CN220326086U - Outdoor mobile power supply with direct blowing type heat radiation structure - Google Patents

Abstract

The utility model relates to an outdoor mobile power supply with a direct-blowing type heat dissipation structure. The utility model relates to an outdoor mobile power supply with a direct-blowing heat dissipation structure, which comprises: a housing and a heat dissipating assembly; the heat dissipation component is fixedly arranged in the shell; the heat dissipation assembly comprises a supporting plate, a baffle and a fan; the supporting plate is fixedly arranged in the shell; the middle part of the baffle plate is sunken, and two end parts of the baffle plate are fixedly connected with the supporting plate to form an air channel with the supporting plate; the fan is fixedly arranged at the air inlet and/or the air outlet of the air duct; the shell is provided with ventilation holes at positions corresponding to the air inlet and the air outlet of the air channel. The outdoor mobile power supply with the direct-blowing type heat dissipation structure has the advantages of simple structure and good heat dissipation effect due to the adoption of a direct-blowing type heat dissipation design.

Description

Outdoor mobile power supply with direct blowing type heat radiation structure

Technical Field

The utility model relates to the technical field of mobile power supplies, in particular to an outdoor mobile power supply with a direct blowing type heat dissipation structure.

Background

Mobile power supplies are a hybrid of a charger and a battery backup, and in some outdoor scenarios it is often desirable to use the mobile power supply as a power source to provide power. In the use process of the mobile power supply, a great amount of heat can be generated, and particularly, the internal heat dissipation structure is important in order to support the compatible use of various electronic devices. However, the existing heat dissipation structure is often complex, so that the internal structure of the mobile power supply is more crowded, and the stability of the product is affected.

Disclosure of Invention

Based on the above, the utility model aims to provide an outdoor mobile power supply with a direct-blowing type heat dissipation structure, which adopts a direct-blowing type heat dissipation design, and has the advantages of simple structure and good heat dissipation effect.

An outdoor portable power source with directly blow formula heat radiation structure, characterized by comprising: a housing and a heat dissipating assembly; the heat dissipation component is fixedly arranged in the shell; the heat dissipation assembly comprises a supporting plate, a baffle and a fan; the supporting plate is fixedly arranged in the shell; the middle part of the baffle plate is sunken, and two end parts of the baffle plate are fixedly connected with the supporting plate to form an air channel with the supporting plate; the fan is fixedly arranged at the air inlet and/or the air outlet of the air duct; the shell is provided with ventilation holes at positions corresponding to the air inlet and the air outlet of the air channel.

The outdoor mobile power supply with the direct-blowing type heat dissipation structure has the advantages of simple structure and good heat dissipation effect by adopting a direct-blowing type heat dissipation design.

Further, the outdoor mobile power supply further comprises a driving assembly; the driving component is arranged in the air duct; the heat dissipation assembly further comprises a heat sink; the radiator is fixedly arranged on the driving assembly and is used for conducting heat of the driving assembly out, and the radiator is subjected to direct blowing heat dissipation.

Further, the radiator is provided with a plurality of parallel radiating fins; the fins are arranged parallel to the direction of the air flow.

Further, the heat dissipation assembly further comprises a refrigerating sheet; the refrigerating sheet is fixedly arranged between the driving assembly and the radiator.

Further, the heat dissipation assembly further comprises a fan bracket; the fan bracket is vertically clamped in the air duct; the fan is fixedly arranged on the fan bracket.

Further, the shell comprises a middle frame, a top cover and a bottom cover; the top cover is fixedly arranged at the top of the middle frame; the bottom cover is fixedly arranged at the bottom of the middle frame; the supporting plate is arranged parallel to the top cover and separates the shell into a driving cavity and a battery cavity; the heat dissipation assembly is fixedly arranged in the driving cavity.

Further, the outdoor mobile power supply further comprises a battery assembly; the battery assembly comprises a battery pack and a battery protection seat, and the battery pack is embedded in the battery protection seat; the battery protection seat is fixed in the battery cavity.

Further, the outdoor mobile power supply further comprises a mobile component; the moving assembly penetrates through the shell and is relatively fixed with the shell.

Further, the moving assembly comprises a telescopic pull rod; the telescopic pull rod comprises a pull rod handle, two vertical rods, a cross rod and rollers arranged at two ends of the cross rod; the two end parts of the pull rod handle are vertically connected to one ends of the two vertical rods; the cross rod vertically penetrates through the other end of the vertical rod and penetrates through the bottom cover; the idler wheels are fixedly connected to the two ends of the cross rod outside the shell.

