CN112067928B - Power supply system monitoring device - Google Patents
Power supply system monitoring device Download PDFInfo
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- CN112067928B CN112067928B CN202010939260.0A CN202010939260A CN112067928B CN 112067928 B CN112067928 B CN 112067928B CN 202010939260 A CN202010939260 A CN 202010939260A CN 112067928 B CN112067928 B CN 112067928B
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 123
- 239000002184 metal Substances 0.000 claims abstract description 43
- 238000004804 winding Methods 0.000 claims abstract description 29
- 238000009413 insulation Methods 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 2
- 206010014357 Electric shock Diseases 0.000 abstract description 5
- 238000004891 communication Methods 0.000 abstract description 3
- 208000027418 Wounds and injury Diseases 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 description 7
- 238000013459 approach Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000032368 Device malfunction Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
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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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- 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
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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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
- G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
- G01R1/206—Switches for connection of measuring instruments or electric motors to measuring loads
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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Abstract
A power supply system monitoring device comprises a monitoring device body, a box body, a current access line, a current outgoing line, an insulating sliding plate, a push-pull rod, a rotating shaft, a vertical rod, a limiting plate, a limiting rod and a spring; two groups of winding posts are arranged on the inner side of the box body; the current incoming wire and the current outgoing wire are respectively wound on the two groups of winding posts; a main circuit on-off component is arranged in the box body; the two groups of insulating sliding plates are arranged on the inner side of the box body, conductive metal sheets are arranged on the two groups of insulating sliding plates, and spheres are rotatably arranged on the two groups of insulating sliding plates; two ends of the push-pull rod are respectively connected with the sphere and the cylinder body; the end part of the rotating shaft is provided with a turntable; the turntable is provided with two groups of supporting rods, and the two groups of supporting rods are sleeved with the barrel; the limiting rods are arranged on the outer side of the top of the box body, and the tops of the two groups of limiting rods extend into the upper part of the limiting plate; the spring is sleeved on the limiting rod. According to the invention, the electric shock risk does not exist, the safety is greatly improved, the communication state of the main circuit can be ensured, and the power supply reliability is improved.
Description
Technical Field
The invention relates to the technical field of power quality monitoring, in particular to a power supply system monitoring device.
Background
The monitoring device of the power supply system measures and analyzes the quality of alternating current power supplied to a power receiving end of a user by a public power grid, and measures and analyzes the influence of various electric equipment on the power quality of the public power grid in different running states; regularly recording and storing the variation trend of the power parameters such as voltage, current, active power, reactive power, frequency, phase and the like; the dynamic monitoring of the adjustment and operation processes of the power equipment helps users to solve the problems occurring in the adjustment and operation processes of the power equipment; the fault reasons such as breaker action, transformer overheating, motor burnout, automatic device malfunction and the like in the power system are tested and analyzed. The power supply system monitoring device is usually installed on a switch cabinet, and for ensuring monitoring accuracy, the monitoring device needs to be subjected to precision monitoring or calibration regularly, a circuit needs to be powered off in a dismounting process, and the reliability of power supply is reduced.
The utility model discloses a dismantled and assembled electric energy quality on-line monitoring appearance that china utility model patent publication number provided for CN205749611U, when the on-line monitoring device of electric energy quality was dismantled, A looks bypass short circuit screw rod inserted in A looks current bypass screw rod patchhole to the short circuit falls electric energy quality monitoring appearance, can check-up electric energy quality monitoring appearance, realizes the operation of not cutting off the power supply. However, the electric energy quality online monitoring device is separated from the circuit in a short circuit mode, so that great risks exist, for example, the electric energy quality online monitoring device breaks down, the internal circuit is short-circuited, current still flows through the electric energy quality online monitoring device after the main circuit is short-circuited under the condition, and if the electric energy quality online monitoring device is overhauled at the moment, great personnel electric shock risks are inevitably caused.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides a power supply system monitoring device, a monitoring device main body is connected into a circuit for use, when the monitoring device main body needs to be overhauled or disassembled, a current connecting line is communicated with a current outgoing line, the monitoring device main body is connected with a main circuit in parallel, and then the monitoring device main body is disconnected from the main circuit, so that the monitoring device main body can be separated under the condition that the main circuit is not powered off, the later disassembly for subsequent overhaul is facilitated, the monitoring device main body is disconnected from the main circuit, the electric shock risk does not exist, the safety is greatly improved, the connection state of the main circuit can be ensured, and the power supply reliability is improved.
(II) technical scheme
The invention provides a power supply system monitoring device which comprises a monitoring device main body, a box body, a current incoming line, a current outgoing line, an insulating sliding plate, a push-pull rod, a rotating shaft, a vertical rod, a limiting plate, a limiting rod and a spring, wherein the box body is provided with a box body;
the box body is arranged on the back of the monitoring device main body, the box body is back to the end opening of the monitoring device main body, two groups of horizontal winding posts are arranged on the inner side of the contact end of the box body and the monitoring device main body, and the winding posts are arranged in the front-back direction along the box body; the current access wire is wound with a plurality of turns on one group of winding posts, and the current outgoing wire is wound with a plurality of turns on the other group of winding posts; a main circuit on-off component for connecting or disconnecting the current access line and the current outgoing line is arranged in the box body;
the insulating sliding plates are arranged on the inner side of the contact end part of the box body and the monitoring device main body in a sliding mode, the two groups of insulating sliding plates are arranged, the sliding directions of the two groups of insulating sliding plates are close to or far away from each other, the end faces of the two groups of insulating sliding plates, which are opposite to each other, are provided with conductive metal sheets, the contact end part of the box body and the monitoring device main body is provided with a second strip-shaped groove, the conductive metal sheets are communicated with the monitoring device main body through a conducting wire, the conducting wire penetrates through the second strip-shaped groove, a current access line, the conductive metal sheets, the monitoring device main body and the current access line form a series circuit, and spheres are arranged on the opposite end faces of the two groups of insulating sliding plates in a rotating mode; one end of each push-pull rod is connected with the sphere, the other end of each push-pull rod is connected with the cylinder, two groups of push-pull rods are arranged, and the two groups of push-pull rods correspond to the two groups of spheres one by one; the rotating shaft is rotatably arranged on the inner side of the contact end part of the box body and the monitoring device main body, the rotating shaft is arranged along the front and back direction of the box body, and the rotating shaft is provided with a turntable facing the opening end part of the box body; the rotary table is provided with two groups of support rods towards the opening end of the box body, the two groups of support rods are symmetrical about a rotating shaft, the two groups of support rods are sleeved with the barrel, the two groups of support rods are provided with baffles towards the opening end of the box body, and the barrel is positioned between the rotary table and the baffles; a rotating component for driving the rotating shaft to rotate positively and negatively is arranged in the box body;
the vertical rods are vertically arranged on the insulation sliding plates, the tops of the vertical rods penetrate through a third strip-shaped groove formed in the top of the box body and extend into the upper portion of the box body, two groups of vertical rods are arranged, and the two groups of vertical rods correspond to the two groups of insulation sliding plates one by one; the limiting plate is in a horizontal state, two groups of vertical limiting holes are formed in the limiting plate, two groups of fourth strip-shaped grooves are formed in the limiting plate, two groups of vertical through holes are formed in the limiting plate and located between the two groups of fourth strip-shaped grooves, the two groups of fourth strip-shaped grooves are located between the two groups of limiting holes, and the top of the vertical rod penetrates through the fourth strip-shaped grooves and extends into the upper portion of the limiting plate; the limiting rods are vertically arranged on the outer side of the top of the box body, two groups of limiting rods are arranged, and the tops of the two groups of limiting rods respectively penetrate through the two groups of limiting holes in a matched mode and extend into the upper portion of the limiting plate; the springs are arranged in two groups, the two groups of springs are respectively sleeved on the two groups of limiting rods, the tops of the springs are connected with the bottoms of the limiting plates, and the bottoms of the springs are connected with the outer side of the top of the box body;
under the working state of the monitoring device main body, the main circuit on-off component disconnects the current incoming line and the current outgoing line, and the two groups of conductive metal sheets are respectively contacted with the current incoming line and the current outgoing line on the two groups of winding posts.
Preferably, a service method is proposed, comprising the steps of:
s1, communicating a current incoming line with a current outgoing line through a main line on-off assembly;
s2, pulling up the limiting plate to enable the two groups of vertical rods to be separated from the fourth groove;
s3, rotating the rotating shaft anticlockwise through the rotating assembly to enable the two groups of push-pull rods to pull the two groups of insulating sliding plates to approach each other, enabling the two groups of insulating sliding plates to approach each other to pull the conductive metal sheet to be far away from the winding post, and accordingly separating the conductive metal sheet from the current incoming line and the current outgoing line;
s4, putting down the limiting plates to enable the two groups of vertical rods to be inserted into the two groups of through holes;
s5, detaching the monitoring device main body from the box body, disconnecting the monitoring device main body from the two groups of conductive metal sheets, and correcting or overhauling the monitoring device main body;
s6, after the monitoring device main body is corrected or overhauled, connecting the monitoring device main body with the two groups of conductive metal sheets through leads, and then installing the monitoring device main body on the box body;
s7, pulling up the limiting plate to enable the two groups of vertical rods to be separated from the two groups of through holes;
s8, rotating the rotating shaft clockwise through the rotating assembly to enable the two groups of push-pull rods to push the two groups of insulating sliding plates to be away from each other, enabling the two groups of insulating sliding plates to be away from each other to push the conductive metal sheet to be close to the winding post, enabling the conductive metal sheet to be in contact with the current incoming line and the current outgoing line, and enabling the monitoring device main body to be connected into the main circuit in parallel;
s9, putting down the limiting plate to enable the two groups of vertical rods to be inserted into the fourth groove;
s10, disconnecting the current incoming line and the current outgoing line through the main line on-off assembly, wherein the current incoming line, the conductive metal sheet, the monitoring device body and the current outgoing line form a series circuit, and the monitoring device body enters a working state.
Preferably, the main line on-off assembly comprises a conductive sliding plate, an insulating plate and a bolt; the conductive sliding plates are arranged on the inner side of the contact end part of the box body and the monitoring device main body in a sliding manner, the two groups of conductive sliding plates are arranged, and the sliding directions of the two groups of conductive sliding plates are close to or far away from each other; the end part of the current incoming line and the end part of the current outgoing line are respectively connected with the two groups of conductive sliding plates; the insulation plates are arranged at the bottom of the conductive sliding plates, two groups of insulation plates are arranged, the two groups of insulation plates correspond to the two groups of conductive sliding plates one by one, one group of insulation plates penetrates through a first strip-shaped groove formed in the bottom of the box body and extends into the lower part of the box body, the insulation plates are in sliding connection with the wall of the first strip-shaped groove, the sliding direction is close to or far away from the other group of insulation plates, horizontal threaded holes are formed in the insulation plates, and the other group of insulation plates penetrates through the bottom of the box body and extends into the lower part of the box body; the bolt is matched with the threaded hole, the bolt penetrates through the threaded hole to be rotatably connected with the other group of insulation plates, and the bolt is located below the box body.
Preferably, the rotating assembly comprises a worm wheel, a worm and a knob; the worm wheel is connected with the rotating shaft key, the worm wheel is positioned between the turntable and the inner wall of the box body, and the worm wheel is meshed with the worm; the top of the worm is rotationally connected with the inner side of the top of the box body, and the bottom of the worm penetrates through a worm through hole formed in the bottom of the box body and extends into the lower part of the box body; the knob is arranged at the bottom of the worm.
Preferably, the winding post is in the shape of a square column.
Preferably, the monitoring device body is provided with a plurality of groups of first mounting plates, and the first mounting plates are provided with a plurality of groups of first mounting holes.
Preferably, the two ends of the box body are provided with second mounting plates, and the second mounting plates are provided with a plurality of groups of second mounting holes.
Preferably, the top of the limiting plate is provided with a first handle.
Preferably, the box cover is arranged on the front side of the box body, and the second handle is arranged on the box cover.
The technical scheme of the invention has the following beneficial technical effects: the monitoring device main body is connected into the circuit for use, when the monitoring device main body needs to be overhauled or disassembled, the current access line is communicated with the current outgoing line, the monitoring device main body is connected with the main circuit in parallel, and then the monitoring device main body is disconnected from the main circuit, so that the monitoring device main body can be separated under the condition that the main circuit is not powered off, the follow-up overhauling of the monitoring device main body is facilitated, the monitoring device main body is disconnected from the main circuit, the electric shock risk does not exist, the safety is greatly improved, the connection state of the main circuit can be guaranteed, and the power supply reliability is improved.
Drawings
Fig. 1 is a schematic structural diagram of a power supply system monitoring device according to the present invention.
Fig. 2 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of the monitoring device of the power supply system according to the present invention.
Fig. 3 is an enlarged schematic view of a power supply system monitoring device according to the present invention at B.
Fig. 4 is an enlarged schematic view of the power supply system monitoring device according to the present invention at position C.
