CN209642167U - A kind of AC metal looped network switch apparatus - Google Patents

A kind of AC metal looped network switch apparatus Download PDF

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Publication number
CN209642167U
CN209642167U CN201920324286.7U CN201920324286U CN209642167U CN 209642167 U CN209642167 U CN 209642167U CN 201920324286 U CN201920324286 U CN 201920324286U CN 209642167 U CN209642167 U CN 209642167U
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China
Prior art keywords
cabinet
voltage
metering
voltage terminal
incoming
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CN201920324286.7U
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Chinese (zh)
Inventor
林乐强
包依程
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Great Power Equipment Co Ltd
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Great Power Equipment Co Ltd
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Abstract

The utility model discloses a kind of AC metal looped network switch apparatus, including High-voltage Incoming Cabinet, metering cabinet, high-voltage terminal cabinet and big sealing plate, the side of the High-voltage Incoming Cabinet is equipped with metering cabinet, and the side of metering cabinet is equipped with high-voltage terminal cabinet, the High-voltage Incoming Cabinet, top inside metering cabinet and high-voltage terminal cabinet is provided with horizontal busbar, simultaneously, middle position inside High-voltage Incoming Cabinet and high-voltage terminal cabinet is provided with current transformer, and the bottom end of current transformer is provided with voltage transformer, the side of the High-voltage Incoming Cabinet and high-voltage terminal cabinet inner bottom is respectively arranged with the first high voltage isolator and the second high voltage isolator, simultaneously, bottom end inside High-voltage Incoming Cabinet and high-voltage terminal cabinet is provided with arrester.The utility model is by being provided with big sealing plate, and big sealing plate will be fully sealed between High-voltage Incoming Cabinet and high-voltage terminal cabinet, effectively avoids the problem of switch and air in equipment contact.

