CN216133952U

CN216133952U - Battery with socket and vehicle

Info

Publication number: CN216133952U
Application number: CN202120828858.2U
Authority: CN
Inventors: 陈沈; 庞旭
Original assignee: Ninebot Beijing Technology Co Ltd
Current assignee: Ninebot Beijing Technology Co Ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2022-03-25
Anticipated expiration: 2031-04-21

Abstract

The embodiment of the utility model provides a battery with a socket and a vehicle, wherein the battery with the socket comprises: a battery case; the socket body is provided with a terminal insertion cavity, a water leakage hole communicated with the terminal insertion cavity is formed in the socket body, the socket body is installed on the battery shell, and the battery shell at least avoids the water leakage hole; the socket body is in sealing contact with the battery shell through a sealing piece. The battery with the socket solves the problem that accumulated water in the socket cannot be discharged in the prior art, and effectively improves the use safety of the battery with the socket.

Description

Battery with socket and vehicle

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery with a socket and a vehicle.

Background

At present, in the electric two-wheeled vehicle industry, the conventional design of the discharging socket for the lithium battery pack is a mode of integrating a plastic shell and a terminal, and the design orientation of the socket is upward for the convenience of plugging and unplugging of a user. When having under the circumstances of water or rainy day to carry out the plug to the battery, rivers get into easily that battery socket moulds the shell pit, and after the socket is inserted to the plug, the electric clearance between the terminal diminishes, causes little short circuit very easily, and long-time ponding causes inside extrusion after the plug inserts, then can make terminal edge seepage, produces the verdigris, and the electric current is too big when finally leading to the terminal to overflow is ablated, causes the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention has been made to solve the above problems or at least partially solve the above problems.

A first aspect of an embodiment of the present invention provides a battery with a socket, including:

a battery case;

the socket body is provided with a terminal insertion cavity, a water leakage hole communicated with the terminal insertion cavity is formed in the socket body, the socket body is installed on the battery shell, and the battery shell at least avoids the water leakage hole; the socket body is in sealing contact with the battery shell through a sealing piece.

In some embodiments, the battery case has a mounting groove, and the socket body is mounted in the mounting groove.

In some embodiments, the socket body includes a terminal insertion portion and a connection portion, the terminal insertion cavity being formed at the terminal insertion portion, the connection portion being provided around the terminal insertion cavity, the socket body being connected with the battery case through the connection portion.

In some embodiments, the connection portion includes a first connection portion and a second connection portion, and the first connection portion and the second connection portion have an included angle therebetween.

In some embodiments, the angle between the first and second connection portions is between 80 ° and 100 °.

In some embodiments, the sealing member includes a sealing gasket including a first sealing portion compressed between the battery case and the first connection portion and a second sealing portion compressed between the battery case and the second connection portion.

In some embodiments, the water leakage hole is at least formed in the second connecting portion, and the second sealing portion has an opening for avoiding the water leakage hole.

In some embodiments, the second sealing portion includes two arms connected to the first sealing portion, respectively, with a space therebetween, the space forming the opening.

In some embodiments, the sealing member further includes a sealant layer, and the socket body, the sealing gasket, and the battery case are bonded together by the sealant layer.

In some embodiments, the battery case has a glue groove on a side thereof facing away from the insertion direction of the terminal insertion cavity, the glue groove being configured to receive the sealant layer.

In some embodiments, in the mounted state, the connection portion is flush with an outer surface of the battery case.

In some embodiments, the battery case includes a top surface to which the first connecting portion is mounted and a side surface to which the second connecting portion is mounted.

A second aspect of an embodiment of the present invention provides a vehicle including a vehicle body on which the battery with a receptacle as described in any one of the above is mounted.

According to the battery with the socket and the vehicle provided by the embodiment of the utility model, the socket body is provided with the water leakage hole communicated with the terminal insertion cavity, meanwhile, the battery shell is in sealing contact with the socket body through the sealing piece, the water leakage hole is convenient for draining accumulated water in the terminal insertion cavity, the situation that the accumulated water causes terminal micro short circuit to cause potential safety hazards is prevented, the battery shell is sealed with the socket body, so that water cannot enter the battery from the connecting part between the battery shell and the socket body, and the waterproof performance and the use safety of the battery are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

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

fig. 2 is an exploded view of a battery receptacle according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a reverse structure of the battery socket according to the embodiment of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.

