CN216663237U

CN216663237U - Novel cathode in aluminum sulfate evaporator anode protection system

Info

Publication number: CN216663237U
Application number: CN202220004514.4U
Authority: CN
Inventors: 徐学; 李秀生; 黄利东; 赵继国
Original assignee: Lulong County Shuangyi Phosphorization Co ltd
Current assignee: Lulong County Shuangyi Phosphorization Co ltd
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-06-03
Anticipated expiration: 2032-01-04

Abstract

The utility model discloses a novel cathode in an aluminum sulfate evaporator anode protection system, and belongs to the technical field of evaporators. The utility model provides a novel negative pole among aluminum sulfate evaporimeter anodic protection system, includes the barrel, barrel upper surface horizontal flat is equipped with two arrangement groove, two the equal fixed mounting of arrangement groove tank bottom has acidproof ceramic tile, acidproof ceramic tile upper surface is hung and is equipped with first negative pole, perpendicular fixed mounting has four titanium coil pipes, four in the barrel the top that the titanium coil pipe is located the central part has been taken supporting component, the last second negative pole that has hung of supporting component, the perpendicular fixed mounting in second negative pole top has guide board, two first negative pole and guide board all with external equipment electric connection, two first negative pole and second negative pole and guide board material are pure lead. The utility model effectively solves the problems of large maintenance workload and easy damage to the lead layer in the hoisting process.

Description

Novel cathode in aluminum sulfate evaporator anode protection system

Technical Field

The utility model relates to the technical field of evaporators, in particular to a novel cathode in an aluminum sulfate evaporator anode protection system.

Background

The aluminum sulfate hot solution has strong corrosivity to metals, the heat exchange equipment must use metal materials with good heat conductivity, expensive nonferrous metals such as lead and titanium are needed, the capital investment is large, the service cycle is short, great influence is brought to the production stability and the economic benefit, and in order to prevent the corrosion of the titanium pipe in the evaporator, an anode protection device is adopted in the industry to carry out passivation protection on the titanium pipe.

The cathode of the existing evaporator anode protection system is a cage-shaped cathode made of a carbon steel pipe, the outer surface of the carbon steel pipe is enameled with lead to be used as an anticorrosive layer, two cage-shaped cathodes are placed among four titanium coil pipes, the manufacturing of the cage-shaped cathodes is difficult, the process for enameled lead outside the carbon steel pipe is complex, the cage-shaped cathodes are extremely large and heavy, the cathodes need to be lifted out every time the dirt of the titanium pipes is cleaned, the maintenance workload is large, and the lead layer is easily damaged in the lifting-out process.

SUMMERY OF THE UTILITY MODEL

1. Technical problems to be solved by the utility model

The utility model aims to provide a novel cathode in an aluminum sulfate evaporator anode protection system, which aims to solve the problems in the background technology:

the cage-shaped cathode is very large and heavy, the cathode needs to be lifted out when dirt of the titanium tube is cleaned every time, the maintenance workload is large, and the lead layer is easily damaged in the lifting-out process.

2. Technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme:

a novel cathode in an aluminum sulfate evaporator anode protection system comprises a barrel body, wherein two placing grooves are horizontally arranged on the upper surface of the barrel body, acid-resistant ceramic tiles are fixedly mounted at the bottoms of the two placing grooves, a first cathode is hung on the upper surface of the acid-resistant ceramic tiles, acid-resistant cement gum is bonded on the upper surface of the first cathode, the acid-resistant cement gum is bonded on the wall of the placing grooves, the upper surface of the acid-resistant cement gum is flush with the upper end surface of the barrel body, four titanium coil pipes are vertically and fixedly mounted in the barrel body, the diameters of the four titanium coil pipes are sequentially increased from inside to outside, a liquid injection pipe and a liquid outlet pipe are respectively and vertically and upwardly fixedly connected with the two ends of the pipe orifice, a liquid conveying pipe is horizontally and fixedly mounted at the top end of the liquid injection pipe, a liquid discharge pipe is horizontally and fixedly mounted at the top end of the liquid outlet pipe, an electromagnetic control valve is fixedly mounted on the liquid conveying pipe and used for controlling the circulation and blocking of liquid, the utility model discloses a titanium coil pipe, including titanium coil pipe, first negative pole and guide board, transfer line and fluid-discharge tube all are connected with external indirect heating equipment, four the top that the titanium coil pipe is located the central part has taken supporting component, the last second negative pole that hangs of supporting component, the perpendicular fixed mounting in second negative pole top has the guide board, two first negative pole and guide board all with external equipment electric connection, two first negative pole and second negative pole and guide board material are pure lead.

