CN201616475U

CN201616475U - Water battery

Info

Publication number: CN201616475U
Application number: CN 201020178247
Authority: CN
Inventors: 石川忠; 长谷部良明
Original assignee: ZHAO MANQIN
Current assignee: ZHAO MANQIN
Priority date: 2009-06-09
Filing date: 2010-04-12
Publication date: 2010-10-27
Anticipated expiration: 2020-04-12
Also published as: JP3152998U; WO2010143636A1

Abstract

The utility model relates to the field of a battery, in particular to a water battery for power generation through water injection. The purpose of the utility model is to provide a water battery which not only improves the generating efficiency, but also avoids the partial damage of the cathode outer cylinder and electric leakage owing to powder filling material leakage inside during the using process. For solving the problems, the water battery comprises a first end part with a water injection port, a second end part opposite to the first end part, a metal cathode inner cylinder, oxidizing substance powder filling material filled in the cathode inner cylinder and a carbon rodlike anode collector which is inserted in the powder filling material and protrudes in the first end part. The utility model has the effects that the powder filling material can be collectively stored, and the generating efficiency can be improved. Moreover, when a holding part filled with the powder filling material is in high voltage, an isolation wall is destroyed, the gas and the powder filling material of the holding part flow into a space part, therefore, the cathode inner cylinder cannot be destroyed early or cracked.

Description

Water battery

Technical field

The utility model relates to field of batteries, particularly the water battery of water filling generating.

Background technology

The water battery that generates electricity by water filling has been matter of public knowledge.For example, No. 3148205 communique of Japanese Utility Model, the existing water battery of announcing in the patent documentation, its structure comprises: form profile metallic negative pole outer cylinder body, activated carbon powder packing material, insert bar-shaped positive electrode collector in the powder packing material, to the water sucting part of powder packing material water supply usefulness, and the locating ring of location water sucting part etc.This water battery, water filling port are located at the bottom surface of negative pole outer cylinder body.The water that injects negative pole outer cylinder body inside is penetrated into the powder packing material by absorption piece, makes between two electrodes and produces electric power.Simultaneously, use after water battery and the discharge,, can generate electricity again from water filling port water filling once more.But because the negative pole outer cylinder body is to be formed by magnesium metal, aluminium, the bigger electrode active material of zinc plasma tendency, its intensity is weaker than other alloys.So, make its inner expansion when the electric reaction in when generating makes powder packing material generating gasification cause that the battery internal gas pressure raises, thereby cause the part breakage of negative pole outer cylinder body, and inner powder packing material leaks and leaks electricity.

Summary of the invention

Goal of the invention of the present utility model is: a kind of water battery is provided, not only will improves generating efficiency, cause the part breakage of negative pole outer cylinder body in also will avoiding using, and inner powder packing material leaks and leaks electricity.

For solving above-mentioned problem, water battery of the present utility model, its structure comprises: have water filling port the 1st end, 2nd end, the metal negative pole inner barrel relative with the 1st end, be filled in oxidation material powder packing material in the negative pole inner barrel, insert in the powder packing material and be projected into above-mentioned the 1st end the bar-shaped positive electrode collector of carbonaceous.

The characteristics of this programme are: the 1. inside of negative pole inner barrel is provided with the radially divider wall of separating this inside; 2. above-mentioned the 2nd end one side that should inside is provided with the spatial portion of not filling above-mentioned powder packing material.

Technique scheme is done further to improve, and described divider wall is made by paraffin.

Technique scheme is done further to improve,, also be surrounded by the stainless steel outer cylinder body in above-mentioned negative pole inner barrel periphery.

Technique scheme is done further to improve, be provided with a plurality of water filling ports in above-mentioned the 1st end.

Technique scheme is done further to improve, and described water battery also is provided with water-keeping material.This water-keeping material is made by the film like sponge of hot compression moulding.

The invention effect of this water battery is: because negative pole inner barrel inside is provided with divider wall, can concentrates and preserve the powder packing material, and can improve generating efficiency.And, when being high pressure in the resettlement section that the powder packing material is housed, can destroy divider wall, and make the gas and the powder packing material inflow space portion of resettlement section.So, can not destroy the negative pole inner barrel too early or make it produce the crack.

Description of drawings

Fig. 1 is the front elevation of water battery.

Fig. 2 is the vertical face sectional view of II-II line among Fig. 1.

Fig. 3 is for showing the vertical face sectional view that is same as Fig. 2 of water battery user mode.

Embodiment

Fig. 1 is the front elevation of water battery; Fig. 2 is the vertical face sectional view of the II-II line of Fig. 1.

As depicted in figs. 1 and 2, water battery 10 between the 1st and the 2nd end 11 and the 12, the 1st end 11 and the 2nd end 12, has the tubular peripheral surface 13 to water battery 10 horizontal expansions.

The structure of water battery 10 also comprises: the cylindric outer cylinder body of being made by stainless steel alloys such as iron and nickel 14; Be close to the cylindric negative pole inner barrel 15 of outer cylinder body 14 inner faces; Be filled in negative pole inner barrel 15 interior oxidation material (positive active material) powder packing materials 16; Be inserted into collection electric charge in the powder packing material 16 with the bar-shaped positive electrode collector 17 of carbonaceous in the central interior of negative pole inner barrel 15.

Positive electrode collector 17,, outside stainless steel positive terminal 18 and the 1st end 11 1 side tablings that protrude.And the below of positive terminal 18 is provided with cross sectional shape slightly as another trapezoidal support component 19.The inner face of negative pole inner barrel 15 is provided with the separator of water absorption brown paper material.

