Electrolytic bath capable of reducing generation of bubbles

Abstract

The utility model belongs to the field of electrolytic baths, and particularly relates to an electrolytic bath capable of reducing bubbles, which comprises a bath body and polar plates arranged in the bath body, and is characterized in that a horizontal baffle plate or a horizontal baffle frame is arranged at the lower end of each polar plate, a defoaming device is respectively sleeved on each polar plate, and the defoaming device comprises a rectangular horizontal frame body; the front side rod and the rear side rod of the frame body are each sleeved with a defoaming roller, the left side edge and the right side edge of the frame body are each sleeved with a guide roller, magnetic frames are arranged on the portions, on the two sides of the guide rollers, of the frame body, inner magnets are arranged on the outer sides of the magnetic frames, vertical electric sliding tables are arranged on the two sides of the groove body, and outer magnet bases are installed on the sliding tables of the electric sliding tables. An outer magnet right facing the groove body is installed on the outer magnet base, and the position of the outer magnet corresponds to the position of the inner magnet. The device has the advantages of being reasonable in structure, stable and reliable in work and good in bubble generation reducing effect.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of electrolytic cell, concretely relates to an electrolytic cell reducing bubble generation. BACKGROUND

[0002] Electrolytic cell bubble refers to the phenomenon that a large number of bubbles are generated on the electrode surface during electrolysis, and the electrolytic cell bubble adheres to the electrode surface, because the bubble resistance is large, the electrolysis efficiency is reduced, thereby affecting the reaction on the electrode surface and the purity and quality of aluminum. In order to solve the above problems, the technical personnel in the field have developed an electrolytic cell reducing bubble generation, for example, the utility model patent technology of vibrating electrolytic cell is authorized and disclosed by the Chinese patent office on January 26, 2011, and the publication number is CN101956212A, and the name is vibrating electrolytic cell, which comprises anode plate, container groove, diaphragm, cathode plate, cam mechanism, the anode plate and the cathode plate are oppositely arranged in the container groove, the diaphragm is arranged between the anode plate and the cathode plate, the cam mechanism is arranged on the back of the cathode plate and the anode plate, the cam mechanism comprises a cam and a motor. The electrolytic cell can not only effectively eliminate the excess bubbles on the cathode plate and the anode plate and the nearby area of the electrolytic cell, but also effectively electrolyze the solution.

[0003] The electrolytic cell with the above structure breaks the bubble film by vibration, so that the bubbles fall off from the electrolyte, and this method is simple to operate, but the cam mechanism is connected with the external motor through the rotating shaft, the sealing property, the pressure resistance and the corrosion resistance of the connecting position of the rotating shaft and the container groove are required to be high, and the cam directly contacts the anode plate and the cathode plate, so that the anode plate and the cathode plate are easily damaged by the cam. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of electrolytic cell reducing bubble generation, which utilizes magnetic force to drive defoaming device to move up and down along pole plate, eliminate excess bubble on pole plate and its nearby, improve electrolysis efficiency under the premise of not damaging container groove structure.

[0005] The utility model is realized by the following technical solutions:

[0006] That is, an electrolytic cell reducing bubble generation, including tank body, tank body is equipped with pole plate, it is characterized in that the lower end of each pole plate is equipped with horizontal baffle or baffle frame, each pole plate is respectively equipped with defoaming device, defoaming device includes a rectangular horizontal frame body, multiple defoaming rollers are respectively sleeved on the front and back side rods of frame body, one guide roller is respectively sleeved on the left and right sides of frame body, magnetic frame is equipped on the frame body on the both sides of guide roller, inner magnet is equipped on the outside of magnetic frame, vertical electric sliding table is equipped on the both sides of tank body, outer magnet base is installed on the sliding table of electric sliding table, outer magnet is installed on outer magnet base, and outer magnet is opposite to inner magnet.

[0007] The electric sliding table is a prior art marketed product, comprising a motor, a screw rod, a guide column, a sliding table and a base, and through forward and reverse rotation of the motor, the sliding table can be reciprocally moved on the screw rod.

[0008] The defoaming roller and the guide roller are completely attached to the polar plate, and are easily stuck.

[0009] The edge rod section of the frame body of the defoaming device is preferably circular, the defoaming roller and the guide roller are sleeved on the frame body through the middle hole, and the inner diameter of the middle hole is 1-2 mm larger than the outer diameter of the edge rod section.

[0010] The defoaming frame inside the groove body is driven to reciprocally move along the polar plate by the inner magnet, and in the moving process, the defoaming roller eliminates the excess bubbles on the polar plate and nearby.

[0011] In order to ensure that the defoaming device can smoothly reciprocally move up and down under the magnetic force, the weight of the inner magnet is preferably greater than the weight of the entire defoaming device.

[0012] The defoaming roller of the utility model is preferably a plastic hollow roller, which can greatly reduce the weight of the entire defoaming device.

[0013] The groove body is provided with a liquid inlet, a liquid outlet, a gas outlet and a waste outlet, like the electrolytic cell of the prior art.

[0014] Further, the edge rod of the frame body of the defoaming device is preferably a hollow rod, and the defoaming roller is preferably a hollow structure.

[0015] The above structure can greatly reduce the weight of the defoaming device and facilitate the reciprocally moving up and down of the defoaming device by magnetic force.

[0016] The polar plate of the electrolytic cell needs to be regularly maintained and replaced, and the defoaming device is simultaneously maintained and replaced during maintenance.

