CN208226663U - A kind of over-zone feeding stacked switch cabinet device - Google Patents
A kind of over-zone feeding stacked switch cabinet device Download PDFInfo
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- CN208226663U CN208226663U CN201820859176.6U CN201820859176U CN208226663U CN 208226663 U CN208226663 U CN 208226663U CN 201820859176 U CN201820859176 U CN 201820859176U CN 208226663 U CN208226663 U CN 208226663U
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Abstract
A kind of over-zone feeding stacked switch cabinet device, when realizing that traction substation failure is exited or restored electricity, the method of operation conversion that do not have a power failure of Traction networks (including positive power supply network and traction current net), ensure operation security, reliable to the maximum extent, and is convenient for construction and installation and operation management and maintenance.It is made of positive current supply circuit, cathode reflux circuit and monitoring device, or is made of positive current supply circuit and monitoring device.The anode current supply circuit includes positive disconnecting switch and positive interconnection switch, is attached each other by busbar or cable.The cathode reflux circuit includes independent cathode interconnection switch.Positive disconnecting switch, positive interconnection switch, cathode interconnection switch and monitoring device are monolithically integrated in a switchboard assembly cabinet body, or positive disconnecting switch, positive interconnection switch and monitoring device are monolithically integrated in a switchboard assembly cabinet body.
Description
Technical field
The utility model relates to a kind of over-zone feeding stacked switch cabinet devices that small freight volume railway traffic engineering uses.
Background technique
Currently, the popularization and application of a variety of small freight volume railway traffic engineerings at home such as modern tram, empty rail, cloud rail are got over
Come it is more, compared with conventional subway engineering, supply load lighter feature small with passenger flow.
Power supply have using contact net powering mode or vehicle-mounted energy storage for power supply mode, traction current have using rail return current or solely
Vertical reflux board pattern.Substantially it in such a way that traction substation is set, is supplied to using the contact net of contact net powering mode
Electricity, or power to the charging rail of vehicle-mounted energy storage for power supply mode.In case of a fault, then it needs to consider real from adjacent power supply area
The area Xian Yue supports power supply, guarantees the reliability of vehicle traction power supply.
The case where common engineering uses the traveling rail of perforation as traction current access, such as uses separate reflowed board pattern
Under, in the case where realizing that getting over area supports power supply, it need to realize the synchronous perforation of return current rail.
When most cities railway traffic engineering realizes that getting over area supports power supply at present, uses disconnecting switch or breaker is made
To get over the interconnection switch that area supports power supply.In actual operational process, when interconnection switch uses disconnecting switch, not due to it
Energy on-load breaking-closing operating, it is necessary to which current supply circuit could operate after having a power failure, not only complicated for operation, also influence the normal fortune of engineering
Battalion.When interconnection switch uses breaker, since its occupation area of equipment is big, weight is big, project cost is high, running environment is wanted
Ask high, the large conveying quantities city track traffic engineering such as supply load heavier subway light rail larger suitable for current passenger flow.
Therefore, it is necessary to a kind of new over-zone feeding devices, can be reduced the occupied area of device, reduce construction investment, adapt to
Engineering site installation environment guarantees that operation security is reliable, is convenient for construction and installation and operation management and maintenance, to realize this small fortune
The more area for measuring railway traffic engineering supports function of supplying power.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of over-zone feeding stacked switch cabinet devices, are led with realizing
When drawing electric substation's failure and exiting or restore electricity, the operation that do not have a power failure of Traction networks (including positive power supply network and traction current net)
Mode is converted, and ensures operation security, reliable to the maximum extent, and be convenient for construction and installation and operation management and maintenance.
Technical solution used by the utility model is as follows:
A kind of over-zone feeding stacked switch cabinet device of the utility model, it is characterized in that: being returned by positive current supply circuit, cathode
Road and monitoring device composition are flowed back to, or is made of positive current supply circuit and monitoring device；The anode current supply circuit includes just
Pole disconnecting switch and positive interconnection switch, are attached by busbar or cable each other；The cathode reflux circuit includes independent
Cathode interconnection switch；The anode disconnecting switch, positive interconnection switch, cathode interconnection switch and monitoring device are monolithically integrated in
In one switchboard assembly cabinet body or the positive disconnecting switch, positive interconnection switch and monitoring device are monolithically integrated in one
In a switchboard assembly cabinet body.
