CN115064966A

CN115064966A - Dampproofing automatically controlled cabinet of effective heat dissipation

Info

Publication number: CN115064966A
Application number: CN202210728294.4A
Authority: CN
Inventors: 万志辉; 曹静文; 黄浩; 熊欣; 张文亮
Original assignee: Wuhan Marine Machinery Plant Co Ltd
Current assignee: Wuhan Marine Machinery Plant Co Ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-09-16

Abstract

An effective heat-dissipation damp-proof electric control cabinet comprises a laying device and a bottom case, wherein the laying device is of a hollow structure, the bottom of the laying device is connected with the top of the bottom case, and the laying device comprises a left half cylinder body, a right half cylinder body, a left half cover body, a right half cover body and an air outlet pipe; the left and right half cylinders are butted into a cylinder with an opening at the upper end, and through holes are arranged on the left and right half cylinders; the left half cover body and the right half cover body are butted into a hollow hemisphere; the top parts of the left and right half cylinders are embedded into the bottoms of the left and right half cover bodies to be connected in a rotating way; the bottoms of the left half cylinder body and the right half cylinder body are provided with a plurality of round beads, and the bottoms of the round beads are contacted with the top surface of the bottom box; exhaust holes are formed in the positions, located on the left side of the left half cylinder body and the right side of the right half cylinder body, on the top surface of the bottom box; a bottom box cavity in the bottom box is filled with moisture absorption materials, and the top of the bottom box is provided with a charging opening communicated with the bottom box cavity; the laying device, the air outlet cylinder and the bottom box are communicated. This design not only dampproofing effect is good, and the cabinet body heat dissipation is good moreover.

Description

Dampproofing automatically controlled cabinet of effective heat dissipation

Technical Field

The invention relates to an electric control cabinet, belongs to the field of electrical engineering, and particularly relates to an effective heat-dissipation moisture-proof electric control cabinet.

Background

The electrical cabinet is a cabinet which is formed by processing steel and used for protecting components from working normally, the electrical cabinet is made of two materials, namely a hot-rolled steel plate and a cold-rolled steel plate, the cold-rolled steel plate is softer than the hot-rolled steel plate and is more suitable for manufacturing the electrical cabinet, and the electrical cabinet is widely used in the industries such as chemical industry, environmental protection, electric power, metallurgy, industry, nuclear power, traffic, fire safety monitoring and the like; the sliding type electrical cabinet is improved on the original electrical cabinet, and a sliding mechanism is added in the electrical cabinet, so that the installation of electrical elements is facilitated, but the design still has the following defects:

when the existing sliding type electrical cabinet is used for heat dissipation, a plurality of heat dissipation holes are required to be formed, so that moisture enters from the heat dissipation holes, and the moisture-proof effect cannot be achieved; in addition, good sealing properties are required in the case of moisture resistance, which leads to poor heat dissipation.

The information disclosed in this background section is only for enhancement of understanding of the general background of the application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The invention aims to overcome the defects and problems that when the moisture-proof effect of an electrical cabinet in the prior art is good, the heat dissipation is not good, and when the heat dissipation is good, the good moisture-proof effect cannot be achieved, and provides an effective heat dissipation moisture-proof electrical cabinet which has good moisture-proof effect and good heat dissipation.

In order to achieve the above purpose, the technical solution of the invention is as follows: an effective heat-dissipation moisture-proof electric control cabinet comprises a laying device and a bottom case, wherein the laying device is of a hollow structure, the bottom of the laying device is connected with the top of the bottom case, and the laying device comprises a left half cylinder body, a right half cylinder body, a left half cover body, a right half cover body and an air outlet pipe;

the left half cylinder body and the right half cylinder body are butted into a cylinder with an opening at the upper end; a plurality of first through holes are respectively formed in the side walls of the left half cylinder body and the right half cylinder body;

the left half cover body is arranged at the top of the left half cylinder body; the right half cover body is arranged at the top of the right half cylinder body; the left half cover body and the right half cover body are butted to form a hollow hemisphere;

the top of the left half cylinder is embedded into the bottom of the left half cover body and is in rotary connection with the left half cover body; the top of the right half cylinder body is embedded into the bottom of the right half cover body and is in rotary connection with the right half cylinder body; the bottom of the left half cylinder body and the bottom of the right half cylinder body are provided with a plurality of round beads, and the bottoms of the round beads are in contact with the top surface of the bottom box;

exhaust holes are formed in the positions, located on the left side of the left half cylinder body and the right side of the right half cylinder body, on the top surface of the bottom box;

a bottom box cavity in the bottom box is filled with moisture absorption materials, and the top of the bottom box is provided with a charging opening communicated with the bottom box cavity;

a left vertical plate, a right vertical plate, an upper supporting plate and a lower supporting plate are arranged in the shelving device; the top end of the left vertical plate is connected with the top end of the right vertical plate through an upper supporting plate, the bottom end of the right vertical plate is connected with the bottom end of the left vertical plate through a lower supporting plate, the left vertical plate, the upper supporting plate, the right vertical plate and the lower supporting plate enclose a containing chamber, at least one storage box is arranged in the containing chamber, the storage box comprises a top box plate and a bottom box plate, the left ends of the top box plate and the bottom box plate are connected with the middle part of the left vertical plate, the right ends of the top box plate and the bottom box plate are connected with the middle part of the right vertical plate, and a box inner cavity is clamped between the top box plate and the bottom box plate;

a plurality of fourth through holes are formed in the top box plate, the bottom box plate, the upper supporting plate and the lower supporting plate, and a plurality of second through holes are formed in the left vertical plate and the right vertical plate;

the lower support plate is fixedly connected with one end of the air outlet pipe, the other end of the air outlet pipe is fixedly connected with the middle part of the top surface of the bottom box, and the lower support plate, the air outlet pipe and the inside of the bottom box are communicated with each other.

A cylinder is sleeved outside the air outlet pipe, and an upper retainer ring and a lower retainer ring are fixedly connected to the cylinder; a left square cylinder and a right square cylinder are arranged on the outer side wall of the cylinder and between the upper retainer ring and the lower retainer ring; the left square cylinder and the right cylinder have the same structure;

one end of the left square cylinder is fixedly connected with the outer side wall of the cylinder, and the other end of the left square cylinder extends to the left half cylinder body; a sliding block is arranged in the left barrel and is attached to the left barrel in a sliding manner; a pressure spring is arranged in an area between the cylinder and the sliding block in the left square cylinder; one end of the pressure spring is fixedly connected with one side of the sliding block, and the other end of the pressure spring is fixedly connected with the outer side wall of the cylinder; the other side fixedly connected with first slide bar of slider, the other end of first slide bar slides and passes left side square barrel and left semi-cylinder body fixed connection.

The outer side of the left half cylinder body is connected with a left semicircular cover in an attaching mode, and the outer side of the right half cylinder body is connected with a right semicircular cover in an attaching mode;

the left semicircular cover is fixedly connected with a left L-shaped arc plate, and the right semicircular cover is fixedly connected with a right L-shaped arc plate;

the lower end of a vertical plate of the left L-shaped arc plate is fixedly connected to the outer wall of the left half-round cover in a step shape, and a transverse plate of the left L-shaped arc plate is fixedly connected with the top of the left half-round cover body;

the lower end of a vertical plate of the right L-shaped arc plate is fixedly connected to the outer wall of the right semicircular cover in a step shape, and a transverse plate of the right L-shaped arc plate is fixedly connected with the top of the right semicircular cover body;

a left transmission mechanism is arranged in a cavity formed by the left L-shaped arc plate and the left half cover body; a cavity formed by the right L-shaped arc plate and the right half cover body is internally provided with a right transmission mechanism; the left transmission mechanism and the right transmission mechanism are consistent in structure;

the bottom ends of the outer sides of the left half cylinder body and the right half cylinder body are fixedly connected with half gear rings, and the number of the half gear rings is two, and the half gear rings are jointed to form a circular gear ring;

the first through hole is arranged on the side walls of the left half cylinder body and the right half cylinder body and is positioned in an area between the top surface and the bottom surface of the left half cylinder body and the right half cylinder body.

The left transmission mechanism comprises a motor, a rotating shaft, a gear, a baffle ring, a fixed plate, a sleeve and a winding roller; the motor is arranged below the inner wall of the transverse plate of the left L-shaped arc plate, one end of the rotating shaft is fixedly connected with the motor, the rotating shaft penetrates through the left semicircular cover, the other end of the rotating shaft is fixedly connected with a gear, and the gear is meshed with the semi-toothed ring;

a fixing plate is fixedly connected to the inner wall of the vertical plate of the left L-shaped arc plate, one end of the fixing plate is fixedly connected with the vertical plate of the left L-shaped arc plate, a sleeve is sleeved at the other end of the fixing plate and is in laminating and rotating connection with the fixing plate, and the sleeve is in laminating and rotating connection with the rotating shaft;

the sleeve is fixedly connected with two circular rings, and the circular rings are respectively attached to the top surface and the bottom surface of the fixing plate; the rotating shaft is fixedly provided with two baffle rings, and the baffle rings are respectively attached and connected with the top surface and the bottom surface of the left semicircular cover;

a first through hole is formed in the side wall of the lower end of the sleeve; and a second through hole is formed in the side wall of one end of the fixing plate.

The top end of the outer side wall of the left vertical plate is fixedly connected with a second sliding rod; the top end of the outer side wall of the right vertical plate is fixedly connected with a third sliding rod;

one end of the second sliding rod is fixedly connected with the outer side wall of the left vertical plate, and the other end of the second sliding rod penetrates through the left half cover body in a sliding mode and extends towards the left L-shaped arc plate;

one end of the third sliding rod is fixedly connected with the outer side wall of the right vertical plate, and the other end of the third sliding rod penetrates through the right half cover body in a sliding manner and extends towards the right L-shaped arc plate;

a first fixing ring is fixedly arranged in the left half cover body; a second fixing ring is fixedly arranged in the right half cover body; third through holes are formed in the left half cover body and the right half cover body.

The left transmission mechanism and the right transmission mechanism are both provided with steel wire ropes; the winding roller is fixedly connected to the sleeve and is connected with the steel wire rope in a winding manner;

a steel wire rope on the left transmission mechanism penetrates through a third through hole on the left half cover body and extends into the right half cover body to be connected with the second fixing ring;

and a steel wire rope on the right transmission mechanism penetrates through a third through hole on the right half cover body and extends into the left half cover body to be connected with the first fixing ring.

A plurality of fans are fixedly connected to the rotating shaft and arranged in the left semicircular cover and the right semicircular cover.

The moisture absorption material is a drying ball or a drying agent.

Plug-pull structures are arranged in the first through hole and the second through hole.

The winding roller, the steel wire rope, the third through hole and the central axis of the second fixing ring of the left transmission mechanism are positioned on the same straight line; the wire winding roller, the steel wire rope, the third through hole and the central axis of the first fixing ring of the right transmission mechanism are on the same straight line.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention relates to an effective heat-dissipation moisture-proof electric control cabinet which comprises a placing device and a bottom case, wherein the placing device is of a hollow structure, the bottom of the placing device is connected with the top of the bottom case, and the placing device comprises a left half cylinder body, a right half cylinder body, a left half cover body, a right half cover body and an air outlet pipe; the left half barrel body and the right half barrel body are butted into a cylinder body with an opening at the upper end, through holes are formed in the left half barrel body and the right half barrel body, and the left half cover body and the right half cover body are butted into a hollow hemisphere; the top of the left half cylinder is embedded into the bottom of the left half cover body and is in rotary connection with the left half cover body; the top of the right half cylinder body is embedded into the bottom of the right half cover body and is connected in a rotating way; the bottoms of the left half cylinder body and the right half cylinder body are provided with a plurality of round beads, and the bottoms of the round beads are contacted with the top surface of the bottom box; exhaust holes are formed in the positions, located on the left side of the left half cylinder body and the right side of the right half cylinder body, on the top surface of the bottom box; a bottom box cavity in the bottom box is filled with moisture absorption materials, and the top of the bottom box is provided with a charging opening communicated with the bottom box cavity; the shelving device is internally provided with a left vertical plate, a right vertical plate, an upper supporting plate and a lower supporting plate, the left vertical plate, the right vertical plate, the upper supporting plate and the lower supporting plate enclose a containing chamber, and at least one article placing box is arranged in the containing chamber; a plurality of fourth through holes are formed in the top box plate, the bottom box plate, the upper supporting plate and the lower supporting plate, and a plurality of second through holes are formed in the left vertical plate and the right vertical plate; the lower support plate is fixedly connected with one end of the air outlet pipe, the other end of the air outlet pipe is fixedly connected with the middle part of the top surface of the bottom box, and the lower support plate, the air outlet pipe and the interior of the bottom box are communicated with each other; this design is when using, through the moisture absorbent that sets up in the under casing, with the internal moisture absorption of cabinet and moisture absorbent on, avoided the accumulation of moisture, kept the drying of the internal portion of cabinet, and the through-hole on the cabinet body, the heat that makes equipment produce can distribute away from the through-hole, does not influence electrical equipment's heat and gives off. Therefore, the invention not only has good moisture-proof effect, but also does not influence the heat dissipation of the electrical equipment.

