阅读说明：本技术 一种阻燃电池组 (Flame-retardant battery pack ) 是由 缪海 于 2019-11-06 设计创作，主要内容包括：本发明公开了一种阻燃电池组,属于新能源电池技术领域,包括电池组箱体、阻燃系统、控制系统、分隔系统和若干电池芯体,所述电池组箱体呈中空结构,所述分隔系统间隔设置在电池组箱体内,若干所述电池芯体分别设置在分隔系统之间,所述阻燃系统设置在电池组箱体内且包括储料部件和喷淋部件,所述储料部件设置在电池组箱体的内部,所述喷淋部件设置在电池组箱体的内侧壁上,所述储料部件与喷淋部件连通,所述喷淋部件与储料部件均与控制系统电性连接。本发明通过自动熔断泄露阻燃剂实现被动防火功能,并可以采用主动预防灭火方式,具有生产成本低方便企业普及,灭火定位准反映迅速动作无遗漏的特点。(The invention discloses a flame-retardant battery pack, which belongs to the technical field of new energy batteries and comprises a battery pack box body, a flame-retardant system, a control system, a separation system and a plurality of battery cores, wherein the battery pack box body is of a hollow structure, the separation system is arranged in the battery pack box body at intervals, the battery cores are respectively arranged between the separation systems, the flame-retardant system is arranged in the battery pack box body and comprises a material storage part and a spraying part, the material storage part is arranged in the battery pack box body, the spraying part is arranged on the inner side wall of the battery pack box body, the material storage part is communicated with the spraying part, and the spraying part and the material storage part are both electrically connected with the control system. The fire extinguishing device realizes the passive fire prevention function by automatically fusing and leaking the fire retardant, can adopt an active prevention fire extinguishing mode, and has the characteristics of low production cost, convenience for enterprises to popularize, accurate fire extinguishing positioning, quick response and no omission.)

1. A flame retardant battery pack, characterized by: including group battery box (10), fire-retardant system (11), control system (12), separate system (13) and a plurality of battery core (14), group battery box (10) are hollow structure, separate system (13) interval setting in group battery box (10), it is a plurality of battery core (14) set up respectively between separating system (13), fire-retardant system (11) set up in group battery box (10) and include storage component (15) and spray component (16), storage component (15) set up the inside at group battery box (10), spray component (16) set up on the inside wall of group battery box (10), storage component (15) and spray component (16) intercommunication, spray component (16) and storage component (15) all with control system (12) electric connection.

2. A fire retardant battery pack, as claimed in claim 1, wherein: group battery box (10) are including shrouding (17), integrated into one piece's main tank body (18) and auxiliary box body (19), main tank body (18) and auxiliary box body (19) all are the cavity state, shrouding (17) lid is established at the top of main tank body (18) and auxiliary box body (19), separate system (13) and a plurality of battery core body (14) and all set up in main tank body (18), storage component (15) and control system (12) set up in auxiliary box body (19).

3. A fire retardant battery pack, as claimed in claim 2, wherein: separate system (13) and include a plurality of partition parts that the equidistant setting of length direction along the main tank body (18), every partition part homoenergetic can be dismantled install inside main tank body (18), be equipped with respectively on the inside wall of main tank body (18) a plurality of with a plurality of holding tank (20) of separating the part one-to-one, every separate the part and include division board (21) and four joint piece (22) that set up respectively in division board (21) both sides, division board (21) one end and four joint piece (22) and holding tank (20) joint cooperation.

4. A fire retardant battery pack, according to claim 3, wherein: the spraying part (16) comprises a spraying pipeline (23) and a plurality of electromagnetic nozzles (24) arranged on the spraying pipeline (23), the spraying pipeline (23) surrounds the inner side wall of the main box body (18) and the side walls of all the partition plates (21) to be distributed, and finally the two ends of the spraying pipeline (23) penetrate through the side wall of the main box body (18) to extend into the auxiliary box body (19) and are communicated with the material storage part (15).

5. A fire retardant battery pack, as claimed in claim 2, wherein: storage part (15) are including storage case (25), two connecting bend (26) and two quick-operation joint (27), two quick-operation joint (27) set up respectively at the both ends that shower pipe (23) are located vice box (19), two the upper end of connecting bend (26) communicates with two quick-operation joint (27) respectively, two the lower extreme of connecting bend (26) all communicates with storage case (25).

6. A fire retardant battery pack, according to claim 4, wherein: the control system (12) comprises a controller and a reserve power supply, wherein the controller and the reserve power supply are both arranged on the side wall of the auxiliary box body (19), the reserve power supply is electrically connected with the controller, all the battery cores (14) are electrically connected with the controller, and all the electromagnetic nozzles (24) are electrically connected with the controller.

Technical Field

The invention relates to the technical field of new energy batteries, in particular to a flame-retardant battery pack.

Background

Electric automobile receives more and more extensive attention as a tool of riding instead of walk that uses new forms of energy, and along with people's trend to healthy life, its demand is also flourishing increasingly. The battery is used as one of the core components of the electric automobile, and has the defects of potential safety hazard in low-temperature charging, life attenuation in high-temperature discharging and the like, so that the safety performance, the service life and the driving range of the battery are directly determined by the temperature control interval of the battery.

The automobile power battery inevitably generates high temperature when various reasons induce the inside to catch fire to this just induces the secondary short circuit to catch fire or even explode easily because there is the electric quantity in the battery inside, seriously threatens user and peripheral property safety when the pure electric vehicles natural accident takes place on the market at present stage, and has the nature closure to bring very big difficulty for putting out a fire when catching fire.

Disclosure of Invention

The invention aims to provide a flame-retardant battery pack aiming at the defects of the prior art

In order to solve the above problems, the present invention provides the following technical solutions: the utility model provides a fire-retardant group battery, includes group battery box, fire-retardant system, control system, separates system and a plurality of battery core, the group battery box is hollow structure, it sets up in the group battery box, and is a plurality of to separate the system interval the battery core sets up respectively between separating the system, fire-retardant system sets up in the group battery box and includes storage component and spray component, storage component sets up the inside at the group battery box, spray component sets up on the inside wall of group battery box, storage component and spray component intercommunication, spray component and storage component all with control system electric connection.

Further, the group battery box includes shrouding, integrated into one piece's main tank body and auxiliary box body, main tank body and auxiliary box body all are the cavity state, the shrouding lid is established at the top of main tank body and auxiliary box body, separate system and a plurality of battery core and all set up in the main tank body, storage part and control system set up in the auxiliary box body.

Further, it includes a plurality of partition parts that equidistant setting of length direction along the main tank body to separate the system, and every partition part homoenergetic can be dismantled installs inside the main tank body, is equipped with a plurality of holding tanks with a plurality of partition part one-to-ones on the inside wall of main tank body respectively, every it includes division board and four joint pieces that set up respectively in the division board both sides to separate the part, division board one end and four joint pieces cooperate with the holding tank joint.

Furthermore, the spraying part comprises a spraying pipeline and a plurality of electromagnetic nozzles arranged on the spraying pipeline, the spraying pipeline surrounds the inner side wall of the main box body and is distributed on the side walls of all the partition plates, and finally the two ends of the spraying pipeline penetrate through the side wall of the main box body and extend into the auxiliary box body and are communicated with the material storage part.

Further, storage part includes storage case, two connecting bend and two quick-operation joint, two quick-operation joint sets up respectively at the both ends that spray line is located vice box, two connecting bend's upper end communicates with two quick-operation joint respectively, two connecting bend's lower extreme all communicates with the storage case.

Further, control system includes controller and deposit power, controller and deposit power all set up on the lateral wall of vice box, electric connection between deposit power and the controller, all electric connection between battery core body and the controller, all electromagnetism spout all with controller electric connection.

Has the advantages that: because the control circuit related to the application is the prior art, detailed description is omitted in the application, the passive fire prevention function is realized by automatically fusing and leaking the fire retardant, an active fire prevention and extinguishing mode can be adopted, electromagnetic nozzles are properly distributed and installed on a plastic pipeline wound in the power battery to serve as a vehicle-mounted system, a temperature sensor is not additionally installed to save cost because the battery has a temperature detection system, and the corresponding nozzles are quickly opened to realize the function of quickly extinguishing fire and reducing temperature after a fire extinguishing instruction is sent.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a first view of the assembly structure of the present invention;

FIG. 3 is a partial schematic view of the present invention;

fig. 4 is a schematic view of an assembly structure of the present invention.

Description of reference numerals: the battery pack box body 10, the flame-retardant system 11, the control system 12, the separation system 13, the battery core body 14, the storage component 15, the spraying component 16, the sealing plate 17, the main box body 18, the auxiliary box body 19, the accommodating groove 20, the partition plate 21, the clamping block 22, the spraying pipeline 23, the electromagnetic nozzle 24, the storage box 25, the connecting elbow 26 and the quick joint 27

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, 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.

Referring to fig. 1 to 4, shown fire-retardant group battery, including group battery box 10, fire-retardant system 11, control system 12, separate system 13 and a plurality of battery core 14, group battery box 10 is hollow structure, separate the system 13 interval and set up in group battery box 10, it is a plurality of battery core 14 sets up respectively between separating system 13, fire-retardant system 11 sets up in group battery box 10 and includes storage component 15 and spray component 16, storage component 15 sets up the inside at group battery box 10, spray component 16 sets up on the inside wall of group battery box 10, storage component 15 and spray component 16 intercommunication, spray component 16 and storage component 15 all with control system 12 electric connection, the theory of operation of this application: the application adopts an active prevention fire-extinguishing mode, adopts a plastic pipeline wound in the power battery and is properly provided with the electromagnetic nozzles 24 as a vehicle-mounted system, because the battery has a temperature detection system, a temperature sensor is not additionally arranged to save cost, and the corresponding nozzle is quickly opened to realize the function of quickly extinguishing and cooling after a fire extinguishing instruction is sent out, the application has the characteristics of low production cost, convenience for enterprise popularization, accurate fire extinguishing positioning, quick response and no omission, when the temperature in the battery box 10 is abnormal, the battery core 14 will transmit an electric signal to the controller, and the controller will immediately control all the electromagnetic nozzles 24 to spray the fire extinguishing agent in the storage box 25 into the battery box 10, because storage case 25 adopts and conveniently changes the fire extinguishing agent jar, the fire extinguishing agent can be followed the plastic conduit and is acted on the cooling of putting out a fire to in the group battery box 10 fast under the effect of carbon dioxide propellant on 24 electromagnetic nozzle.

Group battery box 10 includes shrouding 17, integrated into one piece's main tank body 18 and auxiliary tank body 19, main tank body 18 and auxiliary tank body 19 all are the cavity state, the top at main tank body 18 and auxiliary tank body 19 is established to shrouding 17 lid, separate system 13 and a plurality of battery core 14 and all set up in main tank body 18, storage component 15 and control system 12 set up in auxiliary tank body 19, accomplish the isolation to storage component 15 and all battery core 14, guarantee battery leakproofness and installation and maintain.

Separate system 13 and include a plurality of partition parts that the equidistant setting of length direction along the main tank body 18, every partition part homoenergetic can be dismantled install inside the main tank body 18, be equipped with a plurality of holding tanks 20 with a plurality of partition part one-to-ones on the inside wall of the main tank body 18 respectively, every the partition part includes division board 21 and four joint pieces 22 that set up respectively in division board 21 both sides, division board 21 one end and four joint pieces 22 cooperate with the holding tank 20 joint, and division board 21's quick detach can conveniently be to battery core 14's quick replacement.

Spray component 16 includes spray piping 23 and a plurality of electromagnetism spout 24 of setting on spray piping 23, spray piping 23 centers on the inside wall of main tank 18 and all division boards 21's lateral wall distribution, finally spray piping 23's both ends all run through the lateral wall of main tank 18 and extend to in the auxiliary tank 19 and communicate with storage component 15 to the realization passes through spray piping 23 with the fire extinguishing agent in the storage component 15 and conveys fast to all electromagnetism spouts 24 on, sprays the fire extinguishing agent in the storage component 15 fast to the main tank 18 in, in this application spray piping 23 adopt have certain withstand voltage, corrosion resistance is strong, anti mechanical oscillation's plastic conduit.

Storage component 15 includes storage case 25, two connecting bend 26 and two quick-operation joint 27, two quick-operation joint 27 sets up respectively at the both ends that spray pipe 23 is located vice box 19, two connecting bend 26's upper end communicates with two quick-operation joint 27 respectively, two connecting bend 26's lower extreme all communicates with storage case 25, makes things convenient for storage case 25's change on the one hand, and on the other hand accomplishes the intercommunication to storage case 25 and spray pipe 23.

The control system 12 includes a controller and a reserve power supply, the controller and the reserve power supply are both disposed on the side wall of the auxiliary box 19, the reserve power supply is electrically connected to the controller, all the battery cores 14 are electrically connected to the controller, all the electromagnetic nozzles 24 are electrically connected to the controller, because the battery itself has a temperature detection system, a temperature sensor is not additionally installed to save cost, when the temperature inside the battery box 10 is abnormal, the battery cores 14 transmit electric signals to the controller, and the controller immediately controls all the electromagnetic nozzles 24 to spray the fire extinguishing agent inside the storage box 25 into the main box 18, thereby completing the rapid fire extinguishing operation inside the main box 18.

In addition, when the battery spontaneously ignites, even if the control circuit fails, the melting of the plastic pipeline can cause the fire extinguishing agent to flow out of the leaked pipeline and cover the surface of the battery near the ignition point, so that a certain passive flame retarding effect is achieved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.