CN201717546U - Bus connecting device - Google Patents
Bus connecting device Download PDFInfo
- Publication number
- CN201717546U CN201717546U CN2010201875417U CN201020187541U CN201717546U CN 201717546 U CN201717546 U CN 201717546U CN 2010201875417 U CN2010201875417 U CN 2010201875417U CN 201020187541 U CN201020187541 U CN 201020187541U CN 201717546 U CN201717546 U CN 201717546U
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- CN
- China
- Prior art keywords
- flange
- integral
- hole
- type
- cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/005—Electrical connection between switchgear cells
Abstract
The utility model relates to a bus connecting device, comprising a middle insulating sleeve, two flange components and two cabinet insulating seats, wherein the two ends of the middle insulating sleeve are inserted in two cabinet insulating seats respectively; each flange component comprises a second whole flange and two half flanges that are symmetrically spliced to form a first whole flange; the first whole flange and the second whole flange are sheathed on the middle insulating sleeve and can be relatively positioned and embedded in radial direction; and furthermore, two ends of the middle insulating sleeve is positioned in the two cabinet insulating seats and fixed on the two cabinet insulating seat by the two flange components respectively. When being used for cabinet connection, the bus connecting device can be operated conveniently, is convenient for the construction in narrow spaces and can be positioned reliably.
Description
Technical field
The utility model relates to bus connecting device, especially relates to the bus connecting device of a kind of 10-35kV and cabinet.
Background technology
Along with the development of power technology, the installation requirement of power equipment is more and more higher, and is also higher for the requirement of the aspects such as cooperation requirement, operation possibility and standardization of the interconnection technique of generalized information system (Cubicle Gas-Insulated Switchgear) and electric property.
Bus connecting device is the device that the galvanic circle of two cabinets is connected.Existing bus connecting device adopts dual mode to realize that the also cabinet of two cabinets connects usually, the one, by connector (as bolt and nut combinations) with the direct crimping of the side plate of two cabinets, make bus connecting device and two cabinet relative fixed, yet, this method is subject to the cabinet accuracy of manufacture and the operator connects experience, make bus connecting device can not realize reliable location, thereby the reliability that is electrically connected between two cabinets is reduced; Another mode is that the side plate at two cabinets uses connector to connect separately, this kind mode is because structural limitations, generally the side plate at each cabinet carries out crimping by split type flange (promptly piecing together two halfbody flanges of a flange) and this side plate, thereby make the side plate of this bus connecting device and each cabinet fixing respectively, yet, this kind method is subject to the crawl space between two cabinets, constructional difficulties, simultaneously, the crimping plane of these two halfbody flanges is stressed respectively when crimping, discontinuity when being the crimping plane crimping of each halfbody flange, make the deformation of bus connecting device irregular, thereby cause the performance that is electrically connected between two cabinets to be affected.
The utility model content
The technical problem that the utility model mainly solves is, at the prior art above shortcomings, provides a kind of and is convenient in the crawl space construction and locatees reliable bus connecting device.
The technical scheme that its technical problem that solves the utility model adopts provides a kind of bus connecting device, comprise intermediate insulation sleeve pipe, two flange assemblies and two cabinet insulating bases, wherein, the two ends of this intermediate insulation sleeve pipe are inserted in respectively in these two cabinet insulating bases, each flange assembly comprises two symmetrically and piece together the halfbody flange and second integral (type) flange of first integral (type) flange, and this first integral (type) flange and this second integral (type) flange are set in all that also radially relative positioning ground is chimeric on this intermediate insulation sleeve pipe; This two flange assembly is positioned the two ends of this intermediate insulation sleeve pipe to be fixed on this two cabinets insulating base in these two cabinet insulating bases respectively.
This first integral (type) flange comprises first round plate, by axially extended second round plate of first round plate, one end face inner ring and connect first round plate and the central through hole of second round plate, this central through hole aperture is consistent with the external diameter of this intermediate insulation sleeve pipe, axially offer the ladder hole of chimeric this first integral (type) flange on this second integral (type) flange, this ladder hole comprises first embeded slot and second embedded hole of coaxial setting, this first round plate is embedded in this first embeded slot, and this second round plate is embedded in this second embedded hole.
