CN116113218A - Portable UPS power supply - Google Patents

Abstract

The utility model relates to a technical field of power supply equipment, especially relate to a portable UPS, it includes casing, charging plate, contravariant board and battery pack, the casing inner wall is provided with horizontal division board, horizontal division board will the casing inner chamber separates and forms first cavity and second cavity, charging plate with the contravariant board all set up in horizontal division board is close to first cavity one side, battery pack set up in the second cavity, the casing is provided with a plurality of ventilation holes on the upper surface; the inverter board is provided with first radiating fins, at least two first radiating fins are arranged, radiating channels are formed between every two adjacent first radiating fins, the charging board is provided with second radiating fins, the second radiating fins are provided with air passing holes corresponding to the radiating channels, and the horizontal partition board is provided with a radiating fan. The portable UPS power supply heat dissipation effect improvement device has the effect of improving the condition that the portable UPS power supply heat dissipation effect is poor.

Description

Portable UPS power supply

Technical Field

The application relates to the technical field of power supply equipment, in particular to a portable UPS power supply.

Background

The UPS power supply, namely the uninterruptible power supply, is a constant-voltage constant-frequency uninterruptible power supply with an energy storage device and an inverter as a main component, and is designed into a portable power supply along with the improvement of living standard of people at present, so that the UPS power supply can be widely applied to occasions of power failure and power outage, such as various power consumption demand occasions of field camping, power failure emergency lighting in home, outdoor office, outdoor construction, fire-fighting recourse, standby power supply, anti-disaster relief, field photography and the like.

However, the internal layout of the existing UPS is not regular enough, so that the fault maintenance cost of the UPS is higher, and when people use the UPS, a large amount of heat generated in the working process of the UPS cannot be discharged in time due to the irregular layout, thereby influencing the working efficiency of the UPS, easily causing the danger of damaging the internal parts of the UPS, reducing the reliability of the UPS, and giving people trouble to the use of the UPS.

Disclosure of Invention

In order to improve the condition that the heat dissipation effect of a portable UPS is poor, the application provides a portable UPS.

The application provides a portable UPS power, adopts following technical scheme:

the utility model provides a portable UPS power supply, includes casing, charging plate, inverter board and battery pack, the casing inner wall is provided with horizontal division board, horizontal division board will the casing inner chamber separates and forms first cavity and second cavity, charging plate with the inverter board all set up in horizontal division board is close to first cavity one side, battery pack sets up in the second cavity, the casing is in all be provided with a plurality of ventilation holes on the opposite both sides of first cavity inner wall; the inverter board is provided with first radiating fins, the first radiating fins are at least provided with two, two adjacent radiating channels are formed between the first radiating fins, the charging board is provided with second radiating fins, the length direction of the second radiating fins is perpendicular to the length direction of the first radiating fins, the second radiating fins are provided with air passing holes corresponding to the radiating channels, and the horizontal separation plate is provided with a radiating fan for blowing and/or exhausting air in the radiating channels on one side of the first radiating fins away from the second radiating fins.

By adopting the technical scheme, the horizontal separation plate divides the shell into the first cavity and the second cavity, so that the layout of the UPS power supply shell is better optimized, and the battery assembly is independently arranged in the second cavity, thereby being beneficial to reducing the influence of the operation heating of the battery assembly on control elements such as the functional board and the like, dividing the functional board into the inverter board and the charging board, and being more convenient for subsequent maintenance after the UPS power supply fails; the heat dissipation fan is installed in the first cavity to realize timely heat dissipation work to the operation of the inversion plate and the charging plate, and the heat dissipation channel is normalized through the first heat dissipation fin and the second heat dissipation fin, so that the probability of damaging elements on the inversion plate and the charging plate due to wind speed is reduced, the heat dissipation performance of the UPS is improved through the establishment of the heat dissipation channel, and the situation that the heat dissipation effect of the portable UPS is poor can be improved through the scheme in the application.

