CN113325285A - Adjustable partial discharge detection device - Google Patents
Adjustable partial discharge detection device Download PDFInfo
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- CN113325285A CN113325285A CN202110725242.7A CN202110725242A CN113325285A CN 113325285 A CN113325285 A CN 113325285A CN 202110725242 A CN202110725242 A CN 202110725242A CN 113325285 A CN113325285 A CN 113325285A
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- Prior art keywords
- push rod
- electric push
- support
- partial discharge
- detector
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- 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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses an adjustable partial discharge detection device which comprises a movable part, a support frame part and a detector, wherein the movable part and the detector are arranged on the support frame part, the movable part can drive the detector to stretch back and forth and adjust angles in any direction, and the detector is used for detecting the partial discharge condition on an object. The invention can enlarge the detection distance of the partial discharge within a certain range and can cope with the accurate detection actions of detection surfaces with a certain angle with the partial discharge.
Description
Technical Field
The invention relates to the technical field of robots, in particular to an adjustable partial discharge detection device.
Background
The partial discharge detection device is a set of very important detection device on the emerging power inspection robot in recent years, and can help the inspection robot to detect the partial discharge condition on a detected object. Many power inspection robots in the market at present are equipped with the function including ground inspection type and hanging rail inspection type robots and the like. The inspection robot detects the partial discharge condition of a detected object by contacting the partial discharge with the partial discharge, and at present, many electric inspection robots are provided with partial discharge detection mechanisms, but are mostly installed on a robot body, and the detection distance is limited by the position of the robot body, or the detection effect of the partial discharge is influenced by the attitude error of the robot body or a mechanical arm.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an adjustable partial discharge detection device, which can enlarge the detection distance of partial discharge within a certain range and can cope with the accurate detection actions of detection surfaces with a certain angle with the partial discharge;
in order to solve the technical problems, the invention provides the following technical scheme:
the present invention provides an adjustable partial discharge detection device,
the detector comprises a movable part, a support frame part and a detector, wherein the movable part and the detector are arranged on the support frame part, the movable part can drive the detector to stretch back and forth and adjust angles in any direction, and the detector is used for detecting the partial discharge condition on an object.
Preferably, the support frame part comprises an electric push rod bottom support, a partial discharge support, an electric push rod fixing shaft support, an electric push rod limiting support, an electric push rod fixing shaft, an electric push rod moving support, a guide shaft bushing, a guide shaft support, a universal ball head support and a guide shaft, the electric push rod fixing shaft support is arranged on one side of the upper surface of the electric push rod bottom support, the electric push rod limiting support is arranged on the upper surface of the electric push rod bottom support and is close to two sides of the end of the electric push rod fixing shaft support, the electric push rod fixing shaft is arranged on the upper surface of the electric push rod fixing shaft support, the electric push rod moving support is arranged on one side of the electric push rod output shaft, the guide shaft bushing sleeve is arranged on the electric push rod moving bracket, the guide shaft bracket is arranged on the universal ball head bracket, and the guide shaft is arranged between the guide shaft bracket and the guide shaft bushing.
Preferably, the movable part comprises an electric push rod, a reset spring and a universal ball head, one end of the electric push rod is arranged on a bottom bracket of the electric push rod, an output shaft of the electric push rod is connected with a movable bracket of the electric push rod, the output shaft of the electric push rod reciprocates back and forth so as to drive the movable bracket of the electric push rod to reciprocate back and forth, the electric push rod is electrically connected with a robot, the robot can control the opening and closing of the electric push rod, the universal ball head is arranged on the universal ball head bracket, the partial discharge bracket is arranged at the direction end of the universal ball head far away from the bottom bracket of the electric push rod, the universal ball head can drive the partial discharge bracket to rotate in any direction, and the reset spring is arranged on the guide shaft;
the electric push rod limiting support positioned on the electric push rod bottom support can clamp and limit the left side wall and the right side wall of the electric push rod, and the electric push rod fixing shaft positioned on the electric push rod bottom support can clamp and limit the end part of the electric push rod.
Preferably, the detector part comprises a partial discharge detector and a travel switch, the partial discharge detector is arranged on the partial discharge support, the travel switch is arranged on the electric push rod moving support, and the travel switch is electrically connected with the robot.
Preferably, after the electric push rod completely pushes the partial discharge detector to the contact surface and receives a certain relative thrust, the return spring is compressed, so that the guide shaft linearly moves in the guide shaft bushing and then touches the travel switch, the travel switch sends a signal to the robot, and the robot controls the electric push rod to stop, so that the effect that the partial discharge detector stops when the partial discharge detector is in place is achieved.
Preferably, electric putter's surface is provided with the protective housing, the protective housing can be right electric putter plays the effect of protection, the surface of protective housing is provided with the heat dissipation layer, the heat dissipation layer can be right electric putter plays radiating effect.
Preferably, the protective housing is a copper housing, and the heat dissipation layer is a heat conduction polyester coating layer.
The invention has the beneficial effects
According to the invention, the partial discharge detector is arranged on the universal ball head which can flexibly rotate for a certain angle, and the structure is arranged on the telescopic electric push rod, so that the flexible mobility of the partial discharge detector is realized, the robot can detect the position which is difficult to detect even if a mechanical arm is used, and can adapt to the detection surfaces with different angles.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic diagram of a partially vertically extended probe according to the present invention.
FIG. 3 is a schematic diagram of a vertically extended and angularly adjusted probe according to the present invention.
FIG. 4 is a schematic view of a partially vertically retracted configuration of the sonde of the present invention.
Description of reference numerals: 1-electric push rod bottom support, 2-electric push rod, 3-partial discharge support, 4-partial discharge detector, 5-electric push rod fixed shaft support, 6-electric push rod limit support, 7-electric push rod fixed shaft, 8-electric push rod moving support, 9-guide shaft bushing, 10-guide shaft support, 11-universal ball head support, 12-reset spring, 13-guide shaft, 14-travel switch and 15-universal ball head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1-4, the present invention provides an adjustable partial discharge detection apparatus,
comprises a movable part, a support frame part and a detector, wherein the movable part and the detector are arranged on the support frame part, the movable part can drive the detector to stretch back and forth and adjust the angle in any direction, the detector is used for detecting the partial discharge condition on an object,
the support frame part comprises an electric push rod bottom support 1, a partial discharge support 3, an electric push rod fixing shaft support 5, an electric push rod limiting support 6, an electric push rod fixing shaft 7, an electric push rod moving support 8, a guide shaft bush 9, a guide shaft support 10, a universal ball head support 11 and a guide shaft 13, wherein the electric push rod fixing shaft 7 support 5 is arranged on one side of the upper surface of the electric push rod bottom support 1, the electric push rod limiting support 6 is arranged on the upper surface of the electric push rod bottom support 1 close to two sides of the end of the electric push rod fixing shaft support 5, the electric push rod fixing shaft 7 is arranged on the upper surface of the electric push rod fixing shaft support 5, the electric push rod moving support 8 is arranged on one side of an output shaft of the electric push rod 2, the guide shaft bush 9 is arranged on the electric push rod moving support 8, the guide shaft support 10 is arranged on the universal ball head support 11, the guide shaft 13 is disposed between the guide shaft holder 10 and the guide shaft bushing 9;
but movable part includes electric putter 2, reset spring 12 and universal bulb 15, 2 one end settings of electric putter are in on the electric putter under carriage 1, electric putter 2's output shaft with electric putter removes movable support 8 and connects, electric putter 2's output shaft reciprocating motion, thereby drive electric putter removes movable support 8 reciprocating motion all around, electric putter 2 electricity is connected with the robot, the robot is steerable electric putter 2 opens and closed, universal bulb 15 sets up on the universal bulb support 11, the partial discharge support 3 sets up universal bulb 15 is kept away from on the electric putter under carriage 1 direction end, universal bulb 15 can drive the partial discharge support 3 arbitrary direction rotates, reset spring 12 sets up on the guiding axle 13, be located on the electric putter under carriage 1 electric putter spacing support 6 can be right the lateral wall about electric putter 2 The electric push rod fixing shaft 7 positioned on the electric push rod bottom bracket 1 can vertically fix and limit the end part of the electric push rod 2;
the detector part comprises a partial discharge detector 4 and a travel switch 14, the partial discharge detector 4 is arranged on the partial discharge support 3, the travel switch 14 is arranged on the electric push rod moving support 8, and the travel switch 14 is electrically connected with the robot;
the electric push rod 2 in the movable part is responsible for extending the partial discharge detector 4 forward for a certain distance to detect the detected object, thereby expanding the detection range of the partial discharge detector 4, the universal ball head 15 is responsible for enabling the partial discharge detector 4 to meet the detection surface with a certain angle after the electric push rod 2 vertically extends, the universal ball head 15 can freely turn according to the angle of the detection surface to enable the partial discharge detector 4 to completely joint the detection surfaces facing different angles to perform detection action, the detection accuracy of the partial discharge detector 4 is improved, the reset spring 12 is used for ensuring that the partial discharge detector 4 does not trigger the travel switch 14 when not contacting the detection surface, the electric push rod 2 completely pushes the partial discharge detector 4 to the contact surface and then compresses the reset spring 12 after receiving a certain relative thrust, so that the guide shaft 13 contacts the travel switch 14 after linear motion in the guide shaft bushing 9, the travel switch 14 sends a signal to the robot, and the robot controls the electric push rod 2 to stop so as to achieve the effect that the partial discharge detector 4 stops when reaching a position;
all parts are fixedly connected through bolts, the mounting process is considered, and the purpose of convenient assembly and disassembly is achieved, wherein the action effect of the reset spring 12 on the travel switch 14 is that the partial discharge detector 4 and the guide shaft 13 are fixed through the partial discharge support 3, the universal ball head 15, the universal ball head support 11 and the guide shaft support 10, and the reset spring 12 is mounted between the guide shaft 13 and the guide shaft bushing 9 to play a role of telescopic movement only in a fixed guide stroke to trigger the travel switch 14;
the actual operation process of the invention is that after the robot reaches a designated place, an instruction is sent to make the electric push rod start to extend forwards, when the partial discharge detector 4 moves forwards all the time and is completely attached to a detection surface under the action of the universal ball head 15, a certain interaction force is received, when the electric push rod 2 continues to extend forwards, the spring is compressed, so that the guide shaft 13 touches the travel switch 14, the robot stops the electric push rod 2 and starts detection operation after receiving a signal of the travel switch 14, after a detection task is finished, the electric push rod retracts under the instruction of the robot, the stress of the spring disappears, so that the guide shaft 13 leaves the travel switch 14, and the whole detection process is finished;
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. An adjustable partial discharge detector device, characterized in that,
the detector comprises a movable part, a support frame part and a detector, wherein the movable part and the detector are arranged on the support frame part, the movable part can drive the detector to stretch back and forth and adjust angles in any direction, and the detector is used for detecting the partial discharge condition on an object.
