CN111821617A - Suspension type electric automobile conflagration protection device - Google Patents
Suspension type electric automobile conflagration protection device Download PDFInfo
- Publication number
- CN111821617A CN111821617A CN202010776595.5A CN202010776595A CN111821617A CN 111821617 A CN111821617 A CN 111821617A CN 202010776595 A CN202010776595 A CN 202010776595A CN 111821617 A CN111821617 A CN 111821617A
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- Prior art keywords
- fire
- protection device
- extinguishing
- driving
- detector
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/005—Delivery of fire-extinguishing material using nozzles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/42—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with mechanical connection between sensor and actuator, e.g. rods, levers
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire Alarms (AREA)
Abstract
The invention provides a suspension type electric automobile fire protection device which comprises a fire blanket, a driving part and a fire extinguishing part, wherein the driving part is arranged on the upper surface of the fire blanket, a driving gas source capable of generating high-pressure gas is filled in the driving part, the fire extinguishing part is arranged on the lower surface of the fire blanket, and a temperature sensing element is connected between the driving part and the fire extinguishing part. The protection device is arranged above the parking spaces of the electric automobiles in the parking lot, and when the protected electric automobiles generate smoke and catch fire, the protection device is quickly started to extinguish the fire of the electric automobiles and prevent the fire from spreading.
Description
Technical Field
The invention belongs to the field of battery fire safety, and particularly relates to a suspension type electric automobile fire protection device.
Background
The electric automobile is an automobile which independently or simultaneously adopts a storage battery as an energy storage power source, the storage battery is used as the energy storage power source, the electric motor is provided with electric energy through the battery, and the electric motor is driven to run, so that the automobile is pushed to run. The electric automobile is one of strategic emerging industries in China, the development is rapid in recent years, compared with the traditional gasoline automobile, as a power battery system in the electric automobile is composed of a plurality of single batteries, the danger of fire caused by short circuit and heating exists, and as huge energy is accumulated in the batteries, when the batteries are burnt, if the batteries are not timely subjected to fire extinguishing control, the danger of explosion is caused, particularly when the electric automobile is in a static state, the proportion of fire accidents is high, so that the safety problem of the electric automobile causes wide worry of government departments and consumers.
After the electric automobile is in fire, the strength is high, the combustion is rapid, flame comes from the interior of the power battery system, and particularly when the electric automobile in an underground parking lot is in fire, the fire is difficult to extinguish. The operation in the initial stage of fire is an effective measure for preventing serious and serious safety accidents caused by the fire of the battery of the electric automobile. At present, in places such as a closed parking lot, fire protection equipment for an electric vehicle is scarcely available, so that designing a fire protection device for an electric vehicle is a technical problem to be solved in the field.
Disclosure of Invention
In view of the above, the invention aims to provide a suspension type electric vehicle fire protection device, which is characterized in that a protection device is arranged above a parking space of an electric vehicle, when the electric vehicle has thermal runaway behaviors such as smoking, fire and the like, a detector quickly excites a driving device and a fire extinguishing device to act, a sound alarm is given out, a fire extinguishing blanket is enabled to quickly cover the electric vehicle to prevent the fire from spreading, and meanwhile, the fire extinguishing device quickly extinguishes the fire of the electric vehicle to achieve triple effects of extinguishing the open fire, preventing reignition and preventing spreading.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the utility model provides a suspension type electric automobile conflagration protection device, includes fire blanket, drive division and fire extinguishing portion, the drive division sets up the upper surface at the fire blanket, and its inside driving air source that is filled with and can produce high-pressure gas, fire extinguishing portion sets up in the lower surface of fire blanket, be connected temperature sensing element between drive division and the fire extinguishing portion.
Further, the drive portion includes first casing, the drive air supply includes response medicament and drive medicament, and the two is adorned respectively in first casing, a plurality of air jets have been seted up to the lateral wall of first casing.
Furthermore, the fire extinguishing portion comprises a second shell, fire extinguishing chemicals are filled in the second shell, a detector is arranged at the bottom of the second shell, a plurality of nozzles are formed in the surface of the bottom of the second shell, one end of the temperature sensing element penetrates through the fire extinguishing chemicals to be connected with the detector, and the other end of the temperature sensing element extends into the sensing chemicals in the driving portion.
Further, the temperature sensing element is a non-electric starting type temperature sensing element and comprises a thermosensitive wire, a fuse or a fuse cord.
Further, the detector is a smoke detector, a temperature detector or a combustible gas detector.
Furthermore, the periphery of the fire blanket is folded and is adhered to the upper surface of the driving part through an adhesive.
Furthermore, the pressure of the generated gas after the reaction of the driving medicament in the driving part is 1-4.5 MPa.
Further, the fire extinguishing density generated by the fire extinguishing part is not more than 30g/m3The total weight does not exceed 800 g.
Furthermore, the top of drive division is connected with the telescopic connecting rod, the top of connecting rod is provided with and is used for hanging the extinguishing device in the mounting panel at parking position top.
Compared with the prior art, the suspension type electric automobile fire protection device has the following advantages:
the protection device is arranged above the parking spaces of the electric automobiles in the parking lot, and when the protected electric automobiles generate smoke and catch fire, the protection device is quickly started to extinguish the fire of the electric automobiles and prevent the fire from spreading.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic overall structure diagram of a suspension type electric vehicle fire protection device according to an embodiment of the invention;
FIG. 2 is a schematic structural view of a fire extinguishing unit according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a driving portion according to an embodiment of the invention.
Description of reference numerals:
1. mounting a plate; 2. a connecting rod; 3. a fire blanket; 4. driving an air source; 5. a fire extinguishing unit; 6. An adhesive; 7. a heat-sensitive wire; 8. a detector; 9. a thermal aerosol generating agent; 10. a nozzle; 11. An induction agent; 12. a drive agent; 13. an air jet; 14. a first housing; 15. a second housing.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable 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 present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in figures 1-3, the suspension type electric automobile fire protection device installed on the ceiling of the parking lot mainly comprises an installation component, a fire blanket 3, a driving part, a fire extinguishing part 5 and a detector 8, wherein a temperature sensing element is connected between the driving part and the fire extinguishing part 5. The device is arranged above the parking space of the electric automobile in the parking lot, and when the protected electric automobile generates smoke and catches fire, the device is quickly started to extinguish the fire of the electric automobile and prevent the fire from spreading.
The temperature sensing element is a non-electric starting type temperature sensing element and comprises a thermosensitive wire, a fuse or a fuse cord. The temperature sensing element in this embodiment is a temperature sensing wire 7.
Specifically, the mounting assembly mainly comprises a mounting plate 1 and a connecting rod 2, the mounting plate 1 is connected with a ceiling above a parking space of the electric automobile or other fixing devices above the parking space of the electric automobile, the connecting rod 2 has scalability, the telescopic length is at least 0-3m, and the height of the device can be adjusted according to the situation of a car-holding yard.
The fire blanket 3 can resist high temperature of at least 1200 ℃, the periphery of the fire blanket 3 is folded and fixed on the upper surface of the driving part respectively, and the fire blanket can completely cover the electric automobile when being stretched. The fire blanket 3 accessible adhesive 6 bonds at the upper surface of drive division, also can be fixed through other fixed mode cooperations (like the form such as buckle cooperation or the joint is fixed at drive division surface behind the dead lever coiling fire blanket 3), and this embodiment adopts adhesive 6 to bond the fixed mode, and it can to guarantee to break away from the drive division at the high-pressure gas that drive medicament 12 produced with fire blanket 3.
The detector 8 is a detector 8 integrating at least two detection types of smoke, temperature and combustible gas.
The driving part mainly comprises a first shell 14, an induction medicament 11, a driving medicament 12 and an air jet 13, and can rapidly jet high-pressure gas, and the generated pressure is 1-4.5 MPa. Specifically, the driving medicine 12 is filled in the center position of the first housing, and the driving medicine 12 is filled in the outer periphery of the driving medicine 12.
The fire extinguishing part 5 mainly comprises a second shell 15, a hot aerosol fire extinguishing agent and a nozzle 10, and the fire extinguishing density generated by the hot aerosol fire extinguishing part 5 is not more than 30g/m3The total weight does not exceed 800 g. The detector 8 is installed at the bottom of the fire extinguishing part 5. The fire extinguishing agent used in the invention meets relevant national and industrial standards of China, and comprises solid chemical mixture of hot aerosol, cold aerosol or combination thereof, and if the fire extinguishing agent is hot aerosol, the fire extinguishing agent and the cold aerosol are all in the prior art, and the details are not repeated.
One end of the heat-sensitive wire 7 passes through the fire extinguishing agent to be connected with the detector 8, and the other end thereof extends into the sensing agent 11 in the driving part. When detecting that the electric automobile generates smoke and fire, the constant current can be output, so that the heat-sensitive wire 7 can rapidly generate heat and generate an audible alarm signal.
After the heat-sensitive wire 7 generates heat, the sensing agent 11 can be rapidly triggered to react, the sensing agent 11 produces high-temperature gas to trigger the driving agent 12 to react, a large amount of high-pressure gas is generated, the high-pressure gas is sprayed out from the gas nozzle 13 on the side surface of the first shell to promote the upper surface of the fire blanket 3, which is separated from the driving part, and simultaneously promote the fire blanket 3 to be completely stretched, and the fire blanket 3 freely falls down while being stretched due to the action of self gravity and covers the electric automobile.
When the heat-sensitive wire 7 is heated, the hot aerosol generating agent 9 can be rapidly excited to generate oxidation-reduction reaction to generate hot aerosol fire extinguishing agent, the hot aerosol fire extinguishing agent is sprayed out from a nozzle 10 at the bottom of the fire extinguishing device, and the fire extinguishing agent can reach fire extinguishing concentration in a total submerged environment formed by the electric automobile after being covered by the fire extinguishing blanket 3 along with the falling-extending-covering process of the fire extinguishing blanket 3, so that the electric automobile fire can be rapidly extinguished.
When the electric automobile has thermal runaway behaviors such as smoking and ignition, the following three main stages can be sequentially carried out, specifically as follows:
(1) the detector 8 acts: the detector 8 detects smoke, temperature or combustible gas signals, outputs stable current, causes the thermosensitive wire 7 to rapidly heat and gives out sound alarm;
(2) the driving part acts: after the heat-sensitive wire 7 is heated, the induction medicament 11 is ignited, and then the driving medicament 12 is excited to react to generate high-pressure gas which is sprayed out from the gas nozzle 13 at the side part, so that the fixed rod of the fire blanket 3 is separated from the driving device, and the fire blanket 3 is completely stretched, and the fire blanket 3 freely falls down while being stretched due to the self-gravity action and covers the electric automobile;
(3) the fire extinguishing unit 5 operates simultaneously with the driving unit: when the heat-sensitive wire 7 is heated, the hot aerosol generating agent 9 is rapidly excited to generate oxidation-reduction reaction to generate hot aerosol fire extinguishing agent, the hot aerosol fire extinguishing agent is sprayed out from a nozzle 10 at the bottom of the fire extinguishing device, and the fire extinguishing concentration is reached in the electric automobile total-submerged space covered by the fire extinguishing blanket 3, so that the electric automobile fire is quickly extinguished.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The utility model provides a suspension type electric automobile conflagration protection device which characterized in that: the fire-extinguishing blanket comprises a fire-extinguishing blanket, a driving part and a fire-extinguishing part, wherein the driving part is arranged on the upper surface of the fire-extinguishing blanket, a driving air source capable of generating high-pressure air is filled in the driving part, the fire-extinguishing part is arranged on the lower surface of the fire-extinguishing blanket, and a temperature sensing element is connected between the driving part and the fire-extinguishing part.
2. The suspended electric vehicle fire protection device of claim 1, wherein: the driving part comprises a first shell, the driving air source comprises an induction medicament and a driving medicament, the induction medicament and the driving medicament are filled in the first shell respectively, and a plurality of air nozzles are formed in the side wall of the first shell.
3. The suspended electric vehicle fire protection device of claim 1, wherein: the fire extinguishing portion comprises a second shell, fire extinguishing chemicals are filled in the second shell, a detector is arranged at the bottom of the second shell, a plurality of nozzles are formed in the surface of the bottom of the second shell, one end of the temperature sensing element penetrates through the fire extinguishing chemicals to be connected with the detector, and the other end of the temperature sensing element extends into sensing chemicals in the driving portion.
4. The suspended electric vehicle fire protection device of claim 1, wherein: the temperature sensing element is a non-electric starting type temperature sensing element and comprises a thermosensitive wire, a fuse or a fuse cord.
5. The suspended electric vehicle fire protection device of claim 3, wherein: the detector is a smoke detector, a temperature detector, a combustible gas detector or a composite fire detector.
6. The suspended electric vehicle fire protection device of claim 1, wherein: the periphery of the fire blanket is bonded on the upper surface of the driving part through adhesive after being folded.
7. The suspended electric vehicle fire protection device of claim 2, wherein: the pressure of the generated gas after the reaction of the driving medicament in the driving part is 1-4.5 MPa.
8. The suspended electric vehicle fire protection device of claim 3, wherein: the fire extinguishing density generated by the fire extinguishing part is not more than 30g/m3The total weight does not exceed 800 g.
9. The suspended electric vehicle fire protection device of claim 1, wherein: the top of drive division is connected with the telescopic connecting rod, the top of connecting rod is provided with and is used for hanging the extinguishing device in the mounting panel at parking position top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010776595.5A CN111821617A (en) | 2020-08-05 | 2020-08-05 | Suspension type electric automobile conflagration protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010776595.5A CN111821617A (en) | 2020-08-05 | 2020-08-05 | Suspension type electric automobile conflagration protection device |
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| Publication Number | Publication Date |
|---|---|
| CN111821617A true CN111821617A (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010776595.5A Pending CN111821617A (en) | 2020-08-05 | 2020-08-05 | Suspension type electric automobile conflagration protection device |
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| CN (1) | CN111821617A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113856101A (en) * | 2021-09-23 | 2021-12-31 | 朱金城 | Temperature sensing self-starting extinguishing device for electric vehicle |
-
2020
- 2020-08-05 CN CN202010776595.5A patent/CN111821617A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113856101A (en) * | 2021-09-23 | 2021-12-31 | 朱金城 | Temperature sensing self-starting extinguishing device for electric vehicle |
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