CN208350070U - A kind of Intelligent unattended machine mapping system - Google Patents
A kind of Intelligent unattended machine mapping system Download PDFInfo
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- CN208350070U CN208350070U CN201821087629.4U CN201821087629U CN208350070U CN 208350070 U CN208350070 U CN 208350070U CN 201821087629 U CN201821087629 U CN 201821087629U CN 208350070 U CN208350070 U CN 208350070U
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- dac
- resistance
- acquisition chip
- darlington transistor
- amplification circuit
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Abstract
The utility model discloses a kind of Intelligent unattended machine mapping systems, including signal generating unit and power amplification circuit, the output end of the signal generating unit is connected by smoothing filter with power amplification circuit, the signal generating unit is internally provided with DAC acquisition chip, the port Vref of the DAC acquisition chip is connected with adjustable resistance, the other end feedback link of the adjustable resistance is to the port ILE of DAC acquisition chip, the port Rfb of the DAC acquisition chip is connected with second resistance by controlling route, the power amplification circuit is internally provided with power amplifier, system generates low frequency sine wave signal using single-chip microcontroller and the D/A converter programming of the superelevation speed of service, adjustment again through active low-pass filter filtering and OCL power amplification circuit, final output frequency is adjustable Low frequency sine wave signal, signal needed for capable of highly precisely generating current detecting system effectively raises the mapping and detection accuracy of equipment.
Description
Technical field
The utility model relates to mapping system technical field, in particular to a kind of Intelligent unattended machine mapping system.
Background technique
Unmanned plane surveying and mapping technology integrates the multi-party surface technology such as visualization technique and computer technology, to a certain extent
For be China's modern science and technology levels and progress an important embodiment, from the point of view of current actual conditions, unmanned plane mapping
Data processing product has the characteristics that high flexibility, high maneuverability, compared with traditional mapping mode, the precision of unmanned plane mapping
It is obviously improved with efficiency, it is often more important that, it is very low that unmanned plane surveys and draws operating cost, and is little affected by extraneous application
The limitation of condition, it is possible to be applied interior on a large scale.
But in existing unmanned plane mapping system, internal pipeline damage location is detected there is also certain defect, is led
When unmanned plane plotting board being caused to repair, time-consuming higher, the practicability is poor.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of Intelligent unattended machine mapping system, have measurement, control,
The functions such as monitoring realize function integration level, effectively improve the mapping and detection accuracy of equipment, can effectively solve in this way
Certainly the problems in background technique.
In order to solve the above-mentioned technical problem, the technical solution of the utility model are as follows: a kind of Intelligent unattended machine mapping system, packet
Signal generating unit and power amplification circuit are included, the output end of the signal generating unit passes through smoothing filter and power amplification
Circuit is connected, and the signal generating unit is internally provided with DAC acquisition chip, the port Vref of the DAC acquisition chip
It is connected with adjustable resistance, the other end feedback link of the adjustable resistance to the port ILE of DAC acquisition chip, the DAC acquisition
The port Rfb of chip is connected with second resistance by controlling route, and the other end of the second resistance is connected with power amplification electricity
Road, the power amplification circuit are internally provided with power amplifier, the input terminal and DAC acquisition chip of the power amplifier
It is connected；
The reverse input end of the power amplifier is connected with input signal cable, the power amplifier by 3rd resistor
Reverse port the 4th resistance and filter capacitor is also respectively connected, be connected in parallel between the 4th resistance and filter capacitor,
The other end of 4th resistance and filter capacitor is connected with output signal line, and the output end of the power amplifier is separately connected
There are the first triode and the second triode, the collector of first triode is connected with the first Darlington transistor, and the described 1st
Emitter the first Darlington transistor base stage of pole pipe is connected, and the emitter of first Darlington transistor is connected with output signal line
It connects.
As the utility model a preferred technical solution, the collector of second triode is connected with second up to woods
Pause pipe, and the emitter of second Darlington transistor is connected with the first Darlington transistor emitter.
As the utility model a preferred technical solution, the collector and the second triode of second Darlington transistor
Collector is connected, and the collector of second Darlington transistor also passes through the 6th resistance and is connected with backward voltage.
As the utility model a preferred technical solution, the collector of first Darlington transistor passes through the 5th resistance
It is connected with voltage source.
As the utility model a preferred technical solution, the single-chip microcontroller that is internally provided with of the signal generating unit is connect
Mouthful, the output end of the interface microcontroller is connected with DAC acquisition chip.
By adopting the above technical scheme, very low frequency is being generated just using single-chip microcontroller and the D/A converter programming of the superelevation speed of service
String wave signal, then the adjustment through active low-pass filter filtering and OCL power amplification circuit, final output frequency are adjustable very low
Frequency sine-wave signal, signal needed for capable of highly precisely generating current detecting system shorten unmanned plane content broken position
Detection and maintenance time realize function integration level, effectively improve the mapping and detection accuracy of equipment.
Detailed description of the invention
Fig. 1 is the utility model signal generating unit Acquisition Circuit figure；
Fig. 2 is the utility model power amplification circuit figure；
Fig. 3 is the utility model control structure schematic diagram.
In figure, 1- signal generating unit；2- smoothing filter；3- power amplification circuit；4- interface microcontroller.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.It should be noted that
The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This
Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other
It can be combined with each other.
It please refers to Fig.1 to Fig.3, the utility model provides a kind of technical solution: a kind of Intelligent unattended machine mapping system, including
Signal generating unit 1 and power amplification circuit 3, the signal generating unit 1 are internally provided with interface microcontroller 4, the list
The output end of piece machine interface 4 is connected with DAC acquisition chip DA, and the output end of the signal generating unit 1 passes through smothing filtering
Device 2 is connected with power amplification circuit 3, and the signal generating unit 1 is internally provided with DAC acquisition chip DA, and the DAC is adopted
The port Vref of collection chip DA is connected with adjustable resistance R1, and the other end feedback link of the adjustable resistance R1 acquires core to DAC
The port ILE of piece DA, the port Rfb of the DAC acquisition chip DA are connected with second resistance R2 by controlling route, and described second
The other end of resistance R2 is connected with power amplification circuit 3, and the power amplification circuit 3 is internally provided with power amplifier A, institute
The input terminal for stating power amplifier A is connected with DAC acquisition chip DA, and the reverse input end of the power amplifier A passes through the
Three resistance R3 are connected with input signal cable INPUT, and the 4th resistance R4 is also respectively connected in the reverse port of the power amplifier A
With filter capacitor C1, it is connected in parallel between the 4th resistance R4 and filter capacitor C1, the 4th resistance R4 and filter capacitor
The other end of C1 is connected with output signal line OUTPUT, and the output end of the power amplifier A is connected separately with the first triode
Q1 and the second triode Q2, the collector of the first triode Q1 are connected with the first Darlington transistor TIP1, the one or three pole
Emitter the first Darlington transistor TIP1 base stage of pipe Q1 is connected, the emitter and output signal of the first Darlington transistor TIP1
Line OUTPUT is connected, and the collector of the second triode Q2 is connected with the second Darlington transistor TIP2, second Darlington
The emitter of pipe TIP2 is connected with the first Darlington transistor TIP1 emitter, the collector of the second Darlington transistor TIP2 and
Two triode Q2 collectors are connected, and the collector of the second Darlington transistor TIP2 also passes through the 6th resistance R6 and is connected with reversely
Voltage Vee, the collector of the first Darlington transistor TIP1 are connected with voltage source Vcc by the 5th resistance R5.
In the present embodiment, signal generating unit is produced using the interface microcontroller programming that is connected with DAC acquisition chip
The adjustable sine wave signal of 128Hz and 4Hz frequency, this sine wave signal generator principle is simple, and circuit structure is succinct, operation
Convenient, at low cost, very, DAC acquisition chip uses DAC0832, DAC0832 to manufacture, belong to using CMOS technology to practicability
8 monolithic DAC acquisition chips of R-2RT type resistor network, settling time 150ms, the interior band input digital latch of piece, is electric current
Output type, the amplitude adjustment of sine wave are realized by being connected to the accurate rheostat of DAC acquisition chip DA reference voltage port
, the resistance value of standardsizing rheostat realizes the variation of output waveform amplitude, the sine wave signal exported by DAC acquisition chip DA
It is not real simulation continuous wave, but ladder analog signal, i.e., the signal by DAC acquisition chip DA conversion is with just
String wave is the staircase waveform of envelope, needs to be filtered by smoothing filter 2, realizes smothing filtering, knot using active filter
Structure is simple, practical, symmetrical 2 triodes of utilization level: the first triode Q1 and the second triode Q2 composition OCL electricity
Dual power supply is realized on road, so that output power, high-efficient, non-linear distortion is small, using a pair of complementary Darlington transistor
TIP1 and TIP2 is the output stage of class B push-pull circuit, ceiling voltage 100V, follow current 10A. and TIP1 and TIP2, work
When power it is very big, in such a way that OCL circuit and filter circuit are directly connected to, not only eliminate intermodulation distortion, and circuit
Structure is simple.
The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.
Claims (5)
1. a kind of Intelligent unattended machine mapping system, including signal generating unit (1) and power amplification circuit (3), it is characterised in that:
The output end of the signal generating unit (1) is connected by smoothing filter (2) with power amplification circuit (3), the signal
Generating unit (1) is internally provided with DAC acquisition chip (DA), and the port Vref of the DAC acquisition chip (DA) is connected with can
It adjusts resistance (R1), the other end feedback link of the adjustable resistance (R1) to the port ILE of DAC acquisition chip (DA), the DAC
The port Rfb of acquisition chip (DA) is connected with second resistance (R2) by controlling route, the other end of the second resistance (R2)
It is connected with power amplification circuit (3), the power amplification circuit (3) is internally provided with power amplifier (A), and the power is put
The input terminal of big device (A) is connected with DAC acquisition chip (DA)；
The reverse input end of the power amplifier (A) is connected with input signal cable (INPUT) by 3rd resistor (R3), described
The 4th resistance (R4) and filter capacitor (C1), the 4th resistance is also respectively connected in the reverse port of power amplifier (A)
(R4) it is connected in parallel between filter capacitor (C1), the other end of the 4th resistance (R4) and filter capacitor (C1) is connected with defeated
The output end of signal wire (OUTPUT) out, the power amplifier (A) are connected separately with the first triode (Q1) and the two or three pole
It manages (Q2), the collector of first triode (Q1) is connected with the first Darlington transistor (TIP1), first triode (Q1)
The first Darlington transistor of emitter (TIP1) base stage be connected, the emitter and output signal of first Darlington transistor (TIP1)
Line (OUTPUT) is connected.
2. a kind of Intelligent unattended machine mapping system according to claim 1, it is characterised in that: second triode (Q2)
Collector be connected with the second Darlington transistor (TIP2), the emitter and the first Darlington transistor of second Darlington transistor (TIP2)
(TIP1) emitter is connected.
3. a kind of Intelligent unattended machine mapping system according to claim 2, it is characterised in that: second Darlington transistor
(TIP2) collector is connected with the second triode (Q2) collector, and the collector of second Darlington transistor (TIP2) is also logical
It crosses the 6th resistance (R6) and is connected with backward voltage (Vee).
4. a kind of Intelligent unattended machine mapping system according to claim 1, it is characterised in that: first Darlington transistor
(TIP1) collector is connected with voltage source (Vcc) by the 5th resistance (R5).
5. a kind of Intelligent unattended machine mapping system according to claim 1, it is characterised in that: the signal generating unit
(1) be internally provided with interface microcontroller (4), the output end of the interface microcontroller (4) is connected with DAC acquisition chip (DA)
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821087629.4U CN208350070U (en) | 2018-07-10 | 2018-07-10 | A kind of Intelligent unattended machine mapping system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821087629.4U CN208350070U (en) | 2018-07-10 | 2018-07-10 | A kind of Intelligent unattended machine mapping system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208350070U true CN208350070U (en) | 2019-01-08 |
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ID=64905235
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821087629.4U Expired - Fee Related CN208350070U (en) | 2018-07-10 | 2018-07-10 | A kind of Intelligent unattended machine mapping system |
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|---|---|
| CN (1) | CN208350070U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051483A (en) * | 2020-08-24 | 2020-12-08 | 上海紫通信息科技有限公司 | Automatic detection device for primary and secondary fusion power distribution terminal |
-
2018
- 2018-07-10 CN CN201821087629.4U patent/CN208350070U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051483A (en) * | 2020-08-24 | 2020-12-08 | 上海紫通信息科技有限公司 | Automatic detection device for primary and secondary fusion power distribution terminal |
| CN112051483B (en) * | 2020-08-24 | 2023-08-25 | 上海紫通信息科技有限公司 | Automatic detection device for secondary fusion power distribution terminal |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 Termination date: 20210710 |