This bus connecting device also comprises a plurality of connecting bolts, offer a plurality of first connecting holes that are uniformly distributed in the same circumference of this end face on the first round plate end face of this first integral (type) flange, this second integral (type) flange is positioned at and offers on the bottom surface that this first embeded slot transits to this second embedded hole and this first connecting hole second connecting hole one to one, the cabinet insulating base of this first integral (type) flange correspondence offers a plurality of corresponding one by one with this first connecting hole and be provided with the installing hole of embedded nut on the end face of fixing this first integral (type) flange, is provided with in this installing hole to be used for and to pass the second corresponding connecting hole, the perforate that corresponding desire connects the side plate of cabinet enters the embedded nut that this connecting bolt of this installing hole is spirally connected.
This cabinet insulating base offers the sealing cannelure that holds sealing ring that is positioned at these a plurality of installing hole peripheries on the end face of fixing this first integral (type) flange.
Offer a plurality of first receiving openings that are uniformly distributed in the same circumference of this end face on the first round plate end face of this first integral (type) flange, this second integral (type) flange offers on the bottom surface that this first embeded slot transits to this second embedded hole and this first receiving opening second receiving opening one to one being positioned at, and cooperates to connect a plurality of positioning convex column that the side plate lateral surface of cabinet is convexly equipped with corresponding desire.
This cabinet insulating base is horn-like, be provided with the big inboard little round table-like hole of keeping out, the outside in its bigger openend, this intermediate insulation sleeve pipe comprises the round table-like head that little inboard, the outside that is positioned at two ends is big, this two head part is not embedded in keeping out in the hole in should the cabinet insulating base, and this two flange assembly is resisted against respectively on the bottom end face of corresponding head of this intermediate insulation sleeve pipe.
This intermediate insulation sleeve pipe also comprises the intervalve portion between this two head, and these two flange assemblies are set in the two ends of this intervalve portion respectively, and are resisted against respectively on the bottom end face of corresponding head.
This bus connecting device also comprises two electrical contacts, and each electrical contact is embedded in the less openend of its corresponding cabinet insulating base admittedly, is provided with a groove in order to ccontaining bus end in each electrical contact, is equiped with three spring touch fingers in each groove respectively.
This cabinet insulating base outer surface is the skirt umbrella shape.
This coning angle of keeping out the hole is 45 °～75 °.
First integral (type) flange and the chimeric integral body that forms of this second integral (type) flange that the utility model will be pieced together by two halfbody flanges, this is simple in structure, when connecting, two cabinets and cabinet need not respectively two halfbody flanges of its correspondence to be installed on the side plate of cabinet of this side correspondence in each cabinet side, be convenient in crawl space construction and location reliable, and the side plate of flange assembly and cabinet and intermediate insulation sleeve pipe contact-making surface are bigger, only can realize whole stressed with less connecting bolt, reach and press when connecting each crimping face stressed evenly, bus connecting device deformation is also more even, it is evenly complete to guarantee that bus connecting device cooperates with cabinet, to guarantee the requirement of product electric property.
Description of drawings
Fig. 1 is the generalized section that the preferred embodiment of the utility model bus connecting device connects two cabinets.
Fig. 2 is the perspective exploded view of the flange assembly among Fig. 1.
Fig. 3 is the perspective exploded view at another visual angle of flange assembly among Fig. 2.
Fig. 4 is the solid combination schematic diagram of the flange assembly among Fig. 2.
Fig. 5 to Fig. 7 is followed successively by a flange assembly of the utility model bus connecting device and the assembling process schematic diagram of intermediate insulation sleeve pipe.
Embodiment
Below in conjunction with drawings and the specific embodiments bus connecting device of the present utility model is described in further detail.
As shown in Figure 1, generalized section for the preferred embodiment of the utility model bus connecting device, this bus connecting device 1 is used to realize two cabinets 2 and cabinet connects, and this bus connecting device 1 comprises two cabinet insulating bases 10, two electrical contacts 20, intermediate insulation sleeve pipe 30, two flange assemblies 40 and three connecting bolts 60.
Wherein, cabinet insulating base 10 is bigger horn-like of conicity, and its outer surface is the skirt umbrella shape.The bigger openend of this cabinet insulating base 10 is provided with the big inboard little round table-like hole 12 of keeping out, the outside towards the side plate 202 of cabinet 2 in this end.Cabinet insulating base 10 on the end face of the side plate 202 of cabinet 2, offer three installing holes 14 that are uniformly distributed in same circumference (certainly, the quantity of installing hole 14 also can be two or greater than three), be provided with embedded nut 16 in the installing hole 14.Cabinet insulating base 10 is offering the sealing cannelure 15 that holds sealing ring (scheming not show) that is positioned at these a plurality of installing hole 14 peripheries on the end face of its corresponding side plate 202.Two cabinet insulating bases 10 are installed in respectively in the side plate 202 of its corresponding cabinet 2, and each cabinet insulating base 10 is away from being embedded with an above-mentioned electrical contact 20 in the openend of side plate 202 admittedly.
