CN204966812U - Inside and outside cascaded large tracts of land short stroke electric power binding post - Google Patents
Inside and outside cascaded large tracts of land short stroke electric power binding post Download PDFInfo
- Publication number
- CN204966812U CN204966812U CN201520646644.8U CN201520646644U CN204966812U CN 204966812 U CN204966812 U CN 204966812U CN 201520646644 U CN201520646644 U CN 201520646644U CN 204966812 U CN204966812 U CN 204966812U
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- China
- Prior art keywords
- female
- male
- urceolus
- conducting ring
- conduction
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- Withdrawn - After Issue
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Abstract
The utility model discloses an inside and outside cascaded large tracts of land short stroke electric power binding post, including public head and female head, its characterized in that public head is equipped with a conducting ring, the conducting ring is connected with through transition body and connects the outside line end, the conducting ring inner edge is connected with the electrically conductive urceolus of rot. Public head that extends to one side, the electrically conductive urceolus of public head is kept away from the end of conducting ring and is extended the electrically conductive inner tube of a formation public head to the enstrophe book to the conducting ring orientation, female head is equipped with a the annular clamped and follows, the annular clamped is connected with the electrically conductive urceolus of female head that extends to one side along the inner edge, the electrically conductive urceolus of female head is kept away from the annular clamped and is turned over the electrically conductive inner tube of the female head of a formation along the one end adduction, the electrically conductive inner tube of female head is equipped with the surface of revolution that can be connected with the electrically conductive inner tube step inner face at different levels interference of public head, it is big to connect the area, electrical connection is more reliable, resistance is littleer, public head, the material is still saved for the solid to female first solid of revolution.
Description
Technical field
The utility model relates to a kind of power industry equipment transformer accessory, particularly relates to a kind of inside and outside staged large area short stroke power terminals.
Background technology
China is vast in territory, power delivery networks gathers, network end all need transformer to carry out voltage transitions, existing transformer is except cabinet type, major part is all mounted on overhead sun deck, under being operated in outdoor changeable complex environment, the connection reliability of transformer and the superior and the subordinate's electrical network is particularly important, be different from the tie point in transmission line, reliability can be improved by increasing overlap joint contact area, the contact area that the terminal of existing transformer connects is all smaller, all realize Flat-end by bolt pressure to connect, and termination affects by its planar smoothness, still partial gap is had, at salt fog, loose contact is caused under the natural environment effect of the wind weathering such as acid rain, and contact resistance is also very crucial for a transformer operating efficiency, can ask that no steady operation is also vital to it, so this problem this still await technology solve.
Utility model content
In order to solve the problem, the utility model provides a kind of inside and outside staged large area short stroke power terminals.
The technical solution adopted in the utility model is: a kind of inside and outside staged large area short stroke power terminals, comprise male and female, it is characterized in that described male is provided with a conducting ring, conducting ring is connected with by transition body and connects outer end, conducting ring inner edge is connected with the pivotal male conduction urceolus extended to side, male conduction urceolus is at least provided with two-stage step by conducting ring to away from conducting ring direction, steps at different levels on male conduction urceolus are to away from direction, conducting ring termination undergauge step by step, male conduction urceolus extends to form a male conduction inner core away from the termination fold inward of conducting ring to conducting ring direction, male conduction inner core is at least provided with two-stage step by turning down to conducting ring direction, steps at different levels on male conduction inner core are to conducting ring direction undergauge step by step, male conduction inner core end adduction forms a male ring-shaped platform, female is provided with a fixing edge of annular, annular is fixing is connected with the female conduction urceolus extended to side along inner edge, female conduction urceolus forms female conduction inner core away from annular is fixing along the turnover of one end adduction, female conduction inner core end adduction forms a female ring-shaped platform, female conduction urceolus is provided with and can conducts electricity with male the surface of revolution that interference outside urceolus step at different levels is connected, and female is conducted electricity inner core and is provided with and can conducts electricity with male the surface of revolution that the interference of inner core step inner face at different levels is connected, female is provided with a termination and is provided with boss and boss is pressed in the conducting connecting bar on female ring-shaped platform, turnover place of female conduction inner core is provided with the compressing tablet coincide outside one and turnover place, compressing tablet is pressed in turnover place of female conduction inner core by the nut top be engaged on conducting connecting bar, boss is provided with a screw, male ring-shaped platform is provided with bowl-type conductive spacer, is provided with a conducting bolt be connected with screw through bowl-type conductive spacer with male ring-shaped platform mesopore.
Further, connecting cylinder is provided with outside described female conduction urceolus, on connecting cylinder, one end is provided with annular edge, annular falls into the depression on the fixing edge of annular along being provided with, depression is furnished with stationary annular and fixes along gland, gland is provided with O-ring seal, O-ring seal contacts with conducting ring, connecting cylinder is connected with a lock-nut, and be provided with gap between female conduction urceolus and connecting cylinder, in gap, embedding has flexible insulation glue.
Further, described revolving body is red copper, wall thickness 1 to 1.5 millimeter.
Further, described step is three to quadravalence.
Further, described step is provided with the tapering of 0.05 to 0.2.
The utility model screws tight conducting bolt when using, male and female adopt the stair-stepping multistage interference face of inside and outside two-layer annular to connect and realize being connected, it is quick that conducting bolt drives the shorter installation of the stroke inserted to connect, the wall at each step mating surface place clamp-ons process in interference can SeIf-alignment matching surface correct some deformation, the wall at mating surface place is thin-wall construction, during interference fit, two side all can produce certain crimp, make interference fit easier, connection area is large, after coincideing, its joint face at different levels does not have gap, it is firm to connect, sealing is tight, rainwater cannot invade matching surface, particularly inner stages matching surface, conducting connecting bar is by protruding, conductive spacer is connected with female, conducting connecting bar passes through conducting bolt, bowl-type conductive spacer is connected with male, be electrically connected more reliable, resistance is less, male, female revolving body also saves material relative to solid.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment overall schematic.
Fig. 2 is the overall cross-sectional schematic of the utility model embodiment.
Fig. 3 is that the utility model embodiment decomposes cross-sectional schematic.
Reference numeral: 1 male; 2 females; 3 conducting rings; 4 transition bodies; 5 connect outer end; 6 male conduction urceolus; 7 male conduction inner cores; 8 male ring-shaped platforms; The 9 fixing edges of annular; 10 female conduction urceolus; 11 female conduction inner cores; 12 female ring-shaped platforms; 13 boss; 14 conducting connecting bars; 15 compressing tablets; 16 nuts; 17 screws; 18 bowl-type conductive spacers; 19 conducting bolts; 20 connecting cylinders; 21 annular edges; 22 glands; 23 O-ring seals; 24 lock-nuts; 25 flexible insulation glue.
Embodiment
The utility model embodiment is as Fig. 1, 2, shown in 3, this inside and outside staged large area short stroke power terminals, comprise male 1 and female 2, male is provided with a conducting ring 3, conducting ring is connected with by transition body 4 and connects outer end 5, for connecting external power grid, conducting ring inner edge is connected with the pivotal male conduction urceolus 6 extended to side, male conduction urceolus is at least provided with two-stage step by conducting ring to away from conducting ring direction, the present embodiment is level Four, steps at different levels on male conduction urceolus are to away from direction, conducting ring termination undergauge step by step, male conduction urceolus extends to form a male conduction inner core 7 away from the termination fold inward of conducting ring to conducting ring direction, male conduction inner core is at least provided with two-stage step by turning down to conducting ring direction, the present embodiment is level Four, steps at different levels on male conduction inner core are to conducting ring direction undergauge step by step, male conduction inner core end adduction forms a male ring-shaped platform 8, it is fixing along 9 that female is provided with an annular, annular is fixing is connected with the female conduction urceolus 10 extended to side along inner edge, female conduction urceolus forms female conduction inner core 11 away from annular is fixing along the turnover of one end adduction, female conduction inner core end adduction forms a female ring-shaped platform 12, female conduction urceolus is provided with and can conducts electricity with male the surface of revolution that interference outside urceolus step at different levels is connected, female conduction inner core is provided with and can conducts electricity with male the surface of revolution that the interference of inner core step inner face at different levels is connected, female and male are as red copper, wall thickness 1 to 1.5 millimeter, there is good ductility and be suitable for interference fit, female is provided with a termination and is provided with boss 13 and boss is pressed in the conducting connecting bar 14 on female ring-shaped platform, for connection transformer inside winding, turnover place of female conduction inner core is provided with the compressing tablet 15 coincide outside one and turnover place, compressing tablet is pressed in turnover place of female conduction inner core by nut 16 top be engaged on conducting connecting bar, boss is provided with a screw 17, male ring-shaped platform is provided with bowl-type conductive spacer 18, male ring-shaped platform can be fastened on, improve intensity, a conducting bolt be connected with screw 19 is provided with male ring-shaped platform mesopore through bowl-type conductive spacer, connecting cylinder 20 is provided with outside female conduction urceolus, for being connected with transformer case, on connecting cylinder, one end is provided with annular along 21, annular falls into the depression on the fixing edge of annular along being provided with, depression is furnished with the gland 22 that stationary annular fixes edge, be threaded connection and stationary annular is fixedly fixed, gland is provided with O-ring seal 23, after installing connection, O-ring seal contacts with conducting ring and plays sealing function, prevent rain erosion, connecting cylinder is connected with a lock-nut 24, connecting cylinder is fixed on transformer case, gap is provided with between female conduction urceolus and connecting cylinder, in gap, embedding has flexible insulation glue 25, female being conducted electricity urceolus and connecting cylinder is connected as a single entity, both can insulate, the micro-strain during urceolus interference of female conduction can be accepted again.
The utility model can insulate with transformer shell easily when using and be connected, screw tight conducting bolt, male and female adopt the stair-stepping multistage interference face of inside and outside two-layer annular to connect and realize being connected, it is quick that conducting bolt drives the shorter installation of the stroke inserted to connect, the wall at each step mating surface place clamp-ons process in interference can SeIf-alignment matching surface correct some deformation, the wall at mating surface place is thin-wall construction, during interference fit, two side all can produce certain crimp, make interference fit easier, connection area is large, after coincideing, its joint face at different levels does not have gap, it is firm to connect, sealing is tight, rainwater cannot invade matching surface, particularly inner stages matching surface, conducting connecting bar is by protruding, conductive spacer is connected with female, conducting connecting bar passes through conducting bolt, bowl-type conductive spacer is connected with male, be electrically connected more reliable, resistance is less, male, female revolving body also saves material relative to solid.
During enforcement, step three to quadravalence is best; Step can be provided with the tapering of 0.05 to 0.2, drives stroke less, more easily connect during Interference contact.
Be only the utility model preferred embodiment in sum, all equivalence modifications of doing according to the application and prior art are added and are all considered as the utility model technology category.
Claims (5)
1. staged large area short stroke power terminals inside and outside a kind, comprise male and female, it is characterized in that described male is provided with a conducting ring, conducting ring is connected with by transition body and connects outer end, conducting ring inner edge is connected with the pivotal male conduction urceolus extended to side, male conduction urceolus is at least provided with two-stage step by conducting ring to away from conducting ring direction, steps at different levels on male conduction urceolus are to away from direction, conducting ring termination undergauge step by step, male conduction urceolus extends to form a male conduction inner core away from the termination fold inward of conducting ring to conducting ring direction, male conduction inner core is at least provided with two-stage step by turning down to conducting ring direction, steps at different levels on male conduction inner core are to conducting ring direction undergauge step by step, male conduction inner core end adduction forms a male ring-shaped platform, female is provided with a fixing edge of annular, annular is fixing is connected with the female conduction urceolus extended to side along inner edge, female conduction urceolus forms female conduction inner core away from annular is fixing along the turnover of one end adduction, female conduction inner core end adduction forms a female ring-shaped platform, female conduction urceolus is provided with and can conducts electricity with male the surface of revolution that interference outside urceolus step at different levels is connected, and female is conducted electricity inner core and is provided with and can conducts electricity with male the surface of revolution that the interference of inner core step inner face at different levels is connected, female is provided with a termination and is provided with boss and boss is pressed in the conducting connecting bar on female ring-shaped platform, turnover place of female conduction inner core is provided with the compressing tablet coincide outside one and turnover place, compressing tablet is pressed in turnover place of female conduction inner core by the nut top be engaged on conducting connecting bar, boss is provided with a screw, male ring-shaped platform is provided with bowl-type conductive spacer, is provided with a conducting bolt be connected with screw through bowl-type conductive spacer with male ring-shaped platform mesopore.
2. inside and outside staged large area short stroke power terminals according to claim 1, it is characterized in that being provided with connecting cylinder outside described female conduction urceolus, on connecting cylinder, one end is provided with annular edge, annular falls into the depression on the fixing edge of annular along being provided with, depression is furnished with stationary annular fixing along gland, gland is provided with O-ring seal, O-ring seal contacts with conducting ring, connecting cylinder is connected with a lock-nut, be provided with gap between female conduction urceolus and connecting cylinder, in gap, embedding has flexible insulation glue.
3. inside and outside staged large area short stroke power terminals according to claim 1, is characterized in that described revolving body is red copper, wall thickness 1 to 1.5 millimeter.
4. according to claims 1 to 3 arbitrary described inside and outside staged large area short stroke power terminals, it is characterized in that described step is three to quadravalence.
5. according to claims 1 to 3 arbitrary described inside and outside staged large area short stroke power terminals, it is characterized in that described step is provided with the tapering of 0.05 to 0.2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520646644.8U CN204966812U (en) | 2015-08-25 | 2015-08-25 | Inside and outside cascaded large tracts of land short stroke electric power binding post |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520646644.8U CN204966812U (en) | 2015-08-25 | 2015-08-25 | Inside and outside cascaded large tracts of land short stroke electric power binding post |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204966812U true CN204966812U (en) | 2016-01-13 |
Family
ID=55061854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520646644.8U Withdrawn - After Issue CN204966812U (en) | 2015-08-25 | 2015-08-25 | Inside and outside cascaded large tracts of land short stroke electric power binding post |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204966812U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048170A (en) * | 2015-08-25 | 2015-11-11 | 重庆民生变压器有限责任公司 | Internal and external stepped large-area short-stroke electric wiring terminal |
| CN110797217A (en) * | 2018-08-02 | 2020-02-14 | 平高集团有限公司 | Quick mechanical switch and switch fracture thereof |
-
2015
- 2015-08-25 CN CN201520646644.8U patent/CN204966812U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048170A (en) * | 2015-08-25 | 2015-11-11 | 重庆民生变压器有限责任公司 | Internal and external stepped large-area short-stroke electric wiring terminal |
| CN110797217A (en) * | 2018-08-02 | 2020-02-14 | 平高集团有限公司 | Quick mechanical switch and switch fracture thereof |
| CN110797217B (en) * | 2018-08-02 | 2022-03-29 | 平高集团有限公司 | Quick mechanical switch and switch fracture thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160113 Effective date of abandoning: 20170808 |