CN116979281B - Cabinet combining device and method for switching on high-voltage switch cabinet without power failure - Google Patents
Cabinet combining device and method for switching on high-voltage switch cabinet without power failure Download PDFInfo
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- CN116979281B CN116979281B CN202311234504.5A CN202311234504A CN116979281B CN 116979281 B CN116979281 B CN 116979281B CN 202311234504 A CN202311234504 A CN 202311234504A CN 116979281 B CN116979281 B CN 116979281B
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 210000001503 joint Anatomy 0.000 claims abstract description 74
- 238000003032 molecular docking Methods 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims description 24
- 238000010304 firing Methods 0.000 claims description 5
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 description 7
- 230000009347 mechanical transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Classifications
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/56—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation one conductor screwing into another
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
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Abstract
The application belongs to the technical field of power supply circuit devices, and provides a cabinet combining device and a method for switching on a high-voltage switch cabinet without power failure and cabinet combining, which are applied to the butt joint of an electrified switch cabinet and a switch cabinet to be combined; a first bus is arranged in the live switch cabinet, and a first insulating sleeve butt joint is arranged on a first port to be butt jointed of the first bus; a second bus is arranged in the switch cabinet to be combined, and a second insulating sleeve butt joint is arranged on a second port to be butt-jointed of the second bus; the first port to be docked, the first insulating sleeve docking head, the second port to be docked and the second insulating sleeve docking head are coaxially arranged; the double-end connecting rod is inserted into the first port to be docked, the first insulating sleeve butt joint, the second insulating sleeve butt joint and the second port to be docked. The invention realizes the uninterrupted cabinet-connection of the high-voltage switch cabinet, avoids the large-range power failure caused by the power failure of the bus, simultaneously makes the connection of new equipment more convenient, and brings outstanding social benefits.
Description
Technical Field
The application belongs to the technical field of power supply circuit devices, and particularly relates to a cabinet combining device and a method for combining a cabinet to fire a high-voltage switch cabinet without power outage.
Background
When a newly-increased high-voltage switch cabinet of a system transformer substation is connected with an existing bus, corresponding bus power failure matching and fire connection are needed (because the current indoor switch cabinet equipment is a bus switch cabinet integrated cabinet, the newly-increased switch cabinet can be independently connected with an old cabinet bus after being in place according to the sequence if the newly-increased switch cabinet needs to be connected with the new cabinet in order, so that a large-range power consumption customer power failure is caused by power failure of a power supply outlet on the bus, the customer power supply reliability is influenced, the loss of the sales power of a company is also caused, the customer is influenced to obtain power perception, and the customer complaint probability is greatly increased. Particularly, after entering winter, the electric heating load is increased, so that most public lines cannot be powered off, and finally, new electric clients cannot finish intermittent fire work as expected to delay starting of power transmission time, so that the business expansion progress of a company is directly influenced, the aim of timely delivering and expanding the sales power of incremental clients is influenced, and a vicious circle is formed in the aspects of power supply reliability, power loss, high-quality service of the clients, optimization of commercial environment, acquisition of power perception of the clients and the like.
Disclosure of Invention
The invention aims to at least solve one of the technical problems in the prior art or related art, namely the problem that when a newly-added high-voltage switch cabinet is to be connected with the existing bus, the corresponding live bus is required to be matched with the power failure for fire connection.
In view of this, a first aspect of the present invention provides a cabinet combining device that takes advantage of the "hollow" nature of tubular bus bars, interfaces through an insulating sleeve interface, and places a double-ended connecting rod into the bus bar to place the tubular bus bar of an electrified switchgear in electrified communication with the tubular bus bar of the switchgear to be combined.
A second aspect of the present invention provides a method for uninterruptible and cabinet-firing a high-voltage switchgear, the method using the above-described cabinet-doubling device to blacken and cabinet-fire the high-voltage switchgear.
