CN109799752A - Data acquisition device - Google Patents
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- CN109799752A CN109799752A CN201910035819.4A CN201910035819A CN109799752A CN 109799752 A CN109799752 A CN 109799752A CN 201910035819 A CN201910035819 A CN 201910035819A CN 109799752 A CN109799752 A CN 109799752A
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- 238000000265 homogenisation Methods 0.000 claims abstract description 59
- 238000004891 communication Methods 0.000 claims abstract description 49
- 238000000034 method Methods 0.000 claims abstract description 32
- 238000012545 processing Methods 0.000 claims abstract description 31
- 230000008569 process Effects 0.000 claims abstract description 30
- 238000002955 isolation Methods 0.000 claims abstract description 29
- 238000013519 translation Methods 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 7
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- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
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- 238000012544 monitoring process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000013480 data collection Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
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Abstract
The present invention provides a kind of data acquisition device, which includes: control unit, network communication chip and input unit, and input unit includes multiple selector, data cleansing device and ADC；Data cleansing device is connected between multiple selector and ADC, and ADC is connect by the first electrical isolation circuit with control unit, and network communication chip is connect by the second electrical isolation circuit with control unit；Multiple selector will at least electric analoging signal be conveyed to data cleansing device all the way；Data cleansing device obtains homogenization treated at least electric analoging signal all the way；Treated that at least electric analoging signal carries out analog-to-digital conversion process all the way to homogenization by ADC, generates at least digital signal all the way；Control unit is used to generate digital data at least digital signal carries out digital quantity translation processing all the way, digital data is sent to receiving device.Deploying computer is not needed, can satisfy the demand of particular surroundings.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of data acquisition devices.
Background technique
With the development of communication technology, in all kinds of environment, all there is the demand of acquisition data.Currently, number can be used
After data are acquired and are handled according to acquisition system, by the data transmitting and receiving terminal after processing, such as it is sent to service
Device etc..
In the prior art, it provides a kind of based on hybrid computer acquisition system.It is by general purpose computer and single-chip microcontroller
It is connected by STD bus.The part that single-chip computer and its peripheral circuit is constituted is the requirement for aiming at the functions such as data acquisition
And configure, computer undertakes the human-computer dialogue of data collection system, the calculating of large capacity, record, printing, graphical display etc. and appoints
Business.
However in the prior art, it since single-chip microcontroller needs to communicate by interface with computer, needs to change planes in collection site
In need deploying computer, and then be not able to satisfy the demand of particular surroundings, such as in environment such as agricultural, the monitoring of combustion gas well, these
Setting computer is not easy in environment.
Summary of the invention
The present invention provides a kind of data acquisition device, when to solve to acquire data in the prior art, is not easy to set
The problem of setting computer.
The present invention provides a kind of data acquisition device, comprising:
Control unit, network communication chip and input unit, wherein the input unit includes multiple selector, number
According to washer and A/D converter ADC；
Wherein, the data cleansing device is connected between the multiple selector and the ADC, and the ADC passes through first
Electrical isolation circuit is connect with described control unit, and the network communication chip passes through the second electrical isolation circuit and the control
Unit connection；
The multiple selector, for receiving the analog input signal of input equipment output, by the analog input
Signal is converted at least electric analoging signal all the way, and electric analoging signal is conveyed to the data cleansing device all the way by described at least；
The data cleansing device is uniformed for electric analoging signal to carry out homogenization processing all the way to described at least
Treated at least electric analoging signal all the way, wherein that treated is at least each in electric analoging signal all the way for the homogenization
A road electric analoging signal amplification factor having the same and polarization value, and by the homogenization treated at least electrical analogue all the way
Signal is conveyed to the ADC；
The ADC is raw for the homogenization, treated that at least electric analoging signal carries out analog-to-digital conversion process all the way
At at least digital signal all the way, and by described at least, digital signal is conveyed to described control unit all the way；
Described control unit, for generating digital quantity at least digital signal progress digital quantity translation processing all the way
Data, and the digital data is sent to by receiving device by the network communication chip.
Further, described device, further includes: input channel range encoder；
Wherein, the input channel range encoder is connected between described control unit and the data cleansing device；
The input channel range encoder, at least electrical analogue to be believed all the way described in obtaining in the data cleansing device
Number, and receive the process instruction of described control unit transmission；According to the process instruction, at least electric analoging signal all the way
It is handled, obtain that treated at least electric analoging signal all the way, wherein treated at least electric analoging signal all the way
Semaphore per electric analoging signal all the way is consistent, and treated that at least electric analoging signal is conveyed to the data all the way by described
Washer；
The data cleansing device, specifically for treated that at least electric analoging signal carries out at homogenization all the way to described
Reason, obtains homogenization treated at least electric analoging signal all the way, and by the homogenization treated at least electrical analogue all the way
Signal is conveyed to the ADC.
Further, the data cleansing device, is also used to:
Determine it is described at least the range of electric analoging signal is inconsistent all the way when, by the ADC to described control unit
Send feedback message, wherein feedback message characterization is described, and at least the range of electric analoging signal is inconsistent all the way；
Described control unit is also used to send the process instruction, the processing to the input channel range encoder
It include per the range information of selector all the way and per the corresponding relationship between the semaphore of electric analoging signal all the way in instruction；
The input channel range encoder, specifically at least electric mould all the way described in obtaining in the data cleansing device
Quasi- signal；According to the corresponding relationship in the process instruction, electric analoging signal is handled all the way to described at least, is obtained
Treated at least electric analoging signal all the way.
It further, include at least the believing in electric analoging signal per electrical analogue all the way all the way in the feedback message
Number semaphore；
Described control unit is also used to disappear by the network communication chip to the receiving device transmission feedback
Breath；
The receiving device, for sending the amount per selector all the way in the multiple selector to described control unit
Journey information；
Described control unit, being also used to will be described per the range information of selector all the way and described per electric analoging signal all the way
Semaphore corresponded, obtain the corresponding relationship.
Further, described device, further includes: watchdog module；
Wherein, the watchdog module is connect with described control unit；
The watchdog module, for when detecting that described control unit is accidentally shut down, by described control unit weight
New starting.
Further, described device, further includes: power circuit；
Wherein, the power circuit is connect with described control unit, and the power circuit is connect with external power supply.
Further, described device, further includes: dc chopper；
Wherein, the junction that the dc chopper is connected to the power circuit and described control unit is attached；
The dc chopper, for adjusting the duty ratio of the direct current on the power circuit, to control the power supply
Size of the circuit output to the effective voltage of described control unit.
Further, the data cleansing device is connect by the first electrical isolation circuit with described control unit；
Described control unit is also used to send homogenization control instruction to the data cleansing device, so that the data are clear
Washing device, electric analoging signal carries out homogenization processing all the way to described at least according to the homogenization control instruction.
Further, the multiple selector is connect by the first electrical isolation circuit with described control unit；
Described control unit is also used to send selection instruction to the multiple selector, so that the multiple selector root
The analog input signal for selecting at least one input equipment to be exported according to the selection instruction.
Further, the network communication chip is Machine To Machine M2M network communication chip.
The solution have the advantages that: it is made of offer control unit, network communication chip and input unit
Data acquisition device, input unit include multiple selector, data cleansing device and ADC；Data cleansing device is connected to multichannel choosing
It selects between device and ADC, ADC is connect by the first electrical isolation circuit with control unit, and network communication chip is electrical by second
Isolation circuit is connect with control unit；Multiple selector is used to receive the analog input signal of input equipment output, will simulate
Amount input signal is converted at least electric analoging signal all the way, and will at least electric analoging signal is conveyed to data cleansing device all the way；Number
It is used for according to washer at least electric analoging signal carries out homogenization processing all the way, obtains homogenization treated at least electric mould all the way
Quasi- signal, wherein treated that at least each of electric analoging signal road electric analoging signal is having the same all the way for homogenization
Amplification factor and polarization value, and will homogenization treated that at least electric analoging signal is conveyed to ADC all the way；ADC is used for uniform
Changing treated, at least electric analoging signal carries out analog-to-digital conversion process all the way, generates at least digital signal all the way, and will at least one
Railway digital signal is conveyed to control unit；Control unit is used for at least digital signal carries out digital quantity translation processing all the way, raw
Digital data is sent to receiving device at digital data, and by network communication chip.So as to defeated to analog quantity
Enter signal to be handled, obtains the digital data of actual environment.Data acquisition device provided in this embodiment is a kind of gateway,
It does not need deploying computer, can satisfy the demand of particular surroundings, such as in environment such as agricultural, the monitoring of combustion gas well.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of data acquisition device provided by the embodiments of the present application；
Fig. 2 is the structural schematic diagram of another data acquisition device provided by the embodiments of the present application.
Through the above attached drawings, it has been shown that the specific embodiment of the disclosure will be hereinafter described in more detail.These attached drawings
It is not intended to limit the scope of this disclosure concept by any means with verbal description, but is by referring to specific embodiments
Those skilled in the art illustrate the concept of the disclosure.
Appended drawing reference:
11: control unit；12: network communication chip；
13: input unit；14: multiple selector；
15: data cleansing device；16:ADC；
17: the first electrical isolation circuits；18: the second electrical isolation circuits；
19: input channel range encoder；20: watchdog module；
21: power circuit；22: dc chopper.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
The specific application scenarios of the present invention: with the development of communication technology, in all kinds of environment, all there are acquisition data
Demand.Currently, the data transmission after processing is connect after data being acquired and be handled using data collection system
Receiving end, such as be sent to server etc..In the prior art, it provides a kind of based on hybrid computer acquisition system.It by
General purpose computer is connected with single-chip microcontroller by STD bus, wherein STD bus can be using the total of RS-485 standard
Line.The part that single-chip computer and its peripheral circuit is constituted is to aim at the requirements of functions such as data acquisition and configure, and computer undertakes
The tasks such as the human-computer dialogue of data collection system, the calculating of large capacity, record, printing, graphical display.However in the prior art,
Since single-chip microcontroller needs to communicate by RS-485 interface with computer, need to need deploying computer in collection site is changed planes,
And then it is not able to satisfy the demand of particular surroundings, such as be not easy to setting meter in the environment such as agricultural, the monitoring of combustion gas well, these environment
Calculation machine.Also, data communication is carried out using 433MHz wireless mode, data communication is unstable, is easy to be interfered by surrounding enviroment.
Data acquisition device provided by the invention, it is intended to solve the technical problem as above of the prior art.
How to be solved with technical solution of the specifically embodiment to technical solution of the present invention and the application below above-mentioned
Technical problem is described in detail.These specific embodiments can be combined with each other below, for the same or similar concept
Or process may repeat no more in certain embodiments.Below in conjunction with attached drawing, the embodiment of the present invention is described.
Fig. 1 is a kind of structural schematic diagram of data acquisition device provided by the embodiments of the present application.As shown in Figure 1, the device
Include:
Control unit 11, network communication chip 12 and input unit 13, wherein input unit 13 includes multiple selector
14, data cleansing device 15 and A/D converter (Analog-to-Digital Converter, abbreviation ADC) 16.
Wherein, data cleansing device 15 is connected between multiple selector 14 and ADC16, and ADC16 passes through the first electrical isolation
Circuit 17 is connect with control unit 11, and network communication chip 12 is connect by the second electrical isolation circuit 18 with control unit 11.
Multiple selector 14 turns analog input signal for receiving the analog input signal of input equipment output
It is changed at least electric analoging signal all the way, and will at least electric analoging signal is conveyed to data cleansing device 15 all the way.
Data cleansing device 15, after at least electric analoging signal carries out homogenization processing all the way, obtaining homogenization processing
At least electric analoging signal all the way, wherein homogenization treated at least each of electric analoging signal road electrical analogue all the way
Signal amplification factor having the same and polarization value, and will homogenization treated that at least electric analoging signal is conveyed to all the way
ADC16。
ADC16, for homogenization treated at least all the way electric analoging signal carry out analog-to-digital conversion process, generate at least
Digital signal all the way, and will at least digital signal is conveyed to control unit 11 all the way.
Control unit 11, for generating digital data at least digital signal carries out digital quantity translation processing all the way, and
Digital data is sent to receiving device by network communication chip 12.
In the present embodiment, specifically, data acquisition device provided in this embodiment is by control unit 11, network communication core
Piece 12 and input unit 13 are constituted, wherein input unit 13 include multiple selector 14, data cleansing device 15 and
ADC16。
Multiple selector 14 is connect at least one input equipment；And by multiple selector 14 and data cleansing device 15
Connection.Data cleansing device 15 is connect with ADC16.
ADC16 is connect by the first electrical isolation circuit 17 with control unit 11, and then ADC16 and control unit 11 carry out
Electrical isolation.Network communication chip 12 is connect by the second electrical isolation circuit 18 with control unit 11, and then network communication core
Piece 12 and control unit 11 carry out electrical isolation.
Each of at least one input equipment input equipment inputs analog input all the way into multiple selector 14
Signal, and then multiple selector 14 gets at least analog input signal all the way.For example, multiple selector 14 gets eight tunnels
Analog input signal.
Multiple selector 14 will at least analog input signal be converted at least electric analoging signal all the way all the way, then multichannel
Selector 14 will at least electric analoging signal be conveyed to data cleansing device 15 all the way.
Data cleansing device 15 is receiving at least all the way after electric analoging signal of the conveying of multiple selector 14, at least one
Road electric analoging signal carries out homogenization processing, then obtains homogenization treated at least electric analoging signal all the way, wherein uniform
Change that treated at least each of electric analoging signal road electric analoging signal amplification factor having the same and polarization value all the way；
Then will uniform that treated at least electric analoging signal all the way of data cleansing device 15, is conveyed to ADC16.
Treated at least all the way after electric analoging signal in the homogenization for receiving the conveying of data cleansing device 15 by ADC16,
To the homogenization, treated that at least electric analoging signal carries out analog-to-digital conversion process all the way, generates at least digital signal all the way；So
Afterwards ADC16 will at least digital signal all the way, be conveyed to control unit 11.
Control unit 11 is receiving at least all the way after digital signal of ADC16 conveying, believes an at least railway digital
Number carry out digital quantity translation processing, that is, carry out digital sensors numerical value translation, and then generate digital data.
For example, the sensing data of digital quantity is translated into the digital data of actual environment by control unit 11, than
Degree Celsius of such as air themperature.
Then, digital data is sent to network communication chip 12 by control unit 11；Then, network communication chip 12 will
Digital data is sent to receiving device.
For example, digital data is sent to server data and is connect by control unit 11 by network communication chip 12
Receive program.
The present embodiment is adopted by providing by the data that control unit 11, network communication chip 12 and input unit 13 are constituted
Acquisition means, input unit 13 include multiple selector 14, data cleansing device 15 and ADC16；Data cleansing device 15 is connected to more
Between road selector 14 and ADC16, ADC16 is connect by the first electrical isolation circuit 17 with control unit 11, network communication core
Piece 12 is connect by the second electrical isolation circuit 18 with control unit 11；Multiple selector 14 is used to receive input equipment output
Analog input signal is converted at least electric analoging signal all the way by analog input signal, and will at least electrical analogue is believed all the way
Number it is conveyed to data cleansing device 15；Data cleansing device 15 is used to obtain at least electric analoging signal carries out homogenization processing all the way
Homogenization treated at least electric analoging signal all the way, wherein that treated is at least every in electric analoging signal all the way for homogenization
One road electric analoging signal amplification factor having the same and polarization value, and will homogenization treated at least all the way electrical analogue believe
Number it is conveyed to ADC16；ADC16 is used for that treated that at least electric analoging signal carries out analog-to-digital conversion process all the way to homogenization, raw
At at least digital signal all the way, and will at least digital signal is conveyed to control unit 11 all the way；Control unit 11 is used for at least
Digital signal carries out digital quantity translation processing all the way, generates digital data, and passes through network communication chip 12 for digital quantity number
According to being sent to receiving device.So as to handle analog input signal, the digital data of actual environment is obtained.This
The data acquisition device that embodiment provides is a kind of gateway, it does not need deploying computer, can satisfy the demand of particular surroundings,
Such as in environment such as agricultural, the monitoring of combustion gas well.
Fig. 2 is the structural schematic diagram of another data acquisition device provided by the embodiments of the present application.Embodiment shown in Fig. 1
On the basis of, as shown in Fig. 2, the device, further includes: input channel range encoder 19；Wherein, input channel range encoder
19 are connected between control unit 11 and data cleansing device 15.
Input channel range encoder 19 for obtaining at least electric analoging signal all the way in data cleansing device 15, and connects
Receive the process instruction that control unit 11 is sent；It is handled according to process instruction at least electric analoging signal is handled all the way
At least electric analoging signal all the way afterwards, wherein treated at least letter per electric analoging signal all the way of electric analoging signal all the way
Number amount is consistent, and will treated that at least electric analoging signal is conveyed to data cleansing device 15 all the way.
Data cleansing device 15 is obtained specifically for treated, at least electric analoging signal carries out homogenization processing all the way
Homogenization treated at least electric analoging signal all the way, and will homogenization treated that at least electric analoging signal is conveyed to all the way
ADC16。
Data cleansing device 15, is also used to: when determining that at least the range of electric analoging signal is inconsistent all the way, passing through ADC16
Feedback message is sent to control unit 11, wherein at least the range of electric analoging signal is inconsistent all the way for feedback message characterization；
Correspondingly, control unit 11, it is also used to send process instruction to input channel range encoder 19, in process instruction
Including per the range information of selector all the way and per the corresponding relationship between the semaphore of electric analoging signal all the way.
Correspondingly, input channel range encoder 19, specifically for obtaining at least electric mould all the way in data cleansing device 15
Quasi- signal；According to the corresponding relationship in process instruction, at least electric analoging signal is handled all the way, obtain that treated at least
Electric analoging signal all the way.
It include at least semaphore per electric analoging signal all the way in electric analoging signal all the way in feedback message.
Correspondingly, control unit 11, is also used to send feedback message to receiving device by network communication chip 12.
Correspondingly, receiving device, for sending the amount per selector all the way in multiple selector 14 to control unit 11
Journey information.
Correspondingly, control unit 11, being also used to will be per the range information of selector all the way and per electric analoging signal all the way
Semaphore is corresponded, and corresponding relationship is obtained.
Device provided in this embodiment, further includes: watchdog module 20；Wherein, watchdog module 20 and control unit 11
Connection.
Watchdog module 20, for when detecting that control unit 11 is accidentally shut down, control unit 11 to be restarted.
Device provided in this embodiment, further includes: power circuit 21；Wherein, power circuit 21 is connect with control unit 11,
And power circuit 21 is connect with external power supply.
Device provided in this embodiment, further includes: dc chopper 22 (Current Direct/Current Direct,
Abbreviation DC/DC)；Wherein, the junction that dc chopper 22 is connected to power circuit 21 and control unit 11 is attached.
Dc chopper 22, it is defeated with controlling power circuit 21 for adjusting the duty ratio of the direct current on power circuit 21
Out to the size of the effective voltage of control unit 11.
Data cleansing device 15 is connect by the first electrical isolation circuit 17 with control unit 11；Control unit 11, is also used to
Homogenization control instruction is sent to data cleansing device 15, so that data cleansing device 15 is according to homogenization control instruction at least all the way
Electric analoging signal carries out homogenization processing.
Multiple selector 14 is connect by the first electrical isolation circuit 17 with control unit 11；Control unit 11, is also used to
Selection instruction is sent to multiple selector 14, so that multiple selector 14 selects at least one input equipment institute according to selection instruction
The analog input signal of output.
Network communication chip 12 is Machine To Machine (Machine to Machine, abbreviation M2M) network communication chip 12.
In the present embodiment, specifically, further comprising an input channel in data acquisition device provided in this embodiment
Range encoder 19；One end of input channel range encoder 19 is connect with control unit 11, input channel range encoder 19
The other end connect with data cleansing device 15.Input channel range encoder 19 it is available into data cleansing device 15 at least
Electric analoging signal all the way, and the process instruction that reception control unit 11 is sent；Input channel range encoder 19 is according to processing
Instruction, at least electric analoging signal is handled all the way, obtain that treated at least electric analoging signal all the way, wherein after processing
At least the semaphore per electric analoging signal all the way of electric analoging signal is consistent all the way；Input channel range encoder 19 will be handled
Afterwards at least electric analoging signal is conveyed to data cleansing device 15 all the way；Then, data cleansing device 15 to treated at least all the way
Electric analoging signal carries out homogenization processing, obtains homogenization treated at least electric analoging signal all the way；Data cleansing device 15 will
Treated that at least electric analoging signal is conveyed to ADC16 all the way for homogenization.Optionally, network communication chip 12 is Machine To Machine
M2M network communication chip.Optionally, control unit 11 is microprocessor (Advanced RISC Machines, abbreviation ARM),
For example, ARM uses the ARM of 32 reduced instruction sets (Reduced Instruction Set Computer, abbreviation RISC)
Chip.
Specifically, data cleansing device 15 is determining at least range of the road electric analoging signal Zhong Ge electric analoging signal all the way
When inconsistent, feedback message is sent to ADC16 according to washer, at least the range of electric analoging signal is not all the way for feedback message characterization
Unanimously；Then, feedback message is sent to control unit 11 by ADC16.Then, control unit 11 is receiving ADC16 transmission
After feedback message, control unit 11 sends a process instruction to input channel range encoder 19, wraps in the process instruction
It includes per the range information of selector all the way and per the corresponding relationship between the semaphore of electric analoging signal all the way.Then, input is logical
Road range encoder 19 has got at least electric analoging signal all the way in data cleansing device 15, thus input channel range
After encoder 19 receives the process instruction of the transmission of control unit 11, input channel range encoder 19 can refer to according to processing
Corresponding relationship in order, at least electric analoging signal is handled all the way, obtain that treated at least electric analoging signal all the way.So
Afterwards, by treated, at least electric analoging signal is conveyed to data cleansing device 15 to input channel range encoder 19 all the way；Data are clear
It washes that device 15 can at least electric analoging signal carries out homogenization processing all the way to treated, obtains homogenization treated at least
Electric analoging signal all the way, and will homogenization treated that at least electric analoging signal is conveyed to ADC16 all the way.
Alternatively, data cleansing device 15 is determining that at least the range of the road electric analoging signal Zhong Ge electric analoging signal is different all the way
When cause, feedback message is sent to ADC16 according to washer, at least the range of electric analoging signal is different all the way for feedback message characterization
It causes, and includes at least semaphore per electric analoging signal all the way in electric analoging signal all the way in feedback message；Then,
Feedback message is sent to control unit 11 by ADC16.Then, feedback message is sent to network communication chip by control unit 11
12, feedback message is sent to receiving device again by network communication chip 12.Then receiving device is after receiving feedback message,
The range information per selector all the way in multiple selector 14 is sent to control unit 11.Then, due to control unit 11 with
And at least semaphore per electric analoging signal all the way in electric analoging signal all the way has been got, so that control unit 11 can will
It is corresponded per the range information of selector all the way with the semaphore per electric analoging signal all the way, obtains a corresponding pass
System.Then, control unit 11 sends a process instruction to input channel range encoder 19, includes each in the process instruction
Corresponding relationship between the range information of road selector and every semaphore of electric analoging signal all the way.Then, input channel range
Encoder 19 has got at least electric analoging signal all the way in data cleansing device 15, thus input channel range encoder
After 19 receive the process instruction of the transmission of control unit 11, input channel range encoder 19 can be according in process instruction
Corresponding relationship, at least electric analoging signal is handled all the way, obtain that treated at least electric analoging signal all the way.Then, defeated
Entering channel range encoder 19, at least electric analoging signal is conveyed to data cleansing device 15 all the way by treated；Data cleansing device 15
Can to treated, at least electric analoging signal carries out homogenization processing all the way, obtain homogenization treated and is at least electric all the way
Analog signal, and will homogenization treated that at least electric analoging signal is conveyed to ADC16 all the way.
Also there is watchdog module 20, dc chopper 22, power circuit in data acquisition device provided in this embodiment
21；Watchdog module 20 is connect with control unit 11；Power circuit 21 is connect with control unit 11, and power circuit 21 and outer
The connection of portion's power supply；By the junction that dc chopper 22 is connected to power circuit 21 and control unit 11 is attached.To outer
Portion's power supply can provide electric energy by power circuit 21 for each structure in data acquisition device.Watchdog module 20 can examined
When measuring control unit 11 and being accidentally shut down, control unit 11 is restarted.The adjustable power circuit of dc chopper 22
The duty ratio of direct current on 21, and then the output of controlling power circuit 21 is to the size of the effective voltage of control unit 11.
Also, as shown in Fig. 2, can by data cleansing device 15 by the first electrical isolation circuit 17 and control unit 11 into
Row connection；To which control unit 11 can send homogenization control instruction, then data cleansing device 15 to data cleansing device 15
According to the homogenization control instruction at least electric analoging signal carries out homogenization processing all the way.As shown in Fig. 2, multichannel can be selected
Device 14 is selected to be attached by the first electrical isolation circuit 17 with control unit 11；To which control unit 11 can be to multi-path choice
Device 14 sends selection instruction, thus the mould that multiple selector 14 selects at least one input equipment to be exported according to the selection instruction
Analog quantity input signal, i.e. multiple selector 14 select the analog input signal which input equipment is exported, wherein one
A input equipment exports analog input signal all the way.
The present embodiment is by providing by power circuit 21, input unit 13, input channel range encoder 19, control unit
11, the data acquisition device that network communication chip 12 is constituted, wherein power circuit 21 is connect with control unit 11, input unit
13 are connect by the first electrical isolation circuit 17 with control unit 11, and network communication chip 12 passes through the second electrical isolation circuit 18
It is connect with control unit 11；Input unit 13 includes multiple selector 14, data cleansing device 15 and ADC16；ADC16 is logical
The first electrical isolation circuit 17 is crossed to connect with control unit 11.So as to handle analog input signal, showed
The digital data of real environment；Also, it, can be at least when the semaphore of electric analoging signal at least all the way is inconsistent
The semaphore of electric analoging signal all the way is adjusted.To the gateway provided, deploying computer is not needed, it is special to can satisfy
The demand of environment, such as in environment such as agricultural, the monitoring of combustion gas well；Also, data communication is carried out using M2M network communication chip,
The interface strong antijamming capability of M2M network communication chip, can be to avoid industry spot signal to the shadow of microcontroller communication interface
It rings, data communication is stablized；Also, watchdog module 20 is provided, when gateway exception, gateway is restarted；
DC/DC can carry out over-voltage, the protection of overcurrent to gateway.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the disclosure
Its embodiment.The present invention is directed to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claims are pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by appended claims
System.