Furthermore, the term "coupled" is intended to include any direct or indirect coupling. Thus, if a first device couples to a second device, that connection may be through a direct connection, or through an indirect connection via other devices. The following description is of the preferred embodiment for carrying out the utility model, and is made for the purpose of illustrating the general principles of the utility model and not for the purpose of limiting the scope of the utility model. The scope of the present invention is defined by the appended claims.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

Fig. 1 is a schematic front structural diagram of a battery socket according to an embodiment of the present invention; fig. 2 is an exploded view of a battery receptacle according to an embodiment of the present invention; fig. 3 is a schematic diagram of a reverse structure of the battery socket according to the embodiment of the present invention. Referring to fig. 1 to fig. 3, the battery with a socket according to the present embodiment includes: a battery case 10 and a socket body 20. The battery case 10 may be configured to accommodate at least one battery therein, and the battery case 10 may have an upper cover and a lower cover, which are detachably connected to form a battery chamber for accommodating the battery.

The socket body 20 has a terminal insertion cavity 21, and the socket body 20 has a water leakage hole 22 communicating with the terminal insertion cavity 21, the socket body 20 is mounted on the battery case 10, and the battery case 10 at least avoids the water leakage hole 22.

Specifically, a plurality of contact pins 233 may be disposed in the terminal insertion cavity 21, and the terminal insertion portion 23 may be configured to be docked with a plug of an external device, specifically, the contact pins 233 are in abutting contact with the plug to establish an electrical connection with the external device, so as to supply power to the external device through the battery. The external device can be an electric vehicle, a balance car, a self-moving robot, or other electric equipment.

The entire socket body 20 may include a plastic member, and a metal member constituting a terminal. The working of plastics can whole integrated injection moulding, and in the shaping process, the terminal of metal can be in the same place as the inserts and the working of plastics combines, and forming process is simple. The surrounding wall 231 of the terminal insertion portion 23 may be a plastic material, and the contact pins 233 provided in the terminal insertion cavity 21 may be a metal material. When the plug of the external device is mated with the terminal insertion portion 23, the plug of the external device may be entirely inserted directly into the terminal insertion cavity 21 surrounded by the surrounding wall 231, and in the inserted state, the plug of the external device is electrically contacted with the contact pins 233 to establish electrical connection. The plastic surrounding wall 231 can effectively isolate the contact pin 233, and prevent a user from mistakenly touching the contact pin 233 to cause a safety accident in a state that the contact pin 233 is electrically connected with a plug of an external device.

The battery case 10 avoiding at least the water leakage hole 22 means that the battery case 10 has an opening through which the water leakage hole 22 is exposed, so that water discharged from the water leakage hole 22 can be discharged to the outside of the battery. In this embodiment, the water leakage holes 22 may include one or more water leakage holes, preferably, the water leakage holes 22 may include a plurality of water leakage holes 22, and a plurality of water leakage holes 22 may be arranged side by side at the same height, for example, the number of the water leakage holes 22 is three, and the shape and the size of each water leakage hole 22 may be the same, in other embodiments, the shape and the size of each water leakage hole 22 may be different or partially the same, and the utility model is not limited in particular. The way that ponding spills from leaking hole 22 is, when moisture is more, ponding directly spills over from leaking hole 22, and when moisture is less, the plug is at the inserted in-process, alright extrude moisture from leaking hole 22. In the present embodiment, the water leakage hole 22 may be disposed as close to the bottom of the terminal insertion cavity 21 as possible, so that even if the terminal insertion cavity 21 has less moisture, it can be pushed out from the water leakage hole 22 from within the terminal insertion cavity 21.

The battery case 10 and the socket body 20 may be in sealing contact with each other through a sealing member. Socket body 20 can install in battery housing 10 through the sealing member laminating for there is not the clearance between battery housing 10 and the socket body 20, and water can not follow and enter into in the battery between battery housing 10 and the socket body 20, makes the water-proof effects of the socket department of the battery of whole area socket better, guarantees safe in utilization.

