CN204424467U - A kind of composite type wiring pile crown - Google Patents
A kind of composite type wiring pile crown Download PDFInfo
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- CN204424467U CN204424467U CN201420821587.8U CN201420821587U CN204424467U CN 204424467 U CN204424467 U CN 204424467U CN 201420821587 U CN201420821587 U CN 201420821587U CN 204424467 U CN204424467 U CN 204424467U
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- porcelain insulator
- box
- conducting copper
- switch
- pile crown
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Abstract
A kind of composite type wiring pile crown, belongs to for electrical domain.Its porcelain insulator is the upper and lower porcelain insulator that upper and lower split fastens, upper porcelain insulator passes outlet perforate and the lower porcelain insulator grafting being positioned at casing from casing outside, fastening is integrated, on it, lower porcelain insulator is provided with central through hole, a monolithic conductive copper bar is set in central through hole, conducting copper penetrates after rainhat successively through upper, after central through hole on lower porcelain insulator, pass from the central through hole of lower porcelain insulator, the conducting copper forming external cabling terminal welds with rainhat and fixes as one, the conducting copper forming box house binding post is provided with helicitic texture, between the conducting copper and lower porcelain insulator of back panel wiring terminal, locking nut is set, by screwing locking nut, conducting copper drives rainhat to be fixed in outlet perforate by upper and lower porcelain insulator.
Description
Technical field
The utility model belongs to for field of power distribution, particularly relates to a kind of insulation joint pile crown for switch-box.
Background technology
Outdoor low voltage protection switch case is that the outdoor bar of low-voltage distribution electrical network becomes one of visual plant in device; it is arranged between step-down side and low voltage electric network; both can be used as the protective device of the over load of low voltage electric network, again by operating its " point ", " conjunction " realize low voltage electric network input and cut off run.
In the outdoor low voltage protection switch case of current extensive use; its leading-out terminal employing wiring pile crown screws with screw rod and is connected; and insulated by insulator and described low-voltage protective switch box body; in described screw rod and case, the connection of switch needs to carry out switch transition by hood type connecting plate and completes; this hood type connecting plate, as intermediate connecting part, adds the resistance value of whole link circuit.Now, if hood type connecting plate is not firmly connected with screw rod completely, then current delivery can be caused obstructed, and then make circuit overheated, what is more, the phenomenon of circuit scaling loss may be occurred.
The applicant applies for before this, authorized announcement date is on 07. 04th, 2012, a kind of integrated wiring pile crown with insulator is disclosed in the Chinese utility model patent of notification number CN 202308354 U, comprise insulator, described in it, insulator two ends are connected to connecting plate, described interior insulator is provided with metal connection post, and described metal connection post is connected with connecting plate.
Insulator, wiring pile crown and connecting plate can integrate by this integrated wiring pile crown, simplify assembling process, decrease wiring pile crown to be as far as possible connected with the transition between switch, thus save the use of precious metal material, and the contact resistance of wiring pile crown and switch coupling part can be reduced as much as possible, and then improve power supply reliability.Meanwhile, ensure that insulator has high temperature resistant, tensile strength, bending strength, high compactness, the performance such as ageing-resistant.
But find in actual manufacture and use procedure, owing to adopting thermoset forming technique in this technical scheme, manufacturing process is slow, the production cycle of single product is long, and because its insulating material adopts glass steel material, the resistance to ag(e)ing that result in whole product is poor, and actual Acceptable life is shorter.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of composite type wiring pile crown, it adopts composite type porcelain vase assembly to add the structure of integrated guide electric pole, solve original wiring pile crown manufacturing process on the one hand slow, the production cycle of single product is long, the resistance to ag(e)ing of product is poor, the problem that actual Acceptable life is shorter, on the other hand owing to adopting composite type porcelain vase modular construction, ensure that insulator has high temperature resistant, tensile strength, bending strength, high compactness, the performance such as ageing-resistant, improve power supply reliability, be also convenient to batch production.
The technical solution of the utility model is: provide a kind of composite type wiring pile crown, comprise the porcelain insulator being arranged on switch-box casing outlet tapping and the electric conductor running through porcelain insulator, its electric conductor being positioned at described switch-box outlet tapping casing outside forms the external cabling terminal of switch-box, and its electric conductor being positioned at described switch-box outlet tapping box house forms the back panel wiring terminal of switch-box; It is characterized in that:
Described porcelain insulator is the upper and lower porcelain insulator of composite type of upper and lower split type fastening; Described upper porcelain insulator from the outside of described switch-box casing through described switch-box outlet perforate, be positioned at described switch-box casing lower porcelain insulator grafting, fasten and be integrated.
Described upper and lower porcelain insulator is provided with central through hole structure, in described central through hole structure, is provided with an overall conducting copper.
Be positioned at the conducting copper of described switch-box casing outside, after penetrating a rainhat, successively after the central through hole on described upper and lower porcelain insulator, pass from the central through hole described lower porcelain insulator, form the back panel wiring terminal of described switch-box box house.
Form the conducting copper of described external cabling terminal, weld with described rainhat and fix as one.
The conducting copper forming described switch-box box house binding post is provided with helicitic texture.
Between the conducting copper and described lower porcelain insulator of described back panel wiring terminal, a locking nut is set; By screwing described locking nut, the upper and lower porcelain insulator between locking nut and rainhat, to switch-box moiety, is closely fixed in the outlet perforate on described switch-box wallboard by the rainhat described in described conducting copper drives.
Further, between described upper porcelain insulator and described switch-box wallboard, be provided with rubber ring, described rubber ring plays waterproof and pooling feature.
Further, on the conducting copper between described locking nut and lower porcelain insulator, run through and be provided with an insulating pad, the effect played buffering and prevent locking nut from wearing and tearing to lower porcelain insulator or injuring.
Concrete, described lower porcelain insulator plays support and insulation function; Described upper porcelain insulator plays support and snapping function.
Concrete, the centre of described rainhat offer match with described conducting copper profile run through perforate.
Concrete, on the conducting copper the running through of described rainhat being sleeved on described external cabling terminal after perforate is turned up.
Further.Conducting copper between described formation external cabling terminal end and back panel wiring terminal end, 90-degree rotation is arranged.
Combined insulating wiring pile crown described in the technical program, the conducting copper described in it is integrated, and directly arranges through described upper and lower porcelain insulator.
Compared with the prior art, the utility model has the advantages that:
1. adopt the structure that conducting copper and porcelain insulator combine, structure of copper bar directly passes insulator, so can save transition components and parts;
2. adopt composite type porcelain vase modular construction, ensure that insulation joint pile crown has high temperature resistant, tensile strength, bending strength, high compactness, the performance such as ageing-resistant, improve power supply reliability, be also convenient to batch production;
3. adopt composite type porcelain vase assembly to add the structure of integrated guide electric pole, the low-voltage protective switch case of different size only need change the porcelain vase assembly of corresponding size, and versatility is good, is convenient to promote.
Accompanying drawing explanation
Fig. 1 is product structure schematic diagram of the present utility model;
Fig. 2 is the plan structure schematic diagram of rainhat.
In figure, 1 is switch-box casing, and 2 is outlet perforate, and 3 is external cabling terminal, 4 is back panel wiring terminal, and 5 is upper porcelain insulator, and 6 is lower porcelain insulator, the central through hole that the central through hole that 7-1 is upper porcelain insulator, 7-2 are lower porcelain insulator, 8 is conducting copper, and 9 is rainhat, 10 is locking nut, 10-1 is helicitic texture, and 11 is rubber ring, and 12 is insulating pad, 13 for running through perforate, and 14 for running through perforate flanging.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
In Fig. 1, the technical solution of the utility model provides a kind of composite type wiring pile crown, comprise the porcelain insulator being arranged on switch-box casing 1 outlet perforate 2 place and the electric conductor running through porcelain insulator, its electric conductor being positioned at described switch-box outlet tapping casing outside forms the external cabling terminal 3 of switch-box, and its electric conductor being positioned at described switch-box outlet tapping box house forms the back panel wiring terminal 4 of switch-box; Its inventive point is:
Porcelain insulator 5 and lower porcelain insulator 6 on the composite type that described porcelain insulator comprises upper and lower split type fastening;
Described upper porcelain insulator from the outside of described switch-box casing through described switch-box outlet perforate, be positioned at described switch-box casing lower porcelain insulator grafting, fasten and be integrated;
Described upper and lower porcelain insulator is provided with central through hole structure 7-1 and 7-2, in described central through hole structure, is provided with an overall conducting copper 8;
Be positioned at the conducting copper of described switch-box casing outside, after penetrating a rainhat 9, successively after central through hole 7-1,7-2 on described upper and lower porcelain insulator, pass from the central through hole described lower porcelain insulator, form the back panel wiring terminal of described switch-box box house;
Form the conducting copper of described external cabling terminal, weld with described rainhat and fix as one;
The conducting copper forming described switch-box box house binding post is provided with helicitic texture 10-1.
Between the conducting copper and described lower porcelain insulator of described back panel wiring terminal, a locking nut 10 is set;
By screwing described locking nut, the upper and lower porcelain insulator between locking nut and rainhat, to switch-box moiety, is closely fixed in the outlet perforate on described switch-box wallboard by the rainhat described in described conducting copper drives.
Further, between described upper porcelain insulator and described switch-box wallboard, be provided with rubber ring 11, described rubber ring plays waterproof and pooling feature.
On conducting copper between described locking nut and lower porcelain insulator, run through and be provided with an insulating pad 12, the effect played buffering and prevent locking nut from wearing and tearing to lower porcelain insulator or injuring.
Conducting copper between described formation external cabling terminal end and back panel wiring terminal end, 90-degree rotation is arranged.
In Fig. 2, the centre of described rainhat 9 offer match with described conducting copper profile run through perforate 13, described rainhat run through perforate turn up after (representing with flanging 14 in figure) be sleeved on the conducting copper of described external cabling terminal.
Form the conducting copper of described external cabling terminal, weld with described rainhat and fix as one.
By screwing described locking nut, the upper and lower porcelain insulator between locking nut and rainhat, to switch-box moiety, is closely fixed in the outlet perforate on described switch-box wallboard by the rainhat described in described conducting copper drives.
Combined insulating wiring pile crown described in the technical program, adopt the split-type structural that conducting copper and porcelain insulator combine, described conducting copper is integrated, directly arrange through described upper and lower porcelain insulator, transition can be saved and connect components and parts, simplify manufacturing process, reduce and manufacture and purchase cost.
Combined insulating wiring pile crown described in the technical program; adopt the upper and lower porcelain vase modular construction of split type formula; ensure that high temperature resistant, tensile strength, bending strength, high compactness, the ageing-resistant performance of insulation joint pile crown; improve power supply reliability, be also convenient to the assembling of mass production and described protection switch case.
The utility model adopts composite type porcelain vase assembly to add the structure of integrated guide electric pole, solve original wiring pile crown manufacturing process on the one hand slow, the production cycle of single product is long, the resistance to ag(e)ing of product is poor, the problem that actual Acceptable life is shorter, on the other hand owing to adopting composite type porcelain vase modular construction, ensure that insulator has high temperature resistant, tensile strength, bending strength, high compactness, the performance such as ageing-resistant, improve power supply reliability, be also convenient to batch production.
The utility model can be widely used in the Design and manufacture field of distribution low-voltage protection switch case insulation joint pile crown.
Claims (8)
1. a composite type wiring pile crown, comprise the porcelain insulator being arranged on switch-box casing outlet tapping and the electric conductor running through porcelain insulator, its electric conductor being positioned at described switch-box outlet tapping casing outside forms the external cabling terminal of switch-box, and its electric conductor being positioned at described switch-box outlet tapping box house forms the back panel wiring terminal of switch-box; It is characterized in that:
Described porcelain insulator is the upper and lower porcelain insulator of composite type of upper and lower split type fastening;
Described upper porcelain insulator from the outside of described switch-box casing through described switch-box outlet perforate, be positioned at described switch-box casing lower porcelain insulator grafting, fasten and be integrated;
Described upper and lower porcelain insulator is provided with central through hole structure, in described central through hole structure, is provided with an overall conducting copper;
Be positioned at the conducting copper of described switch-box casing outside, after penetrating a rainhat, successively after the central through hole on described upper and lower porcelain insulator, pass from the central through hole described lower porcelain insulator, form the back panel wiring terminal of described switch-box box house;
Form the conducting copper of described external cabling terminal, weld with described rainhat and fix as one;
The conducting copper forming described switch-box box house binding post is provided with helicitic texture;
Between the conducting copper and described lower porcelain insulator of described back panel wiring terminal, a locking nut is set;
By screwing described locking nut, the upper and lower porcelain insulator between locking nut and rainhat, to switch-box moiety, is closely fixed in the outlet perforate on described switch-box wallboard by the rainhat described in described conducting copper drives.
2., according to composite type wiring pile crown according to claim 1, it is characterized in that, between described upper porcelain insulator and described switch-box wallboard, be provided with rubber ring, described rubber ring plays waterproof and pooling feature.
3. according to composite type wiring pile crown according to claim 1, it is characterized in that on the conducting copper between described locking nut and lower porcelain insulator, run through and be provided with an insulating pad, the effect played buffering and prevent locking nut from wearing and tearing to lower porcelain insulator or injuring.
4., according to composite type wiring pile crown according to claim 1, it is characterized in that described lower porcelain insulator plays support and insulation function; Described upper porcelain insulator plays support and snapping function.
5. according to composite type wiring pile crown according to claim 1, it is characterized in that the centre of described rainhat offer match with described conducting copper profile run through perforate.
6. according to composite type wiring pile crown according to claim 5, it is characterized in that described rainhat run through be sleeved on described external cabling terminal after perforate is turned up conducting copper on.
7. according to composite type wiring pile crown according to claim 1, it is characterized in that the conducting copper between described formation external cabling terminal end and back panel wiring terminal end, 90-degree rotation is arranged.
8. according to composite type wiring pile crown according to claim 1, it is characterized in that described Combined insulating wiring pile crown, described conducting copper is integrated, and directly arranges through described upper and lower porcelain insulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420821587.8U CN204424467U (en) | 2014-12-18 | 2014-12-18 | A kind of composite type wiring pile crown |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420821587.8U CN204424467U (en) | 2014-12-18 | 2014-12-18 | A kind of composite type wiring pile crown |
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| Publication Number | Publication Date |
|---|---|
| CN204424467U true CN204424467U (en) | 2015-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420821587.8U Active CN204424467U (en) | 2014-12-18 | 2014-12-18 | A kind of composite type wiring pile crown |
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| CN (1) | CN204424467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733874A (en) * | 2014-12-18 | 2015-06-24 | 国网上海市电力公司 | Combined type insulation wiring pile head used for distribution transformer low voltage protection switch box |
-
2014
- 2014-12-18 CN CN201420821587.8U patent/CN204424467U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733874A (en) * | 2014-12-18 | 2015-06-24 | 国网上海市电力公司 | Combined type insulation wiring pile head used for distribution transformer low voltage protection switch box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200122, 1122 deep road, Pudong New Area, Shanghai Patentee after: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Patentee after: Shanghai Dianwu Asset Management Co.,Ltd. Address before: 200122, 1122 deep road, Pudong New Area, Shanghai Patentee before: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Patentee before: SHANGHAI ELECTRIC POWER EQUIPMENT COLLECTIVE ASSETS MANAGEMENT Co.,Ltd. Address after: 200122, 1122 deep road, Pudong New Area, Shanghai Patentee after: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Patentee after: SHANGHAI ZHUORUN ASSET MANAGEMENT Co.,Ltd. Address before: 200122, 1122 deep road, Pudong New Area, Shanghai Patentee before: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Patentee before: Shanghai Dianwu Asset Management Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210519 Address after: 1122 Yuanshen Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200122 Patentee after: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Patentee after: SHANGHAI HENGNENGTAI ENTERPRISE MANAGEMENT Co.,Ltd. Address before: 200122, 1122 deep road, Pudong New Area, Shanghai Patentee before: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Patentee before: SHANGHAI ZHUORUN ASSET MANAGEMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |