CN219223766U - Automatic testing device for fiber optic gyroscope - Google Patents
Automatic testing device for fiber optic gyroscope Download PDFInfo
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- CN219223766U CN219223766U CN202223211716.5U CN202223211716U CN219223766U CN 219223766 U CN219223766 U CN 219223766U CN 202223211716 U CN202223211716 U CN 202223211716U CN 219223766 U CN219223766 U CN 219223766U
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Abstract
The utility model discloses an automatic testing device for an optical fiber gyroscope, which comprises a main control module, a power supply module and an information processing module, wherein a first end of the main control module is connected with the first end of the power supply module, a second end of the main control module is connected with the first end of the information processing module, a second end of the power supply module is connected with the second end of the information processing module, a third end and a fourth end of the information processing module are respectively connected with an input end and an output end of the optical fiber gyroscope, and the information processing module controls whether the optical fiber gyroscope is electrified or not and outputs information output by the optical fiber gyroscope to the main control module after receiving and processing the information. The utility model can distribute independent power supply for the fiber optic gyroscope, avoid power supply interference among different products, receive and process the information output by the fiber optic gyroscope through the information processing module and output the information to the main control module, and directly process the information of the fiber optic gyroscope through the information processing module, thereby reducing the calculated amount of the main control module and improving the testing efficiency of the fiber optic gyroscope.
Description
Technical Field
The utility model relates to the technical field of fiber-optic gyroscope testing, in particular to an automatic testing device for a fiber-optic gyroscope.
Background
The fiber optic gyroscope has the advantages of high reliability, strong environmental adaptability, relatively low manufacturing cost and the like, and is the mainstream of current gyroscope application. The optical fiber gyroscopes are gradually replacing traditional gyroscopes such as laser gyroscopes, mechanical gyroscopes and the like in the stock market, and are becoming the first choice of various inertial navigation systems and inertial measurement units in the incremental market. In the future 5-10 years, the optical fiber will develop from the beginning and the optical fiber gyro will inevitably advance to scale and standardization.
The full-automatic test of the fiber-optic gyroscope is realized as a necessary condition for large-scale manufacture of the fiber-optic gyroscope, the fiber-optic gyroscope automatic test device directly controls whether the fiber-optic gyroscope is electrified or not through a control module and directly receives information output by the fiber-optic gyroscope, and then judges the performance of the fiber-optic gyroscope according to the information output by the fiber-optic gyroscope.
Disclosure of Invention
The utility model provides an automatic testing device for an optical fiber gyroscope, which is used for solving the technical problems of power supply interference and low testing efficiency existing between optical fiber gyroscopes when the existing automatic testing device for the optical fiber gyroscope is used for testing.
In order to achieve the above object, the present utility model provides an automatic testing device for an optical fiber gyroscope, comprising a main control module, a power module and an information processing module, wherein a first end of the main control module is connected with a first end of the power module, a second end of the main control module is connected with a first end of the information processing module, a second end of the power module is connected with a second end of the information processing module, a third end and a fourth end of the information processing module are respectively connected with an input end and an output end of the optical fiber gyroscope, and the information processing module controls whether the optical fiber gyroscope is electrified or not and outputs information output by the optical fiber gyroscope to the main control module after receiving and processing the information.
Preferably, the information processing module comprises a programmable controller and a relay, wherein a first end of the programmable controller is connected with the main control module, an input end of a coil of the relay is connected with a second end of the programmable controller, an output end of the coil of the relay is grounded, one end of a switch of the relay is connected with the power supply module, and the other end of the switch of the relay is connected with an input end of the fiber optic gyroscope.
Preferably, the information processing module further comprises a communication protocol conversion module, one end of the communication protocol conversion module is connected with the output end of the fiber optic gyroscope, and the other end of the communication protocol conversion module is connected with the third end of the programmable controller and the temperature sensor.
Preferably, the information processing module further comprises a digital ammeter, the digital ammeter is connected in series between the switch of the relay and the fiber-optic gyroscope, and a signal output end of the digital ammeter is connected with a fourth end of the programmable controller.
Preferably, the power module comprises a power control module and a programmable direct current stabilized power supply, wherein the input end of the power control module is connected with the first end of the main control module, the output end of the power control module is connected with the input end of the programmable direct current stabilized power supply, and the output end of the programmable direct current stabilized power supply is connected with the second end of the information processing module.
Preferably, the device further comprises a temperature sensor, wherein the temperature sensor is connected with the fifth end of the information processing module, and the temperature sensor is arranged on one side of the fiber-optic gyroscope.
The utility model has the following beneficial effects: according to the automatic testing device for the fiber optic gyroscope, whether the fiber optic gyroscope is connected to the power supply module or not is controlled through the information processing module, so that whether the fiber optic gyroscope is electrified or not is controlled, independent power supplies are distributed for the fiber optic gyroscope, and power supply interference among different products is avoided; the information processing module is used for receiving and processing information output by the fiber-optic gyroscope and outputting the information to the main control module, and the information processing module is used for directly processing the information of the fiber-optic gyroscope, so that the calculated amount of the main control module is reduced, and the testing efficiency of the fiber-optic gyroscope is improved.