The battery of taking socket that this embodiment provided inserts the hole that leaks of chamber intercommunication through setting up and terminal on socket ontology, meanwhile, pass through sealing member sealing contact at battery housing and socket ontology, the hole that leaks is convenient for the terminal of discharging and inserts the ponding of intracavity, prevent ponding and cause the terminal short circuit a little and cause the potential safety hazard, in battery housing and socket ontology are sealed and make water can not follow the junction entering battery between battery housing and the socket ontology, improve the waterproof performance and the safety in utilization of battery.

In the above embodiment, specifically, the battery case 10 may have the mounting groove 11, and the socket body 20 is mounted in the mounting groove 11. The mounting groove 11 can be a groove formed in the battery housing 10, and by providing the mounting groove 11, a space for mounting the socket body 20 can be provided, so that the overall size of the battery is reduced, and the outer surfaces of the socket body 20 and the battery housing 10 can be as flat as possible. The shape of mounting groove 11 can be with socket body 20's shape phase-match for socket body 20 is difficult for rocking after the installation, and socket body 20 is better with the stability after battery case 10 installs.

In some embodiments, the socket body 20 may include a terminal insertion portion 23 and a connection portion 24, the connection portion 24 may be provided around the terminal insertion cavity 21, and the socket body 20 may be connected with the battery case 10 through the connection portion 24. In the mounted state, the connection portion 24 may be flush with the outer surface of the battery case 10, so that the overall size of the battery may be minimized, resulting in a compact structure. At least a portion of the terminal insertion portion 23 may protrude from the connection portion 24 so that the socket body 20 can be formed with the terminal insertion cavity 21. Specifically, the terminal insertion portion 23 may include a surrounding wall 231, and the surrounding wall 231 may surround the terminal insertion cavity 21. More specifically, the surrounding wall 231 may include a first surrounding wall 2311 and a second surrounding wall 2312, and the first surrounding wall 2311 may protrude along a surface facing away from the battery case 10, whereby it may be possible to facilitate the mating of the plug of the external device with the terminal insertion part 23. The second surrounding wall 2312 may protrude along the surface facing the battery case 10, and since the connection portion 24 is a portion extending from the periphery of the terminal insertion portion 23, which only needs to function as a connection, the thickness thereof may be thin, so that the cost can be effectively saved, and the entire volume and weight of the socket body 20 can be effectively reduced, which is advantageous to lightweight design. In other embodiments, the first surrounding wall 2311 may not be provided, and the side of the terminal insertion portion 23 facing away from the battery case 10 may be flush with the connection portion 24 and protrude only through the second surrounding wall 2312 to the side facing the battery case 10, which is not limited in the present invention.

Preferably, the connecting portion 24 is detachably connected to the battery housing 10, so that the socket body 20 can be easily detached from the battery housing 10, and the socket body 20 can be easily assembled and replaced. In order to detachably connect the connection portion 24 to the battery housing 10, in some embodiments, the connection portion 24 may be detachably connected to the battery housing 10 by a fastener such as a screw. In other embodiments, the connection portion 24 may be connected to the battery case 10 by a snap connection or the like.

As shown in fig. 2, further, the connection portion 24 may include a first connection portion 241 and a second connection portion 242, and an included angle is formed between the first connection portion 241 and the second connection portion 242. The first and

second connection parts

241 and 242 may each have a plate shape, and the first and

second connection parts

241 and 242 may be integrally formed. Preferably, the included angle between the first connecting portion 241 and the second connecting portion 242 is 80 ° to 100 °. In this embodiment, an included angle between the first connection portion 241 and the second connection portion 242 may be 90 °, that is, the first connection portion 241 and the second connection portion 242 may be perpendicular. The first connection portion 241 and the second connection portion 242 have an included angle therebetween, and thus, the socket body 20 can be fixed to the battery case 10 in at least two different directions, thereby improving stability after the socket body 20 is fixed. The included angle between the first connecting portion 241 and the second connecting portion 242 is 90 °, so that the socket body 20 can be fixed in two mutually perpendicular directions, and the stability after fixing is the best.

In one embodiment, as shown in fig. 2, the socket body 20 may be disposed at the front and side of the battery case 10, the first connection portion 241 may be connected to the front of the battery case 10, and the second connection portion 242 may be connected to the side of the battery case 10. The first connection part 241 may be fixedly connected to the battery case 10 by a first fastening member 2411, and the second connection part 242 may be fixedly connected to the battery case 10 by a second fastening member 2421, and in an installation state, an extending direction of the first fastening member 2411 may be perpendicular to an extending direction of the second fastening member 2421, so that the socket body 20 is stably fixed at both the front and side surfaces of the battery case 10.

In addition, the number of the first and

second fastening members

2411 and 2421 may be two, two first fastening members 2411 may be symmetrically arranged in a direction parallel to the junction of the front surface and the side surface of the battery case 10, and two second fastening members 2421 may be symmetrically arranged in a direction parallel to the junction of the front surface and the side surface of the battery case 10. The two first fastening pieces 2411 are symmetrically arranged, the two second fastening pieces 2421 are also symmetrically arranged, the installation balance of the socket body 20 is further ensured, the pretightening force at each position of the socket body 20 is uniform, the problem of surface warping is not easy to occur, and the appearance attractiveness and the flatness of the battery are ensured.

In this embodiment, the first fastening element 2411 may be close to the edge of the first connecting portion 241, and the second fastening element 2421 may be close to the edge of the second connecting portion 242, so as to locate the fastening element at the edge of the connecting portion 24, thereby further preventing the occurrence of the problem that the edge of the connecting portion 24 is tilted after being fixed due to an excessive pretightening force.

Specifically, in some embodiments, the sealing member may include a sealing gasket 30, the sealing gasket 30 may include a first sealing part 31 and a second sealing part 32, the first sealing part 31 may be pressed between the battery case 10 and the first connection part 241, and the second sealing part 32 may be pressed between the battery case 10 and the second connection part 242. Specifically, in the embodiment of the present invention, the sealing pad 30 may be made of a rubber material, and the rubber material is flexible in elastic deformation and has good waterproof and sealing properties.

The first connecting portion 241 and the second connecting portion 242 may be connected to the battery case 10 through fasteners, respectively, and under the pre-tightening force of the fasteners, the sealing gasket 30 may be pressed to generate elastic deformation, so that the gap between the socket body 20 and the battery case 10 may be fully filled by the deformation amount, thereby achieving the sealing effect. And the sealing gasket 30 also has a first sealing portion 31 engaged with the first connecting portion 24 and a second sealing portion 32 engaged with the second connecting portion 242 so that the socket body 20 is sealed with the battery case 10 in both front and side directions, whereby the sealing effect between the socket body 20 and the battery case 10 is made better, thereby securing the waterproof property of the battery with the socket.

The first sealing portion 31 may be disposed around the second surrounding wall 2312, and the second sealing portion 32 may be formed by bending from one side of the first sealing portion 31 toward the battery case 10.

Based on the above embodiment, as shown in fig. 2, the water leakage hole 22 may be provided at least in the second connecting portion 242, and the second sealing portion 32 may have an opening 33 for avoiding the water leakage hole 22. Specifically, the size of opening 33 can be greater than the size in hole 22 that leaks at least, because sealed the pad 30 in the in-process of installation, can receive the pretightning force that the fastener was applyed for sealed pad 30 produces deformation, consequently, the size of opening 33 can be slightly bigger, in order to prevent that opening 33 from being extruded and reducing opening 33's size when sealed pad 30 deformation, and then make hole 22 that leaks stop up and the problem of unable drainage appears.

In one embodiment, the second sealing portion 32 may include two arms 321 connected to the first sealing portion 31, respectively, and the two arms 321 have a space therebetween, and the space may form the opening 33. The two arms 321 may be respectively opened with a through hole for the second fastening element 2421 to pass through, and the diameter of the through hole may be slightly smaller than that of the second fastening element 2421, so that the second sealing portion 32 is in sealing fit with the second fastening element 2421. Through the form of directly designing into two support arms 321 with second sealing portion 32, have the interval and form opening 33 between two support arms 321, this kind of mode simple structure, the shaping is convenient, and opening 33 size is enough big, even can guarantee to seal up the pad 30 deformation in the installation, can not block up the hole 22 that leaks to effectively guarantee the ability of socket 20 drainage ponding, and then improve the safety in utilization performance of taking the battery of socket.

On the basis of the above embodiment, further, the sealing member may further include a sealant layer, and the socket body 20, the sealing gasket 30 and the battery case 10 may be bonded together by the sealant layer. In this embodiment, by further providing a sealant layer, the sealing reliability between the socket body 20 and the battery case 10 can be further ensured, and the waterproof performance can be improved.

As shown in fig. 3, the battery case 10 may have a glue groove 40 on a side facing away from the insertion direction of the terminal insertion cavity 21, and the glue groove 40 may be used to accommodate a sealant layer. This embodiment is through setting up gluey groove 40, can increase sealed gluey capacity, make sealed glue film's sealed effect better, and will glue groove 40 and set up the one side that deviates from the terminal direction of inserting that inserts chamber 21 on battery case 10, make under the installation status of socket 20 installation on battery case 10, can not see gluey groove 40 in the outward appearance, when guaranteeing socket 20 installation stability and waterproof performance, improve the holistic pleasing to the eye degree of battery.

The socket body 20 of the battery with socket provided in the above embodiment may be installed in the following order: firstly, the socket body 20 with the sealing gasket 30 is placed in an installation groove of the upper cover of the battery, then the first fastening piece 2411 (screw) is tightened, the socket body 20 can be pre-fixed, the sealing gasket 30 is pre-tightened from top to bottom, then the second fastening piece 2421 is tightened, the sealing gasket 30 is pressed from the side surface, at the moment, the sealing performance of the socket body 20 is still in risk, finally, the sealing gasket can be fully filled in the rubber groove 40 on the back surface of the battery shell 10, after the first fastening piece 2411 and the second fastening piece 2421 are locked, glue can be guaranteed not to seep out from the matching position of the sealing gasket 30 and the battery shell 10, and after the sealing gasket is completely dried, the socket body 20 can be in a completely sealed state.

In some embodiments, there is also provided a vehicle including a vehicle body on which the battery with a receptacle provided in the above embodiments is mounted.

The vehicle in this embodiment may be an electric vehicle, a balance car, an electric bicycle, a drift car, or the like, and is not particularly limited as long as the vehicle needs to be powered by a battery.

It should be noted that the structure and function of the battery with a receptacle in the vehicle provided in this embodiment are the same as those in the foregoing embodiment, and specific reference may be made to the description of the foregoing embodiment, which is not repeated in this embodiment.

Various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention 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 solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A socketed battery, comprising:

a battery case;

2. The socketed battery of claim 1, wherein the battery housing has a mounting slot, the socket body being mounted within the mounting slot.

3. The socketed battery according to claim 1, wherein the socket body includes a terminal insertion portion and a connection portion, the terminal insertion cavity being formed at the terminal insertion portion, the connection portion being provided around the terminal insertion cavity, the socket body being connected with the battery case through the connection portion.

4. The socketed battery of claim 3, wherein the connecting portion comprises a first connecting portion and a second connecting portion, the first connecting portion and the second connecting portion having an included angle therebetween.

5. The socketed battery of claim 4, wherein the angle between the first connection portion and the second connection portion is between 80 ° and 100 °.

6. The socketed battery of claim 4, wherein the first connection portion is removably coupled to the battery housing by a first fastener and the second connection portion is removably coupled to the battery housing by a second fastener.

7. The socketed battery of claim 4, wherein the seal comprises a gasket including a first sealing portion compressed between the battery case and the first connection portion and a second sealing portion compressed between the battery case and the second connection portion.

8. The socketed battery according to claim 7, wherein the water leakage hole is provided at least in the second connecting portion, and the second sealing portion has an opening for the water leakage hole to escape.

9. The socketed battery of claim 8, wherein the second seal includes two arms that are each connected to the first seal, the two arms having a spacing therebetween, the spacing defining the opening.

10. The socketed battery of claim 7, wherein the seal further comprises a sealant layer, and the socket body, the gasket, and the battery housing are bonded together by the sealant layer.

11. The socketed battery according to claim 10, characterized in that a glue groove for accommodating the sealant layer is provided on the battery case on a side facing away from the insertion direction of the terminal insertion cavities.

12. The socketed battery of claim 3, wherein in a mounted state, the connecting portion is flush with an outer surface of the battery case.

13. The socketed battery of claim 4, wherein the battery housing includes a top surface and a side surface, the first connection portion being mounted to the top surface and the second connection portion being mounted to the side surface.

14. A vehicle comprising a vehicle body on which the battery with a receptacle according to any one of claims 1 to 13 is mounted.