CN211694339U - Corrosion prevention and inhibition protection structure for inner wall of high-pressure gas cylinder for marine environment and treatment equipment - Google Patents
Corrosion prevention and inhibition protection structure for inner wall of high-pressure gas cylinder for marine environment and treatment equipment Download PDFInfo
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- CN211694339U CN211694339U CN202020280341.XU CN202020280341U CN211694339U CN 211694339 U CN211694339 U CN 211694339U CN 202020280341 U CN202020280341 U CN 202020280341U CN 211694339 U CN211694339 U CN 211694339U
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- epoxy resin
- gas cylinder
- assembly
- spraying
- plating
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Abstract
The utility model belongs to the metal surface treatment technique specifically discloses extreme treatment facility of anticorrosive inhibition protection architecture of high-pressure gas cylinder inner wall for marine environment, the bottle comprises a bottle body, the inner wall plating of bottle is equipped with the nickel-phosphorus alloy-layer, the last spraying of nickel-phosphorus alloy-layer has epoxy varnish layer. A processing apparatus, comprising: the plating device is used for plating the nickel-phosphorus alloy layer and comprises a plating tank, a suspension tool for suspending a gas cylinder, an electroplating assembly and a chemical plating assembly; further comprising: the spraying device is used for spraying the epoxy resin varnish layer and comprises a supporting assembly, an epoxy resin storage tank, an epoxy resin pumping assembly, an epoxy resin spraying rod and a spraying rod lifting assembly; the supporting assembly is used for supporting the hanging tool; the spraying rod lifting assembly is used for inserting the epoxy resin spraying rod into the gas cylinder or separating the epoxy resin spraying rod from the gas cylinder to move in a lifting mode. The utility model discloses a protection architecture has solved the hole problem of applying the plating, and anticorrosive corrosion inhibition performance is better.
Description
Technical Field
The utility model belongs to the technical field of metal surface treatment, concretely relates to marine environment is with anticorrosive inhibition protection architecture of high-pressure gas cylinder inner wall and treatment facility.
Background
CN200910059619.9 nickel-phosphorus alloy plating steel cylinder and plating method thereof, discloses a protective layer structure with corrosion prevention and corrosion inhibition formed by plating nickel-phosphorus alloy layer on the surface of the gas cylinder, but the protective structure still has a pore problem due to the defect of the manufacturing process, when the protective structure is used in the environment with effusion in the interior for a long time, the pore position is easy to form point corrosion so as to accelerate corrosion, and the safety performance of the gas cylinder is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the problems in the prior art, the corrosion prevention and inhibition protection structure for the inner wall of the high-pressure gas cylinder for the marine environment and the treatment equipment capable of generating the protection structure on the high-pressure gas cylinder are provided, so that the problem that the existing nickel-phosphorus alloy plated gas cylinder is easy to corrode is effectively solved.
In order to realize the purpose, the utility model discloses a technical scheme be:
the corrosion prevention and corrosion inhibition protection structure for the inner wall of the high-pressure gas cylinder for the marine environment comprises a cylinder body, wherein a nickel-phosphorus alloy layer is plated on the inner wall of the cylinder body, and an epoxy resin varnish layer is sprayed on the nickel-phosphorus alloy layer.
The marine environment is with the treatment facility of high-pressure gas cylinder inner wall anticorrosion inhibition protection structure, includes:
the plating device is used for plating the nickel-phosphorus alloy layer and comprises a plating tank, a suspension tool for suspending a gas cylinder, an electroplating assembly and a chemical plating assembly; further comprising:
the spraying device is used for spraying the epoxy resin varnish layer and comprises a supporting assembly, an epoxy resin storage tank, an epoxy resin pumping assembly, an epoxy resin spraying rod and a spraying rod lifting assembly;
the supporting assembly is used for supporting the hanging tool;
the spraying rod lifting assembly is used for inserting the epoxy resin spraying rod into the gas cylinder or separating the epoxy resin spraying rod from the gas cylinder to move in a lifting mode.
Alternatively,
the supporting component comprises a first supporting platform and a second supporting platform, a gap used for containing a gas cylinder and hanging a tool is arranged between the first supporting platform and the second supporting platform, and positioning grooves used for positioning and hanging the tool are formed in opposite side walls of the first supporting platform and the second supporting platform.