The first end 11 of water battery 10 is formed by sealing bolt 21.On the sealing bolt 21, be provided with a pair of water filling port 22a and the 22b that use to water battery 10 internal water floodings again.Sealing bolt 21 is made by various insulating material such as plastics, glass, potteries, and can isolate the conduction between negative pole inner barrel 15 and the positive electrode collector 17.And the 2nd end 12 is provided with by the outwards outstanding negative terminal 23 that forms in outer cylinder body 14 bottom surfaces.And

water filling port

22a and 22b singly can be provided with a pair ofly, also can design more a plurality of.The exhaust outlet effect that the internal gas that it produces in the time of can playing electric reaction emits.

Below the sealing bolt 21, be provided with circular ventilative liquid permeability film 24.It is with the water penetration film of PET film material and adhesive-bonded fabric is film adhered forms, and can play the unidirectional valve effect.The central authorities of ventilative liquid permeability film 24 are provided with through hole (not diagram), and positive electrode collector 17 runs through this hole.Ventilative liquid permeability film 24 is because clipped by the strutting piece 19 of below and positive terminal 18, so deviation position easily not.

The periphery of strutting piece 19 is provided with the water portion 30 that water filling is used that stores, and its below is embedded with water conservation parts 25 again.Water conservation parts 25 are made by the film like sponge of hot compression moulding, can absorb and preserve from the water of

water filling port

22a and 22b injection, expand into the space of water portion 30 simultaneously, and prevent that powder packing material 16 from leaking.

Negative pole inner barrel 15, by ionization or/and the bigger electrode active material of oxidation tendency, make as magnesium metal and zinc etc. or by alloys two or more at least in them.Its periphery is close to the inner peripheral surface of outer cylinder body 14, and is bonding or welding.The edge 14a of the 1st end 11 1 sides of outer cylinder body 14 extends internally, and is positioned on the edge of negative pole inner barrel 15.

Powder packing material 16 by the stronger electric conductor of oxidability (positive active material), is made as mixtures such as active carbon, manganese dioxide, iron oxide, crystalloid silver oxides.These materials also have unpolarizing.The kind of mixture and mixed proportion can set up on their own according to needed oxidability.

Positive electrode collector 17 is made by conductivity carbonaceous rod, ebonite rod strong, that electrochemical character is more stable.

The inside of negative pole inner barrel 15 is provided with and the approaching circular paraffin divider wall 26 of its internal diameter size.

Divider wall 26 is separated into two parts with the inside of negative pole inner barrel 15.That is, be positioned at the 1st end 11 1 sides, accommodate and preserve the resettlement section 27 of powder packing material 16, and be positioned at the 2nd end 12 1 sides, the spatial portion 28 of powder filler packing material not.

The water battery 10 of this structure, when with syringe etc. water (comprising running water and seawater) being injected

water filling port

22a and 22b, the water of injection will be absorbed by water conservation parts 25 rapidly and preserve, and infiltration and be diffused into powder packing material 16.Water after the diffusion plays the catalytic action of oxidation reaction, makes the inner peripheral surface oxidation of negative pole inner barrel 15 and produces ion.Then, produce conduction region between negative pole inner barrel 15 and the positive electrode collector 17, and produce electric power.And, be kept at resettlement section 27 because divider wall 26 is concentrated powder packing material 16, thus the water that is injected can spread apart rapidly, thereby generating efficiency also improves thereupon.

Fig. 3 is vertical face sectional views identical with Fig. 2 for the situation of water battery 10 inside after generating and the process certain hour.

Long period is used water battery 10, and after the generating during through certain hour, the electric reaction during generating will make powder packing material 16 generating gasification.And this will make resettlement section 27 in press liter, make its internal gas be elevated pressures.

At this moment, in the inside of negative pole inner barrel 15, the bottom surface of separator 20 will be subjected to the interior extrusion pressure of resettlement section 27 and break, and divider wall 26 is pushed or avalanche to 12 of the 2nd end one side, makes powder packing material 16 inflow space portions 28 then.Meanwhile, 27 inside, resettlement section flow into the lower spatial portion 28 of air pressure than the gas of hyperbar, thereby make negative pole inner barrel 15 gas inside be middle pressure, and the periphery wall Yin Qinei that can avoid negative pole inner barrel 15 like this presses and causes breakage.

And, even use water battery 10 more for a long time, make the negative pole inner barrel 15 interior whole gases that comprise resettlement section 27 and spatial portion 28 be high pressure, and negative pole inner barrel 15 periphery generation parts are damaged and when splitting, because negative pole inner barrel 15 is surrounded by the outer cylinder body 14 of stainless steel, so leak and also can not leak electricity even be filled in powder packing material 16 in the negative pole inner barrel.

Claims

1. water battery, it comprises: have water filling port the 1st end, 2nd end, the metal negative pole inner barrel relative with the 1st end, be filled in oxidation material powder packing material in the negative pole inner barrel, insert in the powder packing material and be projected into above-mentioned the 1st end the bar-shaped positive electrode collector of carbonaceous.

It is characterized in that: the inside of negative pole inner barrel is provided with the radially divider wall of separating this inside; Above-mentioned the 2nd end one side of this inside is provided with the spatial portion of not filling above-mentioned powder packing material.

2. a kind of water battery according to claim 1 is characterized in that: described divider wall is to be made by paraffin.

3. a kind of water battery according to claim 1 and 2 is characterized in that: in above-mentioned negative pole inner barrel periphery, also be surrounded by the stainless steel outer cylinder body.

4. a kind of water battery according to claim 3 is characterized in that: be provided with a plurality of water filling ports in above-mentioned the 1st end.

5. a kind of water battery according to claim 4 is characterized in that: be provided with water-keeping material, this water-keeping material is made by the film like sponge of hot compression moulding.