Further, the moving assembly further comprises a fixing member; the fixing piece is fixed at the bottom of the bottom cover and used for supporting the outdoor mobile power supply.

For a better understanding and implementation, the present utility model is described in detail below with reference to the drawings.

Drawings

Fig. 1 is a perspective view of an outdoor mobile power supply provided in an embodiment of the present application;

fig. 2 is an exploded view of an outdoor portable power source according to an embodiment of the present disclosure;

fig. 3 is a cross-sectional view of an outdoor portable power source according to an embodiment of the present disclosure;

FIG. 4 is an enlarged view of a portion of FIG. 3;

fig. 5 is a second cross-sectional view of the outdoor portable power source according to the embodiment of the present application;

fig. 6 is a partial enlarged view of fig. 5.

In the figure: 10-a housing; 11-top cover; 111-pull rod slots; 1111—a first tie rod aperture; 112-a second hand-held hole; 12-middle frame; 121-a vent; 122-panel holes; 124-a first hand-held aperture; 125-a first positioning column; 126-a second positioning post; 13-a bottom cover; 131-a roller accommodating groove; 132-clamping; 14-a panel; 141-a functional interface; 15-a decorative ring; 16-handle cover; 17-supporting frames; 20-a moving assembly; 21-a telescopic pull rod; 211-a pull rod handle; 212-vertical bars; 213-cross bar; 214-a roller; 215-a tie-rod mount; 2151-extensions; 2152-a clip portion; 22-fixing piece; 30-a heat dissipating assembly; 31-a support plate; 311-a third positioning column; 32-baffle plates; 33-a fan; 34-a fan bracket; 35-a heat sink; 36-refrigerating sheets; 37-an air duct 37; 40-cell assembly; 41-a battery protection seat; 411-upper protective cover; 4111-fifth positioning column; 412-a lower protective cover; 4121-locking tab; 4122-corner protector; 4123-fourth locating column; 42-battery pack; 50-drive assembly.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical direction", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, and are constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected via an intermediary, or connected by communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-2, the present embodiment provides an outdoor mobile power source, which includes a housing 10, a mobile assembly 20, a heat dissipation assembly 30, a battery assembly 40 and a driving assembly 50. The driving assembly 50, the battery assembly 40 and the heat dissipation assembly 30 are all fixedly arranged inside the shell 10; the moving assembly 20 is disposed through the housing 10.

Referring to fig. 2, 3 and 5, the housing 10 includes a middle frame 12, a top cover 11 and a bottom cover 13; the top cover 11 is fixedly arranged at the top of the middle frame 12; the bottom cover 13 is fixedly arranged at the bottom of the middle frame 12. The heat dissipation assembly 30 includes a support plate 31, a baffle 32, and a fan 33; the supporting plate 31 is locked inside the middle frame 12; the middle part of the baffle 32 is concave, and the two end parts are fixedly connected with the supporting plate 31 and form an air duct 37 with the supporting plate 31; the driving assembly 50 is fixedly arranged in the air duct 37 and is fixed on the supporting plate 31. In the present embodiment, the driving assembly 50 is an inverter.

In some embodiments, the supporting plate 31 is disposed parallel to the top cover 11 and the bottom cover 13, and separates the housing 10 into an upper cavity and a lower cavity, and the upper cavity is a driving cavity for accommodating the driving assembly 50; the cavity at the lower part is a battery cavity for accommodating the battery assembly 40. Preferably, in the present embodiment, the support plate 31 and the middle frame 12 are directly designed as a whole, so that the assembly process can be simplified, the cost can be saved, and meanwhile, the heat can be effectively dissipated.

The fan 33 is fixedly arranged at the air outlet of the air duct 37; the casing 10 is provided with vent holes 121 at positions opposite to the air inlet and the air outlet, when the fan 33 works, external cooling air can be pumped into the air duct 37 through the vent holes 121 to perform cold-heat exchange in the air duct 37, and then the casing 10 is sprayed out through the vent holes 121 at the other side to form a direct-blowing type heat dissipation structure with unique air flow direction. Therefore, the device can avoid the bypass flow, and has simple structure and good heat dissipation effect. It will be appreciated that in some embodiments, the fan 33 may be located at the air inlet of the duct 37, or the fan 33 may be located at both the air outlet and the air inlet. Further, the heat dissipation assembly 30 further includes a fan bracket 34, and the fan bracket 34 is vertically clamped in the air duct 37; the fan 33 is fixedly mounted on the fan bracket 34.

In some embodiments, the heat dissipating assembly 30 further includes a heat sink 35, and the heat sink 35 is fixedly disposed on the inverter. The heat sink 35 is provided with a number of parallel heat sinks; the fins are arranged parallel to the direction of the air flow. Thus, the resistance of the air flow flowing in the air duct 37 is smaller, the flow speed of the air flow is accelerated, and the heat dissipation efficiency can be effectively improved.

In some embodiments, heat dissipation assembly 30 further includes a cooling fin 36; the refrigerating sheet 36 is fixed between the inverter and the radiator 35, and one side of the refrigerating sheet 36 for refrigerating is attached to the inverter, so that the local high-efficiency heat dissipation can be realized aiming at the use condition of poor heat dissipation; the radiator 35 is attached to the other surface of the cooling fin 36, and heat is directly transferred to the radiator 35, and is discharged from the vent hole 121 to the outside of the casing 10 after heat exchange by the air flow.

Referring to fig. 2, in some embodiments, a plurality of first positioning posts 125 perpendicular to the top cover 11 are disposed in the driving cavity, and the top cover 11 is locked to the plurality of first positioning posts 125 by fasteners. The battery cavity is provided with a plurality of second positioning posts 126 perpendicular to the bottom cover 13, and the bottom cover 13 is locked on the plurality of second positioning posts 126 through fasteners. Preferably, the first positioning columns 125 and the second positioning columns 126 are disposed on an inner sidewall of the middle frame 12 and are integrally formed with the middle frame 12.

Referring to fig. 2, in some embodiments, the housing 10 further includes a panel 14, and the panel 14 is provided with a plurality of functional interfaces 141. In cooperation, the outer wall of the middle frame 12 is cut with a panel hole 122, and the panel 14 covers the panel hole 122. It will be appreciated that the functional interface 141 includes an input portion and an output portion; the output section includes AC outputs of different currents and DC outputs of different voltage currents. The functional interfaces 141 are arranged in zones in order to minimize internal wiring cross-connections. It is understood that the type of the function interface 141 is set according to the product functions, and is not described herein. In some embodiments, the housing 10 further includes a decorative ring 15, where the decorative ring 15 covers the edge of the panel 14, and is used to cover the assembly gap between the panel 14 and the middle frame 12.

Referring to fig. 2, the battery assembly 40 includes a battery pack 42 and a battery protection seat 41, wherein the battery pack 42 is embedded in the battery protection seat 41; the battery protection seat 41 is fixed in the battery cavity and locked to the bottom cover 13. The battery protection seat 41 comprises an upper protection cover 411 and a lower protection cover 412, wherein a plurality of locking bosses 4121 are extended from the periphery of the bottom of the lower protection cover 412, and the lower protection cover 412 is locked on the bottom cover 13 by a fastener through the locking bosses 4121. Further, the bottom cover 13 is provided with a plurality of protruding clamping positions 132, and the lower protecting cover 412 is embedded in the range surrounded by the plurality of clamping positions 132, so as to play a role in quick positioning, and avoid difficulty in locking the fastener due to the dislocation of the lower protecting cover 412 relative to the bottom cover 13. Similarly, the support plate 31 is provided with a plurality of clamping positions on one surface of the battery cavity, and the upper protective cover 411 is embedded in the range surrounded by the plurality of clamping positions, so that the inclination of the mobile power supply in the process of carrying is prevented, and the battery pack 42 is misplaced relative to the support plate 31 due to the action of gravity.

The lower protective cover 412 is provided with a plurality of corner protectors 4122 protruding from the bottom surface at corner positions; the battery pack 42 is embedded in the range enclosed by the corner protectors 4122. In addition, the bottom periphery of the lower protective cover 412 is provided with a plurality of fourth positioning posts 4123 protruding from the bottom surface, and the upper protective cover 411 is correspondingly locked on the plurality of fourth positioning posts 4123. It can be appreciated that, in order to avoid that the plurality of corner protectors 4122 and the fourth positioning posts 4123 are too long and are easily broken during the injection molding and assembly process, the upper protective cover 411 is symmetrically provided with the plurality of corner protectors 4122 and the fifth positioning posts 4111; the fifth positioning column 4111 is locked to the fourth positioning column 4123 by a fastener.

The battery assembly 40 also includes several PCBAs, such as a reduced voltage PCBA, a BMS-PCBA, and an MPPT-PCBA. In some embodiments, the PCBAs are directly classified and locked on the positioning posts on one side of the upper protective cover 411 and the lower protective cover 412, so that the internal structure of the mobile power supply is simplified, and the assembly efficiency can be effectively improved. It can be understood that the sockets and switches for controlling or connecting a plurality of PCBA are arranged on the side wall of the battery cavity near the PCBA, so that the wiring length can be shortened, and the assembly efficiency can be improved.

In some embodiments, a number of support brackets 17 are provided inside the housing 10, the number of support brackets 17 being provided within the drive chamber or the battery chamber. The top of support frame 17 butt cavity's top surface supports the pressure from the cavity top surface, prevents that the top surface of cavity from receiving outside pressure and taking place deformation or damage, causes extrusion or damage to drive assembly 50 and battery pack 40.

Referring to fig. 2-4, in some embodiments, first hand-held holes 124 are symmetrically disposed on two sides of the middle frame 12, respectively, for free-hand handling by an operator. Preferably, two first hand-held holes 124 are provided at the end of the middle frame 12 near the top cover 11. Further, the top cover 11 is provided with a second hand-held hole 112 at the end part near the first hand-held hole 124; the side wall of the top cover 11 is in transition connection with the side close to the first hand-held hole 124 and the second hand-held hole 112 to form a gripping part, so that the hand can grip the hand. Compared with the traditional external handle, the novel lifting handle is more beneficial to packaging and transportation; and can avoid the assembly insecurity that leads to because of the handle is external defect such as being traditional chinese medicine.

Further, in some embodiments, the housing 10 also includes a handle cover 16. One end of the handle cover 16 is clamped on the top cover 11, and the other end is fixedly connected to the inner side wall of the middle frame 12. The middle part of the handle cover 16 is recessed towards the inside of the cavity, and the peripheral shape of the recessed part is consistent with the shape of the first holding hole 124 and the second holding hole 112 matched with the recessed part, so as to be used for connecting the side, away from each other, of the first holding hole 124 and the second holding hole 112. Thus, a more comfortable gripping space is formed, and the experience of a user can be improved.

Referring to fig. 2, 5 and 6, in some embodiments, the moving assembly 20 includes a telescopic rod 21 with rollers, and the telescopic rod 21 is disposed opposite to the panel 14 of the mobile power source, is vertically inserted into the housing 10 from the top cover 11, and is fixedly connected to the housing 10, so that the mobile power source can be moved more conveniently. The telescopic pull rod 21 comprises a pull rod handle 211, two vertical rods 212 vertically connected to two sides of the pull rod handle 211, a cross rod 213 vertically inserted into the end parts of the vertical rods 212, and rollers 214 arranged at two ends of the cross rod 213.

Specifically, the top cover 11 is provided with a pull rod groove 111 at the insertion position of the telescopic pull rod 21; for receiving a pull rod handle 211. The bottom of the pull rod groove 111 is provided with a first pull rod hole 1111, and two vertical rods 212 pass through the top cover 11 and the supporting plate 31 until abutting against the bottom cover 13.

In some embodiments, the movement assembly 20 further includes a tie-bar mount 215 snugly disposed outside the tie-bar groove 111. The pull rod fixing frame 215 is provided with a clamping part 2152 at a position opposite to the first pull rod hole 1111; the engaging portion 2152 has a shape that fits into the first lever hole 1111 and is nested in the first lever hole 1111. The two vertical rods 212 pass through the pull rod fixing frame 215 and the supporting plate 31 until abutting against the bottom cover 13.

The extension part 2151 parallel to and attached to the top cover 11 is extended at the position of the pull rod fixing frame 215 attached to the top end of the pull rod groove 111; the supporting plate 31 is provided with a plurality of third positioning columns 311, and a plurality of third positioning columns 311 are located under the extension 2151, and the pull rod fixing frame 215 is locked on the third positioning columns 311 through the fastener, so that the fixing of the vertical rod 212 and the shell 10 in the horizontal direction is realized.

Referring to fig. 2, in some embodiments, concave roller accommodating grooves 131 are formed at two top corners of the bottom cover 13 at one side of the telescopic pull rod 21, and rollers 214 are accommodated in the roller accommodating grooves 131, so that the package volume can be effectively reduced, and the rollers 214 are protected. The cross rod 213 is fixedly inserted at the end part of the vertical rod 212 vertically and penetrates through the roller accommodating groove 131, and the roller 214 is rotationally connected to the end part of the cross rod 213, so that the vertical rod 212 and the shell 10 are fixed in the vertical direction, and the phenomenon that the vertical rod 212 is excessively pulled out of the shell 10 due to excessive force is avoided. It can be understood that, as a cooperation, the middle frame 12 is cut at a position where the roller accommodating groove 131 cooperates, so that the sealing and fixedly connecting between the middle frame 12 and the bottom cover 13 is realized.

