CN103972811B - A kind of gas-filled type combined electrical apparatus cabinet - Google Patents
A kind of gas-filled type combined electrical apparatus cabinet Download PDFInfo
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- CN103972811B CN103972811B CN201410165382.3A CN201410165382A CN103972811B CN 103972811 B CN103972811 B CN 103972811B CN 201410165382 A CN201410165382 A CN 201410165382A CN 103972811 B CN103972811 B CN 103972811B
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- gas tank
- insulation sleeve
- air insulation
- sleeve pipe
- gas
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- Gas-Insulated Switchgears (AREA)
Abstract
The invention discloses the gas-filled type combined electrical apparatus cabinet that a kind of structure is relatively simple, easy-to-connect, maintenance workload are little, it comprises gas tank (1), first and goes out kind of thread elements, second and go out kind of thread elements, one end of the electrical connections of the first air insulation sleeve pipe (2) enters in gas tank (1) through being tightly connected, its other end at gas tank (1) outward; One end of second air insulation sleeve pipe (3), supporting insulator (4) is all connected with gas tank (1) housing, between the other end that high-tension fuse (5) is installed on the second air insulation sleeve pipe (3) and the other end of supporting insulator (4), supporting insulator (4) is for supporting high-tension fuse (5), one end of the electrical connections of the second air insulation sleeve pipe (3) enters in gas tank (1) through being tightly connected, its other end at gas tank (1) outward.
Description
Technical field
The present invention relates to electrical equipment technical field, is specifically a kind of gas-filled type combined electrical apparatus cabinet.
Background technology
Combined electrical apparatus cabinet has been widely used in distribution system, adopt the high-tension fuse of the inflation combined electrical apparatus cabinet of all insulation, totally-enclosed technology to be placed in cylinder, change inconvenient, require high to pluggable cable head making, not only complex structure, and manufacturing cost is high, and add maintenance workload and expense, and the air-insulated combined electric appliance cabinet of routine, although low price, but floor space is large, greatly affected by environment when on-load switch, earthed switch etc. run, and line service amount is large.
Summary of the invention
The technical problem to be solved in the present invention is, provides the gas-filled type combined electrical apparatus cabinet that a kind of structure is relatively simple, easy-to-connect, maintenance workload are little.
Technical scheme of the present invention is, gas-filled type combined electrical apparatus cabinet of the present invention, it comprises gas tank, first and goes out kind of thread elements, second and go out kind of thread elements, and the on-load switch, earthed switch and the high voltage device that are sealed in gas tank, and load switch operation mechanism, the earthing switch operating mechanism be located at outside gas tank, first of every phase goes out kind of thread elements and comprises the first air insulation sleeve pipe be located at outside gas tank, one end of the electrical connections of the first air insulation sleeve pipe enters in gas tank through being tightly connected, and its other end is outside gas tank; Second of every phase goes out kind of thread elements and comprises the second air insulation sleeve pipe, supporting insulator, the high-tension fuse be located at outside gas tank, one end of second air insulation sleeve pipe, supporting insulator is all connected with gas tank housing, between the other end that high-tension fuse is installed on the second air insulation sleeve pipe and the other end of supporting insulator, supporting insulator is for supporting high-tension fuse, one end of the electrical connections of the second air insulation sleeve pipe enters in gas tank through being tightly connected, its other end, outside gas tank, is electrically connected with high-tension fuse.
After adopting said structure, the present invention compared with prior art, have the following advantages: because first goes out kind of thread elements, second and go out the kind of thread elements overwhelming majority and be located at outside gas tank, required gas tank volume is reduced, simultaneously easy-to-connect, maintenance workload are little, so gas-filled type combined electrical apparatus cabinet of the present invention has the advantage that structure is relatively simple, easy-to-connect, maintenance workload are little.
As improvement, the first air insulation sleeve pipe is positioned at gas tank left plate top; Second air insulation sleeve pipe is positioned at gas tank right plate top, and like this, electric property is good, is convenient to dismounting and maintenance simultaneously.
As improvement, three the first air insulation sleeve pipes, three the second air insulation sleeve pipes are all in the horizontal plane in fan-shaped distribution, and often alternate all symmetrical in three the first air insulation sleeve pipes and three the second air insulation sleeve pipes, like this, and easy disassembly and maintenance.
Accompanying drawing explanation
Fig. 1 is the front view adopting gas-filled type combined electrical apparatus cabinet of the present invention.
Fig. 2 is the vertical view adopting gas-filled type combined electrical apparatus cabinet of the present invention.
