Portable battery pack shell

Abstract

The portable battery pack shell comprises an upper shell assembly and a lower shell assembly, the upper shell assembly comprises an upper shell body, the lower shell assembly comprises a lower shell body, a battery pack, a circuit board, a charging port and a TYPE-C port, the top of the lower shell body is connected with the lower end of the upper shell body in a clamped mode, a containing groove is formed in the lower shell body, and the battery pack is arranged in the containing groove. A flame-retardant layer is arranged on the surface of the containing groove, the containing groove is matched with the battery pack in appearance, the battery pack is clamped in the containing groove, and the circuit board is arranged in the containing groove of the lower shell and electrically connected with the battery pack. According to the utility model, a plurality of charging choices are added, when a matched charger is not carried, the battery pack can be charged by using a conventional mobile phone charger very conveniently, meanwhile, fewer charging ports are arranged, the occupied space is reduced, the weight of the battery pack is reduced, the battery pack is convenient to carry, and meanwhile, the battery pack with larger accommodating capacity can be selected; and the service time of the battery pack is prolonged, so that the battery pack is more reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile battery packs, in particular to a portable battery pack housing. Background Art

[0002] Patent document CN211958835U discloses a multi-interface portable mobile power supply, wherein a cover is provided on the upper end of the housing, and a PCB circuit board, a battery holder and a battery pack are provided in the housing; a microUSB interface, a type-C interface, a lightning interface, a first USB output interface and a second USB output interface are provided on the PCB main control board; the PCB main control board is electrically connected to the battery pack, the microUSB interface, the type-C interface, the lightning interface, the first USB output interface and the second USB output interface. The utility model can charge different electronic products through multiple different types of charging interfaces, and at the same time, the digital display screen can display the current charging status and power information of the device.

[0003] However, the mobile power supply has multiple ports and increases electronic components, which correspondingly increases the weight of the mobile power supply, increases the occupied area, reduces the capacity of the battery pack, and has poor heat dissipation effect, which increases the risk of using the mobile power supply. Therefore, it is necessary to optimize the structure to overcome the above defects. Utility Model Content

[0004] The purpose of the utility model is to provide a portable battery pack housing to solve the problems raised in the above background technology.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A portable battery pack shell includes an upper shell component and a lower shell component, the upper shell component includes an upper shell, the lower shell component includes a lower shell, a battery pack, a circuit board, a charging port and a TYPE-C port, the top of the lower shell is snap-connected with the lower end of the upper shell, a receiving groove is provided in the lower shell, a flame retardant layer is provided on the surface of the receiving groove, the receiving groove is adapted to the shape of the battery pack, the battery pack is snap-connected in the receiving groove, the circuit board is provided in the receiving groove of the lower shell and is electrically connected to the battery pack.

[0007] The utility model is further configured that the flame retardant layer is made of flame retardant material.

[0008] The utility model is further configured that the charging port is arranged on the top of the lower shell body, and the charging port is electrically connected to the circuit board.

[0009] The utility model is further configured such that the TYPE-C port is disposed on a side surface of the lower shell, and the TYPE-C port is electrically connected to the circuit board.

[0010] The utility model is further configured that the battery pack is composed of rechargeable batteries, and the battery pack is electrically connected to the circuit board.

[0011] The utility model is further configured that a heat dissipation part is provided at the bottom of the lower shell body, and a groove is provided in the heat dissipation part. There are a plurality of grooves, and the grooves are symmetrically arranged at the bottom of the lower shell body, and the grooves are arranged at intervals, and the heat dissipation part dissipates heat to the lower shell body.

[0012] The utility model is further configured that the heat dissipation part is made of heat-conducting material.

[0013] The advantages of the utility model are:

[0014] 1. The utility model increases multiple charging options by setting a TYPE-C port and a charging port. The battery pack can be charged with the charger configured at the factory and the charging port. The charging port has a high adaptability, so the charging is relatively fast. When the matching charger is not carried, the battery pack can be charged with a conventional mobile phone charger, which is very convenient. When the mobile phone and other electronic components need to be charged, only the corresponding TYPE-C plug line is needed for charging.

[0015] 2. The utility model is provided with fewer charging ports, which reduces the space occupied, reduces the weight of the battery pack, and is convenient to carry. At the same time, a battery pack with a larger capacity can be selected to increase the use time of the battery pack, making the battery pack more reliable.

[0016] 3. The utility model adopts the heat dissipation part to dissipate heat by abandoning the heat dissipation holes, thereby reducing the risk of moisture entering the battery pack and increasing the heat dissipation efficiency of the battery pack, thereby avoiding the battery pack from being in an overheated state and increasing the service life of the battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view of the portable battery pack housing proposed by the utility model.

[0018] Figure 2 It is a right side view of the portable battery pack housing proposed by the utility model.

[0019] Figure 3 It is a top view of the portable battery pack housing proposed by the utility model.

[0020] Figure 4 It is a three-dimensional diagram of the portable battery pack housing proposed by the utility model.

[0021] Figure 5 It is a schematic diagram of the internal structure of the portable battery pack housing proposed by the utility model.

[0022] Figure 6 It is a bottom view of the portable battery pack housing proposed by the utility model.

[0023] Numeral symbols: upper housing 110, lower housing 210, heat dissipation unit 211, battery pack 310, circuit board 410, charging port 510, TYPE-C port 610 DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model clearer, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. The components of the embodiment of the utility model generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiment of the utility model provided in the drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents the selected embodiment of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0025] like Figure 1-6 As shown, the utility model proposes a portable battery pack shell, including an upper shell component and a lower shell component, the upper shell component includes an upper shell 110, the lower shell component includes a lower shell 210, a battery pack 310, a circuit board 410, a charging port 510 and a TYPE-C port 610, the top of the lower shell is snap-connected with the lower end of the upper shell, a receiving groove is provided in the lower shell, a flame retardant layer is provided on the surface of the receiving groove, the receiving groove is adapted to the shape of the battery pack, the battery pack is snap-connected in the receiving groove, the circuit board is provided in the receiving groove of the lower shell, and is electrically connected to the battery pack.

[0026] In this embodiment, the flame retardant layer is made of aluminum silicate material, which is not easy to change at high temperatures and can maintain the stability of its structure and chemical properties. Its melting point is about 1540°C, which can effectively prevent the battery from self-igniting and quickly damaging the shell, giving customers time to respond and protecting their personal safety.

[0027] In this embodiment, the charging port 510 is disposed on the top of the lower housing, and the charging port 510 is electrically connected to the circuit board 410 .

[0028] In this embodiment, the TYPE-C port 610 is disposed on a side surface of the lower housing, and the TYPE-C port 610 is electrically connected to the circuit board 410 , and the TYPE-C port 610 can realize charging and discharging.

[0029] In this embodiment, the battery pack 310 is composed of rechargeable batteries, and the battery pack 310 is electrically connected to the circuit board 410 .

[0030] In this embodiment, a heat dissipation portion 211 is provided at the bottom of the lower shell body, and a groove is provided in the heat dissipation portion. The groove is provided with a plurality of grooves, and the grooves are symmetrically arranged at the bottom of the lower shell body. The grooves are arranged at intervals, and the heat dissipation portion dissipates heat for the lower shell body. The heat dissipation portion is not provided with heat dissipation holes, which effectively prevents moisture from entering the shell body, thereby increasing the service life of the battery pack. At the same time, the heat dissipation portion is provided with grooves, which increases the contact area between the shell body and the air, thereby increasing the heat exchange area, accelerating the heat dissipation efficiency of the shell body, and preventing the battery pack from being in an overheated state for a long time.

[0031] In this embodiment, the heat dissipation part is made of thermally conductive insulating elastic rubber, which has a very good thermal conductivity. Under the same conditions, the thermal impedance is smaller than other thermally conductive materials. It is soft, clean, pollution-free, radioactive and highly insulating, which can increase the heat dissipation efficiency of the heat dissipation part and prevent the battery pack from overheating.

[0032] In the description of the present utility model, it should be noted that when terms such as "upper", "lower", "inner", "outer", "left", "right" and the like indicating orientation or positional relationship appear, it should be understood that the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the utility model product is usually placed when in use, or the orientation or positional relationship commonly understood by those skilled in the art, is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the equipment or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, when terms such as "first" and "second" appear, they are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should also be noted that, unless otherwise clearly specified and limited, terms such as "installation", "setting", and "connection" should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal connection of two elements. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

Claims

1. A portable battery pack housing, characterized in that: It includes an upper shell component and a lower shell component, the upper shell component includes an upper shell, the lower shell component includes a lower shell, a battery pack, a circuit board, a charging port and a TYPE-C port, the top of the lower shell is snap-connected with the lower end of the upper shell, a receiving groove is provided in the lower shell, a flame retardant layer is provided on the surface of the receiving groove, the receiving groove is adapted to the shape of the battery pack, the battery pack is snap-connected in the receiving groove, the circuit board is provided in the receiving groove of the lower shell, and is electrically connected to the battery pack.

2. A portable battery pack housing according to claim 1, characterized in that: The flame retardant layer is made of flame retardant material.

3. A portable battery pack housing according to claim 1, characterized in that: The charging port is arranged on the top of the lower shell body, and the charging port is electrically connected to the circuit board.

4. A portable battery pack housing according to claim 1, characterized in that: The TYPE-C port is disposed on a side surface of the lower housing, and the TYPE-C port is electrically connected to the circuit board.

5. The portable battery pack housing according to claim 1, characterized in that: The battery pack is composed of rechargeable batteries, and the battery pack is electrically connected to the circuit board.

6. The portable battery pack housing according to claim 1, characterized in that: A heat dissipation part is arranged at the bottom of the lower shell, and a groove is arranged in the heat dissipation part. There are several grooves, which are symmetrically arranged at the bottom of the lower shell and arranged at intervals. The heat dissipation part dissipates heat for the lower shell.

7. A portable battery pack housing according to claim 6, characterized in that: The heat dissipation part is made of heat conductive material.

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