CN203398067U - High voltage three-phase solid insulative fuse unit - Google Patents

High voltage three-phase solid insulative fuse unit Download PDF

Info

Publication number
CN203398067U
CN203398067U CN201320538379.2U CN201320538379U CN203398067U CN 203398067 U CN203398067 U CN 203398067U CN 201320538379 U CN201320538379 U CN 201320538379U CN 203398067 U CN203398067 U CN 203398067U
Authority
CN
China
Prior art keywords
phase
housing
fuse unit
terminal
pressure
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.)
Active
Application number
CN201320538379.2U
Other languages
Chinese (zh)
Inventor
李天恩
孟凡锐
樊京生
张焕粉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Qingchang Power Technology Co Ltd
Original Assignee
Beijing Qingchang Power Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Qingchang Power Technology Co Ltd filed Critical Beijing Qingchang Power Technology Co Ltd
Priority to CN201320538379.2U priority Critical patent/CN203398067U/en
Application granted granted Critical
Publication of CN203398067U publication Critical patent/CN203398067U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to a high voltage three-phase solid insulative fuse unit. The high voltage three-phase solid insulative fuse unit includes a shell, wherein the shell is insulative in an integral manner. Three phase inlet wire terminals and three phase outlet wire terminals are poured in the wall of the shell. The high voltage three-phase solid insulative fuse unit also includes three fuses, which are mounted in the shell. The three phase inlet wire terminals are respectively connected with one end of each fuse in an electrical manner, and the three phase outlet wire terminals are respectively connected with the other end of each fuse in an electrical manner. The high voltage three-phase solid insulative fuse unit has advantages of being designed in an integral manner, being convenient to install, being capable of cooperating the entire module with a solid cabinet module to complete assembly, being reliable in performance, being capable of reducing a plurality of electrical connection points, being capable of avoiding accidents such as electric leakage and resistor increase caused by improper installation, being small in size, and being good in sealing performance.

Description

High pressure three-phase solid insulation fuse unit
Technical field
The utility model relates to a kind of electric elements, particularly relates to a kind of insulation of the high pressure solid for high pressure solid cabinet fuse unit.
Background technology
Fuse unit is the vitals of ring main unit, the fuse unit of prior art is as the CN202930342U patent before the applicant, this patent discloses a kind of high pressure solid insulation fuse unit, it is single-phase fuse unit, each Xiang end of incoming cables, fuse and leading-out terminal sealing are in a solid insulation housing, three-phase just needs three such fuse units to be respectively installed in solid cabinet, inconvenience is installed, produce more electric connecting point, performance reliability reduces, Rig up error easily causes electric leakage, the accidents such as resistance increase, and installation volume is larger, product hermeticity can reduce.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of high pressure three-phase solid insulation fuse unit, integrated design, and dependable performance, easy for installation, small volume, sealing property is strong.
The utility model high pressure three-phase solid insulation fuse unit, comprise housing, described housing integral insulation, three-phase end of incoming cables and three-phase leading-out terminal are cast in housing wall, also comprise three fuses, described fuse is arranged in housing, and three-phase end of incoming cables is corresponding one end that is electrically connected to three fuses respectively, and three-phase leading-out terminal is the corresponding other end that is electrically connected to three fuses respectively.
The utility model high pressure three-phase solid insulation fuse unit, wherein also comprise outlet earth terminal, described outlet earth terminal is cast in housing wall, in outlet earth terminal, be provided with three-phase outlet grounding copper bar, described three-phase outlet grounding copper bar can move up and down, when three-phase outlet grounding copper bar is electrically connected to three-phase leading-out terminal, three-phase leading-out terminal is grounded.
The utility model high pressure three-phase solid insulation fuse unit, is provided with three fuse installing ports on wherein said housing, on described installing port, be combined with end cap, passes through silicone rubber seal insulated enclosure between installing port and end cap.
The utility model high pressure three-phase solid insulation fuse unit, wherein said three-phase end of incoming cables is arranged at the top of housing, and three line leading-out terminals and outlet earth terminal are arranged at the bottom of housing.
The utility model high pressure three-phase solid insulation fuse unit, the outer surface spraying zinc powder of wherein said housing.
The utility model high pressure three-phase solid insulation fuse unit difference from prior art is that the utility model high pressure three-phase solid insulation fuse unit is together cast in housing by three-phase end of incoming cables and three-phase leading-out terminal, three fuses are installed in housing and are connected end of incoming cables and leading-out terminal, single-phase fuse unit is compared in this integrated design, easy for installation, whole module can directly coordinate assembling with solid cabinet module, dependable performance, reduce a lot of electric connecting points, avoid Rig up error to cause electric leakage, the generation of resistance increase accident, small volume, product hermeticity can be strong, 3 meters of charging operations under water.
Below in conjunction with accompanying drawing, high pressure three-phase solid insulation fuse unit of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model high pressure three-phase solid insulation fuse unit;
Fig. 2 is the utility model high pressure three-phase solid insulation fuse unit front view;
Fig. 3 is A-A profile in Fig. 2, has wherein omitted end cap and grounding copper bar structure.
Embodiment
As shown in Figure 1, 2, 3, present embodiment high pressure three-phase solid insulation fuse unit comprises housing 10, housing 10 integral insulations are also coated with zinc powder on its outer surface, three-phase end of incoming cables A1, A2, A3 and three-phase leading-out terminal B1, B2, B3 and outlet earth terminal D1, D2, D3 are all cast in housing 10 walls, wherein three-phase end of incoming cables A1, A2, A3 are arranged at housing 10 top, and three line leading-out terminal B1, B2, B3 and outlet earth terminal D1, D2, D3 are arranged at housing 10 bottom.
Also comprise that three fuses (only illustrate one of them in figure, be labeled as C2), on housing 10, be provided with three fuse installing ports, fuse is respectively within installing port packs housing 10 into, on three installing ports, seal up respectively end cap 31,32,33, and between installing port and end cap, install silicone rubber seal fuse insulating is sealed in housing 1.Three-phase end of incoming cables A1, A2, A3 be corresponding one end that is electrically connected to three fuses respectively, and three line leading-out terminal B1, B2, B3 be the corresponding other end that is electrically connected to three fuses respectively.In outlet earth terminal D1, D2, D3, be provided with three-phase outlet grounding copper bar 21,22,23, three-phase outlet grounding copper bar 21,22,23 can move up and down, when three-phase outlet grounding copper bar 21,22,23 is electrically connected to three-phase leading-out terminal B1, B2, B3, three-phase leading-out terminal B1, B2, B3 are grounded.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection range of the utility model claims.

