CN205793897U - A kind of low-voltage power distributing cabinet of high heat radiation - Google Patents

Abstract

The utility model discloses a low-voltage control cabinet with high heat dissipation. The side wall is composed of side walls, the exhaust side wall and the air outlet side wall are arranged in parallel, there is an exhaust channel between the exhaust side wall and the air outlet side wall, at least one exhaust fan is arranged in the exhaust side wall, The upper part is provided with an air outlet grille, the air inlet device includes a cooling device, the cooling device is a heat dissipation cabinet, at least one ventilation pipe is arranged in the heat dissipation cabinet, a ventilation grille is provided on the outer side of the ventilation pipe, and a water inlet is provided at the upper end of the heat dissipation cabinet There is a water outlet hole at the lower end of the heat dissipation cabinet, and a cooling water circuit is arranged in the heat dissipation cabinet, and the cooling water circuit is arranged in a spiral shape along the ventilation pipe. The utility model utilizes the exhaust device and the air intake device to complete an internal heat dissipation cycle, and at the same time utilizes the cooling device in the air intake device to complete the cooling of the air intake airflow, and has the characteristics of simple structure and good heat dissipation effect.

Description

A low-voltage control cabinet with high heat dissipation

technical field

The utility model relates to the technical field of low-voltage control cabinets, in particular to a low-voltage control cabinet with high heat dissipation.

Background technique

A large number of connectors and various electronic components are usually installed in the low-voltage control cabinet, and there are a large number of wires, which leads to a high total resistance inside the cabinet, and a large amount of heat is easily emitted during the work process, causing the cabinet However, the internal problems of various connectors and electronic components have high requirements on the dustproof of the low-voltage control cabinet, and a sealed structure is usually adopted. In order to reduce the entry of dust, it will make it difficult to remove the internal heat. Existing heat dissipation methods usually have an exhaust fan on the side wall, bottom or upper part of the cabinet, and the replacement of the internal airflow is completed through the exhaust fan. , its heat dissipation effect is basically useless.

Utility model content

The purpose of this utility model is to solve the above-mentioned problems, and provide a low-voltage control cabinet with high heat dissipation and an electronic teaching aid, which have the characteristics of simple structure and good heat dissipation effect.

The technical problem solved by the utility model can be realized by adopting the following technical solutions:

A low-voltage control cabinet with high heat dissipation, including a cabinet body, an exhaust device is provided on one side of the cabinet body, and an air inlet device is provided on the other side of the cabinet body, and the air exhaust device is composed of an exhaust side wall and an outlet The air exhaust side wall is arranged in parallel with the air outlet side wall, and an exhaust channel is arranged between the air exhaust side wall and the air outlet side wall, and the air exhaust side wall There is at least one exhaust fan inside, an air outlet grill is arranged on the upper part of the air outlet side wall, the air inlet device includes a cooling device, and the cooling device is a heat dissipation cabinet, and at least one ventilation cabinet is provided in the heat dissipation cabinet. The outer surface of the ventilation pipe is provided with a ventilation grille, the upper end of the heat dissipation cabinet is provided with a water inlet hole, the lower end of the heat dissipation cabinet is provided with a water outlet hole, the inside of the heat dissipation cabinet is arranged with a cooling water circuit, and the cooling water circuit Arranged in a spiral shape along the ventilation pipe.

Both the exhaust side wall and the air outlet side wall are vertically arranged on the bottom plate, and the bottom plate is located at the bottom of the cabinet.

It also includes an air inlet side wall, on which a number of air inlet grilles arranged at equal intervals are arranged, and an air storage channel is arranged between the air inlet side wall and the heat dissipation cabinet.

A drying filter is vertically arranged in the middle of the air storage channel.

Compared with the prior art, the utility model has the following outstanding advantages and effects: the utility model utilizes the exhaust device and the air inlet device to complete an internal heat dissipation cycle, and at the same time, the cooling device in the air inlet device can be used to complete the cooling of the air inlet airflow, cooling The final airflow completes the heat dissipation of the components in the cabinet, and then uses the exhaust fan to discharge the gas inside the cabinet into the exhaust channel, and discharges the gas through the air outlet side wall to complete the heat dissipation cycle. It has the characteristics of simple structure and good heat dissipation effect.

The features of the utility model can be clearly understood by referring to the drawings of this case and the detailed description of the following preferred embodiments.

Description of drawings

Fig. 1 is the overall structure schematic diagram of a kind of high heat radiation low voltage control cabinet of the present utility model;

FIG. 2 is a schematic cross-sectional structure diagram of FIG. 1 .

In the figure: 1-cabinet; 2-exhaust device; 21-exhaust side wall; 211-exhaust fan; 22-outlet side wall; 221-outlet grille; 23-exhaust duct; 3-inlet ;31-cooling cabinet; 311-water inlet; 312-ventilation pipe; 313-cooling water; 314-ventilation grille; 315-water outlet; 32-drying filter; ; 341 - Intake grille.

detailed description

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific illustrations.

As shown in Figures 1 to 2, a high heat dissipation low-voltage control cabinet provided by the utility model includes a cabinet body 1, an exhaust device 2 is provided on one side of the cabinet body 1, and an air inlet device is provided on the other side of the cabinet body 1. Device 3, the exhaust device 2 is composed of an exhaust side wall 21 and an air outlet side wall 22, the exhaust side wall 21 and the air outlet side wall 22 are arranged in parallel, and the exhaust side wall 21 and the air outlet side wall 22 are both vertical Set on the base plate 11, the base plate 11 is located at the bottom of the cabinet body 1, an exhaust channel 23 is provided between the exhaust side wall 21 and the air outlet side wall 22, and at least one exhaust fan 211 is arranged in the exhaust side wall 21, and the exhaust fan 211 is used to The gas inside the cabinet 1 can be discharged into the exhaust duct 23. An air outlet grille 221 is arranged on the upper part of the air outlet side wall 22, and the air outlet grille 211 is used to discharge the gas. This structure facilitates the maintenance and cleaning of the exhaust fan 211. , the air intake device 3 comprises a cooling device, the cooling device is a cooling cabinet 31, at least one ventilation pipe 312 is provided in the cooling cabinet 31, a ventilation grille 314 is provided on the outer side of the ventilation pipe 312, and a water inlet is provided at the upper end of the cooling cabinet 31. Holes 311, a water outlet hole 315 is provided at the lower end of the heat dissipation cabinet 31, the water inlet hole 311 is used for the entry of cooling water, and the water outlet hole 315 is used for the discharge of the cooling water after the cycle is completed. 313 is arranged in a spiral shape along the ventilation pipe 312, which is convenient for cooling water circulation. At the same time, the gas in the ventilation pipe 312 can be cooled to improve the heat dissipation and cooling effect. It also includes an air inlet side wall 34, which is provided with several The air inlet grilles 341 are arranged at equal intervals, an air storage channel 33 is provided between the air inlet side wall 34 and the cooling cabinet 41, and a dry filter 32 is vertically provided in the middle of the air storage channel 33, which can prevent dust from entering the cabinet 1 Inside, the cooling gas can also be kept dry, which improves the safety of internal components, and at the same time, the structure is convenient for cleaning and maintenance.

The utility model utilizes the discharge device 2 and the air intake device 3 to complete an internal heat dissipation cycle, and at the same time utilizes the cooling device in the air intake device 3 to complete the cooling of the air intake airflow, and the cooled airflow completes the heat dissipation for each component in the cabinet body 1. Then utilize the exhaust fan 211 to discharge the gas inside the cabinet body 1 into the exhaust duct 23, and discharge the gas through the air outlet side wall 22 to complete the heat dissipation cycle, which has the characteristics of simple structure and good heat dissipation effect.

Although the embodiments of the present utility model have been described above in conjunction with the accompanying drawings, the present utility model is not limited to the above-mentioned specific embodiments and application fields, and the above-mentioned specific embodiments are only illustrative, instructive, and not limiting sexual. Under the enlightenment of the description, those skilled in the art can also make many forms without departing from the protection scope of the claims of the present invention, and these all belong to the protection list of the present invention.

Claims (4)

1. A low-voltage control cabinet with high heat dissipation, comprising a cabinet, characterized in that: one side of the cabinet is provided with an exhaust device, and the other side of the cabinet is provided with an air inlet device, and the exhaust device is composed of The air exhaust side wall and the air outlet side wall are formed, the air exhaust side wall and the air outlet side wall are arranged in parallel, and an exhaust channel is provided between the air exhaust side wall and the air outlet side wall, At least one exhaust fan is arranged in the side wall of the exhaust air, an air outlet grille is arranged on the upper part of the air outlet side wall, the air inlet device includes a cooling device, and the cooling device is a heat dissipation cabinet, and the heat dissipation cabinet There is at least one ventilation pipe inside, a ventilation grille is provided on the outer surface of the ventilation pipe, a water inlet hole is provided at the upper end of the heat dissipation cabinet, a water outlet hole is provided at the lower end of the heat dissipation cabinet, and cooling A waterway, the cooling waterway is arranged in a spiral shape along the ventilation pipe. 2. The low-voltage control cabinet with high heat dissipation according to claim 1, characterized in that: the exhaust side wall and the air outlet side wall are vertically arranged on a bottom plate, and the bottom plate is located at the bottom of the cabinet. 3. The low-voltage control cabinet with high heat dissipation according to claim 1, characterized in that: it also includes an air inlet side wall, and the air inlet side wall is provided with a plurality of air inlet grilles arranged at intervals at equal intervals, so that An air storage channel is provided between the air inlet side wall and the heat dissipation cabinet. 4. The low-voltage control cabinet with high heat dissipation according to claim 3, wherein a drying filter is vertically arranged in the middle of the air storage channel.