CN117154565B - Electricity larceny prevention device for ammeter box - Google Patents
Electricity larceny prevention device for ammeter box Download PDFInfo
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- CN117154565B CN117154565B CN202310899275.2A CN202310899275A CN117154565B CN 117154565 B CN117154565 B CN 117154565B CN 202310899275 A CN202310899275 A CN 202310899275A CN 117154565 B CN117154565 B CN 117154565B
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- 230000005611 electricity Effects 0.000 title claims abstract description 64
- 230000002265 prevention Effects 0.000 title claims abstract description 26
- 239000011521 glass Substances 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 15
- 239000004744 fabric Substances 0.000 claims description 13
- 239000000835 fiber Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 description 19
- 238000001816 cooling Methods 0.000 description 9
- 230000006399 behavior Effects 0.000 description 8
- 238000009423 ventilation Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/79—Regeneration of the filtering material or filter elements inside the filter by liquid process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
-
- 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
- H02B1/24—Circuit arrangements for boards or switchyards
-
- 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
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
-
- 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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to the technical field of power equipment and discloses an electricity larceny prevention device for an electricity meter box, which comprises a box body, wherein a chamber for installing an electricity meter is formed in one side of the box body, a box door is rotatably connected to one side of the box body, a plurality of glass plates penetrating through the box door are arranged on one side of the box door, a track groove is formed in one side of the box door extending to the inside of the chamber, a limiting block with one end movably extending to the inside of the track groove is arranged in the chamber, a driving component for driving the limiting block to move along the track groove is arranged on one side of the inner wall of the chamber, an alarm component for automatically cutting off electricity when the box door is opened is arranged on one side of the inner wall of the chamber, and a cross rod is connected between the limiting block and the alarm component. The invention solves the problems that the electricity larceny prevention ammeter box in the prior art only can give an alarm when electricity larceny occurs, and the electricity larceny prevention personnel can stop the passive work of the electricity larceny automatically, so that the electricity larceny prevention ammeter box is difficult to actively find and effectively remind residents to block the electricity larceny.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to an electricity larceny prevention device for an electricity meter box.
Background
In order to prevent the electricity stealing phenomenon, the power supply department generally adopts the measures that an ammeter is placed in an ammeter box, and a box cover is locked by a lockset to prevent other people from opening at will.
Through searching, the patent with the application number of CN202010878284.X discloses an electricity larceny prevention ammeter box, and the function of triggering an alarm when the ammeter box door is opened is realized; meanwhile, through the cooperation of the ammeter in the control alarm circuit, the alarm information can be transmitted to a system background to inform staff, and the alarm canceling function can be controlled when the staff performs daily work, so that the frightening force is ensured, the flexibility of alarm is reserved, and the practicability is high.
Because the distance between the electric power department receiving the alarm signal and the electric meter box is far, even if the alarm can be seen in time when the electric meter box is opened, the sound sent by the alarm can also generate a deterrent effect on electricity larceny, but the deterrent to the electricity larceny is difficult to be performed in time, and the electricity larceny can be stopped automatically only by electricity larceny personnel, so that the electricity larceny prevention work is passive.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, an electricity larceny prevention ammeter box only can give an alarm when electricity larceny occurs, and electricity larceny personnel can stop the electricity larceny automatically to passively work, so that active discovery and effective reminding of residents of blocking the electricity larceny are difficult, and provides an electricity larceny prevention device for the ammeter box.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides an electricity larceny prevention device for ammeter case, includes the box, the cavity that is used for installing the ammeter is offered to one side of box, and one side of box rotates to be connected with the chamber door, and one side of chamber door is provided with a plurality of glass boards that run through the chamber door, and the track groove has been offered to one side that the chamber door extends to the cavity inside, and the inside of cavity is provided with the stopper that one end activity extends to the track inslot portion, and the drive assembly that is used for driving the stopper along the track groove removal is installed to inner wall one side of cavity, and the alarm subassembly that is used for automatic outage when the chamber door is opened is installed to one side that the inner wall of cavity kept away from the chamber door, is connected with the horizontal pole between stopper and the alarm subassembly;
The alarm assembly comprises an arc-shaped plate fixedly connected with one side of the inner wall of the cavity, the top of the arc-shaped plate is connected with a balancing weight sliding with the inner wall of the cavity in a sliding manner, the bottom of the inner side of the cavity is fixedly connected with a pressing switch, both sides of the pressing switch are electrically connected with a lead wire used for connecting an ammeter in series and an indoor electric wire of a user in an external manner, one side of the inner wall of the cavity is provided with a transverse groove, one end of the inner wall of the transverse groove is provided with a transverse block which is movably extended to the outside of the transverse groove, and one side of the transverse block, far away from the pressing switch, is provided with a separation assembly used for separating the balancing weight and the pressing switch;
The separation assembly comprises a rotary rod rotationally connected with the inner wall of the cavity, the middle of the rotary rod is fixedly connected with a partition plate, fiber cloth is fixedly connected between one end, close to the inner wall of the cavity, of the rotary rod and the transverse block, and a torsion spring is fixedly connected between one end, far away from the fiber cloth, of the rotary rod and the inner wall of the cavity.
Preferably, the lowest height of the transverse groove is D1, the highest height of the pressing switch is D2, and the highest height of the balancing weight when pressing the pressing switch is D3, so as to satisfy the following relationship:
D3＞D1＞D2。
preferably, the driving assembly comprises a motor fixedly connected with one side of the inner wall of the cavity, and a threaded rod with one end movably penetrating through the track groove and the limiting block is arranged at the output end of the motor.
Preferably, the cross bar comprises two protruding blocks which are respectively and fixedly connected with the cross block and the limiting block, and a plurality of bending rods are rotationally connected between the two protruding blocks.
Preferably, the bottom of the inner side of the cavity is fixedly connected with an air pump, and the bottom of the air pump is communicated with an air inlet pipe with one end extending to the outside of the box body.
Preferably, the bottom of the inner side of the cavity is fixedly connected with a ventilation frame with an opening facing the track groove, and the air outlet end of the air pump is communicated with the ventilation frame.
Preferably, a plurality of radiating holes communicated with the cavity are formed in one side of the box body, and the inner wall of each radiating hole is fixedly connected with a first filter screen.
Preferably, the air inlet pipe comprises an outer pipe communicated with the air suction pump, an inner pipe with one end movably extending to the inside of the outer pipe is arranged at the bottom of the outer pipe, an internal thread is arranged at the bottom of the outer pipe, an external thread matched with the internal thread is arranged at the top of the inner pipe, and the bottom of the inner pipe is a square pipe with a round angle.
Preferably, the top sliding connection of inner tube has the second filter screen, and the top of second filter screen is provided with a plurality of one end activity and extends to the inside longitudinal rod of inner tube, and the top fixedly connected with dog of longitudinal rod.
Preferably, the inner wall top fixedly connected with metal ring of outer tube, the inner wall fixedly connected with of metal ring a plurality of refrigeration piece, the heating face of refrigeration piece extends to the outside of outer tube, the bottom fixedly connected with of metal ring a plurality of spiral plates.
Compared with the prior art, the invention provides the electricity larceny prevention device for the ammeter box, which has the following beneficial effects:
1. according to the invention, through the alarm component, when electricity stealing behaviors occur, obvious alarms can be directly sent out to indoor power failure of the stolen residents, compared with the situation that the sound alarms during electricity stealing can be transmitted to the indoor of the residents at a high level, the weakening of the floor height to the alarms is reduced, the residents can timely receive alarm signals in the process that the ammeter box is opened, enough time is available for checking the broken electricity stealing behaviors at the ammeter box, the alarm effect of the ammeter box during electricity stealing is improved, meanwhile, the stolen residents can actively check the blocked electricity stealing behaviors by virtue of the stolen residents, and the initiative of electricity stealing prevention is improved;
2. According to the electric meter box, the limiting block, the driving component, the alarm component and the box door are used for being matched with control equipment of the key and the driving component to open the box door of the electric meter box in a double mode, so that the difficulty that the box door is opened by electricity stealing personnel is increased, meanwhile, alarm processing is carried out before the box door is opened, the driving component adopts a low-power component, the time from starting to open the box door to giving an alarm and the time from giving the alarm to the box door to be opened are prolonged, and the time for residents to arrive at the site sufficiently after giving the alarm to prevent electricity stealing behavior is provided;
3. according to the air sucking pump, air outside the box body is sucked into the cavity through the air inlet pipe and then blown to different positions of the track groove through the ventilation frame, so that the air flow speed inside the box body can be increased, the heat dissipation capacity of the ammeter box is improved, the cleaning capacity inside the track groove is improved, and the possibility that dust is accumulated inside the track groove to block the movement of the transverse block is reduced;
4. According to the invention, through the outer pipe and the inner pipe, dust on the surface of the second filter screen can be conveniently cleaned, and the blocking degree of the dust on the air entering the box body through the air inlet pipe is reduced;
5. according to the invention, the cooling effect on the ammeter in the box body is further improved by utilizing the air speed and the low temperature through the refrigerating sheet, the metal ring and the spiral plate, the cooling box is suitable for being used in a high-temperature and humid environment, the moisture in the air entering the box body can be reduced, the humidity degree in the box body is reduced, meanwhile, the dust on the surface of the second filter screen is washed by utilizing the moisture in the air, and the blocking effect of the dust on the surface of the second filter screen on the air passing speed is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the interior of the chamber of the present invention;
FIG. 3 is a schematic view of the structure of the door of the present invention;
FIG. 4 is a schematic view of the junction of the internal components of the chamber and the inner wall of the chamber according to the present invention;
FIG. 5 is a schematic view of a partial structure of the alarm assembly and the inner wall of the chamber of the present invention;
FIG. 6 is a schematic view of the structure of the partition assembly of the present invention;
FIG. 7 is a schematic view of the structure of the cross bar of the present invention;
FIG. 8 is a schematic view of the pump and the ventilation frame of the present invention;
FIG. 9 is a schematic view of the structure of the air intake pipe of the present invention;
FIG. 10 is a partial cross-sectional view of an air intake pipe of the present invention;
fig. 11 is a partial cross-sectional view of a metal ring of the present invention.
In the figure: 1. a case; 2. a door; 3. a glass plate; 4. a limiting block; 5. a drive assembly; 51. a motor; 52. a threaded rod; 6. an alarm assembly; 61. an arc-shaped plate; 62. balancing weight; 63. pressing the switch; 64. a transverse block; 65. a partition assembly; 651. a rotating rod; 652. a partition plate; 653. a fiber cloth; 654. a torsion spring; 7. a cross bar; 71. a bump; 72. bending the rod; 8. an air extracting pump; 9. a ventilation frame; 10. a first filter screen; 11. an air inlet pipe; 111. an outer tube; 112. an inner tube; 12. a second filter screen; 13. a longitudinal rod; 14. a stop block; 15. a metal ring; 16. a cooling sheet; 17. a spiral plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1
Referring to fig. 1 to 6, an electricity larceny prevention device for an electricity meter box comprises a box body 1, a chamber for installing an electricity meter is arranged on one side of the box body 1, a box door 2 is rotatably connected to one side of the box body 1, a plurality of glass plates 3 penetrating through the box door 2 are arranged on one side of the box door 2, a track groove is arranged on one side of the box door 2 extending to the inside of the chamber, a limited block 4 with one end movably extending to the inside of the track groove is arranged in the chamber, a driving component 5 for driving the limited block 4 to move along the track groove is arranged on one side of the inner wall of the chamber, an alarm component 6 for automatically cutting off electricity when the box door 2 is opened is arranged on one side of the inner wall of the chamber far away from the box door 2, a cross rod 7 is connected between the limited block 4 and the alarm component 6, a starting point of the limited block 4 is positioned at one end of a rotating shaft of the driving component 5, which is close to the box door 2, one end of the limited block 4 extends to the inside of the track groove, the box door 2 can not be opened in a direction far away from the box body 1 due to the blocking of the limiting block 4, the operator of the electric power department uses the control equipment of the driving component 5 to control the driving component 5 to work, the driving component 5 drives the limiting block 4 to move along the track groove until the limiting block 4 is completely moved outside the track groove and then the box door 2 is not blocked, in the moving process of the limiting block 4, the limiting block 4 drives the cross rod 7 to move, the cross rod 7 moves to the middle position of the cavity and then drives the alarm component 6 to start alarming, at the moment, the operator uses a key to open the box door 2, the control equipment of the key and the driving component 5 is matched to open the box door 2 of the ammeter box in a double mode, the difficulty that the box door 2 is opened by the electricity larceny person is increased, meanwhile, the driving component 5 adopts a low-power device to perform alarm processing before the box door 2 is opened, the time from the start of opening of the door 2 to the alarm being sounded and the time from the alarm being sounded to the door 2 being sounded are prolonged, and the time is provided for residents to arrive at the site sufficiently to prevent the electricity larceny after the alarm is sounded.
The alarm assembly 6 comprises an arc plate 61 fixedly connected with one side of the inner wall of the chamber, a balancing weight 62 sliding with the inner wall of the chamber is slidably connected at the top of the arc plate 61, a pressing switch 63 is fixedly connected at the bottom of the inner side of the chamber, wires for connecting an ammeter in series and connecting wires of the ammeter to the indoor wires of a user are electrically connected to the two sides of the pressing switch 63, a transverse groove is formed in one side of the inner wall of the chamber, a transverse block 64 with one end extending to the outer side is movably arranged on the inner wall of the transverse groove, a separation assembly 65 for separating the balancing weight 62 and the pressing switch 63 is arranged on one side of the transverse block 64 away from the pressing switch 63, the balancing weight 62 slides to the lowest position along the arc plate 61 at first time, the balancing weight 62 presses the pressing switch 63, the current passing through the ammeter box flows to the electric wire connected to the indoor of the user after passing through the pressing switch 63, the indoor of the resident is electrified, when the box door 2 starts to be opened, the staff of the electric power department informs the resident of needing short-time power failure, the control equipment is used for controlling the driving component 5 to drive the limiting block 4 to move, the limiting block 4 drives the transverse block 64 to move along the transverse groove through the transverse rod 7 in the moving process until the transverse block 64 moves to the balancing weight 62, the transverse block 64 pushes the balancing weight 62 to slide and rise along the arc plate 61, the balancing weight 62 does not press the pressing switch 63 any more, the ammeter box and the electric wire connected to the indoor of the resident are disconnected from the pressing switch 63, the power is cut off in the resident room, the driving component 5 uses a low-power device, the time from starting to open the box door 2 to the power cut off in the resident room is prolonged, the resident is guaranteed to have enough time to close the electric appliance in the room, the damage caused by the power cut off is reduced, then the transverse block 64 is continuously driven to pass through the pressing switch 63 from the bottom of the balancing weight 62, the transverse block 64 is far away from the balancing weight 62, the separation component 65 separates the balancing weight 62 from the pressing switch 63, the resident room is always in the power cut-off state until the limiting block 4 moves to the outside of the track groove, at the moment, the limiting block 4 is positioned at the outside of the box door 2 and is not clamped on the box door 2 any more, the worker uses a key to open the box door 2, then checking the condition of an ammeter installed in the box body 1, re-locking the box door 2 by using a key after checking, then using a control device to control the driving component 5 to drive the limiting block 4 to move to the starting point, driving the transverse block 64 and the separation component 65 to return to the starting point, sliding the balancing weight 62 along the arc plate 61 to the bottommost extrusion press switch 63 again after being blocked by the transverse block 64 and the separation component 65, communicating the ammeter with an electric wire externally connected into a resident room from the press switch 63, recovering the power in the resident room, pushing the limiting block 4 to trigger the resident room to cut off the power until the box door 2 can be opened is longer because the power of the driving component 5 is low, the alarm is represented by the power outage condition in a resident room, the resident possibly has the electricity stealing behavior when the resident does not receive the notification of the staff of the electric power department and the power outage in the room, when the electricity stealing behavior occurs, the resident can directly send out an obvious alarm to the indoor power outage of the stolen resident, compared with the situation that the sound alarm during electricity stealing can be transmitted to the resident room of a high-rise, the weakening of the alarm caused by the height of a floor is reduced, the resident can timely receive an alarm signal in the process that the electric meter box is opened, enough time is needed to check the electricity stealing behavior to the electric meter box, the alarm effect of the electric meter box when the electricity is stolen is improved, meanwhile, the resident can actively check and block the electricity stealing behavior by means of the electricity stealing, and the activity of electricity stealing prevention is improved.
The partition assembly 65 comprises a rotary rod 651 rotationally connected with the inner wall of the cavity, a partition plate 652 is fixedly connected in the middle of the rotary rod 651, fiber cloth 653 is fixedly connected between one end, close to the inner wall of the cavity, of the rotary rod 651 and the transverse block 64, a torsion spring 654 is fixedly connected between one end, far away from the fiber cloth 653, of the rotary rod 651 and the inner wall of the cavity, in the process that the transverse block 64 is pushed by the limiting block 4 to slide along a track groove through the transverse rod 7, the fiber cloth 653 wound on the rotary rod 651 is pulled by the transverse block 64 to be separated from the rotary rod 651, the torsion spring 654 is driven to twist, the fiber cloth 653 is driven by the transverse block 64 to move towards the direction of the pressing switch 63 until the transverse block 64 pushes the counter weight 62 to rise, the counter weight 62 passes through the counter weight 62 and the pressing switch 63 after the counter weight 62 is supported by the fiber cloth 653, the counter weight 62 is guaranteed to be unable to push the pressing switch 63 all the time, accordingly, and an electric wire in a resident room is disconnected at the position of the pressing switch 63, continuous power failure in the electric meter room is kept when a box door 2 is opened, an electric meter room is generated for a resident, an obvious warning effect is generated for the resident, until the driving assembly 5 drives the limiting block 4 to drive the counter weight 64 to return to the counter weight 64 to a start point, and the counter weight current is not to the counter current winding counter weight current, and the counter weight 62 is driven by the counter weight 64, and the counter weight current winding to the counter weight 62 is not returns to the counter current to the counter weight current winding start point, and the counter weight current rod 62, and the counter weight current winding to the counter weight current rod 63, and the counter weight current weight main current, and the counter weight main current weight main, and the counter weight main, and the current weight main control unit.
The lowest height of the transverse groove is D1, the highest height of the pressing switch 63 is D2, the highest height of the balancing weight 62 when pressing the pressing switch 63 is D3, and the following relation is satisfied:
D3 > D1 > D2, ensuring that the transverse block 64 can push the weight 62 to rise without being blocked by the push switch 63.
The drive assembly 5 includes the motor 51 with inner wall one side fixed connection of cavity, the output of motor 51 is provided with the threaded rod 52 that one end activity runs through track groove and stopper 4, when needs opening chamber door 2, the staff of electric power department uses control equipment control motor 51 to start, and then drives threaded rod 52 rotation, and then drives stopper 4 along track groove removal, and motor 51 uses the miniwatt motor, drives threaded rod 52 slow rotation, guarantees stopper 4 and removes the outside time of track groove from the initial point and surpass 5 minutes.
Example two
As shown in fig. 1-8, the present embodiment is basically the same as embodiment 1, preferably, the cross bar 7 includes two protruding blocks 71 fixedly connected with the cross block 64 and the limiting block 4 respectively, a plurality of bending bars 72 are rotatably connected between the two protruding blocks 71, the bending bars 72 are rotated along the protruding blocks 71, the angle of the bending bars 72 is adjusted, so that the bending bars 72 adapt to parts with different sizes installed at the bottom of the chamber, when the limiting block 4 drives the cross bar 7 to move, the inclination angle adjusted by the bending bars 72 is not blocked by the parts installed at the bottom of the chamber, so that the size of the parts installed inside different electric meter boxes can be adapted to be not blocked, and the door 2 can be opened smoothly.
The inboard bottom fixedly connected with aspiration pump 8 of cavity, the bottom intercommunication of aspiration pump 8 has one end to extend to the outside intake pipe 11 of box 1, the inboard bottom fixedly connected with opening of cavity is towards the frame 9 of ventilating of track groove, the end of giving vent to anger of aspiration pump 8 communicates with the frame 9 of ventilating, aspiration pump 8 is inside the cavity with the outside air suction of box 1 through intake pipe 11, then blow the different positions of track groove through the frame 9 of ventilating, can accelerate the inside air flow rate of box 1, improve the heat dispersion of ammeter case, improve the clearance ability of track inslot portion simultaneously, reduce the dust and pile up the possibility that blocks the transverse block 64 and remove in track inslot portion.
A plurality of radiating holes communicated with the cavity are formed in one side of the box body 1, the first filter screen 10 is fixedly connected to the inner wall of the radiating holes, air pumped into the cavity by the air pump 8 is discharged from the radiating holes, the air pressure difference between the inside and the outside of the box body 1 is reduced, dust in the air outside the box body 1 is blocked by the first filter screen 10, and the possibility that dust outside the box body 1 enters the box body 1 is reduced.
Example III
As shown in fig. 1 to 10, the present embodiment is basically the same as embodiment 1, and preferably, the air intake pipe 11 includes an outer pipe 111 that is communicated with the air pump 8, an inner pipe 112 whose one end is movably extended to the inside is provided at the bottom of the outer pipe 111, an internal thread is provided at the bottom of the outer pipe 111, an external thread that is matched with the internal thread is provided at the top of the inner pipe 112, a rounded square pipe is provided at the bottom of the inner pipe 112, and the top of the inner pipe 112 is rotatably inserted into the outer pipe 111, so that the air extraction range of the air pump 8 can be prolonged.
The top of the inner pipe 112 is slidably connected with a second filter screen 12, the top of the second filter screen 12 is provided with a plurality of longitudinal rods 13, one ends of which movably extend to the inside of the inner pipe 112, the tops of the longitudinal rods 13 are fixedly connected with a stop block 14, when air is pumped into the chamber through the air inlet pipe 11, dust in the air is blocked by the second filter screen 12, part of the dust adheres to the bottom of the second filter screen 12, the passing speed of the air is reduced after the dust adhered to the bottom of the second filter screen 12 is gradually increased, when the dust at the bottom of the second filter screen 12 needs to be cleaned, the inner pipe 112 is reversely rotated, the inner pipe 112 is taken off from the outer pipe 111, the inner pipe 112 is moved to the outside of the box body 1, then the longitudinal rods 13 are moved in a direction far away from the inner pipe 112 until the longitudinal rods 13 are completely separated from the inner pipe 112, at this time, the second filter screen 12 is not limited by the longitudinal rods 13 and the stop block 14, the dust in the air is taken away from the inner pipe 112, then the dust on the surface of the second filter screen 12 is washed by clean water, the second filter screen 12 is placed on the top of the inner pipe 112 again after the clean is completed, the dust on the bottom of the second filter screen 12 is inserted into the inner pipe 112 after the inner pipe 12 is gradually increased, when the dust is inserted into the inner pipe 12 after the inner pipe 12 is required to be cleaned, the inner pipe 112 is rotated, the inner pipe 112 is reversely, the inner pipe 112 is rotated, and the dust is prevented from being inserted into the inside the inner pipe 1, and the inside of the inner pipe 112 is convenient to clean.
Example IV
As shown in fig. 1-11, in this embodiment, the metal ring 15 is preferably fixedly connected to the top of the inner wall of the outer tube 111, a plurality of cooling fins 16 are fixedly connected to the inner wall of the metal ring 15, the heating surfaces of the cooling fins 16 extend to the outside of the outer tube 111, a plurality of spiral plates 17 are fixedly connected to the bottom of the metal ring 15, the heat generated by the heating surfaces of the cooling fins 16 is transferred to the outside of the outer tube 111, the cooling surfaces of the cooling fins 16 reduce the temperature inside the outer tube 111, the metal ring 15 is reduced in temperature by the cooling fins 16, when air outside the air tank 1 is pumped into the air inlet tube 11 by the air pump 8, firstly, the dust in the air is attached to the bottom of the second filter screen 12 through the second filter screen 12, when the outside air is high-temperature humid, the high-temperature humid air contacts with the metal ring 15 with lower temperature, the moisture in the air is cooled to form water drops on the surface of the metal ring 15, then slides onto the spiral plates 17, the water drops fall onto the second filter screen 12 from different positions when sliding down along the spiral plates 17, the water drops fall onto the second filter screen 12 from different positions, the second filter screen 12 is prevented from falling into the second filter screen 12, the inside the air tank 1 is further cooled by the air tank 1, the air tank is cooled down, the dust in the air is cooled down by the air, and the air is cooled down by the air in the air tank is cooled down by the air, and the air is cooled down air in the air, and the air is cooled down by the air, and the air is cooled down air, and has the air temperature is cooled down air.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides an electricity larceny prevention device for ammeter case, including box (1), a serial communication port, the cavity that is used for installing the ammeter has been seted up to one side of box (1), one side rotation of box (1) is connected with chamber door (2), one side of chamber door (2) is provided with a plurality of glass boards (3) that run through chamber door (2), the inside one side that chamber door (2) extends to the cavity has seted up the track groove, the inside of cavity is provided with stopper (4) that one end activity extends to the track inslot, drive assembly (5) that are used for driving stopper (4) along the track groove removal are installed to inner wall one side of cavity, stopper (4) initial point is located drive assembly (5) and is close to the pivot one end of chamber door (2), alarm assembly (6) that are used for automatic outage when chamber door (2) are opened are installed to one side that the inner wall of cavity kept away from chamber door (2), be connected with horizontal pole (7) between stopper (4) and alarm assembly (6);
The alarm assembly (6) comprises an arc plate (61) fixedly connected with one side of the inner wall of the chamber, a balancing weight (62) sliding with the inner wall of the chamber is slidably connected to the top of one end of the arc plate (61), a pressing switch (63) is fixedly connected to the bottom of the inner side of the chamber, a wire used for connecting an ammeter in series is electrically connected to one side of the pressing switch (63), a wire used for connecting an indoor wire of a user in series is electrically connected to the other side of the pressing switch (63), a transverse groove is formed in one side of the inner wall of the chamber, a transverse block (64) with one end extending to the outside of the transverse groove is arranged on the inner wall of the transverse groove, a separation assembly (65) used for separating the balancing weight (62) from the pressing switch (63) is arranged on one side of the transverse block (64) away from the pressing switch (63), when a box door (2) is started to be opened, workers in an electric power department inform residents of needing to cut off power in a short time, a control device is used for controlling the driving assembly (5) to drive a limiting block (4) to move, the limiting block (4) is driven by a transverse block (7) to move along the transverse groove in the moving process until the transverse block (64) moves to the transverse block (62) until the transverse block (62) moves to the transverse block) to the position of the wire which is moved to the position of the balancing weight (62) to the part to the position of the outside of the wire, and the transverse block (62) to be moved to be far away from the outside to the outside of the wire).
The separation assembly (65) comprises a rotating rod (651) rotationally connected with the inner wall of the cavity, a partition plate (652) is fixedly connected in the middle of the rotating rod (651), fiber cloth (653) is fixedly connected between one end, close to the inner wall of the cavity, of the rotating rod (651) and the transverse block (64), a torsion spring (654) is fixedly connected between one end, far away from the fiber cloth (653), of the rotating rod (651) and the inner wall of the cavity, the transverse block (4) pushes the transverse block (64) to slide along a track groove through a transverse rod (7), the fiber cloth (653) wound on the rotating rod (651) is pulled by the transverse block (64) to separate from the rotating rod (651), the rotating rod (651) is driven to rotate, the torsion spring (654) is driven to twist, the fiber cloth (653) is driven to move towards the direction of the pressing switch (63) until the transverse block (64) pushes the counter weight (62) to rise, then passes through the counter weight (62) and the pressing switch (63) is not extruded by the fiber cloth (653).
2. The electricity larceny prevention device for an electric meter box according to claim 1, wherein the lowest height of the transverse groove is D1, the highest height of the pressing switch (63) is D2, and the highest height of the balancing weight (62) when pressing the pressing switch (63) is D3, satisfying the following relationship:
D3＞D1＞D2。
3. an electricity larceny prevention device for an electricity meter box according to claim 1, wherein the driving assembly (5) comprises a motor (51) fixedly connected with one side of the inner wall of the chamber, and a threaded rod (52) with one end movably penetrating through the track groove and the limiting block (4) is arranged at the output end of the motor (51).
4. An electricity larceny prevention device for an electric meter box according to claim 1, wherein the cross bar (7) comprises two protruding blocks (71) fixedly connected with the cross block (64) and the limiting block (4) respectively, and a plurality of bending rods (72) are rotatably connected between the two protruding blocks (71).
5. The electricity larceny prevention device for the electricity meter box according to claim 1, wherein an air pump (8) is fixedly connected to the bottom of the inner side of the cavity, and an air inlet pipe (11) with one end extending to the outside of the box body (1) is communicated with the bottom of the air pump (8).
6. An electricity larceny prevention device for an electric meter box according to claim 5, wherein an air-permeable frame (9) with an opening facing the transverse groove is fixedly connected to the bottom of the inner side of the chamber, and the air outlet end of the air pump (8) is communicated with the air-permeable frame (9).
7. The electricity larceny prevention device for an electric meter box according to claim 5, wherein a plurality of radiating holes communicated with the cavity are formed in one side of the box body (1), and a first filter screen (10) is fixedly connected to the inner wall of each radiating hole.
8. The electricity larceny prevention device for an electricity meter box according to claim 5, wherein the air inlet pipe (11) comprises an outer pipe (111) communicated with the air pump (8), an inner pipe (112) with one end movably extending to the inside is arranged at the bottom of the outer pipe (111), an internal thread is arranged at the bottom of the outer pipe (111), an external thread matched with the internal thread is arranged at the top of the inner pipe (112), and a square pipe with a round angle is arranged at the bottom of the inner pipe (112).
9. The electricity larceny prevention device for an electric meter box according to claim 8, wherein the top of the inner tube (112) is slidably connected with a second filter screen (12), the top of the second filter screen (12) is provided with a plurality of longitudinal rods (13) with one ends movably extending into the inner tube (112), and a stop block (14) is fixedly connected to the top of the longitudinal rods (13).
10. The electricity larceny prevention device for an electric meter box according to claim 9, wherein a metal ring (15) is fixedly connected to the top of the inner wall of the outer tube (111), a plurality of refrigerating sheets (16) are fixedly connected to the inner wall of the metal ring (15), the heating surfaces of the refrigerating sheets (16) extend to the outside of the outer tube (111), and a plurality of spiral plates (17) are fixedly connected to the bottom of the metal ring (15).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310899275.2A CN117154565B (en) | 2023-07-21 | 2023-07-21 | Electricity larceny prevention device for ammeter box |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310899275.2A CN117154565B (en) | 2023-07-21 | 2023-07-21 | Electricity larceny prevention device for ammeter box |
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| CN117154565B true CN117154565B (en) | 2024-06-14 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113759156A (en) * | 2021-10-11 | 2021-12-07 | 国网上海市电力公司 | Power metering box and use method thereof |
| CN115792323A (en) * | 2022-12-01 | 2023-03-14 | 国网山东省电力公司临沂供电公司 | Anti-electricity-theft metering device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200173291Y1 (en) * | 1999-09-21 | 2000-03-15 | 주식회사디프로매트 | Alarm device for safe |
| CN210976982U (en) * | 2019-10-14 | 2020-07-10 | 安徽习承科技有限公司 | Electricity larceny prevention device for electric power system |
| CN215415572U (en) * | 2021-07-29 | 2022-01-04 | 国网新疆电力有限公司乌鲁木齐供电公司 | Anti-electricity-theft device with power-off function |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113759156A (en) * | 2021-10-11 | 2021-12-07 | 国网上海市电力公司 | Power metering box and use method thereof |
| CN115792323A (en) * | 2022-12-01 | 2023-03-14 | 国网山东省电力公司临沂供电公司 | Anti-electricity-theft metering device |
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