CN106652282B - A kind of anti-theft device for electrical power system - Google Patents

Abstract

An anti-theft device for a power system, including a power cabinet and an alarm box. The alarm box is installed on the upper part of the power cabinet. The alarm is connected to the alarm control unit. There is a driving wheel with a motor in the alarm box. The alarm control unit controls the operation of the motor. There is a driven wheel above the driving wheel. The driven wheel and the driving wheel are connected by the first belt. One side of the driven wheel There are vertical strips, battery springs are installed on both sides of the alarm box, movable rods are installed at both ends of the long strips, metal sheets are installed at the ends of the movable rods, and casings are installed on both sides of the long strips The two ends of the alarm box are respectively equipped with alarm lights, one wire of the power supply is connected to the battery shrapnel in series, the other wire of the power supply is connected to the alarm light in series, and the other wire of the alarm light is connected to the metal sheet, which can cooperate with the battery shrapnel. The power supply can supply power to the motor; it has the characteristics of reasonable structure, convenient use and installation, and good safety and anti-theft performance.

Description

Anti-theft device for power system

technical field

The invention relates to an anti-theft device for a power system, in particular to an anti-theft device for a power cabinet, and belongs to the technical field of safety and anti-theft facilities for electrical engineering.

Background technique

At present, when the anti-theft device is installed in the power cabinet, locks or simple alarms are usually installed, and the locks and alarms are easy to be destroyed. Therefore, this method is used for anti-theft and has low security.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies of the prior art, and provide a power system anti-theft device with reasonable structure, convenient use and installation, and good safety and anti-theft performance.

The purpose of the present invention is achieved through the following technical solutions: an anti-theft device for a power system, including a power cabinet and an alarm box, the alarm box is installed on the upper part of the power cabinet, and the front end of the power cabinet is provided with an end door, and the end door is hinged with the power cabinet The door magnetic alarm is installed on the end door, and the door magnetic alarm is connected to the alarm control unit. There is a driving wheel with a motor in the alarm box, and the alarm control unit controls the operation of the motor. There is a driven wheel above the driving wheel. The driving wheel is connected by the first belt, and one side of the driven wheel is provided with a vertical long block, and the middle part of the long block is provided with a through groove, and two guide blocks are arranged in the through groove, and the two guide blocks are fixed by the connecting shaft Connection, the connecting shaft is located in the through groove, the width of the guide block is larger than the width of the long block, the two guide blocks can cooperate with the long block and can move up and down in the long block, the guide block and the driven wheel are connected by a connecting rod, One end of the connecting rod is hingedly connected with the guide block, and the other end of the connecting rod is fixedly connected with the driven wheel. The two sides of the alarm box are respectively equipped with battery shrapnel, and the two ends of the long bar are respectively installed with movable rods. There are bushings on both sides of the long block. The bushings are installed in the alarm box. The other wire is connected in series with the alarm lamp, and the other wire of the alarm lamp is connected to the metal sheet, the metal sheet can cooperate with the battery shrapnel, and the power supply can supply power to the motor.

As a preference, a hand alarm is provided on one side of the driving wheel, a pulley is installed on the handle of the hand alarm, and the driving wheel is connected to the pulley through a second belt.

The advantages of the present invention are: in the present invention, if the end door is violently opened by criminals, the door magnetic alarm will be separated, and the motor will be controlled by the alarm control unit, the motor will drive the driving wheel to rotate, and the driving wheel will drive the driven wheel to run, thereby making the metal The tab is in contact with the battery shrapnel, the power is turned on, and the alarm light is on to warn criminals, which is convenient to use. The driving wheel can drive the hand-cranked alarm to alarm through the belt, which is more convenient to use. The driving wheel can drive the driven wheel to rotate through the belt, and the driven wheel drives the guide block to rotate. The cooperation between the guide block and the long block pushes the movable rod to move left and right, so that the metal sheet contacts the battery shrapnel, the circuit is energized, the alarm light is on, and the alarm is given by the alarm light. , which is more convenient to use.

The invention has the characteristics of reasonable structure and composition, convenient use and installation, good safety and anti-theft performance, and the like.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a schematic diagram of circuit connection;

FIG. 3 is a view from the arrow A of FIG. 1 .

Reference numerals are: 1, power cabinet, 2, end door, 3, door magnetic alarm, 4, driving wheel, 5, hand alarm, 6, belt, 7, driven wheel, 8, strip block, 9 , guide block, 10, connecting rod, 11, movable rod, 12, casing, 13, metal sheet, 14, battery shrapnel, 15, warning light, 16, through groove, 17, connecting shaft, 18, second belt, 19, belt pulley, 20, alarm box, 21, power supply.

Detailed ways

The present invention will be described in detail below in conjunction with accompanying drawing: As shown in Fig. The front end of the cabinet 1 is provided with an end door 2, the end door 2 is hingedly connected with the power cabinet 1, the door magnetic alarm 3 is installed on the end door 2, the door magnetic alarm 3 is connected to the alarm control unit, and the alarm box 20 is equipped with an active Wheel 4, the alarm control unit controls the operation of the motor, the top of the driving wheel 4 is provided with a driven wheel 7, the driven wheel 7 is connected with the driving wheel 4 through the first belt 6, and one side of the driven wheel 7 is provided with a vertical strip 8 , the middle part of the strip block 8 is provided with a through groove 16, and the through groove 16 is equipped with two guide blocks 9, and the two guide blocks 9 are fixedly connected by a connecting shaft 17, and the connecting shaft 17 is located in the through groove 16, and the guide block 9 Wider than the width of strip block 8, two guide blocks 9 can cooperate with strip block 8 and can move up and down in strip block 8, and guide block 9 is connected with driven wheel 7 by connecting rod 10, and one end of connecting rod 10 It is hingedly connected with the guide block 9, and the other end of the connecting rod 10 is fixedly connected with the driven wheel 7. The two sides of the alarm box 20 are respectively provided with battery shrapnel 14, and the two ends of the strip block 8 are respectively equipped with movable rods 11. Metal sheet 13 is installed at the end, and both sides of strip block 8 are provided with casing pipe 12, and casing pipe 12 is installed in the alarm box 20, and movable rod 11 can pass through casing pipe 12, and the two ends outside alarm box 20 are respectively installed alarm Lamp 15, a wire of power supply 21 is connected in series with battery shrapnel 13, another wire of power supply 21 is connected in series with warning lamp 15, and another wire of warning lamp 15 is connected with metal sheet 13, and metal sheet 13 can cooperate with battery shrapnel 14, and power supply 21 can supply power to the motor. The alarm control unit is provided with a motor control module. In the present invention, the end door 2 is violently opened by criminals, the door magnetic alarm 3 is separated, and the motor is controlled by the alarm control unit, the motor drives the driving wheel 4 to rotate, and the driving wheel 4 drives the driven wheel 7 to run, so that the metal sheet 13 and When the battery shrapnel 14 contacts, the power supply 21 is energized, and the warning lamp 15 is bright, which warns lawbreakers and is easy to use. Driving wheel 4 can drive hand-operated alarm 5 to report to the police by belt 6, and it is comparatively convenient to use. The driving wheel 4 can drive the driven wheel 7 to rotate through the belt 6, and the driven wheel 7 drives the guide block 9 to rotate, and the cooperation between the guide block 9 and the long block 8 pushes the movable rod 11 to move left and right, so that the metal sheet 13 contacts the battery shrapnel 14, and the circuit Power on, the warning lights 15 are on, and the alarm is given by the warning lights, which is more convenient to use. The invention has simple structure and convenient use.

Specifically, a side of the driving wheel 4 described in the present embodiment is provided with a hand-cranked alarm 5, and a belt pulley 19 is installed on the handle of the hand-cranked alarm 5, and the driving wheel 4 and the belt pulley 19 are connected by a second belt 18. Drive belt pulley 19 to rotate by driving pulley 4, and hand-operated alarm 5 starts sound alarm, and by double alarm, the present invention is safer and more convenient to use.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be Modifications are made to the technical solutions described in the foregoing embodiments, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims (2)

1. An anti-theft device for a power system, characterized in that it includes a power cabinet (1) and an alarm box (20), the alarm box (20) is installed on the upper part of the power cabinet (1), and the front end of the power cabinet (1) is equipped with a The door (2), the end door (2) is hingedly connected with the power cabinet (1), the door magnetic alarm (3) is installed on the end door (2), the door magnetic alarm (3) is connected to the alarm control unit, and the alarm box (20 ) is equipped with a driving wheel (4) with a motor, the alarm control unit controls the operation of the motor, and a driven wheel (7) is arranged above the driving wheel (4), and the driven wheel (7) and the driving wheel (4) pass through the first belt (6) connection, one side of the driven wheel (7) is provided with a vertical strip (8), the middle part of the strip (8) is provided with a through groove (16), and the through groove (16) is equipped with two A guide block (9), two guide blocks (9) are fixedly connected by a connecting shaft (17), the connecting shaft (17) is located in the through groove (16), and the width of the guide block (9) is larger than that of the long bar (8) width, two guide blocks (9) can cooperate with the long block (8) and can move up and down in the long block (8), the guide block (9) is connected with the driven wheel (7) through the connecting rod (10) , one end of the connecting rod (10) is hingedly connected with the guide block (9), the other end of the connecting rod (10) is fixedly connected with the driven wheel (7), and the two sides of the alarm box (20) are respectively provided with battery shrapnel (14) , the two ends of the long block (8) are respectively equipped with movable rods (11), the ends of the movable rods (11) are equipped with metal sheets (13), and the two sides of the long block (8) are provided with sleeves (12), The sleeve pipe (12) is installed in the alarm box (20), the movable rod (11) can pass through the sleeve pipe (12), and the two ends outside the alarm box (20) are respectively equipped with alarm lamps (15), and the power supply (21) One wire connects battery shrapnel (14) in series, another wire of power supply (21) connects in series with warning lamp (15), another wire of warning lamp (15) connects metal sheet (13), and metal sheet (13) can connect with battery The shrapnel (14) cooperate with each other. 2. The power system anti-theft device according to claim 1, characterized in that: one side of the driving wheel (4) is provided with a hand-cranked alarm (5), and the handle of the hand-cranked alarm (5) The belt pulley (19) is installed, and the driving pulley (4) is connected with the belt pulley (19) through the second belt (18).