CN108680259A - A kind of method and device of transformer fault diagnosis - Google Patents
A kind of method and device of transformer fault diagnosis Download PDFInfo
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- CN108680259A CN108680259A CN201810429031.7A CN201810429031A CN108680259A CN 108680259 A CN108680259 A CN 108680259A CN 201810429031 A CN201810429031 A CN 201810429031A CN 108680259 A CN108680259 A CN 108680259A
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000006835 compression Effects 0.000 claims abstract description 12
- 238000007906 compression Methods 0.000 claims abstract description 12
- 238000012423 maintenance Methods 0.000 claims abstract description 6
- 238000013021 overheating Methods 0.000 claims abstract description 6
- 230000015654 memory Effects 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 21
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001429 stepping effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0096—Radiation pyrometry, e.g. infrared or optical thermometry for measuring wires, electrical contacts or electronic systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J2005/0077—Imaging
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Housings And Mounting Of Transformers (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of method and devices of transformer fault diagnosis, including inner ring, the lower end of the inner ring lateral surface is connected with the lower end of outer shroud medial surface by connecting plate, the upper end of inner ring offers groove, groove and gear engagement, the output shaft of gear and third stepper motor is coaxially fixed, third stepper motor is fixed on the side of rotor plate, the sliding groove of rotor plate lower end and the upper end of outer shroud are slidably connected, laser pen, the position of headlamp and nozzle and infra-red thermometer, height and angular adjustment are convenient, improve the diagnosis efficiency of this transformer fault diagnosis device, there is no hysteresis quality in fault diagnosis；When infra-red thermometer detects that power transformer specifically puts temperature overheating, PLC sensors control solenoid valve conduction makes the compressed air in compression gas tank be sprayed through nozzle, compressed air expands the heat of draw power transformer temperature heat spot, so that maintenance personnel has the sufficient time to come, ensure the safety of power transformer.
Description
Technical field
The present invention relates to transformer fault diagnosis technical field, the method and dress of specially a kind of transformer fault diagnosis
It sets.
Background technology
The generation of Power Transformer Faults, greatly the reason is that former component calorific value is big, caused by temperature is excessively high.It is existing
The transformer online monitoring of comparative maturity and the characteristic gas method that fault diagnosis technology is using dissolved gas analysis.Base
In the fault diagnosis of oil dissolved gas, often according to the content of certain moment various gases, (or a kind of gas phase is to another kind
The ratio of gas) breakdown judge is carried out, the content value of oil dissolved gas is a static attribute amount, when failure ratio is more serious
When, the content value of oil dissolved gas is just increased significantly, and determines that the content value of oil dissolved gas appropriate is examined as failure
Disconnected critical value is relatively difficult, and there are certain hysteresis qualitys in fault diagnosis.
Invention content
The technical problem to be solved by the present invention is to overcome the existing defects, provide a kind of transformer fault diagnosis method and
The position of device, laser pen and nozzle and infra-red thermometer, height and angular adjustment are convenient, improve this transformer fault and examine
The diagnosis efficiency of disconnected device does not have hysteresis quality in fault diagnosis, can effectively solve the problems in background technology.
To achieve the above object, the present invention provides the following technical solutions：A kind of method and device of transformer fault diagnosis,
Including inner ring, the lower end of the inner ring lateral surface is connected with the lower end of outer shroud medial surface by connecting plate, and the upper end of inner ring opens up
There are groove, groove and gear to engage, the output shaft of gear and third stepper motor is coaxially fixed, and third stepper motor, which is fixed on, to be turned
The side of movable plate, the sliding groove of rotor plate lower end and the upper end of outer shroud are slidably connected, and the side of outer shroud is fixed with electric cabinet, automatically controlled
Side inside case is fixed with PLC sensors, wireless transport module and memory successively from top to bottom.
The upper surface of rotor plate is fixed with fixed plate, and the upper surface of fixed plate is fixed with the first stepper motor and riser, erects
The upper surface of plate is fixed with top plate, and the output shaft of the first stepper motor is connected with the lower end of screw rod by shaft coupling, screw rod it is upper
End is fixedly connected with the inner ring of bearing, and bearing is fixed on the lower surface of top plate, the screw hole on bearing and movable block by fixed frame
It being threadedly coupled, the side of movable block and the side of riser are slidably connected, and the upper surface of movable block is fixed with the second stepper motor, the
The output shaft of two stepping motor is fixedly connected with the centre position of swivel plate lower surface, and the side of swivel plate towards inner ring axis is solid
There are infra-red thermometer, riser side to be fixedly arranged in the middle of side plate, the side of side plate towards inner ring axis is fixed with infrared heat surely
As instrument and camera.
