CN218005064U

CN218005064U - Battery pack

Info

Publication number: CN218005064U
Application number: CN202221535729.5U
Authority: CN
Inventors: 许乃前; 柯亨钊; 张文宇; 王杰; 余康
Original assignee: Zhejiang Qixiang Technology Co Ltd
Current assignee: Zhejiang Qixiang Technology Co Ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-12-09
Anticipated expiration: 2032-06-16

Abstract

The utility model belongs to the technical field of the energy storage, concretely relates to battery pack. It has solved the inconvenient technical problem such as electric quantity information of assembling the battery package on the electrical equipment of current user. The battery comprises a shell, wherein a battery cell is arranged in the shell, a light-transmitting structure is arranged on the shell, and the light-transmitting structure is positioned on the end surface of the shell and extends to the adjacent surface of a first end surface; the shell is also internally provided with a luminous source which can project light outwards through the light-transmitting structure. The utility model discloses a convenience of customers observes the condition of information such as electric quantity.

Description

Battery pack

Technical Field

The utility model belongs to the technical field of the energy storage, concretely relates to battery package.

Background

The electric tool using the battery pack as a working power supply, particularly a cordless electric tool such as an electric drill and the like has the characteristics of simple operation, various functions, no limitation of the position of a socket on the operation environment and the like, can realize the mechanization of manual operation, greatly lightens the labor intensity and improves the working efficiency, thereby being widely applied to the fields of buildings, house decoration, gardening, home life and the like.

The battery package that electric tool used among the relevant prior art only sets up 3 to 5 tiny lamp pearls through setting up in the terminal surface of casing subassembly, reminds the operating condition of battery package through the bright of going out of lamp pearl. The in-process that leads to electric tool to be using, the user can't observe the condition of lamp pearl place terminal surface in visual range, is difficult to observe the operating condition of lamp pearl in order to master the battery package, and this just leads to using electric tool's in-process, and the suggestion effect of lamp pearl is difficult to play a role, and the user is difficult to acquire the operating condition of battery package effectively.

In order to better observe electric quantity information of an electric tool, a display screen for displaying electric quantity is added to some electric tools in a sight range of a user in a using process, the cost of the electric tool is increased due to the addition of the display screen, and the size of the electric tool is increased due to the fact that the electric tool occupies the inner space of the electric tool.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide a battery package, the utility model aims to solve the technical problem that: how to enable a user to more conveniently observe information such as the electric quantity of the battery pack.

The purpose of the utility model can be realized by the following technical proposal:

a battery pack comprises a shell, wherein a battery cell is arranged in the shell, and the battery pack is characterized in that a light-transmitting structure is arranged on the shell, is positioned on the end surface of the shell and extends to the adjacent surface of a first end surface; the shell is also internally provided with a luminous source which can project light outwards through the light-transmitting structure.

The battery package is through electric core storage electric energy, the light-transmitting structure makes the light of light emitting source outwards throw in can following the casing from the terminal surface of casing one to the adjacent surface of terminal surface one, for the user provides information such as wider observation battery package electric quantity, this battery package is using after inserting electric tool with it, the terminal surface at light-transmitting structure place is one not wrapped up by electric tool, the surface that has light-transmitting structure department on the adjacent surface also does not wrap up by electric tool, therefore, the user has the information that the battery package can be observed on at least one other surface besides terminal surface one at least, the condition that convenience of customers observed information such as electric quantity has been realized.

In the above battery pack, the housing has a left side surface and a right side surface located on the left and right sides of the first end surface, and the light-transmitting member extends from the first end surface to the left side surface and the right side surface.

In the battery pack, the shell is provided with a left side surface and a right side surface which are positioned at the left side and the right side of the first end surface, transition surfaces are arranged between the first end surface and the left side surface and between the left side surface and the right side surface, and the light-transmitting structure extends from the first end surface to the transition surfaces at the left side and the right side of the first end surface.

In the battery pack, the light-transmitting structure is strip-shaped and is integrally injection-molded by adopting a light-guiding material and the shell. Because the light-transmitting structure is made of the light-guiding material, the number of the light sources in the shell and the like can be reduced or the positions of the light-emitting elements can be adjusted, the structural compactness in the battery pack is improved, the outward light-transmitting area of the light-transmitting structure can be increased to the greater extent, and a user can better observe information such as the electric quantity of the battery pack.

In the battery pack, the light-transmitting structure is a strip-shaped groove formed in the outer surface of the shell. The wall thickness of the shell at the position of the light-transmitting structure can be reduced through the arrangement of the strip-shaped groove, so that the shell has light transmission, and a user can better observe information such as electric quantity of the battery pack.

In the above battery pack, the light source includes a plurality of lamp beads, and the plurality of lamp beads are arranged at intervals along the extending direction of the light-transmitting structure. A plurality of sets up along light-transmitting structure extending direction interval and can promote the non-light tight homogeneity of light-transmitting structure, makes the user can more reliable observe information such as the electric quantity of battery package.

In foretell battery package, still be equipped with the circuit board in the casing, a plurality of lamp pearl is installed on the face of circuit board towards light-transmitting structure one side, wherein has two lamp pearls at least and can be towards the light-transmitting structure projection light of terminal surface one left and right sides transition face department respectively. Two lamp pearls correspond the transition face of terminal surface one left and right sides respectively and shine, ensure that the light of the outward transmission of light-transmitting structure of transition face department is sufficient to realize that the user can be reliable observe information such as the electric quantity of battery package.

In the battery pack, the shell is provided with a second end face opposite to the second end face, and the second end face is provided with an interface for electrically connecting with electric equipment; when the battery pack is inserted into the electric equipment, the battery pack is electrically connected with the electric equipment through the interface, and the light-transmitting structure is not covered by the electric equipment. The second end face is opposite to the first end face, and the electric connection structure is arranged on the second end face to ensure that the insertion direction of the battery pack is that the second end face is inserted into the electric tool firstly, or the interface is arranged on the second end face to realize the limitation of the insertion direction of the battery pack, so that the light transmission structure on the battery pack is arranged towards the outside of the electric tool.

A battery pack comprises a shell, wherein a battery core is arranged in the shell, and the battery pack is characterized in that the shell is provided with a first end face and a second end face which are oppositely arranged, the first end face is provided with a light-transmitting structure, and the light-transmitting structure is positioned on the end face of the shell and extends to the adjacent face of the first end face;

the shell is also provided with an interface for electric connection of the electric equipment, and the interface is positioned on the outer side surface of the shell between the second end surface or the first end surface and the second end surface;

the shell is also internally provided with a luminous source which can project light outwards through the light-transmitting structure;

when the battery pack is inserted into the electric equipment, the battery pack is electrically connected with the electric equipment through the interface, and at least part of the light-transmitting structure is not covered by the electric equipment.

In the above battery pack, the light source includes a plurality of lamp beads, and a plurality of lamp beads are arranged along the extending direction of the light-transmitting structure at intervals, wherein at least two lamp beads can project light towards the light-transmitting structure at the transition surface of the left side and the right side of the end surface respectively.

In the battery pack, the light-transmitting structure is strip-shaped and is integrally formed by injection molding of a light-transmitting material and the shell.

Compared with the prior art, the utility model has the advantages of it is following:

1. through the extension setting of light-transmitting structure on the casing, increased user observable range, make the user can acquire the relevant information of battery at more angles.

2. Light-transmitting structure adopts leaded light material to make, can be better with the light of single lamp pearl diffuse, promote the irradiation range that single lamp pearl shines out on the casing.

3. Light-transmitting structure adopts leaded light material to make, can realize adopting less lamp pearl still, promotes the inside compact structure nature of battery package, but still can ensure light-transmitting structure's light-transmitting area.

4. The light-transmitting structure is arranged on the first end face, and the interface electrically connected with the electric equipment is arranged on the second end face, so that the inserting direction of the battery pack is limited.

Drawings

Fig. 1 is a schematic perspective view of the battery pack.

Fig. 2 is a schematic view of the light-transmitting structure of the battery pack extending to the transition surface.

Fig. 3 is a schematic view of the light-transmitting structure of the battery pack extending to the side.

Fig. 4 is a sectional view of the present battery pack in the longitudinal direction.

FIG. 5 is a partial enlarged view of a light-transmitting structure according to an embodiment.

Fig. 6 is a partial enlarged view of the light-transmitting structure in the second embodiment.

Fig. 7 is a partially enlarged view of the light-transmitting structure in the third embodiment.

Fig. 8 is a sectional view of the present battery pack in the thickness direction.

Fig. 9 is a partial view of the present battery pack mounted on an electrically powered device.

In the figure, 1, a housing; 1a, a first end face; 1b, left side; 1c, right side; 1d, transition surfaces; 1e, end face II; 2. an electric core; 3. a light-transmitting structure; 3a, a groove; 4. a light emitting source; 4a, lamp beads; 5. a circuit board; 6. an electrically powered device.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 to 3, the battery pack includes a casing 1, a battery cell 2 is disposed in the casing 1, the casing 1 is substantially rectangular, the casing 1 has a first end surface 1a and a second end surface 1e, four surfaces between the first end surface 1a and the second end surface 1e are all sides, for better distinguishing each side, two sides in the left-right direction of the battery pack are set as a left side surface 1b and a right side surface 1c, and two sides in the front-back direction of the battery pack are a front side surface and a back side surface.

Further, the first end face 1a is provided with a light-transmitting structure 3, the housing 1 is provided with a light source 4 capable of projecting light outwards through the light-transmitting structure 3, and the second end face 1e is provided with an interface for butting with the electric device 6. As shown in fig. 4, 8 and 9, the interface is arranged on the second end surface 1e to define the insertion direction of the battery pack, so that when the battery pack is inserted into the electric tool, the light-transmitting structure 3 on the battery pack is arranged towards the outside of the electric tool.

Further, as shown in fig. 1, the light-transmitting structure 3 on the first end surface 1a is strip-shaped and extends from the first end surface 1a to the adjacent surface. The front side face, the rear side face, the left side face 1b and the right side face 1c all belong to adjacent faces of the end face-1 a, so that the light-transmitting structure 3 can extend to any one or more of the front side face, the rear side face, the left side face 1b and the right side face 1c. Preferably, the light-transmitting structure 3 in the present embodiment extends to the left side surface 1b and the right side surface 1c in the left-right direction of the battery pack. The light-transmitting structure 3 is made of a light-guiding material, and the light-guiding material can be an acrylic plate, PC polycarbonate or PS polystyrene. The light-transmitting structure 3 made of the light-guiding material can be pre-made into a required shape and is pre-arranged in a mold cavity to be integrally injection-molded with the shell 1 when the shell 1 is produced. Through leaded light material's setting, can realize adopting lamp pearl 4a still less, promote the inside compact structure nature of battery package, but still can ensure light-transmitting structure 3's printing opacity area.

As shown in fig. 1, the strip-shaped light-transmitting structure 3 is provided with a spacing groove for mounting a switch button, and the switch button is located in the middle of the left-right direction of the first end face 1 a. The switch button is arranged on the first end face 1a, so that a user can observe the electric quantity parameter of the battery pack inevitably when using the battery pack.

As shown in fig. 4 and 5, the light source 4 includes a plurality of lamp beads 4a, specifically, a circuit board 5 is further disposed in the housing 1, and the lamp beads 4a are mounted on the circuit board 5. The quantity of lamp pearl 4a is 4, and 4 lamp pearls 4a set up along the length direction interval of light-transmitting structure 3, and four lamp pearls 4a all towards the light-transmitting structure 3 of terminal surface 1a department, through the leaded light material characteristic of light-transmitting structure 3, lead left surface 1b and right flank 1c with the light that light source 4 sent. The light source 4 can also be COBChip-on-board or SMDSsurface Mounted Devices, as the lamp bead 4a preferably using a diode.

Example two

The present embodiment is substantially the same as the above-mentioned embodiments, and as shown in fig. 2 and fig. 6, in the present embodiment, transition surfaces 1d are provided between the first end surface 1a and the left side surface 1b and the right side surface 1c, and the light-transmitting structure 3 extends from the first end surface 1a to the transition surfaces 1d. The light-transmitting structure 3 in this embodiment is a strip-shaped groove 3a formed in the outer surface of the housing 1, the thickness of the housing 1 at the position of the light-transmitting structure 3 of the housing 1 is reduced by forming the groove 3a until the light of the light source 4 can be emitted from the housing 1 to the outside of the housing 1, and the groove 3a may or may not penetrate through the housing 1, and preferably, the groove 3a which does not penetrate through the housing 1 is adopted. In the present embodiment, the structural strength of the housing 1 at the light-transmitting structure 3 is weakened, and therefore, the groove 3a is formed from the outer surface of the housing 1 to the inside, so that the occurrence of damage of the light-transmitting structure 3 of the housing 1 during collision can be reduced.

In this embodiment, the light source 4 further includes a lamp bead 4a located between the transition surface 1d and the electric core 2, and the lamp bead 4a is installed on the circuit board 5. The light emitting source 4 in this embodiment corresponds transition face 1d and terminal surface 1a and all has and sets up lamp pearl 4a to overcome the drawback that the light that lamp pearl 4a emitted can not effectively be transmitted, make the user can be in diversified electric quantity relevant information such as observing the battery package.

EXAMPLE III

The present embodiment is substantially the same as the second embodiment, and is different from the second embodiment in that, as shown in fig. 3 and 7, the light-transmitting structure 3 in the present embodiment extends from the transition surface 1d to the left side surface 1b and the right side surface 1c in order from the left side and the right side of the first end surface 1 a. And lamp beads 4a are arranged between the battery cell 2 and the left side face 1b and the right side face 1c. Taking the space between the battery cell 2 and the left side surface 1b as an example, two lamp beads 4a are arranged between the battery cell 2 and the left side surface 1b, wherein one lamp bead 4a is close to the first end surface 1a and irradiates towards a transition surface 1d between the first end surface 1a and the left side surface 1 b.

The electrically powered device 6 may be a chain saw, a lawnmower, a blower, a trash can, a vacuum cleaner, or the like.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms housing, end face one and left side are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A battery pack comprises a shell, wherein a battery cell is arranged in the shell, and the battery pack is characterized in that a light-transmitting structure is arranged on the shell, is positioned on the end surface of the shell and extends to the adjacent surface of a first end surface; the shell is also internally provided with a luminous source which can project light outwards through the light-transmitting structure.

2. The battery pack of claim 1, wherein the housing has left and right sides on left and right sides of an end surface, the light transmissive structure extending from the end surface to the left and right sides.

3. The battery pack of claim 1, wherein the housing has left and right sides on the first side of the end face, and transition surfaces are disposed between the first side of the end face and the left and right sides, and the light-transmitting structure extends from the first side of the end face to the transition surfaces on the first and right sides of the end face.

4. The battery pack of claim 2 or 3, wherein the light-transmitting structure is in a strip shape and is integrally injection-molded with the housing by using a light-guiding material.

5. The battery pack according to claim 2 or 3, wherein the light-transmitting structure is a strip-shaped groove formed in the outer surface of the housing.

6. The battery pack of claim 3, wherein the light source comprises a plurality of light beads, and the plurality of light beads are spaced along the extending direction of the light-transmitting structure.

7. The battery pack of claim 6, wherein the housing further comprises a circuit board, and a plurality of beads are mounted on a surface of the circuit board facing one side of the light-transmitting structure, wherein at least two beads can project light towards the light-transmitting structure at the transition surface of the end surface, i.e., the left and right sides.

8. The battery pack according to claim 1, 2 or 3, wherein the housing has a second end face opposite to the second end face, and the second end face is provided with an interface for electrically connecting with an electric device; when the battery pack is inserted into the electric equipment, the battery pack is electrically connected with the electric equipment through the interface, and the light-transmitting structure is not covered by the electric equipment.

9. A battery pack comprises a shell, wherein a battery core is arranged in the shell, and the battery pack is characterized in that the shell is provided with a first end face and a second end face which are oppositely arranged, the first end face is provided with a light-transmitting structure, and the light-transmitting structure is positioned on the end face of the shell and extends to the adjacent face of the first end face;

the shell is also provided with an interface for electric connection of electric equipment, and the interface is positioned on the outer side surface of the shell between the second end surface or the first end surface and the second end surface;

10. The battery pack of claim 9, wherein the light source comprises a plurality of light beads spaced apart along the extending direction of the light-transmissive structure, and at least two of the light beads are capable of projecting light toward the light-transmissive structure at a transition surface on one of the left and right sides of the end surface.

11. The battery pack according to claim 9 or 10, wherein the light-transmitting structure is in the shape of a strip, and the light-transmitting structure is formed by injection molding of a light-transmitting material and the housing.