[0017] Further, the outer magnet of the utility model is an electromagnet.

[0018] The electromagnet is used, which is controllable in magnetic force and can enhance the magnetic force by increasing the current, and after the defoaming device is lifted to a high point by the electromagnet, the electromagnet is powered off, and then the defoaming device automatically falls under the action of gravity.

[0019] Further, the surface of the defoaming roller is provided with defoaming spines distributed on the roller body.

[0020] Further, the defoaming roller of the utility model is composed of a plurality of small defoaming rollers, and gaps are provided between adjacent defoaming rollers.

[0021] The defoaming roller on both sides of the polar plate adopts an integral structure, which has the problems of great processing difficulty and easy to be stuck. The small defoaming roller with gaps is adopted, which reduces the processing difficulty and is not easy to be stuck.

[0022] The utility model discloses a structure is reasonable, work stable and reliable, reduces the good advantage of bubble generation effect. The utility model discloses under the premise of partially destroying the groove body structure, can effectively eliminate the excess bubble of polar plate and nearby, effectively reduces bubble generation, improves electrolysis effect. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the structural schematic diagram of the utility model;

[0024] Figure 2 It is Figure 1 It is the structural schematic diagram of the utility model after removing the electric sliding platform;

[0025] Figure 3 It is Figure 2 It is the left view of A-A section structure view;

[0026] Figure 4 It is Figure 1 The left view of A-A section structure view.

[0027] As shown in the figure: 1. groove body; 2. electric sliding platform; 3. outer magnet base; 4. outer magnet; 5. anode plate; 6. diaphragm; 7. cathode plate; 8. inner magnet; 9. defoaming thorn; 10. small defoaming roller; 11. baffle; 12. guide roller; 13. frame; 14. magnetic frame. DETAILED DESCRIPTION

[0028] The embodiments of the utility model technical scheme will be described in detail below with reference to the drawings. The following embodiments are only used to more clearly illustrate the technical scheme of the utility model, therefore only as an example, and can not be used to limit the protection scope of the utility model. It should be noted that, unless otherwise specified, the technical terms or scientific terms used in the present application should be the usual meaning understood by the technical personnel in the field of the utility model.

[0029] As Figure 1 , Figure 2 , Figure 3 , Figure 4As shown: the groove body 1 is internally provided with an anode plate 5 and a cathode plate 7, the two plates are provided with a diaphragm 6, the middle part of the groove body 1 is provided with an electric sliding table 2 on each side, the horizontal outer magnet base 3 is arranged on the sliding table 2-1 of each electric sliding table 2, the outer magnet 4 is symmetrically arranged on the outer magnet base 3 and faces the groove body 1, the lower end of the two plates 7 is respectively provided with a horizontal baffle 11, the plate 7 is sleeved with a defoaming device, the defoaming device comprises a rectangular frame 13, the frame 13 is composed of four hollow edge rods with circular cross section, four hollow small defoaming rollers 10 are sleeved on the edge rods on the front and rear sides of the frame 13 respectively, a gap (1-2mm) is arranged between every two adjacent small defoaming rollers 10 on each side, the surface of each small defoaming roller 10 is provided with defoaming thorns 9 distributed on the roller body, a guide roller 12 is sleeved on the edge rods on the left and right sides of the frame 13 respectively, the defoaming thorns 9 of the small defoaming roller 10 and the guide roller 12 are provided with a gap (1-2mm) with the plate, and the hollow of the small defoaming roller 10 and the middle hole of the guide roller 12 are provided with a gap (1-2mm) with the edge rods of the frame 13.

[0030] When the utility model is used, the defoaming device is sleeved on the two plates, under the action of gravity, the smallest end of the plate is blocked by the baffle 11, the electric sliding table 2 on the outside of the groove body 1 is controlled by the motor, so that the sliding table 2-1 drives the outer magnet base 3 to be at the lowest point, at this time, the outer magnet 4 corresponds to the position of the corresponding inner magnet 8 in the groove body 1, during the electrolysis process, the motor is controlled, so that the sliding table 2-1 drives the outer magnet to reciprocate up and down, under the action of magnetic force, the defoaming device in the groove body reciprocates up and down along the plate, in the movement process, the small defoaming roller 10 rotates, and the defoaming thorns 9 on the surface are used to eliminate the excess bubbles on the plate and the nearby area.

[0031] The above embodiments are only used to illustrate the technical scheme of the utility model, and not to limit it; although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical scheme deviate from the scope of the technical scheme of the embodiments of the utility model, and they should be covered in the scope of the claims and the description of the utility model.

Claims

1. An electrolytic cell for reducing bubble generation, comprising a cell body, an electrode plate being provided in the cell body, characterized in that The lower end of each polar plate is provided with a horizontal baffle or frame, and each polar plate is respectively sleeved with a defoaming device.

2. An electrolytic cell with reduced bubble generation as claimed in claim 1, wherein The side bars of the frame body of the defoaming device are hollow bars, and the defoaming roller is hollow.

3. An electrolytic cell with reduced bubble generation as claimed in claim 1, wherein The outer magnet is an electromagnet.

4. The electrolytic cell of claim 1, wherein The surface of the defoaming roller is provided with defoaming thorns distributed on the roller body.

5. The electrolytic cell of claim 1, wherein The defoaming roller is composed of a plurality of small defoaming rollers.

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