CN219226382U

CN219226382U - Outdoor power supply

Info

Publication number: CN219226382U
Application number: CN202223053075.5U
Authority: CN
Inventors: 黄建军
Original assignee: Shenzhen Daran New Energy Technology Co ltd
Current assignee: Shenzhen Daran New Energy Technology Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-06-20
Anticipated expiration: 2032-11-16
Also published as: WO2024103680A1

Abstract

The utility model relates to the field of energy storage devices and discloses an outdoor power supply, which comprises a shell, a control circuit board for controlling charge and discharge of a battery pack and a support frame arranged in the shell for bearing the battery pack, wherein the shell is provided with a plurality of power supply modules; an airflow channel is formed between the top of the supporting frame and the top of the shell, the shell comprises a first air window and a second air window which are oppositely arranged, and the first air window and the second air window are respectively provided with an airflow through hole communicated with the airflow channel; the top of the supporting frame is provided with a jacking part, and the control circuit board is arranged on the jacking part so that the control circuit board is arranged in the air flow channel in a frame mode. According to the outdoor power supply, the heat dissipation effect of the control circuit board inside the shell is improved to a certain extent.

Description

Outdoor power supply

Technical Field

The utility model relates to the field of energy storage devices, in particular to an outdoor power supply.

Background

The existing outdoor power supply comprises a shell, a battery pack arranged in the shell and a control circuit board for controlling the charge and discharge of the battery pack, wherein one side of the shell is provided with air holes, and the air holes play a role in heat dissipation so as to radiate heat inside the shell.

In the prior art, the control circuit board is generally arranged on the side wall surface of the shell, and the control circuit board is attached to the side wall surface, so that heat is easy to be accumulated continuously between the control circuit board and the side wall surface of the shell, the temperature of the control circuit board is too high, and good heat dissipation effect on the control circuit board is difficult to achieve.

In view of this, it is necessary to design an outdoor power supply that can effectively improve the heat dissipation effect to the control circuit board.

Disclosure of Invention

The utility model aims to provide an outdoor power supply which can effectively improve the heat dissipation effect on a control circuit board.

To achieve the purpose, the utility model adopts the following technical scheme:

an outdoor power supply comprises a shell, a control circuit board for controlling charge and discharge of a battery pack and a support frame arranged in the shell to bear the battery pack;

an airflow channel is formed between the top of the supporting frame and the top of the shell, the shell comprises a first air window and a second air window which are oppositely arranged, and the first air window and the second air window are respectively provided with an airflow through hole communicated with the airflow channel;

the top of the supporting frame is provided with a jacking part, and the control circuit board is arranged on the jacking part so that the control circuit board is arranged in the air flow channel in a frame mode.

Optionally, the control circuit board is parallel to the top surface of the support frame.

Optionally, the shell further comprises a U-shaped bottom shell and a U-shaped top shell mounted on the U-shaped bottom shell;

the U-shaped bottom shell, the U-shaped top shell, the first air window and the second air window are combined to form the shell;

the support frame is fixedly connected with the U-shaped bottom shell.

Optionally, a plurality of first fastening parts are arranged on the first wind window, and fastening holes corresponding to the first fastening parts are arranged on the U-shaped bottom shell; the first wind window is also provided with a plurality of second buckling parts, and the U-shaped top shell is provided with buckling grooves corresponding to the second buckling parts;

the first buckling part is in buckling connection with the buckling hole, and the second buckling part is in buckling connection with the buckling groove.

Optionally, the first louver and the second louver are symmetrically disposed about the U-shaped bottom shell.

Optionally, a diversion fan is installed in the airflow channel, and the diversion fan is fixedly connected with the control circuit board.

Optionally, the battery pack and the elastic pressing block are also included;

the support frame comprises a bottom plate, a top plate and at least one side plate, two ends of the side plate are respectively connected with the bottom plate and the bottom plate, the battery pack is arranged on the bottom plate, the elastic pressing block is elastically and compressively arranged between the battery pack and the top plate, and two opposite side surfaces of the elastic pressing block respectively abut against the battery pack and the top plate;

the control circuit board is electrically connected with the battery pack.

Optionally, a battery management circuit board is arranged on the inner side surface of the U-shaped top shell, which is close to the control circuit board.

Optionally, the battery management circuit board is arranged on the jacking part.

Optionally, the U-shaped bottom shell and the U-shaped top shell are snap-fit.

Compared with the prior art, the utility model has the following beneficial effects:

in this embodiment, form the air current passageway between casing top is established to braced frame and bottom, and the air current passageway is through air current through-hole and external intercommunication, and braced frame's top is provided with jack-up portion, and control circuit board installs on jack-up portion so that in the control circuit board erects and the air current passageway, the relative both sides face of control circuit board all exposes in the air current passageway this moment, can take away the heat of control circuit board both sides well when the air current flows along the air current passageway to effectively promoted the radiating effect of control circuit board.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are therefore not intended to limit the scope of the utility model, since any modification, variation in proportions, or adjustment of the size, which would otherwise be used by those skilled in the art, would not have the essential significance of the present disclosure, would still fall within the scope of the present disclosure without affecting the efficacy or achievement of the present disclosure.

Fig. 1 is an exploded view of an outdoor power supply according to an embodiment of the present utility model;

FIG. 2 is a schematic front view of FIG. 1;

FIG. 3 is a schematic side view of FIG. 1;

FIG. 4 is an enlarged schematic view of the position A in FIG. 1;

fig. 5 is an enlarged schematic view of the position B in fig. 1.

Illustration of: 1. a housing; 11. a first louver; 111. a first fastening part; 112. a second fastening part; 12. a second louver; 13. a U-shaped bottom shell; 131. a snap hole; 14. a U-shaped top shell; 141. a buckle groove; 2. a control circuit board; 3. a support frame; 31. a jack-up portion; 4. a diversion fan; 5. a battery pack; 6. an elastic pressing block; 7. a battery management circuit board; 1301. a buckle jack; 1401. the buckle inserting part.

Detailed Description

In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions in the embodiments of the present utility model are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. 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 understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. It is noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

The embodiment of the utility model provides an outdoor power supply, which is beneficial to improving the heat dissipation effect of a control circuit board 2 in a shell 1.

Referring to fig. 1 to 5, an outdoor power supply includes a housing 1, a control circuit board 2 for controlling charge and discharge of a battery pack 5, and a support frame 3 installed in the housing 1 to carry the battery pack 5. Wherein the necessary electronic components are arranged on the side of the control circuit board 2.

An airflow channel is formed between the top of the support frame 3 and the top of the shell 1, the shell 1 comprises a first air window 11 and a second air window 12 which are oppositely arranged, and the first air window 11 and the second air window 12 are respectively provided with an airflow through hole communicated with the airflow channel. The top of the support frame 3 is provided with a jack-up portion 31, and the control circuit board 2 is mounted on the jack-up portion 31 so that the control circuit board 2 is erected in the air flow passage. When the air flows, the control circuit board 2 erected in the air flow channel flows through the two opposite side board surfaces of the control circuit board 2, so that heat of electronic elements on the control circuit board 2 is effectively taken away, the control circuit board 2 is maintained in a proper temperature range, and hot spots are not easily caused by heat accumulation on the control circuit board 2.

Optionally, the control circuit board 2 is parallel to the top surface of the supporting frame 3, so that the flowing direction of the air flow is parallel to the board surface of the control circuit board 2, and the heat dissipation effect of the board surfaces on two sides of the control circuit board 2 is good.

Optionally, the housing 1 further comprises a U-shaped bottom shell 13 and a U-shaped top shell 14 mounted on the U-shaped bottom shell 13; the U-shaped bottom shell 13, the U-shaped top shell 14, the first wind window 11 and the second wind window 12 are combined to form a shell 1; the support frame 3 is fixedly connected with the U-shaped bottom shell 13. The first air window 11 and the second air window 12 are arranged oppositely, so that the air flow in the air flow channel can flow more smoothly, and the heat dissipation effect can be improved.

Optionally, a plurality of first fastening portions 111 are provided on the first louver 11, and a fastening hole 131 is provided on the u-shaped bottom shell 13 corresponding to the first fastening portions 111; the first wind window 11 is also provided with a plurality of second fastening parts 112, and the U-shaped top shell 14 is provided with fastening grooves 141 corresponding to the second fastening parts 112; the first fastening portion 111 is fastened to the fastening hole 131, and the second fastening portion 112 is fastened to the fastening groove 141. It should be noted that, in the actual installation process, the first fastening portion 111 and the fastening hole 131 are fastened first, so that the first wind window 11 and the U-shaped bottom shell 13 are relatively fixed, and then the connection stability of the first wind window 11 and the U-shaped bottom shell 13 is further enhanced by the screws. That is, the first fastening portion 111 and the fastening hole 131 cooperate with each other to position the first louver 11 and the U-shaped bottom case 13, thereby simplifying subsequent tightening operations. It should be further added that, since the first wind window 11 is fixed on the U-shaped bottom shell 13, the U-shaped bottom shell 13 is provided with the fastening slot 141, and the second fastening portion 112 can be inserted into the fastening slot 141 to achieve the fastening connection.

Alternatively, the first louver 11 and the second louver 12 are symmetrically disposed about the U-shaped bottom case 13, and the shape of the second louver 12 is the same as the shape of the first louver 11.

Optionally, a diversion fan 4 is installed in the airflow channel, and the diversion fan 4 is fixedly connected with the control circuit board 2. The flow guiding fan 4 is used for improving the flow speed of the airflow, so that the heat dissipation effect on the control circuit board 2 is improved.

