CN113346371B

CN113346371B - Waterproof type switch board convenient to heat dissipation

Info

Publication number: CN113346371B
Application number: CN202110683087.7A
Authority: CN
Inventors: 朱继强
Original assignee: Zhongdian Huapin Technology Co ltd
Current assignee: Zhongdian Huapin Technology Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2023-05-02
Anticipated expiration: 2041-06-21
Also published as: CN113346371A

Abstract

The invention discloses a waterproof power distribution cabinet convenient for heat dissipation, and relates to the technical field of power distribution cabinets. The invention comprises a base, two parallel radiating side plates fixed on the base, a front plate and a back plate arranged on the base; a top cover is arranged at the tops of the heat dissipation side plate, the front plate and the back plate in a matched manner; the heat dissipation side plate comprises a rectangular plate body, a plurality of rectangular openings are formed in the rectangular plate body along the length direction of the rectangular plate body at equal intervals, the upper side wall and the lower side wall of each rectangular opening are arc-shaped surfaces, and a rotating column is rotatably matched with each rectangular opening; a plurality of heat dissipation through holes are formed in the rotary column along the radial direction of the rotary column, and the peripheral side face of the rotary column protrudes out of two side faces of the rectangular plate body. According to the invention, the rotary column is arranged in the rectangular opening in a matched manner, and meanwhile, the plurality of heat dissipation through holes are formed in the rotary column along the radial direction of the rotary column, so that the heat dissipation function is ensured, meanwhile, the rainwater prevention function is realized, and the rainwater is prevented from entering the power distribution cabinet through the rectangular opening in rainy weather.

Description

Waterproof type switch board convenient to heat dissipation

Technical Field

The invention belongs to the technical field of power distribution cabinets, and particularly relates to a waterproof power distribution cabinet convenient for heat dissipation.

Background

Currently, with the advent of modern engineering facilities and equipment, the power consumption of each industry is rapidly increased, and particularly, numerous power equipment needs to be arranged outdoors through a power distribution cabinet. The existing power distribution cabinet only has a simple rainproof effect, but has poor heat dissipation performance, and is unfavorable for normal operation of internal power equipment.

Like chinese publication No. CN104505748A, a heat dissipation power distribution cabinet is disclosed, including cabinet body, right side wall and left side wall, it is equipped with a plurality of groups of bar cooling hole on right side wall interval.

When the power distribution cabinet is used, in rainy weather, external rainwater is easy to directly flush into the power distribution cabinet through the strip-shaped heat dissipation opening when the rain potential is too great; or when the rain potential is smaller, the strip-shaped heat dissipation opening is exposed outside for a long time, and external rainwater easily overflows into the power distribution cabinet slowly through the strip-shaped heat dissipation opening.

Disclosure of Invention

The invention aims to provide a waterproof power distribution cabinet convenient for heat dissipation, which solves the problem that the prior power distribution cabinet is easy to enter from a strip-shaped heat dissipation opening by a rectangular opening and a rotating column matched with the rectangular opening.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a waterproof power distribution cabinet convenient for heat dissipation, which comprises a base, two heat dissipation side plates, a front plate and a back plate, wherein the two heat dissipation side plates are arranged in parallel and fixed on the base; a top cover is arranged at the tops of the heat dissipation side plates, the front plate and the back plate in a matched manner; the heat dissipation side plate comprises a rectangular plate body, a plurality of rectangular openings are formed in the rectangular plate body along the length direction of the rectangular plate body at equal intervals, the upper side wall and the lower side wall of each rectangular opening are arc-shaped surfaces, and a rotating column is rotatably matched with each rectangular opening; the rotary column is provided with a plurality of heat dissipation through holes along the radial direction of the rotary column, and the peripheral side face of the rotary column protrudes out of the two side faces of the rectangular plate body.

Further, one end of the rotating column is provided with a convex column A, a bearing is arranged on the convex column A, and a mounting hole for being matched with the bearing is formed in one inner side wall of the rectangular opening; the other end of the rotating column is provided with a convex column B, the other side wall of the rectangular opening is provided with a through hole A which penetrates through the rectangular plate body and is matched with the convex column B, and a torsion spring is arranged between the convex column B and the through hole A; the end part of the convex column B is fixedly provided with a driving arm, and the upper side wall and the lower side wall of the driving arm are both provided with hinged supports; the two adjacent driving arms are connected through a connecting rod, and two ends of the connecting rod are respectively hinged with a hinged support.

Further, a traction rope is connected to the hinged support of the driving arm at the lowest end, the end part of the traction rope is connected with an inserting rod, and the end part of the inserting rod is connected with a control mechanism which is fixed on one side of the base and controls the inserting rod to move downwards and/or downwards.

Further, the control mechanism comprises a sleeve, a supporting ring is arranged at the bottom end of the sleeve, a movable column capable of sliding up and down along the inner wall of the sleeve is connected to the upper surface of the supporting ring through a spring, a threaded blind hole is formed in the top end of the movable column, and the inserted link is a threaded column and is in threaded fit with the threaded blind hole; the bottom end part of the movable column is connected with a control rope, the end part of the control rope is provided with a control handle, and the top end of the sleeve is provided with a locking bolt.

Further, cambered surface convex blocks for controlling the ropes to pass through are arranged on the bottom side surfaces of the supporting rings, baffle plates are respectively fixed on the bottom side surfaces of the supporting rings positioned on the two sides of the cambered surface convex blocks, the bottom ends of the two baffle plates are connected with L-shaped baffle plates, a through hole B for controlling the ropes to pass through is formed in one side of each L-shaped baffle plate, and a limiting plate matched with the through hole B is arranged at the end part of each control handle; the bottom side of the support ring is also connected with a substrate through a plurality of connecting columns, and one side of the substrate is welded on one side of the base.

Further, the length direction of the rectangular opening is perpendicular to the length direction of the rectangular plate body; a drainage cavity is arranged in the rectangular plate body positioned right below any rectangular opening, and an overflow hole communicated with the drainage cavity is arranged on the bottom side surface of the rectangular opening; the rectangular plate body that is located a plurality of mounting hole one side is internal, be provided with along rectangular plate body length direction and run through the water drainage tank of rectangular plate body bottom, just the water drainage tank with the drainage chamber is linked together.

Further, the base comprises a base body with a rectangular plate-shaped structure, a rectangular annular boss is arranged on the upper surface of the base body, an annular mounting groove for mounting the radiating side plate, the front plate and the back plate is formed in the upper surface of the boss, and an annular groove is formed in the bottom side surface of the annular mounting groove; the bottom side surface of the base body is provided with supporting legs; the bottom side face of the annular mounting groove is at least provided with a water drain hole.

Further, a reverse flow releasing module is arranged in the drain hole in a matched mode; the reverse flow releasing module comprises a column body assembled in the drain hole, and a limit flanging is arranged at the bottom end of the column body; a cavity A is arranged in the column body, an opening A communicated with the cavity A is arranged at the bottom of the column body, a supporting plate is arranged in the opening A, and a plurality of filtering holes are uniformly distributed on the supporting plate; a cavity B is arranged on the inner top side surface of the cavity A, the inner top side surface of the cavity B is of a spherical structure, and a rubber sealing layer is arranged on the top side surface of the cavity B; the top of the column body is provided with a water filtering hole communicated with the cavity B; a floating ball is arranged in the cavity A in a matched mode, and a rubber wrapping layer in sealing fit with the rubber sealing layer is arranged on the periphery of the floating ball.

Further, the cavity B and the cavity A are of cylindrical structures, the diameter of the cavity A is larger than that of the cavity B, and the diameter of the cavity B is larger than the outer diameter of the floating ball; the floating ball is a hollow iron ball; a magnet with a spherical shell structure is embedded in the column body at the spherical structure; and a sealing ring matched with the drain hole is arranged on the outer side of the cylinder.

Further, the heat dissipation through hole is a rectangle through hole, the top side and the bottom side of heat dissipation through hole all are provided with a water catch bowl, the both ends of water catch bowl with the heat dissipation through hole even contact is provided with the water guide inclined plane, the top of water catch bowl is provided with the perforated plate, is located the water catch bowl of perforated plate one side forms the water collecting region.

The invention has the following beneficial effects:

according to the invention, the rotary column is arranged in the rectangular opening in a matched manner, and meanwhile, the plurality of heat dissipation through holes are formed in the rotary column along the radial direction of the rotary column, so that the heat dissipation function is ensured, meanwhile, the rainwater prevention function is realized, and the rainwater is prevented from entering the power distribution cabinet through the rectangular opening in rainy weather.

Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a waterproof power distribution cabinet of the invention;

FIG. 2 is a schematic view of a heat dissipating side plate according to the present invention;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

FIG. 5 is a schematic view of a rotary column according to the present invention;

FIG. 6 is a schematic diagram of a control mechanism according to the present invention;

FIG. 7 is a cross-sectional view taken at B-B of FIG. 6;

FIG. 8 is a schematic view of a base structure of the present invention;

FIG. 9 is a top view of FIG. 8;

FIG. 10 is a schematic view of a back flow module according to the present invention;

fig. 11 is a schematic view of a heat dissipation through hole structure according to the present invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-11, the invention is a waterproof power distribution cabinet convenient for heat dissipation, comprising a base 1, two heat dissipation side plates 3 which are fixed on the base 1 and are arranged in parallel, and a front plate 2 and a back plate which are arranged on the base 1; a top cover 4 is arranged at the top of the heat radiation side plate 3, the front plate 2 and the back plate in a matched manner, a door opening 21 is arranged on the front plate 2, and a switch door is hinged at the door opening; the heat dissipation side plate 3 comprises a rectangular plate body 31, a plurality of rectangular openings 32 are formed in the rectangular plate body 31 along the length direction of the rectangular plate body at equal intervals, the upper side wall and the lower side wall of the rectangular opening 32 are arc-shaped surfaces 321, and a rotating column 37 is rotatably matched with the rectangular opening 32; the rotor post 37 is provided with a plurality of heat radiation through holes 371 along the radial direction thereof, and the peripheral side surface of the rotor post 37 protrudes beyond the two side surfaces of the rectangular plate body 31.

As shown in fig. 5, one end of the rotating post 37 is provided with a protruding post a, a bearing is arranged on the protruding post a, and a mounting hole 34 for matching and mounting the bearing is arranged on one inner side wall of the rectangular opening 32; the other end of the rotating post 37 is provided with a convex post B38, the other side wall of the rectangular opening 32 is provided with a through hole A33 penetrating through the rectangular plate body 31 and matched with the convex post B38, and a torsion spring is arranged between the convex post B38 and the through hole A33; the end part of the convex column B38 is fixed with a driving arm 39, and the upper and lower side walls of the driving arm 39 are provided with a hinged support 391; the two adjacent driving arms 39 are connected through a connecting rod 392, and two ends of the connecting rod 392 are respectively hinged with a hinged support 391.

As shown in fig. 1, a traction rope 393 is connected to the hinge base 391 of a driving arm 39 at the lowest end, the end of the traction rope 393 is connected to a plunger, and the end of the plunger is connected to a control mechanism 5 fixed to one side of the base 1 and controlling the plunger to move downward and/or downward.

As shown in fig. 8-9, the control mechanism 5 comprises a sleeve 51, a supporting ring 513 is arranged at the bottom end of the sleeve 51, a movable column 52 capable of sliding up and down along the inner wall of the sleeve 51 is connected to the upper surface of the supporting ring 513 through a spring 511, a threaded blind hole 521 is arranged at the top end of the movable column 52, and the inserted rod is a threaded column and is in threaded fit with the threaded blind hole 521; a control rope 55 is connected to the bottom end of the movable column 52, a control handle 59 is provided to the end of the control rope 55, and a locking bolt 512 is provided to the top end of the sleeve 51.

8-9, a cambered surface protruding block 56 for the control rope 55 to pass through is arranged on the bottom side surface of the supporting ring 513, a baffle 57 is respectively fixed on the bottom side surfaces of the supporting ring 513 positioned on two sides of the cambered surface protruding block 56, the bottom ends of the two baffles 57 are connected with an L-shaped baffle 571, a through hole B572 for the control rope 55 to pass through is arranged on one side of the L-shaped baffle 571, and a limiting plate 58 matched with the through hole B572 is arranged at the end part of the control handle 59; the bottom side of the supporting ring 513 is further connected to a base plate 54 through a plurality of connecting posts 53, and one side of the base plate 54 is welded to one side of the base 1.

As shown in fig. 4, the length direction of the rectangular opening 32 is perpendicular to the length direction of the rectangular plate 31; a drainage cavity 35 is arranged in the rectangular plate body 31 positioned right below any rectangular opening 32, and the bottom side surface of the rectangular opening 32 is provided with an overflow hole 322 communicated with the drainage cavity 35; a drainage groove 36 penetrating through the bottom end of the rectangular plate body 31 is formed in the rectangular plate body 31 at one side of the plurality of mounting holes 34 along the length direction of the rectangular plate body 31, and the drainage groove 36 is communicated with the drainage cavity 35.

As shown in fig. 6-7, the base 1 comprises a base body 10 with a rectangular plate-shaped structure, a rectangular annular boss 11 is arranged on the upper surface of the base body 10, an annular mounting groove 12 for mounting the heat dissipation side plate 3, the front plate 2 and the back plate is arranged on the upper surface of the boss 11, and an annular groove 13 is arranged on the bottom side surface of the annular mounting groove 12; the bottom side surface of the base body 10 is provided with supporting legs 15; the bottom side of the annular mounting groove 12 is provided with at least one drain hole 14.

As shown in fig. 11, a reverse flow module is installed in the drain hole 14 in a matched manner; the reverse flow releasing module comprises a column body 6 assembled in the drain hole 14, and a limit flanging 61 is arranged at the bottom end of the column body 6; a cavity A62 is arranged in the cylinder 6, an opening A64 communicated with the cavity A62 is arranged at the bottom of the cylinder 6, a supporting plate 641 is arranged in the opening A64, and a plurality of filtering holes 642 are uniformly distributed on the supporting plate 641; a cavity B65 is arranged on the inner top side surface of the cavity A62, the inner top side surface of the cavity B65 is a spherical surface structure 651, and a rubber sealing layer 652 is arranged on the top side surface of the cavity B65; the top of the column body 6 is provided with a water filtering hole 66 communicated with the cavity B65; a floating ball 63 is arranged in the cavity A62 in a matched mode, and a rubber wrapping layer 631 in sealing fit with a rubber sealing layer 652 is arranged on the periphery of the floating ball 63.

The water collected in the annular mounting groove 12 is discharged into the cavity A62 and the cavity B65 through the water discharge holes 14 and the water filtering holes 66 and is discharged to the environment through the water filtering holes 642;

the accumulated water collected in the annular mounting groove 12 comes from, and rainwater permeates into the annular mounting groove 12 through gaps among the radiating side plates 3, the front plate 2 and the back plate and the annular mounting groove 12; or rainwater is permeated through the gap between the rotary column 37 and the rectangular opening 32;

the rainwater firstly permeates into an arc-shaped surface 321 at the bottom of the rectangular opening 32 through the rotating column 37 and the rectangular opening 32, then is converged into the drainage cavity 35 through the overflow hole 322, is discharged into the drainage groove 36 and is converged into the annular mounting groove 12 through the drainage groove 36; and then discharged into the reverse flow module through the water discharge hole 14 on the annular groove 13 at the bottom of the annular mounting groove 12.

Through the arrangement of the floating ball 63, when the liquid level in the environment is higher than the top level of the drain hole 14, the floating ball 63 is subjected to the buoyancy of water filled in the cavity A62 and the cavity B65, the floating ball 63 is blocked at the spherical structure 651, and the water in the cavity A62 and the cavity B65 is prevented from flowing back into the annular mounting groove 12 through the sealing fit of the rubber sealing layer 652 of the rubber wrapping layer 631; and through the setting of backup pad 641 and filtration pore 642, realize prescribing a limit to the position of floater 63, also avoid debris in the environment to enter into cavity A62 and cavity B65 through trompil A64 department simultaneously to adhere to floater 63 week side and influence the sealed cooperation of floater 63 and sphere structure 651.

Further, the cavity B65 and the cavity a62 are both in a cylindrical structure, the diameter of the cavity a62 is larger than that of the cavity B65, and the diameter of the cavity B65 is larger than the outer diameter of the floating ball 63; and the floating ball 63 is a hollow iron ball; a magnet 67 with a spherical shell structure is embedded in the column body 6 positioned at the spherical structure 651; the outside of the column 6 is provided with a sealing ring which is matched with the drain hole 14. Through the action of the magnet 67, when the floating ball 63 is blocked on the spherical structure 651, the combination force of the spherical structure 651 and the floating ball 63 is increased through the attraction action of the magnet 67 and the hollow iron ball, so that the tightness of the floating ball 63 and the spherical structure 651 is enhanced; when the cavity B65 and the cavity a62 are withdrawn, the float 63 falls down onto the support plate 641 by gravity.

Further, the heat dissipation through hole 371 is a rectangular through hole, the top side and the bottom side of the heat dissipation through hole 371 are both provided with a water collecting groove 375, two ends of the water collecting groove 375 are connected with the heat dissipation through hole 371 and touch and are provided with a water guiding inclined plane 373, the top of the water collecting groove 375 is provided with a porous plate 374, the water collecting groove 375 at one side of the porous plate 374 forms a water collecting area 372, and the water collecting area 372 is provided with a water absorbing sponge for absorbing water. Through the arrangement of the heat dissipation through holes 371, heat dissipation is achieved through the effect of the heat dissipation through holes 371 while the power distribution cabinet works; and through the setting of water catch bowl 375, avoid external rainwater when rainwater weather directly entering into the switch board through heat dissipation through-hole 371.

In rainy weather, external rainwater enters the heat dissipation through hole 371 through one end of the heat dissipation through hole 371, flows into the water collecting region 372 of the water collecting tank 375 through the water guide inclined plane 373 and the porous plate 374, and is adsorbed by the water absorbing sponge positioned in the water collecting region 372; through the absorption of sponge that absorbs water on the one hand conveniently fix water, avoid water to flow out to the switch board inside through the one end of post 37 when rotating post 37, on the other hand also avoid simultaneously when rotating post 37 to the axial direction of heat dissipation through-hole 371 be vertical form, the rainwater is quick to flow out through heat dissipation through-hole 371, overflows and overflows to the switch board inside from the both sides of rectangle trompil 32 because of overflow hole 322 discharges untimely unnecessary water that leads to.

Example 2

Based on the above embodiment 1, a rope winding device is installed on one side of the power distribution cabinet, the rope winding device includes a rope winding motor, a rope winding disc is disposed at an end of the rope winding motor, 2 strands of ropes are disposed on the rope winding disc, and a control handle 59 is connected to an end of the rope winding;

the device also comprises a processor, wherein the output end of the processor is connected with the rainwater sensor and the liquid level sensor; the rainwater sensor is arranged on the outer top side surface of the top cover 4, and the liquid level sensor is arranged in the water collecting tank 375;

when the liquid level in the liquid level sensor is detected to be higher than the upper surface of the porous plate 374, the processor controls the rope winding motor to rotate to drive the rope to wind on the rope winding disc, and the control rope 55 drives the movable column 52 to slide downwards along the inner wall of the sleeve 51, so that the driving arm 39 is driven to overturn downwards under the action of the traction rope 393, the inserted link and the connecting rod 392, and the rotary column 37 is driven to rotate in the rectangular opening 32; when the movable column 52 moves to the compression spring 511 to the maximum compression degree, the axial direction of the heat radiation through hole 371 is changed from horizontal to vertical; then the water originally adsorbed in the water-absorbing sponge is slowly discharged through the porous plate 374 under the action of gravity and is gathered into the drainage cavity 35 through the overflow holes 322; or when a large rain and rain potential is detected by the rain sensor, the processor controls the rope winding motor to rotate at the moment to drive the rope winding to wind on the rope winding disc, and drives the movable column 52 to slide downwards along the inner wall of the sleeve 51 at the moment by the control rope 55, and drives the driving arm 39 to overturn downwards by the action of the traction rope 393, the inserted link and the connecting rod 392, so as to drive the rotary column 37 to rotate in the rectangular opening 32; when the movable column 52 moves to the compression spring 511 to the maximum compression degree, the axial direction of the heat radiation through hole 371 is changed from horizontal to vertical; at the moment, excessive rainwater is prevented from directly entering the power distribution cabinet through the heat dissipation through hole 371.

When the rope is released from the rope reel after the rope is controlled to rotate reversely after a period of time, the movable column 52 slides upwards along the inner wall of the sleeve 51 under the action of the spring 511, meanwhile, the rotary column 37 rotates in the rectangular opening 32 under the action of the torsion spring, the driving arm 39 turns upwards, and the axial direction of the heat dissipation through hole 371 is changed from vertical to horizontal.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims

1. Waterproof type switch board convenient to heat dissipation, its characterized in that: comprises a base (1), two parallel radiating side plates (3) fixed on the base (1), and a front plate (2) and a back plate which are arranged on the base (1); a top cover (4) is arranged at the tops of the heat dissipation side plate (3), the front plate (2) and the back plate in a matched mode;

the heat dissipation side plate (3) comprises a rectangular plate body (31), a plurality of rectangular openings (32) are formed in the rectangular plate body (31) along the length direction of the rectangular plate body at equal intervals, the upper side wall and the lower side wall of the rectangular opening (32) are arc-shaped surfaces (321), and a rotating column (37) is rotatably matched with the rectangular opening (32); a plurality of heat dissipation through holes (371) are formed in the rotary column (37) along the radial direction of the rotary column, and the peripheral side surface of the rotary column (37) protrudes out of two side surfaces of the rectangular plate body (31);

one end of the rotating column (37) is provided with a convex column A, a bearing is arranged on the convex column A, and an inner side wall of the rectangular opening (32) is provided with a mounting hole (34) for being matched with the bearing; the other end of the rotating column (37) is provided with a convex column B (38), the other side wall of the rectangular opening (32) is provided with a through hole A (33) penetrating through the rectangular plate body (31) and matched with the convex column B (38), and a torsion spring is arranged between the convex column B (38) and the through hole A (33);

a driving arm (39) is fixed at the end part of the convex column B (38), and hinged supports (391) are arranged on the upper side wall and the lower side wall of the driving arm (39);

two adjacent driving arms (39) are connected through a connecting rod (392), and two ends of the connecting rod (392) are respectively hinged with a hinged support (391);

a traction rope (393) is connected to the hinged support (391) of the driving arm (39) at the lowest end, the end part of the traction rope (393) is connected with an inserting rod, and the end part of the inserting rod is connected with a control mechanism (5) which is fixed on one side of the base (1) and controls the inserting rod to move downwards and/or downwards.

2. The waterproof power distribution cabinet convenient for heat dissipation according to claim 1, wherein the control mechanism (5) comprises a sleeve (51), a supporting ring (513) is arranged at the bottom end of the sleeve (51), a movable column (52) capable of sliding up and down along the inner wall of the sleeve (51) is connected to the upper surface of the supporting ring (513) through a spring (511), a threaded blind hole (521) is arranged at the top end of the movable column (52), and the inserted rod is a threaded column and is in threaded fit with the threaded blind hole (521);

the bottom end part of the movable column (52) is connected with a control rope (55), the end part of the control rope (55) is provided with a control handle (59), and the top end of the sleeve (51) is provided with a locking bolt (512).

3. The waterproof power distribution cabinet convenient for heat dissipation according to claim 2, wherein the bottom side surface of the supporting ring (513) is provided with cambered surface protruding blocks (56) for controlling the rope (55) to pass through, the bottom side surfaces of the supporting ring (513) positioned at two sides of the cambered surface protruding blocks (56) are respectively fixed with a baffle plate (57), the bottom ends of the two baffle plates (57) are connected with an L-shaped baffle plate (571), one side of the L-shaped baffle plate (571) is provided with a through hole B (572) for controlling the rope (55) to pass through, and the end part of the control handle (59) is provided with a limiting plate (58) matched with the through hole B (572);

the bottom side of the supporting ring (513) is also connected with a base plate (54) through a plurality of connecting columns (53), and one side of the base plate (54) is welded on one side of the base (1).

4. The waterproof power distribution cabinet convenient for heat dissipation according to claim 1, wherein the length direction of the rectangular opening (32) is perpendicular to the length direction of the rectangular plate body (31);

a drainage cavity (35) is arranged in the rectangular plate body (31) right below any rectangular opening (32), and an overflow hole (322) communicated with the drainage cavity (35) is arranged on the bottom side surface of the rectangular opening (32);

a drainage groove (36) penetrating through the bottom end of the rectangular plate body (31) is formed in the rectangular plate body (31) at one side of the mounting holes (34) along the length direction of the rectangular plate body (31), and the drainage groove (36) is communicated with the drainage cavity (35).

5. The waterproof power distribution cabinet convenient for heat dissipation according to claim 1, wherein the base (1) comprises a base body (10) with a rectangular plate-shaped structure, a rectangular annular boss (11) is arranged on the upper surface of the base body (10), an annular mounting groove (12) for mounting the heat dissipation side plate (3), the front plate (2) and the back plate is arranged on the upper surface of the boss (11), and an annular groove (13) is arranged on the bottom side surface of the annular mounting groove (12); the bottom side surface of the base body (10) is provided with supporting legs (15);

the bottom side surface of the annular mounting groove (12) is at least provided with a water drain hole (14).

6. The waterproof power distribution cabinet convenient for heat dissipation according to claim 5, wherein a reverse flow module is mounted in the drain hole (14) in a matched manner; the reverse flow discharging module comprises a column body (6) assembled in the water discharging hole (14), and a limit flanging (61) is arranged at the bottom end of the column body (6);

a cavity A (62) is arranged in the cylinder (6), an opening A (64) communicated with the cavity A (62) is arranged at the bottom of the cylinder (6), a supporting plate (641) is arranged in the opening A (64), and a plurality of filtering holes (642) are uniformly distributed on the supporting plate (641);

a cavity B (65) is arranged on the inner top side surface of the cavity A (62), the inner top side surface of the cavity B (65) is of a spherical structure (651), and a rubber sealing layer (652) is arranged on the top side surface of the cavity B; the top of the column body (6) is provided with a water filtering hole (66) communicated with the cavity B (65);

a floating ball (63) is arranged in the cavity A (62) in a matched mode, and a rubber wrapping layer (631) in sealing fit with a rubber sealing layer (652) is arranged on the periphery of the floating ball (63).

7. The waterproof power distribution cabinet convenient for heat dissipation according to claim 6, wherein the cavity B (65) and the cavity a (62) are both in a cylindrical structure, the diameter of the cavity a (62) is larger than that of the cavity B (65), and the diameter of the cavity B (65) is larger than the outer diameter of the floating ball (63);

and the floating ball (63) is a hollow iron ball; a magnet (67) with a spherical shell structure is embedded in the column body (6) positioned at the spherical structure (651);

and a sealing ring matched with the drain hole (14) is arranged on the outer side of the column body (6).

8. The waterproof power distribution cabinet convenient for heat dissipation according to claim 1, wherein the heat dissipation through hole (371) is a rectangular through hole, a water collecting tank (375) is arranged on the top side and the bottom side of the heat dissipation through hole (371), two ends of the water collecting tank (375) are connected with the heat dissipation through hole (371) and are provided with water guide inclined planes (373), a porous plate (374) is arranged at the top of the water collecting tank (375), and the water collecting tank (375) arranged on one side of the porous plate (374) forms a water collecting area (372).