CN212543454U

CN212543454U - Wireless charging cabinet

Info

Publication number: CN212543454U
Application number: CN202021113402.XU
Authority: CN
Inventors: 吴大勇
Original assignee: Beijing Qisheng Technology Co Ltd
Current assignee: Beijing Qisheng Technology Co Ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-02-12
Anticipated expiration: 2030-06-16

Abstract

The embodiment of the utility model discloses wireless cabinet that charges, including at least one storehouse and the wireless transmission subassembly that charges of charging. The charging bin comprises a cavity and an elastic membrane arranged at the opening of the cavity, liquid is contained in the cavity, the elastic membrane is used for sealing the opening and bearing a battery, so that the battery can enter the cavity in a liquid isolation mode to be charged through the wireless charging transmitting assembly. The embodiment of the utility model provides a wireless cabinet that charges can guarantee to be in the best constant temperature environment all the time among the battery charging process to when the battery high temperature that results in breaking down, catching fire, the condition such as overheated, put out a fire the cooling in real time, guarantee charging process's safety.

Description

Wireless charging cabinet

Technical Field

The utility model relates to a wireless technical field that charges especially relates to a wireless cabinet that charges.

Background

In the process of charging the battery, the external environment is too low, and the battery itself is short-circuited and damaged, so that the battery has hidden troubles of temperature rise, ignition and even explosion during the charging process, and the safety performance of the battery is affected.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a wireless cabinet that charges aims at guaranteeing the safety of the charging process of battery.

In a first aspect, the embodiment of the present invention provides a wireless charging cabinet for charging a battery including a wireless charging receiving coil, including:

at least one charging chamber, which comprises a cavity with an opening and an elastic membrane arranged at the opening, wherein the cavity is used for containing liquid, the elastic membrane seals the opening and is used for bearing a battery, so that the battery can enter the cavity in a manner of being isolated from the liquid; and

and the wireless charging transmitting assembly is used for charging the battery entering the cavity.

Further, the wireless charging cabinet further comprises:

and the heating device is used for heating the liquid in the cavity.

Further, the heating device is arranged in the cavity, or the heating device is arranged outside the cavity and is in heat conduction connection with the bottom surface or the side wall of the cavity.

Further, the elastic membrane is configured to be depressed downward when the battery is carried until the battery is wholly or partially below the liquid level.

Further, the liquid is a non-flammable liquid.

Further, the elastic membrane material is configured to break when the surface temperature is above a preset threshold, such that the elastic membrane loses its sealing properties.

Further, the charging cabinet further comprises:

and the temperature sensor is used for detecting the temperature of the liquid in the charging bin.

Further, the temperature sensor is disposed on a side wall or a bottom surface within the cavity.

Further, when the elastic film is broken, the entire battery is lower than the liquid surface.

The embodiment of the utility model provides a wireless cabinet that charges include that at least one charges storehouse and wireless transmission subassembly that charges. The charging bin comprises a cavity and an elastic membrane arranged at the opening of the cavity, liquid is contained in the cavity, the elastic membrane is used for sealing the opening and bearing a battery, so that the battery can enter the cavity in a liquid isolation mode to be charged through the wireless charging transmitting assembly. The embodiment of the utility model provides a wireless cabinet that charges can guarantee to be in the best constant temperature environment all the time among the battery charging process to when the battery high temperature that results in breaking down, catching fire, the condition such as overheated, put out a fire the cooling in real time, guarantee charging process's safety.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:

fig. 1 is a schematic view of a wireless charging cabinet according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a wireless charging cabinet according to an embodiment of the present invention in a first direction;

fig. 3 is a cross-sectional view of a wireless charging cabinet according to an embodiment of the present invention in a second direction;

fig. 4 is a cross-sectional view of a wireless charging cabinet according to an embodiment of the present invention in a third direction;

fig. 5 is a schematic diagram of a charging process of the wireless charging cabinet according to an embodiment of the present invention;

fig. 6 is a cross-sectional view of a first direction of a charging process of the wireless charging cabinet according to an embodiment of the present invention;

fig. 7 is the utility model discloses the section view of first direction under the wireless cabinet charging process trouble condition that charges.

Detailed Description

The present invention will be described below based on examples, but the present invention is not limited to only these examples. In the following detailed description of the present invention, certain specific details are set forth in detail. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details. Well-known methods, procedures, components and circuits have not been described in detail so as not to obscure the present invention.

Further, those of ordinary skill in the art will appreciate that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.

Meanwhile, it should be understood that, in the following description, a "circuit" refers to a conductive loop constituted by at least one element or sub-circuit through electrical or electromagnetic connection. When an element or circuit is referred to as being "connected to" another element or element/circuit is referred to as being "connected between" two nodes, it may be directly coupled or connected to the other element or intervening elements may be present, and the connection between the elements may be physical, logical, or a combination thereof. In contrast, when an element is referred to as being "directly coupled" or "directly connected" to another element, it is intended that there are no intervening elements present.

Unless the context clearly requires otherwise, throughout the description, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".

In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Fig. 1 is the utility model discloses wireless charging cabinet's schematic diagram, as shown in fig. 1, the utility model discloses wireless charging cabinet includes at least one storehouse 10 and the wireless transmission subassembly 20 that charges, the storehouse 10 that charges is used for holding the battery that has the wireless receiving assembly that charges, wireless transmission subassembly 20 that charges is used for doing the battery that holds in the storehouse 10 that charges. Wherein, the storehouse 10 that charges is including having open-ended cavity 11 and setting up the elastic membrane 12 at the cavity opening part the utility model provides an in the embodiment, storehouse 10 that charges can be for the three-dimensional shape of cuboid, the interior cavity 11 that establishes of cylinder, cavity 11 also can be formed into shapes such as cylinder or cube for hold liquid, just cavity 11's opening setting is in directly over cavity 11. The elastic membrane 12 seals the opening and is used to carry the battery during charging.

In the embodiment of the present invention, the elastic membrane 12 has elasticity and a property of being broken in a high temperature state at a predetermined temperature. Wherein the elasticity can make the elastic membrane 12 generate recoverable deformation under the condition that the surface is applied with pressure, and the breakage at the preset temperature can be melting, cracking and the like. The elastic membrane 12 can be depressed downwards to enter liquid to heat the battery when bearing the battery due to the elasticity of the elastic membrane. After the battery is taken out, the elastic membrane 12 is isolated from the liquid due to the elastic recovery of the original shape, so that the material is prevented from changing due to long-term contact with the liquid. Alternatively, the material of the elastic membrane 12 may be elastic rubber, elastic silicone film, Polyurethane (PU) material, polyethylene naphthalate (PEN) material, or the like, and the elastic membrane 12 may be damaged when the temperature is too high to exceed a predetermined temperature threshold while having elasticity. From this, at the battery through the utility model discloses the in-process that the wireless cabinet that charges of embodiment, the elasticity of elastic membrane 12 can make its battery that bears get into under the effect of gravity in the cavity 12, will simultaneously elastic membrane 12 impresses in the cavity 11, promptly the battery can with the mode that liquid is kept apart enters into in the cavity 11, through wireless transmission assembly 20 that charges is to getting into the battery of cavity 11 charges.

Fig. 2 is a cross-sectional view of the wireless charging cabinet of the embodiment of the present invention in the first direction, as shown in fig. 2, the embodiment of the present invention provides a liquid 13 in a cavity 11. The liquid 13 may be non-flammable liquid such as water, room temperature molten salt, ethylene glycol, etc. having both heat conductivity and fire extinguishing performance, where the non-flammable liquid is liquid that does not react with the battery or liquid that reacts with the battery but does not generate flammable gas during the reaction process. The elastic membrane 12 carrying the battery is cracked, melted or damaged during the charging process, resulting in the liquid level of the liquid 13 being higher than the whole battery when the battery loses support and falls into the bottom of the cavity. So as to extinguish fire of the battery under the conditions of overheating, fire and the like during charging of the battery to avoid potential safety hazards.

Fig. 3 is a cross-sectional view of the wireless charging cabinet according to the embodiment of the present invention, as shown in fig. 3, the wireless charging cabinet further includes a heating device 14 for heating the liquid 13 in the cavity 11. Optionally, in the embodiment of the present invention, the heating device 14 may be disposed on the bottom surface and the side wall in the cavity 11, or disposed outside the cavity 11 and in heat conduction connection with the bottom surface or the side wall of the cavity 11. The heating means 14 are arranged in a position below the level of the liquid 13 so as to heat the liquid 13 during charging, so that the liquid 13 heats the batteries carried by the elastic membrane 12. Therefore, the battery is guaranteed to be charged in a constant temperature state, and potential safety hazards caused by too low temperature of the charging environment are avoided. Alternatively, the heating device 14 may be a ceramic heating rod, a heating wire, an infrared heating tube, or the like, which can heat liquid.

Fig. 4 is a sectional view of the wireless charging cabinet according to the embodiment of the present invention in the third direction. As shown in fig. 4, the wireless charging cabinet further includes a temperature sensor 15, and the temperature sensor 15 may be disposed on the bottom surface and the side wall of the cavity 11, or disposed outside the cavity 11 and thermally connected to the bottom surface or the side wall of the cavity 11. Temperature sensor 15's position is in liquid 13's liquid level below for detect in the storehouse of charging 10 liquid 13's temperature, in order to be in the storehouse of charging 10 internal temperature is opened when crossing excessively heating device 14 is right liquid 13 heats to guarantee the best ambient temperature that charges, and liquid 13 temperature is greater than and judges the high temperature when predetermineeing the threshold value, sends the warning, avoids the potential safety hazard because of temperature variation leads to.

Fig. 5 is the schematic diagram of the charging process of the wireless charging cabinet, as shown in fig. 5, the wireless charging battery 30 is passing through the wireless charging cabinet, and when charging, it is put into a charging chamber 10 of the wireless charging cabinet. Because the charging bin 10 includes the cavity 11 that upwards opens and the sealed elastic membrane 12 that covers cavity 11, wireless rechargeable battery 30 places in the charging process elastic membrane 12 top to make through self action of gravity the elastic membrane 12 is deformation downwards, makes elastic membrane 12 bear wireless rechargeable battery 30 gets into inside the cavity 11 of charging bin 10, through wireless transmission assembly 20 that charges to the wireless rechargeable battery 30 who gets into cavity 11.

Fig. 6 is a cross-sectional view of the first direction of the wireless charging cabinet charging process of the embodiment of the present invention. As shown in fig. 6, the wireless rechargeable battery 30 is in the process of charging the wireless charging cabinet, the elastic membrane 12 supports the wireless rechargeable battery 30 and enters the cavity 11 of the charging chamber 10, and the whole or part of the wireless rechargeable battery 30 is lower than the liquid level of the liquid 13, so that the wireless rechargeable battery 30 is heated by the liquid 13. In the charging process, the temperature sensor 15 may detect the current temperature of the liquid 13 in real time, and when the temperature is too low, the liquid 13 is heated by the heating device 14, so as to ensure that the wireless rechargeable battery 30 is charged in an optimal constant temperature state. Meanwhile, when the temperature sensor 15 detects that the current temperature of the liquid 13 is too high, the heating device 14 can be turned off, so that potential safety hazards are avoided.

Fig. 7 is the utility model discloses the section view of first direction under the wireless cabinet charging process trouble condition that charges. As shown in fig. 7, wireless rechargeable battery 30 is in the process of charging through the embodiment of the present invention, if the metal lithium dendrite separated out from the battery short circuit, damage or lithium battery pierces the membrane and other faults, the temperature of wireless rechargeable battery 30 will continuously rise. When the wireless rechargeable battery reaches a predetermined temperature threshold, the elastic membrane 12 carrying the wireless rechargeable battery 30 may crack, melt or break under the high temperature condition 2, resulting in loss of the sealing property and failure to carry the wireless rechargeable battery 30. The wireless rechargeable battery 30 which loses the load will fall into the bottom of the cavity 11 under the action of its own gravity, and at this time, the liquid level of the liquid 13 in the cavity 11 is higher than the whole wireless rechargeable battery 30, so as to prevent the wireless rechargeable battery 30 from burning or even exploding in a high temperature state. Optionally, when the liquid 13 in the cavity 11 is heated due to the high temperature state of the wireless rechargeable battery 30, the temperature sensor 15 detects the temperature of the liquid 13 in real time, and sends out an alarm when the temperature of the liquid 13 exceeds a preset alarm threshold, so that a worker can timely deal with the fault.

The embodiment of the utility model provides a wireless cabinet that charges can guarantee that the battery charging in-process is in the best constant temperature environment all the time, include do under low temperature environment the battery heaies up to and right under high temperature environment the battery cooling. Meanwhile, when the battery is in high temperature, fire, overheat and the like caused by faults, the fire is extinguished and the temperature is reduced in real time. Therefore, the wireless charging cabinet can prevent potential safety hazards in the charging process and ensure the safety of the charging process.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A wireless charging cabinet for charging a battery including a wireless charging receive coil, comprising:

2. The wireless charging cabinet of claim 1, further comprising:

and the heating device is used for heating the liquid in the cavity.

3. The wireless charging cabinet according to claim 2, wherein the heating device is disposed inside the cavity, or the heating device is disposed outside the cavity and is in heat conduction connection with a bottom surface or a side wall of the cavity.

4. A wireless charging cabinet according to claim 1, wherein the flexible membrane is configured to be depressed downwardly when carrying the battery until the battery is wholly or partially below the liquid level.

5. The wireless charging cabinet according to claim 1, wherein the liquid is a non-flammable liquid.

6. A wireless charging cabinet according to claim 5, wherein the elastic membrane material is arranged to break when the surface temperature is above a preset threshold, such that the elastic membrane loses its sealing properties.

7. The wireless charging cabinet of claim 1, further comprising:

8. The wireless charging cabinet of claim 7, wherein the temperature sensor is disposed on a side wall or a bottom surface within the cavity.

9. The wireless charging cabinet according to claim 6, wherein when the elastic film is broken, the entire battery is below the liquid level.