CN203606411U - ARM-based portable detector - Google Patents
ARM-based portable detector Download PDFInfo
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- CN203606411U CN203606411U CN201320749504.4U CN201320749504U CN203606411U CN 203606411 U CN203606411 U CN 203606411U CN 201320749504 U CN201320749504 U CN 201320749504U CN 203606411 U CN203606411 U CN 203606411U
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- 229910000838 Al alloy Inorganic materials 0.000 description 1
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Abstract
The utility model discloses an ARM-based portable detector used in the technology field of multifunctional electric testing devices. The ARM-based portable detector comprises a housing, wherein a keyboard circuit used for inputting data and commands is disposed in the housing; a plurality of interfaces used for connecting peripheral testing devices and the detector and embedded in the housing; a data processing board used for processing data transmitted from the interfaces and connected with an ARM module, the keyboard circuit, a touch screen and a lithium battery; the ARM module used for receiving data transmitted from the data processing board and transmitting processed data to the data processing board; the touch screen used for displaying test results; and the lithium battery used for supplying the detector with power. The detector has the characteristics of fast arithmetic speed, high measuring precision and small size and the like, and is convenient to carry and use.
Description
Technical field
The utility model relates to for multifunctional electric proving installation technical field, relates in particular to a kind of portable detector based on ARM.
Background technology
The measuring technique of voltage, electric current, resistance is modal is exactly multimeter, because of its low price, is easy to carry, and is widely used in the occasions such as scientific research, production, maintenance, detection.The design concept of multimeter is to convert voltage, electric current, resistance signal to suitable voltage signal, send into modulus conversion chip, and do liquid crystal display, conversion and the gear of test parameter switch by rotary switch, high-grade any multimeter, possess range auto-conversion function, only needed switch test object.Multimeter is the surveying instrument of an independent operating, and data result can only manually read, and in Auto-Test System, cannot be connected with other testing apparatus, completes automatic calibration, test automatically, and will in test data, give, lack robotization.
There is multi-usage tester take single-chip microcomputer as core in development afterwards, but because single-chip microcomputer internal resource is limited, thus also need additionally to increase peripheral hardware, as AD/DA converter, and arithmetic capability and control ability all slightly a little less than.And the ARM technology that this recent development in several years is got up, CPU fast operation, FLASH storage space is large, the integrated functional modules such as AD/DA, I/O port resource is abundant, controls flexibly, is widely used in various electronic devices.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of portable detector based on ARM, and described detector has fast operation, measuring accuracy is high, volume is little, portably use the features such as convenient.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of portable detector based on ARM, comprise shell, and it is characterized in that: in described shell, be provided with the keyboard circuit for inputting data and order; Be used for peripheral test device being connected with described detector and being embedded in several interfaces on shell; The data processing plate of processing and being connected with ARM module, keyboard circuit, touch-screen and lithium battery for the data that interface is sent; The ARM module that is used for receiving the data of data processing plate transmission and data after treatment is sent to data processing plate; For the touch-screen showing test results; And the lithium battery that is used to detector to power.
Preferably, described data processing plate comprises Qseven connector, touch screen control circuit, backlight brightness control circuit, keyboard control circuit, audio frequency processing and power amplifier, power management and multiple power supplies change-over circuit, charging and discharging lithium battery management circuit and signal processing circuit, and described touch-screen is electrically connected with Qseven connector, touch screen control circuit and backlight brightness control circuit respectively by signaling interface; Described keyboard circuit is electrically connected with Qseven connector through keyboard control circuit by signaling interface; Described lithium battery is electrically connected with power management and multiple power supplies change-over circuit by power interface, charging and discharging lithium battery management circuit successively, and described power management and multiple power supplies change-over circuit are connected with Qseven connector, touch screen control circuit, backlight brightness control circuit, keyboard control circuit, audio frequency processing and power amplifier and signal processing circuit respectively; Audio frequency is processed and the output terminal of power amplifier is connected with built-in loudspeaker, is embedded in audio interface on shell with audio frequency processing and power amplifier is two-way is connected; The power supply air plug interface being embedded on shell is electrically connected with charging and discharging lithium battery management circuit through power interface; The USB interface, RS232 interface, CAN interface and the network air plug interface that are embedded on shell are connected with signal processing circuit by signaling interface respectively; Described Qseven connector is electrically connected with ARM module by signal bus.
