CN216354614U

CN216354614U - Battery pack

Info

Publication number: CN216354614U
Application number: CN202122896352.8U
Authority: CN
Inventors: 刘丹; 江金浩
Original assignee: Shenzhen Heman Marine Technology Co ltd
Current assignee: Shenzhen Heman Marine Technology Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-19
Anticipated expiration: 2031-11-24

Abstract

The utility model relates to the field of batteries, and discloses a battery pack which comprises a battery, a shell and a waterproof connector, wherein the shell comprises a shell body, an upper end cover and a lower end cover, the shell body is provided with an upper opening and a lower opening which are communicated, the upper end cover is fixed at the upper opening, the lower end cover is fixed at the lower opening, the upper end cover, the shell body and the lower end cover can form a closed installation cavity, the battery can be contained in the installation cavity, the waterproof connector is arranged on the upper end cover and is electrically connected with the battery, and the battery pack can transmit electric power to an external load through the waterproof connector. In addition, the upper end cover is circumferentially provided with an upper sealing groove, the upper sealing element is arranged in the upper sealing groove and clamped between the inner wall of the shell and the groove wall of the upper sealing groove, the lower end cover is circumferentially provided with a lower sealing groove, and the lower sealing element is arranged in the lower sealing groove and clamped between the inner wall of the shell and the groove wall of the lower sealing groove, so that the battery is in a sealed environment, the performances of water resistance, dust resistance, corrosion resistance and the like of the battery pack are guaranteed, and the service life of the battery pack in a severe environment is guaranteed.

Description

Battery pack

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery pack.

Background

Electronic equipment has become a necessity of modern life and work, and the supply of electric power is the basis for the normal operation of various electronic equipment. The application environments of electronic devices are different, and the electronic devices are applied to indoor environments and outdoor environments. The outdoor use environment is variable, and the temperature and humidity change greatly, so that the battery pack for providing power foundation for the electronic equipment has the functions of water resistance, dust resistance, corrosion resistance and the like besides ensuring the safety of the electronic equipment, so as to ensure the normal work of the battery pack.

Therefore, a battery pack is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a battery pack which can prevent water, dust and corrosion, effectively ensure the service performance of a battery and prolong the service life.

As the conception, the technical scheme adopted by the utility model is as follows:

a battery pack, comprising:

a battery;

the battery pack comprises a shell, an upper end cover and a lower end cover, wherein the shell is provided with an upper opening and a lower opening which are communicated with each other, the upper end cover is fixed at the upper opening, the lower end cover is fixed at the lower opening, the upper end cover, the shell and the lower end cover can form a closed installation cavity, and the battery can be contained in the installation cavity;

the upper end cover is circumferentially and annularly provided with an upper sealing groove, an upper sealing element is arranged in the upper sealing groove and clamped between the inner wall of the shell and the groove wall of the upper sealing groove, the lower end cover is circumferentially and annularly provided with a lower sealing groove, and a lower sealing element is arranged in the lower sealing groove and clamped between the inner wall of the shell and the groove wall of the lower sealing groove;

and the waterproof connector is arranged on the upper end cover and is electrically connected with the battery, and the battery pack can charge an external load through the waterproof connector.

Optionally, an upper mounting hole is formed in the upper end cover, an upper fixing hole is formed in an end surface of the housing close to the upper end cover, and an upper fixing piece can penetrate through the upper mounting hole and the upper fixing hole to fix the upper end cover and the housing;

the lower end cover is provided with a lower mounting hole, the end face, close to the lower end cover, of the shell is provided with a lower fixing hole, and a lower fastening piece can penetrate through the lower mounting hole and the lower fixing hole to fix the lower end cover and the shell.

Optionally, the battery pack further includes a heat insulating member, and the heat insulating member is disposed in the mounting cavity and clamped between the battery and the inner wall of the housing.

Optionally, the battery pack further comprises a buffer member, wherein the buffer member is arranged in the mounting cavity and clamped between the battery and the lower end cover.

Optionally, the buffer is bonded to the lower end cap or the cell.

Optionally, the battery pack further includes an electric quantity display, and the electric quantity display is disposed on the upper end cover and electrically connected to the battery.

Optionally, still be equipped with first pilot hole on the upper end cover, the electric quantity display wears to locate in first pilot hole and support press in the upper end cover is kept away from on the terminal surface of casing, the electric quantity display with it has the casting glue to fill between the inner wall of first pilot hole, the casting glue is used for sealing first pilot hole.

Optionally, a second assembly hole is further formed in the upper end cover, the waterproof connector is arranged in the second assembly hole in a penetrating mode, an assembly gasket is clamped between the waterproof connector and the inner wall of the second assembly hole, and the assembly gasket is used for sealing the second assembly hole.

Optionally, the battery pack further includes a solar panel, the waterproof connector has a plurality of interfaces, the interfaces include a discharging interface and a charging interface, the discharging interface is used for charging an external load, and the solar panel can be electrically connected to the charging interface to charge the battery pack.

Optionally, the battery pack further comprises a handle disposed on the upper end cap.

The utility model has the beneficial effects that:

the battery pack comprises a battery, a shell and a waterproof connector, wherein the battery pack can transmit electric power to an external load through the waterproof connector, the shell comprises a shell, an upper end cover and a lower end cover, the shell is provided with an upper opening and a lower opening which are communicated, the upper end cover is fixed at the upper opening, the lower end cover is fixed at the lower opening, the upper end cover, the shell and the lower end cover can form a closed installation cavity, the battery can be contained in the installation cavity, and the waterproof connector is arranged on the upper end cover and is electrically connected to the battery. In addition, in order to ensure the performances of water resistance, dust resistance, corrosion resistance and the like of the battery pack and ensure the service life of the battery pack under a severe environment, the battery pack provided by the utility model is annularly provided with an upper sealing groove in the circumferential direction of the upper end cover, an upper sealing element is arranged in the upper sealing groove and clamped between the inner wall of the shell and the groove wall of the upper sealing groove, a lower sealing groove is annularly arranged in the circumferential direction of the lower end cover, and a lower sealing element is arranged in the lower sealing groove and clamped between the inner wall of the shell and the groove wall of the lower sealing groove, so that the battery in the shell of the battery pack is effectively ensured to be in a sealed environment, and the service performance of the battery pack is effectively ensured.

Drawings

Fig. 1 is a schematic structural diagram of a battery pack according to an embodiment of the present invention;

fig. 2 is a sectional view of a battery pack according to an embodiment of the present invention.

In the figure:

1. a battery; 2. a housing; 21. an upper end cover; 211. an upper seal groove; 212. an upper seal member; 22. a housing; 23. a lower end cover; 231. a lower seal groove; 232. a lower seal member; 24. an upper fastener; 25. a lower fastener; 3. a waterproof connector; 4. an electric quantity display; 5. a thermal insulation member; 6. a buffer member; 7. a handle.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

In order to meet the power supply requirement of the electronic device working in the severe environment, the embodiment provides the battery pack, and the sealing structure of the battery pack can effectively ensure that the battery 1 in the shell 22 of the battery pack is in the sealed environment, so that the battery pack has the performances of water resistance, dust resistance, corrosion resistance and the like, and the service life of the battery pack in the severe environment is effectively ensured.

The battery pack provided by the embodiment includes a battery 1, a housing 2, and a waterproof connector 3, the battery 1 is disposed in the housing 2, the waterproof connector 3 is disposed on the housing 2 and electrically connected to the battery 1, the waterproof connector 3 serves as a medium for the battery pack and an external load, and the external load can obtain electric power of the battery pack through the waterproof connector 3. As shown in fig. 1, the housing 2 includes a casing 22, an upper cover 21 and a lower cover 23, the casing 22 has an upper opening and a lower opening which are communicated, when the upper cover 21 is fixed at the upper opening, the lower cover 23 is fixed at the lower opening, and the upper cover 21, the casing 22 and the lower cover 23 can form a sealed installation cavity. When the battery is installed, the lower end cover 23 can be connected with the shell 22, then the battery 1 is placed in the installation cavity, then the upper end cover 21 is covered on the upper opening to seal the installation cavity, or the battery 1 can be placed first, and finally the upper end cover 21 and the lower end cover 23 are fixed. Optionally, the housing is made of metal, such as aluminum alloy. The housing may be cylindrical or square.

In order to ensure the sealing effect of the housing 22, the upper end cover 21 and the lower end cover 23 during assembly, as shown in fig. 2, an upper sealing groove 211 is circumferentially arranged on the upper end cover 21, and an upper sealing member 212 is arranged in the upper sealing groove 211, so that the upper sealing member 212 can be clamped between the inner wall of the housing 22 and the groove wall of the upper sealing groove 211 when the upper end cover 21 is fixed at the upper opening, so as to ensure the sealing performance at the upper opening. Similarly, the lower end cover 23 is circumferentially provided with a lower sealing groove 231, and the lower sealing member 232 is disposed in the lower sealing groove 231, so that the lower sealing member 232 can be clamped between the inner wall of the housing 22 and the groove wall of the lower sealing groove 231 when the lower end cover 23 is fixed at the lower opening, so as to ensure the sealing property at the lower opening. Optionally, the upper sealing element 212 and the lower sealing element 232 are sealing rings made of rubber, so that the installation is convenient, and good waterproof performance is achieved, so that the power supply capacity of the battery pack in an environment with high humidity is guaranteed.

Optionally, the upper end cover 21 and the lower end cover 23 are detachably connected to the housing 22 by fasteners. As shown in fig. 1 and 2, the upper end cap 21 is provided with an upper mounting hole, and the end surface of the housing 22 close to the upper end cap 21 is provided with an upper fixing hole, and the upper fixing member 24 can pass through the upper mounting hole and the upper fixing hole to fix the upper end cap 21 and the housing 22. Wherein the upper fastening member 24 can be selected from a screw, the upper mounting hole is a through hole, the upper fastening hole is a threaded hole, and when the upper fastening member is installed, the screw can be screwed into the upper fastening hole through the upper mounting hole to complete the relative fixation of the upper end cover 21 and the housing 22. Similarly, the lower end cover 23 is provided with a lower mounting hole, the end surface of the housing 22 close to the lower end cover 23 is provided with a lower fixing hole, and the lower fastener 25 can pass through the lower mounting hole and the lower fixing hole to fix the lower end cover 23 and the housing 22. The lower fastening member 25 can be a screw, the lower mounting hole is a through hole, the lower fixing hole is a threaded hole, and the screw can be screwed into the lower fixing hole through the lower mounting hole during mounting to complete the relative fixing of the lower end cover 23 and the shell 22.

The battery pack provided by the embodiment further comprises a heat insulating member 5, so that the battery 1 has certain high-temperature resistance in a severe environment. Specifically, the heat insulator 5 is disposed in the installation cavity, and is sandwiched between the battery 1 and the inner wall of the case 22. The heat insulating member 5 may be bonded to the outer circumference of the battery 1 before the battery 1 is placed in the mounting chamber and then placed in the mounting chamber together with the battery 1 to fill the gap between the battery 1 and the case 22. Alternatively, the heat insulating member 5 may employ silicone rubber, foam cotton, or the like.

The battery pack provided by the embodiment further comprises a buffer member 6, so that the damage of the internal battery 1 caused by overlarge force when the battery 1 is placed on the ground or a workbench is avoided. Optionally, the buffer member 6 is disposed in the mounting cavity, and sandwiched between the battery 1 and the lower end cap 23. The buffer member 6 may be fixed to the lower end cover 23 before the battery 1 is mounted, and then the side of the lower end cover 23 on which the buffer member 6 is provided may be fixed to the case 22, or the buffer member 6 may be fixed to the battery 1 as in the case of the heat insulator 5 described above. Alternatively, the buffer member 6 is bonded to the lower end cap 23 or the battery 1. Alternatively, the buffer 6 may employ silicon rubber, foam, or the like.

The battery package that this embodiment provided still includes power display 4, and power display 4 electricity is connected in battery 1, but the electric capacity of direct display battery 1, and the effective power supply of convenient to use person quick judgement battery 1 is long, avoids cutting off the power supply when using. For convenient observation, the electric quantity display 4 is arranged on the upper end cover 21.

Optionally, the upper end cover 21 is provided with a first assembling hole, when the electric quantity display 4 is installed, the electric quantity display can be inserted into the first assembling hole and pressed against the end surface of the upper end cover 21 far away from the housing 22, so as to ensure that the electric quantity display 4 can be installed at a preset position, and then a potting adhesive is filled between the electric quantity display 4 and the inner wall of the first assembling hole, so as to seal the first assembling hole and ensure that the electric quantity display 4 is arranged at the upper end cover 21. The part of the electric quantity display 4 exposed out of the shell 2 is provided with a display screen, and the part extending into the shell 2 is connected with the battery 1 through a lead so as to obtain signals such as voltage of the battery 1 and display the signals on the display screen.

Optionally, the upper end cover 21 is further provided with a second assembly hole, the waterproof connector 3 is inserted into the second assembly hole to be electrically connected with the positive electrode and the negative electrode of the battery 1 inside the housing 22, and in order to ensure the sealing effect of the waterproof connector 3 arranged at the upper end cover 21, an assembly gasket is sandwiched between the waterproof connector 3 and the inner wall of the second assembly hole, and the assembly gasket is preferably annular and is sleeved on the periphery of the waterproof connector 3. Alternatively, the waterproof connector 3 has a plurality of interfaces, and the second fitting holes are provided in plurality, one interface being fitted in one second fitting hole, and sealing is achieved by fitting gaskets.

The battery package that this embodiment provided still includes solar panel, and this solar panel can be for this battery package charges. Alternatively, the waterproof connector 3 has a plurality of interfaces including a discharging interface for charging an external load and a charging interface through which the solar panel charges the battery 1.

In addition, the battery package that this embodiment provided still includes handle 7, and handle 7 sets up to C type structure, and its both ends all are connected in upper end cover 21, not only are convenient for remove the battery package, still can dodge simultaneously and set up waterproof connector 3, electric quantity display 4 etc. on upper end cover 21, facilitate the use.

The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the utility model, which changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A battery pack, comprising:

a battery (1);

the battery pack comprises a shell (2) and a battery pack, wherein the shell (2) comprises a shell body (22), an upper end cover (21) and a lower end cover (23), the shell body (22) is provided with an upper opening and a lower opening which are communicated, the upper end cover (21) is fixed at the upper opening, the lower end cover (23) is fixed at the lower opening, the upper end cover (21), the shell body (22) and the lower end cover (23) can form a closed installation cavity, and the battery (1) can be accommodated in the installation cavity;

an upper sealing groove (211) is circumferentially arranged on the upper end cover (21), an upper sealing element (212) is arranged in the upper sealing groove (211) and clamped between the inner wall of the shell (22) and the groove wall of the upper sealing groove (211), a lower sealing element (231) is circumferentially arranged on the lower end cover (23), and a lower sealing element (232) is arranged in the lower sealing groove (231) and clamped between the inner wall of the shell (22) and the groove wall of the lower sealing groove (231);

and a waterproof connector (3) which is provided on the upper end cover (21) and is electrically connected to the battery (1), wherein the battery pack can charge an external load through the waterproof connector (3).

2. The battery pack according to claim 1, wherein the upper end cap (21) is provided with an upper mounting hole, the end surface of the case (22) near the upper end cap (21) is provided with an upper fixing hole, and an upper fixing member (24) can pass through the upper mounting hole and the upper fixing hole to fix the upper end cap (21) and the case (22);

the lower end cover (23) is provided with a lower mounting hole, the end face, close to the lower end cover (23), of the shell (22) is provided with a lower fixing hole, and a lower fastener (25) can penetrate through the lower mounting hole and the lower fixing hole to fix the lower end cover (23) and the shell (22).

3. The battery pack according to claim 1, further comprising a heat insulator (5), wherein the heat insulator (5) is disposed in the mounting cavity and sandwiched between the battery (1) and an inner wall of the case (22).

4. The battery pack of claim 1, further comprising a buffer member (6), wherein the buffer member (6) is disposed in the mounting cavity and sandwiched between the battery (1) and the lower end cap (23).

5. A battery pack, as claimed in claim 4, characterised in that the buffer (6) is glued to the lower end cap (23) or the battery (1).

6. The battery pack according to claim 1, further comprising a charge indicator (4), wherein the charge indicator (4) is disposed on the upper end cap (21) and electrically connected to the battery (1).

7. The battery pack according to claim 6, wherein the upper end cover (21) is further provided with a first assembly hole, the power display (4) is inserted into the first assembly hole and pressed against an end surface of the upper end cover (21) far away from the housing (22), and a potting adhesive is filled between the power display (4) and an inner wall of the first assembly hole and used for sealing the first assembly hole.

8. The battery pack according to claim 1, wherein a second assembly hole is further formed in the upper end cover (21), the waterproof connector (3) is inserted into the second assembly hole, and an assembly gasket is clamped between the waterproof connector (3) and the inner wall of the second assembly hole and used for sealing the second assembly hole.

9. A battery pack according to claim 1, further comprising a solar panel, wherein the waterproof connector (3) has a plurality of interfaces including a discharging interface for charging an external load and a charging interface, and the solar panel is electrically connectable to the charging interface to charge the battery pack.

10. The battery pack according to claim 1, further comprising a handle (7), wherein the handle (7) is provided on the upper end cap (21).