CN217112576U - Partial discharge detection device for high-voltage switch cabinet - Google Patents
Partial discharge detection device for high-voltage switch cabinet Download PDFInfo
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- CN217112576U CN217112576U CN202123348763.XU CN202123348763U CN217112576U CN 217112576 U CN217112576 U CN 217112576U CN 202123348763 U CN202123348763 U CN 202123348763U CN 217112576 U CN217112576 U CN 217112576U
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Abstract
The utility model discloses a partial discharge detection device for high tension switchgear, concretely relates to discharge detection device technical field, including the discharge detector body, discharge detector body one end is provided with the connecting wire, connecting wire one end is provided with ultrasonic transducer, ultrasonic transducer passes through connecting wire and discharge detector body electric connection, discharge detector body outside is provided with the installing frame, the installing frame is provided with the centre gripping subassembly with this body coupling department of discharge detector. The utility model discloses can the person of facilitating the use when detecting, carry out spacing fixed with the discharge detector body to fix ultrasonic transducer, thereby avoid the direct and high tension switchgear contact of user, reduce the electric shock phenomenon and take place, can lead to ultrasonic transducer simultaneously and remove, the person of facilitating the use detects high tension switchgear's different regions, improves security and convenience.
Description
Technical Field
The utility model relates to a discharge detection device technical field, more specifically say, the utility model relates to a partial discharge detection device for high tension switchgear.
Background
The high-voltage switch cabinet is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system to play roles of on-off, control or protection and the like, partial discharge can be generated when insulation defects exist in the high-voltage switch cabinet, the insulation state of switch cabinet equipment can be effectively judged by detecting the partial discharge through the discharge detection device, and the effective detection of the partial discharge has important significance for ensuring safe and stable operation of the switch cabinet.
When the present user detects high tension switchgear, generally be that the detector is held on one hand to the staff, the other hand closely laminates ultrasonic probe in high tension switchgear's detection area, this type of mode makes the tester health direct contact to high tension switchgear body easily, has certain potential safety hazard, in case handheld back user hand produces the shake simultaneously, it is not accurate to lead to ultrasonic probe to detect data easily, influences the measured data, in view of this, provide a partial discharge detection device for high tension switchgear.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a partial discharge detection device for high tension switchgear, through setting up the direction subassembly, the deflector slides in the guide way inside that the rectangle frame was seted up, and the deflector drives ultrasonic transducer and removes to drive the slider through electric putter and slide inside the spout, thereby can realize the removal of rectangle frame, can make ultrasonic transducer detect the different detection areas of high tension switchgear. To solve the problems set forth in the background art described above.
In order to achieve the above object, the utility model provides a following technical scheme: a partial discharge detection device for a high-voltage switch cabinet comprises a discharge detector body, wherein one end of the discharge detector body is provided with a connecting wire, one end of the connecting wire is provided with an ultrasonic probe, the ultrasonic probe is electrically connected with the discharge detector body through the connecting wire, an installation frame is arranged outside the discharge detector body, a clamping assembly is arranged at the joint of the installation frame and the discharge detector body, and a guide assembly is arranged at the joint of the installation frame and the ultrasonic probe;
the guide assembly comprises a rectangular frame, the rectangular frame is arranged in the installation frame, guide grooves are formed in the top and the bottom of the inner cavity of the rectangular frame, guide plates are arranged in the rectangular frame, embedding holes are formed in the surfaces of the guide plates, the ultrasonic probes are embedded in the embedding holes, sliding grooves are formed in two inner walls of the installation frame, sliding blocks are arranged in the sliding grooves, and electric push rods are arranged at the tops of the sliding blocks.
In a preferred embodiment, the clamping assembly comprises two sets of two-way threaded screws, two-way threaded screws are arranged in the mounting frame in parallel, two threaded cylinders are arranged outside the two-way threaded screws, a concave clamping plate is arranged between the two-way threaded screws, the top and the bottom of the concave clamping plate are fixedly connected with the corresponding threaded cylinders respectively, and the two-way threaded screws are in threaded connection with the threaded cylinders.
In a preferred embodiment, the concave clamping plate is provided with an insertion groove on a surface thereof, and two ends of the discharge detector body are respectively inserted into the insertion grooves formed in the corresponding concave clamping plates.
In a preferred embodiment, one end of each of the two-way threaded screws extends to one side of the mounting frame, connecting wheels are arranged outside the two-way threaded screws, connecting belts are arranged outside the connecting wheels, a handle is arranged at one end of one of the two-way threaded screws, and an insulating sleeve is sleeved outside the handle.
In a preferred embodiment, the guide plate is slidably connected with the rectangular frame through the guide groove, two ends of the rectangular frame are respectively and fixedly connected with the corresponding sliding blocks, and the output end of the electric push rod is fixedly connected with the sliding blocks.
In a preferred embodiment, the bottom of the installation frame is provided with pulleys, and the periphery of the installation frame is provided with insulating plates.
The utility model discloses a technological effect and advantage:
1. through the arrangement of the guide assembly, the ultrasonic probe is embedded into the embedding hole formed in the guide plate, so that the ultrasonic probe is installed, the guide plate slides in the guide groove formed in the rectangular frame through sliding of the guide plate, the guide plate drives the ultrasonic probe to move, and the sliding block is driven by the electric push rod to slide in the sliding groove, so that the rectangular frame can move, the ultrasonic probe can detect different detection areas of the high-voltage switch cabinet, the ultrasonic probe is not required to be held by a user for detection, the direct contact between the user and the high-voltage switch cabinet is reduced, and the detection accuracy is improved;
2. by arranging the clamping assembly, the two threaded cylinders in threaded connection outside the bidirectional threaded lead screw are driven by the rotation of the bidirectional threaded lead screw to move oppositely, and then the threaded cylinders drive the concave clamping plate to move and clamp and fix the discharge detector body, so that the discharge detector body is embedded into the embedded groove formed in the concave clamping plate, a user does not need to hold the detector for detection, the work burden of a tester is reduced, and the insulating effect can be improved, the danger of electric shock caused by use is avoided, and the safety is high;
to sum up, through mutually supporting the use of direction subassembly and centre gripping subassembly, do not need the user to hold the detector on one hand and hold ultrasonic transducer with one hand, can detect high tension switchgear's different regions when improving the precision, avoid the direct and high tension switchgear contact of user, the security is high.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a perspective view of the connection structure of the electric push rod, the sliding block and the rectangular frame of the present invention.
Fig. 3 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.
Fig. 4 is a perspective view of the connection structure of the two concave clamping plates and the discharge detector body of the present invention.
The reference signs are: 1. a discharge detector body; 2. a connecting wire; 3. an ultrasonic probe; 4. installing a frame; 5. a rectangular frame; 6. a guide groove; 7. a guide plate; 8. a chute; 9. a slider; 10. an electric push rod; 11. a bidirectional threaded screw rod; 12. a threaded barrel; 13. a concave splint; 14. a groove is embedded; 15. a connecting wheel; 16. connecting a belt; 17. a handle; 18. an insulating sleeve; 19. an insulating plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The partial discharge detection device for the high-voltage switch cabinet comprises a discharge detector body 1, wherein one end of the discharge detector body 1 is provided with a connecting wire 2, one end of the connecting wire 2 is provided with an ultrasonic probe 3, the ultrasonic probe 3 is electrically connected with the discharge detector body 1 through the connecting wire 2, an installation frame 4 is arranged outside the discharge detector body 1, a clamping assembly is arranged at the joint of the installation frame 4 and the discharge detector body 1, and a guide assembly is arranged at the joint of the installation frame 4 and the ultrasonic probe 3;
the direction subassembly includes rectangle frame 5, and rectangle frame 5 sets up in the inside of installing frame 4, and guide way 6 has all been seted up to 5 inner chamber tops of rectangle frame and bottom, and rectangle frame 5 is inside to be provided with deflector 7, and the embedding hole has been seted up on deflector 7 surface, and ultrasonic transducer 3 inlays in the inside of embedding hole, and spout 8 has all been seted up to two inner walls of installing frame 4, and spout 8 is inside to be provided with slider 9, and slider 9 top is provided with electric putter 10.
As shown in the attached drawing 1, the clamping assembly comprises two groups of two-way threaded screws 11, the two-way threaded screws 11 are arranged inside the mounting frame 4 in parallel, two thread cylinders 12 are arranged outside the two-way threaded screws 11, concave clamping plates 13 are arranged between the two-way threaded screws 11, the tops and the bottoms of the concave clamping plates 13 are fixedly connected with the corresponding thread cylinders 12 respectively, the two-way threaded screws 11 are in threaded connection with the thread cylinders 12, so that the two-way threaded screws 11 rotate to drive the outside and the thread cylinders 12 in threaded connection to move, relative displacement occurs in the direction of the thread track of the two-way threaded screws 11 between the two thread cylinders 12, and relative movement between the two concave clamping plates 13 is driven by the movement of the thread cylinders 12.
