CN114530837A - Electric power automation cubical switchboard - Google Patents
Electric power automation cubical switchboard Download PDFInfo
- Publication number
- CN114530837A CN114530837A CN202210234411.1A CN202210234411A CN114530837A CN 114530837 A CN114530837 A CN 114530837A CN 202210234411 A CN202210234411 A CN 202210234411A CN 114530837 A CN114530837 A CN 114530837A
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- Prior art keywords
- surge protector
- magnet
- box body
- lithium battery
- fusing
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/042—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage comprising means to limit the absorbed power or indicate damaged over-voltage protection device
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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
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
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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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses an electric power automatic switch cabinet, and particularly relates to the field of switch cabinets, which comprises a cabinet body, a switch cabinet element assembly and a first surge protector, wherein a lithium battery is fixedly installed at the bottom of an inner cavity of the cabinet body, the input end of the lithium battery is electrically connected with the output end of the first surge protector, and the output end of the lithium battery is electrically connected with a fusing control element; the fusing control piece comprises a box body, a fusing metal block is fixedly mounted on one side of an inner cavity of the box body, and a bolt seat is fixedly mounted at the other end of the fusing metal block. According to the invention, when the first surge protector is used for a long time and is broken down and damaged in a non-resistance or low-resistance state, the driving motor is started, so that the second magnet rotates to be in a state shown in the attached drawing of the specification, and the magnetic induction lines of the second magnet and the magnetic pole piece of the first magnet attract the magnetic sleeve head, so that the second surge protector replaces the first surge protector to form a new surge protection state, the whole maintenance difficulty is reduced, and the timeliness is high.
Description
Technical Field
The invention relates to the technical field of switch cabinets, in particular to an electric power automation switch cabinet.
Background
The switch cabinet is an electrical device, the exterior line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic control, motor magnetic switches, various alternating current contactors, surge protectors and the like, some are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants and the like, and some are also provided with low-frequency load shedding for keeping main equipment.
When spike current or voltage is suddenly generated in an electric loop or a communication line due to external interference, the fusing combined surge protector can be conducted and shunted in a very short time, so that damage of a surge to other equipment in the loop is avoided, and unnecessary economic loss can be effectively avoided.
And once the surge protector damages and will lead to whole cubical switchboard system to lose current interference protection, current supervisory equipment leads to it to carry out real-time supervision to the surge protector owing to can't be connected with the surge protector, consequently the self protection supervisory equipment who faces the surge protector lacks the timeliness, in case damage appears will unable the retrieval.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide an electric power automation switch cabinet, when the first surge protector is broken down and damaged in a non-resistance or low-resistance state through long-term use, at the moment, the lithium battery, the first surge protector, the fusing control part, the surge protector switching component and the warning part form an electric loop, namely, the driving motor is started to drive the driving gear to rotate, and then the linkage gear is driven to rotate, so that the second magnet rotates to be in the state of the attached drawing of the specification, then the magnetic sleeve head is attracted by the magnetic induction lines of the second magnet and the first magnet pole piece, so that the magnetic sleeve head is contacted with the conductive shell, like this the second surge protector will replace first surge protector and form new surge protection state, has reduced the whole maintenance degree of difficulty, and the timeliness is high to solve the problem that proposes among the above-mentioned background art.
In order to achieve the purpose, the invention provides the following technical scheme: an electric power automation switch cabinet comprises a cabinet body, a switch cabinet element assembly and a first surge protector, wherein a lithium battery is fixedly mounted at the bottom of an inner cavity of the cabinet body, the input end of the lithium battery is electrically connected with the output end of the first surge protector, and the output end of the lithium battery is electrically connected with a fusing control element;
the fuse control element comprises a box body, a fuse metal block is fixedly mounted on one side of an inner cavity of the box body, a plug pin seat is fixedly mounted at the other end of the fuse metal block, a sealing piston is fixedly mounted on one side of the plug pin seat, the outer surface of the sealing piston is in contact with the inner wall of the box body, a plug block matched with the plug pin seat is fixedly mounted on the inner wall of the box body, a reset rod is fixedly mounted on the other side of the sealing piston, a connecting column is movably sleeved at the end of the reset rod, the other end of the connecting column is fixedly connected with the inner wall of the box body, and the output end of the fuse control element is electrically connected with a surge protector switching assembly;
the surge protector switching assembly comprises a box body, a magnetic force switching piece and a driving motor are fixedly arranged in the box body, the output shaft of the driving motor is movably sleeved with a driving gear, the outer surface of the driving gear is engaged and connected with a linkage gear, a connecting rod is fixedly adjusted in the linkage gear, the magnetic force switching piece comprises a conductive shell, a positioning base is fixedly arranged on the bottom surface of the inner cavity of the conductive shell, a first magnet is fixedly arranged on the top of the positioning base, a second magnet is arranged at the top of the first magnet, a connecting column is fixedly arranged at the bottom of the connecting rod, the bottom of the connecting column extends into the conductive shell and is fixedly connected with the top surface of the second magnet, the top of the second surge protector is provided with a wire, the wire extends to the inside of the box body and is electrically connected with the wire, and the end part of the wire is fixedly sleeved with a magnetic sleeve head.
