CN210779592U - High-efficient heat dissipation cubical switchboard - Google Patents

Abstract

The utility model discloses a high-efficiency heat-dissipating switch cabinet, comprising a switch cabinet, a heat-dissipating fan and a base. The heat-dissipating fan is arranged at the top of the inside of the switch cabinet, the base is arranged at the bottom of the switch cabinet, and a switch cabinet below the heat-dissipating fan is arranged horizontally in the switch cabinet. Protective ventilation screen, the four corners of the protective ventilation screen are respectively provided with screws vertically upward, and the four screws extend to the top of the switch cabinet and are fixed by adjusting nuts, and the screws are not connected to the top of the switch cabinet. Contact state; a number of air outlets are respectively formed on the two sides of the switch cabinet under the protective ventilation screen, and movable plates are respectively provided on both sides of the bottom of the protective ventilation screen, and the movable plates are formed with outlet holes. For the ventilation holes corresponding to the air holes, a temperature sensor is arranged on the rear panel of the cabinet door of the switch cabinet, a display screen is arranged at the front end of the cabinet door of the switch cabinet, and the temperature sensor is connected with the display screen. The utility model can dedust and dehumidify and adjust the temperature in the switch cabinet.

Description

A high-efficiency cooling switch cabinet

technical field

The utility model relates to a high-efficiency heat dissipation switch cabinet, which belongs to the technical field of switch cabinets.

Background technique

The main function of the switch cabinet is to open and close, control and protect electrical equipment in the process of power generation, transmission, distribution and power conversion in the power system. Switchgear includes indoor switchgear and outdoor switchgear. The indoor air circulation is usually not as good as outdoor. Under normal temperature, the indoor temperature will be higher than the outdoor air, which is not conducive to the heat dissipation of the switchgear, and in order to prolong the service life of electrical components , It is necessary to ensure that the temperature in the switch cabinet is maintained within a certain range according to different seasons. The switch cabinets currently on the market have a single structure, poor heat dissipation performance, and poor dust-proof and dehumidification effects.

SUMMARY OF THE INVENTION

In order to solve the deficiencies of the prior art, the utility model provides a high-efficiency heat dissipation switch cabinet, which can effectively dust-proof and dehumidify the gas entering the switch cabinet, and can adjust the heat dissipation of the switch cabinet according to different seasons, so as to maintain the switch cabinet. The internal temperature is within a certain range.

The technical scheme adopted by the utility model is:

A high-efficiency heat dissipation switch cabinet, comprising a switch cabinet, a heat dissipation fan and a base, the heat dissipation fan is arranged at the top of the inside of the switch cabinet and the blowing direction is downward, the base is arranged at the bottom of the switch cabinet, and the cabinet door of the switch cabinet is arranged at the front end of the switch cabinet , In the switch cabinet below the cooling fan, a protective ventilation mesh plate is horizontally arranged, and the four corners of the protective ventilation mesh plate are respectively provided with screws vertically upward, and the four screws extend to the top of the switch cabinet. The nut is fixed, and the screw is in a non-contact state with the top of the switch cabinet; a number of air outlets are formed on the cabinet bodies on both sides of the switch cabinet under the protective ventilation screen, respectively, and are set on both sides of the bottom of the protective ventilation screen. There are movable plates, which are respectively fitted with the cabinets of the switchgear cabinets on the corresponding sides, and ventilation holes corresponding to the air outlets are formed on the movable plates, and the bottom height of the movable plates is lower than the lowermost air outlet on the side cabinet. A temperature sensor is arranged on the rear panel of the cabinet door of the switch cabinet, a display screen is arranged at the front end of the cabinet door of the switch cabinet, and the temperature sensor is connected with the display screen; the sides of the switch cabinet are opposite to the side of the cooling fan There are air intake slots respectively, and two rows of air intake grilles are arranged on the inner panel of the air intake slot from top to bottom. The upper and lower dustproof plates of the air grille are not close to each other at the ends fixed with the tank body and are fixed and supported by bolts and nuts, and a desiccant bag is filled between the two dustproof plates.

Preferably, a dust-proof net is arranged on the outside of the air inlet slot, and the area of the dust-proof net is larger than that of the air inlet slot and is bolted to the cabinet body of the switch cabinet.

Further preferably, the bottom of the base is provided with several self-locking universal wheels.

Further preferably, the base is provided with several vertical heat dissipation holes.

Further preferably, the number of cooling fans is not less than one.

Further preferably, an arc-shaped protective cover is provided on the top of one end of the four screws extending to the top of the switch cabinet.

The beneficial effects of the present utility model are:

By adjusting the dislocation between the air outlet and the ventilation hole, the temperature control in the switch cabinet can be satisfied in different seasons; and the incoming air flow is dust-proof and dehumidified by setting the air-inlet slot, which improves the safety performance.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is an enlarged view at A in Fig. 1;

The main reference symbols in the figure have the following meanings:

1. Switchgear, 2. Cooling fan, 3. Base, 4. Protective ventilation screen, 5. Screw, 6. Adjusting nut, 7. Air outlet, 8. Removable plate, 9. Air vent, 10. Temperature sensor, 11. Display screen, 12. Air intake slot, 13. Dust-proof plate, 14. Desiccant bag, 15. Dust-proof net, 16. Self-locking universal wheel, 17. Heat dissipation hole, 18. Arc-shaped protective cover.

Detailed ways

The present utility model will be described in detail below with reference to the accompanying drawings and embodiments.

As shown in Figure 1-2: This embodiment is a high-efficiency heat dissipation switch cabinet, including a switch cabinet 1, a cooling fan 2 and a base 3. The cooling fan 2 is arranged on the top of the switch cabinet 1 and the blowing direction is downward, and the base 3 It is arranged at the bottom of the switch cabinet 1, the cabinet door of the switch cabinet 1 is arranged at the front end of the switch cabinet 1, and a protective ventilation screen 4 is horizontally arranged in the switch cabinet 1 below the cooling fan 2. The four sides of the protective ventilation screen 4 The corners are respectively provided with screws 5 vertically upward, and the four screws 5 extend to the top of the switchgear 1 and are fixed by adjusting nuts 6, and the screws 5 are in a non-contact state with the top of the switchgear 1; The cabinets on both sides of the switch cabinet 1 below the plate 4 are respectively formed with a number of air outlet holes 7, and movable plates 8 are respectively provided on both sides of the bottom of the protective ventilation screen 4, and the movable plates 8 are respectively connected with the switch cabinet on the corresponding side. The cabinet body of 1 is fitted, and the ventilation hole 9 corresponding to the air outlet 7 is formed on the movable plate 8, and the bottom height of the movable plate 8 is lower than the height of the lowermost air outlet 7 on the side cabinet body; in the switch cabinet 1 The rear panel of the cabinet door is provided with a temperature sensor 10, and a display screen 11 is provided at the front end of the cabinet door of the switch cabinet, and the temperature sensor 10 is connected with the display screen 11; Air intake slots 12 are respectively opened, and two rows of air intake grilles are arranged on the inner plate of the air intake slot 12 from top to bottom. The upper and lower dustproof plates 13 of the same air intake grille are not close to each other with the ends fixed to the tank body and are fixed and supported by bolts and nuts, and a desiccant pack 14 is filled between the two dustproof plates 13 .

Referring to FIG. 2 , a dustproof net 15 is provided outside the air inlet groove 12 , and the area of the dustproof net 15 is larger than that of the air inlet groove 12 and is bolted to the cabinet body of the switch cabinet 1 .

Referring to FIG. 1 , the bottom of the base 3 is provided with a number of self-locking universal wheels 16 ; the base 3 is also provided with a number of vertical heat dissipation holes 17 .

In this embodiment, the number of cooling fans 2 is two.

Referring to FIG. 1 , an arc-shaped protective cover 18 is provided on the top of one end of the four screws 5 extending to the top of the switch cabinet 1 .

In practical application of the present invention, the temperature sensor 10 detects the temperature in the switch cabinet 1 and transmits it to the display screen 11 for display; since the indoor temperature will be different in different seasons, in practical application, in order to reduce the size of the switch cabinet 1 The temperature difference in the inner surface changes, the operator can adjust the relative position of the air outlet 7 and the ventilation hole 9 according to different seasons; the adjustment method is: slightly lift the arc-shaped protective cover 18 upwards, the movable plate 8 will be lifted synchronously, and then After observing through the air outlet hole 7, the rising air hole 9 and the air outlet hole 7 are staggered by a certain distance, and then the adjusting nut 6 can be tightened downward.

When heat is dissipated in the switch cabinet 1, the airflow enters the switch cabinet 1 through the air inlet slot, and the dustproof net 15, the dustproof plate 13 and the desiccant pack 14 can block the dust to a certain extent, and the desiccant The bag 14 can absorb the moisture in the air flow and prevent it from affecting the electrical components in the switch cabinet 1 .

The above are only the preferred embodiments of the present invention patent. It should be pointed out that for those of ordinary skill in the art, some improvements and modifications can be made without departing from the principles of the present invention patent. Improvement and modification should also be regarded as the protection scope of this utility model patent.

Claims (6)

1. A high-efficiency heat dissipation switch cabinet, comprising a switch cabinet (1), a cooling fan (2) and a base (3), characterized in that the cooling fan (2) is arranged on the top inside the switch cabinet (1) and blows air The direction is downward, the base (3) is arranged at the bottom of the switch cabinet (1), the cabinet door of the switch cabinet (1) is arranged at the front end of the switch cabinet (1), and the switch cabinet below the cooling fan (2) (1) A protective ventilation screen plate (4) is arranged horizontally inside, and the four corners of the protective ventilation screen plate (4) are respectively provided with screws (5) vertically upward, and the four screw rods (5) are It extends to the top of the switch cabinet (1) and is fixed by the adjusting nut (6), and the screw (5) is in a non-contact state with the top of the switch cabinet (1); the switch cabinet under the protective ventilation screen (4) The cabinets on both sides of (1) are respectively formed with a number of air outlet holes (7), and movable panels (8) are respectively provided on both sides of the bottom of the protective ventilation mesh panel (4). Fitted with the cabinet body of the switch cabinet (1) on the corresponding side, a vent hole (9) corresponding to the air outlet (7) is formed on the movable plate (8), and the bottom height of the movable plate (8) is lower than the side edge The height of the lowermost air outlet (7) on the cabinet body; a temperature sensor (10) is arranged on the rear panel of the cabinet door of the switch cabinet (1), and a display screen (11) is arranged on the front end of the cabinet door of the switch cabinet, so The temperature sensor (10) is connected with the display screen (11); air inlet grooves (12) are respectively opened on both sides of the switch cabinet (1) facing the side of the cooling fan (2), and the air inlet grooves ( 12) Two rows of air intake grilles are arranged on the inner panel from top to bottom, and dustproof plates (13) are hinged on the grooves above and below each air intake grille respectively. The ends of the two dustproof plates (13) that are not fixed to the tank body are close to each other and are fixed and supported by bolts and nuts, and a desiccant pack (14) is filled between the two dustproof plates (13). 2 . The high-efficiency heat dissipation switch cabinet according to claim 1 , wherein a dust-proof net ( 15 ) is arranged on the outer side of the air inlet groove ( 12 ), and the area of the dust-proof net ( 15 ) is larger than that of the air inlet. 3 . The area of the air groove (12) is bolted to the cabinet body of the switch cabinet (1). 3 . The high-efficiency heat dissipation switch cabinet according to claim 1 , wherein a plurality of self-locking universal wheels ( 16 ) are arranged at the bottom of the base ( 3 ). 4 . 4 . The high-efficiency heat dissipation switch cabinet according to claim 1 , wherein, the base ( 3 ) is provided with a plurality of vertical heat dissipation holes ( 17 ). 5 . 5 . The high-efficiency heat dissipation switch cabinet according to claim 1 , wherein the number of the heat dissipation fans ( 2 ) is not less than one. 6 . 6. A high-efficiency heat dissipation switchgear according to claim 1, characterized in that an arc-shaped protective cover (18) is provided on the top of one end of the four screws (5) extending to the top of the switchgear (1). .

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