The electrical connection of the output end of the input terminals of PLC sensors and external power supply, the output ends of PLC sensors respectively with third
The input terminal of the input terminal of stepper motor, the input terminal of the first stepper motor and the second stepper motor is electrically connected, PLC sensors
Input terminal is electrically connected with the output end of the output end of infra-red thermometer, the output end of thermal infrared imager and camera, PLC sensings
Device respectively with wireless transport module and memory are two-way is electrically connected.
As a preferred technical solution of the present invention, the upper end of the swivel plate is fixed with headlamp, headlamp it is defeated
Enter the output end electrical connection of end and PLC sensors.
As a preferred technical solution of the present invention, the upper surface of the moving block is fixed with compression gas tank, compressed gas
The gas outlet of tank is connected to the air inlet of solenoid valve by conduit, and the gas outlet of solenoid valve and the air inlet of nozzle are connected by conduit
Logical, nozzle is fixed on the right end of swivel plate, the output end electrical connection of the input terminal and PLC sensors of solenoid valve.
As a preferred technical solution of the present invention, the axis of the inner ring and the axis of gear are vertical, inner ring upper end
Groove be equipped with noise reduction rubber cushion.
As a preferred technical solution of the present invention, the axis of the outer shroud and the axis of inner ring overlap, and outer shroud
Upper end is higher than the upper end of inner ring.
As a preferred technical solution of the present invention, the screw rod and riser are vertically arranged, screw rod to inner ring axis
Distance be less than riser to inner ring axis distance.
As a preferred technical solution of the present invention, the upper surface of the top plate is fixed with alarm, alarm it is defeated
Enter the output end electrical connection of end and PLC sensors.
As a preferred technical solution of the present invention, the side of the swivel plate towards inner ring axis is fixed with laser
Pen, the output end electrical connection of the input terminal and PLC sensors of laser pen.
As a preferred technical solution of the present invention, the lower end of the moving block is located at the top of connecting plate upper surface,
The position that moving block corresponds to outer shroud upper end is fixed with rubber block.
As a preferred technical solution of the present invention, the quantity of the connecting plate is four, and four connecting plates are outside
The lower end of ring medial surface is angularly distributed around center axis.
Compared with prior art, the beneficial effects of the invention are as follows：1) laser pen, headlamp and nozzle and infra-red thermometer
Position, height and angular adjustment it is convenient, improve the diagnosis efficiency of this transformer fault diagnosis device, do not have in fault diagnosis
Hysteresis quality.
2) when infra-red thermometer detects that power transformer specifically puts temperature overheating, PLC sensors control solenoid valve is led
Logical that compressed air in compression gas tank is sprayed through nozzle, compressed air expands the heat of draw power transformer temperature heat spot
Amount so that maintenance personnel has the sufficient time to come, and ensures the safety of power transformer.
3) temperature distribution information of power transformer and video information are transmitted to outer by PLC sensors through wireless transport module
Portion's control terminal, PLC sensors are received the control instruction of external control terminal by wireless transport module, improve this transformer fault and examine
The degree of intelligence of disconnected method and device.
4) rubber block pushes away the sundries except outer shroud upper end, prevents sundries from entering in the sliding groove of rotor plate lower end so that turns
Movable plate movement is smooth, reduces the failure rate of the method and device of this transformer fault diagnosis.
Description of the drawings
Fig. 1 is main structure diagram of the present invention；
Fig. 2 is moving block structural schematic diagram of the present invention；
Fig. 3 is structure enlargement diagram at A of the present invention.
