CN212989550U - Partial discharge testing device of transformer substation switch cabinet - Google Patents
Partial discharge testing device of transformer substation switch cabinet Download PDFInfo
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- CN212989550U CN212989550U CN202021993238.6U CN202021993238U CN212989550U CN 212989550 U CN212989550 U CN 212989550U CN 202021993238 U CN202021993238 U CN 202021993238U CN 212989550 U CN212989550 U CN 212989550U
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- 238000012360 testing method Methods 0.000 title claims abstract description 21
- 239000000523 sample Substances 0.000 claims abstract description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000000741 silica gel Substances 0.000 claims description 2
- 229910002027 silica gel Inorganic materials 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 16
- 230000009471 action Effects 0.000 abstract description 12
- 238000010030 laminating Methods 0.000 abstract description 6
- 210000005056 cell body Anatomy 0.000 abstract description 4
- 230000007246 mechanism Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004447 silicone coating Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model provides a testing arrangement is put in transformer substation's cubical switchboard office. According to the technical scheme, a mode that the probe is externally arranged and manually attached is abandoned, the probe is arranged in the host, and the object to be detected and the probe form a loop by using the clamping mechanism to perform detection. Specifically see, the utility model discloses constructed the cell body structure at the host computer front end, in the cell body periphery, through the execution of manipulator drive chuck to pressing from both sides the action, utilize fixed tank bracket to play the guide effect to the motion route of chuck simultaneously. When the detection is carried out, the object to be detected is kept in the groove body, and the mechanical arm is used for driving the chuck to clamp and fix the chuck on the surface of the object to be detected, so that a loop is formed between the object to be detected and the probe, and the detection is carried out. Based on above clamping action, not only guaranteed good laminating nature, moreover can with the utility model discloses the monolithic stationary is on the determinand surface, when carrying out the long-time supervision that lasts, need not handheld device and also need not the manual execution action of laminating, makes the operation more convenient.
Description
Technical Field
The utility model relates to a transformer substation fortune dimension technical field, concretely relates to testing arrangement is put in transformer substation's cubical switchboard's office.
Background
The switch cabinet is an electrical device formed by installing related high-low voltage electrical appliances such as control, measurement, protection and the like, insulators, buses, current-carrying conductors and other devices in a closed or semi-closed metal cabinet by taking a circuit breaker as a main body on the basis of an electrical primary main wiring drawing of a manufacturing enterprise, is also called as a complete switch or a complete power distribution device, and has the functions of receiving and distributing power.
The partial discharge refers to discharge that occurs between electrodes but does not penetrate the electrodes, and is a phenomenon in which repeated breakdown and extinction occur under the action of high electric field strength due to weak current existing inside the insulation of equipment or defects caused during production. It is expressed as the breakdown of gas in the insulation, the local breakdown of solid or liquid medium in a small range, or the local breakdown discharge caused by the concentration of the field intensity at the edge and sharp corner of the metal surface. In the operation and maintenance of the substation switch cabinet, partial discharge detection is a necessary test item.
At present, the conventional detection device of putting according to the portion is split type structure, places the equipment host in the sensor in, and the probe passes through the cable and is connected to the host computer, need manually during the detection with the probe laminating to the position that awaits measuring, this kind of detection mode is comparatively suitable for in the single test, however, when needs carry out the long-time supervision that lasts to a certain position, need manual maintenance probe and the laminating state of the position that awaits measuring, very easily lead to fatigue, the operation is inconvenient moreover.
Disclosure of Invention
The utility model discloses aim at to prior art's technical defect, provide a testing arrangement is put in transformer substation's cubical switchboard's office to solve prior art, the probe that testing arrangement was put in conventional office can't be fixed in the technical problem of the site that awaits measuring.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
the partial discharge testing device of the transformer substation switch cabinet comprises a host, a handle, front convex arms, a groove body, an opening, a display screen, a fixed groove frame, a T-shaped groove, a chuck, a T-shaped lug, a manipulator, a clamping finger, a reset spring, a mounting hole, a probe, a cable and a sensor, wherein the handle is arranged on the host, the two front convex arms are arranged at the front end of the host, the groove body is arranged between the two front convex arms, the openings are formed in the inner sides of the two front convex arms, and the display screen is fixedly connected to the host; a fixed groove frame is fixedly connected with the position, located on the periphery of the groove body, inside the main machine, a T-shaped groove is formed in the upper end of the fixed groove frame, a T-shaped lug is arranged at the lower end of the chuck, and the T-shaped lug is in splicing fit with the T-shaped groove; a manipulator is fixedly connected in the main machine and below the fixed slot frame, two clamping fingers of the manipulator are respectively positioned at two sides of the fixed slot frame, a return spring is connected between the two clamping fingers, a mounting hole is formed in the front of each clamping finger, and the clamping fingers are connected with a chuck through the mounting holes; fixedly connected with probe on the manipulator, the probe is connected to the sensor through the cable, and probe, cable, sensor all are located inside the host computer.
Preferably, a battery compartment is arranged in the main machine, and batteries in the battery compartment are respectively and electrically connected with the display screen, the manipulator and the sensor.
Preferably, the surface of the grip is covered with a silicone coating.
Preferably, the test device further comprises a test object, the test object is inserted into the groove body, and the two clamping heads are respectively clamped on two sides of the test object.
Preferably, the connection structure of the clamping fingers and the clamping head is as follows: the mounting hole of the clamping finger is provided with a rotating shaft, and the chuck is connected to the rotating shaft.
In the above technical solution, the main machine is the main structure of the utility model, and is used for protecting the internal electrical components; the surface of the handle is wavy, so that the handle is convenient for an operator to grasp; the front convex arm is used for enclosing a groove body on one hand, and is also internally provided with a clamping moving mechanism such as a chuck, a clamping finger, a fixed groove frame and the like on the other hand; the groove body is used for accommodating an object to be detected; the opening is used for the chuck to extend out; the display screen is used for presenting the detection result, and the specific electrical connection relation and principle of the display screen are implemented by referring to common technical common knowledge in the field; the fixed groove frame is used for forming a T-shaped groove; the T-shaped groove is in inserted fit with the T-shaped lug at the lower end of the chuck, so that the fixed groove frame has a bearing effect on the chuck, and the chuck can horizontally slide at the top end of the fixed groove frame; the manipulator is used for driving the clamping fingers to move, so that the clamping heads on the two sides are driven to perform the butt clamping action, and the object to be measured is clamped between the two clamping heads; the return spring is used for pushing the clamping fingers to return when the clamping action is not executed; the mounting hole is used for realizing the connection between the clamping finger and the clamping head; the probe is arranged on the manipulator, and when the two chucks are clamped on two sides of the object to be detected, the object to be detected and the probe form a loop, so that the detection function can be realized; the cable is used for transmitting the electric signal acquired by the loop to the sensor so as to obtain a detection result; the specific specifications of the probe, cable, sensor are implemented with reference to common technical knowledge in the field.
The utility model provides a testing arrangement is put in transformer substation's cubical switchboard office. According to the technical scheme, a mode that the probe is externally arranged and manually attached is abandoned, the probe is arranged in the host, and the object to be detected and the probe form a loop by using the clamping mechanism to perform detection. Specifically see, the utility model discloses constructed the cell body structure at the host computer front end, in the cell body periphery, through the execution of manipulator drive chuck to pressing from both sides the action, utilize fixed tank bracket to play the guide effect to the motion route of chuck simultaneously. When the detection is carried out, the object to be detected is kept in the groove body, and the mechanical arm is used for driving the chuck to clamp and fix the chuck on the surface of the object to be detected, so that a loop is formed between the object to be detected and the probe, and the detection is carried out. Based on above clamping action, not only guaranteed good laminating nature, moreover can with the utility model discloses the monolithic stationary is on the determinand surface, when carrying out the long-time supervision that lasts, need not handheld device and also need not the manual execution action of laminating, makes the operation more convenient.
Drawings
Fig. 1 is a front view of the external structure of the present invention;
FIG. 2 is a perspective view of the external structure of the present invention;
FIG. 3 is an internal structural view of the present invention;
fig. 4 is a perspective view of the manipulator of the present invention;
FIG. 5 is a diagram showing the structure of the T-shaped groove and the T-shaped projection;
in the figure:
1. host 2, handle 3, front convex arm 4 and tank body
5. Opening 6, display screen 7, fixed groove frame 8, T type groove
9. Chuck 10, T-shaped lug 11, manipulator 12 and clamping finger
13. Reset spring 14, mounting hole 15, probe 16 and cable
17. A sensor.
Detailed Description
The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Example 1
The partial discharge testing device of the transformer substation switch cabinet is shown in fig. 1-5 and comprises a host 1, a handle 2, front convex arms 3, a groove body 4, an opening 5, a display screen 6, a fixed groove frame 7, a T-shaped groove 8, a chuck 9, a T-shaped lug 10, a manipulator 11, a clamping finger 12, a reset spring 13, a mounting hole 14, a probe 15, a cable 16 and a sensor 17, wherein the handle 2 is arranged on the host 1, two front convex arms 3 are arranged at the front end of the host 1, the groove body 4 is arranged between the two front convex arms 3, the openings 5 are formed in the inner sides of the two front convex arms 3, and the display screen 6 is fixedly connected to the host 1; a fixed groove frame 7 is fixedly connected to the position, located on the periphery of the groove body 4, inside the host 1, a T-shaped groove 8 is formed in the upper end of the fixed groove frame 7, a T-shaped bump 10 is arranged at the lower end of the chuck 9, and the T-shaped bump 10 is in splicing fit with the T-shaped groove 8; a manipulator 11 is fixedly connected to the position, located below the fixed slot frame 7, inside the main frame 1, two clamping fingers 12 of the manipulator 11 are respectively located on two sides of the fixed slot frame 7, a return spring 13 is connected between the two clamping fingers 12, a mounting hole 14 is formed in the front of each clamping finger 12, and each clamping finger 12 is connected with the chuck 9 through the mounting hole 14; the manipulator 11 is fixedly connected with a probe 15, the probe 15 is connected to a sensor 17 through a cable 16, and the probe 15, the cable 16 and the sensor 17 are all positioned in the main machine 1.
The device has the following structural characteristics: the main machine 1 is the main structure of the utility model, and is used for protecting the internal electrical components; the surface of the handle 2 is wavy, so that the handle is convenient for an operator to grasp; the front convex arm 3 is used for enclosing a groove body 4 on one hand and is used for internally arranging a clamping moving mechanism such as a clamping head 9, a clamping finger 12, a fixed groove frame 7 and the like on the other hand; the tank body 4 is used for accommodating an object to be measured; the opening 5 is used for extending the clamping head 9; the display screen 6 is used for presenting the detection result, and the specific electrical connection relation and principle are implemented by referring to the common technical knowledge in the field; the fixed groove frame 7 is used for forming a T-shaped groove 8; the T-shaped groove 8 is in inserted fit with a T-shaped bump 10 at the lower end of the chuck 9, so that the fixed groove frame 7 can bear the chuck 9, and meanwhile, the chuck 9 can horizontally slide at the top end of the fixed groove frame 7; the manipulator 11 is used for driving the clamping fingers 12 to move, so as to drive the chucks 9 on the two sides to perform butt-clamping action, and further clamp the object to be tested between the two chucks 9, and based on the clamping action, on one hand, the attaching performance is ensured, and on the other hand, the utility model can be fixed on the object to be tested; the return spring 13 is used for pushing the clamping fingers 12 to return when the clamping action is not executed; the mounting holes 14 are used for realizing the connection of the clamping fingers 12 and the clamping heads 9; the probe 15 is arranged on the manipulator 11, and when the two chucks 9 are clamped on two sides of the object to be detected, the object to be detected and the probe 15 form a loop, so that the detection function can be realized; the cable 16 is used for transmitting the electric signal collected by the loop to the sensor 17, so as to obtain a detection result; the specific specifications of the probe 15, cable 16, and sensor 17 are implemented in accordance with common technical knowledge in the art.
Example 2
The partial discharge testing device of the transformer substation switch cabinet is shown in fig. 1-5 and comprises a host 1, a handle 2, front convex arms 3, a groove body 4, an opening 5, a display screen 6, a fixed groove frame 7, a T-shaped groove 8, a chuck 9, a T-shaped lug 10, a manipulator 11, a clamping finger 12, a reset spring 13, a mounting hole 14, a probe 15, a cable 16 and a sensor 17, wherein the handle 2 is arranged on the host 1, two front convex arms 3 are arranged at the front end of the host 1, the groove body 4 is arranged between the two front convex arms 3, the openings 5 are formed in the inner sides of the two front convex arms 3, and the display screen 6 is fixedly connected to the host 1; a fixed groove frame 7 is fixedly connected to the position, located on the periphery of the groove body 4, inside the host 1, a T-shaped groove 8 is formed in the upper end of the fixed groove frame 7, a T-shaped bump 10 is arranged at the lower end of the chuck 9, and the T-shaped bump 10 is in splicing fit with the T-shaped groove 8; a manipulator 11 is fixedly connected to the position, located below the fixed slot frame 7, inside the main frame 1, two clamping fingers 12 of the manipulator 11 are respectively located on two sides of the fixed slot frame 7, a return spring 13 is connected between the two clamping fingers 12, a mounting hole 14 is formed in the front of each clamping finger 12, and each clamping finger 12 is connected with the chuck 9 through the mounting hole 14; the manipulator 11 is fixedly connected with a probe 15, the probe 15 is connected to a sensor 17 through a cable 16, and the probe 15, the cable 16 and the sensor 17 are all positioned in the main machine 1. Wherein, the host 1 is provided with a battery chamber, and the battery in the battery chamber is electrically connected with the display screen 6, the manipulator 11 and the sensor 17 respectively. The surface of the grip 2 is coated with a silica gel coating. The device is characterized by further comprising an object to be tested, wherein the object to be tested is inserted into the groove body 4, and the two clamping heads 9 are respectively clamped on two sides of the object to be tested. The connecting structure of the clamping fingers 12 and the clamping head 9 is as follows: a rotating shaft is arranged on the mounting hole 14 of the clamping finger 12, and the clamping head 9 is connected to the rotating shaft.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The partial discharge testing device of the transformer substation switch cabinet is characterized by comprising a host (1), a handle (2), front convex arms (3), a groove body (4), an opening (5), a display screen (6), a fixed groove frame (7), a T-shaped groove (8), a chuck (9), a T-shaped convex block (10), a manipulator (11), a clamping finger (12), a reset spring (13), a mounting hole (14), a probe (15), a cable (16) and a sensor (17), wherein the handle (2) is arranged on the host (1), the two front convex arms (3) are arranged at the front end of the host (1), the groove body (4) is arranged between the two front convex arms (3), the openings (5) are formed in the inner sides of the two front convex arms (3), and the display screen (6) is fixedly connected to the host (1); a fixed groove frame (7) is fixedly connected to the position, located on the periphery of the groove body (4), inside the host (1), a T-shaped groove (8) is formed in the upper end of the fixed groove frame (7), a T-shaped bump (10) is arranged at the lower end of the chuck (9), and the T-shaped bump (10) is in plug fit with the T-shaped groove (8); a manipulator (11) is fixedly connected to the position, located below the fixed groove frame (7), inside the main machine (1), two clamping fingers (12) of the manipulator (11) are located on two sides of the fixed groove frame (7) respectively, a return spring (13) is connected between the two clamping fingers (12), a mounting hole (14) is formed in the front of each clamping finger (12), and each clamping finger (12) is connected with the chuck (9) through the mounting hole (14); fixedly connected with probe (15) on manipulator (11), probe (15) are connected to sensor (17) through cable (16), and probe (15), cable (16), sensor (17) all are located inside host computer (1).
2. The partial discharge testing device of the substation switch cabinet according to claim 1, wherein a battery compartment is arranged in the main machine (1), and batteries in the battery compartment are electrically connected with the display screen (6), the manipulator (11) and the sensor (17) respectively.
3. The partial discharge testing device of the substation switch cabinet according to claim 1, wherein the surface of the grip (2) is coated with a silica gel coating.
4. The partial discharge testing device of the substation switch cabinet as claimed in claim 1, further comprising an object to be tested, wherein the object to be tested is inserted into the slot body (4), and the two clamping heads (9) are respectively clamped at two sides of the object to be tested.
5. The partial discharge testing device of the substation switch cabinet according to claim 1, characterized in that the connection structure of the clamping fingers (12) and the clamping heads (9) is as follows: a rotating shaft is arranged on the mounting hole (14) of the clamping finger (12), and the clamping head (9) is connected to the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021993238.6U CN212989550U (en) | 2020-09-14 | 2020-09-14 | Partial discharge testing device of transformer substation switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021993238.6U CN212989550U (en) | 2020-09-14 | 2020-09-14 | Partial discharge testing device of transformer substation switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212989550U true CN212989550U (en) | 2021-04-16 |
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ID=75416928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021993238.6U Active CN212989550U (en) | 2020-09-14 | 2020-09-14 | Partial discharge testing device of transformer substation switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212989550U (en) |
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2020
- 2020-09-14 CN CN202021993238.6U patent/CN212989550U/en active Active
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