CN220732109U - A heat dissipation device for a marine electric box - Google Patents

Abstract

The utility model discloses a heat dissipation device for a marine electric box, which relates to the technical field of electric cabinets, and comprises a box body and a base, wherein the bottom of the box body is fixedly connected to the top of the base, a box door is hinged at the front edge of the box body, vents are provided on both sides of the box body, heat dissipation mechanisms are provided on both sides of the box body and above the vents, a rainwater collection mechanism is provided on the top of the box body, and the heat dissipation mechanism comprises a heat dissipation unit and a dustproof unit. The utility model cools the flowing air through the semiconductor refrigeration sheet through the cooperation between the semiconductor refrigeration sheet, the fan, the dustproof net, the card block, the movable frame, and the ventilation channel, so that the fan can blow the refrigerated air into the interior of the box body, thereby quickly cooling the interior of the box body, and filtering the air entering the interior of the box body through the dustproof net, so as to prevent dust from entering the interior of the box body and prevent short circuit of the electronic components inside the box body.

Description

A heat dissipation device for a marine electric box

Technical Field

The utility model relates to the technical field of electric cabinets, in particular to a heat dissipation device for a marine electric box.

Background technique

The dock ship shore power system refers to a complete power supply and distribution system that uses shore-based power supply to supply power after the ship stops the auxiliary engine power generation after docking at the port, including shore-based variable frequency and voltage power supply, transmission cable, dock high-voltage junction box, and the ship's own shipboard substation, high-voltage cable reel, ship shore power box, etc. When the ship needs to connect to the dock shore power after docking, the cable on the ship needs to be connected to the dock high-voltage junction box at the edge of the dock to realize shore-based power supply.

A Chinese patent with publication number CN219144823U has been proposed in the prior art. The technical solution disclosed in the patent document is as follows: a special power distribution cabinet for ships, wherein the lower halves of both sides of the cabinet body are fixed side panels, movable side panels are arranged above the fixed side panels, a slide groove is arranged on the cabinet body, an upper reel is installed at the upper end of the slide groove, first grooves are arranged at both ends of the lower reel, the lower reel is slidably connected in the slide groove through the first groove, the upper and lower ends of the mosquito net are respectively fixed to the upper reel and the lower reel, the front and rear sides of one end of the movable side panel are respectively rotatably connected to the cabinet body through pins, and the other end and both sides of the movable side panel are bent.

In order to solve the problem that the marine power distribution cabinet cannot be ventilated and cooled in time, resulting in a large amount of heat generated in the cabinet, the existing technology adopts the method of directly opening the cabinet to dissipate heat when it is not raining, and using a fan to dissipate heat in rainy weather. However, when the cabinet is dissipating heat, it is easy for dust in the external air to enter the interior of the cabinet due to its connection with the outside world, thereby damaging the internal electronic components.

Utility Model Content

The utility model aims to provide a heat dissipation device for a marine electrical box to solve the problems raised in the above-mentioned background technology.

In order to solve the above technical problems, the technical solution adopted by the utility model is:

A heat dissipation device for a marine electrical box comprises a box body and a base, wherein the bottom of the box body is fixedly connected to the top of the base, a box door is hinged at the front edge of the box body, ventilation holes are provided on the left and right sides of the box body, heat dissipation mechanisms are provided on the left and right sides of the box body and above the ventilation holes, and a rainwater collection mechanism is provided on the top of the box body.

The heat dissipation mechanism comprises a heat dissipation unit and a dustproof unit, and the rainwater collection mechanism comprises a rainwater collection unit and a heat absorption unit.

The heat dissipation unit comprises a ventilation channel embedded and installed on the outer wall of the box body, and a fan is fixedly installed on the inner wall of the ventilation channel.

A further improvement of the technical solution of the utility model is that a semiconductor refrigeration plate is fixedly installed on the edge of the inner wall of the ventilation channel, a protective frame is movably installed on the side of the ventilation channel and inside the box, and a protective rod is fixedly installed on the inner wall of the protective frame.

By adopting the above technical solution, the semiconductor refrigeration sheet in the solution can cool the flowing air, so that the fan blows the cooled air into the interior of the box.

A further improvement of the technical solution of the utility model is that the dustproof unit includes a movable frame fixedly installed on the side of the ventilation channel and located outside the box body, the inner wall of the movable frame is fixedly installed with a dustproof net, and the front and rear sides of the movable frame are fixedly connected with protrusions.

By adopting the above technical solution, the dustproof net in this solution can filter the air entering the interior of the box to prevent dust from entering the interior of the box.

A further improvement of the technical solution of the utility model is that: a clamping block is fixedly connected to the side of the movable frame, and the outer wall of the clamping block is clamped with the inner wall of the ventilation channel.

By adopting the above technical solution, the card block in the solution facilitates the connection between the movable frame and the ventilation channel.

A further improvement of the technical solution of the utility model is that the rainwater collection unit includes a water collection seat installed on the top of the box body, the inner wall of the water collection seat is provided with a filter frame, the inner wall of the filter frame is fixedly installed with a filter net, the bottom of the filter frame is fixedly installed with a support block, the bottom of the support block overlaps with the inner wall of the water collection seat, and the top of the filter frame is fixedly connected with a handle.

By adopting the above technical solution, the support block in the solution can provide support for the filter frame, and the filter net in the filter frame can filter the collected rainwater.

A further improvement of the technical solution of the utility model is that the heat absorption unit includes a connecting pipe embedded and installed at the bottom of the water collecting seat, the bottom of the connecting pipe is fixedly connected to a first connecting pipe, the bottom of the first connecting pipe is fixedly connected to a plurality of water storage pipes, the bottom of each of the water storage pipes is fixedly connected to a second connecting pipe, and the bottom of the second connecting pipe is embedded and installed with a drainage pipe.

By adopting the above technical solution, the connecting pipe in this solution facilitates the collected rainwater to enter the interior of the water storage pipe through the first connecting pipe, thereby storing the collected rainwater.

A further improvement of the technical solution of the utility model is that a heat sink is fixedly mounted on the outer wall of the water storage pipe, and the outer wall of the heat sink is in contact with the back of the box.

By adopting the above technical solution, the rainwater inside the water storage pipe can absorb the heat on the heat sink, thereby reducing the temperature of the box.

Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

1. The utility model provides a heat dissipation device for a marine electric box. Through the cooperation of a semiconductor refrigeration sheet, a fan, a dustproof net, a card block, a movable frame, and a ventilation channel, the flowing air is cooled by the semiconductor refrigeration sheet, and the fan blows the refrigerated air into the interior of the box, thereby quickly cooling the interior of the box. The air entering the box is filtered by the dustproof net, which can prevent dust from entering the interior of the box and prevent short circuits of electronic components in the box. The card block facilitates installation or disassembly between the movable frame and the ventilation channel, thereby cleaning the surface of the dustproof net.

2. The utility model provides a heat dissipation device for a marine electrical box. Through the cooperation of a water collecting seat, a support block, a filter frame, a filter net and a handle, rainwater is collected through the water collecting seat, while rainwater is prevented from entering the interior of the box. At the same time, the support block can provide support for the filter frame, so that the filter net in the filter frame can filter the collected rainwater, which is convenient for using the collected rainwater. At the same time, the handle is convenient for taking out the filter frame, thereby cleaning the filter net.

3. The utility model provides a heat dissipation device for a marine electric box. Through the cooperation of a connecting pipe, a first connecting pipe, a water storage pipe, and a heat sink, the collected rainwater is transported to the inside of the water storage pipe through the connecting pipe through the first connecting pipe, thereby storing the collected rainwater. At the same time, the rainwater inside the water storage pipe can absorb the heat on the heat sink, thereby reducing the temperature of the box body and cooling the box body again.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a schematic diagram of the structure of the utility model;

FIG2 is a cross-sectional view of the structure of the heat dissipation mechanism of the utility model;

FIG3 is a schematic diagram of the structural connection between the movable frame and the card block of the utility model;

FIG4 is a schematic structural diagram of a rainwater collection mechanism of the present invention;

FIG5 is a cross-sectional view of the structural connection between the water collecting seat and the filter frame of the utility model.

