CN210720066U - Automatic hydrophobicity detection device for composite insulator - Google Patents
Automatic hydrophobicity detection device for composite insulator Download PDFInfo
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- CN210720066U CN210720066U CN201921247410.0U CN201921247410U CN210720066U CN 210720066 U CN210720066 U CN 210720066U CN 201921247410 U CN201921247410 U CN 201921247410U CN 210720066 U CN210720066 U CN 210720066U
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Abstract
An automatic detection device for hydrophobicity of a composite insulator comprises a frame, a disc-shaped conveying device and a two-axis motion platform. It is characterized in that the frame is provided with a movable door, a water pump and a water supply tank; the disk-shaped transfer device includes: the third step motor drives the rotary table to rotate; the two-axis motion platform includes: first hold-in range guide rail and second hold-in range guide rail, second hold-in range guide rail are installed on first hold-in range guide rail, install camera, atomizer and annular lamp on the second hold-in range guide rail, link to each other with motor drive and controller through the motor on the hold-in range guide rail, have realized the automated inspection to the hydrophobicity of composite insulator. The utility model discloses can be accurate, the efficient carries out composite insulator's hydrophobicity and detects, its simple structure, convenient to use.
Description
The technical field is as follows: the utility model belongs to the technical field of electric power, especially, relate to a composite insulator hydrophobicity automatic checkout device.
Background art:
the composite insulator is widely applied to the field of rail transit, and the performance of the composite insulator has important influence on the safe operation of a train. The composite insulator can be attached with a large amount of dirt on the surface after being exposed outdoors for a long time, a dirty layer is formed on the outer surface of the insulator, the surface insulating capability of the insulator is reduced, the surface leakage current is increased, and therefore pollution flashover accidents occur under normal voltage operation. The possibility of pollution flashover of the insulator can be accurately evaluated by means of the hydrophobicity grade judgment, so that whether the insulator can be used again or not is determined.
At present, a factory detects the hydrophobicity of a composite insulator by a water spraying classification method, a multi-purpose handheld detector detects the water spraying on the surface of the insulator, and the spraying of a region to be detected is uneven under the influence of the environment and the handheld mode; the method of visual inspection is used for judging the hydrophobicity grade of the insulator, and the method is not standard; the number of hydrophobic detection samples before the insulator leaves factory is large, and the manual handheld detection mode has the problems of long time, high labor cost, complex steps, large environmental influence and the like.
The invention content is as follows:
the utility model aims to solve the technical problem that to foretell technical current situation and provide a composite insulator hydrophobicity automatic checkout device, the device detection efficiency is high, and the detection accuracy is high to can detect the insulator of different models.
In order to achieve the technical purpose, the utility model adopts the following technical scheme to realize
An automatic detection device for hydrophobicity of a composite insulator comprises a frame, a disc-shaped conveying device and a two-axis motion platform. The frame is provided with a movable door, a water pump, a water supply tank and a drawing water tank; the disk-shaped transfer device includes: the third step motor drives the rotary table to rotate; the two-axis motion platform includes: first hold-in range guide rail and second hold-in range guide rail, second hold-in range guide rail are installed on first hold-in range guide rail, install camera, atomizer and annular lamp on the second hold-in range guide rail, link to each other with motor drive and controller through the motor on the hold-in range guide rail, have realized the automated inspection to the hydrophobicity of composite insulator.
The frame is built by the section bar and forms, water tank, water pump and atomizer pass through water pipe and connect gradually.
And a drain hole is formed in the insulator base, a drawing water tank is arranged below the drain hole, and the third stepping motor is fixed on the frame through the motor base.
The first synchronous belt guide rail is fixed on the frame through a first right-angle piece, the second synchronous belt guide rail is installed on the first synchronous belt guide rail through a second right-angle piece, the camera and the atomizing nozzle are fixed on the installation plate through screws, and the annular lamp is also fixed on the installation plate through a buckle.
The water pump and the water feeding tank are installed on a first partition plate, the two-axis motion platform, the rotary table and the insulator base are installed on a second partition plate, a plurality of holes are formed in the second partition plate and used for draining water, a waterproof pad is paved on the partition plate, and the drawing water tank is installed on a third partition plate.
The first synchronous belt guide rail and the second synchronous belt guide rail are respectively provided with a first stepping motor and a second stepping motor, the first stepping motor is connected with a first stepping motor driver, PUL +, DIR + pins of the first stepping motor driver are connected with a 5V port of a controller, PUL-, DIR-pins of the first stepping motor driver are correspondingly connected with XD and XP pins of a stepping motor controller, the second stepping motor is connected with a second stepping motor driver, PUL +, DIR + pins of the second stepping motor driver are connected with a 5V port of the controller, PUL-, DIR-pins of the second stepping motor driver are correspondingly connected with YD and YP pins of a stepping motor controller, and the model of the stepping motor controller is ATE-5520.
The utility model has the advantages that:
the utility model discloses an insulator hydrophobicity detection device degree of automation is high, can use manpower sparingly, simplifies the testing procedure. The detection application range is wide, and the insulators of different types can be processed. The defect of uneven manual water spraying is avoided, the influence of external wind on detection is avoided, the illumination environment of image processing is improved to a certain extent, the detection environment is standardized, the detection accuracy is improved, and the safety of later-stage live detection personnel is improved due to uncharged detection of the hydrophobicity of the insulator.
1. The equipment is light and convenient to move, and is suitable for different places. The detection equipment is light in weight and moderate in size, and can be moved randomly according to requirements without influencing detection accuracy.
2. The utility model discloses an insulator hydrophobicity detection device degree of automation is high, can detect a batch composite insulator in succession, and detection efficiency is high, can use manpower sparingly, simplifies the testing procedure.
3. It is wide to detect application scope, and the insulator model is different, and corresponding structure height is also different, the utility model discloses a device highly reaches 100 centimetres, and suitable for insulator scope is extensive, can accomplish the detection to the composite insulator among a lot of electric power system.
4. The detection device adopts a two-axis motion platform and can realize multi-angle hydrophobicity detection of the insulator by matching with the rotary motion of the rotary table. The uneven illumination is a general problem in the field of image processing, and by adopting the annular light source and controlling the illumination distance, the illumination environment of the image processing is improved to a certain extent, and the influence of uneven illumination is reduced. Adopt atomizer, avoided artifical inhomogeneous drawback of spraying water, avoided external wind to make standardized environment to the influence that detects.
5. And the hydrophobicity of the composite insulator is not charged, so that the safety of detection personnel is improved. The voltage of the upper grid side of the electric locomotive is 25kV, the voltage on a high-voltage transmission line also reaches several kilovolts, and the online detection has great danger.
In conclusion, the mechanical structure is convenient to install and low in manufacturing cost, and is far lower than similar products in the market. The method has wide application range of the insulator, and can finish detection on the composite insulator in a plurality of power systems. The detection environment is standardized, and the detection accuracy is improved to a great extent. The uneven illumination is a general problem in the field of image processing, and by adopting the annular light source and controlling the illumination distance, the illumination environment of the image processing is improved to a certain extent, and the influence of uneven illumination is reduced.
Description of the drawings:
fig. 1 is a schematic view of the mechanical structure of the present invention;
FIG. 2 is a schematic view of the structure of the disk-shaped conveyer of the present invention;
FIG. 3 is a schematic structural view of a two-axis motion platform of the present invention;
fig. 4 is an overall schematic view of the present invention;
FIG. 5 is a schematic diagram of a control system of the two-axis motion platform of the present invention;
shown in the figure: 10. a frame; 11. a movable door; 12. a water pump; 13. a water supply tank; 14. drawing the water tank; 15. a first separator; 16. a second separator; 17. a third partition plate; 18. a waterproof pad; 19. a housing; 20. A turntable; 21. a third step motor; 22. an insulator base; (ii) a 23. A first timing pulley; 24. a second timing pulley; 25. a motor base; 26. steel balls; 301. a first synchronous belt guide rail; 302. a second synchronous belt guide rail; 303. a camera; 304. an atomizing spray head; 305. an annular lamp; 306. a first right angle member; 307. a second right angle member; 308. mounting a plate; 309. buckling; 310. a first stepper motor; 311. a first stepper motor driver; 312. a second stepping motor; 313. a second step motor driver; 314. a stepper motor controller; 40. an insulator;
the specific implementation mode is as follows:
the present invention will be described in further detail with reference to the following embodiments.
As shown in the figure, the first and second,
the utility model provides a scheme that its technical problem adopted is: the utility model provides a hydrophobicity automatic checkout device of composite insulator which characterized in that: comprises a frame 10, a disk-shaped conveying device and a two-axis motion platform. The frame 10 is provided with a movable door 11, a water pump 12, a water supply tank 13 and a drawing water tank 14; the disk-shaped transfer device includes: the insulator base comprises a rotary table 20, a third stepping motor 21 and a plurality of insulator bases 22, wherein the insulator bases 22 are uniformly arranged on the rotary table 20, and the third stepping motor 21 drives the rotary table 20 to rotate; the two-axis motion platform includes: first hold-in range guide rail 301 and second hold-in range guide rail 302, second hold-in range guide rail installation 302 is on first hold-in range guide rail 301, installs camera 303, atomizer 304 and annular lamp 305 on the second hold-in range guide rail 302, links to each other with motor drive ware and controller through the motor on the hold-in range guide rail, has realized the automated inspection to the hydrophobicity of composite insulator.
The frame 10 is built by sectional materials; the water supply tank 13, the water pump 12 and the atomizing nozzle 304 are connected in sequence through water pipes.
A drain hole is formed in the insulator base 22, a drawing water tank 14 is arranged below the drain hole, and the third stepping motor 21 is fixed on the frame 10 through a motor base 25.
The first synchronous belt guide rail 301 is fixed on the frame 10 through a first right-angle member 306, the second synchronous belt guide rail is fixed on the first synchronous belt guide rail 301 through a second right-angle member 307, the camera 303 and the atomizing nozzle 304 are fixed on a mounting plate 308 through screws, and the annular lamp 305 is also fixed on the mounting plate 308 through a buckle 309.
The water pump 12 and the water delivery tank 13 are installed on a first partition 15, the biaxial motion platform, the turntable 20 and the insulator base 22 are installed on a second partition 16, a plurality of holes are formed in the second partition 16 for water drainage, a waterproof pad 18 is laid on the second partition, and the drawing water tank 14 is installed on a third partition 17.
The first stepping motor 310 is connected with a first stepping motor driver 311, a PUL + pin and a DIR + pin of the first stepping motor driver 311 are connected with a 5V port of a stepping motor controller 314, a PUL-pin and a DIR-pin of the first stepping motor driver 311 are correspondingly connected with XD pins and XP pins of the stepping motor controller 314, the second stepping motor 312 is connected with a second stepping motor driver 313, a PUL + pin and a DIR + pin of the second stepping motor driver 313 are connected with a 5V port of the stepping motor controller 314, a PUL-pin and a DIR-pin of the second stepping motor driver 313 are correspondingly connected with YD pins and YP pins of the stepping motor controller 314, and the model of the stepping motor controller 314 is ATE-5520.
More specifically, the insulator base 22 is a part for placing the insulator 40 to be detected, and is shaped into a central cylinder with an arched radian surface on the upper part and an inner hollow part on the lower part, the arched radian is used for being attached to an insulator shed, the shed is an outer insulating part of the insulator 40, the inner hollow cylinder is used for placing a core rod of the insulator 40, so that the insulator 40 cannot shake and be damaged when rotating along with the turntable 20, water can flow into the drawing water tank 14 through the hollow cylinder, and the insulator base 22 is fixed on the turntable 20 through a screw; a first synchronous belt wheel 23 at the center of the rotary table 20 is connected with a second synchronous belt wheel 24 on the rotating shaft of a third stepping motor 21 through a belt, the rotary table 20 is arranged in a second partition plate 16, annular grooves are formed in the inner side of the second partition plate 16 and the outer side of the rotary table 20, a whole circle of steel balls 26 is arranged in the annular grooves, and the rotary table 20 is supported on the premise that the rotation of the rotary table 20 is not influenced; the third step motor 21 is a power source for driving the turntable 20 to rotate, is connected with the turntable 20 through a belt to drive the turntable 20 to rotate, and accurately controls the rotation angle of the turntable 20 to determine the position of the insulator base 22.