Description

A kind of AC metal looped network switch apparatus
Technical field
The utility model relates to switching equipment technology, specially a kind of AC metal looped network switch apparatus.
Background technique
Switchgear is a kind of electrical equipment, and switchgear outside line is introduced into master switch in cabinet, subsequently into sub-control switch, respectively Branch is set according to its needs, such as instrument, automatic control, motor magnetic switch, various A.C. contactors etc., some also set hyperbaric chamber with Low-pressure chamber switchgear, is equipped with high voltage bus, such as power plant, and some is additionally provided with to protect the low-frequency load reduction of capital equipment, switchgear Main function be generated electricity in electric system, transmitted electricity, the conversion of distribution and electric energy during, opened and closed, controlled and protected Electrical equipment is protected, but there are many problems or defects for existing AC metal looped network switch apparatus:
First, when in use, sealing performance is not strong in equipment, makes winner for traditional AC metal looped network switch apparatus Switch is easy to contact with air, and switching effect is caused to be deteriorated;
Second, the electric appliance inside traditional AC metal looped network switch apparatus be easy in the process of work to nearby other Electric appliance have an impact, cause electrical work not normal, if things go on like this will affect the service life of electrical equipment;
Third, traditional AC metal looped network switch apparatus are commonly used in the conversion of electric energy, and it is internal usually by breaker, The composition such as disconnecting switch, on-load switch, operating mechanism, mutual inductor and various protective devices, still, inside does not all increase generally If arrester.
Utility model content
The purpose of this utility model is to provide a kind of AC metal looped network switch apparatus, to solve in above-mentioned background technique The sealing performance of proposition is not strong, is easy the problem of having an impact to neighbouring other electric appliances and do not add arrester.
To achieve the above object, the utility model provides the following technical solutions: a kind of AC metal looped network switch apparatus, packet High-voltage Incoming Cabinet, metering cabinet, high-voltage terminal cabinet and big sealing plate are included, the side of the High-voltage Incoming Cabinet is equipped with metering cabinet, and counts That measures the side of cabinet is equipped with high-voltage terminal cabinet, and the top inside the High-voltage Incoming Cabinet, metering cabinet and high-voltage terminal cabinet is all provided with It is equipped with horizontal busbar, meanwhile, the middle position inside High-voltage Incoming Cabinet and high-voltage terminal cabinet is provided with current transformer, and electricity The bottom end of current transformer is provided with voltage transformer, the side difference of the High-voltage Incoming Cabinet and high-voltage terminal cabinet inner bottom It is provided with the first high voltage isolator and the second high voltage isolator, meanwhile, the bottom inside High-voltage Incoming Cabinet and high-voltage terminal cabinet End is provided with arrester, and the two sides of the metering cabinet inner bottom are provided with vacuum circuit breaker, the High-voltage Incoming Cabinet, meter The bottom of amount cabinet and high-voltage terminal cabinet one end is provided with famous brand hole, and the side in famous brand hole is provided with headlamp, the height Side at the top of pressure incoming line cabinet, metering cabinet and high-voltage terminal cabinet one end is provided with electrification display, while High-voltage Incoming Cabinet, meter The side of amount cabinet and high-voltage terminal cabinet one end is provided with Microcomputer Protection, is provided with observation window at the top of described metering cabinet one end.
Preferably, the side of the High-voltage Incoming Cabinet and metering cabinet inner bottom is provided with high voltage ground switch, and high Pressing is in closing structure between earthing switch and arrester.
Preferably, partition, and partition and high pressure are provided between the High-voltage Incoming Cabinet, metering cabinet and high-voltage terminal cabinet In disassembly mounting structure between incoming line cabinet, metering cabinet and high-voltage terminal cabinet.
Preferably, the side of the High-voltage Incoming Cabinet and high-voltage terminal cabinet is provided with big sealing plate, while High-voltage Incoming Cabinet, Sealing structure is constituted by big sealing plate between metering cabinet and high-voltage terminal cabinet.
Preferably, the side inside the metering cabinet is provided with uninterruptible power supply, and uninterruptible power supply is about metering cabinet Center line is symmetric.
Preferably, the bottom end of the uninterruptible power supply is evenly arranged with fuse, and fuse is in the inside of metering cabinet Equidistantly distributed.
Compared with prior art, the utility model has the beneficial effects that the AC metal looped network switch apparatus is structurally reasonable, It has the advantage that
1, by being provided with big sealing plate, and big sealing plate will be fully sealed between High-voltage Incoming Cabinet and high-voltage terminal cabinet, effectively The switch avoided in equipment and air the problem of contacting.
2, by being provided with partition, and partition will separate one by one between High-voltage Incoming Cabinet, metering cabinet and high-voltage terminal cabinet, The electrical equipment in equipment is avoided mutually to have an impact when working.
