A power distribution cabinet with waterproof function

Abstract

The present invention relates to the technical field of power distribution cabinets, and discloses a power distribution cabinet with a waterproof function, comprising: a power distribution cabinet body, a plurality of ventilation holes are arranged on both sides of the power distribution cabinet body, and rain shields are fixedly connected to the ventilation holes, a ceiling is fixedly connected to the top of the power distribution cabinet body, and a through hole with a T-shaped cross-section is opened on one side of the rain shield; when it rains and blows, the present invention will blow a first baffle to rotate, and cooperate with a contact ball to squeeze the second baffle to generate a deflection angle, thereby shielding the ventilation hole, preventing rainwater from being blown by the wind and obliquely entering the power distribution cabinet body through the ventilation hole, thereby improving the effect of shielding rainwater and improving the rainproof ability, and at the same time, the push plate is squeezed by prying with a pry bar to move into the ventilation hole, further preventing rainwater from being blown into the inside of the power distribution cabinet body by the wind, thereby improving the rainproof effect.

Description

Technical Field

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

[0002] Distribution cabinets are common electrical equipment in the electrical industry. Various electronic components and connectors are installed inside them. They are mainly used to control, protect and distribute electrical energy. They are widely used in industrial, commercial and residential fields.

[0003] For example, a Chinese patent with the patent number "CN117613691A" discloses a power distribution cabinet with waterproof function, which relates to the technical field of power distribution cabinets and at least includes a cabinet body, a cabinet door and a support leg. Ventilation holes are provided on the side panels on both sides of the cabinet body, and a sealing plate for sealing the ventilation holes on the side panels is provided on the left and right sides of the inside. A positioning plate is provided inside the cabinet body, and the lower sides of the two sealing plates are fixed to the positioning plates. A connecting hole is provided on each sealing plate, and a lifting plate is provided under the bottom plate. The lifting plate and the positioning plate are connected by a plurality of connecting rods, and the connecting rods are provided with a return spring. A water storage tank is positioned at the bottom of the lowering plate, and the water storage tank A water inlet and a water outlet are arranged on the top, a water pipe is erected on the outside of the cabinet, a water inlet funnel is arranged at the upper end of the water pipe, and the lower end is connected to the water inlet on the water storage tank through a flexible water pipe. In order to solve the problem that the existing outdoor distribution cabinets are prone to rainwater and fog in rainy weather, which may cause damage to electronic components, the present invention proposes a distribution cabinet with a waterproof function. However, during the waterproofing process of the above-mentioned distribution cabinet, rainwater blown by the wind will still float into the interior of the cabinet at its ventilation holes, thereby affecting the stability of the internal components. Therefore, a distribution cabinet with a waterproof function is proposed to solve the above-mentioned problem. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a power distribution cabinet with a waterproof function in view of the deficiencies in the above-mentioned prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: a power distribution cabinet with waterproof function, comprising: a power distribution cabinet body, a plurality of ventilation holes are arranged on both sides of the power distribution cabinet body, and a rain shield is fixedly connected to the ventilation holes, a ceiling is fixedly connected to the top of the power distribution cabinet body, a through hole with a T-shaped cross section is opened on one side of the rain shield, a first rotating rod is rotatably connected to the two sides of the through hole through a bearing, and a first baffle is fixedly sleeved on the outer wall of the first rotating rod, and a second rotating rod is rotatably connected to the two sides of the inner wall of the rain shield through a bearing, and the second The outer wall fixed sleeve of the rotating rod is provided with a second baffle, the inner side of the first baffle is fixedly connected with a contact ball, and the other side of the contact ball is in contact with the second baffle, two sliding holes are provided on both sides of each of the ventilation holes, and a sliding rod is slidably connected in the sliding hole, one end of the sliding rod is hinged with a pry bar, the middle part of the pry bar is hinged with one end of the fixed rod, and the other end of the fixed rod is fixedly connected to the inner wall of the power distribution cabinet, a door-shaped connecting rod is hinged between the two fixed rods, and the other end of the door-shaped connecting rod is fixedly connected with a push plate, and the push plate The plate is slidably connected to the inner wall of the ventilation hole; the bottom of the distribution cabinet is fixedly connected to a base, the bottom of the distribution cabinet is provided with an air hole, the interior of the base is provided with a heat dissipation mechanism for dissipating heat inside the distribution cabinet, the inner side of the ventilation hole is provided with a dust cleaning mechanism for cleaning dust in the ventilation hole, the outer wall of the second rotating rod is fixedly sleeved with a spur gear, one side of the sliding rod is provided with a gear groove, and the spur gear is meshed with the gear groove of the sliding rod, the first baffle is arranged on the narrow side of the T-shaped through hole, and fits with the inner wall of the T-shaped through hole, when the outside world When it is windy and rainy, the first baffle plate blown by the wind is blown by the wind and rotates around the first rotating rod, and then squeezes the second baffle plate through the contact ball to rotate around the second rotating rod, so as to shield the vents and prevent rain from being blown by the wind and falling into the distribution cabinet along the vents; when the second rotating rod rotates, it drives the spur gear on its outer wall to rotate, cooperates with the gear groove on the outer wall of the slide bar to push the slide bar to move, and then pushes one end of the pry bar and pushes the door-shaped connecting rod on the other side, thereby pushing the push plate into the inner wall of the vent, so as to achieve the purpose of further shielding.

[0006] Preferably, the heat dissipation mechanism includes: a rotating shaft, a first gear set, a screw rod, a T-shaped moving block, a round rod, a scraper rod and a breathable plate, the top of the rotating shaft is rotatably connected to the bottom of the distribution cabinet through a bearing, the outer wall of the rotating shaft is fixedly sleeved with fan blades, both ends of the screw rod are rotatably connected to the inner wall of the base through bearings, the screw rod is transmission connected to the rotating shaft through the first gear set, the T-shaped moving block is movably connected to the outer wall of the screw rod, two round rods and two scraper rods are respectively provided, and the two round rods are respectively fixedly connected to the outer wall of the T-shaped moving block, the scraper rod is movably sleeved on the outer wall of the round rod, the breathable plate is fixedly connected to the inner wall of the base, the bottom of the scraper rod and the bottom of the T-shaped moving block are in contact with the top of the breathable plate, and the heat dissipation mechanism The mechanism also includes: a first spring, a connecting rod, a wavy limiting groove, a lifting rod, a connecting block, a movable block, an air intake net, a second spring and a movable rod. Two mounting holes are respectively provided on the front and back of the base. The air intake net is fixedly connected in the mounting hole. A movable groove is provided on the inner side of the mounting hole. Several movable blocks are provided and fit with the front of the air intake net. Two lifting rods are provided and are respectively fixedly connected to the two ends of the movable block. A straight slot hole is provided on the inner wall of the base and is connected to the movable slot. The lifting rod is movably connected in the straight slot hole, and one side is fixedly connected to the top of the connecting block, and the other side is fixedly connected to the movable rod through the connecting rod. The bottom of the connecting block is connected to the bottom of the inner wall of the mounting hole through the second spring. The two ends of the connecting rod are respectively fixedly connected to the top of the scraper rod and the movable rod, and a rectangular plate is fixedly connected to the front and rear sides of the top of the air-permeable plate, and the wavy limit groove is opened on the rectangular plate, one side of the connecting rod is fixedly connected to the limit block, and the limit block is slidably connected to the inner wall of the wavy limit groove, and the first gear set includes two bevel gears, which are respectively fixedly sleeved on the middle part of the outer wall of the screw rod and the outer wall of the rotating shaft and mesh with each other, and a reciprocating wire groove is opened on both sides of the middle part of the outer wall of the screw rod, and cooperates with the inner wall of the T-shaped moving block, and the top two sides of the scraper rod are conically set to push the desiccant placed on the air-permeable plate, and the rotating shaft is driven to rotate by the motor, and its speed is controlled not to be too fast, and then through the first gear set The drive screw rotates, thereby driving the two T-shaped moving blocks on its outer wall to move back and forth left and right, and the desiccant placed on the breathable plate is moved by the scraper rod to avoid local dehumidification and affect the dehumidification effect. At the same time, when it moves back and forth, it is limited in the wavy limit groove by the limit block on the connecting rod, and the scraper rod is pushed downward by the second spring to achieve ups and downs moving, thereby improving the effect of moving the desiccant. In the process of the connecting rod moving up and down, it pushes the movable rod to move up and down, thereby pushing the lifting rod connected to its top up and down, and pushing the connecting block and the movable block to move up and down, and cooperating with the action of the second spring, the movable block is moved to clean the surface of the air inlet net to avoid dust adhesion and improve the ventilation effect.

[0007] The rotatable plate is connected with the outer wall of the screw rod through the second gear group, and the rotatable plate is connected with the outer wall of the screw rod through the second gear group. The rotatable plate is provided with a plurality of plates and are respectively fixedly mounted on the outer wall of each rotatable rod, and the outer wall of the elliptical plate is fitted with the inner side of the push plate. The rotatable plate also includes: a first push block, a second push block, a limiting slide groove, a limiting slide rod and a third spring. The limiting slide groove is arranged around the outer wall of the push plate, and two are arranged at the top and the bottom. The inner wall bottom of each limiting slide groove is fixedly connected with the limiting slide rod. The first push block and the second push block have two respectively, and are respectively movably mounted on the outer wall of the limiting slide rod, and are arranged in a rectangular shape on the outer wall of the push plate. The third spring is mounted on the outer wall of the limiting slide rod and The cam is located in the limit slide groove, and the distribution cabinet is fixedly connected with a wedge block at the four sides of the ventilation hole, and the inner sides of the wedge block are respectively fitted with the outer sides of the first push block and the second push block. When the screw rod rotates, it is transmitted through the second gear set, and the second gear set is two bevel gears, which are respectively sleeved on the outer wall of the screw rod and the outer wall of the rotating rod, and mesh with each other for transmission. At this time, by driving the rotating rod to rotate and driving the elliptical plate to rotate, the push plate is squeezed, thereby achieving the effect of cleaning the inner wall of the ventilation hole to avoid the return stroke of the inner wall adhering to the inner wall. At the same time, during the pushing process, under the restriction of the wedge block, the first push block and the second push block that squeeze the outer wall move to enter the inner wall of the ventilation hole and scrape the inner wall solidly to avoid dust adhering to the inner wall of the ventilation hole and improve the cleaning effect. At the same time, during the resetting process, the third spring is used to reset the first push block and the second push block, thereby changing the distance between them and the push plate, thereby improving the ventilation effect inside.

[0008] The present invention adopts the above technical solution to bring the following beneficial effects:

[0009] 1. The power distribution cabinet with waterproof function cooperates with the power distribution cabinet body, ceiling, rain shield, first rotating rod, first baffle, second rotating rod, second baffle, spur gear, sliding rod, prying rod, fixing rod, door-shaped connecting rod and push plate. When it rains and the wind blows, the first baffle will be blown to rotate, and the contact ball will squeeze the second baffle to produce a deflection angle, thereby blocking the ventilation hole to prevent rainwater from being blown by the wind and entering the power distribution cabinet body through the ventilation hole at an angle, thereby improving the effect of shielding rainwater and improving the rainproof ability. At the same time, the push plate is squeezed by the prying rod to move into the ventilation hole, further preventing rainwater from being blown into the power distribution cabinet body by the wind, thereby improving the rainproof effect.

[0010] 2. The power distribution cabinet with waterproof function realizes the circulation of internal air by the coordinated operation among the rotating shaft, the first gear set, the screw rod, the T-shaped moving block, the round rod, the scraper rod, the first spring, the air permeable plate, the connecting rod, the wavy limit groove, the lifting rod, the connecting block, the movable block, the air inlet net, the second spring and the movable rod, and utilizes the rotation of the fan blades to realize the circulation of internal air. At the same time, the scraper rod is reciprocated left and right to move the desiccant placed on the air permeable plate, thereby preventing the desiccant from absorbing moisture unevenly, thereby improving the absorption capacity of humid air and improving the internal drying effect. At the same time, a number of movable blocks are moved up and down to remove the dust attached to the air inlet net, thereby preventing the dust from adhering to the air inlet net, thereby preventing the air intake volume from being affected, thereby preventing the heat dissipation efficiency from being affected, and improving the stability of internal components.

[0011] 3. The power distribution cabinet with waterproof function cooperates with the second gear set, the rotating rod, the elliptical plate, the first push block, the second push block, the limiting slide groove, the limiting slide rod, and the third spring. The elliptical plate is rotated to intermittently squeeze the push plate to move and contact the inner wall of the ventilation hole, so as to clean the inner wall of the ventilation hole to avoid dust adhesion and improve the ventilation effect. At the same time, in the process of pushing outward, the wedge block is used to squeeze the first and second push blocks on the surrounding areas, and then the first and second push blocks contact the inner wall of the ventilation hole to achieve scraping. At the same time, the wedge block and the third spring are used to reset the first and second push blocks, so as to expand the distance between them and the push plate and improve the ventilation effect of the ventilation hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the front structure of the present invention;

[0013] Figure 2 This is a schematic diagram of the internal structure of the front side of the present invention;

[0014] Figure 3 This is a schematic diagram of the internal structure of the rain shield of the present invention;

[0015] Figure 4 This is a schematic diagram of the internal structure of the base of the present invention;

[0016] Figure 5 For the present invention Figure 3 The enlarged structural diagram at A in the middle;

[0017] Figure 6 For the present invention Figure 4 The enlarged structural diagram at B in the middle;

[0018] Figure 7 For the present invention Figure 4 The enlarged structural diagram at C in the middle;

[0019] Figure 8For the present invention Figure 3 Enlarged structural diagram at D in the middle.

[0020] In the figure: 1, power distribution cabinet; 2, ceiling; 3, rain shield; 4, heat dissipation mechanism; 41, shaft; 42, first gear set; 43, screw rod; 44, T-shaped moving block; 45, round rod; 46, scraper rod; 47, first spring; 48, air permeable plate; 49, connecting rod; 410, wave-shaped limit groove; 411, lifting rod; 412, connecting block; 413, movable block; 414, air intake net; 415, second spring; 41 6. Movable rod; 5. Cleaning mechanism; 51. Second gear set; 52. Rotating rod; 53. Oval plate; 54. First push block; 55. Second push block; 56. Limiting slide groove; 57. Limiting slide rod; 58. Third spring; 6. First rotating rod; 7. First baffle plate; 8. Second rotating rod; 9. Second baffle plate; 10. Spur gear; 11. Slide rod; 12. Pry bar; 13. Fixed rod; 14. Door-shaped connecting rod; 15. Push plate. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-8One embodiment of the present invention is: a power distribution cabinet with waterproof function, comprising: a power distribution cabinet body 1, a plurality of ventilation holes are arranged on both sides of the power distribution cabinet body 1, and a rain shield 3 is fixedly connected to the ventilation holes, a ceiling 2 is fixedly connected to the top of the power distribution cabinet body 1, a through hole with a T-shaped cross section is opened on one side of the rain shield 3, a first rotating rod 6 is rotatably connected to both sides of the through hole through a bearing, and a first baffle 7 is fixedly sleeved on the outer wall of the first rotating rod 6, a second rotating rod 8 is rotatably connected to both sides of the inner wall of the rain shield 3 through a bearing, and a second baffle 9 is fixedly sleeved on the outer wall of the second rotating rod 8, a contact ball is fixedly connected to the inner side of the first baffle 7, and the other side of the contact ball is in contact with the second baffle 9, when it rains and blows, the first baffle 7 will be blown to rotate, and the contact ball squeezes The second baffle plate 9 generates a deflection angle, thereby shielding the ventilation hole to prevent rainwater from being blown by the wind and obliquely entering the distribution cabinet 1 through the ventilation hole, thereby improving the effect of shielding rainwater and improving the rainproof ability. Two sliding holes are provided on both sides of each ventilation hole, and a sliding rod 11 is slidably connected in the sliding hole, and a pry bar 12 is hinged at one end of the sliding rod 11. The middle part of the pry bar 12 is hinged to one end of a fixed rod 13, and the other end of the fixed rod 13 is fixedly connected to the inner wall of the distribution cabinet 1, and a door-shaped connecting rod 14 is hinged between the two fixed rods 13, and the other end of the door-shaped connecting rod 14 is fixedly connected to a push plate 15, and the push plate 15 is slidably connected to the inner wall of the ventilation hole; a base is fixedly connected to the bottom of the distribution cabinet 1, and a base is provided at the bottom of the distribution cabinet 1 There are air holes, and a heat dissipation mechanism 4 is arranged inside the base for dissipating heat inside the power distribution cabinet 1. A dust cleaning mechanism 5 is arranged on the inner side of the ventilation hole for cleaning dust inside the ventilation hole. A spur gear 10 is fixedly sleeved on the outer wall of the second rotating rod 8, and a gear groove is provided on one side of the sliding rod 11, and the spur gear 10 is meshed with the gear groove of the sliding rod 11. The first baffle plate 7 is arranged on one side of the narrow side of the T-shaped through hole, and is attached to the inner wall of the T-shaped through hole. At the same time, the push plate 15 is squeezed by the pry bar 12 to move into the inside of the ventilation hole, further preventing rain from being blown into the inside of the power distribution cabinet 1 by the wind, thereby improving the rainproof effect. The heat dissipation mechanism 4 includes: a rotating shaft 41, a first gear set 42, a screw rod 43, a T-shaped moving block 44, a round rod 45, a scraper rod 46 and a breathable plate 48, a rotating shaft The top of 41 is rotatably connected to the bottom of the distribution cabinet 1 through a bearing, the two ends of the screw rod 43 are rotatably connected to the inner wall of the base through bearings, the screw rod 43 is transmission-connected to the rotating shaft 41 through the first gear set 42, the T-shaped moving block 44 is movably connected to the outer wall of the screw rod 43, two round rods 45 and two scraper rods 46 are respectively provided, the two round rods 45 are respectively fixedly connected to the outer walls of the T-shaped moving block 44, the scraper rod 46 is movably sleeved on the outer walls of the round rods 45, the air-permeable plate 48 is fixedly connected to the inner wall of the base, the bottom of the scraper rod 46 and the bottom of the T-shaped moving block 44 are both in contact with the top of the air-permeable plate 48, the rotation of the fan blades is used to realize the circulation of the internal air, and the left and right reciprocating movement of the scraper rod 46 is used to move the desiccant placed on the air-permeable plate 48,In order to prevent the problem of uneven absorption of moisture, thereby improving the absorption capacity of humid air and improving the internal drying effect, the heat dissipation mechanism 4 also includes: a first spring 47, a connecting rod 49, a wavy limiting groove 410, a lifting rod 411, a connecting block 412, a movable block 413, an air inlet net 414, a second spring 415 and a movable rod 416. Two mounting holes are respectively provided on the front and back of the base. The air inlet net 414 is fixedly connected in the mounting hole. A movable groove is provided on the inner side of the mounting hole. The movable block 413 is provided with several and fits with the front of the air inlet net 414. Two lifting rods 411 are provided and are fixedly connected to the two ends of the movable block 413 respectively. A straight slot hole is provided on the inner wall of the base and is connected to the movable slot. The lifting rod 411 is movably connected in the straight slot hole, and one side is fixedly connected to the top of the connecting block 412, and the other side is fixedly connected to the movable rod 416 through the connecting rod 49. The bottom of the connecting block 412 is connected to the mounting hole through the second spring 415 The bottom of the inner wall, the two ends of the connecting rod 49 are fixedly connected to the top of the scraper rod 46 and the movable rod 416 respectively, the front and rear sides of the top of the air-permeable plate 48 are fixedly connected with a rectangular plate, and the wavy limit groove 410 is opened on the rectangular plate, one side of the connecting rod 49 is fixedly connected to the limit block, and the limit block is slidably connected to the inner wall of the wavy limit groove 410, the first gear set 42 includes two bevel gears, which are fixedly sleeved on the middle part of the outer wall of the screw rod 43 and the outer wall of the rotating shaft 41 and mesh with each other, and a section of reciprocating wire groove is opened on both sides of the middle part of the outer wall of the screw rod 43, and cooperates with the inner wall of the T-shaped moving block 44, the top two sides of the scraper rod 46 are conically set, which is used to push the desiccant placed on the air-permeable plate 48, and a number of movable blocks 413 are used to move up and down to remove the dust attached to the air inlet net 414, thereby avoiding the dust from adhering to the air inlet net 414, thereby avoiding the air intake volume from being affected, thereby avoiding the heat dissipation efficiency from being affected, and improving the stability of internal components.

[0023] Working principle: When there is wind and rain outside, the first baffle plate 7 is blown by the wind and rotates around the first rotating rod 6, and then squeezes the second baffle plate 9 through the contact ball to rotate around the second rotating rod 8, so as to cover the ventilation hole and prevent rain from being blown by the wind and falling into the inside of the power distribution cabinet 1 along the ventilation hole. When the second rotating rod 8 rotates, it drives the spur gear 10 on its outer wall to rotate, and cooperates with the gear groove on the outer wall of the sliding rod 11 to push the sliding rod 11 to move, and then pushes one end of the pry bar 12, and pushes the door-shaped connecting rod 14 on the other side, and then pushes the push plate 15 into the inner wall of the ventilation hole to achieve the purpose of further shielding;

[0024] At the same time, the motor is used to drive the rotating shaft 41 to rotate, and its speed is controlled not to be too fast, and then the first gear set 42 is used to drive the screw rod 43 to rotate, thereby driving the two T-shaped moving blocks 44 on its outer wall to move back and forth left and right, and the scraper rod 46 is used to move the desiccant placed on the air-permeable plate 48 to avoid local dehumidification and affect the dehumidification effect. At the same time, when it moves back and forth, it is limited in the wavy limiting groove 410 by the limit block on the connecting rod 49, and the second spring 415 pushes the scraper rod 46 to move downward, thereby realizing the undulating movement, thereby improving the effect of moving the desiccant. In the process of the connecting rod 49 moving up and down, it pushes the movable rod 416 to move up and down, thereby pushing the lifting rod 411 connected to its top up and down, and pushing the connecting block 412 and the movable block 413 to move up and down, and cooperating with the action of the second spring 415, the movable block 413 is moved to clean the surface of the air inlet net 414 to avoid dust adhesion and improve the ventilation effect.

[0025] See also Figure 1-8 On the basis of the above embodiment, in another embodiment of the present invention, the dust cleaning mechanism 5 includes: a second gear set 51, a rotating rod 52 and an elliptical plate 53. The rotating rod 52 is provided with two, and its top is rotatably connected to the top of the inner wall of the distribution cabinet 1 through a bearing, and its bottom movably passes through the bottom of the distribution cabinet 1 and extends to the inside of the base. The rotating rod 52 is transmission-connected with the outer wall of the screw rod 43 through the second gear set 51. The elliptical plate 53 is provided with a plurality of elliptical plates 53, which are respectively fixedly sleeved on the outer wall of each rotating rod 52, and the outer wall of the elliptical plate 53 is fitted with the inner side of the push plate 15. By rotating the elliptical plate 53, the push plate 15 is intermittently squeezed to move and contact the inner wall of the ventilation hole, so as to clean the inner wall of the ventilation hole, avoid dust adhesion, and improve the ventilation effect. The dust cleaning mechanism 5 also includes: a first push block 54, a second push block 55, a limiting slide groove 56, a limiting slide rod 57 and a third spring 58. The limiting slide groove 56 is opened on the push plate 1 5, and two are provided at the top and the bottom. The bottom of the inner wall of each limiting slide groove 56 is fixedly connected to the limiting slide rod 57. There are two first push blocks 54 and second push blocks 55 respectively, and they are movably sleeved on the outer wall of the limiting slide rod 57 respectively, and are arranged on the outer wall of the push plate 15 in a rectangular shape. The third spring 58 is sleeved on the outer wall of the limiting slide rod 57 and is located in the limiting slide groove 56. The distribution cabinet body 1 is fixedly connected with wedge blocks at the four sides of the ventilation hole. The inner sides of the wedge blocks are respectively fitted with the outer sides of the first push blocks 54 and the second push blocks 55. In the process of pushing outward, the wedge blocks are used to squeeze the first push blocks 54 and the second push blocks 55 around, and then the first push blocks 54 and the second push blocks 55 contact the inner wall of the ventilation hole to achieve scraping. At the same time, the first push blocks 54 and the second push blocks 55 are reset by the action of the wedge blocks and the third spring 58, so as to expand the distance between them and the push plate 15 and improve the ventilation effect of the ventilation hole.

[0026] Working principle: when the screw rod 43 rotates, it is transmitted through the second gear set 51. The second gear set 51 is two bevel gears, which are respectively mounted on the outer wall of the screw rod 43 and the outer wall of the rotating rod 52, and mesh with each other for transmission. At this time, by driving the rotating rod 52 to rotate and driving the elliptical plate 53 to rotate, the push plate 15 is squeezed, thereby achieving the effect of cleaning the inner wall of the ventilation hole to avoid the return stroke of the inner wall adhering to the inner wall. At the same time, during the pushing process, under the restriction of the wedge block, the first push block 54 and the second push block 55 that squeeze the outer wall move to enter the inner wall of the ventilation hole and scrape the inner wall solidly to avoid dust adhering to the inner wall of the ventilation hole and improve the cleaning effect. At the same time, during the resetting process, the third spring 58 is used to reset the first push block 54 and the second push block 55, thereby changing the distance between them and the push plate 15, thereby improving the ventilation effect inside them.

[0027] The present invention provides a power distribution cabinet with waterproof function. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A power distribution cabinet with waterproof function, comprising: A power distribution cabinet (1), characterized in that: a plurality of ventilation holes are arranged on both sides of the power distribution cabinet (1), and a rain shield (3) is fixedly connected to the ventilation holes; a ceiling (2) is fixedly connected to the top of the power distribution cabinet (1); a through hole with a T-shaped cross section is opened on one side of the rain shield (3); a first rotating rod (6) is rotatably connected to both sides of the through hole through bearings, and a first baffle (7) is fixedly sleeved on the outer wall of the first rotating rod (6); a second rotating rod (8) is rotatably connected to both sides of the inner wall of the rain shield (3) through bearings, and a second baffle (9) is fixedly sleeved on the outer wall of the second rotating rod (8); the inner side of the first baffle (7) is fixedly connected to There is a contact ball, and the other side of the contact ball is in contact with the second baffle (9), two sliding holes are provided on both sides of each ventilation hole, and a sliding rod (11) is slidably connected in the sliding hole, one end of the sliding rod (11) is hinged with a pry bar (12), the middle part of the pry bar (12) is hinged with one end of a fixed rod (13), and the other end of the fixed rod (13) is fixedly connected to the inner wall of the distribution cabinet (1), a door-shaped connecting rod (14) is hinged between the two fixed rods (13), and the other end of the door-shaped connecting rod (14) is fixedly connected with a push plate (15), and the push plate (15) is slidably connected to the inner wall of the ventilation hole; The bottom of the power distribution cabinet (1) is fixedly connected to a base, the bottom of the power distribution cabinet (1) is provided with an air hole, a heat dissipation mechanism (4) is arranged inside the base for dissipating heat inside the power distribution cabinet (1), and a dust cleaning mechanism (5) is arranged inside the ventilation hole for cleaning dust inside the ventilation hole.

2. A power distribution cabinet with waterproof function according to claim 1, characterized in that: The outer wall of the second rotating rod (8) is fixedly sleeved with a spur gear (10), one side of the sliding rod (11) is provided with a gear groove, and the spur gear (10) is meshed with the gear groove of the sliding rod (11), and the first baffle (7) is arranged on the narrow side of the T-shaped through hole and fits with the inner wall of the T-shaped through hole.

3. A power distribution cabinet with waterproof function according to claim 2, characterized in that: The heat dissipation mechanism (4) comprises: a rotating shaft (41), a first gear set (42), a screw rod (43), a T-shaped moving block (44), a round rod (45), a scraper rod (46) and a breathable plate (48); the top of the rotating shaft (41) is rotatably connected to the bottom of the power distribution cabinet (1) via a bearing; a fan blade is fixedly sleeved on the outer wall of the rotating shaft (41); the two ends of the screw rod (43) are rotatably connected to the inner wall of the base via bearings; the screw rod (43) is connected to the rotating shaft (41) via the first gear set (42) and the rotating shaft (44); the screw rod (43) is connected to the rotating shaft (41) via the first gear set (42). 41) transmission connection, the T-shaped moving block (44) is movably connected to the outer wall of the screw rod (43), two round rods (45) and two scraper rods (46) are respectively provided, the two round rods (45) are respectively fixedly connected to the outer wall of the T-shaped moving block (44), the scraper rod (46) is movably sleeved on the outer wall of the round rod (45), the air permeable plate (48) is fixedly connected to the inner wall of the base, and the bottom of the scraper rod (46) and the bottom of the T-shaped moving block (44) are both in contact with the top of the air permeable plate (48).

4. A power distribution cabinet with waterproof function according to claim 3, characterized in that: The heat dissipation mechanism (4) further comprises: a first spring (47), a connecting rod (49), a wavy limiting groove (410), a lifting rod (411), a connecting block (412), a movable block (413), an air inlet net (414), a second spring (415) and a movable rod (416); two mounting holes are respectively provided on the front and back sides of the base; the air inlet net (414) is fixedly connected in the mounting holes; a movable groove is provided on the inner side of the mounting hole; a plurality of movable blocks (413) are provided and are fitted with the front side of the air inlet net (414); two lifting rods (411) are provided and are respectively fixedly connected to the two ends of the movable block (413); a straight slot hole is provided on the inner wall of the base and is connected to the movable slot; The lifting rod (411) is movably connected in the straight slot hole, and one side is fixedly connected to the top of the connecting block (412), and the other side is fixedly connected to the movable rod (416) through the connecting rod (49). The bottom of the connecting block (412) is connected to the bottom of the inner wall of the mounting hole through a second spring (415). The two ends of the connecting rod (49) are respectively fixedly connected to the top of the scraper rod (46) and the movable rod (416). The front and rear sides of the top of the air permeable plate (48) are fixedly connected with a rectangular plate, and the wavy limiting groove (410) is opened on the rectangular plate. One side of the connecting rod (49) is fixedly connected to the limiting block, and the limiting block is slidably connected to the inner wall of the wavy limiting groove (410).

5. A power distribution cabinet with waterproof function according to claim 4, characterized in that: The first gear set (42) includes two bevel gears, which are respectively fixedly sleeved on the middle part of the outer wall of the screw rod (43) and the outer wall of the rotating shaft (41) and meshed with each other. A reciprocating wire groove is opened on both sides of the middle part of the outer wall of the screw rod (43) and cooperates with the inner wall of the T-shaped moving block (44). The top two sides of the scraper rod (46) are set in a conical shape for pushing the desiccant placed on the air permeable plate (48).

6. A power distribution cabinet with waterproof function according to claim 5, characterized in that: The dust cleaning mechanism (5) comprises: a second gear set (51), a rotating rod (52) and an elliptical plate (53). Two rotating rods (52) are provided, and the tops of the rotating rods (52) are rotatably connected to the top of the inner wall of the power distribution cabinet (1) through bearings, and the bottoms of the rotating rods (52) are movably passed through the bottom of the power distribution cabinet (1) and extend toward the inside of the base. The rotating rod (52) is transmission-connected to the outer wall of the screw rod (43) through the second gear set (51). A plurality of elliptical plates (53) are provided, and are fixedly sleeved on the outer wall of each rotating rod (52), and the outer wall of the elliptical plate (53) is in contact with the inner side of the push plate (15).

7. A power distribution cabinet with waterproof function according to claim 6, characterized in that: The dust cleaning mechanism (5) also includes: a first push block (54), a second push block (55), a limiting slide groove (56), a limiting slide rod (57) and a third spring (58). The limiting slide groove (56) is arranged around the outer wall of the push plate (15), and two are arranged at the top and the bottom. The bottom of the inner wall of each limiting slide groove (56) is fixedly connected to the limiting slide rod (57). The first push block (54) and the second push block (55) are respectively arranged in two pieces, and are respectively movably mounted on the outer wall of the limiting slide rod (57), and are arranged in a rectangular shape on the outer wall of the push plate (15). The third spring (58) is mounted on the outer wall of the limiting slide rod (57) and is located in the limiting slide groove (56).

8. A power distribution cabinet with waterproof function according to claim 7, characterized in that: The power distribution cabinet (1) is fixedly connected with wedge blocks at the four sides of the ventilation hole, and the inner sides of the wedge blocks are respectively in contact with the outer sides of the first push block (54) and the second push block (55).

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