CN107071249A - A kind of Portable image pickup type water meter checking device - Google Patents
A kind of Portable image pickup type water meter checking device Download PDFInfo
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- CN107071249A CN107071249A CN201710229494.4A CN201710229494A CN107071249A CN 107071249 A CN107071249 A CN 107071249A CN 201710229494 A CN201710229494 A CN 201710229494A CN 107071249 A CN107071249 A CN 107071249A
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- Prior art keywords
- water meter
- image
- camera
- checking device
- image pickup
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 238000004891 communication Methods 0.000 claims abstract description 18
- 230000006835 compression Effects 0.000 claims abstract description 15
- 238000007906 compression Methods 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 16
- 238000005286 illumination Methods 0.000 claims description 6
- 238000001228 spectrum Methods 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 18
- 238000005516 engineering process Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 241001062009 Indigofera Species 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000289 photo-effect Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a kind of Portable image pickup type water meter checking device, including for gathering the low-light (level) camera circuit of water meter image, obtaining compressing the picture processing chip of image, control chip and power module for the compression image to be sent to the communication module of corresponding terminal, for controlling the communication module transmission compression image for handling the water meter image.It can be seen that, meter reading personnel utilizes the low-light (level) camera circuit collection water meter image in the present invention, picture processing chip is to obtaining compression image to improve efficiency of transmission after the water meter image procossing, communication module transmits the compressed picture to the terminal device of corresponding meter reading personnel, so as in the case where not changing on a large scale to occurrences in human life, administrative progress, the meter reading efficiency of meter reading personnel is improved, is changed without the need for existing water meter system, it is with low cost.
Description
Technical field
The present invention relates to water meter technology for information acquisition field, more particularly to a kind of Portable image pickup type water meter checking device.
Background technology
Current various regions water utilities company it is most of using be all manual meter reading by the way of.But there is mistake always in this mode
Copy, pretermission, valuation inaccurate the problems such as.
In order to solve the wrong data that manual meter reading occurs, in the prior art, associated solutions generally can be divided into two kinds
Type：Bus type remote meter reading and radio-type remote meter reading.
Bus type remote meter reading scheme is that electronic water meter is set in cell, is passed the data of each electronic water meter by bus
Server is transported to, this bus type remote meter reading scheme has transmission stable, cheap advantage.Have the disadvantage it is great in constructing amount,
Need to lay bus.It is primarily adapted for use in newly-built community.
Radio-type remote meter reading scheme is by installing a wireless communication module on single water meter, data of water meter being led to
Cross wireless module to be transferred in neighbouring data acquisition unit, then upload to high in the clouds clothes in the way of GPRS transmission by collector again
Business device, or using GPRS module is installed on single water meter, cloud server is uploaded directly into units of water meter.This nothing
Line remote meter reading scheme has the advantages that to install simple, transmission speed fast.Have the disadvantage that cost is high, while there is jitter
Problem, is influenceed not being suitable for the region of signal difference or serious interference greatly by surrounding enviroment.
In summary, how to improve water meter reading efficiency on the premise of human cost and material resources cost is saved is this area
The current technical issues that need to address of technical staff.
The content of the invention
In view of this, it is an object of the invention to provide a kind of Portable image pickup type water meter checking device, it can save
Water meter reading efficiency is significantly increased on the premise of human cost and material resources cost.Its concrete scheme is as follows：
A kind of Portable image pickup type water meter checking device, including for gather water meter image low-light (level) camera circuit,
The picture processing chip of compression image is obtained for handling the water meter image, for the compression image to be sent to corresponding end
The communication module at end, control chip and power module for controlling the communication module transmission compression image.
It is preferred that, the low-light (level) camera circuit includes camera power circuit, utilizing camera interface circuit and camera,
Wherein, the camera power circuit includes being used to stablize the low pressure difference linearity voltage stabilizing chip of the voltage of the power module output
With two filter capacitors for being connected on the low pressure difference linearity voltage stabilizing chip two ends respectively；Utilizing camera interface circuit includes interface processing
Chip；The camera includes 300,000 pixel low-light (level) imaging sensors and 110 degree of wide-angle lens.
It is preferred that, described image process chip is provided with the BMP pictures for being used for receiving the low-light (level) camera circuit transmission
Input interface and for exporting the processing BMP pictures, obtain the output interface of JPEG picture.
It is preferred that, described image process chip is additionally provided with spectrum assignment interface, wherein, the spectrum assignment interface connection three
The base stage of pole pipe, the colelctor electrode of the triode with two and connect light emitting diode series connection after be connected the power module, institute
The grounded emitter of triode is stated, the base stage and emitter terminal of the triode are provided with resistance.
It is preferred that, the power module includes rechargeable battery and Buck-Boost circuits, wherein, the Buck-Boost electricity
Road include Buck-Boost control chips, the electric capacity for being arranged on the Buck-Boost control chips input and output end and with
The inductance of the Buck-Boost control chips connection.
It is preferred that, the communication module includes bluetooth module, infrared module, WiFi module or data line interface.
The invention discloses a kind of Portable image pickup type water meter checking device, including for gathering the low-light (level) of water meter image
Camera circuit, for handling the water meter image obtain compressing the picture processing chip of image, for by the compression image
Send to the communication module of corresponding terminal, for controlling the communication module to send the control chip and power supply of the compression image
Module.It can be seen that, meter reading personnel is using the low-light (level) camera circuit collection water meter image in the present invention, and picture processing chip is to this
Compression image is obtained after water meter image procossing to improve efficiency of transmission, communication module transmits the compressed picture to corresponding meter reading
On the terminal device of personnel, so as in the case where not changing on a large scale to occurrences in human life, administrative progress, improve copying for meter reading personnel
Table efficiency, is changed without the need for existing water meter system, with low cost.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of structure flow chart of Portable image pickup type water meter checking device disclosed by the invention；
Fig. 2 a and Fig. 2 b take the photograph for low-light (level) in a kind of specific Portable image pickup type water meter checking device disclosed by the invention
As the connection diagram of head circuit；
Fig. 3 a and Fig. 3 b are image procossing in a kind of specific Portable image pickup type water meter checking device disclosed by the invention
The connection diagram of chip；
Fig. 4 is that the connection of power module in a kind of specific Portable image pickup type water meter checking device disclosed by the invention is shown
It is intended to；
Fig. 5 is that the connection of Bluetooth chip in a kind of specific Portable image pickup type water meter checking device disclosed by the invention is shown
It is intended to；
Fig. 6 is that the connection of control chip in a kind of specific Portable image pickup type water meter checking device disclosed by the invention is shown
It is intended to.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It is shown in Figure 1 the embodiment of the invention discloses a kind of Portable image pickup type water meter checking device, including for adopting
Collect the low-light (level) camera circuit 11 of water meter image, obtain compressing the picture processing chip of image for handling the water meter image
12nd, for the compression image to be sent to the communication module 13 of corresponding terminal, for controlling the communication module transmission described
Compress the control chip 14 and power module 15 of image.
It is understood that in residential quarter, especially old residential quarter of the age of dwellings more than 20 years, the position of water pump composite leads to
Chang Liangdu is relatively low, therefore, and the photo effect that traditional camera is shot is poor, and the low-light (level) camera circuit in the present invention includes
Camera power circuit, utilizing camera interface circuit and camera, wherein camera are low-light (level) camera, illumination mentioned here
Refer to intensity of illumination, refer to the energy for receiving visible ray in unit area, unit is lux (Lux).Low-light (level) camera is main
It is divided into Three Estate：The half-light level that can be shot under 0.1Lux illumination；Moon lighting level that can be under 0.01Lux illumination；Can be
The starlight level that 0.001Lux and following illumination are shot.Any of the above-described kind of grade can be used in low-light (level) camera disclosed by the invention
Low-light (level) camera.
The present invention provides a kind of specific embodiment, shown in Figure 2, and the camera power circuit includes being used for stabilization
The low pressure difference linearity voltage stabilizing chip U2 of the voltage of power module output and two are connected on the low pressure difference linearity voltage stabilizing respectively
The filter capacitor C15 and filter capacitor C17 at chip two ends, power supply VCDD are respectively that DOVCDD and AVCDD is supplied by R10 and R12
Electricity；Referring to shown in Fig. 2 b, utilizing camera interface chip IC 1 and R5, R6, R17, R18, R16 constitute the camera of camera module
Interface circuit；The camera includes 300,000 pixel low-light (level) imaging sensors and 110 degree of wide-angle lens.
The input that described image process chip is provided with the BMP pictures for being used to receive the low-light (level) camera circuit transmission connects
Mouthful and for exporting the processing BMP pictures, obtain the output interface of JPEG picture.Data transfer can so be efficiently reduced
Amount, accelerates meter reading speed.
In above-mentioned specific embodiment, referring to shown in Fig. 3 a, described image process chip is additionally provided with spectrum assignment interface
LED_OUT, accordingly, referring to shown in Fig. 3 b, the base stage of the spectrum assignment interface LED_OUT connecting triodes Q1, described three
The colelctor electrode of pole pipe with two and connect light emitting diode LD1 and LD2 series connection after be connected the power module, the triode
Grounded emitter, the base stage and emitter terminal of the triode are provided with resistance R9, R11 and R43.Picture processing chip is according to LED_
The magnitude of voltage constantly regulate LED_OUT of FB pin interfaces electric current is so as to control Q1 emitter voltage to make high-brightness light emitting diode
LD1, LD2 brightness maintain an appropriate intensity.
Power module includes rechargeable battery and Buck-Boost circuits, wherein, the Buck-Boost circuits include Buck-
Boost control chips, the electric capacity for being arranged on the Buck-Boost control chips input and output end and with the Buck-
The inductance of Boost control chips connection.
Shown in Figure 5 in above-mentioned specific embodiment, input connection provides 4.2V voltages on the left of power module
Rechargeable battery, connects master switch K1, ensure that unilateral conduction after Schottky diode D1, it is to avoid reverse battery is placed
When burn circuit；Tantalum electric capacity E1, E2, Buck-Boost controller chips U1, shielding power inductance L1 and ceramic disc capacitor C1 are constituted
One complete Buck-Boost mu balanced circuit；P-type metal-oxide-semiconductor Q1, NPN triode Q2 and resistance R1, R2, tantalum electric capacity E3 groups
Into a simple power switch, when controlling switch DCDC_EN is high level, Q2 conductings, Q1 grid voltages are low level,
Q1 conductings for VBAT so as to power.When controlling switch DCDC_EN is low level, Q2 is turned off, and Q1 grid voltages are high level
Therefore Q1 is turned off.
In order that the present invention has more portability, therefore rechargeable battery uses lithium battery, and other ni-mhs electricity can also be used certainly
Other rechargeable batteries such as pond, lead accumulator.In the above-described embodiments, lithium battery can be used capacity for 800mAH 18650 lithiums from
Sub- battery.
In view of the feasibility and reliability of onsite application, the present invention and the integrated mode of mobile phone can be used in meter reading personnel,
It regard mobile phone as the terminal for receiving compression image.Advantage using this integrated mode is meter reading personnel without being meter reading again
The special picture of staffing reads, preserves equipment, reduces cost.Meanwhile, it be able to will rapidly be collected by mobile phone
Water meter picture is uploaded to network high in the clouds, convenient and swift.
It is of course also possible to the terminal that can be matched using other with communication module, including mobile terminal, such as notebook
Computer, tablet personal computer, PDA etc., in addition to immobile terminal, such as desktop computer, server.
Not to mobile phone carry out hardware modifications on the premise of, can by data line interface, infrared, bluetooth and WiFi modes with
Kilowatt meter recorder disclosed by the invention is attached.
The mode of data line interface, such as USB connection can ensure that transmission is stable and speed is exceedingly fast, but have the disadvantage to carry number
It is tired of according to hemp and length limited.
Infrared Transmission is that cost is minimum in above-mentioned transmission method, but a disadvantage is that transmission speed it is extremely slow and using it is cumbersome not
It is stable.
WiFi transmits the coverage for being limited to wireless network, in the region covered without WiFi, then can not complete compression figure
The transmission of piece.If in addition, configuring carry-on WiFi equipment in addition to meter reading personnel, cost can be improved again.
The mode speed of Bluetooth transmission can ensure transmission stabilization and speed, and general mobile phone can be supported, and energy
Consumption it is relatively low can use in a long time, therefore preferably bluetooth as transmission compressed picture mode, in above-mentioned specific embodiment, indigo plant
Connection method as shown in Figure 5 can be used in tooth chip.
In the present invention, control chip is responsible for control communication module data and sends corresponding compressed picture, certainly as needed
Picture can also be received, while being also responsible for controlling other modules to operate needed for performing and data are organized as into communications protocol defined
Form upload.In above-mentioned specific embodiment, the processor chips based on CORTEX-M0 kernels can be used in control chip, tool
The connected mode of body is as shown in Figure 6.
It should be noted that the chip disclosed in the specific embodiment of the invention be only a kind of practical application for example,
And use other chips to realize that the thinking of the present invention should also export protection scope of the present invention.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between there is any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of key elements not only include that
A little key elements, but also other key elements including being not expressly set out, or also include be this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except also there is other identical element in the process including the key element, method, article or equipment.
