CN117508517B - Corrosion-resistant sealed underwater magnetic load rejection device and production method thereof - Google Patents
Corrosion-resistant sealed underwater magnetic load rejection device and production method thereof Download PDFInfo
- Publication number
- CN117508517B CN117508517B CN202410012772.0A CN202410012772A CN117508517B CN 117508517 B CN117508517 B CN 117508517B CN 202410012772 A CN202410012772 A CN 202410012772A CN 117508517 B CN117508517 B CN 117508517B
- Authority
- CN
- China
- Prior art keywords
- corrosion
- shell
- sucker
- corrosion shell
- magnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 174
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 230000007797 corrosion Effects 0.000 title claims description 22
- 238000007789 sealing Methods 0.000 claims abstract description 41
- 210000001503 joint Anatomy 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 229910001105 martensitic stainless steel Inorganic materials 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 5
- 238000002791 soaking Methods 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000002706 hydrostatic effect Effects 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 4
- 241000252254 Catostomidae Species 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C7/00—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects
- B63C7/16—Apparatus engaging vessels or objects
- B63C7/22—Apparatus engaging vessels or objects using electromagnets or suction devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
Abstract
The invention discloses an anti-corrosion sealed underwater magnetic load-throwing device and a production method thereof, belonging to the field of underwater magnetic suckers, and comprising an anti-corrosion shell and a magnetic attraction component, wherein the anti-corrosion shell comprises an anti-corrosion shell and an anti-corrosion sucker, a vacuum cavity is formed between the anti-corrosion sucker and the anti-corrosion shell, and the magnetic attraction component is arranged in the vacuum cavity; the anti-corrosion sucker comprises a sucker body and a plurality of arc hooks which are uniformly distributed on the edge of the sucker body in circumference, wherein the top end of the sucker body is in butt joint with the bottom end of the anti-corrosion shell, the arc hooks are arranged around the outer circumference side of the anti-corrosion shell, the arc hooks face one side of the anti-corrosion shell to form a clamping inlet, the inner side of the arc hooks are in butt joint with the outer circumference side of the sealing ring, and the inner circumference side of the sealing ring is in sealing connection with the outer circumference side of the anti-corrosion shell after penetrating out of the clamping inlet. According to the anti-corrosion sealed underwater magnetic load-throwing device and the production method thereof, the anti-corrosion sucker is connected on the anti-corrosion shell in a sealing mode through the sealing ring, so that the sealing anti-corrosion effect is improved.
Description
Technical Field
The invention relates to the technical field of underwater magnetic suction cups, in particular to an anti-corrosion sealing type underwater magnetic load-rejection device and a production method thereof.
Background
The underwater operation equipment working in a complex marine environment is generally provided with an electromagnetic adsorption ballast release device according to the working requirement, and a core trigger device of the device is an electromagnet, and realizes the release of the ballast iron by switching the power-on state and the power-off state.
The existing magnetic force load-throwing structure is as follows:
CN201921383570.8 discloses a magnetic chuck for underwater salvaging, comprising: the magnetic chuck comprises a sucker shell, a magnet, a metal sheet, a filling body and a connecting part, wherein the magnet is positioned in a cavity at the bottom of the sucker shell, the metal sheet is arranged on the bottom surface of the magnet, the filling body is used for filling a gap between the inner wall of the cavity and the side wall of the magnet, and the connecting part is arranged at the top of the sucker shell; the bottom of the disc shell is provided with a cavity which can be used for accommodating a magnet, the magnet is fixed inside the cavity, a certain gap is formed between the inner wall of the cavity and the side wall of the magnet, the magnet is filled in a sealing mode by taking an epoxy resin sealing material as a filler, a metal sheet made of an iron sheet material is fixed on the surface of the bottom of the magnet in a bonding mode, the metal sheet made of the iron sheet material can be replaced by other materials with high magnetic conductivity, so that the anti-rust and anti-seepage effects on the magnet are realized by the epoxy resin sealing material, and the magnetic sucker of the embodiment can work at the water bottom for a long time. It is known that, because the metal sheet made of iron sheet is used for sealing and blocking, and meanwhile, the seawater is corrosive, and the deep sea has high pressure characteristic, so that the corrosion resistance and elasticity are poor, the overall service life is short, and the replacement is needed frequently.
