CN218849589U - Emergency energy storage power supply cooling system - Google Patents
Emergency energy storage power supply cooling system Download PDFInfo
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- CN218849589U CN218849589U CN202222071433.9U CN202222071433U CN218849589U CN 218849589 U CN218849589 U CN 218849589U CN 202222071433 U CN202222071433 U CN 202222071433U CN 218849589 U CN218849589 U CN 218849589U
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- inverter
- cooling fan
- air inlet
- cooling
- battery pack
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to an emergent energy storage power cooling system belongs to emergency equipment technical field. The technical scheme is as follows: the lithium battery pack (3) is arranged in the battery bin, and the DC-AC inverter is arranged in the inverter bin; the air inlet (7) of the inverter bin, the air inlet (8) of the DC-AC inverter, the inverter element (9), the sub cooling fan (2) and the main cooling fan (1) form a channel for forcibly cooling the inverter element (9); the battery compartment air inlet (4), the lithium battery pack (3), the battery compartment air outlet (5) and the main cooling fan (1) form a channel for forcibly cooling the lithium battery pack (3). The utility model has the advantages that: the emergency energy storage power supply is internally provided with a channel for forcibly cooling the inversion element and a channel for forcibly cooling the battery pack respectively, and a main cooling fan is used, so that double-path layered cooling is formed, the inversion element and the lithium battery pack are accurately cooled, the cooling is timely carried out, the heat dissipation effect is improved, and the emergency energy storage power supply is maintained to be normally used for a long time.
Description
Technical Field
The utility model relates to an emergent energy storage power cooling system belongs to emergency equipment technical field.
Background
With the continuous development of society and the continuous improvement of science, the emergency power supply is more and more widely used. The emergency power supply generally comprises a charger, an inverter, a battery, an isolation transformer, a change-over switch and other devices, and is used for converting direct current electric energy into alternating current electric energy for emergency. In order to improve the energy storage effect, the volume of the energy storage battery is large, the emergency power supply can emit heat after being used for a long time, and an inverter element and a battery pack in an inverter (DC-AC converter) are the most main heat sources. The existing heat dissipation mode of the emergency energy storage inverter power supply mainly dissipates heat to an inverter element and a battery pack through a plurality of internal fans, for example: chinese patent CN2022221382650 name "a portable removal contravariant emergency power supply device, heat dissipation mechanism includes recess, wind storehouse, fan, air-out passageway, dust screen and radiator-grid, the recess sets up the preceding terminal surface at power supply box, the inside of recess is provided with the air-out passageway, the inside of air-out passageway is provided with the dust screen, one side of dust screen is provided with the radiator-grid, the wind storehouse block sets up the inside at the opening draw-in groove, the inside of wind storehouse is provided with the fan, and the fan is provided with four. By starting the four fans, heat generated by the inverter and the storage battery is led to the air outlet channel and is radiated through the dustproof net and the radiating net in sequence. The patent has the problems that: because the inverter element and the battery pack are respectively arranged in the respective bin bodies, a channel for forcibly cooling the inverter element and a channel for forcibly cooling the battery pack are not respectively formed in the emergency energy storage power supply, the inverter element and the lithium battery pack cannot be accurately cooled, and the long-term normal use of the emergency energy storage power supply is influenced; in addition, the number of fans is large, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an emergent energy storage power cooling system, the passageway that forms forced cooling contravariant component and forced cooling group battery inside the emergent energy storage power respectively uses a main radiator fan, has constituted the layered cooling of double-circuit, carries out accurate heat dissipation to contravariant component and lithium cell group battery, improves the radiating effect, maintains the long-term normal use of emergent energy storage power, solves the above-mentioned technical problem that prior art exists.
The technical scheme of the utility model is that:
an emergency energy storage power supply heat dissipation system comprises a main heat dissipation fan, a sub heat dissipation fan, a lithium battery pack, a DC-AC inverter shell, an inverter element, an outer shell and a partition plate, wherein the partition plate is transversely arranged in the outer shell and divides the interior of the outer shell into a battery compartment at the lower part and an inverter compartment at the upper part; the lithium battery pack is arranged in the battery bin, and the DC-AC inverter is arranged in the inverter bin;
the DC-AC inverter comprises a DC-AC inverter shell and an inverter element arranged in the DC-AC inverter shell, wherein one side wall of the DC-AC inverter shell is provided with a sub cooling fan, and a main cooling fan is arranged on the outer shell at a position corresponding to the sub cooling fan; the other side wall of the DC-AC inverter shell corresponding to the sub cooling fan is provided with a DC-AC inverter air inlet, and the position of the outer shell corresponding to the DC-AC inverter air inlet is provided with an inverter bin air inlet; the air inlet of the inverter bin, the air inlet of the DC-AC inverter, the inversion element, the sub cooling fan and the main cooling fan form a channel for forcibly cooling the inversion element;
the battery compartment air inlet is arranged at the position, corresponding to the battery compartment, of the outer shell, the battery compartment air outlet is arranged on the partition plate, the battery compartment air outlet is located outside the DC-AC inverter shell, and the battery compartment air inlet, the lithium battery pack, the battery compartment air outlet and the main cooling fan form a channel for forcibly cooling the lithium battery pack.
The utility model discloses with the inside battery compartment that divide into the lower part of outer casing and the DC-to-AC converter storehouse on upper portion to form the passageway of forced cooling contravariant component and the passageway of forced cooling lithium cell group respectively, carry out forced cooling to the contravariant component in the DC-AC inverter casing respectively, carry out forced cooling to the lithium cell group in the battery compartment, realize accurate heat dissipation, in time cool down, improve the radiating effect.
The number of the battery bin air inlets, the number of the battery bin air outlets, the number of the inverter bin air inlets and the number of the DC-AC inverter air inlets are all multiple.
The utility model discloses carry out forced cooling to main heating source inverter element and lithium cell group respectively, can be through the operating condition who detects sub radiator fan of battery compartment and DC-to-AC converter storehouse temperature intelligent control and main radiator fan, scientific and reasonable's the regulation of cooling down of emergency energy storage power, the stable power output of guarantee DC-AC DC-to-AC converter.
The utility model has the advantages that: the emergency energy storage power supply is internally provided with a channel for forcibly cooling the inverter element and a channel for forcibly cooling the battery pack respectively, a main cooling fan is used, double-path layered cooling is formed, the inverter element and the lithium battery pack are accurately cooled, cooling is timely performed, the heat dissipation effect is improved, and the emergency energy storage power supply is maintained to be normally used for a long time.
Drawings
Fig. 1 is a schematic view of an external structure of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the embodiment of the present invention;
in the figure: the air conditioner comprises a main cooling fan 1, a sub cooling fan 2, a lithium battery pack 3, a battery compartment air inlet 4, a battery compartment air outlet 5, a DC-AC inverter shell 6, an inverter compartment air inlet 7, a DC-AC inverter air inlet 8, an inverter element 9, an outer shell 10 and a partition plate 11.
Detailed Description
The present invention will be further explained by embodiments with reference to the accompanying drawings.
An emergency energy storage power supply heat dissipation system comprises a main heat dissipation fan 1, a sub heat dissipation fan 2, a lithium battery pack 3, a DC-AC inverter shell 6, an inverter element 9, an outer shell 10 and a partition plate 11, wherein the partition plate 11 is transversely arranged in the outer shell 10 and divides the interior of the outer shell 10 into a battery compartment at the lower part and an inverter compartment at the upper part, the lithium battery pack 3 is arranged in the battery compartment, and the DC-AC inverter is arranged in the inverter compartment; the DC-AC inverter comprises a DC-AC inverter shell 6 and an inverter element 9 arranged in the DC-AC inverter shell, wherein one side wall of the DC-AC inverter shell 6 is provided with a sub-cooling fan 2, and a main cooling fan 1 is arranged on an outer machine shell 10 at a position corresponding to the sub-cooling fan 2; a DC-AC inverter air inlet 8 is arranged on the other side wall of the DC-AC inverter shell 6 corresponding to the sub cooling fan 2, and an inverter bin air inlet 7 is arranged at the position, corresponding to the DC-AC inverter air inlet 8, on the outer shell 10; the air inlet 7 of the inverter bin, the air inlet 8 of the DC-AC inverter, the inversion element 9, the sub cooling fan 2 and the main cooling fan 1 form a channel for forcibly cooling the inversion element 9, and the inversion element 9 in the DC-AC inverter shell 6 is forcibly cooled; the battery compartment air inlet 4 is arranged at the position, corresponding to the battery compartment, of the outer casing 10, the battery compartment air outlet 5 is arranged on the partition plate 11, the battery compartment air outlet 5 is located outside the DC-AC inverter casing 6, the battery compartment air inlet 4, the lithium battery pack 3, the battery compartment air outlet 5 and the main cooling fan 1 form a channel for forcibly cooling the lithium battery pack 3, and the lithium battery pack 3 in the battery compartment is forcibly cooled.
The number of the battery bin air inlets 4, the number of the battery bin air outlets 5, the number of the inverter bin air inlets 7 and the number of the DC-AC inverter air inlets 8 are all multiple.
The utility model discloses carry out forced cooling to main heating source inverter element and lithium cell group respectively, can be through the operating condition who detects battery compartment and DC-to-AC converter storehouse temperature intelligent control sub radiator fan 2 and main radiator fan 1, scientific and reasonable's the regulation of cooling down to urgent energy storage power, the stable power output of guarantee DC-AC DC-to-AC converter.
The diameter of the main radiating fan 1 is 70mm, the diameter of the sub radiating fan 2 is 50mm, and the air quantity of the main radiating fan is 2 times that of the sub radiating fan.
The shell 6 of the DC-AC inverter is made of aluminum alloy materials, the outer shell 10 of the emergency energy storage power supply is made of galvanized plates, and the surface of the shell is subjected to plastic spraying treatment for water resistance, acid resistance and alkali resistance.
In the embodiment, when the emergency energy storage power supply enters the working state and is not connected with a load or has a low-power load, the main cooling fan 1 starts to work, and the sub cooling fan 2 does not work. The air inlet areas of the battery bin air inlet 4 and the inverter bin air inlet 7 are fed with air according to the proportion of 3:1. The air duct is divided into two paths: the route is got into by battery compartment air intake 4, and 3 can produce the heat according to battery charge-discharge characteristic by way of lithium cell group, and this route is given the cooling of lithium cell group 3, and the wind current that has the temperature gets into the dc-to-ac converter storehouse through battery compartment air outlet 5, by main radiator fan 1 outer casing 10 of discharging. And the second path is that air is fed from an air inlet 7 of the inverter bin, enters the inverter bin and is discharged out of the outer shell 10 through the main cooling fan 1. A main cooling fan is used, and a two-way layered cooling scheme is formed.
In addition, when the emergency energy storage power supply is in heavy load or full load operation, the main cooling fan 1 and the sub cooling fan 2 work simultaneously. And the second path is changed, air enters the inverter bin from an air inlet 7 of the inverter bin, enters the DC-AC inverter shell 6 through an air inlet 8 of the DC-AC inverter, carries out forced cooling on the inverter element 9, and is discharged out of the outer shell 10 through the sub cooling fan 2 and the main cooling fan 1. Because the main heat source inversion element 9 generates a large amount of heat and transmits the heat to the DC-AC inverter shell 6 through heat conduction, the heat dissipation can not stimulate self heat protection in time, the DC-AC inverter stops working and even burns out a power supply, the air volume discharged by the sub heat dissipation fan 2 is determined by the temperature of the inversion element 9, and the hot air discharged by the sub heat dissipation fan 2 is directly discharged out of the outer shell 10 through the main heat dissipation fan with higher power.
Claims (2)
1. The utility model provides an emergent energy storage power cooling system which characterized in that: the solar energy heat-dissipation solar battery pack comprises a main cooling fan (1), a sub cooling fan (2), a lithium battery pack (3), a DC-AC inverter shell (6), an inverter element (9), an outer shell (10) and a partition plate (11), wherein the partition plate (11) is transversely arranged in the outer shell (10) to divide the interior of the outer shell (10) into a battery compartment at the lower part and an inverter compartment at the upper part, the lithium battery pack (3) is arranged in the battery compartment, and the DC-AC inverter is arranged in the inverter compartment;
the DC-AC inverter comprises a DC-AC inverter shell (6) and an inverter element (9) arranged in the DC-AC inverter shell, wherein one side wall of the DC-AC inverter shell (6) is provided with a sub cooling fan (2), and a main cooling fan (1) is arranged on the outer shell (10) at a position corresponding to the sub cooling fan (2); a DC-AC inverter air inlet (8) is arranged on the other side wall of the DC-AC inverter shell (6) corresponding to the sub cooling fan (2), and an inverter bin air inlet (7) is arranged on the outer shell (10) at a position corresponding to the DC-AC inverter air inlet (8); the air inlet (7) of the inverter bin, the air inlet (8) of the DC-AC inverter, the inverter element (9), the sub cooling fan (2) and the main cooling fan (1) form a channel for forcibly cooling the inverter element (9);
the battery compartment air inlet (4) is arranged at a position, corresponding to the battery compartment, on the outer casing (10), the battery compartment air outlet (5) is arranged on the partition plate (11), the battery compartment air outlet (5) is positioned outside the DC-AC inverter shell (6), and the battery compartment air inlet (4), the lithium battery pack (3), the battery compartment air outlet (5) and the main cooling fan (1) form a channel for forcibly cooling the lithium battery pack (3).
2. The emergency energy storage power supply heat dissipation system of claim 1, wherein: the number of the battery bin air inlets (4), the number of the battery bin air outlets (5), the number of the inverter bin air inlets (7) and the number of the DC-AC inverter air inlets (8) are all multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222071433.9U CN218849589U (en) | 2022-08-08 | 2022-08-08 | Emergency energy storage power supply cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222071433.9U CN218849589U (en) | 2022-08-08 | 2022-08-08 | Emergency energy storage power supply cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218849589U true CN218849589U (en) | 2023-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222071433.9U Active CN218849589U (en) | 2022-08-08 | 2022-08-08 | Emergency energy storage power supply cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218849589U (en) |
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2022
- 2022-08-08 CN CN202222071433.9U patent/CN218849589U/en active Active
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