Optionally, the first fin will the inversion board separates and forms first region and second region, first fin is close to first region one side is provided with temperature sensor, the inversion board is close to second region one side is provided with temperature switch, be provided with the response piece in the heat dissipation passageway, the response piece pass through the wire with temperature switch connects.

Through adopting above-mentioned technical scheme, through the temperature in temperature sensor monitoring first region, temperature switch monitors the temperature in second region, and the response piece monitors the temperature of heat dissipation passageway, realizes the effect of supplementary overtemperature protection, and the casing passes through temperature sensor and temperature switch response temperature, more is convenient for adjust the operating rate of cooling fan according to the height of temperature.

Optionally, the air blowing port and/or the air exhausting port of the heat dissipation fan are/is communicated with the heat dissipation channel, the first area and the second area, and an air channel for air circulation is arranged between the first cooling fin and the second cooling fin.

Through adopting above-mentioned technical scheme, through the design of cooling fan air blowing mouth and/or exhaust port position for a large amount of air takes away a large amount of steam rapidly after circulating in the heat dissipation passageway, and the circulation of a small amount of air in the first region and second region still is more convenient for dispel the heat to the components and parts in first region and the second region, and because the amount of wind that flows through is little, reduces the probability that the circulation rate of air is too fast to the components and parts destruction in first region and the second region.

Optionally, the casing includes the receiver, is used for the lid to close the top cap of receiver, set up in the receiver is kept away from the base of top cap one side, set up in the top cap with between the base and be used for the lid to close the side cap of receiver, the base is close to side cap one side is provided with the limiting plate, the side cap is close to limiting plate one side is provided with the confession limiting groove of limiting plate embedding.

Through adopting above-mentioned technical scheme, the casing is formed by receiver, top cap, base and side cap combination, through instrument such as design handle on the top cap, the transportation of the UPS power of being convenient for, through the detachable side cap, more be convenient for follow-up maintenance work after the UPS power breaks down, be favorable to improving the protectiveness of UPS power through the installation base, and in the limiting groove of seting up is covered to the limiting plate embedding side through on the base, be favorable to improving the stability of casing equipment.

Optionally, the storage shell inner wall is close to battery pack one side is provided with a plurality of and is used for the butt battery pack's first butt board, two adjacent be provided with first heat extraction passageway between the first butt board, the side cap is close to battery pack one side is provided with the second butt board.

Through adopting above-mentioned technical scheme, make battery pack be difficult to control the removal through installing first butt board, second butt board and battery pack butt after the installation side cap for battery pack is difficult to rock back and forth, and the first heat extraction passageway of rethread is seted up, increases battery pack's heat dissipation space, and whole overall arrangement is simple, and loading and unloading are convenient, and structural strength is high.

Optionally, the second butt plate is close to side cap one side be provided with the circuit board of battery pack electricity connection, the second butt plate is kept away from circuit board one side is provided with a plurality of second heat extraction passageway.

By adopting the technical proposal, the circuit board is arranged at the position close to the side cover, a plurality of functional areas can be designed on the side cover to be electrically connected with the circuit board, thereby being more convenient for improving the convenience of using UPS power supply by consumers, being more convenient for installing the circuit board through the second abutting plate, and enlarging the heat dissipation space of the circuit board through the second heat dissipation channel,

optionally, the receiving shell is close to one side of the cooling fan is provided with the joint board that supplies the cooling fan embedding, the side cap is close to one side of the cooling fan is provided with be used for with cooling fan butt's support tight board.

Through adopting above-mentioned technical scheme, the joint board is used for chucking radiator fan for radiator fan is difficult to back-and-forth movement, and after the installation side cap, supports tight board and supports radiator fan tightly, makes radiator fan be difficult to control and remove, need not extra mounting, more is convenient for to radiator fan's equipment or dismantlement.

