Hydrostatic pressure oil quantity sensor

Abstract

The utility model relates to the field of oil quantity monitoring, in particular to a hydrostatic pressure oil quantity sensor, which comprises a sensor main body, a rotating table, a moving plate, a mounting component and a wiring component, the mounting component comprises a mounting bracket, a rotating joint is fixedly connected to the upper end part of the mounting bracket, and a rotating button is rotatably connected to the outer side of the rotating joint; according to the utility model, the sensor main body, the first connecting hose and the second connecting hose are mounted through the mounting bracket and the movable plate, so that the oil quantity can be conveniently measured, and the problem that in the oil quantity monitoring process, the oil quantity cannot be accurately measured is solved. The problems that most existing hydrostatic pressure oil quantity sensors are provided with separated gas connecting hoses, and when the sensors and connecting pipelines are installed, the unmanned aerial vehicle needs to be modified much, so that the use efficiency of the hydrostatic pressure oil quantity sensors is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the field of oil quantity monitoring, in particular to a liquid static pressure oil quantity sensor. Background Art

[0002] Now that drone technology has gradually matured, drones have become the first choice for long-term, long-distance and wide-range detection devices. In order to improve the requirements of both load capacity and endurance, liquid fuel drones such as gasoline have become the first choice. When using drones, it is necessary to consider the round-trip distance, which takes a long time. Therefore, it is necessary to pay attention to safety during the entire process, and the oil level needs to be continuously monitored for a long time to facilitate the judgment of the oil level status. In order to improve the efficiency and safety of drone use, a liquid static pressure oil level sensor is needed to detect the oil level, which is convenient for users to plan subsequent flight routes.

[0003] Therefore, most of the existing liquid static pressure oil level sensors are equipped with a separate gas connecting hose. When installing the sensor and connecting the pipeline, a relatively stable supporting structure and pipeline restraint device are required, which requires more modifications to the drone, increases the drone's own load capacity, and has certain requirements for the installation environment, resulting in a decrease in the utilization efficiency of the liquid static pressure oil level sensor.

[0004] Therefore, since most of the existing liquid static pressure oil quantity sensors mentioned above are equipped with separate gas connecting hoses, and it takes a lot of time to install and fix the sensor and recover the hose, a liquid static pressure oil quantity sensor can be designed to facilitate the installation of the sensor and the gas connecting pipe, and to facilitate positioning and recovery. Utility Model Content

[0005] In order to overcome the problem in the process of oil level monitoring, most of the existing liquid static pressure oil level sensors are equipped with separate gas connecting hoses. When installing the sensors and connecting pipes, more modifications need to be made to the drone, resulting in a decrease in the utilization efficiency of the liquid static pressure oil level sensor.

[0006] The technical scheme of the utility model is as follows: a liquid static pressure oil quantity sensor comprises a sensor body, a rotating table, a movable plate, a mounting assembly, and a wiring assembly, wherein the mounting assembly comprises a mounting bracket, the upper end portion of the mounting bracket is fixedly connected with a rotating joint, the outer side of the rotating joint is rotatably connected with a rotating knob, a threaded groove is provided on the inner side of the rotating knob, both side ends of the mounting bracket are fixedly connected with supporting wire plates, the front end portion of the supporting wire plate is provided with a covering plate, the upper and lower ends of the supporting wire plate and the covering plate are fixedly connected with connecting fixing plates, a wiring seat is installed between the supporting wire plate and the covering plate, and a wiring tube is provided at one side end of the wiring seat.

[0007] Preferably, the oil amount is detected and information is sent out by setting a sensor body, a rotating table, and a movable plate; the sensor body is installed and fixed by setting an installation component, and external lines are connected to improve the stability of the installation; and the gas-liquid detection pipeline is connected by setting a wiring component to sense the pressure, so that the sensor body can judge the oil amount conveniently.

[0008] Preferably, a sensor body is arranged between the two supporting line plates, an air pressure balance nozzle is installed at the lower end of the sensor body, an air nozzle is arranged at one side end of the air pressure balance nozzle, terminal boards are arranged at both side ends of the sensor body, a calibration button is arranged at the upper end of the sensor body, and a power supply port is arranged on a baffle on one side of the calibration button.

[0009] Preferably, a support pad is provided at the front end of the mounting bracket, and the upper and lower ends of the rear end of the mounting bracket are rotatably connected to the first rotating rod via a rotating shaft, and the first rotating rod is rotatably connected to a rotating table via a rotating shaft, and the rear end of the rotating table is fixedly connected to the first mounting plate.

[0010] Preferably, a movable plate is provided at the lower end of the mounting assembly, a rotating support is installed at the upper end of the movable plate, the upper end of the rotating support is rotatably connected to a rotating buckle via a rotating shaft, a fixing screw is fixed to the rear end of the movable plate, the fixing screw and the rotating button are arranged to be clearance fit, and a wiring assembly is installed on the movable plate.

[0011] Preferably, the wiring assembly includes a first connecting hose, which is installed on the outside of the air pressure balancing nozzle, and a fixed joint is installed on the upper end of the first connecting hose, and the front and rear ends of the fixed joint are rotatably connected to the second rotating rod through a rotating shaft.

[0012] Preferably, the lower end of the second rotating rod is rotatably connected to the second mounting plate via a rotating shaft, and a first protective plate is installed on one side end of the first connecting hose.

[0013] Preferably, a second connecting hose is installed on the outside of the air nozzle, a fixing buckle is installed on the lower end of the second connecting hose, a fixing rod is fixedly connected to the inner side of the fixing buckle, a supporting spring is arranged on the outside of the fixing rod, and a second protective plate is installed on the lower end of the fixing buckle.

[0014] Preferably, a third rotating rod is provided on the outer side of the fixing buckle, the upper end of the third rotating rod is rotatably connected to a slider via a rotating shaft, the slider and the fixing rod are arranged to be slidingly connected, the lower end of the third rotating rod is rotatably connected to a support platform via a rotating shaft, and the outer side of the support platform is rotatably connected to a rotating wheel via a rotating shaft.

[0015] Beneficial effects of the utility model:

[0016] 1. The sensor body, the first connecting hose and the second connecting hose are installed by setting a mounting bracket and a movable plate to facilitate the measurement of the oil quantity. This solves the problem that in the process of oil quantity monitoring, most of the existing liquid static pressure oil quantity sensors are provided with a separate gas connecting hose. When installing the sensor and the connecting pipe, more modifications need to be made to the drone, resulting in a decrease in the use efficiency of the liquid static pressure oil quantity sensor, thereby improving the use effect of the entire liquid static pressure oil quantity sensor. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The diagram shows the structure of the liquid static pressure oil quantity sensor of the utility model;

[0018] Figure 2 The schematic diagram of the main structure of the liquid static oil level sensor of the utility model is shown;

[0019] Figure 3 The diagram shows the structure of the installation assembly of the liquid static oil quantity sensor of the utility model;

[0020] Figure 4 The diagram shows the structure of the wiring assembly of the liquid static oil quantity sensor of the utility model;

[0021] Figure 5 What is shown is a partial cross-sectional structural schematic diagram of the liquid static pressure oil quantity sensor wiring assembly of the present utility model.

[0022] Explanation of reference numerals: 1. sensor body; 2. air pressure balance nozzle; 3. air nozzle; 4. terminal block; 5. calibration button; 6. power supply port; 8. support pad; 9. first rotating rod; 10. rotating table; 11. first mounting plate; 12. moving plate; 13. rotating support; 14. rotating buckle; 15. fixing screw; 701. mounting bracket; 702. rotating joint; 703. rotating button; 704. supporting wire plate; 705. covering plate; 706. connecting fixing plate ; 707, terminal block; 708, terminal tube; 1601, first connecting hose; 1602, fixed joint; 1603, second rotating rod; 1604, second mounting plate; 1605, first protective plate; 1606, second connecting hose; 1607, fixing buckle; 1608, fixing rod; 1609, supporting spring; 1610, second protective plate; 1611, third rotating rod; 1612, slider; 1613, supporting platform; 1614, rotating wheel. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0024] See also Figure 1-Figure 5The utility model provides an embodiment: a liquid static pressure oil quantity sensor, comprising a sensor body 1, a rotating table 10, a moving plate 12, a mounting assembly, and a wiring assembly. The mounting assembly comprises a mounting bracket 701, a rotating joint 702 is fixedly connected to the upper end of the mounting bracket 701, a rotating knob 703 is rotatably connected to the outer side of the rotating joint 702, a threaded groove is provided on the inner side of the rotating knob 703, both ends of the mounting bracket 701 are fixedly connected to a supporting wire plate 704, and a covering plate 70 is provided at the front end of the supporting wire plate 704. 5. The upper and lower ends of the support wire plate 704 and the cover plate 705 are fixedly connected with a connecting fixing plate 706. A terminal block 707 is installed between the support wire plate 704 and the cover plate 705. A terminal tube 708 is provided at one end of the terminal block 707. The terminal block 4 is connected through the terminal block 707, and the external line is connected through the terminal tube 708. The sensor body 1 is fixedly installed through the support wire plate 704, the cover plate 705 and the bolts, and the rotating button 703 is rotated by the rotating joint 702 to drive the moving plate 12 to move.

[0025] See also Figure 4-Figure 5In this embodiment, the wiring assembly includes a first connecting hose 1601, which is installed on the outside of the air pressure balancing nozzle 2, a fixed joint 1602 is installed on the upper end of the first connecting hose 1601, and the front and rear ends of the fixed joint 1602 are both rotatably connected to the second rotating rod 1603 through a rotating shaft, and the lower end of the second rotating rod 1603 is rotatably connected to the second mounting plate 1604 through a rotating shaft, and a first protective plate 1605 is installed on one end of the first connecting hose 1601, and a second connecting hose 1606 is installed on the outside of the air nozzle 3, and a fixing buckle 1607 is installed on the lower end of the second connecting hose 1606, and a fixing rod 1608 is fixedly connected to the inner side of the fixing buckle 1607, and a supporting spring 1609 is arranged on the outer side of the fixing rod 1608, and a second protective plate 1610 is installed on the lower end of the fixing buckle 1607, and a third rotating rod 1611 is arranged on the outer side of the fixing buckle 1607, and the upper end of the third rotating rod 1611 The third rotating rod 1611 is rotatably connected to a slider 1612 through a rotating shaft, and the slider 1612 and the fixed rod 1608 are set to be slidably connected. The lower end of the third rotating rod 1611 is rotatably connected to a support platform 1613 through a rotating shaft, and the outer side of the support platform 1613 is rotatably connected to a rotating wheel 1614 through a rotating shaft. The air pressure balancing nozzle 2 and the outside are connected through the first connecting hose 1601, and the angle between the second mounting plate 1604 and the fixed joint 1602 is adjusted through the second rotating rod 1603 to install and position the first protective plate 1605, which is convenient for detecting the balanced air pressure, and the air nozzle 3 and the oil tank are connected through the second connecting hose 1606. The second protective plate 1610 is driven to sink to the bottom through the fixing buckle 1607, the support platform 1613 and the rotating wheel 1614, and the positions of the support platform 1613 and the rotating wheel 1614 are adjusted in cooperation with the slider 1612 and the third rotating rod 1611 through the fixed rod 1608 and the support spring 1609 to prevent the second protective plate 1610 from being blocked.

[0026] See also Figure 1-Figure 4In this embodiment, a sensor body 1 is arranged between the two supporting line plates 704, a gas pressure balancing nozzle 2 is installed at the lower end of the sensor body 1, a gas nozzle 3 is arranged at one side end of the gas pressure balancing nozzle 2, wiring boards 4 are arranged at both side ends of the sensor body 1, a calibration button 5 is arranged at the upper end of the sensor body 1, a power supply port 6 is arranged at one side baffle of the calibration button 5, a support pad 8 is arranged at the front end of the mounting bracket 701, the upper and lower ends of the rear end of the mounting bracket 701 are rotatably connected to a first rotating rod 9 through a rotating shaft, a rotating table 10 is rotatably connected to the first rotating rod 9 through a rotating shaft, a first mounting plate 11 is fixedly connected to the rear end of the rotating table 10, a movable plate 12 is arranged at the lower end of the mounting assembly, and a movable plate 12 is arranged at the upper end of the movable plate 12 A rotating support 13 is provided, and the upper end of the rotating support 13 is rotatably connected to a rotating buckle 14 through a rotating shaft. A fixed screw 15 is fixed to the rear end of the movable plate 12, and the fixed screw 15 and the rotating button 703 are set to be clearance-matched. A wiring assembly is installed on the movable plate 12, and the balancing air pressure is calibrated through the air pressure balancing nozzle 2 and the air nozzle 3 and the calibration button 5, and the line is connected through the wiring board 4 to transmit data, and the first mounting plate 11 is moved through the first rotating rod 9 in cooperation with the rotating table 10 to fix the mounting assembly, and the movable plate 12 is driven to move by the fixed screw 15 to drive the wiring assembly to move, and the rotating buckle 14 is used to cooperate with the air pressure balancing nozzle 2 and the air nozzle 3 to fix the first connecting hose 1601 and the second connecting hose 1606.

[0027] During installation, first, the wiring board 4 is connected through the wiring seat 707, and the drone line is connected through the wiring tube 708 to facilitate power supply and information transmission. Then, the sensor body 1 is fixedly installed through the support wire plate 704, the cover plate 705 and the bolts. Then, the fixing screw 15 and the moving plate 12 are driven to move by the rotating button 703, so as to drive the wiring assembly to move, and the first connecting hose 1601 and the second connecting hose 1606 are fixed by the rotating buckle 14 in conjunction with the air pressure balance nozzle 2 and the air nozzle 3. Finally, the first mounting plate 11 is moved by the first rotating rod 9 in conjunction with the rotating table 10, so as to facilitate the first mounting plate 11 to be installed on the shell of the drone, thereby fixing the mounting bracket 701;

[0028] When in use, when balancing the air pressure, the angle between the second mounting plate 1604 and the fixed joint 1602 is adjusted by the second rotating rod 1603 to install the first protective plate 1605 on the drone, so as to facilitate the connection of the air pressure balancing nozzle 2 and the outside through the first connecting hose 1601, so as to facilitate the detection of the balanced air pressure to obtain the real pressure difference of the liquid level to be measured. When detecting the oil volume, the air nozzle 3 and the drone oil tank are connected through the second connecting hose 1606, and the second protective plate 1610 is driven to sink to the bottom of the drone mailbox through the fixing buckle 1607, the support platform 1613 and the rotating wheel 1614, and can be lowered. The influence of vibration during the operation of the low drone on the position of the second connecting hose 1606 is reduced, the possibility of oil pressure monitoring deviation is reduced, and the positions of the support platform 1613 and the rotating wheel 1614 are adjusted by the fixed rod 1608 and the support spring 1609 in conjunction with the slider 1612 and the third rotating rod 1611 to prevent the second protective plate 1610 from being blocked. Finally, the calibration button 5 is used to calibrate the balance air pressure, and the line is connected through the terminal board 4 to transmit data, so as to detect the oil pressure through the sensor body 1, and transmit information to the user through the drone line, so as to facilitate real-time monitoring of the oil level.

[0029] Through the above steps, the sensor body 1, the rotating table 10, and the moving plate 12 are set to detect the oil level and send information; the sensor body 1 is installed and fixed by setting the mounting bracket 701, the covering plate 705 and the terminal block 707, and the external line is connected to improve the stability of the installation; the gas-liquid detection pipeline is connected by setting the first connecting hose 1601, the second connecting hose 1606 and the supporting platform 1613 to sense the pressure, so that the sensor body 1 can judge the oil level, so as to solve the problem in the process of oil level monitoring that most of the existing liquid static pressure oil level sensors are provided with a separate gas connecting hose. When installing the sensor and the connecting pipeline, more modifications need to be made to the drone, resulting in a decrease in the use efficiency of the liquid static pressure oil level sensor, thereby improving the use effect of the entire liquid static pressure oil level sensor.

Claims

1. A liquid static pressure oil level sensor, comprising a sensor body (1), a rotating table (10), and a moving plate (12), characterized in that: The invention also comprises a mounting assembly and a wiring assembly. The mounting assembly comprises a mounting bracket (701). A rotating joint (702) is fixedly connected to the upper end of the mounting bracket (701). A rotating button (703) is rotatably connected to the outer side of the rotating joint (702). A threaded groove is provided on the inner side of the rotating button (703). Support wire plates (704) are fixedly connected to both side ends of the mounting bracket (701). A covering plate (705) is provided at the front end of the supporting wire plate (704). A connecting fixing plate (706) is fixedly connected to the upper and lower ends of the supporting wire plate (704) and the covering plate (705). A wiring seat (707) is installed between the supporting wire plate (704) and the covering plate (705). A wiring tube (708) is provided at one side end of the wiring seat (707).

2. The liquid static pressure oil level sensor according to claim 1, characterized in that: A sensor body (1) is arranged between the two support wire plates (704); a gas pressure balancing nozzle (2) is installed at the lower end of the sensor body (1); a gas nozzle (3) is arranged at one side end of the gas pressure balancing nozzle (2); wiring boards (4) are arranged at both side ends of the sensor body (1); a calibration button (5) is arranged at the upper end of the sensor body (1); and a power supply port (6) is arranged on a baffle plate on one side of the calibration button (5).

3. The liquid static pressure oil level sensor according to claim 2, characterized in that: A support pad (8) is provided at the front end of the mounting bracket (701); the upper and lower ends of the rear end of the mounting bracket (701) are rotatably connected to a first rotating rod (9) via a rotating shaft; a rotating platform (10) is rotatably connected to the first rotating rod (9) via a rotating shaft; and the rear end of the rotating platform (10) is fixedly connected to a first mounting plate (11).

4. The liquid static pressure oil level sensor according to claim 1, characterized in that: A movable plate (12) is arranged at the lower end of the mounting assembly, a rotating support (13) is mounted at the upper end of the movable plate (12), the upper end of the rotating support (13) is rotatably connected to a rotating buckle (14) via a rotating shaft, a fixing screw (15) is fixedly connected to the rear end of the movable plate (12), the fixing screw (15) and the rotating button (703) are arranged to be clearance-matched, and a wiring assembly is mounted on the movable plate (12).

5. The liquid static pressure oil level sensor according to claim 4, characterized in that: The wiring assembly comprises a first connecting hose (1601), the first connecting hose (1601) being installed on the outside of the air pressure balancing nozzle (2), a fixed joint (1602) being installed on the upper end of the first connecting hose (1601), and the front and rear ends of the fixed joint (1602) being rotatably connected to a second rotating rod (1603) via a rotating shaft.

6. The liquid static pressure oil level sensor according to claim 5, characterized in that: The lower end of the second rotating rod (1603) is rotatably connected to the second mounting plate (1604) via a rotating shaft, and a first protective plate (1605) is mounted on one end of the first connecting hose (1601).

7. The liquid static pressure oil level sensor according to claim 2, characterized in that: A second connecting hose (1606) is installed on the outer side of the air nozzle (3); a fixing buckle (1607) is installed on the lower end of the second connecting hose (1606); a fixing rod (1608) is fixedly connected to the inner side of the fixing buckle (1607); a supporting spring (1609) is provided on the outer side of the fixing rod (1608); and a second protective plate (1610) is installed on the lower end of the fixing buckle (1607).

8. The liquid static pressure oil level sensor according to claim 7, characterized in that: A third rotating rod (1611) is arranged on the outer side of the fixing buckle (1607); the upper end of the third rotating rod (1611) is rotatably connected to a slider (1612) via a rotating shaft; the slider (1612) and the fixing rod (1608) are arranged to be slidably connected; the lower end of the third rotating rod (1611) is rotatably connected to a support platform (1613) via a rotating shaft; and the outer side of the support platform (1613) is rotatably connected to a rotating wheel (1614) via a rotating shaft.

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