CN115792323A - Anti-electricity-theft metering device - Google Patents

Abstract

The invention relates to the technical field of electricity stealing prevention, and discloses an electricity stealing prevention metering device which comprises an electric meter box, wherein a box door is movably arranged on the outer side of the electric meter box, a door lock mechanism is arranged in an inner cavity of the electric meter box, an electric meter is arranged in the inner cavity of the electric meter box, a self-locking mechanism is arranged at the top end of the inner cavity of the electric meter box, a sound alarm and a vibration sensor are arranged at the top end of the inner cavity of the electric meter box, and a magnetic sensor is arranged on the left side of the inner cavity of the electric meter box.

Description

Anti-electricity-theft metering device

Technical Field

The invention relates to the technical field of electricity stealing prevention, in particular to an electricity stealing prevention metering device.

Background

With the wide application of power equipment, the electric charge becomes the expense for enterprises with larger proportion, and individual users intentionally steal the electricity, thereby achieving the purpose of paying less or not paying the electricity, even leading to professional organization of stealing electricity and profit, and bringing great loss to power supply enterprises.

The electric energy meter aims at achieving the purpose of electricity stealing by analyzing electricity stealing behaviors, namely opening an electric energy meter cover, changing internal elements of the electric energy meter, and in the checked illegal electricity stealing behaviors, the proportion of electricity stealing by opening the meter cover is up to more than 85%, and in the other type, electricity stealing is performed without opening the meter cover, and the operation environment of the electric energy meter is changed through a high-voltage electric field, an ultra-strong magnetic field and the like, so that the electric energy meter is halted and not measured, and the purpose of electricity stealing is achieved.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an electricity larceny prevention metering device which has the advantages that the electricity larceny prevention effect is effectively improved by automatically unlocking and locking an electricity meter box through a switch lock when fingerprints and mechanical passwords are carried out on the electricity meter box, an alarm is timely sent out and a power supply company is informed through electricity larceny means such as a high-voltage electric field, a high current, a super-strong magnetic field and violent disassembly, the electricity larceny behavior is effectively and timely discovered, the loss is prevented from being further expanded, the using effect of the electricity larceny prevention metering device is improved, and the like.

In order to achieve the purpose of electricity stealing prevention, the invention provides the following technical scheme: the utility model provides an anti-electricity-theft metering device, includes the ammeter case, the outside movable mounting of ammeter case has the chamber door, door lock mechanism is installed to the inner chamber of ammeter case, the ammeter is installed to the inner chamber of ammeter case, self-locking mechanism is installed on the inner chamber top of ammeter case, vibration sensor is installed on the inner chamber top of ammeter case, magnetic sensor is installed in the inner chamber left side of ammeter case, audible alarm ware, current sensor, voltage sensor and GPS module are installed on the inner chamber right side of ammeter case, control processor is installed to the inner chamber bottom of ammeter case.

Further, the outside of ammeter case is provided with the fingerprint groove, the outside movable mounting in fingerprint groove has the protective cover, fingerprint module is installed to the inner chamber in fingerprint groove.

Further, door lock mechanism is including safety cover, first extrusion subassembly, second extrusion subassembly, fixed disk, extrusion piece, carousel, mark piece, guard plate, bearing frame, lagging, electric putter, sound alarm and pivot, the safety cover sets up the inner chamber bottom at the ammeter case, first extrusion subassembly sets up the inner chamber bottom at the ammeter case, second extrusion subassembly sets up the one side at first extrusion subassembly, electric putter installs the inner wall at the safety cover, electric putter passes through the export pole and connects the lagging, the outside installation bearing frame of lagging, the inner chamber swing joint pivot of bearing frame, the fixed disk is connected to the one end of pivot, the outside equidistance of fixed disk sets up the extrusion piece, the length of extrusion piece is not of uniform size, the other end of pivot runs through ammeter case and activity and cup joints the guard plate, the outside of ammeter case is provided with assorted caulking groove with it, the outside fixed carousel that cup joints of pivot, the outside equidistance of carousel is connected with the mark piece corresponding with extrusion piece position, sound alarm installs the inner wall at the safety cover.

Further, first extrusion subassembly is including bottom plate, recess, mounting hole, first bearing plate, connecting axle, torsional spring and second pressure sensor, the inner chamber bottom at the ammeter case is installed to the bottom plate, the recess sets up the upper end at the bottom plate, the inner chamber both sides of recess all set up the mounting hole, the inner chamber of mounting hole all passes through the torsional spring connection connecting axle, just the torsional spring cup joints in the outside of connecting axle, first bearing plate is connected jointly to the corresponding one side of connecting axle, a side-mounting second pressure sensor of first bearing plate.

Further, second extrusion subassembly is including curb plate, wedge groove, spring, second bearing plate, first round pin axle, second round pin axle, movable block, spacing post, spacing groove and third pressure sensor, one side at the bottom plate is installed to the curb plate, the wedge groove sets up one side at the curb plate, the inner chamber in wedge groove passes through spring coupling second bearing plate, the second bearing plate is through the inner chamber looks swing joint in first round pin axle and wedge groove, the second bearing plate passes through second round pin axle swing joint movable block, the inner chamber bilateral symmetry in wedge groove sets up the spacing groove, the both sides of movable block all are connected with the spacing post of looks sliding joint with it, third pressure sensor sets up the inner chamber top at the wedge groove.

Further, the outside symmetry of ammeter case sets up the draw-in groove, one of them first pressure sensor is installed to the inner chamber of draw-in groove, two parts all are provided with the fixture block corresponding with draw-in groove position about the outside of chamber door, just the fixture block thickness of the outside lower part of chamber door is less than the outside upper portion fixture block thickness of chamber door.

Further, self-locking mechanism is including fixed cover, biaxial motor, transmission shaft, pinion rack, stopper, inserted column, gear, first bevel gear and second bevel gear, the inner chamber top at the ammeter case is installed to fixed cover, the both sides of ammeter case all are provided with rectangular groove, the both ends output shaft of biaxial motor all runs through the ammeter case and extends to the inner chamber in rectangular groove and connects first bevel gear, transmission shaft movable mounting is in the inner chamber in rectangular groove, the second bevel gear with first bevel gear engaged with has been cup jointed in the outside of transmission shaft, the gear is cup jointed in the outside of transmission shaft, the outside symmetry of ammeter case sets up the through-hole, the inner chamber of through-hole sets up the inserted column, pinion rack and gear engaged with are passed through to one side of inserted column, the outside installation stopper of pinion rack.

Further, the outside of chamber door is provided with the square groove, the glass window is installed to the inner chamber of square groove, the thickness of glass window is 5mm.

The invention also provides a using method of the electricity larceny prevention metering device, which comprises the following steps:

s1: when the staff of the power supply company normally opens the electric meter box, the electric meter box is placed on a fingerprint module by opening a protective cover, fingerprint identification is carried out, when a control processor receives the electric signal, an electric push rod is automatically opened, the electric push rod drives a sleeve plate, a bearing seat and a rotating shaft of an inner cavity of the bearing seat to move in a direction far away from the electric meter box through an output rod, a rotating disc and a protective plate outside the rotating shaft are further driven to expose, a fixed disc is driven to move to a position corresponding to a first bearing plate and a second bearing plate, a plurality of different Arabic numerals are engraved on a marking block outside the rotating disc, one marking block corresponding to normal unlocking is driven to rotate through a manual rotating disc, the rotating disc and the rotating disc, when an extrusion block corresponding to correct unlocking outside the fixed disc rotates downwards to extrude the second bearing plate, the second bearing plate moves upwards through a downward compression spring while driving a movable block to move upwards, the movable block continuously rotates to extrude to a third pressure sensor after the extrusion block continuously rotates to extrude the third pressure sensor, the information is transmitted to the second bearing plate through another extrusion block, the second bearing plate, the fingerprint identification module is controlled to control the fingerprint module to control the fingerprint identification, the fingerprint identification module through a vertical line, and the second pressure sensor, the control processor is transmitted to the control module through the extrusion block on the extrusion block, the control processor, the output shafts at two ends of the double-shaft motor drive the second bevel gear and the transmission shaft of the inner cavity of the second bevel gear to rotate through the first bevel gear, the transmission shaft drives the toothed plate to move to the deep part of the inner cavity of the rectangular groove after rotating through the gears, and then the toothed plate drives the plug pins to leave from the jacks on the box door and move to the through holes on the outer side of the electric meter box, so that unlocking is realized, the box door is normally opened and operated, when the box door is closed, the correct unlocking position is disturbed by randomly rotating a plurality of circles of turntables, fingerprint identification is carried out again on the fingerprint module, at the moment, the fingerprint module transmits the information to the control processor, the output rod of the electric push rod drives the sleeve plate, the bearing seat and the rotating shaft of the inner cavity of the bearing seat to contract, the box door is closed again, the clamping block on the outer side of the box door is clamped into the clamping groove, one clamping block extrudes the first pressure sensor, the first pressure sensor transmits the information to the control processor, the information is transmitted to the control processor, the self-locking mechanism is opened again, and then the plug pins of the self-locking mechanism are inserted into the jacks of the locking mechanism to realize locking;

s2, when a user steals electricity after unlocking, the user conducts fingerprint identification through a fingerprint module, the fingerprint identification is incorrect twice, the fingerprint module transmits the information to a control processor, the control processor automatically turns on an acoustic alarm to give an alarm, if the fingerprint identification of the fingerprint module is passed, the turntable is rotated to unlock, the turntable unlocking mode can only be tried once, if the rotation of the turntable is completed, the position corresponding to the vertical line is not an unlocked mark block, when the fingerprint identification is conducted through the fingerprint module again to unlock, the information is transmitted to the control processor, the control processor automatically turns on the acoustic alarm to give an alarm, the control processor transmits the information to a terminal server of a power supply company through an internal communication module, and the position is transmitted to the terminal server through a GPS module for the power supply company to inquire and go to the site;

s3, when a user steals electricity through a super-strong magnetic field, magnetic field intensity induction is carried out through a magnetic sensor, if magnetic field intensity data are abnormal, and measured magnetic field intensity exceeds normal magnetic field intensity and reaches a threshold value of the magnetic field intensity capable of influencing metering, the situation that electricity is stolen through the strong magnetic field is judged, then the information is transmitted to a control processor, the control processor automatically turns on an acoustic alarm to give an alarm, the information is transmitted to a terminal server of a power supply company through an internal communication module through the control processor, and the position is transmitted to the terminal server through a GPS module for the power supply company to inquire and carry out site investigation;

s4, when a user steals electricity through a high-voltage electric field or high current, the voltage and current values are monitored through a current sensor and a voltage sensor, when the voltage and current values are abnormal, and the measured voltage and current values exceed normal values and reach a threshold value capable of influencing electric quantity metering, the high-voltage electric field or high current is judged to steal electricity, then the information is transmitted to a control processor, the control processor automatically turns on an audible alarm to give an alarm, the information is transmitted to a terminal server of a power supply company through an internal communication module through the control processor, and the position is transmitted to the terminal server through a GPS module for the power supply company to inquire and carry out site investigation;

and S5, when a user violently detaches the electric meter box to steal electricity, when the electric meter box is damaged by a tool, the vibration sensor senses that the vibration amplitude is abnormal and exceeds a set value, the information is transmitted to the control processor, the control processor automatically turns on the audible alarm to give an alarm, the control processor transmits the information to a terminal server of a power supply company through an internal communication module, and the position is transmitted to the terminal server through the GPS module for the power supply company to inquire and carry out site investigation.

Compared with the prior art, the invention provides an electricity larceny prevention metering device and a using method thereof, and the electricity larceny prevention metering device has the following beneficial effects:

1. according to the electricity larceny prevention metering device and the using method thereof, fingerprint unlocking is conveniently carried out by designing the fingerprint module, the unlocking anti-theft effect is effectively improved, and the door lock mechanism is matched with the fingerprint module, so that when the mark block on the outer side of the turntable rotates to correspond to the position of a vertical line, the self-locking mechanism is opened for automatic unlocking by carrying out fingerprint identification on the fingerprint module, the unlocking difficulty is improved, and the electricity larceny prevention effect is effectively improved;

2. according to the electricity stealing prevention metering device and the using method thereof, electricity stealing means such as a high-voltage electric field, high current, a super-strong magnetic field and violent disassembly are monitored through the current sensor, the voltage sensor, the magnetic sensor and the vibration sensor respectively, an audible alarm is turned on to alarm, and the position is sent to the terminal server through the GPS module, so that a power supply company can inquire and perform site investigation, electricity stealing behavior can be found effectively and timely, further expansion of loss is prevented, and the using effect is improved.

Drawings

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is a schematic view of an unfolded three-dimensional structure of the electricity meter box of the present invention;

FIG. 3 is a schematic rear sectional view of an electricity meter box according to the present invention;

FIG. 4 is a schematic diagram of a semi-sectional perspective structure of the present invention;

FIG. 5 is a schematic view of a semi-sectional perspective structure of the present invention;

FIG. 6 is a schematic view of a three-dimensional separating structure of the door lock mechanism of the present invention;

FIG. 7 is a schematic perspective semi-sectional view of a second extrusion assembly of the present invention;

FIG. 8 is a perspective view of a first compression assembly of the present invention;

FIG. 9 is a perspective view of a portion of a first compression assembly in accordance with the present invention;

FIG. 10 is a schematic diagram of the circuit connection control logic structure according to the present invention.

In the figure: 1. an electric meter box; 2. a box door; 3. a door lock mechanism; 31. a protective cover; 32. a first extrusion assembly; 321. a base plate; 322. a groove; 323. mounting holes; 324. a first bearing plate; 325. a connecting shaft; 326. a torsion spring; 327. a second pressure sensor; 33. a second extrusion assembly; 331. a side plate; 332. a wedge-shaped groove; 333. a spring; 334. a second bearing plate; 335. a first pin shaft; 336. a second pin shaft; 337. a movable block; 338. a limiting column; 339. a limiting groove; 3310. a third pressure sensor; 34. fixing the disc; 35. extruding the block; 36. a turntable; 37. marking a block; 38. a protection plate; 39. a bearing seat; 310. sheathing; 311. an electric push rod; 312. an audible alarm; 313. a rotating shaft; 4. a protective cover; 5. caulking grooves; 6. a fingerprint groove; 7. an electricity meter; 8. a self-locking mechanism; 81. a fixed cover; 82. a double-shaft motor; 83. a drive shaft; 84. a toothed plate; 85. a limiting block; 86. inserting a column; 87. a gear; 88. a first bevel gear; 89. a second bevel gear; 9. a control processor; 10. a card slot; 11. a first pressure sensor; 12. a clamping block; 13. a jack; 14. a glass window; 15. an audible alarm; 16. a current sensor; 17. a voltage sensor; 18. a magnetic sensor; 19. a vibration sensor; 20. a through hole; 21. a fingerprint module; 22. a rectangular groove; 23. and a GPS module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, an electricity larceny prevention metering device comprises an electricity meter box 1, a box door 2 is movably mounted on the outer side of the electricity meter box 1, a fingerprint groove 6 is formed in the outer side of the electricity meter box 1, a protective cover 4 is movably mounted on the outer side of the fingerprint groove 6, a fingerprint module 21 is mounted in an inner cavity of the fingerprint groove 6, fingerprint unlocking is conveniently carried out, and the unlocking anti-theft effect is effectively improved.

The door lock mechanism 3 is installed in an inner cavity of the electricity meter box 1, the door lock mechanism 3 comprises a protective cover 31, a first extrusion assembly 32, a second extrusion assembly 33, a fixed disk 34, an extrusion block 35, a rotary disk 36, a marking block 37, a protective plate 38, a bearing seat 39, a sleeve plate 310, an electric push rod 311, a sound alarm 312 and a rotary shaft 313, the protective cover 31 is arranged at the bottom end of the inner cavity of the electricity meter box 1, the first extrusion assembly 32 is arranged at the bottom end of the inner cavity of the electricity meter box 1, the second extrusion assembly 33 is arranged on one side of the first extrusion assembly 32, the electric push rod 311 is installed on the inner wall of the protective cover 31, the electric push rod 311 is connected with the sleeve plate 310 through an output rod, an outer side installation shaft bearing seat 39 of the sleeve plate 310, the inner cavity of the bearing seat 39 is movably connected with the rotary shaft 313, one end of the rotary shaft is connected with the fixed disk 34, the extrusion blocks 35 are arranged at equal intervals outside the fixed disk 34, and the extrusion blocks 35 are different in length, the other end of the rotating shaft 313 penetrates through the electric meter box 1 and is movably sleeved with a protection plate 38, an embedding groove 5 matched with the rotating shaft is arranged on the outer side of the electric meter box 1, a rotating disc 36 is fixedly sleeved on the outer side of the rotating shaft 313, the outer side of the rotating disc 36 is connected with a marking block 37 corresponding to the position of the extrusion block 35 in an equidistant mode, the sound alarm 312 is installed on the inner wall of the protection cover 31, the first extrusion assembly 32 comprises a bottom plate 321, a groove 322, an installation hole 323, a first bearing plate 324, a connecting shaft 325, a torsion spring 326 and a second pressure sensor 327, the bottom plate 321 is installed at the bottom end of an inner cavity of the electric meter box 1, the groove 322 is arranged at the upper end of the bottom plate 321, the installation holes 323 are arranged on two sides of the inner cavity of the groove 322, the inner cavity of the installation hole 323 is connected with the connecting shaft 325 through the torsion spring 326, the torsion spring 326 is sleeved on the outer side of the connecting shaft 325, the first bearing plate 324 is connected with the first bearing plate 324 together, one side corresponding to the connecting shaft 325, the second extrusion assembly 33 comprises a side plate 331, a wedge-shaped groove 332, a spring 333, a second bearing plate 334, a first pin shaft 335, a second pin shaft 336, a movable block 337, a limiting post 338, a limiting groove 339 and a third pressure sensor 3310, wherein the side plate 331 is installed at one side of the bottom plate 321, the wedge-shaped groove 332 is arranged at one side of the side plate 331, an inner cavity of the wedge-shaped groove 332 is connected with the second bearing plate 334 through the spring 333, the second bearing plate 334 is movably connected with the inner cavity of the wedge-shaped groove 332 through the first pin shaft 335, the second bearing plate 334 is movably connected with the movable block 337 through the second pin shaft 336, the limiting grooves 339 are symmetrically arranged at two sides of the inner cavity of the wedge-shaped groove 332, the limiting posts 338 are connected with the movable block 337 in a sliding manner, the third pressure sensor 3310 is arranged at the top end of the inner cavity of the wedge-shaped groove 332, so that the electric push rod 311 drives the sleeve plate 310, the bearing block 39 and a rotating shaft 313 of the inner cavity to move towards a direction far away from the electricity meter box 1 through an output rod, further, the rotating disc 36 and the protection plate 38 outside the rotating shaft 313 are driven to be exposed, the fixed disc 34 is driven to move to the position corresponding to the first bearing plate 324 and the second bearing plate 334, a plurality of different Arabic numerals are engraved on the marking block 37 outside the rotating disc 36, one of the Arabic numerals is the marking block 37 corresponding to normal unlocking, the rotating disc 36 is manually rotated to drive the rotating shaft 313 and the fixed disc 34 to rotate, when the pressing block 35 outside the fixed disc 34 corresponding to correct unlocking rotates downwards to press the second bearing plate 334, the second bearing plate 334 moves upwards through the downward compression spring 333 and one end of the second bearing plate moves upwards, the movable block 337 is driven to move upwards at the moment, the movable block 337 moves stably in the inner cavity of the limiting groove 339 through the limiting column 338, and the movable block is pressed to the third pressure sensor 3310 after the pressing block 35 rotates and presses continuously, the third pressure sensor 3310 transmits the information to the control processor 9, and the information is transmitted to the control processor 9 by rotating and extruding the second pressure sensor 327 outside the first pressure bearing plate 324 through another extruding block 35 outside the other fixed disk 34, and at this time, the second pressure sensor 327 transmits the information to the control processor 9, the unlocking position is indicated by carving a vertical line outside the electric meter box 1, and then the mark block 37 outside the fixed disk 36 corresponds to the vertical line, so as to facilitate fingerprint identification on the fingerprint module 21, at this time, the fingerprint module 21 transmits the information to the control processor 9, the control processor 9 unlocks by opening the self-locking mechanism 8, and when the rotating disk 36 rotates, the extruding block 35 outside the fixed disk 34 extrudes the second pressure bearing plate 334, the extruding block 35 can extrude one end of the second pressure bearing plate 334 to the lowest position, the extruding block 35 drives the rotating shaft 313, the fixed disk 34 and the extruding block 35 to rotate continuously, and the extruding block 35 compresses the first pressure bearing plate 324 after extruding the first pressure bearing plate 326 until the first pressure bearing plate 324 falls off, and the extruding block 35 drives the rotating shaft 313, so that the extruding block 35 can continuously rotate and the extruding block 35 can not unlock the first pressure bearing plate 324, and the extruding block 35 can effectively and the extruding block 324, so that people can only the extruding block 35 can correctly unlock the extruding block 324.

Ammeter 7 is installed to ammeter case 1's inner chamber, self-locking mechanism 8 is installed on ammeter case 1's inner chamber top, self-locking mechanism 8 is including fixed cover 81, double-shaft motor 82, transmission shaft 83, pinion rack 84, stopper 85, post insertion 86, gear 87, first bevel gear 88 and second bevel gear 89, fixed cover 81 is installed on ammeter case 1's inner chamber top, ammeter case 1's both sides all are provided with rectangular groove 22, double-shaft motor 82's both ends output shaft all runs through ammeter case 1 and extends to rectangular groove 22's inner chamber and connects first bevel gear 88, transmission shaft 83 movable mounting is at rectangular groove 22's inner chamber, transmission shaft 83's the outside has cup jointed the gear 89 with first bevel gear 88 engaged with, gear 87 is cup jointed in transmission shaft 83's the outside, ammeter case 1's outside symmetry sets up through-hole 20, the inner chamber of through-hole 20 sets up post insertion 86, one side of post 86 is through 84 and gear 87 engaged with, pinion rack 84's the outside installation stopper 85 of pinion rack 84, output shaft at double-shaft motor 82 both ends drives gear 89 and the second bevel gear 89 and the effectual steel through-shaped through-hole 86, and realized that the effectual steel moves the effectual jack removal of jack removal through-plug-shaped through-shaped slot 2, and the effectual jack removal of the jack that the jack removal of the jack is realized that the jack is carried out the jack removal of the jack through-shaped jack-operated door 13, and the effective jack-operated door, and the effective jack is realized two effective steel of the jack-operated door, and the jack-operated door 13, the effective steel of the effective jack is realized.

The top end of the inner cavity of the electric meter box 1 is provided with a vibration sensor 19, the left side of the inner cavity of the electric meter box 1 is provided with a magnetic sensor 18, the right side of the inner cavity of the electric meter box 1 is provided with an acoustic alarm 15, a current sensor 16, a voltage sensor 17 and a GPS module 23, the bottom end of the inner cavity of the electric meter box 1 is provided with a control processor 9, the outer side of the electric meter box 1 is symmetrically provided with clamping grooves 10, a first pressure sensor 11 is arranged in the inner cavity of one clamping groove 10, clamping blocks 12 corresponding to the clamping grooves 10 are arranged at the upper part and the lower part of the outer side of the box door 2, and the thickness of the clamping block 12 at the lower part of the outer side of the box door 2 is smaller than that of the clamping block 12 at the upper part of the outer side of the box door 2, so that the clamping block 12 is conveniently in extrusion contact with the first pressure sensor 11, when the box door 2 is closed, the first pressure sensor 11 receives the extrusion signal and the pressure reaches the set value, and transmits the information to the control processor 9, the control processor 9 opens the self-locking mechanism 8 by rotating to lock, if the rotary disc 36 of the door lock mechanism 3 is not retracted, the electric push rod 311 is in the extension state, the control processor 9 senses the information, the self-locking mechanism 8 can not be automatically opened, and the sound alarm 312 gives an alarm, so that the staff is reminded of carrying out the correct operation sequence, the use effect is convenient, the square groove is arranged on the outer side of the box door 2, the glass window 14 is arranged in the inner cavity of the square groove, the thickness of the glass window 14 is 5mm, the state of the inside of the electricity meter box 1 and the degree on the electricity meter box 1 can be observed through the small rectangular glass window 14, and the area of the glass window 14 is set to be small, so that the phenomenon that equipment is damaged or electricity is stolen due to the fact that equipment inside the electric meter box 1 is operated after the glass window is damaged by electricity stealing manually is avoided.

The invention also provides a using method of the electricity larceny prevention metering device, which comprises the following steps:

the method comprises the following steps: when the staff of the power supply company normally opens the electricity meter box 1, the protection cover 4 is opened, the prerecorded finger print is placed on the fingerprint module 21 for fingerprint identification, when the control processor 9 receives the electric signal, the electric push rod 311 is automatically opened, the electric push rod 311 drives the sleeve plate 310, the bearing seat 39 and the rotating shaft 313 of the inner cavity thereof to move towards the direction far away from the electricity meter box 1 through the output rod, and further drives the rotating disc 36 and the protection plate 38 outside the rotating shaft 313 to expose, and drives the fixed disc 34 to move to the position corresponding to the first bearing plate 324 and the second bearing plate 334, a plurality of different Arabic numerals are engraved on the marking block 37 outside the rotating disc 36, one of the Arabic numerals is the marking block 37 corresponding to normal unlocking, and the rotating disc 36 is manually rotated, so that the rotating disc 36 drives the rotating shaft 313 and the fixed disc 34 to rotate, when an extrusion block 35 corresponding to the correct unlocking outside the fixed disk 34 rotates downwards to extrude the second bearing plate 334, one end of the second bearing plate 334 moves upwards while compressing the spring 333 downwards, at the same time, the movable block 337 moves upwards, the movable block 337 is extruded to the third pressure sensor 3310 after the extrusion block 35 rotates continuously, the third pressure sensor 3310 transmits the information to the control processor 9, and the second pressure sensor 327 extrudes to the second pressure sensor 327 outside the first bearing plate 324 through another extrusion block 35 outside the fixed disk 34, at the same time, the information is transmitted to the control processor 9 through the second pressure sensor 327, a vertical line is carved on the outside of the electric meter box 1 to represent the unlocking position, and at the same time, the vertical line corresponds to the mark block 37 outside the rotary disk 36, fingerprint identification is performed again on the fingerprint module 21, at this time, the fingerprint module 21 transmits the information to the control processor 9, the control processor 9 opens the switch of the dual-shaft motor 82 of the self-locking mechanism 8, the output shafts at the two ends of the dual-shaft motor 82 drive the second bevel gear 89 and the transmission shaft 83 of the inner cavity thereof to rotate through the first bevel gear 88, the transmission shaft 83 drives the toothed plate 84 to move to the depth of the inner cavity of the rectangular groove 22 after rotating through the gear 87, the toothed plate 84 drives the plug-in post 86 to leave from the insertion hole 13 on the box door 2 and move to the through hole 20 on the outer side of the electric meter box 1, so as to realize unlocking, and then the box door 2 is normally opened to operate, when the box door 2 is closed, the correct unlocking position is disturbed by randomly rotating the turntable 36 for several circles, then fingerprint identification is performed once again on the fingerprint module 21, at this time, the fingerprint module 21 transmits the information to the control processor 9, and then the output rod of the electric push rod 311 drives the sleeve plate 310, the bearing seat 39 and the rotating shaft 313 of the inner cavity thereof to contract, then the box door 2 is closed, the clamping block 12 on the outer side of the box door 2, and one of the clamping block 12 extrudes the first clamping pressure sensor 11, so as to further to realize that the first clamping sensor 11 transmits the information to the self-locking mechanism 8, and the self-locking mechanism 8;

when a user steals electricity after unlocking, the user performs fingerprint identification through the fingerprint module 21, the fingerprint identification is incorrect twice, the fingerprint module 21 transmits the information to the control processor 9, the control processor 9 automatically turns on the sound alarm 15 to give an alarm, if the user passes the fingerprint identification of the fingerprint module 21, the turntable 36 is rotated to unlock, the unlocking mode of the turntable 36 can only perform one attempt, if the user passes the rotation of the turntable 36, the position corresponding to the vertical line is not the unlocked mark block 37, when the user passes the fingerprint identification again through the fingerprint module 21 to unlock, the user transmits the information to the control processor 9, the control processor 9 automatically turns on the sound alarm 15 to give an alarm, the information is transmitted to a terminal server of a power supply company through an internal communication module through the control processor 9, and the position is transmitted to the terminal server through the GPS module 23 for the power supply company to inquire and investigate the site;

thirdly, when a user steals electricity through a super-strong magnetic field, magnetic field intensity induction is carried out through the magnetic sensor 18, if magnetic field intensity data are abnormal, and the measured magnetic field intensity exceeds the normal magnetic field intensity and reaches a threshold value of the magnetic field intensity capable of influencing metering, the situation that electricity is stolen through the strong magnetic field is judged, then the information is transmitted to the control processor 9, the control processor 9 automatically turns on the sound alarm 15 to give an alarm, the information is transmitted to a terminal server of a power supply company through an internal communication module through the control processor 9, and the position is sent to the terminal server through the GPS module 23 and is used for a power supply company to inquire and carry out site investigation;

when a user steals electricity through a high-voltage electric field or high current, the voltage and current values are monitored through the current sensor 16 and the voltage sensor 17, when the voltage and current values are abnormal, and the measured voltage and current values exceed normal values and reach a threshold value capable of influencing electric quantity metering, the high-voltage electric field or high current is judged to steal electricity, then the information is transmitted to the control processor 9, the control processor 9 automatically turns on the sound alarm 15 to give an alarm, the information is transmitted to a terminal server of a power supply company through the control processor 9 through an internal communication module, and the position is transmitted to the terminal server through the GPS module 23 for the power supply company to inquire and carry out site investigation;

step five, when a user violently detaches the electric meter box 1 to steal electricity, when the electric meter box 1 is damaged through a tool, the vibration sensor 19 senses that the vibration amplitude is abnormal and exceeds a set value, the vibration sensor 19 transmits the information to the control processor 9, the control processor 9 automatically turns on the sound alarm 15 to give an alarm, the control processor 9 transmits the information to a terminal server of a power supply company through an internal communication module, and the position is transmitted to the terminal server through the GPS module 23 for the power supply company to inquire and carry out site investigation.

The working principle is as follows: when the control processor 9 receives the electric signal, the electric push rod 311 is automatically opened, so that the electric push rod 311 drives the sleeve plate 310, the bearing seat 39 and the rotating shaft 313 in the inner cavity of the bearing seat to move in the direction far away from the electricity meter box 1 through the output rod, and further drives the rotary disc 36 and the protection plate 38 outside the rotating shaft 313 to expose, and by driving the fixed plate 34 to move to the position corresponding to the first bearing plate 324 and the second bearing plate 334, by engraving a plurality of different arabic numerals on the marking block 37 outside the rotary plate 36, wherein one of the numerals is the marking block 37 corresponding to the normal unlocking, and by manually rotating the rotary plate 36, the rotary plate 36 drives the rotary shaft 313 and the fixed plate 34 to rotate, when the pressing block 35 outside the fixed plate 34 corresponding to the correct unlocking rotates downwards to press the second bearing plate 334, the second bearing plate 334 moves upwards through one end thereof while compressing the spring 333 downwards, at this time, the movable block 337 is driven to move upwards, the movable block 337 moves stably in the inner cavity of the limiting groove 339 through the limiting post 338, and the movable block 337 rotates and presses the third pressure sensor 3310 after the pressing block 35 rotates and presses continuously, and the third pressure sensor 3310 transmits the information to the control processor 9, the second pressure sensor 327 is extruded to the outside of the first bearing plate 324 by the rotation of another extruding block 35 outside the other fixed disk 34, and at this time, the second pressure sensor 327 transmits this information to the control processor 9, and a vertical line is engraved on the outside of the electricity meter box 1 to indicate that this is an unlocking position, and then the marking block 37 outside the rotating disk 36 corresponds to this vertical line, so as to conveniently perform fingerprint identification on the fingerprint module 21, at this time, the fingerprint module 21 transmits this information to the control processor 9, the control processor 9 unlocks by opening the self-locking mechanism 8, and when the rotating disk 36 rotates, the extruding block 35 outside the fixed disk 34 extrudes onto the second bearing plate 334, and after one end of the second bearing plate 334 is extruded to the lowest position by the extruding block 35, the rotating shaft 313, the fixed disk 34 and the extruding block 35 are driven to continue to rotate along with the rotation of the rotating disk 36, the extrusion block 35 compresses the torsion spring 326 until the first bearing plate 324 is located in the inner cavity of the groove 322 after extruding the first bearing plate 324, the extrusion block 35 falls off from the surface of the first bearing plate 324 and continues to rotate, so that the extrusion block 35 unlocked correctly is effectively indistinguishable from other extrusion blocks 35, only a worker knowing the marking block 37 corresponding to the extrusion block 35 unlocked correctly can unlock normally, and the electricity larceny prevention effect is effectively improved 20, the unlocking is realized, the automatic unlocking is convenient to realize, the use effect is effectively improved, the two insertion columns 86 made of steel are inserted into the insertion holes 13 for locking, the locking effect is improved, the door 2 is normally opened for operation, when the door 2 is closed, the correct unlocking position is disturbed by randomly rotating the turntable 36 for several circles, fingerprint identification is performed again by pressing the fingerprint module 21 again, at the moment, the fingerprint module 21 transmits the information to the control processor 9, the output rod of the electric push rod 311 drives the sleeve plate 310, the bearing seat 39 and the rotating shaft 313 of the inner cavity of the sleeve plate to contract, the door 2 is closed again, the clamping blocks 12 on the outer side of the door 2 are clamped into the clamping grooves 10, one clamping block 12 extrudes the first pressure sensor 11, the information is transmitted to the control processor 9 by the first pressure sensor 11, the information is transmitted to the control processor 9, and the self-locking mechanism 8 is opened again by the self-locking mechanism 8, then the inserting column 86 of the self-locking mechanism 8 is inserted into the inserting hole 13 to realize locking, the rotary disc 36 of the door lock mechanism 3 and the like are not retracted, at the moment, the electric push rod 311 is in an extension state, the control processor 9 senses the information, the self-locking mechanism 8 cannot be automatically opened, and the sound alarm 312 gives an alarm, so that a worker is reminded of carrying out a correct operation sequence, the use effect is facilitated, if a user steals electricity after unlocking, fingerprint identification is carried out through the fingerprint module 21, the fingerprint identification is incorrect twice, the sound alarm 15 is automatically opened to give an alarm, when the unlocking position after rotating the rotary disc 36 is not correct, the sound alarm 15 is automatically opened to give an alarm when the fingerprint identification is carried out through the fingerprint module 21 again to unlock, and the alarm is transmitted to a terminal server of a power supply company through the information, and the position is sent to the terminal server through the GPS module 23, and is used for a power supply company to inquire and carry out on-site investigation, if a user steals electricity through a super-strong magnetic field, a high-voltage electric field, high current or violence, magnetic field intensity induction is carried out through the magnetic sensor 18, if magnetic field intensity data are abnormal, and the measured magnetic field intensity exceeds the normal magnetic field intensity and reaches a threshold value of the magnetic field intensity capable of influencing metering, the strong-field electricity stealing is judged, the voltage and current values are monitored through the current sensor 16 and the voltage sensor 17, when the voltage and current values are abnormal, and the measured voltage and current values exceed the normal value and reach the threshold value capable of influencing the metering of the electric quantity, the high-voltage electric field or high current is judged to steal electricity, the electric meter box 1 is judged to be detached for stealing electricity through violence, the control processor 9 can transmit the information to the terminal server of the power supply company through the internal communication module, and the position is sent to the terminal server through the GPS module 23, the power supply company to inquire and carry out on-site investigation, effective protection is carried out through the discovery of electricity stealing, and the effective prevention loss is further enlarged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an anti-electricity-theft metering device, includes ammeter case (1), its characterized in that: the utility model discloses a safe electricity meter box, including ammeter case (1), door lock mechanism (3) are installed to the outside movable mounting of ammeter case (1), ammeter (7) are installed to the inner chamber of ammeter case (1), self-locking mechanism (8) are installed on the inner chamber top of ammeter case (1), vibration sensor (19) are installed on the inner chamber top of ammeter case (1), magnetic sensor (18) are installed in the inner chamber left side of ammeter case (1), audible alarm (15), current sensor (16), voltage sensor (17) and GPS module (23) are installed on the inner chamber right side of ammeter case (1), control processor (9) are installed to the inner chamber bottom of ammeter case (1).

2. The electricity larceny prevention metering device of claim 1, wherein: the outside of ammeter case (1) is provided with fingerprint groove (6), the outside movable mounting of fingerprint groove (6) has protective cover (4), fingerprint module (21) are installed to the inner chamber of fingerprint groove (6).

3. The electricity theft prevention metering device of claim 1, wherein: the door lock mechanism (3) comprises a protective cover (31), a first extrusion assembly (32), a second extrusion assembly (33), a fixed plate (34), an extrusion block (35), a rotary disc (36), a marking block (37), a protective plate (38), a bearing seat (39), a sleeve plate (310), an electric push rod (311), a sound alarm (312) and a rotary shaft (313), wherein the protective cover (31) is arranged at the bottom end of an inner cavity of an electric meter box (1), the first extrusion assembly (32) is arranged at the bottom end of the inner cavity of the electric meter box (1), the second extrusion assembly (33) is arranged at one side of the first extrusion assembly (32), the electric push rod (311) is arranged on the inner wall of the protective cover (31), the electric push rod (311) is connected with the sleeve plate (310) through an output rod, the bearing seat (39) is arranged at the outer side of the sleeve plate (310), the inner cavity of the bearing seat (39) is movably connected with the rotary shaft (313), one end of the rotary shaft (313) is connected with the fixed plate (34), the outer side of the fixed plate (34) is provided with equidistant extrusion blocks (35), the other ends of the movable blocks (313) which are different in length and penetrate through the protective plate (1) and are arranged with the groove (5) of the electric meter box (1), the outside of pivot (313) is fixed cup joints carousel (36), the outside equidistance of carousel (36) is connected with and extrudees the corresponding mark piece (37) in piece (35) position, the inner wall at safety cover (31) is installed in sound alarm (312).

4. The electricity larceny prevention metering device of claim 2, wherein: first extrusion subassembly (32) are including bottom plate (321), recess (322), mounting hole (323), first bearing plate (324), connecting axle (325), torsional spring (326) and second pressure sensor (327), the inner chamber bottom at ammeter case (1) is installed in bottom plate (321), recess (322) set up the upper end at bottom plate (321), the inner chamber both sides of recess (322) all set up mounting hole (323), the connecting axle (325) is all connected through torsional spring (326) to the inner chamber of mounting hole (323), just torsional spring (326) cup joints in the outside of connecting axle (325), first bearing plate (324) are connected jointly to corresponding one side of connecting axle (325), one side-mounting second pressure sensor (327) of first bearing plate (324).

5. The electricity theft prevention metering device of claim 3, wherein: second extrusion subassembly (33) is including curb plate (331), wedge groove (332), spring (333), second bearing plate (334), first round pin axle (335), second round pin axle (336), movable block (337), spacing post (338), spacing groove (339) and third pressure sensor (3310), one side at bottom plate (321) is installed in curb plate (331), wedge groove (332) set up the one side in curb plate (331), the inner chamber of wedge groove (332) passes through spring (333) and connects second bearing plate (334), second bearing plate (334) are through the inner chamber looks swing joint of first round pin axle (335) with wedge groove (332), second bearing plate (334) are through second round pin axle (336) swing joint movable block (337), the inner chamber bilateral symmetry of wedge groove (332) sets up spacing groove (339), the both sides of movable block (337) all are connected with spacing post (338) that it slided and connect mutually, third pressure sensor (3310) sets up the inner chamber at wedge groove (3310).

6. The electricity theft prevention metering device of claim 1, wherein: the outside symmetry of ammeter case (1) sets up draw-in groove (10), one of them first pressure sensor (11) are installed to the inner chamber of draw-in groove (10), both portions all are provided with fixture block (12) corresponding with draw-in groove (10) position about the outside of chamber door (2), just fixture block (12) thickness of the outside lower part of chamber door (2) is less than outside upper portion fixture block (12) thickness of chamber door (2).

7. The electricity theft prevention metering device of claim 1, wherein: self-locking mechanism (8) are including fixed cover (81), biax motor (82), transmission shaft (83), pinion rack (84), stopper (85), post (86) of inserting, gear (87), first bevel gear (88) and second bevel gear (89), the inner chamber top at ammeter case (1) is installed to fixed cover (81), the both sides of ammeter case (1) all are provided with rectangular groove (22), the both ends output shaft of biax motor (82) all runs through ammeter case (1) and extends to the inner chamber connection first bevel gear (88) of rectangular groove (22), transmission shaft (83) movable mounting is at the inner chamber of rectangular groove (22), second bevel gear (89) with first bevel gear (88) mesh has been cup jointed in the outside of transmission shaft (83), the outside symmetry of ammeter case (1) sets up through-hole (20), the inner chamber of through-hole (20) sets up post (86) of inserting, one side of post (86) is passed through tooth rack (84) and gear (87) mesh mutually, pinion rack (85) outside installation stopper (85).

8. The electricity theft prevention metering device of claim 1, wherein: the outer side of the box door (2) is provided with a square groove, a glass window (14) is installed in the inner cavity of the square groove, and the thickness of the glass window (14) is 5mm.

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