An anti-theft and illegal opening alarm device for electric power meter cabinet

Abstract

The invention discloses an anti-theft and illegal opening alarm device for an electric power meter cabinet, comprising a meter cabinet, a cabinet door is arranged on one side of the meter cabinet; a sleeve is arranged in a through hole, a door handle is sleeved on one end of the sleeve, a clamping block is arranged on the circumferential side of the threaded sleeve, a screw rod is passed through the threaded sleeve, a plurality of protrusions are arranged at one end of the screw rod, a control knob is passed through one end of the sleeve, and a groove is arranged at one end of the control knob; a locking block is arranged on the inner side wall of the meter cabinet, and a locking groove is arranged on the locking block; a sound alarm is arranged on the meter cabinet, a first conductive sheet and a second conductive sheet are arranged in the rectangular groove; a reset spring is arranged on one side of the first conductive sheet; an insulating ball is arranged on one side of the cabinet door; a battery box is arranged in the meter cabinet, and the battery box is electrically connected to the sound alarm; when the invention is used, after the cabinet door is locked, the control knob is removed, the cabinet door cannot be opened, the use is convenient, and it will not be easily pried open; the anti-theft effect is increased; when the cabinet door is opened, the sound alarm sounds to prompt the staff to find and stop the loss in time.

Description

Technical Field

[0001] The invention belongs to the field of metering equipment, and relates to an electric power metering cabinet, in particular to an anti-theft and illegal opening alarm device for an electric power metering cabinet. Background Art

[0002] The electric energy meter cabinet is an electric energy metering device installed at the user's place. It is a cabinet used for the installation of electric energy meters and related testing equipment for charging by the power supply bureau and users. The user is responsible for protecting it. The meter cabinet is widely used in industrial and mining enterprises, government agencies, high-rise buildings in residential areas and public facilities as power distribution terminal equipment for power distribution, control, metering and electrical equipment safety protection. Some units use the theft of electric energy as a means of profit and adopt various methods to not count or undercount the amount of electricity in order to avoid or underpay the electricity bill, resulting in a large amount of national electric energy loss, which seriously damages the legitimate rights and interests of power supply companies, disrupts the normal order of power supply and use, seriously affects the development of the power industry, and poses a serious threat to safe power use.

[0003] The existing anti-theft system for electric meter cabinets has certain drawbacks when in use. The traditional cabinet door is easily pried open after being locked, and the anti-theft measures are not good. Moreover, when the cabinet door of the electric meter cabinet is illegally opened, the electric shock alarm device cannot be activated in time, resulting in the staff not being able to find out in the first time when the cabinet door is opened, causing losses and casualties of electric shock. Summary of the invention

[0004] The present invention provides an anti-theft and illegal opening alarm device for an electric meter cabinet, so as to solve the technical problems that a traditional cabinet door is easily pried open after being locked, the anti-theft measures are poor; and when the electric meter cabinet door is illegally opened, the electric shock alarm device cannot be promptly triggered, resulting in the staff being unable to immediately discover when the cabinet door is opened, causing losses and casualties due to electric shock.

[0005] The present invention solves the technical problem by adopting the following technical solutions:

[0006] An anti-theft and illegal opening alarm device for an electric power meter cabinet comprises a meter cabinet, characterized in that: a cabinet door is arranged on one side of the meter cabinet; a through hole is provided on the cabinet door, a sleeve is arranged in the through hole, a door handle is sleeved on one end of the sleeve, a threaded sleeve is arranged in the sleeve, a clamping block is arranged on the circumference of the threaded sleeve, a screw rod is passed through the threaded sleeve, a plurality of protrusions are arranged at one end of the screw rod, a control knob is passed through one end of the sleeve, a groove is provided at one end of the control knob, and the protrusion cooperates with the groove; a lock is arranged on the inner wall of the meter cabinet A block is provided on the lock block, a lock slot is provided on the lock block, and the card block is located in the lock slot; a sound alarm is provided on the metering cabinet, a rectangular slot is provided on the metering cabinet, a first conductive sheet and a second conductive sheet are provided in the rectangular slot, and one end of the first conductive sheet and the second conductive sheet are connected to the sound alarm; a reset spring is provided on one side of the first conductive sheet, and one end of the reset spring is connected to the inner wall of the metering cabinet; an insulating ball is provided on one side of the cabinet door; a battery box is provided in the metering cabinet, and the battery box is electrically connected to the sound alarm.

[0007] As a preferred technical solution of the present invention, multiple groups of vertically arranged T-shaped grooves are provided on the inner wall of the metering cabinet, and T-shaped sliders are provided on both sides of the placement plate. The placement plate is installed with the metering cabinet by inserting the T-shaped sliders into the T-shaped grooves.

[0008] As a preferred technical solution of the present invention, a mounting frame is provided on the cabinet door, and a visible glass window is arranged in the mounting frame.

[0009] As a preferred technical solution of the present invention, two groups of fixing pins are provided on one side of the metering cabinet, and connecting sleeves are sleeved on the fixing pins, and the connecting sleeves are welded to the cabinet door.

[0010] As a preferred technical solution of the present invention, a plurality of ventilation holes are provided on one side of the metering cabinet.

[0011] As a preferred technical solution of the present invention, four groups of supporting feet distributed at equal intervals are provided at the bottom of the metering cabinet.

[0012] The advantages and positive effects of the present invention are:

[0013] The electric power meter cabinet has an anti-theft and illegal opening alarm device. When locking, the control knob is turned to make the card block slide into the lock slot. At this time, the door handle cannot be turned to lock the cabinet door. The cabinet door cannot be opened by removing the control knob. The cabinet door is easy to use and will not be easily pried open. The anti-theft effect is increased. When the cabinet door is opened, the sound alarm sounds to remind the staff to find the electricity thief in time and reduce the loss. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1It is a three-dimensional structural schematic diagram of an anti-theft and illegal opening alarm device for an electric power meter cabinet according to the present invention;

[0015] Figure 2 An exploded view of an anti-theft and illegal opening alarm device for an electric power meter cabinet according to the present invention;

[0016] Figure 3 for Figure 2 A partial enlarged schematic diagram of area a in the middle;

[0017] Figure 4 for Figure 2 A partial enlarged schematic diagram of area b in the middle.

[0018] In the figure: 1. metering cabinet; 2. cabinet door; 3. fixing pin; 4. connecting sleeve; 5. through hole; 6. sleeve; 7. door handle; 8. locking block; 9. threaded sleeve; 10. clamping block; 11. locking groove; 12. screw rod; 13. protrusion; 14. groove; 15. control knob; 18. battery box; 20. sound alarm; 21. insulating ball; 22. first conductive sheet; 23. second conductive sheet; 24. reset spring; 25. placement plate; 26. T-shaped slide groove; 27. T-shaped slider; 28. vent; 29. ​​support foot; 30. installation frame; 31. visual glass window; 32. rectangular groove. DETAILED DESCRIPTION

[0019] The embodiments of the present invention are further described in detail below with reference to the accompanying drawings:

[0020] An anti-theft and illegal opening alarm device for an electric power metering cabinet comprises a metering cabinet 1, wherein a cabinet door 2 is arranged on one side of the metering cabinet 1; a through hole 5 is provided on the cabinet door 2, a sleeve 6 is arranged in the through hole 5, a door handle 7 is sleeved on one end of the sleeve 6, a threaded sleeve 9 is arranged in the sleeve 6, a block 10 is arranged on the circumference of the threaded sleeve 9, a screw rod 12 is passed through the threaded sleeve 9, a plurality of protrusions 13 are arranged at one end of the screw rod 12, a control knob 15 is passed through one end of the sleeve 6, a groove 14 is arranged at one end of the control knob 15, and the protrusion 13 cooperates with the groove 14; a lock block 8 is arranged on the inner side wall of the metering cabinet 1, and a lock groove 11 is arranged on the lock block 8, so that the lock block 8 can be turned to the desired position. The card block 10 is located in the lock slot 11; a sound alarm 20 is arranged on the metering cabinet 1, and a rectangular slot 32 is opened on the metering cabinet 1, and a first conductive sheet 22 and a second conductive sheet 23 are arranged in the rectangular slot 32, and one end of the first conductive sheet 22 and the second conductive sheet 23 are connected to the sound alarm 20; a return spring 24 is arranged on one side of the first conductive sheet 22, and one end of the return spring 24 is connected to the inner wall of the metering cabinet 1; an insulating ball 21 is arranged on one side of the cabinet door 2, and the insulating ball is located between the first conductive sheet and the second conductive sheet; a battery box 18 is arranged in the metering cabinet 1, and the battery box 18 is electrically connected to the sound alarm 20.

[0021] When the electric meter cabinet is used, the control knob 15 is inserted into the sleeve 6, so that the groove 14 arranged on the peripheral side of the control knob 15 matches with the protrusion 13 arranged at one end of the screw rod 12, and the control knob 15 is rotated to drive the screw rod 12 to rotate, so that the threaded sleeve 9 sleeved on the screw rod 12 moves on the screw rod 12, and a clamping block 10 is arranged on the peripheral side of the threaded sleeve 9. The movement of the threaded sleeve 9 drives the clamping block 10 to slide out of the lock groove 11 provided on the lock block 8, and the door handle 7 is turned to open the cabinet door 2; when locking, the control knob 15 is turned to make the clamping block 10 slide into the lock groove 11, and the door handle 7 cannot be rotated at this time, so that the cabinet door 2 is locked, and the control knob 15 is turned. When the cabinet door 2 is removed, the cabinet door 2 cannot be opened, which is convenient to use and will not be easily pried open; the anti-theft effect is increased; when the cabinet door 2 is opened, the insulating ball 21 is disengaged from between the first conductive sheet 22 and the second conductive sheet 23, and the return spring 24 rebounds to lift the first conductive sheet 22, so that the first conductive sheet 22 moves in the rectangular groove 32 opened on the metering cabinet 1, so that the first conductive sheet 22 contacts the second conductive sheet 23, so that the sound alarm 20 forms a loop, the battery box 18 is electrically connected to the sound alarm 20, and the sound alarm 20 will sound an alarm when it is turned on. When the cabinet door 2 is opened, the sound alarm 20 sounds to remind the staff to find the electricity thief in time and reduce the loss.

[0022] See also Figures 1 to 4A plurality of groups of T-shaped grooves 26 are provided on the inner wall of the metering cabinet 1, and a placement plate 25 is provided in the metering cabinet 1, and the placement plate 25 is passed through a T-shaped slider 27; the placement plate 25 is provided for the convenience of placing the meter box, and a plurality of groups of T-shaped grooves 26 are provided to adjust the distance between the placement plates 25; by sliding the T-shaped slider 27 in the T-shaped groove 26, the placement plate 25 can be pulled out to install the meter, which is more convenient to use.

[0023] See also Figures 1 to 4 The cabinet door 2 is provided with an installation frame 30, and a visual glass window 31 is provided in the installation frame 30; the visual glass window 31 is provided for the convenience of viewing the meter reading, and the meter reading can be read without opening the cabinet door 2, which is more convenient to use when reading.

[0024] See also Figures 1 to 4 Two sets of fixing pins 3 are arranged on one side of the metering cabinet 1, and a connecting sleeve 4 is sleeved on the fixing pin 3, and the connecting sleeve 4 is welded to the cabinet door 2; by rotating the connecting sleeve 4 on the fixing pin 3, the cabinet door 2 can be opened and closed more labor-savingly and the service life can be increased.

[0025] See also Figures 1 to 4 A plurality of vents 28 are provided on one side of the metering cabinet 1; the vents 28 are provided to dissipate heat from the metering cabinet 1 to prevent the meter from being damaged by excessive temperature in the metering cabinet 1.

[0026] See also Figures 1 to 4 The bottom of the metering cabinet 1 is provided with four groups of supporting feet 29 distributed at equal intervals; the supporting feet 29 are provided to make the metering cabinet 1 more stably fixed.

[0027] In summary, when the electric meter cabinet anti-theft illegal opening alarm device is used, the control knob 15 is inserted into the sleeve 6, so that the groove 14 arranged on the peripheral side of the control knob 15 matches with the protrusion 13 arranged at one end of the screw rod 12, and the control knob 15 is turned to drive the screw rod 12 to rotate, so that the threaded sleeve 9 sleeved on the screw rod 12 moves on the screw rod 12, and a clamping block 10 is arranged on the peripheral side of the threaded sleeve 9. The movement of the threaded sleeve 9 drives the clamping block 10 to slide out from the lock groove 11 provided on the lock block 8, and at this time, the door handle is turned. The cabinet door 2 can be opened by hand 7; when locking, the control knob 15 is turned to make the block 10 slide into the lock groove 11, and the door handle 7 cannot be turned at this time, so that the cabinet door 2 is locked. When the control knob 15 is removed, the cabinet door 2 cannot be opened, which is convenient to use and will not be easily pried open; the anti-theft effect is increased; when the cabinet door 2 is opened, the insulating ball 21 is disengaged from between the first conductive sheet 22 and the second conductive sheet 23, and the reset spring 24 rebounds to lift the first conductive sheet 22, so that the first conductive sheet 22 is in the rectangular shape opened on the metering cabinet 1 The first conductive sheet 22 moves in the groove 32, so that the first conductive sheet 22 contacts the second conductive sheet 23, so that the sound alarm 20 forms a loop, the battery box 18 is electrically connected to the sound alarm 20, and the sound alarm 20 will sound an alarm when it is turned on. When the cabinet door 2 is opened, the sound alarm 20 sounds to remind the staff to find the electricity thief in time and reduce the loss; multiple groups of T-shaped slots 26 are provided on the inner wall of the metering cabinet 1, and a placement plate 25 is provided in the metering cabinet 1, and the placement plate 25 passes through a T-shaped slider 27; the placement plate 25 is provided to facilitate the placement of the meter box, and multiple groups of T-shaped slots 26 are provided to adjust the distance between the placement plates 25; the placement plate 25 can be pulled out to install the meter by sliding the T-shaped slider 27 in the T-shaped slot 26, which is more convenient to use; an installation frame 30 is provided on the cabinet door 2, and a visual glass window 31 is provided in the installation frame 30; the visual glass window 31 is provided to facilitate the viewing of the meter reading, and the reading can be read without opening the cabinet door 2, which is more convenient to use when reading.

[0028] Although the embodiments and drawings of the present invention are disclosed for illustrative purposes, those skilled in the art will appreciate that various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims. Therefore, the scope of the present invention is not limited to the contents disclosed in the embodiments and drawings.

Claims

1. An anti-theft and illegal opening alarm device for an electric power meter cabinet, comprising a meter cabinet, characterized in that: A cabinet door is provided on one side of the metering cabinet; a through hole is provided on the cabinet door, a sleeve is provided in the through hole, a door handle is provided on one end of the sleeve, a threaded sleeve is provided in the sleeve, a block is provided on the circumference of the threaded sleeve, a screw rod is passed through the threaded sleeve, a plurality of protrusions are provided at one end of the screw rod, a control knob is passed through one end of the sleeve, a groove is provided at one end of the control knob, and the protrusion cooperates with the groove; a lock block is provided on the inner side wall of the metering cabinet, a lock groove is provided on the lock block, and the block is located in the lock groove; a sound alarm is provided on the metering cabinet, a rectangular groove is provided on the metering cabinet, a first conductive sheet and a second conductive sheet are provided in the rectangular groove, and one end of the first conductive sheet and the second conductive sheet are connected to the sound alarm; a reset spring is provided on one side of the first conductive sheet, and one end of the reset spring is connected to the inner side wall of the metering cabinet; an insulating ball is provided on one side of the cabinet door; a battery box is provided in the metering cabinet, and the battery box is electrically connected to the sound alarm; The inner wall of the metering cabinet is provided with a plurality of groups of vertically arranged T-shaped grooves, a placement plate is placed in the metering cabinet, and T-shaped sliders are arranged on both sides of the placement plate. The placement plate is installed with the metering cabinet by inserting the T-shaped sliders into the T-shaped grooves; four groups of supporting feet distributed at equal intervals are arranged at the bottom of the metering cabinet.

2. The anti-theft and illegal opening alarm device for electric power meter cabinet according to claim 1 is characterized in that: An installation frame is provided on the cabinet door, and a visual glass window is arranged in the installation frame.

3. The anti-theft and illegal opening alarm device for electric power meter cabinet according to claim 1 is characterized in that: Two groups of fixing pins are arranged on one side of the metering cabinet, and connecting sleeves are sleeved on the fixing pins, and the connecting sleeves are welded to the cabinet door.

4. The anti-theft and illegal opening alarm device for electric power meter cabinet according to claim 1 is characterized in that: A plurality of ventilation holes are provided on one side of the metering cabinet.

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