CN218217119U

CN218217119U - Inverter for urban electric power

Info

Publication number: CN218217119U
Application number: CN202221830193.XU
Authority: CN
Inventors: 李书同
Original assignee: Xianao Shanghai Electric Technology Co ltd
Current assignee: Xianao Shanghai Electric Technology Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-01-03
Anticipated expiration: 2032-07-15

Abstract

The utility model relates to an inverter technical field especially relates to an inverter for urban electric power. Its technical scheme includes dc-to-ac converter main part, radiating fin and fixed scute, the semiconductor refrigeration piece is installed at the top of dc-to-ac converter main part inner wall, surface mounting has radiating fin on the semiconductor refrigeration piece, the top of dc-to-ac converter main part inner wall is close to preceding surface position department and installs temperature sensor, the display screen is installed to dc-to-ac converter main part upper surface position department in temperature sensor top position department, function panel is installed to dc-to-ac converter main part front surface one side, the interface panel is installed to one side that dc-to-ac converter main part front surface deviates from function panel, surface mounting has the air-supply line behind the dc-to-ac converter main part, air-supply line internally mounted has the fan, dc-to-ac converter main part surface is equipped with the air outlet. The utility model discloses can play the effect of fine cooling to the inside of dc-to-ac converter under normal or high temperature environment to extension dc-to-ac converter life.

Description

Inverter for urban electric power

Technical Field

The utility model relates to an inverter technical field specifically is an inverter for urban electric power.

Background

The power inverter converts 12V or 24V direct current electric energy (batteries and storage batteries) into alternating current (generally 220V50HZ sine or square wave), and is generally used for a substation and a box transformer substation to provide an emergency power supply for a high-voltage cabinet body.

Through mass search, the utility model discloses a typical inverter that is disclosed for publication No. CN206076580U of power management inverter among the prior art, this utility model has the problem that arouses the short circuit easily among the operation process of improving the connection cable conductor to the easy and simple operation nature of cable conductor connection has been improved.

The inverter can produce a large amount of heats at the in-process of operation, and when the whole ambient temperature that the inverter is located is higher, current inverter can't play fine cooling effect through fan heat dissipation's mode only, for this reason, I provide an inverter for urban power.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inverter for urban power possesses the effect that can play fine cooling to the inside of dc-to-ac converter under normal or high temperature environment to extension inverter life's advantage has solved the in-process that the inverter can produce a large amount of heats at the operation, and when the whole ambient temperature of dc-to-ac converter place was higher, current inverter only can't play the problem of fine cooling effect through the radiating mode of fan.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an inverter for urban electric power, includes dc-to-ac converter main part, radiating fin and fixed scute, the semiconductor refrigeration piece is installed at the top of dc-to-ac converter main part inner wall, surface mounting has radiating fin on the semiconductor refrigeration piece, the top of dc-to-ac converter main part inner wall is close to preceding surface position department and installs temperature sensor, the display screen is installed to dc-to-ac converter main part upper surface position department in temperature sensor top position, surface mounting has the function panel before the dc-to-ac converter main part, the interface panel is installed to one side that the surface deviates from the function panel before the dc-to-ac converter main part, surface mounting has the air-supply line behind the dc-to-ac converter main part, air-supply line internally mounted has the fan, dc-to-ac converter main part surface is equipped with the air outlet.

Preferably, the air outlets are two in number, the air outlets are symmetrically arranged on two sides of the outer surface of the inverter body, the air outlets are internally provided with protective nets, and the two protective nets can prevent external dust and impurities from entering the inverter body from the air outlets.

Preferably, the air-supply line is inside to be close to fan rear surface position department and to install the filter screen frame, filter screen frame internally mounted has the filter screen, and the in-process outside air of fan work enters into the inside of the dc-to-ac converter main part after passing through the dust impurity of filter screen filtering wherein.

Preferably, the rubber ring is installed to the air-supply line inner wall, screen frame surface is equipped with ring groove, and the rubber ring is located inside ring groove, the air-supply line inner wall is close to screen frame inboard position department and installs the spacing ring, and the screen frame's of being convenient for dismantlement and installation are convenient for with ring groove's setting to the rubber ring then to be convenient for dismantle the back with the filter screen and wash.

Preferably, the control panel is installed at a position, close to the front surface of the display screen, of the upper surface of the inverter main body, the control switches are symmetrically installed at positions on two sides of the upper surface of the control panel, and the two control switches control starting and stopping of the fan and the semiconductor refrigerating sheet.

Preferably, the air inlet pipe is internally provided with a fixed net frame close to the rear surface of the fan, a drying agent is arranged in the fixed net frame, and external air enters the inverter main body after absorbing moisture in the drying agent, so that the moist gas is prevented from entering the inverter main body to cause line corrosion or short circuit.

Preferably, the two sides of the inverter main body are symmetrically provided with fixed angle plates close to the front surface and the rear surface, the lower surfaces of the four fixed angle plates are provided with rubber plates, the inverter main body is fixedly arranged through the four fixed angle plates and screws, and the four rubber rings enable the bottom of the inverter main body and the mounting table top to have certain spacing gaps, so that the contact between the outer surface of the inverter main body and flowing air is facilitated, and the temperature of the inverter main body is reduced.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the fan, semiconductor refrigeration piece and temperature sensor, reached and to play the effect of fine cooling to the inside of dc-to-ac converter under normal or high temperature environment, thereby extension dc-to-ac converter life's effect, detect its inside temperature through temperature sensor at the in-process that the dc-to-ac converter main part used, start fan work through control switch when the temperature is higher and make outside air enter into the inside of dc-to-ac converter main part and take away the heat, hot-air is discharged from the air outlet, and open back inside temperature value of dc-to-ac converter main part at the fan when still higher, accessible control switch starts semiconductor refrigeration piece work in order to reduce the inside temperature of dc-to-ac converter main part.

2. The utility model discloses a set up the filter screen, filter screen frame and rubber ring, reached and to have prevented that outside dust impurity from entering into inside the dc-to-ac converter main part, the dismantlement of the filter screen of being convenient for simultaneously and the effect of clearance, the in-process outside air of fan work enters into inside the dc-to-ac converter main part through the dust impurity wherein of filter screen filtering, and inside two protection networks can prevent that outside dust impurity from entering into the dc-to-ac converter main part from the air outlet, when the filter screen uses when needing to clear up after a period, the pulling filter screen frame makes inside ring groove and the separation of rubber ring can, the filter screen frame after the clearance is accomplished inserts inside the air-supply line and makes the rubber ring card go into inside can to ring groove.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is an enlarged schematic view of A in FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of B in fig. 2 according to the present invention.

Reference numerals: 1. an inverter main body; 2. a functional panel; 3. a control panel; 4. a control switch; 5. a heat dissipating fin; 6. an interface panel; 7. fixing the angle plate; 8. a rubber plate; 9. a semiconductor refrigeration sheet; 10. fixing the screen frame; 11. a fan; 12. an air inlet pipe; 13. a filter screen; 14. a limiting ring; 15. a desiccant; 16. an air outlet; 17. a protective net; 18. a display screen; 19. a temperature sensor; 20. a rubber ring; 21. an annular clamp groove; 22. a filter screen frame.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1 to 4, the utility model provides an inverter for urban electric power, including an inverter main body 1, a heat dissipating fin 5 and a fixed angle plate 7, a semiconductor refrigerating sheet 9 is installed on the top of the inner wall of the inverter main body 1, a heat dissipating fin 5 is installed on the upper surface of the semiconductor refrigerating sheet 9, a temperature sensor 19 is installed on the top of the inner wall of the inverter main body 1 near the front surface, a display screen 18 is installed on the upper surface of the inverter main body 1 above the temperature sensor 19, a functional panel 2 is installed on one side of the front surface of the inverter main body 1, an interface panel 6 is installed on the side of the front surface of the inverter main body 1 away from the functional panel 2, an air inlet pipe 12 is installed on the rear surface of the inverter main body 1, a fan 11 is installed inside the air inlet pipe 12, a filter screen frame 22 is installed inside the air inlet pipe 12 near the rear surface of the fan 11, a filter screen 13 is installed inside the air inlet pipe 12, a fixed screen frame 10 is installed inside the fixed screen 15, external air enters the inverter main body 1 after external moisture is absorbed by the desiccant 15, thereby preventing moist gas from entering the inverter main body 1 or preventing impurities from entering the inverter main body from entering the air outlet 16 through two air outlets 16, two air outlets 16 installed on the inverter main body, two sides of the inverter main body, dust outlet 16 is installed on the inverter main body 16, control switches 4 are symmetrically arranged at the two sides of the upper surface of the control panel 3.

An inverter for urban power based on embodiment 1 has the working principle: the temperature sensor 19 detects the temperature inside the inverter body 1 in the using process of the inverter body 1, when the temperature is high, the fan 11 is started to work through the control switch 4, so that the outside air enters the inverter body 1 and takes away heat, the hot air is discharged from the air outlet 16, and when the temperature value inside the inverter body 1 is still high after the fan 11 is started, the semiconductor cooling sheet 9 can be started to work through the control switch 4, so that the temperature inside the inverter body 1 is reduced.

Example two

As shown in fig. 1 and 4, the utility model provides an inverter for urban power, compare in embodiment one, this embodiment still includes that air-supply line 12 inner wall installs rubber ring 20, and filter frame 22 surface is equipped with ring groove 21, and inside rubber ring 20 was located ring groove 21, air-supply line 12 inner wall was close to filter frame 22 inboard position department and installs spacing ring 14, and inverter main body 1 both sides were close to the equal symmetry in front surface and rear surface position department and are installed fixed scute 7, and rubber slab 8 is all installed to four fixed scute 7 lower surfaces.

In this embodiment, inside the in-process outside air of fan 11 work enters into inverter main body 1 after passing through filter screen 13 filtering dust impurity wherein, when filter screen 13 uses when needing to clear up after a period of time, pulling filter screen frame 22 make ring groove 21 and rubber ring 20 separate can, filter screen frame 22 after the clearance is accomplished inserts inside air-supply line 12 and make rubber ring 20 block into inside ring groove 21 can.

The above embodiments are merely some preferred embodiments of the present invention, and many alternative modifications and combinations can be made to the above embodiments by those skilled in the art based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. An inverter for urban electric power, includes inverter main body (1), radiating fin (5) and fixed scute (7), its characterized in that: semiconductor refrigeration piece (9) are installed at the top of inverter main part (1) inner wall, surface mounting has radiating fin (5) on semiconductor refrigeration piece (9), surface location installs temperature sensor (19) before the top of inverter main part (1) inner wall is close to, inverter main part (1) upper surface is located temperature sensor (19) top position and locates to install display screen (18), surface one side is installed with function panel (2) before inverter main part (1), interface panel (6) are installed to one side that the surface deviates from function panel (2) before inverter main part (1), surface mounting has air-supply line (12) behind inverter main part (1), air-supply line (12) internally mounted has fan (11), inverter main part (1) surface is equipped with air outlet (16).

2. The inverter according to claim 1, wherein: the air outlets (16) are arranged in two, the air outlets (16) are symmetrically arranged on two sides of the outer surface of the inverter body (1), and protective nets (17) are arranged inside the air outlets (16).

3. The inverter for urban electric power according to claim 1, wherein: the air inlet pipe (12) is internally provided with a filter screen frame (22) close to the rear surface of the fan (11), and a filter screen (13) is arranged in the filter screen frame (22).

4. The inverter for urban electric power according to claim 3, wherein: rubber ring (20) are installed to air-supply line (12) inner wall, screen frame (22) surface is equipped with ring groove (21), and inside rubber ring (20) are located ring groove (21), air-supply line (12) inner wall is close to screen frame (22) inboard position department and installs spacing ring (14).

5. The inverter according to claim 1, wherein: inverter main part (1) upper surface is close to display screen (18) front surface position department and installs control panel (3), control switch (4) are installed to control panel (3) upper surface both sides position department symmetry.

6. The inverter for urban electric power according to claim 1, wherein: the fan is characterized in that a fixed net frame (10) is arranged at a position, close to the rear surface of the fan (11), in the air inlet pipe (12), and a drying agent (15) is arranged in the fixed net frame (10).

7. The inverter according to claim 1, wherein: fixed angle plates (7) are symmetrically arranged at positions, close to the front surface and the rear surface, of two sides of the inverter main body (1), and rubber plates (8) are arranged on the lower surfaces of the fixed angle plates (7).