CN104901170B - A kind of High-Voltage Electrical Appliances device - Google Patents
A kind of High-Voltage Electrical Appliances device Download PDFInfo
- Publication number
- CN104901170B CN104901170B CN201510231392.7A CN201510231392A CN104901170B CN 104901170 B CN104901170 B CN 104901170B CN 201510231392 A CN201510231392 A CN 201510231392A CN 104901170 B CN104901170 B CN 104901170B
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- China
- Prior art keywords
- casing
- electrical appliances
- voltage electrical
- storehouse
- positions disconnector
- Prior art date
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- 238000007789 sealing Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 8
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 2
- 238000004378 air conditioning Methods 0.000 claims 1
- 230000010354 integration Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001550 time effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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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
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/18—Disposition or arrangement of fuses
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of High-Voltage Electrical Appliances device, including casing and the protection component and three-positions disconnector that are installed in casing, the three-positions disconnector has three kinds of working conditions, i.e. normal work position, storehouse position and ground connection position；When normal work position, the three-positions disconnector is used to connect power network, traction invertor, AuCT and direct-flow air conditioner；When the position of storehouse, the three-positions disconnector is connected storehouse and used with power supply for AuCT；When position is grounded, the three-positions disconnector forces ground connection.Simple in construction, the small volume of the present invention, has the advantages that high integration and highly compatible.
Description
Technical field
Present invention relates generally to rail traffic vehicles field, a kind of High-Voltage Electrical Appliances suitable for rail traffic vehicles are refered in particular to
Device.
Background technology
With the fast development of Urbanization in China and regional economy, region passenger transport demand is increased rapidly, therefore
Resources for construction economizing type and environment amity rail vehicle transportation net, it has also become necessity of the Accelerating Regional Economic process of integration is arranged
Apply.Low-floor tramcar is as urban passenger terminals instrument, in terms of rapid and convenient, safety and comfort, energy-conserving and environment-protective
Remarkable advantage, is qualified " green " vehicles, is protruded alleviating urban traffic pressure and reducing environmental pollution to have
Advantage.
Low-floor tramcar is in place of being different from traditional high floor tramcar：Highly it is generally below at entrance door
380mm, floor is low necessarily to cause the space of underbody to diminish, and underbody space diminishes just installs traction inversion without enough spaces
The high-tension apparatuses such as device, High-Voltage Electrical Appliances device, so the traction invertor of low floor vehicle, High-Voltage Electrical Appliances device etc. are installed in car
Top, because vehicle roof is already installed with the equipment such as pantograph originally, available space is not abundant.High-Voltage Electrical Appliances device is then
It is the device for the electric current for entering electric traction system to be assigned to each subsystem.
Chinese patent application（Application No. 201220582078.5）Disclose a kind of High-Voltage Electrical Appliances device, the High-Voltage Electrical Appliances
Device is installed on vehicle roof, is integrated with insulated case, High-Voltage Electrical Appliances etc., and requires to set air inlet and exhaust outlet.But should
Device only considers to be isolated High-Voltage Electrical Appliances with external environment with a kind of insulated case, does not consider compatible and integrated functionality, compatibility compared with
Difference, volume is larger.
The domestic existing High-Voltage Electrical Appliances device for being installed on vehicle roof, is simply different between conventional mounting underbody or machinery
High-Voltage Electrical Appliances device, solve the problem of being installed on roof, its disclosure of that also simply require that roof install and
Be integrated with content that the High-Voltage Electrical Appliances device that insulated case, High-Voltage Electrical Appliances etc. are substantially installed between underbody or machinery includes but
It is that the device compatibility is poor, volume is also larger.
The content of the invention
The technical problem to be solved in the present invention is that：The technical problem existed for prior art, the present invention provides one
Plant small volume, the High-Voltage Electrical Appliances device with high integration and highly compatible.
In order to solve the above technical problems, the present invention uses following technical scheme：
A kind of High-Voltage Electrical Appliances device, including casing and the protection component and three-positions disconnector that are installed in casing,
The three-positions disconnector has three kinds of working conditions, i.e. normal work position, storehouse position and ground connection position；In normal work position
When, the three-positions disconnector is used to connect power network, traction invertor, AuCT and direct-flow air conditioner；When the position of storehouse,
The three-positions disconnector is connected storehouse and used with power supply for AuCT；When position is grounded, the three-positions disconnector
Force ground connection.
As a further improvement on the present invention：Diode is installed in the casing, makes train female by traction invertor
Line voltage is more than no current in contact net voltage, the diode reverse cut-off, pantograph and passed through, for preventing pantograph rising bow
Or during drop bow and power network arcing, and high-tension circuit is divided into two independent units.
As a further improvement on the present invention：The protection component is fuse, and the fuse is installed on traction inversion
The input front end of device cabinet and auxiliary converter cabinet, for protecting traction convertor cabinet in load abnormal or inverter abnormal in itself
And auxiliary converter cabinet.
As a further improvement on the present invention：The protection component is high-speed circuit breaker.
As a further improvement on the present invention：It is also equipped with extending electric supply installation in the casing, for working as accessory power supply
System automatically switches to another auxiliary normally run control single in the case where an Auxiliary Control Element breaks down
Member, the Auxiliary Control Element after switching is powered for the basic load of permutation car.
As a further improvement on the present invention：Enclosing by flanging one surrounding projection of formation at the top of the skeleton of the casing
Sealing strip is arranged on wall, the flanging；The casing top cover door on arrangement with sealing strip coordinate groove, the groove with it is close
Strip of paper used for sealing formation extrusion fit.
Compared with prior art, the advantage of the invention is that：
1st, High-Voltage Electrical Appliances device of the invention, for roof space it is not enough the problem of, realize high integration, high compatible
Property, convenient installation is safeguarded, structural strength is high, specious exquisite, internal structure is compact, and existing High-Voltage Electrical Appliances have extension to power again
Function, and fuse, high-speed circuit breaker can carry out alternative installation according to actual needs or all install, and be integrated with diode
Function.
2nd, High-Voltage Electrical Appliances device of the invention, it is possible to achieve, and simply and reliablely realize the rain-proof work(of High-Voltage Electrical Appliances device
Energy.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram (removing top cover door and preceding frame board) of High-Voltage Electrical Appliances device of the present invention.
Fig. 2 is the structural representation at another visual angle of High-Voltage Electrical Appliances device of the present invention.
Fig. 3 is the schematic diagram of top rain-proof structure of the High-Voltage Electrical Appliances device of the present invention employed in concrete application example.
Fig. 4 is circuit theory schematic diagram of the present invention in concrete application example.
Marginal data：
1st, three-positions disconnector；2nd, diode；3rd, fuse；4th, high-speed circuit breaker；5th, electric supply installation is extended；6th, bone
Frame；7th, sealing strip；8th, top cover door.
Embodiment
The present invention is described in further details below with reference to Figure of description and specific embodiment.
As depicted in figs. 1 and 2, High-Voltage Electrical Appliances device of the invention, including casing and the protection group that is installed in casing
Part, three-positions disconnector 1, extension electric supply installation 5 and diode 2.Wherein：
Protection component can select any one in fuse 3 and high-speed circuit breaker 4 or two according to actual needs, melt
Disconnected device 3 and high-speed circuit breaker 4 are used equally for the protection of main circuit, and relatively high speed breaker 4, the cost of fuse 3 is relatively low.It is elected
When selecting fuse 3, fuse 3 is installed on before the input in traction invertor cabinet and auxiliary converter cabinet in electrical connection
End, for protection traction convertor cabinet and auxiliary converter cabinet in load abnormal or inverter abnormal in itself.
Three-positions disconnector 1 has three kinds of working conditions, i.e. normal work position, storehouse position and ground connection position；In normal
During working position, three-positions disconnector 1 is used to connect power network, traction invertor, SIV and direct-flow air conditioner；When the position of storehouse, three
Put the connection of disconnecting switch 1 storehouse and supply AuCT with power supply（SIV）Use；When position is grounded, three-positions disconnector 1 is forced to connect
Ground, ensures traction invertor and SIV maintenance safety.
Electric supply installation 5 is extended, for when secondary power system is in an Auxiliary Control Element SIV（Static
Inverter）In the case of failure, another SIV normally run is automatically switched to, the SIV after switching is permutation car
Basic load power.
Diode 2, using its forward conduction, the principle reversely ended, makes train busbar voltage big by traction invertor
In contact net voltage, diode 2 reversely ends, and no current passes through in pantograph, during for preventing pantograph rising bow or drop bow with
The arcing of power network, and high-tension circuit is divided into two independent units.
As shown in figure 4, being circuit theory schematic diagram of the present invention in concrete application example.DC750V is passed through by contact net
The high-voltaghe compartment that pantograph enters Tp cars is crossed, arrester is arranged with pantograph.There is three-positions disconnector 1, two in high-voltaghe compartment
Pole pipe 2, current sensor, fuse 3（Also high-speed circuit breaker 4 can be chosen to install）With extension electric supply installation 5, and by DC750V separated times extremely
Traction invertor case, SIV and the direct-flow air conditioner of two units.High-Voltage Electrical Appliances device is for high-tension circuit in the entire system
Isolation and separated time effect.
Further, referring to Fig. 3, can also High-Voltage Electrical Appliances device of the present invention top waterproof design schematic diagram, high-tension electricity
The first inwardly flanging of the top surrounding of skeleton 6 of the casing of device device, it is then upward folded again, form the enclosure wall of a surrounding projection；
The groove that arrangement coordinates with sealing strip 7 on arrangement sealing strip 7 on flanging, the top cover door 8 of casing, utilizes groove and sealing strip 7
Extruding reaches sealing effectiveness.So either drench with rain and still drench with rain sideways above High-Voltage Electrical Appliances device, rainwater will not be seeped into height
Press inside electrical installation.
It the above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention should be regarded as the protection of the present invention
Scope.
Claims (3)
1. a kind of High-Voltage Electrical Appliances device, it is characterised in that including casing and the protection component being installed in casing and three positions
Disconnecting switch（1）, the three-positions disconnector（1）With there is three kinds of working conditions, i.e. normal work position, storehouse position and ground connection
Position；When normal work position, the three-positions disconnector（1）For connecting power network, traction invertor, AuCT and straight
Flow air-conditioning；When the position of storehouse, the three-positions disconnector（1）Storehouse is connected to be used for AuCT with power supply；In ground connection position
When, the three-positions disconnector（1）Force ground connection；The skeleton of the casing（6）Dashed forward by flanging one surrounding of formation at top
Sealing strip is arranged on the enclosure wall risen, the flanging（7）；The top cover door of the casing（8）Upper arrangement and sealing strip（7）What is coordinated is recessed
Groove, the groove and sealing strip（7）Form extrusion fit；
Diode is installed in the casing（2）, train busbar voltage is more than contact net voltage by traction invertor, it is described
Diode（2）Reversely cut-off, no current passes through in pantograph, during for preventing pantograph rising bow or drop bow and power network arcing,
And high-tension circuit is divided into two independent units；
It is also equipped with extending electric supply installation in the casing（5）, for going out when secondary power system in an Auxiliary Control Element
In the case of existing failure, another Auxiliary Control Element normally run, the Auxiliary Control Element after switching are automatically switched to
Basic load for permutation car is powered.
2. High-Voltage Electrical Appliances device according to claim 1, it is characterised in that the protection component is fuse（3）, it is described
Fuse（3）The input front end of traction invertor cabinet and auxiliary converter cabinet is installed on, in load abnormal or inverter sheet
Protection traction convertor cabinet and auxiliary converter cabinet when body is abnormal.
