CN111969433A

CN111969433A - Power equipment power distribution cabinet with efficient ventilation and heat dissipation system

Info

Publication number: CN111969433A
Application number: CN202010758443.2A
Authority: CN
Inventors: 雷振兴
Original assignee: Hefei Zhirui Engineering Technology Co ltd
Current assignee: Hefei Zhirui Engineering Technology Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2020-11-20

Abstract

The invention discloses a power equipment power distribution cabinet with a high-efficiency ventilation and heat dissipation system. The invention comprises a cabinet body, wherein the cabinet body comprises a front plate and a back plate which are arranged in parallel; two side plates which are arranged in parallel are arranged between the front plate and the back plate; the side plates comprise a plurality of rectangular plates arranged at equal intervals, the front plate is provided with a door opening, and a switch door is hinged at the door opening; two adjacent rectangular plates form a rectangular ventilation opening I; a wind shield assembly capable of vertically lifting is arranged on the outer side of the side plate; the wind shield assembly comprises a plate body, and a rectangular vent II matched with the rectangular vent I is arranged on the plate body; the cabinet body is still including setting up the top cap at the top, and top cap upper surface sets up drives the bird subassembly. According to the invention, through the arrangement of the front plate, the back plate, the side plates and the wind shield assembly, the heat dissipation mode and the heat dissipation efficiency of the power distribution cabinet can be adjusted according to the requirements of actual conditions in the use process, and the bird repelling assembly is arranged, so that the effect of repelling birds can be achieved by generating sound along with the collision of a ball body with a collision clock.

Description

Power equipment power distribution cabinet with efficient ventilation and heat dissipation system

Technical Field

The invention belongs to the technical field of power distribution cabinets and particularly relates to a power distribution cabinet with a high-efficiency ventilation and heat dissipation system for power equipment.

Background

The distribution box is formed by assembling switch equipment, a measuring instrument, a protective electrical appliance and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement, and when the distribution box breaks down at night, maintenance personnel have to use a flashlight for illumination during maintenance, so that the maintenance is very inconvenient; in addition, after the distribution box is maintained, maintenance personnel can forget to lock the box door or open the box door automatically due to the failure of the electronic lock, so that equipment in the box is exposed in the air for a long time, dust is easily accumulated, the normal use of the box is influenced, and the distribution box is stolen; simultaneously, the electrical component of being equipped with in the block terminal can continuously produce the heat, if the block terminal heat dissipation is not good, leads to the block terminal in the high temperature, not only can influence the normal work of electrical component in the block terminal, shortens the life of electrical component in the block terminal, can cause the insulating ageing of electrical apparatus coil, lead wire and puncture in addition sometimes and danger such as burn out, especially in hot summer, this kind of condition is especially outstanding.

Chinese application No. CN201810526371.1 discloses a heat dissipation switch board, including cabinet body heat dissipation switch board, the top of cabinet body heat dissipation switch board is provided with air intake heat dissipation switch board, air intake department is provided with the air inlet lid, two lateral walls of cabinet body heat dissipation switch board are provided with heat dissipation window heat dissipation switch board, heat dissipation window department is provided with the heat dissipation window lid, the heat dissipation window heat dissipation switch board department of one side wherein is provided with the fan heat dissipation switch board, the fan heat dissipation switch board is located the inside of cabinet body heat dissipation switch board, the bottom of cabinet body heat dissipation switch board is provided with air outlet heat dissipation switch board, air outlet heat dissipation switch board department is provided with metal filter screen heat. When the air conditioner is used, the size of an opening of the air inlet cannot be selectively controlled according to the environmental temperature, the air speed and whether it rains or not, so that the heat dissipation adjustment is realized; install at open air switch board simultaneously, its space often can be utilized by birds, birds nest in the space to influence the normal use of switch board. And this switch board does not possess rain-proof effect, is unfavorable for inside power equipment's normal work.

Disclosure of Invention

The invention aims to provide a power equipment power distribution cabinet with a high-efficiency ventilation and heat dissipation system, which realizes the adjustment of the heat dissipation mode and the heat dissipation efficiency of the power distribution cabinet according to the requirements of actual conditions in the use process by arranging a front plate, a back plate, a side plate and a wind shield assembly, and simultaneously arranges a bird repelling assembly, so that the effect of repelling birds is achieved by generating sound along with the collision of a ball body with a collision clock; meanwhile, due to the arrangement of the U-shaped baffle, the wind shield and the drainage pipeline, rainwater in rainy weather is prevented from entering the cabinet body through the rectangular ventilation opening II and the rectangular ventilation opening I, and the overall rainproof performance of the power distribution cabinet is improved.