In some embodiments, the moving assembly 20 further includes a fixing member 22 fixedly connected to the bottom of the bottom cover 13, and the fixing member 22 directly abuts against the moving surface to prevent the roller 214 from rolling when the mobile power supply is in a stationary state. It will be appreciated that the mount 22 may be any structure that is effectively supported on the moving surface and that is capable of generating an effective frictional force with the moving surface. Further, a layer of anti-slip pad is arranged at the bottom of the fixing piece 22 for increasing the friction between the fixing piece 22 and the moving surface.

Compared with the prior art, the outdoor mobile power supply provided by the utility model adopts a direct-blowing type heat dissipation design, has no shielding and no bypass, and has the advantages of simple structure and good heat dissipation effect; the high-heat part is efficiently radiated by matching with the refrigerating sheet, so that the product failure caused by overhigh local heat can be effectively prevented.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the utility model, and the utility model is intended to encompass such modifications and improvements.

Claims (8)

1. An outdoor portable power source with directly blow formula heat radiation structure, characterized by comprising: the device comprises a shell, a driving assembly and a heat dissipation assembly; the heat dissipation component is fixedly arranged in the shell; the heat dissipation assembly comprises a supporting plate, a baffle, a radiator and a fan; the supporting plate is fixedly arranged in the shell; the middle part of the baffle is concave, the two end parts of the baffle are fixedly connected with the supporting plate to form an air channel with the supporting plate, and the driving assembly is arranged in the air channel; the radiator is fixedly arranged on the driving assembly, and is provided with a plurality of parallel radiating fins which are parallel to the air flow direction in the air duct; the fan is fixedly arranged at the position of an air inlet and/or an air outlet of the air duct; the shell is provided with ventilation holes at positions corresponding to the air inlet and the air outlet of the air channel.

2. The outdoor mobile power supply with a direct-blowing heat dissipation structure according to claim 1, wherein: the heat dissipation assembly further comprises a refrigerating sheet; the refrigerating sheet is fixedly arranged between the driving assembly and the radiator.

3. The outdoor mobile power supply with a direct-blowing heat dissipation structure according to claim 2, wherein: the heat dissipation assembly further comprises a fan bracket; the fan bracket is vertically clamped in the air duct; the fan is fixedly arranged on the fan bracket.

4. The outdoor mobile power supply with a direct-blowing heat dissipation structure according to claim 1, wherein: the shell comprises a middle frame, a top cover and a bottom cover; the top cover is fixedly arranged at the top of the middle frame; the bottom cover is fixedly arranged at the bottom of the middle frame; the supporting plate is arranged parallel to the top cover and separates the shell into a driving cavity and a battery cavity; the heat dissipation assembly is fixedly arranged in the driving cavity.

5. The outdoor mobile power supply with a direct-blowing heat dissipation structure according to claim 4, wherein: the outdoor mobile power supply further comprises a battery assembly; the battery assembly comprises a battery pack and a battery protection seat, and the battery pack is embedded in the battery protection seat; the battery protection seat is fixed in the battery cavity.

6. The outdoor mobile power supply with a direct-blowing heat dissipation structure according to claim 5, wherein: the outdoor mobile power supply further comprises a mobile assembly; the moving assembly penetrates through the shell and is relatively fixed with the shell.

7. The outdoor mobile power supply with a direct-blowing heat dissipation structure according to claim 6, wherein: the moving assembly comprises a telescopic pull rod; the telescopic pull rod comprises a pull rod handle, two vertical rods, a cross rod and rollers arranged at two ends of the cross rod; the two end parts of the pull rod handle are vertically connected to one ends of the two vertical rods; the cross rod vertically penetrates through the other end of the vertical rod and penetrates through the bottom cover; the idler wheels are fixedly connected to the two ends of the cross rod outside the shell.

8. The outdoor mobile power supply with a direct-blowing heat dissipation structure according to claim 7, wherein: the moving assembly further comprises a fixing piece; the fixing piece is fixed at the bottom of the bottom cover and used for supporting the outdoor mobile power supply.