An integrated device for electro-catalytic oxidation and cleaning

Abstract

The application discloses an electro-catalytic oxidation and cleaning integrated device, and relates to the technical field of electro-catalytic equipment, which comprises a reaction tank, a cleaning tank and a guide rail arranged above the two tanks along the arrangement direction of the two tanks, a plurality of electrode plates are arranged in the reaction tank at intervals, the top of each electrode plate is fixed on a connecting rod, the two ends of the connecting rod are rotatably arranged on a mounting seat, the connecting rod is connected with a rotary driving mechanism, and the mounting seat is slidably arranged on the guide rail; the mounting seat is connected with the extension end of a horizontal telescopic mechanism; a cleaning mechanism for cleaning the electrode plates is arranged in the cleaning tank; the electrode plates can be transferred from the reaction tank to the cleaning tank for cleaning, the attachments on the surface of the electrode plates can be removed, the corrosion of the electrode plates can be reduced, the service life of the electrode plates can be prolonged, the electro-catalytic oxidation treatment efficiency can be improved, and therefore the energy consumption and the investment cost can be reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electro-catalytic equipment, in particular to an electro-catalytic oxidation and cleaning integrated device. BACKGROUND

[0002] With the development of pharmaceutical, pesticide, dye and fine chemical industries, the quantity and types of high-toxicity and non-degradable organic matters in the generated wastewater are increasing. As a kind of advanced oxidation method, electro-catalytic oxidation has gradually attracted attention in recent years due to its high treatment efficiency, no secondary pollution, small facility area and strong controllability of parameters.

[0003] The existing electro-catalytic oxidation equipment is prone to passivation of the electrode plate due to the attachment of metal ion oxides and non-metal ion oxides generated in the electrolysis process. However, there is no effective measure to remove the attached substances at present. SUMMARY

[0004] The purpose of the present application is to provide an electro-catalytic oxidation and cleaning integrated device to solve the problems existing in the prior art, which can transfer the electrode plate from the reaction tank to the cleaning tank for cleaning, remove the attached substances on the surface of the electrode plate, reduce the corrosion of the electrode plate, prolong the service life of the electrode plate and improve the electro-catalytic oxidation treatment efficiency, thereby achieving the effect of reducing energy consumption and investment cost.

[0005] To achieve the above-mentioned purpose, the present application provides the following scheme: the present application provides an electro-catalytic oxidation and cleaning integrated device, which comprises a reaction tank, a cleaning tank and a guide rail arranged above the two along the arrangement direction of the two, a plurality of electrode plates are arranged in the reaction tank, the top of each electrode plate is fixed on a connecting rod, the two ends of the connecting rod are rotatably arranged on a mounting seat, and the connecting rod is connected with a rotary driving mechanism, and the mounting seat is slidably arranged on the guide rail; the mounting seat is connected with the extension end of a horizontal extension mechanism; the cleaning tank is provided with a cleaning mechanism for cleaning the electrode plate.

[0006] Preferably, the cleaning mechanism comprises brushes arranged at intervals in the cleaning tank, the interval of the brushes is adapted to the interval between the adjacent electrode plates, and the brushes are fixed on a vertical extension mechanism.

[0007] Preferably, the cleaning tank is further provided with an ultrasonic mechanism.

[0008] Preferably, a water inlet tank is further provided, a filter membrane is arranged between the water inlet and the water outlet of the water inlet tank, and the water outlet of the water inlet tank is communicated with the reaction tank.

[0009] Preferably, a flocculation medicine tank and an electrolyte adding tank are further arranged, and the flocculation medicine tank and the electrolyte adding tank are communicated with the reaction tank through a lifting pump.

[0010] Preferably, the bottom of the reaction tank is further provided with stirring blades and an aeration head.

[0011] Preferably, one end of the bottom of the reaction tank is provided with a movable baffle, and the other end is provided with a sludge discharge port, and the bottom of the reaction tank is provided with a baffle driving mechanism for driving the baffle to move towards the sludge discharge port.

[0012] Preferably, one end of the top of the reaction tank is provided with a movable sludge scraping plate, and the other end is provided with a sludge discharge groove, the sludge scraping plate is located at the liquid level position of the reaction tank, and the bottom of the sludge discharge groove is communicated with the sludge discharge port through a sludge discharge pipe; the top of the reaction tank is provided with a sludge scraping plate driving mechanism for driving the sludge scraping plate to move towards the sludge discharge groove.

