same structure.
In this embodiment, in the emergency power supply device for preventing the interruption of the power supply of the power distribution network caused by a natural disaster, the structure of the second contact assembly 33 is the same as that of the first contact assembly 33
In practice, when the first link 34 rotates, the first contact member functions in the same manner as the second contact member.
In one embodiment, the emergency power supply device for preventing the power supply interruption of the power distribution network caused by natural disasters comprises a protective casing 501, a transformer 502, a six-way automatic switch 503 and a transformation mainboard, wherein the transformer 502 is arranged on the protective casing;
the protective housing 501 is square; the periphery surface of the protection shell 501 is provided with a plurality of exhaust ports, one side of the protection shell 501 is provided with a first wire installation through groove, the other opposite side is provided with a second wire installation through groove, and one side of the inner surface of the protection shell 501, which is provided with the first wire installation through groove, is provided with a first receiving platform 5012 and a second receiving platform 5011;
the bottom of the protective shell 501 is connected with the base 1; the transformer 502 is installed in the protective housing 501 and fixed on the base 1; the six-way automatic switch 503 is electrically connected to the transformation mainboard, the central controller 4 and the first external power grid, and the transformation mainboard is electrically connected to the transformer 502.
In this embodiment, the protective housing 501 is square; the surface around the protection shell 501 is provided with a plurality of exhaust ports which play a role in ventilation and heat dissipation, the surface of the protection shell is brushed with a layer of insulating fireproof paint, one side edge of the protection shell 501 is provided with a first electric wire installation through groove, the other opposite side edge of the protection shell 501 is provided with a second electric wire installation through groove, the first electric wire installation through groove and the second electric wire installation through groove can allow more than one electric wire to pass through simultaneously and have insulating sealing performance, one side of the first electric wire installation through groove on the inner surface of the protection shell 501 is provided with a first adapting table 5012 and a second adapting table 5011, and the first adapting table 5012 is higher than the second adapting table 5011;
the bottom of the protective shell 501 is connected with the base 1; the transformer 502 is installed in the protective housing 501 and fixed on the base 1; the six-direction automatic switch 503 is electrically connected to the transformation mainboard, the central controller 4 and the first external power grid, the transformation mainboard is electrically connected to the transformer 502, and the six-direction automatic switch 503 is normally in a disconnected state.
In specific implementation, when the central controller 4 detects that the first power grid is powered off and the second power grid is insufficient in voltage transmission, the central controller 4 controls the six-way automatic switch 503 to be closed, and meanwhile, the central controller 4 controls the second power grid to transmit power to the transformer 502, so that the voltage transmitted by the second power grid meets the use requirement of the first power grid through the voltage boosting of the transformer 502, and the condition that the power utilization end is unstable due to insufficient transmission voltage is prevented.
In one embodiment, the emergency power supply device for preventing the power supply interruption of the power distribution network caused by natural disasters comprises a six-way automatic switch 503, a second motor 5031, a connecting block 5033, a connecting disc 5032 and a set switch 5034;
the second motor 5031 is fixed on the second adapting table 5011, a rotating shaft of the second motor 5031 is fixedly connected with the middle position of the connecting disc 5032, the connecting disc 5032 is in a disc shape, a connecting column is arranged at the edge of one end face of the connecting disc 5032, and the connecting column is movably connected with one end of the connecting block 5033; the integrated switch 5034 is a knife clip switch, a handle of the knife clip switch is transversely bent towards one side, one end of the handle, which is far away from the bending, is movably connected with one end of the connecting block 5033, which is far away from the connecting disc 5032, and the integrated switch 5034 is provided with a plurality of wire seats; the side of the collective switch 5034 away from the knife clip is fixedly connected to the first receiving platform 5012.
In this embodiment, the second motor 5031 is fixed to the second receiving platform 5011, the rotating shaft of the second motor 5031 is fixedly connected to the middle of the connecting disc 5032, the connecting disc 5032 is a circular disc, a connecting post is arranged at the edge of one end face of the connecting disc 5032, the connecting post is movably connected to one end of the connecting block 5033, and the rotation of the connecting disc 5032 can provide a pushing force for the connecting block 5033; the movable connecting block 5033 plays a role in transmission and changing the direction of force, the integrated switch 5034 is a knife card switch, a handle of the knife card switch is transversely bent towards one side, one end, far away from the bending, of the handle is movably connected with one end, far away from the connecting disc 5032, of the connecting block 5033, the movable connecting block 5033 plays a role in providing thrust and tension for the handle, and the integrated switch 5034 is provided with a plurality of wire seats; the side of the collective switch 5034 away from the knife clip is fixedly connected to the first receiving platform 5012.
In specific implementation, when the second motor 5031 receives an operation command from the central controller 4, the second motor 5031 drives the connecting disc 5032 to rotate, the connecting column connected to the upper part drives the connecting block 5033 to operate, and the connecting block 5033 pushes the handle to rotate until the six-way automatic switch 503 is closed, so that the first grid and the second grid form a loop through the transformer 502.
In one embodiment, the emergency power supply device for preventing the interruption of power supply of a power distribution network caused by natural disasters comprises a shell 2, a bottom shell 21, a shell 22 and a frame door 23; the upper surface of the bottom shell 21 is fixedly connected with the lower end of the shell 22, and one side of the shell 22 is movably connected with a frame door 23. The housing 22 has an inner cavity, and the housing 22 is connected with the bottom case 21 and the door 23 to form a cavity.
In this embodiment, a layer of fireproof insulating material is coated on the outer surfaces of the bottom case 21, the housing 22 and the door frame 23, the upper surface of the bottom case 21 is fixedly connected to the lower end of the housing 22, one side of the housing 22 is movably connected to the door frame 23, and a lock is disposed between the door frame 23 and the housing 22. The shell 22 is provided with an inner cavity, and the shell 22 is connected with the bottom shell 21 and the frame door 23 to form a cavity
In practical implementation, the bottom case 21 receives the housing 22, and has the function of protecting the housing 22 from some damage, and when the interior of the housing 22 is not inspected or replaced, the frame door 23 is locked, so as to prevent theft and protect the devices therein.
In one embodiment, in the emergency power supply device for preventing the interruption of power supply of a power distribution network caused by natural disasters, the bottom shell 21 is rectangular and square, and the middle of the bottom surface is sunken; a boss is arranged on the upper surface of the bottom shell 21 in the shell 22, three or more mounting preformed holes which are arranged in a straight line are arranged on two sides of the boss, the mounting preformed holes penetrate through the upper end surface of the bottom shell 21, and a mounting preformed small boss is arranged on the upper surface of the boss in the direction close to the middle of the mounting preformed holes; an electric wire mounting groove is formed in the side edge of the bottom shell 21; the small mounting reserved boss is used for being connected with the first automatic lane changing device 3.
In this embodiment, the bottom case 21 is rectangular and square, and the bottom surface is concave in the middle; a boss is arranged on the upper surface of the bottom shell 21 in the shell 22, three or more mounting preformed holes which are arranged in a straight line are arranged on two sides of the boss, the mounting preformed holes penetrate through the upper end surface of the bottom shell 21, the power supply line of the mounting preformed holes and the connection of other equipment are used, and a mounting preformed small boss is arranged on the upper surface of the boss in the direction close to the middle of the mounting preformed holes; an electric wire mounting groove is formed in the side edge of the bottom shell 21; bottom shell 21 has the effect of protection installation circuit, it reserves little boss external diameter with installation to be connected first autonomic lane change device 3 protective housing bottom internal surface.
When the installation method is specifically implemented, an external power grid line enters from an electric wire installation groove on the side edge of the bottom shell 21, a reserved installation hole penetrates into the connecting device from the bottom shell 21, and a small mounting reserved boss is arranged to prevent the outer diameter of the first connecting piece 34 of the first autonomous lane changing device 3 from being separated from the connecting range of the inner contact piece 332, so that the power grids cannot be connected into a cluster.
In one embodiment, the emergency power supply device for preventing the power supply interruption of the power distribution network caused by natural disasters is characterized in that the edge of the shell 22 opposite to the frame door 23 is provided with a plurality of exhaust ports; a lightning protection mounting groove is formed in one side edge of the outer surface of the shell 22, a plurality of air holes are formed in the end face, opposite to the notch, of the lightning protection groove, a first wiring groove hole is formed in the upper end of the lightning protection mounting groove, and a second wiring groove hole is formed in the lower end of the lightning protection mounting groove;
two sides of the inner surface of the shell 22 adjacent to the frame door 23 are provided with a square rib position block; the end face of the rib position block, which is far away from the side edge of the shell 22, is provided with a sandwich plate 221, the rib position block and the sandwich plate 221 form a sandwich layer, the rib position block is separated from the sandwich plate 221, and two sides of one end, which is close to the shell 22, of the sandwich plate 221 are provided with vertical downward guide rail grooves; the guide rail groove is clamped with one end of the rib position block, which is far away from the side edge of the shell 22; the lightning protection mounting groove is positioned on one side of the shell 22 with a sandwich layer; a horizontal mounting plate is horizontally arranged in the middle of the interior of the shell 22 and penetrates through the interlayer, and a plurality of mounting hole grooves are formed in the surface of the horizontal mounting plate in the interior of the interlayer; the sandwich plates 221 of the two side interlayers are divided into an upper sandwich plate 221 and a lower sandwich plate 221 by taking the mounting plate as a boundary; the surface of the sandwich plate 221 is provided with a plurality of exhaust holes.
