CN207183600U - A kind of bus tie - Google Patents
A kind of bus tie Download PDFInfo
- Publication number
- CN207183600U CN207183600U CN201721164228.XU CN201721164228U CN207183600U CN 207183600 U CN207183600 U CN 207183600U CN 201721164228 U CN201721164228 U CN 201721164228U CN 207183600 U CN207183600 U CN 207183600U
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- CN
- China
- Prior art keywords
- bus
- contact rod
- hole
- integument
- connecting hole
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Abstract
The utility model discloses a kind of bus tie, applies in high-voltage switch gear field, including contact rod and insulating sheath；Described contact rod one end offers connecting hole, and the other end, which offers, expands hole, and connecting hole inwall is provided with spring touch finger, and the conductive contact of connecting hole and internal cone type bus-bar insulator matches, and expands the size in hole and the expansion joint of cable matches；Insulating sheath includes integument and the articulamentum made of silica gel material made of epoxide resin material, and integument parcel is covered in contact rod appearance, and articulamentum is socketed in one end that integument is located at connecting hole, and articulamentum is pyramidal structure.Mainly solve at present in Inflatable ring main unit, the existing operation inconvenience of bus, insulation effect inconvenience, the problem of also wasting time and energy are expanded in internal cone type bus-bar insulator.Bus can smoothly be expanded and come out by the utility model from internal cone type bus-bar insulator, while have good insulation effect, and operation is simple, quick time saving.
Description
Technical field
The utility model belongs to high-voltage switch gear field, and in particular to a kind of bus tie.
Background technology
In Inflatable ring main unit, there is a kind of bus-bar insulator of internal cone type insulating sleeve structure, if it is desired to bus therein
Expand and come out from above-mentioned insulator, be not part nothing the matter.Common at present is designed with using an over current protection set, by
The cable connection that bus in bevel-type insulator is expanded out with hope wherein, and is fixed by nut or bolt.This method is not
It can ensure to insulate well, and it is troublesome in poeration, it is time-consuming.
In view of the above-mentioned problems, being necessary to work out a kind of bus tie, make the mother in internal cone type insulating sleeve structure
Line smoothly can be expanded out, and can be good insulation, operation it is simple, quick time saving.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of bus tie, makes in internal cone type insulating sleeve knot
Bus in structure smoothly can be expanded out, and can be good insulation, operation it is simple, quick time saving.
To reach above-mentioned purpose, the utility model provides following technical scheme：
A kind of bus tie, including contact rod and insulating sheath；Described contact rod one end offers connecting hole, another
End, which offers, expands hole, and the inwall of the connecting hole offers at least two annular grooves, and being equipped with spring in each annular groove touches
Refer to, and connecting hole size and the conductive contact of internal cone type bus-bar insulator match, and expand the size in hole and the expansion of cable connects
Head matches；The insulating sheath includes the integument made of epoxide resin material and connected made of silica gel material
Layer, the integument parcel are covered in contact rod appearance, and the articulamentum is socketed in one end that integument is located at connecting hole, and even
It is the pyramidal structure matched with internal cone type bus-bar insulator inwall shape face to connect layer.
Preferably, the expansion hole inwall is provided with screw thread.
Preferably, the contact rod is the copper contact rod of cylindrical shape.
Preferably, the contact rod outer wall anchor ring offers at least three grooves, and integument inner surface is with opening up groove
Contact rod outer surface afterwards is bonded matching completely.
Preferably, one end that the insulating protection is enclosed on expansion hole is long pyramidal structure.
The beneficial effects of the utility model are：
1st, integument made of epoxide resin material and the articulamentum made of silica gel material, can effectively prevent in expanding
What is be likely to occur climbs electric situation, solves the Insulation Problems in expanding well.And articulamentum has made of silica gel material
Allowing property, and be taper, the internal cone type bus insulation of different inwall internal diameters within the specific limits by silica gel crimp, can be adapted to
Son, versatility are more preferable.
2nd, the contact rod both ends of bus tie open up respectively connecting hole and expand hole, can by spin or grafting it is simple
Connected mode, realize that the transition of cable and bus connects, and the spring touch finger of the inwall of connecting hole, there is simple in construction, size
It is small, easy for installation, conduct electricity very well, the advantages that heat endurance is high so that bus tie integrally use it is simple quick, and
It is simple in construction, stable performance.
3rd, contact rod is the copper contact rod of cylindrical shape, and the good conductivity of copper is cheap, and overall price/performance ratio is high, makes
It is cheap to obtain bus tie single unit system cost, is readily put into volume production and is promoted.
Brief description of the drawings
In order that the purpose of this utility model, technical scheme and beneficial effect are clearer, the utility model provides as follows
Accompanying drawing illustrates：
Fig. 1 is the utility model bus tie sectional view；
Fig. 2 is that the utility model bus tie expands bus to external cable schematic diagram.
Marked in accompanying drawing as follows：Contact rod 1, connecting hole 11, expand hole 12, insulating sheath 2, integument 21, articulamentum
22nd, internal cone type bus-bar insulator 3, conductive contact 4, expansion joint 5, spring touch finger 6, screw thread 7, annular groove 8, groove 9, bus
10。
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
A kind of bus tie, including contact rod 1 and insulating sheath 2；Described one end of contact rod 1 offers connecting hole
11, the other end, which offers, expands hole 12, and the inwall of the connecting hole 11 offers at least two annular grooves 8, in each annular groove 8
Spring touch finger 6 is equipped with, and the size of connecting hole 11 and the conductive contact 4 of internal cone type bus-bar insulator 3 match, and expand hole 12
The expansion joint 5 of size and cable matches；The insulating sheath 2 includes the He of integument 21 made of epoxide resin material
Articulamentum 22 made of silica gel material, the parcel of integument 21 are covered in the appearance of contact rod 1, and the articulamentum 22 is socketed in
Integument 21 is located at one end of connecting hole 11, and articulamentum 22 is the taper matched with the inwall shape face of internal cone type bus-bar insulator 3
Structure.
Expanding method is, first by bus tie and cable connection to be expanded, then bus tie is connected with bus 10.
Concrete operation method is：The expansion joint 5 of cable to be expanded is matched into access and expands hole 12, then this is connected to integral knot
Structure, accessed in internal cone type bus-bar insulator 3 by connecting hole 11, matched with the conductive contact 4 being wherein directly connected with bus 10
Connection, bus are then completed to expand, and realize the outer extraction of bus, and bus can be directly used for connecting PT (voltage transformer) after expanding
Or other electrical equipments.
The inwall of connecting hole 11 is provided with spring touch finger 6 used by the present embodiment, using its is simple in construction, size is small, peace
The advantages that dress facilitates, conducted electricity very well, heat endurance is high, realizes the connection of the bus 10 and bus tie inside gas-filling cabinet.
Integument 21 is made up of epoxide resin material used by the present embodiment, can effectively ensure that human users' bus connects
Insulating properties during device.
Articulamentum 22 is made up of silica gel material used by the present embodiment, can not only insulate, and prevents the generation of creepage phenomenon,
Also because silica gel material has allowing property so that articulamentum 22 be bonded with the inwall of internal cone type bus-bar insulator 3 it is even closer, with splice grafting layer
22 pyramidal structure, it can be within the specific limits by silica gel crimp, and the internal cone type bus for adapting to different inwall internal diameters is exhausted
Edge, versatility are more preferable.
Further, the inwall of expansion hole 12 that the present embodiment uses is provided with screw thread 7, because the expansion joint 5 of cable is mostly spiral shell
Bolt, screw-type, therefore 7 are threaded expanding the inwall of hole 12, expansion connection can be made more firm and general.Certainly, expand
The internal structure of hole 12 may be designed to the structure to match with specifically expanding joint construction, still ensures that and realizes bus tie
Expand connection.
Further, the contact rod 1 that the present embodiment uses the good conductivity of copper, is made for the copper contact rod of cylindrical shape
Valency is cheap, and overall price/performance ratio is high so that bus tie single unit system cost is cheap, is readily put into volume production and is promoted.
Further, the outer wall anchor ring of contact rod 1 that the present embodiment uses offers at least three grooves 9, and integument 21
Inner surface is bonded matching completely with opening up the outer surface of contact rod 1 after groove, and the groove 9 can make the parcel that integument 21 more fastens
In contact rod 1, it is not easy to come off.Certainly, contact rod outer wall is also designed to bulge-structure, and it, which remains to reach, makes integument 21 not
Effect easy to fall off.
Further, the insulating sheath 2 that the present embodiment uses, for long pyramidal structure, is justified relatively in the one end for expanding hole 12
Column structure, its more convenient human users and rotation are exerted oneself.
Finally illustrate, preferred embodiment above is only unrestricted to illustrate the technical solution of the utility model, to the greatest extent
The utility model has been described in detail by above preferred embodiment for pipe, but those skilled in the art should manage
Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details
The scope of restriction.
Claims (5)
- A kind of 1. bus tie, it is characterised in that：Including contact rod and insulating sheath；Described contact rod one end offers company Hole is connect, the other end, which offers, expands hole, and the inwall of the connecting hole offers at least two annular grooves, is all provided with each annular groove There is spring touch finger, and connecting hole size and the conductive contact of internal cone type bus-bar insulator match, and expand the size and cable in hole Expansion joint match；The insulating sheath includes the integument made of epoxide resin material and is made up of silica gel material Articulamentum, integument parcel is covered in contact rod appearance, and the articulamentum is socketed in one that integument is located at connecting hole End, and articulamentum is the pyramidal structure matched with internal cone type bus-bar insulator inwall shape face.
- 2. bus tie according to claim 1, it is characterised in that：The expansion hole inwall is provided with screw thread.
- 3. bus tie according to claim 1, it is characterised in that：The contact rod is the copper conduction of cylindrical shape Rod.
- 4. bus tie according to claim 1, it is characterised in that：The contact rod outer wall anchor ring offers at least three Individual groove, and integument inner surface is bonded matching completely with opening up the contact rod outer surface after groove.
- 5. bus tie according to claim 1, it is characterised in that：One end that the insulating protection is enclosed on expansion hole is Long pyramidal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164228.XU CN207183600U (en) | 2017-09-12 | 2017-09-12 | A kind of bus tie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164228.XU CN207183600U (en) | 2017-09-12 | 2017-09-12 | A kind of bus tie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207183600U true CN207183600U (en) | 2018-04-03 |
Family
ID=61747207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721164228.XU Active CN207183600U (en) | 2017-09-12 | 2017-09-12 | A kind of bus tie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207183600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107482342A (en) * | 2017-09-12 | 2017-12-15 | 南京帝开电气自动化有限公司 | A kind of bus tie |
-
2017
- 2017-09-12 CN CN201721164228.XU patent/CN207183600U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107482342A (en) * | 2017-09-12 | 2017-12-15 | 南京帝开电气自动化有限公司 | A kind of bus tie |
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