Fig. 3 is the cutaway view adopting gas-filled type combined electrical apparatus cabinet of the present invention.
Shown in figure, 1, gas tank, the 2, first air insulation sleeve pipe, 3, the second air insulation sleeve pipe, 4, supporting insulator, 5, high-tension fuse, 6, load switch operation mechanism, 7, earthing switch operating mechanism, the 8, first transmission main shaft, 9, the first seal disc, 10, arc control device, 11, contact, 12, the second transmission main shaft, the 11, second seal disc, 12, export Abduction arm, 13, observation window, 16, explosion-protection equipment, 17, output shaft.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Gas-filled type combined electrical apparatus cabinet of the present invention, it has three-phase, it comprises gas tank 1, first and goes out kind of thread elements, second and go out kind of thread elements, and the on-load switch, earthed switch and the high voltage device that are sealed in gas tank 1, and load switch operation mechanism 6, the earthing switch operating mechanism 7 be located at outside gas tank 1, first of every phase goes out kind of thread elements and comprises the first air insulation sleeve pipe 2 be located at outside gas tank 1, one end of the electrical connections of the first air insulation sleeve pipe 2 enters through being tightly connected in gas tank 1, and its other end is outside gas tank 1; Second of every phase goes out kind of thread elements and comprises the second air insulation sleeve pipe 3, supporting insulator 4, the high-tension fuse 5 be located at outside gas tank 1, one end of second air insulation sleeve pipe 3, supporting insulator 4 is all connected with gas tank 1 housing, between the other end that high-tension fuse 5 is installed on the second air insulation sleeve pipe 3 and the other end of supporting insulator 4, supporting insulator 4 is for supporting high-tension fuse 5, one end of the electrical connections of the second air insulation sleeve pipe 3 enters through being tightly connected in gas tank 1, its other end, outside gas tank 1, is electrically connected with high-tension fuse 5.
Because circuit theory does not change, so one end of the electrical connections of the first air insulation sleeve pipe 2 is electrically connected with the respective element in gas tank 1 adopt prior art, and one end of the electrical connections of the other end of the electrical connections of the first air insulation sleeve pipe 2, the second air insulation sleeve pipe 3 in like manner.
Described be tightly connected can be connected with gas tank 1 housing between locate to adopt sealing ring to seal, also can adopt other existing Sealing Technologies.
First air insulation sleeve pipe 2 is positioned at gas tank 1 left plate top; Second air insulation sleeve pipe 3 is positioned at gas tank 1 right plate top.
Three the first air insulation sleeve pipes, 2, three the second air insulation sleeve pipes 3 are all in the horizontal plane in fan-shaped distribution, and often alternate all symmetrical in three the first air insulation sleeve pipes 2 and three the second air insulation sleeve pipes 3, as shown in Figure 3.
Gas tank 1 is the air-tightness casing be welded by corrosion resistant plate, inside fills a kind of dielectric.
Described on-load switch comprises integral type epoxy casting arc control device 10, first transmission main shaft 8; Longitudinally arrange before in after described arc control device 10; The first described transmission main shaft 8 is connected with gas tank 1 external agency output toggle arm 12 by the first seal disc 9, accepts the output work of load switch operation mechanism 6, and then drive insulation connecting lever, the conjunction realizing arc control device 10 divides.
Described earthed switch comprises contact 11, second transmission main shaft 12; The second described transmission main shaft 12 is connected with gas tank 1 external agency output shaft 17 by the second seal disc 13, accepts the output work of earthing switch operating mechanism 7, realizes the action of contact 11.
Described on-load switch and earthed switch A, B, C three-phase are done to distribute before afterwards.
Consider the uniformity of electric field when being enclosed in a high voltage device busbar design in gas tank 1, special processing is all done in its junction and surface.
Element outside gas tank 1 mainly comprises load switch operation mechanism 6, earthing switch operating mechanism 7, first air insulation sleeve pipe 2, second air insulation sleeve pipe 3, supporting insulator 4, high-tension fuse 5 etc.
Load switch operation mechanism 6 is bolted, and is directly hung on outside gas tank 1.
Earthing switch operating mechanism 7 is bolted, and is directly hung on outside gas tank 1, the kinetic energy of mechanism is exported by its output shaft 17.
Load switch operation mechanism 6, earthing switch operating mechanism 7 all adopt spring operating mechanism.
The observation window 15 be located on gas tank 1 front panel is transparent materials of a kind of high strength, can see inner case by observation window 15.
