CN218483118U - Portable energy storage power supply - Google Patents

Abstract

The utility model relates to a portable energy storage power supply, which comprises a core component, a fixed frame arranged at the periphery of the core component, a first heating electronic device arranged at the top of the fixed frame, at least one second heating electronic device arranged at the periphery of the fixed frame and a heat dissipation device arranged at the periphery of the fixed frame; the heat dissipation device comprises an air guide cover and a fan device, wherein the air guide cover is respectively covered on the first heating electronic device and the at least one second heating electronic device; not only reduced the inner space volume of whole portable energy storage power, promoted the radiating efficiency moreover.

Description

Portable energy storage power supply

Technical Field

The utility model relates to an energy storage power field especially relates to a portable energy storage power.

Background

In the related art, a portable energy storage power supply includes a housing, an associated core assembly accommodated in the housing, a plurality of heat generating electronic devices, and a plurality of fans; wherein the plurality of heating electronic devices are arranged above the electric core component in a stacking mode; the plurality of heating electronic devices are longitudinally arranged at intervals and are electrically connected in a connecting line mode; because a plurality of high-power circuits are arranged on the heating electronic device, tools such as high-power high-current wire harness connectors (30A-100A and the like) adaptive to connecting lines, communication wire combs and the like need to be adopted, the installation mode is complex, and the occupied space is relatively large.

In addition, the plurality of fans are respectively arranged on two sides of the plurality of heating electronic devices, and generally, one fan is respectively arranged on two opposite side edges of the whole plurality of heating electronic devices to dissipate heat of the heating electronic devices.

SUMMERY OF THE UTILITY MODEL

To above-mentioned part or whole defect among the prior art, the utility model provides a portable energy storage power.

The utility model provides a technical scheme that its technical problem adopted is: a portable energy-storage power supply is constructed, the device comprises an electric core assembly, a fixed frame arranged on the periphery of the electric core assembly, a first heating electronic device arranged at the top of the fixed frame, at least one second heating electronic device arranged on the periphery of the fixed frame and a heat dissipation device arranged on the periphery of the fixed frame;

the heat dissipation device comprises an air guide cover and a fan device, wherein the air guide cover is respectively covered on the first heat generation electronic device and the at least one second heat generation electronic device, and the fan device is matched with the air guide cover.

Preferably, the wind scooper includes a first cover portion located at the top of the fixed frame and covering the first heat generating electronic device, and at least one second cover portion located on the periphery of the fixed frame and covering the at least one second heat generating electronic device correspondingly;

the at least one second cover portion is communicated with the first cover portion.

Preferably, the at least one second cover portion comprises two second cover portions;

one end of each of the two second cover parts, which is close to the first cover part, is connected with two ends of the first cover part.

Preferably, the wind scooper further comprises a first wind inlet arranged on at least one second cover portion and a first wind outlet arranged on the first cover portion.

Preferably, at least one of the second cover parts is provided with a plurality of flow guide parts which are arranged at intervals, and a plurality of heat dissipation holes which are respectively formed between two adjacent flow guide parts in a hollow manner;

the first air inlet comprises a plurality of heat dissipation holes.

Preferably, the first heat generating electronic device includes an inverter.

Preferably, the at least one second heat-generating electronic device includes two second heat-generating electronic devices, and the two second heat-generating electronic devices are respectively a battery management device and a solar controller.

Preferably, the electronic device further comprises at least one conductor connecting component for fixing and electrically connecting the first heat-generating electronic device and the corresponding second heat-generating electronic device.

Preferably, each conductor connecting assembly comprises a conductor quick-connecting piece and a penetrating part which is matched and connected with the conductor quick-connecting piece;

the penetrating part is arranged at the side edge of the second heating electronic device, and the conductor quick connector penetrates through the first heating electronic device and is connected with the penetrating part;

or, the penetrating part is arranged at the side edge of the heating electronic device, and the conductor quick connector penetrates through the second heating electronic device to be connected with the penetrating part.

Preferably, the at least one conductor connecting component can bear the circulation current value of at least not less than 30A and not more than 100A.

Implement the utility model discloses following beneficial effect has: the portable energy storage power supply greatly improves the air cooling efficiency by redesigning the placing position of the heating electronic device and additionally arranging the air guide cover, and simultaneously, the position of the fan device is more flexibly arranged;

in addition, a plurality of electronic device that generate heat independently adorn respectively in fixed frame's periphery, have not only reduced the inner space volume of whole portable energy storage power, with reasonable air current route design moreover, to a plurality of electronic device heat dissipations that generate heat, promote the radiating efficiency.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic diagram of the overall structure of the portable energy storage power supply of the present invention;

FIG. 2 is an exploded view of FIG. 1 in an exploded condition;

FIG. 3 is an exploded view of FIG. 2 with the housing removed;

fig. 4 is a schematic structural view of a fixing frame and a heat dissipation device in the portable energy storage power supply of the present invention;

FIG. 5 is a schematic view of the structure of FIG. 4 set at a bottom view angle;

FIG. 6 is a schematic cross-sectional view taken longitudinally down in FIG. 4;

FIG. 7 is a schematic view of FIG. 4 with the wind scooper omitted;

FIG. 8 is a schematic structural view of an air guiding cover in the portable energy storage power supply of the present invention;

fig. 9 is a schematic structural diagram of a conductor connection assembly in the portable energy storage power supply of the present invention;

fig. 10 is a schematic structural diagram of a fan device in the portable energy storage power supply of the present invention.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", "longitudinal", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention, but do not indicate that the device or element referred to must have a specific direction, and thus, should not be construed as limiting the present invention.

It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are merely for convenience in describing the present technical solution and are not to be construed as indicating or implying any relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Fig. 1-10 illustrate a portable energy storage power supply 100 according to some embodiments of the present invention, where the portable energy storage power supply 100 can provide an input power for a powered device, which in this embodiment can be substantially square and cylindrical. It is understood that in other embodiments, the portable energy storage power source 100 may have other shapes such as an elliptical cylinder, a flat cylinder, or a cylinder.

As shown in fig. 1-8, the portable energy storage power supply 100 includes a housing 1, an electric core assembly 2 accommodated in the housing 1, a fixing frame 3, a heat dissipation device 4, and at least two heat generating electronic devices. Wherein, the electric core component 2 is approximately square as a whole; the fixed frame 3 is erected at the periphery of the electric core assembly 2 and used for fixing the electric core assembly 2 in the shell 1 and protecting the electric core assembly 2; a plurality of heat generating electronic devices are arranged on a plurality of peripheral walls of the fixed frame 3, respectively; the heat dissipation device 4 is disposed on the top of the fixing frame 3, and the heat dissipation device 4 includes an air guiding cover 41 and a fan device 42, the air guiding cover 41 accommodates all the heat generating electronic devices therein, and the fan device 42 drives air to flow, so as to draw cold air into the air guiding cover 41, thereby dissipating heat of the heat generating electronic devices.

In some embodiments, the electric core assembly 2 may also be in other shapes, such as a cylindrical shape, which is not limited in this respect.

In some embodiments, as shown in fig. 2, the top of the portable energy storage power source 100 is provided with at least one handle portion 6 for the convenience of the user. In this embodiment, a handle portion 6 is respectively disposed at two ends of the top of the portable energy storage power source 100 along the length direction L.

In some embodiments, the fixing frame 3 is a hollow frame structure, and the bottom of the fixing frame 3 is an open structure; the fixing frame 3 can accommodate the whole cell assembly 2 therein from the top of the cell assembly 2. In some embodiments, the fixing frame 3 includes a first top wall 31 and a plurality of first side walls 32 extending outward along edges of the first top wall 31. In the present embodiment, as shown in fig. 4, the fixing frame 3 has a square shape, and includes a first top wall 31 and four first side walls 32 vertically extending downward along the edges of the first top wall 31; the bottom of the fixed frame 3 is open-ended and is not provided with a bottom wall. Optionally, the fixing frame 3 may also be a hollow structure or a sealing structure, which is not described in detail herein.

As shown in fig. 4, 6 and 7, the at least two heat-generating electronic devices include a first heat-generating electronic device 7 located at the top of the fixed frame 3 and at least one second heat-generating electronic device 8 located at the peripheral side of the fixed frame 3. In some embodiments, the first heat-generating electronic device 7 includes a first circuit board, in which a board surface opposite to the fixing frame 3 abuts and is fixed on the first top wall 31 of the fixing frame 3, and a first component mounted on the first circuit board. The second heat generating electronic device 8 includes a second circuit board and a second component mounted on the second circuit board; the second circuit board is fixed to the first side wall 32 of the fixing frame 3 while being abutted against the plate surface facing the fixing frame 3. Preferably, the second heat-generating electronic devices 8 are arranged two by two on the two first side walls 32 opposite to the fixed frame 3. In some embodiments, the first circuit board and each second circuit board are perpendicular to each other, and a side edge of each second circuit board opposite to the first heat-generating electronic device 7 abuts against a corresponding side edge of the first circuit board.

In some embodiments, the heat generating electronics include an inverter, a solar controller (MPPT controller), and a battery management device (BMS device). In the present embodiment, the inverter, as the first heat-generating electronic device 7, is fixed to the first ceiling wall 31 of the fixed frame 3; the solar controller and the battery management device are respectively provided as the second heat generating electronic devices 8 on the two first side walls 32 opposite to the fixed frame 3.

It can be understood that, by arranging the plurality of heat-generating electronic devices respectively and independently on the peripheral wall of the fixed frame 3 to replace the arrangement manner in the related art in which the plurality of related circuit boards are stacked above the related battery cells, the overall size of the portable energy storage power supply 100 can be reduced better.

In some embodiments, the electrical connection mode between the respective heat-generating electronic devices is fixed and electrically connected through at least one conductor connection assembly 5, so as to replace the conventional installation mode requiring wire plugs, wires and the like, and reduce the use of various high-current wire harness connectors and communication wire combs in the portable energy storage power supply in the related art, thereby reducing the installation steps and further reducing the volume space; in addition, the conductor connecting assembly 5 can fix the two corresponding heating electronic devices and ensure the stability of large current. It should be noted that, the electrical connection relationship between the heat-generating electronic devices may refer to the prior art, and is not described herein.

In some embodiments, as shown in fig. 9, each conductor connection assembly 5 includes a conductor quick-connect member 51 and a through-penetration portion 52 in mating connection with the conductor quick-connect member 51. In some embodiments, in the second heat-generating electronic device 8, a side edge of the second circuit board opposite to the first heat-generating electronic device 7 abuts against the first circuit board, and at least one penetrating portion 52 is disposed at a side edge of the second circuit board opposite to the first heat-generating electronic device 7, and the corresponding conductor snap-in connector 51 can be inserted into the corresponding penetrating portion 52 through the first circuit board, so as to fix and electrically connect the first circuit board and the corresponding second circuit board. Of course, the conductor quick connector 51 may be inserted into the through hole 52 provided in the first circuit board after passing through the second circuit board, which is not particularly limited. Because the heating electronic device is provided with a plurality of high-power circuits, the bearable circulating current value of the conductor connecting component 5 is at least not less than 30A and not more than 100A. Alternatively, conductor quick connect 51 may comprise a conductor screw.

In some embodiments, the conductor quick connector 51 and the through hole 52 may be electrically connected to the lines of the first circuit board and the second circuit board, respectively, so as to electrically connect the first circuit board and the second circuit board.

As shown in fig. 4 to 8 and 10, the heat sink 4 includes an air guiding cover 41 and a fan device 42 communicated therewith. An airflow channel 43 is arranged in the wind scooper 41, and all the heating electronic devices are accommodated in the airflow channel 43 while the wind scooper 41 covers all the heating electronic devices; the fan unit 42 is in communication with the airflow path 43 for drawing cool air into the airflow path 43 to remove heat generated by the heat generating electronic devices.

In some embodiments, the wind scooper 41 includes at least two cover portions, each cover portion being disposed around the periphery of the corresponding heat-generating electronic device. Optionally, the number of cover portions corresponds to the number of heat generating electronic devices. The cover portions are communicated with each other, the inner wall surfaces of the cover portions define an airflow channel 43, the airflow channel 43 is provided with a first air inlet 431 and a first air outlet 432, and the first air outlet 432 is communicated with the fan device 42. When the fan device 42 is in operation, cool air is drawn into the airflow channel 43 from the first air inlet 431 and flows through each heat-generating electronic device, so as to dissipate heat from each heat-generating electronic device; then, the airflow flows through the fan device 42 from the first outlet 432, and flows out from the second outlet 422 of the fan device 42, thereby completing the whole heat dissipation process.

In some embodiments, the wind scooper 41 includes a first cover portion 411 for covering the first heat generating electronic device 7, and at least a second cover portion 412 for covering the second heat generating electronic device 8. The first cover 411 is located on the top of the fixed frame 3, and includes a second top wall 4111 covering the first heat-generating electronic device 7, and second side walls 4112 extending to the fixed frame 3 along two opposite side edges of the second top wall 4111; a first through hole is formed in the second top wall 4111, and the first through hole serves as a first air outlet 432 of the airflow channel 43; preferably, a first through hole is formed in a central position of the second top wall 4111. The second cover part 412 is positioned on the periphery of the fixed frame 3, one end of the second cover part 412 close to the first cover part 411 is connected with the first cover part 411, and the other end of the second cover part far away from the first cover part 411 can be used for being fixedly connected in the shell 1 so as to span the whole wind guide cover 41 on the periphery of the fixed frame 3; meanwhile, the wall surface of the second cover part 412 opposite to the second heat generating electronic device 8 is provided with a plurality of heat dissipating holes 4123, and the heat dissipating holes 4123 can be used as the first air inlet 431 of the air flow channel 43; the second cover portion 412 includes a third top wall 4121 for covering the second heat-generating electronic device 8, and third side walls 4122 extending toward the fixed frame 3 along opposite side edges of the third top wall 4121, respectively.

In the present embodiment, as shown in fig. 4, 5 and 8, two second cover portions 412 are provided in number, respectively connected to both ends of the first cover portion 411; the two second cover portions 412 are perpendicular to the first cover portion 411, so that the whole wind scooper 41 is in an inverted U shape. In some embodiments, the wind scooper 41 is a U-shaped structure extending from above the fixing frame 3 to two ends of the length direction L thereof and bent downward; in other embodiments, the wind scooper 41 may also be a U-shaped structure that extends from above the fixed frame 3 to both sides of the length direction L and is bent downward.

As shown in fig. 8, the wind scooper 41 further includes a plurality of heat dissipation holes 4123 disposed on the second cover portion 412, the heat dissipation holes 4123 are disposed opposite to the corresponding second heat generating electronic devices 8, and the cool air can enter the airflow channel 43 through the heat dissipation holes 4123. In some embodiments, a plurality of flow guiding portions 4124 are disposed on the third top wall 4121 of each second cover portion 412, and the flow guiding portions 4124 are longitudinally spaced apart from each other, or are spaced apart from each other along the extending direction of the second cover portion 412; the third top wall 4121 has a hollow structure between two adjacent flow guiding portions 4124 to form a plurality of heat dissipating holes 4123. In some embodiments, each of the flow guide portions 4124 has a horizontally straight plate-like structure, and is disposed obliquely downward with respect to the fixing frame 3 in a direction from the second heat-generating electronic device 8 to the second hood portion 412.

In some embodiments, as shown in fig. 10, the fan device 42 may include a centrifugal fan mounted on the top of the wind scooper 41 and communicating with the airflow passage 43. The centrifugal fan has a second inlet 421 and a second outlet 422, and the second inlet 421 is communicated with the first outlet 432. When the fan of the centrifugal fan works, the airflow flows into the second air inlet 421 from the first air outlet 432, and flows out from the second air outlet 422, so as to complete the whole heat dissipation process. It should be noted that, the specific structure of the centrifugal fan may refer to the prior art, and is not described herein.

In other embodiments, the fan assembly 42 may also be an exhaust fan, suction fan, or the like.

In some embodiments, as shown in fig. 3, a hollow piece 423 for blocking the sundries is further disposed at the second air outlet 422 of the fan device 42, so as to prevent the sundries from entering the airflow channel 43 from the second air outlet 422, and affecting the heat dissipation effect.

To sum up, the utility model redesigns the placing position of the circuit board in the portable energy storage power supply 100 and adds the wind scooper 41 and the airflow channel 43 thereof; the wind scooper 41 is covered on the periphery of the fixed frame 3, the top of the wind scooper is communicated with the fan device 42, and cold air is sucked from the bottom of the wind scooper 41 and/or the heat radiation holes 4123 thereof; can promote air-cooled efficiency greatly, let fan unit 42's position setting more nimble simultaneously, can select fan unit 42 of bigger size, when promoting efficiency, can also the noise reduction. It can be understood that the air volume of the relatively large-sized fan unit 42 at the low rotation speed is the same as the air volume of the relatively small-sized fan unit 42 at the high rotation speed, but the relatively large-sized fan unit 42 is relatively less noisy due to the low rotation speed state.

A plurality of electronic device that generate heat adorn respectively independently in fixed frame 3's periphery, have not only reduced whole portable energy storage power 100's inner space volume, with reasonable air current path design moreover, to a plurality of electronic device heat dissipations that generate heat, promote the radiating efficiency.

Still what be, a plurality of electronic device that generate heat arrange respectively at a plurality of outer peripheral faces of fixed frame 3, and through conductor coupling assembling 5 fixed and electricity connection between a plurality of circuit boards, not only solved the mode of putting that relevant circuit board stacks layer upon layer, occupy great space and the problem of forced air cooling inefficiency, still avoided the conventionality to need to insert the line ware and walk installation such as line, the use of various heavy current pencil connectors, communication line comb in the portable energy storage power supply 100 among the correlation technique has been reduced, thereby reduce the installation step, reduce the volume space, can also guarantee the stability of heavy current.

It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (10)

1. A portable energy storage power supply is characterized by comprising a cell assembly (2), a fixed frame (3) arranged at the periphery of the cell assembly (2), a first heating electronic device (7) arranged at the top of the fixed frame (3), at least one second heating electronic device (8) arranged at the periphery of the fixed frame (3), and a heat dissipation device (4) arranged at the periphery of the fixed frame (3);

the heat dissipation device (4) comprises an air guide cover (41) and a fan device (42), wherein the air guide cover (41) is respectively covered on the first heat generation electronic device (7) and the at least one second heat generation electronic device (8), and the fan device (42) is matched with the air guide cover (41).

2. The portable energy storage power supply of claim 1,

the wind scooper (41) comprises a first cover part (411) which is positioned at the top of the fixed frame (3) and covers the first heat generating electronic device (7), and at least one second cover part (412) which is arranged on the peripheral side of the fixed frame (3) and correspondingly covers the at least one second heat generating electronic device (8);

the at least one second cover portion (412) is in communication with the first cover portion (411).

3. The portable energy storage power supply of claim 2, wherein the at least one second hood (412) comprises two second hoods (412);

one end of each of the two second cover parts (412) close to the first cover part (411) is respectively connected with two ends of the first cover part (411).

4. The portable energy storage power supply of claim 3, wherein the wind scooper (41) further comprises a first wind inlet (431) disposed on at least one of the second cover portions (412) and a first wind outlet (432) disposed on the first cover portion (411).

5. The portable energy storage power supply of claim 4, wherein at least one of the second cover portions (412) is provided with a plurality of flow guiding portions (4124) arranged at intervals, and a plurality of heat dissipation holes (4123) formed between two adjacent flow guiding portions (4124) in a hollow manner;

the first vent hole (431) comprises a plurality of heat dissipation holes (4123).

6. The portable energy storage power supply according to claim 1, wherein the first heat generating electronic device (7) comprises an inverter.

7. The portable energy storage power supply according to claim 1, wherein the at least one second heat generating electronic device (8) comprises two second heat generating electronic devices (8), and the two second heat generating electronic devices (8) are a battery management device and a solar controller, respectively.

8. The portable energy storage power supply according to claim 1, further comprising at least one conductor connection assembly (5) for fixing and electrically connecting the first heat generating electronic device (7) and the corresponding second heat generating electronic device (8) to each other.

9. The portable energy storage power supply according to claim 8, wherein each conductor connecting assembly (5) comprises a conductor quick connector (51) and a penetrating part (52) which is matched and connected with the conductor quick connector (51);

the penetrating part (52) is arranged at the side edge of the second heat-generating electronic device (8), and the conductor quick-connecting piece (51) penetrates through the first heat-generating electronic device (7) and is connected with the penetrating part (52);

or the penetrating part (52) is arranged at the side edge of the heating electronic device, and the conductor quick connector (51) penetrates through the second heating electronic device (8) to be connected with the penetrating part (52).

10. The portable energy storage power supply according to claim 8, wherein the at least one conductor connecting assembly (5) has a sustainable circulating current value of at least not less than 30A and not more than 100A.

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