CN204881675U - Multi -functional portable reading appearance - Google Patents
Multi -functional portable reading appearance Download PDFInfo
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- CN204881675U CN204881675U CN201520661056.1U CN201520661056U CN204881675U CN 204881675 U CN204881675 U CN 204881675U CN 201520661056 U CN201520661056 U CN 201520661056U CN 204881675 U CN204881675 U CN 204881675U
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- readout instrument
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Abstract
The utility model provides a multi -functional portable reading appearance, includes controller and power management unit, data communication module, display screen, mode switch key, function set button, external interface module, the measuring circuit be connected with the controller respectively, external battery of power management unit and/or friendship DC power supply, the external sensor of data communication module, the measuring circuit is including outside electric elements of joinable or external circuit's binding post or wiring jack, the measuring circuit is used for measuring outside electric elements or external circuit electric parameter. The utility model discloses can realize to the sensor issue an order to the acquisition sensor data show the test result in real time, simultaneously, can carry out the electric parameter values such as voltage, circuit, resistance, electric capacity, inductance of circuit and test and show, and can be as the power supply of sensor, a tractor serves several purposes makes things convenient for the site work personnel to carry, reduction field maintemance personnel work load.
Description
Technical field
The utility model relates to measuring technology, especially, relates to a kind of portable multifunctional readout instrument.
Background technology
At the engineering field such as machinery, building, ground, water conservancy, mine, very generally, the Installation and Debugging of spot sensor and maintenance test are an important job for all kinds of measurement, monitoring sensor application.Spot sensor test and maintenance, two indispensable instruments are readout instrument and multimeter.Readout instrument is used for the in-site measurement of sensor signal, is widely used at present in engineering and measures the physical quantitys such as osmotic pressure, distortion, thing position, rainfall, air pressure, temperature, directly can show reading, also can be automatically converted to physical quantity, and can realize continuous coverage; Multimeter is made up of three major parts such as gauge outfit, metering circuit and switches, for voltage, electric current, the resistance of testing sensor and each circuit, thus judges that whether circuit, sensor be normal.At the scene in order to testing sensor and circuit, need to carry supporting readout instrument and multimeter to on-the-spot, because sensor needs power supply supply during test, need to set up sensor power equipment in addition, test very inconvenient on the one hand, add the workload of technician on the other hand.
Utility model content
The utility model object is to provide a kind of portable multifunctional readout instrument, to solve the problem proposed in background technology.
For achieving the above object, the utility model provides a kind of portable multifunctional readout instrument, the Power Management Unit, data communication module, display screen, mode selector switch, external interface module, the metering circuit that comprise controller and be connected with controller respectively, described Power Management Unit external connection battery and/or power of alterating and direct current, described power of alterating and direct current is AC power or direct supply, and described data communication module external sensor is used for transferring to controller to the data recorded in sensor; Described mode selector switch is used for controller and data communication module or metering circuit conducting; Described metering circuit includes the connection terminal or patch jack that can connect external electrical components or external circuit, and described metering circuit is for measuring the electric parameter of external electrical components or external circuit.
Further, the A/D modular converter that described metering circuit includes peripheral circuit and is connected with peripheral circuit, wherein peripheral circuit is separately connected with connection terminal or patch jack, and A/D modular converter is separately connected with controller.
Further, described metering circuit is separately connected with the Selecting parameter knob to needing the parameter of external electrical components or the external circuit measured to select, described connection terminal or patch jack comprise common terminal or patch jack, and respectively with multiple function connection terminal or the function patch jack one to one of selectable different parameters on Selecting parameter knob.
Further, the external battery of described Power Management Unit is rechargeable battery, and Power Management Unit can connect battery and AC power or direct supply simultaneously.
Further, described Power Management Unit includes the power supply monitoring module of real-time monitoring system electricity.
Further, described Power Management Unit is provided with the DC power output end of powering to the device outside readout instrument or parts.
Further, the sensor that described data communication module connects is multiple, described readout instrument also comprises the function setting button be connected with controller, and described function setting button is used for carrying out instruction input to data communication module or metering circuit, and for selecting different sensors to carry out reading.
