CN104577857A - Fully-insulated and fully-sealed solid-cabinet fuse tube - Google Patents
Fully-insulated and fully-sealed solid-cabinet fuse tube Download PDFInfo
- Publication number
- CN104577857A CN104577857A CN201410796384.2A CN201410796384A CN104577857A CN 104577857 A CN104577857 A CN 104577857A CN 201410796384 A CN201410796384 A CN 201410796384A CN 104577857 A CN104577857 A CN 104577857A
- Authority
- CN
- China
- Prior art keywords
- fuse unit
- fully
- full
- fuse
- insulated
- 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.)
- Granted
Links
- 238000009413 insulation Methods 0.000 claims description 30
- 239000007787 solid Substances 0.000 claims description 20
- 230000000712 assembly Effects 0.000 claims description 15
- 238000000429 assembly Methods 0.000 claims description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 9
- 230000005684 electric field Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 230000005494 condensation Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004927 fusion Effects 0.000 description 2
- 230000035800 maturation Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/22—Intermediate or auxiliary parts for carrying, holding, or retaining fuse, co-operating with base or fixed holder, and removable therefrom for renewing the fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/38—Means for extinguishing or suppressing arc
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fuses (AREA)
Abstract
The invention discloses a fully-insulated and fully-sealed solid-cabinet fuse tube. The fully-insulated and fully-sealed solid-cabinet fuse tube comprises a tube body and a connecting part, wherein a guiding component is fixedly mounted inside the inner cavity of the tube body; a plurality of guiding holes are formed in the guiding component; at least one lattice bar capable of axially moving along the guiding hole is arranged inside each guiding hole; an elastic component or an oppositely-homopolar magnetic component is further arranged inside the inner cavity of the tube body; one end of the elastic component or the magnetic component is in contact with the top of the inner cavity of the tube body, and the other end of the elastic component or the magnetic component is in contact with the lattice bar; when the fuse tube is not in use, the upper end part of the lattice bar is propped against the upper surface of the guiding component under the action of the elastic component or the oppositely-homopolar magnetic component. The fully-insulated and fully-sealed solid-cabinet fuse tube is simple in structure, low in cost, and stable and reliable in working state, saves the space, can assemble and disassemble tightening components with different specifications and cover all the tightening components, and can meet a using requirement; in an aspect of matching with other tools, through a standard interface, the fully-insulated and fully-sealed solid-cabinet fuse tube is also applicable for connecting parts of almost all the existing electric wrenches, pneumatic wrenches and manual wrenches, so that the application range of the fully-insulated and fully-sealed solid-cabinet fuse tube is widened and the adaptability of the fully-insulated and fully-sealed solid-cabinet fuse tube is improved.
Description
Technical field
The present invention relates to high-voltage electrical equipment, especially relate to the solid-state insulated switchgear in high voltage electric appliance.
Background technology
Along with national grid promotes putting more effort of solid insulation switch product in recent years, the producer of the solid insulation product that market produces is more and more gradually, but the on-load switch combined electrical apparatus unit of product still also exists many defects, cause the reason of solid insulation on-load switch combined electrical apparatus unit problem to be fuse unit, the subject matter that on existing market, solid cabinet fuse unit product exists is as follows:
1, the auxiliary earth of fuse unit adopts air insulation, and cause small product size large, complex structure, Electric Field Distribution is difficult to evenly, and auxiliary earth cutter does not have hermetically sealed, is easily subject to the impact of dust, steam and condensation.
2, auxiliary earth adopts transformer oil-insulated, structure is also complicated, in assembling process, spend the problem of very large time and manpower process sealing property, and the impact that oil-insulation is subject to temperature is larger, once sealing and oil go wrong, fatefulue infringement will be caused to product and product can not be used for severe cold area.