In a preferred embodiment, a warning piece is arranged on a circuit electrically connected with the surge protector switching assembly and the first surge protector, and a semiconductor is arranged between the lithium battery and the fusing control piece.
In a preferred embodiment, the outer part of the reset rod is movably sleeved with a reset spring, and two ends of the reset spring are fixedly connected with the side surface between the sealing piston and the connecting column respectively.
In a preferred embodiment, positioning rods are fixedly mounted on both the upper surface and the lower surface of the inner cavity of the box body, and the end parts of the two positioning rods are in contact with the outer surface of the lead.
In a preferred embodiment, when the lithium battery, the first surge protector, the fusing control element, the surge protector switching element and the warning element form an electric circuit, and the electric circuit is not formed, the electrodes on the left and right sides of the first magnet and the second magnet are the same, and the magnetic induction line only passes through the inside of the conductive shell at the moment, namely, the ends of the first magnet and the second magnet are not magnetic.
In a preferred embodiment, the conductive housing is in a partially conductive structure, that is, the conductive housing can allow the lead wire to be inserted into the conductive housing to form an electrical circuit as long as the magnetic sleeve contacts the conductive housing.
In a preferred embodiment, when the lithium battery and the fusing control element are not in a circuit forming process, the pin socket and the plug block are in a contact state, namely the pin socket and the plug block form a conductive prerequisite function, in addition, the sealing piston, the reset rod and the reset spring are all insulating components, and the fusing metal block is a memory metal component.
In a preferred embodiment, the signal end of the warning piece is in signal connection with any one of a signal connection of a service device of a service person and a signal connection of a mobile phone end.
The invention has the technical effects and advantages that:
1. in the scheme, when the first surge protector is used for a long time and is broken down and damaged to be in a non-resistance or low-resistance state, the lithium battery, the first surge protector, the fusing control piece, the surge protector switching component and the warning piece form an electric loop, namely the driving motor is started to drive the driving gear to rotate and then drive the linkage gear to rotate, so that the second magnet rotates to be in a state shown in an attached figure of the specification;
2. in the scheme, when current enters the fusing metal block, the whole fusing metal block is conductive, heated and deformed so as to be disconnected, the rotation degree of the linkage gear is just ensured in the whole process from the running time of the linkage gear to the disconnection, in addition, the warning process of the warning piece is signal transmission caused by an electric loop formed by a lithium battery and the warning piece, and at the moment, the connecting column pulls the plug seat to be separated from the plug block after the plug seat stops moving, namely the fusing metal block is fused, so that the electric loop formed by the lithium battery, the first surge protector, the fusing control piece, the surge protector switching assembly and the warning piece is disconnected, and the running process of the second surge protector is not influenced;
3. in the scheme, the semiconductor is arranged between the lithium battery and the fusing control element, so that the lithium battery and the fusing control element are prevented from being damaged due to the fact that the lithium battery is broken through by high-voltage current backflow, the conducting process of the lithium battery on the fusing control element and the switching assembly of the surge protector is not influenced, and the safety of the whole replacement device is guaranteed.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an external structural view of fig. 1 according to the present invention.
Fig. 3 is a schematic structural diagram of a switching assembly of the surge protector of the present invention.
Fig. 4 is a schematic structural view of the magnetic force switching member of the present invention.
FIG. 5 is a schematic structural diagram of a fuse control element according to the present invention.
Fig. 6 is a circuit diagram of the present invention.
