阅读说明：本技术 一种处理工业废渣的设备及使用方法 (Equipment for treating industrial waste residues and use method ) 是由 刘晶磊 杨烁 李春雨 吴浩 魏宝川 张政 于 2020-09-17 设计创作，主要内容包括：本发明公开了一种处理工业废渣的设备及使用方法,该装置结合静电技术和压滤技术,通过静电技术使污染土中有害的离子向电极一侧汇集,然后通过压滤技术将汇集区有害离子挤压排出,该装置主要包括上部电极压滤装置和下部电极箱体部分组成,其中所述上部电极压滤装置主要包括：液压推动装置、底座、支撑板、电极板一、支撑轴、支撑筒,所述下部电极箱体部分包括：支撑箱体、内壁绝缘板、蝶形阀开关、车轮、排水孔、滤膜、电极板二、底部绝缘板、车轮连接杆、蝶形阀控制轴、蝶形阀开关控制电机、箱体门、液压顶升设备、锁链。本发明将静电技术和压滤技术相结合,为污染土资源化利用提供条件；并节省了污染土堆存成本,有利于环境保护。(The invention discloses a device for treating industrial waste residue and a using method thereof, the device combines an electrostatic technology and a filter pressing technology, harmful ions in polluted soil are collected to one side of an electrode by the electrostatic technology, and then the harmful ions in a collection area are extruded and discharged by the filter pressing technology, the device mainly comprises an upper electrode filter pressing device and a lower electrode box body part, wherein the upper electrode filter pressing device mainly comprises: hydraulic pressure thrust unit, base, backup pad, electrode plate one, back shaft, a support section of thick bamboo, lower part electrode box part includes: the support box body, the inner wall insulation board, the butterfly valve switch, the wheel, the drain hole, the filter membrane, the electrode plate II, the bottom insulation board, the wheel connecting rod, the butterfly valve control shaft, the butterfly valve switch control motor, the box body door, the hydraulic jacking equipment and the chain. The invention combines the static technology and the filter pressing technology, and provides conditions for resource utilization of the polluted soil; and save the piling cost of the polluted soil, and is beneficial to environmental protection.)

1. The device is characterized in that the device for treating the industrial waste residues mainly comprises an upper electrode filter pressing device and a lower electrode box body part, the upper electrode filter pressing device is mainly installed below a roof, and the upper electrode filter pressing device mainly comprises: the hydraulic pushing device is respectively installed on two sides below a roof, the base is installed below the hydraulic pushing device, the supporting plate is installed below the base, the electrode plate I is installed below the supporting plate, the supporting cylinder is installed in the middle below the roof, the supporting cylinder is connected with the supporting shaft, and the supporting plate is installed at one end, far away from the supporting cylinder, of the supporting shaft; the lower electrode case portion includes: the supporting box body, an inner wall insulating plate, a butterfly valve switch, a wheel, a drain hole, a filter membrane, a second electrode plate, a bottom insulating plate, a wheel connecting rod, a butterfly valve control shaft, a butterfly valve switch control motor, a box door, hydraulic jacking equipment and a lock chain, wherein the inner wall insulating plate is arranged on the inner wall of the supporting box body, the butterfly valve switch is arranged at the bottom of the right side of the supporting box body, the wheel is installed at the bottom of the supporting box body, the drain hole, the filter membrane, the second electrode plate and the bottom insulating plate are respectively arranged at the bottom of the supporting box body, the second electrode plate is arranged below the filter membrane, the insulating plate is arranged below the second electrode plate, the butterfly valve control shaft is arranged below the insulating plate, the drain hole penetrates through the second electrode plate, the wheel connecting rod and the, the butterfly valve control motor is connected with the butterfly valve control shaft, the supporting box body left side is provided with the box door, box door bottom is connected with the supporting box body through the chain, the wheel below is provided with the track part, the track part includes track, sleeper, ground, drainage canal, wheel bottom and track connection, the track passes through the sleeper and sets up subaerial, subaerial drainage canal has been seted up.

2. The apparatus for treating industrial waste residue and the use method thereof according to claim 1 are characterized in that: the use method of the equipment for treating the industrial waste residue is to combine the electrostatic technology and the filter pressing technology, collect harmful ions to one side of the electrode through the electrostatic technology, discharge the collected harmful ions through the drain hole through the filter pressing technology, and collect water discharged from the drain hole into the drain channel below the rail.

3. The apparatus for treating industrial waste residue and the use method thereof according to claim 1 are characterized in that: the equipment for treating the industrial waste residue can select single work or a plurality of devices to work together at the same time.

4. The apparatus for treating industrial waste residue and the use method thereof according to claim 1 are characterized in that: the hydraulic jacking equipment, the chain and the box body door are combined to form a supporting box body self-unloading system.

5. The apparatus for treating industrial waste residue and the use method thereof according to claim 1 are characterized in that: the hydraulic pushing device and the base are respectively arranged on two sides below the roof, and the base is respectively arranged below the two hydraulic pushing devices.

Technical Field

The invention relates to equipment for treating industrial waste residues and a using method thereof, in particular to a method for treating polluted soil by combining direct current and filter pressing, and belongs to the technical field of polluted soil treatment.

Background

With the national industrialized development, the production and the life are affected by the industrialized development, and the environmental aspect is particularly prominent. Industrial waste gas, polluted soil and waste water seriously affect the life of people, thereby gaining the attention of broad scholars. Generally, polluted soil discharged from industry belongs to two types of solid pollutants, governments in various places want to solve the problem, and the polluted soil generally contains a permeability coefficient lower than 10^-4cm/s, the original contaminated soil is in a fluid state. Wherein, the polluted soil contains harmful ions, thereby influencing the resource utilization of the polluted soil. For example, the alkaline residue waste liquid discharged from an alkaline plant contains harmful chloride ions, which have great influence on the surroundings when discharged into the sea or underground, and the alkaline residue waste liquid has high PH, and a certain amount of alkaline residue is stacked to seriously influence the growth of plants around. Different polluted soils usually contain different pollutants, which mainly include: organic pollutants and inorganic pollutants, wherein the inorganic pollutants mainly comprise heavy metal ions, alkaline metal ions and harmful anions. At present, the polluted soil treatment process is not mature, most of the polluted soil treatment processes adopt a stacking mode, but as environmental departments pay more attention to the polluted soil treatment, the mode of simply treating the polluted soil does not meet the requirement of time development, so the polluted soil treatment becomes a problem to be urgently solved in China.

The important strategy in the problem of the treatment of the polluted soil is resource utilization, namely, the waste is changed into valuable, for example, the alkaline residue has fine particles and small permeability coefficient, and the main substance is calcium carbonate, so that the alkaline residue is likely to be recycled and reused to be recycled at present when limestone exploitation is controlled seriously in China.

The invention can be arranged at a slag outlet and transported after being filled with a box body, harmful ions in polluted soil can be removed through an electrostatic technology and a filter pressing technology after the transportation, and the harmful ions can be recycled after being removed

Disclosure of Invention

The invention aims to utilize the mode of combining the action of a direct current electric field and the action of filter pressing to load polluted soil into an electrode box, direct current is introduced into the upper part and the lower part of the polluted soil to generate the direct current electric field in the polluted soil, ions in soluble salt in the polluted soil can be collected to one side of an electrode, and then the ions at the collected part are discharged from a water discharge hole through the filter pressing technology, so that the aims of removing sewage and discharging water can be fulfilled.

The device combines an electrostatic technology and a filter pressing technology, collects harmful ions in polluted soil to one side of an electrode through the electrostatic technology, and then extrudes and discharges the harmful ions in a collection area through the filter pressing technology, the device for treating the industrial waste residue mainly comprises an upper electrode filter pressing device and a lower electrode box body part, the upper electrode filter pressing device is mainly arranged below a roof, and the upper electrode filter pressing device mainly comprises: the hydraulic pushing device is respectively installed on two sides below a roof, the base is installed below the hydraulic pushing device, the supporting plate is installed below the base, the electrode plate I is installed below the supporting plate, the supporting cylinder is installed in the middle below the roof, the supporting cylinder is connected with the supporting shaft, and the supporting plate is installed at one end, far away from the supporting cylinder, of the supporting shaft; the lower electrode case portion includes: the supporting box body, an inner wall insulating plate, a butterfly valve switch, a wheel, a drain hole, a filter membrane, a second electrode plate, a bottom insulating plate, a wheel connecting rod, a butterfly valve control shaft, a butterfly valve switch control motor, a box door, hydraulic jacking equipment and a lock chain, wherein the inner wall insulating plate is arranged on the inner wall of the supporting box body, the butterfly valve switch is arranged at the bottom of the right side of the supporting box body, the wheel is installed at the bottom of the supporting box body, the drain hole, the filter membrane, the second electrode plate and the bottom insulating plate are respectively arranged at the bottom of the supporting box body, the second electrode plate is arranged below the filter membrane, the insulating plate is arranged below the second electrode plate, the butterfly valve control shaft is arranged below the insulating plate, the drain hole penetrates through the second electrode plate, the wheel connecting rod and the, the butterfly valve control motor is connected with the butterfly valve control shaft, the supporting box body left side is provided with the box door, box door bottom is connected with the supporting box body through the chain, the wheel below is provided with the track part, the track part includes track, sleeper, ground, drainage canal, wheel bottom and track connection, the track passes through the sleeper and sets up subaerial, subaerial drainage canal has been seted up.

Preferably, the apparatus for treating industrial waste residues is used by combining an electrostatic technology and a filter pressing technology, collecting harmful ions to one side of the electrode by the electrostatic technology, discharging the collected harmful ions through the drain hole by the filter pressing technology, and collecting water discharged from the drain hole into the drain channel below the rail.

Preferably, the equipment for processing industrial waste residue can be selected to work singly or a plurality of devices can work together at the same time.

Preferably, the hydraulic jacking equipment, the chain and the box body door are combined to form a self-unloading system of the supporting box body.

Preferably, the number of the hydraulic pushing devices and the number of the bases are two, the hydraulic pushing devices are respectively arranged on two sides below the roof, and the bases are respectively arranged below the two hydraulic pushing devices.

Has the advantages that: according to the invention, the polluted soil is loaded into the electrode box through the electrostatic technology and the filter pressing technology, the direct current is introduced into the device, the direct current electric field is generated in the polluted soil, ions in soluble salt in the polluted soil can be collected to one side of the electrode, and then the ions at the collected position are discharged from the drain hole through the filter pressing technology, so that the pollution can be removed, harmful ions can be removed, and the polluted soil can be recycled.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of an upper electrode filter press apparatus of the present invention;

FIG. 3 is a schematic bottom sectional view of the support box of the present invention;

FIG. 4 is a schematic view of a self-dumping system of the bottom of the support box of the present invention;

FIG. 5 is a top view of the bottom of the support housing of the present invention;

FIG. 6 is a top view of the track of the present invention;

FIG. 7 is a longitudinal cross-sectional view of the rail of the present invention;

fig. 8 is a working principle diagram of the present invention.

In the figure:

1. the hydraulic lifting device comprises a roof, 2. a hydraulic device, 3. a base, 4. a support plate, 5. a first electrode plate, 6. a support shaft, 7. a support cylinder, 8. a support box body, 9. an inner wall insulation plate, 10. a butterfly valve switch, 11. wheels, 12. a track, 13. a sleeper, 14. the ground, 15. a drain hole, 16. a filter membrane, 17. a second electrode plate, 18. a bottom insulation plate, 19. a wheel connecting rod, 20. a butterfly valve control shaft, 21. a drain channel, 22. a butterfly valve switch control motor, 23. a box body door, 24. hydraulic lifting equipment and 25. a chain.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings.

Example (b):

as shown in attached figure 1, the device combines an electrostatic technology and a filter pressing technology, harmful ions in polluted soil are collected to one side of an electrode through the electrostatic technology, then the harmful ions in a collection area are extruded and discharged through the filter pressing technology, the device for treating the industrial waste residue mainly comprises an upper electrode filter pressing device and a lower electrode box body part, and the upper electrode filter pressing device is mainly arranged below a roof 1;

as shown in fig. 2, the upper electrode press filtration apparatus mainly comprises: the number of the hydraulic pushing devices 2, the base 3, the supporting plates 4, the first electrode plate 5, the supporting shafts 6, the supporting cylinders 7, the hydraulic pushing devices 2 and the base 3 is two, the hydraulic pushing devices 3 are respectively arranged on two sides below the roof 1, the base 3 is respectively arranged below the two hydraulic pushing devices 2, the supporting plates 4 are arranged below the base 3, the first electrode plate 5 is arranged below the supporting plates 4, the supporting cylinders 7 are arranged in the middle below the roof 1, the supporting cylinders 7 are connected with the supporting shafts 6, and the supporting plates 4 are arranged at one ends, far away from the supporting cylinders 7, of the supporting shafts 6;

as shown in fig. 3, 4 and 5, the lower electrode case portion includes: the support box body 8, an inner wall insulation board 9, a butterfly valve switch 10, wheels 11, a drain hole 15, a filter membrane 16, a second electrode plate 17, a bottom insulation board 18, a wheel connecting rod 19, a butterfly valve control shaft 20, a butterfly valve switch control motor 22, a box body door 23, hydraulic jacking equipment 24 and a lock chain 25, wherein the inner wall of the inside of the support box body 8 is provided with the inner wall insulation board 9, the bottom of the right side of the support box body 8 is provided with the butterfly valve switch 10, the bottom of the support box body 8 is provided with the wheels 11, the bottom of the inside of the support box body 8 is provided with the drain hole 15, the filter membrane 16, the second electrode plate 17 and the bottom insulation board 18 respectively, the second electrode plate 17 is arranged below the filter membrane 16, the insulation board 18 is arranged below the second electrode plate 17, the butterfly valve control shaft 20 is arranged below the insulation board 18, the, The hydraulic jacking device 24 is arranged on the back of the supporting box body 8, a butterfly valve control motor 22 is arranged on the back of the supporting box body 8, the butterfly valve control motor 22 is connected with a butterfly valve control shaft 20, the interior of the butterfly valve switch 10 is connected with the butterfly valve control motor 22, a box body door 23 is arranged on the left side of the supporting box body 8, the box body door 23 is a movable box body door and can be opened and closed, the bottom of the box body door is connected with the supporting box body 8 through a lock chain 25, and the hydraulic jacking device 24, the lock chain 25 and the box body door 23 are combined to form a supporting box body self;

as shown in fig. 6 and 7, a track section is arranged below the wheel, the track section comprises a track 12, sleepers 13, a ground 14 and a drainage channel 21, the bottom of the wheel 11 is connected with the track 12, the track 12 is arranged on the ground 14 through the sleepers 13, and the drainage channel 21 is arranged on the ground 14.

Specifically, the device for treating industrial waste residues is used by combining an electrostatic technology and a filter pressing technology, harmful ions are collected to one side of an electrode through the electrostatic technology, the collected harmful ions are discharged through a drain hole 15 through the filter pressing technology, and water discharged from the drain hole is collected into a drain channel 21 below a rail.

Specifically, the equipment for treating the industrial waste residue can select single work or a plurality of devices to work simultaneously and cooperatively.

The working principle is as follows: firstly, closing a butterfly valve switch, filling plastic contaminated soil into a supporting box body, introducing a direct current power supply when the box body is transported to a designated position through wheels according to a graph 1, as shown in a graph 8, adjusting and treating the voltage and the current of the contaminated soil through adjusting a resistor, starting to descend a supporting plate 4, when an electrode plate I5 contacts the contaminated soil and reading the current, indicating that the contact is better, after the direct current is conducted for a period of time, collecting ions to be treated to the bottom of the supporting box body 8, switching off the power supply, then pushing the supporting plate 4 through a hydraulic device 2 to carry out filter pressing, discharging waste water from a water discharging hole, collecting all the discharged water into a water discharging channel in the middle of a track, uniformly recycling and treating the waste water, before that, opening the butterfly valve switch, stopping the filter pressing after the supporting plate 4 descends to a certain distance, and then driving the supporting plate 4 to move upwards through the hydraulic device 2, the support box then continues to move to reach the designated position and the hydraulic jacking device 24 at the bottom of the box is opened, so that the right side of the support box is inclined upwards and the contaminated soil is discharged through the box door 23.

Example 1

The alkaline residue discharged in the production process of an alkaline plant comprises the following components: in dry matter: 3% of calcium sulfate, 64% of calcium carbonate, 6% of calcium chloride, 4% of sodium chloride, 10% of calcium hydroxide and 2% of aluminum oxide. Particle fineness: 50 percent of<13μm，98％<25 μm; permeability coefficient 7.24X 10^{- 7}cm/s; the pH value is 10.9. The water content was 267%. After partial salt and water are removed, the salt and water are used as raw materials for manufacturing building materials.

Target value of each index: 90% of chloride ions are removed, 78% of sodium ions are removed, the pH value is less than 8, and the water content is reduced to 50%.

The construction method comprises the following steps:

loading the produced liquid plastic alkaline residue into a supporting box body 8, closing a butterfly valve before loading, transporting the liquid plastic alkaline residue to the lower part of an upper electrode filter pressing device through wheels after filling, switching on a direct current power supply, adjusting resistance, changing the current, controlling the voltage to be about 100V and the current to be 1A, reading the current value by a universal meter when an upper electrode plate contacts the alkaline residue, then conducting direct current circulation for 12 hours, switching off the power supply when detecting that the content of chloride ions in the alkaline residue on the upper part of the supporting box body 8 is reduced by 90 percent, then conducting filter pressing, stopping filter pressing when a filter pressing supporting plate reaches one third of the height of the original alkaline residue, opening a butterfly valve switch again, discharging the discharged wastewater into a drainage channel through a drainage hole, detecting the content of chloride ions through collecting water in the drainage channel to determine the treatment effect, lifting the filter pressing device after the filter pressing is finished, transporting the supporting box body 8 to a designated position through the, when the box body reaches a designated position, the hydraulic jacking equipment 24 at the bottom of the box body is opened, so that the right side of the supporting box body inclines upwards, and the polluted soil is discharged through the box body door 23.