A kind of Portable image pickup type water meter checking device provided by the present invention is described in detail above, herein
Apply specific case to be set forth the principle and embodiment of the present invention, the explanation of above example is only intended to help
Understand the method and its core concept of the present invention；Simultaneously for those of ordinary skill in the art, according to the thought of the present invention,
It will change in specific embodiments and applications, in summary, this specification content should not be construed as to this
The limitation of invention.
Claims (6)
1. a kind of Portable image pickup type water meter checking device, it is characterised in that taken the photograph including the low-light (level) for gathering water meter image
The picture processing chip of compression image is obtained as head circuit, for handling the water meter image, for the compression image to be sent out
Deliver to the communication module of corresponding terminal, for controlling the communication module to send the control chip and power supply mould of the compression image
Block.
2. Portable image pickup type water meter checking device according to claim 1, it is characterised in that the low-light (level) camera
Circuit includes camera power circuit, utilizing camera interface circuit and camera, wherein, the camera power circuit includes being used for
It is steady that the low pressure difference linearity voltage stabilizing chip for stablizing the voltage of power module output and two are connected on the low pressure difference linearity respectively
Press the filter capacitor at chip two ends；Utilizing camera interface circuit includes interface process chip；It is low that the camera includes 300,000 pixels
Illumination image sensor and 110 degree of wide-angle lens.
3. Portable image pickup type water meter checking device according to claim 2, it is characterised in that described image process chip
Provided with for receiving the input interface for the BMP pictures that the low-light (level) camera circuit is transmitted and for exporting the processing BMP
Picture, obtains the output interface of JPEG picture.
4. Portable image pickup type water meter checking device according to claim 3, it is characterised in that described image process chip
Be additionally provided with spectrum assignment interface, wherein, the base stage of the spectrum assignment interface connecting triode, the colelctor electrode of the triode with
Two and connect light emitting diode series connection after connect the power module, the grounded emitter of the triode, the triode
Base stage and emitter terminal be provided with resistance.
5. Portable image pickup type water meter checking device according to claim 4, it is characterised in that the power module includes
Rechargeable battery and Buck-Boost circuits, wherein, the Buck-Boost circuits include Buck-Boost control chips, are arranged on
The electric capacity of the Buck-Boost control chips input and output end and the electricity being connected with the Buck-Boost control chips
Sense.
6. Portable image pickup type water meter checking device according to claim 5, it is characterised in that the communication module includes
Bluetooth module, infrared module, WiFi module or data line interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710229494.4A CN107071249A (en) | 2017-04-05 | 2017-04-05 | A kind of Portable image pickup type water meter checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710229494.4A CN107071249A (en) | 2017-04-05 | 2017-04-05 | A kind of Portable image pickup type water meter checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107071249A true CN107071249A (en) | 2017-08-18 |
Family
ID=59601928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710229494.4A Pending CN107071249A (en) | 2017-04-05 | 2017-04-05 | A kind of Portable image pickup type water meter checking device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2706781Y (en) * | 2004-01-04 | 2005-06-29 | 成都三零凯天通信实业有限公司 | Image direct reading meter reading collector |
| CN2760688Y (en) * | 2005-04-26 | 2006-02-22 | 张观祥 | Data collecting machine for remote automatic meter reading system |
| CN202889514U (en) * | 2012-09-18 | 2013-04-17 | 国家电网公司 | Meter reading periscope |
| CN104123822A (en) * | 2013-04-23 | 2014-10-29 | 成都技高科技有限公司 | Water-meter reading system employing photographing direct reading based on wireless ad hoc network |
| CN204242385U (en) * | 2014-11-27 | 2015-04-01 | 无锡聚为科技有限公司 | A kind of terminal of wireless remote camera shooting meter system |
-
2017
- 2017-04-05 CN CN201710229494.4A patent/CN107071249A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2706781Y (en) * | 2004-01-04 | 2005-06-29 | 成都三零凯天通信实业有限公司 | Image direct reading meter reading collector |
| CN2760688Y (en) * | 2005-04-26 | 2006-02-22 | 张观祥 | Data collecting machine for remote automatic meter reading system |
| CN202889514U (en) * | 2012-09-18 | 2013-04-17 | 国家电网公司 | Meter reading periscope |
| CN104123822A (en) * | 2013-04-23 | 2014-10-29 | 成都技高科技有限公司 | Water-meter reading system employing photographing direct reading based on wireless ad hoc network |
| CN204242385U (en) * | 2014-11-27 | 2015-04-01 | 无锡聚为科技有限公司 | A kind of terminal of wireless remote camera shooting meter system |
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Application publication date: 20170818 |
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