Water-pressure-resistant angle detection sensor
By using a combination of carbon fiber material and boost pressure relief components, the problem of difficulty in waterproofing of angle sensors in deep water environments is solved, and the pressure resistance and sealing are achieved, which enhances the practicality and service life of the sensor.
Patent Information
- Application Number
- CN202421189519.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-27
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-05-27
AI Technical Summary
The existing angle sensors are difficult to prevent water due to the water pressure in deep water environments, and cannot adapt to deep water working environments, and are poor in practicality.
A water pressure-resistant angle detection sensor is designed, using a protective shell and cover plate made of carbon fiber material, and the pressure is adjusted in the underwater chamber through the bonding and boosting and pressure relief components of 0111-T360 special glue to ensure the seal of the sensor. and stress resistance.
Improves the service life and practicality of the angle sensor in deep water environments, and the carbon fiber material provides high strength and water resistance. The boost and pressure relief components balance chamber pressure and prevent water from infiltration.
Smart Images
Figure CN222336341U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of angle sensor attachment devices, in particular to a water pressure resistant angle detection sensor. Background Art
[0002] As we all know, most of the angle sensors currently used are rotary encoders and precision potentiometers. These sensors have rotating shafts and are very difficult to waterproof. Even if they can achieve a higher level of protection after treatment, they will still seep water when working in deep water (more than 100 meters underwater) due to the water pressure, so they cannot adapt to the deep water working environment and have poor practicality. Utility Model Content
[0003] In order to solve the above technical problems, the utility model provides a protective shell that can withstand strong water pressure and has good sealing performance, and can adjust the pressure in the chamber to protect the angle sensor, thereby enhancing the practicality of the water pressure resistant angle detection sensor.
[0004] The utility model discloses a water pressure resistant angle detection sensor, including an angle detection sensor, a protective shell and a cover plate. A chamber is arranged inside the protective shell, a supporting platform is arranged on the bottom inner wall of the chamber, the bottom end of the angle detection sensor is tightly attached to the supporting platform, a mounting groove is arranged on the top end of the protective shell, the mounting groove and the cover plate are bonded by 0111-T360 special glue, a card-mounting groove is arranged on the bottom end of the cover plate, the card-mounting groove and the angle detection sensor are card-mounted together, the output end bearing seal of the angle detection sensor passes through the top end of the cover plate, a boosting component is arranged on the bottom of the chamber, and a pressure relief component is arranged on the right end of the protective shell.
[0005] Preferably, sealing gaskets are respectively provided in the card-mounting groove and at the bottom end of the cover plate.
[0006] Preferably, the boosting component includes a control main board, a pressure detection gauge and an oxygen tank. The bottom end of the chamber is connected to the control main board and the pressure detection gauge, the bottom end of the supporting platform is connected to the oxygen tank, and an electromagnetic valve is provided on the oxygen tank. The electromagnetic valve and the pressure detection board are respectively connected to the control main board through wires.
[0007] Preferably, the pressure relief assembly includes a pressure relief pipe and a sliding rod, a pressure relief hole is provided at the right end of the protective shell, the pressure relief hole is connected to the pressure relief pipe sleeve, the inner wall of the pressure relief pipe is provided with a tube cavity, the top and bottom ends of the pressure relief pipe are respectively provided with through holes, the two groups of through holes are respectively connected to the tube cavity, two groups of through air holes are respectively provided at the left end of the pressure relief pipe, the left and right ends of the sliding rod are respectively connected to the tube cavity, a blocking block of the sliding sleeve is provided on the sliding rod, a spring is provided on the outer wall of the sliding rod, and four groups of pressure relief grooves are provided on the outer wall of the tube cavity.
[0008] Preferably, a sealing ring is provided on the outer wall of the block.
[0009] Preferably, two groups of steel wire mesh rings are arranged on the inner wall of the chamber.
[0010] Preferably, protective cotton is provided on the inner walls of the two groups of steel wire mesh rings.
[0011] Preferably, the protective shell and the cover plate are made of carbon fiber.
[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: when the water pressure resistant angle detection sensor is used underwater, the protective shell and cover plate made of carbon fiber material will protect the internal angle detection sensor and resist part of the water pressure, and the 0111-T360 special glue bonding the mounting groove and the cover plate has good waterproofness and pressure resistance, and when the angle detection sensor is used underwater, the boosting component and the pressure relief component will balance the pressure in the underwater chamber, thereby protecting the angle sensor and enhancing practicality. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the connection structure of the utility model;
[0014] Figure 2 This is a schematic diagram of the connection structure between the chamber and the control mainboard of the utility model;
[0015] Figure 3 It is a schematic diagram of the steel wire mesh structure of the utility model;
[0016] Figure 4 It is a schematic diagram of the enlarged structure of the A part of the utility model;
[0017] Markings in the attached drawing: 1. Angle detection sensor; 2. Protective shell; 3. Chamber; 4. Support bracket; 5. Cover plate; 6. Sealing gasket; 7. Control main board; 8. Pressure detection gauge; 9. Oxygen tank; 10. Solenoid valve; 11. Pressure relief pipe; 12. Sliding rod; 13. Block; 14. Spring; 15. Sealing ring; 16. Wire mesh ring; 17. Protective cotton. DETAILED DESCRIPTION
[0018] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
[0019] like Figures 1 to 4As shown, the water pressure resistant angle detection sensor of the utility model includes an angle detection sensor 1, a protective shell 2 and a cover plate 5. The interior of the protective shell 2 is provided with a chamber 3, and a support bracket 4 is provided on the bottom inner wall of the chamber 3. The bottom end of the angle detection sensor 1 is tightly attached to the support bracket 4. The top of the protective shell 2 is provided with a mounting groove, and the mounting groove and the cover plate 5 are bonded by 0111-T360 special glue. The bottom end of the cover plate 5 is provided with a card-mounting groove, and the card-mounting groove and the angle detection sensor 1 are card-mounted together. The output end bearing seal of the angle detection sensor 1 passes through the top of the cover plate 5. A boosting component is provided at the bottom of the chamber 3, and a pressure relief component is provided at the right end of the protective shell 2; when the water pressure resistant angle detection sensor is used underwater, the protective shell and the cover plate made of carbon fiber material will protect the internal angle detection sensor and resist part of the water pressure, and the 0111-T360 special glue bonding the mounting groove and the cover plate has good waterproofness and pressure resistance, and when the angle detection sensor is used underwater, the boosting component and the pressure relief component will balance the pressure in the underwater chamber, so as to protect the angle sensor and enhance practicality.
[0020] As a preferred embodiment of the above embodiment, a sealing gasket 6 is provided in the mounting groove and at the bottom end of the cover plate 5 respectively; two sets of sealing gaskets can be used to enhance the sealing between the cover plate and the mounting groove and between the cover plate and the angle detection sensor, thereby enhancing practicality.
[0021] As a preferred embodiment of the above embodiment, the boosting component includes a control main board 7, a pressure detection gauge 8 and an oxygen tank 9. The bottom end of the chamber 3 is connected to the control main board 7 and the pressure detection gauge 8, the bottom end of the supporting platform 4 is connected to the oxygen tank 9, and a solenoid valve 10 is provided on the oxygen tank 9. The solenoid valve 10 and the pressure detection plate are respectively connected to the control main board 7 through wires; as the dive goes deeper into the water, the upper device will operate the solenoid valve through the control main board, and then the oxygen tank will inject oxygen into the chamber for pressurization, and then when the dive stops, the control main board will stop the operation of the solenoid valve to balance the pressure between the chamber and the water, thereby enhancing practicality.
[0022] As a preferred embodiment of the above embodiment, the pressure relief assembly includes a pressure relief pipe 11 and a slide rod 12. A pressure relief hole is provided at the right end of the protective shell 2, and the pressure relief hole is connected to the pressure relief pipe 11 in a sleeve. A lumen is provided on the inner wall of the pressure relief pipe 11, and through holes are provided at the top and bottom ends of the pressure relief pipe 11, respectively. The two groups of through holes are connected to the lumen, respectively. Two groups of through holes are provided at the left end of the pressure relief pipe 11. The left and right ends of the slide rod 12 are respectively connected to the lumen. A sliding block 13 is provided on the slide rod 12, a spring 14 is provided on the outer wall of the slide rod 12, and four groups of pressure relief grooves are provided on the outer wall of the lumen. When the air pressure inside the chamber is different from the air pressure outside the protective shell, when the air pressure on the inner wall is too high, the air pressure will push the block outward, and the spring will provide a certain resistance to the block, and then the pressure in the chamber will be relieved through the four groups of pressure relief grooves, and then the spring will drive the block to rebound, thereby preventing water from entering the chamber, thereby enhancing practicality.
[0023] As a preferred embodiment of the above embodiment, a sealing ring 15 is provided on the outer wall of the blocking block 13; the sealing ring can improve the sealing performance between the blocking block and the lumen, thereby enhancing the practicality.
[0024] As a preferred embodiment of the above embodiment, two groups of steel wire mesh frames 16 are arranged on the inner wall of the chamber 3; the two groups of steel wire mesh frames can improve the stability and support strength of the inner wall of the protective shell, thereby enhancing practicality.
[0025] As a preferred embodiment of the above embodiment, protective cotton 17 is provided on the inner walls of the two groups of steel wire mesh frames 16; the two groups of protective cotton are used to protect the angle detection sensor, thereby enhancing practicality.
[0026] As a preferred embodiment of the above embodiment, the protective shell 2 and the cover plate 5 are made of carbon fiber material; the carbon fiber material has high strength and high rigidity in deep water, is lightweight, corrosion-resistant and has low water absorption, thereby enhancing practicality.
[0027] The working principle of the water pressure resistant angle detection sensor of the utility model is as follows: when it is working, when the water pressure resistant angle detection sensor is used underwater, the protective shell and cover plate made of carbon fiber material will protect the internal angle detection sensor and resist a part of the water pressure, and the 0111-T360 special glue adhering the installation groove and the cover plate has good waterproofness and pressure resistance, and when the angle detection sensor is used underwater, as it gradually goes deeper underwater, the upper device will operate the solenoid valve through the control mainboard, and then the oxygen tank will inject oxygen into the chamber for pressurization, and then the mainboard will be controlled to stop the operation of the solenoid valve when the dive stops, and then when the pressure in the chamber is higher than that in water, the air pressure will push the block outward, and the spring will provide a certain resistance to the block, and then the pressure in the chamber will be relieved through four sets of pressure relief grooves, and then the spring will drive the block to rebound, so as to prevent water from entering the chamber, thereby improving the service life of the angle detection sensor.
[0028] The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
[0029] The “first”, “second” and “third” mentioned in the present invention do not represent specific quantities and orders, but are merely used to distinguish names.
[0030] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.
Claims
1. A water pressure resistant angle detection sensor, comprising an angle detection sensor (1); characterized in that: The invention also comprises a protective shell (2) and a cover plate (5), wherein a chamber (3) is arranged inside the protective shell (2), a support bracket (4) is arranged on the inner wall of the bottom of the chamber (3), the bottom end of the angle detection sensor (1) is in close contact with the support bracket (4), a mounting groove is arranged at the top end of the protective shell (2), the mounting groove and the cover plate (5) are bonded by 0111-T360 special glue, a card-mounting groove is arranged at the bottom end of the cover plate (5), the card-mounting groove and the angle detection sensor (1) are card-mounted together, the output end bearing seal of the angle detection sensor (1) passes through the top end of the cover plate (5), a boosting component is arranged at the bottom of the chamber (3), and a pressure relief component is arranged at the right end of the protective shell (2).
2. The water pressure resistant angle detection sensor according to claim 1, characterized in that: Sealing pads (6) are respectively arranged in the card-mounting groove and at the bottom end of the cover plate (5).
3. The water pressure resistant angle detection sensor according to claim 2, characterized in that: The booster assembly comprises a control mainboard (7), a pressure detection gauge (8) and an oxygen tank (9); the bottom end of the chamber (3) is connected to the control mainboard (7) and the pressure detection gauge (8); the bottom end of the support platform (4) is connected to the oxygen tank (9); an electromagnetic valve (10) is arranged on the oxygen tank (9); and the electromagnetic valve (10) and the pressure detection board are respectively connected to the control mainboard (7) through electric wires.
4. The water pressure resistant angle detection sensor according to claim 3, characterized in that: The pressure relief component comprises a pressure relief pipe (11) and a slide bar (12); a pressure relief hole is arranged at the right end of the protective shell (2); the pressure relief hole is connected to the pressure relief pipe (11); a tube cavity is arranged on the inner wall of the pressure relief pipe (11); through holes are arranged at the top and bottom ends of the pressure relief pipe (11); the two groups of through holes are connected to the tube cavity respectively; two groups of through holes are arranged at the left end of the pressure relief pipe (11); the left end and the right end of the slide bar (12) are connected to the tube cavity respectively; a blocking block (13) of a sliding sleeve is arranged on the slide bar (12); a spring (14) is arranged on the outer wall of the slide bar (12); and four groups of pressure relief grooves are arranged on the outer wall of the tube cavity.
5. The water pressure resistant angle detection sensor according to claim 4, characterized in that: A sealing ring (15) is provided on the outer wall of the blocking block (13).
6. The water pressure resistant angle detection sensor according to claim 5, characterized in that: Two groups of steel wire mesh frames (16) are arranged on the inner wall of the chamber (3).
7. The water pressure resistant angle detection sensor according to claim 6, characterized in that: Protective cotton (17) is arranged on the inner walls of the two groups of steel wire mesh frames (16).
8. The water pressure resistant angle detection sensor according to claim 7, characterized in that: The protective shell (2) and the cover plate (5) are made of carbon fiber material.