CN204547810U - A kind of roof of train electric supply installation - Google Patents
A kind of roof of train electric supply installation Download PDFInfo
- Publication number
- CN204547810U CN204547810U CN201520196662.0U CN201520196662U CN204547810U CN 204547810 U CN204547810 U CN 204547810U CN 201520196662 U CN201520196662 U CN 201520196662U CN 204547810 U CN204547810 U CN 204547810U
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- inner cone
- cone sleeve
- sleeve pipe
- electric supply
- supply installation
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Abstract
The utility model provides a kind of roof of train electric supply installation, comprises a closed air chamber, arranges multiple inner cone sleeve pipe in closed air chamber, comprises the interconnective inlet wire inner cone sleeve pipe for air chamber inlet wire and the outlet inner cone sleeve pipe for air chamber outlet.A kind of roof of train electric supply installation of the present utility model, affect little by environmental factor (as air humidity, dust and Ultraviolet radiation etc.), good insulation preformance, trouble point is few.
Description
Technical field
The utility model relates to median and high voltage power system application, especially a kind of roof of train electric supply installation being mainly used in power supply system of train.
Background technology
See Fig. 1, be connected when current roof of train is powered by pantograph with contact line conducting wire, then two ends are equipped with the power cable 2 of dry core cable joint 8, one end is connected to train pantograph, and the other end is connected to support insulator and is fixed.Another root two ends are equipped with the power cable 2 of dry core cable joint 8, one end is connected to train head, and the other end is connected to another support insulator again.Be electrically connected between two support insulators.In addition, lightning arrester 5, voltage transformer 6, RC resistance-capacitance absorption device 7 are placed in support insulator side, are electrically connected with dry core cable joint 8 by wire or copper bar.Above equipment is air insulation, large by environmental factor (as air humidity, dust and Ultraviolet radiation etc.) impact, insulating power are poor, trouble point is many, and accident rate is high, takes up room large, operation expense is high, and during train high-speed cruising, due to wind-force effect, require also very high to above plant machinery resistance to bending.
Summary of the invention
In order to solve problem existing in background technology, the utility model provides a kind of roof of train electric supply installation, and affect little by environmental factor (as air humidity, dust and Ultraviolet radiation etc.), good insulation preformance, trouble point is few.
Concrete technical solution of the present utility model is as follows:
A kind of roof of train electric supply installation, it is characterized in that: described electric supply installation comprises a closed air chamber, multiple inner cone sleeve pipe is set in described closed air chamber, comprise the inlet wire inner cone sleeve pipe for air chamber inlet wire and the outlet inner cone sleeve pipe for air chamber outlet, described inlet wire inner cone sleeve pipe is electrically connected with outlet inner cone sleeve pipe.
Above-mentioned inlet wire inner cone sleeve pipe is one or more, and each inlet wire inner cone sleeve pipe is electrically connected to train pantograph by an inlet wire power cable.
One end that above-mentioned inlet wire power cable is connected with inlet wire inner cone sleeve pipe arranges plug-in type cable joint, and inlet wire power cable is connected with inlet wire inner cone sleeve plug-in type.
Above-mentioned outlet inner cone sleeve pipe is one or more, and each outlet inner cone sleeve pipe is electrically connected to train using electricity system by an outlet power cable.
One end that above-mentioned outlet power cable is connected with outlet inner cone sleeve pipe arranges plug-in type cable joint, and outlet power cable is connected with outlet inner cone sleeve plug-in type.
Above-mentioned electric supply installation also comprises lightning arrester, and described lightning arrester is protected type plug-in arrester, is connected with inner cone sleeve plug-in type.
Above-mentioned electric supply installation also comprises voltage transformer, and described voltage transformer is connected with inner cone sleeve plug-in type or power cable that plug-in type cable joint is housed by one end is electrically connected.
Above-mentioned electric supply installation also comprises RC resistance-capacitance absorption device, and described RC resistance-capacitance absorption device is connected with inner cone sleeve plug-in type or power cable that plug-in type cable joint is housed by one end is electrically connected.
Insulation gas filled in above-mentioned closed air chamber, described insulating gas is SF
6or nitrogen or high pressure air etc.
Switch is provided with, described inlet wire inner cone sleeve pipe and be provided with earthing switch between outlet inner cone sleeve pipe and frame ground between above-mentioned inlet wire inner cone sleeve pipe and outlet inner cone sleeve pipe.
The roof of train electric supply installation that the utility model provides, affect little by environmental factor (as air humidity, dust and Ultraviolet radiation etc.), good insulation preformance, trouble point is few, adopt metal case air chamber, take up room little, the connection between each device adopts plug-in to connect, operation expense is low, and accident rate is low.