In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The utility model will be described in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of an automatic testing apparatus for fiber-optic gyroscopes according to the present utility model.
Wherein, the reference numerals are as follows:
100. a main control module; 200. a power module; 210. a power control module; 220. a programmable DC regulated power supply; 300. an information processing module; 310. a programmable controller; 320. a relay; 330. a communication protocol conversion module; 340. a digital ammeter; 400. a temperature sensor; 500. an optical fiber gyro.
Detailed Description
Embodiments of the utility model are described in detail below with reference to the attached drawings, but the utility model can be implemented in a number of different ways, which are defined and covered by the claims.
As shown in fig. 1, the optical fiber gyro automatic test device of the present embodiment includes a main control module 100, a power module 200 and an information processing module 300, wherein a first end of the main control module 100 is connected with the first end of the power module 200, a second end of the main control module 100 is connected with the first end of the information processing module 300, a second end of the power module 200 is connected with the second end of the information processing module 300, a third end and a fourth end of the information processing module 300 are respectively connected with an input end and an output end of the optical fiber gyro 500, the information processing module 300 controls whether the optical fiber gyro 500 is electrified, and information output by the optical fiber gyro 500 is received and processed and then output to the main control module 100.
The main control module 100 is composed of a control chip and peripheral circuits thereof, and has functions of logic operation, data collection, information communication and the like, the control chip of the main control module 100 in this embodiment may be a chip such as MCU, CPU, DSP, FPGA, the control chip of the main control module 100 in this embodiment specifically adopts an MCU, and in the optical fiber gyro automatic test device in this embodiment, one main control module 100 is simultaneously connected to a plurality of power modules 200 and a plurality of information processing modules 300, and each information processing module 300 is connected to one optical fiber gyro 500, so that the optical fiber gyro automatic test device in this embodiment can test a plurality of optical fiber gyroscopes 500 simultaneously.
The information processing module 300 includes a programmable controller 310 and a relay 320, wherein a first end of the programmable controller 310 is connected with the main control module 100, an input end of a coil of the relay 320 is connected with a second end of the programmable controller 310, an output end of the coil of the relay 320 is grounded, one end of a switch of the relay 320 is connected with the power module 200, and the other end of the switch of the relay 320 is connected with an input end of the fiber optic gyroscope 500.
The relay 320 of this embodiment includes a coil and a normally open contact switch, where whether the coil is energized is controlled by the programmable controller 310, when the coil is energized, the normally open contact switch of the relay 320 is closed, so that the fiber optic gyroscope 500 is connected to the power module 200, and when the coil is not energized, the normally open contact switch of the relay 320 is opened, so that the fiber optic gyroscope 500 is powered off, and whether the relay 320 is energized is controlled by the programmable controller 310, so that independent power is distributed to the fiber optic gyroscope 500, and power interference between different fiber optic gyroscopes 500 can be avoided.
Specifically, the information processing module 300 further includes a communication protocol conversion module 330 and a digital ammeter 340, one end of the communication protocol conversion module 330 is connected to the output end of the optical fiber gyro 500, the other end of the communication protocol conversion module 330 is connected to the third end of the programmable controller 310 and the temperature sensor 400, the digital ammeter 340 is connected in series between the switch of the relay 320 and the optical fiber gyro 500, and the signal output end of the digital ammeter 340 is connected to the fourth end of the programmable controller 310.
The communication protocol conversion module 330 converts digital information output by the fiber-optic gyroscope 500 with different communication protocols into a unified communication protocol, the programmable controller 310 packages and compresses the fiber-optic gyroscope 500 information with the unified protocol and the power consumption information of the fiber-optic gyroscope 500, and outputs the packaged and compressed information to the main control module 100 with a standard data protocol, so that the calculated amount of the main control module 100 is reduced, the data acquisition efficiency of the fiber-optic gyroscope 500 is improved, the information processing module 300 can also acquire the input current of the fiber-optic gyroscope 500 through the digital ammeter 340 and acquire the power consumption of the fiber-optic gyroscope 500 by combining the input voltage of the power module 200, so that the power consumption of the fiber-optic gyroscope 500 is monitored and recorded, and when the power consumption is abnormal, the information processing module 300 can quickly react to send a power-off instruction, and the safety of the power supply and the fiber-optic gyroscope 500 in the test process is ensured.
In the automatic testing device for an optical fiber gyro of the present embodiment, the power module 200 includes a power control module 210 and a programmable dc voltage-stabilizing power supply 220, wherein an input end of the power control module 210 is connected to a first end of the main control module 100, an output end of the power control module 210 is connected to an input end of the programmable dc voltage-stabilizing power supply 220, and an output end of the programmable dc voltage-stabilizing power supply 220 is connected to a second end of the information processing module 300.
The power control module 210 is controlled by the main control module 100, and the main control module 100 controls whether the programmable dc voltage-stabilized power supply 220 is electrified or not by controlling the power control module 210, so that the programmable dc voltage-stabilized power supply 220 can provide stable dc power for the fiber optic gyroscope 500.
In the automatic testing device for an optical fiber gyro of the present embodiment, the automatic testing device further includes a temperature sensor 400, the temperature sensor 400 is connected to the fifth end of the information processing module 300, and the temperature sensor 400 is disposed on one side of the optical fiber gyro 500.
The temperature sensor 400 is arranged on one side of the optical fiber gyro 500, can acquire the temperature of the optical fiber gyro 500 in real time, and transmits the temperature of the optical fiber gyro 500 to the programmable controller 310, and the programmable controller 310 packages and compresses the temperature information of the optical fiber gyro 500, the information of the optical fiber gyro 500 in a unified protocol and the power consumption information of the optical fiber gyro 500, and outputs the packaged information to the main control module 100 in a standard data protocol, so that the calculated amount of the main control module 100 is reduced, and the data acquisition efficiency of the optical fiber gyro is improved.
According to the fiber-optic gyroscope automatic testing device, independent power supplies are distributed to fiber-optic gyroscope 500 products through the information processing module 300, power supply interference among different products is avoided, digital information of the fiber-optic gyroscope 500 with different communication protocols is converted into a unified communication protocol, universality of the fiber-optic gyroscope 500 with different protocols is improved, the information processing module 300 outputs standard data protocols outwards, calculation amount of the main control module 100 is reduced, data acquisition efficiency of the fiber-optic gyroscope 500 is improved, the information processing module 300 monitors and records power consumption of the fiber-optic gyroscope 500, when abnormal power consumption occurs, the main control module 100 can rapidly respond to the power consumption, send a power-off instruction, and ensure safety of the programmable direct-current regulated power supply 220 and the fiber-optic gyroscope 500 in a testing process.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides an automatic testing arrangement of fiber optic gyroscope, its characterized in that includes main control module (100), power module (200) and information processing module (300), the first end of power module (200) is connected to the first end of main control module (100), the second end of main control module (100) is connected the first end of information processing module (300), the second end of power module (200) is connected the second end of information processing module (300), the input and the output of fiber optic gyroscope (500) are connected respectively to the third end and the fourth end of information processing module (300), whether the information processing module (300) control fiber optic gyroscope (500) circular telegram, and will after the information receiving processing of fiber optic gyroscope (500) output export main control module (100).
2. The automatic test equipment of a fiber optic gyroscope according to claim 1, wherein the information processing module (300) comprises a programmable controller (310) and a relay (320), a first end of the programmable controller (310) is connected with the main control module (100), an input end of a coil of the relay (320) is connected with a second end of the programmable controller (310), an output end of the coil of the relay (320) is grounded, one end of a switch of the relay (320) is connected with the power module (200), and the other end of the switch of the relay (320) is connected with an input end of the fiber optic gyroscope (500).
3. The automatic test equipment for fiber optic gyroscope according to claim 2, wherein the information processing module (300) further comprises a communication protocol conversion module (330), one end of the communication protocol conversion module (330) is connected to the output end of the fiber optic gyroscope (500), and the other end of the communication protocol conversion module (330) is connected to the third end of the programmable controller (310) and the temperature sensor (400).
4. The automatic test equipment of a fiber optic gyroscope according to claim 2, wherein the information processing module (300) further comprises a digital ammeter (340), the digital ammeter (340) is connected in series between the switch of the relay (320) and the fiber optic gyroscope (500), and a signal output end of the digital ammeter (340) is connected to a fourth end of the programmable controller (310).
5. The automatic test equipment of a fiber optic gyroscope according to claim 1, wherein the power module (200) comprises a power control module (210) and a programmable dc regulated power supply (220), an input end of the power control module (210) is connected to the first end of the main control module (100), an output end of the power control module (210) is connected to an input end of the programmable dc regulated power supply (220), and an output end of the programmable dc regulated power supply (220) is connected to the second end of the information processing module (300).
6. The automatic test equipment of a fiber optic gyroscope according to claim 1, further comprising a temperature sensor (400), wherein the temperature sensor (400) is connected to a fifth end of the information processing module (300), and the temperature sensor (400) is disposed on one side of the fiber optic gyroscope (500).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223211716.5U CN219223766U (en) | 2022-11-30 | 2022-11-30 | Automatic testing device for fiber optic gyroscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223211716.5U CN219223766U (en) | 2022-11-30 | 2022-11-30 | Automatic testing device for fiber optic gyroscope |
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| Publication Number | Publication Date |
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| CN219223766U true CN219223766U (en) | 2023-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223211716.5U Active CN219223766U (en) | 2022-11-30 | 2022-11-30 | Automatic testing device for fiber optic gyroscope |
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| CN (1) | CN219223766U (en) |
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- 2022-11-30 CN CN202223211716.5U patent/CN219223766U/en active Active
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