CN112510492A - Grounding box capable of switching grounding modes of high-voltage cable and electronic device - Google Patents
Grounding box capable of switching grounding modes of high-voltage cable and electronic device Download PDFInfo
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- CN112510492A CN112510492A CN202011377052.2A CN202011377052A CN112510492A CN 112510492 A CN112510492 A CN 112510492A CN 202011377052 A CN202011377052 A CN 202011377052A CN 112510492 A CN112510492 A CN 112510492A
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- 239000011241 protective layer Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 abstract description 8
- 239000010410 layer Substances 0.000 abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000835 fiber Substances 0.000 abstract description 6
- 230000016507 interphase Effects 0.000 abstract description 4
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
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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
- H02B1/16—Earthing arrangements
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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
- H02B1/24—Circuit arrangements for boards or switchyards
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Abstract
The application provides a grounding box and an electronic device capable of switching grounding modes of a high-voltage cable. This ground connection case includes: the protective layer overvoltage limiter, the grounding bar, the connecting bar and the ports are arranged on the insulating support, the standardized connecting module is used for connecting any group of ports, and the grounding mode switching is realized by controlling the connection or disconnection of any group of ports. According to the scheme, the switching of the grounding mode of the high-voltage cable grounding box is realized by controlling the connection or disconnection of any group of ports, the mode of switching the grounding mode is simplified, manpower and material resources are saved, time is saved, the coaxial cable led out from the middle joint of the cable does not need to be cut off, the fiber core and the shielding layer of the coaxial cable do not need to be connected through a copper wire, and the switching of the grounding mode of the high-voltage cable grounding box is realized by removing the inter-phase connecting plate and connecting the inter-phase connecting plate with the overvoltage limiter.
Description
Technical Field
The application relates to the field of high-voltage cable grounding, in particular to a grounding box and an electronic device capable of switching a high-voltage cable grounding mode.
Background
When a high-voltage cable test of a certain type is carried out, such as a high-voltage cable vibration wave test and an impedance spectrum test, the cross interconnection system is often required to be restored to a direct connection form. The existing technical schemes mainly comprise two types: 1) opening the top cover of the grounding box, and respectively restoring the cross interconnection box, the direct grounding box and the protection grounding box into a direct connection form (namely, connecting the fiber core and the shielding layer of the coaxial cable through a copper wire, removing the interphase connecting plate and connecting the interphase connecting plate with the overvoltage limiter); 2) the coaxial cable led out from the cable intermediate joint is cut off, and then the same-phase coaxial cable is connected with a fiber core and a shielding layer by a copper conductor. After the test is completed, the cross-connection system of the cable line needs to be recovered. In the process, not only is time consumed, but also manpower and material resources are consumed, and equipment can be damaged to a certain extent.
Disclosure of Invention
The application mainly aims to provide a grounding box and an electronic device capable of switching a high-voltage cable grounding mode, and aims to solve the problems that in the prior art, the switching of the high-voltage cable grounding mode is time-consuming and consumes manpower and material resources.
In order to achieve the above object, according to one aspect of the present application, there is provided a grounding box capable of switching a grounding mode of a high voltage cable, comprising an insulating support, a sheath overvoltage limiter, a grounding bar, a connecting bar, a standardized connecting module and a plurality of ports, wherein two of the ports are in one group, the sheath overvoltage limiter, the grounding bar, the connecting bar and the ports are disposed on the insulating support, the standardized connecting module is configured to connect any group of the ports, and the switching of the grounding mode is achieved by controlling the connection or disconnection of any group of the ports.
Further, the ports include a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port, and a twenty-twelfth port, the third port and the fourth port are connected by the standardized connection module, the seventh port and the eighth port are connected by the standardized connection module, the thirteenth port and the fourteenth port are connected by the standardized connection module, the fifteenth port and the sixteenth port are connected by the standardized connection module, the seventeenth port and the eighteenth port are connected by the standardized connection module, the nineteenth port and the twentieth port are connected through the standardized connection module, the twenty-first port and the twenty-second port are connected through the standardized connection module, and the rest of the ports are not connected.
Further, the ports include a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port, and a twenty-twelfth port, the first port is connected to the second port through the standardized connection module, the fifth port is connected to the sixth port through the standardized connection module, the ninth port is connected to the tenth port through the standardized connection module, and the rest of the ports are not connected.
Further, the ports include a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port, and a twenty-twelfth port, all of which are not connected through the standardized connection module.
Further, the ports include a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port, and a twenty-twelfth port, the fourth port is connected with the sixth port through the standardized connection module, the eighth port is connected with the tenth port through the standardized connection module, the eleventh port is connected with the twelfth port through the standardized connection module, the thirteenth port is connected with the fourteenth port through the standardized connection module, the seventeenth port is connected with the eighteenth port through the standardized connection module, the nineteenth port and the twentieth port are connected through the standardized connection module, the twenty-first port and the twenty-second port are connected through the standardized connection module, and the rest of the ports are not connected.
Further, the ports include a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port, and a twenty-twelfth port, the first port and the second port are connected by the standardized connection module, the third port and the fourth port are connected by the standardized connection module, the fifth port and the sixth port are connected by the standardized connection module, the seventh port and the eighth port are connected by the standardized connection module, and the ninth port and the tenth port are connected by the standardized connection module, the twelfth port and the fourteenth port are connected through the standardized connection module, and the remaining ports are not connected.
According to another aspect of the present application, there is provided an electronic device comprising a grounding box capable of switching a grounding mode of a high-voltage cable, wherein the grounding box is any one of the grounding boxes.
The technical scheme of this application, but switching high tension cable grounding mode's grounding box, including insulating support, sheath overvoltage limiter, ground connection row, connecting row, standardized link module and a plurality of port, through controlling arbitrary a set of the port is connected or is not connected with the switching that realizes high tension cable grounding box grounding mode, and this scheme has simplified grounding mode switching's mode, has saved manpower and materials, has practiced thrift the time, need not to cut off the coaxial cable that the cable intermediate head was drawn, need not to connect this coaxial cable's fibre core and shielding layer through the copper conductor to get rid of alternate tie plate and be connected with overvoltage limiter and just realized high tension cable grounding box grounding mode's switching.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
FIG. 1 shows a junction box plan view according to an embodiment of the present application;
FIG. 2 illustrates a perspective view of a main body structure of a power contact box according to an embodiment of the present application;
FIG. 3 illustrates a perspective view of an electrical box according to an embodiment of the present application;
fig. 4 shows a schematic view of a first connection of the grounding box of the switchable high voltage cable grounding mode according to an embodiment of the application;
fig. 5 shows a first connection mode wiring diagram of a grounding box of a switchable high-voltage cable grounding mode according to an embodiment of the application;
fig. 6 shows a schematic diagram of a second connection mode of the grounding box of the switchable high-voltage cable grounding mode according to the embodiment of the application;
FIG. 7 is a second connection scheme of the grounding box of the switchable high-voltage cable grounding scheme according to the embodiment of the application;
figure 8 shows a schematic diagram of a third connection of the grounding box of the switchable high voltage cable grounding scheme according to an embodiment of the present application;
fig. 9 shows a third connection mode wiring diagram of the grounding box of the switchable high-voltage cable grounding mode according to the embodiment of the application;
figure 10 shows a fourth connection scheme of a grounding box switchable to a high voltage cable grounding scheme according to an embodiment of the present application;
fig. 11 shows a fourth connection scheme of the grounding box of the switchable high-voltage cable grounding scheme according to the embodiment of the application;
fig. 12 shows a schematic diagram of a fifth connection mode of the grounding box of the switchable high-voltage cable grounding mode according to the embodiment of the application;
fig. 13 shows a fifth connection mode wiring diagram of the grounding box capable of switching the grounding mode of the high-voltage cable according to the embodiment of the application.
Wherein the figures include the following reference numerals:
1. a first port; 2. a second port; 3. a third port; 4. a fourth port; 5. a fifth port; 6. a sixth port; 7. a seventh port; 8. an eighth port; 9. a ninth port; 10. a tenth port; 11. an eleventh port; 12. a twelfth port; 13. a thirteenth port; 14. a fourteenth port; 15. a fifteenth port; 16. a sixteenth port; 17. a seventeenth port; 18. an eighteenth port; 19. a nineteenth port; 20. a twentieth port; 21. a twenty-first port; 22. a second twelve port; 01. insulating support; 02. a sheath overvoltage limiter; 03. a ground bar; 04. a connecting row; 05. a standardized connection module; 06. a coaxial cable inlet port; 07. a ground port; 08. a housing.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Also, in the specification and claims, when an element is described as being "connected" to another element, the element may be "directly connected" to the other element or "connected" to the other element through a third element.
As described in the background art, switching the grounding mode of the high-voltage cable in the prior art consumes time and manpower and material resources, and in order to solve the problem that switching the grounding mode of the high-voltage cable consumes time and manpower and material resources, the application provides a grounding box and an electronic device capable of switching the grounding mode of the high-voltage cable.
An exemplary embodiment of the present application provides a grounding box capable of switching a grounding mode of a high-voltage cable, as shown in fig. 1, fig. 2 and fig. 4, including an insulating support 01, a sheath overvoltage limiter 02, a grounding bar 03, a connecting bar 04, a standardized connecting module 05 and a plurality of ports, where two of the ports are in one group, the sheath overvoltage limiter 02, the grounding bar 03, the connecting bar 04 and each of the ports are disposed on the insulating support 01, the standardized connecting module 05 is used to connect any group of the ports, and the ports are connected or not connected to realize switching of the grounding mode by controlling any group of the ports.
In the scheme, the grounding box capable of switching the grounding mode of the high-voltage cable comprises an insulating support, a protective layer overvoltage limiter, a grounding bar, a connecting bar, a standard connecting module and a plurality of ports, and the switching of the grounding mode of the high-voltage cable grounding box is realized by controlling any group of the ports to be connected or not to be connected.
Examples
The present embodiment relates to a specific high voltage cable grounding manner, and includes five grounding manners, as shown in fig. 1 and fig. 2, the ports include a first port 1, a second port 2, a third port 3, a fourth port 4, a fifth port 5, a sixth port 6, a seventh port 7, an eighth port 8, a ninth port 9, a tenth port 10, an eleventh port 11, a twelfth port 12, a thirteenth port 13, a fourteenth port 14, a fifteenth port 15, a sixteenth port 16, a seventeenth port 17, an eighteenth port 18, a nineteenth port 19, a twentieth port 20, a twenty-first port 21, and a twentieth port 22.
Specifically, fig. 1 shows a specific connection manner of the sheath overvoltage limiter 02, the ground bar 03, the connection bar 04, and the port.
Specifically, fig. 2 shows a specific connection manner of the sheath overvoltage limiter 02, the ground bar 03, the connection bar 04, and the port.
As shown in fig. 3 and 4, the grounding box further includes a coaxial cable inlet port 06, a grounding port 07, and a housing 08, where the housing 08 has a receiving cavity, the main structure of the grounding box is located in the receiving cavity, the coaxial cable is accessed from the coaxial cable inlet port 06, and the grounding port 07 is used for grounding.
As shown in fig. 1 and 2, from left to right, the first sheath overvoltage limiter 02 is connected to the seventeenth port 17, the second sheath overvoltage limiter 02 is connected to the nineteenth port 19, the third sheath overvoltage limiter 02 is connected to the twenty-first port 21, the first sheath overvoltage limiter 02, the second sheath overvoltage limiter 02 and the third sheath overvoltage limiter 02 are all connected to the ground bar 03, the ground bar 03 is connected to the thirteenth port 13, the fourteenth port 14 is connected to the ground port 07 through the ground bar 03, the eleventh port 11 is connected to the thirteenth port 13 through the ground bar 03, the seventh port 7 is connected to the ninth port 9 through the ground bar 03, the tenth port 10 is connected to the twelfth port 12 through the ground bar 03, the fifteenth port 15 is connected to the first port 1 through the connecting bar 04, the third port 3 is connected to the fifth port 5 through the connecting bar 04, the second port 2 is connected to the fourth port 4 through a connection row 04, the sixth port 6 is connected to the eighth port 8 through a connection row 04, and the sixteenth port 16 is connected to the tenth port 10 through a connection row 04.
1. Cross-connected grounding box function
As shown in fig. 4, the third port 3 and the fourth port 4 are connected by the standardized connection module 05, the seventh port 7 and the eighth port 8 are connected by the standardized connection module 05, the thirteenth port 13 and the fourteenth port 14 are connected by the standardized connection module 05, the fifteenth port 15 and the sixteenth port 16 are connected by the standardized connection module 05, the seventeenth port 17 and the eighteenth port 18 are connected by the standardized connection module 05, the nineteenth port 19 and the twentieth port 20 are connected by the standardized connection module 05, the twenty first port 21 and the twenty second port 22 are connected by the standardized connection module 05, and the rest of the ports are not connected. I.e. ports 3-4, 7-8, 13-14, 15-16, 17-18, 19-20, 21-22 are connected by standardized connection module 05, the remaining ports are not connected.
In fig. 4 and 5, the a, B, and C phases are coaxial cables, the a1, B1, and C1 are three-phase coaxial cable shield sides, and the a2, B2, and C2 are three-phase coaxial cable core sides, so that the cross-connection box function is realized. Specifically, in fig. 5, a1 is connected with B2, B1 is connected with C2, and C1 is connected with a2, so that the cross-connection box function is realized.
2. Short joint for sheaths on two sides of joint
As shown in fig. 6, the first port 1 and the second port 2 are connected by the standardized connection module 05, the fifth port 5 and the sixth port 6 are connected by the standardized connection module 05, the ninth port 9 and the tenth port 10 are connected by the standardized connection module 05, and the remaining ports are not connected. That is, ports 1-2, 5-6, 9-10 are connected through standardized connection module 05, and the remaining ports are not connected.
As shown in fig. 6 and 7, the a, B, and C phases are coaxial cables, the a1, B1, and C1 are shield sides of the three-phase coaxial cables, the a2, B2, and C2 are cores of the three-phase coaxial cables, and the cores of the three-phase coaxial cables are connected to the shield sides, thereby achieving a function of directly connecting the sheaths on both sides of the joint. Specifically, in fig. 7, a1 is connected with a2, B1 is connected with B2, and C1 is connected with C2, so that the direct connection function of the sheaths on the two sides of the joint is realized.
3. Grounding wire suspension
As shown in fig. 8, all ports are not connected by the standardized connection module. Namely, all the standardized connection modules are removed for connection, and the grounding wire can be suspended.
As shown in fig. 8 and 9, the a, B, and C phases are coaxial cables, the a1, B1, and C1 are shielding sides of the three-phase coaxial cables, the a2, B2, and C2 are cores of the three-phase coaxial cables, and the cores and the shielding sides of the three-phase coaxial cables are not connected, so that the function of suspending sheaths at both sides of the joint is realized. Specifically, a1 is not connected to a2, B1 is not connected to B2, and C1 is not connected to C2 in fig. 9, so that the ground line is suspended.
4. Direct grounding match protection grounding
As shown in fig. 10, the fourth port 4 and the sixth port 6 are connected by the standardized connection module 05, the eighth port 8 and the tenth port 10 are connected by the standardized connection module 05, the eleventh port 11 and the twelfth port 12 are connected by the standardized connection module 05, the thirteenth port 13 and the fourteenth port 14 are connected by the standardized connection module 05, the seventeenth port 17 and the eighteenth port 18 are connected by the standardized connection module 05, the nineteenth port 19 and the twentieth port 20 are connected by the standardized connection module 05, the twenty first port 21 and the twenty second port 22 are connected by the standardized connection module 05, and the remaining ports are not connected. That is to say ports 4-6, 8-10, 11-12, 13-14, 17-18, 19-20, 21-22 are connected via standardized connection module 05, the remaining ports not being connected.
As shown in fig. 10 and 11, the a, B, and C phases are coaxial cables, the a1, B1, and C1 are shield sides of the three-phase coaxial cables, the a2, B2, and C2 are cores of the three-phase coaxial cables, the shield sides of the three-phase coaxial cables are grounded, and the cores are grounded through the sheath protector, thereby realizing a direct grounding, lap-joint protection grounding function, and a specific grounding method is shown in fig. 11.
5. Using cross-connection box as direct grounding box
As shown in fig. 12, the first port 1 and the second port 2 are connected by the standardized connection module 05, the third port 3 and the fourth port 4 are connected by the standardized connection module 05, the fifth port 5 and the sixth port 6 are connected by the standardized connection module 05, the seventh port 7 and the eighth port 8 are connected by the standardized connection module 05, the ninth port 9 and the tenth port 10 are connected by the standardized connection module 05, the twelfth port 12 and the fourteenth port 14 are connected by the standardized connection module 05, and the rest of the ports are not connected. That is, ports 1-2, 3-4, 5-6, 7-8, 9-10, 12-14 are connected through standardized connection module 05, with the remaining ports not connected.
As shown in fig. 12 and 13, the a, B, and C phases are coaxial cables, the a1, B1, and C1 are shield sides of the three-phase coaxial cables, the a2, B2, and C2 are cores of the three-phase coaxial cables, and the shield sides and the cores of the three-phase coaxial cables are connected to each other and grounded, thereby achieving a direct grounding function. Specifically, a1 in fig. 13 is connected to a2, B1 is connected to B2, and C1 is connected to C2, so that the ground line is suspended.
Another exemplary embodiment of the present application provides an electronic device including a ground box capable of switching a grounding mode of a high-voltage cable, the ground box being any one of the ground boxes. The grounding box in the electronic device comprises an insulating support, a protective layer overvoltage limiter, a grounding bar, a connecting bar, a standard connecting module and a plurality of ports, and the switching of the grounding mode of the high-voltage cable grounding box is realized by controlling any group of the ports to be connected or not to be connected.
From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects:
1) the utility model provides a ground box of changeable high tension cable ground connection mode, the ground box of changeable high tension cable ground connection mode include insulating support, sheath overvoltage limiter, ground connection row, run-on, standardized connection module and a plurality of port, through controlling arbitrary a set of the switching that the high tension cable ground box ground connection mode was realized to port connection or not connecing, this scheme has simplified the mode that ground connection mode switched, has saved manpower and materials, has practiced thrift the time, need not to cut the coaxial cable that the cable intermediate head was drawn forth, need not to connect the fibre core and the shielding layer of this coaxial cable through the copper wire to get rid of alternate tie plate and be connected the switching that has just realized high tension cable ground box ground connection mode with overvoltage limiter.
2) The utility model provides an electronic device, ground connection case among this electronic device includes insulating support, sheath overvoltage limiter, ground connection row, connector bar, standardized linking module and a plurality of port, through controlling arbitrary a set of the port is connected or is not connected with the switching that realizes high tension cable ground connection case ground connection mode, and the mode that ground connection mode switched has been simplified to this scheme, has saved manpower and materials, has practiced thrift the time, need not to cut the coaxial cable that the cable intermediate head was drawn, need not to connect the fibre core and the shielding layer of this coaxial cable through the copper conductor to get rid of alternate tie plate and be connected with overvoltage limiter and just realized the switching of high tension cable ground connection case ground connection mode.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (7)
1. The grounding box capable of switching the grounding mode of the high-voltage cable is characterized by comprising an insulating support, a protective layer overvoltage limiter, a grounding bar, a connecting bar, a standardized connecting module and a plurality of ports, wherein two ports are in a group, the protective layer overvoltage limiter, the grounding bar, the connecting bar and the ports are arranged on the insulating support, the standardized connecting module is used for connecting any group of ports, and the switching of the grounding mode is realized by controlling the connection or disconnection of any group of ports.
2. The grounding box of claim 1, wherein the ports comprise a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port, and a twenty-twelfth port, the third port and the fourth port are connected by the standardized connection module, the seventh port and the eighth port are connected by the standardized connection module, the thirteenth port and the fourteenth port are connected by the standardized connection module, the fifteenth port and the sixteenth port are connected by the standardized connection module, the seventeenth port and the eighteenth port are connected through the standardized connection module, the nineteenth port and the twentieth port are connected through the standardized connection module, the twenty-first port and the twentieth port are connected through the standardized connection module, and the rest of the ports are not connected.
3. The grounding box of claim 1, wherein the ports comprise a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port, and a twenty-twelfth port, the first port and the second port are connected by the standardized connection module, the fifth port and the sixth port are connected by the standardized connection module, the ninth port and the tenth port are connected by the standardized connection module, and the remaining ports are not connected.
4. A grounding box as claimed in claim 1, characterized in that said ports include a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port and a twenty-twelfth port, all of which are not connected by said standardized connection module.
5. The grounding box of claim 1, wherein the ports comprise a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port, and a twenty-twelfth port, the fourth port and the sixth port are connected by the standardized connection module, the eighth port and the tenth port are connected by the standardized connection module, the eleventh port and the twelfth port are connected by the standardized connection module, the thirteenth port and the fourteenth port are connected by the standardized connection module, the seventeenth port and the eighteenth port are connected through the standardized connection module, the nineteenth port and the twentieth port are connected through the standardized connection module, the twenty-first port and the twentieth port are connected through the standardized connection module, and the rest of the ports are not connected.
6. The grounding box of claim 1, wherein the ports comprise a first port, a second port, a third port, a fourth port, a fifth port, a sixth port, a seventh port, an eighth port, a ninth port, a tenth port, an eleventh port, a twelfth port, a thirteenth port, a fourteenth port, a fifteenth port, a sixteenth port, a seventeenth port, an eighteenth port, a nineteenth port, a twentieth port, a twenty-first port, and a twenty-twelfth port, the first port and the second port are connected by the standardized connection module, the third port and the fourth port are connected by the standardized connection module, the fifth port and the sixth port are connected by the standardized connection module, the seventh port and the eighth port are connected by the standardized connection module, the ninth port and the tenth port are connected by the standardized connection module, the twelfth port and the fourteenth port are connected by the standardized connection module, and the rest of the ports are not connected.
7. An electronic device comprising a grounding box capable of switching a grounding mode of a high-voltage cable, wherein the grounding box is the grounding box of any one of claims 1 to 6.
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