3. High-Voltage Electrical Appliances device according to claim 1, it is characterised in that the protection component is high-speed circuit breaker（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510231392.7A CN104901170B (en) | 2015-05-08 | 2015-05-08 | A kind of High-Voltage Electrical Appliances device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510231392.7A CN104901170B (en) | 2015-05-08 | 2015-05-08 | A kind of High-Voltage Electrical Appliances device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104901170A CN104901170A (en) | 2015-09-09 |
| CN104901170B true CN104901170B (en) | 2017-09-15 |
Family
ID=54033665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510231392.7A Active CN104901170B (en) | 2015-05-08 | 2015-05-08 | A kind of High-Voltage Electrical Appliances device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104901170B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108657015A (en) * | 2018-07-12 | 2018-10-16 | 中铁磁浮科技（成都）有限公司 | One kind being suitable for medium-and low-speed maglev train traction system and magnetic suspension traffic system |
| CN112054653A (en) * | 2019-06-05 | 2020-12-08 | 株洲中车时代电气股份有限公司 | Traction converter cabinet |
| CN112829775B (en) * | 2021-02-06 | 2023-01-03 | 湖南恒信电气有限公司 | Locomotive unpowered loopback auxiliary power supply interface box |
| CN113183762A (en) * | 2021-05-21 | 2021-07-30 | 中车大连电力牵引研发中心有限公司 | High-voltage electric device of non-contact net rail vehicle |
| CN114013294B (en) * | 2021-10-19 | 2024-09-27 | 中车永济电机有限公司 | High-voltage electrical equipment box |
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| CN102431469A (en) * | 2011-12-22 | 2012-05-02 | 南车株洲电力机车有限公司 | Motor train unit subsidiary loop split-phase passing uninterruptible power supply device |
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| CN203968504U (en) * | 2014-07-31 | 2014-11-26 | 株洲南车时代电气股份有限公司 | A kind of track traffic High-Voltage Electrical Appliances cabinet and floor underframe for vehicle |
| CN104377585A (en) * | 2014-11-28 | 2015-02-25 | 湖南长高高压开关集团股份公司 | Modular intelligent box type fixed inflatable high-voltage AC metal enclosure switching equipment |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201805198U (en) * | 2010-09-14 | 2011-04-20 | 南车南京浦镇车辆有限公司 | High-voltage distribution box of subway vehicle traction main circuit |
| KR101398224B1 (en) * | 2012-12-26 | 2014-05-23 | 현대모비스 주식회사 | Current detecting apparatus for low voltage dc-dc converter of electric vehicle |
| CN204046966U (en) * | 2014-05-12 | 2014-12-24 | 太仓市金时利船用电器有限公司 | Electric appliance box peculiar to vessel |
-
2015
- 2015-05-08 CN CN201510231392.7A patent/CN104901170B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102431469A (en) * | 2011-12-22 | 2012-05-02 | 南车株洲电力机车有限公司 | Motor train unit subsidiary loop split-phase passing uninterruptible power supply device |
| CN202906235U (en) * | 2012-11-06 | 2013-04-24 | 北京赛德高科铁道电气科技有限责任公司 | High-voltage electric appliance case |
| CN103507650A (en) * | 2013-10-08 | 2014-01-15 | 中国北车股份有限公司 | Traction integration whole module and novel motor train unit |
| CN203968504U (en) * | 2014-07-31 | 2014-11-26 | 株洲南车时代电气股份有限公司 | A kind of track traffic High-Voltage Electrical Appliances cabinet and floor underframe for vehicle |
| CN104377585A (en) * | 2014-11-28 | 2015-02-25 | 湖南长高高压开关集团股份公司 | Modular intelligent box type fixed inflatable high-voltage AC metal enclosure switching equipment |
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| Publication number | Publication date |
|---|---|
| CN104901170A (en) | 2015-09-09 |
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Address after: The age of 412001 in Hunan Province, Zhuzhou Shifeng District Road No. 169 Patentee after: ZHUZHOU CRRC TIMES ELECTRIC Co.,Ltd. Address before: The age of 412001 in Hunan Province, Zhuzhou Shifeng District Road No. 169 Patentee before: ZHUZH CSR TIMES ELECTRIC Co.,Ltd. |