In figure：1 top plate, 2 movable blocks, 3 side plates, 4 thermal infrared imagers, 5 solenoid valves, 6 compression gas tanks, 7 electric cabinets, 8 rotations
Block, 9 connecting plates, 10 outer shrouds, 11 inner ring, 12 gears, 13 fixed plates, 14 first stepper motors, 15 risers, 16 screw rods, 17 camera shootings
Head, 18 bearings, 19PLC sensors, 20 wireless transport modules, 21 memories, 22 headlamps, 23 swivel plates, 24 second steppings electricity
Machine, 25 laser pens, 26 nozzles, 27 infra-red thermometers, 28 third stepper motors, 29 alarms.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of method and device of transformer fault diagnosis, packet
Inner ring 11 is included, the lower end of 10 medial surface of lower end and outer shroud of 11 lateral surface of inner ring is connected by connecting plate 9, and power transformer is located at
The inside of inner ring 11, the quantity of connecting plate 9 are four, and four connecting plates 9 in the lower end of 10 medial surface of outer shroud around central shaft
Line is angularly distributed, and for connecting plate 9 so that 10 fixation of inner ring 11 and outer shroud, the upper end of inner ring 11 offers groove, groove and
Gear 12 engages, and the axis of outer shroud 10 and the axis of inner ring 11 overlap, and the upper end of outer shroud 10 is higher than the upper end of inner ring 11, inner ring
11 axis and the axis of gear 12 are vertical, and the groove of 11 upper end of inner ring is equipped with noise reduction rubber cushion, and noise reduction rubber cushion mitigates tooth
The output shaft of the noise of 12 rotation of wheel, gear 12 and third stepper motor 28 is coaxially fixed, and third stepper motor 28, which is fixed on, to be turned
The side of movable plate 8, the sliding groove of 8 lower end of rotor plate and the upper end of outer shroud 10 are slidably connected, and third stepper motor 28 works, third
Stepper motor 28 is so that gear 12 rotates, and third stepper motor 28 drives moving block 8 to be rotated around the axis of outer shroud 10, moving block 8
Lower end be located at the top of 9 upper surface of connecting plate, the position that moving block 8 corresponds to 10 upper end of outer shroud is fixed with rubber block, rubber block
Push away the sundries except 10 upper end of outer shroud, the side of outer shroud 10 is fixed with electric cabinet 7, and the side inside electric cabinet 7 is from top to bottom successively
It is fixed with PLC sensors 19, wireless transport module 20 and memory 21, PLC sensors 19 are by wireless transport module 20 and outside
Portion's control terminal realizes information transmission.
The upper surface of rotor plate 8 is fixed with fixed plate 13, and the upper surface of fixed plate 13 is fixed with 14 He of the first stepper motor
The upper surface of riser 15, riser 15 is fixed with top plate 1, and the upper surface of top plate 1 is fixed with alarm 29, the first stepper motor 14
Output shaft is connected with the lower end of screw rod 16 by shaft coupling, and screw rod 16 and riser 15 are vertically arranged, and screw rod 16 arrives inner ring axis
Distance be less than the distance that riser 15 arrives inner ring axis, the upper end of screw rod 16 is fixedly connected with the inner ring of bearing 18, and bearing 18 is logical
The lower surface that fixed frame is fixed on top plate 1 is crossed, screw hole on bearing 18 and movable block 2 is threadedly coupled, the side of movable block 2 and perpendicular
The side of plate 15 is slidably connected, and the upper surface of movable block 2 is fixed with the second stepper motor 24, the output shaft of the second stepper motor 24
It is fixedly connected with the centre position of 23 lower surface of swivel plate, the side of swivel plate 23 towards 11 axis of inner ring is fixed with infrared ray temperature
Degree meter 27 and laser pen 25, the upper end of swivel plate 23 are fixed with headlamp 22, and PLC sensors 19 are examined by infra-red thermometer 27
The temperature that power transformer is specifically put is surveyed, PLC sensors 19 control laser pen 25 and work, and laser pen 25 marks infra-red thermometer
27 temperature measuring point, 15 side of riser are fixedly arranged in the middle of side plate 3, and the side of side plate 3 towards 11 axis of inner ring is fixed with infrared heat
As instrument 4 and camera 17, PLC sensors 19 obtain the temperature distribution information of power transformer by thermal infrared imager 4, and PLC is passed
Sensor 19 obtains the video information of power transformer by camera 17, and PLC sensors 19 control headlamp 22 and work, headlamp
22 were convenient for camera 17 to work at night, laser pen 25, headlamp 22 and the position of nozzle 26 and infra-red thermometer 27, height
It is convenient with angular adjustment, the diagnosis efficiency of this transformer fault diagnosis device is improved, does not have hysteresis quality in fault diagnosis.