Gas tank 1 is provided with explosion-protection equipment 16 below, and prevent from causing internal arc pressure excessive in extreme circumstances because of circuit breaker failure, action discharges in explosion-protection equipment 16 to box back surface by the gases at high pressure in gas tank 1, and unlikely injury operating personnel.
Claims (3)
1. a gas-filled type combined electrical apparatus cabinet, it comprises gas tank (1), first goes out kind of thread elements, second goes out kind of thread elements, and the on-load switch be sealed in gas tank (1), earthed switch and a high voltage device, and be located at gas tank (1) load switch operation mechanism outward (6), earthing switch operating mechanism (7), it is characterized in that, first of every phase goes out kind of thread elements and comprises and be located at gas tank (1) the first air insulation sleeve pipe (2) outward, one end of the electrical connections of the first air insulation sleeve pipe (2) enters in gas tank (1) through being tightly connected, its other end at gas tank (1) outward, second of every phase goes out kind of thread elements and comprises and be located at gas tank (1) the second air insulation sleeve pipe (3) outward, supporting insulator (4), high-tension fuse (5), second air insulation sleeve pipe (3), one end of supporting insulator (4) is all connected with gas tank (1) housing, between the other end that high-tension fuse (5) is installed on the second air insulation sleeve pipe (3) and the other end of supporting insulator (4), supporting insulator (4) is for supporting high-tension fuse (5), one end of the electrical connections of the second air insulation sleeve pipe (3) enters in gas tank (1) through being tightly connected, its other end at gas tank (1) outward, be electrically connected with high-tension fuse (5).
2. gas-filled type combined electrical apparatus cabinet according to claim 1, is characterized in that, the first air insulation sleeve pipe (2) is positioned at gas tank (1) left plate top; Second air insulation sleeve pipe (3) is positioned at gas tank (1) right plate top.
3. gas-filled type combined electrical apparatus cabinet according to claim 1, it is characterized in that, three the first air insulation sleeve pipes (2), three the second air insulation sleeve pipes (3) are all in the horizontal plane in fan-shaped distribution, and often alternate all symmetrical in three the first air insulation sleeve pipes (2) and three the second air insulation sleeve pipes (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410165382.3A CN103972811B (en) | 2014-04-23 | 2014-04-23 | A kind of gas-filled type combined electrical apparatus cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410165382.3A CN103972811B (en) | 2014-04-23 | 2014-04-23 | A kind of gas-filled type combined electrical apparatus cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103972811A CN103972811A (en) | 2014-08-06 |
| CN103972811B true CN103972811B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410165382.3A Active CN103972811B (en) | 2014-04-23 | 2014-04-23 | A kind of gas-filled type combined electrical apparatus cabinet |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362575A (en) * | 2014-09-22 | 2015-02-18 | 国家电网公司 | Cable earth box with pressure release device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3936759A1 (en) * | 1989-11-02 | 1991-05-08 | Siemens Ag | THREE-POLE, METAL-ENCLOSED, PRESSURE-GAS-INSULATED, HIGH-VOLTAGE SWITCHGEAR |
| CN102593741A (en) * | 2012-03-09 | 2012-07-18 | 宁波天安（集团）股份有限公司 | Combined type transformer for photovoltaic power generation |
| CN103378564A (en) * | 2013-07-12 | 2013-10-30 | 广西银河迪康电气有限公司 | Cable branch box gas tank |
| CN203774674U (en) * | 2014-04-23 | 2014-08-13 | 宁波耐森电气科技有限公司 | Inflatable combined electric appliance cabinet |
-
2014
- 2014-04-23 CN CN201410165382.3A patent/CN103972811B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3936759A1 (en) * | 1989-11-02 | 1991-05-08 | Siemens Ag | THREE-POLE, METAL-ENCLOSED, PRESSURE-GAS-INSULATED, HIGH-VOLTAGE SWITCHGEAR |
| CN102593741A (en) * | 2012-03-09 | 2012-07-18 | 宁波天安（集团）股份有限公司 | Combined type transformer for photovoltaic power generation |
| CN103378564A (en) * | 2013-07-12 | 2013-10-30 | 广西银河迪康电气有限公司 | Cable branch box gas tank |
| CN203774674U (en) * | 2014-04-23 | 2014-08-13 | 宁波耐森电气科技有限公司 | Inflatable combined electric appliance cabinet |
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| Publication number | Publication date |
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| CN103972811A (en) | 2014-08-06 |
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