The method specifically comprises the following technical scheme:
according to a first aspect of embodiments of the present application, there is provided a cabinet combining device applied to docking of an electrified switch cabinet and a switch cabinet to be combined; the cabinet combining device comprises a first insulating sleeve butt joint, a second insulating sleeve butt joint and a double-head connecting rod.
The live switch cabinet is internally provided with a first bus, and the first insulating sleeve butt joint is arranged on a first port to be butt-jointed of the first bus; a second bus is arranged in the switch cabinet to be combined, and the second insulating sleeve butt joint is arranged on a second port to be butt-jointed of the second bus; the first port to be docked, the first insulating sleeve docking head, the second port to be docked and the second insulating sleeve docking head are coaxially arranged; the double-head connecting rod is inserted into the first port to be docked, the first insulating sleeve butt joint, the second insulating sleeve butt joint and the second port to be docked.
Further, the cabinet combining device further comprises an insulating operation rod; the second insulating sleeve butt joint is arranged inside the first insulating sleeve butt joint; the double-head connecting rod is in threaded connection with the first port to be docked, the second insulating sleeve docking head and the second port to be docked; one end of the insulating operation rod is detachably connected to one end of the double-end connecting rod, and the insulating operation rod is used for screwing the double-end connecting rod into the first port to be docked, the second insulating sleeve butt joint and the second port to be docked.
Further, the cabinet combining device further comprises a first insulating sleeve sealing plate and a second insulating sleeve sealing plate; the first insulating sleeve sealing plate is arranged at the port of the first insulating sleeve butt joint for butt joint of the second insulating sleeve butt joint and used for closing or opening the first insulating sleeve butt joint; the second insulating sleeve sealing plate is arranged at an insulating sleeve butt joint port of one end of the second bus, which is far away from the second port to be docked, and is used for closing or opening an insulating sleeve butt joint of one end of the second bus, which is far away from the second port to be docked.
Further, a limiting point is arranged in the first port to be docked, and is used for limiting one end, close to the first port to be docked, of the double-head connecting rod in the length direction of the first bus and the second bus.
Further, the cabinet combining device further comprises an insulating sleeve seat, a first bus base and a second bus base, and the insulating sleeve seat, the first bus base and the second bus base are used for positioning the first bus and the second bus; one surface of the first bus base is connected to the outer wall of the first port to be docked, and the other surface of the first bus base is connected to the insulating sleeve base; one surface of the second bus base is connected to the outer wall of the second port to be docked, and the other surface of the second bus base is also connected to the insulating sleeve base.
According to a second aspect of embodiments of the present application, there is provided a method for uninterruptible and cabinet-connected high-voltage switch cabinets, the method using a cabinet-connecting device according to any one of the above technical solutions to perform uninterruptible and cabinet-connected high-voltage switch cabinets, including the following steps:
inserting the second insulating sleeve butt joint into the first insulating sleeve butt joint to enable the first bus and the second bus to be communicated; adjusting the first port to be docked and the second port to be docked so that the first bus and the second bus are on the same straight line; and one end of the double-head connecting rod is fed from one end of the second bus away from the second port to be docked, and is inserted into the first port to be docked, the second insulating sleeve docking head and the second port to be docked, so that the first bus and the second bus are electrically connected.
Further, in the method, in the case that the cabinet combining device includes an insulating operation lever, the step of completing the live connection of the first bus bar and the second bus bar further includes: after one end of the double-head connecting rod is fed from one end of the second bus away from the second port to be docked, an insulating operating rod is inserted from one end of the second bus away from the second port to be docked and is movably connected with the double-head connecting rod positioned in the second bus; and operating the insulating operation rod, and screwing the double-head connecting rod into the second port to be docked, the second insulating sleeve butt joint and the first port to be docked.
Further, in the method, in a case where the cabinet combining device includes a first insulating sleeve sealing plate, the step of inserting the second insulating sleeve abutment into the first insulating sleeve abutment to enable the first bus bar to communicate with the second bus bar further includes: and opening the first insulating sleeve sealing plate.
