CN116316173A - High-voltage switch cabinet bus live detection device and method - Google Patents
High-voltage switch cabinet bus live detection device and method Download PDFInfo
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- CN116316173A CN116316173A CN202211515761.1A CN202211515761A CN116316173A CN 116316173 A CN116316173 A CN 116316173A CN 202211515761 A CN202211515761 A CN 202211515761A CN 116316173 A CN116316173 A CN 116316173A
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- 238000001514 detection method Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 206010014357 Electric shock Diseases 0.000 claims abstract description 7
- 229910010293 ceramic material Inorganic materials 0.000 claims abstract description 4
- 241000883990 Flabellum Species 0.000 claims description 15
- 230000005611 electricity Effects 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 2
- 230000001960 triggered effect Effects 0.000 claims 1
- 238000010248 power generation Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B45/00—Alarm locks
- E05B45/06—Electric alarm locks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/02—Locks or fastenings for special use for thin, hollow, or thin-metal wings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/10—Combinations of wind motors with apparatus storing energy
- F03D9/11—Combinations of wind motors with apparatus storing energy storing electrical energy
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
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- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
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- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
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Abstract
The invention discloses a bus live detection device of a high-voltage switch cabinet, which comprises a cabinet body and a cabinet door hinged to the front end face of the cabinet body, wherein a locking mechanism is arranged on the upper side of the rear end face of the cabinet door, a driving mechanism is arranged on the upper side of the locking mechanism, a transmission mechanism is arranged at the position, corresponding to the driving mechanism, of the upper end face of the cabinet body, the upper end of the transmission mechanism is in transmission connection with a warning mechanism, and a storage battery pack is arranged at the position, corresponding to the transmission mechanism, of the upper end face of the cabinet body; the locking mechanism comprises a locking block fixedly connected with a cabinet door, a locking groove is formed in the locking block, a plug rod is movably connected to the locking groove, a movable block in a driving mechanism is attached to the inner wall of a sleeve, the sleeve is made of ceramic materials, the locking mechanism drives the plug rod to move downwards and plug into the locking groove in the locking block to lock the cabinet door in a bus conductive state, the cabinet door cannot be opened in the bus conductive state, and the electric shock risk caused by manual opening is avoided.
Description
Technical Field
The invention relates to the field of switch cabinets, in particular to a device and a method for detecting electrification of a bus of a high-voltage switch cabinet.
Background
The high-voltage switch cabinet occupies a large proportion in a power system, particularly in high-voltage equipment of 35kV and below in a transformer substation, and plays an important role in safe operation of a power grid. Because the high-voltage switch cabinet is totally-enclosed equipment, part of operators are unclear in equipment structure in the switch cabinet, so that accidents of the high-voltage switch cabinet in the power system frequently occur, and a large risk is brought to personal safety of the operators. The investigation and analysis show that the accidents of the high-voltage switch cabinet are mostly caused by unclear electrified parts and mistakenly electrified intervals of operators;
the Chinese patent with the bulletin number of CN205355544U specifically discloses a high-voltage switch cabinet live alarm system, wherein when a bus is electrified, a live detection module is connected, if a cabinet door is pushed at the moment, the cabinet door controls the module to be connected with the whole power supply, so that an alarm is electrified, and an alarm signal is sent to an operator. When the bus is electrified, the cabinet door is opened to trigger the alarm, so that workers are informed of electrification of the bus; when the bus is powered off, the bus enters the switch cabinet and does not send out an alarm signal. Therefore, the bus is not electrified when entering the switch cabinet, and the safe and reliable working environment of staff is ensured;
this electrified alarm system of high tension switchgear is nevertheless can open the cabinet door at the busbar state of being on and trigger the warning, but because the high tension switchgear is mostly outdoor use, in case there is the damage in alarm system circuit in long-time use, then can't in time trigger alarm signal and play alarm function for the user, and then appear the electric shock danger.
