CN203660015U

CN203660015U - Device for recovering fluid in storage battery

Info

Publication number: CN203660015U
Application number: CN201320890139.9U
Authority: CN
Inventors: 高敏强; 殷玉根
Original assignee: LIANYUNGANG YUNHAI POWER SUPPLY Co Ltd
Current assignee: LIANYUNGANG YUNHAI POWER SUPPLY Co Ltd
Priority date: 2013-12-31
Filing date: 2013-12-31
Publication date: 2014-06-18
Anticipated expiration: 2023-12-31

Abstract

The utility model discloses a device for recovering the fluid in a storage battery. The device comprises a raw material box (4) used for containing waste battery fluid, and is characterized by further comprising a first filtering device (6), and a first liquid extraction pump (2) used for pumping the waste battery fluid in the raw material box (4) into the first filtering device (6); an electrolytic bath (14) is also communicated with the lower part of the first filtering device (6); the electrolytic bath (14) is internally provided with a cathode unit (24), an anode unit (16) and a power supply (12) which is connected with the cathode unit and the anode unit; a cation exchange membrane (20) is arranged between the cathode unit (24) and the anode unit (16); the electrolytic bath (14) is divided into a cathode chamber (25) provided with the cathode unit (24) and an anode chamber (18) provided with the anode unit (16) by the cation exchange membrane (20); the cathode chamber (25) is respectively communicated with a water tank (28) arranged above the cathode chamber and a finished product box (22) arranged under the cathode chamber by a first valve (26) and a second valve (23). After the device is adopted, a great number of ions such as CO3<2-> and Cl<-> and impurities in the unqualified alkaline waste liquid can be removed, so that the unqualified alkaline waste liquid can be changed into qualified alkaline liquid so as to be recycled.

Description

Liquid retracting device in a kind of storage battery

Technical field

The utility model relates to a kind of retracting device that the interior liquid of storage battery is reclaimed.

Background technology

Storage battery is a kind of device that chemical energy is directly changed into electric energy, is by the battery of rechargeable design, is realized and being recharged by reversible chemical reaction.Its operation principle: utilizing outside electric energy to make inner active material regeneration when charging, is chemical energy electrical power storage, again chemical energy is converted to electric energy output need to discharge time.

The quality of battery-operated quality, electrolyte quality is a key factor, alkaline electrolyte divides potassium hydroxide aqueous solution and sodium hydrate aqueous solution.Because alkaline electrolyte can absorb airborne carbon dioxide, the evaporation of hydrone or or as some impurity, cause CO in electrolyte ₃ ^2-, Cl ^-plasma content increases, and resistivity increases, and battery capacity reduces, and electrolyte is scrapped, and there be limited evidence currently of has pair storage battery waste liquid to recycle, and a large amount of discharges can strengthen cost payout on the one hand, cause waste, pollute the environment on the other hand, be detrimental to health.

Utility model content

The technical problems to be solved in the utility model is to provide a kind of device that can reclaim liquid in storage battery.

For addressing the above problem, the utility model provides liquid retracting device in a kind of storage battery, comprise the material box that fills refuse battery liquid, it is characterized in that, also comprise the first filter, and for the waste liquid of described material box being pumped into the first drawing liquid pump in described the first filter, described the first filter below is also communicated with electrolysis tank, in described electrolysis tank, be provided with cathode electrode unit, anode unit, and the power supply being all connected with both, between described cathode electrode unit and anode unit, be also provided with cation-exchange membrane, described electrolysis tank is divided into the cathode chamber that is provided with cathode electrode unit and the anode chamber that is provided with anode unit by this cation-exchange membrane, described cathode chamber is communicated with side's disposed thereon water tank and the finished product box of below by the first valve and the second valve respectively.

As further improvement of the utility model, described the first filter pump comprises that filter box and plug are arranged on the filter septum in described filter box, and described filter septum is at least provided with two.

As further improvement of the utility model, between described the first filter and described electrolysis tank, be also connected with the second filter, described the second filter is fine filter, its filtering accuracy is 10 microns.

As further improvement of the utility model, in described cathode chamber, be also provided with the OH that can detect in cathode chamber ^-alkaline checkout gear, described alkaline checkout gear with can control described the first valve and the second valve open or close first sensor electrical connection.

As further improvement of the utility model, described alkaline checkout gear has also been electrically connected the second transducer, and described the second transducer is timer.

The beneficial effects of the utility model are, first by the first filter, waste electrolyte is carried out to filtration treatment, filter out impurity wherein, after by cross filter waste electrolyte be incorporated in the anode chamber in electrolysis tank, the first valve open, is incorporated into distilled water in cathode chamber, under the galvanic effect of power supply, potassium ion (or sodium ion) sees through cation-exchange membrane and enters cathode chamber, and anion CO ₃ ^2-, Cl ^-deng not seeing through cation-exchange membrane, the concentration of Zhe Shi anode chamber potassium hydroxide (or NaOH) improves constantly, and then higher potassium hydroxide (or NaOH) electrolyte of acquisition purity, opening the second valve flows in finished product box potassium hydroxide (or NaOH) electrolyte again, can continue afterwards to open the first valve and add distilled water in cathode chamber, continual waste electrolyte is processed, this mode can be gone out defective alkaline waste liquor a large amount of CO ₃ ^2-, Cl ^-plasma and impurity, become qualified alkalies and continue to use.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model;

Wherein: 2-the first drawing liquid pump; 4-material box; 6-the first filter; 8-filter septum; 10-the second filter; 12-power supply; 14-electrolysis tank; 16-anode unit; 18-anode chamber; 20-cation-exchange membrane; 22-finished product box; 23-the second valve; 24-cathode electrode unit; 25-cathode chamber; 26-the first valve; 28-water tank.

Embodiment

Below in conjunction with accompanying drawing, the utility model is described in further details.

As shown in Figure 1, the utility model comprises the material box 4 that fills refuse battery liquid, it is characterized in that, also comprise the first filter 6, and for the waste liquid of material box 4 being pumped into the first drawing liquid pump 2 in the first filter 6, the first filter 6 belows are also communicated with electrolysis tank 14, in electrolysis tank 14, be provided with cathode electrode unit 24, anode unit 16, and the power supply 12 being all connected with both, between cathode electrode unit 24 and anode unit 16, be also provided with cation-exchange membrane 20, electrolysis tank 14 is divided into the cathode chamber 25 that is provided with cathode electrode unit 24 and the anode chamber 18 that is provided with anode unit 16 by this cation-exchange membrane 20, cathode chamber 25 is communicated with side's disposed thereon water tank 28 and the finished product box 22 of below by the first valve 26 and the second valve 23 respectively.

First the utility model carries out filtration treatment by the first filter 6 to waste electrolyte, filter out impurity wherein, after by cross filter waste electrolyte be incorporated in the anode chamber 18 in electrolysis tank 14, the first valve 26 is opened, distilled water is incorporated in cathode chamber 25, under the galvanic effect of power supply 12, potassium ion (or sodium ion) sees through cation-exchange membrane 20 and enters cathode chamber 25, and anion CO ₃ ^2-, Cl ^-deng not seeing through cation-exchange membrane 20, the concentration of Zhe Shi anode chamber 18 potassium hydroxide (or NaOH) improves constantly, and then higher potassium hydroxide (or NaOH) electrolyte of acquisition purity, opening the second valve 23 flows in finished product box 22 potassium hydroxide (or NaOH) electrolyte again, can continue afterwards to open the first valve 26 and add distilled water in cathode chamber 25, continual waste electrolyte is processed, this mode can be gone out defective alkaline waste liquor a large amount of CO ₃ ^2-, Cl ^-plasma and impurity, become qualified alkalies and continue to use.

As further improvement of the utility model, the first filter pump comprises that filter box and plug are arranged on the filter septum 8 in filter box, and filter septum 8 is at least provided with two.

Filter is arranged to plug-in, is convenient to take out and cleans.

As further improvement of the utility model, between the first filter 6 and electrolysis tank 14, being also connected with the second filter 10, the second filters 10 is fine filter, and its filtering accuracy is 10 microns.

The second filter 10 is set, improves filter efficiency.

As further improvement of the utility model, in cathode chamber 25, be also provided with the OH that can detect in cathode chamber 25 ^-alkaline checkout gear, alkaline checkout gear with can control the first valve 26 and the second valve 23 and open or close first sensor electrical connection.

Detect OH in cathode chamber 25 by alkaline checkout gear ^-concentration, open the second valve 23 when reaching after default concentration, the electrolyte in cathode chamber 25 flows in finished product box 22, then opens the first valve 26, distilled water in water tank 28 is incorporated in cathode chamber 25, continual waste electrolyte is processed to processing.

As further improvement of the utility model, alkaline checkout gear has also been electrically connected the second transducer, and the second transducer is timer.

Setup times transducer, opens alkaline checkout gear at set intervals, its operating time of reasonable arrangement, is conducive to improve its useful life.

Although the utility model with preferred embodiment openly as above; but it is not for limiting claim; any those skilled in the art are originally in the spirit and scope of utility model not departing from; can make possible amendment and variation; therefore the scope that, protection range of the present utility model should be defined with the utility model claim is as the criterion.

Claims

1. liquid retracting device in a storage battery, comprise the material box (4) that fills refuse battery liquid, it is characterized in that, also comprise the first filter (6), and for the waste liquid of described material box (4) being pumped into the first drawing liquid pump (2) in described the first filter (6), described the first filter (6) below is also communicated with electrolysis tank (14), in described electrolysis tank (14), be provided with cathode electrode unit (24), anode unit (16), and the power supply (12) being all connected with both, between described cathode electrode unit (24) and anode unit (16), be also provided with cation-exchange membrane (20), described electrolysis tank (14) is divided into the cathode chamber (25) that is provided with cathode electrode unit (24) and the anode chamber (18) that is provided with anode unit (16) by this cation-exchange membrane (20), described cathode chamber (25) is communicated with side's disposed thereon water tank (28) and the finished product box (22) of below by the first valve (26) and the second valve (23) respectively.

2. liquid retracting device in a kind of storage battery according to claim 1, it is characterized in that, described the first filter pump comprises that filter box and plug are arranged on the filter septum (8) in described filter box, and described filter septum (8) is at least provided with two.

3. liquid retracting device in a kind of storage battery according to claim 2, it is characterized in that, between described the first filter (6) and described electrolysis tank (14), be also connected with the second filter (10), described the second filter (10) is fine filter, and its filtering accuracy is 10 microns.

4. liquid retracting device in a kind of storage battery according to claim 3, is characterized in that, is also provided with the OH that can detect in cathode chamber (25) in described cathode chamber (25) ^-alkaline checkout gear, described alkaline checkout gear with can control described the first valve (26) and the second valve (23) and open or close first sensor and be electrically connected.

5. liquid retracting device in a kind of storage battery according to claim 4, is characterized in that, described alkaline checkout gear has also been electrically connected the second transducer, and described the second transducer is timer.