Claims (5)

1. a high pressure three-phase solid insulation fuse unit, it is characterized in that: comprise housing, described housing integral insulation, three-phase end of incoming cables and three-phase leading-out terminal are cast in housing wall, also comprise three fuses, described fuse is arranged in housing, and three-phase end of incoming cables is corresponding one end that is electrically connected to three fuses respectively, and three-phase leading-out terminal is the corresponding other end that is electrically connected to three fuses respectively.
2. high pressure three-phase solid insulation fuse unit according to claim 1, it is characterized in that: also comprise outlet earth terminal, described outlet earth terminal is cast in housing wall, in outlet earth terminal, be provided with three-phase outlet grounding copper bar, described three-phase outlet grounding copper bar can move up and down, when three-phase outlet grounding copper bar is electrically connected to three-phase leading-out terminal, three-phase leading-out terminal is grounded.
3. high pressure three-phase solid insulation fuse unit according to claim 1 and 2, is characterized in that: on described housing, be provided with three fuse installing ports, on described installing port, be combined with end cap, pass through silicone rubber seal insulated enclosure between installing port and end cap.
4. high pressure three-phase solid insulation fuse unit according to claim 3, is characterized in that: described three-phase end of incoming cables is arranged at the top of housing, and three-phase leading-out terminal and outlet earth terminal are arranged at the bottom of housing.
5. high pressure three-phase solid insulation fuse unit according to claim 4, is characterized in that: the outer surface spraying zinc powder of described housing.
CN201320538379.2U 2013-08-30 2013-08-30 High voltage three-phase solid insulative fuse unit Active CN203398067U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320538379.2U CN203398067U (en) 2013-08-30 2013-08-30 High voltage three-phase solid insulative fuse unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320538379.2U CN203398067U (en) 2013-08-30 2013-08-30 High voltage three-phase solid insulative fuse unit

Publications (1)

Publication Number Publication Date
CN203398067U true CN203398067U (en) 2014-01-15

Family

ID=49909580

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320538379.2U Active CN203398067U (en) 2013-08-30 2013-08-30 High voltage three-phase solid insulative fuse unit

Country Status (1)

Country Link
CN (1) CN203398067U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103426700A (en) * 2013-08-30 2013-12-04 北京清畅电力技术股份有限公司 High-voltage three-phase solid insulation fuse unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103426700A (en) * 2013-08-30 2013-12-04 北京清畅电力技术股份有限公司 High-voltage three-phase solid insulation fuse unit

Similar Documents

Publication Publication Date Title
CN202930342U (en) High-voltage solid insulation fuse unit
CN202888523U (en) Whole shielding metal armored cable connecting plug
CN203192684U (en) Integrated solid-sealed polar pole for intellectualized circuit breaker
CN203398067U (en) High voltage three-phase solid insulative fuse unit
CN204067882U (en) The bus transition of high voltage switchgear
CN101710557A (en) Plastic enclosure leakage circuit breaker with multifunctional housing
CN201820686U (en) Three-station disconnecting switch
CN203277117U (en) Intelligent waterproof electric operation mechanism
CN202949199U (en) Solid insulation busbar connection structure for connecting switch device and user side
CN103426700A (en) High-voltage three-phase solid insulation fuse unit
CN202749310U (en) Replaceable built-in voltage transformer high voltage alternating current dividing circuit breaker
CN203026716U (en) Tube bus shielded insulating GIS (geographic information system) terminal connector
CN201781193U (en) Bus-bar connecting sleeve for electric cabinet
CN202084662U (en) Bus connector for cubicle gas-insulated metal-enclosed switchgear
CN201821072U (en) Socket sleeve for transformer
CN203118688U (en) Arrester insulating cylinder used for solid insulation ring-network cabinet
CN203632070U (en) An oil and gas bushing structure for a non-segregated type GIS
CN202906065U (en) Cable connector
CN203707725U (en) Flexible cable connecting device for PT cabinet
CN203135221U (en) Composite through-wall sleeve having fuse
CN203552917U (en) Current transformer for solid-insulation ring main unit
CN202772487U (en) Enclosed insulating cylinder with upper portion isolated from lower portion
CN208888092U (en) The micro- water density detection sensor of SF6
CN209448400U (en) It is touch separation type power cable connecting piece used
CN202696039U (en) Plug-in type switching device

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model