The upper surface of moving block 8 is fixed with compression gas tank 6, and the gas outlet of compression gas tank 6 and the air inlet of solenoid valve 5 pass through
Conduit is connected to, and the gas outlet of solenoid valve 5 is connected to the air inlet of nozzle 26 by conduit, and nozzle 26 is fixed on the right side of swivel plate 23
End, when infra-red thermometer 27 detects that power transformer specifically puts temperature overheating, PLC sensors 19 control solenoid valve 5 and are connected
So that the compressed air in compression gas tank 6 is sprayed through nozzle, compressed air expands the heat of draw power transformer temperature heat spot
Amount so that maintenance personnel has the sufficient time to come, and ensures the safety of power transformer.
The electrical connection of the output end of the input terminals of PLC sensors 19 and external power supply, the output ends of PLC sensors 19 respectively with
The input terminal of third stepper motor 28, the input terminal of laser pen 25, the input terminal of alarm 29, the input terminal of solenoid valve 5, illumination
The input terminal of the input terminal of lamp 22, the input terminal of the first stepper motor 14 and the second stepper motor 24 is electrically connected, PLC sensors 19
Input terminal be electrically connected with the output end of the output end of infra-red thermometer 27, the output end of thermal infrared imager 4 and camera 17,
PLC sensors 19 respectively with wireless transport module 20 and memory 21 is two-way is electrically connected.
PLC sensors 19 control third stepper motor 28, laser pen 25, alarm 29, solenoid valve 5, headlamp 22, first
Stepper motor 14 and the second stepper motor 24 are means commonly used in the prior art.
When in use：PLC sensors 19 realize that information transmission, electric power become by wireless transport module 20 and external control terminal
Depressor is located at the inside of inner ring 11, and PLC sensors 19 control third stepper motor 28 and work, and third stepper motor 28 is so that gear
12 rotations, third stepper motor 28 drive moving block 8 to be rotated around the axis of outer shroud 10.
PLC sensors 19 obtain the temperature distribution information of power transformer by thermal infrared imager 4, and PLC sensors 19 are logical
It crosses camera 17 and obtains the video information of power transformer, PLC sensors 19 are by the temperature distribution information of power transformer and regard
Frequency information is transferred in memory 21 and stores, and PLC sensors 19 pass through the temperature distribution information of power transformer and video information
Wireless transport module 20 is transmitted to external control terminal, and PLC sensors 19 receive external control terminal by wireless transport module 20
Control instruction, PLC sensors 19 detect the temperature that power transformer is specifically put, PLC sensors 19 by infra-red thermometer 27
It controls laser pen 25 to work, laser pen 25 marks the temperature measuring point of infra-red thermometer 27, PLC sensors 19 to control 22 work of headlamp
Make, headlamp 22 was convenient for camera 17 to work at night.
First stepper motor 14 controls screw rod 16 and works, and screw rod 16 is so that movable block 2 moves up and down, so that headlamp
22, laser pen 25 and nozzle 26 and infra-red thermometer 27 move up and down, and the second stepper motor 24 is so that 23 left-right rotary of swivel plate
Turn, so that headlamp 22, laser pen 25 and nozzle 26 and infra-red thermometer 27 rotate left and right, laser pen 25 shines swivel plate 23
Bright lamp 22 and the working range of nozzle 26 and infra-red thermometer 27 are wide.
When PLC sensors 19 detect that power transformer specifically puts temperature overheating, PLC sensings by infra-red thermometer 27
Device 19 controls alarm 29 and alarms, and PLC sensors 19 control solenoid valve 5 and are connected, and the compressed air in compression gas tank 6 is sprayed through nozzle
Go out, compressed air expands the heat of draw power transformer temperature heat spot so that maintenance personnel has the sufficient time to come.
The present invention, 1) laser pen 25, headlamp 22 and the position of nozzle 26 and infra-red thermometer 27, height and angle tune
Section is convenient, improves the diagnosis efficiency of this transformer fault diagnosis device, does not have hysteresis quality in fault diagnosis.
2) when infra-red thermometer 27 detects that power transformer specifically puts temperature overheating, PLC sensors 19 control electromagnetism
Valve 5 is connected so that the compressed air in compression gas tank 6 is sprayed through nozzle, and compressed air expands draw power transformer temperature overheat
The heat of point so that maintenance personnel has the sufficient time to come, and ensures the safety of power transformer.
3) PLC sensors 19 transmit the temperature distribution information of power transformer and video information through wireless transport module 20
To external control terminal, PLC sensors 19 are received the control instruction of external control terminal by wireless transport module 20, improve this transformation
The degree of intelligence of the method and device of device fault diagnosis.
4) rubber block pushes away the sundries except 10 upper end of outer shroud, prevents sundries from entering in the sliding groove of 8 lower end of rotor plate so that
Rotor plate 8 moves smooth, reduces the failure rate of the method and device of this transformer fault diagnosis.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of method and device of transformer fault diagnosis, including inner ring (11), it is characterised in that：On the outside of the inner ring (11)
The lower end in face and the lower end of outer shroud (10) medial surface are connected by connecting plate (9), and the upper end of inner ring (11) offers groove, groove
It is engaged with gear (12), the output shaft of gear (12) and third stepper motor (28) is coaxially fixed, and third stepper motor (28) is solid
It is scheduled on the side of rotor plate (8), the sliding groove of rotor plate (8) lower end and the upper end of outer shroud (10) are slidably connected, outer shroud (10)
Side is fixed with electric cabinet (7), and the internal side of electric cabinet (7) is fixed with PLC sensors (19), wireless biography successively from top to bottom
Defeated module (20) and memory (21)；
The upper surface of rotor plate (8) is fixed with fixed plate (13), and the upper surface of fixed plate (13) is fixed with the first stepper motor
(14) and riser (15), the upper surface of riser (15) are fixed with top plate (1), the output shaft and screw rod of the first stepper motor (14)
(16) lower end is connected by shaft coupling, and the upper end of screw rod (16) is fixedly connected with the inner ring of bearing (18), and bearing (18) passes through
Fixed frame is fixed on the lower surface of top plate (1), and the screw hole on bearing (18) and movable block (2) is threadedly coupled, the side of movable block (2)
Face and the side of riser (15) are slidably connected, and the upper surface of movable block (2) is fixed with the second stepper motor (24), the second stepping electricity
The output shaft of machine (24) is fixedly connected with the centre position of swivel plate (23) lower surface, and swivel plate (23) is towards inner ring (11) axis
Side be fixed with infra-red thermometer (27), riser (15) side is fixedly arranged in the middle of side plate (3), and side plate (3) is towards inner ring
(11) side of axis is fixed with thermal infrared imager (4) and camera (17)；
The electrical connection of the output end of the input terminals of PLC sensors (19) and external power supply, the output ends of PLC sensors (19) respectively with
The input terminal electricity of the input terminal of third stepper motor (28), the input terminal of the first stepper motor (14) and the second stepper motor (24)
Connection, the input terminal of PLC sensors (19) and the output end of infra-red thermometer (27), thermal infrared imager (4) output end and
The output end of camera (17) is electrically connected, and PLC sensors (19) are two-way with wireless transport module (20) and memory (21) respectively
Electrical connection.
2. a kind of method and device of transformer fault diagnosis according to claim 1, it is characterised in that：The swivel plate
(23) upper end is fixed with headlamp (22), the output end electrical connection of the input terminal and PLC sensors (19) of headlamp (22).
3. a kind of method and device of transformer fault diagnosis according to claim 1, it is characterised in that：The moving block
(8) upper surface is fixed with compression gas tank (6), and the gas outlet of compression gas tank (6) and the air inlet of solenoid valve (5) are connected by conduit
Logical, the gas outlet of solenoid valve (5) is connected to the air inlet of nozzle (26) by conduit, and nozzle (26) is fixed on swivel plate (23)
Right end, the output end electrical connection of the input terminal and PLC sensors (19) of solenoid valve (5).
4. a kind of method and device of transformer fault diagnosis according to claim 1, it is characterised in that：The inner ring
(11) axis of axis and gear (12) is vertical, and the groove of inner ring (11) upper end is equipped with noise reduction rubber cushion.
5. a kind of method and device of transformer fault diagnosis according to claim 1, it is characterised in that：The outer shroud
(10) axis of axis and inner ring (11) overlaps, and the upper end of outer shroud (10) is higher than the upper end of inner ring (11).
6. a kind of method and device of transformer fault diagnosis according to claim 1, it is characterised in that：The screw rod
(16) be vertically arranged with riser (15), the distance of screw rod (16) to inner ring axis be less than riser (15) to inner ring axis away from
From.
7. a kind of method and device of transformer fault diagnosis according to claim 1, it is characterised in that：The top plate
(1) upper surface is fixed with alarm (29), the output end electrical connection of the input terminal and PLC sensors (19) of alarm (29).
8. a kind of method and device of transformer fault diagnosis according to claim 1, it is characterised in that：Swivel plate (23)
Be fixed with laser pen (25) towards the side of inner ring (11) axis, the input terminal of laser pen (25) and PLC sensors (19) it is defeated
Outlet is electrically connected；The lower end of the moving block (8) is located at the top of connecting plate (9) upper surface, the corresponding outer shroud (10) of moving block (8)
The position of upper end is fixed with rubber block；The quantity of the connecting plate (9) is (four), and four connecting plates (9) are in outer shroud (10)
The lower end of medial surface is angularly distributed around center axis.
9. a kind of method of transformer fault diagnosis：1) laser pen 25, headlamp 22 and nozzle 26 and infra-red thermometer 27
Position, height and angular adjustment are convenient, improve the diagnosis efficiency of this transformer fault diagnosis device, not stagnant in fault diagnosis
Property afterwards.
2) when infra-red thermometer 27 detects that power transformer specifically puts temperature overheating, PLC sensors 19 control solenoid valve 5 and lead
Logical that compressed air in compression gas tank 6 is sprayed through nozzle, compressed air expands draw power transformer temperature heat spot
Heat so that maintenance personnel has the sufficient time to come, and ensures the safety of power transformer.
3) temperature distribution information of power transformer and video information are transmitted to outer by PLC sensors 19 through wireless transport module 20
Portion's control terminal, PLC sensors 19 receive the control instruction of external control terminal by wireless transport module 20, improve the event of this transformer
Hinder the degree of intelligence of the method and device of diagnosis.
4) rubber block pushes away the sundries except 10 upper end of outer shroud, prevents sundries from entering in the sliding groove of 8 lower end of rotor plate so that rotation
Plate 8 moves smooth, reduces the failure rate of the method and device of this transformer fault diagnosis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810429031.7A CN108680259B (en) | 2018-05-08 | 2018-05-08 | Transformer fault diagnosis device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810429031.7A CN108680259B (en) | 2018-05-08 | 2018-05-08 | Transformer fault diagnosis device |
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| CN108680259A true CN108680259A (en) | 2018-10-19 |
| CN108680259B CN108680259B (en) | 2020-06-23 |
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| CN201810429031.7A Active CN108680259B (en) | 2018-05-08 | 2018-05-08 | Transformer fault diagnosis device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342771A (en) * | 2018-11-02 | 2019-02-15 | 国网江苏省电力有限公司灌云县供电分公司 | A kind of monitoring diagnosis device of power transformer |
| CN109633336A (en) * | 2019-01-03 | 2019-04-16 | 邢亮 | High-voltage electrical apparatus intelligent monitor system |
| CN111948476A (en) * | 2020-08-11 | 2020-11-17 | 国家电网有限公司 | Portable checking device for intelligent equipment of intelligent substation |
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| CN101498690A (en) * | 2009-02-19 | 2009-08-05 | 上海交通大学 | Online fault monitoring system for power transformer |
| US20140036954A1 (en) * | 2012-08-01 | 2014-02-06 | General Electric Company | Method and device for dissolved gas analysis |
| CN106002924A (en) * | 2016-07-20 | 2016-10-12 | 张学衡 | Inspection robot for transformer substation |
| CN206321347U (en) * | 2016-12-30 | 2017-07-11 | 国网福建省电力有限公司 | A kind of online system for detecting temperature of high pressure, low-tension switch cabinet |
| CN107255522A (en) * | 2017-07-10 | 2017-10-17 | 国网信息通信产业集团有限公司 | A kind of method and device of transformer fault diagnosis |
| CN107449983A (en) * | 2017-08-10 | 2017-12-08 | 王联喜 | A kind of transformer synthesis device for detecting temperature of infrared view identification |
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| CN109342771A (en) * | 2018-11-02 | 2019-02-15 | 国网江苏省电力有限公司灌云县供电分公司 | A kind of monitoring diagnosis device of power transformer |
| CN109633336A (en) * | 2019-01-03 | 2019-04-16 | 邢亮 | High-voltage electrical apparatus intelligent monitor system |
| CN109633336B (en) * | 2019-01-03 | 2020-11-06 | 邢亮 | High-voltage electric intelligent monitoring system |
| CN111948476A (en) * | 2020-08-11 | 2020-11-17 | 国家电网有限公司 | Portable checking device for intelligent equipment of intelligent substation |
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