CN203553872U - Inner cone plug-in type terminal - Google Patents
Inner cone plug-in type terminal Download PDFInfo
- Publication number
- CN203553872U CN203553872U CN201320628226.7U CN201320628226U CN203553872U CN 203553872 U CN203553872 U CN 203553872U CN 201320628226 U CN201320628226 U CN 201320628226U CN 203553872 U CN203553872 U CN 203553872U
- Authority
- CN
- China
- Prior art keywords
- flange
- inner cone
- cone
- socket
- protective casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 38
- 238000007789 sealing Methods 0.000 claims description 17
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 230000006835 compression Effects 0.000 description 10
- 238000007906 compression Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- PRPAGESBURMWTI-UHFFFAOYSA-N [C].[F] Chemical compound [C].[F] PRPAGESBURMWTI-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
This utility model discloses an inner cone plug-in type terminal, comprising an inner cone socket, a stress cone, a cabinet body housing flange and a protective casing. One end of the stress cone is inserted into the inner cone socket, and the other end is extended out of the inner cone socket; the cabinet body housing flange is connected to the lower end of the inner cone socket and sleeves the stress cone; the protective casing is supported on the stress cone; and the protective casing is connected to the cabinet body housing flange. The inner cone plug-in type terminal can prevent the stress cone from displacement, and prevent high voltage electric leakage.
Description
Technical field
The utility model relates to inner cone plugging formula terminal.
Background technology
Wind power generation develops international and domestic having obtained fast as clean energy resource, causes 35kV electric power system application more and more wider.Existing electric equipment is connected 35kV inner cone plugging formula terminal used with cable, its Stress Control is that in stress cone, prefabricated geometry solves the concentrated problem of electric field strength, and effect is limited; The compression of stress cone is to realize by the elastic force of built-in Compress Spring.As at application number be was to be to disclose a kind of 35kv inner-cone pluggable cable terminal in the patent documentation of 2012.12.19 2012.5.28 Granted publication day 201220240904.8 applyings date, specifically disclosing this terminal consists of inner cone socket, socket electrode, moving contactor, spring touch finger, jackscrew, force bearing ring, stress cone, sealing ring, spring, cable protection pipe, heat-shrink tube, earth connection, wherein moving contactor outer surface is embedded with two garter spring fingertips, and keeps elastic tight to contact with inner cone socket; Moving contactor is provided with multiple radial direction top threads, is closely connected guaranteeing with cable core; Cable protection pipe is that aluminum hull sprays fluorine carbon paint overcoat outward.This structural outer surface has good Corrosion Protection, non-maintaining, outside light, automatically cleaning.Internal structure is simple, easy for installation, manufacture installation and maintenance cost, good conductivity, good stability.When this structure is provided with plastic cement sleeve in cable protection pipe; the upper end overhead of plastic cement sleeve is on stress cone; between plastic cement sleeve and cable protection pipe, be provided with spring; the compression that is stress cone is to realize by the elastic force of built-in Compress Spring; when spring declines elastic force because of tired and plastic deformation; stress cone can be subject to the axial thrust load that the socket inner chamber conical surface produces, thereby produces displacement, high-tension electricity easily occurs climbs the phenomenon of electric leakage.
Summary of the invention
For prevent stress cone produce displacement, prevent high pressure climb electric leakage phenomenon occur, the utility model provides a kind of inner cone plugging formula terminal.
For achieving the above object, a kind of inner cone plugging formula terminal, comprises inner cone socket, stress cone, cabinet shell flange and protecting crust; One end of stress cone is inserted in inner cone socket, and the other end stretches out inner cone socket; Cabinet shell flange is connected to the bottom of inner cone socket, and is enclosed within outside stress cone; Protecting crust overhead is on stress cone, and protecting crust is connected on cabinet shell flange.
Said structure, the direct overhead of protecting crust, on stress cone, has been realized rigidity compression, and with respect to prior art, the compression of counter stress cone more firmly, reliably, makes stress cone be not easy to produce displacement; After adopting rigidity to compress, when stress cone axial direction is obstructed, stress cone can radially expand, under the inner cone socket of rigidity and flexible stress cone effect, inner cone socket is contacted more tight with stress cone, thereby the path of blocking-up high-tension electricity electric leakage is used more safe and reliable.
Further, described protecting crust comprise protective casing and with the one-body molded flange that is positioned at protective casing middle part of protective casing, the upper end of protective casing extend into the interior overhead of inner cone socket on stress cone through cabinet shell flange, and flange is connected with cabinet shell flange.Protective casing and flange are one-body molded, and being connected on cabinet shell flange of flange rigidity, and therefore, the rigidity that protecting crust physical efficiency realizes counter stress cone compresses, and the compression of counter stress cone is more reliable.
Further, described protecting crust comprises protective casing and flange; The upper end of protective casing extend into overhead in inner cone socket through cabinet shell flange and, on stress cone, at the middle part of protective casing, is provided with bulge loop; In the endoporus of flange, be from up to down provided with step containing cavity, described bulge loop is located in step containing cavity, and flange is connected with cabinet shell flange.Adopt split type protective casing and flange, be convenient to installation and removal, and protective casing and flange compress by the cooperation between bulge loop and step containing cavity, the rigidity that protective casing also can be realized counter stress cone compresses, and the compression of stress cone is more reliable.
Further, upper surface at flange is provided with seal groove, between flange and cabinet shell flange, be provided with the metallic sheath sealing ring being placed in seal groove, to improve sealing property, improve the fail safe of using, in addition, seal groove can carry out axial location to metallic sheath sealing ring, prevents that metallic sheath sealing ring from moving and affecting sealing property.
Further, the lower end of protecting crust extends to form arc to the inside.This structure can effectively prevent protective cover landing voluntarily, effectively moistureproof, dustproof.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first execution mode.
Fig. 2 is the structural representation of the second execution mode.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.
The first execution mode.
As shown in Figure 1, inner cone plugging formula terminal comprises inner cone socket 1, socket electrode 2, contact ring 3, spring touch finger 4, cable core 5, stress cone 6, cabinet shell flange 7, protecting crust 8 and protective cover 9.
Plant in inner cone socket 1 in the lower end of socket electrode 2, inner cone socket 1 is exposed in the upper end of socket electrode 2; Spring touch finger 4 is set in the storage tank on contact ring 3 outer walls, contact ring 3 is embedded in socket electrode 2 together with spring touch finger 4; Cable core 5 is inserted in contact ring 3, utilizes screw 10 fixing; One end of stress cone 6 is inserted in inner cone socket 1, and the other end stretches out inner cone socket 1; Cabinet shell flange 7 is connected to the bottom of inner cone socket 1, and is enclosed within outside stress cone 6.Described protecting crust 8 comprise protective casing 81 and with the one-body molded flange 82 that is positioned at protective casing middle part of protective casing 81, the upper end of protective casing 81 extend into the interior overhead of inner cone socket on stress cone 6 through cabinet shell flange 7, flange 82 is connected with cabinet shell flange 7, like this, utilize inner cone socket 1 and protecting crust 8 to realize rigidity compression by counter stress cone, the compression of counter stress cone 6 more firmly, reliably, makes stress cone 6 be not easy to produce displacement; After adopting rigidity to compress, when stress cone 6 axial directions are obstructed, stress cone 6 can radially expand, under the inner cone socket 1 of rigidity and flexible stress cone 6 effects, inner cone socket 1 is contacted more tight with stress cone 6, thereby the path of blocking-up high-tension electricity electric leakage, is used more safe and reliable.
In order to improve sealing property, improve the fail safe of using, at the upper surface of flange 82, be provided with seal groove 110, between flange 82 and cabinet shell flange, be provided with the metallic sheath sealing ring being placed in seal groove, described seal groove 110 can carry out axial location to metallic sheath sealing ring, prevents that metallic sheath sealing ring from moving and affecting sealing property.
Described protective cover 9 is connected to the lower end of protective casing 81, and in order effectively to prevent protective cover 9 landing voluntarily, effectively moistureproof, dustproof, the lower end of protecting crust extends to form arc to the inside.
The second execution mode.
As shown in Figure 2, inner cone plugging formula terminal comprises inner cone socket 1, socket electrode 2, contact ring 3, spring touch finger 4, cable core 5, stress cone 6, cabinet shell flange 7, protecting crust 8 and protective cover 9.
Plant in inner cone socket 1 in the lower end of socket electrode 2, inner cone socket 1 is exposed in the upper end of socket electrode 2; Spring touch finger 4 is set in the storage tank on contact ring 3 outer walls, contact ring 3 is embedded in socket electrode 2 together with spring touch finger 4; Cable core 5 is inserted in contact ring 3, utilizes screw 10 fixing; One end of stress cone 6 is inserted in inner cone socket 1, and the other end stretches out inner cone socket 1; Cabinet shell flange 7 is connected to the bottom of inner cone socket 1, and is enclosed within outside stress cone 6.Described protecting crust 8 comprises protective casing 81 and flange 82; The upper end of protective casing 81 extend into overhead in inner cone socket through cabinet shell flange and, on stress cone 6, at the middle part of protective casing 81, is provided with bulge loop 811; In the endoporus of flange 82, be from up to down provided with the step containing cavity corresponding with bulge loop 811, described bulge loop 811 is located in step containing cavity, flange 82 is connected with cabinet shell 7 flanges, like this, utilize inner cone socket 1 and protecting crust 8 to realize rigidity compression by counter stress cone, the compression of counter stress cone 6 more firmly, reliably, makes stress cone 6 be not easy to produce displacement; After adopting rigidity to compress, when stress cone 6 axial directions are obstructed, stress cone 6 can radially expand, under the inner cone socket 1 of rigidity and flexible stress cone 6 effects, inner cone socket 1 is contacted more tight with stress cone 6, thereby the path of blocking-up high-tension electricity electric leakage, is used more safe and reliable.In addition, adopt split type protective casing and flange, be convenient to installation and removal.
In order to improve sealing property, improve the fail safe of using, at the upper surface of flange 82, be provided with seal groove 110, between flange 82 and cabinet shell flange, be provided with the metallic sheath sealing ring being placed in seal groove, described seal groove 110 can carry out axial location to metallic sheath sealing ring, prevents that metallic sheath sealing ring from moving and affecting sealing property.
Described protective cover 9 is connected to the lower end of protective casing 81, and in order effectively to prevent protective cover 9 landing voluntarily, effectively moistureproof, dustproof, the lower end of protecting crust extends to form arc to the inside.
Claims (5)
1. an inner cone plugging formula terminal, comprises inner cone socket, stress cone, cabinet shell flange and protecting crust; One end of stress cone is inserted in inner cone socket, and the other end stretches out inner cone socket; Cabinet shell flange is connected to the bottom of inner cone socket, and is enclosed within outside stress cone; It is characterized in that: protecting crust overhead is on stress cone, and protecting crust is connected on cabinet shell flange.
2. inner cone plugging formula terminal according to claim 1, it is characterized in that: described protecting crust comprise protective casing and with the one-body molded flange that is positioned at protective casing middle part of protective casing, the upper end of protective casing extend into the interior overhead of inner cone socket on stress cone through cabinet shell flange, and flange is connected with cabinet shell flange.
3. inner cone plugging formula terminal according to claim 1, is characterized in that: described protecting crust comprises protective casing and flange; The upper end of protective casing extend into overhead in inner cone socket through cabinet shell flange and, on stress cone, at the middle part of protective casing, is provided with bulge loop; In the endoporus of flange, be from up to down provided with step containing cavity, described bulge loop is located in step containing cavity, and flange is connected with cabinet shell flange.
4. according to the inner cone plugging formula terminal described in claim 2 or 3, it is characterized in that: the upper surface at flange is provided with seal groove, between flange and cabinet shell flange, be provided with the metallic sheath sealing ring being placed in seal groove.
5. inner cone plugging formula terminal according to claim 1, is characterized in that: the lower end of protecting crust extends to form arc to the inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320628226.7U CN203553872U (en) | 2013-10-12 | 2013-10-12 | Inner cone plug-in type terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320628226.7U CN203553872U (en) | 2013-10-12 | 2013-10-12 | Inner cone plug-in type terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203553872U true CN203553872U (en) | 2014-04-16 |
Family
ID=50471941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320628226.7U Expired - Fee Related CN203553872U (en) | 2013-10-12 | 2013-10-12 | Inner cone plug-in type terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203553872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104051134A (en) * | 2014-06-19 | 2014-09-17 | 国家电网公司 | Transformer outgoing line device |
-
2013
- 2013-10-12 CN CN201320628226.7U patent/CN203553872U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104051134A (en) * | 2014-06-19 | 2014-09-17 | 国家电网公司 | Transformer outgoing line device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 |