CN201717548U - Busbar connection device and cabinet insulation seat thereof - Google Patents
Busbar connection device and cabinet insulation seat thereof Download PDFInfo
- Publication number
- CN201717548U CN201717548U CN 201020187518 CN201020187518U CN201717548U CN 201717548 U CN201717548 U CN 201717548U CN 201020187518 CN201020187518 CN 201020187518 CN 201020187518 U CN201020187518 U CN 201020187518U CN 201717548 U CN201717548 U CN 201717548U
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- China
- Prior art keywords
- cabinet
- insulating base
- installing hole
- connecting device
- mating holes
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Installation Of Bus-Bars (AREA)
Abstract
The utility model relates to a busbar connection device and a cabinet insulation seat thereof. The busbar connection device comprises the cabinet insulation seat, an electrical contact and a middle insulating sleeve, wherein one end of the cabinet insulation seat matched with the middle insulating sleeve is provided with a round-platform-shaped mating hole of the large outer side and the small inner side, and the electrical contact is arranged at the opposite end of the end. The coning angle of the mating hole is 45-75 degrees. The busbar connection device has the advantages for saving the space of a cabinet and improving the intensity of an electric field.
Description
Technical field
The utility model relates to bus connecting device, especially relates to the generalized information system unit cabinet of a kind of 35kV and following electric pressure and connect using bus connecting device and cabinet insulating base thereof.
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.
The early stage both at home and abroad generalized information system unit cabinet of producing exploitation, and connect and adopt bus connecting device to realize, the cabinet insulating base that this bus connecting device is installed in the side cabinet generally adopts allumen flange and poured with epoxy resin to be integral, as Chinese patent ZL200820189416.2.During installation, need the welding screw so that cabinet and pedestal are fixed, yet, deformation takes place in the sealing surface of cabinet easily when the welding screw, thereby form gas leakage hidden danger, and the alloy flange in this kind structure is exposed in the unit cabinet cabinet, easy fracture and cause cabinet internal electric field intensity height when stressed, and electric sealing property is relatively poor.On the other hand, the pedestal of existing bus connecting device generally all has certain coning angle (referring to cooperate in the pedestal coning angle of bus intermediate insulation sleeve portion), and its coning angle is generally less than 16 °, simultaneously, for adapting to insulating requirements, the mating part of the pedestal of this kind structure and intermediate insulation sleeve pipe need reach length, promptly causes the axial dimension of whole pedestal longer, thereby occupies bigger cabinet space; And this kind pedestal need radially have suitable interference fit could guarantee electric insulating quality, and it is higher that annex is made precision prescribed.
The utility model content
The technical problem that the utility model mainly solves is at the prior art above shortcomings, to provide a kind of bus connecting device and cabinet insulating base thereof of saving the cabinet space and improving electric field strength.
The technical scheme that its technical problem that solves the utility model adopts provides a kind of cabinet insulating base that is used for bus connecting device, be provided with the big inboard little round table-like mating holes in the outside at its end that is used for cooperating with the intermediate insulation sleeve pipe of this bus connecting device, the coning angle of this mating holes is 45 °～75 °.
The coning angle of this mating holes is 45 °～60 °.
The coning angle of this mating holes is 56 °.
This cabinet insulating base outer surface is horn-like, and this cabinet insulating base is provided with the electrical contact with its formation one in the opposite end of described end.
The utility model also provides a kind of bus connecting device, comprise cabinet insulating base, electrical contact and intermediate insulation sleeve pipe, the end that this cabinet insulating base cooperates with this intermediate insulation sleeve pipe is provided with the big inboard little round table-like mating holes in the outside, this electrical contact is arranged at the opposite end of this end, and the coning angle of this mating holes is 45 °～75 °.
The coning angle of this mating holes is 45 °～60 °.
This cabinet insulating base outer surface is horn-like, and offer first installing hole on a plurality of same circumference that are uniformly distributed on this end face on the end face of the described end of this cabinet insulating base, be provided with in each first installing hole be used for pass desire connection side cabinet on corresponding first perforate enter first embedded nut that first bolt of first installing hole is spirally connected.