3, when fuse cover is installed, fuse does not support in fuse unit, and not in place and fuse and Mume flower contact loose contact after easily causing fuse to be installed, repeatedly need extract out and install,
4, the insulation mode between fuse cover and fuse unit electric-conductor, adopt circular extruding insulation mode, this mode extrudes great efforts, effort is installed, exist between fuse cover and fuse unit after installing and extrude uneven interface, this type of interface can produce large office and put when product runs, belong to bubble electric discharge type, long-term electric discharge makes the quick aging of product insulating part, and product long-time running exists potential safety hazard.
5, fuse unit adopts at right angle setting and tilts to install, although saving space, but this kind of mounting means, when product runs or installation and replacing fusion tube time, because condensation and the moist steam accumulating in fuse unit installation port can flow into fuse unit inside, and be not easy to be therefore easily perceived by humans and to find, the electric insulation caused and product safety accident.
6, in application scheme, can only the European cable joint of single use or American cable joint, unless opened many molds, otherwise the requirement of different regions user can not be met.
Summary of the invention
For the problems referred to above, the invention provides a kind of volume little, Standard and the uniform electric field distribution of auxiliary earth can be met again, good insulating, fully closed solid cabinet fuse unit easy for installation.
The technical scheme that the present invention adopts for its technical problem of solution is:
Full-insulated full-sealed solid cabinet fuse unit, comprise fuse unit body, be arranged on the intrinsic fuse of fuse unit, the inlet wire port be connected with pole, outlet cable sleeve pipe and fuse unit cap assemblies, it is characterized in that: also comprise ground connection arc control device, described inlet wire port, outlet cable sleeve pipe and ground connection arc control device to be encapsulated on fuse unit body and to form three separate space, wherein, described inlet wire port and fuse one end are electrically connected, and the conductor in described outlet cable sleeve pipe and ground connection arc control device and the fuse other end are electrically connected.
As the further improvement of such scheme, described fuse is arranged in fuse unit body by a spacing bracket.
As the further improvement of such scheme, described spacing bracket is provided with the double insulating structure that air insulation combines with extruding insulation towards one end of fuse unit cap assemblies.
As the further improvement of such scheme, the two ends of described spacing bracket are respectively arranged with fuse clip and locking spring, described spacing bracket is also provided with the conducting block that can be electrically connected with inlet wire port towards one end of inlet wire port, and described spacing bracket is electrically connected towards the fuse clip of fuse unit cap assemblies one end by a cable connected in contact and outlet cable sleeve pipe.
As the further improvement of such scheme, described ground connection arc control device are connected by a copper bar with being connected between contact, and described copper bar sealing is in fuse unit body.
Further, described fuse unit cap assemblies is arranged on the end face of extruding insulation structure.
As the further improvement of such scheme, the push rod that after described fuse unit cap assemblies comprises a fuse tripping operation, transmission is tripped to mechanism.
As the further improvement of such scheme, described extruding insulation structure is oval extruding insulation structure.
The invention has the beneficial effects as follows: the auxiliary earth of the present invention's full-insulated full-sealed solid cabinet fuse unit adopts the arc control device of technology maturation to be grounded, small size and hermetic requirement can be realized, make auxiliary earth with arc control device, degree of protection reaches IP67, and not by the impact of ambient temperature; And inlet wire port, outlet cable sleeve pipe and ground connection arc control device form three separate space, structural Electric Field Distribution is even, and three parts can not influence each other, and solves the problem that product Electric Field Distribution is uneven and the office of causing amplifies;
In addition, adopt spacing bracket support and lead when fuse is installed, directly push fuse unit during installation, simple to operate, easy, operating physical force is little, can ensure that electric-conductor contact is good;
In addition, the double insulating structure that the installation port of fuse adopts air insulation to combine with extruding insulation, solves the problem of the uneven bubble electric discharge caused of only employing extruding insulation.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described.Obviously, described accompanying drawing is a part of embodiment of the present invention, instead of whole embodiments, those skilled in the art under the prerequisite not paying creative work, other designs that can also obtain according to these accompanying drawings and accompanying drawing:
Fig. 1 is embodiment of the present invention front section view;
Fig. 2 is that A-A direction of the present invention is from cutaway view;
Fig. 3 is the chassis plane schematic diagram after the present invention installs fuse;
Fig. 4 is the structural representation of support of the present invention.
Embodiment
With reference to Fig. 1 ~ Fig. 4, full-insulated full-sealed solid cabinet fuse unit of the present invention, comprise fuse unit body 1, be arranged on the fuse 2 in fuse unit body 1, the inlet wire port 3 be connected with pole, outlet cable sleeve pipe 4, fuse unit cap assemblies 5 and ground connection vacuum interrupter 6, auxiliary earth adopts the vacuum interrupter of technology maturation to be grounded, can realize fuse unit small size and hermetic requirement can also time degree of protection reach IP67, and not by the impact of ambient temperature, and described inlet wire port 3, outlet cable sleeve pipe 4 and ground connection arc control device 6 to be encapsulated on fuse unit body 1 and to form three separate space, structural Electric Field Distribution can be made even, three parts can not influence each other, solve the problem that product Electric Field Distribution is uneven and the office of causing amplifies, wherein, the metal joint of described inlet wire port 3 is encapsulated in fuse unit body 1, and this metal joint is connected to by a copper bar on the Mume flower contact 11 that is electrically connected with fuse 2 one end, and described Mume flower contact 11 is fixed on the inside of fuse unit body 1, conductor in described outlet cable sleeve pipe 4 and ground connection arc control device 6 are electrically connected with fuse 2 other end.
During in order to solve the installation of fuse cover, fuse does not support in fuse unit, not in place and fuse and Mume flower contact loose contact after easily causing fuse to be installed, repeatedly need extract out and install again, described fuse 2 is arranged in fuse unit body 1 by a spacing bracket 7, described spacing bracket 7 is disposed with the double insulating structure that air insulation 75 combines with extruding insulation 74 from inside to outside towards one end of fuse unit cap assemblies 5, only adopt the problem of the uneven bubble electric discharge caused of extruding insulation, in the present embodiment, air insulation 75 adopts the epoxy resin air insulation of umbrella, extruding insulation 74 adopts oval extruding insulation structure, dynamics is extruded smaller during this structure installment, described fuse unit cap assemblies 5 is arranged on the end face of extruding insulation structure, and adopt installation bracket support and lead during installation, directly push fuse unit, one-time-reach-place, electric conductivity is good.
With further reference to Fig. 3, the two ends of described spacing bracket 7 are respectively arranged with fuse clip 71 and locking spring 72, described spacing bracket 7 is also provided with the conducting block 73 that can be electrically connected with inlet wire port 3 towards one end of inlet wire port 3, and described spacing bracket 7 is electrically connected towards the fuse clip 71 of fuse unit cap assemblies 5 one end by a cable connected in contact 76 and outlet cable sleeve pipe 4.
With further reference to Fig. 2, described ground connection arc control device 6 are connected by a copper bar 8 with being connected between contact 76, and described copper bar 8 sealing, in fuse unit body 1, is avoided producing partial discharge.
In order to improve the promptness of solid cabinet action further, improve security performance, the push rod 9 that after described fuse unit cap assemblies 5 is also provided with a fuse tripping operation, transmission is tripped to mechanism.
In addition, fuse unit adopts level to install in solid cabinet, condensation gathers under gravity with moist, the moisture content that fuse unit installs port can flow away from outside, fuse unit inside can not be flowed into, when can prevent from running or installation and replacing fusion tube time flow into the electric insulation and product safety accident caused because of moisture content.
In addition, the mode that the cable sleeve that fuse unit is connected with cable uses same set of mould to change slide block realizes being processed into American sleeve pipe or European sleeve pipe, lightning arrester, solves the customer requirement of different regions, saves production cost.
