Safety alarm device for intelligent weak current engineering

Abstract

The utility model relates to the technical field of weak current engineering, and discloses a safety alarm device for intelligent weak current engineering, which comprises an alarm box and a box door connected to one side of the alarm box through a hinge, the top of the alarm box is provided with a buzzer and an alarm lamp which are connected in series in the same line through electric signals, and the alarm lamp is connected with the alarm box. A plurality of first heat dissipation holes used for heat dissipation and arranged in a matrix mode are formed in one side of the alarm box, a heat dissipation assembly used for heat dissipation is arranged in the middle of the interior of the alarm box, a rotating shaft and a heat dissipation fan are arranged in the heat dissipation assembly, a rotating disc is arranged in the axial position of the rotating shaft, and a connecting rod is arranged at the end, away from one side of the rotating shaft, of the rotating disc. According to the utility model, through the arrangement of the power generation assembly and the control part, when the weak current equipment breaks down, the standby battery is used for supplying power to the weak current equipment, the normal operation of the weak current equipment is maintained, and data loss and unnecessary loss caused by long-time power failure of the weak current equipment are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of weak current engineering, in particular to a safety alarm device used for intelligent weak current engineering. Background Art

[0002] Weak current engineering is a classification of power application. Power application can be divided into strong current and weak current according to the strength of power transmission. The power used in buildings and building complexes generally refers to weak current below AC 220V50Hz. It mainly provides power energy to people and converts electric energy into other energy, such as air conditioning, lighting, power, etc.

[0003] When a circuit on a weak-current device fails, an alarm device is needed to warn of the fault and promptly inform staff to repair it. However, when existing alarm devices sound a fault alarm, they cannot keep the weak-current device running continuously. Data on the weak-current device is easily lost when a fault occurs, causing unnecessary losses.

[0004] To this end, we propose a safety alarm device for intelligent weak current engineering. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a safety alarm device for intelligent weak current engineering.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a safety alarm device for intelligent weak-current engineering, comprising an alarm box and a box door hingedly connected to one side of the alarm box, a buzzer and an alarm light connected in series in the same circuit through an electrical signal are arranged on the top of the alarm box, and a plurality of first heat dissipation holes arranged in a matrix for heat dissipation are opened on one side of the alarm box, a heat dissipation component for heat dissipation is arranged in the middle of the alarm box, the heat dissipation component includes a rotating shaft and a cooling fan, a rotating disk is arranged at the axial position of the rotating shaft, a connecting rod is arranged at one end of the rotating disk away from the rotating shaft, a power generation component for generating current is driven on the connecting rod, and the power generation component includes a rotating slot, a magnet and a closed coil, a backup battery is arranged on one side of the bottom of the alarm box, and a control unit for driving the buzzer, the alarm light and the backup battery to start is arranged on the rotating disk, and the control unit includes a sliding block, a reset spring and a trigger switch.

[0007] Furthermore, the rotating shaft is rotatably connected to the outer wall of the alarm box near the first heat dissipation hole through a motor, and the heat dissipation fan is arranged in a circle and fixedly connected to the outer wall of the rotating shaft, and the motor is connected to the power supply end of the weak current device through a line.

[0008] Furthermore, the rotating groove is rotatably connected to the outer wall of the connecting rod, and a limiting sliding groove is provided on the inner wall of one side of the alarm box, the inner wall of the limiting sliding groove is slidably connected to a limiting slider, and the limiting slider is fixedly connected to the outer wall of the rotating groove.

[0009] Furthermore, a fixing rod is fixedly connected to the outer wall of the rotating groove on the side away from the rotating disk, a magnet is fixedly connected to the outer wall of the bottom of the fixing rod, and a closing coil is arranged on the inner wall of the bottom of the alarm box, and the magnet is arranged at the axis of the closing coil. The closing coil is connected to the backup battery in the same passage through a line, and the backup battery is connected in parallel to the power supply of the weak current equipment.

[0010] Furthermore, a sliding groove is provided on the inner wall of the rotating disk, the sliding block is slidably connected to the inner wall of the sliding groove, a return spring is fixedly connected to the inner wall of the bottom of the sliding block, and the bottom end of the return spring is fixedly connected to one end of the sliding groove close to the axis of the rotating disk.

[0011] Furthermore, the trigger switch is fixedly connected to one end of the sliding slot close to the axis, the return spring is sleeved on the outer wall of the trigger switch, and the trigger switch is connected to the buzzer, the alarm light and the backup battery in the same passage through the circuit.

[0012] Furthermore, a plurality of second heat dissipation holes arranged in a matrix are provided on an outer wall of one side of the alarm box, and the second heat dissipation holes are columnar grooves with arc-shaped cross sections at both ends.

[0013] Beneficial Effects

[0014] The utility model provides a safety alarm device for intelligent weak current engineering, which has the following beneficial effects:

[0015] (1) This kind of safety alarm device for intelligent weak current engineering, through the power generation components and control parts set up, can sound an alarm by activating the buzzer and alarm light when the weak current equipment fails, informing the staff to repair it in time, and provide power to the weak current equipment through the backup battery to maintain its normal operation, avoiding the loss of data and unnecessary losses caused by the long-term power outage.

[0016] (2) This safety alarm device for intelligent weak current engineering can dissipate heat from the alarm box through the heat dissipation component and the power generation component, thereby preventing overheating in the alarm box from affecting the service life of the equipment in the alarm box, and can use part of the electricity used to drive the rotating shaft to generate electricity, thereby avoiding energy waste.

[0017] (3) This safety alarm device for intelligent weak current engineering projects has a second heat dissipation hole. The arc-shaped design of the second heat dissipation hole can reduce the friction between the two by making the contact surface of the second heat dissipation hole smooth when impurities come into contact with the second heat dissipation hole, thereby preventing the second heat dissipation hole from being blocked by impurities on the wall, thereby affecting the passage of airflow and the heat dissipation effect in the alarm box. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is the front view of the utility model;

[0019] Figure 2 This is a cross-sectional view of the utility model;

[0020] Figure 3 For this utility model Figure 2 A magnified view of part A;

[0021] Figure 4 For this utility model Figure 2 A magnified view of part B;

[0022] Figure 5 It is a partial cross-sectional view of the alarm box in the second embodiment of the utility model.

[0023] Legend: 1. Alarm box; 2. Box door; 3. Buzzer; 4. Alarm light; 5. First heat dissipation hole; 6. Rotating shaft; 7. Cooling fan; 8. Rotating disk; 9. Connecting rod; 10. Rotating groove; 11. Fixed rod; 12. Magnet; 13. Closing coil; 14. Backup battery; 15. Limiting slide groove; 16. Limiting slider; 17. Sliding block; 18. Reset spring; 19. Trigger switch; 20. Second heat dissipation hole. DETAILED DESCRIPTION

[0024] Embodiment 1: A safety alarm device for intelligent weak current engineering, such as Figure 1 and Figure 2 As shown, it includes an alarm box 1 and a box door 2 hingedly connected to one side of the alarm box 1, a buzzer 3 and an alarm light 4 connected in series in the same circuit through electrical signals are arranged on the top of the alarm box 1, and a plurality of first heat dissipation holes 5 arranged in a matrix for heat dissipation are opened on one side of the alarm box 1, a heat dissipation component for heat dissipation is arranged in the middle of the alarm box 1, the heat dissipation component includes a rotating shaft 6 and a cooling fan 7, a rotating disk 8 is arranged at the axial position of the rotating shaft 6, a connecting rod 9 is arranged at one end of the rotating disk 8 away from the rotating shaft 6, a power generation component for generating current is driven on the connecting rod 9, and the power generation component includes a rotating slot 10, a magnet 12 and a closed coil 13, a backup battery 14 is arranged on one side of the bottom of the alarm box 1, and a control unit for driving the buzzer 3, the alarm light 4 and the backup battery 14 to start is arranged on the rotating disk 8, and the control unit includes a sliding block 17, a reset spring 18 and a trigger switch 19.

[0025] The rotating shaft 6 is rotatably connected to the outer wall of the alarm box 1 near the first heat dissipation hole 5 through a motor, and the heat dissipation fan 7 is arranged in a circle and fixedly connected to the outer wall of the rotating shaft 6. The motor is connected to the power supply end of the weak current device through a line.

[0026] like Figure 2 and Figure 3 As shown, the rotating groove 10 is rotatably connected to the outer wall of the connecting rod 9, and a limiting slide groove 15 is opened on the inner wall of one side of the alarm box 1. The inner wall of the limiting slide groove 15 is slidably connected to a limiting slider 16, and the limiting slider 16 is fixedly connected to the outer wall of the rotating groove 10.

[0027] A fixing rod 11 is fixedly connected to the outer wall of the rotating groove 10 on one side away from the rotating disk 8, a magnet 12 is fixedly connected to the outer wall at the bottom of the fixing rod 11, and a closing coil 13 is arranged on the inner wall at the bottom of the alarm box 1, the magnet 12 is arranged at the axis of the closing coil 13, the closing coil 13 is connected to the backup battery 14 in the same passage through a line, and the backup battery 14 is connected in parallel to the power supply of the weak current equipment.

[0028] By setting up the heat dissipation component and the power generation component, the alarm box 1 can be cooled to avoid overheating in the alarm box 1 and affecting the service life of the equipment in the alarm box 1, and part of the electricity used to drive the rotating shaft 6 to rotate can be used for power generation to avoid energy waste.

[0029] like Figure 2 and Figure 4 As shown, a sliding groove is provided on the inner wall of the rotating disk 8, a sliding block 17 is slidably connected to the inner wall of the sliding groove, a reset spring 18 is fixedly connected to the inner wall at the bottom of the sliding block 17, and the bottom end of the reset spring 18 is fixedly connected to one end of the sliding groove close to the axis of the rotating disk 8.

[0030] The trigger switch 19 is fixedly connected to one end of the sliding slot close to the axis, the return spring 18 is sleeved on the outer wall of the trigger switch 19, and the trigger switch 19 is connected to the buzzer 3, the alarm light 4 and the backup battery 14 in the same passage through the line.

[0031] In summary, through the setting of the power generation component and the control unit, when a fault occurs in the weak-current equipment, an alarm can be sounded by activating the buzzer 3 and the alarm light 4 to inform the staff to repair it in time, and the backup battery 14 can be used to provide power to the weak-current equipment to maintain its normal operation, thereby avoiding data loss due to long-term power outage and causing unnecessary losses.

[0032] Embodiment 2: Based on Embodiment 1, refer to Figure 5 A plurality of second heat dissipation holes 20 arranged in a matrix are provided on the outer wall of one side of the alarm box 1. The second heat dissipation holes 20 are columnar grooves with arc-shaped cross sections at both ends.

[0033] By setting up the second heat dissipation hole 20, the arc-shaped design of the second heat dissipation hole 20 can make the contact surface of the two a smooth curved surface when impurities come into contact with the second heat dissipation hole 20, thereby reducing the friction between the two, and then the wall impurities block the second heat dissipation hole 20, affecting the passage of airflow and affecting the heat dissipation effect in the alarm box 1.

[0034] The working principle of the utility model is as follows: when the weak current equipment is operating normally, the rotating shaft 6 is started synchronously, driving the cooling fan 7 to rotate to dissipate heat in the alarm box 1. The rotating shaft 6 can drive the connecting rod 9 to rotate in the rotating groove 10 through the rotating disk 8. The limit slider 16 on the rotating groove 10 is slidably connected to the inner wall of the limit slide groove 15, so as to limit the movement of the rotating groove 10, and then drive the rotating groove 10 to reciprocate along the direction of the limit slide groove 15. The rotating groove 10 can drive the magnet 12 to reciprocate in the closed coil 13 through the fixed rod 11, resulting in a change in magnetic flux, and then generating current to charge the backup battery 14; when the weak current equipment fails, the rotating shaft 6 no longer rotates at this time, and the reset spring 18 loses the effect of the centrifugal force of the rotating disk 8 and can shrink, driving the sliding block 17 to slide in the sliding groove and squeeze the trigger switch 19. The trigger switch 19 can drive the buzzer 3 and the alarm light 4 to drive the alarm, and start the backup battery 14 to provide power to the weak current equipment to keep it running normally.

[0035] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A safety alarm device for intelligent weak current engineering, comprising an alarm box (1) and a door (2) hingedly connected to one side of the alarm box (1), characterized in that: The top of the alarm box (1) is provided with a buzzer (3) and an alarm light (4) which are connected in series in the same circuit through an electrical signal, and a plurality of first heat dissipation holes (5) arranged in a matrix for heat dissipation are provided on one side of the alarm box (1). A heat dissipation component for heat dissipation is provided in the middle of the alarm box (1), and the heat dissipation component includes a rotating shaft (6) and a heat dissipation fan (7). A rotating disk (8) is provided in the axial position of the rotating shaft (6), and a connecting rod (9) is provided at one end of the rotating disk (8) away from the rotating shaft (6). A power generation component for generating current is driven on the connecting rod (9), and the power generation component includes a rotating slot (10), a magnet (12) and a closed coil (13). A backup battery (14) is provided on one side of the bottom of the alarm box (1), and a control unit for driving the buzzer (3), the alarm light (4) and the backup battery (14) to start is provided on the rotating disk (8), and the control unit includes a sliding block (17), a reset spring (18) and a trigger switch (19).

2. The safety alarm device for intelligent weak current engineering according to claim 1 is characterized in that: The rotating shaft (6) is rotatably connected to the outer wall of the alarm box (1) near the first heat dissipation hole (5) through a motor, and the heat dissipation fan (7) is fixedly connected to the outer wall of the rotating shaft (6) in a circumferential arrangement, and the motor is connected to the power supply end of the weak current device through a line.

3. The safety alarm device for intelligent weak current engineering according to claim 1 is characterized in that: The rotating groove (10) is rotatably connected to the outer wall of the connecting rod (9), and a limiting sliding groove (15) is provided on the inner wall of one side of the alarm box (1), and the inner wall of the limiting sliding groove (15) is slidably connected to a limiting sliding block (16), and the limiting sliding block (16) is fixedly connected to the outer wall of the rotating groove (10).

4. The safety alarm device for intelligent weak current engineering according to claim 3 is characterized in that: A fixing rod (11) is fixedly connected to the outer wall of the rotating groove (10) on one side away from the rotating disk (8), a magnet (12) is fixedly connected to the outer wall at the bottom of the fixing rod (11), and a closed coil (13) is arranged on the inner wall at the bottom of the alarm box (1), the magnet (12) is arranged at the axis of the closed coil (13), the closed coil (13) is connected to the backup battery (14) in the same passage through a line, and the backup battery (14) is connected in parallel to the power supply of the weak current device.

5. The safety alarm device for intelligent weak current engineering according to claim 4 is characterized in that: The inner wall of the rotating disk (8) is provided with a sliding groove, the sliding block (17) is slidably connected to the inner wall of the sliding groove, the inner wall at the bottom of the sliding block (17) is fixedly connected to a return spring (18), and the bottom end of the return spring (18) is fixedly connected to one end of the sliding groove close to the axis of the rotating disk (8).

6. The safety alarm device for intelligent weak current engineering according to claim 5 is characterized in that: The trigger switch (19) is fixedly connected to one end of the sliding slot close to the axis, the return spring (18) is sleeved on the outer wall of the trigger switch (19), and the trigger switch (19) is connected to the buzzer (3), the alarm light (4) and the backup battery (14) in the same passage through a circuit.

7. The safety alarm device for intelligent weak current engineering according to claim 1 is characterized in that: A plurality of second heat dissipation holes (20) arranged in a matrix are provided on an outer wall of one side of the alarm box (1); the second heat dissipation holes (20) are columnar grooves with arc-shaped cross sections at both ends.

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