CN202211104534.X discloses a full sea deep oil-filled type corrosion-resistant electromagnetic chuck device, which comprises a corrosion-resistant electromagnet assembly and a corrosion-resistant chuck assembly, wherein the corrosion-resistant electromagnet assembly is arranged at the bottom of an underwater robot cabin body, the corrosion-resistant electromagnet assembly is detachably connected with the underwater robot cabin body, the corrosion-resistant chuck assembly is arranged below the corrosion-resistant electromagnet assembly, the corrosion-resistant electromagnet assembly is magnetically adsorbed and connected with the corrosion-resistant chuck assembly, and a mount is hung on the corrosion-resistant chuck assembly; the anti-corrosion sucker assembly comprises a sucker anti-corrosion thin plate, a sucker magnetic core, a sucker anti-corrosion jacket, a ladder connecting piece and a baffle. The anti-corrosion structure is characterized in that the iron core anti-corrosion thin plate, the magnetic conduction inner sleeve anti-corrosion thin plate and the sucker anti-corrosion thin plate are made of iron-nickel alloy, but the anti-corrosion sucker assembly and the anti-corrosion electromagnet assembly are connected through bolts and mounting holes, so that the problem that the sealing performance is poor after the bolts are corroded exists.
Disclosure of Invention
In order to solve the problems, the invention provides the anti-corrosion sealing type underwater magnetic load-throwing device and the production method thereof, and the anti-corrosion sealing effect is improved by sealing and connecting the anti-corrosion sucker on the anti-corrosion shell through the sealing ring.
In order to achieve the aim, the invention provides an anti-corrosion sealed underwater magnetic load-throwing device, which comprises an anti-corrosion shell and a magnetic attraction component, wherein the magnetic attraction component is sealed in the anti-corrosion shell in a vacuum way, the anti-corrosion shell comprises an anti-corrosion shell and an anti-corrosion sucker which is connected with the bottom end of the anti-corrosion shell in a sealing way, a vacuum cavity is formed between the anti-corrosion sucker and the anti-corrosion shell, and the magnetic attraction component is arranged in the vacuum cavity;
the anti-corrosion sucker comprises a sucker body and a plurality of arc hooks which are uniformly distributed on the edge of the sucker body in circumference, wherein the top end of the sucker body is in butt joint with the bottom end of the anti-corrosion shell, the arc hooks are arranged around the outer circumference side of the anti-corrosion shell, the arc hooks face one side of the anti-corrosion shell to form a clamping inlet, the inner side of the arc hooks are in butt joint with the outer circumference side of the sealing ring, and the inner circumference side of the sealing ring is in sealing connection with the outer circumference side of the anti-corrosion shell after penetrating out of the clamping inlet.
Preferably, the position of the sucker body aligned with the anti-corrosion shell forms an elastic boss through hydrostatic stamping, the elastic boss protrudes towards the direction deviating from the magnetic component, an elastic cavity is formed between the elastic boss and the magnetic component, the elastic cavity is communicated with the vacuum cavity, and oil liquid is filled in the elastic cavity and the vacuum cavity.
Preferably, the anti-corrosion sucker and the anti-corrosion shell are made of martensitic stainless steel, the thickness of the sucker body is 0.3mm-0.5mm, and the deformation of the central point of the sucker body is smaller than that of the elastic boss;
the deformation of the center point of the sucker body is 0.2mm.
Preferably, the magnetic component is fixed in the Yu Zhen cavity through retention glue;
the magnetic attraction component is an electromagnet or a permanent magnet, the electromagnet comprises a cylindrical magnetic core and a coil nested on the cylindrical magnetic core, and the coil is a copper wire.
Preferably, when the magnetic component is an electromagnet, a threading hole is formed in the anti-corrosion shell above the electromagnet, a watertight joint is spirally and hermetically connected to the top end of the threading hole, a soft start diode is arranged in the threading hole between the watertight joint and the electromagnet, and the soft start diode is electrically connected with a coil of the electromagnet through a lead.
Preferably, the threading hole is provided with a wire slot for accommodating the wire.
A production method of an anti-corrosion sealed underwater magnetic load-rejection device comprises the following steps:
s1, designing product parameters of an underwater magnetic load rejection device;
s2, preparing an anti-corrosion shell:
bending and welding a martensitic stainless steel plate to obtain an anti-corrosion shell, and punching a hole in the center of the top of the anti-corrosion shell to obtain a threading hole;
s3, preparing an anti-corrosion sucker:
uniformly punching holes on the outer circumferential side of the circular martensitic stainless steel plate to obtain a plurality of fin plates which are all arranged on the outer circumferential side of the circular martensitic stainless steel plate, and inwards bending the fin plates to obtain an arc-shaped hook;
then, by using a still water stamping method, an elastic boss is stamped on the round martensitic stainless steel plate to obtain the anti-corrosion sucker;
s4, soaking oil:
placing the magnetic component in a vacuum box, injecting oil in the vacuum box, and vacuumizing at the top end of the vacuum box by using a vacuum pump to extract bubbles in the oil;
s5, assembling:
s51, a water sealing joint is arranged in a threading hole at the top end of the anti-corrosion shell;
s52, taking out the vacuumized magnetic component, and then placing the magnetic component in a vacuum cavity of the anti-corrosion shell;
s53, clamping a sealing ring in an arc-shaped hook of the anti-corrosion sucker;
s54, pressing the position of the anti-corrosion sucker clamped into the sealing ring, which is aligned with the vacuum cavity of the anti-corrosion shell, onto the anti-corrosion shell to obtain the underwater magnetic load-throwing device;
s6, verifying the corrosion resistance and the pressure resistance of the underwater magnetic load-rejection device.
Preferably, the product parameters described in step S1 are designed as follows: the radius of the anti-corrosion shell is less than or equal to 110mm, the height of the anti-corrosion shell is less than or equal to 60mm, the thickness of the anti-corrosion sucker is less than or equal to 3mm, and the thickness of the elastic boss is less than or equal to 0.5mm.
Preferably, when the magnetic component is an electromagnet in step S52, the method further includes: the coil of the magnetic component is connected with the diode through a wire, the diode is assembled into the threading hole of the anti-corrosion shell, and meanwhile, the electromagnet is assembled into the vacuum cavity of the anti-corrosion shell.
The invention has the following beneficial effects:
1. compared with the traditional screw connection, the anti-corrosion shell is hermetically connected with the anti-corrosion sucker through the sealing ring, so that the sealing performance is prevented from being deteriorated due to rust of the screw;
2. the pressure inside and outside the device can be balanced by arranging the elastic boss to be matched with oil in an elastic cavity surrounded by the elastic boss and the anti-corrosion shell;
3. by arranging the soft start diode, counter electromotive force at the moment of power-down and power-down can be counteracted, and damage to components caused by external energy release at the moment of power-down and power-down is prevented.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
FIG. 1 is a schematic view of an anti-corrosive sealed underwater magnetic load-rejection device according to the present invention;
FIG. 2 is an axial cross-sectional view of an anti-corrosive sealed underwater magnetic load rejection device of the present invention;
FIG. 3 is a perspective view of an anti-corrosive sucker of the anti-corrosive sealed underwater magnetic load-rejection device of the present invention;
FIG. 4 is a perspective view of an anti-corrosive enclosure of the anti-corrosive sealed underwater magnetic load rejection device of the present invention;
fig. 5 is a half-sectional view of an anti-corrosion sealed underwater magnetic load-rejection device of the present invention.
Wherein: 1. an anti-corrosion sucker; 11. an arc-shaped hook; 12. an elastic boss; 2. a seal ring; 3. an anti-corrosion housing; 31. a threading hole; 4. a watertight joint; 5. a magnetic core; 6. a coil; 7. a soft start diode; 8. and (5) conducting wires.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the detailed description and specific examples, while indicating the embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein. Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality.
