Intelligent power grid power distribution cabinet alarm structure and power distribution cabinet

Abstract

The invention relates to the technical field of power distribution cabinet alarm, and discloses a smart power grid power distribution cabinet alarm structure and a power distribution cabinet, the smart power grid power distribution cabinet alarm structure comprises a power distribution cabinet main body, smoke sensors are arranged at the ends, away from an exhaust fan, of three air guide pipes, and a circuit breaker protector is fixedly mounted on the inner wall of the left side of the power distribution cabinet main body; and a storage battery and a buzzer are fixedly mounted in the protection box. According to the intelligent power grid power distribution cabinet alarm structure and the power distribution cabinet, if a fire disaster is caused by short circuit or other problems, smoke can be generated and can pass through the periphery of the smoke sensor, the smoke sensor is triggered at the moment, the smoke sensor transmits a signal to the interior of the controller, the buzzer operates and sounds, and the controller needs to control the circuit breaker protector to be disconnected; the power distribution cabinet main body is ensured to be in a power-off state, loss can be reduced, and the problems that in the prior art, no power-off and alarm device is arranged, attention of workers cannot be quickly aroused, fire extinguishing time is delayed, and loss that the power distribution cabinet cannot be rescued is caused are solved.

Description

Technical Field

[0001] The present invention relates to the technical field of power distribution cabinet alarms, and in particular to a smart power grid power distribution cabinet alarm structure and a power distribution cabinet. Background Art

[0002] Smart grid distribution cabinet is an important equipment used in smart grid system. It is the core component of low voltage distribution link in smart grid system. Smart grid distribution cabinet integrates advanced sensors, controllers and communication technologies to realize intelligent and automatic management of distribution network. In related technologies, there are many components in smart grid distribution cabinet. The components will generate heat during operation. If the heat cannot be dissipated in time, it may cause fire, which will not only damage the distribution cabinet, but also directly affect the safety of electricity use.

[0003] In the prior art, only a smoke sensor is provided in the distribution box, and no power-off and alarm device is provided, which cannot quickly attract the attention of the staff, delays the fire-fighting time, and causes irreparable losses to the distribution cabinet;

[0004] To this end, we proposed a smart grid distribution cabinet alarm structure and distribution cabinet to solve the above problems. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides an alarm structure for a smart grid distribution cabinet and a distribution cabinet to solve the problem in the prior art mentioned in the above background technology that only a smoke sensor is provided in the distribution box, but no power-off and alarm device is provided, which cannot quickly attract the attention of the staff, delays the fire extinguishing time, and causes irreparable losses to the distribution cabinet.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an alarm structure of a smart power grid distribution cabinet and a distribution cabinet, comprising a distribution cabinet body, a cabinet door body is arranged on the inner side of the distribution cabinet body, three exhaust fans are fixedly installed on the inner side of the distribution cabinet body, the input ends of the three exhaust fans are fixedly inserted with air ducts, the ends of the three air ducts away from the exhaust fans are provided with smoke sensors, the output ends of the three exhaust fans are rotatably connected with L-shaped tubes, the ends of the three L-shaped tubes away from the exhaust fans are rotatably connected with sleeves, and the left inner wall of the distribution cabinet body is fixed A circuit breaker protector is installed, air holes are provided inside the main body of the distribution cabinet, a partition plate is fixedly installed inside the main body of the distribution cabinet, a plurality of heat dissipation holes are provided inside the partition plate, a guide frame is fixedly welded on the back of the main body of the distribution cabinet, a filter is slidably connected inside the guide frame, a control box and a protection box are fixedly installed on the right outer wall of the main body of the distribution cabinet, a battery and a buzzer are fixedly installed inside the protection box, a sealing plate is slidably connected inside the protection box, a sound hole is provided inside the sealing plate, and two bolts are threadedly connected inside the protection box.

[0007] Preferably, four springs are fixedly welded on the inner side of the distribution cabinet body, four sliding rods are fixedly installed inside the distribution cabinet body, the outer walls of the four sliding rods are slidably connected to a mounting plate, a threaded rod is fixedly installed on the inner side of the distribution cabinet body, and the outer wall of the threaded rod is threadedly connected to an extrusion tube.

[0008] Preferably, a plurality of wiring harness tubes are provided through the interior of the power distribution cabinet body, a plurality of the wiring harness tubes are fixedly sleeved with rubber rings on their outer walls, a plurality of the wiring harness tubes are movably sleeved with wiring harness covers on their outer walls, a plurality of sealing rings are fixedly installed on the inner sides of the wiring harness covers, a plurality of sliding holes are opened inside the wiring harness covers, a plurality of connecting belts are fixedly installed inside the sliding holes, and a plurality of the connecting belts are fixedly sleeved with blocking covers on their outer walls.

[0009] Preferably, a gap of 2 mm is left between the plurality of blocking covers and the plurality of sliding holes respectively, and the plurality of sealing rings are movably connected to the plurality of rubber rings respectively.

[0010] Preferably, the outer walls of the four springs are fixedly welded to a side of the mounting plate close to the main body of the power distribution cabinet, and a limiting plate is fixedly installed on a side of the four slide bars away from the main body of the power distribution cabinet.

[0011] Preferably, a rotating disk is fixedly mounted on one end of the extrusion tube away from the threaded rod, a cross groove is provided inside the rotating disk, and an outer wall of the rotating disk is movably connected to an outer wall of the mounting plate.

[0012] Preferably, the outer walls of the three L-shaped tubes are rotatably connected to the interior of the power distribution cabinet body, and the control box is arranged above the protective box.

[0013] Preferably, the two bolts are arranged through the inside of the blocking plate, the sound hole and the buzzer are arranged correspondingly, the control box is provided with a controller, and the controller is provided with a WIFI module, a GSM module and a 230MHZ wireless module.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The alarm structure and distribution cabinet of the smart grid distribution cabinet will generate smoke when a short circuit or other problems cause a fire. At this time, under the action of the exhaust fan, the smoke will pass around the smoke sensor, triggering the smoke sensor. The smoke sensor transmits the signal to the inside of the controller, and the buzzer sounds. The controller needs to control the circuit breaker protector to disconnect to ensure that the main body of the distribution cabinet is in a power-off state, which can reduce losses. It solves the problem in the prior art that only a smoke sensor is provided in the distribution box, and no power-off and alarm device is provided, which cannot quickly attract the attention of the staff, delays the fire extinguishing time, and causes irreparable losses to the distribution cabinet.

[0016] 2. The alarm structure and distribution cabinet of the smart grid distribution cabinet, when the position of the mounting plate needs to be adjusted, the rotating disk is rotated to drive the extrusion tube to rotate, the rotating disk squeezes the mounting plate, the mounting plate will press the slide bar to move, and the spring can be squeezed while adjusting the distance between the mounting plate and the main body of the distribution cabinet. By adjusting the distance between the mounting plate and the inner side of the main body of the distribution cabinet, the effect of convenient installation of electrical equipment can be achieved by adjusting the distance, and it can also be suitable for the installation of electrical equipment of different sizes.

[0017] 3. The alarm structure and distribution cabinet of the smart grid distribution cabinet are such that when the power cord needs to pass through the harness tube, the harness cover is removed from the outer wall of the harness tube. The number of plugging covers to be removed is determined based on the thickness and quantity of the harness. After removing the plugging cover, the sliding hole is exposed, and the power cord can be passed through the sliding hole. The sealing ring is connected to the rubber ring to achieve the effect of sealing the harness cover and fixing the power cord. The setting of the plugging cover can prevent animals from entering the cabinet and biting the power cord. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the present invention;

[0019] Figure 2 It is a side view schematic diagram of the overall structure of the present invention;

[0020] Figure 3 It is a three-dimensional schematic diagram of the main structure of the power distribution cabinet of the present invention and its related structures;

[0021] Figure 4 It is a rear view schematic diagram of the main structure of the power distribution cabinet and its related structures of the present invention;

[0022] Figure 5 It is a front view and cross-sectional schematic diagram of the overall structure of the present invention;

[0023] Figure 6 It is a side cross-sectional schematic diagram of the overall structure of the present invention;

[0024] Figure 7 It is a three-dimensional schematic diagram of the wiring harness cover and its related structures of the present invention;

[0025] Figure 8 The structure of the present invention Figure 4 The enlarged schematic diagram at A in the middle;

[0026] Fig. 9 The structure of the present invention Figure 3 Enlarged schematic diagram of point B in the middle.

[0027] In the figure: 1. Distribution cabinet body; 2. Cabinet door body; 3. Exhaust fan; 4. Air duct; 5. Smoke sensor; 6. L-shaped tube; 7. Bushing; 8. Circuit breaker; 9. Air vent; 10. Partition plate; 11. Heat dissipation hole; 12. Guide frame; 13. Filter; 14. Control box; 15. Protection box; 16. Battery; 17. Buzzer; 18. Sealing plate; 19. Sound hole; 20. Bolt; 21. Spring; 22. Sliding rod; 23. Mounting plate; 24. Threaded rod; 25. Extrusion tube; 26. Wire harness tube; 27. Rubber ring; 28. Wire harness cover; 29. ​​Sealing ring; 30. Connecting belt; 31. Plug cover. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] Embodiment 1:

[0030] Please refer to Figure 1-9 ,

[0031] A smart grid distribution cabinet alarm structure and a distribution cabinet, comprising a distribution cabinet body 1, a cabinet door body 2 is arranged on the inner side of the distribution cabinet body 1, three exhaust fans 3 are fixedly installed on the inner side of the distribution cabinet body 1, the input ends of the three exhaust fans 3 are fixedly inserted with air guide pipes 4, the ends of the three air guide pipes 4 away from the exhaust fans 3 are provided with smoke sensors 5, the output ends of the three exhaust fans 3 are rotatably connected with L-shaped pipes 6, the ends of the three L-shaped pipes 6 away from the exhaust fans 3 are rotatably connected with sleeves 7, a circuit breaker protector 8 is fixedly installed on the left inner wall of the distribution cabinet body 1, and the interior of the distribution cabinet body 1 A ventilation hole 9 is provided, a partition plate 10 is fixedly installed inside the power distribution cabinet body 1, and a plurality of heat dissipation holes 11 are provided inside the partition plate 10, a guide frame 12 is fixedly welded on the back of the power distribution cabinet body 1, and a filter screen 13 is slidably connected inside the guide frame 12, a control box 14 and a protection box 15 are fixedly installed on the right outer wall of the power distribution cabinet body 1, and a battery 16 and a buzzer 17 are fixedly installed inside the protection box 15, a blocking plate 18 is slidably connected inside the protection box 15, and a sound hole 19 is provided inside the blocking plate 18, and two bolts 20 are threadedly connected inside the protection box 15;

[0032] Specifically, when the power distribution cabinet body 1 is in use, the exhaust fan 3 is turned on, and the exhaust fan 3 extracts the gas inside the power distribution cabinet body 1. The extracted gas enters the exhaust fan 3 through the air duct 4, and then is discharged through the L-shaped pipe 6. The sleeve 7 can be connected to other pipes to discharge the gas. The fresh air will be filtered through the filter 13, and then enter between the partition plate 10 and the power distribution cabinet body 1 through the guide frame 12. Then, the fresh air enters above the partition plate 10 through the heat dissipation hole 11, which can achieve the effect of accelerating the air flow speed and the effect of accelerating the cooling.

[0033] If a short circuit or other problems cause a fire, smoke will be generated. At this time, under the action of the exhaust fan 3, the smoke will pass around the smoke sensor 5, triggering the smoke sensor 5, and then the smoke sensor 5 transmits a signal to the inside of the controller, and then the buzzer 17 sounds. The controller needs to control the circuit breaker 8 to disconnect to ensure that the power distribution cabinet body 1 is in a power-off state, which can reduce losses;

[0034] In the embodiment: the outer walls of the three L-shaped tubes 6 are rotatably connected to the inside of the power distribution cabinet body 1, and the control box 14 is arranged above the protection box 15;

[0035] Specifically, the L-shaped tube 6 is rotatably connected to the inside of the power distribution cabinet body 1, and the angle of the L-shaped tube 6 can be adjusted. The control box 14 is arranged above the protection box 15, which can facilitate signal transmission;

[0036] In the embodiment: two bolts 20 are arranged through the inside of the blocking plate 18, the sound hole 19 is arranged corresponding to the buzzer 17, the control box 14 is provided with a controller, and the controller is provided with a WIFI module, a GSM module and a 230MHZ wireless module;

[0037] Specifically, the bolt 20 is set through the inside of the blocking plate 18, and the blocking plate 18 can be fixed inside the guide frame 12. The sound hole 19 is set corresponding to the buzzer 17, which can easily spread the sound to achieve the effect of early warning. The WIFI module, GSM module and 230MHZ wireless module are set inside the control box 14, wherein the WIFI module is used to connect to the network, the GSM module is a long-distance control module, which is used to remotely control the early warning function, and the 230MHZ wireless module is used to receive signals. Through the electrical connection between these modules, mobile phone interconnection, long-distance remote control and other functions are realized, and the effect of dual-network early warning is achieved;

[0038] The controller and buzzer 17 are both electrically connected to the battery 16 and can be used when the power is off. The battery 16 is used as a backup power source and can give an early warning in the event of a power outage.

[0039] Working principle: If a short circuit or other problems cause a fire, smoke will be generated. At this time, under the action of the exhaust fan 3, the smoke will pass around the smoke sensor 5, triggering the smoke sensor 5. The smoke sensor 5 transmits the signal to the inside of the controller, and the buzzer 17 sounds. The controller needs to control the circuit breaker protector 8 to disconnect to ensure that the distribution cabinet main body 1 is in a power-off state, which can reduce losses. Compared with related technologies, the alarm structure and distribution cabinet of a smart grid distribution cabinet provided by the present invention have the following beneficial effects: It solves the problem in the prior art that only a smoke sensor 5 is provided in the distribution box, and no power-off and alarm device is provided, which cannot quickly attract the attention of the staff, delays the fire extinguishing time, and causes irreparable losses to the distribution cabinet.

[0040] Embodiment 2:

[0041] Please refer to Figure 1-9 ,

[0042] Four springs 21 are fixedly welded on the inner side of the power distribution cabinet body 1, four slide bars 22 are fixedly installed inside the power distribution cabinet body 1, and the outer walls of the four slide bars 22 are slidably connected with a mounting plate 23, and a threaded rod 24 is fixedly installed on the inner side of the power distribution cabinet body 1, and the outer wall of the threaded rod 24 is threadedly connected with an extrusion tube 25;

[0043] Specifically, when the position of the mounting plate 23 needs to be adjusted, the rotating disk is rotated, the rotating disk will drive the extrusion tube 25 to rotate, and then the rotating disk squeezes the mounting plate 23, the mounting plate 23 will press the slide bar 22 to move, and the spring 21 can be squeezed while the distance between the mounting plate 23 and the power distribution cabinet body 1 can be adjusted. By adjusting the distance between the mounting plate 23 and the inner side of the power distribution cabinet body 1, the effect of convenient installation of electrical equipment can be achieved by adjusting the distance, and it can also be suitable for the installation of electrical equipment of different sizes;

[0044] In the embodiment: the outer walls of the four springs 21 are fixedly welded to the side of the mounting plate 23 close to the power distribution cabinet body 1, and the four slide bars 22 are fixedly installed with a limit plate on the side away from the power distribution cabinet body 1;

[0045] Specifically, the spring 21 is welded to the mounting plate 23 to achieve the effect of supporting the mounting plate 23, and a limit plate is fixedly installed on the side of the slide bar 22 away from the power distribution cabinet body 1, which can achieve the effect of limiting the leftward movement of the mounting plate 23;

[0046] In the embodiment: a rotating disk is fixedly mounted on one end of the extrusion tube 25 away from the threaded rod 24, a cross groove is provided inside the rotating disk, and the outer wall of the rotating disk is movably connected to the outer wall of the mounting plate 23;

[0047] Specifically, the rotating disk disposed on the left side of the extrusion tube 25 can drive the extrusion tube 25 to rotate, so as to achieve the effect of conveniently rotating the extrusion tube 25, and the rotating extrusion tube 25 can rotate along the threaded rod 24;

[0048] Working principle: When the position of the mounting plate 23 needs to be adjusted, the rotating disk drives the extrusion tube 25 to rotate, and the rotating disk squeezes the mounting plate 23, and the mounting plate 23 will press the slide bar 22 to move, and the spring 21 can be squeezed while the spacing between the mounting plate 23 and the main body 1 of the distribution cabinet can be adjusted. By adjusting the spacing between the mounting plate 23 and the inner side of the main body 1 of the distribution cabinet, compared with the related art, the alarm structure of the smart grid distribution cabinet and the distribution cabinet provided by the present invention have the following beneficial effects: the effect of convenient installation of electrical equipment can be achieved by adjusting the spacing, and it can also be suitable for the installation of electrical equipment of different sizes;

[0049] Embodiment 3:

[0050] Please refer to Figure 1-9 ,

[0051] A plurality of harness tubes 26 are provided inside the power distribution cabinet body 1, and rubber rings 27 are fixedly sleeved on the outer walls of the plurality of harness tubes 26, and harness covers 28 are movably sleeved on the outer walls of the plurality of harness tubes 26, and sealing rings 29 are fixedly installed on the inner sides of the plurality of harness covers 28, and a plurality of sliding holes are provided inside the harness covers 28, and connecting belts 30 are fixedly installed inside the plurality of sliding holes, and plugging covers 31 are fixedly sleeved on the outer walls of the plurality of connecting belts 30;

[0052] Specifically, when the power cord needs to pass through the harness tube 26, the harness cover 28 is removed from the outer wall of the harness tube 26, and then the number of plugging covers 31 on the harness cover 28 is determined according to the thickness and number of the harnesses. When the plugging cover 31 needs to be removed, the connecting belt 30 can be disconnected by squeezing the plugging cover 31, and then the plugging cover 31 is removed to expose the sliding hole, and then the power cord can be passed through the sliding hole, and the sealing ring 29 is connected with the rubber ring 27 to achieve the effect of sealing the harness cover 28;

[0053] In the embodiment: a gap of 2 mm is left between the plurality of blocking covers 31 and the plurality of sliding holes, and the plurality of sealing rings 29 are movably connected with the plurality of rubber rings 27;

[0054] Specifically, a gap is left between the blocking cover 31 and the sliding hole, so that the blocking cover 31 can be easily removed. When the power cord needs to pass through the sliding hole, the blocking cover 31 is squeezed to disconnect the connecting belt 30, and then the sliding hole can be exposed. Then, the power cord can be passed through the sliding hole to achieve the effect of threading. The sealing ring 29 and the rubber ring 27 are movably connected together, which can achieve the effect of sealing the connection harness cover 28.

[0055] In the embodiment: the circuit breaker 8, the smoke sensor 5, the buzzer 17 and the controller are existing structures, and the control circuit can be realized by simple programming by a person skilled in the art, which belongs to the common knowledge in the art, and is only used without modification, so the control method and circuit connection are not described in detail;

[0056] Working principle: when the power cord needs to be passed through the wire harness tube 26, the wire harness cover 28 is removed from the outer wall of the wire harness tube 26. The number of plugging covers 31 on the wire harness cover 28 to be removed is determined based on the thickness and number of the wire harnesses. After removing the plugging cover 31, the sliding hole is exposed, and the power cord can be passed through the sliding hole. The sealing ring 29 is connected with the rubber ring 27 to achieve the effect of sealing the connection of the wire harness cover 28. Compared with the related art, the alarm structure and distribution cabinet of a smart power grid distribution cabinet provided by the present invention have the following beneficial effects: the effect of fixing the power cord can be achieved, and the setting of the plugging cover 31 can prevent animals from entering the cabinet and prevent animals from biting off the power cord.

[0057] 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. A smart grid distribution cabinet alarm structure and a distribution cabinet, comprising a distribution cabinet body (1), characterized in that: A cabinet door body (2) is arranged on the inner side of the power distribution cabinet body (1), three exhaust fans (3) are fixedly installed on the inner side of the power distribution cabinet body (1), air guide pipes (4) are fixedly inserted at the input ends of the three exhaust fans (3), smoke sensors (5) are arranged at the ends of the three air guide pipes (4) away from the exhaust fans (3), L-shaped tubes (6) are rotatably connected to the output ends of the three exhaust fans (3), sleeves (7) are rotatably connected to the ends of the three L-shaped tubes (6) away from the exhaust fans (3), a circuit breaker (8) is fixedly installed on the left inner wall of the power distribution cabinet body (1), air vents (9) are opened inside the power distribution cabinet body (1), and the power distribution cabinet body (1) is provided with a plurality of air vents (9). ) is fixedly installed inside, and a plurality of heat dissipation holes (11) are opened inside the partition plate (10); a guide frame (12) is fixedly welded on the back of the power distribution cabinet body (1); a filter screen (13) is slidably connected inside the guide frame (12); a control box (14) and a protection box (15) are fixedly installed on the right outer wall of the power distribution cabinet body (1); a battery (16) and a buzzer (17) are fixedly installed inside the protection box (15); a sealing plate (18) is slidably connected inside the protection box (15); a sound hole (19) is opened inside the sealing plate (18); and two bolts (20) are threadedly connected inside the protection box (15).

2. The smart grid distribution cabinet alarm structure and distribution cabinet according to claim 1, characterized in that: Four springs (21) are fixedly welded on the inner side of the power distribution cabinet body (1), four sliding rods (22) are fixedly installed inside the power distribution cabinet body (1), the outer walls of the four sliding rods (22) are slidably connected to a mounting plate (23), a threaded rod (24) is fixedly installed on the inner side of the power distribution cabinet body (1), and the outer wall of the threaded rod (24) is threadedly connected to an extrusion tube (25).

3. The smart grid distribution cabinet alarm structure and distribution cabinet according to claim 1, characterized in that: A plurality of wiring harness tubes (26) are provided inside the power distribution cabinet body (1), the outer walls of the plurality of wiring harness tubes (26) are fixedly sleeved with rubber rings (27), the outer walls of the plurality of wiring harness tubes (26) are movably sleeved with wiring harness covers (28), the inner sides of the plurality of wiring harness covers (28) are fixedly installed with sealing rings (29), the interior of the wiring harness cover (28) is provided with a plurality of sliding holes, the interior of the plurality of sliding holes is fixedly installed with connecting belts (30), and the outer walls of the plurality of connecting belts (30) are fixedly sleeved with blocking covers (31).

4. The smart grid distribution cabinet alarm structure and distribution cabinet according to claim 3, characterized in that: A gap of 2 mm is left between the plurality of blocking covers (31) and the plurality of sliding holes, and the plurality of sealing rings (29) are movably connected to the plurality of rubber rings (27).

5. The smart grid distribution cabinet alarm structure and distribution cabinet according to claim 2, characterized in that: The outer walls of the four springs (21) are fixedly welded to a side of the mounting plate (23) close to the power distribution cabinet body (1), and a limiting plate is fixedly mounted on a side of the four slide bars (22) away from the power distribution cabinet body (1).

6. The smart grid distribution cabinet alarm structure and distribution cabinet according to claim 2, characterized in that: A rotating disk is fixedly mounted on one end of the extrusion tube (25) away from the threaded rod (24), a cross groove is provided inside the rotating disk, and the outer wall of the rotating disk is movably connected to the outer wall of the mounting plate (23).

7. The smart grid distribution cabinet alarm structure and distribution cabinet according to claim 1, characterized in that: The outer walls of the three L-shaped tubes (6) are rotatably connected to the inside of the power distribution cabinet body (1), and the control box (14) is arranged above the protection box (15).

8. The smart grid distribution cabinet alarm structure and distribution cabinet according to claim 1, characterized in that: The two bolts (20) are arranged to penetrate the interior of the blocking plate (18); the sound hole (19) is arranged corresponding to the buzzer (17); a controller is arranged inside the control box (14); and a WIFI module, a GSM module and a 230MHZ wireless module are arranged inside the controller.

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