Further, the shift knob that can cut off or connect controller power source is connected with between described power management module and controller.
Further, described readout instrument includes the power light be connected with controller.
Described external interface module includes PC interface and memory interface, and PC interface and memory interface are connected with controller respectively.
Described display screen adopts LCD display.
Described controller is SCM Based controller, and the connection of described data communication module and external sensor adopts the communication pattern of RS-485 bus.
Beneficial effect: the utility model can realize to sensor issue an order, and pick-up transducers data, realize test result display, export, simultaneously, the electrical parameters such as voltage, circuit, resistance, electric capacity, inductance that can carry out circuit carries out testing and showing, and can as the power supply of sensor, a tractor serves several purposes, facilitate field personnel to carry, reduce field maintenance person's workload.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the one-piece construction figure of the utility model preferred embodiment.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can limit according to claim and cover is implemented.
See a kind of portable multifunctional readout instrument of Fig. 1, the Power Management Unit comprising controller and be connected with controller respectively, data communication module, LCD display, mode selector switch, function setting button, external interface module, metering circuit, the external lithium battery of Power Management Unit and AC power, data communication module external sensor, external interface module is provided with the computer interface and USB flash disk interface that are connected with master controller respectively, can external computing machine and USB flash disk, metering circuit includes and can connect external electrical components or external circuit and the patch jack measuring external electrical components or external circuit electric parameter.
The A/D modular converter that described metering circuit includes peripheral circuit and is connected with peripheral circuit, wherein peripheral circuit is separately connected with connection terminal or patch jack, and A/D modular converter is separately connected with controller.
Metering circuit is separately connected with the Selecting parameter knob to needing the parameter of external electrical components or the external circuit measured to select, patch jack comprises a public patch jack, and respectively with the multiple function patch jack one to one of selectable different parameters on Selecting parameter knob.
Power Management Unit can connect 220V AC power or 0 ~ 36V direct supply, and it is that whole readout instrument is powered that 220V alternating current or 0 ~ 36V direct current are converted to direct current 12V by Power Management Unit.
The external lithium battery of Power Management Unit is chargeable battery, and when Power Management Unit connects battery and external power supply simultaneously, Power Management Unit can be charged to battery.
Power Management Unit includes the power supply monitoring module of real-time monitoring system electricity, and when battery electric quantity is not enough, monitoring system transmission signal is to controller, and controller is reported to the police by LCD display prompting.
Power Management Unit is provided with the DC power output end to sensor power, carries out in test process to sensor, and Power Management Unit to sensor power, also can be powered to other devices, and supply voltage is direct current 12V.
In the present embodiment, the sensor be connected with data communication module is multiple, and the connection of data communication module and external sensor adopts the communication pattern of RS-485 bus, strong anti-interference performance, and data transmission error rate is low.
During use, mode selector switch is pushed readout instrument function, namely select by function setting button the sensor needing reading, the physical quantitys such as the osmotic pressure recorded, distortion, thing position, rainfall, air pressure, temperature are converted to digital signal and reach controller preservation by data communication module by sensor, and are finally presented in LCD display.
Mode selector switch is pushed measurement function, the electric parameter needing to measure is selected by Selecting parameter knob, as voltage, electric current, or resistance, first choose corresponding function jack-plug socket according to parameter kind, by the electrical equipment of required detection again or circuit, or sensor is connected between corresponding function jack-plug socket and public jack-plug socket, the analog electrical signal that peripheral circuit detects is converted to digital signal via A/D modular converter and is sent to controller, and be finally presented in LCD display, technician can decision element according to numerical value, circuit or sensor so whole system whether normal.
Function setting button includes F1 ~ F4 tetra-function keys, and switch key, downwards, upwards, acknowledgement key, F1 ~ F4 tetra-function keys are mainly used in readout instrument pattern in readout instrument pattern, different functions is entered by F1 ~ F4 tetra-function keys, each function by menu bar in the most next row display of LCD display, downwards, upwards, acknowledgement key is mainly used in the input of numeral, letter, and switch key switches between each input position, and downwards, upwarding key increases, subtracts the input position chosen; This instruction is input to readout instrument and holds instruction by acknowledgement key; During by F1 ~ F4 function key selection data query function, switch key can switch between different display page.
