CN213501893U

CN213501893U - Charging cabinet

Info

Publication number: CN213501893U
Application number: CN202021752430.6U
Authority: CN
Inventors: 吴大勇
Original assignee: Beijing Qisheng Technology Co Ltd
Current assignee: Beijing Qisheng Technology Co Ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-06-22
Anticipated expiration: 2030-08-20

Abstract

The embodiment of the utility model discloses cabinet charges, including the first box that holds the fire control medium, set up in first box below and including the cabinet body in at least one storehouse of charging and set up the second box in cabinet body below. The first box body is connected with the charging bins through a first pipeline system and used for guiding fire-fighting media into the corresponding charging bins in a first temperature state. The second box is connected with each charging bin through a second pipeline system and is used for guiding fire-fighting media flowing into the corresponding charging bin into the second box. The first tank and the second tank are connected by a circulation pipe provided with a water pumping device for pumping the fire-fighting medium flowing into the second tank to the first tank after filtering. The embodiment of the utility model provides a can be leading-in with the fire control medium when charging the storehouse internal temperature high to play the effect of putting out a fire. Simultaneously through with the leading-in second box of unnecessary fire-fighting medium, retrieve again and realize the recycling of fire-fighting medium to first box, improve fire-fighting effect and practice thrift the fire-fighting medium.

Description

Charging cabinet

Technical Field

The utility model relates to an electromechanical field especially relates to a cabinet charges.

Background

With the popularization of electric vehicles, the safety problem of the battery charging process is a problem to be solved during the use of the electric vehicle. 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 cabinet charges aims at guaranteeing the safety of the charging process of battery.

In a first aspect, an embodiment of the present invention provides a charging cabinet, including:

a first tank for containing a fire-fighting medium;

the cabinet body is arranged below the first box body and comprises at least one charging bin formed into a cavity structure;

the second box body is arranged below the cabinet body;

the first pipeline system comprises a plurality of first pipelines corresponding to the number of the charging bins, one end of each first pipeline is connected with the corresponding first box body, and the other end of each first pipeline extends into the corresponding charging bin and is used for guiding the fire-fighting medium in the corresponding first box body into the corresponding charging bin when the charging bin is in a first temperature state;

the second pipeline system comprises a plurality of second pipelines corresponding to the number of the charging bins, one end of each second pipeline is connected with the second box body, and the other end of each second pipeline is connected with the charging bin and used for guiding the fire-fighting medium flowing into the corresponding charging bin into the second box body;

and one end of the circulating pipe is connected with the first box body, the other end of the circulating pipe extends into the second box body, and one end of the circulating pipe extending into the second box body is provided with a filtering device and a water pumping device for filtering the fire-fighting medium flowing into the second box body and pumping the fire-fighting medium into the first box body.

Further, the charging bin comprises a first connecting hole arranged at the top and a second connecting hole arranged at the bottom;

one end of the first pipeline extends into the charging bin through the first connecting hole;

the second pipeline is connected with the charging bin through a second connecting hole.

Further, the first connecting hole is arranged at the top of the charging bin or the top end of the side portion, and the second connecting hole is arranged at the bottom of the charging bin or the bottom end of the side portion.

Furthermore, one section of the first pipeline extending into the charging bin is provided with a fire-fighting nozzle, and the fire-fighting nozzle is opened when the charging bin is in a first temperature state and is closed when the charging bin is in a second temperature state.

Furthermore, each charging bin also comprises a corresponding battery accommodating bin position;

the battery accommodating bin is a hollow box structure which is opened upwards and provided with a water outlet hole on the side wall, is arranged in the charging bin and is used for accommodating a battery;

the position of apopore is higher than the upper surface of battery for when the fire-fighting medium liquid level rises to the apopore position derive the fire-fighting medium the battery holds the position in storehouse.

Further, the bottom of the charging bin is also provided with a conveying device for conveying the battery accommodating bin position to enter the charging bin or leave the charging bin.

Further, the battery holds the position in storehouse and has preset inclination, the apopore sets up the lower one side of battery holds the position in storehouse.

Furthermore, a first liquid level sensor is arranged in the first box body and used for triggering a supplementary alarm when the liquid level of the fire-fighting medium in the first box body is lower than a preset position.

Furthermore, the second box is provided with a second liquid level sensor for starting the water pumping device when detecting that the fire-fighting medium enters the second box, and triggering a fire-fighting alarm.

Further, the fire-fighting medium is water.

The embodiment of the utility model provides a including the first box that holds the fire control medium, set up in first box below and including the cabinet body in at least one storehouse of charging and set up the second box in cabinet body below. The first box body is connected with the charging bins through a first pipeline system and used for guiding fire-fighting media into the corresponding charging bins in a first temperature state. The second box is connected with each charging bin through a second pipeline system and is used for guiding fire-fighting media flowing into the corresponding charging bin into the second box. The first tank and the second tank are connected by a circulation pipe provided with a water pumping device for pumping the fire-fighting medium flowing into the second tank to the first tank after filtering. The embodiment of the utility model provides a can be leading-in with the fire control medium when charging the storehouse internal temperature high to play the effect of putting out a fire. Simultaneously through with the leading-in second box of unnecessary fire-fighting medium, retrieve again and realize the recycling of fire-fighting medium to first box, improve fire-fighting effect and practice thrift the fire-fighting medium.

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 perspective view of a charging cabinet according to an embodiment of the present invention;

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

fig. 3 is a schematic cross-sectional view of a charging chamber according to an alternative implementation manner of an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a charging chamber according to another alternative implementation manner of the embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of a battery accommodating compartment according to an embodiment of the present invention;

fig. 6 is a schematic cross-sectional view of a first case according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of a second casing according to an embodiment of the present invention;

fig. 8 is a schematic diagram of a control system according to an embodiment of the present invention.

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.

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 a perspective view of the charging cabinet of the embodiment of the present invention. As shown in fig. 1, the charging cabinet includes a first box 10, a cabinet 11 and a second box 12, the first box 10 is disposed above the cabinet 11, and the second box 12 is disposed below the cabinet 11. The cabinet 11 further includes a plurality of charging compartments 13, and the charging compartments 13 are formed in a cavity structure for accommodating and charging the battery.

In the embodiment of the present invention, the first box 10 is communicated with the second box 12 and each of the charging compartments 13 of the cabinet 11. The second case 12 is also communicated with each of the charging compartments 13. In order to ensure the safety of the charging process and avoid the danger of fire, explosion and the like caused by overheating of the battery. In the charging process of the battery, when the temperature in the corresponding charging bin 13 rises due to the conditions of short circuit, damage and the like of the battery, the fire-fighting medium in the first box body 10 is introduced into the corresponding charging bin 13, and then the fire-fighting medium is recovered by the second box body 12 and is pumped into the first box body 10 again. The fire-fighting medium is continuously injected into the corresponding charging bin 13 in a circulating mode when potential safety hazards occur, and the heat is taken away more quickly through the flowing fire-fighting medium, so that the temperature is instantly reduced. Optionally, the fire-fighting medium may be water, antifreeze, or other liquid that can perform a cooling and fire-fighting function.

Fig. 2 is a schematic cross-sectional view of a charging cabinet according to an embodiment of the present invention, as shown in fig. 2, the charging cabinet further includes a first pipe system 14, a second pipe system and a circulating pipe 17.

In particular, said first duct system 14 comprises a plurality of first ducts 15 corresponding to the number of charging silos 13. One end of each first pipeline 15 is connected with the first box body 10, and the other end of each first pipeline extends into the charging bin 13. The second pipeline system comprises a plurality of second pipelines 16 corresponding to the number of the charging bins 13, one end of each second pipeline 16 is connected with the second box body 12, and the other end of each second pipeline is connected with the charging bins 13. One end of the circulation pipe 17 is connected to the first tank 10, and the other end thereof extends into the second tank 12. Further, the end of the circulation pipe 17 extending into the second tank 12 is provided with a filtering device 18 and a pumping device 19 for pumping the fire fighting medium flowing into the second tank 12 into the first tank 10 after filtering.

The embodiment of the utility model provides an in, for guaranteeing charging process safety among the battery charging process, when the storehouse 13 that charges is in first temperature state, leading-in with the fire control medium in the first box 10 through the first pipeline 15 of connection the storehouse 13 charges. The first temperature state is that the temperature in the charging bin 13 is greater than a temperature threshold. And the fire fighting medium flowing into the charging bin 13 is guided into the second tank 12 through a second pipe 16 connected to the charging bin 13 in a second pipe system. The second pipe 16 may guide all or a part of the fire fighting medium in the charging bin 13 into the second tank 12. The fire fighting medium introduced into the second tank 12 is pumped into the first tank 10 along the circulation pipe 17 by the pumping device 19 after being filtered by the filtering device 18. The fire fighting medium drawn into the first tank 10 is introduced into the charging chamber 13 again through the first pipe 15. Further, the pumping device 19 is used for pumping the fire fighting medium in the second tank 12 into the first tank 10, and may be provided at an end of the circulation pipe 17 extending into the first tank 10. Optionally, the fire-fighting medium in the first box 10 may cool and fire the plurality of charging chambers 13 at the same time.

Fig. 3 is a schematic cross-sectional view of a charging bin of an optional implementation manner according to an embodiment of the present invention. As shown in fig. 3, the charging bin 13 includes a first connection hole 20 and a second connection hole 21, the first pipe 15 extends from the first connection hole 20 into the charging bin 13, and the second pipe 16 is connected to the charging bin 13 through the second connection hole 21. Wherein, a section of the first pipeline 15 extending into the charging bin 13 from the first connection hole 20 is provided with a fire sprinkler 22, and the fire sprinkler 22 is opened when the charging bin 13 is in the first temperature state and is closed when the charging bin 14 is in the second temperature state. In this embodiment, the first temperature state is a state where the temperature in the charging bin is greater than a temperature threshold, and the second temperature state is a state where the temperature in the charging bin is not greater than the temperature threshold.

In the embodiment of the present invention, in order to ensure that the fire-fighting medium in the first box 10 can smoothly flow into the charging chamber 13, the first connection hole 20 may be disposed at the top of the charging chamber 13 or above the side wall. Meanwhile, in order to ensure that the fire-fighting medium entering the charging bin 13 can smoothly flow out of the charging bin 13, the electric structure in the charging bin 13 is prevented from being interfered, and the second connecting hole 21 can be arranged at the bottom of the charging bin 13 or below the side wall.

During the charging process, the battery is located inside the charging chamber 13 and placed below the first connection hole 20. In the normal charging process of the battery, the temperature in the charging bin 13 is not greater than a preset temperature threshold value, and the fire sprinkler 22 above the battery is in a closed state. When the battery is overheated due to short circuit, damage and other problems, the internal temperature of the charging bin 13 is higher than the temperature threshold. At this time, the fire nozzle 22 above the battery is triggered to open, and the fire-fighting medium in the first box 10 is sprayed into the charging bin 13 through the fire nozzle 22 under the action of gravity, so as to cool or extinguish the battery. In the cooling process, the fire-fighting medium which is sprayed into the charging bin 13 enters the second pipeline 16 from the second connecting hole 21 under the action of gravity and enters the second box body 12 along the second pipeline 16, so that the fire-fighting medium is prevented from affecting the electricity inside the charging cabinet. The fire-fighting medium introduced into the second tank 12 is pumped into the first tank 10 along the circulation pipe 17 by the pumping device 19 after being filtered by the filtering device 18, and is then sprayed into the charging chamber 13 again through the first pipe 15.

The embodiment of the utility model provides a mode through the fire control medium at

second box

12 and 11 inner loop of first box realizes lasting incessant cooling, the fire extinguishing to the battery, and has realized taking away the heat more fast through the fire control medium that flows to cool down instantaneously.

Fig. 4 is a schematic cross-sectional view of a charging bin according to another optional implementation manner of the embodiment of the present invention. As shown in fig. 4, the charging chamber 13 further includes a corresponding battery accommodating chamber 24 and a conveying device 26. The battery accommodating chamber 24 is inserted into the charging chamber 13 in the form of a drawer, and the conveying device 26 is used for conveying the battery accommodating chamber 24 into the charging chamber 13 or out of the charging chamber 13. The conveying device 26 may be a roller set including a plurality of rollers, or a fixed slide pre-arranged on the sidewall of the charging bin 13.

Specifically, the battery holds position of storehouse 24 for the cavity box structure that upwards opening and lateral wall were equipped with apopore 25 sets up inside the storehouse of charging 13 for hold the battery in charging process, and charge for the battery. In a state where the battery is placed in the battery accommodating chamber 24, the water outlet hole 25 is located higher than the upper surface of the battery. When the battery is overheated due to short circuit, damage and other problems, the internal temperature of the charging bin 13 is higher than the temperature threshold. At this time, the fire nozzle 22 above the battery is triggered to open, and the fire-fighting medium in the first box 10 is sprayed into the battery accommodating bin 24 from the fire nozzle 22 under the action of gravity, so as to cool or extinguish the battery. After the fire-fighting medium in the battery accommodating bin 24 completely soaks the battery, the water outlet hole 25 leads out the battery accommodating bin 24 when the liquid level rises to the water outlet position, and the fire-fighting medium flows into the charging bin 13 under the action of gravity. The fire fighting medium flowing into the charging bin 13 enters the second pipe 16 through the second connection hole 21 and enters the second box 12 along the second pipe 16 to prevent the fire fighting medium from affecting the electricity inside the charging cabinet. The fire-fighting medium introduced into the second tank 12 is pumped into the first tank 10 along the circulation pipe 17 by the pumping device 19 after being filtered by the filtering device 18, and is again poured into the battery housing compartment 24 by the first pipe 15.