Optionally, a first chute for embedding the charging plate is arranged on one side of the horizontal separation plate, which is close to the width direction of the charging plate, and a second chute for embedding the inversion plate is arranged on one side of the horizontal separation plate, which is close to the width direction of the inversion plate.

Through adopting above-mentioned technical scheme, supply the embedding of charging plate through seting up first spout, adopt the grafting mode can install the charging plate on horizontal division board, supply the embedding of contravariant board through seting up the second spout, adopt the grafting mode can install the contravariant board on horizontal division board, improve the packaging efficiency of casing inner chamber, and when the UPS power breaks down, more convenient to detach.

Optionally, a reinforcing rib is arranged on one side of the horizontal separation plate, which is close to the inversion plate.

Through adopting above-mentioned technical scheme, through installation strengthening rib, the intensity and the rigidity of reinforcing casing and horizontal division board improve the stability of horizontal division board installation at the casing inner chamber.

Optionally, the ventilation holes are all net structures composed of a plurality of diamond-shaped, round, square or irregularly-shaped through holes.

Through adopting above-mentioned technical scheme, the ventilation hole is the network structure, can prevent that the great foreign matter of size from getting into inside the casing, can also further set up the dust screen that stainless steel made on the ventilation hole.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the heat dissipation fans are arranged in the first chamber to realize timely heat dissipation of the inverter board and the charging board, the heat dissipation channels are normalized by arranging the first heat dissipation fins and the second heat dissipation fins, the probability of damaging elements on the inverter board and the charging board due to wind speed is reduced, and the heat dissipation performance of the UPS is improved by establishing the heat dissipation channels;

2. through the design of the positions of the air blowing port and/or the air draft port of the heat radiation fan, a large amount of air can rapidly take away a large amount of hot air after flowing in the heat radiation channel, and part of small amount of air can flow in the first area and the second area, so that heat radiation is more convenient to be carried out on components in the first area and the second area, and the probability of damage to the components in the first area and the second area due to the fact that the flowing speed of the air is too fast is reduced due to the small flowing air quantity;

3. the shell is formed by combining the storage shell, the top cover, the base and the side cover, tools such as a handle are designed on the top cover, so that the UPS power supply can be conveniently transported, the follow-up maintenance work is more convenient after the UPS power supply fails through the detachable side cover, the protection of the UPS power supply is improved by installing the base, and the shell is improved in stability by embedding a limiting plate on the base into a limiting groove formed in the side cover;

4. the vent hole is a net structure, so that larger foreign matters can be prevented from entering the inside of the shell, and a dustproof net made of stainless steel can be further arranged on the vent hole.

Drawings

FIG. 1 is a schematic view of the structure of a horizontal partition and a housing in an embodiment of the present application;

FIG. 2 is a schematic diagram of a first heat sink and a second heat sink according to an embodiment of the present disclosure;

FIG. 3 is a schematic top view of the embodiment of the present application with the top cover hidden;

FIG. 4 is a schematic overall structure of an embodiment of the present application;

FIG. 5 is an exploded view of the top cover and base of an embodiment of the present application;

fig. 6 is an exploded view of a side cover and a receiving case in an embodiment of the present application;

fig. 7 is a schematic view of the structure of the horizontal partition plate and the reinforcing ribs in the embodiment of the present application.

Reference numerals illustrate:

1. a housing; 2. a charging plate; 3. an inverter board; 4. a horizontal partition plate; 5. a first chamber; 6. a second chamber; 7. a vent hole; 8. a first heat sink; 9. a heat dissipation channel; 10. a second heat sink; 11. a wind hole; 12. a heat radiation fan; 13. a first region; 14. a second region; 15. a temperature sensor; 16. a temperature switch; 17. an induction member; 18. an air duct; 19. a storage case; 20. a top cover; 21. a base; 22. a side cover; 23. a limiting plate; 24. a limit groove; 25. a first abutting plate; 26. a first heat rejection channel; 27. a second abutting plate; 28. a circuit board; 29. a second heat rejection channel; 30. a clamping plate; 31. a pressing plate; 32. a first chute; 33. a second chute; 34. reinforcing ribs.