Optionally, the outdoor power supply further comprises a battery pack 5 and an elastic pressing block 6; the support frame 3 comprises a bottom plate, a top plate and at least one side plate, wherein two ends of the side plate are respectively connected with the bottom plate and the bottom plate, the battery pack 5 is arranged on the bottom plate, the elastic pressing block 6 is elastically and compressively arranged between the battery pack 5 and the top plate, and two opposite side surfaces of the elastic pressing block 6 respectively abut against the battery pack 5 and the top plate; the control circuit board 2 is electrically connected with the battery pack 5. It should be noted that, the existence of the elastic pressing block 6 can effectively prevent the battery 5 from being excessively displaced due to external vibration, and can effectively buffer external impact at the same time, so as to avoid the battery 5 from excessively deforming.

Optionally, a battery management circuit board 7 is provided on the inner side of the U-shaped top case 14 adjacent to the control circuit board 2. As shown in fig. 3, the plate surface of the battery management circuit board 7 is exposed to the air flow passage, so that cooling of the components on the battery management circuit board 7 can be effectively achieved.

In another specific embodiment, the outdoor power supply further includes a battery management circuit board 7 disposed on the jack-up portion, and at this time, two opposite side surfaces of the battery management circuit board 7 are exposed in the air flow channel, so that cooling of the battery management circuit board 7 can be effectively promoted.

Optionally, the U-shaped bottom shell 13 and the U-shaped top shell 14 are snap-fit. As shown in fig. 2 and 5, a snap hole 1301 is provided on the U-shaped bottom chassis 13, and a snap plug 1401 on the U-shaped top chassis 14 is inserted into the snap hole 1301, thereby achieving a snap connection between the U-shaped bottom chassis 13 and the U-shaped top chassis 14.

Optionally, a handle is arranged on the U-shaped top shell 14, and a buffer block is arranged at the bottom of the U-shaped bottom shell 13.

Optionally, an input interface and an output interface are provided on the U-shaped bottom shell 13, and the control circuit board 2 is electrically connected to the input interface and the output interface, respectively.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. An outdoor power supply, characterized by comprising a housing (1), a control circuit board (2) for controlling charge and discharge of a battery pack (5), and a support frame (3) installed in the housing (1) to carry the battery pack (5);

an airflow channel is formed between the top of the supporting frame (3) and the top of the shell (1), the shell (1) comprises a first air window (11) and a second air window (12) which are oppositely arranged, and the first air window (11) and the second air window (12) are respectively provided with an airflow through hole communicated with the airflow channel;

the top of the supporting frame (3) is provided with a jacking part (31), and the control circuit board (2) is installed on the jacking part (31) so that the control circuit board (2) is erected in the airflow channel.

2. An outdoor power supply according to claim 1, characterized in that the control circuit board (2) is parallel to the top surface of the support frame (3).

3. An outdoor power supply according to claim 1, characterized in that the housing (1) further comprises a U-shaped bottom shell (13) and a U-shaped top shell (14) mounted on the U-shaped bottom shell (13);

the U-shaped bottom shell (13), the U-shaped top shell (14), the first air window (11) and the second air window (12) are combined to form the shell (1);

the supporting frame (3) is fixedly connected with the U-shaped bottom shell (13).

4. An outdoor power supply according to claim 3, characterized in that a plurality of first fastening parts (111) are arranged on the first wind window (11), and fastening holes (131) corresponding to the first fastening parts (111) are arranged on the U-shaped bottom shell (13); a plurality of second buckling parts (112) are further arranged on the first wind window (11), and buckling grooves (141) are formed in the U-shaped top shell (14) corresponding to the second buckling parts (112);

the first buckling part (111) is in buckling connection with the buckling hole (131), and the second buckling part (112) is in buckling connection with the buckling groove (141).

5. An outdoor power supply according to claim 4, characterized in that the first and second louvers (11, 12) are symmetrically arranged about the U-shaped bottom shell (13).

6. An outdoor power supply according to claim 3, characterized in that a flow guiding fan (4) is installed in the air flow channel, and the flow guiding fan (4) is fixedly connected with the control circuit board (2).

7. An outdoor power supply according to claim 1, characterized by further comprising a battery pack (5) and an elastic press block (6);

the support frame (3) comprises a bottom plate, a top plate and at least one side plate, two ends of the side plate are respectively connected with the bottom plate and the bottom plate, the battery pack (5) is arranged on the bottom plate, the elastic pressing block (6) is elastically and compressively arranged between the battery pack (5) and the top plate, and two opposite side surfaces of the elastic pressing block (6) are respectively abutted against the battery pack (5) and the top plate;

the control circuit board (2) is electrically connected with the battery pack (5).

8. An outdoor power supply according to claim 3, characterized in that the U-shaped top casing (14) is provided with a battery management circuit board (7) on its inner side close to the control circuit board (2).

9. An outdoor power supply according to claim 3, further comprising a battery management circuit board (7) provided on the jack-up portion.

10. -outdoor power supply according to claim 3, characterized in that the U-shaped bottom shell (13) and the U-shaped top shell (14) are snap-connected.