CN201726121U - High-speed motor train unit high-voltage equipment trunk - Google Patents
High-speed motor train unit high-voltage equipment trunk Download PDFInfo
- Publication number
- CN201726121U CN201726121U CN2010202686677U CN201020268667U CN201726121U CN 201726121 U CN201726121 U CN 201726121U CN 2010202686677 U CN2010202686677 U CN 2010202686677U CN 201020268667 U CN201020268667 U CN 201020268667U CN 201726121 U CN201726121 U CN 201726121U
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- CN
- China
- Prior art keywords
- lightning arrester
- voltage equipment
- vacuum circuit
- breaker
- equipment box
- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a high-speed motor train unit high-voltage equipment trunk, which is mounted under a bottom frame of a high-speed motor train and comprises a trunk body, a filter, a vacuum circuit breaker, a lightning arrester A, a lightning arrester B, a cable connector and a cable. The filter, the vacuum circuit breaker, the lightning arrester A, the lightning arrester B and the cable connector are fixed on the trunk body, the lightning arrester A, the vacuum circuit breaker, the lightning arrester B and the cable connector are fixedly connected via the cable in sequence, and the vacuum circuit breaker, the lightning arrester A, the lightning arrester B and the cable connector are respectively provided with a grounding protective switch. The high-speed motor train unit high-voltage equipment trunk ensures that current can be quickly, safely and accurately cut off when main circuits of a high-speed motor train unit and particularly circuits behind a secondary side of a traction transformer are out of order, thereby maintaining safety of the high-speed motor train.
Description
Technical field
The utility model relates to the EMU High-Voltage Electrical Appliances, especially relates to the EMU high-voltage equipment box.
Background technology
In general, the EMU of speed per hour more than 200 kilometers driven by electric power and moves, the high-tension bus-bar of motor-car top is its electrodynamic source, and the pantograph on the motor-car then is to be used for the parts of the conduct electrical energy of contact line 25kV to car inner high voltage equipment.In the transmission course of electric energy, when circuit breaks down, all can produce destruction to main circuit and each element of EMU, cause its cisco unity malfunction, even will can bring serious consequence whole EMU, may injure personal safety.
Summary of the invention
Can be rapidly in order to make the EMU main circuit especially the later circuit of traction transformer secondary side to break down, safety, block overcurrent exactly, the utility model provides a kind of EMU high-voltage equipment box.
EMU high-voltage equipment box described in the utility model is installed under the high speed motor car body frame, comprises casing, filter for installation, vacuum circuit-breaker, lightning arrester A, lightning arrester B, wire and cable connector, cable; Wherein filter for installation, vacuum circuit-breaker, lightning arrester A, lightning arrester B, wire and cable connector are fixed on the casing, and lightning arrester A, vacuum circuit-breaker, lightning arrester B, wire and cable connector are fixedly connected by cable successively; On vacuum circuit-breaker, lightning arrester A, lightning arrester B, wire and cable connector, the ground protection switch is installed respectively.
When overload and short trouble took place for the main circuit of EMU, the vacuum circuit-breaker in the high-voltage equipment box began action and cuts off electric loop, and under the circuit normal condition, vacuum circuit-breaker can also be brought into play the effect of disconnection and closed electric power loop simultaneously; Lightning arrester B prevents that at thunderstorm weather thunder and lightning from attacking; Lightning arrester A is used for protecting transformer, the overvoltage that self inductance effect produced of eliminating transformer; Wire and cable connector is the parts that connect vacuum circuit-breaker and pantograph.
EMU high-voltage equipment box described in the utility model has the following advantages:
1, EMU high-tension apparatus described in the utility model concentrates on each electric elements in the casing and the structure sealing, can effectively avoid danger and the pollution that prevents the built-in electrical apparatus element, not only safe and reliable, and mechanical endurance is long, the maintenance maintenance is convenient, have interchangeability, overall life cycle cost is low.