It should be noted that the terms "comprises" and "comprising," along with any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 5, it should be noted that fig. 1 to 5 are all structural diagrams of the case where the magnetic attraction component is an electromagnet, and an anti-corrosion sealed underwater magnetic throwing-loading device includes an anti-corrosion shell and a magnetic attraction component vacuum-sealed inside the anti-corrosion shell, where the anti-corrosion shell includes an anti-corrosion shell 3 and an anti-corrosion sucker 1 hermetically connected with the bottom end of the anti-corrosion shell 3, a vacuum cavity is formed between the anti-corrosion sucker 1 and the anti-corrosion shell 3, and the magnetic attraction component is placed in the vacuum cavity; the anti-corrosion sucker 1 comprises a sucker body and a plurality of arc hooks 11 which are uniformly distributed on the edge of the sucker body in circumference, wherein the top end of the sucker body is in butt joint with the bottom end of the anti-corrosion shell 3, the arc hooks 11 are arranged around the outer circumference side of the anti-corrosion shell 3, a clamping inlet is formed in one side of the arc hooks 11, which faces the anti-corrosion shell 3, the inner side of the arc hooks 11 is clamped with the outer circumference side of the sealing ring 2, and the inner circumference side of the sealing ring 2 is in sealing connection with the outer circumference side of the anti-corrosion shell 3 after penetrating out of the clamping inlet.
The position of the sucker body aligned with the anti-corrosion shell 3 forms an elastic boss 12 through hydrostatic stamping, the elastic boss 12 protrudes towards the direction deviating from the magnetic component, an elastic cavity is formed between the elastic boss 12 and the magnetic component, the elastic cavity is communicated with the vacuum cavity, and oil liquid is filled in the elastic cavity and the vacuum cavity. The elastic cavity is arranged to enable the sucker body to have elasticity, oil is matched at the moment, the oil can be compressed when the external pressure is overlarge, and the pressure inside and outside the device is balanced.
The anti-corrosion sucker 1 and the anti-corrosion shell 3 are made of martensitic stainless steel, not only can be waterproof, but also can be anti-corrosion, the thickness of the sucker body is 0.3mm-0.5mm, and the deformation of the central point of the sucker body is smaller than that of the elastic boss 12; the deformation of the center point of the sucker body is 0.2mm.
The magnetic component is fixed in the Yu Zhen cavity through retention glue; the magnetic attraction component is an electromagnet or a permanent magnet, the electromagnet comprises a cylindrical magnetic core 5 and a coil 6 nested on the cylindrical magnetic core 5, and the coil 6 is a copper wire 8. The threading hole 31 is provided with a wire slot for accommodating the wire 8, and the assembly and wiring requirements are met in a small space.
When the magnetic component is an electromagnet, the anti-corrosion shell 3 above the electromagnet is provided with a threading hole 31, the top end of the threading hole 31 is spirally and hermetically connected with a watertight joint 4, a soft start diode 7 is arranged in the threading hole 31 between the watertight joint 4 and the electromagnet, and the soft start diode 7 is electrically connected with a coil 6 of the electromagnet through a lead 8.
A production method of an anti-corrosion sealed underwater magnetic load-rejection device comprises the following steps:
s1, designing product parameters of an underwater magnetic load rejection device;
preferably, the product parameters described in step S1 are designed as follows: the radius of the anti-corrosion shell is less than or equal to 110mm, the height of the anti-corrosion shell is less than or equal to 60mm, the thickness of the anti-corrosion sucker is less than or equal to 3mm, and the thickness of the elastic boss is less than or equal to 0.5mm;
in this embodiment, the product parameters are designed by the following steps:
firstly, designing a magnetic component by adopting a method combining simulation calculation and actual measurement, testing adsorption capacity, and finally obtaining the required size of the magnetic component;
step two, determining the size of the anti-corrosion shell 3: determining the size of the anti-corrosion shell 3 according to the size of the magnetic component, wherein the anti-corrosion shell 3 is required to envelop the magnetic component, meanwhile, a wiring space is reserved, the radius of the anti-corrosion shell 3 is more than or equal to +2mm of the radius of the magnetic component, and the height of the anti-corrosion shell 3 is more than or equal to +8mm of the height of the magnetic component;
thirdly, determining the size of the anti-corrosion sucker 1: radius=radius of anticorrosive sucking disc 1 anticorrosive shell 3 satisfies anticorrosive sucking disc 1's thickness simultaneously and guarantees that the sealing washer compresses tightly, reduces the magnetic subassembly simultaneously and adsorbs the power of object, anticorrosive sucking disc 1's thickness is less than or equal to 3mm, the thickness of elasticity boss is less than or equal to 0.5mm.
