CN112394264A - Partial discharge detection device for GIS switch device - Google Patents
Partial discharge detection device for GIS switch device Download PDFInfo
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- CN112394264A CN112394264A CN202011208125.5A CN202011208125A CN112394264A CN 112394264 A CN112394264 A CN 112394264A CN 202011208125 A CN202011208125 A CN 202011208125A CN 112394264 A CN112394264 A CN 112394264A
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- telescopic sleeve
- partial discharge
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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
- G01R31/1209—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 using acoustic measurements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
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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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Abstract
The invention relates to the technical field of GIS switching devices, in particular to a partial discharge detection device for a GIS switching device. The invention aims to solve the technical problems of inaccurate measurement, difficult later maintenance and interference reduction. In order to solve the technical problems, the invention provides a partial discharge detection device for a GIS switching device, which consists of a box body, a partial discharge instrument body, a telescopic mechanism and an adjusting mechanism, wherein the telescopic mechanism and the adjusting mechanism are arranged in the device, so that the height can be adjusted, a controller module on a PLC controls a first motor, an electric push rod and a second motor, so that the ultrasonic detection head can be adjusted at any angle, the whole structure is stable, the measurement is accurate, the automatic adjustment is realized without handheld detection, the time and labor are saved, a camera is arranged, the inspection is convenient, the real-time condition of the GIS can be conveniently known through the comparison of collected pictures, and the later maintenance is convenient.
Description
Technical Field
The invention relates to the technical field of GIS switching devices, in particular to a partial discharge detection device for a GIS switching device.
Background
The GIS is named as gas insulated metal enclosed switchgear, which at least partially adopts gas higher than atmospheric pressure as an insulating medium, and is a metal enclosed switchgear and a control device, the GIS is composed of a breaker, a disconnecting switch, a grounding switch, a mutual inductor, a lightning arrester, a bus, a connecting piece, an outgoing line terminal and the like, all the equipment or components are enclosed in a metal grounded shell, and SF6 insulating gas with certain pressure is filled in the metal grounded shell, so the GIS is also called as an SF6 totally enclosed combined electrical apparatus, is high-voltage electrical equipment with high operation reliability, less maintenance workload and long overhaul period, has the fault rate of only 20-40 percent of that of conventional equipment, has inherent defects, can cause flashover fault inside the GIS due to the influence of factors such as SF6 gas leakage, external moisture infiltration, existence of conductive impurities, aging of insulators and the like, and the whole GIS makes the fault location and overhaul difficult, the maintenance work is complicated, and average power failure repair time is longer than conventional equipment after the accident, and its power failure scope is big, often relates to non-trouble component, and the appearance is put to detection device commonly used during the maintenance exactly the office, but current partial discharge detection device has a lot of problems or defects:
the existing device is mostly operated by hands when in use, has larger volume for a large GIS station, needs to ascend a ladder platform to detect the top when detecting whether the discharge exists at the top, also needs to continuously adjust the angle direction, is inconvenient to use and has large workload; when the existing device detects the discharge condition, the discharge position on the GIS can only be roughly determined by hand-held operation, and the later-stage maintenance difficulty is increased because the hand-held instability cannot be accurately positioned; when the GIS is overhauled, whether its surface ftractures or there is ageing, is difficult to direct observation to the position at GIS top, and current partial discharge detection device does not possess the inspection function.
Disclosure of Invention
The present invention is directed to a partial discharge detection device for a GIS switch device, which is provided with an adjustment mechanism to solve the problem of detecting the waste power as proposed in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a partial discharge detection device for a GIS switching device comprises a box body, a partial discharge instrument body, a telescopic mechanism and an adjusting mechanism.
The instrument body is put in office to the last office of installing of box, telescopic machanism is installed at the top of box, the last structure of transferring of installing of telescopic machanism, the internally mounted of box has the battery.
The telescopic mechanism comprises a first telescopic sleeve, a second telescopic sleeve, a third telescopic sleeve, a first V-shaped elastic sheet and a second V-shaped elastic sheet, the second telescopic sleeve is sleeved on the inner activity of the first telescopic sleeve, the third telescopic sleeve is sleeved on the inner activity of the second telescopic sleeve, two first copper sheets are fixedly mounted on the inner wall surface of the first telescopic sleeve, two second copper sheets are fixedly mounted on the inner wall surface of the second telescopic sleeve, two third copper sheets are fixedly mounted on the inner wall surface of the third telescopic sleeve, two elastic sheet bases are mounted on the bottom surfaces of the third copper sheets and the two second copper sheets, four elastic sheet bases are fixedly connected with copper elastic sheets and four side surfaces of the elastic sheets, sliders are mounted at the bottoms of the copper elastic sheets, and a circular clamping block is formed in the top end and the bottom end of one side wall of the second telescopic sleeve, the top end of one side wall of the first telescopic sleeve and the bottom end of one side wall of the third telescopic sleeve are all penetrated and formed in a circular clamping And the surface of the inner wall of the second telescopic sleeve is fixedly provided with a first V-shaped elastic sheet, and the surface of the inner wall of the third telescopic sleeve is fixedly provided with a second V-shaped elastic sheet.
The adjusting mechanism comprises a control box, an electric push rod, a first motor, a second motor and a cylindrical measuring box, the control box and the electric push rod are installed on the surfaces of the two sides of the top end of the third telescopic sleeve respectively, the first motor is fixedly installed on the push rod end of the electric push rod, the second motor is fixedly installed on the rotating shaft of the first motor, and the cylindrical measuring box is fixedly connected to the rotating shaft of the top of the second motor.
Preferably, the clamping blocks on the first V-shaped elastic sheet are all located in the circular clamping groove at the bottom of the second telescopic sleeve, and the clamping blocks on the second V-shaped elastic sheet are all located in the circular clamping groove at the bottom of the third telescopic sleeve.
Preferably, the four sliding blocks are respectively in lap joint with the corresponding second copper sheet and the corresponding first copper sheet, and mounting blocks are fixedly mounted at the bottom ends of the two first copper sheets and the top end of the third copper sheet.
Preferably, the sliding block, the mounting block and the spring plate base are copper sliding blocks, copper mounting blocks and copper spring plate bases.
Preferably, the top of the outer wall surface of the third telescopic sleeve and the top of the outer wall surface of the second telescopic sleeve are both provided with a stop block.
Preferably, a fixing column is fixedly mounted on the floor ground of the box body, a thread groove is formed in the bottom end of the fixing column, a tripod support frame is mounted in the thread groove in a threaded mode, and anti-skidding sleeves are mounted on feet at the bottom end of the tripod support frame.
Preferably, the inside of control box installs PLC, install controller module, flash memory module, wireless transmission module and picture processing module on the PLC.
Preferably, the bottom end of the first telescopic sleeve penetrates through a top plate of the box body and extends to the inside, and the first telescopic sleeve is communicated with the inside of the box body.
Preferably, one side fixed surface that the second motor was kept away from to the cylindricality measuring box is connected with extension post and support column, the one end fixed mounting that the cylindricality measuring box was kept away from to the extension post has the ultrasonic detection head, the one end that the cylindricality measuring box was kept away from to the support column is installed the camera.
Preferably, a polymerization cover is fixedly sleeved on the outer surface of one end, far away from the control box, of the cylindrical measuring box, and the opening direction of the polymerization cover is opposite to the position direction of the control box.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention is provided with the telescopic mechanism and the adjusting mechanism, so that the height can be adjusted, the controller module on the PLC controls the first motor, the electric push rod and the second motor, the ultrasonic detection head can be adjusted at any angle, the whole structure is stable, the measurement is more accurate, the automatic adjustment is realized without hand-held detection, and the time and the labor are saved;
(2) the camera is arranged, when the ultrasonic detection head detects the top of the GIS, the camera shoots the surface of the GIS, the image is stored by the flash memory module and is transmitted to the receiving end by the image processing module through the wireless transmission module, so that the top of the GIS can be conveniently checked and detected, the detection is convenient, the real-time condition of the GIS can be conveniently known through the convenient comparison of the collected images, and the convenience is provided for later maintenance;
(3) the invention is provided with the telescopic mechanism, and when the first telescopic sleeve, the second telescopic sleeve and the third telescopic sleeve telescopically slide, the first copper sheet, the second copper sheet and the third copper sheet in the telescopic mechanism are always electrically communicated due to the connection of the copper spring, the spring base and the sliding block, so that the lifting adjustment is realized, and meanwhile, the winding of an internal circuit is avoided to interfere with data detection.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of a front view of the case and the first telescoping sleeve of the present invention;
FIG. 3 is a schematic front view of the adjusting mechanism of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1A;
FIG. 5 is an enlarged view of a portion of FIG. 2 at B according to the present invention;
FIG. 6 is a schematic diagram of a right-view structure of a copper dome of the present invention;
FIG. 7 is a schematic left side view of a polymeric cover of the present invention;
FIG. 8 is a schematic cross-sectional view of a left side view of the control box of the present invention;
FIG. 9 is a schematic diagram of a control principle of image acquisition according to the present invention;
fig. 10 is a partially enlarged view of the structure at C in fig. 1 according to the present invention.