This bus connecting device also comprises two flange assemblies, these two flange assemblies all be sheathed on this intermediate insulation sleeve pipe and respectively with the head abuts at its two ends, all offer a plurality of connecting holes on each flange assembly, also offer a plurality of circumference that are uniformly distributed in these a plurality of first installing hole places on the end face of the described end of this cabinet insulating base, and, be provided with in this second installing hole and be used for and pass corresponding connecting hole with this connecting hole second installing hole and the seal groove that is used to be provided with sealing ring that is positioned at the periphery of this first installing hole and second installing hole one to one, desire connects second embedded nut that second bolt that second perforate on the side cabinet enters second installing hole is spirally connected.
This intermediate insulation sleeve pipe comprises outer shielding layer, intermediate insulating layer and internal shield, and the middle part that this outer shielding layer, intermediate insulating layer and internal shield correspondence are positioned at this intermediate insulation sleeve pipe is flexible setting, and is the arc drum type.
This electrical contact is provided with groove towards an end of this mating holes, is equiped with three spring touch fingers in this groove.
The mating holes of cabinet insulating base of the present utility model adopts the coning angle of wide-angle, only need lean on both radial compactions when cooperating the intermediate insulation sleeve pipe, can guarantee insulating requirements, also can make the annex quality of fit of bus connecting device require to reduce; In addition, the cabinet insulating base of this kind structure can be guaranteeing under the situation of insulating requirements, and its axial dimension setting is littler, thereby can save the space in the cabinet; In addition, having abandoned prior art adopts the cabinet insulating base of alloy flange and epoxy material to pour into a mould form jointly, the cabinet insulating base directly is resisted against on the side plate towards the end face of side plate, and directly be embedded in and be used for and inserts nut (comprising first embedded nut and second embedded nut) that cabinet is fixing at the cabinet insulating base, cabinet only needs perforate on request cabinet and cabinet insulating base can be fixed, sealing surface deformation when effectively having avoided because of cabinet welding screw, cause the hidden danger of gas leakage, also avoided alloy flange and epoxy casting bonding bad, and defective such as existing structure flange easy fracture; Simultaneously,, bus connecting device electric field strength is had greatly improved, make electric field more even because the metal flange in the cabinet is located in cancellation.
Description of drawings
Fig. 1 is the cabinet insulating base of the utility model bus connecting device first preferred embodiment and structural profile schematic diagram after a cabinet is connected.
Fig. 2 is the cabinet insulating base among Fig. 1 and the generalized section of electrical contact combining structure.
Fig. 3 is the cabinet insulating base among Fig. 1 and the left view of electrical contact combining structure.
Fig. 4 is the cabinet insulating base among Fig. 1 and the right view of electrical contact combining structure.
Fig. 5 is the structural profile schematic diagram of cabinet insulating base behind two cabinets and cabinet of the utility model bus connecting device first preferred embodiment.
Fig. 6 is the structural profile schematic diagram of cabinet insulating base behind two cabinets and cabinet of the utility model bus connecting device second preferred embodiment.
Embodiment
Below in conjunction with drawings and the specific embodiments bus connecting device of the present utility model and cabinet insulating base thereof are described in further detail.
As Fig. 1 and shown in Figure 5, in the utility model first preferred embodiment, bus connecting device 1 comprises two cabinet insulating bases 10, two electrical contacts 20, an intermediate insulation sleeve pipe 30 and two flange assemblies 40.
Wherein, two cabinet insulating bases 10 are installed on respectively in the side plate 202 of two cabinets 2 that this bus connecting device 1 connects.Extremely shown in Figure 4 as Fig. 2, this cabinet insulating base 10 adopts epoxide resin material to make, and outer surface is bigger horn-like of tapering, its bigger openend is towards the side plate 202 of cabinet 2, and should big openend be the abutting end that cooperates with intermediate insulation sleeve pipe 30, be provided with the big inboard little round table-like mating holes 12 in the outside in this end.The coning angle a of this mating holes 12 is 45 °～75 °, and preferred 45 °～60 °, in this preferred embodiment, the coning angle a of this mating holes 12 is 56 °, and in other preferred embodiment, the coning angle of this bellmouth can be 45 °, 60 °, 70 ° or 75 ° or the like.In the smaller opening end of cabinet insulating base 10 (i.e. the opposite end of the described end that cooperates with intermediate insulation sleeve pipe 30) above-mentioned electrical contact 20 can be set, each cabinet insulating base 10 correspondence respectively is provided with an electrical contact 20.10 pairs of this cabinet insulating bases should electrical contact 20 outer surface also be provided with skirt umbrella shape projection 13.In addition, these cabinet insulating base 10 outer surfaces also can be less horn-like of other tapering, or can slightly not be cylindric or other shape that is fit to for horn-like.
In addition, offer a plurality of first installing holes 14 that are uniformly distributed in the same circumference of this end face on these cabinet insulating base 10 big openend end faces, be provided with one first embedded nut 142 in each first installing hole 14.Offer a plurality of and first perforate 206 one to one of this first installing hole 14 on the side plate 202 of this cabinet 2, be spirally connected with first embedded nut 142 in corresponding first installing hole 14 to make a plurality of first bolts 4 can pass the first corresponding perforate 206 one by one.That is to say that the big openend end face of this cabinet insulating base 10 directly is resisted against on these cabinet 2 side plates 202 and by the connector (comprising first bolt 4 and first embedded nut 142) that is not exposed in this cabinet fixedlys connected with this side plate 202.
As Fig. 4 and shown in Figure 5, also offer a plurality of second installing holes 15 that are uniformly distributed in the circumference at these a plurality of first installing holes 14 places on these cabinet insulating base 10 big openend end faces, be provided with second embedded nut 152 in this second installing hole 15, offer a plurality of on the side plate 202 of this cabinet 2 and second perforate 207 one to one of this second installing hole 15.The periphery that the big openend end face of this cabinet insulating base 10 is positioned at this first installing hole 14 and second installing hole 15 also offers seal groove 16, can be provided with sealing ring 6 in the sealing groove 16, will guarantee the sealed insulation between this cabinet insulating base 10 and the side plate 202 better.
The corresponding respectively smaller opening end (i.e. the opposite end of the described end that cooperates with intermediate insulation sleeve pipe 30) that is arranged at two cabinet insulating bases 10 of two electrical contacts 20, can by cabinet insulating base 10 directly pour into a mould outside it and with its formation one.These electrical contact 20 employing metallic conduction materials for example copper material are made, and its end towards mating holes 12 is provided with a groove 22.Be equiped with three spring touch fingers 50 in this groove 22 respectively, bus 3 two ends that this bus connecting device 1 is connected can be plugged in respectively in three spring touch fingers 50 of corresponding electrical contact 20, and conflict with three spring touch finger 50 elasticity of corresponding this, 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.Compare with two spring touch fingers 50 that are provided with in the past, the design of three spring touch fingers 50 is adopted in this preferred embodiment, can guarantee that bus 3 has under the situation of identical electric interface with spring touch finger 50, the diameter setting of corresponding bus lines 3 and electrical contact 20 is littler, thereby the saving copper material is with effective economical with materials cost.
This intermediate insulation sleeve pipe 30 is plugged between two cabinet insulating bases 10 and the bus 3, these intermediate insulation sleeve pipe 30 two ends are the big round table-like head 32 in little inboard, the outside, head 32 is contained in the mating holes 12 in the big openend of cabinet insulating base 10, and closely cooperates with mating holes 12.In this preferred embodiment, this intermediate insulation sleeve pipe 30 comprises outer shielding layer 301, intermediate insulating layer 302 and internal shield 303, the middle part that this outer shielding layer 301, intermediate insulating layer 302 and internal shield 303 correspondences are positioned at intermediate insulation sleeve pipe 30 is flexible setting, in this preferred embodiment, this middle part is the arc drum type, the installation deviation of this kind design scalable bus connecting device 1 makes its installation easier, and quality is more reliable.
Two flange assemblies 40 all be sheathed on this intermediate insulation sleeve pipe 30 and respectively with the head 32 at its two ends against, all offer a plurality of and second installing hole 15 connecting hole 42 one to one on each flange assembly 40, so that can passing corresponding connecting hole 42, second opening 207 one by one, a plurality of second bolts 5 are spirally connected with second embedded nut 152 in corresponding second installing hole 15, thus cabinet insulating base 10, side plate 20 and intermediate insulation sleeve pipe 30 is fixedly connected.
The utility model has been abandoned prior art and has been adopted the cabinet insulating base of alloy flange and epoxy material to pour into a mould form jointly, the cabinet insulating base 10 that adopts directly is resisted against on the side plate 202 towards the end face of side plate 202, and directly be embedded in and be used for the inserts nut (comprise first embedded nut 142 and second embedded nut 152) fixing with cabinet 2 at cabinet insulating base 10,2 need of cabinet perforate on request can be fixing with cabinet insulating base 10 with cabinet 2, need not on cabinet 2, to weld screw, effectively avoided causing the deformation of cabinet sealing surface because of the welding screw, cause the hidden danger of gas leakage, also avoided alloy flange and epoxy casting bonding bad, and defective such as existing structure flange easy fracture.Simultaneously, because the metal flange in the cabinet 2 is located in cancellation, and metal connecting piece fixing between cabinet insulating base 10, cabinet 2, intermediate insulation sleeve pipe 30 and the flange assembly 40 all is not exposed in the cabinet 2, therefore, bus connecting device 1 electric field strength is had greatly improved, make electric field more even.
The mating holes 12 of cabinet insulating base 10 of the present utility model is by the setting of its certain coning angle, when cooperating intermediate insulation sleeve pipe 30, only need lean on both radial compactions, can guarantee insulating requirements, also can make annex (as the flange assembly 40) quality of fit of bus connecting device 1 require to reduce; In addition, the cabinet insulating base 10 of this kind structure can be guaranteeing under the situation of insulating requirements, and its axial dimension setting is littler, thereby can save the space in the cabinet 2.
As shown in Figure 6, the utility model second preferred embodiment and first preferred embodiment difference is that outer shielding layer 301a, intermediate insulating layer 302a and the corresponding middle part that is positioned at intermediate insulation sleeve pipe 30a of internal shield 303a of the intermediate insulation sleeve pipe 30a that adopts are straight-tube shape.
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. a cabinet insulating base that is used for bus connecting device is provided with the big inboard little round table-like mating holes in the outside at its end that is used for cooperating with the intermediate insulation sleeve pipe of this bus connecting device, and it is characterized in that: the coning angle of this mating holes is 45 °～75 °.
2. cabinet insulating base as claimed in claim 1 is characterized in that: the coning angle of this mating holes is 45 °～60 °.
3. cabinet insulating base as claimed in claim 2 is characterized in that: the coning angle of this mating holes is 56 °.
4. as any described cabinet insulating base among the claim 1-3, it is characterized in that: this cabinet insulating base outer surface is horn-like, and this cabinet insulating base is provided with the electrical contact with its formation one in the opposite end of described end.
5. bus connecting device, comprise cabinet insulating base, electrical contact and intermediate insulation sleeve pipe, the end that this cabinet insulating base cooperates with this intermediate insulation sleeve pipe is provided with the big inboard little round table-like mating holes in the outside, this electrical contact is arranged at the opposite end of this end, it is characterized in that: the coning angle of this mating holes is 45 °～75 °.
6. bus connecting device as claimed in claim 5 is characterized in that: the coning angle of this mating holes is 45 °～60 °.
7. bus connecting device as claimed in claim 5, it is characterized in that: this cabinet insulating base outer surface is horn-like, and offer first installing hole on a plurality of same circumference that are uniformly distributed on this end face on the end face of the described end of this cabinet insulating base, be provided with in each first installing hole be used for pass desire connection side cabinet on corresponding first perforate enter first embedded nut that first bolt of first installing hole is spirally connected.
