CN208254536U - A kind of oil filter state monitoring device for converter power transformer - Google Patents
A kind of oil filter state monitoring device for converter power transformer Download PDFInfo
- Publication number
- CN208254536U CN208254536U CN201820732842.XU CN201820732842U CN208254536U CN 208254536 U CN208254536 U CN 208254536U CN 201820732842 U CN201820732842 U CN 201820732842U CN 208254536 U CN208254536 U CN 208254536U
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- oil
- main controller
- detection module
- monitoring device
- flow rate
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Abstract
The utility model discloses a kind of oil filter state monitoring device for converter power transformer, including oil tank, main controller, outer display and testing agency, transformer shell is provided with outside oil tank, main controller and outer display are arranged on transformer shell, testing agency includes temperature detecting module, shock detection module and flow rate detection module, temperature detecting module is connected by the first wireless signal transmission component with main controller, flow rate detection module is connected by second wireless singal transmission assembly with main controller, oil tank connects vibration motor, shock detection module is connected on vibration motor, shock detection module is connected by route with main controller, the temperature detecting module includes the first temperature inductor and second temperature inductor, oil tank includes tank body, first locating plate and the second locating plate, the monitoring device can carry out more online oil filtration machine Good monitoring, monitoring is more acurrate, and structure is simple and novel, and practicability is high.
Description
Technical field
The utility model relates to electric automatization fields, and in particular to a kind of oil filter state prison for converter power transformer
Control device.
Background technique
Converter power transformer is a core electrical equipment of extra-high voltage direct-current transmission engineering.Converter power transformer is different from common
AC transformer DC voltage and AC system are separated as the coupling part of alternating current-direct current power grid, thus the change of current
The structure of transformer is more complicated compared to the structure of traditional AC transformer.Since converter power transformer needs to carry out voltage
There is load to switch, have a more complicated on-load voltage regulating switch, a nuclear structure of on-load voltage regulating switch is that switching is opened
It closes.Since switching switchs frequent movement, grease chamber interior insulation oil is caused to deteriorate, oil-insulation strength reduction, it is necessary to online oil filtration machine
The on-load voltage regulating switch switching indoor insulating oil of circuit-breaker oil is handled, it is horizontal to restore oil-insulation.Online oil filtration machine has emphatically
The effect wanted, and the converter power transformer applied in Practical Project at present and there is no special online oil filtration machine monitoring devices, only
It can manually go to judge the state of the components such as its valve, respirator and vibration motor.
With the continuous propulsion of DC transmission engineering, the converter power transformer of different manufacturers is also constantly updating, mesh
The preceding higher converter power transformer producer of occupation rate of market has the martial prowess of external Siemens, ABB and the country to protect change and Shandong electrician
The operation of on-line uninterruption oil strain has been all made of Deng the online oil filtration machine of the converter power transformer of these mainstream converter power transformer producers
Mode.The method of operation of on-line uninterruption operation requires online oil filtration machine to keep the operating status of a lasting stability, and mesh
Preceding all these converter power transformer producers are only equipped with conventional conservator " oil level is low " alarm detector and oil stream or quick-action
Pressure switch.Vibration motor, valve and the oil temperature state of online oil filtration machine are to be detected, while these parameters can not yet
It is communicated with the monitor terminal of converter station, so that monitoring personnel can not know the state of online oil filter, Zhi Nengtong on backstage
It crosses and is manually observed to scene, be not only unable to get information most promptly and accurately, but also waste human resources.
Utility model content
The purpose of this utility model is to provide a kind of oil filter state monitoring device for converter power transformer, the monitoring
Device can preferably monitor online oil filtration machine, and monitoring is more acurrate, and structure is simple and novel, and practicability is high.
To achieve the goals above, the technical solution of use is the utility model:
A kind of oil filter state monitoring device for converter power transformer, including oil tank, main controller, outer display and detection
Mechanism, oil tank are externally provided with transformer shell, and main controller and outer display are arranged on the outer wall of transformer shell；Testing agency's packet
Temperature detecting module, shock detection module and flow rate detection module are included, temperature detecting module passes through the first wireless signal transmission group
Part is connected with main controller, and flow rate detection module is connected by second wireless singal transmission assembly with main controller, connects on oil tank
It is connected to vibration motor, shock detection module is connected on vibration motor, and shock detection module is connected by route with main controller.
Preferably, the temperature detecting module includes the first temperature inductor and second temperature inductor, and oil tank includes tank
Body, the first locating plate and the second locating plate, the first locating plate are connected on the inner wall on the top of tank body, and the second locating plate is connected to
On the inner wall of the lower part of tank body, the first temperature inductor is connected on the first locating plate, and second temperature inductor is connected to second
On locating plate.
Preferably, the lower part of the oil tank is connected with the first flowline, and one end of vibration motor connects the first oil inlet pipe, stream
Fast detection module includes two flow rate of liquid sensors, and two flow rate of liquid sensors are separately positioned on the first flowline and first
In oil inlet pipe.
Preferably, crystal oscillator and reset unit and switch relay are connected on the main controller.
Preferably, first temperature inductor and second temperature inductor are all made of PT100 thermistor composition.
Preferably, the flow rate of liquid sensor uses TCF1M-20TR2 flow rate of liquid sensor.
Preferably, the outer display is connected by RS-232 interface with main controller.
The beneficial effects of the utility model are:
The above-mentioned oil filter state monitoring device for converter power transformer, is provided with novel testing agency, testing agency
In temperature detecting module and shock detection module point by the shake of tank body inner fluid temperature and vibration motor to online oil filtration machine
Traverse degree is detected, and two in flow rate detection module flow rate of liquid sensor is respectively to the first flowline and the first oil inlet pipe
Interior flow rate of liquid is detected.Detection for tank body inner fluid temperature, in the utility model by the first temperature inductor and
Second temperature inductor detects oil liquid temperature, oil liquid temperature in biggish tank body, when stop working or work compared with
When being slow, this is because the influence of ambient temperature, the temperature of temperature and top of the tank at tank base oil inlet and outlet has temperature
Poor, the detection mode of the first temperature inductor and second temperature inductor is spent, so that the intracorporal temperature detection of tank is more acurrate.
Detailed description of the invention
Fig. 1 is the oil filter state monitoring device operation schematic diagram block diagram for converter power transformer.
Fig. 2 is the oil filter state monitoring device installation site structural schematic diagram for converter power transformer.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawing:
A kind of oil filter state monitoring device for converter power transformer combined with Figure 1 and Figure 2, oil filter condition monitoring dress
Setting in converter power transformer, oil filter state monitoring device includes oil tank 1, main controller, outer display and testing agency.Oil tank
It is provided with transformer shell 2 outside 1, supporting table 21 is provided on the inner wall of transformer shell 2, oil tank 1 is connected to by supporting leg 22
In supporting table 21, the outer end of transformer shell 2 is arranged in main controller and outer display.
Testing agency includes that temperature detecting module, shock detection module and flow rate detection module, temperature detecting module pass through
First wireless signal transmission component is connected with main controller, and flow rate detection module passes through second wireless singal transmission assembly and master control
Device is connected, and oil tank 1 connects vibration motor 12 by the first oil inlet pipe 11, and shock detection module is connected on vibration motor 12,
Shock detection module is connected by route with main controller.
Temperature detecting module includes the first temperature inductor and second temperature inductor.Oil tank 1 includes tank body 101, first
Locating plate 102 and the second locating plate 103, on the inner wall on the top that the first locating plate 102 is connected to tank body 101, the second locating plate
103 are connected on the inner wall of the lower part of tank body 101, and the first temperature inductor is connected on the first locating plate 102, second temperature sense
Device is answered to be connected on the second locating plate 103.
The lower part of oil tank 1 is connected with the first flowline 13, and one end of vibration motor connects the first oil inlet pipe 14, flow rate detection
Module includes two flow rate of liquid sensors, and two flow rate of liquid sensors are separately positioned on the first flowline 13 and the first oil inlet
In pipe 14.Crystal oscillator and reset unit and switch relay are connected on main controller.First temperature inductor and second temperature
Inductor is all made of PT100 thermistor composition.Flow rate of liquid sensor uses TCF1M-20TR2 flow rate of liquid sensor.Outside
Display is connected by RS-232 interface with main controller.
The above-mentioned oil filter state monitoring device for converter power transformer, is provided with novel testing agency, testing agency
In temperature detecting module and shock detection module point by the 101 inner fluid temperature of tank body and vibration motor 12 to online oil filtration machine
Vibration degree detected, two in flow rate detection module flow rate of liquid sensor is respectively to the first flowline 13 and first
Flow rate of liquid is detected in oil inlet pipe 14.Detection for 101 inner fluid temperature of tank body passes through the first temperature in the utility model
Degree inductor and second temperature inductor detect oil liquid temperature, and oil liquid temperature is in biggish tank body, when stopping working
Or work it is more slow when, temperature and tank body this is because the influence of ambient temperature, at 101 bottom oil inlet and outlet of tank body
The temperature at 101 tops has temperature difference, the detection mode of the first temperature inductor and second temperature inductor, so that in tank body 101
Temperature detection it is more acurrate.
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the utility model, are also answered
Belong to the protection scope of the utility model.
Claims (7)
1. a kind of oil filter state monitoring device for converter power transformer, which is characterized in that including oil tank, main controller, outer aobvious
Show that device and testing agency, oil tank are externally provided with transformer shell, main controller and outer display are arranged on the outer wall of transformer shell；
Testing agency includes temperature detecting module, shock detection module and flow rate detection module, and temperature detecting module is wireless by first
Signal transmission assembly is connected with main controller, and flow rate detection module is connected by second wireless singal transmission assembly with main controller
It is logical, vibration motor is connected on oil tank, shock detection module is connected on vibration motor, and shock detection module passes through route and master
Device is controlled to be connected.
2. a kind of oil filter state monitoring device for converter power transformer according to claim 1, which is characterized in that institute
Stating temperature detecting module includes the first temperature inductor and second temperature inductor, and oil tank includes tank body, the first locating plate and the
Two locating plates, the first locating plate are connected on the inner wall on the top of tank body, and the second locating plate is connected to the inner wall of the lower part of tank body
On, the first temperature inductor is connected on the first locating plate, and second temperature inductor is connected on the second locating plate.
3. a kind of oil filter state monitoring device for converter power transformer according to claim 1, which is characterized in that institute
The lower part for stating oil tank is connected with the first flowline, and one end of vibration motor connects the first oil inlet pipe, and flow rate detection module includes two
A flow rate of liquid sensor, two flow rate of liquid sensors are separately positioned in the first flowline and the first oil inlet pipe.
4. a kind of oil filter state monitoring device for converter power transformer according to claim 1, which is characterized in that institute
It states and is connected with crystal oscillator and reset unit and switch relay on main controller.
5. a kind of oil filter state monitoring device for converter power transformer according to claim 2, which is characterized in that institute
It states the first temperature inductor and second temperature inductor is all made of PT100 thermistor composition.
6. a kind of oil filter state monitoring device for converter power transformer according to claim 3, which is characterized in that institute
Flow rate of liquid sensor is stated using TCF1M-20TR2 flow rate of liquid sensor.
7. a kind of oil filter state monitoring device for converter power transformer according to claim 1, which is characterized in that institute
Outer display is stated to be connected by RS-232 interface with main controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820732842.XU CN208254536U (en) | 2018-05-17 | 2018-05-17 | A kind of oil filter state monitoring device for converter power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820732842.XU CN208254536U (en) | 2018-05-17 | 2018-05-17 | A kind of oil filter state monitoring device for converter power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208254536U true CN208254536U (en) | 2018-12-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820732842.XU Expired - Fee Related CN208254536U (en) | 2018-05-17 | 2018-05-17 | A kind of oil filter state monitoring device for converter power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208254536U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031243A (en) * | 2019-03-20 | 2019-07-19 | 山东电力设备有限公司 | The intelligent sound safety alarm device and method of detectable oil filter operating parameter |
-
2018
- 2018-05-17 CN CN201820732842.XU patent/CN208254536U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031243A (en) * | 2019-03-20 | 2019-07-19 | 山东电力设备有限公司 | The intelligent sound safety alarm device and method of detectable oil filter operating parameter |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 Termination date: 20190517 |
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| CF01 | Termination of patent right due to non-payment of annual fee |