CN2802740Y - Air cell of preventing zinc leakage - Google Patents
Air cell of preventing zinc leakage Download PDFInfo
- Publication number
- CN2802740Y CN2802740Y CN 200520072181 CN200520072181U CN2802740Y CN 2802740 Y CN2802740 Y CN 2802740Y CN 200520072181 CN200520072181 CN 200520072181 CN 200520072181 U CN200520072181 U CN 200520072181U CN 2802740 Y CN2802740 Y CN 2802740Y
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- Prior art keywords
- air
- zinc
- battery case
- electrode
- electrolyte
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- 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 - Lifetime
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- Y02E60/128—
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- Hybrid Cells (AREA)
Abstract
The utility model relates to a zinc-air cell preventing leakage, which comprises a cell box, air electrodes, a zinc electrode and ventilating overflow pipes. The utility model is characterized in that the zinc electrode is arranged at the bottom of the cell box and is covered by a layer of alkali-proof diaphragm paper on which electrolyte is placed; the air electrodes are vertically ranged and distributed in the cell box, and the lower parts of the air electrodes pass through the electrolyte to be connected with the alkali-proof diaphragm paper; the pair of ventilating overflow pipes are respectively inserted into the cell from the centers of the soleplate and the upper cover of the cell box, and a gap is formed between the two inserted ends. The utility model ensures the normal operation of the air electrodes and prevents the electrolyte from leaking out, and the utility model is an anti-leakage zinc-air cell which has the advantages of high air transmission speed, remote possibility of the damage of electrodes and long service life. The utility model does not have high requirements for calamine cream in the electrolyte, and the hydrogen gas generated by hydrogen-evolution reaction can overflow through the ventilating overflow pipes, which ensures the quality of the cell.
Description
Technical field
The present invention relates to a kind of zinc-air cell, exactly is a kind of anti leakaging zinc air battery.
Background technology
The electrochemical reaction of zinc-air cell gas electrode requires in the condition of gas-liquid-solid three-phase coexistence descending, and the gas electrode that generally uses at present is gas-diffusion electrode, is made of porous materials usually.One side of electrode is to electrolyte, and the another side is to gas, because the effect of capillary force forms three phase boundary in porous electrode, the problem of existence is: 1, manufacturing process complexity, and the electrode manufacturing is difficult to industrialization; 2, the gas transport resistance in the porous electrode is bigger, is difficult in work under the big electric current; 3, after the long-term work, some impurity stop up hole, make the gas-liquid transportation in the porous electrode difficult more.
The structure of zinc-air cell will guarantee that air pole can carry out Gas Exchange with the external world, also will seal more common at present battery such as plate, cylindrical battery to electrolyte; Two planes of plate shaped battery are air pole, and the side is with hot sealing or add sealing part, as add the sealing ring sealing with plastic frame; The cylindrical side of cylindrical battery is an air pole, on go to the bottom and be sealing surface, the sealing of common plastics O RunddichtringO.Their common ground is: 1, air pole is exposed outside, is subject to the influence and the mechanical damage of external environment; 2, air pole directly as the strength materials and the participation sealing of battery, easily causes electrode damage, influences useful life.
Content of the present invention
The objective of the invention is provides a kind of normal operation that had both guaranteed air pole at above-mentioned defective to people, does not make solution leakage again, and the gas transmission speed is fast, and electrode is not fragile, the anti leakaging zinc air battery of long service life.
The present invention includes battery case, air electrode, zinc electrode and ventilation overflow pipe, it is characterized in that:
A, zinc electrode place the battery case bottom, and the alkaline-resisting diaphragm paper of one deck is arranged on it, are electrolyte on the alkaline-resisting diaphragm paper, and air electrode vertically is arranged in the battery case, and the bottom is passed electrolyte and is connected with alkaline-resisting diaphragm paper;
B, a pair of ventilation overflow pipe are inserted in the battery by battery case base plate and loam cake center respectively, and a gap is arranged between the two ends of insertion.
Zinc electrode is made up of zinc electrode collector that places the battery case bottom and the calamine cream layer on the zinc electrode collector.
Air electrode adopts collapsible carbon electrode plate to make.
In addition, anti leakaging zinc air battery is characterized in that:
A, zinc electrode place the battery case bottom, and the alkaline-resisting diaphragm paper of one deck is arranged on it, are electrolyte on the alkaline-resisting diaphragm paper, and air electrode vertically is arranged in the battery case, and the bottom is passed electrolyte and is connected with alkaline-resisting diaphragm paper;
B, a pair of ventilation overflow pipe are gone in the battery case by the left and right side plate of battery case upper end oblique cutting respectively, and a gap is arranged between the two ends of insertion.
Anti leakaging zinc air battery is characterized in that:
A, zinc electrode place the battery case bottom, are electrolyte on it, and air electrode vertically is arranged in the battery case, and electrolyte is passed in the bottom, and making the distance of air pole bottom and calamine cream is more than the 1mm;
B, a pair of ventilation overflow pipe are inserted in the battery by battery case base plate and loam cake center respectively, and a gap is arranged between the two ends of insertion.
Effect of the present invention
1, the present invention adopts leakproof solution battery box to be used in combination collapsible electrode, overcome the problem that the electrode interior electrochemical reaction is occurred, make battery under various operating states, can not spill electrolyte, guarantee the normal operation of air pole again, the gas transmission speed is fast, electrode is not fragile, long service life.
2, the present invention is a flooded batteries, and the volume ratio of electrolyte and zinc surpasses 1, has guaranteed that battery works under the rich solution condition, has reduced the moisture absorption, evaporation, the carbonating of electrolyte and heats up to the influence of battery; Less demanding to calamine cream, calamine cream is in electrolyte, and the hydrogen that its evolving hydrogen reaction produces can overflow by the ventilation overflow pipe, has guaranteed the quality of battery.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is for implementing example 2 structural representations.
Fig. 3 is for implementing example 3 structural representations.
Embodiment
Embodiment 1:
Referring to Fig. 1, the present invention includes battery case 1, air electrode 2, zinc electrode 3 and ventilation overflow pipe 4, adopt plastics such as organic glass or PVC to make battery case 1, the zinc electrode of being made up of calamine cream layer 5 on zinc electrode collector 4 that places battery case bottom and the zinc electrode collector places bottom the battery case to draw with lead makes negative pole, the alkaline-resisting barrier film 6 of one deck is arranged on the zinc electrode, on the alkaline-resisting diaphragm paper electrolyte 7, the air electrode that adopts the carbon electrode plate to make vertically is arranged in the battery case, the bottom is passed electrolyte and is connected with alkaline-resisting diaphragm paper, draws with lead and makes positive pole.The a pair of ventilation overflow pipe made from plastics such as organic glass or PVC 4 is inserted in the battery case by battery case base plate 8 and loam cake 9 centers respectively, and a pair of ventilation overflow pipe upper end is tightly connected with battery case base plate, loam cake, and a gap 10 is arranged between the two ends of insertion.
Embodiment 2:
Referring to Fig. 2, the present invention includes battery case 1, air electrode 2, zinc electrode 3 and ventilation overflow pipe 4, adopt plastics such as organic glass or PVC to make battery case 1, the zinc electrode of being made up of calamine cream layer 5 on zinc electrode collector 4 that places battery case bottom and the zinc electrode collector places bottom the battery case to draw with lead makes negative pole, the alkaline-resisting barrier film 6 of one deck is arranged on the zinc electrode, on the alkaline-resisting diaphragm paper electrolyte 7, the air electrode that adopts the carbon electrode plate to make vertically is arranged in the battery case, and the bottom is passed electrolyte and is connected with alkaline-resisting diaphragm paper.Draw the work positive pole with lead.Go in the battery case by battery case left plate 8, right plate 9 upper end oblique cuttings respectively with a pair of ventilation overflow pipe 4 that plastics such as organic glass or PVC make, a gap 10 is arranged between the two ends of insertion.A pair of ventilation overflow pipe 4 upper ends and battery case left plate 8, right plate 9 are tightly connected.