Further, in the method, in the case that the cabinet combining device includes a second insulating sleeve sealing plate, after the step of completing the live connection of the first bus bar and the second bus bar, the method further includes the following steps: and withdrawing the insulating operation rod from one end of the second bus away from the second port to be docked, and closing the second insulating sleeve sealing plate.
Further, in the method, when the cabinet combining device includes a first bus base, a second bus base, and an insulating sleeve base, after the step of adjusting the first port to be docked and the second port to be docked so that the first bus and the second bus are on a same line, the method further includes the following steps: and fixedly connecting the first bus base and the second bus base on the insulating sleeve base.
Compared with the prior art, the invention at least comprises the following beneficial effects:
the cabinet combining device utilizes the hollow characteristic of the tubular bus, is in butt joint through the insulating sleeve interface, and places the double-head connecting rod into the bus so as to electrically communicate the tubular bus of the electrified switch cabinet with the tubular bus of the switch cabinet to be combined; the method can be used for implementing the combination of the switch cabinets and the bus connection, and controlling the bus connection time within half an hour, so that the working time is shortened, and the operation speed of new equipment is improved; the invention is designed according to the existing equipment, is very easy to manufacture and implement, and can be applied to all power distribution networks such as high-voltage substations, switch stations and the like, in particular to power distribution facilities with higher power supply reliability requirements. Therefore, the invention not only avoids the problem of large-scale power failure caused by power failure of the bus, but also makes the fire-catching work of new equipment more convenient, and brings outstanding social benefit.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is a schematic drawing of a cabinet assembly according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of an embodiment of the present application;
FIG. 3 is a schematic diagram of a bus bar docking ready state according to an embodiment of the present application;
fig. 4 is a schematic diagram of a bus bar interfacing conducting state according to an embodiment of the present application;
fig. 5 is a schematic diagram of a bus butt-joint conduction state according to an embodiment of the present application.
The reference numerals are expressed as:
1-an electrified switch cabinet; 11-a first busbar; 12-a first port to be docked; 13-a first insulating sleeve abutment; 14-a first busbar mount;
2-a switch cabinet to be combined; 21-a second busbar; 22-a second port to be docked; 23-second insulation sleeve butt joint; 24-a second bus bar base;
3-double-ended connecting rod;
4-insulating operation rod;
51-a first insulating sleeve closure plate; 52-a second insulating sleeve closure plate;
6-restriction site;
7-insulating sleeve seat;
8-an on-line temperature measuring device.
Detailed Description
In order to better understand the technical solutions described above, the technical solutions of the embodiments of the present application are described in detail below through the accompanying drawings and the specific embodiments, and it should be understood that the embodiments of the present application and the specific features in the embodiments are detailed descriptions of the technical solutions of the embodiments of the present application, and not limit the technical solutions of the present application, and the embodiments of the present application and the technical features in the embodiments of the present application may be combined with each other without conflict.
In view of this, there is provided a cabinet combining apparatus according to a first aspect of an embodiment of the present application, which is applied to docking of an electrified switch cabinet 1 and a to-be-combined switch cabinet 2. The cabinet combining device comprises a first insulating sleeve butt joint 13, a second insulating sleeve butt joint 23 and a double-head connecting rod 3.
As shown in fig. 1 and 2, a first bus 11 is disposed in the live switchgear 1, and the first insulating sleeve docking head 13 is disposed on a first port to be docked 12 of the first bus 11; a second bus 21 is arranged in the switch cabinet 2 to be combined, and the second insulating sleeve butt joint 23 is arranged on a second port 22 to be butt-jointed of the second bus 21; the first port to be docked 12, the first insulating sleeve docking head 13, the second port to be docked 22 and the second insulating sleeve docking head 23 are coaxially arranged; the double-ended connecting rod 3 is inserted into the first port to be docked 12, the first insulating sleeve butt joint 13, the second insulating sleeve butt joint 23 and the second port to be docked 22.