In the figure: 1. the portable electronic device comprises a box body, 201, a first telescopic sleeve, 202, a second telescopic sleeve, 203, a third telescopic sleeve, 204, a first copper sheet, 205, a second copper sheet, 206, a third copper sheet, 207, a copper elastic sheet, 208, a first V-shaped elastic sheet, 209, a second V-shaped elastic sheet, 210, an elastic sheet base, 211, a sliding block, 212, a mounting block, 213, a circular clamping groove, 214, a blocking block, 301, a control box, 302, an electric push rod, 303, a first motor, 304, a second motor, 305, a cylindrical measuring box, 4, a partial discharge instrument body, 5, a polymerization cover, 6, an extension column, 7, an ultrasonic detecting head, 8, a camera, 9, a storage battery, 10, a three-foot supporting frame, 11, a PLC, 12, a controller module, 13, a flash memory module, 14, a wireless transmission module, 15, a fixed column, 16, a supporting column, 17, a picture processing module, 18 and an anti-skid sleeve.
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.
Referring to fig. 1-10, an embodiment of the present invention is shown: a partial discharge detection device for a GIS switching device comprises a box body 1, a partial discharge instrument body 4, a telescopic mechanism and an adjusting mechanism.
Install the office on the box 1 and put appearance body 4, telescopic machanism is installed at the top of box 1, telescopic machanism is last to be installed and to transfer the structure, the internally mounted of box 1 has battery 9.
The telescopic mechanism comprises a first telescopic sleeve 201, a second telescopic sleeve 202, a third telescopic sleeve 203, a first V-shaped elastic sheet 208 and a second V-shaped elastic sheet 209, the second telescopic sleeve 202 is movably sleeved inside the first telescopic sleeve 201, the third telescopic sleeve 203 is movably sleeved inside the second telescopic sleeve 202, two first copper sheets 204 are fixedly installed on the surface of the inner wall of the first telescopic sleeve 201, two second copper sheets 205 are fixedly installed on the surface of the inner wall of the second telescopic sleeve 202, two third copper sheets 206 are fixedly installed on the surface of the inner wall of the third telescopic sleeve 203, two third copper sheets 206 and two second copper sheets 205 are respectively installed on the bottom surfaces, one side surface of each of the four elastic sheet bases 210 is fixedly connected with a copper elastic sheet 207, and sliders 211 are respectively installed at the bottoms of the four copper elastic sheets 207, the telescopic joint comprises a first telescopic sleeve 202, a second telescopic sleeve 203, a third telescopic sleeve 203 and a third telescopic sleeve 201, wherein a circular clamping groove 213 is formed in the top end and the bottom end of one side wall of the second telescopic sleeve 202, the top end of one side wall of the first telescopic sleeve 201 and the bottom end of one side wall of the third telescopic sleeve 203 in a penetrating mode, a first V-shaped elastic sheet 208 is fixedly mounted on the surface of the inner wall of the second telescopic sleeve 202, and a second V-shaped elastic sheet 209 is fixedly mounted on the surface of the inner wall.
The adjusting mechanism comprises a control box 301, an electric push rod 302, a first motor 303, a second motor 304 and a cylindrical measuring box 305, the control box 301 and the electric push rod 302 are respectively installed on the surfaces of the two sides of the top end of the third telescopic sleeve 203, the first motor 303 is fixedly installed on the push rod end of the electric push rod 302, the second motor 304 is fixedly installed on the rotating shaft of the first motor 303, and the cylindrical measuring box 305 is fixedly connected to the rotating shaft at the top of the second motor 304.
Specifically, the clamping blocks on the first V-shaped elastic sheet 208 are located in the circular clamping groove 213 at the bottom of the second telescopic sleeve 202, the clamping blocks on the second V-shaped elastic sheet 209 are located in the circular clamping groove 213 at the bottom of the third telescopic sleeve 203, and when the height is adjusted, the clamping blocks on the second V-shaped elastic sheet 209 and the third telescopic sleeve 203 pop out to form clamping positions, so that the height is conveniently fixed.
Specifically, the four sliding blocks 211 are respectively lapped with the corresponding second copper sheets 205 and the corresponding first copper sheets 204, and the bottom ends of the two first copper sheets 204 and the top ends of the third copper sheets 206 are respectively and fixedly provided with mounting blocks 212, so that the electrical connection is maintained when the height of the telescopic mechanism is adjusted up and down.
Specifically, the sliding block 211, the mounting block 212 and the spring plate base 210 are copper sliding blocks 211, copper mounting blocks 212 and copper spring plate bases 210, and the electric conduction effect is good.
Specifically, the blocking blocks 214 are installed at the tops of the outer wall surfaces of the third telescopic sleeve 203 and the second telescopic sleeve 202, so that the second telescopic sleeve 202 and the third telescopic sleeve 203 can be prevented from being retracted into the first telescopic sleeve 201.
Specifically, a fixing column 15 is fixedly installed on the floor ground of the box body 1, a thread groove is formed in the bottom end of the fixing column 15, a tripod support frame 10 is installed in the thread groove in a threaded manner, and anti-slip sleeves 18 are installed on the bottom end feet of the tripod support frame 10, so that the tripod support frame 10 can be installed conveniently.
Specifically, a PLC11 is installed inside the control box 301, and a controller module 12, a flash memory module 13, a wireless transmission module 14 and a picture processing module 17 are installed on the PLC11, so that the electric push rod 302, the first motor 303 and the column-shaped measuring box 305 can be conveniently controlled.
Specifically, the bottom end of the first telescopic sleeve 201 penetrates through the top plate of the box body 1 and extends to the inside, and the first telescopic sleeve 201 is communicated with the inside of the box body 1.
Specifically, one side fixed surface that second motor 304 was kept away from to cylindricality measuring box 305 is connected with extension post 6 and support column 16, the one end fixed mounting that cylindricality measuring box 305 was kept away from to extension post 6 has ultrasonic detection head 7, the one end that cylindricality measuring box 305 was kept away from to support column 16 is installed camera 8, is convenient for fix camera 8 and ultrasonic detection head 7.
Specifically, a polymeric cover 5 is fixedly sleeved on the outer surface of one end of the cylindrical measurement box 305 away from the control box 301, the opening direction of the polymeric cover 5 is opposite to the position direction of the control box 301, and the polymeric cover 5 enables the measurement signal of the ultrasonic detection head 7 to be more concentrated.
The working principle is as follows: in the application, an electrical appliance element on the top of the telescopic mechanism is respectively and electrically connected with two mounting blocks 212 on the top of a third telescopic sleeve 203, two mounting blocks 212 on the bottom of a first telescopic sleeve 201 are respectively and electrically connected with a storage battery 9, switches are mounted on electrical appliance elements appearing in the invention, when the telescopic mechanism is used, three feet of a three-foot support frame 10 are firstly unfolded and fixed, the anti-skid property of an anti-skid sleeve 18 on the bottom is increased, the stability of the whole device is improved, a box body 1 is fixed through a fixing column 15, the telescopic mechanism consisting of the first telescopic sleeve 201, a second telescopic sleeve 202 and the third telescopic sleeve 203 can realize height adjustment, a controller module 12 on a PLC11 controls a first motor 303, an electric push rod 302 and a second motor 304, the ultrasonic detection head 7 can be adjusted at any angle, the whole structure is stable, the measurement is more accurate, when the ultrasonic detection head 7 detects the top of a, simultaneously camera 8 shoots GIS's surface, store through flash memory module 13, and handle the picture through wireless transmission module 14 transmission for the receiving terminal through picture processing module 17, the convenience is looked over the top to GIS and is detected, convenient inspection, the convenient contrast of picture through gathering, be convenient for know GIS's real-time condition, it is convenient to later maintenance, first telescope tube 201, inside first copper sheet 204 when flexible slip of second telescope tube 202 and third telescope tube 203, second copper sheet 205 and third copper sheet 206 are because copper shell fragment 207, shell fragment base 210 and slider 211 keep the electric property intercommunication all the time, when having realized the lift, avoid the winding interference data of internal circuit to detect.
It is well within the skill of those in the art to implement, and not to be bound by any theory, the present invention is not limited to the specific details set forth in the specification.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A partial discharge detection device for a GIS switching device, characterized by: comprises a box body (1), a partial discharge instrument body (4), a telescopic mechanism and an adjusting mechanism;
the partial discharge instrument is characterized in that a partial discharge instrument body (4) is installed on the box body (1), a telescopic mechanism is installed at the top of the box body (1), an adjusting structure is installed on the telescopic mechanism, and a storage battery (9) is installed inside the box body (1);
the telescopic mechanism comprises a first telescopic sleeve (201), a second telescopic sleeve (202), a third telescopic sleeve (203), a first V-shaped elastic sheet (208) and a second V-shaped elastic sheet (209), the second telescopic sleeve (202) is movably sleeved in the first telescopic sleeve (201), the third telescopic sleeve (203) is movably sleeved in the second telescopic sleeve (202), two first copper sheets (204) are fixedly installed on the surface of the inner wall of the first telescopic sleeve (201), two second copper sheets (205) are fixedly installed on the surface of the inner wall of the second telescopic sleeve (202), two third copper sheets (206) are fixedly installed on the surface of the inner wall of the third telescopic sleeve (203), elastic sheet bases (210) are installed on the bottom surfaces of the two third copper sheets (206) and the two second copper sheets (205), and a copper elastic sheet (207) is fixedly connected to one side surface of each of the four elastic sheet bases (210), sliding blocks (211) are mounted at the bottoms of the four copper elastic sheets (207), circular clamping grooves (213) are formed in the top end and the bottom end of one side wall of the second telescopic sleeve (202), the top end of one side wall of the first telescopic sleeve (201) and the bottom end of one side wall of the third telescopic sleeve (203) in a penetrating mode, a first V-shaped elastic sheet (208) is fixedly mounted on the surface of the inner wall of the second telescopic sleeve (202), and a second V-shaped elastic sheet (209) is fixedly mounted on the surface of the inner wall of the third telescopic sleeve (203);
the adjusting mechanism comprises a control box (301), an electric push rod (302), a first motor (303), a second motor (304) and a cylindrical measuring box (305), the surfaces of two sides of the top end of the third telescopic sleeve (203) are respectively provided with the control box (301) and the electric push rod (302), the push rod end of the electric push rod (302) is fixedly provided with the first motor (303), the rotating shaft of the first motor (303) is fixedly provided with the second motor (304), and the rotating shaft at the top of the second motor (304) is fixedly connected with the cylindrical measuring box (305).
2. The partial discharge detection device for the GIS switching device according to claim 1, wherein: the clamping blocks on the first V-shaped elastic sheet (208) are all located in a circular clamping groove (213) at the bottom of the second telescopic sleeve (202), and the clamping blocks on the second V-shaped elastic sheet (209) are all located in a circular clamping groove (213) at the bottom of the third telescopic sleeve (203).
3. The partial discharge detection device for the GIS switching device according to claim 1, wherein: the four sliding blocks (211) are respectively in lap joint with the corresponding second copper sheets (205) and the corresponding first copper sheets (204), and mounting blocks (212) are fixedly mounted at the bottom ends of the two first copper sheets (204) and the top ends of the third copper sheets (206).
4. The partial discharge detection device for the GIS switching device according to claim 1, wherein: the sliding block (211), the mounting block (212) and the elastic sheet base (210) are copper sliding blocks (211), copper mounting blocks (212) and copper elastic sheet bases (210).
5. The partial discharge detection device for the GIS switching device according to claim 1, wherein: and blocking blocks (214) are mounted at the tops of the outer wall surfaces of the third telescopic sleeve (203) and the second telescopic sleeve (202).
6. The partial discharge detection device for the GIS switching device according to claim 1, wherein: the box body is characterized in that a fixing column (15) is fixedly mounted on the floor ground of the box body (1), a thread groove is formed in the bottom end of the fixing column (15), a tripod support frame (10) is mounted in the thread groove in a threaded mode, and anti-skidding sleeves (18) are mounted on the bottom end feet of the tripod support frame (10).
7. The partial discharge detection device for the GIS switching device according to claim 1, wherein: the interior of the control box (301) is provided with a PLC (11), and the PLC (11) is provided with a controller module (12), a flash memory module (13), a wireless transmission module (14) and an image processing module (17).
8. The partial discharge detection device for the GIS switching device according to claim 1, wherein: the bottom end of the first telescopic sleeve (201) penetrates through a top plate of the box body (1) and extends to the inside, and the first telescopic sleeve (201) is communicated with the inside of the box body (1).
9. The partial discharge detection device for the GIS switching device according to claim 1, wherein: one side fixed surface that second motor (304) were kept away from in cylindricality measuring box (305) is connected with and extends post (6) and support column (16), the one end fixed mounting that cylindricality measuring box (305) was kept away from in extension post (6) has ultrasonic detection head (7), camera (8) are installed to the one end that cylindricality measuring box (305) was kept away from in support column (16).
10. The partial discharge detection device for the GIS switching device according to claim 1, wherein: the outer surface of one end, far away from the control box (301), of the cylindrical measuring box (305) is fixedly sleeved with a polymerization cover (5), and the opening direction of the polymerization cover (5) is opposite to the position direction of the control box (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011208125.5A CN112394264A (en) | 2020-11-03 | 2020-11-03 | Partial discharge detection device for GIS switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011208125.5A CN112394264A (en) | 2020-11-03 | 2020-11-03 | Partial discharge detection device for GIS switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112394264A true CN112394264A (en) | 2021-02-23 |
Family
ID=74599065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011208125.5A Withdrawn CN112394264A (en) | 2020-11-03 | 2020-11-03 | Partial discharge detection device for GIS switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112394264A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114068233A (en) * | 2021-11-02 | 2022-02-18 | 裕力电气集团有限公司 | Load switch convenient to change linkage |
| CN114654080A (en) * | 2022-03-04 | 2022-06-24 | 衢州学院 | Flowing water type automobile metal plate annular laser cutting device |
| CN114740318A (en) * | 2022-06-01 | 2022-07-12 | 上海格鲁布科技有限公司 | Multifunctional partial discharge live detection system |
| CN116482500A (en) * | 2023-06-01 | 2023-07-25 | 南京远宁电气科技有限公司 | Partial discharge detection device |
-
2020
- 2020-11-03 CN CN202011208125.5A patent/CN112394264A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114068233A (en) * | 2021-11-02 | 2022-02-18 | 裕力电气集团有限公司 | Load switch convenient to change linkage |
| CN114068233B (en) * | 2021-11-02 | 2024-05-07 | 裕力电气集团有限公司 | Load switch convenient for replacing linkage mechanism |
| CN114654080A (en) * | 2022-03-04 | 2022-06-24 | 衢州学院 | Flowing water type automobile metal plate annular laser cutting device |
| CN114740318A (en) * | 2022-06-01 | 2022-07-12 | 上海格鲁布科技有限公司 | Multifunctional partial discharge live detection system |
| CN114740318B (en) * | 2022-06-01 | 2023-03-10 | 上海格鲁布科技有限公司 | Multifunctional partial discharge live detection system |
| CN116482500A (en) * | 2023-06-01 | 2023-07-25 | 南京远宁电气科技有限公司 | Partial discharge detection device |
| CN116482500B (en) * | 2023-06-01 | 2024-04-19 | 上海安朗特技术有限公司 | Partial discharge detection device |
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