S3, preparing an anti-corrosion sucker 1:
at S2, preparing a corrosion-resistant housing 3:
bending and welding a martensitic stainless steel plate to obtain an anti-corrosion shell 3, and punching a hole in the center of the top of the anti-corrosion shell 3 to obtain a threading hole 31;
uniformly punching the outer circumferential side of the circular martensitic stainless steel plate to obtain a plurality of fin plates which are all arranged on the outer circumferential side of the circular martensitic stainless steel plate, and inwards bending the fin plates to obtain an arc-shaped hook 11;
then, by using a still water stamping method, an elastic boss 12 is stamped on a round martensitic stainless steel plate to obtain the anti-corrosion sucker 1;
s4, soaking oil:
placing the magnetic component in a vacuum box, injecting oil in the vacuum box, and vacuumizing at the top end of the vacuum box by using a vacuum pump to extract bubbles in the oil;
s5, assembling:
s51, arranging a water sealing joint 4 in the threading hole 31 at the top end of the anti-corrosion shell 3;
s52, taking out the vacuumized magnetic component, and then placing the magnetic component in a vacuum cavity of the anti-corrosion shell 3;
in step S52, when the magnetic attraction component is an electromagnet, the method further includes: the coil 6 of the magnet assembly is connected with the diode through the lead wire 8, the diode is assembled into the threading hole 31 of the anti-corrosion shell 3, and the electromagnet is assembled into the vacuum cavity of the anti-corrosion shell 3.
S53, clamping a sealing ring 2 in the arc-shaped hook 11 of the anti-corrosion sucker 1;
s54, pressing the position of the anti-corrosion sucker 1 clamped into the sealing ring 2 aligned with the vacuum cavity of the anti-corrosion shell 3 onto the anti-corrosion shell 3 to obtain an underwater magnetic load-throwing device;
s6, verifying the corrosion resistance and the pressure resistance of the underwater magnetic load-rejection device.
The pressure resistance test steps are as follows: placing the packaged underwater magnetic load-throwing device into a pressure testing device, boosting to the designed water pressure, maintaining the pressure for at least 1 hour, taking out, observing whether the appearance of the device is damaged or leaked, comparing whether the suction force before and after the pressing is consistent with that before the test, and judging that the pressure resistance meets the test requirement if the damage and the leakage are avoided and the suction force before and after the pressing is consistent with that before the test;
the anti-corrosion performance test steps are as follows: the nonmetal ropes (the mode is used for hanging and avoiding electrochemical corrosion interference with other metals) are used for hanging and placing the packaged underwater magnetic throwing device in seawater, the corrosion condition is tested by soaking, the test time is not less than 7 days, then the underwater magnetic throwing device is taken out, whether the external shell has obvious corrosion condition or not is observed, whether the adsorption force is consistent with that before the test or not is judged, and if so, the corrosion resistance is judged to meet the test requirement.
Therefore, the anti-corrosion sealing type underwater magnetic load rejection device and the production method thereof improve the sealing anti-corrosion effect by sealing and connecting the anti-corrosion sucker on the anti-corrosion shell through the sealing ring.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention and not for limiting it, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the invention can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the invention.
Claims (3)
1. A production method of an anti-corrosion sealed underwater magnetic load-rejection device is characterized by comprising the following steps of:
the anti-corrosion sealed underwater magnetic load-throwing device comprises an anti-corrosion shell and a magnetic attraction component which is sealed in the anti-corrosion shell in a vacuum way, wherein the anti-corrosion shell comprises an anti-corrosion shell and an anti-corrosion sucker which is connected with the bottom end of the anti-corrosion shell in a sealing way, a vacuum cavity is formed between the anti-corrosion sucker and the anti-corrosion shell, and the magnetic attraction component is fixed in the Yu Zhen cavity through retention glue;
the anti-corrosion sucker comprises a sucker body and a plurality of arc hooks which are circumferentially and uniformly distributed on the edge of the sucker body, the top end of the sucker body is in butt joint with the bottom end of the anti-corrosion shell, the arc hooks are arranged around the outer circumferential side of the anti-corrosion shell, a clamping inlet is formed in one side of each arc hook, which faces the anti-corrosion shell, the inner side of each arc hook is clamped with the outer circumferential side of a sealing ring, and the inner circumferential side of the sealing ring is in sealing connection with the outer circumferential side of the anti-corrosion shell after penetrating out of the clamping inlet;
the sucker body is aligned to the position of the anti-corrosion shell to form an elastic boss through hydrostatic stamping, the elastic boss protrudes towards the direction away from the magnetic component, an elastic cavity is formed between the elastic boss and the magnetic component, the elastic cavity is communicated with the vacuum cavity, and oil is filled in the elastic cavity and the vacuum cavity;
the anti-corrosion sucker and the anti-corrosion shell are made of martensitic stainless steel, the thickness of the sucker body is 0.3mm-0.5mm, and the deformation of the central point of the sucker body is smaller than that of the elastic boss;
the magnetic attraction assembly is an electromagnet, the electromagnet comprises a cylindrical magnetic core and a coil nested on the cylindrical magnetic core, the coil is a copper wire, a threading hole is formed in an anti-corrosion shell above the electromagnet, a wire groove for accommodating the wire is formed in the threading hole, a watertight joint is spirally and hermetically connected to the top end of the threading hole, a soft start diode is arranged in the threading hole between the watertight joint and the electromagnet, and the soft start diode is electrically connected with the coil of the electromagnet through the wire; the production method comprises the following steps:
s1, designing product parameters of an underwater magnetic load rejection device;
s2, preparing an anti-corrosion shell:
machining the martensitic stainless steel block by using a machine tool to obtain an anti-corrosion shell, and machining a threading hole in the center of the top of the anti-corrosion shell;
s3, preparing an anti-corrosion sucker:
uniformly punching holes on the outer circumferential side of the circular martensitic stainless steel plate to obtain a plurality of fin plates which are all arranged on the outer circumferential side of the circular martensitic stainless steel plate, and inwards bending the fin plates to obtain an arc-shaped hook;
then, by using a still water stamping method, an elastic boss is stamped on the round martensitic stainless steel plate to obtain the anti-corrosion sucker;
s4, soaking oil:
placing the magnetic component in a vacuum box, injecting oil in the vacuum box, and vacuumizing at the top end of the vacuum box by using a vacuum pump to extract bubbles in the oil;
s5, assembling:
s51, a water sealing joint is arranged in a threading hole at the top end of the anti-corrosion shell;
s52, taking out the vacuumized magnetic component, and then placing the magnetic component in a vacuum cavity of the anti-corrosion shell;
s53, clamping a sealing ring in an arc-shaped hook of the anti-corrosion sucker;
s54, pressing the position of the anti-corrosion sucker clamped into the sealing ring, which is aligned with the vacuum cavity of the anti-corrosion shell, onto the anti-corrosion shell to obtain the underwater magnetic load-throwing device;
s6, verifying the corrosion resistance and the pressure resistance of the underwater magnetic load-rejection device.
2. The method for producing the corrosion-resistant sealed underwater magnetic load-rejection device according to claim 1, wherein the method comprises the following steps: the product parameters described in step S1 are designed as follows: the radius of the anti-corrosion shell is less than or equal to 110mm, the height of the anti-corrosion shell is less than or equal to 60mm, the thickness of the anti-corrosion sucker is less than or equal to 3mm, and the thickness of the elastic boss is less than or equal to 0.5mm.