In a specific embodiment, the first bus 11 is charged, the first port to be docked 12 is also charged as a part of the first bus 11, and the first insulating sleeve docking head 13 is sleeved on the first port to be docked 12 and is not charged; the second bus 21, the second port 22 to be docked and the second insulating sleeve docking head 23 are used as devices to be docked, and are not electrified.
The first insulating sleeve butt joint 13 and the second insulating sleeve butt joint 23 are butt jointed and penetrate through the first bus 11 and the second bus 21, and at this time, the first insulating sleeve butt joint 13, the second insulating sleeve butt joint 23, the second port 22 to be butt jointed and the second bus 21 are still not electrified.
After the double-ended connecting rod 3 is inserted into the first port to be docked 12, the first insulating sleeve butt joint 13, the second insulating sleeve butt joint 23 and the second port to be docked 22, one end of the double-ended connecting rod 3 is connected with the first port to be docked 12, the other end is connected with the second port to be docked 22, and current is conducted from the charged first port to be docked 12 to the second port to be docked 22 through the conductive double-ended connecting rod 3, so that the second bus is charged, and docking of the live switch cabinet 1 and the switch cabinet to be docked 2 is completed.
Further, in one embodiment, as shown in fig. 2, the cabinet combining device further includes an insulating operation rod 4; the second insulation bushing abutment 23 is arranged inside the first insulation bushing abutment 13; the double-head connecting rod 3 is in threaded connection with the first port to be docked 12, the second insulating sleeve butt joint 23 and the second port to be docked 22; one end of the insulating operation rod 4 is detachably connected to one end of the double-ended connection rod 3, and is used for screwing the double-ended connection rod 3 into the first port to be docked 12, the second insulating sleeve docking head 23 and the second port to be docked 22.
In a specific embodiment, the first insulation sleeve abutment 13 and the second insulation sleeve abutment 23 are male-female interfaces, and the second insulation sleeve abutment 23 can be inserted into the first insulation sleeve abutment 13 and in airtight contact with each other. At this time, the first port to be docked 12, the second insulating sleeve docking head 23 and the second port to be docked 22 form a through pipe with the same inner diameter.
In order to enable the double-end connecting rod 3 to be more tightly and stably connected with the first port to be docked 12, the second insulating sleeve butt joint 23 and the second port to be docked 22, in this embodiment, internal threads are formed on the inner wall of a through pipeline formed by the first port to be docked 12, the second insulating sleeve butt joint 23 and the second port to be docked 22, and external threads matched with the internal threads are formed on the outer surface of the double-end connecting rod 3, so that the double-end connecting rod 3 is in threaded connection with the first port to be docked 12, the second insulating sleeve butt joint 23 and the second port to be docked 22.
In order to enable the double-ended connection rod 3 to be arranged inside the first port to be docked 12, the second insulating sleeve docking head 23 and the second port to be docked 22, the insulating operation rod 4 is arranged in the embodiment. In a specific embodiment, one end of the insulating operation rod 4 is protruded, and one end of the double-end connecting rod is provided with a groove corresponding to the protrusion. The protrusion is inserted into the groove, so that the insulating operation rod 4 can push the double-end connecting rod 3 to move, and also can enable the double-end connecting rod 3 to rotate, like a screwdriver is used for screwing a screw, the double-end connecting rod 3 is screwed into the internal threads of the first port to be docked 12, the second insulating sleeve butt joint 23 and the second port to be docked 22. When the double-ended connecting rod 3 is arranged in place, the insulating operating rod 4 can be directly pulled out, so that the insulating operating rod 4 is separated from the double-ended connecting rod 3.