Preferably, described ARM module comprises arm processor, internal memory and Flash storer.
Preferably, described data processing plate is provided with SD card socket.
The beneficial effect that adopts technique scheme to produce is: the i.MX6 Series Industrial level ARM module of described detector based on Freescale company of the U.S. is main nucleus module, designed, designed data processing plate, ARM module and data processing plate are by the ARM computer motherboard of a complete function of highly reliable connector composition, peripheral lithium battery, touch-screen, keyboard circuit etc. are connected with data processing plate by communication interface, be aided with the casing of good seal, form a high performance ARM portable detector with stronger adaptive capacity to environment.Instrument internal adopts high reliability communication interface to connect, consider the plug property of functional module simultaneously, making product have higher modularization, standardization, technology level, is a kind of fast operation, measuring accuracy is high, volume is little, portably use detector easily.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is theory diagram of the present utility model;
Fig. 2 is the theory diagram of the utility model refinement.
Embodiment
As shown in Figure 1, a kind of portable detector based on ARM, comprises shell, is provided with the keyboard circuit for inputting data and order in described shell; Be used for peripheral test device being connected with described detector and being embedded in several interfaces on shell; The data processing plate of processing and being connected with ARM module, keyboard circuit, touch-screen and lithium battery for the data that interface is sent; The ARM module that is used for receiving the data of data processing plate transmission and data after treatment is sent to data processing plate, described ARM module comprises arm processor, internal memory and Flash storer; For the touch-screen showing test results; And the lithium battery that is used to detector to power.
As shown in Figure 2, described data processing plate comprises Qseven connector, touch screen control circuit, backlight brightness control circuit, keyboard control circuit, audio frequency processing and power amplifier, power management and multiple power supplies change-over circuit, charging and discharging lithium battery management circuit and signal processing circuit.Described touch-screen is electrically connected with Qseven connector, touch screen control circuit and backlight brightness control circuit respectively by signaling interface; Described keyboard circuit is electrically connected with Qseven connector through keyboard control circuit by signaling interface; Described lithium battery is electrically connected with power management and multiple power supplies change-over circuit by power interface, charging and discharging lithium battery management circuit successively, and described power management and multiple power supplies change-over circuit are connected with Qseven connector, touch screen control circuit, backlight brightness control circuit, keyboard control circuit, audio frequency processing and power amplifier and signal processing circuit respectively; Audio frequency is processed and the output terminal of power amplifier is connected with built-in loudspeaker, is embedded in audio interface on shell with audio frequency processing and power amplifier is two-way is connected; The power supply air plug interface being embedded on shell is electrically connected with charging and discharging lithium battery management circuit through power interface; The USB interface, RS232 interface, CAN interface and the network air plug interface that are embedded on shell are connected with signal processing circuit by signaling interface respectively; Described Qseven connector is electrically connected with ARM module by signal bus.Described data processing plate is provided with SD card socket.
ARM module is connected to data processing plate by special connector, thereby interface signal is drawn and received on data processing plate, on data processing plate, carry out signal processing, Function Extension, finally realize the function of standard communication interface, data processing plate will be supplied on nucleus module through management, power supply after treatment simultaneously, for the work such as processor, internal memory.
Keyboard, as Man Machine Interface, except outside closing key, can also be provided with special function keys on it, can carry out secondary development application for peopleware, realizes the function of some special function keys with this.This keyboard is to realize coated with three anti-silica gel moulds with keyboard circuit, and its finger-board carries out signal communication by the very high communication interface of stability.
Touch-screen is main human-computer interaction interface, except showing job information, also has the function of keyboard, makes operation easier.The demonstration of touch-screen and touch interface, be also connected with data processing plate by communication interface, and be connected with nucleus module by the wiring of data processing plate, reduces wiring, strengthens reliability.
On data processing plate, be designed with management of charging and discharging, the supervisory circuit of power management, power supply conversion and lithium battery, allomeric function is more complete, the lithium battery extending out only need to be connected with data processing plate by connector, without extra management of charging and discharging, supervisory circuit.
Data processing plate only needs to design corresponding with it power management, interface signal treatment circuit, expanded function circuit etc. according to corresponding nucleus module, can effectively reduce construction cycle and the cost of development of specific customization series products; Function, the size of data processing plate can customize design according to application demand completely, can be according to client's requirements extend corresponding function, communication interface, design flexibility is high, and can select parts and the IO connector of strong level, contribute to product design variation, customization, and the remarkable reliability of Hoisting System; Data processing plate has higher modularization, standardization, and same data processing plate can be supported variety classes, the technology product for level, contributes to the upgrading of product and safeguards and change.
In the design of data processing plate, fully follow high-speed PCB standard; focus on the impedance matching of high-speed differential signal, design with reference to stratum design, shielding; and anti-interference, the power supply noise reduction filtering of signal, a series of designs such as ground wire grounded, data line is isometric, holding circuit, Redundancy Design, fully improve stability and the reliability of data processing plate.
Detector adopts integrated sealing structure, and main body is made up of shell and the bonnet of the machine-shaping of aluminium alloy entirety, between shell and bonnet, seals by rubber strip.Front panel distribute 4.3 inch touch-screens and three anti-silica gel keyboards, equipment top is furnished with felt pen and SD card expansion draw-in groove.Detector top is the pilot lamp of complete machine, in order to display working condition and charged state.According to routine use custom, the handgrip part both sides design antiskid groove of equipment, in the time of manual working, better grips machine, is difficult for getting loose.
The power interface of detector is independent air plug interface, and network interface is an independent air plug interface, and three line RS232 serial ports, USB2.0 and CAN mouth share an air plug interface.Air plug interface adopts the design of caving in, and not outstanding detector outside surface, makes complete machine more attractive in appearance.Back is designed with battery compartment, and battery compartment is designed to independent warehouse, facilitates replacing and the maintenance of battery.In storehouse, be designed with sealing rubber strip, after battery cabin cap is fastening, battery compartment can be sealed, reach effect dustproof, rainproof.Battery cabin cap back is designed with nameplate, conveniently equipment is indicated and is numbered.
The i.MX6 Series Industrial level ARM module of described detector based on Freescale company of the U.S. is main nucleus module, designed, designed data processing plate, ARM module and data processing plate are by the ARM computer motherboard of a complete function of highly reliable connector composition, peripheral lithium battery, touch-screen, keyboard circuit etc. are connected with data processing plate by communication interface, be aided with the casing of good seal, form a high performance ARM portable detector with stronger adaptive capacity to environment.Instrument internal adopts high reliability communication interface to connect, consider the plug property of functional module simultaneously, making product have higher modularization, standardization, technology level, is a kind of fast operation, measuring accuracy is high, volume is little, portably use detector easily.
Applied specific case herein principle of the present utility model and embodiment thereof are set forth, the explanation of above embodiment is just with helping understand method of the present utility model and core concept thereof.It should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not depart from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (4)
1. the portable detector based on ARM, comprises shell, it is characterized in that: in described shell, be provided with the keyboard circuit for inputting data and order; Be used for peripheral test device being connected with described detector and being embedded in several interfaces on shell; The data processing plate of processing and being connected with ARM module, keyboard circuit, touch-screen and lithium battery for the data that interface is sent; The ARM module that is used for receiving the data of data processing plate transmission and data after treatment is sent to data processing plate; For the touch-screen showing test results; And the lithium battery that is used to detector to power.
2. the portable detector based on ARM according to claim 1, it is characterized in that: described data processing plate comprises Qseven connector, touch screen control circuit, backlight brightness control circuit, keyboard control circuit, audio frequency processing and power amplifier, power management and multiple power supplies change-over circuit, charging and discharging lithium battery management circuit and signal processing circuit, described touch-screen is electrically connected with Qseven connector, touch screen control circuit and backlight brightness control circuit respectively by signaling interface; Described keyboard circuit is electrically connected with Qseven connector through keyboard control circuit by signaling interface; Described lithium battery is electrically connected with power management and multiple power supplies change-over circuit by power interface, charging and discharging lithium battery management circuit successively, and described power management and multiple power supplies change-over circuit are connected with Qseven connector, touch screen control circuit, backlight brightness control circuit, keyboard control circuit, audio frequency processing and power amplifier and signal processing circuit respectively; Audio frequency is processed and the output terminal of power amplifier is connected with built-in loudspeaker, is embedded in audio interface on shell with audio frequency processing and power amplifier is two-way is connected; The power supply air plug interface being embedded on shell is electrically connected with charging and discharging lithium battery management circuit through power interface; The USB interface, RS232 interface, CAN interface and the network air plug interface that are embedded on shell are connected with signal processing circuit by signaling interface respectively; Described Qseven connector is electrically connected with ARM module by signal bus.
3. the portable detector based on ARM according to claim 1 and 2, is characterized in that: described ARM module comprises arm processor, internal memory and Flash storer.
4. the portable detector based on ARM according to claim 1 and 2, is characterized in that: described data processing plate is provided with SD card socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320749504.4U CN203606411U (en) | 2013-11-25 | 2013-11-25 | ARM-based portable detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320749504.4U CN203606411U (en) | 2013-11-25 | 2013-11-25 | ARM-based portable detector |
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| CN203606411U true CN203606411U (en) | 2014-05-21 |
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| CN201320749504.4U Expired - Lifetime CN203606411U (en) | 2013-11-25 | 2013-11-25 | ARM-based portable detector |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406933A (en) * | 2014-11-28 | 2015-03-11 | 成都蓝宇科维科技有限公司 | Ozone detector based on ARM |
| CN105137874A (en) * | 2015-08-24 | 2015-12-09 | 宋张波 | Automation control system and method |
| CN108362843A (en) * | 2018-02-07 | 2018-08-03 | 厦门海荭兴仪器股份有限公司 | A kind of portable pesticide residue detection device |
| CN108957139A (en) * | 2018-09-10 | 2018-12-07 | 中核陕西铀浓缩有限公司 | A kind of multichannel resistance measuring instrument |
| CN109870292A (en) * | 2017-12-01 | 2019-06-11 | 神讯电脑(昆山)有限公司 | Backlit keyboard detection device |
-
2013
- 2013-11-25 CN CN201320749504.4U patent/CN203606411U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406933A (en) * | 2014-11-28 | 2015-03-11 | 成都蓝宇科维科技有限公司 | Ozone detector based on ARM |
| CN105137874A (en) * | 2015-08-24 | 2015-12-09 | 宋张波 | Automation control system and method |
| CN105137874B (en) * | 2015-08-24 | 2017-12-05 | 宋张波 | A kind of automation control system and method |
| CN109870292A (en) * | 2017-12-01 | 2019-06-11 | 神讯电脑(昆山)有限公司 | Backlit keyboard detection device |
| CN108362843A (en) * | 2018-02-07 | 2018-08-03 | 厦门海荭兴仪器股份有限公司 | A kind of portable pesticide residue detection device |
| CN108957139A (en) * | 2018-09-10 | 2018-12-07 | 中核陕西铀浓缩有限公司 | A kind of multichannel resistance measuring instrument |
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Granted publication date: 20140521 |
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| CX01 | Expiry of patent term |