Alternatively,
the opposite side walls of the first supporting platform and the second supporting platform are also provided with U-shaped grooves.
Alternatively,
the spraying rod lifting assembly comprises a cross beam, lifting cylinders are arranged at two ends of the cross beam and used for lifting the cross beam, a screw rod lifter and a guide rod are arranged on the cross beam, a moving part used for fixing the epoxy resin spraying rod is sleeved on a screw rod of the screw rod lifter, the moving part is in threaded fit with the screw rod of the screw rod lifter, and the moving part is movably connected with the guide rod.
Alternatively,
the suspension tool comprises a frame body and a suspension arm, wherein the suspension arm is connected with the frame body through a turnover structure.
Alternatively,
and a stirring mechanism is arranged in the epoxy resin storage tank.
Since the technical scheme is used, the beneficial effects of the utility model are that:
the utility model discloses an anticorrosive inhibition protection architecture of high-pressure gas cylinder inner wall for marine environment, through on the basis at present nickel-plating phosphorus alloy-layer, spraying epoxy varnish layer, through the cover at epoxy varnish layer, thereby effectively solve the hole problem that nickel-plating phosphorus alloy-layer's process defects leads to, thereby play effectual anticorrosive inhibition effect, and simultaneously, the anticorrosive paint that epoxy varnish is more general has stronger adhesive force, be difficult for droing under the hydrops environment, have long-term reliable protection to nickel-plating phosphorus layer. The nickel-phosphorus alloy plating layer and the epoxy resin varnish layer form at least two layers of protective structures simultaneously, so that the protective effect is better;
the utility model discloses a treatment facility can carry out the spraying to epoxy varnish layer, and the inner wall of especially gas cylinder carries out the spraying, because the bottleneck is little, the degree of depth is darker, and conventional spraying device is difficult to be handled, the utility model discloses a spraying pole lifting unit is in order to send into the gas cylinder with epoxy spraying pole accuracy, realizes the spraying.
Drawings
FIG. 1 is a cross-sectional view of a high pressure gas cylinder of the present invention;
FIG. 2 is an enlarged view of a portion a of FIG. 1;
fig. 3 is a schematic view of the structure of the spraying device of the present invention.
Reference numerals: 100-bottle body, 101-nickel-phosphorus alloy layer, 102-epoxy resin varnish layer, 211-epoxy resin storage tank, 212-epoxy resin pumping assembly, 213-epoxy resin spraying rod, 220-supporting assembly, 221-first supporting table, 222-second supporting table, 223-U-shaped groove, 224-positioning groove, 231-lifting cylinder, 232-beam, 233-screw rod lifter and 234-moving part.
Detailed Description
Referring to fig. 1-2, the high-pressure gas cylinder of the present invention is mainly applied to marine environment, and the surface of the gas cylinder is easily corroded due to the strong corrosivity of seawater, so that the surface of the gas cylinder is generally treated to achieve the corrosion prevention and inhibition effect. In the prior art, the surface of the bottle body 100 is plated with nickel-phosphorus alloy, so that the bottle body has good corrosion resistance in marine environments, sulfide environments and other environments. However, the technology (by plating nickel-phosphorus alloy on the surface of the bottle body 100) has the problem of pores, and in a marine environment, when a gas cylinder adopting the technology is filled, a cl-containing effusion is easily formed inside the gas cylinder, and when the gas cylinder is used for a long time, pitting corrosion is easily formed at the positions of the pores, so that the corrosion is accelerated, and the safety performance of the gas cylinder is influenced.
The utility model discloses an anticorrosive inhibition protection architecture of high-pressure gas cylinder inner wall for marine environment, including bottle 100, the inner wall plating of bottle 100 is equipped with nickel phosphorus alloy-layer 101, and the spraying has epoxy varnish layer 102 on the nickel phosphorus alloy-layer 101. The nickel-phosphorus alloy layer 101 may be a single layer or multiple layers, and the epoxy varnish layer 102 may be a single layer or multiple layers, which is not further limited in this embodiment and can be adjusted accordingly according to the corrosion protection effect.
The treatment equipment of the corrosion prevention and inhibition protection structure for the inner wall of the high-pressure gas cylinder for the marine environment comprises a plating device and a spraying device, wherein the plating device is used for plating a nickel-phosphorus alloy layer 101, in the embodiment, the plating device adopts a plating method and a plating device in the device for reducing the porosity of the nickel-phosphorus alloy plated on the inner surface of the gas cylinder disclosed by CN201810872261.0, and comprises a plating tank, a hanging tool for hanging the gas cylinder, an electroplating assembly and a chemical plating assembly. The plating tank, the suspension tool for suspending the gas cylinder, the electroplating assembly and the chemical plating assembly are realized by adopting the method of the publication, and redundant description is given in this embodiment, and at least one nickel-phosphorus alloy layer 101 can be formed on the surface of the inner wall of the high-pressure gas cylinder by the plating device. In addition to the method disclosed in the patent, the method for plating may also be a nickel-phosphorus alloy plated steel cylinder and a plating method thereof disclosed in CN200910059619.9, and at least one nickel-phosphorus alloy layer 101 may also be formed by the plating method, so in this embodiment, the method for processing the nickel-phosphorus alloy layer 101 is not described in detail, and those skilled in the art can realize the nickel-phosphorus alloy layer 101 according to the technical means in the prior art.
It is important to explain this embodiment that, referring to fig. 3, the processing equipment further comprises a spraying device for spraying at least one epoxy resin varnish layer 102 on the inner wall surface of the gas cylinder coated with the nickel-phosphorus alloy layer 101.
Specifically, the spray coating device includes a support assembly 220, an epoxy storage tank 211, an epoxy pumping assembly 212, an epoxy spray bar 213, and a spray bar lifting assembly.
The supporting component 220 is used for supporting the hanging tool, in this embodiment, the supporting component 220 includes a first supporting platform 221 and a second supporting platform 222, a gap for accommodating the gas cylinder and hanging the tool is provided between the first supporting platform 221 and the second supporting platform 222, and positioning grooves 224 for positioning the hanging tool are provided on opposite side walls of the first supporting platform 221 and the second supporting platform 222. The suspension tool (suspended gas cylinder) which has finished the nickel-phosphorus alloy plating layer 101 is moved to a position between the first supporting table 221 and the second supporting table 222 by a hoisting tool such as a crane, and after the suspension tool is placed, the support positioning of the suspension tool can be finished by embedding a rod protruding part on the suspension tool into the positioning groove 224. The suspension tool comprises a frame body and a suspension arm, wherein the suspension arm is connected with the frame body through a turnover structure. The suspension arm is designed to be a turnover structure, and can be turned over and horizontally placed after supporting and positioning are finished, so that interference on subsequent spraying work is avoided. The opposite side walls of the first support table 221 and the second support table 222 are further provided with a U-shaped groove 223, and the U-shaped groove 223 can avoid a middle protruding rod of the hanging tool.
The spray bar lifting assembly is used for lifting and lowering the epoxy spray bar 213 into and out of the gas cylinder. The spraying rod lifting assembly comprises a cross beam 232, lifting cylinders 231 are arranged at two ends of the cross beam 232 and used for lifting the cross beam 232, a screw rod lifter 233 and a guide rod are arranged on the cross beam 232, a moving part 234 used for fixing the epoxy resin spraying rod 213 is sleeved on a screw rod of the screw rod lifter 233, the moving part 234 is in threaded fit with the screw rod of the screw rod lifter 233, and the moving part 234 is movably connected with the guide rod. After the positioning of the suspension tool is completed, the cross beam 232 can be moved downwards through the lifting cylinder 231, so that the whole screw rod lifter 233, the guide rod, the moving part 234 and the epoxy resin spraying rod 213 fixed on the moving part 234 are moved downwards, and after the tail end of the guide rod is moved downwards to abut against the first supporting table 221 and the second supporting table 222 of the supporting assembly 220, the positioning and the fixing are completed, and the stable movement of the moving part 234 is ensured. Then, the lead screw lifter 233 is activated, the downward movement of the moving part 234 can be achieved, and then the epoxy spray bar 213 can be fed into the gas cylinder.
