Waterproof device of power distribution cabinet

Abstract

The invention discloses a waterproof device for a power distribution cabinet, and relates to the technical field of power distribution cabinets. The waterproof device of the power distribution cabinet comprises a box body, a supporting device, a waterproof top device, a cable fixing device, a door plate device and a vent hole. Firstly, the box body serves as a main body frame of the whole device, provides an accommodating space for internal elements and has a basic protection function; the supporting device is indispensable and plays a role in stably supporting the box body, so that the power distribution cabinet can be kept in a stable posture in various environments, and the power distribution cabinet is prevented from toppling or shaking due to the influence of external force. The waterproof top device is the key of the waterproof function and can effectively prevent liquid such as rainwater from invading into the power distribution cabinet from the top so as to protect internal electrical elements from flood. The cable fixing device is responsible for properly fixing cables connected with the power distribution cabinet, and the door plate device is convenient for personnel to operate and overhaul the interior of the power distribution cabinet and has certain sealing performance.

Description

Technical Field

[0001] The invention relates to the technical field of power distribution cabinets, and in particular to a waterproof device for a power distribution cabinet. Background Art

[0002] As the final equipment of the power distribution system, the power distribution cabinet is often located in outdoor or industrial environments and must face various adverse weather conditions, such as rain, dust, high temperature and low temperature. In actual applications, the power distribution cabinet may be flooded due to weather reasons (such as extreme weather such as heavy rain and typhoons causing local flooding) or water leakage problems of the equipment itself (such as damage to waterproof equipment, blockage of drainage system, etc.), which may cause safety accidents such as leakage, damage other instruments, and affect the normal operation and service life of the equipment. In order to solve these problems, improve the adaptability and reliability of the power distribution cabinet in complex environments, and ensure the safety of electricity use, the power distribution cabinet waterproof device came into being. It can effectively isolate external moisture, avoid equipment failures and safety hazards caused by water ingress, improve the protection level of the power distribution cabinet, and ensure that the equipment can still work stably and safely in harsh environments.

[0003] Currently, the power distribution cabinet lacks effective support for floors of different flatness, and the waterproof setting lacks corresponding treatment measures for operators, and there is also a lack of corresponding wiring harness devices. Summary of the invention

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: A waterproof device for a power distribution cabinet. It includes a box body, the bottom of the box body is fixedly connected to a support device, the top of the box body is fixedly connected to a waterproof top device, the inner wall side of the box body is fixedly connected to a cable fixing device, the inner wall side of the box body is rotatably connected to a door panel device through a rotating pin, and the bottom of the inner wall of the box body is fixedly connected to a vent hole;

[0005] The supporting device includes a base plate bracket, the bottom of the base plate bracket is fixedly connected to the supporting bracket, the bottom of the inner wall of the supporting bracket passes through the box body and is rotatably connected to the first adjusting screw, a first spring is sleeved on and slidably connected to the first adjusting screw, the top of the first adjusting screw is fixedly connected to a limiting ring, the first spring is arranged between the bottom of the inner wall of the first adjusting screw and the bottom of the limiting ring, and the bottom side of the first adjusting screw is rotatably connected to a supporting mechanism.

[0006] Preferably, the supporting mechanism includes a triangular bracket, the bottom of which is penetrated by and threadedly connected with a second adjusting screw, the bottom of the second adjusting screw is rotatably connected to a supporting base plate, the bottom of the supporting base plate is fixedly connected with a rubber pad, and a mounting screw hole is provided on the top of the supporting base plate. The second adjusting screw rotates on the triangular bracket, thereby changing the distance from the supporting base plate to the triangular bracket, thereby adapting to installation requirements of different heights. At the same time, the setting of the mounting screw holes provides a variety of fixing methods to choose from, and the setting of the rubber pad increases the friction between the supporting base plate and the mounting surface, thereby increasing the stability of the installation of the distribution cabinet. At the same time, multiple groups of second adjusting screws can rotate under the drive of the triangular bracket, thereby changing the installation angle of the second adjusting screws, thereby increasing the adaptability of the installation of the distribution cabinet.

[0007] Preferably, the waterproof top device includes a waterproof shell, the top of the waterproof shell is fixedly connected to an arc-shaped guide plate, the top of the waterproof shell located on one side of the arc-shaped guide plate is fixedly connected to a diverter plate, the inner wall side of the waterproof shell is connected to an air outlet pipe, the bottom of the side of the waterproof shell is fixedly connected to an arc-shaped duct, the inner wall side of the waterproof shell is fixedly connected to an exhaust fan, the bottom of the waterproof shell is fixedly connected to the top of the box, and air is output from the air outlet pipe through the inner wall surface of the arc-shaped duct, thereby reducing the moisture on the surface of the arc-shaped duct. In order to promote the drainage of rainwater, the air outlet duct is an upward slanting through pipe, thereby reducing the possibility of rainwater entering the inside of the box from the air outlet duct, and at the same time guiding the air, thereby accelerating the drying of the surface of the arc duct, thereby promoting the flow of rainwater on the surface of the arc guide plate, and at the same time, the position of the arc duct above the door panel device is an arc baffle, thereby reducing the possibility of rainwater entering the inside of the box during internal inspection when it rains, and the rainwater flows along the surface of the arc duct, thereby preventing rainwater on the surface of the arc guide plate from falling directly on the operator, reducing the possibility of affecting the operation.

[0008] The locking mechanism is a hole that is fixedly connected to the locking mechanism, and the locking mechanism has a locking plate, and the locking mechanism has a lock on the locking mechanism.

[0009] Preferably, the wiring harness device includes a wiring harness housing, a first rotating shaft is fixedly connected to the bottom of the wiring harness housing, a rubber ring is sleeved and rotatably connected to the first rotating shaft, a second rotating shaft is penetrated and rotatably connected to the side of the first rotating shaft, an angle adjustment bracket is sleeved and fixedly connected to the second rotating shaft, a first spring sheet is fixedly connected to the bottom of the angle adjustment bracket, the bottom of the first spring sheet is fixedly connected to the wiring harness bracket, a rubber strip is fixedly connected to the side of the wiring harness bracket, and a self-locking device is fixedly connected to the inner wall of the wiring harness housing, the first spring sheet drives the wiring harness bracket to move, thereby realizing a multi-angle constraint function, and the first rotating shaft can rotate on the rubber ring, thereby providing multi-angle support, which is conducive to the arrangement of the wiring harness during the arrangement process, and the rubber ring provides friction so that the rotation of the first rotating shaft is limited by the friction force, thereby providing damping to fix the first rotating shaft in a suitable position, and the top of the angle adjustment bracket contacts the bottom of the rubber ring so that the angle adjustment bracket is limited to a suitable position, thereby fixing the angle adjustment bracket in a suitable position, which is conducive to multi-angle wiring harness arrangement.

[0010] Preferably, a slide groove matched with the wiring harness housing is provided on the side surface of the fixed base plate, and the wiring harness housing is slidably connected to the slide groove provided on the fixed base plate through a self-locking device.

[0011] Preferably, the self-locking device includes a self-locking operating rod and a self-locking base plate, the inner wall of the self-locking base plate is fixedly connected to a third spring, the side of the self-locking base plate is fixedly connected to a self-locking guide rod, the self-locking guide rod is sleeved and slidably connected to a guide rod bracket, the top of the self-locking base plate is fixedly connected to a second spring sheet, the bottom of the self-locking operating rod is fixedly connected to a limiting frame, the inner wall of the limiting frame is slidably connected to the side of the second spring sheet, so that the self-locking guide rod withdraws from the interior of the fixed base plate, thereby releasing it, so that the wiring harness housing can be moved, thereby realizing rapid disassembly and installation of the wiring harness housing, thereby realizing the need to adjust the installation quantity according to demand when arranging the wiring harness, thereby improving the neatness of the inside of the box, thereby improving the stability of the inside of the box, and the action of the spring keeps the installation of the wiring harness housing stable, and at the same time maintains a stable operating state under scenarios such as vibration.

[0012] Preferably, the self-locking guide rod passes through the side of the wiring harness housing and is slidably connected to the side of the wiring harness housing, the self-locking guide rod extends into the interior of the wiring harness housing, the top of the guide rod bracket is fixedly connected to the bottom of the inner wall of the wiring harness housing, and the side of the self-locking operating rod passes through and is slidably connected to the side of the inner wall of the wiring harness housing.

[0013] Preferably, the door panel device includes a door panel body, a sealing strip is fixedly connected to the side of the door panel body, a door panel handle is fixedly connected to the side of the door panel body away from the sealing strip, an arc-shaped plate frame is fixedly connected to the side of the door panel body located on the side of the door panel handle, an arc-shaped air guide plate is fixedly connected to the inner wall side of the arc-shaped plate frame, the door panel body is rotatably connected to the inner wall side of the box body by a rotating pin, and the arc-shaped air guide plate is a downward-facing arc-shaped guide plate, thereby ensuring air entry while reducing the possibility of moisture infiltration, thereby reducing the water vapor content inside the box body, and also facilitating the dissipation of heat inside the box body.

[0014] The present invention provides a waterproof device for a power distribution cabinet. It has the following beneficial effects:

[0015] (1) The waterproof device of the power distribution cabinet is provided with a second adjusting screw that rotates on the triangular bracket, thereby changing the distance from the supporting base plate to the triangular bracket, thereby adapting to installation requirements of different heights. At the same time, the setting of the mounting screw holes provides a variety of fixing methods for selection. The setting of the rubber pad increases the friction between the supporting base plate and the mounting surface, thereby increasing the stability of the installation of the power distribution cabinet. At the same time, multiple groups of second adjusting screws can rotate under the drive of the triangular bracket, thereby changing the installation angle of the second adjusting screws, thereby increasing the adaptability of the installation of the power distribution cabinet.

[0016] (2) The waterproof device of the power distribution cabinet is configured such that rainwater is washed on the surface of the arc guide plate under the action of gravity, and then flows along the surface of the arc guide plate to the inner wall of the arc duct and flows along the surface of the arc duct. The diverter plate is used to divert rainwater, thereby reducing the accumulation of rainwater on the surface of the power distribution cabinet. The exhaust fan drives the air inside the box to flow, thereby dissipating the heat inside the box.

[0017] (3) The waterproof device of the power distribution cabinet is provided with a first spring sheet to drive the wire harness bracket to move, thereby realizing a multi-angle restraint function. At the same time, the first rotating shaft can rotate on the rubber ring, thereby providing multi-angle support, which is beneficial to the arrangement of the wire harness during the arrangement process. At the same time, the rubber ring provides friction, so that the rotation of the first rotating shaft is limited by the friction force, thereby providing damping to fix the first rotating shaft in a suitable position. At the same time, the top of the angle adjustment bracket contacts the bottom of the rubber ring to limit the angle adjustment bracket in a suitable position, thereby fixing the angle adjustment bracket in a suitable position, which is beneficial to the arrangement of the wire harness at multiple angles.

[0018] (4) The waterproof device of the power distribution cabinet releases the self-locking device, so that the wiring harness housing can be moved, thereby realizing the rapid disassembly and installation of the wiring harness housing, thereby realizing the need to adjust the installation quantity according to demand when arranging the wiring harness, thereby improving the cleanliness of the inside of the box, thereby improving the stability of the inside of the box, and the action of the spring keeps the installation of the wiring harness housing stable, while maintaining a stable operating state in scenarios such as vibration.

[0019] (5) The waterproof device of the power distribution cabinet is provided with a sealing strip to provide a sealing effect, thereby reducing the possibility of moisture infiltration. When in use, the arc-shaped air guide plate is an arc-shaped air guide plate facing downward, thereby ensuring air entry while reducing the possibility of moisture infiltration, thereby reducing the water vapor content inside the box and facilitating the dissipation of heat inside the box. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the front structure of the waterproof device for a power distribution cabinet of the present invention;

[0021] Figure 2 It is a schematic diagram of the structure of the support device of the present invention;

[0022] Figure 3 It is a schematic diagram of the supporting mechanism structure of the present invention;

[0023] Figure 4 This is a schematic diagram of the structure of the waterproof top device of the present invention;

[0024] Figure 5 This is a schematic diagram of the bottom structure of the waterproof top device of the present invention;

[0025] Figure 6 This is a schematic diagram of the internal structure of the waterproof roof device of the present invention;

[0026] Figure 7 This is a schematic diagram of the structure of the cable fixing device of the present invention;

[0027] Figure 8 This is a schematic diagram of the back structure of the cable fixing device of the present invention;

[0028] Fig. 9 It is a schematic diagram of the partial structure of the cable fixing device of the present invention;

[0029] Fig.10 It is a schematic diagram of the structure of the wiring harness device of the present invention;

[0030] Fig.11 It is a schematic diagram of the structure of the self-locking device of the present invention;

[0031] Fig.12 This is a schematic diagram of the structure of the door panel device of the present invention;

[0032] Fig.13 It is a schematic diagram of the back structure of the door panel device of the present invention.

[0033] In the figure: 1, box body; 2, supporting device; 3, waterproof top device; 4, cable fixing device; 5, door panel device; 6, vent; 201, bottom plate bracket; 202, supporting bracket; 203, first adjustment screw; 204, first spring; 205, limit ring; 206, supporting mechanism; 2061, triangular bracket; 2062, second adjustment screw; 2063, supporting bottom plate; 2064, rubber pad; 2065, mounting screw hole; 301, waterproof shell; 302, arc guide plate; 303, splitter plate; 304, air outlet pipe; 305, arc duct; 306, exhaust fan; 401, fixed bottom plate; 402, fixed bracket; 403, fixed slider; 404, harness device; 405, fixed bracket; 406, rotary Rotating rod; 407, second spring; 408, connecting plate; 409, rotating plate; 410, limiting arc block; 4041, wiring harness housing; 4042, first rotating shaft; 4043, rubber ring; 4044, second rotating shaft; 4045, angle adjustment bracket; 4046, first spring sheet; 4047, wiring harness bracket; 4048, rubber strip; 4049, self-locking device; 40491, self-locking operating lever; 40492, self-locking bottom plate; 40493, third spring; 40494, self-locking guide rod; 40495, guide rod bracket; 40496, second spring sheet; 40497, limiting frame; 501, door panel body; 502, sealing strip; 503, door panel handle; 504, arc plate frame; 505, arc air guide plate. DETAILED DESCRIPTION

[0034] 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.

[0035] Embodiment 1:

[0036] See also Figure 1-Figure 3 The present invention provides a technical solution: comprising a box body 1, a supporting device 2 is fixedly connected to the bottom of the box body 1, a waterproof top device 3 is fixedly connected to the top of the box body 1, a cable fixing device 4 is fixedly connected to the inner wall side of the box body 1, a door panel device 5 is rotatably connected to the inner wall side of the box body 1 through a rotating pin, and a vent hole 6 is fixedly connected to the bottom of the inner wall of the box body 1;

[0037] The supporting device 2 includes a base plate bracket 201, the bottom of which is fixedly connected to a supporting bracket 202, the bottom of the inner wall of the supporting bracket 202 passes through the box body 1 and is rotatably connected to a first adjusting screw 203, a first spring 204 is sleeved on and slidably connected to the first adjusting screw 203, the top of the first adjusting screw 203 is fixedly connected to a limiting ring 205, the first spring 204 is arranged between the bottom of the inner wall of the first adjusting screw 203 and the bottom of the limiting ring 205, and the bottom side of the first adjusting screw 203 is rotatably connected to a supporting mechanism 206.

[0038] The supporting mechanism 206 includes a triangular bracket 2061, the bottom of which is penetrated by and threadedly connected with a second adjusting screw 2062, the bottom of which is rotatably connected with a supporting base plate 2063, the bottom of which is fixedly connected with a rubber pad 2064, and the top of which is provided with a mounting screw hole 2065.

[0039] Working principle: the box body 1 carries the main components, the waterproof top device 3 is used to divert and guide rainwater, the cable fixing device 4 is used to realize the rapid disassembly and installation of electronic components, the door panel device 5 is used to reduce the possibility of rainwater entering while maintaining air circulation, and the vent 6 ensures that the possibility of other substances entering is reduced while air enters. The handle of rotating the first adjusting screw 203 is used to drive the first adjusting screw 203 to rotate in the support bracket 202, so as to adjust the height of the bottom plate bracket 201. The setting of the first spring 204 prevents the first adjusting screw 203 from rotating under vibration, thereby reducing the possibility of the first adjusting screw 203 loosening, thereby changing the configuration. The height of the electric cabinet can adapt to installation requirements of different heights. The second adjustment screw 2062 is rotated, and the second adjustment screw 2062 rotates on the triangular bracket 2061, thereby changing the distance from the support base plate 2063 to the triangular bracket 2061, thereby adapting to installation requirements of different heights. At the same time, the setting of the mounting screw hole 2065 provides a variety of fixing methods to choose from. The setting of the rubber pad 2064 increases the friction between the support base plate 2063 and the mounting surface, thereby increasing the stability of the distribution cabinet installation. At the same time, multiple groups of second adjustment screws 2062 can be rotated under the drive of the triangular bracket 2061, thereby changing the installation angle of the second adjustment screw 2062, thereby increasing the adaptability of the distribution cabinet installation.

[0040] Embodiment 2:

[0041] See also Figure 1-Figure 4On the basis of the first embodiment, the present invention provides a technical solution: the waterproof top device 3 includes a waterproof shell 301, the top of the waterproof shell 301 is fixedly connected with an arc guide plate 302, the top of the waterproof shell 301 located on one side of the arc guide plate 302 is fixedly connected with a diverter plate 303, the inner wall side of the waterproof shell 301 is connected with an air outlet pipe 304, the bottom of the side of the waterproof shell 301 is fixedly connected with an arc duct 305, the inner wall side of the waterproof shell 301 is fixedly connected with an exhaust fan 306, and the bottom of the waterproof shell 301 is fixedly connected to the top of the box body 1.

[0042] Working principle: Rainwater washes on the surface of the arc guide plate 302 under the action of gravity, and reaches the inner wall of the arc duct 305 along the surface of the arc guide plate 302 under the action of gravity, and flows along the surface of the arc duct 305. The diverter plate 303 is used to divert rainwater, thereby reducing the accumulation of rainwater on the surface of the distribution cabinet, and the exhaust fan 306 drives the air inside the box to flow, thereby dissipating the heat inside the box.

[0043] Embodiment three:

[0044] See also Figure 1-Figure 11 On the basis of the first and second embodiments, the present invention provides a technical solution: the cable fixing device 4 comprises a fixed bottom plate 401, a fixed bracket 402 is fixedly connected to the side of the fixed bottom plate 401, a fixed slider 403 is fixedly connected to the side of the fixed bottom plate 401, a wiring harness device 404 is slidably connected to the bottom of the fixed bottom plate 401, a fixed bracket 405 is sleeved and slidably connected to the fixed slider 403, a rotating rod 406 is rotatably connected to the side of the fixed slider 403, a second spring 407 is sleeved and slidably connected to the rotating rod 406, and the rotating rod 406 is sleeved and slidably connected to the second spring 407. One end of the rod 406 away from the fixed slider 403 is fixedly connected to a connecting disk 408, the second spring 407 is arranged between the rotating rod 406 and the connecting disk 408, and one end of the connecting disk 408 away from the fixed slider 403 is fixedly connected to a rotating plate 409, a limiting arc block 410 is sleeved and rotatably connected to the connecting disk 408, the side of the limiting arc block 410 is in contact with the side of the fixed slider 403, and a rotating hole compatible with the connecting disk 408 is opened at the center position of the side of the limiting arc block 410, and the side of the fixing frame 405 is fixedly connected to the inner wall side of the box body 1.

[0045] Working principle: During installation, the limiting arc block 410 and the rotating plate 409 are rotated to make the rotating plate 409 and the limiting arc block 410 pass through the holes opened on the fixed frame 405, and slide on the fixed frame 405 under the guidance of the fixed slider 403. The components are installed on the surface of the fixed base plate 401 through the fixed bracket 402. The limiting arc block 410 is rotated to fix the fixed base plate 401 on the side of the fixed frame 405. The rotating plate 409 is rotated to move the rotating plate 409 on the surface of the limiting arc block 410, so that the rotating plate 409 is stuck in the appropriate position on the limiting arc block 410, and in the process of rotation, the length of the second spring 407 is pulled under the action of the undulation of the surface of the limiting arc block 410, thereby generating a pulling force on the rotating plate 409, so that the rotating plate 409 is fixed on the side of the fixed frame 405, and the wiring harness device 404 organizes and summarizes the wiring harness, thereby increasing the neatness of the inside of the chassis, thereby improving the stability of the inside of the chassis.

[0046] The wiring harness device 404 includes a wiring harness shell 4041, the bottom of which is fixedly connected to a first rotating shaft 4042, the first rotating shaft 4042 is sleeved with and rotatably connected to a rubber ring 4043, the side of the first rotating shaft 4042 passes through and is rotatably connected to a second rotating shaft 4044, the second rotating shaft 4044 is sleeved with and fixedly connected to an angle adjustment bracket 4045, the bottom of the angle adjustment bracket 4045 is fixedly connected to a first spring sheet 4046, the bottom of the first spring sheet 4046 is fixedly connected to a wiring harness bracket 4047, the side of the wiring harness bracket 4047 is fixedly connected to a rubber strip 4048, and the inner wall of the wiring harness shell 4041 is fixedly connected to a self-locking device 4049.

[0047] Working principle: The wire harness is restrained by the inner wall of the wire harness bracket 4047, the rubber strip 4048 increases the friction force on the wire harness, thereby improving the restraint force on the wire harness, the first spring sheet 4046 has elasticity, thereby providing restraint force when restraining a large number of wire harnesses, and is also conducive to restraining the wire harness, the angle adjustment bracket 4045 can rotate on the second shaft 4044, the angle adjustment bracket 4045 drives the first spring sheet 4046 to move, and the first spring sheet 4046 drives the wire harness bracket 4047 to move, thereby realizing the multi-angle restraint function, and the first shaft 4044 can also be used to adjust the angle of the wire harness. 42 can rotate on the rubber ring 4043 to provide multi-angle support, which is beneficial to the arrangement of the wire harness during the arrangement process. At the same time, the rubber ring 4043 provides friction so that the rotation of the first rotating shaft 4042 is limited by the friction, thereby providing damping to fix the first rotating shaft 4042 in a suitable position. At the same time, the top of the angle adjustment bracket 4045 contacts the bottom of the rubber ring 4043 to limit the angle adjustment bracket 4045 in a suitable position, thereby fixing the angle adjustment bracket 4045 in a suitable position, which is beneficial to the arrangement of the wire harness at multiple angles.

[0048] The self-locking device 4049 includes a self-locking operating rod 40491 and a self-locking base plate 40492, the inner wall of the self-locking base plate 40492 is fixedly connected to a third spring 40493, the side of the self-locking base plate 40492 is fixedly connected to a self-locking guide rod 40494, a guide rod bracket 40495 is sleeved and slidably connected to the self-locking guide rod 40494, the top of the self-locking base plate 40492 is fixedly connected to a second spring sheet 40496, the bottom of the self-locking operating rod 40491 is fixedly connected to a limiting frame 40497, and the inner wall of the limiting frame 40497 is slidably connected to the side of the second spring sheet 40496.

[0049] The self-locking guide rod 40494 passes through the side of the wiring harness housing 4041 and is slidably connected to the side of the wiring harness housing 4041. The self-locking guide rod 40494 extends into the interior of the wiring harness housing 4041. The top of the guide rod bracket 40495 is fixedly connected to the bottom of the inner wall of the wiring harness housing 4041. The side of the self-locking operating rod 40491 passes through and is slidably connected to the side of the inner wall of the wiring harness housing 4041.

[0050] Working principle: The self-locking base plate 40492 moves to both sides under the action of the third spring 40493, and the movement of the self-locking base plate 40492 drives the self-locking guide rod 40494 to move, and the self-locking guide rod 40494 passes through the side of the wiring harness housing 4041 to reach the inner wall of the fixed base plate 401, so that the wiring harness housing 4041 is fixed on the inner wall of the fixed base plate 401 and fixed. At the same time, the T-shaped setting increases the bearing capacity of the self-locking device 4049, and moves under the elastic force of the second spring sheet 40496 and the elastic force of the third spring 40493, so that the self-locking device 4049 is fixed. When disassembling, press the self-locking operating lever 40491, and the self-locking device 4049 is automatically locked. The lock operating lever 40491 drives the limit frame 40497 to compress, so that the second spring sheet 40496 is merged, thereby driving the self-locking guide rod 40494 to move, so that the self-locking guide rod 40494 withdraws from the interior of the fixed base plate 401, thereby releasing the self-locking device 4049, so that the wiring harness housing 4041 can be moved, thereby realizing the rapid disassembly and installation of the wiring harness housing 4041, thereby realizing the need to adjust the installation quantity according to needs when arranging the wiring harness, thereby improving the cleanliness of the inside of the box, thereby improving the stability of the inside of the box, and the action of the spring makes the installation of the wiring harness housing 4041 remain stable, while maintaining a stable operating state under vibration and other scenarios.

[0051] Embodiment 4:

[0052] See also Figure 1-Figure 13 On the basis of Embodiment 1, Embodiment 2 and Embodiment 3, the present invention provides a technical solution: the door panel device 5 includes a door panel body 501, a sealing strip 502 is fixedly connected to the side of the door panel body 501, a door panel handle 503 is fixedly connected to the side of the door panel body 501 away from the sealing strip 502, an arc-shaped plate frame 504 is fixedly connected to the side of the door panel body 501 located on the side of the door panel handle 503, an arc-shaped air guide plate 505 is fixedly connected to the inner wall side of the arc-shaped plate frame 504, and the door panel body 501 is rotatably connected to the inner wall side of the box body 1 through a rotating pin.

[0053] Working principle: The sealing strip 502 provides a seal to reduce the possibility of moisture penetration. When in use, the arc-shaped air guide plate 505 is a downward-facing arc-shaped air guide plate, thereby ensuring air entry while reducing the possibility of moisture penetration, thereby reducing the water vapor content inside the box and facilitating the dissipation of heat inside the box.

[0054] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A waterproof device for a power distribution cabinet, characterized in that: The invention comprises a box body (1), the bottom of the box body (1) is fixedly connected to a support device (2), the top of the box body (1) is fixedly connected to a waterproof top device (3), the inner wall side of the box body (1) is fixedly connected to a cable fixing device (4), the inner wall side of the box body (1) is rotatably connected to a door panel device (5) via a rotating pin, and the bottom of the inner wall of the box body (1) is fixedly connected to a vent hole (6); The support device (2) comprises a base plate support (201), the bottom of the base plate support (201) is fixedly connected to a support support (202), the bottom of the inner wall of the support support (202) passes through the box body (1) and is rotatably connected to a first adjustment screw (203), a first spring (204) is sleeved on and slidably connected to the first adjustment screw (203), the top of the first adjustment screw (203) is fixedly connected to a limiting ring (205), the first spring (204) is arranged between the bottom of the inner wall of the first adjustment screw (203) and the bottom of the limiting ring (205), and the bottom side of the first adjustment screw (203) is rotatably connected to a support mechanism (206).

2. A waterproof device for a power distribution cabinet according to claim 1, characterized in that: The support mechanism (206) comprises a triangular bracket (2061), a second adjustment screw (2062) passing through and threadedly connected to the bottom of the triangular bracket (2061), a support base plate (2063) rotatably connected to the bottom of the second adjustment screw (2062), a rubber pad (2064) fixedly connected to the bottom of the support base plate (2063), and a mounting screw hole (2065) is provided on the top of the support base plate (2063).

3. A waterproof device for a power distribution cabinet according to claim 1, characterized in that: The waterproof top device (3) comprises a waterproof shell (301), the top of the waterproof shell (301) is fixedly connected to an arc-shaped guide plate (302), the top of the waterproof shell (301) is fixedly connected to a diverter plate (303) at a portion located on one side of the arc-shaped guide plate (302), the inner wall side of the waterproof shell (301) is connected to an air outlet pipe (304), the bottom of the side of the waterproof shell (301) is fixedly connected to an arc-shaped guide tube (305), the inner wall side of the waterproof shell (301) is fixedly connected to an exhaust fan (306), and the bottom of the waterproof shell (301) is fixedly connected to the top of the box (1).

4. A waterproof device for a power distribution cabinet according to claim 1, characterized in that: The cable fixing device (4) comprises a fixed base plate (401), a fixed bracket (402) is fixedly connected to the side of the fixed base plate (401), a fixed slider (403) is fixedly connected to the side of the fixed base plate (401), a wiring harness device (404) is slidably connected to the bottom of the fixed base plate (401), a fixed bracket (405) is sleeved on and slidably connected to the fixed slider (403), a rotating rod (406) is rotatably connected to the side of the fixed slider (403), a second spring (407) is sleeved on and slidably connected to the rotating rod (406), and the rotating rod (406) is away from the fixed slider (403). One end of the connecting plate (408) is fixedly connected to the connecting plate (408), the second spring (407) is arranged between the rotating rod (406) and the connecting plate (408), the end of the connecting plate (408) away from the fixed slider (403) is fixedly connected to the rotating plate (409), a limiting arc block (410) is sleeved on the connecting plate (408) and rotatably connected, the side surface of the limiting arc block (410) contacts the side surface of the fixed slider (403), a rotating hole matched with the connecting plate (408) is opened at the center position of the side surface of the limiting arc block (410), and the side surface of the fixing frame (405) is fixedly connected to the side surface of the inner wall of the box body (1).

5. A waterproof device for a power distribution cabinet according to claim 4, characterized in that: The wiring harness device (404) comprises a wiring harness housing (4041), the bottom of which is fixedly connected to a first rotating shaft (4042), the first rotating shaft (4042) being sleeved with a rubber ring (4043) and being rotatably connected thereto, the side of the first rotating shaft (4042) being penetrated by a second rotating shaft (4044) and being rotatably connected thereto, the second rotating shaft (4044) being sleeved with an angle adjustment bracket (4045) and being fixedly connected thereto, the bottom of the angle adjustment bracket (4045) being fixedly connected to a first spring sheet (4046), the bottom of the first spring sheet (4046) being fixedly connected to a wiring harness bracket (4047), the side of the wiring harness bracket (4047) being fixedly connected to a rubber strip (4048), and the inner wall of the wiring harness housing (4041) being fixedly connected to a self-locking device (4049).

6. A waterproof device for a power distribution cabinet according to claim 5, characterized in that: A sliding groove matched with the wiring harness housing (4041) is provided on the side of the fixed base plate (401), and the wiring harness housing (4041) is slidably connected to the sliding groove provided on the fixed base plate (401) via a self-locking device (4049).

7. A waterproof device for a power distribution cabinet according to claim 5, characterized in that: The self-locking device (4049) comprises a self-locking operating rod (40491) and a self-locking base plate (40492), the inner wall of the self-locking base plate (40492) is fixedly connected with a third spring (40493), the side of the self-locking base plate (40492) is fixedly connected with a self-locking guide rod (40494), a guide rod bracket (40495) is sleeved and slidably connected on the self-locking guide rod (40494), the top of the self-locking base plate (40492) is fixedly connected with a second spring sheet (40496), the bottom of the self-locking operating rod (40491) is fixedly connected with a limiting frame (40497), and the inner wall of the limiting frame (40497) is slidably connected to the side of the second spring sheet (40496).

8. A waterproof device for a power distribution cabinet according to claim 7, characterized in that: The self-locking guide rod (40494) passes through the side of the wiring harness housing (4041) and is slidably connected to the side of the wiring harness housing (4041), the self-locking guide rod (40494) extends into the interior of the wiring harness housing (4041), the top of the guide rod bracket (40495) is fixedly connected to the bottom of the inner wall of the wiring harness housing (4041), and the side of the self-locking operating rod (40491) passes through and is slidably connected to the side of the inner wall of the wiring harness housing (4041).

9. A waterproof device for a power distribution cabinet according to claim 1, characterized in that: The door panel device (5) includes a door panel body (501), a sealing strip (502) is fixedly connected to the side of the door panel body (501), a door panel handle (503) is fixedly connected to the side of the door panel body (501) away from the sealing strip (502), an arc-shaped plate frame (504) is fixedly connected to the side of the door panel body (501) located on the side of the door panel handle (503), an arc-shaped air guide plate (505) is fixedly connected to the inner wall side of the arc-shaped plate frame (504), and the door panel body (501) is rotatably connected to the inner wall side of the box body (1) via a rotating pin.

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