CN208458816U - A kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool - Google Patents
A kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool Download PDFInfo
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- CN208458816U CN208458816U CN201821309621.8U CN201821309621U CN208458816U CN 208458816 U CN208458816 U CN 208458816U CN 201821309621 U CN201821309621 U CN 201821309621U CN 208458816 U CN208458816 U CN 208458816U
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Abstract
The utility model discloses a kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tools, including backboard, fixed plate, support plate and control device, active grab is equipped with by mounting plate on backboard, backboard lower end is equipped with fixed plate, support plate bottom is equipped with supporting leg, support plate surface is equipped with motor character wheel, circuit board of water meter to be detected is prevented on motor character wheel, fixed probe is fixedly installed in fixed plate, and the fixed fixed circuit board of water meter to be detected of probe, test probe is also set up in fixed plate, and test probe connects control device by data line, the utility model structural principle is simple, it is easy to operate, the photo-electronic directly reading true form accuracy rate test that circuit board of water meter carries out water meter is connected by test probe, character wheel reads accuracy test, MBUS bus or the test of RS485 bus communication, and power Test etc., testing efficiency is high, and accuracy rate is high.
Description
Technical field
The utility model relates to circuit board of water meter detection technique field, specially a kind of photoelectric direct-reading intelligent telemetering water meter
Circuit board rapid detection tool.
Background technique
With the development of the times, scientific progress, intelligent telemetering water meter slowly start to popularize, traditional water meter is copied
It reads to be usually to be sent someone by Running-water Company to installation water meter place manual metering, since user is wide, amount is big, easily causes difference
Mistake, manual metering low efficiency, and it is unfavorable for scientific management, modeling, analysis, the planning etc. coughed up to city management net all bring very big
Difficulty.Remote intelligent meter recording system can not only save human resources, it is often more important that the accuracy of meter reading can be improved, reduce
The error of bill caused by due to estimating or transcribe, so welcome of this technology of intelligent telemetering water meter increasingly by market, by
This conventional water meter also starts to exit the stage of history.
It is occupied an leading position on the market with direct reading remote watermeters and impulse type remote communication water meter at present, due to direct-reading water meter number
According to being exactly the data shown on dial plate, it is mechanically to be recorded on character wheel, so not needing usually to power, only reads wink
Between power on.Therefore, it is not afraid of power failure, is not afraid of broken string.Theoretically, the data and dial plate data that it reads are always consistent
's.So being constantly subjected to chasing after for people since the concept of direct reading remote watermeters generates and having doted on and pay close attention to.But photo-electronic directly reading
The disadvantages such as the producting process difficulty of formula water meter is big, precision requirement is high, testing cost is high have perplexed many intellectual water meter factories
Quotient.Since photoelectric direct-reading water meter counting machine mechanical part is especially complicated, the production of photoelectric direct-reading water meter and detection cycle are long
The reasons such as difficult big annoying always each production firm, are the main reason for causing photoelectric direct-reading water meter volume production difficult.
Utility model content
The purpose of this utility model is to provide a kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool,
To solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of photoelectric direct-reading intelligent telemetering water meter
Circuit board rapid detection tool, including backboard, fixed plate, support plate and control device pass through mounting plate on the backboard and install
There is active grab, the backboard lower end is equipped with fixed plate, and the support plate bottom is equipped with supporting leg, the support plate surface
Motor character wheel is installed, circuit board of water meter to be detected is placed on the motor character wheel, is fixedly installed with fixation in the fixed plate
Probe, and the fixed probe fixes circuit board of water meter to be detected, also sets up test probe, and the test in the fixed plate
Probe connects control device by data line；The control device includes microprocessor, OLED display screen, power module, RS485
Or mbus module, PWM motor drive module, the microprocessor are separately connected power module and OLED display screen, micro- place
It manages device and circuit board of water meter to be detected is connected by RS485 or mbus module, the microprocessor is connected by PWM motor drive module
Driving motor is connect, the power module is separately connected OLED display screen, RS485 or mbus module.
Preferably, the OLED display screen uses 12,864 1.3 cun of display screen.
Preferably, the microprocessor uses stm8l151K6T6 system class super low power consuming single chip processor.
Preferably, the PWM motor drive module uses SPX3010 chip.
Compared with prior art, the utility model has the beneficial effects that the utility model structural principle is simple, operation side
Just, circuit board of water meter is connected by test probe and carries out the photo-electronic directly reading true form accuracy rate test of water meter, character wheel reading accuracy
Test, MBUS bus or the test of RS485 bus communication and power test etc., testing efficiency is high, and accuracy rate is high.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model control principle block diagram.
In figure: 1, backboard；2, fixed plate；3, support plate；4, control device；5, mounting plate；6, active grab；7, it supports
Leg；8, motor character wheel；9, circuit board of water meter to be detected；10, fixed probe；11, probe is tested；12, data line；13, micro process
Device；14, OLED display screen；15, power module；16, RS485 or mbus module；17, PWM motor drive module；18, driving electricity
Machine.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of photoelectric direct-reading intelligent telemetering water meter circuit
Plate rapid detection tool, including backboard 1, fixed plate 2, support plate 3 and control device 4 are pacified by mounting plate 5 on the backboard 1
Equipped with active grab 6,1 lower end of backboard is equipped with fixed plate 2, and 3 bottom of support plate is equipped with supporting leg 7, the branch
3 surface of fagging is equipped with motor character wheel 8, and circuit board of water meter 9 to be detected is placed on the motor character wheel 8, is consolidated in the fixed plate 2
Dingan County is equipped with fixed probe 10, and the fixed circuit board of water meter 9 to be detected of the fixed probe 10, also sets up in the fixed plate 2
Probe 11 is tested, and the test probe 11 connects control device 4 by data line 12；Wherein, active grab is visited for mobile
Position between needle and circuit board.Control panel can be triggered when probe touches circuit board by being pressed downward holds brake automatically；Test is visited
Needle is responsible for and the electrical contact of the communication interface of tested circuit board of water meter and test point test；Fixed probe is used for circuit board of water meter
Position is accurately fixed on the counter of tooling；Motor character wheel mainly drives transmission gear to revolve character wheel ceaselessly by motor
Turn, each coding above character wheel can be identified to.Using active grab and test probe cooperation.Active grab one
It kind can be accurately positioned, the novel manual fixture and air-actuated jaw product of Quick-clamped, be widely used in welding processing, the riveting of product
Connect the fixture product in the technical process such as processing, gluing processing, machining, assembly, logistics, it may also be used for equipment a certain zero
The fixation of part.Test probe: the test for PCB circuit is the contact medium with electrical testing, is high-end accurate electronics hardware
Component.Active grab is used to move the probe location of vertical direction over long distances, and probe is mainly used for connection and the electricity of test point
The fixation of road plate.
The control device 4 includes microprocessor 13, OLED display screen 14, power module 15, RS485 or mbus module
16, PWM motor drive module 17, the microprocessor 13 are separately connected power module 15 and OLED display screen 14, micro- place
Reason device 13 connects circuit board of water meter 9 to be detected by RS485 or mbus module 16, and the microprocessor 13 is driven by PWM motor
Dynamic model block 17 connects driving motor 18, and the power module 15 is separately connected OLED display screen 14, RS485 or mbus module 16.
Wherein, for OLED display screen 14 using 12,864 1.3 cun of display screen, which, which has, drives simple, brightness height, power consumption
The features such as low；Microprocessor 13 uses stm8l151K6T6 system class super low power consuming single chip processor, is mainly responsible for the overall of tooling and patrols
Control, including power supply control, the acquisition of pwm pulse motor control, ADC voltage and current, display control and flow control judgement are collected, it is minimum
Power consumption is up to 16MHz using not 8 kernels of structure, working frequency is breathed out up to 0.35 microampere, built-in 32K Flash, 2K RAM
With 1K Byte EEPROM, the port enhancing I/O abundant, 1.8V-3.6V ultra-low operating voltage, 10 road ADC, 3 16 bit timings
Device, 18 bit timing device, 12 ADC samplings and 12 DAC samplings in piece, using the encapsulation of LQFP32.With small in size, power consumption
Low, the features such as speed is fast, peripheral circuit is abundant.
Wherein, RS485 or mbus module 16 are mainly responsible for the communication between tested circuit board of water meter, RS485 communication party
Formula uses chip for TI company of Texas Instrument VP3082 chip solution produced.Chip used by MBUS communication mode is moral
The main side comparator scheme that state instrument TI company is recommended.PWM motor driven: mainly for generation of the speed regulating control of direct current generator,
Different revolving speeds can be adjusted out with motor driver using different pulse duty factor pulses.Motor drive ic uses
SPX3010 chip；Driving motor, which is mainly responsible for, drives mechanical character wheel rotation, is to allow tested module to sense the stateful reading of institute
Several variable conditions.