As shown in fig. 1 and 4, the concave clamping plates 13 have insertion grooves 14 formed in the surfaces thereof, and the two ends of the discharge detector body 1 are respectively inserted into the insertion grooves 14 formed in the corresponding concave clamping plates 13, so that the discharge detector body 1 is conveniently installed in the insertion grooves 14 formed in the concave clamping plates 13, and the discharge detector body 1 is clamped and fixed by the two concave clamping plates 13 without being held by a user.
As shown in the attached drawings 1 and 3, one end of a two-way threaded screw rod 11 extends to one side of an installation frame 4, two-way threaded screw rods 11 are externally provided with connecting wheels 15, connecting belts 16 are arranged outside the connecting wheels 15, one end of one of the two-way threaded screw rods 11 is provided with a handle 17, an insulating sleeve 18 is sleeved outside the handle 17, so that the handle 17 is rotated to drive one of the two-way threaded screw rods 11 to rotate, the two-way threaded screw rods 11 are rotated simultaneously by matching the connecting wheels 15 and the connecting belts 16, and the insulating sleeve 18 outside the handle 17 is opened to achieve an insulating effect, thereby avoiding the occurrence of electric shock when detecting a high-voltage switch cabinet.
As shown in fig. 1 and 2, deflector 7 passes through guide way 6 and 5 sliding connection of rectangle frame, the both ends of rectangle frame 5 respectively with its 9 fixed connection that correspond, and electric putter 10 output and 9 fixed connection of slider, so that slide in 6 inside guide ways through deflector 7, can adjust ultrasonic probe 3's detection position, and drive slider 9 through electric putter 10 and reciprocate, drive rectangle frame 5 through slider 9 simultaneously and remove, thereby realize the diversified detection of ultrasonic probe 3.
As shown in fig. 1, pulleys are arranged at the bottom of the installation frame 4, and insulation plates 19 are arranged outside the periphery of the installation frame 4, so that the device can be moved to one side of a high-voltage switch cabinet through the pulleys at the bottom of the installation frame 4, and meanwhile, the insulation performance of the device can be improved by utilizing the insulation plates 19, and the danger that a user gets an electric shock when detecting is avoided.
The utility model discloses the theory of operation: when the utility model is in actual use, referring to the attached drawings 1-4 of the specification, firstly, a user connects the discharge detector body 1 and the ultrasonic probe 3 through the connecting wire 2, so that the discharge detector body 1 can be normally used;
the discharge detector body 1 is placed between two concave clamping plates 13, the handle 17 is rotated to drive one of the two-way threaded screws 11 to rotate firstly, the two-way threaded screws 11 can be driven to rotate simultaneously by the matching of the connecting wheel 15 and the connecting belt 16, the two-way threaded screws 11 respectively drive two threaded cylinders 12 which are in external threaded connection to move oppositely when rotating, and then the threaded cylinders 12 drive the concave clamping plates 13 to move and clamp and fix the discharge detector body 1, so that the discharge detector body 1 is embedded into an embedding groove 14 formed in the concave clamping plates 13;
embedding the ultrasonic probe 3 into an embedding hole formed in the guide plate 7, and then installing the ultrasonic probe 3;
a user moves the mounting frame 4 to the surface of the high-voltage switch cabinet through the pulley, and the ultrasonic probe 3 is tightly attached to the area to be detected of the high-voltage switch cabinet;
before detection, a user can slide the guide plate 7 in the guide groove 6 formed in the rectangular frame 5 through sliding the guide plate 7, the guide plate 7 drives the ultrasonic probe 3 to move, and the electric push rod 10 drives the sliding block 9 to slide in the sliding groove 8, so that the rectangular frame 5 can move, and the ultrasonic probe 3 can detect different detection areas of the high-voltage switch cabinet;
the ultrasonic probe 3 and the discharge detector body 1 are in the prior art, the ultrasonic probe 3 detects the partial discharge condition in the high-voltage switch cabinet through an internal ultrasonic sensor, the discharge condition in the high-voltage switch cabinet is transmitted to the periphery in a sound wave form, and after a sent sound wave pulse is captured by the ultrasonic sensor, a signal is transmitted to a display screen on the surface of the discharge detector body 1, so that a user can check the discharge condition through the display screen;
through insulating cover 18 and the insulation board 19 that the outside of handle 17 outside and installing frame 4 outside set up, can improve the insulating effect of the device, avoid using the danger that takes place to electrocute.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to common designs, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a partial discharge detection device for high tension switchgear, includes discharge detector body (1), its characterized in that: one end of the discharge detector body (1) is provided with a connecting wire (2), one end of the connecting wire (2) is provided with an ultrasonic probe (3), the ultrasonic probe (3) is electrically connected with the discharge detector body (1) through the connecting wire (2), an installation frame (4) is arranged outside the discharge detector body (1), a clamping assembly is arranged at the joint of the installation frame (4) and the discharge detector body (1), and a guide assembly is arranged at the joint of the installation frame (4) and the ultrasonic probe (3);
the direction subassembly includes rectangle frame (5), rectangle frame (5) set up the inside at installing frame (4), guide way (6) have all been seted up to rectangle frame (5) inner chamber top and bottom, rectangle frame (5) inside is provided with deflector (7), the embedding hole has been seted up on deflector (7) surface, ultrasonic probe (3) are inlayed in the inside of embedding hole, spout (8) have all been seted up to two inner walls of installing frame (4), spout (8) inside is provided with slider (9), slider (9) top is provided with electric putter (10).
2. The partial discharge detection device for the high-voltage switch cabinet according to claim 1, wherein: the clamping assembly comprises two groups of two-way threaded screw rods (11), the two-way threaded screw rods (11) are arranged inside the mounting frame (4) in parallel, and two threaded cylinders (12) are arranged outside the two-way threaded screw rods (11).
3. The partial discharge detection device for the high-voltage switch cabinet as claimed in claim 2, characterized in that: two be provided with spill splint (13) between two-way screw lead screw (11), the top and the bottom of spill splint (13) respectively with its screw thread section of thick bamboo (12) fixed connection that correspond, and two-way screw lead screw (11) and screw thread section of thick bamboo (12) threaded connection.
4. The partial discharge detection device for the high-voltage switch cabinet as claimed in claim 3, characterized in that: the surface of the concave clamping plate (13) is provided with an embedded groove (14), and two ends of the discharge detector body (1) are respectively embedded into the embedded grooves (14) formed in the corresponding concave clamping plates (13).
5. The partial discharge detection device for the high-voltage switch cabinet as claimed in claim 2, characterized in that: one end of the two-way threaded screw rod (11) extends to one side of the mounting frame (4), and two the two-way threaded screw rod (11) is externally provided with a connecting wheel (15), the connecting wheel (15) is externally provided with a connecting belt (16), one end of one of the two-way threaded screw rod (11) is provided with a handle (17), and the handle (17) is externally sleeved with an insulating sleeve (18).
6. The partial discharge detection device for the high-voltage switch cabinet according to claim 1, wherein: the guide plate (7) is connected with the rectangular frame (5) in a sliding mode through the guide groove (6), the two ends of the rectangular frame (5) are fixedly connected with the corresponding sliding blocks (9) respectively, and the output end of the electric push rod (10) is fixedly connected with the sliding blocks (9).
7. The partial discharge detection device for the high-voltage switch cabinet according to claim 1, wherein: the pulley is arranged at the bottom of the mounting frame (4), and the insulating plates (19) are arranged outside the periphery of the mounting frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123348763.XU CN217112576U (en) | 2021-12-28 | 2021-12-28 | Partial discharge detection device for high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123348763.XU CN217112576U (en) | 2021-12-28 | 2021-12-28 | Partial discharge detection device for high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217112576U true CN217112576U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123348763.XU Active CN217112576U (en) | 2021-12-28 | 2021-12-28 | Partial discharge detection device for high-voltage switch cabinet |
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| CN (1) | CN217112576U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116973714A (en) * | 2023-09-22 | 2023-10-31 | 山东捷远电气股份有限公司 | Switch cabinet with partial discharge detection device |
| CN117929814A (en) * | 2024-03-25 | 2024-04-26 | 辽宁当凯电力有限公司 | High tension switchgear fault detection device |
-
2021
- 2021-12-28 CN CN202123348763.XU patent/CN217112576U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116973714A (en) * | 2023-09-22 | 2023-10-31 | 山东捷远电气股份有限公司 | Switch cabinet with partial discharge detection device |
| CN116973714B (en) * | 2023-09-22 | 2024-01-26 | 山东捷远电气股份有限公司 | Switch cabinet with partial discharge detection device |
| CN117929814A (en) * | 2024-03-25 | 2024-04-26 | 辽宁当凯电力有限公司 | High tension switchgear fault detection device |
| CN117929814B (en) * | 2024-03-25 | 2024-05-31 | 辽宁当凯电力有限公司 | High tension switchgear fault detection device |
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