Starting the epoxy resin pumping assembly 212, the epoxy resin in the epoxy resin storage tank 211 can be cleaned and pumped, and then the epoxy resin is sprayed out through the epoxy resin spraying rod 213, and the epoxy resin varnish layer 102 is uniformly sprayed on the inner surface of the gas cylinder, so that the treatment of the epoxy resin varnish layer 102 is realized. In order to prevent the epoxy varnish from condensing in the epoxy storage tank 211, a stirring mechanism is also provided in the epoxy storage tank 211.
Claims (7)
1. The corrosion prevention and corrosion inhibition protection structure for the inner wall of the high-pressure gas cylinder for the marine environment comprises a cylinder body, wherein a nickel-phosphorus alloy layer is plated on the inner wall of the cylinder body, and the corrosion prevention and corrosion inhibition protection structure is characterized in that an epoxy resin varnish layer is sprayed on the nickel-phosphorus alloy layer.
2. The processing equipment for the corrosion prevention and inhibition protection structure of the inner wall of the high-pressure gas cylinder for the marine environment as claimed in claim 1 comprises:
the plating device is used for plating the nickel-phosphorus alloy layer and comprises a plating tank, a suspension tool for suspending a gas cylinder, an electroplating assembly and a chemical plating assembly; it is characterized by also comprising:
the spraying device is used for spraying the epoxy resin varnish layer and comprises a supporting assembly, an epoxy resin storage tank, an epoxy resin pumping assembly, an epoxy resin spraying rod and a spraying rod lifting assembly;
the supporting assembly is used for supporting the hanging tool;
the spraying rod lifting assembly is used for inserting the epoxy resin spraying rod into the gas cylinder or separating the epoxy resin spraying rod from the gas cylinder to move in a lifting mode.
3. The processing apparatus according to claim 2, characterized in that:
the supporting component comprises a first supporting platform and a second supporting platform, a gap used for containing a gas cylinder and hanging a tool is arranged between the first supporting platform and the second supporting platform, and positioning grooves used for positioning and hanging the tool are formed in opposite side walls of the first supporting platform and the second supporting platform.
4. The processing apparatus according to claim 3, characterized in that:
the opposite side walls of the first supporting platform and the second supporting platform are also provided with U-shaped grooves.
5. The processing apparatus according to claim 2, characterized in that:
the spraying rod lifting assembly comprises a cross beam, lifting cylinders are arranged at two ends of the cross beam and used for lifting the cross beam, a screw rod lifter and a guide rod are arranged on the cross beam, a moving part used for fixing the epoxy resin spraying rod is sleeved on a screw rod of the screw rod lifter, the moving part is in threaded fit with the screw rod of the screw rod lifter, and the moving part is movably connected with the guide rod.
6. The processing apparatus according to claim 2, characterized in that:
the suspension tool comprises a frame body and a suspension arm, wherein the suspension arm is connected with the frame body through a turnover structure.
7. The processing apparatus according to claim 2, characterized in that:
and a stirring mechanism is arranged in the epoxy resin storage tank.
Priority Applications (1)
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CN202020280341.XU CN211694339U (en) | 2020-03-06 | 2020-03-06 | Corrosion prevention and inhibition protection structure for inner wall of high-pressure gas cylinder for marine environment and treatment equipment |
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CN202020280341.XU CN211694339U (en) | 2020-03-06 | 2020-03-06 | Corrosion prevention and inhibition protection structure for inner wall of high-pressure gas cylinder for marine environment and treatment equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114018793A (en) * | 2021-10-29 | 2022-02-08 | 北京宇航系统工程研究所 | Coating for reducing impact sensitivity of titanium alloy gas cylinder and coating evaluation method |
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2020
- 2020-03-06 CN CN202020280341.XU patent/CN211694339U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114018793A (en) * | 2021-10-29 | 2022-02-08 | 北京宇航系统工程研究所 | Coating for reducing impact sensitivity of titanium alloy gas cylinder and coating evaluation method |
CN114018793B (en) * | 2021-10-29 | 2024-03-15 | 北京宇航系统工程研究所 | Coating for reducing impact sensitivity of titanium alloy gas cylinder and coating evaluation method |
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Granted publication date: 20201016 Termination date: 20210306 |