Claims (10)
1. a kind of data acquisition device characterized by comprising
Control unit, network communication chip and input unit, wherein the input unit includes that multiple selector, data are clear
Wash device and A/D converter ADC；
Wherein, the data cleansing device is connected between the multiple selector and the ADC, and the ADC is electrical by first
Isolation circuit is connect with described control unit, and the network communication chip passes through the second electrical isolation circuit and described control unit
Connection；
The multiple selector, for receiving the analog input signal of input equipment output, by the analog input signal
Be converted at least electric analoging signal all the way, and electric analoging signal is conveyed to the data cleansing device all the way by described at least；
The data cleansing device obtains homogenization processing for electric analoging signal to carry out homogenization processing all the way to described at least
At least electric analoging signal all the way afterwards, wherein the homogenization treated at least each of electric analoging signal road all the way
Electric analoging signal amplification factor having the same and polarization value, and by the homogenization treated at least electric analoging signal all the way
It is conveyed to the ADC；
The ADC, for it is described homogenization treated at least all the way electric analoging signal carry out analog-to-digital conversion process, generate extremely
Few digital signal all the way, and digital signal is conveyed to described control unit all the way by described at least；
Described control unit, for generating digital data at least digital signal progress digital quantity translation processing all the way,
And the digital data is sent to by receiving device by the network communication chip.
2. the apparatus according to claim 1, which is characterized in that described device, further includes: input channel range encoder；
Wherein, the input channel range encoder is connected between described control unit and the data cleansing device；
The input channel range encoder, at least electric analoging signal all the way described in obtaining in the data cleansing device,
And receive the process instruction of described control unit transmission；According to the process instruction, to it is described at least all the way electric analoging signal into
Row processing, obtain that treated at least electric analoging signal all the way, wherein treated at least electric analoging signal all the way it is every
The semaphore of electric analoging signal is consistent all the way, and treated that at least to be conveyed to the data clear for electric analoging signal all the way by described
Wash device；
The data cleansing device is obtained specifically for treated that at least electric analoging signal carries out homogenization processing all the way to described
To homogenization treated at least electric analoging signal all the way, and by the homogenization, treated that at least electric analoging signal is defeated all the way
Give the ADC.
3. the apparatus of claim 2, which is characterized in that the data cleansing device is also used to:
Determine it is described at least the range of electric analoging signal is inconsistent all the way when, sent by the ADC to described control unit
Feedback message, wherein feedback message characterization is described, and at least the range of electric analoging signal is inconsistent all the way；
Described control unit is also used to send the process instruction, the process instruction to the input channel range encoder
In include per the range information of selector all the way and per the corresponding relationship between the semaphore of electric analoging signal all the way；
The input channel range encoder, specifically at least electrical analogue is believed all the way described in obtaining in the data cleansing device
Number；According to the corresponding relationship in the process instruction, electric analoging signal is handled all the way to described at least, is obtained described
Treated at least electric analoging signal all the way.
4. device according to claim 3, which is characterized in that include at least electric mould all the way in the feedback message
The semaphore per electric analoging signal all the way in quasi- signal；
Described control unit is also used to send the feedback message to the receiving device by the network communication chip；
The receiving device, for sending the range letter per selector all the way in the multiple selector to described control unit
Breath；
Described control unit is also used to the letter by described per the range information of selector all the way with every electric analoging signal all the way
Number amount is corresponded, and the corresponding relationship is obtained.
5. the apparatus according to claim 1, which is characterized in that described device, further includes: watchdog module；
Wherein, the watchdog module is connect with described control unit；
The watchdog module, for when detecting that described control unit is accidentally shut down, described control unit to be opened again
It is dynamic.
6. the apparatus according to claim 1, which is characterized in that described device, further includes: power circuit；
Wherein, the power circuit is connect with described control unit, and the power circuit is connect with external power supply.
7. device according to claim 6, which is characterized in that described device, further includes: dc chopper；
Wherein, the junction that the dc chopper is connected to the power circuit and described control unit is attached；
The dc chopper, for adjusting the duty ratio of the direct current on the power circuit, to control the power circuit
It exports to the size of the effective voltage of described control unit.
8. device according to claim 1-7, which is characterized in that the data cleansing device passes through first electricity
Gas isolation circuit is connect with described control unit；
Described control unit is also used to send homogenization control instruction to the data cleansing device, so that the data cleansing device
According to the homogenization control instruction, electric analoging signal carries out homogenization processing all the way to described at least.
9. device according to claim 1-7, which is characterized in that the multiple selector passes through first electricity
Gas isolation circuit is connect with described control unit；
Described control unit is also used to send selection instruction to the multiple selector, so that the multiple selector is according to institute
State the analog input signal that selection instruction selects at least one input equipment to be exported.
10. device according to claim 1-7, which is characterized in that the network communication chip is machine to machine
Device M2M network communication chip.
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29814322U1 (en) * | 1998-02-15 | 1999-03-18 | Stache, Nicolaj, 53567 Asbach | Device for collecting the characteristic data and for the user-specific optimization of solar cells |
| JP2000294189A (en) * | 1999-04-07 | 2000-10-20 | Jeol Ltd | Data acquisition system for time-of-flight mass spectrometer |
| US6334075B1 (en) * | 1996-01-31 | 2001-12-25 | Mitsubishi Denki Kabushiki Kaisha | Data processor providing interactive user configuration of data acquisition device storage format |
| CN1675603A (en) * | 2002-08-20 | 2005-09-28 | 东京毅力科创株式会社 | Method for processing data based on the data context |
| CN101579664A (en) * | 2009-06-22 | 2009-11-18 | 中国电子科技集团公司第四十一研究所 | Adhesive spraying device and adhesive spraying control method |
| CN102590604A (en) * | 2012-03-21 | 2012-07-18 | 西北工业大学 | Wide voltage data collection device based on complex programmable logic device (CPLD) |
| CA2780535A1 (en) * | 2012-06-21 | 2013-12-21 | Dark River Systems Inc. | Modular scada system |
| CN203551134U (en) * | 2013-09-30 | 2014-04-16 | 杭州开源电脑技术有限公司 | Multipath analog quantity industrial acquisition device |
| CN204009488U (en) * | 2014-06-06 | 2014-12-10 | 苏州泽众新能源科技有限公司 | A kind of data acquisition unit |
| CN205176570U (en) * | 2015-12-09 | 2016-04-20 | 泉州市冠航达电子科技有限公司 | Mixed IO data acquisition module of RJ -45 ethernet interface |
| CN105511351A (en) * | 2015-12-09 | 2016-04-20 | 泉州市冠航达电子科技有限公司 | Industrial field CAN bus isolation data acquisition module |
-
2019
- 2019-01-15 CN CN201910035819.4A patent/CN109799752B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6334075B1 (en) * | 1996-01-31 | 2001-12-25 | Mitsubishi Denki Kabushiki Kaisha | Data processor providing interactive user configuration of data acquisition device storage format |
| DE29814322U1 (en) * | 1998-02-15 | 1999-03-18 | Stache, Nicolaj, 53567 Asbach | Device for collecting the characteristic data and for the user-specific optimization of solar cells |
| JP2000294189A (en) * | 1999-04-07 | 2000-10-20 | Jeol Ltd | Data acquisition system for time-of-flight mass spectrometer |
| CN1675603A (en) * | 2002-08-20 | 2005-09-28 | 东京毅力科创株式会社 | Method for processing data based on the data context |
| CN101579664A (en) * | 2009-06-22 | 2009-11-18 | 中国电子科技集团公司第四十一研究所 | Adhesive spraying device and adhesive spraying control method |
| CN102590604A (en) * | 2012-03-21 | 2012-07-18 | 西北工业大学 | Wide voltage data collection device based on complex programmable logic device (CPLD) |
| CA2780535A1 (en) * | 2012-06-21 | 2013-12-21 | Dark River Systems Inc. | Modular scada system |
| CN203551134U (en) * | 2013-09-30 | 2014-04-16 | 杭州开源电脑技术有限公司 | Multipath analog quantity industrial acquisition device |
| CN204009488U (en) * | 2014-06-06 | 2014-12-10 | 苏州泽众新能源科技有限公司 | A kind of data acquisition unit |
| CN205176570U (en) * | 2015-12-09 | 2016-04-20 | 泉州市冠航达电子科技有限公司 | Mixed IO data acquisition module of RJ -45 ethernet interface |
| CN105511351A (en) * | 2015-12-09 | 2016-04-20 | 泉州市冠航达电子科技有限公司 | Industrial field CAN bus isolation data acquisition module |
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