3, by being provided with arrester and high voltage ground switch, and arrester and high voltage ground switch are mutually closed, protection Electrical equipment endangers from high transient overvoltage and limits time of afterflow and afterflow amplitude.
Detailed description of the invention
Fig. 1 faces the schematic diagram of the section structure for the utility model High-voltage Incoming Cabinet;
Fig. 2 is the side elevational cross-section structural schematic diagram of the utility model metering cabinet;
Fig. 3 faces the schematic diagram of the section structure for the utility model metering cabinet;
Fig. 4 faces the schematic diagram of the section structure for the utility model high-voltage terminal cabinet;
Fig. 5 is the positive structure diagram of the utility model
Fig. 6 is the positive structure diagram of the utility model Microcomputer Protection.
In figure: 1, High-voltage Incoming Cabinet;2, horizontal busbar;3, current transformer;4, voltage transformer;5, the first high_voltage isolation Switch;6, arrester;7, high voltage ground switch;8, partition;9, metering cabinet;10, uninterruptible power supply;11, fuse;12, vacuum Breaker;13, high-voltage terminal cabinet;14, the second high voltage isolator;15, big sealing plate;16, electrification display;17, Microcomputer Protection; 18, headlamp;19, famous brand hole;20, observation window.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6 is please referred to, a kind of embodiment provided by the utility model: a kind of AC metal looped network switch apparatus, including High-voltage Incoming Cabinet 1, metering cabinet 9, high-voltage terminal cabinet 13 and big sealing plate 15, the side of High-voltage Incoming Cabinet 1 are equipped with metering cabinet 9, and The side of metering cabinet 9 is equipped with high-voltage terminal cabinet 13, the top inside High-voltage Incoming Cabinet 1, metering cabinet 9 and high-voltage terminal cabinet 13 It is provided with horizontal busbar 2, meanwhile, it is mutual that the middle position inside High-voltage Incoming Cabinet 1 and high-voltage terminal cabinet 13 is provided with electric current Sensor 3, and the bottom end of current transformer 3 is provided with voltage transformer 4,13 inner bottom of High-voltage Incoming Cabinet 1 and high-voltage terminal cabinet The side at end is respectively arranged with the first high voltage isolator 5 and the second high voltage isolator 14, meanwhile, High-voltage Incoming Cabinet 1 and height Bottom end inside extrusion line cabinet 13 is provided with arrester 6, and the side of 9 inner bottom of High-voltage Incoming Cabinet 1 and metering cabinet is respectively provided with There is high voltage ground switch 7, and be in closing structure between high voltage ground switch 7 and arrester 6, convenient to overhaul, metering is set in this way Side inside cabinet 9 is provided with uninterruptible power supply 10, and uninterruptible power supply 10 is symmetric about the center line of metering cabinet 9, Setting improves electric energy supply in this way, and the bottom end of uninterruptible power supply 10 is evenly arranged with fuse 11, and fuse 11 is in metering cabinet 9 Inside be equally distributed, in this way setting improve circuit safety, the two sides of 9 inner bottom of metering cabinet are provided with vacuum circuit breaker The side of device 12, High-voltage Incoming Cabinet 1 and high-voltage terminal cabinet 13 is provided with big sealing plate 15, while High-voltage Incoming Cabinet 1, metering cabinet 9 Between high-voltage terminal cabinet 13 by big sealing plate 15 constitute sealing structure, in this way setting avoid switch contacted with air, high pressure into Partition 8, and partition 8 and High-voltage Incoming Cabinet 1, metering cabinet 9 and height are provided between line cabinet 1, metering cabinet 9 and high-voltage terminal cabinet 13 In disassembly mounting structure between extrusion line cabinet 13, setting is in this way convenient for assembling, High-voltage Incoming Cabinet 1, metering cabinet 9 and high-voltage terminal cabinet The bottom of 13 one end is provided with famous brand hole 19, and the side in famous brand hole 19 is provided with headlamp 18, High-voltage Incoming Cabinet 1, meter Side at the top of amount cabinet 9 and 13 one end of high-voltage terminal cabinet is provided with electrification display 16, while High-voltage Incoming Cabinet 1, metering cabinet 9 It is provided with Microcomputer Protection 17 with the side of 13 one end of high-voltage terminal cabinet, metering cabinet is provided with observation window 20 at the top of 9 one end.
Working principle: in use, power on makes equipment start running first, the current transformer 3 in equipment is by numerical value Biggish primary current is converted to the lesser secondary current of numerical value by certain no-load voltage ratio, then the transformation line again of voltage transformer 4 The voltage of road conveys electric energy, when circuit abnormal, the first high voltage isolator 5 and the second high voltage isolator 14 energy Electric current under normal loop condition and the at the appointed time electric current under exceptional condition are carried, equipment is protected not to be damaged, is extended Its service life, and when electric current is more than specified value, the heat that fuse 11 itself generates makes melt fuse, disconnecting circuit, together When, vacuum circuit breaker 12 is to carrying out fast arc extinction in equipment, so that circuit safety is protected, and operator can utilize electrification display 16 macroscopic examinations go out whether electrical equipment has normal operation, in addition, arrester 6 can then protect electrical equipment against high transient state mistake Voltage endangers and limits time of afterflow and afterflow amplitude.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims (6)

1. a kind of AC metal looped network switch apparatus, including High-voltage Incoming Cabinet (1), metering cabinet (9), high-voltage terminal cabinet (13) and big Sealing plate (15), it is characterised in that: the side of the High-voltage Incoming Cabinet (1) is equipped with metering cabinet (9), and the side of metering cabinet (9) Be equipped with high-voltage terminal cabinet (13), the internal top of the High-voltage Incoming Cabinet (1), metering cabinet (9) and high-voltage terminal cabinet (13) It is provided with horizontal busbar (2), meanwhile, the middle position of High-voltage Incoming Cabinet (1) and high-voltage terminal cabinet (13) inside is provided with Current transformer (3), and the bottom end of current transformer (3) is provided with voltage transformer (4), the High-voltage Incoming Cabinet (1) and The side of high-voltage terminal cabinet (13) inner bottom is respectively arranged with the first high voltage isolator (5) and the second high voltage isolator (14), meanwhile, the bottom end of High-voltage Incoming Cabinet (1) and high-voltage terminal cabinet (13) inside is provided with arrester (6), the metering cabinet (9) two sides of inner bottom are provided with vacuum circuit breaker (12), the High-voltage Incoming Cabinet (1), metering cabinet (9) and high-voltage terminal The bottom of cabinet (13) one end is provided with famous brand hole (19), and the side of famous brand hole (19) is provided with headlamp (18), described Side at the top of High-voltage Incoming Cabinet (1), metering cabinet (9) and high-voltage terminal cabinet (13) one end is provided with electrification display (16), The side of High-voltage Incoming Cabinet (1), metering cabinet (9) and high-voltage terminal cabinet (13) one end is provided with Microcomputer Protection (17), institute simultaneously It states and is provided with observation window (20) at the top of metering cabinet (9) one end.
2. a kind of AC metal looped network switch apparatus according to claim 1, it is characterised in that: the High-voltage Incoming Cabinet (1) it is provided with high voltage ground switch (7) with the side of metering cabinet (9) inner bottom, and high voltage ground switch (7) and arrester It (6) is in closing structure between.
3. a kind of AC metal looped network switch apparatus according to claim 1, it is characterised in that: the High-voltage Incoming Cabinet (1), it is provided between metering cabinet (9) and high-voltage terminal cabinet (13) partition (8), and partition (8) and High-voltage Incoming Cabinet (1), meter It measures between cabinet (9) and high-voltage terminal cabinet (13) in disassembly mounting structure.
4. a kind of AC metal looped network switch apparatus according to claim 1, it is characterised in that: the High-voltage Incoming Cabinet (1) it is provided with big sealing plate (15) with the side of high-voltage terminal cabinet (13), while High-voltage Incoming Cabinet (1), metering cabinet (9) and high pressure Sealing structure is constituted by big sealing plate (15) between outgoing line cabinet (13).
5. a kind of AC metal looped network switch apparatus according to claim 1, it is characterised in that: in the metering cabinet (9) The side in portion is provided with uninterruptible power supply (10), and uninterruptible power supply (10) is symmetric about the center line of metering cabinet (9).
6. a kind of AC metal looped network switch apparatus according to claim 5, it is characterised in that: the uninterruptible power supply (10) bottom end is evenly arranged with fuse (11), and fuse (11) is equally distributed in the inside of metering cabinet (9).
CN201920324286.7U 2019-03-14 2019-03-14 A kind of AC metal looped network switch apparatus Active CN209642167U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920324286.7U CN209642167U (en) 2019-03-14 2019-03-14 A kind of AC metal looped network switch apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920324286.7U CN209642167U (en) 2019-03-14 2019-03-14 A kind of AC metal looped network switch apparatus

Publications (1)

Publication Number Publication Date
CN209642167U true CN209642167U (en) 2019-11-15

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ID=68495947

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920324286.7U Active CN209642167U (en) 2019-03-14 2019-03-14 A kind of AC metal looped network switch apparatus

Country Status (1)

Country Link
CN (1) CN209642167U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112217118A (en) * 2020-09-27 2021-01-12 四川电器集团中电开关有限公司 Special compact high-pressure compartment for wind power box transformer substation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112217118A (en) * 2020-09-27 2021-01-12 四川电器集团中电开关有限公司 Special compact high-pressure compartment for wind power box transformer substation
CN112217118B (en) * 2020-09-27 2022-07-01 四川电器集团中电开关有限公司 Special compact high-pressure compartment for wind power box transformer substation

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