Preferably, the supporting component comprises a sleeve, two pipe caps and a steel pipe, the steel pipe is sleeved in the sleeve, the two pipe caps are respectively sleeved at two ends of the sleeve in a sealing manner, the sleeve is arranged at the top end of the titanium coil, the second cathode is hung on the sleeve, two baffles are symmetrically and fixedly arranged at the top end of the titanium coil in a perpendicular manner and are respectively located at the end parts of the two pipe caps, and the sleeve and the two pipe caps are made of ppr materials.

Preferably, four all fixed the cover is equipped with the multiunit and vibrates the subassembly in the titanium coil, vibrate the subassembly and include that braced ring, two sleeves, two push rods, two hit and beat piece and two sets of promotion parts, braced ring outer arc surface passes through two spinal branch and titanium coil inner wall fixed connection, two the fixed cover of sleeve symmetry is established in the braced ring, two the push rod is slidable mounting respectively in two sleeves, two hit the piece symmetry fixed mounting respectively and in the one end that two push rods kept away from each other.

Preferably, the pushing component comprises a pushing block, a check ring and a spring (24), the pushing block is fixedly installed at one end, close to each other, of the pushing rod, the check ring is fixedly sleeved on the pushing rod, the spring is slidably sleeved on the pushing rod and located between the check ring and the sleeve, and one end, close to each other, of the pushing block is inclined.

3. Advantageous effects

(1) According to the utility model, the pure lead plates are used as the first cathode and the second cathode, so that the manufacture is simpler, the corrosion resistance strength is enhanced, and meanwhile, the second cathode is suspended at the top end of the titanium coil pipe in the middle part through the supporting part, so that the disassembly is convenient, and the convenience is provided for maintenance;

(2) the utility model intermittently and periodically controls the on-off of liquid in the titanium coil pipe through the electromagnetic control valve, so that the kinetic energy of the liquid is instantaneously released to generate shock waves, impact force is generated on the two push blocks, the two push blocks are far away from each other, the two impact blocks are pushed to impact the inner wall of the titanium coil pipe, and the titanium coil pipe per se generates certain vibration, so that the surface of the titanium coil pipe is not easy to scale.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic perspective sectional view of a support member according to the present invention;

FIG. 4 is a schematic perspective cross-sectional structure of the present invention;

fig. 5 is a schematic perspective sectional view of an oscillating assembly in a titanium coiled pipe according to the present invention.

The reference numbers in the figures illustrate:

1. a barrel; 2. a placing groove; 3. acid-resistant ceramic tiles; 4. a first cathode; 5. acid-resistant daub; 6. a titanium coil pipe; 7. a liquid injection pipe; 8. a liquid outlet pipe; 9. a transfusion tube; 10. a liquid discharge pipe; 11. a second cathode; 12. a guide plate; 13. a sleeve; 14. a pipe cap; 15. a steel pipe; 16. a baffle plate; 17. a support ring; 18. a sleeve; 19. a push rod; 20. striking a block; 21. a strut; 22. a push block; 23. a retainer ring; 24. a spring; 25. an electromagnetic control valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1-4, a novel cathode in an aluminum sulfate evaporator anode protection system comprises a cylinder 1, two placing grooves 2 are horizontally arranged on the upper surface of the cylinder 1, acid-resistant ceramic tiles 3 are fixedly installed at the bottoms of the two placing grooves 2, a first cathode 4 is hung on the upper surface of the acid-resistant ceramic tile 3, acid-resistant cement 5 is bonded on the upper surface of the first cathode 4, the acid-resistant cement 5 is bonded on the wall of the placing groove 2, the upper surface of the acid-resistant cement 5 is flush with the upper end surface of the cylinder 1, four titanium coils 6 are vertically and fixedly installed in the cylinder 1, the diameters of the four titanium coils 6 are sequentially increased from inside to outside, a liquid injection pipe 7 and a liquid outlet pipe 8 are respectively and vertically and upwardly and fixedly connected with the two ends of the liquid injection pipe 7, a liquid transfer pipe 9 is horizontally and fixedly installed at the top ends of the four liquid outlet pipes 8, a liquid discharge pipe 10 is horizontally and fixedly installed at the top end of the four liquid outlet pipes 8, an electromagnetic control valve 25 is fixedly installed on the liquid transfer pipe 9, the electromagnetic control valve 25 is used for controlling the circulation and the blockage of liquid, the infusion tube 9 and the liquid discharge tube 10 are both connected with external heat exchange equipment, the top ends of the four titanium coil tubes 6 positioned in the center are provided with supporting parts, the second cathode 11 is hung on the supporting parts, the top end of the second cathode 11 is vertically and fixedly provided with a guide plate 12, the two first cathodes 4 and the guide plate 12 are electrically connected with external equipment, and the two first cathodes 4, the second cathode 11 and the guide plate 12 are made of pure lead.