Reference numerals: 1. a monitoring device main body; 2. a box body; 3. a winding post; 4. a current access line; 5. a current outlet line; 6. a conductive slider; 7. an insulating plate; 8. a first bar-shaped groove; 9. a threaded hole; 10. a bolt; 11. an insulating slide plate; 12. a conductive metal sheet; 13. a second strip groove; 14. a sphere; 15. a push-pull rod; 16. a rotating shaft; 17. a turntable; 18. a support bar; 19. a barrel; 20. a baffle plate; 21. a vertical rod; 22. a third strip groove; 23. a limiting plate; 24. a limiting hole; 25. a limiting rod; 26. a spring; 27. a fourth slot; 28. a through hole; 29. a worm gear; 30. a worm; 31. a worm through hole; 32. a knob; 33. a first mounting plate; 34. a first mounting hole; 35. a second mounting plate; 36. a second mounting hole; 37. a first handle; 38. a box cover; 39. a second handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the monitoring device for a power supply system provided by the invention comprises a monitoring device main body 1, a box body 2, a current access line 4, a current outgoing line 5, an insulating sliding plate 11, a push-pull rod 15, a rotating shaft 16, a vertical rod 21, a limiting plate 23, a limiting rod 25 and a spring 26;
the box body 2 is arranged on the back surface of the monitoring device main body 1, the box body 2 is back to the end opening of the monitoring device main body 1, two groups of horizontal winding posts 3 are arranged on the inner side of the contact end part of the box body 2 and the monitoring device main body 1, and the winding posts 3 are arranged along the box body 2 in a front-back reverse direction; the current incoming wire 4 is wound with a plurality of turns on one group of winding posts 3, and the current outgoing wire 5 is wound with a plurality of turns on the other group of winding posts 3; a main circuit on-off component for connecting or disconnecting the current incoming line 4 and the current outgoing line 5 is arranged in the box body 2;
the insulation sliding plates 11 are arranged on the inner side of the contact end part of the box body 2 and the monitoring device main body 1 in a sliding mode, the insulation sliding plates 11 are arranged in two groups, the sliding directions of the two groups of insulation sliding plates 11 are close to or far away from each other, the end faces, back to each other, of the two groups of insulation sliding plates 11 are respectively provided with a conductive metal sheet 12, the contact end part of the box body 2 and the monitoring device main body 1 is provided with a second strip-shaped groove 13, the conductive metal sheets 12 are communicated with the monitoring device main body 1 through a conducting wire, the conducting wire penetrates through the second strip-shaped grooves 13, the current incoming line 4, the conductive metal sheets 12, the monitoring device main body 1 and the current outgoing line 5 form a series loop, and the opposite end faces of the two groups of insulation sliding plates 11 are respectively provided with a ball 14 in a rotating mode; one end of each push-pull rod 15 is connected with the sphere 14, the other end of each push-pull rod 15 is connected with the cylinder 19, two groups of push-pull rods 15 are arranged, and the two groups of push-pull rods 15 correspond to the two groups of spheres 14 one by one; the rotating shaft 16 is rotatably arranged on the inner side of the contact end part of the box body 2 and the monitoring device body 1, the rotating shaft 16 is arranged along the front and back direction of the box body 2, and the rotating shaft 16 is provided with a turntable 17 facing the opening end part of the box body 2; the turntable 17 is provided with two groups of support rods 18 towards the opening end of the box body 2, the two groups of support rods 18 are symmetrical about the rotating shaft 16, the two groups of support rods 18 are sleeved with a barrel body 19, the two groups of support rods 18 are provided with baffle plates 20 towards the opening end of the box body 2, and the barrel body 19 is positioned between the turntable 17 and the baffle plates 20; a rotating component for driving the rotating shaft 16 to rotate forward and backward is arranged in the box body 2;
the vertical rods 21 are vertically arranged on the insulating sliding plates 11, the tops of the vertical rods 21 penetrate through third strip-shaped grooves 22 formed in the top of the box body 2 and extend into the upper portion of the box body 2, two groups of vertical rods 21 are arranged, and the two groups of vertical rods 21 correspond to the two groups of insulating sliding plates 11 one by one; the limiting plate 23 is in a horizontal state, two groups of vertical limiting holes 24 are formed in the limiting plate 23, two groups of fourth strip-shaped grooves 27 are formed in the limiting plate 23, two groups of vertical through holes 28 are formed in the limiting plate 23, the two groups of through holes 28 are located between the two groups of fourth strip-shaped grooves 27, the two groups of fourth strip-shaped grooves 27 are located between the two groups of limiting holes 24, and the top of the vertical rod 21 penetrates through the fourth strip-shaped grooves 27 and extends into the upper portion of the limiting plate 23; the limiting rods 25 are vertically arranged on the outer side of the top of the box body 2, two groups of limiting rods 25 are arranged, and the tops of the two groups of limiting rods 25 respectively penetrate through the two groups of limiting holes 24 in a matched mode and extend into the upper portion of the limiting plate 23; two groups of springs 26 are arranged, the two groups of springs 26 are respectively sleeved on the two groups of limiting rods 25, the top of each spring 26 is connected with the bottom of the limiting plate 23, and the bottom of each spring 26 is connected with the outer side of the top of the box body 2;
under the working state of the monitoring device main body 1, the main circuit on-off component disconnects the current incoming line 4 and the current outgoing line 5, and the two groups of conductive metal sheets 12 are respectively contacted with the current incoming line 4 and the current outgoing line 5 on the two groups of winding posts 3.