Detailed Description

The present application is described in further detail below.

The embodiment of the application discloses a portable UPS power supply. Referring to fig. 1 and 2, the battery pack comprises a shell 1, a charging plate 2, an inverter plate 3 and a battery pack, wherein a horizontal separation plate 4 is arranged on the inner wall of the shell 1, the horizontal separation plate 4 separates the inner cavity of the shell 1 to form a first cavity 5 and a second cavity 6, the charging plate 2 and the inverter plate 3 are arranged on one side, close to the first cavity 5, of the horizontal separation plate 4, the battery pack is arranged in the second cavity 6, and a plurality of ventilation holes 7 are formed in two opposite sides of the inner wall of the first cavity 5 of the shell 1; the inverter board 3 is provided with first radiating fins 8, at least two first radiating fins 8 are arranged, a radiating channel 9 is formed between every two adjacent first radiating fins 8, the charging board 2 is provided with second radiating fins 10, the length direction of each second radiating fin 10 is perpendicular to the length direction of each first radiating fin 8, the second radiating fins 10 are provided with corresponding radiating channels 9 with through-air holes 11, and the horizontal separation board 4 is provided with a radiating fan 12 which is used for blowing and/or exhausting air into the radiating channels 9 at one side of each first radiating fin 8 far away from each second radiating fin 10.

In the embodiment of the application, the horizontal separation plate 4 divides the shell 1 into the first cavity 5 and the second cavity 6, so that the layout of the UPS power supply shell is better optimized, and the battery assembly is independently arranged in the second cavity 6, thereby being beneficial to reducing the influence of the operation heating of the battery assembly on control elements such as the functional board and the like, and dividing the functional board into the inverter board 3 and the charging board 2, and being more convenient for subsequent maintenance after the UPS power supply fails; the heat dissipation fan 12 is arranged in the first chamber 5 to realize timely heat dissipation for the operation of the inverter board 3 and the charging board 2, and the heat of the battery assembly in the second chamber 6 can flow to the heat dissipation fan 12 through a gap, so that the heat is discharged out of the shell 1 through the vent hole 7, then the first heat dissipation fin 8 is arranged on the inverter board 3 and the heat dissipation channel 9 is formed, components with high heat productivity on the inverter board 3 can be arranged in the heat dissipation channel 9, the heat dissipation performance is improved, the components with high heat productivity of the charging board 2 are close to or are arranged on the second heat dissipation fin 10 through the second heat dissipation fin 10 arranged on the charging board 2, and the heat on the charging board 2 and the inverter board 3 is discharged more effectively through the corresponding heat dissipation channel 9 of the vent hole 11; the first radiating fin 8 and the second radiating fin 10 normalize radiating channel 9, reduce the wind speed and destroy the probability that the component on contravariant board 3 and the charging plate 2, and radiating channel 9's establishment improves the heat dispersion of UPS power, and the scheme in this application can improve the poor condition of portable UPS power radiating effect.

Referring to fig. 2, the vent holes 7 are all a mesh structure composed of a plurality of diamond-shaped, round, square or irregularly-shaped through holes, in the embodiment of the application, the vent holes 7 are of a mesh structure, so that larger-sized foreign matters can be prevented from entering the inside of the shell, and a dust screen made of stainless steel can be further arranged on the vent holes 7.

Referring to fig. 2 and 3, the first heat sink 8 separates the inverter board 3 to form a first area 13 and a second area 14, a temperature sensor 15 is installed on one side of the first heat sink 8 close to the first area 13, a temperature switch 16 is installed on one side of the inverter board 3 close to the second area 14, an induction piece 17 is installed in the heat dissipation channel 9, and the induction piece 17 is connected with the temperature switch 16 through a wire; the air blowing port and/or the air exhausting port of the heat radiation fan 12 are communicated with the heat radiation channel 9, the first area 13 and the second area 14, and an air duct 18 for air circulation is arranged between the first radiating fins 8 and the second radiating fins 10.

In this embodiment of the application, monitor the temperature in first region 13 through temperature sensor 15, temperature switch 16 monitors the temperature in second region 14, the effect of supplementary overtemperature protection is realized to the temperature of sensing piece 17 monitoring heat dissipation passageway 9, casing 1 passes through temperature sensor 15 and temperature switch 16 response temperature, be more convenient for adjust the functioning rate of cooling fan 12 according to the height of temperature, design through cooling fan 12 blow port and/or exhaust port position, make a large amount of air take away a large amount of steam rapidly after circulating in heat dissipation passageway 9, still some a small amount of air can be in the circulation of first region 13 and second region 14, more be convenient for dispel the heat to the components and parts in first region 13 and the second region 14, and because the amount of wind that flows through is little, reduce the circulation rate of air and through soon to the probability of components and parts destruction in first region 13 and the second region 14.

Referring to fig. 4 and 5, the housing 1 includes a storage case 19, a top cover 20, a base 21 and a side cover 22, the top cover 20 is used for covering the storage case 19, the base 21 is installed on one side of the storage case 19 far away from the top cover 20, the side cover 22 is installed between the top cover 20 and the base 21 and is used for covering the storage case 19, a limit plate 23 is installed on one side of the base 21 close to the side cover 22, and a limit groove 24 for embedding the limit plate 23 is formed on one side of the side cover 22 close to the limit plate 23; a plurality of first abutting plates 25 for abutting against the battery assembly are arranged on one side, close to the battery assembly, of the inner wall of the storage shell 19, a first heat extraction channel 26 is formed between two adjacent first abutting plates 25, a second abutting plate 27 is arranged on one side, close to the battery assembly, of the side cover 22, a circuit board 28 electrically connected with the battery assembly is arranged on one side, close to the side cover 22, of the second abutting plate 27, and a plurality of second heat extraction channels 29 are formed on one side, away from the circuit board 28, of the second abutting plate 27.

In this embodiment, the casing 1 is formed by combining the storage shell 19, the top cover 20, the base 21 and the side cover 22, through designing tools such as a handle on the top cover 20, the transportation of the UPS power supply is facilitated, through the detachable side cover 22, after the UPS power supply fails, the subsequent maintenance work is more convenient, the protection of the UPS power supply is improved through installing the base 21, and the limiting plate 23 on the base 21 is embedded into the limiting groove 24 formed in the side cover 22, the stability of the casing 1 is improved, the battery assembly is not easy to move left and right through installing the first abutting plate 25, the second abutting plate 27 abuts against the battery assembly after installing the side cover 22, the heat dissipation space of the battery assembly is not easy to shake back and forth, the first heat dissipation channel 26 is opened, the whole layout is simple, the assembly and disassembly are convenient, the structural strength is high, the circuit board 28 is installed near one side cover 22, a plurality of functional areas can be designed on the side cover 22, the circuit board 28 is more convenient to improve the convenience of using the power supply for consumers, the second abutting plate 27 is more convenient to install the circuit board 28, the second heat dissipation channel 29 is opened through the second abutting plate 27, the second heat dissipation channel 29 is opened,

in some embodiments, be provided with portable UPS power on the outer wall of side cap 22 in casing 1 and be provided with the electric quantity that the LED display screen can show the battery through the display screen, and install the charging wire of AC in casing 1, need not worry when using the UPS power and forget to carry the charger, there are corresponding AC input port and contravariant AC output port on casing 1 outer wall, solar charging input port has been seted up on casing 1 outer wall to portable UPS power, support solar charging, the long-term outdoor use of more convenient consumer, and a plurality of UAB mouths have been seted up on casing 1 outer wall, can charge for mobile device such as cell-phone, the LED light is still installed to casing 1 outer wall, can supply outdoor illumination to use, cigar lighter port is installed to casing 1 outer wall, be favorable to satisfying customer's diversified demand, and improve the experience of UPS power is used to the customer.

Referring to fig. 5 and 6, a clamping plate 30 for embedding the heat dissipation fan 12 is installed on one side of the storage shell 19 close to the heat dissipation fan 12, a clamping plate 31 for being abutted against the heat dissipation fan 12 is arranged on one side of the side cover 22 close to the heat dissipation fan 12, in the embodiment of the application, the clamping plate 30 is used for clamping the heat dissipation fan 12, so that the heat dissipation fan 12 is not easy to move back and forth, after the side cover 22 is installed, the clamping plate 31 is used for tightly propping against the heat dissipation fan 12, so that the heat dissipation fan 12 is not easy to move left and right, no additional fixing piece is needed, and the assembly or the disassembly of the heat dissipation fan 12 are more convenient.

Referring to fig. 7, a first chute 32 into which the charging plate 2 is inserted is formed on one side of the horizontal partition plate 4 in the width direction, which is close to the charging plate 2, a second chute 33 into which the inverter plate 3 is inserted is formed on one side of the horizontal partition plate 4 in the width direction, which is close to the inverter plate 3, and a reinforcing rib 34 is mounted on one side of the horizontal partition plate 4 in the width direction.

In this application embodiment, supply charging plate 2 embedding through seting up first spout 32, adopt the grafting mode can install charging plate 2 on horizontal division board 4, supply inverter board 3 embedding through seting up second spout 33, adopt the grafting mode can install inverter board 3 on horizontal division board 4, improve the packaging efficiency of casing 1 inner chamber, and when the UPS power breaks down, more convenient to detach, through installation strengthening rib 34, strengthen the intensity and the rigidity of casing 1 and horizontal division board 4, improve the stability of horizontal division board 4 installation in the casing 1 inner chamber.

The implementation principle of the portable UPS power supply provided by the embodiment of the application is as follows: the heat dissipation fan 12 is arranged in the first cavity 5 to realize timely heat dissipation of the inverter board 3 and the charging board 2, heat of a battery assembly in the second cavity 6 can flow to the heat dissipation fan 12 through a gap, so that the heat is discharged out of the shell 1 through the vent hole 7, the first heat dissipation fin 8 is arranged on the inverter board 3 to form a heat dissipation channel 9, components with high heat productivity on the inverter board 3 can be arranged in the heat dissipation channel 9, heat dissipation performance is improved, the components with high heat productivity of the charging board 2 are close to or arranged on the second heat dissipation fin 10 through arranging the second heat dissipation fin 10 on the charging board 2, and the heat on the charging board 2 and the inverter board 3 is discharged through the vent hole 11 corresponding to the heat dissipation channel 9, the temperatures of the first area 13, the second area 14 and the heat dissipation channel 9 are monitored in real time through the temperature sensor 15, the temperature switch 16, the induction piece 17 is used for realizing the effect of auxiliary temperature protection, the shell 1 is more convenient for inducing the temperature according to the temperature, the temperature is more convenient to realize the operation of the fan 12, the air flow rate is more convenient to be adjusted through the temperature sensor 15 and the temperature sensor 16, and the second area 14 and the air flow rate is more convenient to be high, and the air flow rate is more convenient to be reduced in the second area 13 and the second area 14, and the air flow rate is more rapid through the second area 13 and the second area, and the second area 14, and the air flow rate is more rapid through the area because the second area is more area and the temperature area 13; the first radiating fin 8 and the second radiating fin 10 normalize radiating channel 9, reduce the wind speed and destroy the probability that the component on contravariant board 3 and the charging plate 2, and radiating channel 9's establishment improves the heat dispersion of UPS power, and the scheme in this application can improve the poor condition of portable UPS power radiating effect.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. The utility model provides a portable UPS power, its characterized in that includes casing (1), charging plate (2), contravariant board (3) and battery pack, casing (1) inner wall is provided with horizontal division board (4), horizontal division board (4) will casing (1) inner chamber separates and forms first cavity (5) and second cavity (6), charging plate (2) with contravariant board (3) all set up in horizontal division board (4) are close to first cavity (5) one side, battery pack set up in second cavity (6), casing (1) are in all be provided with a plurality of ventilation holes (7) on the opposite both sides of first cavity (5) inner wall; be provided with first fin (8) on inverter board (3), first fin (8) are provided with two at least, adjacent two all form heat dissipation passageway (9) between first fin (8), be provided with second fin (10) on charging plate (2), just the length direction of second fin (10) with the length direction of first fin (8) is mutually perpendicular, correspond on second fin (10) heat dissipation passageway (9) are provided with air hole (11), horizontal division board (4) are in first fin (8) keep away from second fin (10) one side is provided with be used for to in heat dissipation passageway (9) bloies heat dissipation fan (12) of/or convulsions.