Be provided with a groove 22 in each electrical contact 20, three spring touch fingers 50 are installed in the groove 22.Bus 3 two ends that bus connecting device 1 is connected are plugged in respectively in three spring touch fingers 50 in the groove 22 of corresponding electrical contact 20, and conflict with these three spring touch finger 50 elasticity, each end that is bus 3 all is to utilize power that spring touch finger 50 distortion of this corresponding end produces to form reliably between the spring touch finger 50 of the electrical contact 20 of corresponding end, corresponding end and bus 3 to be electrically connected, thereby the galvanic circle of two cabinets 2 is connected.In addition, under bus 3 situation identical with the electric interface of spring touch finger 50, spring touch finger 50 quantity are many more, and the diameter of its corresponding bus lines 3 and electrical contact 20 can be provided with more little.
See also Fig. 1 and shown in Figure 6, intermediate insulation sleeve pipe 30 is plugged between two cabinet insulating bases 10 and the bus 3, this intermediate insulation sleeve pipe 30 is the little quill shaft shape in big centre, two, promptly comprise round table-like head big 32 and the intervalve portion 34 between two heads 32 in little inboard, the outside at two ends, in the cabinet insulating base 10 of each head 32 and its place side to keep out hole 12 corresponding, and be entrenched in this and keep out in the hole 12, and the top butt of each head 32 is to corresponding electrical contact 20.
See also Fig. 2, Fig. 4 and shown in Figure 6, flange assembly 40 comprise two symmetrically and capable assembling form halfbody flange 43 and one second integral (type) flange 44 of first integral (type) flange 42 (seeing also Fig. 6), wherein, two halfbody flanges 43 are split to form by first integral (type) flange 42.First integral (type) flange 42 is flat circular, which is provided with a step.This first integral (type) flange 42 comprises first round plate 422, by axially extended second round plate 424 of first round plate, 422 1 end face inner rings and connect the central through hole 426 of first round plate 422 and second round plate 424.Offer on first round plate, 422 end faces three be uniformly distributed in the same circumference of this end face first connecting hole 428 and a plurality of first receiving opening 429 that is uniformly distributed in the same circumference of this end face, three installing holes 14 that are provided with on these three first connecting holes 428 and the cabinet insulating base 10 are corresponding one by one, in addition, in conjunction with shown in Figure 1, also offer three and this first connecting hole 428 perforate one to one 206 on the side plate 202 of cabinet 2, and side plate 202 lateral surfaces of this cabinet 2 convex with a plurality of and this first receiving opening 429, and positioning convex column 204 is (wherein one to one, this positioning convex column 204 can be the side plate 202 of fixing cabinet 2 and the head of screw of the screw of bus insulation seat 10, or only is the projection that is convexly set in side plate 202 lateral surfaces).Central through hole 426 apertures are consistent with the external diameter of intermediate insulation sleeve pipe 30.
See also Fig. 2, Fig. 3 and shown in Figure 6, second integral (type) flange 44 is for axially offering the flat annulus of ladder hole 442, this ladder hole 442 be able to be embedded in it for first integral (type) flange 42 fully, this ladder hole 442 comprises first embeded slot 4421 and second embedded hole 4422 of coaxial setting, these first embeded slot, 4421 chimeric first round plates 422, these second embedded hole, 4422 chimeric second round plates 424.Second integral (type) flange 44 be positioned at also offer on the bottom surface 4423 that first embeded slot 4421 transits to second embedded hole 4,422 three be uniformly distributed in these bottom surface 4423 same circumference second connecting hole 446 and a plurality of be uniformly distributed in these bottom surface 4423 same circumference second receiving opening 448, these three second connecting holes 446 are corresponding one by one with three first connecting holes 428 on first integral (type) flange 42, and these a plurality of second receiving openings 448 are corresponding one by one with a plurality of first receiving openings 429 on first integral (type) flange 42.
When two cabinets 2 and cabinet connection, at first one of them flange assembly 40 is set in an end of the intervalve portion 34 of intermediate insulation sleeve pipe 30, extremely shown in Figure 7 as Fig. 5, at first two halfbody flange 43 split hubs are located at intervalve portion 34 1 ends of intermediate insulation sleeve pipe 30 and are resisted against on the bottom end face of head 32 of this end correspondence, then second integral (type) flange 44 is inserted in the intermediate insulation sleeve pipe 30, and first integral (type) flange 42 that two halfbody flange 43 amalgamations are formed is entrenched togather mutually with this second integral (type) flange 44, at this moment, second integral (type) flange 44 and first integral (type) flange 42 can be at relative positionings radially, meanwhile, make second connecting hole 446 aim at first connecting hole 428 of first integral (type) flange 42, and second receiving opening 448 aim at first integral (type) flange 42 first receiving opening 429, be about to two halfbody flanges 43 this moment and second integral (type) flange 44 has been formed an integral body.
After above-mentioned flange assembly 40 is loaded on the intermediate insulation sleeve pipe 30, intermediate insulation sleeve pipe 30 is placed on bus 3 outer surfaces, bus 3 one ends insert in three spring touch fingers 50 in the electrical contact 20 in the cabinet 2 wherein, again intermediate insulation sleeve pipe 30 1 ends are inserted between bus 3 and the cabinet insulating base 10, at this moment, with a plurality of first receiving openings 429 and a plurality of second receiving openings 448 positioning convex column 204 that the whole through hole that forms aims at side plate 202 lateral surfaces of cabinet 2 one by one that communicates one by one, a plurality of positioning convex column 204 are held one by one be positioned in these a plurality of whole through holes, so that these flange assembly 40 location; The end face of this flange assembly 40 simultaneously with corresponding head 32 bottom end faces of the side plate 202 of this cabinet 2 and intermediate insulation sleeve pipe 30 against.Then three connecting bolts 60 are passed successively on second integral (type) flange 44 installing hole corresponding on perforate 206 corresponding on the side plate 202 of first corresponding on the second corresponding connecting hole 446, first integral (type) flange 42 connecting hole 428, this cabinet 2 and this cabinet insulating base 10 14 backs and be spirally connected, thereby side plate 202, flange assembly 40 (comprising first integral (type) flange 42 and second integral (type) flange 44) and this intermediate insulation sleeve pipe 30 of this cabinet insulating base 10, cabinet 2 are fixedlyed connected with corresponding embedded nut 16.
In like manner, another flange assembly 40 is set in the other end of the intervalve portion 34 of intermediate insulation sleeve pipe 30, and it is fixedlyed connected with the side plate 202 and the intermediate insulation sleeve pipe 30 of another cabinet 2.
First integral (type) flange 42 and second integral (type) flange, the 44 chimeric integral body that form that the utility model will be pieced together by two halfbody flanges 43, it is simple in structure, when connecting, two cabinets 2 and cabinet need not two halfbody flanges 43 of its correspondence to be installed in respectively on the side plate 202 of cabinet 2 of this side correspondence in each cabinet 2 sides, be convenient in crawl space, construct and locate reliable, and flange assembly 40 is bigger with the side plate 202 and intermediate insulation sleeve pipe 30 contact-making surfaces of cabinet 2, only can realize whole stressed with less (three) connecting bolt 60, reach and press when connecting each crimping face stressed evenly, bus connecting device 1 deformation is also more even, it is evenly complete to guarantee that bus connecting device 1 cooperates with cabinet 2, to guarantee the requirement of product electric property.Certainly, above-mentioned bus connecting device 1 also can not adopt connecting bolt 60 fixing with the side plate 202 of cabinet 2, also can adopt other connector (as screw) fixing.In addition, the quantity that is positioned at connecting bolt 60, first connecting hole 428, second connecting hole 446, perforate 206 and the installing hole 14 of each cabinet 2 side also can be two or greater than three.
In addition, the truncated cone-shaped of cabinet insulating base 10 of the present utility model is kept out the bigger coning angle a of hole 12 preferred employings, this coning angle a preferable range is 45 °～75 °, better coning angle scope is 45 °～60 °, in this preferred embodiment, this coning angle a is 56 °, and in other preferred embodiment, and this coning angle of keeping out hole 12 can be 45 °, 60 °, 70 ° or 75 ° or the like.Keeping out hole 12 only need lean on both radial compactions when cooperating intermediate insulation sleeve pipe 30 of the big coning angle of this kind can guarantee insulating requirements, also can make annex (as the flange assembly 40) quality of fit of bus connecting device 1 require to reduce.Certainly, the coning angle of keeping out hole 12 also is not limited to above-mentioned scope.
