CN116929417A - Angle sensor for deep water detection and sealing structure thereof - Google Patents
Angle sensor for deep water detection and sealing structure thereof Download PDFInfo
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- CN116929417A CN116929417A CN202310825671.0A CN202310825671A CN116929417A CN 116929417 A CN116929417 A CN 116929417A CN 202310825671 A CN202310825671 A CN 202310825671A CN 116929417 A CN116929417 A CN 116929417A
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- 238000007789 sealing Methods 0.000 title claims abstract description 69
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 239000003292 glue Substances 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 239000004519 grease Substances 0.000 claims description 4
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000005429 filling process Methods 0.000 abstract description 3
- 239000000565 sealant Substances 0.000 description 10
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- ONBQEOIKXPHGMB-VBSBHUPXSA-N 1-[2-[(2s,3r,4s,5r)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]oxy-4,6-dihydroxyphenyl]-3-(4-hydroxyphenyl)propan-1-one Chemical compound O[C@@H]1[C@H](O)[C@@H](CO)O[C@H]1OC1=CC(O)=CC(O)=C1C(=O)CCC1=CC=C(O)C=C1 ONBQEOIKXPHGMB-VBSBHUPXSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229940126142 compound 16 Drugs 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The application discloses an angle sensor for deepwater detection and a sealing structure thereof, wherein the angle sensor comprises a shaft rotating assembly, a signal acquisition and output assembly, a shell assembly and a mechanical sealing assembly; the shaft rotating assembly is connected with the shaft to be tested through an elastic coupling and transmits the motion information of the shaft to be tested; the signal acquisition and output assembly is used for acquiring the motion information transmitted by the shaft rotation assembly, resolving the angle information and sending out the angle information; the shell component comprises a base, a housing and other structures, and the assembling positions of the base and the housing are required to be in interference fit; the mechanical seal assembly is partially assembled on the shaft rotating assembly, and the other part is assembled on the shell assembly, and mainly comprises sealing elements such as an oil seal, a sealing ring and the like and sealing processes such as glue filling and the like. The angle sensor provided by the application adopts a magneto-electric conversion principle to realize signal acquisition and output, and the high-precision signal acquisition is realized in a mode of combining a sealing piece and a glue filling process, so that the reliability of deep water sealing of the angle sensor is ensured, and the angle sensor is compact in structure and strong in environment adaptability.
Description
Technical Field
The application belongs to the technical field of angle sensors, and particularly relates to an angle sensor for deepwater detection and a sealing structure thereof.
Background
At present, with the continuous development of ocean resources, higher and higher requirements are put on the cost, the tightness, the reliability, the environmental adaptability and the detection precision of an angle sensor for detecting the motion of ocean surveying equipment.
The traditional photoelectric encoder has the problems of higher cost, poor environmental adaptability, no impact resistance and the like; the rotary transformer has the defects of complex structure, poor precision and the like; the angle sensor adopting the magneto-electric conversion principle is widely paid attention to in the market due to the advantages of low cost, strong environmental adaptability, high precision and the like.
The angle sensor for detecting the output of the marine exploration equipment has the advantages of good tightness, high reliability, strong environmental adaptability and the like because of the working environment of the marine exploration equipment, and the existing angle sensor for detecting the deep water has the defect of poor sealing. Therefore, it is desirable to design an angle sensor that can be used for deep water detection.
Disclosure of Invention
The application aims to solve the problems of the prior art and provides an angle sensor for deepwater detection and a sealing structure thereof, so as to solve the defects of low precision and poor sealing of the angle sensor for deepwater detection in the prior art.
The technical solution for realizing the purpose of the application is as follows: an angle sensor for detecting deep water and a sealing structure thereof comprise a shaft rotating assembly, a signal acquisition and output assembly, a shell assembly and a mechanical sealing assembly; the shaft rotating assembly is connected with the shaft to be tested through an elastic coupling and is used for transmitting the motion information of the shaft to be tested; the signal acquisition and output assembly is used for acquiring the motion information transmitted by the shaft rotation assembly and transmitting the angle information obtained after being processed by the resolving board through the serial interface; the shaft rotating assembly comprises a rotating shaft, a magnet, a bearing and a shaft retainer ring; the signal acquisition and output assembly comprises a magnetic coding chip, a resolving board, a watertight cable and a deepwater sealing connector; the housing assembly includes a base and a cover; the mechanical seal assembly comprises an H-shaped oil seal, a VCW-shaped oil seal and a waterproof joint;
the shaft rotating assembly is arranged in one end of the base, the signal acquisition and output assembly is arranged at the other end of the base, and the housing covers the other end of the base and is in interference fit with the base;
the first end of the rotating shaft penetrates out of the base and is flexibly connected with the shaft to be tested through the elastic coupling; the magnet is arranged in a circular groove at the fourth end of the rotating shaft; the bearing comprises two deep groove ball bearings which are transitionally assembled on a bearing position of a third end of the rotating shaft; the shaft retainer ring is sleeved on the rotating shaft and is attached to the bearing for bidirectional limiting of the rotating shaft;
the resolving plate is fixedly arranged at the other end of the base; the magnetic encoder chip is arranged on one side of the resolving plate, which is close to the magnet, and a gap exists between the magnetic encoder chip and the magnet; one end of the watertight cable is inserted on the resolving board, and the other end of the watertight cable is connected with the deepwater sealing connector; the deepwater sealing connector is used for providing an external electrical interface of the angle sensor;
one end of the base is provided with a fixing device for providing the angle sensor to be installed on the equipment to be detected; the other end of the housing is provided with a waterproof joint;
the inner ring of the H-shaped oil seal is connected with the second end of the rotating shaft, and the outer ring is contacted with the inner wall of the base; the inner ring of the VCW-type oil seal is connected with the fourth end of the rotating shaft, and the outer ring is contacted with the inner wall of the base.
Further, the shell assembly further comprises a gasket sleeved on the rotating shaft and used for controlling the axial clearance between the H-shaped oil seal and the bearing.
Further, a glue dispensing groove and a groove are formed in the outer wall of one end of the base, sealing between the base and the housing is achieved, and an O-shaped sealing ring is installed in the groove.
Further, the axes of the H-shaped oil seal, the VCW-shaped oil seal, the O-shaped ring, the bearing, the magnet, the magnetic coding chip and the rotating shaft are positioned on the same straight line.
Furthermore, when the H-shaped oil seal and the VCW-shaped oil seal are installed, low-temperature grease is smeared on the inner ring of the H-shaped oil seal and the VCW-shaped oil seal, so that oil film sealing is formed.
Further, the H-shaped oil seal lip points to the pressure side.
Further, the housing is connected with the waterproof connector through threads, sealing glue is filled in the threaded hole, and the sealing glue completely covers threads and each line sequence of the watertight cable.
Further, the watertight cable and one end connected with the deepwater sealing connector are vulcanized, and the tail part of the cable and the deepwater sealing connector are vulcanized.
Further, one end of the shielding layer of the watertight cable is turned outwards and then connected with the waterproof connector.
Further, the rotating shaft is made of non-magnetic titanium alloy.
Compared with the prior art, the application has the remarkable advantages that:
(1) Adopting a mode of combining an H-shaped oil seal and a VCW-shaped oil seal to realize secondary protection on a signal acquisition side of the rotating shaft; other assembly parts are combined with the glue filling process through the sealing piece, so that high-precision signal acquisition is realized, and meanwhile, the high-precision signal acquisition device has high reliability and sealing performance.
(2) The angle sensor with temperature compensation has stronger environmental adaptability.
(3) The angle sensor has a simple and compact overall structure, and the signal acquisition side is provided with the installation guide cylindrical surface and three uniformly distributed threaded holes, so that the angle sensor is convenient to install and detach.
The application is described in further detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is an isometric view of an angle sensor and its seal for use in deepwater detection in one embodiment.
FIG. 2 is a front view of an angle sensor and its sealing structure for deep water detection in one embodiment.
FIG. 3 is a left side view of an angle sensor and its sealing structure for deep water detection in one embodiment.
FIG. 4 is a cross-sectional view of an angle sensor and its sealing structure for deep water detection in one embodiment.
Fig. 5 is a cross-sectional view in the direction B-B of fig. 1 in one embodiment.
Fig. 6 is an enlarged view of a part of the structure at D in fig. 4 in one embodiment.
In the figure, 1-rotating shaft, 2-shaft retainer ring, 3-gasket, 4-base, 5-magnetic coding chip, 6-cover, 7-waterproof joint, 8-deep water sealing connector, 9-watertight cable, 10-magnet, 11-VCW type oil seal, 12-O type ring, 13-bearing, 14-H type oil seal, 15-dispensing groove, 16-sealing glue, 17-vulcanization processing and 18-resolving plate
Detailed Description
The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present application, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present application.
In one embodiment, as shown in fig. 1-6, an angle sensor for deep water detection and a sealing structure thereof are provided, wherein the angle sensor comprises a shaft rotating assembly, a signal acquisition and output assembly, a shell assembly and a mechanical sealing assembly; the shaft rotating assembly comprises a rotating shaft 1, a magnet 10, a bearing 13 and a shaft retainer ring 2; the signal acquisition and output assembly comprises a magnetic coding chip 5, a resolving plate 18, a watertight cable 9 and a deepwater sealing connector 8; the shell assembly comprises a base 4, a cover shell 6 and a gasket 3; the mechanical seal assembly comprises an H-shaped oil seal 14, a VCW-shaped oil seal 11, an O-shaped ring 12 and a waterproof joint 7. The magnetic encoding chip 5 has a temperature compensation function, and can perform precision compensation after self-calibration.
The shaft rotating assembly is arranged inside one end of the base 4, the signal acquisition and output assembly is arranged at the other end of the base 4, and the housing 6 covers the other end of the base 4 and is in interference fit with the base 4.
The first end of the rotating shaft 1 of the shaft rotating assembly is flexibly connected with a shaft to be tested through an elastic coupling; the magnet 10 is arranged in a circular groove at the fourth end of the rotating shaft 1; the bearing 13 is two deep groove ball bearings and is transitionally assembled on a bearing position of the third end of the rotating shaft 1; the shaft retainer ring 2 is sleeved on the rotating shaft 1 and is arranged by being attached to the bearing 13, and is used for bidirectional limiting of the rotating shaft 1.
Here, the material of the shaft 1 is preferably a non-magnetic titanium alloy.
The magnetic encoder chip 5 of the signal acquisition and output assembly is arranged on one side of the resolving plate 18 close to the magnet 10, and the gap between the magnetic encoder chip and the magnet 10 is controlled within a certain range and is provided with an optimal gap value; one end of the watertight cable 9 is inserted on the resolving plate 18 through a wiring terminal and penetrates through the waterproof joint 7; the other end is connected with the deepwater sealing connector 8; the deep water seal connector 8 is used for providing an external electrical interface of the angle sensor.
The resolving plate 18 is preferably fastened to the base 4 by means of 3 screws distributed uniformly and is mounted by means of a mounting guide cylinder on the base 4.
Here, preferably, the end of the watertight cable 9 connected to the deepwater sealing connector 8 is vulcanized 17 with the cable tail.
Here, the watertight cable 9 is preferably connected to the watertight connector 7 after one end of the shielding layer is turned out.
One end of the base 4 of the shell assembly is provided with a fixing device for providing an angle sensor to be installed on equipment to be detected, and the other end of the housing 6 is provided with a waterproof joint 7; a dispensing groove 15 and a groove are formed in the outer wall of one end of the base to realize the sealing between the base 4 and the housing 6, and an O-shaped sealing ring 12 is arranged in the groove; the washer 3 is sleeved on the rotating shaft 1 and is used for controlling the axial clearance between the H-shaped oil seal 14 and the bearing 13.
Here, the housing 6 is pressed and interference-assembled on the outer ring of the base 4 by a hydraulic press, and the glue dispensing groove 15 is smeared with sealant 16 before being mounted, so as to form a closed space.
Preferably, the fastening means are screws.
Here, preferably, the casing 6 is connected with the waterproof joint 7 through threads, the sealant 16 is encapsulated in the threaded hole, and the sealant completely covers the threads and each line sequence of the watertight cable 9 (ensures that the sealant is tightly attached to the watertight cable 9 after being screwed), and no bubbles exist in the sealant 16.
The inner ring of the H-shaped oil seal 14 of the mechanical seal assembly is connected with the second end of the rotating shaft 1, and the outer ring is contacted with the inner wall of the base 4; the inner ring of the VCW-type oil seal 11 is connected with the fourth end of the rotating shaft 1, and the outer ring is contacted with the inner wall of the base 4.
Here, preferably, the axes of the H-type oil seal 14, the VCW-type oil seal 11, the O-type ring 12, the bearing 13, the magnet 10, the magnetic encoding chip 5 and the rotating shaft 1 are positioned on the same straight line.
Here, preferably, the sealing lip of the H-type oil seal 14 is directed to the pressure side, and if leakage occurs, secondary protection is performed by the VCW-type oil seal 11; when the H-shaped oil seal 14 and the VCW-shaped oil seal 11 are installed, a small amount of low-temperature grease is smeared on the inner ring of the H-shaped oil seal 14 to form an oil film seal.
The following describes a primary assembly process flow and a primary detection process according to the present application with reference to the accompanying drawings:
as shown in fig. 1 to 6, the angle sensor for deepwater detection and the sealing structure thereof provided by the application are suitable for motion detection of marine survey equipment, and the one-time assembly process flow is described as follows:
firstly, cleaning all parts before assembly; the base 4 is put into a baking oven for baking at 120 ℃ for 10 minutes, anaerobic adhesive is smeared on one bearing position of the rotating shaft 1, and the bearing 13 is pressed into the rotating shaft 1; then, anaerobic adhesive is smeared on one bearing chamber of the base 4, and the rotating shaft 1 with the bearing 13 is pressed into the base 4 from the inner side; then, the other bearing position of the rotating shaft 1 and the other bearing chamber of the base 4 are coated with anaerobic adhesive, then the other bearing 13 is pressed into the base 4 from the other side, and the retainer ring 2 for the shaft is embedded into the shaft groove by using a clamping ring clamp; pressing the gasket 3 into the base 4;
secondly, a small amount of low-temperature grease is smeared at the second end and the fourth end of the rotating shaft 1, and the H-shaped oil seal 14 and the VCW-shaped oil seal 11 are respectively pressed into the second end and the fourth end of the rotating shaft 1 through special tools, so that the assembly is ensured to be free from inclination and the installation direction is normal; then, the fourth end of the rotating shaft 1 is smeared with anaerobic adhesive, and then the magnet 10 is arranged in the circular groove until the anaerobic adhesive is solidified;
the resolving plate 18 subjected to SMT processing is mounted on the base 4 through three uniformly distributed screws, each screw hole is coated with a thread compound, and each screw is matched with a small washer A-level light spring washer so as to improve stability;
then, stripping wires at two ends of the watertight cable 9, welding one end of the watertight cable with the tail end of the core insert of the deepwater sealing connector 8, and then vulcanizing 17 the tail part of the watertight cable and the connector; the other end passes through the waterproof joint 7, and the shielding layer of the cable is turned outwards and is contacted with a specific position inside the waterproof joint 7 to form an integral shielding; after the cable sequences passing through the waterproof connector 7 are respectively connected with the connector plugs, the connector plugs are inserted into the connector sockets of the resolving plate 18, and after the connector plugs and the connector sockets are inserted, the outside of the connector plugs and the connector sockets are covered with silicone rubber and solidified; the waterproof joint 7 is smeared with a thread compound when screwed into the housing 6, and the sealing compound 16 is encapsulated in the side of the screw cap to ensure that the waterproof joint is tightly attached to the watertight cable 9 after screwing; the waterproof joint 7 is screwed into the round hole on the inner thread side of the housing 6 to fill and seal the sealant 16, the sealant 16 completely covers the threads on the side and each line sequence of the cable, no bubbles are generated in the sealed sealant 16 after filling and sealing, and the sealing is cured;
finally, the O-shaped ring 12 is arranged in a groove in the middle of the outer wall of the base 4; after the sealant 16 is smeared on the sealant dispensing groove 15 at the middle position of the outer wall of the base 4, the housing 6 is assembled with the outer ring of the base 4 in an interference manner through a hydraulic press or other pressure equipment, so that the integral seal of the angle sensor is formed.
Thus, the one-time assembly process of the angle sensor is completed.
The assembled angle sensor is mounted on the equipment to be detected through a fixing device at one end of the base 4, namely through a threaded hole, and the one-time detection process is described as follows:
the first end of the rotating shaft 1 is flexibly connected with a shaft to be tested through an elastic coupling, the output end of the deepwater sealing connector 8 is connected into a control system, and then the angle sensor is electrified through a watertight cable 9 and a positive interface and a negative interface of the deepwater sealing connector 8; the motion information of the marine survey equipment is transmitted to the rotating shaft 1 through the elastic coupling, and the rotating shaft 1 rotates under the supporting action of the bearing 13 so as to drive the magnet 10 to rotate because the base 4 of the angle sensor is fixedly connected with the equipment to be detected; the direction of the magnetic field generated by the magnet 10 changes due to the rotation of the magnet, and the magnetic coding chip 5 senses the change of the direction of the magnetic field parallel to the surface of the chip and outputs two paths of sine and cosine analog voltage signals; the signals are amplified and filtered by an analog front-end circuit and then sent to an analog-to-digital converter, finally enter a digital signal processor to carry out compensation, calibration and angle solving operation, and corresponding absolute value digital angle data are output through a serial peripheral interface; and angle data is sent and received through the watertight cable 9 and other interfaces of the deepwater sealing connector 8.
Thus, one detection process of the angle sensor is completed.
The angle sensor provided by the application adopts a magneto-electric conversion principle to realize signal acquisition and output, and the high-precision signal acquisition is realized in a mode of combining a sealing piece and a glue filling process, so that the reliability of deep water sealing of the angle sensor is ensured, and the angle sensor is compact in structure and strong in environment adaptability.
The foregoing has outlined and described the basic principles, features, and advantages of the present application. It will be understood by those skilled in the art that the foregoing embodiments are not intended to limit the application, and the above embodiments and descriptions are meant to be illustrative only of the principles of the application, and that various modifications, equivalent substitutions, improvements, etc. may be made within the spirit and scope of the application without departing from the spirit and scope of the application.
Claims (10)
1. The angle sensor for deepwater detection and the sealing structure thereof are characterized by comprising a shaft rotating assembly, a signal acquisition and output assembly, a shell assembly and a mechanical sealing assembly; the shaft rotating assembly is connected with the shaft to be tested through an elastic coupling and is used for transmitting the motion information of the shaft to be tested; the signal acquisition and output assembly is used for acquiring the motion information transmitted by the shaft rotation assembly, calculating the angle information and sending out the angle information; the shaft rotating assembly comprises a rotating shaft, a magnet, a bearing and a shaft retainer ring; the signal acquisition and output assembly comprises a magnetic coding chip, a resolving board, a watertight cable and a deepwater sealing connector; the housing assembly includes a base and a cover; the mechanical seal assembly comprises an H-shaped oil seal, a VCW-shaped oil seal and a waterproof joint; the magnetic coding chip has a temperature compensation function;
the shaft rotating assembly is arranged in one end of the base, the signal acquisition and output assembly is arranged at the other end of the base, and the housing covers the other end of the base and is in interference fit with the base;
the first end of the rotating shaft penetrates out of the base and is flexibly connected with the shaft to be tested through the elastic coupling; the magnet is arranged in a circular groove at the fourth end of the rotating shaft; the bearing comprises two deep groove ball bearings which are transitionally assembled on a bearing position of a third end of the rotating shaft; the shaft retainer ring is sleeved on the rotating shaft and is attached to the bearing for bidirectional limiting of the rotating shaft;
one end of the base is provided with a fixing device for providing the angle sensor to be installed on the equipment to be detected; the other end of the housing is provided with a waterproof joint;
the resolving plate is fixedly arranged at the other end of the base; the magnetic encoder chip is arranged on one side of the resolving plate, which is close to the magnet, and a gap exists between the magnetic encoder chip and the magnet; one end of the watertight cable is inserted on the resolving board, penetrates through the inside of the waterproof joint, and the other end of the watertight cable is connected with the deepwater sealing connector; the deepwater sealing connector is used for providing an external electrical interface of the angle sensor;
the inner ring of the H-shaped oil seal is connected with the second end of the rotating shaft, and the outer ring is contacted with the inner wall of the base; the inner ring of the VCW-type oil seal is connected with the fourth end of the rotating shaft, and the outer ring is contacted with the inner wall of the base.
2. The angle sensor for deep water test and its sealing structure according to claim 1, wherein the housing assembly further comprises a washer sleeved on the rotating shaft for controlling an axial gap between the H-type oil seal and the bearing.
3. The angle sensor for deep water detection and the sealing structure thereof according to claim 2, wherein a dispensing groove and a groove are formed in the outer wall of one end of the base to realize sealing between the base and the housing, and an O-ring is installed in the groove.
4. The angle sensor for deep water inspection and the sealing structure thereof according to claim 3, wherein the axes of the H-type oil seal, the VCW-type oil seal, the O-ring, the bearing, the magnet, the magnetic encoding chip and the rotating shaft are positioned on the same straight line.
5. The angle sensor for deep water detection and the sealing structure thereof according to claim 4, wherein the inner rings of the H-type oil seal and the VCW-type oil seal are coated with low-temperature grease to form an oil film seal when the H-type oil seal and the VCW-type oil seal are installed.
6. The angle sensor for deep water test and its sealing structure according to claim 5, wherein the H-shaped oil seal lip is directed to the pressure side.
7. The angle sensor for deep water inspection and the sealing structure thereof according to claim 6, wherein the cover shell is connected with the waterproof joint through threads, the sealing glue is filled in the threaded hole, and the sealing glue completely covers each line sequence of the threads and the watertight cable.
8. The angle sensor for deep water inspection and the sealing structure thereof according to claim 7, wherein the watertight cable is vulcanized with the deep water sealing connector at one end connected with the deep water sealing connector.
9. The angle sensor for deep water test and its sealing structure according to claim 8, wherein the watertight cable is connected to the watertight connector after one end of the shielding layer is turned out.
10. The angle sensor for deep water detection and its sealing structure according to claim 1, wherein the rotation shaft is made of a non-magnetic titanium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310825671.0A CN116929417A (en) | 2023-07-07 | 2023-07-07 | Angle sensor for deep water detection and sealing structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310825671.0A CN116929417A (en) | 2023-07-07 | 2023-07-07 | Angle sensor for deep water detection and sealing structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116929417A true CN116929417A (en) | 2023-10-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310825671.0A Pending CN116929417A (en) | 2023-07-07 | 2023-07-07 | Angle sensor for deep water detection and sealing structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116929417A (en) |
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2023
- 2023-07-07 CN CN202310825671.0A patent/CN116929417A/en active Pending
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