CN208588445U - A kind of open air enclosed busbar monitoring drainage arrangement - Google Patents
A kind of open air enclosed busbar monitoring drainage arrangement Download PDFInfo
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- CN208588445U CN208588445U CN201821476529.0U CN201821476529U CN208588445U CN 208588445 U CN208588445 U CN 208588445U CN 201821476529 U CN201821476529 U CN 201821476529U CN 208588445 U CN208588445 U CN 208588445U
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- capacitance sensor
- mounting hole
- drainpipe
- enclosed busbar
- connecting tube
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Abstract
The utility model relates to a kind of outdoor enclosed busbars to monitor drainage arrangement, including low-tension bushing, low-tension bushing includes bottom plate and the toroidal shell that is arranged on bottom plate, the toroidal shell and bottom plate surround drainage cavity, bottom plate is equipped with drainpipe mounting hole and capacitance sensor mounting hole, welding connecting tube at drainpipe mounting hole, the end of connecting tube connects drainpipe, the end of drainpipe connects drain valve, the inner wall of capacitance sensor mounting hole is equipped with screw thread, capacitance sensor is installed at capacitance sensor mounting hole, the mode that capacitance sensor is connected through a screw thread is connect with capacitance sensor mounting hole.Originally practical to have can solve inner product water problems, and can alert in early days well, it inspects periodically, it is ensured that it is internal without ponding, guarantee safety during bus operation.
Description
Technical field
The utility model relates to field of power distribution, especially a kind of outdoor enclosed busbar monitors drainage arrangement.
Background technique
For many power plant, random groups put into operation the time increase, each portion's weld seam of enclosed busbar is cracked, gasket is old
Change actual effect, in the big local special climate area of thunderstorm season or day and night temperature, be easy to cause ponding inside enclosed busbar, dampness
Problem；During equipment is run, enclosed busbar ponding directly affects the safe operation of unit, once ponding excludes will lead to not in time
Busbar grounding or short trouble, until causing unit is non-to stop.The method of control ponding has very much, finds sealing face leakage point, and
Shi Jinhang plugging operation is one of them, but this work could operate under unit outage.Rainy day throws heating tape heating and goes
Except moisture is two wherein, enclosed busbar installs micro positive pressure device additional, it is ensured that internally dry air is three wherein.But enclosed busbar
Inside is problem place because sealing surface effect difference causes internal ponding cannot exclude during operation, and the ponding inside enclosed busbar is asked
There is presently no monitored and solved well for topic.
Utility model content
Purpose of the utility model is to solve defects of the existing technology, provide a kind of outdoor enclosed busbar monitoring
Drainage arrangement.
To achieve the goals above, the technical solution adopted in the utility model is:
A kind of open air enclosed busbar monitoring drainage arrangement, including low-tension bushing, low-tension bushing include that bottom plate and setting exist
Toroidal shell on bottom plate, the toroidal shell and bottom plate surround drainage cavity, and bottom plate is equipped with drainpipe mounting hole and capacitor passes
Sensor mounting hole, welding connecting tube at drainpipe mounting hole, the end of connecting tube connect drainpipe, and the end of drainpipe connects row
Water valve, the inner wall of capacitance sensor mounting hole are equipped with screw thread, install capacitance sensor, capacitance sensing at capacitance sensor mounting hole
The mode that device is connected through a screw thread is connect with capacitance sensor mounting hole.
The bottom of a kind of above-mentioned outdoor enclosed busbar monitoring drainage arrangement, the low-tension bushing and enclosed busbar connects,
The inner cavity of enclosed busbar is connected to the drainage cavity of low-tension bushing.
A kind of above-mentioned outdoor enclosed busbar monitors drainage arrangement, and the connecting tube and drainpipe pass through flanged joint.
A kind of above-mentioned outdoor enclosed busbar monitors drainage arrangement, and the connecting tube and drainpipe are galvanized pipe, connection
The end of pipe is connected to drainage cavity.
A kind of above-mentioned outdoor enclosed busbar monitors drainage arrangement, and the drain valve is drainage ball valve.
A kind of above-mentioned outdoor enclosed busbar monitors drainage arrangement, and the signal wire of the capacitance sensor connects collecting and distributing control
System, Distributed Control System use for reference the existing control technology of this field.
The utility model has the following beneficial effects: the bottom plate of the device is equipped with drainpipe mounting hole and capacitance sensor is installed
Hole, welding connecting tube at drainpipe mounting hole, the end of connecting tube connect drainpipe, and the end of drainpipe connects drain valve, electricity
The inner wall for holding sensor mounting hole is equipped with screw thread, installs capacitance sensor at capacitance sensor mounting hole, capacitance sensor passes through
The mode of threaded connection is connect with capacitance sensor mounting hole, when leakproofness difference, which occurs, in enclosed busbar leads to internal ponding, envelope
Overstocked ponding enters the drainage cavity of low-tension bushing and enters in connecting tube and drainpipe and arranges from drain valve inside close nut line
Out, for convenience the ponding problem of enclosed busbar monitor on line, the signal wire of capacitance sensor connects collecting and distributing control system
System, when sensing the ponding inside enclosed busbar, capacitance sensor passes alarm signal after sensing ponding capacitance sensor
It is sent to Distributed Control System, after Distributed Control System receives alarm signal, maintenance personnel can be sent to go to drain from the background, prevent to close
Ponding causes insulation fault inside bus.Originally practical to have can solve inner product water problems, and can alert in early days well,
It inspects periodically, it is ensured that it is internal without ponding, guarantee safety during bus operation.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model；
Fig. 2 is the schematic diagram of the utility model low-tension bushing.
Specific embodiment
As shown in Figure 1 and Figure 2, a kind of outdoor enclosed busbar monitors drainage arrangement, including low-tension bushing 1, and low-tension bushing 1 wraps
The toroidal shell 3 of bottom plate 2 and setting on a base plate 2 is included, toroidal shell 3 and bottom plate 2 surround drainage cavity 4, and bottom plate 2 is equipped with row
The end of water pipe mounting hole 5 and capacitance sensor mounting hole 6, welding connecting tube 7 at drainpipe mounting hole 5, connecting tube 7 connects row
Water pipe 8, the end of drainpipe 8 connect drain valve 9, and the inner wall of capacitance sensor mounting hole 6 is equipped with screw thread, capacitance sensor installation
Capacitance sensor (not shown) is installed, the mode and capacitance sensor mounting hole 6 that capacitance sensor is connected through a screw thread connect at hole 6
It connects.
In the utility model, low-tension bushing 1 is connect with the bottom of enclosed busbar, the inner cavity of enclosed busbar and low-tension bushing
Drainage cavity 4 is connected to, and connecting tube 7 is connect with drainpipe 8 by flange 10.
It gets rusty in order to prevent, connecting tube 7 and drainpipe 8 are galvanized pipe, and the end of connecting tube 7 is connected to drainage cavity 4, row
Water valve 9 is drainage ball valve, and the signal wire of capacitance sensor connects Distributed Control System, and Distributed Control System uses for reference showing for this field
There is control technology.
The bottom plate 2 of the device is equipped with drainpipe mounting hole 5 and capacitance sensor mounting hole 6, welds at drainpipe mounting hole 5
Adapter tube 7 in succession, the end of connecting tube 7 connect drainpipe 8, and the end of drainpipe 8 connects drain valve 9, capacitance sensor mounting hole 6
Inner wall be equipped with screw thread, capacitance sensor (not shown) is installed, capacitance sensor passes through screw thread company at capacitance sensor mounting hole 6
The mode connect is connect with capacitance sensor mounting hole 6, when leakproofness difference, which occurs, in enclosed busbar leads to internal ponding, enclosed busbar
The overstocked ponding in inside enters the drainage cavity 4 of low-tension bushing 1 and enters in connecting tube 7 and drainpipe 8 from 9 row of drain valve
Out, for convenience the ponding problem of enclosed busbar monitor on line, the signal wire of capacitance sensor connects collecting and distributing control system
System, when sensing the ponding inside enclosed busbar, capacitance sensor passes alarm signal after sensing ponding capacitance sensor
It is sent to Distributed Control System, after Distributed Control System receives alarm signal, maintenance personnel can be sent to go to drain from the background, prevent to close
Ponding causes insulation fault inside bus.Originally practical to have can solve inner product water problems, and can alert in early days well,
It inspects periodically, it is ensured that it is internal without ponding, guarantee safety during bus operation.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only the principles of the present invention, the utility model also has respectively on the premise of not departing from the spirit and scope of the utility model
Kind changes and improvements, these changes and improvements are both fallen in the range of claimed invention.The requires of the utility model
Protection scope defined by appended claims and its equivalent.
Claims (6)
1. a kind of open air enclosed busbar monitors drainage arrangement, including low-tension bushing, low-tension bushing includes bottom plate and is arranged the bottom of at
Toroidal shell on plate, which is characterized in that the toroidal shell and bottom plate surround drainage cavity, and bottom plate is equipped with drainpipe mounting hole
With capacitance sensor mounting hole, the end of welding connecting tube at drainpipe mounting hole, connecting tube connects drainpipe, the end of drainpipe
Portion connects drain valve, and the inner wall of capacitance sensor mounting hole is equipped with screw thread, installs capacitance sensor at capacitance sensor mounting hole,
The mode that capacitance sensor is connected through a screw thread is connect with capacitance sensor mounting hole.
2. a kind of outdoor enclosed busbar according to claim 1 monitors drainage arrangement, which is characterized in that the low-tension bushing
It is connect with the bottom of enclosed busbar, the inner cavity of enclosed busbar is connected to the drainage cavity of low-tension bushing.
3. a kind of outdoor enclosed busbar according to claim 1 monitors drainage arrangement, which is characterized in that the connecting tube with
Drainpipe passes through flanged joint.
4. a kind of outdoor enclosed busbar according to claim 1 monitors drainage arrangement, which is characterized in that the connecting tube and
Drainpipe is galvanized pipe, and the end of connecting tube is connected to drainage cavity.
5. a kind of outdoor enclosed busbar according to claim 1 monitors drainage arrangement, which is characterized in that the drain valve is
Drainage ball valve.
6. a kind of outdoor enclosed busbar according to claim 1 monitors drainage arrangement, which is characterized in that the capacitance sensing
The signal wire of device connects Distributed Control System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821476529.0U CN208588445U (en) | 2018-09-11 | 2018-09-11 | A kind of open air enclosed busbar monitoring drainage arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821476529.0U CN208588445U (en) | 2018-09-11 | 2018-09-11 | A kind of open air enclosed busbar monitoring drainage arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208588445U true CN208588445U (en) | 2019-03-08 |
Family
ID=65545151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821476529.0U Active CN208588445U (en) | 2018-09-11 | 2018-09-11 | A kind of open air enclosed busbar monitoring drainage arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208588445U (en) |
-
2018
- 2018-09-11 CN CN201821476529.0U patent/CN208588445U/en active Active
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