CN217448770U - Battery pack with fire-fighting function and energy storage device - Google Patents
Battery pack with fire-fighting function and energy storage device Download PDFInfo
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- CN217448770U CN217448770U CN202221151763.2U CN202221151763U CN217448770U CN 217448770 U CN217448770 U CN 217448770U CN 202221151763 U CN202221151763 U CN 202221151763U CN 217448770 U CN217448770 U CN 217448770U
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Abstract
The utility model provides a battery pack with a fire-fighting function and an energy storage device, wherein the battery pack with the fire-fighting function comprises a box body, a fire-fighting assembly and at least one battery module are arranged in the box body, and the fire-fighting assembly comprises a detector, a controller and a fire extinguisher which are electrically connected in sequence; the detector is used for detecting environmental parameters in the battery, and the controller receives a detection signal of the detector and feeds back and controls the work of the fire extinguisher. The utility model discloses a set up the fire control subassembly in the box of battery package, detect the environmental parameter in the box, when the battery package takes place the thermal runaway, the development of avoiding the thermal runaway is serious in the first time control fire extinguisher work, has characteristics such as timely, quick and stable.
Description
Technical Field
The utility model belongs to the technical field of the battery, a battery package and energy memory with fire control function is related to.
Background
The detector of the fire-fighting system of the existing energy storage device is generally installed at the top of the container at intervals, and after the fire condition is detected, the spray head at the top of the container sprays fire-extinguishing agent. The detector quantity that disposes in this kind of fire control scheme is less and keep away from the fire source, can't control the condition of a fire at the very first time that battery takes place thermal runaway, and when the top detector detected the condition of a fire, the conflagration had developed comparatively serious state. And the position that can't accurate control medicament sprays, this scheme only can spray to container is whole, and the medicament consumption is big and fire control effect is poor.
In addition, the existing medicament bottles for containing the medicament are configured in a container, the fire extinguishing medicament can reach the fire-starting position only through a large number of pipelines, and the liquid pressure may be lost in the process, so that the spraying pressure is reduced, and the fire extinguishing effect is influenced. Also, routine maintenance of the pipeline requires a great deal of effort.
Therefore, how to provide a fire fighting structure, which can effectively take fire extinguishing measures in real time, is a technical problem which needs to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a battery package and energy memory with fire control function, through set up the fire control subassembly in the box of battery package, detect the environmental parameter in the box, when the battery package takes place the thermal runaway, the first time control fire extinguisher work avoids the thermal runaway development serious, has characteristics such as timely, quick and stable.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a battery package with fire control function, battery package with fire control function includes the box, be provided with fire control subassembly and at least one battery module in the box, the fire control subassembly includes electric connection's detector, controller and fire extinguisher in proper order.
The detector is used for detecting environmental parameters in the battery, and the controller receives a detection signal of the detector and feeds back and controls the work of the fire extinguisher.
The utility model discloses a set up the fire control subassembly including detector, controller and fire extinguisher in the box of battery package, the detector is to the environmental parameter real-time detection in the battery package, and the controller receives the detected signal in the detector to judge the back according to predetermined fire parameter threshold value, send fire signal feedback control, fire extinguisher work is accomplished the operation of putting out a fire. The utility model discloses a set up the fire control subassembly in every battery package, can discover and handle the condition of a fire at the very first time that the conflagration takes place, prevent that the condition of a fire from taking place to stretch, moreover at the in-process of putting out a fire, need not to spray to the battery in the whole container and put out a fire, reduced the use of fire extinguishing agent to and the aftertreatment work of putting out a fire, in addition, the utility model discloses need not to set up the pipeline that is used for the fire control in energy memory, reduce the routine maintenance of fire control pipeline, avoid the fire extinguishing material moreover behind multistage pipeline and valve, spray the problem that pressure is not enough.
It should be noted that, the utility model discloses in do not do specific requirement and special restriction to the structure of box, the box includes bottom plate, roof, front panel, rear panel and two curb plates, optionally, the box can be integral type structure or pin-connected panel structure.
As a preferred technical scheme of the utility model, the fire extinguisher set up in between battery module and the box, fire extinguishing material is spouted to the box internal to the fire extinguisher.
It should be noted that the utility model discloses do not do concrete requirement and special restriction to fire extinguishing materials, the reasonable setting of field technical personnel according to battery material, for example, fire extinguishing materials can be perfluor hexanone, sprays to each position of box after the blowout to can vaporize the heat absorption and cool down the ignition and put out a fire, can not damage the battery module moreover.
As a preferred technical scheme of the utility model, the fire extinguisher includes medicament bottle and nozzle, the nozzle sets up on the medicament bottle, the blowout direction of nozzle is towards the battery module.
Optionally, the utility model discloses be provided with at least one nozzle on the traditional chinese medicine agent bottle, the medicament nozzle is linear and arranges to towards the battery module, all be provided with the solenoid valve on the nozzle, the solenoid valve is connected with the controller communication, and according to the signal that the controller sent, the solenoid valve is opened and is sprayed fire extinguishing material to the battery module.
As a preferred technical scheme of the utility model, be provided with the fan with controller electric connection on the box, the controller control the rotational speed of fan.
The utility model discloses a set up the fan, do not take place the conflagration problem at the battery package to when there is the conflagration risk, utilize fan work, cool down to battery inside, reduce the conflagration risk.
As a preferred technical scheme of the utility model, the outer wall of box is provided with the audible-visual annunciator with controller electric connection, the controller control audible-visual annunciator sends alarm signal.
It should be noted that, the utility model discloses the alarm signal that well audible-visual annunciator sent can be predetermine according to the fault type, for example, there is fire risk in the detector detects the battery package, nevertheless not conflagration breaks out, controller control fan work, and in the fan work, send early warning signal to audible-visual annunciator, audible-visual annunciator sends early warning sound (risk early warning) and opens early warning light (orange), furthermore, if the detector detects that the interior conflagration risk that has taken place of battery package, controller control fan and fire extinguisher work, and send fire signal to audible-visual annunciator, audible-visual annunciator sends conflagration sound (the conflagration breaks out) and opens conflagration warning light (red).
As a preferred technical scheme of the utility model, fan and audible-visual annunciator all set up in the front panel of box.
As a preferred technical scheme of the utility model, the controller is provided with the judging module, the judging module is used for receiving the detected signal of detector to the operating condition of fire extinguisher and fan is judged in the feedback.
The utility model discloses an add the judging module, set up the judgement threshold value of detected signal in the judging module, judge the threshold value including the detection threshold value (detected signal's judgement numerical value), and the numerical value change threshold value (detected signal's unit interval change numerical value), if the detected signal of detector all is less than the judgement threshold value, then judge no fire risk in the battery package, if the detected signal of detector is in between first judgement threshold value and the second judgement threshold value, then send early warning signal, controller feedback control fan starts, and audible-visual annunciator sends early warning signal, if the detected signal of detector reaches the second judgement threshold value, then send fire signal, controller feedback control fire extinguisher starts to spray and puts out a fire, and audible-visual annunciator sends fire signal.
As an optimal technical scheme of the utility model, the controller is integrated set up in on the BMS mainboard of battery module. The BMS represents, among others, a battery management system.
The utility model discloses a with the integrated setting of controller and BMS mainboard to controller and BMS mainboard communication are connected, when the conflagration risk that takes place, directly send shutdown signal to the BMS mainboard, with battery package stop work.
As a preferred technical scheme of the utility model, the detector includes temperature sensor, smoke transducer, VOC sensor and carbon monoxide sensor.
In a second aspect, the utility model provides an energy storage device, energy storage device includes the container, be provided with as the first aspect in the container battery package with fire control function.
The utility model discloses an adopt the battery package that has the fire control function to can guarantee whole energy memory's fire behavior, further, after taking place the thermal runaway, according to audible-visual annunciator position, fix a position the battery package of thermal runaway fast, thereby realize accurate processing.