Computing machine is connected by PC interface, select to import data to PC by F1 ~ F4 function key, the data importing computing machine that can will record, connects USB flash disk by memory interface, select to import data to storer, the data importing USB flash disk that can will record by F1 ~ F4 function key.
Be connected with the shift knob that can cut off or connect controller power source between power management module and controller, the panel of readout instrument be installed with the power light of the display readout instrument power on state be connected with controller.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a portable multifunctional readout instrument, it is characterized in that, the Power Management Unit, data communication module, display screen, mode selector switch, external interface module, the metering circuit that comprise controller and be connected with controller respectively, described Power Management Unit external connection battery and/or power of alterating and direct current, described power of alterating and direct current is AC power or direct supply, and described data communication module external sensor is used for transferring to controller to the data recorded in sensor; Described mode selector switch is used for controller and data communication module or metering circuit conducting; Described metering circuit includes the connection terminal or patch jack that can connect external electrical components or external circuit, and described metering circuit is for measuring the electric parameter of external electrical components or external circuit.
2. a kind of portable multifunctional readout instrument according to claim 1, it is characterized in that, the A/D modular converter that described metering circuit includes peripheral circuit and is connected with peripheral circuit, wherein peripheral circuit is separately connected with connection terminal or patch jack, and A/D modular converter is separately connected with controller.
3. a kind of portable multifunctional readout instrument according to claim 2, it is characterized in that, described metering circuit is separately connected with the Selecting parameter knob to needing the parameter of external electrical components or the external circuit measured to select, described connection terminal or patch jack comprise common terminal or patch jack, and respectively with multiple function connection terminal or the function patch jack one to one of selectable different parameters on Selecting parameter knob.
4. a kind of portable multifunctional readout instrument according to claim 3, is characterized in that, the external battery of described Power Management Unit is rechargeable battery.
5. a kind of portable multifunctional readout instrument according to claim 4, is characterized in that, described Power Management Unit includes the power supply monitoring module of real-time monitoring system electricity.
6. a kind of portable multifunctional readout instrument according to claim 5, it is characterized in that, described Power Management Unit is provided with the DC power output end of powering to the device outside readout instrument or parts.
7. according to a kind of portable multifunctional readout instrument in claim 1 ~ 6 described in any one, it is characterized in that, the sensor that described data communication module connects is multiple, described readout instrument also comprises the function setting button be connected with controller, described function setting button is used for carrying out instruction input to data communication module or metering circuit, and for selecting different sensors to carry out reading.
8. a kind of portable multifunctional readout instrument according to claim 7, it is characterized in that, described external interface module includes PC interface and memory interface, and PC interface and memory interface are connected with controller respectively.
9. a kind of portable multifunctional readout instrument according to claim 8, it is characterized in that, be connected with the shift knob that can cut off or connect controller power source between described power management module and controller, described readout instrument includes the power light be connected with controller.
10. a kind of portable multifunctional readout instrument according to claim 9, is characterized in that, described controller is SCM Based controller, and the connection of described data communication module and external sensor adopts the communication pattern of RS-485 bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520661056.1U CN204881675U (en) | 2015-08-28 | 2015-08-28 | Multi -functional portable reading appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520661056.1U CN204881675U (en) | 2015-08-28 | 2015-08-28 | Multi -functional portable reading appearance |
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| Publication Number | Publication Date |
|---|---|
| CN204881675U true CN204881675U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520661056.1U Active CN204881675U (en) | 2015-08-28 | 2015-08-28 | Multi -functional portable reading appearance |
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| CN (1) | CN204881675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107515024A (en) * | 2017-09-15 | 2017-12-26 | 中铁工程装备集团盾构制造有限公司 | Shield machine sensor function measurement apparatus and its method |
-
2015
- 2015-08-28 CN CN201520661056.1U patent/CN204881675U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107515024A (en) * | 2017-09-15 | 2017-12-26 | 中铁工程装备集团盾构制造有限公司 | Shield machine sensor function measurement apparatus and its method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |