CN205178076U - Connection lug and have its earth connection - Google Patents
Connection lug and have its earth connection Download PDFInfo
- Publication number
- CN205178076U CN205178076U CN201521019543.4U CN201521019543U CN205178076U CN 205178076 U CN205178076 U CN 205178076U CN 201521019543 U CN201521019543 U CN 201521019543U CN 205178076 U CN205178076 U CN 205178076U
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- China
- Prior art keywords
- connecting portion
- wiring nose
- fixed part
- wire connecting
- connection
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 abstract description 3
- 239000004020 conductor Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model provides a connection lug and have its earth connection, connection lug, include: wiring portion (10), fixed part (20), fixed part (20) are connected with wiring portion (10), and fixed part (20) have fixed orifices (21), and the diameter of fixed orifices (21) is L, wherein, 15.5mm <= L <= 16.5mm. Set the aperture of connection lug fixed orifices (21) to 15.5mm <= L <= 16.5mm, what can make that the connection lug that has this pore size can be fine is general in 110kV and 35kV's transformer substation. Effectively improvement connection lug's the rate of utilization. The utility model discloses the low problem of connection lug availability factor among the prior art has been solved effectively.
Description
Technical field
The utility model relates to electrical equipment technical field, in particular to a kind of Wiring nose and the earth connection with it.
Background technology
In electric power system, earth connection surprisingly in power failure equipments and circuit occurs that voltage jeopardizes the instrument of worker safety to prevent.In transformer station when overhaul of the equipments or construction, need equipment respectively to send a telegram here side hanging earthing conductor, prevent from closing on when electrified body produces electrostatic induction electric shock or false switching ensureing safety.Conductor end of earth wire hangs over power failure equipments and respectively to send a telegram here side, and earth terminal is fixed on earthing conductor.
The earth terminal of earth connection is fixed on earthing conductor, and fixing means is inserted on the screw of earthing conductor by the Wiring nose of earth connection, fixedly prevents from coming off with nut.In prior art, because the time of transformer substation construction is different, unit type is different, and electric pressure is different, has difference in transformer station for the screw model of dead earth line earth terminal, causes earth connection cannot be general between different substation.
Utility model content
Main purpose of the present utility model is the earth connection providing a kind of Wiring nose and have it, to solve the problem that in prior art, Wiring nose service efficiency is low.
To achieve these goals, according to an aspect of the present utility model, provide a kind of Wiring nose, comprising: wire connecting portion; Fixed part, fixed part is connected with wire connecting portion, and fixed part has fixing hole, and the diameter of fixing hole is L, wherein, 15.5mm≤L≤16.5mm.
Further, the diameter of fixing hole is L, wherein, and L=16.3mm.
Further, Wiring nose also comprises: arc connecting portion, and one end of arc connecting portion is connected with wire connecting portion, and the other end of arc connecting portion is connected with fixed part.
Further, arc connecting portion has cambered surface outstanding laterally.
Further, Wiring nose also comprises arc connecting portion, and one end of arc connecting portion is connected with wire connecting portion and has angle with the axis of wire connecting portion, and the other end of arc connecting portion to extend and gradually away from axis along the axis direction of wire connecting portion.
Further, wire connecting portion has the connection jaws for conducting wire.
Further, Wiring nose is made of copper.
Further, the rectangular ring of the cross section of fixed part, circular rings or oval hoop.
According to another aspect of the present utility model, provide a kind of earth connection, comprise Wiring nose, Wiring nose is above-mentioned Wiring nose.
Application the technical solution of the utility model, is arranged to 15.5mm≤L≤16.5mm by the aperture of the fixing hole of Wiring nose, the Wiring nose with this pore size can be made to can be good at being common to the transformer station of 110kV and 35kV.The utilization rate that improve Wiring nose effectively.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment according to Wiring nose of the present utility model; And
Fig. 2 shows the structural representation at another visual angle of the embodiment according to Wiring nose of the present utility model.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, wire connecting portion; 20, fixed part; 21, fixing hole; 30, arc connecting portion; 31, cambered surface.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figure 1, according to an embodiment of the present utility model, a kind of Wiring nose is provided.This Wiring nose comprises wire connecting portion 10 and fixed part 20.Fixed part 20 is connected with wire connecting portion 10, and fixed part 20 has fixing hole 21, and the diameter of fixing hole 21 is L, wherein, and 15.5mm≤L≤16.5mm.
In the present embodiment, 15.5mm≤L≤16.5mm is arranged in the aperture of the fixing hole 21 of Wiring nose, the Wiring nose with this pore size can be made to can be good at being common to the transformer station of 110kV and 35kV.The utilization rate that improve Wiring nose effectively.
Preferably, the diameter L=16.3mm of fixing hole 21.The hole of butted line nose is carried out improvement and is arranged, and makes Wiring nose can be used in the screw of the earthing conductor of different size in existing transformer station.
Wherein, Wiring nose also comprises arc connecting portion 30.One end of arc connecting portion 30 is connected with wire connecting portion 10, and the other end of arc connecting portion 30 is connected with fixed part 20.Such setting effectively can strengthen the mechanical strength of Wiring nose.
Preferably, arc connecting portion 30 has cambered surface 31 outstanding laterally.Cambered surface 31 can increase the thickness of arc connecting portion 30, and arranging like this can the mechanical strength of reinforcement Wiring nose further.
As shown in Figure 2, in the present embodiment, one end of arc connecting portion 30 is connected with wire connecting portion 10 and has angle with the axis of wire connecting portion 10, and the other end of arc connecting portion 30 to extend and gradually away from axis along the axis direction of wire connecting portion 10.Arc connecting portion 30 and wire connecting portion 10 are obliquely installed, and one end of arc connecting portion 30 also extends downwards away from wire connecting portion 10 gradually, makes Wiring nose be easy to use like this, is easily sheathed on the screw of earthing conductor by Wiring nose.It should be noted that below when below mentioned here refers to the placement state of Wiring nose shown in Fig. 2.
Wherein, wire connecting portion 10 has the connection jaws 11 for conducting wire.Namely earth connection can be installed in connection jaws 11, then the fixed part 20 of the other end of Wiring nose is sheathed on screw to be grounded the object of line ground connection.
As preferably, Wiring nose is made of copper.
The cross section of fixed part 20 can be arranged to the one in rectangular ring, circular rings or oval hoop.The screw that this Wiring nose can be made can be applicable to difformity structure is set like this.Thus add the utilization rate of Wiring nose.
Above-mentioned Wiring nose can be used on earth connection, and namely the utility model provides a kind of earth connection.This earth connection comprises Wiring nose, and Wiring nose is the Wiring nose of above-described embodiment.The earth connection with Wiring nose is the earth connection of 110kV and 35kV.This earth connection can be common in each power transformation.
This earth connection can be used in the screw of the earthing conductor of different size in existing transformer station.As can be seen from the above description, the utility model the above embodiments achieve following technique effect:
By the improvement of earth wire Wiring nose, it is transformer station that the earth connection of 110kV and 35kV can be made to be common to 110kV and 35kV, improves the utilance of Wiring nose.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (9)
1. a Wiring nose, is characterized in that, comprising:
Wire connecting portion (10);
Fixed part (20), described fixed part (20) is connected with described wire connecting portion (10), and described fixed part (20) has fixing hole (21), and the diameter of described fixing hole (21) is L, wherein, 15.5mm≤L≤16.5mm.
2. Wiring nose according to claim 1, is characterized in that, the diameter of described fixing hole (21) is L, wherein, and L=16.3mm.
3. Wiring nose according to claim 2, is characterized in that, described Wiring nose also comprises:
Arc connecting portion (30), one end of described arc connecting portion (30) is connected with described wire connecting portion (10), and the other end of described arc connecting portion (30) is connected with described fixed part (20).
4. Wiring nose according to claim 3, is characterized in that, described arc connecting portion (30) has cambered surface (31) outstanding laterally.
5. Wiring nose according to claim 1, it is characterized in that, described Wiring nose also comprises arc connecting portion (30), one end of described arc connecting portion (30) is connected with described wire connecting portion (10) and has angle with the axis of described wire connecting portion (10), and the other end of described arc connecting portion (30) to extend and gradually away from described axis along the axis direction of described wire connecting portion (10).
6. Wiring nose according to claim 1, is characterized in that, described wire connecting portion (10) has the connection jaws (11) for conducting wire.
7. Wiring nose according to claim 1, is characterized in that, described Wiring nose is made of copper.
8. Wiring nose according to claim 1, is characterized in that, the rectangular ring of cross section of described fixed part (20), circular rings or oval hoop.
9. an earth connection, comprises Wiring nose, it is characterized in that, described Wiring nose is the Wiring nose described in any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521019543.4U CN205178076U (en) | 2015-12-09 | 2015-12-09 | Connection lug and have its earth connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521019543.4U CN205178076U (en) | 2015-12-09 | 2015-12-09 | Connection lug and have its earth connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205178076U true CN205178076U (en) | 2016-04-20 |
Family
ID=55742016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521019543.4U Active CN205178076U (en) | 2015-12-09 | 2015-12-09 | Connection lug and have its earth connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205178076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406224A (en) * | 2015-12-09 | 2016-03-16 | 国网北京市电力公司 | Connection lug and grounding wire with same |
-
2015
- 2015-12-09 CN CN201521019543.4U patent/CN205178076U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406224A (en) * | 2015-12-09 | 2016-03-16 | 国网北京市电力公司 | Connection lug and grounding wire with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |