CN203659726U - Solid-sealed polar pole breaker structure - Google Patents
Solid-sealed polar pole breaker structure Download PDFInfo
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- CN203659726U CN203659726U CN201320851273.8U CN201320851273U CN203659726U CN 203659726 U CN203659726 U CN 203659726U CN 201320851273 U CN201320851273 U CN 201320851273U CN 203659726 U CN203659726 U CN 203659726U
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- sleeve
- pole
- breaker structure
- structure according
- contact arm
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Abstract
The utility model discloses a solid-sealed polar pole breaker structure. The solid-sealed polar pole breaker structure is characterized in that the breaker structure comprises a breaker and three solid-sealed polar poles, a contact arm insulation sleeve sleeves each solid-sealed polar pole, a seal insulating layer is disposed between each solid-sealed polar pole and the corresponding contact arm insulation sleeve, and the thickness range of each seal insulating layer is 1.5mm to 1.8mm. The soft insulation sleeves made of silica gel and the breaker are installed in a matching manner, and then the seal insulating layers are added between the breaker and the sleeves, so the sleeves completely cover breaker solid-sealed polar pole ends and are separated from the outside, the object of improvement of an insulation effect is satisfied, safety in use is ensured, the insulation effect of the solid-sealed polar pole breaker structure is also further improved, and the safety of the solid-sealed polar pole breaker structure in use is thus improved.
Description
Technical field
The utility model relates to a kind of pole breaker structure, divides and belongs to high-tension apparatus technical field by International Patent Classification (IPC) (IPC).
Background technology
The development of China's power technology and power product is rapid, and the voltage of various grades all has vast use.At present, the development of miniaturization circuit breaker is very fast both at home and abroad, but the problem that the development of miniaturization circuit breaker must bring insulation function to reduce is utilized in air-insulated pole on circuit breaker, the quiet end of galvanic circle contact Insulation Problems alternate and over the ground is difficult to solve especially.Conventional solution is to install insulating barrier additional, or the coated heat-shrinkable T bush of copper conductive contact arm, or does vulcanizing treatment.Above-mentioned way high cost, technique is loaded down with trivial details, and can not effectively solve the Insulation Problems between the adjacent pole of circuit breaker.
Thus, the inventor considers existing pole circuit breaker to improve, and especially, for the improvement that can manage it of insulating of pole contravention on circuit breaker, this case produces thus.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of pole breaker structure, this circuit breaker utilizes soft insulating sleeve to substitute existing hard sleeve increases sealed insulation layer simultaneously, has higher adaptability, and effectively improves the insulating properties of adjacent pole.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of pole breaker structure, this circuit breaker comprises circuit breaker and three poles, on described each pole, be all arranged with contact arm insulating sleeve, between each pole and contact arm insulating sleeve, be provided with sealed insulation layer, the thickness range of sealing insulating barrier is 1.5 mm ~ 1.8mm, and the preferred thickness of sealing insulating barrier is 1.68mm.
Further, described sealed insulation layer is to stick on the inwall of contact arm insulating sleeve, and sealing insulating barrier comprises the adhered layer and the insulating barrier that contact with contact arm insulating sleeve.
Further, described adhered layer is layer of silica gel, and insulating barrier is graphite linings.
Further, the thickness of described adhered layer is 0.6 mm ~ 0.8mm, and the preferred thickness of this adhered layer is 0.72mm.
Further, the circular cylinder that described contact arm insulating sleeve is formed in one and thickness is 3mm, this sleeve comprises cylindrical shell and sleeve termination, described sleeve termination diameter is greater than barrel diameter and carries out the stepped tube-in-tube structure of moulding, and then obtains the insulating sleeve of T-shaped shape; The tapered cylindrical shell of described cylindrical shell, this barrel jacket is located on pole; Described sealed insulation laminating spreads on the inwall of sleeve termination.
Further, on described cylinder inboard wall, be provided with annular protrusion group, and this annular protrusion group and the described sleeve structure that is formed in one; Described annular protrusion group at least comprises two internal diameters annular protrusion that successively decrease and that be arranged in parallel; The quantity of described annular protrusion is preferably two, and the internal diameter of these two annular protrusions differs 3mm.
Further, described cylindrical shell interior diameter is 70.5mm ~ 75mm.
Further, described sleeve termination internal diameter is 94mm.
Further, on described barrel outer surface, be provided with creepage projection, projection that this is creepage is that arc also arranges around cylindrical shell one end in the form of a ring, and described creepage projection and cylindrical shell are integral type structure, the quantity of described creepage projection is at least two, and then forms the creepage structure of insulating sleeve.
Further, described contact arm insulating sleeve is soft silicone insulation cover, and it has elasticity.
The flexible insulating casing pipe that the utility model utilizes silica gel to make, it coordinates installation afterwards and between circuit breaker and sleeve pipe, increases sealed insulation layer with circuit breaker, not only realizing sleeve pipe covers at circuit breaker pole termination completely, forms isolation with outside, meets raising insulation effect object, guarantees the fail safe in using, further improve its insulation effect simultaneously, and then promote the fail safe in its use.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation in an embodiment;
Fig. 2 is the utility model insulating sleeve structure schematic diagram in an embodiment;
Fig. 3 is A-A profile in Fig. 2.
Embodiment
A kind of pole breaker structure described in the utility model, this circuit breaker utilizes soft insulating sleeve to substitute existing hard sleeve increases sealed insulation layer simultaneously, there is higher adaptability, and the utility model is described in further detail below in conjunction with accompanying drawing effectively to improve the insulating properties of adjacent pole:
Embodiment: refer to shown in Fig. 1 and Fig. 3, a kind of pole breaker structure, this circuit breaker comprises circuit breaker 1 and three poles 2, on described each pole 2, be all arranged with contact arm insulating sleeve 3, between each pole 2 and contact arm insulating sleeve 3, be provided with sealed insulation layer 4, the thickness range of sealing insulating barrier 4 is 1.5 mm ~ 1.8mm, and the preferred thickness of sealing insulating barrier 4 is 1.68mm; Wherein said contact arm insulating sleeve 3 is soft silicone insulation cover, and it has elasticity.
Described sealed insulation layer 4 is for to stick on the inwall of contact arm insulating sleeve 3, sealing insulating barrier 4 comprises the adhered layer 41 and the insulating barrier 42 that contact with contact arm insulating sleeve, described adhered layer 41 is layer of silica gel, and insulating barrier 42 is graphite linings, the thickness of described adhered layer 41 is 0.6 mm ~ 0.8mm, and the preferred thickness of this adhered layer 41 is 0.72mm.
Refer to shown in Fig. 1 and Fig. 3, the circular cylinder that described contact arm insulating sleeve 3 is formed in one and thickness is 3mm, this sleeve comprises cylindrical shell 31 and sleeve termination 32, and described sleeve termination 32 diameters are greater than cylindrical shell 31 diameters and carry out the stepped tube-in-tube structure of moulding, and then obtain the insulating sleeve of T-shaped shape; The tapered cylindrical shell of described cylindrical shell 31, this cylindrical shell 31 is sheathed on pole 2; Described sealed insulation layer 4 sticks on the inwall of sleeve termination.On described cylindrical shell 31 inwalls, be provided with annular protrusion group 33, and this annular protrusion group 33 and the described sleeve structure that is formed in one; Described annular protrusion group 33 at least comprises two internal diameters annular protrusion that successively decrease and that be arranged in parallel; The quantity of described annular protrusion is preferably two, and the internal diameter of these two annular protrusions differs 3mm.
Refer to shown in Fig. 1 and Fig. 3, described cylindrical shell 31 interior diameters are 70.5mm ~ 75mm, and described sleeve termination 32 internal diameters are 94mm.
Refer to shown in Fig. 1 and Fig. 3, on described cylindrical shell 31 outer surfaces, be provided with creepage protruding 311, this is creepage protruding 311 is arc arranging around cylindrical shell one end in the form of a ring, described creepage protruding 311 with cylindrical shell 31 be integral type structure, described creepage protruding 311 quantity is at least two, and then forms the creepage structure of insulating sleeve.
Above record, only, for utilizing the embodiment of this origination techniques content, modification, variation that any those skilled in the art use this creation to do, all belong to the scope of the claims that this creation is advocated, and be not limited to those disclosed embodiments.
Claims (10)
1. a pole breaker structure, it is characterized in that: this circuit breaker comprises circuit breaker and three poles, on described each pole, be all arranged with contact arm insulating sleeve, between each pole and contact arm insulating sleeve, be provided with sealed insulation layer, the thickness range of sealing insulating barrier is 1.5 mm ~ 1.8mm.
2. a kind of pole breaker structure according to claim 1, is characterized in that: described sealed insulation layer is to stick on the inwall of contact arm insulating sleeve, and sealing insulating barrier comprises the adhered layer and the insulating barrier that contact with contact arm insulating sleeve.
3. a kind of pole breaker structure according to claim 2, is characterized in that: described adhered layer is layer of silica gel, and insulating barrier is graphite linings.
4. a kind of pole breaker structure according to claim 3, is characterized in that: the thickness of described adhered layer is 0.6 mm ~ 0.8mm.
5. a kind of pole breaker structure according to claim 1, it is characterized in that: the circular cylinder that described contact arm insulating sleeve is formed in one, this sleeve comprises cylindrical shell and sleeve termination, described sleeve termination diameter is greater than barrel diameter and carries out the stepped tube-in-tube structure of moulding, and then obtains the insulating sleeve of T-shaped shape; The tapered cylindrical shell of described cylindrical shell, this barrel jacket is located on pole; Described sealed insulation laminating spreads on the inwall of sleeve termination.
6. a kind of pole breaker structure according to claim 5, is characterized in that: on described cylinder inboard wall, be provided with annular protrusion group, and this annular protrusion group and the described sleeve structure that is formed in one; Described annular protrusion group at least comprises two internal diameters annular protrusion that successively decrease and that be arranged in parallel.
7. a kind of pole breaker structure according to claim 6, is characterized in that: described cylindrical shell interior diameter is 70.5mm ~ 75mm.
8. a kind of pole breaker structure according to claim 6, is characterized in that: described sleeve termination internal diameter is 94mm.
9. a kind of pole breaker structure according to claim 5, it is characterized in that: on described barrel outer surface, be provided with creepage projection, projection that this is creepage is arc and arranges around cylindrical shell one end in the form of a ring, described creepage projection and cylindrical shell are integral type structure, the quantity of described creepage projection is at least two, and then forms the creepage structure of insulating sleeve.
10. a kind of pole breaker structure according to claim 1 or 5, is characterized in that: described contact arm insulating sleeve is soft silicone insulation cover, and it has elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320851273.8U CN203659726U (en) | 2013-12-23 | 2013-12-23 | Solid-sealed polar pole breaker structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320851273.8U CN203659726U (en) | 2013-12-23 | 2013-12-23 | Solid-sealed polar pole breaker structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203659726U true CN203659726U (en) | 2014-06-18 |
Family
ID=50926088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320851273.8U Expired - Fee Related CN203659726U (en) | 2013-12-23 | 2013-12-23 | Solid-sealed polar pole breaker structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203659726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165597A (en) * | 2018-02-13 | 2019-08-23 | 工业连结与解决方案有限责任公司 | Switch equipment unit for electrical power distribution system |
-
2013
- 2013-12-23 CN CN201320851273.8U patent/CN203659726U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165597A (en) * | 2018-02-13 | 2019-08-23 | 工业连结与解决方案有限责任公司 | Switch equipment unit for electrical power distribution system |
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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: 20140618 Termination date: 20141223 |
|
| EXPY | Termination of patent right or utility model |