[0013] Preferably, the rotating driving mechanism comprises a rotating motor, and the output shaft of the rotating motor is fixedly connected with the connecting rod; the horizontal telescopic mechanism comprises a driving motor, a lead screw and a lead screw nut, and the mounting seat is fixedly connected with the lead screw nut.

[0014] Preferably, the baffle driving mechanism and the sludge scraping plate driving mechanism both comprise a ball screw mechanism.

[0015] The present application has the following technical effects relative to the prior art:

[0016] The present application can transfer the electrode plate from the reaction tank to the cleaning tank for cleaning, remove the attachments on the surface of the electrode plate, reduce the corrosion of the electrode plate, prolong the service life of the electrode plate and improve the efficiency of the electro-catalytic oxidation treatment, thereby achieving the effect of reducing energy consumption and investment cost. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0018] Fig. 1 It is a front view of the electro-catalytic oxidation and cleaning integrated device in the present application.

[0019] Fig. 2 It is a side view of the electro-catalytic oxidation and cleaning integrated device.

[0020] Fig. 3 It is a top view of the electro-catalytic oxidation and cleaning integrated device.

[0021] Wherein, 1, reaction tank; 2, cleaning tank; 3, guide rail; 4, electrode plate; 5, connecting rod; 6, mounting seat; 7, horizontal telescopic mechanism; 8, rotary drive mechanism; 9, brush; 10, ultrasonic mechanism; 11, water inlet tank; 12, filter membrane; 13, flocculating chemical tank; 14, electrolyte adding tank; 15, other chemical adding tank; 16, stirring blade; 17, aeration head; 18, baffle; 19, sludge discharge port; 20, sludge scraping plate; 21, sludge discharge groove; 22, backflow pipeline; 23, control box. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0023] The purpose of the present application is to provide an electro-catalytic oxidation and cleaning integrated device to solve the problems existing in the prior art, which can transfer the electrode plate from the reaction tank to the cleaning tank for cleaning, remove the attachments on the surface of the electrode plate, reduce the corrosion of the electrode plate, prolong the service life of the electrode plate and improve the electro-catalytic oxidation treatment efficiency, thereby achieving the effect of reducing energy consumption and investment cost.

[0024] As shown in Figs. 1-3 The present embodiment provides an electro-catalytic oxidation and cleaning integrated device, which comprises a reaction tank 1 and a cleaning tank 2 arranged adjacent to each other. Above the reaction tank 1 and the cleaning tank 2 in the arrangement direction, a guide rail 3 is arranged. A plurality of electrode plates 4 are arranged in the reaction tank 1 at intervals, and the top of each electrode plate 4 is fixed to a connecting rod 5. The two ends of the connecting rod 5 are rotatably arranged on a mounting seat 6, and the mounting seat 6 is slidably arranged on the guide rail 3. The end of the connecting rod 5 is connected with a rotary drive mechanism, and the rotary drive mechanism can drive the connecting rod 5 to rotate around its axis. The mounting seat 6 is connected with the telescopic end of a horizontal telescopic mechanism 7, and the horizontal telescopic mechanism 7 can drive the mounting seat 6 to move along the guide rail 3, and simultaneously drive the connecting rod 5 and the electrode plate 4 to move along the guide rail 3. A cleaning mechanism for cleaning the electrode plate 4 is arranged in the cleaning tank 2.

[0025] In use, the electrode plate 4 performs electro-catalytic oxidation reaction in the reaction tank 1; after the reaction is completed, the rotary drive mechanism drives the connecting rod 5 to rotate around its axis, the electrode plate 4 is gradually rotated and separated from the electrolyte solution in the reaction tank 1 under the driving of the connecting rod 5, and finally the electrode plate 4 is located above the reaction tank 1. The horizontal telescopic mechanism 7 is extended, the mounting seat 6 is pushed along the guide rail 3, and the electrode plate 4 is moved to above the cleaning tank 2. Then, the rotary drive mechanism 8 drives the connecting rod 5 to reverse, and the electrode plate 4 is re-immersed into the cleaning liquid (usually water) in the cleaning tank 2, and the cleaning mechanism is used to clean the electrode plate 4, and remove the attachments on the surface of the electrode plate 4. After cleaning, the rotary drive mechanism 8 and the horizontal telescopic mechanism 7 cooperate to move the electrode plate 4 back to the reaction tank 1.

[0026] Therefore, the electrode plate 4 can be transferred from the reaction tank 1 to the cleaning tank 2 for cleaning, the attachments on the surface of the electrode plate 4 are removed, the corrosion of the electrode plate 4 is reduced, the service life of the electrode plate 4 is prolonged, and the electro-catalytic oxidation treatment efficiency is improved, thereby reducing energy consumption and investment cost.

[0027] The rotary drive mechanism in the embodiment is a rotary motor, which can be fixed at one end of the guide rail 3, and the output shaft of the rotary motor is fixedly connected with the connecting rod 5. The horizontal telescopic mechanism 7 can be selected from a driving motor and a ball screw mechanism; the screw in the ball screw mechanism is connected with the output end of the driving motor, and the ball is fixedly connected with the mounting seat 6; the mounting seat 6 is driven to move back and forth by the screw rotating forward and reversing.

[0028] Further, the cleaning mechanism in the embodiment includes brushes 9 arranged at intervals in the cleaning tank 2, the interval of the brushes 9 is matched with the interval between adjacent electrode plates 4, when the electrode plate 4 enters the cleaning tank 2, the electrode plate 4 is in contact with the bristles on the brushes 9. The brushes 9 are fixed on a vertical telescopic mechanism, and the brushes 9 are driven to move up and down by the vertical telescopic mechanism to clean the attachments on the surface of the electrode plate 4. At the same time, the brushes 9 can also be cleaning rollers, and the cleaning rollers are also connected with a rotary motor, and the rotary motor is installed on the vertical telescopic mechanism. The cleaning rollers move up and down while rotating to clean the electrode plate 4. The vertical telescopic mechanism here can be selected from a telescopic oil cylinder.

[0029] In the embodiment, the top of the electrode plate 4 is connected with the connecting rod 5 through a support rod, and when the electrode plate 4 is at a distance from the side wall of the reaction tank 1, it is sufficient to allow the electrode plate 4 to rotate around the support rod in the reaction tank 1. The brushes 9 are arranged at an inclination on a mounting rack, and the mounting rack can be located on both sides of the cleaning tank 2, and will not affect the electrode plate 4 to enter the cleaning tank 2.

[0030] In order to improve the cleaning effect, the cleaning tank 2 of the embodiment is also provided with an ultrasonic mechanism 10; the ultrasonic mechanism 10 emits ultrasonic waves, and the liquid and the attached objects are directly and indirectly affected by the cavitation effect, acceleration effect and direct flow effect of the ultrasonic waves in the liquid, so that the attached objects are dispersed, emulsified and peeled off to achieve the cleaning purpose.

[0031] In the embodiment, a water inlet tank 11 is also provided, a filter membrane 12 is arranged between the water inlet and the water outlet of the water inlet tank 11, and the water outlet of the water inlet tank 11 is communicated with the reaction tank 1. The filter membrane 12 can filter the suspended solids and large particle impurities in the water inlet, thereby improving the cleanliness of the water inlet in the reaction tank 1.

[0032] Further, the reaction tank 1 is also provided with a flocculating agent tank 13, an electrolyte adding tank 14 and other medicine adding tank 15 outside the reaction tank 1, and the flocculating agent tank 13, the electrolyte adding tank 14 and the other medicine adding tank 15 are communicated with the reaction tank 1 through the lifting pump. The electrolyte is added into the reaction tank 1 through the lifting pump before the reaction to ensure the electrolyte concentration in the reaction tank 1. After the reaction is completed, the flocculating agent PAC (polyaluminum chloride) and PAM (high-efficiency high-molecular flocculant) are added into the reaction tank 1 to make the flocculation in the reaction tank 1 coagulate and precipitate.

[0033] In order to ensure the uniform mixing of the electrolyte and the uniform mixing of the flocculating agent and the wastewater, the bottom of the reaction tank 1 is also provided with stirring blades 16 and an aeration head 17.

[0034] In order to clean the precipitated flocculation in the reaction tank 1, one end of the bottom of the reaction tank 1 is provided with a movable baffle 18, the other end is provided with a sludge discharge port 19, and the bottom of the reaction tank 1 is provided with a baffle 18 driving mechanism for driving the baffle 18 to move towards the sludge discharge port 19. The bottom of the sludge discharge port 19 is connected with a sedimentation tank, and the top of the sedimentation tank is communicated with the water inlet tank 11 through a backflow pipeline 22, so that the electrolyte solution can be recycled. The sediment in the bottom of the sedimentation tank is cleaned regularly.

[0035] In order to clean the floating objects on the surface of the reaction tank 1, one end of the top of the reaction tank 1 is provided with a movable mud scraping plate 20, the other end is provided with a sludge discharge groove 21, the mud scraping plate 20 is located at the liquid level position of the reaction tank 1, and the bottom of the sludge discharge groove 21 is communicated with the sludge discharge port 19 through a sludge discharge pipe; the top of the reaction tank 1 is provided with a mud scraping plate 20 driving mechanism for driving the mud scraping plate 20 to move towards the sludge discharge groove 21.

[0036] The baffle 18 driving mechanism and the mud scraping plate 20 driving mechanism of the embodiment both include a ball screw mechanism, and the baffle 18 and the mud scraping plate 20 are both fixed on the nut of the ball screw mechanism.

[0037] The control box 23 is also provided in the embodiment, and a control module in the control box 23 is electrically connected with each driving mechanism.

[0038] The adaptive changes according to actual requirements are within the protection scope of the present application.

[0039] It should be noted that, for those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the involved claims.

Claims

1. An electro-catalytic oxidation and cleaning integrated device, characterized in that, The reaction tank is provided with a plurality of electrode plates at intervals, the top of each electrode plate is fixed to a connecting rod, the two ends of the connecting rod are rotatably arranged on a mounting seat, the connecting rod is connected with a rotating drive mechanism, and the mounting seat is slidably arranged on the guide rail; the mounting seat is connected with the telescopic end of a horizontal telescopic mechanism; the cleaning tank is provided with a cleaning mechanism for cleaning the electrode plates; One end of the bottom of the reaction tank is provided with a movable baffle, the other end is provided with a sludge discharge port, and the bottom of the reaction tank is provided with a baffle drive mechanism for driving the baffle to move towards the sludge discharge port; One end of the top of the reaction tank is provided with a movable sludge scraping plate, the other end is provided with a sludge discharge groove, the sludge scraping plate is located at the liquid level position of the reaction tank, and the bottom of the sludge discharge groove is communicated with the sludge discharge port through a sludge discharge pipe; the top of the reaction tank is provided with a sludge scraping plate drive mechanism for driving the sludge scraping plate to move towards the sludge discharge groove; The cleaning tank is also provided with an ultrasonic mechanism.

2. The integrated device of claim 1, wherein the integrated device is configured to perform the electro-catalytic oxidation and cleaning simultaneously. The cleaning mechanism includes brushes arranged at intervals in the cleaning tank, the interval of the brushes is adapted to the interval between adjacent electrode plates, and the brushes are fixed to a vertical telescopic mechanism.

3. The integrated device of claim 1, wherein the integrated device is configured to perform the electro-catalytic oxidation and cleaning simultaneously. A water inlet tank is also provided, a filter membrane is arranged between the water inlet and the water outlet of the water inlet tank, and the water outlet of the water inlet tank is communicated with the reaction tank.

4. The integrated device of claim 1, wherein the integrated device is a water treatment device. A flocculating chemical tank and an electrolyte adding tank are also provided, and the flocculating chemical tank and the electrolyte adding tank are communicated with the reaction tank through a lifting pump.

5. The integrated device of claim 1, wherein the integrated device is a water treatment device. The bottom of the reaction tank is also provided with stirring blades and an aeration head.

6. The integrated electrocatalytic oxidation and cleaning device according to claim 1, characterized in that, The rotating drive mechanism includes a rotating motor, the output shaft of the rotating motor is fixedly connected with the connecting rod; the horizontal telescopic mechanism includes a drive motor, a lead screw and a lead screw nut, and the mounting seat is fixedly connected with the lead screw nut.

7. The integrated electrocatalytic oxidation and cleaning device according to claim 1, characterized in that, The baffle drive mechanism and the sludge scraping plate drive mechanism both include a ball screw mechanism.

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