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

the invention relates to a power equipment power distribution cabinet with a high-efficiency ventilation and heat dissipation system, which comprises a cabinet body, wherein the cabinet body comprises a front plate and a back plate which are arranged in parallel; two side plates which are arranged in parallel are arranged between the front plate and the back plate; the two side plates are respectively arranged at two ends of the front plate; the side plates comprise a plurality of rectangular plates arranged at equal intervals, and two ends of each rectangular plate are respectively fixed on the front plate and the back plate; the front plate is provided with a door opening, and a switch door is hinged at the door opening; two adjacent rectangular plates form a rectangular ventilation opening I; a wind shield assembly capable of vertically lifting is arranged on the outer side of the side plate; the wind shield assembly comprises a plate body, and a rectangular vent II matched with the rectangular vent I is arranged on the plate body; t-shaped sliding rails are arranged on two sides of the plate body, and T-shaped sliding grooves matched with the T-shaped sliding rails are formed in two opposite side walls of the front plate and the back plate; the cabinet body is still including setting up the top cap at the top, the top cap upper surface sets up drives the bird subassembly, the inside top side of top cap is provided with a drive assembly, drive assembly connects windshield subassembly and drives windshield subassembly and reciprocates along vertical direction.

Furthermore, a U-shaped baffle is arranged at the upper edge of a second rectangular ventilation opening positioned on the outer side of the plate body, and a plurality of wind shields which are obliquely arranged are arranged at the upper part of the U-shaped baffle; the wind deflectors are positioned from the top of the U-shaped baffle to 1/2 of the height of the U-shaped baffle; the bottom both sides of plate body are provided with an installation piece, go up vertical ejector pin that is provided with on the installation piece.

Furthermore, in-place detection mechanisms matched with the ejector rods are arranged on the two sides of the front plate and the back plate; the in-place detection mechanism comprises a pipe body, a top plate is arranged at the top of the pipe body, a first support ring is arranged on the inner side wall of the pipe body, a first weight is placed on the first support ring, and a first pressure sensor is arranged below the first weight; a plurality of second support rings are arranged on the inner side wall of the pipe body below the first support ring, a second weight block is placed on the second support rings, a second pressure sensor is arranged below the second weight block, and a push rod penetrating through the second support rings and/or the first support rings is arranged on the second weight block; the ejector rod can penetrate through the second support ring.

Furthermore, the driving assembly comprises a shell, a motor is arranged in the shell, a reel is arranged at the end part of the motor, two hauling ropes are connected to the reel, and the other ends of the hauling ropes are fixed to the top of the wind shield assembly; the shell is symmetrically provided with two openings for the traction rope to pass through, a first fixing shaft and a second fixing shaft are arranged at the openings, and a first guide wheel and a second guide wheel are respectively arranged on the first fixing shaft and the second fixing shaft;

a support is arranged on the top cover right above the driving component, and a pulley for the traction rope to pass through is arranged on the support.

Further, a compressor is arranged in the cabinet body, a first air channel is arranged on the inner side wall of the cabinet body, the first air channel is a rectangular pipe body, and a plurality of air outlets are formed in the side, opposite to the front plate, of the first air channel from top to bottom; the compressor is communicated with the first air channel.

Furthermore, the bird repelling assembly comprises an upright rod arranged on the upper surface of the top cover, a swivel capable of rotating around the upright rod is arranged at the top of the upright rod, three connecting rods are arranged on the peripheral sides of the swivel, and a wind bowl is fixed at the end part of each connecting rod; the bottom side of the swivel is connected with an L-shaped supporting rod, the end part of the L-shaped supporting rod is provided with a binding rope, and the end part of the binding rope is fixed with a ball body; the upper surface of the top cover is also provided with a fixed rod, and the end part of the fixed rod is fixed with a striking clock; the ball body is made of metal or PE material.

Furthermore, a partition plate is arranged at the bottom of the cabinet body, a cavity is formed below the partition plate, and the compressor is arranged in the cavity; a condenser and an evaporator are also arranged in the cavity; the upper surface of the top cover is provided with a second air channel, and the second air channel is communicated with the first air channel and provided with a valve at the communication position; the second air duct is of a rectangular columnar structure, a cavity is formed in the second air duct, an air outlet is formed in one side, close to the bird repelling assembly, of the second air duct, and the compressor, the condenser and the evaporator form a refrigerating system.

Furthermore, a first groove and a second groove with rectangular sections are respectively arranged on the upper end surface and the lower end surface of the rectangular plate; a drainage flow channel penetrating through two ends of the rectangular plate is arranged in the rectangular plate, and a drainage pore channel is arranged between the first groove and the drainage flow channel; a first drainage pipeline and a second drainage pipeline which are communicated with the drainage flow channel are respectively arranged on the front plate and the back plate; the front plate is provided with a first through hole communicated with a second drainage pipeline and a drainage flow channel; and the back plate is provided with a second through hole for communicating the first drainage pipeline and the drainage flow channel.

Furthermore, the top of the cabinet body is connected with a top cover through a plurality of support columns; the inner top of the top cover is provided with a controller, and the signal input end of the controller is connected with the in-place detection mechanism, the temperature sensor, the raindrop sensor and the wind speed sensor; and the signal output end of the controller is connected with the compressor and the driving assembly.

Further, the temperature sensor is installed in the cabinet body, and the raindrop sensor and the wind speed sensor are both installed on the outer side of the cabinet body.

The invention has the following beneficial effects:

1. according to the invention, through the arrangement of the front plate, the back plate, the side plates and the wind shield assembly, the heat dissipation mode and the heat dissipation efficiency of the power distribution cabinet can be adjusted according to the requirements of actual conditions in the use process, and meanwhile, the bird repelling assembly is arranged, so that the effect of repelling birds is achieved along with the sound generated by the collision of the ball body with the collision bell; meanwhile, due to the arrangement of the U-shaped baffle, the wind shield and the drainage pipeline, rainwater in rainy weather is prevented from entering the cabinet body through the rectangular ventilation opening II and the rectangular ventilation opening I, and the overall rainproof performance of the power distribution cabinet is improved.

2. According to the invention, through the combined use of the wind shield component, the wind speed sensor, the raindrop sensor, the temperature sensor and the compressor, the heat dissipation mode and the heat dissipation efficiency of the power distribution cabinet can be adjusted according to the requirements of actual conditions in the use process, and the cooling and heat dissipation are carried out through the natural wind cooling and heat dissipation and the refrigerating system, so that the advantages of energy conservation and consumption reduction are achieved while the heat dissipation effect is ensured.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of a power distribution cabinet according to the present invention;

FIG. 2 is a top view of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 4 is an enlarged view of a portion A of FIG. 3;

FIG. 5 is a schematic structural view of the cabinet of the present invention;

FIG. 6 is a schematic front view of the structure of FIG. 5 according to the present invention;

FIG. 7 is a schematic view of a windshield assembly of the present invention;

FIG. 8 is a schematic view of a driving assembly according to the present invention;

FIG. 9 is a schematic sectional view of the assembly of the side panels, the front panel and the back panel according to the present invention;

FIG. 10 is a schematic structural diagram of the in-place detection mechanism of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1-10, the present invention is a power distribution cabinet for electrical equipment with a high-efficiency ventilation and heat dissipation system, comprising a cabinet body, wherein the cabinet body comprises a front plate 2 and a back plate 1 which are arranged in parallel; two side plates which are arranged in parallel are arranged between the front plate 2 and the back plate 1; two side plates are respectively arranged at two ends of the front plate 2; the side plates comprise a plurality of rectangular plates 3 which are arranged at equal intervals, and two ends of each rectangular plate 3 are respectively fixed on the front plate 2 and the back plate 1; the front plate 2 is provided with a door opening 22, and a switch door is hinged at the door opening 22; two adjacent rectangular plates 3 form a rectangular ventilation opening I31; a wind shield assembly 4 capable of vertically lifting is arranged on the outer side of the side plate; the wind deflector assembly 4 comprises a plate body 41, and a rectangular vent hole two 43 matched with the rectangular vent hole one 31 is arranged on the plate body 41; t-shaped sliding rails 42 are arranged on two sides of the plate body 41, and T-shaped sliding grooves matched with the T-shaped sliding rails 42 are arranged on two opposite side walls of the front plate 2 and the back plate 1; the cabinet body is still including setting up top cap 5 at the top, and 5 upper surfaces of top cap set up and drive bird subassembly 6, and the interior top side of top cap 5 is provided with a drive assembly 8, and drive assembly 8 connects deep bead subassembly 4 and drives deep bead subassembly 4 and reciprocates along vertical direction.

Preferably, a U-shaped baffle 44 is arranged at the upper edge of a rectangular ventilation opening II 43 positioned at the outer side of the plate body 41, and a plurality of wind deflectors 45 which are obliquely arranged are arranged at the upper part of the U-shaped baffle 44; a plurality of wind deflectors 45 are positioned from the top of the U-shaped baffle 44 to 1/2 of the height of the U-shaped baffle; two sides of the bottom end of the plate body 41 are provided with a mounting block 46, and a top rod 47 is vertically arranged on the mounting block 46 upwards.

Preferably, the in-place detection mechanisms 9 matched with the ejector rods 47 are arranged on the two sides of the front plate 2 and the back plate 1; the in-place detection mechanism 9 comprises a pipe body 91, a top plate 92 is arranged at the top of the pipe body 91, a first support ring 93 is arranged on the inner side wall of the pipe body 91, a first weight 94 is placed on the first support ring 93, and a first pressure sensor 95 is arranged below the first weight 94; a plurality of second support rings 96 are arranged on the inner side wall of the pipe body 91 below the first support ring 93, a second weight 97 is placed on the second support rings 96, a second pressure sensor 98 is arranged below the second weight 97, and a push rod 99 penetrating through the second support rings 96 and/or the first support ring 93 is arranged on the second weight 97; the mandril 47 can penetrate through the second support ring 96.

Preferably, the driving assembly 8 comprises a housing 81, a motor is arranged in the housing 81, a reel 82 is arranged at the end of the motor, two pulling ropes 88 are connected to the reel 82, and the other ends of the pulling ropes 88 are fixed on the top of the wind shield assembly 4; the shell 81 is symmetrically provided with two openings 83 for the pull rope 88 to pass through, a first fixing shaft 85 and a second fixing shaft 86 are arranged at the openings 83, and a first guide wheel 84 and a second guide wheel 87 are respectively arranged on the first fixing shaft 85 and the second fixing shaft 86; a bracket is arranged on the top cover 5 right above the driving component 8, and a pulley 89 for the traction rope 88 to pass through is arranged on the bracket.

Preferably, the compressor 74 is arranged in the cabinet body, the inner side wall of the cabinet body is provided with an air duct I12, the air duct I12 is a rectangular tube body, and one side of the air duct I12, which is opposite to the front plate 2, is provided with a plurality of air outlets 13 from top to bottom; the compressor 74 is in communication with the first air duct 12.

Preferably, the bird repelling assembly 6 comprises an upright post 61 arranged on the upper surface of the top cover 5, a rotating ring 62 capable of rotating around the upright post 61 is arranged at the top of the upright post 61, three connecting rods 63 are arranged on the periphery of the rotating ring 62, and a wind bowl 64 is fixed at the end of each connecting rod 63; the bottom side of the rotating ring 62 is connected with an L-shaped supporting rod 65, the end part of the L-shaped supporting rod 65 is provided with a binding rope 65, and the end part of the binding rope 65 is fixed with a ball 66; the upper surface of the top cover 5 is also provided with a fixed rod, and the end part of the fixed rod is fixed with a striking clock 68; the ball 66 is made of metal or PE.

Preferably, a partition 7 is arranged at the bottom of the cabinet body, a chamber 71 is formed below the partition 7, and the compressor 74 is arranged in the chamber 71; a condenser 72 and an evaporator 73 are also installed in the chamber 71; the upper surface of the top cover 5 is provided with a second air duct 14, the second air duct 14 is communicated with the first air duct 12, and a valve is arranged at the communication position; the second air duct 14 is of a rectangular columnar structure, a cavity is formed in the second air duct, and an air outlet is formed in one side, close to the bird repelling component 6, of the second air duct 14.

Preferably, the upper end face and the lower end face of the rectangular plate 3 are respectively provided with a first groove 32 and a second groove 33 with rectangular sections; a drainage channel 35 penetrating through two ends of the rectangular plate 3 is arranged in the rectangular plate 3, and a drainage pore passage 34 is arranged between the first groove 32 and the drainage channel 35; a first drainage pipeline 11 and a second drainage pipeline 21 which are communicated with the drainage flow channel 35 are respectively arranged on the front plate 2 and the back plate 1; the front plate 2 is provided with a first through hole 37 for communicating the second drainage pipeline 21 with the drainage flow channel 35; and a second through hole 36 for communicating the first drainage pipeline 11 with the drainage flow channel 35 is formed in the back plate 1.

Preferably, the top of the cabinet body is connected with the top cover 5 through a plurality of struts 15; the controller is arranged at the inner top of the top cover 5, and the signal input end of the controller is connected with the in-place detection mechanism 9, the temperature sensor, the raindrop sensor and the wind speed sensor; the signal output end of the controller is connected with the compressor 74 and the driving assembly 8.

Preferably, the temperature sensor is installed in the cabinet body, and the raindrop sensor and the wind speed sensor are both installed outside the cabinet body.

Cooling by natural wind:

when the temperature sensor, the raindrop sensor and the wind speed sensor detect corresponding signals, and when the indoor temperature of the power distribution cabinet is low and external wind speed meets the heat dissipation requirement, no rain occurs;

determining the heat dissipation grade, namely the overlapping degree of the first rectangular ventilation opening 31 and the second rectangular ventilation opening 43, according to the parameters of the three;

when the temperature of the temperature sensor is higher and the wind speed is lower, the overlapping degree of the first rectangular ventilation opening 31 and the second rectangular ventilation opening 43 is larger;

the overlapping degree of the first rectangular ventilation opening 31 and the second rectangular ventilation opening 43 is detected by the in-position detection mechanism 9;

cooling the refrigerating system:

when the temperature sensor, the raindrop sensor and the wind speed sensor detect corresponding signals, and when the indoor temperature of the power distribution cabinet is high, and the external wind speed cannot meet the heat dissipation requirement;

at the moment, through a refrigerating system consisting of a compressor 74, a condenser 72 and an evaporator 73, cold air is generated by the refrigerating system and blown into the cabinet body through an air outlet 13 of the first air duct 12 for heat dissipation, and the cold air blown into the cabinet body is turned back under the action of the front plate 2 and is discharged from the cabinet body along a rectangular vent 31 on the side plate, so that the heat dissipation effect is achieved; meanwhile, under the condition that the wind of the external environment is small, the wind blows towards the bird repelling assembly 6 under the action of the second air duct 15, the rotating ring 62 can rotate around the vertical rod 61, the rotating ring 62 drives the ball 66 fixed at the end of the L-shaped supporting rod 65 through the binding rope 65 to rotate in the rotating process, the ball 66 collides with the striking clock 68 to generate bird repelling sound, meanwhile, partial energy is discharged from the ball 66 after the striking clock 68, at the moment, the ball 66 can collide the striking clock 68 again after rotating for several circles along with the rotating ring 62, and intermittent sound is generated through the mode, so that the bird repelling effect is achieved.

When the environment rains, the overlapping degree of the first rectangular ventilation opening 31 and the second rectangular ventilation opening 43 is controlled according to the rain condition,

when the rain is low, the first rectangular ventilation opening 31 and the second rectangular ventilation opening 43 can be controlled to be completely overlapped, otherwise, the first rectangular ventilation opening 31 and the second rectangular ventilation opening 43 are partially overlapped;

when the rain-proof umbrella is used, when the rain is in a small rain, the rain-proof effect is achieved by the aid of the U-shaped baffle 44 and the wind shield 45;

when the rain is in a large rain, the first rectangular vent 31 and the second rectangular vent 43 are partially overlapped, rainwater is prevented from directly entering the cabinet body through the first rectangular vent 31 and the second rectangular vent 43 under the action of the wind shield 45, if the rainwater enters the second rectangular vent 43 below the U-shaped baffle 44, the entering rainwater can slide down to the outer surface of the rectangular plate 3 along the surface of the plate body 41, and the rainwater on the rectangular plate 3 flows into the first groove 32 of the rectangular plate 3 below from the rectangular plate 3 above and respectively enters the first groove 32 and the second groove through the drainage channel 34, the drainage channel 35, the first through hole 37 and the second through hole 36 in sequence; and the first drain line 11 and the second drain line 21 are discharged.

When the wind shield assembly 4 vertically moves upwards along the matching of the T-shaped sliding rail 42 and the T-shaped sliding groove under the lifting action of the driving assembly 8, the ejector rod 47 is inserted into the second support ring 96, the second pressure sensor 98 at the bottommost end detects a first pressure signal, when the wind shield assembly continuously moves, the ejector rod 47 pushes the second weight 97 at the bottommost end to move upwards, until a push rod 99 on the second weight 97 abuts against the second pressure sensor 98/the first pressure sensor 95 on the second weight 97, and a second pressure signal is detected; when the first pressure sensor 95 detects a pressure signal, it indicates that the first rectangular vent 31 and the second rectangular vent 43 are completely overlapped, and the maximum heat dissipation and ventilation state is present.

The number of second pressure sensors 98/first pressure sensors 95 and the representative heat dissipation level. When the first pressure sensor 95 and the second pressure sensor 98 arranged from top to bottom are used, pressure signals are detected successively.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments 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 utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an electrical equipment switch board with high-efficient ventilation cooling system, includes the cabinet body, its characterized in that: the cabinet body comprises a front plate (2) and a back plate (1) which are arranged in parallel;

two side plates which are arranged in parallel are arranged between the front plate (2) and the back plate (1);

the two side plates are respectively arranged at two ends of the front plate (2);

the side plates comprise a plurality of rectangular plates (3) which are arranged at equal intervals, and two ends of each rectangular plate (3) are respectively fixed on the front plate (2) and the back plate (1); a door opening (22) is formed in the front plate (2), and a switch door is hinged to the door opening (22);

two adjacent rectangular plates (3) form a rectangular ventilation opening I (31);

a wind shield assembly (4) capable of vertically lifting is arranged on the outer side of the side plate;

the wind shield assembly (4) comprises a plate body (41), and a rectangular vent II (43) matched with the rectangular vent I (31) is arranged on the plate body (41); t-shaped sliding rails (42) are arranged on two sides of the plate body (41), and T-shaped sliding grooves matched with the T-shaped sliding rails (42) are formed in two opposite side walls of the front plate (2) and the back plate (1);

the cabinet body is still including setting up top cap (5) at the top, top cap (5) upper surface sets up drives bird subassembly (6), the interior top side of top cap (5) is provided with a drive assembly (8), drive assembly (8) are connected wind shield assembly (4) and are driven wind shield assembly (4) and reciprocate along vertical direction.

2. The electrical equipment power distribution cabinet with the efficient ventilation and heat dissipation system as recited in claim 1, wherein a U-shaped baffle (44) is arranged at an upper edge of a rectangular ventilation opening II (43) positioned at the outer side of the plate body (41), and a plurality of wind deflectors (45) arranged obliquely are arranged at the upper part of the U-shaped baffle (44);

the wind deflectors (45) are positioned from the top of the U-shaped baffle (44) to 1/2 of the height of the U-shaped baffle;

two sides of the bottom end of the plate body (41) are provided with mounting blocks (46), and a top rod (47) is vertically arranged on each mounting block (46) upwards.

3. The power distribution cabinet with the efficient ventilation and heat dissipation system for the electrical equipment according to claim 2, wherein in-place detection mechanisms (9) matched with the ejector rods (47) are arranged on two sides of the front plate (2) and the back plate (1);

the in-place detection mechanism (9) comprises a pipe body (91), a top plate (92) is arranged at the top of the pipe body (91), a first support ring (93) is arranged on the inner side wall of the pipe body (91), a first weight (94) is placed on the first support ring (93), and a first pressure sensor (95) is arranged below the first weight (94);

a plurality of second support rings (96) are arranged on the inner side wall of the pipe body (91) below the first support rings (93), a second weight block (97) is placed on the second support rings (96), a second pressure sensor (98) is arranged below the second weight block (97), and a push rod (99) penetrating through the second support rings (96) and/or the first support rings (93) is arranged on the second weight block (97);

the ejector rod (47) can penetrate through the second support ring (96).

4. The electrical equipment distribution cabinet with the efficient ventilation and heat dissipation system as recited in claim 1 or 3, wherein the driving assembly (8) comprises a housing (81), a motor is arranged in the housing (81), a reel (82) is arranged at the end of the motor, two pulling ropes (88) are connected to the reel (82), and the other ends of the pulling ropes (88) are fixed on the top of the wind shield assembly (4);

the shell (81) is symmetrically provided with two open holes (83) for the traction rope (88) to pass through, a first fixed shaft (85) and a second fixed shaft (86) are arranged at the open holes (83), and a first guide wheel (84) and a second guide wheel (87) are respectively arranged on the first fixed shaft (85) and the second fixed shaft (86);

a support is arranged on the top cover (5) right above the driving component (8), and a pulley (89) for the traction rope (88) to pass through is arranged on the support.

5. The power distribution cabinet with the efficient ventilation and heat dissipation system for the electrical equipment according to claim 1 or 3, wherein a compressor (74) is arranged in the cabinet body, an air duct I (12) is arranged on the inner side wall of the cabinet body, the air duct I (12) is a rectangular tube body, and a plurality of air outlets (13) are arranged from top to bottom on one side, opposite to the front plate (2), of the air duct I (12);

the compressor (74) is communicated with the first air channel (12).

6. The electrical equipment power distribution cabinet with the efficient ventilation and heat dissipation system as recited in claim 5, wherein the bird repelling assembly (6) comprises an upright rod (61) arranged on the upper surface of the top cover (5), a rotating ring (62) capable of rotating around the upright rod (61) is arranged at the top of the upright rod (61), three connecting rods (63) are arranged on the periphery of the rotating ring (62), and a wind bowl (64) is fixed at the end of each connecting rod (63);

the bottom side of the swivel (62) is connected with an L-shaped support rod (65), the end part of the L-shaped support rod (65) is provided with a binding rope (65), and the end part of the binding rope (65) is fixed with a ball body (66);

a fixed rod is further arranged on the upper surface of the top cover (5), and a striking clock (68) is fixed at the end part of the fixed rod;

the sphere (66) is made of metal or PE.

7. The electrical equipment distribution cabinet with the efficient ventilation and heat dissipation system according to claim 6, wherein a partition plate (7) is disposed at the bottom of the cabinet body, a chamber (71) is formed below the partition plate (7), and the compressor (74) is disposed in the chamber (71);

a condenser (72) and an evaporator (73) are also arranged in the chamber (71);

a second air duct (14) is arranged on the upper surface of the top cover (5), the second air duct (14) is communicated with the first air duct (12), and a valve is arranged at the communication position;

the second air duct (14) is of a rectangular columnar structure, a cavity is formed in the second air duct, and an air outlet is formed in one side, close to the bird repelling component (6), of the second air duct (14).

8. The power distribution cabinet with the efficient ventilation and heat dissipation system for the electrical equipment according to claim 1 or 7, wherein a first groove (32) and a second groove (33) with rectangular cross sections are respectively formed in the upper end surface and the lower end surface of the rectangular plate (3);

a drainage flow channel (35) penetrating through two ends of the rectangular plate (3) is arranged in the rectangular plate (3), and a drainage pore channel (34) is arranged between the first groove (32) and the drainage flow channel (35);

a first drainage pipeline (11) and a second drainage pipeline (21) which are communicated with the drainage flow channel (35) are respectively arranged on the front plate (2) and the back plate (1);

the front plate (2) is provided with a first through hole (37) for communicating the second drainage pipeline (21) with the drainage flow channel (35);

and a second through hole (36) for communicating the first drainage pipeline (11) with the drainage flow channel (35) is formed in the back plate (1).

9. The electrical equipment distribution cabinet with the efficient ventilation and heat dissipation system according to claim 3, wherein the top of the cabinet body is connected with the top cover (5) through a plurality of pillars (15);

a controller is arranged at the inner top of the top cover (5), and a signal input end of the controller is connected with the in-place detection mechanism (9), the temperature sensor, the raindrop sensor and the wind speed sensor;

the signal output end of the controller is connected with the compressor (74) and the driving assembly (8).

10. The electrical equipment distribution cabinet with the efficient ventilation and heat dissipation system as recited in claim 9, wherein the temperature sensor is installed inside the cabinet body, and the raindrop sensor and the wind speed sensor are both installed outside the cabinet body.