Small modular boron-doped diamond ozone generator

Abstract

The utility model discloses a small-sized modularized boron-doped diamond ozone generator which comprises a combined shell, a water inlet panel and a water outlet panel, wherein the water inlet panel and the water outlet panel are fixed at two ends of the combined shell through bolts, and external thread connecting pipe columns are arranged on the water inlet panel and the water outlet panel; the combined shell comprises a plurality of shells which are stacked in sequence and electrode structures arranged in the shells; a plurality of diversion holes are formed in the middle of the shell, and through holes matched with the diversion holes are formed in the electrode structure; water enters from the water inlet panel and flows out from the water outlet panel after passing through the flow guide holes and the through holes. According to the utility model, the structural arrangement is reasonable, the combined shell, the water inlet panel and the water outlet panel are fixed through the bolts, the assembly stability and reliability can be improved, the disinfection effectiveness and reliability can be improved through the electrode structures, and the multi-layer shell is matched with the plurality of electrode structures, so that the disinfection efficiency is improved. And the disinfection stability and the disinfection effect can be improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to water disinfection equipment technical field, concretely relates to a small modular boron-doped diamond ozone generator. BACKGROUND

[0002] Boron-doped diamond electrode (BDD) is excellent in the disinfection field because of its unique electrochemical performance. BDD electrode has a wide electrochemical potential window, low background current, good electrochemical stability and corrosion resistance, which makes it one of the preferred electrodes for electrochemical disinfection technology; BDD electrode is usually prepared by chemical vapor deposition (CVD), among which hot filament chemical vapor deposition (HFCVD) and microwave plasma chemical vapor deposition (MPCVD) are two commonly used methods. By adjusting the deposition temperature, gas flow, boron source concentration and other parameters, the boron doping concentration can be effectively controlled. BDD electrode shows excellent ability in treating different types of wastewater, especially in treating refractory organic compounds, and the key lies in electrochemical advanced oxidation technology.

[0003] Electrochemical advanced oxidation process (EAOP) is a new type of wastewater treatment process, which is considered as a wastewater treatment process with great application potential because of its simple equipment, easy operation, convenient control, wide application range and no need to add chemical reagents. The core of electrochemical advanced oxidation process is the anode material. Boron-doped diamond (BDD) electrode is considered to be a new anode material for electrochemical degradation of organic wastewater because of its wide electrochemical window, high oxygen evolution potential, low adsorption characteristics and excellent corrosion resistance. It has broad application prospect in wastewater treatment. BDD electrode generates strong oxidizing hydroxyl radicals (·OH), which can efficiently oxidize organic pollutants into harmless CO2, H2O and inorganic substances.

[0004] Therefore, boron-doped diamond ozone generator is a relatively important disinfection structure. The boron-doped diamond ozone generator of the prior art not only has a very complex structure, which greatly increases the processing cost, but also has poor disinfection effectiveness, which affects the disinfection effect and limits the applicability. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a small modular boron-doped diamond ozone generator with reasonable structure and improved disinfection effect.

[0006] The technical scheme that realizes the purpose of the utility model is a small modular boron-doped diamond ozone generator, which comprises a combined shell, a water inlet panel and a water outlet panel fixed at both ends of the combined shell through bolts, outer thread connection pipes are arranged on the water inlet panel and the water outlet panel, the combined shell comprises a plurality of shell bodies stacked in sequence and an electrode structure arranged in the shell bodies;

[0007] A plurality of flow guide holes are arranged in the middle of the shell body, the electrode structure is provided with through holes matched with the flow guide holes, the electrode structure is attached in the shell body, and the flow guide holes are coincident with the through holes;

[0008] The water inlet panel and the water outlet panel are respectively sealed and attached to the surface of the shell body at the end, and the screw rod of the bolt passes through the water inlet panel, the shell body and the water outlet panel and is locked.

[0009] Water enters from the water inlet panel, passes through the flow guide holes and the through holes and then flows out from the water outlet panel.

[0010] Further preferably, the electrode structure comprises an anode titanium sheet, a boron-doped diamond, an exchange film and a cathode titanium sheet arranged in sequence.

[0011] The connecting terminals of the cathode titanium sheet and the anode titanium sheet extend out of the side of the shell body and are connected with an external power supply.

[0012] Further preferably, one side of the shell body is provided with a limiting insertion hole and the other side is provided with a limiting insertion column.

[0013] When the adjacent shell bodies are combined, the limiting insertion column of one shell body is inserted into the limiting insertion hole of the adjacent shell body.

[0014] Further preferably, the number of the shell bodies is three.

[0015] Further preferably, sealing washers are arranged between the adjacent shell bodies, between the shell body and the water inlet panel and between the shell body and the water outlet panel.

[0016] The electrode structure, the flow guide holes and the through holes are all in the circle of the sealing washer.

[0017] Further preferably, the shell body, the water inlet panel and the water outlet panel are all plastic structures.

[0018] The utility model has the positive effect that the structure of the utility model is reasonable, the combined shell, the water inlet panel and the water outlet panel are fixed through bolts, the assembly stability and reliability can be improved, the combined shell comprises the shell bodies stacked in sequence and the electrode structure arranged in the shell bodies, the disinfection effectiveness and reliability can be improved through the electrode structure, the disinfection stability and disinfection effect can be improved through the cooperation of the multiple shell bodies and the multiple electrode structures, and the applicability is strong. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to make the content of the utility model more easily be clearly understood, the following according to specific embodiment and combining with the drawings, the utility model is further detailed, wherein,

[0020] Fig. 1 It is the structure schematic diagram of the utility model;

[0021] Fig. 2 It is the split structure schematic diagram of the utility model;

[0022] Fig. 3 It is another view drawing of the split structure of the utility model;

[0023] Fig. 4 It is the specific structure schematic diagram of the electrode structure in the utility model.

[0024] Reference signs: combined shell 1, shell 11, electrode structure 12, exchange film 121, cathode titanium sheet 122, anode titanium sheet 123, boron-doped diamond 124, flow guide hole 13, through hole 14, water inlet panel 2, water outlet panel 3, external thread connecting pipe column 4, limiting jack 5, limiting plug column 6, sealing washer 7. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] EMBODIMENT

[0027] See Figs. 1 to 4 As shown in the figure, a small modular boron-doped diamond ozone generator includes a combined shell 1, a water inlet panel 2 and a water outlet panel 3 fixed on both ends of the combined shell by bolts, and the water inlet panel and the water outlet panel are both provided with an external thread connecting pipe column 4. In this embodiment, the shape of the combined shell, the water inlet panel and the water outlet panel is the same, which can be square, circular or other shapes. In this embodiment, the outer side of the water inlet panel and the water outlet panel is provided with a metal pressing plate, so as to ensure that the bolts are not damaged when connected. The external thread connecting pipe column is used to connect the water pipe.

[0028] The combination shell comprises a plurality of shell bodies 11 stacked in sequence and an electrode structure 12 arranged in the shell body; the electrode structure comprises an anode titanium sheet 123, a boron-doped diamond 124, an exchange film 121 and a cathode titanium sheet 122 arranged in sequence; a plurality of flow guide holes 13 are arranged in the middle of the shell body, and a through hole 14 matched with the flow guide hole is arranged on the electrode structure; in assembly, the electrode structure is attached in the shell body, and the flow guide hole is coincident with the through hole; the water inlet panel and the water outlet panel are respectively sealed and attached to the surface of the shell body at the end, and the screw rod of the bolt passes through the water inlet panel, the shell body and the water outlet panel and is locked.

[0029] In installation and use, the connecting terminals of the cathode titanium sheet and the anode titanium sheet extend out of the side of the shell body and are connected with an external power source.

[0030] In the embodiment, a sealing gasket 7 is arranged between the adjacent shell bodies, between the shell body and the water inlet panel and between the shell body and the water outlet panel; the electrode structure, the flow guide hole and the through hole are all in the ring of the sealing gasket. The sealing property of the overall structure is improved, and the effective stability of disinfection is ensured.

[0031] In the embodiment, the number of the shell bodies is three. The shell body, the water inlet panel and the water outlet panel are all plastic structures.

[0032] The utility model discloses have the positive effect: the structure of the utility model is reasonable, and it is fixed with combination shell, water inlet panel and water outlet panel through bolt, can improve the assembly stability and reliability, and its combination shell includes the shell body and the electrode structure arranged in the shell body in sequence, and it can improve the effectiveness and reliability of disinfection through the electrode structure, and it adopts multiple shell bodies and multiple electrode structures, which is also beneficial to improve the stability and disinfection effect of disinfection, and has strong applicability.

[0033] The standard parts used in the embodiment can be directly purchased from the market, and the non-standard structural parts according to the description in the specification can also be directly processed according to the existing technical knowledge without doubt, and the connection mode of each part adopts the mature conventional means in the existing technology, and the machinery, parts and equipment all adopt the conventional type in the existing technology, so specific description is not made here.

[0034] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to exhaust all the embodiments. The obvious changes or variations extended from the essential spirit of the present application still belong to the protection scope of the present application.

Claims

1. A small modular boron-doped diamond ozone generator comprising a combined housing, water inlet and outlet faceplates bolted at the ends of the combined housing, each of the water inlet and outlet faceplates having an externally threaded connection stub, characterised in that: The combined shell comprises several stacked shells and electrode structures arranged in the shells; The middle part of the shell is provided with several flow guide holes, and the electrode structure is provided with through holes matched with the flow guide holes, the electrode structure is attached in the shell, and the flow guide holes are coincident with the through holes; The water inlet panel and the water outlet panel are respectively sealed and attached to the surface of the shell at the end part, and the screw rod of the bolt passes through the water inlet panel, the shell and the water outlet panel and is locked; Water enters the water inlet panel and flows out of the water outlet panel after passing through the flow guide holes and the through holes.

2. A small modular boron-doped diamond ozone generator according to claim 1, characterized in that: The electrode structure comprises an anode titanium sheet, a boron-doped diamond, an exchange membrane and a cathode titanium sheet arranged in sequence; The connecting terminals of the cathode titanium sheet and the anode titanium sheet extend out of the side of the shell and are connected with an external power source.

3. A small modular boron-doped diamond ozone generator according to claim 1, characterized in that: The shell is provided with a limiting insertion hole on one side and a limiting insertion column on the other side; When the adjacent shells are stacked, the limiting insertion column of one shell is inserted into the limiting insertion hole of the adjacent shell for limiting.

4. A small modular boron-doped diamond ozone generator according to claim 1, characterized in that: The number of the shells is three.

5. A small modular boron-doped diamond ozone generator according to claim 1, characterized in that: Sealing washers are arranged between the adjacent shells, between the shell and the water inlet panel and between the shell and the water outlet panel; The electrode structure, the flow guide holes and the through holes are all in the washer.

6. A small modular boron-doped diamond ozone generator according to claim 1, characterized in that: The shell, the water inlet panel and the water outlet panel are all plastic structures.

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