2. An adjustable partial discharge detection apparatus according to claim 1,
the support frame part comprises an electric push rod bottom support, a partial discharge support, an electric push rod fixing shaft support, an electric push rod limiting support, an electric push rod fixing shaft, an electric push rod moving support, a guide shaft bushing, a guide shaft support, a universal ball head support and a guide shaft, the electric push rod fixing shaft support is arranged on one side of the upper surface of the electric push rod bottom support, the electric push rod limiting support is arranged on the upper surface of the electric push rod bottom support and is close to two sides of the end of the electric push rod fixing shaft support, the electric push rod fixing shaft is arranged on the upper surface of the electric push rod fixing shaft support, the electric push rod moving support is arranged on one side of the electric push rod output shaft, the guide shaft bushing sleeve is arranged on the electric push rod moving bracket, the guide shaft bracket is arranged on the universal ball head bracket, and the guide shaft is arranged between the guide shaft bracket and the guide shaft bushing.
3. An adjustable partial discharge detection apparatus according to claim 2,
the movable part comprises an electric push rod, a reset spring and a universal ball head, one end of the electric push rod is arranged on a bottom support of the electric push rod, an output shaft of the electric push rod is connected with a movable support of the electric push rod, the output shaft of the electric push rod reciprocates back and forth so as to drive the movable support of the electric push rod to reciprocate back and forth, the electric push rod is electrically connected with a robot, the robot can control the electric push rod to be opened and closed, the universal ball head is arranged on the universal ball head support, the partial discharge support is arranged at the direction end, away from the bottom support of the electric push rod, of the universal ball head can drive the partial discharge support to rotate in any direction, and the reset spring is arranged on the guide shaft;
the electric push rod limiting support positioned on the electric push rod bottom support can clamp and limit the left side wall and the right side wall of the electric push rod, and the electric push rod fixing shaft positioned on the electric push rod bottom support can clamp and limit the end part of the electric push rod.
4. An adjustable partial discharge detection apparatus according to claim 3,
the detector part comprises a partial discharge detector and a travel switch, the partial discharge detector is arranged on the partial discharge support, the travel switch is arranged on the electric push rod moving support, and the travel switch is electrically connected with the robot.
5. An adjustable partial discharge detection apparatus according to claim 4,
when the electric push rod pushes the partial discharge detector to a contact surface completely, the electric push rod is compressed by a certain relative thrust, so that the guide shaft linearly moves in the guide shaft bushing and then touches the travel switch, the travel switch sends a signal to the robot, and the robot controls the electric push rod to stop so as to achieve the effect that the partial discharge detector stops when in place.
6. An adjustable partial discharge detection apparatus according to claim 5,
the surface of electric putter is provided with the protective housing, the protective housing can be right electric putter plays the effect of protection, the surface of protective housing is provided with the heat dissipation layer, the heat dissipation layer can be right electric putter plays radiating effect.
7. An adjustable partial discharge detection apparatus according to claim 6,
the protective housing is a copper shell, and the heat dissipation layer is a heat conduction polyester coating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110725242.7A CN113325285A (en) | 2021-06-29 | 2021-06-29 | Adjustable partial discharge detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110725242.7A CN113325285A (en) | 2021-06-29 | 2021-06-29 | Adjustable partial discharge detection device |
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| Publication Number | Publication Date |
|---|---|
| CN113325285A true CN113325285A (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110725242.7A Pending CN113325285A (en) | 2021-06-29 | 2021-06-29 | Adjustable partial discharge detection device |
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| Country | Link |
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| CN (1) | CN113325285A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019301A (en) * | 2021-10-18 | 2022-02-08 | 国网山东省电力公司淄博供电公司 | Special auxiliary detection tool for distribution ultrahigh frequency detection |
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2021
- 2021-06-29 CN CN202110725242.7A patent/CN113325285A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019301A (en) * | 2021-10-18 | 2022-02-08 | 国网山东省电力公司淄博供电公司 | Special auxiliary detection tool for distribution ultrahigh frequency detection |
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