CN112260238A - Automatic detection and removal device for short circuit fault of line - Google Patents
Automatic detection and removal device for short circuit fault of line Download PDFInfo
- Publication number
- CN112260238A CN112260238A CN202011047899.4A CN202011047899A CN112260238A CN 112260238 A CN112260238 A CN 112260238A CN 202011047899 A CN202011047899 A CN 202011047899A CN 112260238 A CN112260238 A CN 112260238A
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- Prior art keywords
- wall
- detection
- short
- circuit
- base
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- 238000001514 detection method Methods 0.000 title claims abstract description 61
- 238000002271 resection Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/50—Pedestal- or pad-mounted casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/52—Mobile units, e.g. for work sites
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/263—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of measured values
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses an automatic circuit short-circuit fault detection and removal device which comprises a base and a detection box, wherein four corners of the outer wall of the top of the base are fixedly connected with fixed cylinders, the inner wall of each fixed cylinder is provided with an insulating sleeve, a fixed column is arranged inside each insulating sleeve, the outer wall of the bottom of the detection box is provided with a sliding chute, the inner wall of each sliding chute is connected with a sliding plate in a sliding mode, the outer wall of the bottom of each sliding plate is fixedly connected with the outer wall of the top of the corresponding fixed column, a removal mechanism is arranged inside the detection box, the outer wall of the bottom of the detection box is provided with a fixing mechanism, universal wheels are arranged at the four corners of the outer wall of the bottom of the base. The invention ensures that the detection process is safer, effectively improves the stability of the device, can realize automatic detection and cutting of the line, is very convenient to use, ensures that the device is always in a grounding state, and further improves the safety performance of the device.
Description
Technical Field
The invention relates to the technical field of line detection, in particular to an automatic detection and removal device for a line short-circuit fault.
Background
The line used in the power transmission process is composed of multiple electric wires for conducting current, such as a 10kV line, the 10kV line is the most common line at ordinary times, a street pole is provided with a transformer, the three lines on the primary side of the transformer are 10kV, and the short circuit of the line can occur frequently in the power transmission process.
In order to guarantee the normal operating of circuit, need in time detect when the short circuit condition appears and amputate the short-circuit line, current short circuit detection mode is usually through handheld short circuit detector of maintainer to the accident line detect, when short circuit detector sent the warning, the manual work is cut short circuit part through the scissors again, in order to guarantee that other circuits can normal operating, but this kind of detection excision mode is very unsafe, consequently, need to design a circuit short circuit trouble automated inspection excision device to solve above-mentioned problem urgently.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an automatic detection and cutting device for a short-circuit fault of a circuit.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a circuit short-circuit fault automated inspection resection device, includes base and detection case, the equal fixedly connected with fixed cylinder of four corners of base top outer wall, and the inner wall of fixed cylinder is provided with insulating cover, the inside of insulating cover is provided with the fixed column, the bottom outer wall of detection case is opened there is the spout, and the inner wall sliding connection of spout has the slide, the bottom outer wall of slide and the top outer wall fixed connection of fixed column, the inside of detection case is provided with resection mechanism, the bottom outer wall of detection case is provided with fixed establishment, four corners of base bottom outer wall all are provided with the universal wheel.
As a still further scheme of the invention: the outer wall of the top of the base is fixedly connected with a push rod.
As a still further scheme of the invention: the excision structure includes pneumatic cylinder, cutting knife, diaphragm and cuts cut groove, one side outer wall fixedly connected with mount of detection case, and the pneumatic cylinder is fixed to be set up in the top inner wall of mount, the cutting knife sets up in the piston one end of pneumatic cylinder, the diaphragm is fixed to be set up in the bottom inner wall of detection case, and cuts cut groove and set up in the top outer wall of diaphragm, the bottom inner wall of detection case still is provided with short circuit detector.
As a still further scheme of the invention: and the outer walls of two sides of the detection box are provided with wire ports.
As a still further scheme of the invention: the short circuit detector is connected with a controller through a lead, and the controller is connected with a switch of the hydraulic cylinder through the lead.
As a still further scheme of the invention: the fixed plate is fixedly arranged on the outer wall of the bottom of the detection box, the threaded cylinder is rotatably arranged on the outer walls of two sides of the fixed plate through a bearing, the inner wall of the threaded cylinder is in threaded connection with the screw, and one end of the screw is fixedly connected with the outer wall of one side of the fixed column.
As a still further scheme of the invention: the bottom outer wall fixedly connected with mounting panel of fixed plate, and the bottom outer wall of mounting panel rotates through the ear seat and is connected with the earthed pole, the bottom outer wall of mounting panel and one side outer wall of earthed pole pass through spring coupling.
As a still further scheme of the invention: the outer wall of the bottom of the base is provided with a fixed opening.
The invention has the beneficial effects that:
1. through the arrangement of the fixed cylinder, the insulating sleeve, the fixed column, the fixed plate, the threaded cylinder, the sliding chute, the sliding plate and the screw rod, the fixed column can be arranged in the fixed cylinder, the insulating sleeve positioned between the fixed column and the fixed cylinder can play a certain insulating role, so that the detection process is safer, meanwhile, the threaded cylinder on the fixed plate can be rotated, the screw rod is moved out of the threaded cylinder, the sliding plate positioned on the fixed column can move in the sliding chute, so that the fixed column can abut against the insulating sleeve, the stability of the device is effectively improved, and the using effect is better;
2. through the arrangement of the transverse plate, the cutting groove, the hydraulic cylinder, the cutting knife and the short circuit detector, the push rod can push the device to move, so that the line can move at a wire guide port on the detection box, the line can be detected through the short circuit detector, when the short circuit line is detected, a signal can be sent to the controller to prompt the hydraulic cylinder to work, so that the cutting knife moves down and enters the cutting groove on the transverse plate, the automatic detection and the cutting of the line are realized, and the use is very convenient;
3. through mounting panel, spring and the earthed pole that sets up, the earthed pole passes through the ear seat and rotates and set up in the mounting panel bottom, and the spring that is located between mounting panel and the earthed pole makes the device move in-process earthed pole and contact with ground all the time for the device is in ground connection state all the time, has further improved the security performance of device.
Drawings
Fig. 1 is a schematic cross-sectional structural view of an automatic line short-circuit fault detection and removal device provided in embodiment 1;
fig. 2 is a schematic structural diagram of a detection box of the automatic line short-circuit fault detection and removal device provided in embodiment 1;
fig. 3 is a schematic view of the overall structure of an automatic line short-circuit fault detection and removal device provided in embodiment 2.
In the figure: the device comprises a base 1, an insulating sleeve 2, a fixing barrel 3, a fixing column 4, a fixing plate 5, a threaded barrel 6, a universal wheel 7, a screw rod 8, a detection box 9, a sliding chute 10, a push rod 11, a sliding plate 12, a transverse plate 13, a fixing frame 14, a hydraulic cylinder 15, a cutting knife 16, a short circuit detector 17, a cutting groove 18, a wire guide opening 19, a mounting plate 20, a spring 21, a grounding rod 22 and a fixing opening 23.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-2, a circuit short-circuit fault automatic detection resection device, including base 1 and detection case 9, the equal fixedly connected with fixed cylinder 3 of four corners of base 1 top outer wall, and the inner wall of fixed cylinder 3 is provided with insulating cover 2, the inside of insulating cover 2 is provided with fixed column 4, the bottom outer wall of detection case 9 is opened there is spout 10, and the inner wall sliding connection of spout 10 has slide 12, the bottom outer wall of slide 12 and the top outer wall fixed connection of fixed column 4, the inside of detection case 9 is provided with resection mechanism, the bottom outer wall of detection case 9 is provided with fixed establishment, four corners of base 1 bottom outer wall all are provided with universal wheel 7.
The outer wall fixedly connected with push rod 11 of the top of base 1 makes things convenient for thrust unit to remove.
The excision structure includes pneumatic cylinder 15, cutting knife 16, diaphragm 13 and cuts cut groove 18, and one side outer wall fixedly connected with mount 14 of detection case 9, and pneumatic cylinder 15 is fixed to be set up in the top inner wall of mount 14, and cutting knife 16 sets up in the piston one end of pneumatic cylinder 15, and diaphragm 13 is fixed to be set up in the bottom inner wall of detection case 9, and cuts cut groove 18 and set up in the top outer wall of diaphragm 13, and the bottom inner wall of detection case 9 still is provided with short circuit detector 17.
The outer walls of the two sides of the detection box 9 are provided with wire guiding ports 19, so that the circuit can smoothly pass through the detection box 9.
The short-circuit detector 17 is connected with a controller through a lead, and the controller is connected with a switch of the hydraulic cylinder 15 through a lead.
Fixed plate 5, a screw thread section of thick bamboo 6 and screw rod 8, fixed plate 5 is fixed to be set up in the bottom outer wall of detection case 9, and a screw thread section of thick bamboo 6 rotates through the bearing and sets up in the both sides outer wall of fixed plate 5, and the inner wall threaded connection of a screw thread section of thick bamboo 6 has screw rod 8, and one end of screw rod 8 and one side outer wall fixed connection of fixed column 4.
The working principle is as follows: when the device is used, the fixed column 4 can be arranged in the fixed cylinder 3, the insulating sleeve 2 positioned between the fixed column 4 and the fixed cylinder 3 can play a certain insulating role, so that the detection process is safer, meanwhile, the threaded cylinder 6 on the fixed plate 5 can be rotated, the screw 8 is moved out of the threaded cylinder 6, the sliding plate 12 positioned on the fixed column 4 can move in the sliding groove 10, so that the fixed column 4 can abut against the insulating sleeve 2, the stability of the device is effectively improved, the using effect is better, the device can be pushed to move through the push rod 11, the line can move at the wire guide 19 on the detection box 9, the line can be detected through the short-circuit detector 17, when the short-circuit is detected, a signal can be sent to the controller to prompt the hydraulic cylinder 15 to work, so that the cutting knife 16 moves downwards and enters the cutting groove 18 on the transverse plate 13, and the automatic detection and cutting of the line, the use is very convenient.
Example 2
Referring to fig. 3, an automatic circuit short-circuit fault detecting and cutting device, compared to embodiment 1, in this embodiment, further includes a mounting plate 20 fixedly connected to the bottom outer wall of the fixing plate 5, and the bottom outer wall of the mounting plate 20 is rotatably connected to a grounding rod 22 through an ear seat, and the bottom outer wall of the mounting plate 20 is connected to the outer wall of one side of the grounding rod 22 through a spring 21.
The outer wall of the bottom of the base 1 is provided with a fixed opening 23.
The working principle is as follows: during the use, grounding rod 22 passes through the ear seat and rotates and set up in mounting panel 20 bottom, and the spring 21 that is located between mounting panel 20 and grounding rod 22 makes the device move in-process grounding rod 22 and ground contact all the time for the device is in the ground connection state all the time, has further improved the security performance of device.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a circuit short circuit fault automated inspection resection device, includes base (1) and detection case (9), its characterized in that, the equal fixedly connected with solid fixed cylinder (3) of four corners of base (1) top outer wall, and the inner wall of solid fixed cylinder (3) is provided with insulating cover (2), the inside of insulating cover (2) is provided with fixed column (4), the bottom outer wall of detection case (9) is opened there is spout (10), and the inner wall sliding connection of spout (10) has slide (12), the bottom outer wall of slide (12) and the top outer wall fixed connection of fixed column (4), the inside of detection case (9) is provided with resection mechanism, the bottom outer wall of detection case (9) is provided with fixed establishment, four corners of base (1) bottom outer wall all are provided with universal wheel (7).
2. The automatic circuit short fault detection and cutting device as claimed in claim 1, wherein a push rod (11) is fixedly connected to the outer wall of the top of the base (1).
3. The automatic circuit short-circuit fault detection and removal device according to claim 1, wherein the removal structure comprises a hydraulic cylinder (15), a cutting knife (16), a transverse plate (13) and a cutting groove (18), a fixing frame (14) is fixedly connected to the outer wall of one side of the detection box (9), the hydraulic cylinder (15) is fixedly arranged on the inner wall of the top of the fixing frame (14), the cutting knife (16) is arranged at one end of a piston of the hydraulic cylinder (15), the transverse plate (13) is fixedly arranged on the inner wall of the bottom of the detection box (9), the cutting groove (18) is arranged on the outer wall of the top of the transverse plate (13), and a short-circuit detector (17) is further arranged on the inner wall of the bottom of the detection box (9).
4. The automatic circuit short-circuit fault detection and cutting device as claimed in claim 1, wherein the outer walls of both sides of the detection box (9) are provided with wire guiding openings (19).
5. The automatic circuit short-circuit fault detection and cutting device as claimed in claim 3, characterized in that the short-circuit detector (17) is connected with a controller through a lead, and the controller is connected with a switch of the hydraulic cylinder (15) through a lead.
6. The automatic circuit short fault detection and cutting device according to claim 1, wherein the fixing mechanism fixing plate (5), the threaded cylinder (6) and the threaded rod (8) are arranged, the fixing plate (5) is fixedly arranged on the outer wall of the bottom of the detection box (9), the threaded cylinder (6) is rotatably arranged on the outer walls of two sides of the fixing plate (5) through a bearing, the threaded rod (8) is connected to the inner wall of the threaded cylinder (6) in a threaded manner, and one end of the threaded rod (8) is fixedly connected with the outer wall of one side of the fixing column (4).
7. The automatic circuit short-circuit fault detection and cutting device as claimed in claim 6, wherein a mounting plate (20) is fixedly connected to the bottom outer wall of the fixing plate (5), a grounding rod (22) is rotatably connected to the bottom outer wall of the mounting plate (20) through an ear seat, and the bottom outer wall of the mounting plate (20) and one side outer wall of the grounding rod (22) are connected through a spring (21).
8. The automatic circuit short fault detection and cutting device as claimed in claim 1, wherein the bottom outer wall of the base (1) is provided with a fixing opening (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011047899.4A CN112260238A (en) | 2020-09-29 | 2020-09-29 | Automatic detection and removal device for short circuit fault of line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011047899.4A CN112260238A (en) | 2020-09-29 | 2020-09-29 | Automatic detection and removal device for short circuit fault of line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112260238A true CN112260238A (en) | 2021-01-22 |
Family
ID=74234606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011047899.4A Pending CN112260238A (en) | 2020-09-29 | 2020-09-29 | Automatic detection and removal device for short circuit fault of line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112260238A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118362917A (en) * | 2024-06-14 | 2024-07-19 | 中国电建集团江西省电力设计院有限公司 | Power storage detection device of power energy storage device and use method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5051553A (en) * | 1988-10-08 | 1991-09-24 | Fanuc Ltd. | Apparatus for detecting a failure in automatic wire extension |
| CN208226442U (en) * | 2018-06-19 | 2018-12-11 | 国家电网有限公司 | A kind of 10kV line short fault detects device for excising automatically |
| CN208922966U (en) * | 2018-08-14 | 2019-05-31 | 贵州科美瑞博电气科技有限责任公司 | A kind of 10kV line short fault detects device for excising automatically |
| CN111559410A (en) * | 2020-05-20 | 2020-08-21 | 安徽浦进轨道装备有限公司 | Detection apparatus for rail transit vehicle motion gesture |
-
2020
- 2020-09-29 CN CN202011047899.4A patent/CN112260238A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5051553A (en) * | 1988-10-08 | 1991-09-24 | Fanuc Ltd. | Apparatus for detecting a failure in automatic wire extension |
| CN208226442U (en) * | 2018-06-19 | 2018-12-11 | 国家电网有限公司 | A kind of 10kV line short fault detects device for excising automatically |
| CN208922966U (en) * | 2018-08-14 | 2019-05-31 | 贵州科美瑞博电气科技有限责任公司 | A kind of 10kV line short fault detects device for excising automatically |
| CN111559410A (en) * | 2020-05-20 | 2020-08-21 | 安徽浦进轨道装备有限公司 | Detection apparatus for rail transit vehicle motion gesture |
Non-Patent Citations (1)
| Title |
|---|
| 冯永保等编著: "《液压传动与控制》", 31 March 2020, pages: 102 - 103 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118362917A (en) * | 2024-06-14 | 2024-07-19 | 中国电建集团江西省电力设计院有限公司 | Power storage detection device of power energy storage device and use method |
| CN118362917B (en) * | 2024-06-14 | 2024-08-16 | 中国电建集团江西省电力设计院有限公司 | Power storage detection device of power energy storage device and use method |
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Application publication date: 20210122 |
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| RJ01 | Rejection of invention patent application after publication |