Power supply and distribution cabinet with protection device and protection method thereof

Abstract

The invention discloses a power supply and distribution cabinet with a protection device and a protection method thereof, and belongs to the technical field of power distribution cabinets, the power supply and distribution cabinet comprises a base, a cabinet body is arranged at the upper end of the base, solar panels are arranged on the two sides of the upper end of the cabinet body, heat dissipation notches are formed in the two sides of the cabinet body, and a partition plate is fixedly arranged in the cabinet body. The electric power facility is arranged above the partition plate, the heat dissipation assembly is arranged below the partition plate, the cable fixing assembly is arranged at the rear end of the electric power facility, the transverse plate is arranged above the electric power facility and fixedly connected with the cabinet body, and the cabinet door is rotationally arranged at the front end of the cabinet body. And a controller and a battery pack are arranged at the upper end of the transverse plate. According to the power supply and distribution cabinet with the protection device and the protection method of the power supply and distribution cabinet, through cooperation of the heat dissipation assembly and the heat dissipation net plate, faults such as short circuit of electric power facilities in the cabinet body are effectively prevented, the power distribution cabinet is effectively protected, and the service life of the power distribution cabinet is prolonged.

Description

Technical Field

[0001] The present invention relates to the technical field of power distribution cabinets, and in particular to a power distribution cabinet with a protection device and a protection method thereof. Background Art

[0002] New energy vehicles refer to vehicles that use unconventional automotive fuels as their power source and integrate advanced technologies in vehicle power control and drive to form vehicles with advanced technical principles, new technologies, and new structures. They are currently widely used in high-voltage distribution cabinets on various electric vehicles, and distribution cabinets play a very important role in new energy vehicles.

[0003] When the existing distribution cabinet is in operation for a long time, the heat dissipation effect is not obvious due to the high temperature inside the cabinet, which leads to short circuit and other faults in the power facilities. The protection performance is poor and the service life of the distribution cabinet is reduced. Summary of the invention

[0004] The purpose of the present invention is to provide a power distribution cabinet with a protective device and a protection method thereof, which effectively prevents short circuit and other faults in the power facilities inside the cabinet through the cooperation of the heat dissipation component and the heat dissipation mesh plate, thereby effectively protecting the power distribution cabinet, extending the service life of the power distribution cabinet, and solving the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a power supply and distribution cabinet with a protective device, comprising a base, a cabinet body is arranged at the upper end of the base, solar panels are arranged on both sides of the upper end of the cabinet body, heat dissipation slots are arranged on both sides of the cabinet body, a partition is fixedly arranged inside the cabinet body, power facilities are arranged above the partition, a heat dissipation component is arranged below the partition, a cable fixing component is arranged at the rear end of the power facility, a horizontal plate is arranged above the power facility, and the horizontal plate is fixedly connected to the cabinet body, a cabinet door is rotatably arranged at the front end of the cabinet body, a controller and a battery pack are arranged at the upper end of the horizontal plate, a temperature sensor is installed at the bottom of the horizontal plate, and a lighting lamp is arranged on one side of the temperature sensor.

[0006] Furthermore, a shutter is installed inside the heat dissipation slot, and a heat dissipation mesh plate is arranged on one side of the shutter.

[0007] Furthermore, the heat dissipation assembly includes a heat dissipation main pipe, which is fixedly connected to the partition through a clamp ring, and air outlet pipe heads are provided on both sides of the heat dissipation main pipe, and the air outlet pipe heads are fixedly connected to the heat dissipation main pipe through a telescopic hose.

[0008] Furthermore, a baffle is fixedly provided at the center position inside the heat dissipation main pipe, an air suction pump is provided at the upper end of the heat dissipation main pipe, an air intake pipe is provided at the upper end of the air suction pump, and one end of the air intake pipe passes through the partition and is connected to an air collecting hood.

[0009] Furthermore, mounting plates are fixedly provided at the upper and lower ends of the air outlet pipe head, and the heat dissipation mesh plate is slidably connected to the sliding groove of the mounting plate via a mounting slider.

[0010] Furthermore, a plug rod is provided on one side of the mounting plate close to the heat dissipation slot for cooperating with a slot of the cabinet, and an anti-slip sleeve is provided on the outer wall of the plug rod.

[0011] Furthermore, the cable fixing assembly includes a lower positioning plate, a first fixing seat is arranged on one side of the lower positioning plate, a second fixing seat is arranged on the other side of the lower positioning plate, and guide grooves are provided on opposite sides of the first fixing seat and the second fixing seat.

[0012] Furthermore, a screw is provided inside the first fixing seat, a guide rod is provided inside the second fixing seat, an upper positioning plate is provided above the lower positioning plate, both sides of the upper positioning plate are connected to the screw and the guide rod through moving blocks respectively, and semicircular grooves are provided on opposite sides of the lower positioning plate and the upper positioning plate.

[0013] Furthermore, the air suction pump, the temperature sensor and the battery pack are all electrically connected to the controller.

[0014] The present invention provides another technical solution: a protection method for a power supply and distribution cabinet equipped with a protection device, comprising the following steps: Step 1: Pass the cable through the threading hole at the rear end of the cabinet and place the cable in the semicircular groove of the lower positioning plate. Adjust the distance between the upper positioning plate and the lower positioning plate by turning the screw to fix the cable. Step 2: Install the heat dissipation main pipe at the bottom of the partition through the clamp ring. The cooperation of the installation slider and the slide groove facilitates the rapid installation between the heat dissipation mesh plate and the mounting plate. Then, by moving the air outlet pipe head, the telescopic hose can be extended, so that the heat dissipation mesh plate enters the heat dissipation slot to be limited, and the insertion rod enters the slot to complete the positioning of the air outlet pipe head; Step 3: Monitor the temperature inside the cabinet through the temperature sensor. When the cabinet needs to be cooled, start the suction pump through the controller, so that the heat generated by the power facilities at the upper end of the partition is introduced into the heat dissipation main pipe through the air inlet pipe, and then transferred out from the heat dissipation slot through the telescopic hose and the air outlet pipe head; Step 4: Use solar panels to convert light energy into electrical energy, and then charge the battery pack. When the controller is out of power, the battery pack will power the controller. Step 5: Move the air outlet pipe head to move the rod away from the slot, and at the same time drive the heat dissipation mesh plate away from the heat dissipation slot, and then remove the heat dissipation mesh plate by sliding, so as to clean the heat dissipation mesh plate.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. The power supply and distribution cabinet with protection device and the protection method thereof proposed in the present invention cooperate with the heat dissipation component and the heat dissipation mesh plate, monitor the internal temperature of the cabinet through the temperature sensor, and when the inside of the cabinet needs to be cooled, the suction pump is turned on by the controller, so that the heat generated by the power facilities at the upper end of the partition plate is introduced into the heat dissipation main pipe through the air inlet pipe, and then transmitted from the heat dissipation slot through the telescopic hose and the air outlet pipe head. The shutters and the heat dissipation mesh plate can effectively increase the heat dissipation area and accelerate the heat dissipation. The air collecting hood can increase the heat collection efficiency and effectively prevent the power facilities inside the cabinet from short circuit and other faults, which effectively protects the distribution cabinet and prolongs the service life of the distribution cabinet. The heat dissipation mesh plate can be disassembled under the movement of the air outlet pipe head, which is convenient for cleaning the dust on the heat dissipation mesh plate to avoid mesh clogging affecting the heat dissipation effect.

[0016] 2. The power supply and distribution cabinet with protection device and the protection method thereof proposed by the present invention, through the setting of cable fixing components, the cable is placed in the semicircular groove of the lower positioning plate, and the distance between the upper positioning plate and the lower positioning plate is adjusted by rotating the screw rod so as to fix the cable, which is not only convenient for combing the cable, but also can prevent the cable from loosening and poor contact, thereby improving the firmness of the cable connection. By setting a solar panel to absorb light and convert light energy into electrical energy, and then charging the battery pack, when the controller is out of power, the controller is powered by the battery pack, thereby ensuring the endurance of the controller, and then ensuring the heat dissipation effect of the distribution cabinet, which is beneficial to saving the power consumption of the distribution cabinet and achieving energy-saving effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the internal structure of the cabinet of the present invention; Figure 3 It is a schematic diagram of the structure of the horizontal plate of the present invention when viewed from above; Figure 4 is a schematic cross-sectional structural diagram of the heat dissipation assembly of the present invention; Figure 5 It is a schematic diagram of the side view structure of the insertion rod of the present invention; Figure 6 It is a schematic diagram of the structure of the cable fixing assembly of the present invention; Figure 7 It is a schematic diagram of the guide rod structure of the present invention.

[0018] In the figure: 1, base; 2, cabinet; 3, solar panel; 4, heat dissipation slot; 5, partition; 6, heat dissipation component; 7, power facilities; 8, cable fixing component; 9, cross plate; 21, cabinet door; 41, shutter; 42, heat dissipation mesh plate; 43, installation slide; 61, heat dissipation main pipe; 62, baffle; 63, suction pump; 64, air inlet pipe; 65, air collecting hood; 66, air outlet pipe head; 67, telescopic hose; 68, plug rod; 69, mounting plate; 6801, anti-slip sleeve; 81, lower positioning plate; 82, upper positioning plate; 83, semicircular groove; 84, first fixing seat; 85, second fixing seat; 86, guide rod; 87, screw; 91, controller; 92, battery pack; 93, temperature sensor; 94, lighting. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-Figure 7 A power distribution cabinet with a protective device includes a base 1, a cabinet body 2 is arranged on the upper end of the base 1, and solar panels 3 are arranged on both sides of the upper end of the cabinet body 2. The solar panels 3 are used to absorb light, convert light energy into electrical energy, and then charge the battery pack 92. When the controller 91 is out of power, the controller 91 is powered by the battery pack 92, thereby ensuring the endurance of the controller 91, thereby ensuring the heat dissipation effect of the power distribution cabinet, which is beneficial to saving the power consumption of the power distribution cabinet and achieving energy saving. Heat dissipation slots 4 are arranged on both sides of the cabinet body 2, and a partition 5 is fixedly arranged inside the cabinet body 2, and a The power facility 7 is provided with a heat dissipation component 6 below the partition 5, a cable fixing component 8 is provided at the rear end of the power facility 7, a horizontal plate 9 is provided above the power facility 7, and the horizontal plate 9 is fixedly connected to the cabinet 2, a cabinet door 21 is rotatably provided at the front end of the cabinet 2, a controller 91 and a battery pack 92 are provided at the upper end of the horizontal plate 9, a temperature sensor 93 is installed at the bottom of the horizontal plate 9, and a lighting lamp 94 is provided on one side of the temperature sensor 93. When the lighting lamp 94 is turned on, it is convenient for the staff to better inspect and repair the power facility 7. The suction pump 63, the temperature sensor 93 and the battery pack 92 are all electrically connected to the controller 91.

[0021] A louver 41 is installed inside the heat dissipation slot 4, and a heat dissipation mesh plate 42 is arranged on one side of the louver 41. The louver 41 and the heat dissipation mesh plate 42 can effectively increase the heat dissipation area and accelerate the heat dissipation.

[0022] The heat dissipation assembly 6 includes a heat dissipation main pipe 61, which is fixedly connected to the partition 5 through a clamping ring to facilitate the installation of the heat dissipation main pipe 61. Air outlet pipe heads 66 are provided on both sides of the heat dissipation main pipe 61. The air outlet pipe head 66 is fixedly connected to the heat dissipation main pipe 61 through a telescopic hose 67. By moving the air outlet pipe head 66, the telescopic hose 67 can be extended or shortened, which facilitates the installation and disassembly of the heat dissipation mesh plate 42.

[0023] A baffle 62 is fixedly provided at the center position inside the heat dissipation main pipe 61, so that the heat entering the heat dissipation main pipe 61 is transferred out from both ends of the heat dissipation main pipe 61 respectively, thereby improving the heat dissipation efficiency. An air suction pump 63 is provided at the upper end of the heat dissipation main pipe 61, and an air intake pipe 64 is provided at the upper end of the air suction pump 63. One end of the air intake pipe 64 passes through the partition 5 and is connected to an air collecting hood 65. By starting the air suction pump 63, the heat generated by the power facility 7 at the upper end of the partition 5 is introduced into the heat dissipation main pipe 61 through the air intake pipe 64. The air collecting hood 65 can increase the heat collection efficiency.

[0024] The upper and lower ends of the air outlet pipe head 66 are fixedly provided with mounting plates 69, and the heat dissipation mesh plate 42 is slidably connected to the slide groove of the mounting plate 69 through the mounting slider 43. The cooperation between the mounting slider 43 and the slide groove facilitates the rapid installation and disassembly between the heat dissipation mesh plate 42 and the mounting plate 69. By setting a detachable heat dissipation mesh plate 42, it is convenient to clean the dust on the heat dissipation mesh plate 42 to avoid clogging of the mesh and affecting the heat dissipation effect.

[0025] A plug rod 68 is provided on one side of the mounting plate 69 close to the heat dissipation slot 4 for cooperating with the slot of the cabinet 2. An anti-slip sleeve 6801 is provided on the outer wall of the plug rod 68. After the heat dissipation mesh plate 42 is installed on the mounting plate 69, it enters the heat dissipation slot 4 under the movement of the air outlet pipe head 66 to be limited. The positioning of the air outlet pipe head 66 is achieved through the cooperation between the plug rod 68 and the slot. The anti-slip sleeve 6801 can increase the friction force, play an anti-slip effect, and prevent the plug rod 68 from slipping.

[0026] The cable fixing assembly 8 includes a lower positioning plate 81, a first fixing seat 84 is provided on one side of the lower positioning plate 81, a second fixing seat 85 is provided on the other side of the lower positioning plate 81, a guide groove is provided on the opposite side of the first fixing seat 84 and the second fixing seat 85, a screw 87 is provided inside the first fixing seat 84, a guide rod 86 is provided inside the second fixing seat 85, an upper positioning plate 82 is provided above the lower positioning plate 81, both sides of the upper positioning plate 82 are connected to the screw 87 and the guide rod 86 through moving blocks, and a semicircular groove is provided on the opposite side of the lower positioning plate 81 and the upper positioning plate 82 Slot 83, the cable enters the cabinet 2 through the threading hole at the rear end of the cabinet 2, and the cable is placed in the semicircular groove 83 of the lower positioning plate 81, and then the screw 87 is rotated, and the screw 87 is connected to the moving block on one side of the upper positioning plate 82, thereby controlling the lifting and lowering of the upper positioning plate 82, thereby adjusting the distance between the upper positioning plate 82 and the lower positioning plate 81, so as to fix the cable, which is not only convenient for combing the cable, but also can prevent the cable from loosening and poor contact, thereby improving the firmness of the cable connection, and the stability of the upper positioning plate 82 during movement is guaranteed through the cooperation of the guide groove, the guide rod 86 and the moving block.

[0027] In order to better demonstrate the process of realizing a power supply and distribution cabinet with a protective device, this embodiment proposes a protection method for a power supply and distribution cabinet with a protective device, including the following steps: Step 1: The cable enters the cabinet 2 through the threading hole at the rear end of the cabinet 2, and the cable is placed in the semicircular groove 83 of the lower positioning plate 81. The distance between the upper positioning plate 82 and the lower positioning plate 81 is adjusted by rotating the screw 87 so as to fix the cable; Step 2: Install the heat dissipation main pipe 61 at the bottom of the partition 5 through the clamp ring. The cooperation between the installation slider 43 and the slide groove facilitates the rapid installation between the heat dissipation mesh plate 42 and the mounting plate 69. Then, by moving the air outlet pipe head 66, the telescopic hose 67 can be extended, so that the heat dissipation mesh plate 42 enters the heat dissipation slot 4 to be limited, and at the same time, the insertion rod 68 enters the slot to complete the positioning of the air outlet pipe head 66. Step 3: The temperature inside the cabinet 2 is monitored by the temperature sensor 93. When the cabinet 2 needs to be cooled, the air suction pump 63 is turned on by the controller 91, so that the heat generated by the power facility 7 at the upper end of the partition 5 is introduced into the heat dissipation main pipe 61 through the air inlet pipe 64, and then transferred out from the heat dissipation slot 4 through the telescopic hose 67 and the air outlet pipe head 66; Step 4: Use the solar panel 3 to convert light energy into electrical energy, and then charge the battery pack 92. When the controller 91 is out of power, the battery pack 92 supplies power to the controller 91; Step 5: Move the air outlet pipe head 66 to move the insertion rod 68 away from the slot, and at the same time drive the heat dissipation mesh plate 42 away from the heat dissipation slot 4, and then remove the heat dissipation mesh plate 42 by sliding, so as to clean the heat dissipation mesh plate 42.

[0028] In summary, the power distribution cabinet with protection device and the protection method thereof proposed by the present invention, through the cooperation of the heat dissipation component 6 and the heat dissipation mesh plate 42, the temperature inside the cabinet 2 is monitored by the temperature sensor 93. When the inside of the cabinet 2 needs to be cooled, the suction pump 63 is turned on by the controller 91, so that the heat generated by the power facility 7 at the upper end of the partition 5 is introduced into the heat dissipation main pipe 61 through the air inlet pipe 64, and then transmitted from the heat dissipation slot 4 through the telescopic hose 67 and the air outlet pipe head 66, effectively preventing the power facility 7 inside the cabinet 2 from short circuit and other faults, playing an effective protective role for the distribution cabinet, and extending the service life of the distribution cabinet. The heat dissipation mesh plate 42 can be disassembled under the movement of the air outlet pipe head 66, which is convenient for the heat dissipation mesh plate 42. The dust is cleaned to avoid mesh clogging and affecting the heat dissipation effect. The cable fixing assembly 8 is set to place the cable in the semicircular groove 83 of the lower positioning plate 81. The screw 87 is turned to adjust the distance between the upper positioning plate 82 and the lower positioning plate 81 so that the cable can be fixed. This not only facilitates the combing of the cable, but also avoids the loosening of the cable and poor contact, thereby improving the firmness of the cable connection. The solar panel 3 is set to absorb light, convert light energy into electrical energy, and then charge the battery pack 92. When the controller 91 is out of power, the controller 91 is powered by the battery pack 92, thereby ensuring the endurance of the controller 91, and then ensuring the heat dissipation effect of the distribution cabinet, which is beneficial to saving the power consumption of the distribution cabinet and achieving energy-saving effect.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A power supply and distribution cabinet with a protective device, comprising a base (1), characterized in that: A cabinet (2) is arranged at the upper end of the base (1), solar panels (3) are arranged on both sides of the upper end of the cabinet (2), heat dissipation slots (4) are arranged on both sides of the cabinet (2), a partition (5) is fixedly arranged inside the cabinet (2), a power facility (7) is arranged above the partition (5), a heat dissipation component (6) is arranged below the partition (5), a cable fixing component (8) is arranged at the rear end of the power facility (7), a horizontal plate (9) is arranged above the power facility (7), and the horizontal plate (9) is fixedly connected to the cabinet (2), a cabinet door (21) is rotatably arranged at the front end of the cabinet (2), a controller (91) and a battery pack (92) are arranged at the upper end of the horizontal plate (9), a temperature sensor (93) is installed at the bottom of the horizontal plate (9), and a lighting lamp (94) is arranged on one side of the temperature sensor (93).

2. A power supply and distribution cabinet with a protective device according to claim 1, characterized in that: A louver (41) is installed inside the heat dissipation slot (4), and a heat dissipation mesh plate (42) is provided on one side of the louver (41).

3. A power supply and distribution cabinet with a protective device according to claim 2, characterized in that: The heat dissipation assembly (6) comprises a heat dissipation main pipe (61), the heat dissipation main pipe (61) being fixedly connected to the partition plate (5) via a clamping ring, air outlet pipe heads (66) being provided on both sides of the heat dissipation main pipe (61), the air outlet pipe heads (66) being fixedly connected to the heat dissipation main pipe (61) via a telescopic hose (67).

4. A power supply and distribution cabinet with a protective device according to claim 3, characterized in that: A baffle (62) is fixedly arranged at the central position inside the heat dissipation main pipe (61), an air suction pump (63) is arranged at the upper end of the heat dissipation main pipe (61), an air intake pipe (64) is arranged at the upper end of the air suction pump (63), and one end of the air intake pipe (64) passes through the partition plate (5) and is connected to an air collecting hood (65).

5. A power supply and distribution cabinet with a protective device according to claim 4, characterized in that: The upper and lower ends of the air outlet pipe head (66) are both fixedly provided with mounting plates (69), and the heat dissipation mesh plate (42) is slidably connected to the sliding groove of the mounting plate (69) via the mounting slider (43).

6. A power supply and distribution cabinet with a protective device according to claim 5, characterized in that: A plug rod (68) is provided on one side of the mounting plate (69) close to the heat dissipation slot (4) for cooperating with a slot of the cabinet (2), and an anti-slip sleeve (6801) is provided on the outer wall of the plug rod (68).

7. A power supply and distribution cabinet with a protective device according to claim 6, characterized in that: The cable fixing assembly (8) comprises a lower positioning plate (81), a first fixing seat (84) is provided on one side of the lower positioning plate (81), a second fixing seat (85) is provided on the other side of the lower positioning plate (81), and guide grooves are provided on opposite sides of the first fixing seat (84) and the second fixing seat (85).

8. A power supply and distribution cabinet with a protective device according to claim 7, characterized in that: A screw rod (87) is disposed inside the first fixing seat (84), a guide rod (86) is disposed inside the second fixing seat (85), an upper positioning plate (82) is disposed above the lower positioning plate (81), two sides of the upper positioning plate (82) are respectively connected to the screw rod (87) and the guide rod (86) via moving blocks, and semicircular grooves (83) are provided on opposite sides of the lower positioning plate (81) and the upper positioning plate (82).

9. A power supply and distribution cabinet with a protective device according to claim 8, characterized in that: The air suction pump (63), the temperature sensor (93) and the battery pack (92) are all electrically connected to the controller (91).

10. A protection method for a power supply and distribution cabinet equipped with a protection device according to claim 9, characterized in that: The steps include: Step 1: The cable enters the cabinet (2) through the threading hole at the rear end of the cabinet (2), and the cable is placed in the semicircular groove (83) of the lower positioning plate (81). The distance between the upper positioning plate (82) and the lower positioning plate (81) is adjusted by rotating the screw (87) so as to fix the cable; Step 2: Install the heat dissipation main pipe (61) on the bottom of the partition (5) through the clamping ring, and facilitate the rapid installation between the heat dissipation mesh plate (42) and the mounting plate (69) by cooperating with the installation slider (43) and the slide groove. Then, by moving the air outlet pipe head (66), the telescopic hose (67) can be driven to extend, so that the heat dissipation mesh plate (42) enters the heat dissipation slot (4) to be limited, and at the same time, the insertion rod (68) enters the slot to complete the positioning of the air outlet pipe head (66); Step 3: The temperature inside the cabinet (2) is monitored by the temperature sensor (93). When the inside of the cabinet (2) needs to be cooled, the air suction pump (63) is turned on by the controller (91), so that the heat generated by the power facility (7) at the upper end of the partition (5) is introduced into the heat dissipation main pipe (61) through the air inlet pipe (64), and then transferred out from the heat dissipation slot (4) through the telescopic hose (67) and the air outlet pipe head (66); Step 4: using the solar panel (3) to convert light energy into electrical energy, and then charging the battery pack (92); when the controller (91) is out of power, the battery pack (92) supplies power to the controller (91); Step 5: Move the air outlet pipe head (66) to move the insertion rod (68) away from the slot, and at the same time drive the heat dissipation mesh plate (42) away from the heat dissipation slot (4), and then remove the heat dissipation mesh plate (42) by sliding, so as to clean the heat dissipation mesh plate (42).

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