Electric meter shell with anti-theft structure

Abstract

The utility model discloses an electricity meter housing with an antitheft structure, which relates to the technical field of instruments and meters and comprises a housing, an electricity meter body is arranged in the housing through an installation mechanism, the front surface of the housing is connected with a sealing door through a hinge, one side of the middle of the back surface of the sealing door is connected with a pressure rod, and the middle of one side of the front surface of the housing is provided with a chute. A pressure sensor is slidably connected into the sliding groove, a spring is connected to one side of the pressure sensor, the other end of the spring is connected with one side of the sliding groove, and an alarm is connected to one side of the top end of the shell. The beneficial effects of the utility model are that through the cooperation of the pressure rod and the pressure sensor, the pressure when the sealing door is closed is detected, through the cooperation of the pressure sensor and the alarm, after the sealing door is violently disassembled, the numerical value of the pressure sensor changes, the alarm is controlled to be started, and warning and frightening are carried out, thereby improving the anti-theft effect of the electricity meter, reducing the electricity stealing behavior, and improving the safety of the electricity meter. And the economic loss is reduced.

Description

Technical Field

[0001] The utility model relates to an electric meter shell, in particular to an electric meter shell with an anti-theft structure, belonging to the technical field of instruments and meters. Background Art

[0002] Electric meter is the abbreviation of energy meter, which is an instrument used to measure electrical energy. It is also called watt-hour meter, fire meter, and energy meter. It refers to an instrument for measuring various electrical quantities. Traditional electric meters are installed in one household, isolating the meter from the external environment. Electric meters need to be installed in municipalities, communities, telecommunications, electricity, rural power grids, factories, enterprises and other places with public facilities, which also requires the installation of meter cases to protect the meters.

[0003] Among them, the "smart meter with anti-theft function" disclosed in the application number "CN201921694682.5" is also an increasingly mature technology, including a shell, a smart meter body is installed in the shell, an opening is provided on the side wall of the shell near the lower end, a baffle groove is provided on the opening, a baffle is slidably connected in the baffle groove, the lower end of the baffle passes through the notch of the baffle groove and extends downward, and is fixedly connected with a connecting block, the connecting block is connected to the bottom of the shell through a clamping mechanism, the lower end of the smart meter body is connected to a power transmission line, and the power transmission line is arranged through the shell; the clamping mechanism includes a slide bar groove, a slide bar, a lock hole, a lock body, a channel, a clamping block and a clamping slot, the slide bar groove is provided on the side wall of the shell near the lower end, the end of the slide bar away from the bottom of the slide bar groove passes through the notch of the slide bar groove and extends outward, and the lock hole is provided on the rod wall of the slide bar located outside the slide bar groove. The utility model makes it impossible to connect the transmission line to the main body of the smart meter, so that electricity will not be stolen, and economic losses are avoided. After further retrieval, the "anti-theft meter" disclosed in the application number "CN202321458135.3" includes a meter body, a fixed lug is fixedly connected to the side of the meter body, a display screen is fixedly connected to the top of the front end of the meter body, a power connection mechanism is provided at the bottom of the front end of the meter body, and a monitoring probe is fixedly connected to the top of the meter body. The meter body includes an electromagnetic switch, a backup power module, a voltage detection module, a monitoring camera module, a data processing module, and an alarm module. When the meter is stolen, the utility model controls the electromagnetic switch to connect the backup power module to power the meter as the power is cut off at both ends of the meter. The external part of the meter can be photographed and recorded through the monitoring camera module, and the internal parts of the meter are detected by the voltage detection module. After that, the data is transmitted to the data processing module for analysis, and the alarm module is used for alarm processing, thereby improving the safety of the meter.

[0004] However, the above method still has the following defects in actual use: when faced with the act of damaging the shell to steal electricity, it is impossible to quickly alarm and warn, so the utility model provides an electric meter shell with an anti-theft structure. Summary of the invention

[0005] The utility model aims to provide an electric meter housing with an anti-theft structure to solve the problem in the above-mentioned background technology that an alarm cannot be quickly issued for deterrent warning.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric meter shell with an anti-theft structure, comprising an outer shell, an electric meter body is arranged inside the outer shell through an installation mechanism, a locking mechanism is arranged on the inner wall of one side of the outer shell, a sealing door is connected to the front of the outer shell through a hinge, a pressure rod is connected to one side of the middle part of the back of the sealing door, a slide groove is provided in the middle part of one side of the front of the outer shell, a pressure sensor is slidably connected to the inside of the slide groove, a spring is connected to one side of the pressure sensor, the other end of the spring is connected to one side of the slide groove, an alarm is connected to one side of the top of the outer shell, and the alarm is electrically connected to a power supply through the pressure sensor.

[0007] As a preferred technical solution of the utility model, through holes are provided on both sides of the bottom end of the shell, and the circuits of the electric meter body pass through the through holes.

[0008] As a preferred technical solution of the utility model, the locking mechanism includes a connecting plate and a fixing frame, the connecting plate is arranged on one side of the middle part of the back side of the sealing door, the top and bottom ends of the connecting plate are provided with card slots, the fixing frame is arranged in the middle part of the inner wall of one side of the outer shell, the top and bottom of the fixing frame are slidably connected with a moving seat, one side of the moving seat is connected with a moving plate, the bottom end of one of the moving plates and the top end of the other moving plate are connected with a card rod, and the card rod is engaged with the card slot.

[0009] As an optimal technical solution of the utility model, the middle part of the fixed frame is rotatably connected with a bidirectional screw rod through a bearing, the outer wall of the bidirectional screw rod is threadedly connected to the middle part of the movable seat, both sides of the interior of the fixed frame are connected with vertical rods, and the outer wall of the vertical rod is slidably connected to the interior of the movable seat.

[0010] As a preferred technical solution of the utility model, the top of the fixing frame is connected to a mounting frame, a motor is provided inside the mounting frame, and the top of the bidirectional screw rod passes through the top of the fixing frame and is connected to the transmission shaft of the motor.

[0011] As a preferred technical solution of the utility model, a magnetic card switch is provided in the middle of one side of the shell, the pressure sensor is electrically connected to the power supply through the magnetic card switch, and the motor is electrically connected to the power supply through the magnetic card switch.

[0012] As a preferred technical solution of the utility model, the mounting mechanism includes two first mounting plates and two second mounting plates, the two first mounting plates are respectively arranged on one side of the top end and one side of the bottom end of the electric meter body, the two second mounting plates are respectively arranged on the inner wall of the top end and the inner wall of the bottom end of the outer shell, and the first mounting plate is connected to the second mounting plate.

[0013] As a preferred technical solution of the utility model, a screw is threadedly connected to the middle of the front side of the first mounting plate, a threaded hole is opened in the middle of the front side of the second mounting plate, one end of the screw passes through the first mounting plate and is threadedly connected to the threaded hole.

[0014] Compared with the related art, the electric meter housing with an anti-theft structure provided by the utility model has the following beneficial effects:

[0015] Through the cooperation of the pressure rod and the pressure sensor, the pressure when the sealed door is closed is detected. Through the cooperation of the pressure sensor and the alarm, after the sealed door is violently opened, the pressure sensor value changes, and the alarm is controlled to turn on to give a warning and deterrence, thereby improving the anti-theft effect of the electricity meter, reducing electricity theft, and thus reducing economic losses. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the chute of the utility model;

[0019] Figure 4 It is a schematic diagram of the explosion structure of the locking mechanism of the utility model.

[0020] In the figure: 1. shell; 2. sealing door; 3. pressure rod; 4. locking mechanism; 5. slide groove; 6. mounting mechanism; 7. pressure sensor; 8. spring; 9. meter body; 10. alarm; 11. through hole; 401. connecting plate; 402. fixing frame; 403. slot; 404. moving seat; 405. moving plate; 406. clamping rod; 407. two-way screw rod; 408. vertical rod; 409. mounting frame; 410. motor; 411. magnetic card switch; 601. first mounting plate; 602. second mounting plate; 603. screw rod; 604. threaded hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Embodiment 1:

[0022] See also Figure 1-4 The utility model provides an electric meter shell with an anti-theft structure, including a shell 1, an electric meter body 9 is fixedly arranged inside the shell 1 through a mounting mechanism 6, a locking mechanism 4 is arranged on the inner wall of one side of the shell 1, a sealing door 2 is connected to the front of the shell 1 through a hinge, a pressure rod 3 is fixedly connected to one side of the middle of the back of the sealing door 2, a slide groove 5 is opened in the middle of one side of the front of the shell 1, a pressure sensor 7 is slidably connected to the inside of the slide groove 5, a spring 8 is fixedly connected to one side of the pressure sensor 7, and the other end of the spring 8 is fixedly connected to one side of the slide groove 5, the pressure sensor 7 detects the pressure of the sealing door 2 when it is in different positions, an alarm 10 is fixedly connected to one side of the top of the shell 1, the alarm 10 is electrically connected to the power supply through the pressure sensor 7, and the pressure sensor 7 controls the switch of the alarm 10;

[0023] Through holes 11 are provided on both sides of the bottom of the housing 1, and the circuits of the meter body 9 pass through the through holes 11, so that the circuits can be inserted easily through the through holes 11;

[0024] Specifically, the pressure sensor 7 detects the pressure applied by the pressure rod 3. When someone outside violently removes the sealed door 2, the pressure rod 3 leaves the slide groove 5, changes the value of the pressure sensor 7, controls the alarm 10 to turn on, warns and deters the outside world, and improves the anti-theft effect. Embodiment 2:

[0025] The locking mechanism 4 includes a connecting plate 401 and a fixing frame 402. The connecting plate 401 is fixedly arranged on one side of the middle part of the back side of the sealing door 2. The top and bottom ends of the connecting plate 401 are provided with a card slot 403. The fixing frame 402 is fixedly arranged on the middle part of the inner wall of one side of the housing 1. The top and bottom of the fixing frame 402 are slidably connected with a moving seat 404. One side of the moving seat 404 is fixedly connected with a moving plate 405. The bottom end of one moving plate 405 and the top end of the other moving plate 405 are fixedly connected with a card rod 406. The card rod 406 is engaged with the card slot 403. The two card rods 406 are connected with the two card slots 403, so that the fixing frame 402 is connected with the connecting plate 401, and the sealing door 2 is locked.

[0026] The middle part of the fixed frame 402 is rotatably connected with a bidirectional screw rod 407 through a bearing, the outer wall of the bidirectional screw rod 407 is threadedly connected to the middle part of the movable seat 404, and both sides of the interior of the fixed frame 402 are fixedly connected with vertical rods 408, the outer wall of the vertical rod 408 is slidably connected to the interior of the movable seat 404, and the two movable seats 404 are moved simultaneously under the thread cooperation of the bidirectional screw rod 407 and the movable seat 404;

[0027] The top of the fixing frame 402 is fixedly connected with a mounting frame 409, and a motor 410 is fixedly arranged inside the mounting frame 409. The top of the bidirectional screw rod 407 passes through the top of the fixing frame 402 and is fixedly connected with the transmission shaft of the motor 410. The motor 410 controls the rotation of the bidirectional screw rod 407, thereby controlling the locking condition of the sealing door 2.

[0028] A magnetic card switch 411 is fixedly provided in the middle of one side of the housing 1, and the pressure sensor 7 is electrically connected to the power supply through the magnetic card switch 411, and the magnetic card switch 411 controls the power-on status of the pressure sensor 7, and the motor 410 is electrically connected to the power supply through the magnetic card switch 411, and the magnetic card switch 411 controls the switch of the motor 410;

[0029] Specifically, first, fit the magnetic card with the magnetic card switch 411, control the motor 410 to turn on, and rotate the bidirectional screw rod 407. With the threaded cooperation between the bidirectional screw rod 407 and the movable seat 404, the two movable seats 404 move at the same time, driving the two movable plates 405 and the two clamping rods 406 to move outward at the same time, so that the clamping rod 406 is disengaged from the clamping slot 403, and then the connecting plate 401 is disengaged from the limit, the sealing door 2 is opened, and the meter body 9 is maintained. Embodiment 3:

[0030] The mounting mechanism 6 includes two first mounting plates 601 and two second mounting plates 602. The two first mounting plates 601 are respectively fixedly arranged on one side of the top end and one side of the bottom end of the electric meter body 9. The two second mounting plates 602 are respectively fixedly arranged on the inner wall of the top end and the inner wall of the bottom end of the housing 1. The first mounting plate 601 is fixedly connected to the second mounting plate 602. The first mounting plate 601 and the second mounting plate 602 locate the mounting position of the electric meter body 9.

[0031] A screw rod 603 is threadedly connected in the middle of the front of the first mounting plate 601, and a threaded hole 604 is opened in the middle of the front of the second mounting plate 602. One end of the screw rod 603 passes through the first mounting plate 601 and is threadedly connected to the threaded hole 604. The threaded connection between the screw rod 603 and the threaded hole 604 facilitates the disassembly and assembly of the first mounting plate 601.

[0032] Specifically, first place the meter body 9 into the housing 1 so that the back of the first mounting plate 601 is in contact with the front of the second mounting plate 602, then rotate the screw 603 in sequence, insert the screw 603 into the threaded hole 604, and connect the first mounting plate 601 with the second mounting plate 602, so that the meter body 9 is installed inside the housing 1, and installed from the front, which is convenient for the staff to operate.

[0033] When in use, first close the sealing door 2, make the pressure rod 3 enter the slide slot 5, then fit the magnetic card with the magnetic card switch 411, control the motor 410 to start, make the bidirectional screw rod 407 rotate, and under the thread cooperation between the bidirectional screw rod 407 and the moving seat 404, make the two moving seats 404 move at the same time, drive the two moving plates 405 and the two clamping rods 406 to move inward at the same time, make the clamping rod 406 enter the clamping slot 403, and then limit the connection plate 401, lock the sealing door 2, protect the meter body 9, and at the same time, the magnetic card switch 411 controls the pressure sensor 7 to be energized to detect the pressure applied by the pressure rod 3;

[0034] The pressure sensor 7 detects the pressure applied by the pressure rod 3. When someone outside violently removes the sealed door 2, the pressure rod 3 leaves the slide groove 5, changes the value of the pressure sensor 7, controls the alarm 10 to turn on, warns and deters the outside world, and improves the anti-theft effect.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electric meter housing with an anti-theft structure, comprising a housing (1), characterized in that: An electric meter body (9) is arranged inside the housing (1) via a mounting mechanism (6); a locking mechanism (4) is arranged on an inner wall of one side of the housing (1); a sealing door (2) is connected to the front of the housing (1) via a hinge; a pressure rod (3) is connected to one side of the middle of the back of the sealing door (2); a slide groove (5) is provided in the middle of one side of the front of the housing (1); a pressure sensor (7) is slidably connected to the inside of the slide groove (5); a spring (8) is connected to one side of the pressure sensor (7); the other end of the spring (8) is connected to one side of the slide groove (5); an alarm (10) is connected to one side of the top of the housing (1); and the alarm (10) is electrically connected to a power source via the pressure sensor (7).

2. The electric meter housing with an anti-theft structure according to claim 1, characterized in that: Through holes (11) are provided on both sides of the bottom end of the housing (1), and the circuits of the electric meter body (9) pass through the through holes (11).

3. The electric meter housing with an anti-theft structure according to claim 1 is characterized in that: The locking mechanism (4) comprises a connecting plate (401) and a fixing frame (402), wherein the connecting plate (401) is arranged on one side in the middle of the back side of the sealing door (2), and the top and bottom of the connecting plate (401) are both provided with a card slot (403), and the fixing frame (402) is arranged in the middle of the inner wall of one side of the housing (1), and the top and bottom of the fixing frame (402) are both slidably connected to a moving seat (404), and one side of the moving seat (404) is connected to a moving plate (405), and the bottom end of one of the moving plates (405) and the top end of the other moving plate (405) are both connected to a card rod (406), and the card rod (406) is card-engaged with the card slot (403).

4. The electric meter housing with an anti-theft structure according to claim 3 is characterized in that: The middle part of the fixed frame (402) is rotatably connected to a bidirectional screw rod (407) via a bearing, the outer wall of the bidirectional screw rod (407) is threadedly connected to the middle part of the movable seat (404), both sides of the interior of the fixed frame (402) are connected to vertical rods (408), and the outer wall of the vertical rod (408) is slidably connected to the interior of the movable seat (404).

5. The electric meter housing with an anti-theft structure according to claim 4 is characterized in that: The top end of the fixing frame (402) is connected to a mounting frame (409), a motor (410) is provided inside the mounting frame (409), and the top end of the bidirectional screw rod (407) passes through the top end of the fixing frame (402) and is connected to a transmission shaft of the motor (410).

6. The electric meter housing with an anti-theft structure according to claim 5, characterized in that: A magnetic card switch (411) is provided in the middle of one side of the housing (1); the pressure sensor (7) is electrically connected to the power supply via the magnetic card switch (411); and the motor (410) is electrically connected to the power supply via the magnetic card switch (411).

7. The electric meter housing with an anti-theft structure according to claim 1, characterized in that: The mounting mechanism (6) comprises two first mounting plates (601) and two second mounting plates (602), the two first mounting plates (601) being respectively arranged on one side of the top end and one side of the bottom end of the electric meter body (9), the two second mounting plates (602) being respectively arranged on the inner wall of the top end and the inner wall of the bottom end of the housing (1), and the first mounting plate (601) being connected to the second mounting plate (602).

8. The electric meter housing with an anti-theft structure according to claim 7, characterized in that: A screw rod (603) is threadedly connected in the middle of the front side of the first mounting plate (601), a threaded hole (604) is provided in the middle of the front side of the second mounting plate (602), and one end of the screw rod (603) passes through the first mounting plate (601) and is threadedly connected to the threaded hole (604).

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