More than that better enforcement of the present invention is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (9)
1. full-insulated full-sealed solid cabinet fuse unit, comprise fuse unit body (1), be arranged on the fuse (2) in fuse unit body (1), the inlet wire port (3) be connected with pole, outlet cable sleeve pipe (4) and fuse unit cap assemblies (5), it is characterized in that: also comprise ground connection arc control device (6), described inlet wire port (3), outlet cable sleeve pipe (4) and ground connection arc control device (6) are encapsulated in fuse unit body (1) and go up and form three separate space, wherein, described inlet wire port (3) and fuse (2) one end are electrically connected, conductor in described outlet cable sleeve pipe (4) and ground connection arc control device (6) are electrically connected with fuse (2) other end.
2. full-insulated full-sealed solid cabinet fuse unit according to claim 1, is characterized in that: described fuse (2) is arranged in fuse unit body (1) by a spacing bracket (7).
3. full-insulated full-sealed solid cabinet fuse unit according to claim 2, is characterized in that: described spacing bracket (7) is provided with the double insulating structure that air insulation combines with extruding insulation towards one end of fuse unit cap assemblies (5).
4. full-insulated full-sealed solid cabinet fuse unit according to claim 2, it is characterized in that: the two ends of described spacing bracket (7) are respectively arranged with fuse clip (71) and locking spring (72), described spacing bracket (7) is also provided with the conducting block (73) that can be electrically connected with inlet wire port (3) towards one end of inlet wire port (3), and described spacing bracket (7) is electrically connected towards the fuse clip (71) of fuse unit cap assemblies (5) one end by a cable connected in contact (76) and outlet cable sleeve pipe (4).
5. full-insulated full-sealed solid cabinet fuse unit according to claim 4, is characterized in that: described ground connection arc control device (6) are connected by a copper bar (8) with being connected between contact (76), and described copper bar (8) sealing is in fuse unit body (1).
6. full-insulated full-sealed solid cabinet fuse unit according to claim 3, is characterized in that: described fuse unit cap assemblies (5) is arranged on the end face of extruding insulation structure.
7. full-insulated full-sealed solid cabinet fuse unit according to claim 1, is characterized in that: the push rod (9) that after described fuse unit cap assemblies (5) comprises a fuse tripping operation, transmission is tripped to mechanism.
8. full-insulated full-sealed solid cabinet fuse unit according to claim 3, is characterized in that: described extruding insulation structure is oval extruding insulation structure.
9. full-insulated full-sealed solid cabinet fuse unit according to claim 1, is characterized in that: described ground connection arc control device (6) adopt vacuum interrupter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410796384.2A CN104577857B (en) | 2014-12-18 | 2014-12-18 | Full-insulated full-sealed solid cabinet fuse unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410796384.2A CN104577857B (en) | 2014-12-18 | 2014-12-18 | Full-insulated full-sealed solid cabinet fuse unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104577857A true CN104577857A (en) | 2015-04-29 |
| CN104577857B CN104577857B (en) | 2018-01-02 |
Family
ID=53093341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410796384.2A Active CN104577857B (en) | 2014-12-18 | 2014-12-18 | Full-insulated full-sealed solid cabinet fuse unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104577857B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107978501A (en) * | 2017-11-28 | 2018-05-01 | 北京双杰电气股份有限公司 | A kind of solid fuse |
| CN108183055A (en) * | 2018-03-16 | 2018-06-19 | 厦门业盛电气有限公司 | A kind of fuse unit |
