CN114709638B - Be used for changeable dish that converges of many loads and connected mode - Google Patents
Be used for changeable dish that converges of many loads and connected mode Download PDFInfo
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- CN114709638B CN114709638B CN202210631726.XA CN202210631726A CN114709638B CN 114709638 B CN114709638 B CN 114709638B CN 202210631726 A CN202210631726 A CN 202210631726A CN 114709638 B CN114709638 B CN 114709638B
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- coaxial cable
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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
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/03—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections
- H01R9/05—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections for coaxial cables
- H01R9/0506—Connection between three or more cable ends
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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
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/02—Intermediate parts for distributing energy to two or more circuits in parallel, e.g. splitter
Abstract
The invention discloses a multi-load current-converging disc with variable connection modes, which comprises an input coaxial cable anode connecting plate, an input coaxial cable cathode connecting plate, an input coaxial cable anode top plate, an input coaxial cable sleeve, a plurality of output coaxial cable anode connecting conductors, a plurality of output coaxial cable cathode connecting conductors, an output coaxial cable sleeve, a connecting insulating plate, an isolating insulating plate, a supporting rod for connecting each layer of connecting insulating plates and a support. The bus station for multiple loads and with variable connection modes disclosed by the invention realizes reliable convergence input and dispersed output of high-voltage pulse heavy current, realizes multi-coil load by adjusting the number of the positive and negative connecting conductors of the output coaxial cable, realizes multi-combination connection of multiple load coils by adjusting the connection modes and the number of the electrode connecting sheets, and has universality.
Description
Technical Field
The invention belongs to the field of pulse generators, and particularly relates to a multi-load junction plate with a variable connection mode.
Background
The pulse heavy current device is a most common pulse power supply based on the discharge of a capacitive energy storage element, and can provide pulse current with the amplitude of hundreds of megaamperes at most and the minimum pulse width of nanoseconds for a load. The high-voltage pulse capacitors which can be short-circuited to discharge are connected in parallel to form a capacitor bank to discharge, the high-voltage pulse capacitors are generally in a modular design, modules are grouped to discharge to a load according to a unified or set time sequence, and output current of all the modules is required to be collected through a collecting tray and transmitted to the load. The bus bar is used as a bridge for connecting the pulse heavy-current device and the load coil, and is the key of whether the pulse heavy-current device can reliably provide excitation current for the load coil.
Based on the fact that the load in the physical experiment in the national major scientific and technological infrastructure is composed of a plurality of sub-coils, and the connection mode of the plurality of sub-coils is required to be changed to receive the excitation current, taking 4 sub-coils as an example for explanation, the change of the connection mode includes: 4 sub-coils are all connected in parallel (4 parallel), 2 sub-coils are connected in parallel (2 series-3 parallel) with other 2 after being connected in series, 4 sub-coils are connected in parallel (2 series-2 parallel) after being connected in series two by two, 3 sub-coils are connected in parallel (3 series-2 parallel) after being connected in series and the rest one is connected in parallel (3 series-2 parallel), and 4 sub-coils are connected in series (4 series), but because the existing bus disc can only input and output in a convergence mode, different connection modes of loading a plurality of sub-coils cannot be realized. Therefore, it is necessary to design a universal bus plate capable of reliably realizing the convergence input, the dispersion output and the variable connection mode of the plurality of sub-coils of the high-voltage pulse large current.
Disclosure of Invention
In view of the above, the invention provides a bus bar disk for multiple loads and with a variable connection mode, which can reliably realize variable connection of a plurality of sub-coils and the convergent input and the distributed output of high-voltage pulse large current.
In order to achieve the purpose, the invention adopts the following technical scheme: a confluence plate for multiple loads and with variable connection modes, comprising: the current input assembly, the current output assembly and the frame;
the current input assembly includes: the input coaxial cable anode connecting plate, the input coaxial cable cathode connecting plate, the input coaxial cable anode top plate and the input coaxial cable sleeve;
the current output assembly includes: a plurality of output coaxial cable positive connecting conductors, a plurality of output coaxial cable negative connecting conductors and an output coaxial cable sleeve;
the frame includes: the insulation board is connected with the support rods and the support;
the connection relation of the confluence disc is as follows: the method comprises the following steps of sequentially arranging a support, a connecting insulating plate, an input coaxial cable cathode connecting plate, an isolating insulating plate, a plurality of output coaxial cable cathode connecting conductors, a connecting insulating plate, an isolating insulating plate, a connecting insulating plate, a plurality of output coaxial cable anode connecting conductors, an isolating insulating plate, an input coaxial cable anode connecting plate, an input coaxial cable anode top plate and a connecting insulating plate layer by layer from bottom to top;
the input coaxial cable sleeve sequentially penetrates through the input coaxial cable cathode connecting plate and the input coaxial cable anode connecting plate from bottom to top; the input coaxial cable anode connecting plate is electrically connected with the input coaxial cable anode top plate;
the output coaxial cable sleeve sequentially penetrates through the positive pole top plate of the input coaxial cable, the positive pole connecting conductor of the output coaxial cable and the negative pole connecting conductor of the output coaxial cable from top to bottom;
the anode top plate of the input coaxial cable is connected with the anode connecting conductor of the output coaxial cable, the anode connecting conductor of the output coaxial cable is connected with the cathode connecting conductor of the output coaxial cable, and the cathode connecting conductor of the output coaxial cable is connected with the cathode connecting plate of the input coaxial cable through one or more electrode connecting sheets.
Preferably, the plurality of output coaxial cable positive connecting conductors are located on the same layer and arranged in a square surrounding manner, the conductors are isolated by insulating materials, and the positions of the plurality of output coaxial cable positive connecting conductors correspond to the positions of the plurality of output coaxial cable negative connecting conductors one by one.
Preferably, the plurality of output coaxial cable negative connecting conductors are located on the same layer and arranged in a square surrounding manner, the conductors are isolated by insulating materials, and the positions of the plurality of output coaxial cable negative connecting conductors correspond to the positions of the plurality of output coaxial cable positive connecting conductors one by one.
Preferably, a copper column is arranged in the middle of the input coaxial cable anode connecting plate, and the input coaxial cable anode connecting plate is connected with the input coaxial cable anode top plate through the copper column.
Preferably, a measuring insulation pipe is arranged outside the copper column.
The invention has the beneficial effects that: the bus-bar disc for multiple loads and with variable connection modes disclosed by the invention realizes reliable convergence input and dispersed output of high-voltage pulse heavy current, realizes multi-coil load by adjusting the number of the positive and negative connecting conductors of the output coaxial cable, and realizes multi-combination connection of multiple load coils by adjusting the connection modes and the number of the electrode connecting sheets.
Drawings
FIG. 1 is a schematic structural diagram of a bus bar tray for multiple loads and with a variable connection mode according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a negative connection plate of an input coaxial cable according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a positive connection board of an input coaxial cable according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a top plate of a positive electrode of an input coaxial cable according to an embodiment of the present invention;
fig. 5 is a schematic layout diagram of the negative connecting conductors of 4 output coaxial cables according to the embodiment of the present invention;
fig. 6 is a schematic layout diagram of the positive connecting conductors of 4 output coaxial cables according to the embodiment of the present invention;
fig. 7 is a schematic structural diagram of a multi-load junction box with variable connection modes after numbering 4 output coaxial cable positive connecting conductors and 4 output coaxial cable negative connecting conductors according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a 4-coil load fully-connected in parallel according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a series 2 of 4 coil loads 2 connected in accordance with an embodiment of the present invention;
fig. 10 is a schematic structural diagram of 4 coil loads 3 connected in series 2 according to the embodiment of the present invention;
fig. 11 is a schematic structural diagram of a series 3 of 4 coil loads 2 connected in accordance with an embodiment of the present invention;
FIG. 12 is a schematic diagram of a series connection of 4 coil loads in an embodiment of the present invention;
in the figure: 101. the coaxial cable measuring device comprises a support 102, a connecting insulating plate 103, an input coaxial cable cathode connecting plate 104, an isolating insulating plate 105, an output coaxial cable cathode connecting conductor 106, an output coaxial cable anode connecting conductor 107, an input coaxial cable anode connecting plate 108, an input coaxial cable anode top plate 109, an input coaxial cable sleeve 110, an output coaxial cable sleeve 111, a support rod 1071, a copper column 1072, a measuring insulating tube 201, a short electrode connecting piece 202, a long electrode connecting piece 203 and a series electrode connecting piece.