The supporting component comprises a sleeve 13, two pipe caps 14 and a steel pipe 15, the steel pipe 15 is sleeved in the sleeve 13, the two pipe caps 14 are respectively sleeved at two ends of the sleeve 13 in a sealing mode, the sleeve 13 is lapped at the top end of the titanium coil 6, the second cathode 11 is hung on the sleeve 13, two baffles 16 are symmetrically and vertically fixedly mounted at the top end of the titanium coil 6, the two baffles 16 are respectively located at the end portions of the two pipe caps 14, and the sleeve 13 and the two pipe caps 14 are made of ppr materials.

The utility model has two placing grooves 2, the bottom of the placing groove 2 is fixedly provided with acid-proof ceramic tiles 3, a first cathode 4 is suspended by the acid-proof ceramic tiles 3, the first cathode 4 is not contacted with a cylinder 1 at the same time, the insulation effect is achieved, the first cathode 4 is fixed inside the placing groove 2 by the acid-proof daub 5, meanwhile, the outside of the first cathode 4 is electrically connected with external equipment, a second cathode 11 is suspended at the top of a titanium coil pipe 6 positioned in the middle through a supporting part, the second cathode 11 is convenient to take out, a steel pipe 15 is sleeved in the sleeve pipe 13, the rigidity of the supporting part is increased, the sleeve pipe 13 and the pipe cap 14 made of ppr materials can prevent aluminum sulfate from corroding the steel pipe 15, the second cathode 11 can be electrically connected with the external equipment through a guide plate 12, and by the mode, the first cathode 4 and the second cathode 11 made of pure lead materials are used, the manufacturing difficulty of the whole cathode device is reduced, meanwhile, the corrosion resistance strength is increased, the second cathode 11 is convenient to disassemble, trouble and time are saved during maintenance, and the titanium coil 6 is convenient to maintain and clean.

Example 2:

referring to fig. 4-5, the difference between the two embodiments of the present invention and embodiment 1 is that a plurality of sets of oscillation assemblies are fixedly sleeved in the four titanium coil pipes 6, each oscillation assembly includes a support ring 17, two sleeves 18, two push rods 19, two striking blocks 20 and two sets of pushing components, an outer arc surface of the support ring 17 is fixedly connected to an inner pipe wall of the titanium coil pipe 6 through two support rods 21, the two sleeves 18 are symmetrically and fixedly sleeved in the support ring 17, the two push rods 19 are slidably installed in the two sleeves 18, and the two striking blocks 20 are symmetrically and fixedly installed at ends of the two push rods 19 away from each other.

The pushing component comprises a pushing block 22, a retainer ring 23 and a spring 24, the pushing block 22 is fixedly installed at one end, close to each other, of the pushing rod 19, the retainer ring 23 is fixedly sleeved on the pushing rod 19, the spring 24 is slidably sleeved on the pushing rod 19 and located between the retainer ring 23 and the sleeve 18, and one end, close to each other, of the two pushing blocks 22 is inclined.

The electromagnetic control valve 25 is used for controlling the circulation and the stop of liquid in the titanium coil pipe 6 periodically and intermittently, when the flow of the liquid is stopped suddenly, the kinetic energy of the liquid in the titanium coil pipe 6 can be released instantly, shock waves are generated, impact force is generated on the two push blocks 22, the two push blocks 22 are far away from each other, the two push rods 19 are driven to be far away from each other and slide in the two sleeves 18, the two push rods 19 rapidly push the two impact blocks 20, the two impact blocks 20 generate impact force on the inner wall of the titanium coil pipe 6, the titanium coil pipe 6 vibrates, meanwhile, the push rods 19 move, the check rings 23 are driven to move, the springs 24 are compressed, after the shock waves disappear, the springs 24 recover to the original length, the push blocks 22 reset, the preparation is made for the next impact, and in this way, the titanium coil pipe 6 vibrates repeatedly, and the surface is not easy to scale.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides a novel negative pole among aluminum sulfate evaporimeter anodic protection system, includes barrel (1), its characterized in that: the upper surface horizontal opening of the barrel body (1) is provided with two placing grooves (2), two acid-resistant ceramic tiles (3) are fixedly mounted at the bottoms of the placing grooves (2) respectively, a first cathode (4) is hung on the upper surface of the acid-resistant ceramic tiles (3), acid-resistant cement (5) is bonded on the upper surface of the first cathode (4), the acid-resistant cement (5) is bonded on the wall of the placing groove (2), the upper surface of the acid-resistant ceramic tiles is flush with the upper end face of the barrel body (1), four titanium coil pipes (6) are vertically and fixedly mounted in the barrel body (1), the diameters of the titanium coil pipes (6) are sequentially increased from inside to outside, a liquid injection pipe (7) and a liquid injection pipe (8) are respectively and vertically and upwards fixedly connected with the two ends of a liquid injection pipe (7), and four liquid injection pipes (7) are horizontally and fixedly mounted with one liquid discharge pipe (9) and four liquid discharge pipes (8) are horizontally and fixedly mounted at the top ends of the liquid injection pipe (8), fixed mounting has solenoid electric valve (25) on transfer line (9), solenoid electric valve (25) are used for controlling the circulation of liquid and block, transfer line (9) and fluid-discharge tube (10) all are connected with outer indirect heating equipment, four the top that titanium coil pipe (6) are located the central part has taken the supporting component, it has second negative pole (11) to hang on the supporting component, the perpendicular fixed mounting in second negative pole (11) top has guide board (12), two first negative pole (4) and guide board (12) all with external equipment electric connection, two first negative pole (4) and second negative pole (11) and guide board (12) material are pure lead.

2. The new cathode in the anode protection system of aluminum sulfate evaporator as claimed in claim 1, wherein: the support component comprises a sleeve (13), two pipe caps (14) and a steel pipe (15), wherein the steel pipe (15) is sleeved in the sleeve (13), the two pipe caps (14) are respectively sleeved at two ends of the sleeve (13) in a sealing manner, the sleeve (13) is arranged at the top end of the titanium coil (6), the second cathode (11) is hung on the sleeve (13), two baffles (16) are symmetrically and fixedly arranged at the top end of the titanium coil (6) in a vertical manner and are respectively located at the end parts of the two pipe caps (14), and the sleeve (13) and the two pipe caps (14) are made of ppr materials.

3. The new cathode in the anode protection system of aluminum sulfate evaporator as claimed in claim 1, wherein: four all fixed cover is equipped with the multiunit and vibrates the subassembly in titanium coil pipe (6), vibrate the subassembly including braced ring (17), two sleeve (18), two push rod (19), two and hit piece (20) and two sets of promotion parts, prop ring (17) outer arc through two spinal branch poles (21) and titanium coil pipe (6) interior pipe wall fixed connection, two sleeve (18) symmetry is fixed to be established in braced ring (17), two push rod (19) slidable mounting respectively in two sleeve (18), two hit piece (20) symmetry fixed mounting respectively in the one end of keeping away from each other of two push rod (19).

4. The new cathode in the anode protection system of aluminum sulfate evaporator as claimed in claim 3, wherein: the pushing component comprises a pushing block (22), a check ring (23) and a spring (24), the pushing block (22) is fixedly installed at one end, close to the push rod (19), of the push rod (19), the check ring (23) is fixedly sleeved on the push rod (19), the spring (24) is slidably sleeved on the push rod (19) and located between the check ring (23) and the sleeve (18), and the two ends, close to the pushing block (22), of the push rod are inclined.