The above only is preferred embodiment of the present utility model; be not in order to limit practical range of the present utility model; therefore all other do not break away from the equivalence of being finished under the spirit that the utility model discloses and changes or modify, and all should be included in the protection range of the present utility model.
Claims (10)
1. bus connecting device, comprise intermediate insulation sleeve pipe, two flange assemblies and two cabinet insulating bases, wherein, the two ends of this intermediate insulation sleeve pipe are inserted in respectively in these two cabinet insulating bases, it is characterized in that: each flange assembly comprises two symmetrically and piece together the halfbody flange and second integral (type) flange of first integral (type) flange, and this first integral (type) flange and this second integral (type) flange are set in all that also radially relative positioning ground is chimeric on this intermediate insulation sleeve pipe; This two flange assembly is positioned the two ends of this intermediate insulation sleeve pipe to be fixed on this two cabinets insulating base in these two cabinet insulating bases respectively.
2. bus connecting device as claimed in claim 1, it is characterized in that: this first integral (type) flange comprises first round plate, by axially extended second round plate of first round plate, one end face inner ring and connect first round plate and the central through hole of second round plate, this central through hole aperture is consistent with the external diameter of this intermediate insulation sleeve pipe, axially offer the ladder hole of chimeric this first integral (type) flange on this second integral (type) flange, this ladder hole comprises first embeded slot and second embedded hole of coaxial setting, this first round plate is embedded in this first embeded slot, and this second round plate is embedded in this second embedded hole.
3. bus connecting device as claimed in claim 2, it is characterized in that: also comprise a plurality of connecting bolts, offer a plurality of first connecting holes that are uniformly distributed in the same circumference of this end face on the first round plate end face of this first integral (type) flange, this second integral (type) flange is positioned at and offers on the bottom surface that this first embeded slot transits to this second embedded hole and this first connecting hole second connecting hole one to one, the cabinet insulating base of this first integral (type) flange correspondence offers a plurality of and this first connecting hole installing hole one to one on the end face of fixing this first integral (type) flange, be provided with in this installing hole to be used for and to pass the second corresponding connecting hole, the perforate that corresponding desire connects the side plate of cabinet enters the embedded nut that this connecting bolt of this installing hole is spirally connected.
4. bus connecting device as claimed in claim 3 is characterized in that: this cabinet insulating base offers the sealing cannelure that holds sealing ring that is positioned at these a plurality of installing hole peripheries on the end face of fixing this first integral (type) flange.
5. bus connecting device as claimed in claim 2, it is characterized in that: offer a plurality of first receiving openings that are uniformly distributed in the same circumference of this end face on the first round plate end face of this first integral (type) flange, this second integral (type) flange offers on the bottom surface that this first embeded slot transits to this second embedded hole and this first receiving opening second receiving opening one to one being positioned at, and cooperates to connect a plurality of positioning convex column that the side plate lateral surface of cabinet is convexly equipped with corresponding desire.
6. as arbitrary described bus connecting device among the claim 1-5, it is characterized in that: this cabinet insulating base is horn-like, be provided with the big inboard little round table-like hole of keeping out, the outside in its bigger openend, this intermediate insulation sleeve pipe comprises the round table-like head that little inboard, the outside that is positioned at two ends is big, this two head part is not embedded in keeping out in the hole in should the cabinet insulating base, and this two flange assembly is resisted against respectively on the bottom end face of corresponding head of this intermediate insulation sleeve pipe.
7. bus connecting device as claimed in claim 6, it is characterized in that: this intermediate insulation sleeve pipe also comprises the intervalve portion between this two head, these two flange assemblies are set in the two ends of this intervalve portion respectively, and are resisted against respectively on the bottom end face of corresponding head.
8. bus connecting device as claimed in claim 6, it is characterized in that: also comprise two electrical contacts, each electrical contact is embedded in the less openend of its corresponding cabinet insulating base admittedly, be provided with a groove in order to ccontaining bus end in each electrical contact, be equiped with three spring touch fingers in each groove respectively.
9. bus connecting device as claimed in claim 6 is characterized in that: this cabinet insulating base outer surface is the skirt umbrella shape.
10. bus connecting device as claimed in claim 6 is characterized in that: this coning angle of keeping out the hole is 45 °～75 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201875417U CN201717546U (en) | 2010-05-11 | 2010-05-11 | Bus connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201875417U CN201717546U (en) | 2010-05-11 | 2010-05-11 | Bus connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201717546U true CN201717546U (en) | 2011-01-19 |
Family
ID=43463552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201875417U Expired - Lifetime CN201717546U (en) | 2010-05-11 | 2010-05-11 | Bus connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201717546U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102723672A (en) * | 2012-06-06 | 2012-10-10 | 平高集团有限公司 | Three-station switch cabinet and bus connecting structure thereof |
| CN106655034A (en) * | 2016-10-20 | 2017-05-10 | 秦皇岛润昌科技开发有限公司 | Gas insulated substation (GIS) bus mounting equipment for power high-voltage distribution device |
| CN108599064A (en) * | 2018-05-21 | 2018-09-28 | 深圳市沃尔核材股份有限公司 | The connection method and connection structure of a kind of wind tower with two tube type bus |
| CN112448182A (en) * | 2019-09-03 | 2021-03-05 | 中国石油天然气股份有限公司 | Flange electrostatic bridging device |
| CN113169530A (en) * | 2018-12-06 | 2021-07-23 | 三菱电机株式会社 | Bus bar connection device, switch cabinet and connection method of bus bar connection device |
| CN114300999A (en) * | 2021-12-28 | 2022-04-08 | 江苏凯顺电气有限公司 | Medium-voltage full-sealed dry air insulation ring main unit |
-
2010
- 2010-05-11 CN CN2010201875417U patent/CN201717546U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102723672A (en) * | 2012-06-06 | 2012-10-10 | 平高集团有限公司 | Three-station switch cabinet and bus connecting structure thereof |
| CN102723672B (en) * | 2012-06-06 | 2014-12-10 | 国家电网公司 | Three-station switch cabinet and bus connecting structure thereof |
| CN106655034A (en) * | 2016-10-20 | 2017-05-10 | 秦皇岛润昌科技开发有限公司 | Gas insulated substation (GIS) bus mounting equipment for power high-voltage distribution device |
| CN106655034B (en) * | 2016-10-20 | 2018-06-05 | 西安电力高等专科学校 | Power high voltage power distribution equipment gas insulated transformer substation GIS busbares install equipment |
| CN108599064A (en) * | 2018-05-21 | 2018-09-28 | 深圳市沃尔核材股份有限公司 | The connection method and connection structure of a kind of wind tower with two tube type bus |
| CN108599064B (en) * | 2018-05-21 | 2024-01-09 | 深圳市沃尔核材股份有限公司 | Connection method and connection structure of two tubular buses for wind power tower |
| CN113169530A (en) * | 2018-12-06 | 2021-07-23 | 三菱电机株式会社 | Bus bar connection device, switch cabinet and connection method of bus bar connection device |
| CN112448182A (en) * | 2019-09-03 | 2021-03-05 | 中国石油天然气股份有限公司 | Flange electrostatic bridging device |
| CN114300999A (en) * | 2021-12-28 | 2022-04-08 | 江苏凯顺电气有限公司 | Medium-voltage full-sealed dry air insulation ring main unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG AMPLE TECHNOLOGY CO., LTD. Free format text: FORMER NAME: AMPLE TECHNOLOGY (SHENZHEN) CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Henggang Baoan District manhole town Shenzhen city Guangdong province 518125 Xinqiao Furong Industrial Zone under the XinDa Zhongheng Industrial Park building D Patentee after: GUANGDONG AMPLE TECHNOLOGY CO., LTD. Address before: Henggang Baoan District manhole town Shenzhen city Guangdong province 518125 Xinqiao Furong Industrial Zone under the XinDa Zhongheng Industrial Park building D Patentee before: Andipu Tech (Shenzhen) Co Ltd Address after: Henggang Baoan District manhole town Shenzhen city Guangdong province 518125 Xinqiao Furong Industrial Zone under the XinDa Zhongheng Industrial Park building D Patentee after: GUANGDONG AMPLE TECHNOLOGY CO., LTD. Address before: Henggang Baoan District manhole town Shenzhen city Guangdong province 518125 Xinqiao Furong Industrial Zone under the XinDa Zhongheng Industrial Park building D Patentee before: Andipu Tech (Shenzhen) Co Ltd |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110119 |
|
| CX01 | Expiry of patent term |