The reference signs are: 1. a cabinet body; 2. a switchgear element assembly; 3. a first surge protector; 4. a second surge protector; 5. a lithium battery; 6. fusing the control member; 61. a box body; 62. fusing the metal block; 63. a bolt seat; 64. a plug block; 65. a sealing piston; 66. connecting columns; 67. a reset lever; 68. a return spring; 7. a surge protector switching component; 71. a box body; 72. a magnetic force switching member; 721. a conductive housing; 722. a positioning base; 723. a first magnet; 724. a second magnet; 725. connecting columns; 726. a connecting rod; 727. a magnetic sleeve head; 73. a wire; 74. a drive motor; 75. a drive gear; 76. positioning a rod; 77. a linkage gear; 8. a warning member.
Detailed Description
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.
The electric power automatic switch cabinet shown in the attached figures 1-6 comprises a cabinet body 1, a switch cabinet element assembly 2 and a first surge protector 3, wherein a lithium battery 5 is fixedly installed at the bottom of an inner cavity of the cabinet body 1, and the input end of the lithium battery 5 is electrically connected with the output end of the first surge protector 3;
because the first surge protector 3 is in a high resistance state for a long time, namely the lithium battery 5 cannot form an electric circuit, when the first surge protector 3 is broken down, the lithium battery 5 and other components are in a relatively high resistance state, and at the moment, external current is directly guided to the ground wire, the lithium battery 5 cannot influence the first surge protector 3 when the first surge protector 3 is in a normal state;
the output end of the lithium battery 5 is electrically connected with a fusing control element 6, the fusing control element 6 comprises a box body 61, one side of the inner cavity of the box body 61 is fixedly provided with a fusing metal block 62, the other end of the fusing metal block 62 is fixedly provided with a bolt seat 63, a sealing piston 65 is fixedly arranged on one side of the bolt seat 63, the outer surface of the sealing piston 65 is contacted with the inner wall of the box body 61, a plug block 64 matched with the plug seat 63 is fixedly arranged on the inner wall of the box body 61, a reset rod 67 is fixedly arranged on the other side of the sealing piston 65, a connecting column 66 is movably sleeved at the end part of the reset rod 67, the other end of the connecting column 66 is fixedly connected with the inner wall of the box body 61, a return spring 68 is movably sleeved outside the return rod 67, and two ends of the return spring 68 are fixedly connected to the side surface between the sealing piston 65 and the connecting column 66 respectively;
in the present embodiment, when the lithium battery 5 and the fusing control element 6 do not form an electrical circuit, the pin socket 63 and the plug block 64 are in a contact state, i.e., the pin socket 63 and the plug block 64 form a conductive prerequisite function, and in addition, the sealing piston 65, the reset rod 67 and the reset spring 68 are all insulating members, and the fusing metal block 62 is a memory metal member.
The output end of the fusing control element 6 is electrically connected with a surge protector switching element 7, the surge protector switching element 7 comprises a box body 71, a magnetic force switching element 72 and a driving motor 74 are fixedly mounted inside the box body 71, a driving gear 75 is movably sleeved on an output shaft of the driving motor 74, a linkage gear 77 is connected to the outer surface of the driving gear 75 in a meshed manner, a connecting rod 726 is fixedly adjusted inside the linkage gear 77, the magnetic force switching element 72 comprises a conductive shell 721, a positioning base 722 is fixedly mounted on the bottom surface of an inner cavity of the conductive shell 721, a first magnet 723 is fixedly mounted on the top of the positioning base 722, a second magnet 724 is placed on the top of the first magnet 723, a connecting column 725 is fixedly mounted on the bottom of the connecting rod 726, and the bottom of the connecting column 725 extends into the conductive shell 721 and is fixedly connected with the top surface of the second magnet 724, a lead is arranged at the top of the second surge protector 4, the lead extends into the box body 71 and is electrically connected with a lead 73, a magnetic sleeve head 727 is fixedly sleeved at the end part of the lead 73, positioning rods 76 are fixedly arranged on the upper surface and the lower surface of the inner cavity of the box body 71, and the end parts of the two positioning rods 76 are in contact with the outer surface of the lead 73;
be equipped with warning piece 8 on the circuit that surge protector switching module 7 and the 3 electricity of first surge protector are connected, concrete restriction is not done to specific installation form this embodiment, warning piece 8's signal end and maintainer's maintenance equipment signal connection, or cell-phone end connection, concrete connection equipment this application is not given and is not done concrete restriction yet, and its main function is for warning the function.
A semiconductor is arranged between the lithium battery 5 and the fusing control element 6, as can be seen from fig. 6 in the specification, and the main function is to prevent the high voltage current from flowing back and breaking down the lithium battery 5, which may damage the lithium battery 5 and the fusing control element 6.
The specific implementation mode is as follows: the positioning rod 76 mainly functions to limit the magnetic sleeve 727 to approach the side of the conductive shell 721, and the specific distance is to ensure that the magnetic induction line in fig. 4 can enter the surface of the magnetic sleeve 727 to form magnetic force, when the lithium battery 5, the first surge protector 3, the fuse control element 6, the surge protector switching component 7 and the warning element 8 form an electric circuit and do not form a circuit, the electrodes on the left and right sides of the first magnet 723 and the second magnet 724 are the same, and the magnetic induction line only passes through the inside of the conductive shell 721 at the moment, that is, the ends of the first magnet 723 and the second magnet 724 do not have magnetism, so that the magnetic sleeve 727 and the conductive shell 721 are in a disconnected state at this moment, it should be further explained here that the conductive shell 721 is in a partially conductive structure, that the conductive shell 721 only needs to meet the requirement that the magnetic sleeve 727 is in contact with the conductive shell 721, and then the wire 73 can be inserted into the conductive shell 721 to form an electric circuit, the specific structural state of this process is not specifically limited in this embodiment.
The working principle of the invention is as follows:
the specific process comprises the steps that the first surge protector 3 normally unloads current and the damage process of the first surge protector 3 is switched to the second surge protector 4;
the normal operation process of the first surge protector 3 is that high-voltage current appears at the switch cabinet element component 2, and at the moment, the high-voltage current enters the first surge protector 3 and breaks down the first surge protector 3 to be connected with a bottom wire so as to discharge the part of the current, which belongs to the operation process of the existing surge protector;
when the first surge protector 3 is broken down and damaged in a non-resistance or low-resistance state for a long time, at the moment, the lithium battery 5, the first surge protector 3, the fusing control part 6, the surge protector switching component 7 and the warning part 8 form an electric loop, namely, the driving motor 74 is started to drive the driving gear 75 to rotate and then drive the linkage gear 77 to rotate, so that the second magnet 724 rotates to be in a state shown in the specification and figure 4, and then the magnetic sleeve 727 is adsorbed by the magnetic induction lines of the magnetic pole pieces of the second magnet 724 and the first magnet 723, so that the magnetic sleeve 727 is in contact with the conductive shell 721, and the second surge protector 4 replaces the first surge protector 3 to form a new surge protection state;
above-mentioned process is provided with fusing control 6 for the influence of protection and reduction lithium cell 5, fusing control 6's operation process is, when electric current gets into fusing metal block 62, whole fusing metal block 62 is electrically conductive to generate heat and is out of shape, thereby the disconnection, whole process has just in time guaranteed linkage gear 77 rotation 180 degrees from the operating time that communicates to the disconnection, in addition still there is the warning process of warning piece 8 to be the signal transmission who causes through the electric circuit that lithium cell 5 and warning piece 8 formed, spliced pole 66 pulls bolt seat 63 and plug piece 64 after bolt seat 63 stops to remove promptly fusing metal block 62 fuses and breaks away from this moment, thereby make lithium cell 5, first surge protector 3, fusing control 6, the electric circuit disconnection that surge protector switching module 7 and warning piece 8 formed, and guarantee that the operation process of second surge protector 4 is not influenced.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (8)
1. An electric power automation switch cabinet, comprising a cabinet body (1), a switch cabinet element assembly (2) and a first surge protector (3), characterized in that: a lithium battery (5) is fixedly mounted at the bottom of an inner cavity of the cabinet body (1), the input end of the lithium battery (5) is electrically connected with the output end of the first surge protector (3), and the output end of the lithium battery (5) is electrically connected with a fusing control element (6);
