Super-strength corrosion-resistant titanium alloy pipe

Abstract

The utility model relates to the related technical field of titanium alloy pipes, in particular to a super-strength corrosion-resistant titanium alloy pipe which comprises an outer titanium alloy pipe, a reinforcing steel bar is arranged in the outer titanium alloy pipe, a reinforcing block is arranged at one end of the reinforcing steel bar, and an inner titanium alloy pipe is arranged at one end of the reinforcing steel bar. A first flange is fixedly installed at one end of the outer titanium alloy pipe, a second flange is arranged at one end of the first flange, and the inner wall of the inner titanium alloy pipe is coated with an anti-corrosion coating. According to the super-strength corrosion-resistant titanium alloy pipe, through the arrangement of the outer titanium alloy pipe, the first flange, the positioning holes, the sealing grooves, the second flange, the connecting pipe, positioning blocks, sealing rings, bolts and nuts, the positions of the first flange and the second flange can be quickly aligned through cooperation of the positioning blocks and the positioning holes; and then the first flange and the second flange can be fixedly installed together through the bolts and the nuts, and the sealing rings are clamped into the sealing grooves, so that the sealing performance of the connecting position is better.

Description

Technical Field

[0001] The utility model relates to the technical field related to titanium alloy pipes, in particular to a super-strength corrosion-resistant titanium alloy pipe. Background Art

[0002] Titanium alloy tubes are tubes made of titanium alloys. Titanium alloys can be divided into three categories according to their organization. They have high mechanical properties, excellent stamping properties, and can be welded in various forms. The strength of the welded joint can reach 90% of the strength of the base metal, and the cutting performance is good. Titanium alloy tubes have the advantages of high strength, good low temperature performance, high hardness, low elastic modulus, low thermal conductivity and no ferromagnetism. Therefore, a super-strength and corrosion-resistant titanium alloy tube is particularly needed.

[0003] However, the corrosion resistance of most existing ultra-strength corrosion-resistant titanium alloy tubes still needs to be improved. Secondly, most titanium alloy tubes are troublesome to connect and use, and unstable installation may affect their use. Utility Model Content

[0004] The purpose of the utility model is to provide an ultra-strength corrosion-resistant titanium alloy tube to solve the problem that the corrosion resistance of most titanium alloy tubes still needs to be improved, and secondly, most titanium alloy tubes are troublesome to connect and use, and unstable installation may affect the use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ultra-strength corrosion-resistant titanium alloy tube, comprising an outer titanium alloy tube, wherein a reinforcing steel bar is arranged inside the outer titanium alloy tube, a reinforcing block is arranged at one end of the reinforcing steel bar, an inner titanium alloy tube is arranged at one end of the reinforcing steel bar, a first flange is fixedly installed at one end of the outer titanium alloy tube, a positioning hole is opened on one side surface of the first flange, a sealing groove is opened on one side surface of the first flange, a first mounting hole is opened on one side surface of the first flange, a second flange is arranged at one end of the first flange, a connecting pipe is fixedly connected to one end of the second flange, a second mounting hole is opened on one side surface of the second flange, a positioning block is fixedly installed on one side surface of the second flange, a sealing ring is fixedly connected to one side surface of the second flange, a bolt is arranged at one end of the second flange, a nut is arranged at one end of the bolt, and the inner wall of the inner titanium alloy tube is coated with an anti-corrosion coating;

[0006] The anti-corrosion coating includes epoxy anti-corrosion coating, grease coating, raw lacquer and pure phenolic resin coating. The inner wall of the inner titanium alloy tube is coated with epoxy anti-corrosion coating, the outer side of the epoxy anti-corrosion coating is coated with grease coating, the outer side of the grease coating is coated with raw lacquer, and the outer side of the raw lacquer is coated with pure phenolic resin coating.

[0007] Preferably, the reinforcing steel bar forms a reinforcing structure with the inner titanium alloy tube through a reinforcing block, and the positioning hole is consistent with the size of the positioning block.

[0008] Preferably, the first mounting hole matches the second mounting hole in size, and one end of the bolt passes through the first mounting hole and the second mounting hole and is threadedly connected to a nut.

[0009] Preferably, the sealing groove and the sealing ring are consistent in size, and the second flange forms a sealing structure with the sealing groove through the sealing ring.

[0010] Preferably, the epoxy anti-corrosion coating is composed of two components, namely, epoxy resin and curing agent, and the grease coating is a coating with drying oil as the main film-forming material.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the ultra-strength corrosion-resistant titanium alloy tube, through the arrangement of the outer titanium alloy tube, reinforcing steel bars, reinforcing blocks, inner titanium alloy tube, first flange, positioning holes, sealing grooves, first mounting holes, second flanges, connecting tubes, second mounting holes, positioning blocks, sealing rings, bolts and nuts, can quickly align the positions of the first flange and the second flange through the cooperation of the positioning blocks and the positioning holes, and then the first flange and the second flange can be fixedly installed together through the bolts and nuts, wherein the sealing ring is stuck in the sealing groove to make the sealing of the connection better, and through the arrangement of epoxy anti-corrosion paint, grease paint, raw lacquer and pure phenolic resin paint, the anti-corrosion coating has good corrosion resistance, which greatly improves the corrosion resistance of the inner titanium alloy tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the side view of the appearance structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the inner titanium alloy tube and the anti-corrosion coating cooperating with each other in the utility model;

[0014] Figure 3 This is a schematic diagram of the structure in which the first flange and the second flange cooperate with each other in the utility model;

[0015] Figure 4 This is a schematic diagram of the structure of the reinforcement steel bars and reinforcement blocks that cooperate with each other in the utility model;

[0016] Figure 5 This is a schematic diagram of the anti-corrosion coating structure of the utility model.

[0017] In the figure: 1. outer titanium alloy tube; 2. reinforcing steel bars; 3. reinforcing block; 4. inner titanium alloy tube; 5. first flange; 6. positioning hole; 7. sealing groove; 8. first mounting hole; 9. second flange; 10. connecting pipe; 11. second mounting hole; 12. positioning block; 13. sealing ring; 14. bolt; 15. nut; 16. anti-corrosion coating; 1601. epoxy anti-corrosion coating; 1602. grease coating; 1603. raw lacquer; 1604. pure phenolic resin coating. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-5 The utility model provides a technical solution: an ultra-strength corrosion-resistant titanium alloy tube, comprising an outer titanium alloy tube 1, a reinforcing steel bar 2 is arranged inside the outer titanium alloy tube 1, a reinforcing block 3 is arranged at one end of the reinforcing steel bar 2, an inner titanium alloy tube 4 is arranged at one end of the reinforcing steel bar 2, a first flange 5 is fixedly installed at one end of the outer titanium alloy tube 1, a positioning hole 6 is opened on one side surface of the first flange 5, a sealing groove 7 is opened on one side surface of the first flange 5, a first mounting hole 8 is opened on one side surface of the first flange 5, a second flange 9 is arranged at one end of the first flange 5, a connecting pipe 10 is fixedly connected to one end of the second flange 9, a second mounting hole 11 is opened on one side surface of the second flange 9, a positioning block 12 is fixedly installed on one side surface of the second flange 9, a sealing ring 13 is fixedly connected to one side surface of the second flange 9, a bolt 14 is arranged at one end of the second flange 9, a nut 15 is arranged at one end of the bolt 14, and the inner wall of the inner titanium alloy tube 4 is coated with an anti-corrosion coating 16;

[0020] The anti-corrosion coating 16 comprises an epoxy anti-corrosion coating 1601, a grease coating 1602, a raw lacquer 1603 and a pure phenolic resin coating 1604. The inner wall of the inner titanium alloy tube 4 is coated with the epoxy anti-corrosion coating 1601, the outer side of the epoxy anti-corrosion coating 1601 is coated with the grease coating 1602, the outer side of the grease coating 1602 is coated with the raw lacquer 1603, and the outer side of the raw lacquer 1603 is coated with the pure phenolic resin coating 1604. 602, raw lacquer 1603 and pure phenolic resin coating 1604, epoxy anti-corrosion coating 1601 has the advantages of light weight, high strength and good corrosion resistance, grease coating 1602 is easy to produce, good brushability, good wettability to the surface, low price, flexible paint film, and good corrosion resistance, raw lacquer 1603 has strong adhesion, tough paint film, good gloss, it is resistant to soil corrosion, relatively water-resistant and oil-resistant, pure phenolic resin coating 1604 has strong adhesion, water-resistant, moisture-resistant, corrosion-resistant and good weather resistance.

[0021] Furthermore, the reinforcing steel bar 2 forms a reinforcing structure with the inner titanium alloy tube 4 through the reinforcing block 3, and the positioning hole 6 is consistent with the size of the positioning block 12. Through the setting of the reinforcing steel bar 2, the reinforcing steel bar 2 improves the strength between the outer titanium alloy tube 1 and the inner titanium alloy tube 4.

[0022] Furthermore, the sizes of the first mounting hole 8 and the second mounting hole 11 are consistent, one end of the bolt 14 passes through the first mounting hole 8 and the second mounting hole 11 and is threadedly connected to the nut 15. Through the setting of the bolt 14 and the nut 15, one end of the bolt 14 passes through the first mounting hole 8 and the second mounting hole 11 and is threadedly connected to the nut 15, so that the first flange 5 and the second flange 9 are fixedly connected together.

[0023] Furthermore, the size of the sealing groove 7 matches that of the sealing ring 13, and the second flange 9 forms a sealing structure with the sealing groove 7 through the sealing ring 13. Through the setting of the sealing groove 7 and the sealing ring 13, the sealing ring 13 is inserted into the sealing groove 7, thereby improving the sealing between the first flange 5 and the second flange 9.

[0024] Furthermore, the epoxy anti-corrosion coating 1601 is composed of two components, namely, epoxy resin and curing agent, and the grease coating 1602 is a coating with drying oil as the main film-forming material. Through the setting of the epoxy anti-corrosion coating 1601, the epoxy anti-corrosion coating 1601 has the advantages of light weight, high strength and good corrosion resistance.

[0025] Working principle: When in use, firstly, the first flange 5 and the second flange 9 are quickly aligned through the cooperation between the positioning hole 6 and the positioning block 12, and the positioning block 12 is inserted into the positioning hole 6 to complete the positioning and alignment, so that the positions of the first mounting hole 8 and the second mounting hole 11 are aligned, and the bolt 14 passes through the first mounting hole 8 and the second mounting hole 11 and is threadedly connected with the nut 15, so that the first flange 5 and the second flange 9 are fixedly installed together, and the sealing ring 12 is inserted into the sealing groove 7, thereby improving the sealing between the first flange 5 and the second flange 9, and strengthening The steel bars 2 and the reinforcing blocks 3 increase the strength between the outer titanium alloy tube 1 and the inner titanium alloy tube 4. Secondly, the epoxy anti-corrosion coating 1601 has the advantages of light weight, high strength and good corrosion resistance. The grease coating 1602 is easy to produce, has good brushability, good wettability to the surface, is cheap, has a flexible paint film, and has good corrosion resistance. The raw lacquer 1603 has strong adhesion, a tough paint film, and good gloss. It is resistant to soil corrosion and is relatively water-resistant and oil-resistant. The pure phenolic resin coating 1604 has strong adhesion, is resistant to water, moisture and heat, is resistant to corrosion, and has good weather resistance, thereby improving the corrosion resistance of the inner titanium alloy tube 4.

[0026] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An ultra-strong corrosion-resistant titanium alloy tube, comprising an outer titanium alloy tube (1), characterized in that: A reinforcing steel bar (2) is arranged inside the outer titanium alloy tube (1), a reinforcing block (3) is arranged at one end of the reinforcing steel bar (2), an inner titanium alloy tube (4) is arranged at one end of the reinforcing steel bar (2), a first flange (5) is fixedly installed at one end of the outer titanium alloy tube (1), a positioning hole (6) is provided on one side surface of the first flange (5), a sealing groove (7) is provided on one side surface of the first flange (5), a first mounting hole (8) is provided on one side surface of the first flange (5), and one end of the first flange (5) is provided A second flange (9) is provided, one end of the second flange (9) is fixedly connected to a connecting pipe (10), a second mounting hole (11) is provided on one side surface of the second flange (9), a positioning block (12) is fixedly installed on one side surface of the second flange (9), a sealing ring (13) is fixedly connected to one side surface of the second flange (9), a bolt (14) is provided at one end of the second flange (9), a nut (15) is provided at one end of the bolt (14), and an inner wall of the inner titanium alloy tube (4) is coated with an anti-corrosion coating (16); The anti-corrosion coating (16) comprises an epoxy anti-corrosion coating (1601), a grease coating (1602), a raw lacquer (1603) and a pure phenolic resin coating (1604); the inner wall of the inner titanium alloy tube (4) is coated with the epoxy anti-corrosion coating (1601), the outer side of the epoxy anti-corrosion coating (1601) is coated with the grease coating (1602), the outer side of the grease coating (1602) is coated with the raw lacquer (1603), and the outer side of the raw lacquer (1603) is coated with the pure phenolic resin coating (1604).

2. The ultra-strong corrosion-resistant titanium alloy tube according to claim 1, characterized in that: The reinforcing steel bar (2) forms a reinforcing structure with the inner titanium alloy tube (4) through the reinforcing block (3), and the size of the positioning hole (6) matches that of the positioning block (12).

3. The ultra-strong corrosion-resistant titanium alloy tube according to claim 1, characterized in that: The first mounting hole (8) and the second mounting hole (11) are of the same size, and one end of the bolt (14) passes through the first mounting hole (8) and the second mounting hole (11) and is threadedly connected to the nut (15).

4. The ultra-strong corrosion-resistant titanium alloy tube according to claim 1, characterized in that: The sealing groove (7) and the sealing ring (13) are consistent in size, and the second flange (9) forms a sealing structure with the sealing groove (7) through the sealing ring (13).

Images