In this embodiment, the side of the casing 22 opposite to the frame door 23 is provided with a plurality of exhaust ports; the exhaust port has the effects of ventilation and heat dissipation, a lightning protection mounting groove is arranged on one side edge of the outer surface of the shell 22, a plurality of air holes are formed in the end face, opposite to the notch, of the lightning protection groove, a first wiring slot hole is formed in the upper end of the lightning protection mounting groove, a second wiring slot hole is formed in the lower end of the lightning protection mounting groove, and internal equipment is connected with equipment mounted on the lightning protection mounting groove through the first wiring slot hole and the second wiring slot hole;
two sides of the inner surface of the shell 22 adjacent to the frame door 23 are provided with a square rib position block; the rib position block is used for installing a sandwich plate 221, an end face, far away from the side edge of the shell 22, of the rib position block is provided with a sandwich plate 221, the rib position block and the sandwich plate 221 form a sandwich layer, the rib position block is separated from the sandwich plate 221 when seen, and two sides, close to one end of the shell 22, of the sandwich plate 221 are provided with vertical downward guide rail grooves; the guide rail groove is clamped with one end of the rib position block, which is far away from the side edge of the shell 22; the lightning protection mounting groove is positioned on one side of the shell 22 with a sandwich layer; a horizontal mounting plate is arranged at the middle horizontal position in the shell 22, the horizontal mounting plate has the function of mounting the central controller 4 and other equipment, the horizontal mounting plate penetrates through the interlayer, and a plurality of mounting hole grooves are formed in the surface of the horizontal mounting plate at the position in the interlayer; the power supply wire and other elements of the mounting hole slot penetrate through the mounting hole slot; the sandwich plates 221 of the two side interlayers are divided into an upper sandwich plate 221 and a lower sandwich plate 221 by taking the mounting plate as a boundary; the sandwich panel 221 has four pieces, and the surface of the sandwich panel 221 is provided with a plurality of exhaust holes for heat dissipation.
In one embodiment, the emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by natural disasters further comprises a heat dissipation lightning protection component 6; the heat dissipation lightning protection component 6 is embedded in the lightning protection mounting groove of the shell 22; the heat dissipation lightning protection component 6 comprises a heat dissipation shell 62, a heat dissipation piece 61 and a lightning protection device 63;
the heat dissipation shell 62 is in a square frame shape, a heat dissipation mounting groove is arranged in the middle of one end of the heat dissipation shell 62, a lightning protection mounting groove is arranged in the middle of the other end of the heat dissipation shell 62, a heat dissipation channel is arranged between two opposite sides of the lightning protection mounting groove and two opposite sides of the heat dissipation shell 62, and the heat dissipation channel communicates the heat dissipation mounting groove with the outside; the heat dissipation mounting groove is communicated with the middle position of the end face close to the lightning protection mounting groove.
In this embodiment, the heat dissipating casing 62 is in a square frame shape, the heat dissipating casing is connected to the heat dissipating mounting groove in an embedded manner, the lightning protection device 63 is installed in the lightning protection mounting groove in an embedded manner, one end of the heat dissipating casing 62, at which the heat dissipating casing is installed, is connected to the inner end of the lightning protection groove, a heat dissipating passage is provided between two opposite sides of the lightning protection mounting groove and two opposite sides of the heat dissipating casing 62, the heat dissipating passage is used for air of the heat dissipating casing to flow out of the outer surface, an isolation net is provided at an outer port of the heat dissipating passage to prevent external particles from entering the equipment to cause unnecessary damage to the equipment, a filtering member is provided inside the heat dissipating passage, the heat dissipating passage connects the heat dissipating mounting groove with the outside, and the heat dissipating passage is used for air of the heat dissipating casing to flow out of the outside; the heat dissipation mounting groove is communicated with the middle position of the end face close to the lightning protection mounting groove, and a power supply line penetrates through the end face and is convenient for the heat dissipation piece 61 to dissipate heat of the lightning protection device 63.
In specific implementation, when the heat sink operates, external airflow of the casing 22 enters the casing 22 to take away heat of equipment inside the casing 22, passes through the heat sink, takes away heat of the lightning protector 63, and flows out of the heat dissipation channel to prevent the equipment from being overheated to cause unnecessary damage to the equipment.
In one embodiment, the emergency power supply device for preventing the interruption of the power supply of the power distribution network caused by natural disasters includes at least six first autonomous lane-changing devices 3, and the autonomous lane-changing devices 3 are arranged in the emergency power supply device.
In this embodiment, the emergency power supply device for preventing the interruption of the power supply of the power distribution network due to a natural disaster includes at least six first autonomous lane changing devices 3, and each first autonomous lane changing device 3 is connected to a different power grid.
In a specific implementation, the number of first autonomous lane-changing devices 3 may be varied according to the number of grids to be integrated into a cluster.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An emergency power supply apparatus for preventing a natural disaster from causing interruption of power supply to a power distribution network, comprising: the device comprises a base, a shell, an automatic lane changing device, a supercharging device and a central controller; the upper surface of the base is respectively fixedly connected with a shell and a supercharging device, the shell wraps the automatic lane changing device and the central controller, and the central controller is electrically connected with the automatic lane changing device and the supercharging device;
the automatic lane changing device comprises a plurality of first automatic lane changing devices, and all the first automatic lane changing devices have the same structure and are respectively and electrically connected with the central controller;
the first automatic lane changing device comprises a first motor, a protective cover, a contact assembly and a first connecting piece; one end of the protective cover is connected with the shell, the other end of the protective cover is connected with the first motor, and the side edge of the protective cover is connected with the contact assembly; the protective cover is a circular cylinder, an interlayer is arranged on the inner surface of the circular cylinder, a first through hole is formed in the middle of the interlayer, reserved small holes are formed in two opposite sides of one end of the protective cover, and the reserved small holes are a first mounting reserved small hole and a second mounting reserved small hole respectively; the contact assembly comprises a first contact assembly and a second contact assembly; the first contact assembly is fixedly embedded in the first installation reserved small hole; the second contact assembly is fixedly embedded in the second mounting reserved small hole; the first motor is arranged at one end, far away from the reserved small hole, of the protective cover, and a transmission shaft of the first motor penetrates through the first through hole; the first connecting piece is disc-shaped, a second through hole is formed in the center of the first connecting piece, the first through hole is connected with the first motor transmission shaft, and a metal sheet is arranged on the outer diameter of the connecting disc passing through the opposite diameter side; the first contact assembly and the second contact assembly are movably connected with the outer diameter of the first connecting piece;
the first contact assemblies are electrically connected with a first external power grid, the first external power grids connected with every two first contact assemblies are different, and each second contact assembly is electrically connected with the first part of the central controller to form a first cluster;
the supercharging device is electrically connected with all the first external power grids, the supercharging device is electrically connected with the second part of the central controller, the central controller is electrically connected with the second external power grids to form a second cluster, and the first external power grids and the second external power grids are different power grids.
2. An emergency power supply apparatus for preventing a natural disaster from causing interruption of power supply to a power distribution network according to claim 1, wherein the first contact assembly comprises an outer contact member, a spring and an inner contact member;
one end of the external contact piece is a circular cylinder, the other end of the external contact piece is a rectangular body, and a connecting hole is formed in the side edge of the rectangular body; the inner contact piece comprises a cylindrical body with one round head-shaped end, the end of the inner contact piece, which is far away from the round head-shaped end, is embedded in the inner surface of the outer contact piece, and the inner surface of the inner contact piece and the inner surface of the outer contact piece form a cavity;
the spring is wrapped in the cavity, and two ends of the spring along the elastic direction are respectively connected with the outer contact piece and the inner contact piece.
3. An emergency power supply apparatus for preventing a natural disaster from causing interruption of power supply to a power distribution network according to claim 2, wherein the second contact assembly has the same structure as the first contact assembly.
4. The emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by the natural disaster as claimed in claim 1, wherein the voltage boosting device comprises a protective shell, a transformer, a six-way automatic switch and a transformation mainboard;
the protective shell is in a square frame shape; the surface of the periphery of the protective shell is provided with a plurality of air outlets, a first wire installation through groove is formed in one side edge of the protective shell, a second wire installation through groove is formed in the opposite side edge of the protective shell, and a first bearing table and a second bearing table are arranged on one side, provided with the first wire installation through groove, of the inner surface of the protective shell;
the bottom of the protective shell is connected with the base; the transformer is arranged in the protective shell and fixed on the base; the six-direction automatic switch is respectively electrically connected with the transformation mainboard, the central controller and the first external power grid, and the transformation mainboard is electrically connected with the transformer.
5. The emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by the natural disaster according to claim 4, wherein the six-way automatic switch comprises a second motor, a connecting block, a connecting disc and a set switch;
the second motor is fixed on a second bearing table, a rotating shaft of the second motor is fixedly connected with the middle position of a connecting disc, the connecting disc is in a disc shape, a connecting column is arranged at the edge of one end face of the connecting disc, and the connecting column is movably connected with one end of the connecting block; the integrated switch is a knife clip switch, a handle of the knife clip switch is transversely bent towards one side, one end, far away from the bending, of the handle is movably connected with one end, far away from the connecting disc, of the connecting block, and the integrated switch is provided with a plurality of wire seats; one side of the integrated switch, which is far away from the knife clip, is fixedly connected to the first bearing platform.
6. The emergency power supply apparatus for preventing the interruption of power supply to the power distribution network caused by natural disasters according to claim 1, wherein the housing comprises a bottom case, a shell and a frame door; the upper surface of the bottom shell is fixedly connected with the lower end of the shell, one side of the shell is movably connected with the frame door, the shell is provided with an inner cavity, and the shell is connected with the bottom shell and the frame door to form a cavity.
7. The emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by the natural disaster as claimed in claim 6, wherein the bottom shell is rectangular and square, and the middle of the bottom surface is sunken; the upper surface of the bottom shell is provided with a boss at the position inside the shell, two sides of the boss are respectively provided with three or more mounting preformed holes which are arranged in a straight line, the mounting preformed holes penetrate through the upper end surface of the bottom shell, and the mounting preformed holes on the upper surface of the boss are respectively provided with a mounting reserved small boss in the direction close to the middle; an electric wire mounting groove is formed in the side edge of the bottom shell; the small mounting reserved boss is used for being connected with the first automatic lane changing device.
8. The emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by the natural disaster according to the claim 6 or 7, characterized in that the edge of the shell opposite to the frame door is provided with a plurality of air outlets; a lightning protection mounting groove is formed in one side edge of the outer surface of the shell, a plurality of air holes are formed in the end face, opposite to the notch, of the lightning protection groove, a first wire arranging groove hole is formed in the upper end of the lightning protection mounting groove, and a second wire arranging groove hole is formed in the lower end of the lightning protection mounting groove;
two sides of the inner surface of the shell adjacent to the frame door are provided with square rib position blocks; the end face, far away from the side edge of the shell, of the rib position block is provided with a sandwich plate, the rib position block and the sandwich plate form a sandwich layer, the rib position block is separated from the sandwich plate, and two sides of one end, close to the shell, of the sandwich plate are provided with vertically downward guide rail grooves; the guide rail groove is clamped with one end of the rib position block, which is far away from the side edge of the shell; the lightning protection mounting groove is positioned on one side of the shell with the interlayer; a horizontal mounting plate is horizontally arranged in the middle of the interior of the shell and penetrates through the interlayer, and a plurality of mounting hole grooves are formed in the surface of the horizontal mounting plate in the interior of the interlayer; the sandwich plates of the two side interlayers are divided into an upper sandwich plate and a lower sandwich plate by taking the mounting plate as a boundary; and a plurality of exhaust holes are formed in the surface of the sandwich plate.
9. The emergency power supply equipment for preventing the power supply interruption of the power distribution network caused by the natural disaster as claimed in claim 1, further comprising a heat dissipation lightning protection component; the heat dissipation lightning protection component is embedded in the lightning protection mounting groove of the shell; the heat dissipation lightning protection component comprises a heat dissipation shell, a heat dissipation piece and a lightning protection device;
the radiating shell is in a square frame shape, a radiating mounting groove is arranged in the middle of one end of the radiating shell, a lightning protection mounting groove is arranged in the middle of the other end of the radiating shell, a radiating channel is arranged between two opposite sides of the lightning protection mounting groove and two opposite sides of the radiating shell, and the radiating channel is used for communicating the radiating mounting groove with the outside; the heat dissipation mounting groove is communicated with the middle position of the end face close to the lightning protection mounting groove.
10. An emergency power supply apparatus for preventing a natural disaster from causing a power supply interruption to a power distribution network according to claim 1, wherein said autonomous lane-changing device includes at least six of said first autonomous lane-changing devices.
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