8. bus connecting device as claimed in claim 7, it is characterized in that: also comprise two flange assemblies, these two flange assemblies all be sheathed on this intermediate insulation sleeve pipe and respectively with the head abuts at its two ends, all offer a plurality of connecting holes on each flange assembly, also offer a plurality of circumference that are uniformly distributed in these a plurality of first installing hole places on the end face of the described end of this cabinet insulating base, and, be provided with in this second installing hole and be used for and pass corresponding connecting hole with this connecting hole second installing hole and the seal groove that is used to be provided with sealing ring that is positioned at the periphery of this first installing hole and second installing hole one to one, desire connects second embedded nut that second bolt that second perforate on the side cabinet enters second installing hole is spirally connected.
9. bus connecting device as claimed in claim 5, it is characterized in that: this intermediate insulation sleeve pipe comprises outer shielding layer, intermediate insulating layer and internal shield, the middle part that this outer shielding layer, intermediate insulating layer and internal shield correspondence are positioned at this intermediate insulation sleeve pipe is flexible setting, and is the arc drum type.
10. bus connecting device as claimed in claim 5 is characterized in that: this electrical contact is provided with groove towards an end of this mating holes, is equiped with three spring touch fingers in this groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020187518 CN201717548U (en) | 2010-05-11 | 2010-05-11 | Busbar connection device and cabinet insulation seat thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020187518 CN201717548U (en) | 2010-05-11 | 2010-05-11 | Busbar connection device and cabinet insulation seat thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201717548U true CN201717548U (en) | 2011-01-19 |
Family
ID=43463554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020187518 Expired - Lifetime CN201717548U (en) | 2010-05-11 | 2010-05-11 | Busbar connection device and cabinet insulation seat thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201717548U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102361223A (en) * | 2011-06-03 | 2012-02-22 | 江苏迪康电气有限公司 | Cable port component of gas insulation cabinet |
| CN102623231A (en) * | 2012-03-23 | 2012-08-01 | 中能电气（福清）有限公司 | Solid-sealed polar column unit for solid insulation switch equipment |
| CN102780196A (en) * | 2012-08-08 | 2012-11-14 | 沈阳华德海泰电器有限公司 | Disc-type bus sleeve |
| CN106450857A (en) * | 2016-07-18 | 2017-02-22 | 天津沃尔法电力设备有限公司 | Gas-tightness joint of capacitive composite insulated bus and bus connection system |
| CN106981839A (en) * | 2016-01-19 | 2017-07-25 | 欧玛嘉宝（珠海）开关设备有限公司 | A kind of side of switch cubicle and cabinet and simultaneously cabinet method |
-
2010
- 2010-05-11 CN CN 201020187518 patent/CN201717548U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102361223A (en) * | 2011-06-03 | 2012-02-22 | 江苏迪康电气有限公司 | Cable port component of gas insulation cabinet |
| CN102623231A (en) * | 2012-03-23 | 2012-08-01 | 中能电气（福清）有限公司 | Solid-sealed polar column unit for solid insulation switch equipment |
| CN102623231B (en) * | 2012-03-23 | 2015-05-06 | 中能电气（福清）有限公司 | Solid-sealed polar column unit for solid insulation switch equipment |
| CN102780196A (en) * | 2012-08-08 | 2012-11-14 | 沈阳华德海泰电器有限公司 | Disc-type bus sleeve |
| CN102780196B (en) * | 2012-08-08 | 2015-09-02 | 沈阳华德海泰电器有限公司 | A kind of dish-style bus casing |
| CN106981839A (en) * | 2016-01-19 | 2017-07-25 | 欧玛嘉宝（珠海）开关设备有限公司 | A kind of side of switch cubicle and cabinet and simultaneously cabinet method |
| CN106450857A (en) * | 2016-07-18 | 2017-02-22 | 天津沃尔法电力设备有限公司 | Gas-tightness joint of capacitive composite insulated bus and bus connection system |
| CN106450857B (en) * | 2016-07-18 | 2019-07-23 | 天津沃尔法电力设备有限公司 | A kind of condenser type compound insulated bus air-tightness connector and busbar connection system |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110119 |