Detailed Description
It will be appreciated by those of ordinary skill in the art that the embodiments described herein are intended to assist the reader in understanding the principles of the invention and are to be construed as being without limitation to such specifically recited embodiments and examples. Those skilled in the art can make various other specific changes and combinations based on the teachings of the present invention without departing from the spirit of the invention, and these changes and combinations are within the scope of the invention.
The invention is described in detail below with reference to the figures and specific embodiments.
A variable connection combiner tray for multiple loads as shown in fig. 1, the combiner tray comprising: the coaxial cable connection structure comprises a support 101, a connection insulation plate 102, an input coaxial cable negative electrode connection plate 103, an isolation insulation plate 104, an output coaxial cable negative electrode connection conductor 105, an output coaxial cable positive electrode connection conductor 106, an input coaxial cable positive electrode connection plate 107, an input coaxial cable positive electrode top plate 108, an input coaxial cable sleeve 109, an output coaxial cable sleeve 110 and a support rod 111;
the current input assembly of the convergence board is composed of an input coaxial cable positive electrode connecting plate 107, an input coaxial cable negative electrode connecting plate 103, an input coaxial cable positive electrode top plate 108 and an input coaxial cable sleeve 109, in the embodiment, 10 input coaxial cables are respectively inserted into the 10 input coaxial cable sleeves 109, and the input coaxial cable sleeves 109 can ensure the insulation between the coaxial cables and other metal conductors; the structure of the input coaxial cable negative connecting plate 103 is shown in fig. 2, the structure of the input coaxial cable positive connecting plate 107 is shown in fig. 3, 10 holes which are corresponding in position and used for inserting the input coaxial cable sleeve 109 are formed in the input coaxial cable negative connecting plate 103 and the input coaxial cable positive connecting plate 107, the input coaxial cable sleeve 109 sequentially penetrates through the reserved holes in the input coaxial cable negative connecting plate 103 and the input coaxial cable positive connecting plate 107 from bottom to top, and the input coaxial cable negative connecting plate 103 and the input coaxial cable positive connecting plate 107 are combined. As shown in fig. 3, a copper pillar 1071 is further provided on the input coaxial cable positive electrode connecting plate 107, and the input coaxial cable positive electrode top plate 108 is connected above the input coaxial cable positive electrode connecting plate 107 via the copper pillar 1071.
In this embodiment, a measuring insulating tube 1072 is sleeved outside the copper cylinder 1071 and used for placing the rogowski coil to measure the total current.
The input coaxial cable cathode connecting plate 103 is connected with the outer core cathodes of all the input coaxial cables, and the input coaxial cable anode connecting plate 107 is respectively connected with the inner core anodes of all the input coaxial cables, so that the function of collecting input current is achieved. As shown in fig. 4, the input coaxial cable positive top plate 108 is provided with 8 holes for inserting the output coaxial cable bushing 110, and the purpose of providing the input coaxial cable positive top plate 108 is to disperse and output the collected current.
The number of the output coaxial cable positive and negative connecting conductors set in the embodiment is 4 respectively, and the 4 output coaxial cable positive connecting conductors 106, the 4 output coaxial cable negative connecting conductors 105 and the output coaxial cable sleeve 110 form the current output assembly of the embodiment of the invention; in the embodiment, the total number of the output coaxial cables is 8, and the 8 output coaxial cables are inserted into the output coaxial cable sleeve 110 to ensure the insulativity between the output coaxial cables and other metal conductors; as shown in fig. 5 and 6, the 4 output coaxial cable positive connecting conductors 106 and the 4 output coaxial cable negative connecting conductors 105 are respectively arranged in a square surrounding manner on the same layer where the conductors are located, the conductors are isolated from each other by an insulating material, and meanwhile, the holes on the output coaxial cable positive connecting conductor 106 are aligned with the holes formed on the output coaxial cable negative connecting conductor 105 corresponding to the holes, so that the output coaxial cable sleeve 110 can conveniently pass through, and the output coaxial cable sleeve 110 sequentially passes through the holes on the output coaxial cable negative connecting conductor 105, the output coaxial cable positive connecting conductor 106 and the input coaxial cable positive top plate 108 from bottom to top.
The output coaxial cable positive connecting conductor 106 is respectively connected with the output end of the load coil, namely the current flowing direction; the output coaxial cable negative connecting conductors 105 are respectively connected to the input ends of the load coils, i.e. the current flowing directions.
As can be seen from fig. 1, the size of the input coaxial cable positive connecting plate 107 and the input coaxial cable negative connecting plate 103 is set to be small, and the size of a square formed by enclosing the 4 output coaxial cable positive connecting conductors 106 and the 4 output coaxial cable negative connecting conductors 105 is large, so that the current input assembly is located in the middle of the junction plate, and the current output assembly is located on the periphery of the current input assembly, thereby realizing the ingenious design of the junction plate structure. If the bus bar carries more load coils, the structure of the bus bar can be designed into a plurality of output coaxial cable positive connecting conductors 106 and output coaxial cable negative connecting conductors 105 which are enclosed in a circular or square shape according to the number of actual coils.
Through the combination of different numbers of short electrode connecting pieces 201, long electrode connecting pieces 202 and series electrode connecting pieces 203, 5 different connection modes of 4 load coils in the embodiment are realized. For convenience of description, as shown in fig. 7, the 4 output coaxial cable positive connection conductors 106 are named as B1, B2, B3 and B4, the 4 output coaxial cable negative connection conductors 105 are named as C1, C2, C3 and C4, the input coaxial cable positive top plate 108 is denoted as a, and the input coaxial cable negative connection plate 103 is denoted as D, so that the combination and connection modes of the electrode connection pieces in 5 different connection modes of the 4 load coils are shown in table 1, and the connection diagrams thereof are shown in fig. 8 to 12.
Table 14 connection mode table for load coil
Table 1 shows only one implementation of various connection relationships, and the electrodes connected to the electrode tabs may be arbitrarily adjusted according to the number combination of the electrode tabs, and are not limited to the connection.
In summary, the bus station for multiple loads and with variable connection modes disclosed by the invention can realize reliable convergence input and dispersed output of high-voltage pulse heavy current, and realize the load of multiple coils by adjusting the number of positive and negative connection conductors of the output coaxial cable; the multi-combination connection of the multi-load coils is realized by adjusting the connection mode and the number of the electrode connecting sheets, and the universality is realized.
Claims (5)
1. A tray that converges that is used for many loads and that connection mode is variable, its characterized in that converges, includes: the current input assembly, the current output assembly and the frame;
the current input assembly includes: the input coaxial cable anode connecting plate, the input coaxial cable cathode connecting plate, the input coaxial cable anode top plate and the input coaxial cable sleeve;
the current output assembly includes: a plurality of output coaxial cable positive connecting conductors, a plurality of output coaxial cable negative connecting conductors and an output coaxial cable sleeve;
the frame includes: the insulation board is connected with the support rods and the support;
the connection relation of the confluence disc is as follows: the method comprises the following steps of sequentially arranging a support, a connecting insulating plate, an input coaxial cable cathode connecting plate, an isolating insulating plate, a plurality of output coaxial cable cathode connecting conductors, a connecting insulating plate, an isolating insulating plate, a connecting insulating plate, a plurality of output coaxial cable anode connecting conductors, an isolating insulating plate, an input coaxial cable anode connecting plate, an input coaxial cable anode top plate and a connecting insulating plate layer by layer from bottom to top;
the input coaxial cable sleeve sequentially penetrates through the input coaxial cable cathode connecting plate and the input coaxial cable anode connecting plate from bottom to top; the input coaxial cable anode connecting plate is electrically connected with the input coaxial cable anode top plate;
the output coaxial cable sleeve sequentially penetrates through the positive pole top plate of the input coaxial cable, the positive pole connecting conductor of the output coaxial cable and the negative pole connecting conductor of the output coaxial cable from top to bottom;
the anode top plate of the input coaxial cable is connected with the anode connecting conductor of the output coaxial cable, the anode connecting conductor of the output coaxial cable is connected with the cathode connecting conductor of the output coaxial cable, and the cathode connecting conductor of the output coaxial cable is connected with the cathode connecting plate of the input coaxial cable through one or more electrode connecting sheets.
2. The convergence plate for multiple loads and with a variable connection mode according to claim 1, wherein the positive connection conductors of the output coaxial cables are located on the same layer and arranged in a square surrounding manner, the conductors are isolated from each other by an insulating material, and the positions of the positive connection conductors of the output coaxial cables correspond to the positions of the negative connection conductors of the output coaxial cables one by one.
3. The convergence plate for multiple loads and with a variable connection mode according to claim 1, wherein the output coaxial cable negative connection conductors are located on the same layer and arranged in a square surrounding manner, the conductors are isolated from each other by an insulating material, and the positions of the output coaxial cable negative connection conductors correspond to the positions of the output coaxial cable positive connection conductors one by one.
4. The convergence plate for multiple loads and variable connection modes according to claim 1, wherein a copper column is arranged in the middle of the input coaxial cable positive connecting plate, and the input coaxial cable positive connecting plate is connected with the input coaxial cable positive top plate through the copper column.
5. The confluence plate for multi-load with variable connection according to claim 4, wherein a measuring insulation pipe is arranged outside the copper cylinder.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210631726.XA CN114709638B (en) | 2022-06-07 | 2022-06-07 | Be used for changeable dish that converges of many loads and connected mode |
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| CN202210631726.XA CN114709638B (en) | 2022-06-07 | 2022-06-07 | Be used for changeable dish that converges of many loads and connected mode |
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| CN114709638B true CN114709638B (en) | 2022-08-09 |
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|---|---|---|---|---|
| CN114221182B (en) * | 2021-12-17 | 2022-09-02 | 哈尔滨工业大学 | Variable polarity confluence wire connector for transmitting pulse large current to vacuum chamber |
| CN115548713B (en) * | 2022-09-27 | 2023-03-21 | 哈尔滨工业大学 | High-voltage wiring board for connecting high-power pulse power supply and multiple loads |
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| CN214625641U (en) * | 2020-12-26 | 2021-11-05 | 厦门科索电器设备有限公司 | Power output converging device |
| CN114221182A (en) * | 2021-12-17 | 2022-03-22 | 哈尔滨工业大学 | Variable polarity confluence wire connector for transmitting pulse large current to vacuum chamber |
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2022
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| US5467062A (en) * | 1992-04-02 | 1995-11-14 | Adc Telecommunications, Inc. | Miniature coax jack module |
| CN204012184U (en) * | 2014-08-27 | 2014-12-10 | 中国工程物理研究院流体物理研究所 | The By Impulsive Current device that a kind of cable transmission multimode is confluxed |
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| CN114221182A (en) * | 2021-12-17 | 2022-03-22 | 哈尔滨工业大学 | Variable polarity confluence wire connector for transmitting pulse large current to vacuum chamber |
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