2. A portable UPS power source according to claim 1, wherein the first heat sink (8) separates the inverter board (3) to form a first area (13) and a second area (14), a temperature sensor (15) is disposed on a side of the first heat sink (8) close to the first area (13), a temperature switch (16) is disposed on a side of the inverter board (3) close to the second area (14), and an inductor (17) is disposed in the heat dissipation channel (9), and the inductor (17) is connected with the temperature switch (16) through a wire.

3. A portable UPS according to claim 2, wherein the air blowing and/or suction openings of the heat dissipating fan (12) are in communication with the heat dissipating channel (9), the first area (13) and the second area (14), and an air duct (18) through which air flows is provided between the first heat dissipating fin (8) and the second heat dissipating fin (10).

4. The portable UPS power source according to claim 1, wherein the housing (1) includes a storage case (19), a top cover (20) for covering the storage case (19), a base (21) disposed on a side of the storage case (19) away from the top cover (20), and a side cover (22) disposed between the top cover (20) and the base (21) and for covering the storage case (19), a limit plate (23) is disposed on a side of the base (21) close to the side cover (22), and a limit groove (24) for embedding the limit plate (23) is disposed on a side of the side cover (22) close to the limit plate (23).

5. The portable UPS power source according to claim 4, wherein a plurality of first abutting plates (25) for abutting against the battery assembly are provided on a side, close to the battery assembly, of the inner wall of the storage case (19), a first heat extraction channel (26) is provided between two adjacent first abutting plates (25), and a second abutting plate (27) is provided on a side, close to the battery assembly, of the side cover (22).

6. A portable UPS according to claim 5, wherein a circuit board (28) electrically connected to the battery assembly is provided on a side of the second abutment plate (27) close to the side cover (22), and a plurality of second heat extraction channels (29) are provided on a side of the second abutment plate (27) away from the circuit board (28).

7. The portable UPS power source according to claim 4, wherein a clamping plate (30) for embedding the heat dissipation fan (12) is provided on a side of the storage case (19) close to the heat dissipation fan (12), and a tightening plate (31) for abutting against the heat dissipation fan (12) is provided on a side of the side cover (22) close to the heat dissipation fan (12).

8. A portable UPS power source according to claim 1, wherein a first chute (32) into which the charging plate (2) is fitted is provided on a side of the horizontal partition plate (4) close to the width direction of the charging plate (2), and a second chute (33) into which the inverter plate (3) is fitted is provided on a side of the horizontal partition plate (4) close to the width direction of the inverter plate (3).

9. A portable UPS power source according to claim 8, wherein the horizontal partition plate (4) is provided with a reinforcing rib (34) on a side close to the inverter plate (3).

10. A portable UPS according to claim 1, wherein the ventilation holes (7) are each a mesh structure consisting of a plurality of diamond-shaped, circular, square-shaped or irregularly shaped through holes.

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