The utility model is judged that microprocessor is by a piece of or several large scale integrated circuit using microprocessor
The central processing unit of composition.The function of these circuits execution control unit and arithmetic and logical unit (ALU).Microprocessor can complete fetching
It enables, execute instruction, and exchange the operation such as information with extraneous memory and logical block, be the calculation control unit of microcomputer
Point.It can form microcomputer with memory and peripheral circuit chip.Test data analysis, comparison are carried out by microprocessor
And judgement, to solve final test decision problem.
The utility model solves whole detection speed issue: driving mechanical character wheel unitary rotation side by side using direct current generator
(i.e. reading integrally reads for 0000,1111,2222-9999), the control of direct current is carried out using PWM mode.To solve 0,1,
2,3-9999 water reads the slow-footed problem of judgment method compared one by one.
The utility model result exports display problem: the display of process and result is carried out using OLED display screen.
OLED, Organic Light Emitting Diode are also known as Organic Electricity laser display, organic luminous semiconductor.OLED display technology has spontaneous
Light, wide viewing angle, almost infinite high contrast, compared with low power consumption, high reaction speed the advantages that.It will be in display using microcontroller
Appearance sends OLED screen to, to realize the display of result and process, operative employee can carry out circuit board of water meter according to display content
Final judgement.
It is easy to operate in conclusion the utility model structural principle is simple, by test probe connect circuit board of water meter into
The test of photo-electronic directly reading true form accuracy rate, the test of character wheel reading accuracy, MBUS bus or the RS485 bus communication of row water meter are surveyed
Examination and power test etc., testing efficiency is high, and accuracy rate is high.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool, including backboard (1), fixed plate (2), branch
Fagging (3) and control device (4), it is characterised in that: active grab (6) are installed by mounting plate (5) on the backboard (1),
Backboard (1) lower end is equipped with fixed plate (2), and support plate (3) bottom is equipped with supporting leg (7), the support plate (3)
Surface is equipped with motor character wheel (8), is placed circuit board of water meter to be detected (9) on the motor character wheel (8), the fixed plate (2)
On be fixedly installed with fixed probe (10), and the fixed circuit board of water meter (9) to be detected of the fixed probe (10), the fixed plate
(2) test probe (11) is also set up on, and the test probe (11) passes through data line (12) connection control device (4)；It is described
Control device (4) include microprocessor (13), OLED display screen (14), power module (15), RS485 or mbus module (16),
PWM motor drive module (17), the microprocessor (13) is separately connected power module (15) and OLED display screen (14), described
Microprocessor (13) connects circuit board of water meter (9) to be detected by RS485 or mbus module (16), and the microprocessor (13) is logical
Cross PWM motor drive module (17) connection driving motor (18), the power module (15) be separately connected OLED display screen (14),
RS485 or mbus module (16).
2. a kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool according to claim 1, feature
Be: the OLED display screen (14) uses 12,864 1.3 cun of display screen.
3. a kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool according to claim 1, feature
Be: the microprocessor (13) uses stm8l151K6T6 system class super low power consuming single chip processor.
4. a kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool according to claim 1, feature
Be: the PWM motor drive module (17) uses SPX3010 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821309621.8U CN208458816U (en) | 2018-08-15 | 2018-08-15 | A kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821309621.8U CN208458816U (en) | 2018-08-15 | 2018-08-15 | A kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool |
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| CN208458816U true CN208458816U (en) | 2019-02-01 |
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| CN201821309621.8U Active CN208458816U (en) | 2018-08-15 | 2018-08-15 | A kind of photoelectric direct-reading intelligent telemetering water meter circuit board rapid detection tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088170A (en) * | 2021-11-16 | 2022-02-25 | 深圳市敏泰智能科技有限公司 | Water meter photoelectric direct-reading circuit board testing device and testing method |
-
2018
- 2018-08-15 CN CN201821309621.8U patent/CN208458816U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088170A (en) * | 2021-11-16 | 2022-02-25 | 深圳市敏泰智能科技有限公司 | Water meter photoelectric direct-reading circuit board testing device and testing method |
| CN114088170B (en) * | 2021-11-16 | 2024-02-09 | 深圳市敏泰智能科技有限公司 | Water meter photoelectric direct-reading circuit board testing device and testing method |
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