The embodiment of the utility model provides an isolated oxygen of mode through using fire-fighting medium parcel battery avoids the battery burning. Meanwhile, the batteries are continuously cooled and extinguished in a mode that the fire-fighting medium circulates in the second box body 12 and the first box body 11, and the heat of the batteries is taken away more quickly through the flowing fire-fighting medium, so that the batteries are cooled instantly and quickly.

Fig. 5 is a schematic cross-sectional view of a battery accommodating compartment according to an embodiment of the present invention. As shown in fig. 5, after the fire-fighting medium completely wraps the battery in the battery accommodating chamber 24, the excess fire-fighting medium can be smoothly guided out of the battery accommodating chamber 24 through the water outlet 25. The embodiment of the utility model provides an in the battery holds position of storehouse 24 and has predetermined inclination. Namely, the battery holding bin 24 is in when the charging bin 13 is inside, the bottom surface of the battery charging bin 24 and the bottom surface of the charging bin 13 have a preset inclination angle, and the side surface of the water outlet hole 13 and the side surface of the charging bin 13 also have a preset inclination angle. The water outlet hole 25 is formed in the lower side of the battery accommodating bin 24, so that redundant fire-fighting media can be smoothly guided out of the battery accommodating bin 24.

Fig. 6 is a schematic cross-sectional view of the first box according to the embodiment of the present invention. As shown in fig. 6, a first liquid level sensor 27 is further disposed in the first tank 10 for detecting a liquid level in the first tank 27. When the first liquid level sensor 27 detects that the liquid level of the fire-fighting medium in the first box body is lower than the preset position, a supplement alarm is triggered to inform workers of supplementing the fire-fighting medium in the first box body 10 through the supplement alarm.

Fig. 7 is a schematic cross-sectional view of a second casing according to an embodiment of the present invention. As shown in fig. 7, a second liquid level sensor 28 is further disposed in the second tank 12 for detecting whether a fire-fighting medium enters the second tank. When the second level sensor 28 detects the entrance of the fire-fighting medium into the second tank 12, the pumping device is turned on to pump the fire-fighting medium entering the second tank 12 to the first tank 10. And simultaneously, triggering a fire alarm to inform workers of the high-temperature abnormity of the charging cabinet through the fire alarm, and needing further processing.

Fig. 8 is a schematic diagram of a control system according to an embodiment of the present invention. As shown in fig. 8, the controller is configured to receive the first status information and the second status information transmitted by the first liquid level sensor 27 and the second liquid level sensor 28. Wherein the first status information is used to characterize the reserve of fire-fighting medium in the first tank 10, and the second status information is used to characterize whether fire-fighting medium is present in the second tank 12. And when the controller judges that the fire-fighting medium in the first box body 10 is insufficient according to the first state information, a supplement alarm is sent to the terminal equipment used by the staff to prompt the staff to supplement the fire-fighting medium in time. When the controller judges that the second box body 12 enters the fire-fighting medium according to the second state information, the water pumping device 19 is controlled to be opened, and the fire-fighting medium is pumped into the first box body 10. Meanwhile, the controller sends a fire alarm to the terminal equipment used by the staff to prompt the staff that the charging cabinet is abnormal.

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 charging cabinet, comprising:

a first tank for containing a fire-fighting medium;

the second box body is arranged below the cabinet body;

2. The charging cabinet of claim 1, wherein the charging bin comprises a first connection hole and a second connection hole;

3. The charging cabinet according to claim 2, wherein the first connection hole is provided at a top end of the top or side portion of the charging bin, and the second connection hole is provided at a bottom end of the bottom or side portion of the charging bin.

4. The charging cabinet according to claim 1, wherein a section of the first pipe extending into the charging chamber is provided with a fire sprinkler, and the fire sprinkler is opened when the charging chamber is in the first temperature state and closed when the charging chamber is in the second temperature state.

5. The charging cabinet according to claim 1, wherein each charging compartment further comprises a corresponding battery receiving bay therein;

6. The charging cabinet according to claim 5, wherein the bottom of the charging bin is further provided with a conveying device for conveying the battery accommodating bin into or out of the charging bin.

7. The charging cabinet according to claim 5, wherein the battery accommodating chamber has a preset inclination angle, and the water outlet is disposed at a lower side of the battery accommodating chamber.

8. The charging cabinet according to claim 1, wherein a first liquid level sensor is provided in the first tank for triggering a supplementary alarm when the level of the fire-fighting medium in the first tank is lower than a preset level.

9. The charging cabinet of claim 1, wherein the second tank is provided with a second level sensor for turning on the water pumping device and triggering a fire alarm upon detecting the entry of a fire-fighting medium into the second tank.

10. The charging cabinet of claim 1, wherein the fire-fighting medium is water.