In the figure: 1. box body; 2. box door; 3. base; 4. vent; 5. heat dissipation mechanism; 51. ventilation channel; 52. fan; 53. semiconductor cooling plate; 54. protection frame; 55. protection rod; 56. movable frame; 561. dust net; 562. bump; 563. block; 6. rainwater collection mechanism; 61. water collection seat; 62. filter frame; 63. filter net; 64. support block; 65. handle; 66. connecting pipe; 661. first connecting pipe; 662. water storage pipe; 663. second connecting pipe; 664. drain pipe; 665. heat sink.

Detailed ways

The present invention is further described in detail below in conjunction with the embodiments:

Example 1

As shown in Figures 1-5, the utility model provides a heat dissipation device for a marine electrical box, including a box body 1 and a base 3. The bottom of the box body 1 is fixedly connected to the top of the base 3. A box door 2 is hinged at the front edge of the box body 1. Ventilation holes 4 are provided on the left and right sides of the box body 1. Heat dissipation mechanisms 5 are provided on the left and right sides of the box body 1 and above the vents 4. A rainwater collecting mechanism 6 is provided on the top of the box body 1. The heat dissipation mechanism 5 includes a heat dissipation unit and a dustproof unit. The rainwater collecting mechanism 6 includes a rainwater collecting unit and a heat absorbing unit. The heat dissipation unit includes a ventilation channel 51 embedded in the outer wall of the box body 1, and a fan 52 is fixedly installed on the inner wall of the ventilation channel 51.

As shown in Fig. 1-5, preferably, a semiconductor cooling sheet 53 is fixedly installed at the edge of the inner wall of the ventilation channel 51, a protective frame 54 is movably installed on the side of the ventilation channel 51 and located inside the box body 1, a protective rod 55 is fixedly installed on the inner wall of the protective frame 54, and the dustproof unit includes a movable frame 56 fixedly installed on the side of the ventilation channel 51 and located outside the box body 1, a dustproof net 561 is fixedly installed on the inner wall of the movable frame 56, and the front and rear sides of the movable frame 56 are fixedly connected with a protrusion 562, and the side of the movable frame 56 is fixedly connected with a card Block 563, the outer wall of the block 563 is engaged with the inner wall of the ventilation channel 51, the flowing air is cooled by the semiconductor refrigeration sheet 53, the fan 52 is started, the cooled air is blown into the interior of the box body 1, and the interior of the box body 1 is quickly cooled, and the dustproof net 561 can filter the air entering the interior of the box body 1 to prevent dust from entering the interior of the box body 1. The block 563 facilitates the quick installation between the movable frame 56 and the ventilation channel 51, and the protrusion 562 is pushed by hand to facilitate the disassembly of the movable frame 56.

Example 2

As shown in Figures 1-5, on the basis of Example 1, the utility model provides a technical solution: preferably, the rainwater collection unit includes a water collection seat 61 installed on the top of the box body 1, the inner wall of the water collection seat 61 is provided with a filter frame 62, the inner wall of the filter frame 62 is fixedly installed with a filter screen 63, the bottom of the filter frame 62 is fixedly installed with a support block 64, the bottom of the support block 64 overlaps with the inner wall of the water collection seat 61, and the top of the filter frame 62 is fixedly connected with a handle 65, rainwater is collected by the water collection seat 61, and the filter frame 62 is supported by the support block 64, and the filter screen 63 in the filter frame 62 can filter the collected rainwater, and the filter frame 62 can be taken out by grasping the handle 65 to facilitate the cleaning of the filter screen 63.

Example 3

As shown in Figures 1-5, on the basis of Example 1, the utility model provides a technical solution: preferably, the heat absorption unit includes a connecting pipe 66 embedded and installed at the bottom of the water collecting seat 61, the bottom of the connecting pipe 66 is fixedly connected with a first connecting pipe 661, the bottom of the first connecting pipe 661 is fixedly connected with a plurality of water storage pipes 662, the bottom of each water storage pipe 662 is fixedly connected with a second connecting pipe 663, the bottom of the second connecting pipe 663 is embedded and installed with a drainage pipe 664, the outer wall of the water storage pipe 662 is fixedly installed with a heat sink 665, the outer wall of the heat sink 665 is in contact with the back of the box body 1, the connecting pipe 66 facilitates the collected rainwater to enter the inside of the water storage pipe 662 through the first connecting pipe 661, so as to store the collected rainwater, the rainwater inside the water storage pipe 662 can absorb the heat on the heat sink 665, so as to reduce the temperature of the box body 1, the rainwater in the water storage pipe 662 and the second connecting pipe 663 can be discharged through the drainage pipe 664, and the rainwater is replaced regularly.

The following is a detailed description of the working principle of the heat dissipation device of the marine electrical box.

As shown in Figures 1-5, the flowing air is cooled by the semiconductor refrigeration sheet 53, and the fan 52 is started to blow the cooled air into the interior of the box 1 to quickly cool down the interior of the box 1. The dustproof net 561 filters the air entering the interior of the box 1 to prevent dust from entering the interior of the box 1. The protrusion 562 is pushed by hand to facilitate the separation between the movable frame 56 and the ventilation channel 51, so as to clean the surface of the dustproof net 561, and the rainwater is collected by the water collection seat 61, and the collected rainwater is filtered by the filter net 63. The connecting pipe 66 transports the filtered rainwater to the interior of the water storage pipe 662 through the first connecting pipe 661 to store the collected rainwater. At the same time, the rainwater in the water storage pipe 662 can absorb the heat on the heat sink 665, thereby reducing the temperature of the box 1 and cooling the box 1 again.

The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims (7)

1. A heat dissipation device for a marine electrical box, comprising a box body (1) and a base (3), wherein the bottom of the box body (1) is fixedly connected to the top of the base (3), a box door (2) is hinged at the front edge of the box body (1), and ventilation holes (4) are provided on both left and right sides of the box body (1), characterized in that heat dissipation mechanisms (5) are provided on both left and right sides of the box body (1) and above the ventilation holes (4), and a rainwater collection mechanism (6) is provided on the top of the box body (1); The heat dissipation mechanism (5) comprises a heat dissipation unit and a dustproof unit, and the rainwater collection mechanism (6) comprises a rainwater collection unit and a heat absorption unit; The heat dissipation unit comprises a ventilation channel (51) embedded on the outer wall of the box body (1), and a fan (52) is fixedly mounted on the inner wall of the ventilation channel (51). 2. A heat dissipation device for a marine electrical box according to claim 1, characterized in that: a semiconductor refrigeration plate (53) is fixedly installed at the edge of the inner wall of the ventilation channel (51), a protective frame (54) is movably installed on the side of the ventilation channel (51) and inside the box body (1), and a protective rod (55) is fixedly installed on the inner wall of the protective frame (54). 3. A heat dissipation device for a marine electrical box according to claim 1, characterized in that: the dustproof unit includes a movable frame (56) fixedly installed on the side of the ventilation channel (51) and located outside the box body (1), the inner wall of the movable frame (56) is fixedly installed with a dustproof net (561), and the front and rear side surfaces of the movable frame (56) are fixedly connected with protrusions (562). 4. A heat dissipation device for a marine electrical box according to claim 3, characterized in that a clamping block (563) is fixedly connected to the side of the movable frame (56), and the outer wall of the clamping block (563) is clamped with the inner wall of the ventilation channel (51). 5. A heat dissipation device for a marine electrical box according to claim 1, characterized in that: the rainwater collection unit includes a water collecting seat (61) installed on the top of the box body (1), the inner wall of the water collecting seat (61) is provided with a filter frame (62), the inner wall of the filter frame (62) is fixedly installed with a filter net (63), the bottom of the filter frame (62) is fixedly installed with a support block (64), the bottom of the support block (64) is overlapped with the inner wall of the water collecting seat (61), and the top of the filter frame (62) is fixedly connected with a handle (65). 6. A heat dissipation device for a marine electrical box according to claim 1, characterized in that: the heat absorption unit includes a connecting pipe (66) embedded in the bottom of the water collecting seat (61), the bottom of the connecting pipe (66) is fixedly connected to a first connecting pipe (661), the bottom of the first connecting pipe (661) is fixedly connected to a plurality of water storage pipes (662), the bottom of each of the water storage pipes (662) is fixedly connected to a second connecting pipe (663), and the bottom of the second connecting pipe (663) is embedded with a drainage pipe (664). 7. A heat dissipation device for a marine electrical box according to claim 6, characterized in that a heat dissipation plate (665) is fixedly mounted on the outer wall of the water storage pipe (662), and the outer wall of the heat dissipation plate (665) is in contact with the back side of the box body (1).