CN219117221U

CN219117221U - Electrolytic air floatation equipment

Info

Publication number: CN219117221U
Application number: CN202223571649.8U
Authority: CN
Inventors: 孙涛; 郑成群
Original assignee: Wuxi Aopusi Environmental Protection Technology Co ltd
Current assignee: Wuxi Aopusi Environmental Protection Technology Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-06-02
Anticipated expiration: 2032-12-31

Abstract

The utility model discloses an electrolytic air floatation device, which comprises: the device comprises a device tank body, wherein a water distribution area, a decomposition area and a separation area are arranged in the device tank body, the water distribution area is communicated with the decomposition area, the decomposition area is communicated with the separation area, a water inlet pipe is arranged on the device tank body, the water inlet pipe is communicated with the water distribution area, and a sludge tank is arranged in the separation area; the electrode assembly is arranged in the decomposition area and is used for being connected with a power supply; the slag scraping system is arranged on the equipment pool body and at a position corresponding to the separation zone, and is used for scraping the sludge positioned above the separation zone into the sludge tank. The utility model can realize the integration of three functions of electrolysis, electric flocculation and floatation, and can not only realize the electric flocculation but also play an electric floatation role.

Description

Electrolytic air floatation equipment

Technical Field

The utility model relates to the technical field of electrolysis equipment, in particular to electrolysis air floatation equipment.

Background

The electrolytic air floatation method is to insert a plurality of groups of electrodes between positive and negative in the waste water, when passing through direct current, electrolysis, polarization of particles, electrophoresis, oxidation reduction and interaction between electrolysis products and waste water are generated. When a soluble electrode (generally aluminum iron) is used as an anode for electrolysis, the metal of the anode dissolves cations of aluminum and iron and combines with hydroxide ions in water to form aluminum and iron hydroxide with strong adsorptivity, which can adsorb and condense impurity particles in water to form floccules. The flocculation particles are adhered to micro bubbles (hydrogen) generated on the cathode, so that air flotation separation can be realized.

However, the electrolysis equipment in the prior art is inconvenient in removing sludge or scum after flocculation air floatation, sometimes even needs manual operation for removing, and is unfavorable for realizing automatic work, and has higher labor cost.

Disclosure of Invention

The utility model provides an electrolytic air floatation device which can improve working efficiency and process automation.

In order to solve the above technical problems, the present utility model provides an electrolytic air floatation device, including:

the device comprises a device tank body, wherein a water distribution area, a decomposition area and a separation area are arranged in the device tank body, the water distribution area is communicated with the decomposition area, the decomposition area is communicated with the separation area, a water inlet pipe is arranged on the device tank body, the water inlet pipe is communicated with the water distribution area, and a sludge tank is arranged in the separation area;

the electrode assembly is arranged in the decomposition area and is used for being connected with a power supply;

the slag scraping system is arranged on the equipment pool body and at a position corresponding to the separation zone, and is used for scraping the sludge positioned above the separation zone into the sludge tank.

As the optimization of the technical scheme, the inside of the equipment pool body is also provided with a clear water zone, the clear water zone is communicated with the separation zone, the equipment pool body is provided with a drain pipe, and the drain pipe is communicated with the clear water zone.

As a preferable mode of the above technical scheme, a liquid level control system is arranged between the separation zone and the clear water zone.

As a preferable mode of the above technical solution, an aeration system is provided below the electrode assembly.

As the preferable choice of above-mentioned technical scheme, scrape sediment system includes sprocket, circulation chain and scraper blade, circulation chain with the sprocket meshing, circulation chain is located the top of separation district, circulation chain is parallel to the horizontal direction, the scraper blade is perpendicular to be installed on the circulation chain.

As the optimization of the technical scheme, the circulating chain is fixedly provided with the connecting block, the connecting block is fixedly provided with the connecting bracket, the connecting bracket is provided with the pressing strip, and the scraping plate is clamped and arranged between the connecting bracket and the pressing strip.

Preferably, in the above technical solution, the scraping plate is a rubber plate.

As the optimization of the technical scheme, the sludge tank is arranged back to the separation area, a first inclined plane and a second inclined plane are arranged at the top of the sludge tank, the first inclined plane is connected with the second inclined plane, the first inclined plane extends upwards obliquely, the second inclined plane extends downwards obliquely, and the first inclined plane is in contact with the scraping plate.

As the preference of above-mentioned technical scheme, the electrode subassembly includes electrode mother board, positive plate and negative plate, the positive plate with the negative plate install in on the electrode mother board, the positive plate with the negative plate is parallel to each other and crisscross the setting, the positive plate is used for the anodal electric connection with the power, the negative plate is used for the negative pole electric connection with the power.

As the optimization of above-mentioned technical scheme, the electrode assembly still includes nylon stick and insulating spacer, the nylon stick passes the positive plate with be provided with insulating spacer between every adjacent positive plate with the negative plate, the tip of nylon stick is provided with the screw thread section, threaded connection is provided with the nylon nut on the screw thread section.

The utility model provides electrolysis air floatation equipment which comprises an equipment tank body, an electrode assembly and a slag scraping system, wherein a water distribution area, a decomposition area and a separation area are arranged in the equipment tank body, the electrode assembly is arranged in the decomposition area, the slag scraping system is arranged in the separation area, when the electrolysis air floatation equipment works, sewage enters the water distribution area through a water inlet pipe and enters the decomposition area through the water distribution area, when the sewage passes through the surface of the electrode assembly in the electrolysis area, pollutants in the sewage form flocs under the action of electrolysis of the electrifying of the electrode assembly, micro bubbles generated by water electrolysis are mutually contacted and adhered together to form flocs with apparent density smaller than water, then the flocs flow to the separation area, the flocs are accumulated on the tank surface under the action of buoyancy, the slag scraping system scrapes the sludge positioned on the tank surface of the separation area into a sludge tank to obtain clear water, the solid-liquid separation work is automatically completed through the slag scraping system, the work efficiency is high, and the solid-liquid separation work can be quickly realized.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.

Drawings

Fig. 1 is a schematic plan view showing an electrolytic air floatation apparatus of the present embodiment;

FIG. 2 is a schematic plan view showing the construction of a slag scraping system in the present embodiment;

fig. 3 is a schematic plan view showing the structure of an electrode assembly in the present embodiment;

FIG. 4 shows an enlarged schematic view at A in FIG. 2;

fig. 5 shows a schematic plan view of the sludge tank in the present embodiment;

FIG. 6 is a schematic plan view showing the liquid level control system in the present embodiment;

fig. 7 shows a left side view of fig. 6;

in the figure: 10. an equipment pool body; 20. a water distribution area; 30. an electrode assembly; 40. a decomposition zone; 50. a separation zone; 60. a sludge tank; 70. a liquid level control system; 80. a clear water zone; 90. an aeration system; 100. a slag scraping system; 101. a water inlet pipe; 102. a drain pipe; 103. a slag discharge pipe; 104. a water diversion pipe; 301. an electrode motherboard; 302. a positive plate; 303. a negative plate; 304. an insulating spacer; 305. a nylon nut; 306. a nylon rod; 307. a wiring board; 308. lifting lugs; 601. a first inclined surface; 602. a second inclined surface; 701. a lower baffle; 702. a limit pressing plate; 703. a liquid level baffle; 704. a liquid level hole; 705. a threaded rod; 706. rotating a hand wheel; 1001. a circulating chain; 1002. a sprocket; 1003. a scraper; 1004. a connecting block; 1005. a connecting bracket; 1006. and (5) layering.

Detailed Description

In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions according to the embodiments of the present utility model will be clearly described in the following with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 7, an embodiment of the present utility model provides an electrolytic air floatation device, which is characterized by comprising:

the device comprises a device tank body 10, wherein a water distribution area 20, a decomposition area 40 and a separation area 50 are arranged in the device tank body 10, the water distribution area 20 is communicated with the decomposition area 40, the decomposition area 40 is communicated with the separation area 50, a water inlet pipe 101 is arranged on the device tank body 10, the water inlet pipe 101 is communicated with the water distribution area 20, and a sludge tank 60 is arranged in the separation area 50;

an electrode assembly 30 disposed in the decomposition area 40, the electrode assembly 30 being for connection to a power source;

the slag scraping system 100 is arranged on the equipment pool body 10 and corresponds to the separation zone 50, and the slag scraping system 100 is used for scraping the sludge positioned above the separation zone 50 into the sludge tank 60.

The electrolytic air flotation device provided by the embodiment comprises a device tank body 10, an electrode assembly 30 and a slag scraping system 100, wherein a water distribution area 20, a decomposition area 40 and a separation area 50 are arranged in the device tank body 10, the electrode assembly 30 is arranged in the decomposition area 40, the slag scraping system 100 is arranged in the separation area 50, when the electrolytic air flotation device works, sewage enters the water distribution area 20 through a water inlet pipe 101 and enters the decomposition area 40 through the water distribution area 20, when the sewage passes through the surface of the electrode assembly 30 in the electrolysis area, pollutants in the sewage form a floccule under the action of electrifying the electrode assembly 30, microbubbles generated by electrolysis water are contacted with each other and adhered together to form floccules with apparent density smaller than water, then the floccules flow to the separation area 50, the floccules are accumulated on the tank surface under the action of buoyancy, the slag scraping system 100 scrapes the sludge positioned on the tank surface of the separation area 50 into a sludge tank 60 to realize solid-liquid separation so as to obtain clear water, the work of the solid-liquid separation is automatically completed through the slag scraping system 100, the work of high work efficiency can be realized.

Specifically, in this embodiment, the water distribution area 20 and the decomposition area 40 are communicated through a water distribution pipe 104, and after entering the water distribution area 20, the sewage enters the decomposition area 40 through the water distribution pipe 104, and in addition, a slag discharging pipe 103 is disposed on the apparatus tank 10, and the slag discharging pipe 103 is communicated with the sludge tank 60, and is used for discharging the sludge in the sludge tank 60.

In a further implementation manner of this embodiment, a clean water area 80 is further provided in the apparatus tank 10, the clean water area 80 is communicated with the separation area 50, a drain pipe 102 is provided on the apparatus tank 10, and the drain pipe 102 is communicated with the clean water area 80.

In this embodiment, after the sewage is subjected to solid-liquid separation in the separation area 50, the clean water after the solid-liquid separation enters the clean water area 80, and is discharged out of the equipment pool body 10 through the drain pipe 102.

In a further implementation of the present embodiment, a liquid level control system 70 is provided between the separation zone 50 and the clean water zone 80.

The fluid level control system 70 in this embodiment may be used to control the fluid level within the device tank 10.

The liquid level control system 70 in this embodiment is disposed at the inlet of the clean water zone 80, specifically, the liquid level control system 70 in this embodiment includes a lower baffle 701, limiting pressing plates 702 are disposed on two sides of the lower baffle 701, a liquid level baffle 703 is movably disposed between the lower baffle 701 and the limiting pressing plates 702, a liquid level hole 704 is disposed on the liquid level baffle 703, a rotating hand wheel 706 is rotatably disposed on the device tank 10, the liquid level baffle 703 is connected with a threaded rod 705, a threaded hole is disposed at the center of the threaded rod 705 and the rotating hand wheel 706, and the threaded rod 705 passes through the threaded hole and is in threaded connection with the threaded hole.

When the device works, the hand wheel 706 can be rotated to drive the threaded rod 705 to move in the vertical direction, the liquid level baffle 703 can be moved in the vertical direction, and then the height of the liquid level hole 704 can be adjusted, and as clean water enters the clean water area 80 through the liquid level hole 704, the device can control the liquid level height by adjusting the height of the liquid level hole 704.

In a further implementation of this embodiment, an aeration system 90 is provided below the electrode assembly 30.

The aeration system 90 in this embodiment is used to wash the surface of the electrode assembly 30, preventing the surface of the electrode assembly 30 from being attached, which can maintain the operation activity of the electrode assembly 30.

In a further possible implementation of the present embodiment, the slag scraping system 100 includes a sprocket 1002, a circulation chain 1001, and a scraper 1003, the circulation chain 1001 is engaged with the sprocket 1002, the circulation chain 1001 is located above the separation zone 50, the circulation chain 1001 is parallel to the horizontal direction, and the scraper 1003 is vertically mounted on the circulation chain 1001.

The slag scraping system 100 in the embodiment has a simple structure, stable operation and high working efficiency.

Also, the number of the squeegees 1003 in the present embodiment is plural, and the plural squeegees 1003 are uniformly arranged along the endless chain 1001, which can maintain continuous scraping.

In a further implementation manner of this embodiment, a connection block 1004 is fixed on the circulation chain 1001, a connection bracket 1005 is fixedly arranged on the connection block 1004, a pressing bar 1006 is arranged on the connection bracket 1005, and the scraping plate 1003 is clamped between the connection bracket 1005 and the pressing bar 1006.

The scraper 1003 in this embodiment is convenient to install, has a simple connection structure with the circulating chain 1001, specifically, the connection between the connection bracket 1005 and the batten 1006 is realized by a fastener such as a bolt, and the scraper 1003 can be replaced conveniently.

Specifically, the sprocket 1002 in this embodiment drives it to rotate by the driving mechanism, and further drives the endless chain 1001 to move circularly, and the blade 1003 connected to the endless chain 1001 can operate continuously.

In a further implementation of this embodiment, the blade 1003 is a rubber plate.

The blade 1003 in this embodiment is made of a rubber plate, which can facilitate the scraping work.

In a further implementation of this embodiment, the sludge tank 60 is arranged facing away from the separation zone 50, the top of the sludge tank 60 is provided with a first inclined surface 601 and a second inclined surface 602, the first inclined surface 601 and the second inclined surface 602 are connected, the first inclined surface 601 extends obliquely upwards, the second inclined surface 602 extends obliquely downwards, and the first inclined surface 601 is in contact with the scraper.

In this embodiment, during operation, the rubber plate scrapes the sludge along the first inclined plane 601 to the second inclined plane 602, and then slides down the second inclined plane 602 to the sludge tank 60.

In a further implementation manner of this embodiment, the electrode assembly 30 includes an electrode mother plate 301, a positive electrode plate 302 and a negative electrode plate 303, the positive electrode plate 302 and the negative electrode plate 303 are mounted on the electrode mother plate 301, the positive electrode plate 302 and the negative electrode plate 303 are parallel and staggered, the positive electrode plate 302 is electrically connected with a positive electrode of a power supply, and the negative electrode plate 303 is electrically connected with a negative electrode of the power supply.

In a further implementation manner of this embodiment, the electrode assembly 30 further includes a nylon rod 306 and an insulating spacer 304, the nylon rod 306 penetrates through the positive plate 302 and the negative plate 303, the insulating spacer 304 is disposed between each adjacent positive plate 302 and negative plate 303, a threaded section is disposed at an end of the nylon rod 306, and a nylon nut 305 is disposed on the threaded section in a threaded connection.

The electrode motherboard 301 in this embodiment is provided with a lifting lug 308 and a wiring board 307.

The electrode assembly 30 in this embodiment has a stable structure, and the insulating properties of the electrode assembly 30 can be improved by using the insulating spacer 304 and the nylon rod 306.

Also, the aeration system 90 in this embodiment includes at least an aeration tray that is positioned below the positive electrode plate 302 and the negative electrode plate 303.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. An electrolytic air floatation device, comprising:

2. The electrolytic air flotation device according to claim 1, wherein a clear water zone is further arranged in the device tank body, the clear water zone is communicated with the separation zone, a drain pipe is arranged on the device tank body, and the drain pipe is communicated with the clear water zone.

3. The electrolytic air flotation device of claim 2, wherein a liquid level control system is disposed between the separation zone and the clear water zone.

4. The electrolytic air flotation device of claim 1, wherein an aeration system is provided below the electrode assembly.

5. The electrolytic air flotation device of claim 1, wherein the slag scraping system comprises a sprocket, a circulating chain and a scraper, the circulating chain is meshed with the sprocket, the circulating chain is located above the separation zone, the circulating chain is parallel to the horizontal direction, and the scraper is vertically mounted on the circulating chain.

6. The electrolytic air flotation device of claim 5, wherein a connecting block is fixed on the circulating chain, a connecting bracket is fixedly arranged on the connecting block, a pressing bar is arranged on the connecting bracket, and the scraping plate is clamped between the connecting bracket and the pressing bar.

7. The electrolytic air flotation device of claim 6 wherein the scraper is a rubber plate.

8. The electrolytic air flotation device of claim 7, wherein the sludge tank is disposed opposite the separation zone, a first incline and a second incline are disposed at a top of the sludge tank, the first incline and the second incline are connected, the first incline extends obliquely upward, the second incline extends obliquely downward, and the first incline contacts the scraper.

9. The electrolytic air flotation device of claim 1, wherein the electrode assembly comprises an electrode motherboard, a positive plate and a negative plate, the positive plate and the negative plate are mounted on the electrode motherboard, the positive plate and the negative plate are parallel to each other and are arranged in a staggered manner, the positive plate is used for being electrically connected with a positive electrode of a power supply, and the negative plate is used for being electrically connected with a negative electrode of the power supply.

10. The electrolytic air flotation device of claim 9, wherein the electrode assembly further comprises a nylon rod and an insulating spacer, the nylon rod passes through the positive plate and the negative plate, the insulating spacer is arranged between each adjacent positive plate and negative plate, a threaded section is arranged at the end of the nylon rod, and a nylon nut is arranged on the threaded section in a threaded connection.