Therefore, a device and a method for detecting the electrification of the bus of the high-voltage switch cabinet are provided.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a device and a method for detecting the electrification of a bus of a high-voltage switch cabinet, which can be realized.
In order to solve the problems, the invention adopts the following technical scheme.
The utility model provides a high tension switchgear generating line live detection device, includes the cabinet body and articulates the cabinet door at cabinet body front end face, the rear end face upside of cabinet door is provided with locking mechanism, the upside of locking mechanism is provided with actuating mechanism, the up end of the cabinet body corresponds the position with actuating mechanism and is provided with drive mechanism, drive mechanism's upper end transmission is connected with warning mechanism, the up end of the cabinet body corresponds the position with drive mechanism and is provided with storage battery;
the locking mechanism comprises a locking block fixedly connected with the cabinet door, a locking groove is formed in the locking block, the inside of the locking groove is movably connected with the inserting rod, the inserting rod is driven to move downwards and insert into the locking groove in the locking block to lock the cabinet door under the bus conducting state by the driving mechanism, the cabinet door can not be opened under the bus conducting state, and the electric shock risk caused by manual opening is avoided;
the driving mechanism comprises a sleeve arranged on the upper side of the plugging rod, an electromagnet is fixed at the upper end of the interior of the sleeve, a movable block is movably connected to the lower side of the electromagnet, a connecting rod is fixed at the lower end of the movable block, the lower end of the connecting rod penetrates through the sleeve and extends to the lower end of the sleeve to be fixed with the plugging rod, and a power supply sensor is arranged outside the electromagnet and the bus; the storage battery is internally provided with a control module, when the bus is electrified, a signal of the power supply sensor is fed back to the storage battery, the storage battery is an electromagnet which is electrically conductive to generate a magnet, the lower movable block and the electromagnet are magnetically repelled, and then the locking mechanism is controlled by the connecting rod to lock the cabinet door by moving downwards in the sleeve.
Preferably, the movable block in the driving mechanism is attached to the inner wall of the sleeve, the sleeve is made of ceramic materials, and the movable block is made of magnetic metal.
Preferably, the upper end of the cabinet body is provided with a movable groove corresponding to the middle part of the electromagnet, the upper end of the movable block is fixedly provided with a rope, the electromagnet is an annular electromagnet, and the upper end of the rope extends to the upper end of the cabinet body through the middle part of the annular electromagnet and the movable groove.
Preferably, the transmission mechanism comprises an upper sleeve fixed at the upper end of the cabinet body, a rotating rod is rotatably connected in the upper sleeve, and the upper end of the rope extends into the upper sleeve and is fixedly connected with the bottom of the rotating rod in a rotating way.
Preferably, the storage battery pack is located at the rear side of the upper sleeve, a generator is fixed at the upper end of the storage battery pack, a gear is fixed at the upper end of the generator, teeth are arranged at positions, corresponding to the gear, of the outer portion of the rotating rod exposed out of the upper sleeve, and the generator is in meshed transmission connection with the teeth on the outer portion of the rotating rod through the gear.
Preferably, the warning mechanism comprises fan blades fixed at the upper end of the rotating rod, the number of the fan blades is at least six, the number of the fan blades is distributed in an annular equidistant mode, and the fan blades are of a hollow structure design.
Preferably, the inside both sides of flabellum have been seted up the spout, the inside sliding connection of spout has the slider, the one end of slider is fixed with the fixed plate, the upper end middle part of fixed plate is fixed with the stay cord, the stay cord runs through the flabellum and extends to inside the transfer line, and the one end and the movable rod upper end of stay cord are fixed, stay cord and flabellum run through the department rotation and are connected with the pulley.
Preferably, the warning plate is fixed at the lower side of the fixing plate and at the bottom end of the inside of the fan blade, the fan blade is made of transparent plastic, convex lenses are fixed at the two sides of the outside of the fan blade, and the convex lenses are made of plastic.
A bus live detection method of a high-voltage switch cabinet comprises the following steps:
s1: when the bus is electrified, a signal of the power supply sensor is fed back to the storage battery pack, the storage battery pack generates a magnet for the electromagnet to conduct electricity, and the lower movable block and the electromagnet repel each other magnetically, so that the connecting rod is driven to move downwards in the sleeve to control the locking mechanism to lock the cabinet door;
s2: the locking mechanism moves downwards, and the rope, the movable rod and the pull rope trigger the warning mechanism to generate a warning mark to remind passing people;
s3: the warning mechanism in a normal state can automatically generate electricity and store in the storage battery pack through wind blowing and rotation matched with the transmission mechanism;
and S4, generating energy by the storage battery pack is independent of the self power of the high-voltage switch cabinet, so that the phenomenon that the warning cannot be achieved and the cabinet door is locked due to the fact that a circuit in the high-voltage switch is short-circuited is avoided.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the cabinet door locking device, the driving mechanism drives the inserting rod to move downwards and insert into the locking groove in the locking block to lock the cabinet door in the bus conducting state, so that the cabinet door cannot be opened in the bus conducting state, and the electric shock risk caused by manual opening is avoided;
(2) According to the self-powered wind power generation device, the transmission mechanism and the warning mechanism are matched to generate power through independent wind power, so that the locking mechanism power supply is independent of a power system of the high-voltage switch cabinet, and the locking mechanism and the warning mechanism can still operate independently after circuit damage of the high-voltage switch cabinet is avoided;
(3) This application passes through drive mechanism, locking mechanism and warning mechanism cooperation, can trigger warning mechanism operation when locking mechanism operation, warning pedestrian and staff warning to passing, change the warning mode and do not rely on warning light class light source warning, and then make the device be fit for using under various adverse circumstances, the limitation reduces, life greatly increased.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 3 is a schematic view of a locking block and a plug rod according to the present invention;
FIG. 4 is an enlarged schematic view of FIG. 2A in accordance with the present invention;
FIG. 5 is an enlarged schematic view of the invention at B in FIG. 2;
FIG. 6 is an enlarged schematic view of FIG. 2 at C in accordance with the present invention;
FIG. 7 is a schematic cross-sectional view of a fan blade according to the present invention.
The reference numerals in the figures illustrate:
1. a cabinet body; 2. a cabinet door; 4. a locking mechanism; 41. a locking piece; 42. a locking groove; 43. inserting a connecting rod; 5. a battery pack; 6. a driving mechanism; 61. a sleeve; 62. a movable block; 63. a connecting rod; 64. a spring; 65. a rope; 66. an electromagnet; 67. a movable groove; 7. a transmission mechanism; 71. a rotating lever; 72. an upper sleeve; 73. a movable rod; 74. a generator; 8. a warning mechanism; 81. a fixing plate; 82. a chute; 83. a slide block; 84. a pull rope; 85. a pulley; 86. a warning sheet; 87. a convex lens; 88. and (3) a fan blade.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
Example 1:
referring to fig. 1 to 7, a high-voltage switch cabinet bus live detection device comprises a cabinet body 1 and a cabinet door 2 hinged to the front end face of the cabinet body 1, wherein a locking mechanism 4 is arranged on the upper side of the rear end face of the cabinet door 2, a driving mechanism 6 is arranged on the upper side of the locking mechanism 4, a transmission mechanism 7 is arranged at a position, corresponding to the driving mechanism 6, of the upper end face of the cabinet body 1, a warning mechanism 8 is connected to the upper end of the transmission mechanism 7 in a transmission manner, and a storage battery pack 5 is arranged at a position, corresponding to the transmission mechanism 7, of the upper end face of the cabinet body 1;
the locking mechanism 4 comprises a locking block 41 fixedly connected with the cabinet door 2, a locking groove 42 is formed in the locking block 41, a plug rod 43 is movably connected in the locking groove 42, the plug rod 43 is driven to move downwards and plug into the locking groove 42 in the locking block 41 to lock the cabinet door 2 in a bus conducting state by the driving mechanism 6, the cabinet door 2 cannot be opened in the bus conducting state, and the electric shock risk caused by manual opening is avoided;
the driving mechanism 6 comprises a sleeve 61 arranged on the upper side of the plugging rod 43, an electromagnet 66 is fixed at the upper end of the interior of the sleeve 61, a movable block 62 is movably connected to the lower side of the electromagnet 66, a connecting rod 63 is fixed at the lower end of the movable block 62, the lower end of the connecting rod 63 penetrates through the sleeve 61 and extends to the lower end of the sleeve 61 to be fixed with the plugging rod 43, and a power sensor is arranged outside the electromagnet 66 and a bus; the storage battery 5 is internally provided with a control module, when the bus is electrified, a power supply sensor signal is fed back to the storage battery 5, the storage battery 5 generates a magnet for the electromagnet 66 to conduct electricity, the lower movable block 62 and the electromagnet 66 repel each other magnetically, and then the driving connecting rod 63 moves downwards in the sleeve 61 to control the locking mechanism 4 to lock the cabinet door 2.
Specifically, the movable block 62 in the driving mechanism 6 is attached to the inner wall of the sleeve 61, the sleeve 61 is made of ceramic material, the movable block 62 is made of magnetic metal, the upper end of the cabinet body 1 is provided with a movable groove 67 corresponding to the middle part of the electromagnet 66, the upper end of the movable block 62 is fixedly provided with a rope 65, the electromagnet 66 is an annular electromagnet 66, the upper end of the rope 65 extends to the upper end of the cabinet body 1 through the middle part of the annular electromagnet 66 and the movable groove 67, when in operation, a head power supply power monitoring sensor is firstly arranged on a bus, when the sensor detects that the bus is electrified, the bus can be fed back to a control module in the storage battery pack 5, the control module controls the electromagnet 66 positioned in the sleeve 61 to conduct electricity to generate magnetic force, since the movable block 62 at the lower side of the electromagnet 66 is also made of magnetic metal, once the electromagnet 66 is conductive, the lower end surface of the electromagnet is mutually exclusive with the magnetism of the movable block 62, so that the movable block 62 is driven to move downwards in the sleeve 61, the spring 64 is compressed, then the connecting rod 63 connected with the movable block 62 moves downwards, and the inserting rod 43 connected and fixed at the lower end of the connecting rod 63 moves downwards synchronously, and since the inserting rod 43 corresponds to the locking groove 42 in the lower locking block 41, the inserting rod 43 is inserted into the locking groove 42, the connection and fixation of the inserting rod 43 and the locking block 41 are realized, and at the moment, the cabinet door 2 fixed with the locking block 41 cannot be normally opened, so that the operation of manually opening the cabinet door 2 in a bus power-on state is avoided, and the risk of electric shock occurs.
Specifically, the drive mechanism 7 includes the upper sleeve 72 of fixing in cabinet body 1 upper end, the inside rotation of upper sleeve 72 is connected with dwang 71, the upper end of rope 65 extends to upper sleeve 72 in and is connected fixedly with dwang 71 bottom rotation, storage battery 5 is located upper sleeve 72 rear side, and the upper end of storage battery 5 is fixed with generator 74, the upper end of generator 74 is fixed with the gear, expose the outside of upper sleeve 72 dwang 71 and the corresponding position of gear be provided with the tooth, generator 74 is connected through the tooth meshing transmission of gear and dwang 71 outside, under normal use condition, wind-force blows warning mechanism 8, dwang 71 that is connected with warning mechanism 8 is at this moment rotated in upper sleeve 72 and is connected, consequently dwang 71 also rotates thereupon, and generator 74 on the battery then is connected through the meshing transmission of gear and dwang 71, and then drive generator 74 rotates and carry out wind-force power generation, the electric power conversion stores to the battery in, this structure compares with prior art through the cooperation of drive mechanism 7 and wind-force mechanism 8 for autonomous power generation cabinet 4 is provided with independent power switch 8, can avoid the high-voltage switch mechanism self-independent power supply self-service self-power switch system to the high-power supply, the high-independent power switch mechanism 4 can avoid damaging the self-power supply to the locking mechanism.
Specifically, warning mechanism 8 is including fixing the flabellum 88 in dwang 71 upper end, and six group's annular equidistance at least are distributed of quantity of flabellum 88, the flabellum 88 is hollow structural design, spout 82 has been seted up to the inside both sides of flabellum 88, the inside sliding connection of spout 82 has slider 83, the one end of slider 83 is fixed with fixed plate 81, the upper end middle part of fixed plate 81 is fixed with stay cord 84, stay cord 84 runs through the flabellum 88 and extends to inside the transfer line, and the one end and the movable rod 73 upper end of stay cord 84 are fixed, stay cord 84 and flabellum 88 run through the department rotation and are connected with pulley 85, the downside of fixed plate 81 and the inside bottom of flabellum 88 are fixed with warning piece 86, the flabellum 88 is transparent plastics material constitution, and the outside both sides of flabellum 88 are fixed with convex lens 87, and convex lens 87 also comprises plastics material, and the connecting rod 63 in locking mechanism 4 can pull down the in-process of moving rope 65, and the movable rod 73 is synchronous in the dwang 71 down at this moment, then moves down with the movable rod 73, and the movable plate 84 is connected with the movable plate 84, then moves down the movable plate 86 and the upper end is then the fixed plate 86 is in the state at the same time through the electric wire, the electric wire guide, the high-tension switch of the electric motor, the electric motor is in the state of the control panel is realized, the electric motor is in the condition is realized, the electric motor is realized by the electric motor is in the mode of being convenient for the personnel, and the personnel is in the high-speed, and the electric motor is in the condition of the high condition, and the electric motor is in the safety.
A bus live detection method of a high-voltage switch cabinet comprises the following steps:
s1: when the bus is electrified, the control module can feed back to the control module in the storage battery pack 5, the control module controls the electromagnet 66 positioned in the sleeve 61 to conduct electricity to generate magnetic force, and the movable block 62 positioned at the lower side of the electromagnet 66 is also made of magnetic metal materials, so that once the electromagnet 66 conducts electricity, the lower end surface of the electromagnet is mutually exclusive with the magnetism of the movable block 62, the movable block 62 is driven to move downwards in the sleeve 61, the spring 64 is compressed, then the connecting rod 63 connected with the movable block 62 moves downwards, the inserting rod 43 connected and fixed at the lower end of the connecting rod 63 moves downwards synchronously, and the inserting rod 43 is inserted into the locking groove 42 because the inserting rod 43 corresponds to the locking groove 42 in the lower locking block 41, so that the connection and fixation of the inserting rod 43 and the locking block 41 are realized, and the cabinet door 2 fixed with the locking block 41 cannot be opened normally, thereby avoiding the risk of manually opening the cabinet door 2 in the electrified state;
s2: the locking mechanism 4 moves downwards, and the rope 65, the movable rod 73 and the pull rope 84 trigger the warning mechanism 8 to generate a warning mark to remind the passing person;
s3: in a normal use state, wind blows the warning mechanism 8, the rotating rod 71 connected with the warning mechanism 8 is rotationally connected with the upper sleeve 72 at the moment, so that the rotating rod 71 rotates along with the rotating rod, the generator 74 on the storage battery is in meshed transmission connection with the rotating rod 71 through a gear, and the generator 74 is driven to rotate to generate wind power, and electric power is converted and stored into the storage battery.
S4, when the connecting rod 63 in the locking mechanism 4 moves downwards, the rope 65 is pulled to move downwards, at the moment, the movable rod 73 connected with the rope 65 synchronously moves downwards in the rotating rod 71, then the pull rope 84 connected with the upper end of the movable rod 73 moves downwards, the fixed plate 81 connected with the other end of the extension moves upwards in the fan blade 88, at the moment, the warning sheet 86 in the folded state of the lower end of the fixed plate 81 moves upwards to be unfolded, and characters on the warning sheet 86 are amplified through the convex lenses 87 fixed on the two sides of the fan blade 88 so as to remind passers-by or staff of the state of the high-voltage switch cabinet at the moment, the operation is cautious, once the bus is not in the electrified state, under the action of the spring 64, the components are restored to the original positions, and the electric conduction state of the electromagnet 66 can be controlled manually through the control module in the storage battery pack 5
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (9)
1. The utility model provides a high tension switchgear generating line detection device that charges, includes the cabinet body (1) and articulates cabinet door (2) at terminal surface before the cabinet body (1), its characterized in that: the automatic cabinet is characterized in that a locking mechanism (4) is arranged on the upper side of the rear end face of the cabinet door (2), a driving mechanism (6) is arranged on the upper side of the locking mechanism (4), a transmission mechanism (7) is arranged at a position, corresponding to the driving mechanism (6), of the upper end face of the cabinet body (1), a warning mechanism (8) is connected to the upper end of the transmission mechanism (7) in a transmission mode, and a storage battery pack (5) is arranged at a position, corresponding to the transmission mechanism (7), of the upper end face of the cabinet body (1);
the locking mechanism (4) comprises a locking block (41) fixedly connected with the cabinet door (2), a locking groove (42) is formed in the locking block (41), a plug rod (43) is movably connected in the locking groove (42), the plug rod (43) is driven to move downwards and plug into the locking groove (42) in the locking block (41) under the bus conducting state by the driving mechanism (6) to lock the cabinet door (2), so that the cabinet door (2) can not be opened under the bus conducting state, and the electric shock risk caused by manual opening is avoided;
the driving mechanism (6) comprises a sleeve (61) arranged on the upper side of the plugging rod (43), an electromagnet (66) is fixed at the upper end of the interior of the sleeve (61), a movable block (62) is movably connected to the lower side of the electromagnet (66), a connecting rod (63) is fixed at the lower end of the movable block (62), the lower end of the connecting rod (63) penetrates through the sleeve (61) and extends to the lower end of the sleeve (61) to be fixed with the plugging rod (43), and a power sensor is arranged outside the electromagnet (66) and a bus; the control module is arranged in the storage battery pack (5), when the bus is electrified, a power supply sensor signal is fed back to the storage battery pack (5), the storage battery pack (5) generates a magnet for the electromagnet (66) to conduct electricity, the lower movable block (62) and the electromagnet (66) repel each other in magnetism, and then the driving connecting rod (63) moves downwards in the sleeve (61) to control the locking mechanism (4) to lock the cabinet door (2).
2. The high-voltage switch cabinet bus live detection device according to claim 1, wherein: a movable block (62) in the driving mechanism (6) is attached to the inner wall of the sleeve (61), the sleeve (61) is made of ceramic materials, and the movable block (62) is made of magnetic metal.
3. The high-voltage switch cabinet bus live detection device according to claim 2, wherein: the upper end of the cabinet body (1) is provided with a movable groove (67) at a position corresponding to the middle part of the electromagnet (66), the upper end of the movable block (62) is fixedly provided with a rope (65), the electromagnet (66) is an annular electromagnet (66), and the upper end of the rope (65) extends to the upper end of the cabinet body (1) through the middle part of the annular electromagnet (66) and the movable groove (67).
4. A high voltage switchgear bus-bar live detection device according to claim 3, characterized in that: the transmission mechanism (7) comprises an upper sleeve (72) fixed at the upper end of the cabinet body (1), a rotating rod (71) is rotatably connected in the upper sleeve (72), and the upper end of the rope (65) extends into the upper sleeve (72) and is fixedly connected with the bottom of the rotating rod (71) in a rotating mode.
5. The high-voltage switch cabinet bus live detection device according to claim 4, wherein: the storage battery pack (5) is located at the rear side of the upper sleeve (72), a generator (74) is fixed at the upper end of the storage battery pack (5), a gear is fixed at the upper end of the generator (74), teeth are arranged at positions, corresponding to the gear, of the outer portion of the rotating rod (71) exposed out of the upper sleeve (72), and the generator (74) is in meshed transmission connection with the teeth at the outer portion of the rotating rod (71) through the gear.
6. The high-voltage switch cabinet bus live detection device according to claim 5, wherein: the warning mechanism (8) comprises fan blades (88) fixed at the upper end of the rotating rod (71), the number of the fan blades (88) is at least six, the fan blades (88) are distributed in an annular and equidistant mode, and the fan blades (88) are of a hollow structure design.
7. The high-voltage switch cabinet bus live detection device according to claim 6, wherein: the inside both sides of flabellum (88) have been seted up spout (82), the inside sliding connection of spout (82) has slider (83), the one end of slider (83) is fixed with fixed plate (81), the upper end middle part of fixed plate (81) is fixed with stay cord (84), stay cord (84) run through flabellum (88) and extend to inside the transfer line, and the one end and the movable rod (73) upper end of stay cord (84) are fixed, stay cord (84) and flabellum (88) run through the department rotation and are connected with pulley (85).
8. The high-voltage switch cabinet bus live detection device according to claim 7, wherein: the warning plate is characterized in that warning plates (86) are fixed on the lower side of the fixing plate (81) and the inner bottom end of the fan blades (88), the fan blades (88) are made of transparent plastic materials, convex lenses (87) are fixed on the two sides of the outer portions of the fan blades (88), and the convex lenses (87) are made of plastic materials.
9. A method for detecting the electrification of a bus bar of a high-voltage switch cabinet, which is applicable to the method for detecting the electrification of the bus bar of the high-voltage switch cabinet, and is characterized in that: the method comprises the following steps:
s1: when the bus is electrified, a power supply sensor signal is fed back to the storage battery pack (5), the storage battery pack (5) generates a magnet for the electromagnet (66) to conduct electricity, the lower movable block (62) and the electromagnet (66) repel each other in magnetic mode, and then the driving connecting rod (63) moves downwards in the sleeve (61) to control the locking mechanism (4) to lock the cabinet door (2);
s2: the locking mechanism (4) moves downwards, and the warning mechanism (8) is triggered by the rope (65), the movable rod (73) and the pull rope (84) to generate a warning mark to remind the passing personnel;
s3: the warning mechanism (8) in a normal state can automatically generate electricity to store in the storage battery pack (5) through wind blowing and rotation matched with the transmission mechanism (7);
and S4, generating energy by the storage battery (5) is independent of the power of the high-voltage switch cabinet, so that the phenomenon that the short circuit of the circuit in the high-voltage switch cannot play a role in warning and locking the cabinet door (2) is avoided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211515761.1A CN116316173A (en) | 2022-11-29 | 2022-11-29 | High-voltage switch cabinet bus live detection device and method |
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| CN202211515761.1A CN116316173A (en) | 2022-11-29 | 2022-11-29 | High-voltage switch cabinet bus live detection device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117913724A (en) * | 2024-03-15 | 2024-04-19 | 三峡金沙江云川水电开发有限公司 | Electric shock prevention device for passive live monitoring of power transmission equipment |
| CN117913724B (en) * | 2024-03-15 | 2024-07-05 | 三峡金沙江云川水电开发有限公司 | Electric shock prevention device for passive live monitoring of power transmission equipment |
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2022
- 2022-11-29 CN CN202211515761.1A patent/CN116316173A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117913724A (en) * | 2024-03-15 | 2024-04-19 | 三峡金沙江云川水电开发有限公司 | Electric shock prevention device for passive live monitoring of power transmission equipment |
| CN117913724B (en) * | 2024-03-15 | 2024-07-05 | 三峡金沙江云川水电开发有限公司 | Electric shock prevention device for passive live monitoring of power transmission equipment |
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