CN201421364Y - Embedded Mechanical Equipment Handheld Inspection Terminal - Google Patents

Abstract

The utility model discloses a hand-held point inspection terminal for embedded mechanical equipment, which comprises a vibration sensor, an ICP acceleration sensor and a hand-held instrument. LCD screen and small keyboard are installed on the front. The internal circuit of the hand-held instrument is composed of a microprocessor and peripheral circuits. The ICP acceleration sensor and infrared temperature sensor are connected to the microprocessor through the amplification and filtering unit. The information button probe is connected to the microprocessor through the digital IO port. The processor is connected, and the liquid crystal screen and the small keyboard are connected with the corresponding interface of the microprocessor. The utility model effectively makes up for the shortcomings of the traditional point inspection instrument, can effectively measure vibration, temperature, electronic barcode, meter reading, observation and other information, has a simple analysis function, is easy to carry, simple to operate, and can be convenient and manageable. The software constitutes a networked point inspection management system.

Description

Embedded Mechanical Equipment Handheld Inspection Terminal

technical field

The utility model relates to a hand-held equipment point inspection instrument, which is used for mechanical equipment failure diagnosis, equipment maintenance and management.

Background technique

At present, there are three main forms of mechanical equipment state point inspection instruments: one is to use an integrated acceleration sensor, and the segmented liquid crystal displays the vibration value of the measuring point, including vibration velocity, vibration acceleration and vibration displacement, without data storage function, and the instrument function Single; the second type can not only display the vibration value of the measuring point, but also has a storage function. At the same time, the model can also measure the surface temperature of mechanical equipment, but there is no simple analysis function; the third type is common in some point (patrol) inspection systems. , can record meter reading information, measure vibration and temperature, and have waveform spectrum analysis function, but this kind of instrument is often bulky and inconvenient to operate and carry.

Utility model content

In order to overcome the above-mentioned deficiencies in the existing equipment point inspection instruments, the utility model provides a hand-held point inspection terminal for embedded mechanical equipment to realize on-site testing and simple diagnosis functions, making the model compact and convenient for operators to use and carry .

The technical scheme adopted by the utility model to solve the technical problems is: a hand-held point inspection terminal for embedded mechanical equipment, including a vibration sensor ICP acceleration sensor and a hand-held instrument, and the vibration sensor can be formed through the sensor joint on the casing and the hand-held instrument. Disassembly and assembly split structure, the front of the case is equipped with LCD screen, small keyboard, the internal circuit of the handheld instrument is composed of a microprocessor and peripheral circuits, the ICP acceleration sensor and infrared temperature sensor are connected to the microprocessor through the amplification and filtering unit, and the information The button probe is connected to the microprocessor through the digital IO port, and the LCD screen and the keypad are connected to the corresponding interface of the microprocessor.

The shell of the terminal is also integrated with an infrared temperature sensor, an information button probe, a USB interface, a diode for emitting a laser beam, and an infrared sensor interface. The information button detection head is connected to the microprocessor through a digital IO port, and the USB The interface is connected with the USB controller in the microprocessor, and the diode for emitting the laser beam and the infrared sensor interface are respectively connected with the corresponding interface of the microprocessor.

The microprocessor adopts ARM9 microprocessor SC32442B processor, which is a highly integrated system-on-chip with built-in 64MB SDRAM and 128MB NAND FLASH, SD card controller, USB controller, Ethernet controller, LCD controller , 8-way 10-bit AD converter.

The human-computer interaction mode of the instrument is TFT liquid crystal screen output, keyboard plus touch screen input, NAND FLASH on-chip is used to store system software, and extended SD card is used to store on-site test data.

The USB interface is a MiniUSB interface for instrument data communication.

Because the utility model has the functions of collection and on-site analysis, and is small in size and easy to carry, it effectively makes up for the shortcomings of traditional spot inspection instruments, and can effectively measure information such as vibration, temperature, information button barcode, meter reading, and observation. Human-computer interaction adopts function keys or touch screen, and meter reading and observation information are input through soft keyboard, which is easy to operate. The shell of the terminal is equipped with an information button detection head, a USB interface, a diode for emitting a laser beam, and an infrared sensor interface, so that the machine has a meter reading function and a simple analysis function, and can be conveniently combined with management software to form a network point ( Inspection management and evaluation system.

Description of drawings

Fig. 1 is the schematic diagram of the utility model;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the back view of Fig. 1;

Fig. 4 is the functional structure of the hardware platform of the hand-held point inspection terminal of the present invention.

Detailed ways

As shown in Figure 1, there are LCD display 1 (with touch screen), status indicator light 2, function keys 3, navigation keys 4 and other human-computer interaction interfaces on the front panel of the instrument; as shown in Figure 2, there is an acceleration sensor interface on the top of the instrument 5. Laser emitter diode 6, temperature sensor 7, power switch 8 and touch pen 9 to assist temperature measurement and positioning; as shown in Figure 3, there are USB interface 10 and information button detection interface 11 on the side and bottom of the instrument. The LCD is a TFT liquid crystal screen with a resolution of 320×240, which displays the collection results and map information; the status indicator is composed of work, undervoltage, charging/communication indicators, and the charging and communication indicators are multiplexed, and the instrument is completed through the keyboard or touch screen. Field operation. The 1-Wire interface in FIG. 4 is a digital IO port following the 1-Wire communication protocol, which is used to connect with the information button interface.

The vibration sensor forms a detachable split structure through the sensor connector on the casing and the handheld instrument. The front of the casing is equipped with an LCD screen, a small keyboard, and the internal circuit of the handheld instrument is composed of a microprocessor and peripheral circuits. ICP acceleration sensor and infrared sensor The temperature sensor is connected to the microprocessor through the amplification and filtering unit, the information button probe is connected to the microprocessor through the digital IO port, and the LCD screen and the keypad are connected to the corresponding interface of the microprocessor. The information button probe is connected to the microprocessor through the digital IO port, and the MiniUSB interface is connected to the USB controller in the microprocessor for instrument data communication. The diode for emitting the laser beam and the interface of the infrared sensor are respectively connected with the corresponding interface of the microprocessor. The microprocessor adopts ARM9 microprocessor SC32442B processor, which is a highly integrated system-on-chip with built-in 64MB SDRAM and 128MB NAND FLASH, SD card controller, USB controller, Ethernet controller, LCD controller, 8 Road 10-bit AD converter. The human-computer interaction mode of the instrument is TFT LCD screen output, keyboard plus touch screen input, on-chip NAND FLASH is used to store system software, and extended SD card is used to store field test data.

Claims (5)

1, a kind of embedded plant equipment is handed the spot check terminating machine, the involving vibrations sensor, ICP acceleration transducer and hand-held instrument, it is characterized in that: vibration transducer constitutes dismantled and assembled split-type structural by sensor connector on the casing and hand-held instrument, the front of casing is equipped with liquid crystal display, keypad, circuit is made of microprocessor and peripheral circuit in the handset, the ICP acceleration transducer is connected with microprocessor with filter unit by amplification with infrared temperature sensor, information button probe is connected with microprocessor by digital I, and liquid crystal display is connected with the corresponding interface of microprocessor with keypad.

2, the hand-held spot check terminating machine of plant equipment according to claim 1, it is characterized in that: go back diode and the infrared sensor interface that integral type is provided with infrared temperature sensor, information button probe, USB interface, is used to launch laser beam on the terminating machine housing, information button detecting head is connected with microprocessor by digital I, USB controller in USB interface and the microprocessor is connected, and the diode that is used to launch laser beam is connected with the corresponding interface of microprocessor respectively with the infrared sensor interface.

3, the hand-held spot check terminating machine of plant equipment according to claim 1 and 2, it is characterized in that: described microprocessor adopts ARM9 microprocessor SC32442B processor, this processor is highly integrated on-chip system chip, built-in 64MB SDRAM and 128MB NAND FLASH, SD card controller, USB controller, ethernet controller, lcd controller, 8 tunnel 10 bit A/D converters.

4, the hand-held spot check terminating machine of plant equipment according to claim 3, it is characterized in that: described instrument man-machine interaction mode is the output of TFT liquid crystal display, keyboard adds the touch-screen input, and NAND FLASH is used for storage system software in the sheet, and expansion SD card is used to store field test data.

5, the hand-held spot check terminating machine of plant equipment according to claim 3, it is characterized in that: described USB interface is the MiniUSB interface, is used for instrument data communication.

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