Embodiment 3:
Referring to Fig. 3, the present invention includes battery case 1, air electrode 2, zinc electrode 3 and ventilation overflow pipe 4, adopt plastics such as organic glass or PVC to make battery case, the zinc electrode of being made up of calamine cream layer 5 on zinc electrode collector 4 that places the battery case bottom and the zinc electrode collector places the battery case bottom to draw as negative pole with lead, the air electrode that adopts the carbon electrode plate to make is fixed by ventilation overflow pipe or cover plate, vertically be arranged in the battery case, electrolyte 7 is passed in the bottom, making the distance of air pole bottom and calamine cream is more than the 1mm, draws as anodal with lead.The a pair of ventilation overflow pipe made from plastics such as organic glass or PVC 4 is inserted in the battery case by battery case base plate 8 and loam cake 9 centers respectively, and ventilation overflow pipe and battery case plate are tightly connected, and a gap 10 is arranged between the two ends of insertion.
Claims (5)
1, a kind of anti leakaging zinc air battery comprises battery case, air electrode, zinc electrode and ventilation overflow pipe, it is characterized in that:
A, zinc electrode place the battery case bottom, and the alkaline-resisting diaphragm paper of one deck is arranged on it, are electrolyte on the alkaline-resisting diaphragm paper, and air electrode vertically is arranged in the battery case, and the bottom is passed electrolyte and is connected with alkaline-resisting diaphragm paper;
B, a pair of ventilation overflow pipe are inserted in the battery by battery case base plate and loam cake center respectively, and a gap is arranged between the two ends of insertion.
2, anti leakaging zinc air battery according to claim 1 is characterized in that: zinc electrode is made up of zinc electrode collector that places the battery case bottom and the calamine cream layer on the zinc electrode collector.
3, anti leakaging zinc air battery according to claim 1 is characterized in that: air electrode adopts collapsible carbon electrode plate to make.
4, anti leakaging zinc air battery according to claim 1 is characterized in that:
A, zinc electrode place the battery case bottom, and the alkaline-resisting diaphragm paper of one deck is arranged on it, are electrolyte on the alkaline-resisting diaphragm paper, and air electrode vertically is arranged in the battery case, and the bottom is passed electrolyte and is connected with alkaline-resisting diaphragm paper;
B, a pair of ventilation overflow pipe are gone in the battery case by the left and right side plate of battery case upper end oblique cutting respectively, and a gap is arranged between the two ends of insertion.
5, anti leakaging zinc air battery according to claim 1 is characterized in that:
A, zinc electrode place the battery case bottom, are electrolyte on it, and air electrode vertically is arranged in the battery case, and electrolyte is passed in the bottom, and making the distance of air pole bottom and calamine cream is more than the 1mm;
B, a pair of ventilation overflow pipe are inserted in the battery by battery case base plate and loam cake center respectively, and a gap is arranged between the two ends of insertion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520072181 CN2802740Y (en) | 2005-05-19 | 2005-05-19 | Air cell of preventing zinc leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520072181 CN2802740Y (en) | 2005-05-19 | 2005-05-19 | Air cell of preventing zinc leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2802740Y true CN2802740Y (en) | 2006-08-02 |
Family
ID=36847444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520072181 Expired - Lifetime CN2802740Y (en) | 2005-05-19 | 2005-05-19 | Air cell of preventing zinc leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2802740Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100346529C (en) * | 2005-05-19 | 2007-10-31 | 徐从云 | Anti leakaging zinc air battery |
| CN102412431A (en) * | 2011-11-21 | 2012-04-11 | 浙江星源动力科技有限公司 | Overstocked type zinc-air cell monomer |
-
2005
- 2005-05-19 CN CN 200520072181 patent/CN2802740Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100346529C (en) * | 2005-05-19 | 2007-10-31 | 徐从云 | Anti leakaging zinc air battery |
| CN102412431A (en) * | 2011-11-21 | 2012-04-11 | 浙江星源动力科技有限公司 | Overstocked type zinc-air cell monomer |
| CN102412431B (en) * | 2011-11-21 | 2014-06-11 | 周熊杰 | Overstocked type zinc-air cell monomer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20050519 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |