CN117782428A - Marine pressure sensor precision detection device - Google Patents
Marine pressure sensor precision detection device Download PDFInfo
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- CN117782428A CN117782428A CN202311660600.6A CN202311660600A CN117782428A CN 117782428 A CN117782428 A CN 117782428A CN 202311660600 A CN202311660600 A CN 202311660600A CN 117782428 A CN117782428 A CN 117782428A
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- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 238000012360 testing method Methods 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- 238000012795 verification Methods 0.000 description 1
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Abstract
The invention relates to the field of sensor precision detection, in particular to a marine pressure sensor precision detection device. The method aims to improve the field fault handling and maintenance efficiency, thereby saving the cost and promoting the normal use and maintenance of equipment. The device comprises: a mechanical pressure gauge; the voltage-adjustable voltage source circuit consists of a voltage-adjustable power supply, an ammeter, a power switch, a pressure sensor plug binding post and a wire, and the components are connected in series; the manual air pressure source device comprises a piston type air pump body, and two communicated output ports are arranged on the piston type air pump body. The first output port is connected with the pressure sensor plug binding post and the pressure sensor to be measured, and the second output port is connected with the mechanical pressure gauge. The piston rod is installed on the first cylinder of the gas pump body, and the other end is connected with the lever for realizing the pressure boost through driving the piston rod. The design ensures that the device is accurate and efficient, is convenient to carry and operate, and is beneficial to the rapid calibration and maintenance of the marine pressure sensor.
Description
Technical Field
The invention relates to the field of sensor precision detection, in particular to a marine pressure sensor precision detection device.
Background
Marine pressure sensors are a key device for measuring the pressure of gas and liquid in a ship's hull piping in real time and converting these pressure values into output electrical signals. The function of such a sensor is critical, not only to provide accurate pressure readings, but also to allow an operator to monitor and process the pressure conditions of the hull piping. However, due to impacts and vibrations on the ship, the pressure sensor may experience a decrease in accuracy or zero drift, affecting its proper functioning. To ensure the stability and reliability of the pressure sensor, it is necessary to perform accuracy calibration periodically.
In current practice, calibration of the accuracy of the marine pressure sensor typically requires disassembly and delivery to a professional. This process is time consuming, increases maintenance costs, and affects the quick repair and effectiveness of the equipment. This practice is detrimental to improving the maintenance and repair efficiency of the equipment and poses challenges to the normal operation of the vessel.
Disclosure of Invention
First, the technical problem to be solved
The invention mainly aims at the problems and provides a marine pressure sensor precision detection device, which aims to solve the problems of inaccurate precision or zero drift of a marine pressure sensor, realize precision detection and calibration of the sensor in a real ship environment and improve equipment maintainability and timeliness.
(II) technical scheme
In order to achieve the above object, the present invention provides a marine pressure sensor accuracy detecting device, comprising:
a mechanical pressure gauge;
the voltage-adjustable power supply circuit comprises a voltage-adjustable power supply, an ammeter, a power switch, a pressure sensor plug binding post and a wire, wherein the voltage-adjustable power supply, the ammeter, the power switch and the pressure sensor plug binding post form a series circuit through the wire;
the manual air pressure source device comprises a piston type air pump body, wherein a first output port and a second output port which are communicated with each other are arranged on the piston type air pump body, the first output port is connected with the pressure sensor plug binding post, and the first output port is also used for being connected with a pressure sensor for a ship to be tested; the second output port is connected with the mechanical pressure gauge; a piston rod is further sleeved on the first cylinder barrel of the piston type air pump body, and one end, far away from the piston type air pump body, of the piston rod is connected with a lever, so that the piston rod is driven to displace through the lever to realize supercharging.
Further, a deflation valve knob is arranged at the opening of the second cylinder of the piston type gas pump body.
Further, the mechanical pressure gauge is provided with an indication range, and the indication range covers the working range of the pressure sensor for the ship to be tested.
Further, the ammeter is provided with a display module for displaying the current flowing through the pressure sensor to be tested.
Further, the device comprises a digital display interface for displaying data output by the pressure sensor for the ship to be tested.
Further, the adjustable power source has a plurality of fixed voltage gears.
Further, a threshold mark is arranged on the piston rod.
Further, the piston type gas pump body is of a T-shaped structure.
(III) beneficial effects
Compared with the prior art, the marine pressure sensor precision detection device provided by the invention realizes the instant and efficient detection of the pressure sensor precision by integrating a set of field-operable detection systems. The device comprises a precise mechanical pressure gauge, an adjustable voltage source circuit and a manual air pressure source device, so that the accuracy calibration of the pressure sensor can be directly carried out on a ship. The design aims to provide a quick, accurate and convenient way to calibrate the pressure sensor, thereby reducing the need to send the sensor to a professional for calibration. This not only significantly reduces the overhead of time and costs, but also improves the efficiency and reliability of ship maintenance. In general, the device provides a field, practical solution for maintenance and calibration of marine pressure sensors.
Drawings
FIG. 1 is a schematic view of a three-dimensional model of an air pressure source according to the present invention.
Fig. 2 is a schematic diagram of the tooling principle of the marine pressure sensor precision calibration tooling.
Reference numerals shown in the drawings: 1. an ammeter; 2. an adjustable power supply; 3. a power switch; 4. a wire; 5. a first output port; 6. a second output port; 7. a manual air pressure source device; 8. the pressure sensor plug binding post; 9. a bleed valve knob; 10. and a lever.
Detailed Description
The following detailed description of the present invention, taken in conjunction with the accompanying drawings, will clearly and fully describe the technical solutions of the embodiments of the present invention, it being evident that the described embodiments are only some, but not all, embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, a schematic structural diagram of a marine pressure sensor accuracy detecting device according to a preferred embodiment of the present application is shown. In the embodiment shown in fig. 1, the detection device includes:
the mechanical pressure gauge is used as a comparison module and is calibrated by a third party before being connected;
the adjustable voltage power supply circuit (shown in fig. 2) comprises an adjustable voltage power supply 2, an ammeter 1, a power switch 3, a pressure sensor plug binding post 8 and a lead 4, wherein the adjustable voltage power supply 2, the ammeter 1, the power switch 3 and the pressure sensor plug binding post 8 form a series circuit through the lead 4, and the adjustable voltage power supply 2 allows an operator to adjust output voltage according to requirements so as to adapt to test requirements of different pressures. Ammeter 1 is used to monitor the current flowing through the circuit to ensure that the sensor receives the proper voltage and current;
the manual air pressure source device 7 (shown in fig. 1) comprises a piston type air pump body, wherein the piston type air pump body is designed for manually generating pressure, a first output port 5 and a second output port 6 which are communicated with each other are arranged on the piston type air pump body, the air pressure values output by the first output port 5 and the second output port 6 are identical, for example, the air pressure values output by the first output port 5 and the second output port 6 are ensured to be identical by adopting a communicating vessel principle, the first output port 5 is connected with a pressure sensor plug binding post 8, and the first output port 5 is also used for connecting a ship pressure sensor to be detected; the second output port 6 is connected with a mechanical pressure gauge; the first cylinder barrel of the piston type air pump body is also sleeved with a piston rod, one end of the piston rod, which is far away from the piston type air pump body, is connected with a lever 10, and the piston rod can be driven to move by operating the lever 10, so that required pressure is generated in the system.
When the pressure sensor for the ship to be tested is connected into the first output port 5 of the manual air pressure source device 7, the first output port 5 is also connected to the pressure sensor plug binding post 8, a mechanical pressure gauge which is calibrated by a third party is connected into the second output port 6, a piston air pressure pump is utilized to provide a needed pressure value for a communicating vessel, the pressure sensor for the ship to be tested is connected into an adjustable pressure source circuit by utilizing the working principle of the pressure sensor for the ship to be tested, the voltage value needed by the work of the pressure sensor for the ship to be tested is provided for the pressure sensor, a serial ammeter arranged in the circuit is utilized to collect the real-time current value of the pressure sensor for the ship to be tested, the current value is converted into the voltage value reacted by the pressure sensor for the ship to be tested, the voltage value is compared with the mechanical pressure gauge value which is calibrated by the third party, and whether the two values are consistent is checked.
In order to ensure the reliability of the precision detection data of the pressure sensor for the ship to be detected, a plurality of pressure values can be provided for the pressure sensor for the ship to be detected by utilizing the manual air pressure source device within the working pressure range of the pressure sensor for the ship to be detected, so that the collection and analysis of multiple groups of data are carried out, and the reliability of precision measurement is improved.
The precision is detected through the tool, the zero drift or the precision calibration function of the marine pressure sensor body with larger precision error can be utilized on site to recover the marine pressure sensor, and the marine pressure sensor precision calibration tool is utilized to carry out secondary verification on the marine pressure sensor, so that the normal work of the pressure sensor is ensured.
In summary, in this embodiment, the lever 10 is operated to press the pressure sensor for the ship to be tested and compare with the standard mechanical pressure gauge, so as to realize the function of detecting the precision of the pressure sensor for the ship to be tested. Because this embodiment is a portable pressure sensor calibration frock, under the prerequisite of guaranteeing measurement accuracy, can accomplish to carry out precision detection and zero calibration to pressure sensor under the real ship environment, need not dismantle the ship, improved the timeliness of repair of equipment, be favorable to the normal use and the maintenance of equipment.
The composition and connection relationship of the above components will be specifically described below.
According to the example of the disclosure, a bleed valve knob 9 is provided on the second cylinder opening of the piston type gas pump body, and the bleed valve knob 9 can be used for fine-tuning the provided gas pressure value by rotating and can also be used for pressure relief of the pipeline.
According to an example of the present disclosure, a mechanical pressure gauge has an indication range that covers an operating range of a pressure sensor for a ship to be measured.
According to an example of the present disclosure, ammeter 1 has a display module that displays the current flowing through the pressure sensor for the ship under test.
According to an example of the present disclosure, the apparatus includes a digital display interface for displaying data of pressure output of a pressure sensor for a ship to be measured; the digital interface provides a more intuitive and easier to read way to view pressure data, thereby improving accuracy and user friendliness of measurement.
According to an example of the present disclosure, the adjustable power supply 2 has a plurality of fixed voltage steps so that an operator can select an appropriate voltage level according to different types of sensors and test conditions.
According to an example of the present disclosure, a threshold marker is provided on the piston rod to facilitate accurate control of the amount of boost by the operator, ensuring that the test is performed within safe and predetermined thresholds.
According to the disclosed example, the piston type gas pump body is of a T-shaped structure, and the T-shaped structure is conducive to achieving more uniform pressure distribution, so that the accuracy of testing is improved.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it is evident that the word "comprising" does not exclude other elements or steps, and that the singular does not exclude a plurality. Several of the units or means recited in the apparatus claims may also be embodied by one and the same unit or means, either in software or hardware. The terms first, second, etc. are used to denote a name, but not any particular order.
The above embodiments are only for illustrating the technical solution of the present application and not for limiting, and although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present application may be modified or substituted equally without departing from the spirit and scope of the technical solution of the present application.
Claims (8)
1. The utility model provides a marine pressure sensor precision detection device which characterized in that includes:
a mechanical pressure gauge;
the voltage-adjustable power supply circuit comprises a voltage-adjustable power supply, an ammeter, a power switch, a pressure sensor plug binding post and a wire, wherein the voltage-adjustable power supply, the ammeter, the power switch and the pressure sensor plug binding post form a series circuit through the wire;
the manual air pressure source device comprises a piston type air pump body, wherein a first output port and a second output port which are communicated with each other are arranged on the piston type air pump body, the first output port is connected with the pressure sensor plug binding post, and the first output port is also used for being connected with a pressure sensor for a ship to be tested; the second output port is connected with the mechanical pressure gauge; a piston rod is further sleeved on the first cylinder barrel of the piston type air pump body, and one end, far away from the piston type air pump body, of the piston rod is connected with a lever, so that the piston rod is driven to displace through the lever to realize supercharging.
2. The marine pressure sensor accuracy detection device according to claim 1, wherein a deflation valve knob is arranged at the opening of the second cylinder of the piston type gas pump body.
3. The marine pressure sensor accuracy detection device according to claim 1, wherein the mechanical pressure gauge has an indication range covering an operation range of the marine pressure sensor to be measured.
4. The marine pressure sensor accuracy detecting device according to claim 1, wherein the ammeter is provided with a display module for displaying the current flowing through the marine pressure sensor to be detected.
5. The marine pressure sensor accuracy detection device according to claim 1, wherein the device comprises a digital display interface for displaying data of the pressure output of the marine pressure sensor to be detected.
6. The marine pressure sensor accuracy sensing apparatus of claim 1, wherein the adjustable power source has a plurality of fixed voltage steps.
7. The marine pressure sensor accuracy detecting device according to claim 1, wherein a threshold value mark is provided on the piston rod.
8. The marine pressure sensor accuracy testing device of claim 1, wherein the piston type gas pump body is of a T-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311660600.6A CN117782428A (en) | 2023-12-06 | 2023-12-06 | Marine pressure sensor precision detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311660600.6A CN117782428A (en) | 2023-12-06 | 2023-12-06 | Marine pressure sensor precision detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117782428A true CN117782428A (en) | 2024-03-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311660600.6A Pending CN117782428A (en) | 2023-12-06 | 2023-12-06 | Marine pressure sensor precision detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117782428A (en) |
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2023
- 2023-12-06 CN CN202311660600.6A patent/CN117782428A/en active Pending
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