In the invention, when the monitoring device main body 1 needs to be disassembled for calibration or maintenance, the current incoming line 4 is communicated with the current outgoing line 5 through the main circuit on-off component, so that the main circuit keeps a connected state, the limiting plate 23 is pulled upwards, the two groups of vertical rods 21 are separated from the fourth strip-shaped groove 27, the rotating shaft 16 is rotated anticlockwise through the rotating assembly, so that the two groups of push-pull rods 15 pull the two groups of insulating sliding plates 11 to approach each other, the two groups of insulating sliding plates 11 approach each other to pull the conductive metal sheet 12 to be far away from the wrapping post 3, thereby separating the conductive metal sheet 12 from the current incoming line 4 and the current outgoing line 5, putting down the limit plate 23, inserting the two groups of vertical rods 21 into the two groups of through holes 28, detaching the monitoring device main body 1 from the box body 2 and disconnecting the monitoring device main body 1 from the two groups of conductive metal sheets 12, the monitoring device main body 1 can be corrected or overhauled, after the monitoring device main body 1 is corrected or overhauled, after the monitoring device main body 1 is connected with the two groups of conductive metal sheets 12 through the conducting wires, the monitoring device main body 1 is arranged on the box body 2, the limiting plate 23 is pulled up to separate the two groups of vertical rods 21 from the two groups of through holes 28, the rotating shaft 16 is rotated clockwise through the rotating component, so that the two groups of push-pull rods 15 push the two groups of insulating sliding plates 11 to be away from each other, the two groups of insulating sliding plates 11 are away from each other to push the conductive metal sheet 12 to be close to the winding post 3, thereby the conductive metal sheet 12 is contacted with the current incoming line 4 and the current outgoing line 5, the monitoring device body 1 is connected in parallel to the main circuit, the current incoming line 4 and the current outgoing line 5 are disconnected through the main circuit on-off assembly, the current incoming line 4, the conductive metal sheet 12, the monitoring device body 1 and the current outgoing line 5 form a series circuit, and the monitoring device body 1 enters a working state. According to the invention, the monitoring device main body 1 is connected into a circuit for use, when the monitoring device main body 1 needs to be overhauled or disassembled, the current connecting line 4 is communicated with the current connecting line 5, so that the monitoring device main body 1 is connected with the main circuit in parallel, and then the communication between the monitoring device main body 1 and the main circuit is disconnected, so that the monitoring device main body 1 can be separated out under the condition of ensuring that the main circuit is not powered off, the later disassembly for subsequent overhaul is facilitated, and because the monitoring device main body 1 is disconnected with the main circuit, the electric shock risk does not exist, the safety is greatly improved, the connection state of the main circuit can be ensured, and the power supply reliability is improved.
In an alternative embodiment, a service method is provided, comprising the steps of:
s1, communicating a current incoming line 4 with a current outgoing line 5 through a main line on-off assembly;
s2, pulling up the limiting plate 23 to separate the two groups of vertical rods 21 from the fourth groove 27;
s3, rotating the rotating shaft 16 anticlockwise through the rotating assembly to enable the two groups of push-pull rods 15 to pull the two groups of insulating sliding plates 11 to be close to each other, enabling the two groups of insulating sliding plates 11 to be close to each other and pulling the conductive metal sheet 12 to be far away from the winding post 3, and accordingly separating the conductive metal sheet 12 from the current incoming line 4 and the current outgoing line 5;
s4, lowering the limiting plate 23 to enable the two groups of vertical rods 21 to be inserted into the two groups of through holes 28;
s5, detaching the monitoring device main body 1 from the box body 2, disconnecting the monitoring device main body 1 from the two groups of conductive metal sheets 12, and correcting or overhauling the monitoring device main body 1;
s6, after the monitoring device main body 1 is corrected or overhauled, connecting the monitoring device main body 1 with the two groups of conductive metal sheets 12 through leads, and then installing the monitoring device main body 1 on the box body 2;
s7, pulling up the limiting plate 23 to enable the two groups of vertical rods 21 to be separated from the two groups of through holes 28;
s8, rotating the rotating shaft 16 clockwise through the rotating assembly, so that the two groups of push-pull rods 15 push the two groups of insulating sliding plates 11 to be away from each other, the two groups of insulating sliding plates 11 are away from each other, the conductive metal sheet 12 is pushed to be close to the winding post 3, the conductive metal sheet 12 is contacted with the current incoming line 4 and the current outgoing line 5, and the monitoring device main body 1 is connected into a main circuit in parallel;
s9, lowering the limiting plate 23 to enable the two groups of vertical rods 21 to be inserted into the fourth groove 27;
s10, disconnecting the current incoming line 4 and the current outgoing line 5 through the main line on-off assembly, enabling the current incoming line 4, the conductive metal sheet 12, the monitoring device body 1 and the current outgoing line 5 to form a series circuit, and enabling the monitoring device body 1 to enter a working state. After the monitoring device main body 1 is installed for the first time, when the monitoring device main body is required to be overhauled or disassembled subsequently, the monitoring device main body can be operated without disconnecting the communication of the main circuit, so that the power supply reliability of the main circuit is ensured, and the safety is improved.
In an alternative embodiment, the main line switching assembly comprises a conductive slider 6, an insulating plate 7 and a bolt 10; the conductive sliding plates 6 are arranged on the inner side of the contact end part of the box body 2 and the monitoring device main body 1 in a sliding manner, two groups of conductive sliding plates 6 are arranged, and the sliding directions of the two groups of conductive sliding plates 6 are close to or far away from each other; the end part of the current incoming line 4 and the end part of the current outgoing line 5 are respectively connected with two groups of conductive sliding plates 6; the insulation plates 7 are arranged at the bottom of the conductive sliding plates 6, two groups of insulation plates 7 are arranged, the two groups of insulation plates 7 correspond to the two groups of conductive sliding plates 6 one by one, one group of insulation plates 7 penetrate through a first strip-shaped groove 8 formed in the bottom of the box body 2 and extend into the lower part of the box body 2, the wall of the insulation plate 7 is in sliding connection with the wall of the first strip-shaped groove 8, the sliding direction is close to or far away from the other group of insulation plates 7, horizontal threaded holes 9 are formed in the insulation plates 7, and the other group of insulation plates 7 penetrate through the bottom of the box body 2 and extend into the lower part of the box body 2; the bolt 10 is matched with the threaded hole 9, the bolt 10 penetrates through the threaded hole 9 to be rotatably connected with the other group of insulating plates 7, and the bolt 10 is positioned below the box body 2; the bolt 10 is rotated to drive one group of insulation board 7 to approach or keep away from the other group of insulation board 7, so that the two groups of conductive sliding boards 6 approach or keep away from each other, the two groups of conductive sliding boards 6 are contacted to enable the main circuit to be communicated, the two groups of conductive sliding boards 6 are not contacted, and the main circuit is disconnected.
In an alternative embodiment, the rotation assembly includes a worm gear 29, a worm shaft 30, and a knob 32; the worm wheel 29 is in key connection with the rotating shaft 16, the worm wheel 29 is positioned between the turntable 17 and the inner wall of the box body 2, and the worm wheel 29 is meshed with the worm 30; the top of the worm 30 is rotatably connected with the inner side of the top of the box body 2, and the bottom of the worm 30 penetrates through a worm through hole 31 formed in the bottom of the box body 2 and extends into the lower part of the box body 2; the knob 32 is arranged at the bottom of the worm 30; the knob 32 is rotated to drive the worm 30 to rotate, the worm 30 drives the worm wheel 29 to rotate, the worm wheel 29 drives the rotating shaft 16 to rotate, the rotating shaft 16 drives the rotating disc 17 to rotate, so that the two groups of push-pull rods 15 are pushed or pulled, the monitoring device body 1 is connected into or disconnected from the main circuit, and the conductive metal sheet 12 is stably contacted with the current incoming line 4 and the current outgoing line 5 by utilizing the self-locking of the threads between the worm 30 and the worm wheel 29.
In an alternative embodiment, the winding post 3 is a square column; the contact of the conductive metal sheet 12 with the winding post 3 is more stable.
In an alternative embodiment, a plurality of sets of first mounting plates 33 are arranged on the monitoring device body 1, and a plurality of sets of first mounting holes 34 are formed in the first mounting plates 33; the monitoring device body 1 is convenient to mount and dismount.
In an alternative embodiment, the two ends of the box body 2 are provided with second mounting plates 35, and the second mounting plates 35 are provided with a plurality of groups of second mounting holes 36; the box body 2 is convenient to install and dismantle.
In an alternative embodiment, a first handle 37 is arranged on the top of the limiting plate 23; so that the limiting plate 23 can be pulled up by holding the first handle 37.
In an alternative embodiment, a box cover 38 is arranged on the front side of the box body 2, and a second handle 39 is arranged on the box cover 38; the lid 38 is provided to prevent a large amount of dust from entering the case body 2.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. A power supply system monitoring device is characterized by comprising a monitoring device main body (1), a box body (2), a current access line (4), a current outgoing line (5), an insulating sliding plate (11), a push-pull rod (15), a rotating shaft (16), a vertical rod (21), a limiting plate (23), a limiting rod (25) and a spring (26);
the box body (2) is arranged on the back of the monitoring device main body (1), the box body (2) is back to the end opening of the monitoring device main body (1), two groups of horizontal winding posts (3) are arranged on the inner side of the contact end part of the box body (2) and the monitoring device main body (1), and the winding posts (3) are arranged in a front-back reverse direction along the box body (2); the current access wire (4) is wound with a plurality of turns on one group of winding posts (3), and the current outgoing wire (5) is wound with a plurality of turns on the other group of winding posts (3); a main circuit on-off component for connecting or disconnecting the current incoming line (4) and the current outgoing line (5) is arranged in the box body (2);
the insulation sliding plates (11) are arranged on the inner sides of the contact end parts of the box body (2) and the monitoring device main body (1) in a sliding mode, the insulation sliding plates (11) are arranged in two groups, the sliding directions of the two groups of insulation sliding plates (11) are close to or far away from each other, the two groups of insulation sliding plates (11) are arranged on the end faces, back to each other, of the two groups of insulation sliding plates (11), a second strip-shaped groove (13) is formed in the contact end parts of the box body (2) and the monitoring device main body (1), the conductive metal sheets (12) are communicated with the monitoring device main body (1) through wires, the wires penetrate through the second strip-shaped grooves (13), a series circuit is formed by the current incoming wires (4), the conductive metal sheets (12), the monitoring device main body (1) and the current outgoing wires (5), and balls (14) are arranged on the end faces, opposite to the two groups of insulation sliding plates (11), in a rotating mode; one end of each push-pull rod (15) is connected with the sphere (14), the other end of each push-pull rod (15) is connected with the cylinder (19), two groups of push-pull rods (15) are arranged, and the two groups of push-pull rods (15) correspond to the two groups of spheres (14) one by one; the rotating shaft (16) is rotatably arranged on the inner side of the contact end part of the box body (2) and the monitoring device main body (1), the rotating shaft (16) is arranged along the front and back direction of the box body (2), and the rotating shaft (16) faces the opening end part of the box body (2) and is provided with a turntable (17); the rotary table (17) is provided with two groups of supporting rods (18) towards the opening end of the box body (2), the two groups of supporting rods (18) are symmetrical about the rotating shaft (16), the two groups of supporting rods (18) are sleeved with the cylinder body (19), the two groups of supporting rods (18) are provided with the baffle (20) towards the opening end of the box body (2), and the cylinder body (19) is positioned between the rotary table (17) and the baffle (20); a rotating component for driving the rotating shaft (16) to rotate forward and backward is arranged in the box body (2);
the vertical rods (21) are vertically arranged on the insulating sliding plates (11), the tops of the vertical rods (21) penetrate through third strip-shaped grooves (22) formed in the top of the box body (2) and extend into the upper portion of the box body (2), two groups of vertical rods (21) are arranged, and the two groups of vertical rods (21) correspond to the two groups of insulating sliding plates (11) one by one; the limiting plate (23) is in a horizontal state, two groups of vertical limiting holes (24) are formed in the limiting plate (23), two groups of fourth grooves (27) are formed in the limiting plate (23), two groups of vertical through holes (28) are formed in the limiting plate (23), the two groups of through holes (28) are located between the two groups of fourth grooves (27), the two groups of fourth grooves (27) are located between the two groups of limiting holes (24), and the top of the vertical rod (21) penetrates through the fourth grooves (27) and extends into the upper portion of the limiting plate (23); the limiting rods (25) are vertically arranged on the outer side of the top of the box body (2), two groups of limiting rods (25) are arranged, and the tops of the two groups of limiting rods (25) respectively penetrate through the two groups of limiting holes (24) in a matched mode to extend into the upper portion of the limiting plate (23); the two groups of springs (26) are arranged, the two groups of springs (26) are respectively sleeved on the two groups of limiting rods (25), the tops of the springs (26) are connected with the bottoms of the limiting plates (23), and the bottoms of the springs (26) are connected with the outer side of the top of the box body (2);
under the working state of the monitoring device main body (1), the main circuit on-off component disconnects the current incoming line (4) and the current outgoing line (5), and the two groups of conductive metal sheets (12) are respectively contacted with the current incoming line (4) and the current outgoing line (5) on the two groups of winding posts (3).
2. The power supply system monitoring device according to claim 1, wherein a maintenance method is provided, comprising the steps of:
s1, communicating a current incoming line (4) with a current outgoing line (5) through a main line on-off assembly;
s2, pulling up the limiting plate (23) to separate the two groups of vertical rods (21) from the fourth groove (27);
s3, rotating the rotating shaft (16) anticlockwise through the rotating assembly to enable the two groups of push-pull rods (15) to pull the two groups of insulating sliding plates (11) to be close to each other, and enabling the two groups of insulating sliding plates (11) to be close to each other to pull the conductive metal sheet (12) to be far away from the winding post (3), so that the conductive metal sheet (12) is separated from the current access line (4) and the current outgoing line (5);
s4, putting down the limiting plate (23) to enable the two groups of vertical rods (21) to be inserted into the two groups of through holes (28);
s5, detaching the monitoring device main body (1) from the box body (2), disconnecting the monitoring device main body (1) from the two groups of conductive metal sheets (12), and correcting or overhauling the monitoring device main body (1);
s6, after the monitoring device main body (1) is corrected or overhauled, conducting wire connection is conducted between the monitoring device main body (1) and the two groups of conductive metal sheets (12), and then the monitoring device main body (1) is installed on the box body (2);
s7, pulling up the limiting plate (23) to separate the two groups of vertical rods (21) from the two groups of through holes (28);
s8, rotating the rotating shaft (16) clockwise through the rotating assembly to enable the two groups of push-pull rods (15) to push the two groups of insulating sliding plates (11) to be away from each other, enabling the two groups of insulating sliding plates (11) to be away from each other to push the conductive metal sheet (12) to be close to the winding post (3), enabling the conductive metal sheet (12) to be in contact with the current access line (4) and the current outgoing line (5), and enabling the monitoring device main body (1) to be connected into the main circuit in parallel;
s9, putting down the limiting plate (23) to enable the two groups of vertical rods (21) to be inserted into the fourth groove (27);
s10, disconnecting the current incoming line (4) and the current outgoing line (5) through the main circuit on-off assembly, wherein the current incoming line (4), the conductive metal sheet (12), the monitoring device body (1) and the current outgoing line (5) form a series circuit, and the monitoring device body (1) enters a working state.
3. Power supply system supervision device according to claim 1, characterized in that the main line switching assembly comprises a conductive slide (6), an insulating plate (7) and a bolt (10); the conductive sliding plates (6) are arranged on the inner side of the contact end part of the box body (2) and the monitoring device main body (1) in a sliding manner, two groups of conductive sliding plates (6) are arranged, and the sliding directions of the two groups of conductive sliding plates (6) are close to or far away from each other; the end part of the current incoming line (4) and the end part of the current outgoing line (5) are respectively connected with the two groups of conductive sliding plates (6); the insulation plates (7) are arranged at the bottoms of the conductive sliding plates (6), two groups of insulation plates (7) are arranged, the two groups of insulation plates (7) correspond to the two groups of conductive sliding plates (6) one by one, one group of insulation plates (7) penetrate through a first strip-shaped groove (8) formed in the bottom of the box body (2) and extend into the lower portion of the box body (2), the insulation plates (7) are in sliding connection with the wall of the first strip-shaped groove (8), the sliding direction is close to or far away from the other group of insulation plates (7), horizontal threaded holes (9) are formed in the insulation plates (7), and the other group of insulation plates (7) penetrate through the bottom of the box body (2) and extend into the lower portion of the box body (2); the bolt (10) is matched with the threaded hole (9), the bolt (10) penetrates through the threaded hole (9) to be rotatably connected with the other group of insulating plates (7), and the bolt (10) is located below the box body (2).
4. Power supply system supervision device according to claim 1, characterized in that the rotation assembly comprises a worm wheel (29), a worm (30) and a knob (32); the worm wheel (29) is in key connection with the rotating shaft (16), the worm wheel (29) is positioned between the turntable (17) and the inner wall of the box body (2), and the worm wheel (29) is meshed with the worm (30); the top of the worm (30) is rotationally connected with the inner side of the top of the box body (2), and the bottom of the worm (30) penetrates through a worm through hole (31) formed in the bottom of the box body (2) and extends into the lower part of the box body (2); the knob (32) is arranged at the bottom of the worm (30).
5. Power supply system supervision device according to claim 1, characterized in that the winding posts (3) are square cylindrical.
6. The monitoring device of the power supply system according to claim 1, wherein the monitoring device body (1) is provided with a plurality of groups of first mounting plates (33), and the first mounting plates (33) are provided with a plurality of groups of first mounting holes (34).
7. The power supply system monitoring device according to claim 1, wherein second mounting plates (35) are arranged at two ends of the box body (2), and a plurality of groups of second mounting holes (36) are formed in the second mounting plates (35).
8. Power supply system supervision device according to claim 1, characterized in that a first handle (37) is arranged on top of the plate (23) of restriction.
9. The monitoring device of the power supply system according to claim 1, wherein a box cover (38) is provided at the front side of the box body (2), and a second handle (39) is provided on the box cover (38).
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| CN202010939260.0A CN112067928B (en) | 2020-09-09 | 2020-09-09 | Power supply system monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010939260.0A CN112067928B (en) | 2020-09-09 | 2020-09-09 | Power supply system monitoring device |
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| CN112067928B true CN112067928B (en) | 2023-02-28 |
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