CN111208371A - Detection device for relay protection device of power system - Google Patents
Detection device for relay protection device of power system Download PDFInfo
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- CN111208371A CN111208371A CN202010049503.3A CN202010049503A CN111208371A CN 111208371 A CN111208371 A CN 111208371A CN 202010049503 A CN202010049503 A CN 202010049503A CN 111208371 A CN111208371 A CN 111208371A
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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
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Abstract
The invention discloses a detection device of a relay protection device of an electric power system, which can realize automatic running water type detection of the relay protection device and improve the detection efficiency, a conveying mechanism automatically conveys the relay protection device and utilizes a detection circuit in the detection mechanism to automatically detect, when in detection, a detection access end of the detection circuit is connected with a wiring end of the relay protection device to be detected under the control of an access circuit control mechanism so as to realize automatic quick detection of the relay protection device to be detected and realize the effect of pushing out unqualified products, and the detection mechanism is arranged in a regulating way in the transverse direction and the longitudinal direction so as to adapt to different models of the relay protection device and improve the applicability; the detection circuit controller is at least internally provided with a protection circuit breaker and a short circuit controller which are connected in series, and when the relay protection device to be detected is unqualified and cannot be disconnected, the protection circuit breaker can be automatically disconnected so as to protect the detection circuit controller.
Description
Technical Field
The invention relates to auxiliary equipment of a relay protection device, in particular to a detection device of the relay protection device of a power system.
Background
In a power system, a relay protection device is widely applied, and can well protect a circuit when short circuit and the like occur. Therefore, in most electric power occasions, a relay protection device needs to be adopted for protection, and after the relay protection device is produced, the relay protection device needs to be detected.
Therefore, the present invention provides a detection device for a relay protection device of an electric power system to solve the problems in the background art.
Disclosure of Invention
The present invention is directed to a detection device for a relay protection device in an electric power system to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the detection device of the relay protection device of the power system comprises a detection rack, a detection cabinet, a detection mechanism, an access circuit control mechanism and a conveying mechanism, and is characterized in that the detection cabinet is fixedly arranged at the top of the detection rack, and the detection mechanism is arranged in the detection cabinet;
an access circuit control mechanism positioned in the detection cabinet is arranged above the detection mechanism;
a conveying mechanism which is positioned at the inner side of the detection rack and two ends of which extend out of the detection cabinet is arranged below the detection mechanism, and a plurality of positioning grooves which are arranged at intervals and used for positioning the relay protection device to be detected are arranged on the conveying mechanism;
the detection mechanism is internally provided with a detection circuit, and the detection access end of the detection circuit is controlled by the access circuit control mechanism to be connected with the wiring end of the relay protection device to be detected, so that the relay protection device to be detected is detected.
Further, as the optimization, one side of the conveying mechanism is provided with an unqualified material pushing mechanism, the other side of the conveying mechanism and a position corresponding to the position of the unqualified material pushing mechanism are further provided with an unqualified material receiving box, the output end of the conveying mechanism is provided with a qualified material receiver, the unqualified material pushing mechanism adopts a material pushing cylinder and a material pushing plate, and the unqualified material receiving box is communicated with the other side of the conveying mechanism by adopting a connecting conveying channel.
Further, as preferred, detection mechanism is including debugging mount pad, vertical adjusting seat, detection circuitry controller, detection probe, trigger mechanism, wherein, the top of debugging mount pad is provided with the vertical adjusting seat that can vertically finely tune, but the equal lift suspension of both sides of vertical adjusting seat is adjusted is provided with the detection circuitry controller, the detection circuitry controller is located in the debugging mount pad, just the lower extreme of detection circuitry controller all is provided with the detection probe of liftable, the center of debugging mount pad is provided with the trigger mechanism of liftable, trigger mechanism can be right detection probe triggers down, so that control detection probe is connected with the wiring end electricity of waiting to detect relay protection device, trigger mechanism by access circuit control mechanism triggers control.
Further, as preferred, the outside both ends of debugging mount pad all are provided with the debugging slider, the debugging slider can be followed the extending direction of track mount is adjusted, the inboard of debugging mount pad is located the inboard of debugging slider is provided with the spring post, the spring post supports and leans on detection circuitry controller one side.
Further, as preferred, the upper end of test probe is provided with the metal slide bar, the top setting of metal slide bar is on the slide, gliding being located from top to bottom of slide in the detection circuitry controller, trigger mechanism includes trigger head, pressure head and recovery spring, wherein, the upper end of trigger head adopts the insulated column to be connected with the pressure head, the top of pressure head with the cooperation of the control output piece that inserts circuit control mechanism, the center of debugging mount pad is provided with the through-hole, be provided with in the through-hole recovery spring, recovery spring can make the insulated column upwards resumes, the pressure head can make when pressurized trigger head downstream and then trigger test probe is down.
Further, as preferred, be provided with vertical fine setting groove on the debugging mount pad, be provided with the adjusting collar in the vertical fine setting groove, threaded connection hangs the screw thread post in the adjusting collar, the bottom that hangs the screw thread post is connected detection circuit controller, the detection probe includes metal copper sheathing, middle copper head and probe main part, the lower extreme of probe main part is connected with the metal copper sheathing, the metal copper sheathing is the hollow structure of circular cone, just the center of metal copper sheathing is provided with downwardly extending's middle copper head, just the lower terminal surface of middle copper head is located the top of the lower terminal surface of metal copper sheathing, middle copper head all through the probe main part with detection circuit controller electricity is connected.
Further, as preferred, inside protection circuit breaker and the short circuit controller that is provided with series connection at least of detection circuitry controller, short circuit controller can control detection circuitry controller forms the short circuit after connecting the relay protection device that waits to detect and forms the closure to carry out the short circuit to relay protection device and detect, work as when the relay protection device that waits to detect is unqualified and can't break off, protection circuit breaker can automatic disconnection, so that protection detection circuitry controller.
Further, as preferred, the inboard of detecting the frame is located conveying mechanism's top still is provided with the track mount that is located both sides, the track mount along conveying mechanism's direction of delivery extends, two but adjusting position's setting between the track mount detection mechanism, so that it is right detection mechanism's position is debugged and is adjusted, the top of track mount still is fixed and is provided with the crossbeam the adjustable setting of access circuit control mechanism is in on the crossbeam.
Further, as preferred, the access circuit control mechanism includes longeron, vertical slide, control cylinder, control lifting slide and control output piece, wherein, longeron slidable sets up on the crossbeam, vertical slide along the longeron slides, the top of vertical slide is provided with control cylinder, control cylinder's output downwardly extending just is connected to control lifting slide, control lifting slide's lower extreme is provided with control output piece, control output piece can be right detection mechanism controls and triggers to make detection mechanism can with the wiring end of waiting to detect relay protection device is connected.
Further, as preferred, still include the controller, the controller sets up in the top of detecting the cabinet front side, conveying mechanism is belt conveyor or chain conveyor.
Compared with the prior art, the invention has the beneficial effects that:
(1) the conveying mechanism can automatically convey the relay protection device and automatically detect the relay protection device by using a detection circuit in the detection mechanism, during detection, a detection access end of the detection circuit is connected with a wiring end of the relay protection device to be detected under the control of the access circuit control mechanism so as to realize automatic and rapid detection of the relay protection device to be detected and realize the effect of pushing out unqualified products, and the detection mechanism is arranged in a regulating manner in the transverse direction and the longitudinal direction so as to adapt to different models of the relay protection device and improve the applicability;
(2) the detection circuit controller is at least internally provided with a protection circuit breaker and a short-circuit controller which are connected in series, the short-circuit controller can control the detection circuit controller to form a short circuit after the detection circuit controller is connected with a relay protection device to be detected to form a closed state, so that the short-circuit detection can be carried out on the relay protection device, and when the relay protection device to be detected is unqualified and cannot be disconnected, the protection circuit breaker can be automatically disconnected, so that the detection circuit controller can be protected, and a detection circuit can be effectively protected.
Drawings
Fig. 1 is a schematic diagram of an overall structure of a detection device of a relay protection device of a power system;
fig. 2 is a schematic structural diagram of a detection mechanism in a detection device of a relay protection device of a power system.
FIG. 3 is a schematic diagram of the structure of the detection probe of the present invention;
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present invention, a detection device of a relay protection device of an electric power system includes a detection rack 2, a detection cabinet 1, a detection mechanism 9, an access circuit control mechanism, and a conveying mechanism 7, and is characterized in that the detection cabinet is fixedly disposed at the top of the detection rack, and the detection mechanism 9 is disposed inside the detection cabinet; an access circuit control mechanism positioned in the detection cabinet is arranged above the detection mechanism; a conveying mechanism 7 which is positioned at the inner side of the detection rack and two ends of which extend out of the detection cabinet 1 is arranged below the detection mechanism 9, and a plurality of positioning grooves which are arranged at intervals and used for positioning the relay protection device 8 to be detected are arranged on the conveying mechanism; a detection circuit is arranged in the detection mechanism 9, and a detection access end of the detection circuit is under the control of the access circuit control mechanism and can be connected with a wiring end of the relay protection device to be detected, so that the relay protection device to be detected can be detected.
In this embodiment, one side of the conveying mechanism is provided with an unqualified material pushing mechanism, the other side of the conveying mechanism and a position corresponding to the position of the unqualified material pushing mechanism are further provided with an unqualified material receiving box 5, the output end of the conveying mechanism is provided with a qualified material receiver, the unqualified material pushing mechanism adopts a material pushing cylinder and a material pushing plate, and the unqualified material receiving box 5 is communicated with the other side of the conveying mechanism by adopting a connecting conveying channel 4.
In a preferred embodiment, the detection mechanism 9 comprises a debugging mounting seat 9, a longitudinal adjusting seat 27, a detection circuit controller 28, a detection probe 16 and a trigger mechanism, wherein, the top of the debugging installation seat 9 is provided with a longitudinal adjustment seat 27 capable of being longitudinally finely adjusted, at least two sides of the longitudinal adjustment seat 27 are provided with a detection circuit controller 28 capable of being adjusted in a lifting and hanging manner, the detection circuit controller 28 is positioned in the debugging installation seat, and the lower end of the detection circuit controller is provided with a liftable detection probe 16, the center of the debugging mounting seat is provided with a liftable trigger mechanism which can trigger the detection probe 16 to move downwards, so as to control the detection probe to be electrically connected with the wiring terminal of the relay protection device to be detected, and the triggering mechanism is triggered and controlled by the access circuit control mechanism.
The debugging installation seat 9 is provided with a debugging slide block 18 at two ends of the outer side, the debugging slide block can be adjusted along the extending direction of the track fixing frame 15, the inner side of the debugging installation seat 9 is located the inner side of the debugging slide block is provided with a spring column 19, and the spring column is abutted against one side of the detection circuit controller 28.
The upper end of detecting probe 16 is provided with metal slide bar 15, the top setting of metal slide bar is on slide 17, the slide is gliding to be located from top to bottom in the detection circuitry controller 28, trigger mechanism includes trigger head 22, pressure head 23 and recovery spring 21, wherein, the upper end of trigger head adopts the insulated column to be connected with pressure head 23, the top of pressure head with the cooperation of the control output piece that inserts circuit control mechanism, the center of debugging mount pad 9 is provided with the through-hole, be provided with in the through-hole recovery spring, recovery spring can make the insulated column upwards resumes, can make when pressure head 23 pressurized trigger head 22 downstream and then trigger detecting probe 16 is down.
The debugging mounting base 9 is provided with a longitudinal fine tuning groove 26, the longitudinal fine tuning groove 26 is internally provided with a tuning sleeve 20, the tuning sleeve is internally connected with a suspension threaded column 25 through threads, the bottom end of the suspension threaded column is connected with a detection circuit controller 28, the detection probe 16 comprises a metal copper sleeve 29, an intermediate copper head 30 and a probe main body 31, the lower end of the probe main body 31 is connected with the metal copper sleeve 29, the metal copper sleeve 29 is of a conical hollow structure, the center of the metal copper sleeve is provided with the intermediate copper head 30 extending downwards, the lower end face of the intermediate copper head is located above the lower end face of the metal copper sleeve 29, and the metal copper sleeve 29 and the intermediate copper head 30 are electrically connected with the detection circuit controller 28 through the probe main body 31.
The inside protection circuit breaker and the short circuit controller that are provided with series connection at least of detection circuitry controller 28, short circuit controller can control detection circuitry controller 28 forms the short circuit after connecting the relay protection device that waits to detect and forms the closure to carry out the short circuit detection to relay protection device, work as when waiting to detect relay protection device unqualified and when unable disconnection, protection circuit breaker can automatic disconnection, so that protection detection circuitry controller, for this reason, the break current of protection circuit breaker when the short circuit needs to be greater than the break current of the relay protection device that waits to detect, simultaneously, the controller also can set up the protection circuit breaker into the time delay disconnection, so that guarantee the precision and the reliability that detect relay protection device.
The inboard of detecting the frame is located conveying mechanism's top still is provided with the track mount 15 that is located both sides, the track mount along conveying mechanism's direction of delivery extends, two but adjusting position's setting between the track mount detection mechanism 9, so that it is right detection mechanism's position is debugged and is adjusted, the top of track mount 15 still is fixed and is provided with crossbeam 10 the adjustable setting of access circuit control mechanism is in on the crossbeam.
The access circuit control mechanism comprises a longitudinal beam 12, a longitudinal sliding seat, a control cylinder 14, a control lifting slide block 13 and a control output block 3, wherein the longitudinal beam is arranged on the cross beam in a sliding manner, the longitudinal sliding seat slides along the longitudinal beam, the control cylinder is arranged at the top of the longitudinal sliding seat, the output end of the control cylinder extends downwards and is connected to the control lifting slide block, the control output block 3 is arranged at the lower end of the control lifting slide block, and the control output block 3 can control and trigger the detection mechanism 9 so as to enable the detection mechanism to be connected with a wiring end of a relay protection device to be detected.
In addition, the invention also comprises a controller 11, the controller is arranged above the front side of the detection cabinet, and the conveying mechanism is a belt conveying mechanism or a chain conveying mechanism.
The conveying mechanism can automatically convey the relay protection device and automatically detect the relay protection device by using a detection circuit in the detection mechanism, during detection, a detection access end of the detection circuit is connected with a wiring end of the relay protection device to be detected under the control of the access circuit control mechanism so as to realize automatic and rapid detection of the relay protection device to be detected and realize the effect of pushing out unqualified products, and the detection mechanism is arranged in a regulating manner in the transverse direction and the longitudinal direction so as to adapt to different models of the relay protection device and improve the applicability; the detection circuit controller is at least internally provided with a protection circuit breaker and a short-circuit controller which are connected in series, the short-circuit controller can control the detection circuit controller to form a short circuit after the detection circuit controller is connected with a relay protection device to be detected to form a closed state, so that the short-circuit detection can be carried out on the relay protection device, and when the relay protection device to be detected is unqualified and cannot be disconnected, the protection circuit breaker can be automatically disconnected, so that the detection circuit controller can be protected, and a detection circuit can be effectively protected.
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 are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. The detection device of the relay protection device of the power system comprises a detection rack (2), a detection cabinet (1), a detection mechanism (9), an access circuit control mechanism and a conveying mechanism (7), and is characterized in that the detection cabinet is fixedly arranged at the top of the detection rack, and the detection mechanism (9) is arranged in the detection cabinet;
an access circuit control mechanism positioned in the detection cabinet is arranged above the detection mechanism;
a conveying mechanism (7) which is positioned at the inner side of the detection rack and two ends of which extend out of the detection cabinet (1) is arranged below the detection mechanism (9), and a plurality of positioning grooves which are arranged at intervals and used for positioning the relay protection device (8) to be detected are arranged on the conveying mechanism;
and a detection circuit is arranged in the detection mechanism (9), and a detection access end of the detection circuit is under the control of the access circuit control mechanism and can be connected with a wiring end of the relay protection device to be detected so as to detect the relay protection device to be detected.
2. The detection device of the relay protection device of the power system according to claim 1, wherein one side of the conveying mechanism is provided with an unqualified material pushing mechanism, the other side of the conveying mechanism is provided with an unqualified material receiving box (5) at a position corresponding to the position of the unqualified material pushing mechanism, the output end of the conveying mechanism is provided with a qualified material receiver, the unqualified material pushing mechanism adopts a material pushing cylinder and a material pushing plate, and the unqualified material receiving box (5) is communicated with the other side of the conveying mechanism by adopting a connecting conveying channel (4).
3. The detection device of the relay protection device of the power system according to claim 1, wherein the detection mechanism (9) comprises a debugging mounting seat (9), a longitudinal adjusting seat (27), a detection circuit controller (28), a detection probe (16) and a trigger mechanism, wherein the longitudinal adjusting seat (27) capable of being finely adjusted longitudinally is arranged at the top of the debugging mounting seat (9), the detection circuit controller (28) is arranged at least at two sides of the longitudinal adjusting seat (27) and can be adjusted in a lifting and hanging manner, the detection circuit controller (28) is located in the debugging mounting seat, the detection probe (16) capable of being lifted is arranged at the lower end of the detection circuit controller, the trigger mechanism capable of being lifted is arranged at the center of the debugging mounting seat, the trigger mechanism can trigger the detection probe (16) to move downwards so as to control the detection probe to be electrically connected with the terminal of the relay protection device to be detected, the trigger mechanism is triggered and controlled by the access circuit control mechanism.
4. The detection device of the relay protection device of the power system according to claim 3, wherein both ends of the outer side of the debugging mounting seat (9) are provided with debugging sliders (18), the debugging sliders can be adjusted along the extending direction of the rail fixing frame (15), the inner side of the debugging mounting seat (9) located at the inner side of the debugging sliders is provided with spring posts (19), and the spring posts abut against one side of the detection circuit controller (28).
5. The detection device of the relay protection device of the power system according to claim 3, it is characterized in that the upper end of the detection probe (16) is provided with a metal slide bar (15), the top end of the metal sliding rod is arranged on a sliding seat (17), the sliding seat slides up and down and is positioned in the detection circuit controller (28), the trigger mechanism comprises a trigger head (22), a pressure head (23) and a restoring spring (21), wherein the upper end of the trigger head is connected with the pressure head (23) by adopting an insulating column, the top of the pressure head is matched with the control output block of the access circuit control mechanism, a through hole is arranged in the center of the debugging mounting seat (9), the restoring spring is arranged in the through hole, the restoring spring can enable the insulating column to restore upwards, and the pressing head (23) can enable the trigger head (22) to move downwards when being pressed so as to trigger the detection probe (16) to descend.
6. The detection device of the relay protection device of the power system according to claim 3, wherein the debugging mounting seat (9) is provided with a longitudinal fine tuning groove (26), an adjusting sleeve (20) is arranged in the longitudinal fine tuning groove (26), a suspended threaded column (25) is connected in the adjusting sleeve in a threaded manner, the bottom end of the suspended threaded column is connected with the detection circuit controller (28), the detection probe (16) comprises a metal copper sleeve (29), an intermediate copper head (30) and a probe main body (31), the lower end of the probe main body (31) is connected with the metal copper sleeve (29), the metal copper sleeve (29) is a conical hollow structure, the center of the metal copper sleeve is provided with the intermediate copper head (30) extending downwards, and the lower end face of the intermediate copper head is located above the lower end face of the metal copper sleeve (29), the metal copper sleeve (29) and the middle copper head (30) are electrically connected with the detection circuit controller (28) through a probe main body (31).
7. The detection device of the relay protection device of the power system according to claim 1, wherein at least a protection circuit breaker and a short circuit controller connected in series are arranged inside the detection circuit controller (28), the short circuit controller can control the detection circuit controller (28) to form a short circuit after the relay protection device to be detected is connected to form a closed state, so as to detect the short circuit of the relay protection device, and when the relay protection device to be detected is unqualified and cannot be disconnected, the protection circuit breaker can be automatically disconnected, so as to protect the detection circuit controller.
8. The detection device of the relay protection device of the power system according to claim 1, wherein a rail fixing frame (15) is further disposed on the inner side of the detection rack above the conveying mechanism, the rail fixing frame extends along the conveying direction of the conveying mechanism, the detection mechanism (9) is disposed between the two rail fixing frames and is adjustable in position, so as to adjust and regulate the position of the detection mechanism, and a beam (10) is further fixedly disposed above the rail fixing frame (15) and is adjustably disposed on the beam, and the access circuit control mechanism is adjustably disposed on the beam.
9. The detection device of the relay protection device of the power system according to claim 8, wherein the access circuit control mechanism comprises a longitudinal beam (12), a longitudinal sliding base, a control cylinder (14), a control lifting slider (13) and a control output block (3), wherein the longitudinal beam is slidably disposed on the cross beam, the longitudinal sliding base slides along the longitudinal beam, the control cylinder is disposed on the top of the longitudinal sliding base, the output end of the control cylinder extends downward and is connected to the control lifting slider, the control output block (3) is disposed on the lower end of the control lifting slider, and the control output block (3) can control and trigger the detection mechanism (9) so as to enable the detection mechanism to be connected with the terminal of the relay protection device to be detected.
10. The testing device of the relay protection device of the power system according to claim 9, further comprising a controller (11), wherein the controller is disposed above the front side of the testing cabinet, and the conveying mechanism is a belt conveying mechanism or a chain conveying mechanism.
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CN112230140A (en) * | 2020-12-17 | 2021-01-15 | 广东电网有限责任公司佛山供电局 | Intelligent testing device for 10kV high-voltage circuit breaker |
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