The beneficial effects of the utility model are embodied in following aspects:
1. positive current supply circuit interconnection switch using contactor, cathode reflux circuit interconnection switch using disconnecting switch (or
Contactor), realizing reduces project cost, reduces occupied area, can install any position at the scene, engineering according to engineering demand
The safe and reliable power supply plan of better adaptability.The program can preferably adapt to current modern tram, empty rail, cloud rail
It, can be in the various projects such as underground, overhead and ground section and environment etc. the operation demand of small freight volume railway traffic engineering
Installation is used；
2. traction substation failure exits, have a power failure without other current supply circuits, in the switchboard assembly that can directly close a floodgate
Positive and negative electrode interconnection switch, realize that getting over area supports power supply, realizes not stopping for entire Traction networks by the adjacent traction substation of main track
Electricity operation mode is converted；
3. after traction substation trouble shooting, have a power failure without other current supply circuits, it can direct separating brake switchboard assembly
In positive and negative electrode interconnection switch, exit and power supply mode supported by the more area of adjacent traction substation realization, realize entire traction
The method of operation conversion that do not have a power failure of net；
4. the control cable block signal connection between traction substation can simplify, no longer need to through control cable come real
Electric blocking between existing adjacent traction substation DC feeder breaker and interconnection switch；
5, positive disconnecting switch, positive interconnection switch, cathode interconnection switch and monitoring device are monolithically integrated in a group
Combination switch cabinet cabinet body, good integrity reduce occupied area, are also convenient for operation management and maintenance；
6. the switching of traction power supply scheme can according to need direct operation, without being operated again after other circuits have a power failure,
And the actuation time of interconnection switch is short, can effectively improve the operation flexibility and safety of engineering, while reducing other tractions and becoming
The action frequency of electric institute's dc circuit breaker, improves the service life of equipment.
When more area supports power supply conversion, satisfaction does not have a power failure and more adapts to field engineering environmental demand the utility model, mentions
The high flexibility of operation of engineering projects, security reliability, are convenient for construction and installation, operation management and maintenance, can be widely applied at present
In the tractive power supply systems of a variety of small freight volume railway traffic engineerings such as modern tram, empty rail, cloud rail.
Detailed description of the invention
This specification includes following seven width attached drawing:
Fig. 1 is a kind of structural schematic diagram of over-zone feeding stacked switch cabinet device of the utility model；
Fig. 2 is a kind of wiring diagram of over-zone feeding switchboard assembly Installation practice 1 of the utility model；
Fig. 3 is a kind of wiring diagram of over-zone feeding switchboard assembly Installation practice 2 of the utility model；
Fig. 4 is a kind of wiring diagram of over-zone feeding switchboard assembly Installation practice 3 of the utility model；
Fig. 5 is a kind of wiring diagram of over-zone feeding switchboard assembly Installation practice 4 of the utility model；
Fig. 6 is a kind of wiring diagram of over-zone feeding switchboard assembly Installation practice 5 of the utility model；
Fig. 7 is a kind of wiring diagram of over-zone feeding switchboard assembly Installation practice 6 of the utility model；
Component and corresponding label: feeder breaker 1 be shown in figure, feeder line connecting cable 2, positive disconnecting switch 3, just
Pole interconnection switch 4, cathode interconnection switch 5, connecting cable 6, positive power supply network 7, cathode reflux net 8, insulation segmentation 9, monitoring dress
Set 10, switchboard assembly cabinet body 11；The adjacent traction substation 12 in left side, the adjacent traction substation 13 in right side.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
Referring to Figure 1 to Figure 7, a kind of over-zone feeding stacked switch cabinet device of the utility model is by positive current supply circuit, negative
Pole reflux circuit and monitoring device 10 form, or are made of positive current supply circuit and monitoring device 10.The anode is powered back
Road includes positive disconnecting switch 3 and positive interconnection switch 4, is attached each other by busbar or cable.The cathode is back to
Road includes independent cathode interconnection switch 5.The anode disconnecting switch 3, positive interconnection switch 4, cathode interconnection switch 5 and monitoring
Device 10 is monolithically integrated in a switchboard assembly cabinet body 11 or the positive disconnecting switch 3,4 and of positive interconnection switch
Monitoring device 10 is monolithically integrated in a switchboard assembly cabinet body 11.
After positive interconnection switch 4 is arranged in positive current supply circuit, separating brake or closing operation are not necessarily to switch with other and realize electricity
Gas-tight lock, can be according to power supply mode conversion requirements, direct separating brake or closing operation.
When this traction substation failure exits, the adjacent traction power transformation of left side adjacent traction substation 12 and right side
13 into positive power supply network 7, cathode reflux 8 range of net the switches powered without separating brake, first combined floodgate cathode interconnection switch 5,
Directly close a floodgate positive interconnection switch 4 again, is shorted insulation segmentation 9, realizes that left side adjacent traction substation 12 and right side are adjacent
Failure of the traction substation 13 into this anode power supply network 7, cathode reflux 8 range of net supports power supply.
When the trouble shooting of this traction substation, when restoring electricity, can directly close a floodgate positive disconnecting switch 3 and feed circuit breaker
1, the adjacent traction substation 13 of left side adjacent traction substation 12 and right side is to this anode power supply network 7, cathode reflux net 8
The switch powered in range exits a left side without tripping, separating brake anode interconnection switch 4 direct first, then separating brake cathode interconnection switch 5
The adjacent traction substation 13 of the adjacent traction substation 12 in side and right side is supported to the failure of supply district and is powered, and restores normal
Power supply.
The utility model power supply get over district's groups combination switch cabinet device it is mountable in electric substation or near the upper dot location,
Or other needs carry out the engineering site that more area supports power supply, are not necessarily to other special measures, can effectively realize power supply plan
Optimization, and improve the operation flexibility and security reliability of engineering.
The anode interconnection switch 4 uses contactor or semiconductor devices, and the positive setting of disconnecting switch 3 is opened in anode contact
Close 4 two sides or side.The cathode interconnection switch 5 uses contactor or disconnecting switch.
In by embodiment 1, embodiment 2, embodiment 3 and the embodiment 4 shown in Fig. 2 to Fig. 5, it is provided with positive power supply
Circuit and cathode reflux circuit, positive interconnection switch 4 uses semiconductor devices in embodiment 4.By the embodiment 5 shown in Fig. 6
It neutralizes by positive current supply circuit is only arranged in the embodiment 6 shown in Fig. 7.
The above is some of a kind of over-zone feeding switchboard assembly apparatus structure of the utility model that explain through diagrams
Composition and working principle are not intended to for the utility model being confined to shown in figure and in the specific structure and the scope of application,
Therefore all corresponding modifications that may be utilized and equivalent, belong to the applied the scope of the patents of the utility model.
Claims (3)
1. a kind of over-zone feeding stacked switch cabinet device, it is characterized in that: being filled by positive current supply circuit, cathode reflux circuit and monitoring
(10) composition is set, or is made of positive current supply circuit and monitoring device (10)；The anode current supply circuit includes anode isolation
(3) and positive interconnection switch (4) are switched, are attached each other by busbar or cable；The cathode reflux circuit includes independent
Cathode interconnection switch (5)；The anode disconnecting switch (3), positive interconnection switch (4), cathode interconnection switch (5) and monitoring dress
(10) are set to be monolithically integrated in a switchboard assembly cabinet body (11) or the positive disconnecting switch (3), positive interconnection switch
(4) it is monolithically integrated in a switchboard assembly cabinet body (11) with monitoring device (10).
2. a kind of over-zone feeding stacked switch cabinet device as described in claim 1, it is characterized in that: the anode interconnection switch
(4) contactor or semiconductor devices are used, positive disconnecting switch (3) is arranged in the two sides or side of positive interconnection switch (4).
3. a kind of over-zone feeding stacked switch cabinet device as described in claim 1, it is characterized in that: the cathode interconnection switch
(5) contactor or disconnecting switch are used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820859176.6U CN208226663U (en) | 2018-06-05 | 2018-06-05 | A kind of over-zone feeding stacked switch cabinet device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820859176.6U CN208226663U (en) | 2018-06-05 | 2018-06-05 | A kind of over-zone feeding stacked switch cabinet device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208226663U true CN208226663U (en) | 2018-12-11 |
Family
ID=64507500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820859176.6U Active CN208226663U (en) | 2018-06-05 | 2018-06-05 | A kind of over-zone feeding stacked switch cabinet device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208226663U (en) |
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2018
- 2018-06-05 CN CN201820859176.6U patent/CN208226663U/en active Active
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