CN205723837U - A kind of alkaline battery - Google Patents

A kind of alkaline battery Download PDF

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Publication number
CN205723837U
CN205723837U CN201620398884.5U CN201620398884U CN205723837U CN 205723837 U CN205723837 U CN 205723837U CN 201620398884 U CN201620398884 U CN 201620398884U CN 205723837 U CN205723837 U CN 205723837U
Authority
CN
China
Prior art keywords
insulating barrier
sealant
positive pole
passage
several
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.)
Expired - Fee Related
Application number
CN201620398884.5U
Other languages
Chinese (zh)
Inventor
李薇
周玉州
汪景平
张瑞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan City Di Gao Battery Science And Technology Ltd
Original Assignee
Dongguan City Di Gao Battery Science And Technology Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dongguan City Di Gao Battery Science And Technology Ltd filed Critical Dongguan City Di Gao Battery Science And Technology Ltd
Priority to CN201620398884.5U priority Critical patent/CN205723837U/en
Application granted granted Critical
Publication of CN205723837U publication Critical patent/CN205723837U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Sealing Battery Cases Or Jackets (AREA)
  • Gas Exhaust Devices For Batteries (AREA)

Abstract

The utility model discloses a kind of alkaline battery, relate to directly change the method or apparatus technical field that chemical energy is electric energy.Including positive pole housing, negative cover and collector body, the collector body periphery of containing cavity bottom is provided with sealant and dielectric layers, it is provided with alkaline mixt in the containing cavity on described sealant top, described sealant is provided with several the first passages, first insulating barrier fits in the lower surface of described sealant, and on described first insulating barrier, the position of the first passage is provided with several the second passages, described second passage is bellmouth, the downside of described first insulating barrier is provided with the second insulating barrier, described second insulating barrier and the first insulating barrier keep interval to arrange, and described second insulating barrier is provided with several the 3rd passages, it is provided with semipermeable membrane in described 3rd passage, described semipermeable membrane can pass the gas through and stop liquid to pass through.The gas that inside battery produces can be discharged by described alkaline battery easily, and no leakage, uses safety, and the life-span is long.

Description

A kind of alkaline battery
Technical field
This utility model relates to directly change the method or apparatus technical field that chemical energy is electric energy, especially Relate to a kind of alkaline battery.
Background technology
In prior art, alkaline battery has the shell of an one end open, when alkali electroless mixture is filled After entering above-mentioned shell, at opening, end cap is installed.In order to prevent leakage, arrange between end cap and shell absolutely Edge sealing ring, then carries out crimping to shell and end cap and sealing ring is fixed, thus is sealed by opening.? During the use of alkaline battery, owing to the temperature of battery is too high or overdischarge can produce gas at inside battery Body, causes intrinsic pressure increase, and cell deformation even explodes.For the use safety problem of battery, alkalescence Blast resistance construction would generally be provided with in battery.The most more common blast resistance construction be arrange on sealing ring relatively thin Weak rupture pressure disc, can rupture to release excessive gas when pressure is excessive, and the shortcoming of this structure is anti- The leakage of solution in easy generation battery after the fracture of quick-fried film.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of alkaline battery, and described alkaline battery can be square Just the gas produced by inside battery is discharged, and no leakage, uses safety, and the life-span is long.
For solving above-mentioned technical problem, technical solution adopted in the utility model is: a kind of alkaline battery, It is characterized in that: include positive pole housing, negative cover and collector body, under the upper end closed of described positive pole housing End opening, and the center of described positive pole housing is provided with the positive electrode cap of outwardly convex, described negative cover is by described The lower ending opening of positive pole housing is closed, and makes to be formed between described positive pole housing and negative cover a containing cavity, institute Stating collector body and be positioned at described containing cavity, and one end is fixed with the center of described negative cover and is connected, another is rectified Described positive electrode cap is extended and does not contact with described positive pole housing, the collector body periphery of described containing cavity bottom It is provided with sealant and dielectric layers, is provided with alkaline mixt in the containing cavity on described sealant top, institute Stating sealant and be provided with several the first passages, the first insulating barrier fits in the lower surface of described sealant, And on described first insulating barrier, the position of the first passage is provided with several the second passages, described Second passage is bellmouth, and the downside of described first insulating barrier is provided with the second insulating barrier, described second insulation Layer and the first insulating barrier keep interval to arrange, and described second insulating barrier is provided with several the 3rd passages, Being provided with semipermeable membrane in described 3rd passage, described semipermeable membrane can pass the gas through and stop liquid to pass through.
Further technical scheme is: between described negative cover and positive pole housing, part is entered by epoxy resin Row seals, and remains with part blow-by formation air-vent.
Further technical scheme is: for being tightly connected between described sealant and insulating barrier and collector body.
Further technical scheme is: described collector body is provided with several branch's collector bodies.
Use and have the beneficial effects that produced by technique scheme: the inside of described battery is provided with a sealing Layer and two insulating barriers, wherein sealant is provided with the first passage, with the first passage on the first insulating barrier Relative position is provided with the second passage, and described second passage is small top and big bottom bellmouth, when Alkaline battery is internal produces gas, and when pressure increases, gas is discharged by the first passage of sealant, squeezes Press and support the second passage on big first insulating barrier so that gas and a small amount of liquid to enter into first exhausted In cavity between edge layer and the second insulating barrier, and the second insulating barrier is provided with the 3rd passage, the 3rd ventilation It is provided with again semipermeable membrane in hole, can effectively discharge gas and prevent liquid from flowing out.Sequentially pass through the first passage, The gas of the second passage and the 3rd passage eventually passes the air-vent row between negative cover and positive pole housing Go out.After air pressure recovers normally, the second passage restores to the original state by natural resiliency, does not results in more liquid Flow out.Therefore, the gas that inside battery produces can be discharged by described alkaline battery easily, and no leakage, Using safety, the life-span is long.Additionally, several branch's collector bodies can be arranged on described collector body, add The charge collecting area of collector body, can collect electric charge faster.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical scheme in this utility model embodiment It is clearly and completely described, it is clear that it is real that described embodiment is only a part of the present utility model Execute example rather than whole embodiments.Based on the embodiment in this utility model, ordinary skill people The every other embodiment that member is obtained under not making creative work premise, broadly falls into this utility model The scope of protection.
Elaborate a lot of detail in the following description so that fully understanding this utility model, but this Utility model can also use other to be different from alternate manner described here to implement, those skilled in the art Can do similar popularization in the case of this utility model intension, therefore this utility model is not by following The restriction of disclosed specific embodiment.
As it is shown in figure 1, the utility model discloses a kind of alkaline battery, including positive pole housing 1, negative cover 2 And collector body 3.The upper end closed lower ending opening of described positive pole housing 1, and described positive pole housing 1 is just Center is provided with the positive electrode cap 4 of outwardly convex, and the lower ending opening of described positive pole housing 1 is sealed by described negative cover 2 Close, make to be formed between described positive pole housing 1 and negative cover 2 containing cavity, described negative cover 2 and positive pole Between housing 1, part is sealed by epoxy resin, and remains with part blow-by formation air-vent.
Described collector body 3 is positioned at described containing cavity, and one end is fixed with the center of described negative cover 2 and is connected, Another proper extends described positive electrode cap 4 does not contact with described positive pole housing 1, additionally, described current collection Several branch's collector bodies can also be set on body 3, add the charge collecting area of collector body, can be faster The collection electric charge of speed.
Collector body 3 periphery of described containing cavity bottom is provided with sealant 5 and dielectric layers, described sealing It is provided with alkaline mixt in the containing cavity on layer 5 top.Described sealant 5 is provided with several the first passages 6, the first insulating barrier 7 fit on the lower surface of described sealant 5, and described first insulating barrier 7 relative to The position of the first passage 6 is provided with several the second passages 8, and described second passage 8 is bellmouth, Described first insulating barrier use can deformation material make;It is exhausted that the downside of described first insulating barrier 7 is provided with second Edge layer 9, described second insulating barrier 9 and the first insulating barrier 7 keep interval to arrange, and described second insulating barrier 9 It is provided with several the 3rd passages 10, in described 3rd passage 10, is provided with semipermeable membrane 11, described semi-transparent Film 11 can pass the gas through and stop liquid to pass through.In addition it should be pointed out that, described sealant 5 and For being tightly connected between insulating barrier and collector body 3, prevent gas from discharging outside passage.
The inside of described battery is provided with a sealant and two insulating barriers, and wherein sealant is provided with first and leads to Pore, position relative with the first passage on the first insulating barrier is provided with the second passage, and described second leads to Pore is small top and big bottom bellmouth, produces gas when alkaline battery is internal, when pressure increases, and gas Discharged by the first passage of sealant, extrude and support the second passage on big first insulating barrier, thus Make gas and a small amount of liquid enter in the cavity between the first insulating barrier and the second insulating barrier, and second is exhausted Edge layer is provided with the 3rd passage, is provided with again semipermeable membrane in the 3rd passage, can effectively discharge gas and prevent Liquid flows out.The gas sequentially passing through the first passage, the second passage and the 3rd passage eventually passes Air-vent between negative cover and positive pole housing is discharged.After air pressure recovers normally, the second passage is by self bullet Property restore to the original state, do not result in more liquid flow out.Therefore, described alkaline battery can be easily by battery The internal gas produced is discharged, and no leakage, uses safety, and the life-span is long.

Claims (4)

1. an alkaline battery, it is characterised in that: include positive pole housing (1), negative cover (2) and collection Electricity body (3), the upper end closed lower ending opening of described positive pole housing (1), and described positive pole housing (1) Center is provided with the positive electrode cap (4) of outwardly convex, and described negative cover (2) is by described positive pole housing (1) Lower ending opening is closed, and makes to be formed between described positive pole housing (1) and negative cover (2) containing cavity, institute State collector body (3) and be positioned at described containing cavity, and one end is fixed with the center of described negative cover (2) and is connected, Another proper extends described positive electrode cap (4) does not contact with described positive pole housing (1), described accommodating Collector body (3) periphery of bottom, chamber is provided with sealant (5) and dielectric layers, described sealant (5) Being provided with alkaline mixt in the containing cavity on top, described sealant (5) is provided with several the first passages (6), First insulating barrier (7) fits on the lower surface of described sealant (5), and described first insulating barrier (7) The position of the first passage (6) is provided with several the second passages (8), described second passage (8) being bellmouth, the downside of described first insulating barrier (7) is provided with the second insulating barrier (9), and described second Insulating barrier (9) and the first insulating barrier (7) keep interval to arrange, and described second insulating barrier (9) is provided with Several the 3rd passages (10), are provided with semipermeable membrane (11) in described 3rd passage (10), and described half Permeable membrane (11) can pass the gas through and stop liquid to pass through.
2. alkaline battery as claimed in claim 1, it is characterised in that: described negative cover (2) and positive pole Between housing (1), part is sealed by epoxy resin, and remains with part blow-by formation air-vent.
3. alkaline battery as claimed in claim 1, it is characterised in that: described sealant (5) and absolutely For being tightly connected between edge layer and collector body (3).
4. alkaline battery as claimed in claim 1, it is characterised in that: described collector body (3) is provided with Several branch's collector bodies.
CN201620398884.5U 2016-05-05 2016-05-05 A kind of alkaline battery Expired - Fee Related CN205723837U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620398884.5U CN205723837U (en) 2016-05-05 2016-05-05 A kind of alkaline battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620398884.5U CN205723837U (en) 2016-05-05 2016-05-05 A kind of alkaline battery

Publications (1)

Publication Number Publication Date
CN205723837U true CN205723837U (en) 2016-11-23

Family

ID=57303209

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620398884.5U Expired - Fee Related CN205723837U (en) 2016-05-05 2016-05-05 A kind of alkaline battery

Country Status (1)

Country Link
CN (1) CN205723837U (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161123

Termination date: 20170505