Acid-resistant high-activity mixed metal oxide titanium anode

Abstract

The utility model relates to the technical field of titanium anodes, in particular to an acid-resistant high-activity mixed metal oxide titanium anode which comprises a titanium anode body, an end connector is installed at the end of the titanium anode body, a hoisting head is fixed in the middle of the end connector, a hoisting hole is formed in the hoisting head, and the hoisting hole is communicated with the end connector. A mounting clamping groove is formed in the top end face of the end connector, a connecting rod is fixed to the bottom end face of the end connector, and a mounting clamping block matched with the mounting clamping groove is arranged at the tail end of the connecting rod. According to the titanium anode group, the end part connectors are detachably mounted at the end parts of the titanium anode main bodies, so that the titanium anode main bodies can be detached and replaced in time according to the use conditions of the titanium anode main bodies, and a plurality of titanium anode main bodies can be combined to form the titanium anode group through the end part connectors; the end connectors can be directly clamped in the mounting clamping grooves through the mounting clamping blocks on the connecting rods, the two end connectors are connected, and free combination is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of titanium anodes, in particular to a mixed metal oxide titanium anode with high acid resistance and high activity. Background Art

[0002] The full name of the titanium anode is titanium-based metal oxide coated anode, which is a dimensionally stable anode. It uses titanium as the substrate, and a noble metal coating is brushed on the titanium substrate to make it have good electrocatalytic activity, electrical conductivity, and oxidation resistance. The mixed metal oxide coated titanium anode has high corrosion resistance, making it an ideal choice for use in harsh environments. The mixed metal oxide coating on the anode surface provides a protective layer to prevent titanium from reacting with the surrounding environment.

[0003] The patent specification with the publication number CN220034686U discloses a new type of titanium anode for sodium hypochlorite, which includes an inner body of a titanium substrate, an end reinforcement connecting piece, an overall outer coating, and a fixing connecting piece. The end reinforcement connecting piece is fixed in the middle of the top of the inner body of the titanium substrate, and the outer surface of the inner body of the titanium substrate is coated with the overall outer coating. The overall outer coating is composed of a ruthenium oxide coating, an iridium oxide coating, and a titanium oxide coating. By coating the ruthenium oxide coating, the iridium oxide coating, and the titanium oxide coating on the outer surface of the inner body of the titanium substrate and sintering to form the overall outer coating, the utility model realizes easy production and strong corrosion resistance.

[0004] However, in the implementation of related technologies, it is found that the above-mentioned new type of titanium anode for sodium hypochlorite has the following problems: The titanium anode is installed on the generator through the end reinforcement connecting piece, and the titanium anodes are used separately. It is not convenient to combine multiple groups of titanium anodes into a titanium anode group according to the use environment. In view of this, a mixed metal oxide titanium anode with high acid resistance and high activity is provided to overcome the above defects. Content of the Utility Model

[0005] The purpose of the utility model is to solve the defects existing in the prior art, and a mixed metal oxide titanium anode with high acid resistance and high activity is proposed.

[0006] To achieve the above object, the utility model adopts the following technical scheme: an acid-resistant and highly active mixed metal oxide titanium anode, including a titanium anode main body, an end connector is installed at the end of the titanium anode main body, and a lifting head is fixed in the middle of the end connector. A lifting hole is opened inside the lifting head, and the lifting head can be lifted through the lifting hole, so that the titanium anode main body is installed in the reaction equipment through the end connector. An installation slot is opened on the top end face of the end connector, and a connecting rod is fixed on the bottom end face of the end connector. An installation block adapted to the installation slot is arranged at the end of the connecting rod. A positioning hole is opened inside the titanium anode main body, and a locking screw is inserted through the positioning hole. After the titanium anode main body is connected to the end connector respectively, multiple groups of end connectors are clamped and combined through the installation block and the installation slot, so that multiple groups of titanium anode main bodies form a titanium anode group, which can be freely combined and used according to the internal size of the reaction equipment.

[0007] As a further description of the above technical scheme: the titanium anode main body includes a titanium substrate, a precious metal coating is arranged on the outer surface of the titanium substrate, and a silver plating layer is arranged on the outer side of the precious metal coating. The silver plating layer can improve the conductivity of the titanium anode main body, and the precious metal coating protects the titanium substrate to prevent the titanium substrate from reacting with the surrounding environment.

[0008] As a further description of the above technical scheme: a corrosion-resistant and acid-base-resistant coating is arranged on the outer side of the silver plating layer, and the corrosion-resistant and acid-base-resistant coating can increase the corrosion-resistant and acid-base-resistant effect of the titanium anode main body.

[0009] As a further description of the above technical scheme: a locking nut is threadedly connected to the end of the locking screw. A through hole is opened at the connection between the locking screw and the end connector, and a protective pad is arranged inside the through hole. The protective pad has a certain elastic deformation ability and can play a certain sealing role at the connection between the locking screw and the through hole.

[0010] As a further description of the above technical scheme: two groups of the end connectors are clamped to each other through the installation slot, the installation block and the connecting rod, and several groups of end connectors are parallel to each other. The installation block on the connecting rod can be directly clamped inside the installation slot to connect the two groups of end connectors.

[0011] As a further description of the above technical scheme: an installation groove is opened inside the end connector, and the installation groove is adapted to the size of the titanium anode main body. The installation groove provides an installation space for the titanium anode main body.

[0012] As a further description of the above technical scheme: the titanium anode main body is installed inside the end connector through the installation groove, and a locking screw is inserted through the titanium anode main body to prevent the titanium anode main body from falling off.

[0013] The utility model has the following beneficial effects:

[0014] The present utility model designs a mixed metal oxide titanium anode with high acid resistance and high activity. By detachably installing an end connector at the end of the titanium anode body, it can not only be disassembled and replaced in a timely manner according to the usage of the titanium anode body, but also several titanium anode bodies can be combined and used through the end connector to form a titanium anode group. The end connectors can be directly clamped inside the installation slots through the installation blocks on the connecting rod, and the two groups of end connectors can be connected, facilitating free combination. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 is an exploded structural schematic diagram of the end connector of the present utility model;

[0017] Figure 3 is a structural schematic diagram of the titanium anode body of the present utility model;

[0018] Figure 4 is Figure 2 an enlarged view of part A in

[0019] Legend:

[0020] 1. Titanium anode body; 101. Titanium substrate; 102. Noble metal coating; 103. Silver plating layer; 104. Acid and alkali resistant coating; 2. End connector; 3. Locking screw; 4. Lifting head; 5. Installation slot; 6. Protective pad; 7. Lifting hole; 8. Installation groove; 9. Locking nut; 10. Positioning hole; 11. Installation block; 12. Connecting rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Referring to Figures 1-4 , a mixed metal oxide titanium anode with high acid resistance and high activity provided by the present utility model includes a titanium anode body 1. An end connector 2 is installed at the end of the titanium anode body 1, and a lifting head 4 is fixed in the middle of the end connector 2. A lifting hole 7 is opened inside the lifting head 4. The lifting head 4 can be lifted through the lifting hole 7, so that the titanium anode body 1 can be installed in the reaction equipment through the end connector 2. An installation slot 5 is opened on the top end face of the end connector 2, and a connecting rod 12 is fixed on the bottom end face of the end connector 2. An installation block 11 adapted to the installation slot 5 is arranged at the end of the connecting rod 12. A positioning hole 10 is opened inside the titanium anode body 1, and a locking screw 3 is passed through the positioning hole 10. After the titanium anode body 1 is respectively connected to the end connector 2, multiple groups of end connectors 2 are clamped and combined through the installation block 11 and the installation slot 5, so that multiple groups of titanium anode bodies 1 form a titanium anode group, which can be freely combined and used according to the internal size of the reaction equipment.

[0022] As a further implementation of the above technical solution: The titanium anode body 1 includes a titanium substrate 101. A noble metal coating 102 is provided on the outer surface of the titanium substrate 101, and a silver plating layer 103 is provided on the outer side of the noble metal coating 102. The silver plating layer 103 can improve the electrical conductivity of the titanium anode body 1, and the noble metal coating 102 protects the titanium substrate 101 to prevent the titanium substrate 101 from reacting with the surrounding environment.

[0023] As a further implementation of the above technical solution: A corrosion-resistant and acid-resistant coating 104 is provided on the outer side of the silver plating layer 103, and the corrosion-resistant and acid-resistant coating 104 can increase the corrosion-resistant and acid-resistant effect of the titanium anode body 1.

[0024] As a further implementation of the above technical solution: The end of the locking screw 3 is threadedly connected with a locking nut 9. A through hole is provided at the connection between the locking screw 3 and the end connecting head 2, and a protective pad 6 is provided inside the through hole. The protective pad 6 has a certain elastic deformation ability and can play a certain sealing role at the connection between the locking screw 3 and the through hole.

[0025] As a further implementation of the above technical solution: The two groups of end connecting heads 2 are mutually clamped through the installation slots 5, installation blocks 11 and connecting rods 12, and several groups of end connecting heads 2 are parallel to each other. The installation blocks 11 on the connecting rod 12 can be directly clamped inside the installation slots 5 to connect the two groups of end connecting heads 2.

[0026] As a further implementation of the above technical solution: An installation groove 8 is provided inside the end connecting head 2, and the installation groove 8 is adapted to the size of the titanium anode body 1. The installation groove 8 provides an installation space for the titanium anode body 1.

[0027] As a further implementation of the above technical solution: The titanium anode body 1 is installed inside the end connecting head 2 through the installation groove 8, and the locking screw 3 is passed through the titanium anode body 1 to prevent the titanium anode body 1 from falling off.

[0028] During specific implementation, after applying the noble metal coating 102 on the outside of the titanium substrate 101, a silver plating layer 103 is provided on the surface of the noble metal coating 102, and the surface is wrapped with the corrosion-resistant and acid-resistant coating 104 to make the titanium anode body 1. The titanium anode body 1 is clamped in the installation groove 8 and is in close contact with the installation groove 8. After aligning the positioning holes 10 with the through holes on the end connecting head 2, the locking screw 3 is passed through the protective pad 6 inside the through hole. After pressing against the protective pad 6, a locking nut 9 is put on the tail for locking to realize the assembly of the titanium anode body 1 and the end connecting head 2. The installation block 11 at the end of the connecting rod 12 on the first group of end connecting heads 2 is directly clamped inside the installation slot 5 of the second group of end connecting heads 2 to connect the two groups of end connecting heads 2, which is convenient for free combination. After stacking in sequence, a titanium anode group is formed.

[0029] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An acid-resistant and highly active mixed metal oxide titanium anode, comprising a titanium anode body (1), an end connector (2) being installed at the end of the titanium anode body (1), and a lifting head (4) being fixed in the middle of the end connector (2), wherein a lifting hole (7) is provided inside the lifting head (4), characterized in that: The top end surface of the end connector (2) is provided with a mounting slot (5), and the bottom end surface of the end connector (2) is fixed with a connecting rod (12), the end of the connecting rod (12) is provided with a mounting block (11) that matches the mounting slot (5), and the interior of the titanium anode body (1) is provided with a positioning hole (10), and a locking screw (3) is passed through the interior of the positioning hole (10).

2. The acid-resistant and highly active mixed metal oxide titanium anode according to claim 1, characterized in that: The titanium anode body (1) comprises a titanium substrate (101), the outer surface of the titanium substrate (101) is provided with a noble metal coating (102), and the outer side of the noble metal coating (102) is provided with a silver-plated layer (103).

3. The acid-resistant and highly active mixed metal oxide titanium anode according to claim 2, characterized in that: An acid- and alkali-resistant coating (104) is provided on the outer side of the silver-plated layer (103).

4. The acid-resistant and highly active mixed metal oxide titanium anode according to claim 1, characterized in that: The end of the locking screw (3) is threadedly connected to a locking nut (9), a through hole is provided at the connection between the locking screw (3) and the end connector (2), and a protective pad (6) is provided inside the through hole.

5. The acid-resistant and highly active mixed metal oxide titanium anode according to claim 1, characterized in that: The two groups of end connectors (2) are mutually clamped via the mounting slots (5), the mounting blocks (11) and the connecting rods (12), and the plurality of groups of end connectors (2) are mutually parallel.

6. The acid-resistant and highly active mixed metal oxide titanium anode according to claim 1, characterized in that: A mounting groove (8) is provided inside the end connector (2), and the mounting groove (8) is adapted to the size of the titanium anode body (1).

7. The acid-resistant and highly active mixed metal oxide titanium anode according to claim 6, characterized in that: The titanium anode body (1) is installed inside the end connector (2) via a mounting groove (8).

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