Further, in one embodiment, as shown in fig. 2, the cabinet combining device further includes a first insulating sleeve sealing plate 51 and a second insulating sleeve sealing plate 52; the first insulating sleeve sealing plate 51 is arranged at the port of the first insulating sleeve butt joint 13 for butt joint with the second insulating sleeve butt joint 23, and is used for closing or opening the first insulating sleeve butt joint 13; the second insulating sleeve sealing plate 52 is disposed at an insulating sleeve butt joint port of an end of the second bus bar 21 away from the second port 22 to be butt-jointed, and is used for closing or opening an insulating sleeve butt joint of an end of the second bus bar 21 away from the second port 22 to be butt-jointed.
In actual operation, before the live switchgear 1 and the to-be-combined switchgear 2 are docked, in order to prevent accidents caused by the operator touching the live first bus bar 11 in operation and even endangering the life and health of the operator, the first insulating sleeve sealing plate 51 is provided at the port of the first insulating sleeve docking head 13 for docking the second insulating sleeve docking head 23. The first insulating sleeve sealing plate 51 is in a closed state before the live switchgear 1 and the to-be-combined switchgear 2 are in butt joint, so that a worker cannot reach the first bus 11.
Similarly, the second insulating sleeve sealing plate 52 is disposed at the insulating sleeve abutting port at the end of the second bus bar 21 away from the second port to be abutted 22. Because, after the cabinet combining switch cabinet 2 is successfully electrified, the cabinet combining switch cabinet 2 becomes the next electrified switch cabinet, and the cabinet combining switch cabinet is ready to be combined with the next cabinet combining switch cabinet for fire. At the same time, the bushing butt joint of the end of the second bus bar 21 away from the second port 22 to be butt-jointed becomes the next first bushing butt joint 13, and the second bushing seal plate 52 becomes the next first bushing seal plate 51.
In a specific embodiment, an automatic mechanical transmission assembly may be further disposed on the first insulating sleeve sealing plate 51, and when the second insulating sleeve butt joint 23 is inserted into the first insulating sleeve butt joint 13, the automatic mechanical transmission assembly is triggered, and the first insulating sleeve sealing plate 51 is automatically opened, so that the first bus bar 11 and the second bus bar 21 are penetrated.
Similarly, an automatic mechanical transmission assembly may be disposed on the second insulating sleeve sealing plate 52, and when the double-end connecting rod 3 or the insulating operating rod 4 is inserted into one end of the second bus 21 away from the second port 22 to be docked, the automatic mechanical transmission assembly is triggered, and the second insulating sleeve sealing plate 52 is automatically opened; and when the double-ended connecting rod 3 is set in place and then the insulating operating rod 4 is pulled out, the automatic mechanical transmission assembly is triggered as well, and the second insulating sleeve closing plate 52 is closed automatically.
Further, in one embodiment, as shown in fig. 2, a limiting point 6 is disposed in the first port to be docked 12, so as to limit one end of the double-headed connecting rod 3, which is close to the first port to be docked 12, in the length direction of the first bus bar 11 and the second bus bar 21.
In a specific embodiment, the limiting point 6 is an end of the first port to be docked 12, the second insulating sleeve butt joint 23, and the internal thread on the inner wall of the through pipe formed by the second port to be docked 22, which is located in the first port to be docked 12. In a specific operation, according to the length of the double-ended connection rod 3, the optimal positions of the double-ended connection rod 3 in the first port to be docked 12, the second insulating sleeve docking head 23 and the second port to be docked 22 are determined, and the optimal positions of the limit points 6 are determined according to the optimal positions.
The double-ended connecting rod 3 enters from one end of the second bus 21 away from the second port 22 to be docked, and is screwed in along the directions of the second port 22 to be docked, the second insulating sleeve docking head 23 and the first port 12 to be docked under the operation of the insulating operating rod 4, and finally reaches the limit point 6. At this time, the double-ended connection rod 3 cannot be screwed in any more, and the worker confirms that the double-ended connection rod 3 has reached the optimal position, so that the next operation can be performed.
Further, in one embodiment, as shown in fig. 2, the cabinet combining device further includes an insulating sleeve seat 7, a first bus bar seat 14 and a second bus bar seat 24, for positioning the first bus bar 11 and the second bus bar 21; one surface of the first bus base 14 is connected to the outer wall of the first port to be docked 12, and the other surface is connected to the insulating sleeve base 7; one surface of the second bus bar base 24 is connected to the outer wall of the second port 22 to be docked, and the other surface is also connected to the insulating sleeve base 7.
In a specific operation, after the second insulating sleeve abutment 23 is inserted into the first insulating sleeve abutment 13, the first port to be abutted 12 and the second port to be abutted 22 need to be adjusted, so that the first bus bar 11 and the second bus bar 21 are kept on a straight line, thereby facilitating the insertion and setting in place of the double-ended connecting rod 3. When the first bus bar 11 and the second bus bar 21 are kept in a straight line, the first bus bar 11 and the second bus bar 21, which are positioned, need to be fixed so as to be kept in a straight line without being displaced during operation. For this purpose, the present embodiment provides an insulating bushing block 7, a first bus bar block 14 and a second bus bar block 24. After the positions of the first bus bar 11 and the second bus bar 21 are adjusted, the first bus bar base 14 connected to the outer wall of the first port to be docked 12 and the second bus bar base 24 connected to the outer wall of the second port to be docked 22 are fixed on the insulating sleeve base 7, so that the positions of the first bus bar 11 and the second bus bar 21 are fixed.
Further, in one embodiment, as shown in fig. 1, the cabinet combining device further includes an online temperature measuring device 8; one end of the on-line temperature measuring device 8 is connected to the first port to be docked 12, and the other end is connected to the second port to be docked 22. The on-line temperature measuring device 8 is used for monitoring the temperatures of the first bus 11 and the second bus 21 in real time in the cabinet combining and fire receiving process, so as to ensure the safety in the cabinet combining and fire receiving process, and can immediately stop operation when faults occur, and then, new operation is carried out after the faults are removed.
According to a second aspect of embodiments of the present application, there is provided a method for a no-power-outage cabinet-merging high-voltage switch cabinet, the method using a cabinet-merging device according to any one of the above-mentioned technical solutions to perform no-power-outage cabinet-merging on the high-voltage switch cabinet, including the following steps:
inserting the second bushing butt joint 23 into the first bushing butt joint 13 to penetrate the first bus bar 11 and the second bus bar 21; adjusting the first port to be docked 12 and the second port to be docked 22 so that the first bus 11 and the second bus 21 are on the same straight line; one end of the double-ended connecting rod 3 is fed from one end of the second bus bar 21 away from the second port 22 to be docked, and is inserted into the first port 12 to be docked, the second insulating sleeve docking head 23 and the second port 22 to be docked, so as to complete the electrified connection between the first bus bar 11 and the second bus bar 21.
Further, in an embodiment, in the case that the cabinet combining device includes the insulating operation rod 4, the step of completing the live connection of the first bus bar 11 and the second bus bar 21 further includes:
after one end of the double-ended connecting rod 2 is fed from one end of the second bus bar 21 far away from the second port 22 to be docked, an insulating operating rod 4 is inserted from one end of the second bus bar 21 far away from the second port 22 to be docked, and is movably connected with the double-ended connecting rod 3 positioned in the second bus bar 21; and operating the insulating operation rod 4 to screw the double-end connecting rod 3 into the second port to be docked 22, the second insulating sleeve docking head 23 and the first port to be docked 12.
Further, in an embodiment, in the case that the cabinet combining apparatus includes the first insulating sleeve sealing plate 51, the step of inserting the second insulating sleeve nipple 23 into the first insulating sleeve nipple 13 to enable the first bus bar 11 to communicate with the second bus bar 21 further includes:
the first insulating sleeve closure plate 51 is opened.
Further, in an embodiment, in the case that the cabinet combining device includes the second insulating sleeve sealing plate 52, after the step of completing the live connection between the first bus bar 11 and the second bus bar 21, the method further includes the following steps:
the insulating operation rod 4 is withdrawn from the end of the second bus bar 21 remote from the second port to be docked 22, and the second insulating sleeve closure plate 52 is closed.
Further, in an embodiment, in the case that the cabinet combining device includes the first bus bar base 14, the second bus bar base 24, and the insulating sleeve base 7, after the step of adjusting the first port to be docked 12 and the second port to be docked 22 to align the first bus bar 11 with the second bus bar 21, the method further includes the following steps:
the first bus bar base 14 and the second bus bar base 24 are fixedly connected to the insulating sleeve base 7.
As shown in fig. 3, 4 and 5, it can be seen that in the embodiment of the present application, the double-ended connection rod 3 is in a positional relationship with the first port to be docked 12, the second insulating sleeve docking head 23 and the second port to be docked 22 in different states during the cabinet docking process.
Because the method uses the cabinet combining device in any technical scheme to carry out uninterrupted cabinet combining and fire receiving on the high-voltage switch cabinet, the method has all the beneficial effects of the cabinet combining device in the technical scheme and is not repeated herein.
In the present invention, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The cabinet combining device is characterized by being applied to the butt joint of an electrified switch cabinet (1) and a switch cabinet (2) to be combined;
the cabinet combining device comprises a first insulating sleeve butt joint (13), a second insulating sleeve butt joint (23), a double-head connecting rod (3) and an insulating operating rod (4);
a first bus (11) is arranged in the live switch cabinet (1), and the first insulating sleeve butt joint (13) is arranged on a first port (12) to be butt jointed of the first bus (11);
a second bus (21) is arranged in the switch cabinet (2) of the cabinet to be combined, and the second insulating sleeve butt joint (23) is arranged on a second port (22) to be butt-jointed of the second bus (21);
the first port (12) to be docked, the first insulating sleeve docking head (13), the second port (22) to be docked and the second insulating sleeve docking head (23) are coaxially arranged;
the insulating operation rod (4) is used for pushing the double-end connecting rod (3) to move, and the double-end connecting rod (3) is inserted into the first port (12) to be docked, the first insulating sleeve butt joint (13), the second insulating sleeve butt joint (23) and the second port (22) to be docked.
2. The cabinet combining apparatus as claimed in claim 1, wherein,
the second insulating sleeve butt joint (23) is arranged inside the first insulating sleeve butt joint (13);
the double-head connecting rod (3) is in threaded connection with the first port (12) to be docked, the second insulating sleeve docking head (23) and the second port (22) to be docked;
one end of the insulating operation rod (4) is detachably connected to one end of the double-end connecting rod (3), and the insulating operation rod is used for screwing the double-end connecting rod (3) into the first port (12) to be docked, the second insulating sleeve docking head (23) and the second port (22) to be docked.
3. The cabinet combination according to claim 1, further comprising a first insulating sleeve closing plate (51) and a second insulating sleeve closing plate (52);
the first insulating sleeve sealing plate (51) is arranged at a port of the first insulating sleeve butt joint (13) for butt joint of the second insulating sleeve butt joint (23) and is used for closing or opening the first insulating sleeve butt joint (13);
the second insulating sleeve sealing plate (52) is arranged at an insulating sleeve butt joint port of one end, far away from the second port (22) to be docked, of the second bus bar (21) and is used for sealing or opening an insulating sleeve butt joint of one end, far away from the second port (22), of the second bus bar (21).
4. The cabinet combining device according to claim 1, characterized in that a limiting point (6) is arranged in the first port (12) to be docked, and is used for limiting one end, close to the first port (12), of the double-headed connecting rod (3) in the length direction of the first bus bar (11) and the second bus bar (21).
5. The cabinet combining device according to claim 1, further comprising an insulating sleeve holder (7), a first bus bar holder (14) and a second bus bar holder (24) for positioning the first bus bar (11) and the second bus bar (21);
one surface of the first bus base (14) is connected to the outer wall of the first port (12) to be docked, and the other surface of the first bus base is connected to the insulating sleeve base (7);
one surface of the second bus base (24) is connected to the outer wall of the second port (22) to be docked, and the other surface of the second bus base is also connected to the insulating sleeve base (7).
6. A method for a high voltage switchgear without power outage and cabinet switching, characterized in that the high voltage switchgear is subjected to power outage and cabinet switching by using the cabinet combining device according to any one of claims 1-5, comprising the following steps:
inserting the second insulating bushing butt joint (23) into the first insulating bushing butt joint (13) so that the first bus bar (11) and the second bus bar (21) are penetrated;
adjusting the first port (12) to be docked and the second port (22) to be docked so that the first bus bar (11) and the second bus bar (21) are on the same straight line;
feeding one end of the double-head connecting rod (3) from one end of the second bus bar (21) far away from the second port (22) to be docked;
inserting the insulating operation rod (4) from one end of the second bus (21) far away from the second port (22) to be docked, pushing the double-head connecting rod (3) to be inserted into the first port (12) to be docked, the second insulating sleeve butt joint (23) and the second port (22) to be docked, and completing charged connection of the first bus (11) and the second bus (21).
7. A method of uninterruptible and cabinet-firing high-voltage switchgear according to claim 6, characterized in that the step of completing the live connection of the first busbar (11) with the second busbar (21) further comprises:
after the insulating operation rod (4) is inserted from one end of the second bus bar (21) far away from the second port (22) to be docked, the insulating operation rod (4) is movably connected with the double-head connecting rod (3) positioned in the second bus bar (21);
and operating the insulating operation rod (4), and screwing the double-end connecting rod (3) into the second port (22) to be docked, the second insulating sleeve butt joint (23) and the first port (12) to be docked.
8. The method of uninterruptible power and cabinet-firing high voltage switchgear according to claim 6, characterized in that, in the case of the cabinet-doubling device comprising a first insulating sleeve closing plate (51), the step of inserting the second insulating sleeve abutment (23) into the first insulating sleeve abutment (13) so as to allow the first busbar (11) to pass through the second busbar (21) further comprises:
-opening the first insulating sleeve closure plate (51).
9. A method of uninterruptible and cabinet-firing high-voltage switchgear according to claim 7, characterized in that, in the case of the cabinet-doubling device comprising a second insulating sleeve closing plate (52), after the step of completing the live connection of the first busbar (11) with the second busbar (21), it further comprises the following steps:
the insulating operation rod (4) is pulled out from the end of the second bus bar (21) away from the second port (22) to be docked, and the second insulating sleeve closing plate (52) is closed.
10. The method for uninterruptible and cabinet-firing high-voltage switchgear according to claim 6, characterized in that, in the case of the cabinet-doubling device comprising a first busbar seat (14), a second busbar seat (24) and an insulating bushing seat (7), after the step of adjusting the first port to be docked (12) and the second port to be docked (22) so that the first busbar (11) and the second busbar (21) are in line, it further comprises the following steps:
and fixedly connecting the first bus base (14) and the second bus base (24) to the insulating sleeve base (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311234504.5A CN116979281B (en) | 2023-09-25 | 2023-09-25 | Cabinet combining device and method for switching on high-voltage switch cabinet without power failure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311234504.5A CN116979281B (en) | 2023-09-25 | 2023-09-25 | Cabinet combining device and method for switching on high-voltage switch cabinet without power failure |
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| CN116979281A CN116979281A (en) | 2023-10-31 |
| CN116979281B true CN116979281B (en) | 2024-01-19 |
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| CN202311234504.5A Active CN116979281B (en) | 2023-09-25 | 2023-09-25 | Cabinet combining device and method for switching on high-voltage switch cabinet without power failure |
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| Publication number | Publication date |
|---|---|
| CN116979281A (en) | 2023-10-31 |
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