the fusing control part (6) comprises a box body (61), a fusing metal block (62) is fixedly arranged on one side of the inner cavity of the box body (61), a bolt seat (63) is fixedly arranged at the other end of the fusing metal block (62), a sealing piston (65) is fixedly arranged at one side of the bolt seat (63), the outer surface of the sealing piston (65) is contacted with the inner wall of the box body (61), the inner wall of the box body (61) is fixedly provided with a plug block (64) matched with the plug seat (63), the other side of the sealing piston (65) is fixedly provided with a reset rod (67), a connecting column (66) is movably sleeved at the end part of the reset rod (67), the other end of the connecting column (66) is fixedly connected with the inner wall of the box body (61), the output end of the fusing control element (6) is electrically connected with a surge protector switching assembly (7);
the switching component (7) of the surge protector comprises a box body (71), a magnetic switching piece (72) and a driving motor (74) are fixedly mounted inside the box body (71), a driving gear (75) is movably sleeved on an output shaft of the driving motor (74), a linkage gear (77) is connected to the outer surface of the driving gear (75) in a meshed mode, a connecting rod (726) is fixedly adjusted inside the linkage gear (77), the magnetic switching piece (72) comprises a conductive shell (721), a positioning base (722) is fixedly mounted on the bottom surface of an inner cavity of the conductive shell (721), a first magnet (723) is fixedly mounted at the top of the positioning base (722), a second magnet (724) is placed at the top of the first magnet (723), a connecting column (725) is fixedly mounted at the bottom of the connecting rod (726), the bottom of the connecting column (725) extends to the inside of the conductive shell (721) and is fixedly connected with the top surface of the second magnet (724), the top of the second surge protector (4) is provided with a lead, the lead extends to the inside of the box body (71) and is electrically connected with a lead (73), and the end part of the lead (73) is fixedly sleeved with a magnetic sleeve head (727).
2. An electric power automation switchgear, according to claim 1, characterized in that: the surge protector switching assembly (7) is provided with a warning piece (8) on a circuit electrically connected with the first surge protector (3), and a semiconductor is arranged between the lithium battery (5) and the fusing control piece (6).
3. An electric power automation switchgear, according to claim 1, characterized in that: the outside activity cover of release link (67) is equipped with reset spring (68), the side fixed connection between sealed piston (65) and spliced pole (66) is respectively in the both ends of reset spring (68).
4. An electric power automation switchgear, according to claim 1, characterized in that: locating rods (76) are fixedly mounted on the upper surface and the lower surface of the inner cavity of the box body (71), and the end portions of the two locating rods (76) are in contact with the outer surface of the lead (73).
5. An electric power automation switchgear, according to claim 1, characterized in that: when the lithium battery (5), the first surge protector (3), the fusing control piece (6), the surge protector switching component (7) and the warning piece (8) form an electric loop and do not form a circuit, the electrodes on the left side and the right side of the first magnet (723) and the second magnet (724) are the same, and then the magnetic induction lines at the moment only pass through the inside of the conductive shell (721), namely the ends of the first magnet (723) and the second magnet (724) are not magnetic.
6. An electric power automation switchgear, according to claim 1, characterized in that: the conductive shell (721) is in a local conductive structure, namely, the conductive shell (721) can enable the lead (73) to be inserted into the conductive shell (721) to form an electric circuit as long as the magnetic sleeve (727) is in contact with the conductive shell (721).
7. An electric power automation switchgear, according to claim 1, characterized in that: when the lithium battery (5) and the fusing control piece (6) do not form a circuit process, the plug seat (63) and the plug block (64) are in a contact state, namely the plug seat (63) and the plug block (64) form a conductive prerequisite function, in addition, the sealing piston (65), the reset rod (67) and the reset spring (68) are all insulating components, and the fusing metal block (62) is a memory metal component.
8. An electric power automation switchgear, according to claim 1, characterized in that: and the signal end of the warning piece (8) is in signal connection with the maintenance equipment of a maintenance worker and any one of the mobile phone ends.
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CN202210234411.1A CN114530837B (en) | 2022-03-09 | 2022-03-09 | Electric power automation cubical switchboard |
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CN202210234411.1A CN114530837B (en) | 2022-03-09 | 2022-03-09 | Electric power automation cubical switchboard |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116031815A (en) * | 2023-03-27 | 2023-04-28 | 江苏全惠电气科技有限公司 | Bus duct plug-in switch box |
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CN116031815A (en) * | 2023-03-27 | 2023-04-28 | 江苏全惠电气科技有限公司 | Bus duct plug-in switch box |
CN116031815B (en) * | 2023-03-27 | 2023-06-27 | 江苏全惠电气科技有限公司 | Bus duct plug-in switch box |
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