Exemplarily, a fire fighting method of the battery pack with the fire fighting function and the energy storage device is provided, and the fire fighting method specifically includes the following steps:
when the battery pack is out of control due to heat, the temperature sensor, the smoke sensor, the VOC sensor and the carbon monoxide sensor in the pack respectively detect the temperature, smoke, VOC and carbon monoxide concentration in the box body and send the detected signals to the controller, the judging module judges the fire risk condition according to the detected signals and sends out a fire-free signal, a pre-warning signal and a fire signal, and when the pre-warning signal and the fire signal are sent out, the output of the battery pack is cut off;
under the state of the early warning signal, the controller controls the fan to start, the audible and visual alarm sends out the early warning signal and cuts off the output of the battery pack;
under the fire signal state, the controller controls the fire extinguisher to spray and extinguish fire as far as possible, the audible and visual alarm sends out a fire signal, and the output of the battery pack is cut off.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a set up the fire control subassembly including detector, controller and fire extinguisher in the box of battery package, the detector is to the environmental parameter real-time detection in the battery package, and the controller receives the detected signal in the detector to judge the back according to predetermined fire parameter threshold value, send fire signal feedback control, fire extinguisher work is accomplished the operation of putting out a fire. The utility model discloses a set up the fire control subassembly in every battery package, can discover and handle the condition of a fire at the very first time that the conflagration takes place, prevent that the condition of a fire from taking place to stretch, moreover at the in-process of putting out a fire, need not to spray to the battery in the whole container and put out a fire, reduced the use of fire extinguishing agent to and the aftertreatment work of putting out a fire, in addition, the utility model discloses need not to set up the pipeline that is used for the fire control in energy memory, reduce the routine maintenance of fire control pipeline, avoid the fire extinguishing material moreover behind multistage pipeline and valve, spray the problem that pressure is not enough.
Drawings
Fig. 1 is a schematic view of an internal structure of a battery pack with a fire protection function according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a front panel structure of a battery pack with a fire protection function according to an embodiment of the present invention.
Wherein, 1-battery module; 2-a controller; 3-a fire extinguisher; 4-a fan; 5-audible and visual alarm.
Detailed Description
It is to be understood that in the description of the present invention, the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
It should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" or "connected" in the description of the present invention are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In a specific embodiment, the utility model provides a battery package with fire control function, as shown in fig. 1, battery package with fire control function includes the box, be provided with fire control subassembly and at least one battery module 1 in the box, the fire control subassembly includes electric connection's detector, controller 2 and fire extinguisher 3 in proper order. The detector is used for detecting environmental parameters in the battery, and the controller 2 receives a detection signal of the detector and feeds back and controls the work of the fire extinguisher 3.
Optionally, the box body includes a bottom plate, a top plate, a front panel, a rear panel and two side plates, and optionally, the box body may be an integrated structure or a split mounting structure.
Specifically, fire extinguisher 3 set up in between battery module 1 and the box, fire extinguishing material is spouted to the box to fire extinguisher 3, and further, fire extinguisher 3 includes medicament bottle and nozzle, the nozzle sets up on the medicament bottle, the blowout direction of nozzle is towards battery module 1. For example, the fire extinguishing material can be perfluorohexanone, which is sprayed to all parts of the box body, can be vaporized to absorb heat to cool and extinguish the fire at the ignition point, and can not damage the battery module 1.
Optionally, the utility model discloses be provided with at least one nozzle on the traditional chinese medicine agent bottle, the medicament nozzle is linear and arranges to towards battery module 1, all be provided with the solenoid valve on the nozzle, the solenoid valve is connected with 2 communication of controller, according to the signal that controller 2 sent, the solenoid valve is opened and is sprayed fire extinguishing material to battery module 1.
Specifically, a fan 4 electrically connected with the controller 2 is arranged on the box body, and the controller 2 controls the rotating speed of the fan 4. The utility model discloses a set up fan 4, do not take place the conflagration problem at the battery package to when there is the conflagration risk, utilize fan 4 work, cool down to battery inside, reduce the conflagration risk.
Specifically, the outer wall of box is provided with audible-visual annunciator 5 with 2 electric connection of controller, controller 2 control audible-visual annunciator 5 sends alarm signal. The utility model discloses the alarm signal that well audible-visual annunciator 5 sent can be predetermine according to the fault type, for example, the detector detects that there is fire hazard in the battery package, but the conflagration does not take place, 4 work of controller 2 control fan, and in 4 work of fan, send early warning signal to audible-visual annunciator 5, audible-visual annunciator 5 sends early warning sound (risk early warning) and opens early warning light (orange), further, if the detector detects that the conflagration risk has taken place in the battery package, controller 2 control fan 4 and 3 work of fire extinguisher, and send fire signal to audible-visual annunciator 5, audible-visual annunciator 5 sends conflagration sound (the conflagration takes place) and opens conflagration warning light (red).
Specifically, the fan 4 and the audible and visual alarm 5 are both arranged on the front panel of the box body. The utility model discloses all set up fan 4 and audible-visual annunciator 5 at the front panel of box to in equipment to energy memory, this side has good ventilation performance and display effect.
Specifically, the controller 2 is provided with a judgment module, and the judgment module is used for receiving the detection signal of the detector and feeding back and judging the working states of the fire extinguisher 3 and the fan 4.
The utility model discloses an add the judging module, set up the judgement threshold value of detected signal in the judging module, judge the threshold value including the detection threshold value (detected signal's judgement numerical value), and the numerical value change threshold value (detected signal's unit interval change numerical value), if the detected signal of detector all is less than the judgement threshold value, then judge no fire risk in the battery package, if the detected signal of detector is in between first judgement threshold value and the second judgement threshold value, then send early warning signal, 2 feedback control fans of controller 4 start, and audible-visual annunciator 5 sends early warning signal, if the detected signal of detector reaches the second judgement threshold value, then send fire signal, 2 feedback control extinguishers of controller 3 start to spray and put out a fire, and audible-visual annunciator 5 sends fire signal.
Specifically, the controller 2 is integrally provided on the BMS board of the battery module 1. The utility model discloses a with controller 2 and the integrated setting of BMS mainboard to controller 2 and BMS mainboard communication connection, when the conflagration risk that takes place, directly send shutdown signal to the BMS mainboard, with battery package stop work.
In particular, the detector includes a temperature sensor, a smoke sensor, a VOC sensor and a carbon monoxide sensor.
The utility model also provides an energy memory, energy memory includes the container, be provided with foretell battery package that has the fire control function in the container.
The utility model discloses an adopt the battery package that has the fire control function to can guarantee whole energy memory's fire behavior, further, after taking place the thermal runaway, according to audible-visual annunciator 5 positions, fix a position the battery package of thermal runaway fast, thereby realize accurate processing.
Exemplarily, a fire fighting method of the battery pack with the fire fighting function and the energy storage device is provided, and the fire fighting method specifically includes the following steps:
when the battery pack is out of control due to heat, the temperature sensor, the smoke sensor, the VOC sensor and the carbon monoxide sensor in the pack respectively detect the temperature, smoke, VOC and carbon monoxide concentration in the box body and send the detected signals to the controller 2, the judging module judges the fire risk condition according to the detected signals and sends out a fire-free signal, a pre-warning signal and a fire signal, and when the pre-warning signal and the fire signal are sent out, the output of the battery pack is cut off;
under the state of the early warning signal, the controller 2 controls the fan 4 to start, the audible and visual alarm 5 sends out the early warning signal and cuts off the output of the battery pack;
under the fire signal state, the controller 2 controls the fire extinguisher 3 to spray and extinguish fire as far as possible, the audible and visual alarm 5 sends out a fire signal, and the output of the battery pack is cut off.
Through a specific embodiment, the utility model discloses a set up the fire control subassembly including detector, controller 2 and fire extinguisher 3 in the box of battery package, the detector is to the environmental parameter real-time detection in the battery package, and controller 2 receives the detected signal in the detector to judge the back according to predetermined conflagration parameter threshold value, send conflagration signal feedback control, fire extinguisher 3 works, accomplishes the operation of putting out a fire. The utility model discloses a set up the fire control subassembly in every battery package, can discover and handle the condition of a fire at the very first time that the conflagration takes place, prevent that the condition of a fire from taking place to stretch, moreover at the in-process of putting out a fire, need not to spray to the battery in the whole container and put out a fire, reduced the use of fire extinguishing agent to and the aftertreatment work of putting out a fire, in addition, the utility model discloses need not to set up the pipeline that is used for the fire control in energy memory, reduce the routine maintenance of fire control pipeline, avoid the fire extinguishing material moreover behind multistage pipeline and valve, spray the problem that pressure is not enough.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. A battery pack with a fire-fighting function is characterized by comprising a box body, wherein a fire-fighting assembly and at least one battery module are arranged in the box body, and the fire-fighting assembly comprises a detector, a controller and a fire extinguisher which are electrically connected in sequence;
the detector is used for detecting environmental parameters in the battery, and the controller receives a detection signal of the detector and feeds back and controls the work of the fire extinguisher.
2. The battery pack with the fire fighting function according to claim 1, wherein the fire extinguisher is disposed between the battery module and the box body, and the fire extinguisher sprays fire extinguishing material into the box body.
3. The battery pack with the fire fighting function according to claim 1, wherein the fire extinguisher includes a medicine bottle and a nozzle, the nozzle is disposed on the medicine bottle, and an ejection direction of the nozzle faces the battery module.
4. The battery pack with the fire fighting function according to claim 1, wherein a fan electrically connected to a controller is disposed on the case, and the controller controls a rotation speed of the fan.
5. The battery pack with the fire fighting function according to claim 4, wherein an audible and visual alarm electrically connected with a controller is arranged on the outer wall of the box body, and the controller controls the audible and visual alarm to send out an alarm signal.
6. The battery pack with the fire fighting function according to claim 5, wherein the fan and the audible and visual alarm are both provided on a front panel of the case.
7. The battery pack with the fire fighting function according to claim 4, wherein the controller is provided with a judgment module for receiving the detection signal of the detector and feeding back and judging the working states of the fire extinguisher and the fan.
8. The battery pack with a fire fighting function according to claim 1, wherein the controller is integrally provided on a BMS motherboard of the battery module.
9. The fire fighting functional battery pack according to claim 1, wherein the detector includes a temperature sensor, a smoke sensor, a VOC sensor, and a carbon monoxide sensor.
10. An energy storage device, characterized in that the energy storage device comprises a container, and the battery pack with fire-fighting function as claimed in any one of claims 1-9 is arranged in the container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221151763.2U CN217448770U (en) | 2022-05-13 | 2022-05-13 | Battery pack with fire-fighting function and energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221151763.2U CN217448770U (en) | 2022-05-13 | 2022-05-13 | Battery pack with fire-fighting function and energy storage device |
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| Publication Number | Publication Date |
|---|---|
| CN217448770U true CN217448770U (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221151763.2U Active CN217448770U (en) | 2022-05-13 | 2022-05-13 | Battery pack with fire-fighting function and energy storage device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115770371A (en) * | 2022-11-23 | 2023-03-10 | 西安奇点能源股份有限公司 | Starting device of thermal runaway early-stage restraining system of energy storage battery pack |
-
2022
- 2022-05-13 CN CN202221151763.2U patent/CN217448770U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115770371A (en) * | 2022-11-23 | 2023-03-10 | 西安奇点能源股份有限公司 | Starting device of thermal runaway early-stage restraining system of energy storage battery pack |
| CN115770371B (en) * | 2022-11-23 | 2023-11-24 | 西安奇点能源股份有限公司 | Early suppression system starting device for out-of-control energy storage battery Bao Re |
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