2. In the effective heat-dissipation moisture-proof electric control cabinet, the air outlet pipe is sleeved with the cylinder, and the cylinder is fixedly connected with the upper retaining ring and the lower retaining ring; a left square cylinder and a right square cylinder are arranged on the outer side wall of the cylinder and between the upper retainer ring and the lower retainer ring; the left square cylinder and the right cylinder have the same structure; one end of the left square cylinder is fixedly connected with the outer side wall of the cylinder, and the other end of the left square cylinder extends to the left half cylinder body; a sliding block is arranged in the left barrel and is in fit sliding connection with the left barrel; a pressure spring is arranged in the area between the cylinder and the sliding block in the left square cylinder; one end of the pressure spring is fixedly connected with one side of the sliding block, and the other end of the pressure spring is fixedly connected with the outer side wall of the cylinder; the other side of the sliding block is fixedly connected with a first sliding rod, and the other end of the first sliding rod penetrates through the left square barrel in a sliding manner to be fixedly connected with the left half barrel; the outer side of the left half cylinder body is connected with a left semicircle cover in an attaching mode, and the outer side of the right half cylinder body is connected with a right semicircle cover in an attaching mode; the left semicircular cover is fixedly connected with a left L-shaped arc plate, and the right semicircular cover is fixedly connected with a right L-shaped arc plate; the lower end of a vertical plate of the left L-shaped arc plate is fixedly connected to the outer wall of the left half-round cover in a step shape, and a transverse plate of the left L-shaped arc plate is fixedly connected with the top of the left half-round cover body; the lower end of a vertical plate of the right L-shaped arc plate is fixedly connected to the outer wall of the right semicircular cover in a step shape, and a transverse plate of the right L-shaped arc plate is fixedly connected with the top of the right semicircular cover body; a left transmission mechanism is arranged in a cavity formed by the left L-shaped arc plate and the left half cover body; a cavity formed by the right L-shaped arc plate and the right half cover body is internally provided with a right transmission mechanism; the left transmission mechanism and the right transmission mechanism have the same structure; the bottom ends of the outer sides of the left half cylinder body and the right half cylinder body are fixedly connected with two half gear rings which are jointed to form a circular gear ring;

the first through hole is arranged on the side walls of the left half cylinder body and the right half cylinder body and is positioned in an area between the top surfaces and the bottom surfaces of the left semicircular cover and the right semicircular cover; the left transmission mechanism comprises a motor, a rotating shaft, a gear, a baffle ring, a fixed plate, a sleeve and a winding roller; the motor is arranged below the inner wall of the transverse plate of the left L-shaped arc plate, one end of the rotating shaft is fixedly connected with the motor, the rotating shaft penetrates through the left semicircular cover, the other end of the rotating shaft is fixedly connected with a gear, and the gear is meshed with the semi-toothed ring; a fixed plate is fixedly connected to the inner wall of a vertical plate of the left L-shaped arc plate, one end of the fixed plate is fixedly connected with the vertical plate of the left L-shaped arc plate, a sleeve is sleeved at the other end of the fixed plate, the sleeve is in laminating and rotating connection with the fixed plate, and the sleeve is in laminating and rotating connection with the rotating shaft; the sleeve is fixedly connected with two circular rings which are respectively attached and connected with the top surface and the bottom surface of the fixed plate; two baffle rings are fixedly arranged on the rotating shaft and are respectively attached and connected with the top surface and the bottom surface of the left semicircular cover; a first through hole is formed in the side wall of the lower end of the sleeve; a second through hole is formed in the side wall of one end of the fixing plate; the top end of the outer side wall of the left vertical plate is fixedly connected with a second slide bar; the top end of the outer side wall of the right vertical plate is fixedly connected with a third slide bar; one end of a second sliding rod is fixedly connected with the outer side wall of the left vertical plate, and the other end of the second sliding rod penetrates through the left half cover body in a sliding mode and extends towards the left L-shaped arc plate; one end of a third sliding rod is fixedly connected with the outer side wall of the right vertical plate, and the other end of the third sliding rod penetrates through the right half cover body in a sliding mode and extends towards the right L-shaped arc plate; a first fixing ring is fixedly arranged in the left half cover body; a second fixing ring is fixedly arranged in the right half cover body; third through holes are formed in the left half cover body and the right half cover body; the left transmission mechanism and the right transmission mechanism are both provided with steel wire ropes; the winding roller is fixedly connected to the sleeve and is connected with the steel wire rope in a winding manner; a steel wire rope on the left transmission mechanism penetrates through a third through hole on the left half cover body and extends into the right half cover body to be connected with a second fixing ring; a steel wire rope on the right transmission mechanism penetrates through a third through hole on the right half cover body and extends into the left half cover body to be connected with the first fixing ring; the rotating shaft is fixedly connected with a plurality of fans, and the fans are arranged in the left semicircular cover and the right semicircular cover; when the design is applied, the cabinet is in an open state through the matching of the pressure spring and the ball, equipment is convenient to place, and then the winding roller and the steel wire rope are driven to move through the rotation of the motor to close the cabinet body, so that the closed state of the cabinet body is achieved, the sealed environment in the cabinet body is ensured, and moisture is prevented from entering the cabinet body; after the cabinet body is closed, the motor drives the gear to rotate, the left half cylinder body and the right half cylinder body are driven to rotate through the gear, and meanwhile, the fan is started to rotate, so that the fan can blow away heat on the electrical equipment in an all-around manner, and the heat dissipation effect is improved; and unnecessary heat passes through in the outlet duct gets into the under casing, weathers the moisture that adsorbs on the hygroscopic material in the under casing, has kept hygroscopic material's drying, and it is internal to have avoided the moisture of excessive accumulation to enter into the cabinet once more, has further guaranteed the drying of the internal of cabinet. Therefore, the invention has good moisture-proof effect and good heat dissipation effect.

3. In the effective heat-dissipation moisture-proof electric control cabinet, the winding roller, the steel wire rope, the third through hole and the central axis of the second fixing ring of the left transmission mechanism are positioned on the same straight line; the winding roller, the steel wire rope, the third through hole and the central axis of the first fixing ring of the right transmission mechanism are positioned on the same straight line; when the design is applied, the stability and consistency of the cabinet body when the cabinet body is opened and closed are ensured, so that the tightness of the cabinet body is ensured. Therefore, the invention is easy to take and place the equipment and has excellent moisture-proof effect.

Drawings

Fig. 1 is a cross-sectional view of the electrical cabinet of the present invention when closed.

Fig. 2 is a cross-sectional view of the electrical cabinet of the present invention when open.

Fig. 3 is a schematic structural view of the electrical cabinet of the present invention when closed.

Fig. 4 is a top cross-sectional view of the electrical cabinet of the present invention when closed.

In the figure: the device comprises a bottom box 1, a moisture absorption material 2, an exhaust hole 3, a gear 4, a baffle ring 5, a left semicircular cover 6, a right semicircular cover 61, a fan 7, a first through hole 8, a second through hole 9, a rotating shaft 10, a left L-shaped arc plate 11, a right L-shaped arc plate 111, a fixed plate 12, a sleeve 13, a motor 14, a third through hole 15, a first fixing ring 16, a second fixing ring 161, an upper supporting plate 17, a lower supporting plate 171, a fourth through hole 18, an air outlet pipe 19, an upper baffle ring 20, a lower baffle ring 201, a cylinder 21, a ball 22, a semicircular ring 23, a first sliding rod 24, a sliding block 25, a pressure spring 26, a left semicircular body 27, a right semicircular body 271, a left vertical plate 28, a right vertical plate 281, a left semicircular body 29, a right semicircular body 291, a second sliding rod 30, a third sliding rod 301, a first through hole 31, a second through hole 32, a circular ring 33, a winding roller 34, a steel wire rope 35, a left semicircular 36, a right cylinder 361, a charging port 37, a bottom box cavity 39, a placing device 38 and a placing shelf, The container 40, the storage box 41, the top box plate 411, the bottom box plate 412, the box inner cavity 413, the left transmission mechanism 42, and the right transmission mechanism 421.

Detailed Description

The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.

Referring to fig. 1-4, an effective heat-dissipating and moisture-proof electric control cabinet comprises a holding device 38 and a bottom case 1, wherein the holding device 38 is of a hollow structure, the bottom of the holding device 38 is connected with the top of the bottom case 1, and the holding device 38 comprises a left half cylinder 27, a right half cylinder 271, a left half cover 29, a right half cover 291 and an air outlet pipe 19;

the left half cylinder 27 and the right half cylinder 271 are butted into a cylinder with an opening at the upper end; a plurality of first through holes 8 are respectively formed in the side walls of the left half cylinder 27 and the right half cylinder 271;

the left half cover body 29 is arranged at the top of the left half cylinder body 27; the right half cover 291 is arranged on the top of the right half cylinder 271; the left half cover body 29 and the right half cover body 291 are butted to form a hollow hemisphere;

the top of the left half cylinder 27 is embedded into the bottom of the left half cover 29 and is connected in a rotating way; the top of the right half cylinder body 271 is embedded into the bottom of the right half cover body 291 and is rotatably connected; a plurality of beads 22 are arranged at the bottom of the left semi-cylinder 27 and the right semi-cylinder 271, and the bottom of the beads 22 is in contact with the top surface of the bottom box 1;

the parts of the top surface of the bottom box 1, which are positioned on the left side of the left half cylinder 27 and the right side of the right half cylinder 271, are provided with exhaust holes 3;

a bottom box cavity 39 in the bottom box 1 is filled with the moisture absorption material 2, and the top of the bottom box 1 is provided with a charging opening 37 communicated with the bottom box cavity 39;

a left vertical plate 28, a right vertical plate 281, an upper support plate 17 and a lower support plate 171 are arranged in the placing device 38; the top end of the left vertical plate 28 is connected with the top end of the right vertical plate 281 through the upper support plate 17, the bottom end of the right vertical plate 281 is connected with the bottom end of the left vertical plate 28 through the lower support plate 171, the left vertical plate 28, the upper support plate 17, the right vertical plate 281 and the lower support plate 171 jointly form an accommodating chamber 40, at least one article accommodating box 41 is arranged in the accommodating chamber 40, the article accommodating box 41 comprises a top box plate 411 and a bottom box plate 412, the left ends of the top box plate 411 and the bottom box plate 412 are connected with the middle part of the left vertical plate 28, the right ends of the top box plate 411 and the bottom box plate 412 are connected with the middle part of the right vertical plate 281, and a box inner cavity 413 is formed between the top box plate 411 and the bottom box plate 412;

a plurality of fourth through holes 18 are formed in the top box plate 411, the bottom box plate 412, the upper supporting plate 17 and the lower supporting plate 171, and a plurality of second through holes 9 are formed in the left vertical plate 28 and the right vertical plate 281;

the lower supporting plate 171 is fixedly connected with one end of the air outlet pipe 19, the other end of the air outlet pipe 19 is fixedly connected with the middle part of the top surface of the bottom box 1, and the lower supporting plate 171, the air outlet pipe 19 and the inside of the bottom box 1 are communicated with each other.

A cylinder 21 is sleeved outside the air outlet pipe 19, and an upper retainer ring 20 and a lower retainer ring 201 are fixedly connected to the cylinder 21; a left cylinder 36 and a right cylinder 361 are arranged on the outer side wall of the cylinder 21 and between the upper retainer ring 20 and the lower retainer ring 201; the left barrel 36 and the right barrel 361 have the same structure;

one end of the left cylinder 36 is fixedly connected with the outer side wall of the cylinder 21, and the other end of the left cylinder 36 extends to the left half cylinder 27; a slide block 25 is arranged in the left square barrel 36, and the slide block 25 is attached to the left square barrel 36 in a sliding manner; a pressure spring 26 is arranged in the area between the cylinder 21 and the slide block 25 in the left square cylinder 36; one end of the pressure spring 26 is fixedly connected with one side of the sliding block 25, and the other end of the pressure spring 26 is fixedly connected with the outer side wall of the cylinder 21; the other side of the sliding block 25 is fixedly connected with a first sliding rod 24, and the other end of the first sliding rod 24 penetrates through the left square barrel 36 in a sliding manner to be fixedly connected with the left half barrel 27.

The outer side of the left half cylinder 27 is jointed with a left semicircular cover 6, and the outer side of the right half cylinder 271 is jointed with a right semicircular cover 61;

the left semicircular cover 6 is fixedly connected with a left L-shaped arc plate 11, and the right semicircular cover 61 is fixedly connected with a right L-shaped arc plate 111;

the lower end of the vertical plate of the left L-shaped arc plate 11 is fixedly connected to the outer wall of the left half-cover 6 in a step shape, and the transverse plate of the left L-shaped arc plate 11 is fixedly connected with the top of the left half-cover body 29;

the lower ends of the vertical plates of the right L-shaped arc plate 111 are fixedly connected to the outer wall of the right semicircular cover 61 in a step shape, and the transverse plate of the right L-shaped arc plate 111 is fixedly connected with the top of the right semicircular cover 291;

a left transmission mechanism 42 is arranged in a cavity formed by the left L-shaped arc plate 11 and the left half cover body 29; a right transmission mechanism 421 is arranged in a cavity formed by the right L-shaped arc plate 111 and the right half cover 291; the left transmission mechanism 42 and the right transmission mechanism 421 have the same structure;

the bottom ends of the outer sides of the left half cylinder 27 and the right half cylinder 271 are fixedly connected with half toothed rings 23, and the two half toothed rings 23 are attached to form a circular toothed ring;

the first through hole 8 is arranged on the side walls of the left half cylinder 27 and the right half cylinder 271 and is positioned in the area between the top surface and the bottom surface of the left half cylinder 6 and the right half cylinder 61.

The left transmission mechanism 42 comprises a motor 14, a rotating shaft 10, a gear 4, a baffle ring 5, a fixing plate 12, a sleeve 13 and a winding roller 34; the motor 14 is arranged below the inner wall of the transverse plate of the left L-shaped arc plate 11, one end of the rotating shaft 10 is fixedly connected with the motor 14, the rotating shaft 10 penetrates through the left semicircular cover 6, the other end of the rotating shaft 10 is fixedly connected with the gear 4, and the gear 4 is meshed with the semi-toothed ring 23;

a fixed plate 12 is fixedly connected to the inner wall of a vertical plate of the left L-shaped arc plate 11, one end of the fixed plate 12 is fixedly connected with the vertical plate of the left L-shaped arc plate 11, a sleeve 13 is sleeved at the other end of the fixed plate 12, the sleeve 13 is in laminating and rotating connection with the fixed plate 12, and the sleeve 13 is in laminating and rotating connection with the rotating shaft 10;

the sleeve 13 is fixedly connected with two circular rings 33, and the circular rings 33 are respectively attached to the top surface and the bottom surface of the fixed plate 12; two baffle rings 5 are fixedly arranged on the rotating shaft 10, and the baffle rings 5 are respectively attached and connected with the top surface and the bottom surface of the left semicircular cover 6;

a first through hole 31 is formed in the side wall of the lower end of the sleeve 13; a second through hole 32 is formed in one end of the fixing plate 12.

The top end of the outer side wall of the left vertical plate 28 is fixedly connected with a second sliding rod 30; the top end of the outer side wall of the right vertical plate 281 is fixedly connected with a third slide bar 301;

one end of the second sliding rod 30 is fixedly connected with the outer side wall of the left vertical plate 28, and the other end of the second sliding rod 30 slidably penetrates through the left half cover body 29 and extends towards the left L-shaped arc plate 11;

one end of the third slide bar 301 is fixedly connected with the outer side wall of the right vertical plate 281, and the other end of the third slide bar 301 slidably passes through the right half cover 291 and extends to the right L-shaped arc plate 111;

a first fixing ring 16 is fixedly arranged in the left half cover body 29; a second fixing ring 161 is fixedly arranged in the right half cover body 291; third through holes 15 are formed in the left half cover body 29 and the right half cover body 291.

The left transmission mechanism 42 and the right transmission mechanism 421 are both provided with a steel wire rope 35; the winding roller 34 is fixedly connected to the sleeve 13, and the winding roller 34 is connected with the steel wire rope 35 in a winding manner;

the steel wire rope 35 on the left transmission mechanism 42 passes through the third through hole 15 on the left half cover body 29 and extends into the right half cover body 291 to be connected with the second fixing ring 161;

and a steel wire rope 35 on the right transmission mechanism 421 passes through the third through hole 15 on the right half cover 291 and extends into the left half cover 29 to be connected with the first fixing ring 16.

A plurality of fans 7 are fixedly connected to the rotating shaft 10, and the fans 7 are arranged in the left semicircular cover 6 and the right semicircular cover 61.

The hygroscopic material 2 is a dry sphere or a desiccant.

The first through hole 31 and the second through hole 32 are provided with a plug structure.

The wire winding roller 34, the steel wire rope 35, the third through hole 15 of the left transmission mechanism 42 and the central axis of the second fixing ring 161 are on the same straight line; the winding roller 34, the steel wire rope 35, the third through hole 15 and the central axis of the first fixing ring 16 of the right transmission mechanism 421 are on the same straight line.

The principle of the invention is illustrated as follows: when the electric control cabinet is applied, the left half cylinder 27, the right half cylinder 271, the left half cover 29 and the right half cover 291 are all in an open state through the pressure spring 36, so that workers can conveniently install or maintain electronic elements, then the two half cylinders and the two half covers move to be close to joint through the operation of the motor 14, and friction resistance can be effectively reduced through the arrangement of the round beads, so that the two half cylinders and the two half covers are more convenient to joint; when the electrical cabinet works, the motor 14 operates to drive the fan blade 7 to rotate by the rotating shaft 10, a large amount of wind is generated by the rotation of the fan blade, then the wind blows into the half cylinders through the first through holes 8, the electronic components are effectively cooled, meanwhile, the two half cylinders are rotated through the arrangement of the gear 4 and the half-toothed ring 23, the positions of the first through holes 8 locally arranged on the side wall are moved, the direction of the blown wind is changed by moving the first through holes 8, the wind can radiate the internal electrical components in all directions, the service lives of the electrical components are further effectively prolonged, the radiated wind flows through gaps between the moisture absorption materials 2 and is exhausted out of the outside through the exhaust holes 37, and thus, the drying balls can be effectively dried, and the moisture absorption materials 2 are kept dry all the time, preventing moisture from entering the cabinet through the vents 37.

Example 1:

referring to fig. 1-4, an effective heat-dissipating and moisture-proof electric control cabinet comprises a holding device 38 and a bottom case 1, wherein the holding device 38 is of a hollow structure, the bottom of the holding device 38 is connected with the top of the bottom case 1, and the holding device 38 comprises a left half cylinder 27, a right half cylinder 271, a left half cover 29, a right half cover 291 and an air outlet pipe 19; the left half cylinder 27 and the right half cylinder 271 are butted into a cylinder with an opening at the upper end; a plurality of first through holes 8 are respectively formed in the side walls of the left half cylinder 27 and the right half cylinder 271; the left half cover body 29 is arranged at the top of the left half cylinder body 27; the right half cover 291 is arranged on the top of the right half cylinder 271; the left half cover body 29 and the right half cover body 291 are butted to form a hollow hemisphere; the top of the left half cylinder 27 is embedded into the bottom of the left half cover 29 and is connected in a rotating way; the top of the right half cylinder body 271 is embedded into the bottom of the right half cover body 291 and is rotatably connected; a plurality of beads 22 (preferably movably arranged) are arranged at the bottoms of the left semi-cylinder 27 and the right semi-cylinder 271, and the bottoms of the beads 22 are in contact with the top surface of the bottom box 1; the exhaust holes 3 are formed in the positions, located on the left side of the left half cylinder 27 and the right side of the right half cylinder 271, on the top surface of the bottom box 1; a bottom box cavity 39 in the bottom box 1 is filled with the moisture absorption material 2, and the top of the bottom box 1 is provided with a feeding port 37 communicated with the bottom box cavity 39; a left vertical plate 28, a right vertical plate 281, an upper support plate 17 and a lower support plate 171 are arranged in the placing device 38; the top end of the left vertical plate 28 is connected with the top end of the right vertical plate 281 through the upper support plate 17, the bottom end of the right vertical plate 281 is connected with the bottom end of the left vertical plate 28 through the lower support plate 171, the left vertical plate 28, the upper support plate 17, the right vertical plate 281 and the lower support plate 171 enclose a containing chamber 40, at least one storage box 41 is arranged in the containing chamber 40, each storage box 41 comprises a top box plate 411 and a bottom box plate 412, the left ends of the top box plate 411 and the bottom box plate 412 are connected with the middle part of the left vertical plate 28, the right ends of the top box plate 411 and the bottom box plate 412 are connected with the middle part of the right vertical plate 281, and a box cavity 413 is formed between the top box plate 411 and the bottom box plate 412; a plurality of fourth through holes 18 are formed in the top box plate 411, the bottom box plate 412, the upper supporting plate 17 and the lower supporting plate 171, and a plurality of second through holes 9 are formed in the left vertical plate 28 and the right vertical plate 281; the lower supporting plate 171 is fixedly connected with one end of the air outlet pipe 19, the other end of the air outlet pipe 19 is fixedly connected with the middle part of the top surface of the bottom box 1, and the lower supporting plate 171, the air outlet pipe 19 and the inside of the bottom box 1 are communicated with each other.

When the device is used, the left half cylinder 27 and the right half cylinder 271 are opened and closed through sliding of the ball 22 arranged at the bottom, so that the electrical equipment is convenient to take and place, and the storage box 41 in the storage device 38 can be freely adjusted and matched according to the size of the electrical equipment; after the cabinet body is closed, air in the cabinet body freely circulates with the bottom box cavity 39 through the first through hole 8, the second through hole 9 and the air outlet pipe 19, moisture in the air is adsorbed by the moisture absorption material 2 arranged in the bottom box cavity 39 and finally flows out through the air outlet hole 3, and therefore drying in the cabinet body is guaranteed; the left half cylinder 27 and the right half cylinder 271, the left half cover 29 and the right half cover 291 are matched with each other to rotate, the ball 22 arranged at the bottom reduces friction force, the rotation of the cabinet body is realized, air can further flow, and the heat dissipation of the cabinet body is further enhanced.

Example 2:

the basic contents are the same as example 1, except that:

a cylinder 21 is sleeved outside the air outlet pipe 19, and an upper retainer ring 20 and a lower retainer ring 201 are fixedly connected to the cylinder 21; a left cylinder 36 and a right cylinder 361 are arranged on the outer side wall of the cylinder 21 and between the upper retainer ring 20 and the lower retainer ring 201; the left barrel 36 and the right barrel 361 have the same structure; one end of the left cylinder 36 is fixedly connected with the outer side wall of the cylinder 21, and the other end of the left cylinder 36 extends to the left half cylinder 27; a slide block 25 is arranged in the left square barrel 36, and the slide block 25 is attached to the left square barrel 36 in a sliding manner; a pressure spring 26 is arranged in the area between the cylinder 21 and the slide block 25 in the left square cylinder 36; one end of the pressure spring 26 is fixedly connected with one side of the sliding block 25, and the other end of the pressure spring 26 is fixedly connected with the outer side wall of the cylinder 21; the other side of the slide block 25 is fixedly connected with a first slide bar 24, and the other end of the first slide bar 24 penetrates through the left square barrel 36 in a sliding manner to be fixedly connected with the left half barrel 27. The outer side of the left semi-cylinder 27 is connected with a left semi-circular cover 6 in an attaching mode, and the outer side of the right semi-cylinder 271 is connected with a right semi-circular cover 61 in an attaching mode; the left semicircular cover 6 is fixedly connected with a left L-shaped arc plate 11, and the right semicircular cover 61 is fixedly connected with a right L-shaped arc plate 111; the lower end of the vertical plate of the left L-shaped arc plate 11 is fixedly connected to the outer wall of the left half-cover 6 in a step shape, and the transverse plate of the left L-shaped arc plate 11 is fixedly connected with the top of the left half-cover body 29; the lower end of the vertical plate of the right L-shaped arc plate 111 is fixedly connected to the outer wall of the right semicircular cover 61 in a step shape, and the transverse plate of the right L-shaped arc plate 111 is fixedly connected with the top of the right semicircular cover body 291; a left transmission module 42 is arranged in a cavity formed by the left L-shaped arc plate 11 and the left half cover body 29; a right transmission module 421 is arranged in a cavity formed by the right L-shaped arc plate 111 and the right half cover 291; the left transmission module 42 and the right transmission module 421 have the same structure; the bottom ends of the outer sides of the left half cylinder 27 and the right half cylinder 271 are fixedly connected with half toothed rings 23, and the two half toothed rings 23 are attached to form a circular toothed ring; the first through hole 8 is arranged on the side walls of the left half cylinder 27 and the right half cylinder 271 and is positioned in the area between the top surface and the bottom surface of the left half cylinder 6 and the right half cylinder 61.

The left transmission module 42 comprises a motor 14, a rotating shaft 10, a gear 4, a baffle ring 5, a fixing plate 12, a sleeve 13 and a winding roller 34; the motor 14 is arranged below the inner wall of the transverse plate of the left L-shaped arc plate 11, one end of the rotating shaft 10 is fixedly connected with the motor 14, the rotating shaft 10 penetrates through the left half-circular cover 6, the other end of the rotating shaft 10 is fixedly connected with the gear 4, and the gear 4 is meshed with the half-toothed ring 23; a fixed plate 12 is fixedly connected to the inner wall of a vertical plate of the left L-shaped arc plate 11, one end of the fixed plate 12 is fixedly connected with the vertical plate of the left L-shaped arc plate 11, a sleeve 13 is sleeved at the other end of the fixed plate 12, the sleeve 13 is in laminating and rotating connection with the fixed plate 12, and the sleeve 13 is in laminating and rotating connection with the rotating shaft 10; the sleeve 13 is fixedly connected with two circular rings 33, and the circular rings 33 are respectively attached to the top surface and the bottom surface of the fixed plate 12; two baffle rings 5 are fixedly arranged on the rotating shaft 10, and the baffle rings 5 are respectively attached and connected with the top surface and the bottom surface of the left semicircular cover 6; a first through hole 31 is formed in the side wall of the lower end of the sleeve 13; a second through hole 32 is formed in one end of the fixing plate 12. The top end of the outer side wall of the left vertical plate 28 is fixedly connected with a second sliding rod 30; the top end of the outer side wall of the right vertical plate 281 is fixedly connected with a third slide bar 301;

one end of the second sliding rod 30 is fixedly connected with the outer side wall of the left vertical plate 28, and the other end of the second sliding rod 30 slidably penetrates through the left half cover body 29 and extends towards the left L-shaped arc plate 11; one end of the third slide bar 301 is fixedly connected with the outer side wall of the right vertical plate 281, and the other end of the third slide bar 301 slides to pass through the right half cover 291 and extend to the right L-shaped arc plate 111; a first fixing ring 16 is fixedly arranged in the left half cover body 29; a second fixing ring 161 is fixedly arranged in the right half cover body 291; third through holes 15 are formed in the left half cover body 29 and the right half cover body 291. The left transmission module 42 and the right transmission module 421 are both provided with a steel wire rope 35; the winding roller 34 is fixedly connected to the sleeve 13, and the winding roller 34 is connected with the steel wire rope 35 in a winding manner; the steel wire rope 35 on the left transmission module 42 passes through the third through hole 15 on the left half cover body 29 and extends into the right half cover body 291 to be connected with the second fixing ring 161; the wire rope 35 on the right transmission module 421 passes through the third through hole 15 on the right half cover 291 and extends into the left half cover 29 to connect with the first fixing ring 16. A plurality of fans 7 are fixedly connected to the rotating shaft 10, and the fans 7 are arranged in the left semicircular cover 6 and the right semicircular cover 61.

When the cabinet is used, the compression springs 26 in the left barrel 36 and the right barrel 361 push the slide block 25 and the first slide rod 24 to push the left half barrel 27 and the right half barrel 271 away, so that the cabinet body is opened more conveniently, and the installation and maintenance of an electric device are facilitated; when the cabinet body is closed, the bolt in the second through hole 32 is unscrewed, so that the fixing plate 12 and the sleeve 13 are in fit rotary connection, the motor 14 is started to operate, so that the output end drives the rotating shaft 10 to rotate, at this time, the rotating shaft 10 and the sleeve 13 are fixedly connected through the bolt in the first through hole 31, and then the rotating shaft 10 drives the sleeve 13 and the winding roller 34 to rotate synchronously, so that the steel wire rope 35 is wound on the winding roller 34, and at the moment, under the guidance of the second sliding rod 30 and the third sliding rod 301, so that the steel wire rope 35 pulls the two half cover bodies to approach and joint with each other, and further the half cover bodies drive the half cylinder bodies to move synchronously, in the moving process of the semi-cylinder, the arrangement of the ball 22 on the bottom surface of the semi-cylinder can effectively reduce the friction resistance, the two half cylinders and the two half cover bodies are more convenient to fit, and the motor 14 stops operating after the two half cylinders and the two half cover bodies are fitted; then the bolt in the first through hole 31 is unscrewed to make the rotating shaft 10 and the sleeve 13 in a joint rotary connection, so as to prevent the sleeve 13 from rotating along with the rotating shaft 10, then the fixing plate 12 and the sleeve 13 are fixedly connected together through the bolt in the second through hole 32, the sleeve 13 is fixed, the wire rope 35 is prevented from pulling the winding roller 34 to rotate, the motor 14 is started again to operate to drive the rotating shaft 10 to rotate, in the rotating process of the rotating shaft 10, the rotating shaft 10 drives the fan sheet 7 to synchronously rotate, a large amount of wind is generated through the rotation of the fan sheet 7, then the wind is blown into the half cylinders through the first through holes 8, the heat dissipation and the temperature reduction of the electronic elements are effectively carried out, meanwhile, the rotating shaft 10 drives the gear 4 to synchronously rotate, at the moment, the gear 4 is meshed with the half-tooth ring 23 to make the two half cylinders rotate, and the positions of the first through holes 8 which are locally arranged on the side walls of the half cylinders are enabled to move through the rotation of the half cylinders, remove first through-hole 8 like this and make the direction of the wind that blows out realize changing, and then make the wind of the rotatory production of fan blade 7, can all-roundly dispel the heat to inside electric elements, wind after the heat dissipation enters into under casing 1 through outlet duct 19, wind flows through the gap between hygroscopic material 2 this moment, it is external that rethread under casing 1 is last to be equipped with exhaust hole 3, can effectually weather hygroscopic material 2 like this, and then effectual hygroscopic material 2 that makes remains dry throughout, avoid moisture to enter into half barrel from exhaust hole 3.

Example 3:

the basic content is the same as that of the embodiment 2, except that:

the first through hole 31 and the second through hole 32 are provided with a plug structure (preferably a bolt or a bolt).

When the plugging structure is used, the matching between the first through hole 31 and the sleeve 13, and the matching between the second through hole 32 and the fixing plate 12 can be freely adjusted, so that the free connection between the components is realized.

Example 4:

the basic content is the same as that of the embodiment 2, except that:

the wire winding roller 34, the steel wire rope 35, the third through hole 15 of the left transmission module 42 and the central axis of the second fixing ring 161 are on the same straight line; the winding roller 34, the steel wire rope 35, the third through hole 15 of the right transmission module 421 and the central axis of the first fixing ring 16 are on the same straight line.

During the application, the winding roller 34 drives the steel wire rope 35 to pull the second fixing ring 161, and then drives the cabinet body to close, which is beneficial to ensuring the stability of the cabinet body during operation.

The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiment, but equivalent modifications or changes made by those skilled in the art according to the present disclosure should be included in the scope of the present invention as set forth in the appended claims.

Claims

1. An effective heat-dissipation moisture-proof electric control cabinet comprises a placing device (38) and a bottom box (1), wherein the placing device (38) is of a hollow structure, the bottom of the placing device (38) is connected with the top of the bottom box (1), and the electric control cabinet is characterized in that:

the shelving device (38) comprises a left half cylinder body (27), a right half cylinder body (271), a left half cover body (29), a right half cover body (291) and an air outlet pipe (19);

the left half cylinder (27) and the right half cylinder (271) are butted into a cylinder with an opening at the upper end; a plurality of first through holes (8) are respectively formed in the side walls of the left half cylinder body (27) and the right half cylinder body (271);

the left half cover body (29) is arranged at the top of the left half cylinder body (27); the right half cover body (291) is arranged at the top of the right half cylinder body (271); the left half cover body (29) and the right half cover body (291) are butted into a hollow hemisphere;

the top of the left half cylinder (27) is embedded into the bottom of the left half cover body (29) and is in rotary connection; the top of the right half cylinder (271) is embedded into the bottom of the right half cover body (291) and is connected in a rotating manner; the bottom of the left half cylinder (27) and the bottom of the right half cylinder (271) are provided with a plurality of round beads (22), and the bottom of each round bead (22) is in contact with the top surface of the bottom box (1);

exhaust holes (3) are formed in the positions, located on the left side of the left half cylinder (27) and the right side of the right half cylinder (271), on the top surface of the bottom box (1);

a bottom box cavity (39) in the bottom box (1) is filled with a moisture absorption material (2), and the top of the bottom box (1) is provided with a charging opening (37) communicated with the bottom box cavity (39);

a left vertical plate (28), a right vertical plate (281), an upper supporting plate (17) and a lower supporting plate (171) are arranged in the placing device (38); the top end of the left vertical plate (28) is connected with the top end of the right vertical plate (281) through an upper supporting plate (17), the bottom end of the right vertical plate (281) is connected with the bottom end of the left vertical plate (28) through a lower supporting plate (171), the left vertical plate (28), the upper supporting plate (17), the right vertical plate (281) and the lower supporting plate (171) enclose a containing chamber (40), at least one storage box (41) is arranged in the containing chamber (40), the storage box (41) comprises a top box plate (411) and a bottom box plate (412), the left ends of the top box plate (411) and the bottom box plate (412) are both connected with the middle part of the left vertical plate (28), the right ends of the top box plate (411) and the bottom box plate (412) are both connected with the middle part of the right vertical plate (281), and a box inner cavity (413) is formed between the top box plate (411) and the bottom box plate (412);

a plurality of fourth through holes (18) are formed in the top box plate (411), the bottom box plate (412), the upper supporting plate (17) and the lower supporting plate (171), and a plurality of second through holes (9) are formed in the left vertical plate (28) and the right vertical plate (281);

lower supporting plate (171) and the one end fixed connection of outlet duct (19), the other end of outlet duct (19) and the top surface middle part fixed connection of under casing (1), lower supporting plate (171), outlet duct (19) and under casing (1) inside intercommunication each other.

2. The electric control cabinet capable of effectively dissipating heat and preventing moisture as claimed in claim 1, wherein:

a cylinder (21) is sleeved outside the air outlet pipe (19), and an upper retainer ring (20) and a lower retainer ring (201) are fixedly connected to the cylinder (21); a left cylinder (36) and a right cylinder (361) are arranged on the outer side wall of the cylinder (21) and between the upper retainer ring (20) and the lower retainer ring (201); the left square cylinder (36) and the right square cylinder (361) have the same structure;

one end of the left square cylinder (36) is fixedly connected with the outer side wall of the cylinder (21), and the other end of the left square cylinder (36) extends to the left half cylinder body (27); a sliding block (25) is arranged in the left square barrel (36), and the sliding block (25) is attached to the left square barrel (36) in a sliding connection manner; a pressure spring (26) is arranged in the left square barrel (36) and in the area between the cylinder (21) and the slide block (25); one end of the pressure spring (26) is fixedly connected with one side of the sliding block (25), and the other end of the pressure spring (26) is fixedly connected with the outer side wall of the cylinder (21); the other side of the sliding block (25) is fixedly connected with a first sliding rod (24), and the other end of the first sliding rod (24) penetrates through the left square barrel (36) in a sliding mode to be fixedly connected with the left half barrel (27).

3. The electric control cabinet capable of effectively dissipating heat and preventing moisture as claimed in claim 2, wherein:

the outer side of the left half cylinder body (27) is connected with a left semicircular cover (6) in an attaching mode, and the outer side of the right half cylinder body (271) is connected with a right semicircular cover (61) in an attaching mode;

a left L-shaped arc plate (11) is fixedly connected to the left semicircular cover (6), and a right L-shaped arc plate (111) is fixedly connected to the right semicircular cover (61);

the lower end of a vertical plate of the left L-shaped arc plate (11) is fixedly connected to the outer wall of the left half-round cover (6) in a step shape, and a transverse plate of the left L-shaped arc plate (11) is fixedly connected with the top of the left half-round cover body (29);

the lower end of a vertical plate of the right L-shaped arc plate (111) is fixedly connected to the outer wall of the right semicircular cover (61) in a step shape, and a transverse plate of the right L-shaped arc plate (111) is fixedly connected with the top of the right half cover body (291);

a left transmission mechanism (42) is arranged in a cavity formed by the left L-shaped arc plate (11) and the left half cover body (29); a right transmission mechanism (421) is arranged in a cavity formed by the right L-shaped arc plate (111) and the right half cover body (291); the left transmission mechanism (42) and the right transmission mechanism (421) have the same structure;

the bottom ends of the outer sides of the left half cylinder body (27) and the right half cylinder body (271) are fixedly connected with half gear rings (23), and the two half gear rings (23) are attached to form a circular gear ring;

the first through hole (8) is arranged on the side walls of the left half cylinder body (27) and the right half cylinder body (271) and is positioned in an area between the top surfaces and the bottom surfaces of the left half circular cover (6) and the right half circular cover (61).

4. The electric control cabinet capable of effectively dissipating heat and preventing moisture as claimed in claim 3, wherein:

the left transmission mechanism (42) comprises a motor (14), a rotating shaft (10), a gear (4), a baffle ring (5), a fixed plate (12), a sleeve (13) and a winding roller (34); the motor (14) is arranged below the inner wall of the transverse plate of the left L-shaped arc plate (11), one end of the rotating shaft (10) is fixedly connected with the motor (14), the rotating shaft (10) penetrates through the left half-circular cover (6), the other end of the rotating shaft (10) is fixedly connected with the gear (4), and the gear (4) is meshed with the half-toothed ring (23);

a fixing plate (12) is fixedly connected to the inner wall of a vertical plate of the left L-shaped arc plate (11), one end of the fixing plate (12) is fixedly connected with the vertical plate of the left L-shaped arc plate (11), a sleeve (13) is sleeved at the other end of the fixing plate (12), the sleeve (13) is in fit and rotary connection with the fixing plate (12), and the sleeve (13) is in fit and rotary connection with the rotating shaft (10);

the sleeve (13) is fixedly connected with two circular rings (33), and the circular rings (33) are respectively attached to the top surface and the bottom surface of the fixing plate (12); two baffle rings (5) are fixedly arranged on the rotating shaft (10), and the baffle rings (5) are respectively attached to the top surface and the bottom surface of the left semicircular cover (6);

a first through hole (31) is formed in the side wall of the lower end of the sleeve (13); a second through hole (32) is arranged on the side wall of one end of the fixing plate (12).

5. The electric control cabinet capable of effectively dissipating heat and preventing moisture as claimed in claim 4, wherein:

the top end of the outer side wall of the left vertical plate (28) is fixedly connected with a second sliding rod (30); the top end of the outer side wall of the right vertical plate (281) is fixedly connected with a third slide bar (301);

one end of the second sliding rod (30) is fixedly connected with the outer side wall of the left vertical plate (28), and the other end of the second sliding rod (30) penetrates through the left half cover body (29) in a sliding manner and extends towards the left L-shaped arc plate (11);

one end of the third sliding rod (301) is fixedly connected with the outer side wall of the right vertical plate (281), and the other end of the third sliding rod (301) penetrates through the right half cover body (291) in a sliding manner and extends towards the right L-shaped arc plate (111);

a first fixing ring (16) is fixedly arranged in the left half cover body (29); a second fixing ring (161) is fixedly arranged in the right half cover body (291); and third through holes (15) are formed in the left half cover body (29) and the right half cover body (291).

6. The electric control cabinet capable of effectively dissipating heat and preventing moisture as claimed in claim 5, wherein:

the left transmission mechanism (42) and the right transmission mechanism (421) are both provided with steel wire ropes (35); the winding roller (34) is fixedly connected to the sleeve (13), and the winding roller (34) is connected with a steel wire rope (35) in a winding mode;

a steel wire rope (35) on the left transmission mechanism (42) penetrates through a third through hole (15) on the left half cover body (29) and extends into the right half cover body (291) to be connected with the second fixing ring (161);

and a steel wire rope (35) on the right transmission mechanism (421) penetrates through a third through hole (15) on the right half cover body (291) and extends into the left half cover body (29) to be connected with the first fixing ring (16).

7. An electric control cabinet with effective heat dissipation and moisture prevention as claimed in claim 4, 5 or 6, wherein:

the fan-type air conditioner is characterized in that the rotating shaft (10) is fixedly connected with a plurality of fans (7), and the fans (7) are arranged in the left semicircular cover (6) and the right semicircular cover (61).

8. The electric control cabinet capable of effectively dissipating heat and preventing moisture as claimed in claim 1, wherein:

the moisture absorption material (2) is a drying ball or a drying agent.

9. The electric control cabinet capable of effectively dissipating heat and preventing moisture as claimed in claim 4, wherein:

plug-in structures are arranged in the first through hole (31) and the second through hole (32).

10. The electric control cabinet capable of effectively dissipating heat and preventing moisture as claimed in claim 6, wherein:

the wire winding roller (34), the steel wire rope (35), the third through hole (15) and the central axis of the second fixing ring (161) of the left transmission mechanism (42) are on the same straight line; and the wire winding roller (34), the steel wire rope (35), the third through hole (15) and the central axis of the first fixing ring (16) of the right transmission mechanism (421) are on the same straight line.