CN209000669U - Underground transformer is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal - Google Patents
Underground transformer is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal Download PDFInfo
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- CN209000669U CN209000669U CN201820173939.1U CN201820173939U CN209000669U CN 209000669 U CN209000669 U CN 209000669U CN 201820173939 U CN201820173939 U CN 201820173939U CN 209000669 U CN209000669 U CN 209000669U
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- tension fuse
- fuse protection
- sealed base
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Abstract
A kind of underground transformer of the utility model is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal; it is constituted comprising a high-tension cable connection insulator foot and high-tension fuse protection sealed base, high-tension cable connection insulator foot is made of sealing cover, gland, insulator foot and metallic conductor；High-tension fuse protects sealed base to be made of the dielectric chamber of one end open and metallic conductor contact seat；High-tension cable connection insulator foot is bolted and extends in the dielectric chamber of high-tension fuse protection sealed base open end and be fixed in fuel tank cap by cover bolt; bottom is connect in cabinet with coil; it is fixed on the intracorporal fixed screw of insulating base chamber by two sides cable through-hole and realizes looped network or terminal connection, realized by two-way sealing ring and sealing cover hermetically sealed.The utility model substantially improves the safe operation guarantee of underground transformer in the presence of a harsh environment than the prior art, while but also the IP68 in the requirement for meeting GB/T10544 requirement of shelter.
Description
Technical field:
The present invention relates to electricity field more particularly to underground transformer, specifically a kind of underground transformer high pressure
Cable connection and high-tension fuse protect integrated sealing pedestal.
Background technique:
In the prior art, underground transformer setting high voltage cable connection type and fuse are protected, no matter using European
Or American each component is installed separately, not only higher cost, but also it is more to pacify node, occupies assembly area, sealing protection node is more,
It is unfavorable for underground transformer miniaturization and malfunctioning node protection is cumbersome.
Summary of the invention:
It is connected the object of the present invention is to provide a kind of underground transformer with high-tension cable and high-tension fuse protects one
Change sealed base, the described high-tension cable connection and high-tension fuse protection integrated sealing pedestal to solve in the prior art without
Method makes the technical issues of high-tension cable connection and high-tension fuse protection integration operation, easy to operate, economic and practical, reliable,
And the requirement of degree of protection IP68 in the requirement of underground transformer GB/T10544 can be fully met.
A kind of underground transformer of the invention is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal,
It is constituted comprising a high-tension cable connection insulator foot and high-tension fuse protection sealed base, it is characterised in that: the height
Voltage cable connection insulator foot is made of sealing cover, gland and insulator foot and metallic conductor；The high-tension fuse protection
Sealed base is made of the dielectric chamber of one end open and metallic conductor contact seat；The high-tension cable connection insulator foot is logical
Bolt is crossed to fix and extend in the dielectric chamber of high-tension fuse protection sealed base open end.
Sealing cover described further be it is rectangular, intracavity structure, inner cavity is downwardly open, inner cavity upper end closed, described
Be provided on the periphery of sealing cover has at least one and the same depth of cavity in raised step, the cavity between lid edge
Pyramidal projections.
Insulator foot top described further is rectangular, end opening thereon, lower end sealing, upper end there are two and sealing cover
The pyramidal projections of cooperation are provided on periphery around raised step, and two short side direction of insulator foot and cavity bottom are same flat
Face is provided with through-hole and stretches out insulator foot；The insulator foot inner chamber body is equipped with conical baffle for cavity point with two long side centers
Every；The interior lower part of one separation chamber is provided with metallic conductor, and embedded nut is arranged in another separation chamber；It is described
Two cavitys between connected along partition and be fixed on the embedded nut of separation chamber bottom by metal connecting sheet.
Insulator foot lower part described further is cylindrical body, and wherein, metallic conductor is in chamber for the metallic conductor setting
Body end is inner bolt hole, and simultaneously connecting cylinder shape I-shaped saddle extends to the bottom surface of insulator foot hereinafter, the metal is led for lower end sealing
An inner cavity is arranged in body lower end, and inner cavity is cylindrical, downwardly open, and the lower inner wall of upper end sealing, inner cavity is equipped with internal screw thread.
High-tension fuse protection sealed base inner cavity described further is cylindrical, and open-top has square planar, puts down
Face is provided with screw hole and embedded bolt, and high-tension fuse protects sealed base lower end closed, and the high-tension fuse protection is close
The bottom of back cover seat is provided with metallic conductor contact seat.
High-tension fuse protection sealed base metallic conductor described further contacts seat cavity cylindrical, and upper end is opened
Mouthful, simultaneously connecting cylinder shape I-shaped saddle extends to the bottom surface of high-tension fuse protection sealed base or less for lower end sealing.
High-tension fuse protection sealed base bottom metal conductor contact seat upper end side wall described further is provided with two
The crack of a above number, metallic conductor contact seat upper end side wall outer end are arranged with reinforcement circlip, the extension in any one crack
Direction each parallel to cylindricality cavity axial direction and wait central angles to be distributed.
Set metallic conductor is all made of electroplate processing in all insulator foots described further.
Sealing ring, the insulator foot and high-voltage fuse are provided between sealing cover and insulator foot described further
Sealing ring is provided between device protection sealed base.
Sealing ring is provided between further high-tension fuse protection sealed base and case lid.
The working principle of the invention is: high-tension fuse protection seal receptacle is fixed in fuel tank cap by cover bolt, bottom
Portion is connect in cabinet with coil, and high-tension cable attachment base protects the bolt being arranged on seal receptacle to be fixed on by high-tension fuse
Seal receptacle Internal fuse body is protected to connect on its seat surface and by the embedded metal part of one side and fuse body rotating part and high-tension fuse
It connecing, high-tension cable is fixed on the intracorporal fixed screw of insulating base chamber by two sides cable through-hole realizes that looped network or terminal connect,
All circles' point is realized hermetically sealed by two-way sealing ring and sealing cover.
Compared with prior art, the present invention its effect is actively obvious.It is substantially improved in the presence of a harsh environment than the prior art
The safe operation guarantee of underground transformer, while but also the IP68 in the requirement for meeting GB/T10544 requirement of shelter.
Detailed description of the invention:
Fig. 1 is structural schematic diagram of the invention.
Specific embodiment:
As shown in Figure 1, a kind of underground transformer of the invention is connected with high-tension cable and high-tension fuse protects one
Change sealed base, is constituted comprising a high-tension cable connection insulator foot and high-tension fuse protection sealed base, feature exists
In: the high-tension cable connection insulator foot 4 is made of sealing cover 1, gland 2, insulator foot 3 and metal insert 8；Described
High-tension fuse protection sealed base 5 is made of the dielectric chamber 6 of one end open and metal insert 7；The high-tension cable connects
Insulator foot 4 is connect to be bolted and extend in the dielectric chamber of high-tension fuse protection 5 open end of sealed base.
Sealing cover 1 described further be it is rectangular, intracavity structure, inner cavity is downwardly open, inner cavity upper end closed, described
Be provided on the periphery of sealing cover 1 has at least one with cavity with deep in raised step, the cavity between lid edge
The pyramidal projections of degree.
3 top of insulator foot described further is rectangular, end opening thereon, lower end sealing, upper end there are two and sealing
The pyramidal projections that lid 1 cooperates are provided on periphery around raised step, and 3 liang of short side directions of insulator foot and cavity bottom are same
One plane is provided with through-hole and stretches out insulator foot 3；3 inner chamber body of insulator foot is equipped with conical baffle 10 with two long side centers
Cavity is separated；The interior lower part of one separation chamber is provided with metallic conductor 8, and setting is embedded in another separation chamber
Nut；It is connected along partition by metal connecting sheet 9 between two cavitys and is fixed on the embedded spiral shell of separation chamber bottom
It is female.
3 lower part of insulator foot described further is cylindrical body, and the metallic conductor 8 is arranged wherein, metallic conductor 8
It is inner bolt hole at cavity end, lower end sealing and connecting cylinder shape I-shaped saddle extend to the bottom surface of insulator foot 3 hereinafter, the gold
Belong to 8 lower end of conductor and one inner cavity is set, inner cavity is cylindrical, and downwardly open, the lower inner wall of upper end sealing, inner cavity is equipped with interior spiral shell
Line.
High-tension fuse protection 5 inner cavity 6 of sealed base described further is cylindrical, high-tension fuse protection sealing bottom
5 open-tops of seat have square planar, and plane is provided with screw hole and embedded bolt, and high-tension fuse is protected under sealed insulation pedestal 5
End seal is closed, and the bottom of the high-tension fuse protection sealed base 5 is provided with metallic conductor contact seat 7.
High-tension fuse protection sealed base metallic conductor described further contacts the cavity cylindrical of seat 7, and upper end is opened
Mouthful, simultaneously connecting cylinder shape I-shaped saddle extends to the bottom surface of high-tension fuse protection sealed base 5 or less for lower end sealing.
High-tension fuse protection sealed base bottom metal conductor contact 7 upper end side wall of seat described further is provided with two
The crack of a above number, metallic conductor contact 7 upper end side wall outer end of seat are arranged with reinforcement circlip, the extension in any one crack
Direction each parallel to cylindricality cavity axial direction and wait central angles to be distributed.
The metallic conductor 7,8,9 of all settings described further is all made of electroplate processing.
Sealing ring, the insulator foot 3 and high pressure are provided between sealing cover 1 and insulator foot 3 described further
Sealing ring is provided between fuse protection sealed base 5.
Sealing ring is provided between further high-tension fuse protection sealed base 5 and case lid.
Claims (10)
- It include a height 1. a kind of underground transformer is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal Voltage cable connects insulator foot and high-tension fuse protection sealed base is constituted, it is characterised in that: the high-tension cable connection Insulator foot is made of sealing cover, gland, insulator foot and metallic conductor；The high-tension fuse protection sealed base is by one Open dielectric chamber and metallic conductor contact seat is held to constitute；The high-tension cable connection insulator foot is bolted simultaneously It extends in the dielectric chamber of high-tension fuse protection sealed base open end.
- 2. a kind of underground transformer as described in claim 1 is connected with high-tension cable and high-tension fuse protection integration is close Back cover seat, it is characterised in that: the sealing cover be it is rectangular, intracavity structure, inner cavity is downwardly open, inner cavity upper end closed, institute Be provided on the periphery for the sealing cover stated has at least one same with cavity in raised step, the cavity between lid edge The pyramidal projections of depth.
- 3. a kind of underground transformer as described in claim 1 is connected with high-tension cable and high-tension fuse protection integration is close Back cover seat, it is characterised in that: the insulator foot top is rectangular, end opening thereon, lower end sealing, upper end there are two with it is close The pyramidal projections of cooperation are covered, are provided on periphery around raised step, two short side direction of insulator foot and cavity bottom are same One plane is provided with through-hole and stretches out insulator foot；The insulator foot inner chamber body is equipped with conical baffle for chamber with two long side centers Body separates；The interior lower part of one separation chamber is provided with metallic conductor, and embedded nut is arranged in another separation chamber； It is connected along partition by metal connecting sheet between two cavitys and is fixed on the embedded nut of separation chamber bottom.
- 4. a kind of underground transformer as described in claim 1 is connected with high-tension cable and high-tension fuse protection integration is close Back cover seat, it is characterised in that: the insulator foot lower part is cylindrical body, and the metallic conductor is arranged wherein, metallic conductor It is inner bolt hole at cavity end, lower end sealing and connecting cylinder shape I-shaped saddle extend to the bottom surface of insulator foot hereinafter, the gold Belong to conductor lower end and one inner cavity is set, inner cavity is cylindrical, and downwardly open, the lower inner wall of upper end sealing, inner cavity is equipped with interior spiral shell Line.
- 5. a kind of underground transformer as described in claim 1 is connected with high-tension cable and high-tension fuse protection integration is close Back cover seat, it is characterised in that: the high-tension fuse protection sealed base inner cavity is cylindrical, and open-top has rectangular flat Face, plane are provided with screw hole and embedded bolt, and the bottom of pedestal lower end closed, the high-tension fuse protection sealed base is set It is equipped with metallic conductor contact seat.
- 6. a kind of underground transformer as described in claim 1 is connected with high-tension cable and high-tension fuse protection integration is close Back cover seat, it is characterised in that: the high-tension fuse protection sealed base bottom metal conductor contacts seat cavity cylindrical, Upper end opening, simultaneously connecting cylinder shape I-shaped saddle extends to the bottom surface of pedestal or less for lower end sealing.
- 7. a kind of underground transformer as described in claim 1 is connected with high-tension cable and high-tension fuse protection integration is close Back cover seat, it is characterised in that: the high-tension fuse protection sealed base bottom metal conductor contact seat upper end side wall setting There are two the crack of the above number, metallic conductor contact seat upper end side wall outer end is arranged with reinforcement circlip, any one crack Extending direction each parallel to cylindricality cavity axial direction and wait central angles to be distributed.
- 8. a kind of underground transformer as described in claim 1 is connected with high-tension cable and high-tension fuse protection integration is close Back cover seat, it is characterised in that: the metallic conductor of all settings is all made of electroplate processing in the insulator foot.
- 9. a kind of underground transformer as described in claim 1 is connected with high-tension cable and high-tension fuse protection integration is close Back cover seat, it is characterised in that: sealing ring, the insulator foot and high pressure are provided between the sealing cover and insulator foot Sealing ring is provided between fuse protection sealed base.
- 10. a kind of underground transformer as described in claim 1 is connected with high-tension cable and high-tension fuse protects integration Sealed base, it is characterised in that: be provided with sealing ring between high-tension fuse protection sealed base and case lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820173939.1U CN209000669U (en) | 2018-01-26 | 2018-01-26 | Underground transformer is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820173939.1U CN209000669U (en) | 2018-01-26 | 2018-01-26 | Underground transformer is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209000669U true CN209000669U (en) | 2019-06-18 |
Family
ID=66794464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820173939.1U Active CN209000669U (en) | 2018-01-26 | 2018-01-26 | Underground transformer is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209000669U (en) |
-
2018
- 2018-01-26 CN CN201820173939.1U patent/CN209000669U/en active Active
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