In more detail, the second timing belt guide 302 mounts the camera 303, and the atomizing head 304 and the ring light 305 on the board. The annular lamp 305 is used for illumination and is positioned above the insulator to be tested 40, so that the illumination is uniform, and the later-stage image processing is facilitated; the front side of the shell 19 of the frame 10 is provided with the movable door 11, when a batch (four) of composite insulators 40 are detected, the movable door 11 is gradually closed, and the influence of external wind on internal detection is reduced; the camera 303 is used for shooting the water sprayed part of the umbrella skirt of the insulator 40, shooting one part before water spraying and after water spraying is finished under the control of the upper computer, and timely transmitting a high-definition image back to the upper computer for processing; after the testing of one insulator 40 is completed, the third step motor 21 drives the rotary table 20 to send the next insulator 40 to be tested to the corresponding position. After the detection of one batch of composite insulators 40 is finished, the movable door 11 is gradually opened, and the next batch of composite insulators 40 is put into the movable door for detection.
Claims (6)
1. The utility model provides a hydrophobicity automatic checkout device of composite insulator which characterized in that: comprises a frame, a disk-shaped conveying device and a two-axis motion platform;
the frame is provided with a movable door, a water pump, a water supply tank and a drawing water tank;
the disc-shaped transfer device comprises: the third step motor drives the rotary table to rotate;
the two-axis motion platform comprises: first hold-in range guide rail and second hold-in range guide rail, second hold-in range guide rail are installed on first hold-in range guide rail, install camera, atomizer and annular lamp on the second hold-in range guide rail, link to each other with motor drive and controller through the motor on the hold-in range guide rail, have realized the automated inspection to the hydrophobicity of composite insulator.
2. The insulator hydrophobicity automatic detection device of claim 1, wherein: the frame is built by the section bar and forms, water tank, water pump and atomizer pass through water pipe and connect gradually.
3. The insulator hydrophobicity automatic detection device of claim 1, wherein: and a drain hole is formed in the insulator base, a drawing water tank is arranged below the drain hole, and the third stepping motor is fixed on the frame through the motor base.
4. The insulator hydrophobicity automatic detection device of claim 1, wherein: the first synchronous belt guide rail is fixed on the frame through a first right-angle piece, the second synchronous belt guide rail is installed on the first synchronous belt guide rail through a second right-angle piece, the camera and the atomizing nozzle are fixed on the installation plate through screws, and the annular lamp is also fixed on the installation plate through a buckle.
5. The insulator hydrophobicity automatic detection device of claim 1, wherein: the water pump and the water feeding tank are installed on a first partition plate, the two-axis motion platform, the rotary table and the insulator base are installed on a second partition plate, a plurality of holes are formed in the second partition plate and used for draining water, a waterproof pad is paved on the partition plate, and the drawing water tank is installed on a third partition plate.
6. The insulator hydrophobicity automatic detection device of claim 1, wherein: the first synchronous belt guide rail and the second synchronous belt guide rail are respectively provided with a first stepping motor and a second stepping motor, the first stepping motor is connected with a first stepping motor driver, PUL +, DIR + pins of the first stepping motor driver are connected with a 5V port of a controller, PUL-, DIR-pins of the first stepping motor driver are correspondingly connected with XD and XP pins of a stepping motor controller, the second stepping motor is connected with a second stepping motor driver, PUL +, DIR + pins of the second stepping motor driver are connected with a 5V port of the controller, PUL-, DIR-pins of the second stepping motor driver are correspondingly connected with YD and YP pins of a stepping motor controller, and the model of the stepping motor controller is ATE-5520.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921247410.0U CN210720066U (en) | 2019-08-03 | 2019-08-03 | Automatic hydrophobicity detection device for composite insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921247410.0U CN210720066U (en) | 2019-08-03 | 2019-08-03 | Automatic hydrophobicity detection device for composite insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210720066U true CN210720066U (en) | 2020-06-09 |
Family
ID=70966321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921247410.0U Expired - Fee Related CN210720066U (en) | 2019-08-03 | 2019-08-03 | Automatic hydrophobicity detection device for composite insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210720066U (en) |
-
2019
- 2019-08-03 CN CN201921247410.0U patent/CN210720066U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 Termination date: 20210803 |
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| CF01 | Termination of patent right due to non-payment of annual fee |