3. The method for producing the corrosion-resistant sealed underwater magnetic load-rejection device according to claim 1, wherein the method comprises the following steps: the step S52 further includes: the coil of the magnetic component is connected with the diode through a wire, the diode is assembled into the threading hole of the anti-corrosion shell, and meanwhile, the electromagnet is assembled into the vacuum cavity of the anti-corrosion shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410012772.0A CN117508517B (en) | 2024-01-04 | 2024-01-04 | Corrosion-resistant sealed underwater magnetic load rejection device and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410012772.0A CN117508517B (en) | 2024-01-04 | 2024-01-04 | Corrosion-resistant sealed underwater magnetic load rejection device and production method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117508517A CN117508517A (en) | 2024-02-06 |
| CN117508517B true CN117508517B (en) | 2024-03-12 |
Family
ID=89764913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410012772.0A Active CN117508517B (en) | 2024-01-04 | 2024-01-04 | Corrosion-resistant sealed underwater magnetic load rejection device and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117508517B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202009017833U1 (en) * | 2009-09-21 | 2010-06-10 | Hidde, Axel R., Dr. Ing. | Cooking vessel system with thermator |
| CN103822819A (en) * | 2012-11-19 | 2014-05-28 | 中国科学院海洋研究所 | Anti-corrosion efficient digestion tank with quickly buckled bayonet |
| CN112407208A (en) * | 2020-11-18 | 2021-02-26 | 西北工业大学 | Load rejection device and load rejection method based on electromagnetic adsorption and release |
| CN116002025A (en) * | 2022-09-09 | 2023-04-25 | 哈尔滨工程大学 | Corrosion-resistant electromagnetic chuck device of full sea deep oil charge formula |
| CN116605392A (en) * | 2023-05-30 | 2023-08-18 | 哈尔滨工程大学 | Emergency load rejection mechanism for underwater unmanned submersible |
| CN116902147A (en) * | 2021-10-11 | 2023-10-20 | 西安智荣机电科技有限公司 | Load rejection method of load rejection device for underwater equipment and load rejection system for underwater equipment |
-
2024
- 2024-01-04 CN CN202410012772.0A patent/CN117508517B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202009017833U1 (en) * | 2009-09-21 | 2010-06-10 | Hidde, Axel R., Dr. Ing. | Cooking vessel system with thermator |
| CN103822819A (en) * | 2012-11-19 | 2014-05-28 | 中国科学院海洋研究所 | Anti-corrosion efficient digestion tank with quickly buckled bayonet |
| CN112407208A (en) * | 2020-11-18 | 2021-02-26 | 西北工业大学 | Load rejection device and load rejection method based on electromagnetic adsorption and release |
| CN116902147A (en) * | 2021-10-11 | 2023-10-20 | 西安智荣机电科技有限公司 | Load rejection method of load rejection device for underwater equipment and load rejection system for underwater equipment |
| CN116002025A (en) * | 2022-09-09 | 2023-04-25 | 哈尔滨工程大学 | Corrosion-resistant electromagnetic chuck device of full sea deep oil charge formula |
| CN116605392A (en) * | 2023-05-30 | 2023-08-18 | 哈尔滨工程大学 | Emergency load rejection mechanism for underwater unmanned submersible |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117508517A (en) | 2024-02-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112112973B (en) | Combined sealing device of magnetorheological fluid and magnetic liquid | |
| CN117508517B (en) | Corrosion-resistant sealed underwater magnetic load rejection device and production method thereof | |
| CN210503106U (en) | Magnetic sucker for underwater fishing | |
| CN111397668A (en) | Sensor core, core manufacturing and packaging method and sensor | |
| CN116002025A (en) | Corrosion-resistant electromagnetic chuck device of full sea deep oil charge formula | |
| CN210780328U (en) | Waterproof motor | |
| CN112435883B (en) | Mechanical on-off switch for underwater robot | |
| CN202601221U (en) | Ceramic outgoing line sealing structure | |
| CN220354117U (en) | Water pump rear end cover waterproof structure | |
| CN211205628U (en) | Waterproof outlet type pressure transmitter | |
| CN216014979U (en) | Anti-oxidation magnet steel with long service life | |
| CN217155685U (en) | High-airtightness pressure sensor | |
| CN217155655U (en) | Oil-immersed pressure sensor | |
| CN210867298U (en) | Stator module for permanent magnet shield pump | |
| CN215883969U (en) | Underwater pressure-resistant shell and underwater equipment | |
| CN216842349U (en) | Process pump with sealing gland | |
| CN218411364U (en) | Test probe and auxiliary oil level gauge of oil-immersed transformer | |
| CN215815446U (en) | Neodymium iron boron magnet assembly for automobile exhaust treatment | |
| CN215628308U (en) | Sacrificial anode for seawater | |
| CN214705802U (en) | Blood pump case magnetic induction switch mechanism | |
| CN212907546U (en) | Mechanical vibration switch | |
| CN220699336U (en) | Small-size angular displacement sensor vibration test fixture convenient for nondestructive installation | |
| CN214190592U (en) | Vacuum tank of horizontal rotating table | |
| CN217719242U (en) | Electric reactor | |
| CN220206797U (en) | Container liquid level measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |