CN104269794A - All-insulation poured bus - Google Patents
All-insulation poured bus Download PDFInfo
- Publication number
- CN104269794A CN104269794A CN201410463121.XA CN201410463121A CN104269794A CN 104269794 A CN104269794 A CN 104269794A CN 201410463121 A CN201410463121 A CN 201410463121A CN 104269794 A CN104269794 A CN 104269794A
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Abstract
The invention discloses an all-insulation poured bus with an outer protection shell. The bus comprises three-phase bus conductors which are poured to be insulation bus bodies through insulation material, and connecting structures are formed through alternate pouring among the poured three-phase insulation bus bodies through the spaced insulation material. The three-phase insulation bus bodies and the connecting structures together form a bus entirety. Empty grooves are formed among all phases of the insulation bus bodies and between all the phases of insulation bus bodies and the connecting structures. The outer protection shell is arranged outside the bus entirety, heat dissipation net holes are formed in the outer protection shell, and insulation supporting bases are arranged between the bottom of the bus entirety and the outer protection shell. The all-insulation poured bus has the advantages that the medium-voltage poured bus not only meets the insulation performance, but also increases the protection grade which reaches up to IP67 or IP 68; the bus is high in strength and rigidity of the overall structure and can be used under working conditions of bearing large electrical force.
Description
Technical field
The present invention relates to all insulation cast bus of a kind of transmission and distribution electric energy, especially a kind of all insulation cast bus with guard shield, belongs to power transmission and distribution technical field.
Background technology
At present, in thermal power plant, nuclear power station, hydroelectric station, electric substation and industrial and mining enterprises, 10 kV-40.5 kV buses mainly adopt metal-enclosed bus, cable bus and insulating tube type busbar.Metal-enclosed bus due to sealing property relatively poor, easily cause dew condensation phenomenon when service conditions changes, cause system insulation to reduce.Cable bus due to cost high, single ampacity is low, and the cable T joint head reason range of application such as easily to break down is subject to a definite limitation.Insulating tube type busbar is mainly used in transformer substation system, and due to the restriction of insulating barrier cladding process, reliability reduces relatively, touches and easily damage insulating barrier when being knocked.According to current practical application effect, middle pressure bus still needs further raising in electric property, degree of protection, manufacturability etc.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of good insulation preformance, degree of protection all insulation that is high, good manufacturability pours into a mould bus.
In order to solve the problems of the technologies described above, all insulation cast bus of the present invention, comprise three-phase bus conductor, each phase bus-bars conductor pours into isolated bus by insulating material, syndeton is formed by the alternate cast of the insulating material at interval between the three phase isolated bus that cast is formed, three phase isolated bus and syndeton form bus entirety jointly, dead slot is formed between each phase insulated busbar and between each phase insulated busbar and syndeton, bus entirety is outside equipped with protecting sheathing, protecting sheathing has heat radiation mesh, there is between the bottom of bus entirety and protecting sheathing insulating supporting seat.
Between the overall both sides of described bus and protecting sheathing inwall, also there is insulating supporting seat.
Described insulating supporting seat and syndeton one moulding by casting.
Described insulating supporting seat is fixedly connected with syndeton and/or is slidably connected.
The surface of described insulating supporting seat is provided with umbrella group structure.
Described bus-bars conductor adopts copper, aluminium row or copper, aluminum pipe.
The exterior insulation material of described bus-bars conductor is mixed to form by inorganic mineral, epoxy resin and curing agent.
Described protecting sheathing is metal shell.
The invention has the advantages that:
In the present invention, pressure cast bus both met bus insulating property, and turn improve bus degree of protection, degree of protection is up to IP67 or IP68; Bus overall structure form intensity is high, good rigidly, can be used for bearing in larger electric power operating mode.Bus insulation supporting seat solves bus and shell is installed and fixation problem, and umbrella group structure increases bus creepage distance, improves operational reliability in adverse circumstances; Bus perforating metal protection housing secures bus can touch part reliable ground, meets the requirement of bus electromagnetic shielding and heat radiation simultaneously, is specially adapted to the middle pressure cast bus in 10 kV-40.5KV power transmission and distribution fields.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram that the present invention shields all insulation cast bus;
Fig. 2 is the internal structure schematic diagram that the present invention shields all insulation cast bus;
Fig. 3 is the end face structure schematic diagram that the present invention shields all insulation cast bus.
Embodiment
Below in conjunction with the drawings and specific embodiments, shielding all insulation cast bus of the present invention is described in further detail.
As shown in the figure, shielding all insulation of the present invention cast bus, primarily of bus-bars conductor 1, composite insulating material and guard shield 6 three part composition; Bus-bars conductor 1 adopts copper, aluminium to arrange or copper, aluminum pipe; Each phase bus-bars conductor 1 pours into isolated bus 2 by insulating material, and the exterior insulation material of bus-bars conductor 1 is mixed to form by inorganic mineral, epoxy resin and curing agent; That is conductor exterior insulation material adopts the mixing of multiple inorganic mineral, epoxy resin and curing agent integrated poured shaping; Syndeton 3 is formed by the alternate cast of the insulating material at interval between the three phase isolated bus 2 that cast is formed, three phase isolated bus 2 and syndeton 3 form bus entirety 4 jointly, dead slot 5 is formed between each phase insulated busbar 2 and between each phase insulated busbar 2 and syndeton 3, bus entirety 4 is outside equipped with protecting sheathing 6, protecting sheathing 6 is metal shell, protecting sheathing 6 has heat radiation mesh 7, adopt metal protection shell, ensure that bus can touch part reliable ground, metal shell has certain effectiveness simultaneously; Metal shell adopts partly or entirely mesh-structured, and this structure both can meet protection effect, contributes to improving bus heat-sinking capability simultaneously; Between the bottom of bus entirety 4 and protecting sheathing 6, insulating supporting seat 8 is set according to a determining deviation, insulating supporting seat is used for bus and guard shield is installed and fixes, also insulating supporting seat 8 is provided with between overall 4 both sides of bus and protecting sheathing 6 inwall, the surface of insulating supporting seat 8 is provided with umbrella group structure, effective increase bus creepage distance, can meet the requirement of high pollution tier environment; When or restriction lateral displacement comparatively large for vibration, bus is fixed on a supporting steel frame 9 by insulating supporting seat 8.
Said insulating supporting seat 8 both can with syndeton 3 one moulding by casting; Insulating supporting seat 8 also can with the mode being fixedly connected with and/or being slidably connected between syndeton 3.
In manufacturing process, bus-bars conductor 1 is fixed in corresponding mould, and composite insulating material 2 injects mould curing molding by after multiple inorganic mineral and epoxy resin and curing agent according to a certain percentage vacuum mixing and stirring; Alternate fixed insulation material (syndeton) 3 is for fixing and being connected three-phase bus, alternate fixed insulation material 3 can be poured into a mould with bus composite insulating material 2 simultaneously, also can realize by second pouring after composite insulating material 2 casting complete, alternate fixed insulation material 3 spacing causes electric power and vibration characteristics to determine according to bus by short circuit; By above-mentioned structure, known median generatrix conductor of the present invention pours into standard cell at Workplace, and bus unit connects for overall by job site, and between bus standard cell, cast-in-site connects; Connected for overall by insulating material between three-phase bus, improve bus structure intensity, powerful electrodynamic impact when this structure can bear busbar short-circuit, overall structure contributes to bus vibration frequency and avoids power frequency scope simultaneously, reduce bus run in vibration.
Wherein, protecting sheathing comprises top board, base plate and side plate, and preferred top board, base plate have mesh, and side plate is fixed on bus side by insulating supporting seat 8, and top board and base plate are fixed on side plate by forms such as bolt, welding or draw-in grooves; Side plate adopts aluminium sheet bending or aluminium profile, and top board and base plate adopt the aluminium expanded sheets opening mesh, and side plate also can adopt perforate web plate, increase radiating effect in bus running.In actual motion, metal shell reliable ground, ensures bus shell accessible surface zero potential.Metal shell is interconnected, and forms radome, to having electromagnetic shielding protective effect around bus, reducing bus and disturbs surrounding devices and cause steel structure fever phenomenon around.During site operation, first without the lifting of metal shell bus to tram, intersegmental joint will be completed and connects and after cast, side plate be installed, finally top board and top board are fixed on side plate 6, shell reliable ground.
Claims (8)
1. an all insulation cast bus, comprise three-phase bus conductor (1), it is characterized in that: described each phase bus-bars conductor (1) pours into isolated bus (2) by insulating material, syndeton (3) is formed by the alternate cast of the insulating material at interval between the three phase isolated bus (2) that cast is formed, three phase isolated bus (2) and syndeton (3) form bus entirety (4) jointly, dead slot (5) is formed between each phase insulated busbar (2) and between each phase insulated busbar (2) and syndeton (3), described bus entirety (4) is outside equipped with protecting sheathing (6), protecting sheathing (6) has heat radiation mesh (7), between the bottom of bus entirety (4) and protecting sheathing (6), there is insulating supporting seat (8).
2., according to all insulation cast bus according to claim 1, it is characterized in that: between described bus entirety (4) both sides and protecting sheathing (6) inwall, also there is insulating supporting seat (8).
3. according to all insulation cast bus described in claim 1 or 2, it is characterized in that: described insulating supporting seat (8) and syndeton (3) one moulding by casting.
4., according to all insulation cast bus described in claim 1 or 2, it is characterized in that: described insulating supporting seat (8) is fixedly connected with syndeton (3) and/or is slidably connected.
5., according to all insulation cast bus according to claim 1, it is characterized in that: the surface of described insulating supporting seat (8) is provided with umbrella group structure.
6., according to all insulation cast bus according to claim 1, it is characterized in that: described bus-bars conductor (1) adopts copper, aluminium row or copper, aluminum pipe.
7., according to all insulation cast bus according to claim 1, it is characterized in that: the exterior insulation material of described bus-bars conductor (1) is mixed to form by inorganic mineral, epoxy resin and curing agent.
8., according to shielding all insulation cast bus according to claim 1, it is characterized in that: described protecting sheathing (6) is metal shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410463121.XA CN104269794A (en) | 2014-09-12 | 2014-09-12 | All-insulation poured bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410463121.XA CN104269794A (en) | 2014-09-12 | 2014-09-12 | All-insulation poured bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104269794A true CN104269794A (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410463121.XA Pending CN104269794A (en) | 2014-09-12 | 2014-09-12 | All-insulation poured bus |
Country Status (1)
| Country | Link |
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| CN (1) | CN104269794A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105801001A (en) * | 2016-03-01 | 2016-07-27 | 昆山东大智汇技术咨询有限公司 | Mineral casting raw material formula and process for fire-resistant cast bus |
| CN105819870A (en) * | 2016-01-13 | 2016-08-03 | 江苏昊玥电器有限公司 | Totally-enclosed fire-resistant busbar and manufacturing process thereof |
| CN106159849A (en) * | 2016-08-28 | 2016-11-23 | 威腾电气集团股份有限公司 | A kind of bus duct with fire-proofing |
| CN106300187A (en) * | 2016-09-30 | 2017-01-04 | 广州雄兴电气有限公司 | A kind of casting type water proof bus bar slot |
| CN107452439A (en) * | 2017-07-12 | 2017-12-08 | 西安理工大学 | A kind of compound insulation sleeve high voltage bus and its manufacture method |
| CN107681591A (en) * | 2017-09-29 | 2018-02-09 | 上海市政工程设计研究总院（集团）有限公司 | A kind of big current-carrying capacity insulation pouring bus and its heat dissipating method |
| CN107732825A (en) * | 2017-09-29 | 2018-02-23 | 上海市政工程设计研究总院（集团）有限公司 | A kind of big current-carrying capacity of heat-pipe radiator heat dissipation type pours into a mould bus and its heat dissipating method |
| CN107968371A (en) * | 2016-10-19 | 2018-04-27 | 国网辽宁省电力有限公司阜新供电公司 | A kind of fire resistant busbar with heat dissipating ring |
| CN111432592A (en) * | 2020-05-09 | 2020-07-17 | 国网智慧能源交通技术创新中心(苏州)有限公司 | Electrical equipment structure based on additive manufacturing and preparation method thereof |
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| CN202758647U (en) * | 2012-04-13 | 2013-02-27 | 镇江华东电力设备制造厂 | Resin-casted insulating bus |
| CN202839073U (en) * | 2012-06-29 | 2013-03-27 | 江苏巴斯威节能科技有限公司 | 17.5 kilovolt full-casting medium-voltage busbar |
| CN103057022A (en) * | 2012-12-10 | 2013-04-24 | 江苏威腾母线有限公司 | Medium-pressure resin bus end casting die |
| CN103515896A (en) * | 2012-06-20 | 2014-01-15 | 扬州蓝海电气有限公司 | High-voltage common-box bus |
| CN103532063A (en) * | 2012-07-03 | 2014-01-22 | 扬州市通济线缆有限公司 | High-voltage sharing-box bus duct system |
| CN203813374U (en) * | 2014-04-18 | 2014-09-03 | 江苏亿能电气有限公司 | Combined eddy current proof high voltage total box enclosure bus system device |
| CN204190317U (en) * | 2014-09-12 | 2015-03-04 | 中国能源建设集团镇江华东电力设备制造厂 | All insulation cast bus |
-
2014
- 2014-09-12 CN CN201410463121.XA patent/CN104269794A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2442432Y (en) * | 2000-09-20 | 2001-08-08 | 郭道华 | High-voltage common-box bus |
| DE102010052251A1 (en) * | 2010-11-23 | 2012-05-24 | Gerhard Bihler | High voltage transmission lines for transferring power, have semicircular covers strung together as prefabricated concrete elements, where covers are thrown finally into ground for plantation and rest on gravel bed |
| WO2012074303A2 (en) * | 2010-12-02 | 2012-06-07 | Bae Moon-Ja | Dual surface conductor for high voltage and high current, to be used as bus bar or power cable |
| CN202172243U (en) * | 2011-08-11 | 2012-03-21 | 沈文瑛 | 35KV medium voltage full-pouring type bus duct |
| CN202758647U (en) * | 2012-04-13 | 2013-02-27 | 镇江华东电力设备制造厂 | Resin-casted insulating bus |
| CN103515896A (en) * | 2012-06-20 | 2014-01-15 | 扬州蓝海电气有限公司 | High-voltage common-box bus |
| CN202839073U (en) * | 2012-06-29 | 2013-03-27 | 江苏巴斯威节能科技有限公司 | 17.5 kilovolt full-casting medium-voltage busbar |
| CN103532063A (en) * | 2012-07-03 | 2014-01-22 | 扬州市通济线缆有限公司 | High-voltage sharing-box bus duct system |
| CN102790365A (en) * | 2012-07-30 | 2012-11-21 | 江苏巴斯威节能科技有限公司 | Full connection type main conductor full-casting phase isolated bus and forming method thereof |
| CN103057022A (en) * | 2012-12-10 | 2013-04-24 | 江苏威腾母线有限公司 | Medium-pressure resin bus end casting die |
| CN203813374U (en) * | 2014-04-18 | 2014-09-03 | 江苏亿能电气有限公司 | Combined eddy current proof high voltage total box enclosure bus system device |
| CN204190317U (en) * | 2014-09-12 | 2015-03-04 | 中国能源建设集团镇江华东电力设备制造厂 | All insulation cast bus |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819870A (en) * | 2016-01-13 | 2016-08-03 | 江苏昊玥电器有限公司 | Totally-enclosed fire-resistant busbar and manufacturing process thereof |
| CN105801001A (en) * | 2016-03-01 | 2016-07-27 | 昆山东大智汇技术咨询有限公司 | Mineral casting raw material formula and process for fire-resistant cast bus |
| CN106159849A (en) * | 2016-08-28 | 2016-11-23 | 威腾电气集团股份有限公司 | A kind of bus duct with fire-proofing |
| CN106300187A (en) * | 2016-09-30 | 2017-01-04 | 广州雄兴电气有限公司 | A kind of casting type water proof bus bar slot |
| CN107968371A (en) * | 2016-10-19 | 2018-04-27 | 国网辽宁省电力有限公司阜新供电公司 | A kind of fire resistant busbar with heat dissipating ring |
| CN107452439A (en) * | 2017-07-12 | 2017-12-08 | 西安理工大学 | A kind of compound insulation sleeve high voltage bus and its manufacture method |
| CN107681591A (en) * | 2017-09-29 | 2018-02-09 | 上海市政工程设计研究总院（集团）有限公司 | A kind of big current-carrying capacity insulation pouring bus and its heat dissipating method |
| CN107732825A (en) * | 2017-09-29 | 2018-02-23 | 上海市政工程设计研究总院（集团）有限公司 | A kind of big current-carrying capacity of heat-pipe radiator heat dissipation type pours into a mould bus and its heat dissipating method |
| CN111432592A (en) * | 2020-05-09 | 2020-07-17 | 国网智慧能源交通技术创新中心(苏州)有限公司 | Electrical equipment structure based on additive manufacturing and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Seven Austin 212017 Zhenjiang city of Jiangsu province China Runzhou district energy construction group Zhenjiang East China Electric Power Equipment Factory Applicant after: Co., Ltd of Zhenjiang East China Electric Power Equipment Factory Address before: Seven Austin 212017 Zhenjiang city of Jiangsu province China Runzhou district energy construction group Zhenjiang East China Electric Power Equipment Factory Applicant before: China Energy Engineering Group Zhenjiang East China Electric Power Equipment Factory |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: CHINA ENERGY ENGINEERING GROUP ZHENJIANG EAST CHINA ELECTRIC POWER EQUIPMENT FACTORY TO: ZHENJIANG EAST CHINA ELECTRIC POWER EQUIPMENT FACTORY?CO., LTD. |
|
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150107 |
|
| RJ01 | Rejection of invention patent application after publication |