CN217362254U

CN217362254U - Heat dissipation type direct current screen

Info

Publication number: CN217362254U
Application number: CN202123421874.9U
Authority: CN
Inventors: 侯耀华; 孙天得
Original assignee: Shanghai Kaihua Power Supply Complete Equipment Co ltd
Current assignee: Shanghai Kaihua Power Supply Complete Equipment Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-09-02
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a heat dissipation type direct current screen, including the control box body, the control box body includes the base, set up the air inlet tank on the base and with the mounting groove of air inlet tank intercommunication, be equipped with the frame in the mounting groove, the dashpot has been seted up in the frame, dashpot one end elastic connection has the spring, the free end elastic connection of spring has the toper piece of contradicting with the mounting groove exterior wall. The utility model discloses in, start radiator fan, inside radiator fan passes through air inlet tank suction control box body with external air, the back air is discharged from the ventilation groove at roof top, and then forms the wind channel circulation, accelerates the flow between external air and the inside air of control box body, and the heat gives off with higher speed, and the radiating effect is good, and the radiating efficiency is high.

Description

Heat dissipation type direct current screen

Technical Field

The utility model relates to a control box technical field especially relates to a heat dissipation type direct current screen.

Background

In the operation of power transformation and distribution, the direct current panel is indispensable power equipment of a distribution room and a transformer substation, and plays a great role in the stable operation and power supply of a power system. The direct current screen is short for a direct current power supply operating system. The normal float charge operation, when alternating current input has a power failure or is unusual, the module that charges stops working, and this is that the battery passes through the incessant power supply for the load of silicon chain system, and the monitoring module monitors battery voltage, discharge time, and when the battery discharged to the undervoltage point that sets up, the monitoring module reported an emergency and asked for help or increased vigilance. And after the AC input is recovered to be normal, the charging module charges the battery. Normally, the charging unit charges the storage battery and provides a direct current power supply to a frequent load, such as a relay protection device, a control device, and the like. When the control load or the power load needs larger impact current, the charging unit and the storage battery jointly provide a direct current power supply, and when the alternating current of the substation is interrupted, the storage battery pack independently provides the direct current power supply. Direct current screen can produce the heat at the during operation, and direct current screen among the prior art has seted up the radiating groove on the box and dispels the heat, however, only passes the radiating groove through the air current and carries out radiating mode radiating effect poor, and the radiating efficiency is low.

SUMMERY OF THE UTILITY MODEL

The heat dissipation type direct current screen is provided for solving the problems that the heat dissipation effect is poor and the heat dissipation efficiency is low only by the mode that air flows through the heat dissipation groove to dissipate heat.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a heat dissipation type direct current screen, includes the control box body, the control box body includes the base, set up the air inlet tank on the base and with the mounting groove of air inlet tank intercommunication, be equipped with the frame in the mounting groove, the dashpot has been seted up in the frame, dashpot one end elastic connection has the spring, the free end elastic connection of spring has the toper piece of contradicting with the mounting groove exterior wall, fixed mounting has cooling fan in the frame.

As a further description of the above technical solution:

the frame is provided with a plurality of threaded holes, the frame is provided with a protective cover, the protective cover is provided with a through hole, and a bolt which penetrates through the through hole and is in threaded connection with the threaded holes is arranged in the protective cover.

As a further description of the above technical solution:

the control box body still includes left panel, right panel, rear panel and roof, left panel, right panel, rear panel and base fixed mounting, roof and left panel, right panel and rear panel fixed mounting.

As a further description of the above technical solution:

the door plate is rotatably installed at the front end of the left panel, and a handle is installed on the door plate.

As a further description of the above technical solution:

the top of the top plate is provided with a ventilation groove.

As a further description of the above technical solution:

the buffer slot one end fixed mounting has the telescopic link, the free end and the toper piece fixed mounting of telescopic link, the spring cup joints in the outside of telescopic link.

As a further description of the above technical solution:

and a dust cover is arranged on the air inlet groove.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, start radiator fan, inside radiator fan passes through air inlet tank suction control box body with external air, the back air is discharged from the ventilation groove at roof top, and then forms the wind channel circulation, accelerates the flow between external air and the inside air of control box body, and the heat gives off with higher speed, and the radiating effect is good, and the radiating efficiency is high.

2. The utility model discloses in, the protection casing plays the guard action, when avoiding debris to fall on cooling fan top, with cooling fan's flabellum contact, leads to rotatory flabellum to damage, and the dust cover plays dustproof effect, avoids the dust in the air to pass through inside the intake stack entering control box body.

Drawings

Fig. 1 shows a first angle schematic diagram of a heat dissipation type dc screen according to an embodiment of the present invention;

fig. 2 shows a second angle schematic diagram of a heat dissipation type dc screen according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram illustrating a base of a heat dissipation type dc screen according to an embodiment of the present invention;

fig. 4 is an exploded schematic view of a part of a heat dissipation type dc screen according to an embodiment of the present invention;

fig. 5 is a schematic front cross-sectional view illustrating a frame of a heat dissipation type dc screen according to an embodiment of the present invention;

fig. 6 shows an enlarged schematic view of a position a of a heat dissipation type dc screen according to an embodiment of the present invention.

Illustration of the drawings:

1. a base; 101. an air inlet groove; 102. mounting grooves; 2. a left panel; 3. a right panel; 4. a rear panel; 5. A top plate; 501. a ventilation slot; 6. a door panel; 7. a handle; 8. a frame; 801. a buffer tank; 802. a threaded hole; 9. a heat radiation fan; 10. a telescopic rod; 11. a spring; 12. a conical block; 13. a protective cover; 1301. a through hole; 14. a bolt; 15. a dust cover; 20. control box body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a heat dissipation type direct current screen, includes control box body 20, control box body 20 includes base 1, base 1 is last to set up intake stack 101 and with the mounting groove 102 of intake stack 101 intercommunication, be equipped with frame 8 in the mounting groove 102, seted up dashpot 801 in the frame 8, dashpot 801 one end elastic connection has spring 11, spring 11's free end elastic connection has the toper piece 12 of contradicting with mounting groove 102 exterior wall, fixed mounting has cooling fan 9 in the frame 8.

The frame 8 is provided with a plurality of threaded holes 802, the frame 8 is provided with a protective cover 13, the protective cover 13 is provided with a through hole 1301, and the protective cover 13 is internally provided with a bolt 14 which penetrates through the through hole 1301 and is in threaded connection with the threaded holes 802.

The control box body 20 further comprises a left panel 2, a right panel 3, a rear panel 4 and a top plate 5, wherein the left panel 2, the right panel 3 and the rear panel 4 are fixedly installed with the base 1, and the top plate 5 is fixedly installed with the left panel 2, the right panel 3 and the rear panel 4.

2 front ends of left surface board rotate and install door plant 6, install handle 7 on the door plant 6, ventilation groove 501 has been seted up at 5 tops of roof, dashpot 801 one end fixed mounting has telescopic link 10, the free end and the 12 fixed mounting of toper piece of telescopic link 10, spring 11 cup joints the outside at telescopic link 10, be equipped with dust cover 15 on the intake stack 101, protection casing 13 plays the guard action, when avoiding debris to fall on cooling fan 9 top, with cooling fan 9's flabellum contact, lead to rotatory flabellum to damage, dust cover 15 plays dustproof effect, it is inside to avoid the dust in the air to pass through intake stack 101 entering control box body 20.

The working principle is as follows: when the heat dissipation is needed, the heat dissipation fan 9 is started, the heat dissipation fan 9 pumps outside air into the control box body 20 through the air inlet groove 101, the back air is discharged from the ventilation groove 501 at the top of the top plate 5, and then air channel circulation is formed, the flow between the outside air and the air inside the control box body 20 is accelerated, the heat dissipation effect is good, and the heat dissipation efficiency is high.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a heat dissipation type direct current screen, includes control box body (20), its characterized in that, control box body (20) include base (1), set up air inlet groove (101) on base (1) and with mounting groove (102) of air inlet groove (101) intercommunication, be equipped with frame (8) in mounting groove (102), buffer slot (801) have been seted up in frame (8), buffer slot (801) one end elastic connection has spring (11), the free end elastic connection of spring (11) has conical block (12) of contradicting with mounting groove (102) exterior wall, fixed mounting has radiator fan (9) in frame (8).

2. The heat dissipation type direct current screen of claim 1, wherein the frame (8) is provided with a plurality of threaded holes (802), the frame (8) is provided with a protective cover (13), the protective cover (13) is provided with a through hole (1301), and the protective cover (13) is internally provided with a bolt (14) which penetrates through the through hole (1301) and is in threaded connection with the threaded holes (802).

3. The heat dissipation type direct current screen of claim 2, wherein the control box body (20) further comprises a left panel (2), a right panel (3), a rear panel (4) and a top plate (5), the left panel (2), the right panel (3), the rear panel (4) and the base (1) are fixedly installed, and the top plate (5) and the left panel (2), the right panel (3) and the rear panel (4) are fixedly installed.

4. The heat dissipation type direct current screen as claimed in claim 3, wherein a door panel (6) is rotatably mounted at the front end of the left panel (2), and a handle (7) is mounted on the door panel (6).

5. The heat dissipation type direct current screen as claimed in claim 4, wherein a plurality of ventilation grooves (501) are formed in the top of the top plate (5), and the ventilation grooves (501) are square grooves.

6. The heat dissipation type direct current screen as claimed in claim 5, wherein an expansion link (10) is fixedly installed at one end of the buffer groove (801), a free end of the expansion link (10) is fixedly installed with the conical block (12), and the spring (11) is sleeved outside the expansion link (10).

7. The heat dissipation type direct current screen as claimed in claim 6, wherein a dust cover (15) is provided on the air inlet duct (101).