Accompanying drawing explanation
Fig. 1 is prior art structural representation of the present utility model;
Fig. 2 is structural representation of the present utility model;
Detailed description of the invention
See Fig. 2, the utility model is a kind of roof of train electric supply installation, comprises a closed air chamber 1, arranges multiple inner cone sleeve pipe in closed air chamber 1, comprises the inlet wire inner cone sleeve pipe for air chamber inlet wire and the outlet inner cone sleeve pipe for air chamber outlet.Inlet wire inner cone sleeve pipe is electrically connected with outlet inner cone sleeve pipe; Insulation gas filled in closed air chamber, insulating gas is SF
6or nitrogen or high pressure air etc.Inner cone sleeve pipe can as required for equipment such as air chamber inlet wire, outlet, connection voltage transformer, connection lightning arrester, connection RC resistance-capacitance absorption devices.Inlet wire inner cone sleeve pipe is one or more, and each inlet wire inner cone sleeve pipe is electrically connected to train pantograph by an inlet wire power cable 2.One end that inlet wire power cable 2 is connected with inlet wire inner cone sleeve pipe arranges plug-in type cable joint 3, and inlet wire power cable 2 is connected with inlet wire inner cone sleeve plug-in type.Inlet wire power cable 2 one end is dry core cable joint 8, is connected with pantograph by support insulator 9.Outlet inner cone sleeve pipe is one or more, and each outlet inner cone sleeve pipe is electrically connected to train using electricity system by an outlet power cable 4.One end that outlet power cable 4 is connected with outlet inner cone sleeve pipe arranges plug-in type cable joint 3, and outlet power cable 4 is connected with outlet inner cone sleeve plug-in type.Switch can be provided with, another inlet wire inner cone sleeve pipe and also earthing switch can be provided with between outlet inner cone sleeve pipe and frame ground between inlet wire inner cone sleeve pipe and outlet inner cone sleeve pipe.
Electric supply installation also comprises lightning arrester 5, voltage transformer 6, RC resistance-capacitance absorption device 7; Lightning arrester 5 is protected type plug-in arresters, is connected with inner cone sleeve plug-in type; Voltage transformer 6 is connected with inner cone sleeve plug-in type or power cable that plug-in type cable joint is housed by one end is electrically connected; RC resistance-capacitance absorption device 7 is connected with inner cone sleeve plug-in type or power cable that plug-in type cable joint is housed by one end is electrically connected.
Claims (10)
1. a roof of train electric supply installation, it is characterized in that: described electric supply installation comprises a closed air chamber, multiple inner cone sleeve pipe is set in described closed air chamber, comprise the inlet wire inner cone sleeve pipe for air chamber inlet wire and the outlet inner cone sleeve pipe for air chamber outlet, described inlet wire inner cone sleeve pipe is electrically connected with outlet inner cone sleeve pipe.
2. roof of train electric supply installation according to claim 1, is characterized in that: described inlet wire inner cone sleeve pipe is one or more, and each inlet wire inner cone sleeve pipe is electrically connected to train pantograph by an inlet wire power cable.
3. roof of train electric supply installation according to claim 2, is characterized in that: one end that described inlet wire power cable is connected with inlet wire inner cone sleeve pipe arranges plug-in type cable joint, and inlet wire power cable is connected with inlet wire inner cone sleeve plug-in type.
4. roof of train electric supply installation according to claim 1, is characterized in that: described outlet inner cone sleeve pipe is one or more, and each outlet inner cone sleeve pipe is electrically connected to train using electricity system by an outlet power cable.
5. roof of train electric supply installation according to claim 4, is characterized in that: one end that described outlet power cable is connected with outlet inner cone sleeve pipe arranges plug-in type cable joint, and outlet power cable is connected with outlet inner cone sleeve plug-in type.
6., according to the arbitrary described roof of train electric supply installation of claim 1-5, it is characterized in that: described electric supply installation also comprises lightning arrester, described lightning arrester is protected type plug-in arrester, is connected with inner cone sleeve plug-in type.
7. roof of train electric supply installation according to claim 6, is characterized in that: described electric supply installation also comprises voltage transformer, and described voltage transformer is connected with inner cone sleeve plug-in type or power cable that plug-in type cable joint is housed by one end is electrically connected.
8. roof of train electric supply installation according to claim 7, it is characterized in that: described electric supply installation also comprises RC resistance-capacitance absorption device, described RC resistance-capacitance absorption device is connected with inner cone sleeve plug-in type or power cable that plug-in type cable joint is housed by one end is electrically connected.
9. roof of train electric supply installation according to claim 1, it is characterized in that: insulation gas filled in described closed air chamber, described insulating gas is SF
6or nitrogen or high pressure air.
10. roof of train electric supply installation according to claim 1, is characterized in that: be provided with switch between described inlet wire inner cone sleeve pipe and outlet inner cone sleeve pipe, described inlet wire inner cone sleeve pipe and be provided with earthing switch between outlet inner cone sleeve pipe and frame ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520196662.0U CN204547810U (en) | 2015-04-02 | 2015-04-02 | A kind of roof of train electric supply installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520196662.0U CN204547810U (en) | 2015-04-02 | 2015-04-02 | A kind of roof of train electric supply installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204547810U true CN204547810U (en) | 2015-08-12 |
Family
ID=53822961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520196662.0U Active CN204547810U (en) | 2015-04-02 | 2015-04-02 | A kind of roof of train electric supply installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204547810U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111688494A (en) * | 2020-07-01 | 2020-09-22 | 青岛润威交通设备有限公司 | Vehicle-mounted power receiving system |
-
2015
- 2015-04-02 CN CN201520196662.0U patent/CN204547810U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111688494A (en) * | 2020-07-01 | 2020-09-22 | 青岛润威交通设备有限公司 | Vehicle-mounted power receiving system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |