CN216084947U - Storage battery pack structure - Google Patents
Storage battery pack structure Download PDFInfo
- Publication number
- CN216084947U CN216084947U CN202122036165.2U CN202122036165U CN216084947U CN 216084947 U CN216084947 U CN 216084947U CN 202122036165 U CN202122036165 U CN 202122036165U CN 216084947 U CN216084947 U CN 216084947U
- Authority
- CN
- China
- Prior art keywords
- battery
- battery pack
- liquid storage
- electrolyte
- gas generator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model discloses a reserve battery pack structure, and belongs to the technical field of reserve batteries. The structure comprises a shell, and a gas generator and a liquid storage bottle which are arranged in the shell, wherein a plurality of battery monomers are arranged in the shell side by side, electrolyte is filled in the liquid storage bottle, the number of the liquid storage bottles is equal to that of the battery monomers, the liquid storage bottles are in one-to-one correspondence and detachable connection with the battery monomers, and the gas generator is connected with all the liquid storage bottles through pipelines. The battery pack has a unique and novel structure, one liquid storage bottle corresponds to one battery monomer, the electrolyte distribution path is extremely short, the battery pack is activated by ultrahigh air pressure, the activation time is extremely short, the electrolyte is uniformly distributed, the battery pack is not influenced by external air pressure and gravity when being activated, and the activation reliability is high. Because no electrolyte is communicated among the battery monomers to generate self-discharge, the battery can be stored until the battery system is supplied with power after being subjected to wet charge time.
Description
Technical Field
The utility model relates to a reserve battery pack structure, and belongs to the technical field of reserve batteries.
Background
In special fields such as underwater, land, deep space and the like, special energy storage is needed, the battery pack does not supply power during ordinary storage, and the battery pack is quickly activated and prepared (the shortest time reaches 1s) to realize power supply when in use; the battery pack is required to have the advantages of long-time storage, high-reliability activation performance under the conditions of high pressure, zero weight and the like, flexible product, convenient use, no maintenance and certain wet charge capacity after the product is activated.
Chinese patent publication No. CN106450368A discloses an automatic activation device for reserve type batteries, which comprises a battery pack and a liquid reservoir disposed above the battery pack, wherein a common air chamber is communicated between the battery pack and the liquid reservoir, a cavity is disposed in the liquid reservoir, electrolyte is injected into the cavity, a liquid outlet hole is disposed in the cavity, a valve is connected to the liquid outlet hole, an outlet end of the valve is communicated with the battery pack, and an inlet end of the valve is communicated with a high-pressure air source through a pipeline; each battery monomer corresponds to one valve and is provided with an independent electrolyte flow channel, so that the uniform distribution of the electrolyte can be realized, the phenomenon of electric leakage of a common flow channel is avoided, and the mass specific energy of the battery is improved.
However, the reserve battery pack is generally used as an emergency power source for special equipment, and the battery pack is required to be rapidly activated when in use, and each battery cell of the automatic activation device corresponds to one valve, and the corresponding battery cell can be activated after the valve is opened, so that the rapid activation requirement is obviously difficult to meet.
SUMMERY OF THE UTILITY MODEL
To solve the above technical problems, the present invention provides a reserve battery pack structure.
The utility model is realized by the following technical scheme:
a reserve battery pack structure comprises a shell, and a gas generator and a liquid storage bottle which are arranged in the shell, wherein a plurality of battery monomers are arranged in the shell side by side, electrolyte is filled in the liquid storage bottle, the number of the liquid storage bottles is equal to that of the battery monomers, the liquid storage bottles are in one-to-one correspondence and detachable connection with the battery monomers, and the gas generator is connected with all the liquid storage bottles through pipelines.
The bottom of the liquid storage bottle is provided with a liquid outlet, and a sealing film A is arranged at the liquid outlet.
And the liquid outlet is in threaded connection with the battery monomer.
The threaded connection part of the liquid discharge port and the battery monomer is sealed through a sealant.
The top of the liquid storage bottle is provided with an air inlet, a sealing film B is arranged at the air inlet, and the air inlet is connected with the gas generator through a pipeline.
The liquid storage bottle is a plastic bottle or a rubber bottle.
The shell is provided with a connector, and the connector is electrically connected with the gas generator.
The utility model has the beneficial effects that: the battery pack has a unique and novel structure, one liquid storage bottle corresponds to one battery monomer, the electrolyte distribution path is extremely short, the battery pack is activated by ultrahigh air pressure, the activation time is extremely short, the electrolyte is uniformly distributed, the battery pack is not influenced by external air pressure and gravity when being activated, and the activation reliability is high. Because no electrolyte is communicated among the battery monomers to generate self-discharge, the battery can be stored until the battery system is supplied with power after being subjected to wet charge time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view showing an assembly structure of the case, the unit cell and the gas generator according to the present invention.
In the figure: 1-shell, 2-battery monomer, 3-gas generator, 4-liquid storage bottle, 5-sealing film A.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 and 2, the reserve battery pack structure of the utility model comprises a housing 1, and a gas generator 3 and a liquid storage bottle 4 which are arranged in the housing 1, wherein a plurality of battery monomers 2 are arranged in the housing 1 side by side, electrolyte is filled in the liquid storage bottle 4, the number of the liquid storage bottles 4 is equal to the number of the battery monomers 2, the liquid storage bottles are detachably connected with the battery monomers 2 in a one-to-one correspondence manner, and the gas generator 3 is connected with all the liquid storage bottles 4 through pipelines. After the gas generator 3 is activated, ultrahigh pressure gas is generated and enters the liquid storage bottle 4 through a pipeline, and the electrolyte in the liquid storage bottle 4 is uniformly and quickly injected into the battery monomer 2, so that the battery pack is quickly activated.
The bottom of the liquid storage bottle 4 is provided with a liquid outlet, and a sealing film A5 is arranged at the liquid outlet.
And the liquid outlet is in threaded connection with the single battery 2. Which helps to simplify the assembly process.
The threaded connection part of the liquid outlet and the battery monomer 2 is sealed through sealant. Avoid the leakage of gas in the threaded connection between the liquid outlet and the single battery 2.
The top of the liquid storage bottle 4 is provided with an air inlet, a sealing film B is arranged at the air inlet, and the air inlet is connected with the gas generator 3 through a pipeline.
The liquid storage bottle 4 is a plastic bottle or a rubber bottle. Can hermetically store electrolyte such as strong acid, strong alkali and the like for a long time.
The shell 1 is provided with a connector which is electrically connected with the gas generator 3. When the battery pack is used, the connector is electrically connected with the battery pack. When the gas generator is activated, the external power supply activates the gas generator 3 through the connector, and after the gas generator is activated, the battery pack supplies power to the outside through the connector.
Specifically, the battery cell 2 is in a dry state of charge before activation.
The working principle of the reserve battery pack structure is as follows:
when the battery pack needs to be activated, the connector is connected with an external power supply, a certain voltage is applied to the gas generator 3 through the external power supply, so that the gas generator 3 is activated and generates high-pressure gas, the high-pressure gas breaks through the sealing film B, and the sealing film A5 at the liquid discharge opening of the liquid storage bottle 4 is squeezed and broken, so that the electrolyte in each liquid storage bottle 4 is uniformly and quickly injected into the battery monomer 2, and the battery pack is quickly activated.
The storage battery pack structure provided by the utility model has a unique and novel structure, one liquid storage bottle 4 corresponds to one battery monomer 2, the electrolyte distribution path is extremely short, the battery pack is activated by ultrahigh air pressure, the activation time is extremely short, the electrolyte is uniformly distributed, the battery pack is not influenced by external air pressure and gravity when being activated, and the activation reliability is high. Because no electrolyte is communicated among the single batteries 2 to generate self-discharge, the single batteries can be stored until the battery system is supplied with power after being subjected to wet charge time.
The zinc-silver reserve battery adopts the structure, and the battery pack also has the working characteristics of the zinc-silver battery after being activated: large current working for a long time, high working voltage precision, high specific power, ultra-low internal resistance and the like.
The lead-acid storage battery adopts the structure, and the battery pack also has the working characteristics of the lead-acid storage battery after being activated: multi-cycle charging and discharging, wide working temperature range, long-time charged shelving, super-long-time working and the like.
The cadmium-nickel storage battery adopts the structure, and the battery pack also has the working characteristics of the cadmium-nickel storage battery after being activated: ultra-long wet life, repeated recycling and the like.
By adopting the battery pack structure, the battery pack can realize quick activation preparation of the battery pack in any direction and at any angle under the conditions of deep water, high pressure, deep space zero gravity and the like, the electrolyte is uniformly distributed, the battery pack has high reliable activation performance, and the battery pack also has the working characteristics of a corresponding battery system after being activated.
Example (b):
1. A28V zinc-silver reserve battery pack adopts the battery pack structure of the utility model, the quick activation power supply use requirement is realized under the acceleration conditions of +15g and-15 g respectively, the activation time reaches 0.98s, the battery pack works under the impact of 10A constant current and 154A large current after activation, the working voltage precision reaches 12 percent, and the power supply use requirement of electric equipment is met. It is difficult to achieve this condition with other configurations.
2. The 6V lead-acid storage type storage battery pack adopts the battery pack structure, the battery monomer 2 required by quick activation and power supply use is realized under the conditions of erecting and inverting 180 degrees, and the battery pack realizes more than 500 times of discharge use within 3 years.
Claims (7)
1. A reserve battery pack structure, characterized by: the battery gas generator comprises a shell (1), and a gas generator (3) and a liquid storage bottle (4) which are arranged in the shell (1), wherein a plurality of battery monomers (2) are arranged in the shell (1) side by side, electrolyte is filled in the liquid storage bottle (4), the number of the liquid storage bottles (4) is equal to that of the battery monomers (2), the liquid storage bottles correspond to the battery monomers (2) one by one and are detachably connected, and the gas generator (3) is connected with all the liquid storage bottles (4) through pipelines.
2. The reserve battery pack structure of claim 1, wherein: the bottom of the liquid storage bottle (4) is provided with a liquid outlet, and a sealing film A (5) is arranged at the liquid outlet.
3. The reserve battery pack structure of claim 2, wherein: the liquid outlet is in threaded connection with the battery monomer (2).
4. The reserve battery pack structure of claim 3, wherein: the threaded connection part of the liquid outlet and the battery monomer (2) is sealed through a sealant.
5. The reserve battery pack structure of claim 2, wherein: the top of the liquid storage bottle (4) is provided with an air inlet, a sealing film B is arranged at the air inlet, and the air inlet is connected with the gas generator (3) through a pipeline.
6. The reserve battery pack structure of claim 2, wherein: the liquid storage bottle (4) is a plastic bottle or a rubber bottle.
7. The reserve battery pack structure of claim 1, wherein: the shell (1) is provided with a connector, and the connector is electrically connected with the gas generator (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122036165.2U CN216084947U (en) | 2021-08-26 | 2021-08-26 | Storage battery pack structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122036165.2U CN216084947U (en) | 2021-08-26 | 2021-08-26 | Storage battery pack structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216084947U true CN216084947U (en) | 2022-03-18 |
Family
ID=80672430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122036165.2U Active CN216084947U (en) | 2021-08-26 | 2021-08-26 | Storage battery pack structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216084947U (en) |
-
2021
- 2021-08-26 CN CN202122036165.2U patent/CN216084947U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100452519C (en) | Encapsulation process of deep sea directly immersed solid lithium ion dynamic environment protection accumulator unit | |
| CN108346757B (en) | Air-sealing detachable lithium slurry battery module group system and battery module thereof | |
| CN101552356A (en) | Maintainable lithium ion battery and maintenance method thereof | |
| KR20130021784A (en) | Battery module | |
| KR20120062232A (en) | Secondary battery with means for supplying electrolyte | |
| CN101726388A (en) | Internal pressure measuring apparatus for secondary battery | |
| CN201877521U (en) | Automatic activation type lithium-sulphur battery pack | |
| CN108417757A (en) | A kind of safety-type lithium battery and preparation method thereof | |
| CN216084947U (en) | Storage battery pack structure | |
| CN106654359B (en) | A kind of lithium ion battery of energy lossless detection electrode interface | |
| CN202817103U (en) | Mining emergency power supply | |
| CN115425374A (en) | Battery cell, battery and power consumption device | |
| CN203690393U (en) | Novel lithium battery integration module | |
| CN201084786Y (en) | Safety lithium ion battery | |
| CN109742270A (en) | Pressure-bearing lithium battery | |
| CN201444492U (en) | Maintainable lithium ion battery | |
| KR20230031287A (en) | liquid bags, battery cells, batteries and electrical devices | |
| CN208173679U (en) | Soft Roll lithium titanate battery automatic exhaust steam valve | |
| CN209282282U (en) | A kind of power battery explosion protection valve and power battery | |
| CN206038230U (en) | A leak hunting device for lithium cell | |
| TWM616668U (en) | Energy battery structure with electrolyte storage tank | |
| CN219321477U (en) | Lithium battery cover plate and lithium battery | |
| CN109346722A (en) | A kind of novel chargeable lithium manganate battery | |
| CN220021544U (en) | Lithium battery charging intelligent protection device | |
| WO2023024000A1 (en) | Battery cell, battery, and power consuming device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |