CN100541914C - A kind of high-voltage connection terminal - Google Patents
A kind of high-voltage connection terminal Download PDFInfo
- Publication number
- CN100541914C CN100541914C CNB2007101935196A CN200710193519A CN100541914C CN 100541914 C CN100541914 C CN 100541914C CN B2007101935196 A CNB2007101935196 A CN B2007101935196A CN 200710193519 A CN200710193519 A CN 200710193519A CN 100541914 C CN100541914 C CN 100541914C
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- voltage plug
- voltage
- insulating cylinder
- shell fragment
- coaxial cable
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Abstract
The present invention relates to a kind of high-voltage connection terminal, it comprises high-voltage plug seat, high-voltage plug shell fragment, high-voltage plug, insulating cylinder, device for fastening; The high-voltage plug seat is fixed on an end of insulating cylinder; Adopt many lobes elasticity high-voltage plug shell fragment to be fixedly mounted on the side that the high-voltage plug seat is positioned at insulating cylinder inside; High-voltage plug is fixed on the termination of coaxial cable, insert with the other end of coaxial cable from insulating cylinder, and high-voltage plug is connected with high-voltage plug shell fragment elasticity; Coaxial cable is fixed by device for fastening with respect to the position of insulating cylinder.The present invention makes high-voltage large current and forceful electric power burst transmissions realize ohmic contact, can not come in contact sparkover and binding post in the discharge transmission course serious ablation phenomen takes place, the discharge loop inductance is low, high-voltage great-current and high-frequency impulse discharge transmission are stable, thereby the electric equipment system can for a long time reliable and stable work, can be applicable to use the main process equipment and the superpower laser of high voltage source.
Description
Technical field:
The present invention relates to a kind of high-voltage connection terminal, but particularly a kind of high-voltage connection terminal of conducting high-voltage large current.
Background technology:
The high-voltage connection terminal technology is international and domesticly developed widely and use, particularly at present on superpower laser as an important research contents, carry out a large amount of research work in power technique fields such as high-voltage large current, the fast discharges of forceful electric power pulse.
High-voltage connection terminal is one of basic key technology of laser technique, common high-voltage connection terminal all adopts grafting, spinning or solder technology to realize, because high-voltage connection terminal is subjected to the restriction of conducting high-voltage large current and the fast discharge energy of forceful electric power pulse, making binding post is not that serious ablation takes place, it is exactly the contact sparking discharge that produces in the discharge transmission conducting, such result not only loses suitable transmission discharge energy, also makes the main process equipment of high voltage source be difficult to obtain high-quality and reliable and stable operation operating state.So the researcher adopts the large-current high-voltage binding post to be applied to high voltage source technology and superpower laser technology, solved the reliable and stable operation work for a long time of laser high voltage source, can make superpower laser obtain high-power high-quality laser energy.High-voltage connection terminal can transmit several ten thousand big electric currents that lie prostrate to the high pressure of hundreds of thousands volt and hundreds of peace to several kilo-amperes, but because of its structure and the specific (special) requirements that is connected of transmission, the structure that causes high-voltage connection terminal to be made is bigger, contact is unreasonable on the I/O that transmission connects, fail to realize the ohmic contact transmission, easily produce a large amount of arc discharge sparks, make the very fast ablated destruction of high-voltage connection terminal, thereby make the main process equipment of high voltage source or superpower laser steady operation for a long time.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of high-voltage large current and forceful electric power burst transmissions of can making and realizes ohmic contact, stable, the long reliable and stable work of energy of high-voltage great-current and high-frequency impulse discharge transmission, and volume is little, the high-voltage connection terminal of compact conformation.
High-voltage connection terminal of the present invention comprises high-voltage plug seat, high-voltage plug shell fragment, high-voltage plug, insulating cylinder, device for fastening; Described high-voltage plug seat is fixed on an end of insulating cylinder; The high-voltage plug shell fragment is fixedly mounted on the side that the high-voltage plug seat is positioned at insulating cylinder inside; High-voltage plug is fixed on the termination of coaxial cable, insert from the other end of insulating cylinder with coaxial cable, and high-voltage plug is connected with high-voltage plug shell fragment elasticity, by the high-voltage plug shell fragment high-voltage plug is waled; Coaxial cable is fixed by device for fastening with respect to the position of insulating cylinder.
High-voltage connection terminal of the present invention is with after main process equipment is connected, several ten thousand high pressure, hundreds of peace to the big electric current or the fast discharge energies of forceful electric power pulse of several kilo-amperes that lie prostrate to the hundreds of thousands volt are transferred on the high-voltage plug by coaxial cable, be conducting on the high-voltage plug seat by the high-voltage plug shell fragment again, transmission line through being connected with the high-voltage plug seat is transferred to several ten thousand high pressure, hundreds of peace to the big electric current or the fast discharge energies of forceful electric power pulse of several kilo-amperes that lie prostrate to the hundreds of thousands volt in the electric equipment system of next stage.Owing to be connected for elasticity between high-voltage plug and the high-voltage plug shell fragment, the high-voltage plug shell fragment is tightly waled high-voltage plug, make high-voltage large current and forceful electric power burst transmissions realize ohmic contact (in 0.5 Ω), can not come in contact sparkover and binding post in the discharge transmission course serious ablation phenomen takes place, the discharge loop inductance is low, high-voltage great-current and high-frequency impulse discharge transmission is stable, thereby can make the electric equipment system of next stage can for a long time reliable and stable work.Little, the compact conformation of volume of the present invention can be applicable to use the main process equipment and the superpower laser of high voltage source.
Described insulating cylinder outer surface is processed with equidistant ring-shaped groove, to increase leakage distance, prevents electric arcing.
Described high-voltage plug seat is divided into two parts: a part is for having externally threaded solid shafting, and this solid shafting is stretched out by the hole of insulating cylinder one end; Another part is a cylinder, and the end and the solid shafting of this cylinder join, and presses the inner surface of insulating cylinder; First clamp nut is fixed tightly in the high-voltage plug seat on the insulating cylinder; Described high-voltage plug shell fragment is the columnar structured of many lobes resilient bilayers, and its outer vertical section, junction with internal layer is a circular arc, and this junction is near coaxial cable; The high-voltage plug shell fragment is installed in the cylinder interior of high-voltage plug seat, and its bottom is fixedly connected with the cylinder bottom of high-voltage plug seat.
Because the high-voltage plug shell fragment is the columnar structured of many lobes resilient bilayers, its outer junction with internal layer is a circular arc, rely on it outerly closely to contact between the internal layer of high-voltage plug and high-voltage plug shell fragment, guaranteed stablizing of high-voltage great-current and high-frequency impulse discharge transmission with the elastic pressure of internal layer.
Adopt the sealing ring sealing between described high-voltage plug seat and the insulating cylinder, prevent that capacitor oil or the transformer oil in the power supply box from leaking.
Described device for fastening comprises fastening bolt, second clamp nut, shielding cap, locating ring and pressure cap ring; Fastening bolt, second clamp nut, locating ring, pressure cap ring, shielding cap are enclosed within on the coaxial cable in proper order, an end of second clamp nut and fastening bolt thread connection, and the other end presses an end of locating ring; Shielding cap presses the other end of locating ring by the pressure cap ring, and is fixedly connected with the other end relative with the high-voltage plug seat of insulating cylinder.
Because an end and the fastening bolt thread connection of second clamp nut, fastening bolt relies on the extruding force between its external threaded surface and the second clamp nut interior threaded surface to compress coaxial cable, the outer surface of coaxial cable does not need to do any processing, has guaranteed the insulating properties of coaxial cable.
The invention will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the axial cutaway view of high-voltage connection terminal of the present invention.01 is first clamp nut among the figure, 02 high-voltage plug seat, 21 solid shaftings, 22 cylinders, 03 sealing ring, 04 screw, 05 high-voltage plug shell fragment, 51 skins, 52 internal layers, 53 junctions, 06 high-voltage plug, 07 insulating cylinder, 08 fastening bolt, 09 second clamp nut, 10 sealing rings, 11 container case cover plates, 12 nuts, 13 shielding caps, 14 locating rings, 15 pressure cap rings, 16 screws, 17 coaxial cables.
Embodiment
As shown in Figure 1:
High-voltage connection terminal of the present invention comprises high-voltage plug seat 02, high-voltage plug shell fragment 05, high-voltage plug 06, insulating cylinder 07, device for fastening.
Described high-voltage plug seat 02 is divided into two parts: a part is for having externally threaded solid shafting 21, and this solid shafting 21 is stretched out by the hole of insulating cylinder 07 1 ends; Another part is a cylinder 22, and the end of this cylinder 22 and solid shafting 21 join, and presses the inner surface of insulating cylinder 07; Adopt sealing ring 03 sealing between cylinder 22 and the insulating cylinder 07; First clamp nut 01 is fixed tightly in high-voltage plug seat 02 on the insulating cylinder 07.Described high-voltage plug shell fragment 05 is the columnar structured of many lobes resilient bilayers, and its skin 51 is a circular arc with 53 vertical sections, junction of internal layer 52, and this junction 53 is near coaxial cables 17; High-voltage plug shell fragment 05 is installed in cylinder 22 inside of high-voltage plug seat 02, and its bottom is fixedly connected with cylinder 22 bottoms of screw 04 with high-voltage plug seat 02.High-voltage plug 06 is fixed on the termination of coaxial cable 17, insert with the other end of coaxial cable 17 from insulating cylinder 07, and high-voltage plug 06 inserts cylindrical shape high-voltage plug shell fragment 05, is connected with high-voltage plug shell fragment 05 elasticity, by high-voltage plug shell fragment 05 high-voltage plug 06 is waled.
Described insulating cylinder 07 outer surface is processed with equidistant ring-shaped groove.
Described device for fastening comprises fastening bolt 08, the second clamp nut 09, shielding cap 13, locating ring 14 and pressure cap ring 15; Screw 16 is packed on the shielding cap 13, and shielding cap 13 is packed on the coaxial cable 17; Pressure cap ring 15, locating ring 14, second clamp nut 09, fastening bolt 08 are packed on the coaxial cable 17 in order; With cutter the outer protection rubber layer of coaxial cable 17 and shielding stratum reticulare are removed certain-length, pack into fastening bolt 08, second clamp nut 09, locating ring 14, pressure cap ring 15; The shielding stratum reticulare closely contacts with pressure cap ring 15, with the rim of the mouth on second clamp nut 09 pressure cap ring 15 is pushed down, and positioning of rotating ring 14 makes on its insulator that is fastened on coaxial cable 17.
High-voltage plug 06 usefulness silver soldering, brazing or the soldering of soldering silk on the termination of coaxial cable 17, are removed burr and repaired smooth after the cooling;
The coaxial cable 17 that has installed is inserted in the insulating cylinder 07, shielding cap 13 and nut 12 are fastenedly connected, make the tightly compacting of shielding stratum reticulare on pressure cap ring 15 and shielding cap 13 and the coaxial cable 17, assembling finishes.
The high-voltage connection terminal device that assembles can be installed in the optional position in the power supply box, decides on the layout arrangement of whole high voltage power supply by X, Y, Z space.
Claims (5)
1, a kind of high-voltage connection terminal is characterized in that comprising high-voltage plug seat (02), high-voltage plug shell fragment (05), high-voltage plug (06), insulating cylinder (07), device for fastening; Described high-voltage plug seat (02) is fixed on an end of insulating cylinder (07); High-voltage plug shell fragment (05) is fixedly mounted on high-voltage plug seat (02) and is positioned at the inner side of insulating cylinder (07); High-voltage plug (06) is fixed on the termination of coaxial cable (17), insert with the other end of coaxial cable (17) from insulating cylinder (07), and high-voltage plug (06) is connected with high-voltage plug shell fragment (05) elasticity, by high-voltage plug shell fragment (05) high-voltage plug (06) is waled; Coaxial cable (17) is fixed by device for fastening with respect to the position of insulating cylinder (07).
2, high-voltage connection terminal according to claim 1 is characterized in that described insulating cylinder (07) outer surface is processed with equidistant ring-shaped groove.
3, high-voltage connection terminal according to claim 1 is characterized in that described high-voltage plug seat (02) is divided into two parts: a part is for having externally threaded solid shafting (21), and this solid shafting (21) is stretched out by the hole of insulating cylinder (07) one end; Another part is cylinder (22), and the end of this cylinder (22) and solid shafting (21) join, and press the inner surface of insulating cylinder (07); First clamp nut (01) is fixed tightly in high-voltage plug seat (02) on the insulating cylinder (07); Described high-voltage plug shell fragment (05) is the columnar structured of many lobes resilient bilayers, and its skin (51) is a circular arc with the vertical section, junction (53) of internal layer (52), and this junction (53) are near coaxial cable (17); High-voltage plug shell fragment (05) is installed in cylinder (22) inside of high-voltage plug seat (02), and its bottom is fixedly connected with cylinder (22) bottom of high-voltage plug seat (02).
4, high-voltage connection terminal according to claim 3 is characterized in that adopting between described high-voltage plug seat (02) and the insulating cylinder (07) the sealing ring sealing.
5, high-voltage connection terminal according to claim 1 is characterized in that described device for fastening comprises fastening bolt (08), second clamp nut (09), shielding cap (13), locating ring (14) and pressure cap ring (15); Fastening bolt (08), second clamp nut (09), locating ring (14), pressure cap ring (15), shielding cap (13) order are enclosed within on the coaxial cable (17), one end of second clamp nut (09) and fastening bolt (08) thread connection, the other end presses an end of locating ring (14); Shielding cap (13) presses the other end of locating ring (14) by pressure cap ring (15), and is fixedly connected with the other end relative with high-voltage plug seat (02) of insulating cylinder (07).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101935196A CN100541914C (en) | 2007-12-11 | 2007-12-11 | A kind of high-voltage connection terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101935196A CN100541914C (en) | 2007-12-11 | 2007-12-11 | A kind of high-voltage connection terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101237085A CN101237085A (en) | 2008-08-06 |
| CN100541914C true CN100541914C (en) | 2009-09-16 |
Family
ID=39920514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101935196A Expired - Fee Related CN100541914C (en) | 2007-12-11 | 2007-12-11 | A kind of high-voltage connection terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100541914C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682885B (en) * | 2013-12-05 | 2016-07-06 | 武汉博莱科技发展有限责任公司 | The conductor connection device of many mutually insulateds and method inside and outside a kind of vacuum chamber |
| CN105762617A (en) * | 2016-05-06 | 2016-07-13 | 中国科学院长春光学精密机械与物理研究所 | Pulse trigger high voltage output terminal for preventing high voltage cable from being broken down |
| CN110943339B (en) * | 2019-12-13 | 2021-02-19 | 深圳市灏胜电子科技有限公司 | Wiring terminal for wire |
| CN115171459B (en) * | 2022-07-20 | 2023-08-18 | 国网安徽省电力有限公司宿州供电公司 | Movable simulation power distribution automation training platform |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4099825A (en) * | 1977-08-24 | 1978-07-11 | Kings Electronics Co., Inc. | Coaxial adapter |
| US4857014A (en) * | 1987-08-14 | 1989-08-15 | Robert Bosch Gmbh | Automotive antenna coaxial conversion plug-receptacle combination element |
| CN2473782Y (en) * | 2001-03-20 | 2002-01-23 | 翁胜嘉 | Coaxial cable connector having high clipping force |
| US6641421B1 (en) * | 2002-09-09 | 2003-11-04 | Reynolds Industries, Inc. | High-voltage electrical connector and related method |
| CN1885638A (en) * | 2006-05-25 | 2006-12-27 | 宁波市吉品信息互连工业有限公司 | Cable plug connector |
| CN201122671Y (en) * | 2007-12-10 | 2008-09-24 | 中国科学院长春光学精密机械与物理研究所 | High-voltage connection terminal capable of conducting high tension and great current |
-
2007
- 2007-12-11 CN CNB2007101935196A patent/CN100541914C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4099825A (en) * | 1977-08-24 | 1978-07-11 | Kings Electronics Co., Inc. | Coaxial adapter |
| US4857014A (en) * | 1987-08-14 | 1989-08-15 | Robert Bosch Gmbh | Automotive antenna coaxial conversion plug-receptacle combination element |
| CN2473782Y (en) * | 2001-03-20 | 2002-01-23 | 翁胜嘉 | Coaxial cable connector having high clipping force |
| US6641421B1 (en) * | 2002-09-09 | 2003-11-04 | Reynolds Industries, Inc. | High-voltage electrical connector and related method |
| CN1885638A (en) * | 2006-05-25 | 2006-12-27 | 宁波市吉品信息互连工业有限公司 | Cable plug connector |
| CN201122671Y (en) * | 2007-12-10 | 2008-09-24 | 中国科学院长春光学精密机械与物理研究所 | High-voltage connection terminal capable of conducting high tension and great current |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101237085A (en) | 2008-08-06 |
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Granted publication date: 20090916 Termination date: 20101211 |