2, in the EMU high-voltage equipment box described in the utility model lightning arrester A and lightning arrester B are installed; it is arranged at respectively between pantograph and vacuum circuit-breaker and vacuum short-circuiting device and the transformer; can protect vacuum circuit-breaker and transformer effectively; reduce system and directly born superpotential probability on Lightning Over-voltage and the circuit, improved the reliability of system.
In order to obtain effect better, high-voltage equipment box described in the utility model can also be in the following ways:
1, the vacuum circuit-breaker in the EMU high-voltage equipment box described in the utility model is the electromagnetic type control mode.This vacuum circuit-breaker need not the gas circuit pipeline, has eliminated pipeline gas leakage, obstruction, winter and has had unreliability factors such as condensed water, and saved the cloth tube space under the car.
2, also comprise a display lamp that is installed on the casing in the EMU high-voltage equipment box described in the utility model.This display lamp is convenient to observe the ground protection switch on vacuum circuit-breaker, lightning arrester A, lightning arrester B, the wire and cable connector, and for confirmation its is in closure state, guaranteed system safety.
3, the display lamp in the EMU high-voltage equipment box described in the utility model is explosion-proof energy-conservation alarm lamp, and this explosion-proof energy-conservation alarm lamp comprises housing, controlling alarm plate, alarm lamp.When the temperature in the high-voltage equipment box reached the early warning temperature, explosion-proof electricity-saving lamp just gave the alarm, and system is played safety, purpose of energy saving.
4, EMU high-voltage equipment box described in the utility model, its casing respectively is provided with a projection in the place corresponding with vacuum circuit-breaker and lightning arrester B end, the length and width height of projection is respectively 700mm, 430mm, 86mm and 540mm, 361mm, 150mm, and has carried out corresponding ANSYS finite element analysis at its variation.The structure of this casing is the interior insulation distance of guard box fully.
Description of drawings
Fig. 1 is the front view of EMU high-voltage equipment box described in the utility model.
Fig. 2 is the right view of EMU high-voltage equipment box described in the utility model.
Fig. 3 overlooks the perspective view of direction for EMU high-voltage equipment box described in the utility model.
Number description:
The 1-casing; The 2-filter for installation; The 3-vacuum circuit-breaker; 4-lightning arrester A; 5-lightning arrester B; The 6-wire and cable connector; The explosion-proof energy-conservation alarm lamp of 7-; The 8-cable; Projection one-9; Projection two-10.
Embodiment
With reference to EMU high-voltage equipment box described in the utility model being elaborated as Fig. 1 and Fig. 2.
EMU high-voltage equipment box described in the utility model is installed under the high speed motor car body frame, comprises casing 1, filter for installation 2, vacuum circuit-breaker 3, lightning arrester A4, lightning arrester B5, wire and cable connector 6, explosion-proof energy-conservation alarm lamp 7, cable 8; Wherein filter for installation 2, vacuum circuit-breaker 3, lightning arrester A4, lightning arrester B5, wire and cable connector 6, explosion-proof energy-conservation alarm lamp 7 are fixed on the casing 1, and lightning arrester A4, vacuum circuit-breaker 3, lightning arrester B5, wire and cable connector 6 are fixedly connected by cable 8 successively; On vacuum circuit-breaker 3, lightning arrester A4, lightning arrester B5, wire and cable connector 6, the ground protection switch is installed respectively; Casing has projection 1 and projection 2 10 respectively in the place corresponding with vacuum circuit-breaker 3 and lightning arrester B5 end, its length and width height is respectively 700mm, 430mm, 86mm and 540mm, 361mm, 150mm.
When overload and short trouble took place for the main circuit of EMU, the vacuum circuit-breaker 3 in the high-voltage equipment box began action and cuts off electric loop, and under the circuit normal condition, vacuum circuit-breaker can also be brought into play the effect of disconnection and closed electric power loop simultaneously; Vacuum circuit-breaker 3 need not the gas circuit pipeline, has eliminated pipeline gas leakage, obstruction, winter and has had unreliability factors such as condensed water, and saved the cloth tube space under the car.
Lightning arrester B5 prevents that when thunderstorm weather thunder and lightning from attacking; Lightning arrester A4 is used for protecting transformer, the overvoltage that self inductance effect produced of eliminating transformer; Wire and cable connector 6 is the parts that connect vacuum circuit-breaker and pantograph.
Explosion-proof energy-conservation alarm lamp 7 confirms except that being convenient to whether the ground protection switch on vacuum circuit-breaker, lightning arrester A, lightning arrester B, the wire and cable connector is in the closure state; when the temperature in the high-voltage equipment box reaches the early warning temperature; it also can give the alarm, and system is played the dangerous tip purpose.With reference to EMU high-voltage equipment box described in the utility model being elaborated as Fig. 1 and Fig. 2.
Claims (6)
1. an EMU high-voltage equipment box is installed under the high speed motor car body frame, it is characterized in that it comprises casing, filter for installation, vacuum circuit-breaker, lightning arrester A, lightning arrester B, wire and cable connector, cable; Wherein filter for installation, vacuum circuit-breaker, lightning arrester A, lightning arrester B, wire and cable connector are fixed on the casing, and lightning arrester A, vacuum circuit-breaker, lightning arrester B, wire and cable connector are fixedly connected by cable successively; On vacuum circuit-breaker, lightning arrester A, lightning arrester B, wire and cable connector, the ground protection switch is installed respectively.
2. high-voltage equipment box according to claim 1 is characterized in that described vacuum circuit-breaker control mode is an electromagnetic type.
3. high-voltage equipment box according to claim 1 and 2 is characterized in that also comprising in the described EMU high-voltage equipment box display lamp that is installed on the casing.
4. high-voltage equipment box according to claim 3 is characterized in that described display lamp is explosion-proof energy-conservation alarm lamp, and this explosion-proof energy-conservation alarm lamp comprises housing, controlling alarm plate, alarm lamp.
5. according to claim 1 or 2 or 4 described high-voltage equipment boxes, it is characterized in that described EMU high-voltage equipment box, its casing respectively has a projection in the place corresponding with vacuum circuit-breaker and lightning arrester B end, and this protruding length and width height is respectively 700mm, 430mm, 86mm and 540mm, 361mm, 150mm.
6. high-voltage equipment box according to claim 3, it is characterized in that described EMU high-voltage equipment box, its casing respectively has a projection in the place corresponding with vacuum circuit-breaker and lightning arrester B end, and this protruding length and width height is respectively 700mm, 430mm, 86mm and 540mm, 361mm, 150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202686677U CN201726121U (en) | 2010-07-23 | 2010-07-23 | High-speed motor train unit high-voltage equipment trunk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202686677U CN201726121U (en) | 2010-07-23 | 2010-07-23 | High-speed motor train unit high-voltage equipment trunk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201726121U true CN201726121U (en) | 2011-01-26 |
Family
ID=43494474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202686677U Expired - Lifetime CN201726121U (en) | 2010-07-23 | 2010-07-23 | High-speed motor train unit high-voltage equipment trunk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201726121U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102340123A (en) * | 2010-07-23 | 2012-02-01 | 青岛宏达赛耐尔科技股份有限公司 | High-voltage equipment box of high-speed motor train unit |
| CN102916355A (en) * | 2012-11-06 | 2013-02-06 | 北京赛德高科铁道电气科技有限责任公司 | High-voltage electrical box |
-
2010
- 2010-07-23 CN CN2010202686677U patent/CN201726121U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102340123A (en) * | 2010-07-23 | 2012-02-01 | 青岛宏达赛耐尔科技股份有限公司 | High-voltage equipment box of high-speed motor train unit |
| CN102916355A (en) * | 2012-11-06 | 2013-02-06 | 北京赛德高科铁道电气科技有限责任公司 | High-voltage electrical box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110126 |
|
| CX01 | Expiry of patent term |