| CN109950108A (en) * | 2019-04-01 | 2019-06-28 | 江苏电科电气设备有限公司 | Gas-filling cabinet fuse cabinet tripping interlocking and its application method |
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| JP4046537B2 (en) * | 2002-04-11 | 2008-02-13 | 日本高圧電気株式会社 | Cylindrical high pressure cutout |
| CN202384284U (en) * | 2011-12-23 | 2012-08-15 | 珠海康晋电气有限公司 | Fuse tube and switch cabinet |
| CN202712732U (en) * | 2012-05-24 | 2013-01-30 | 北京科锐配电自动化股份有限公司 | Total-solid insulation ring-network cabinet equipped with fuse tube |
| CN202930342U (en) * | 2012-11-19 | 2013-05-08 | 北京清畅电力技术股份有限公司 | High-voltage solid insulation fuse unit |
| CN203312226U (en) * | 2013-07-08 | 2013-11-27 | 吉林省金冠电气股份有限公司 | Fuse cylinder having overload protection function |
| CN203481127U (en) * | 2013-10-15 | 2014-03-12 | 厦门顾德益电器有限公司 | Three-phase integrated arc-extinguishing chamber epoxy solid-sealed polar pole |
| CN204333737U (en) * | 2014-12-18 | 2015-05-13 | 珠海康晋电气有限公司 | Full-insulated full-sealed solid cabinet fuse unit |
-
2014
- 2014-12-18 CN CN201410796384.2A patent/CN104577857B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4046537B2 (en) * | 2002-04-11 | 2008-02-13 | 日本高圧電気株式会社 | Cylindrical high pressure cutout |
| CN202384284U (en) * | 2011-12-23 | 2012-08-15 | 珠海康晋电气有限公司 | Fuse tube and switch cabinet |
| CN202712732U (en) * | 2012-05-24 | 2013-01-30 | 北京科锐配电自动化股份有限公司 | Total-solid insulation ring-network cabinet equipped with fuse tube |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107978501A (en) * | 2017-11-28 | 2018-05-01 | 北京双杰电气股份有限公司 | A kind of solid fuse |
| CN108183055A (en) * | 2018-03-16 | 2018-06-19 | 厦门业盛电气有限公司 | A kind of fuse unit |
| CN108183055B (en) * | 2018-03-16 | 2024-04-16 | 厦门业盛电气有限公司 | Fuse tube |
| CN109950108A (en) * | 2019-04-01 | 2019-06-28 | 江苏电科电气设备有限公司 | Gas-filling cabinet fuse cabinet tripping interlocking and its application method |
| CN109950108B (en) * | 2019-04-01 | 2023-10-10 | 江苏电科电气设备有限公司 | Tripping interlock of gas-filled cabinet fuse cabinet and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104577857B (en) | 2018-01-02 |
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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 | ||
| CB02 | Change of applicant information |
Address after: 519060 5 building, No. 6, incense Road, Hong Wan Industrial Zone, Guangdong, Zhuhai Applicant after: ZHUHAI COMKING ELECTRIC CO.,LTD. Address before: 519060 5 building, No. 6, incense Road, Hong Wan Industrial Zone, Guangdong, Zhuhai Applicant before: Zhuhai Comking Electric Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20150429 Assignee: Hengqin Financial Investment International Finance Leasing Co.,Ltd. Assignor: ZHUHAI COMKING ELECTRIC CO.,LTD. Contract record no.: X2022980020329 Denomination of invention: Fuse cartridge of fully insulated and fully sealed solid cabinet Granted publication date: 20180102 License type: Exclusive License Record date: 20221108 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Fuse cartridge of fully insulated and fully sealed solid cabinet Effective date of registration: 20221110 Granted publication date: 20180102 Pledgee: Hengqin Financial Investment International Finance Leasing Co.,Ltd. Pledgor: ZHUHAI COMKING ELECTRIC CO.,LTD. Registration number: Y2022980021540 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231228 Granted publication date: 20180102 Pledgee: Hengqin Financial Investment International Finance Leasing Co.,Ltd. Pledgor: ZHUHAI COMKING ELECTRIC CO.,LTD. Registration number: Y2022980021540 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Hengqin Financial Investment International Finance Leasing Co.,Ltd. Assignor: ZHUHAI COMKING ELECTRIC CO.,LTD. Contract record no.: X2022980020329 Date of cancellation: 20240103 |
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| EC01 | Cancellation of recordation of patent licensing contract |