CN206650755U - 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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- CN206650755U CN206650755U CN201720350595.2U CN201720350595U CN206650755U CN 206650755 U CN206650755 U CN 206650755U CN 201720350595 U CN201720350595 U CN 201720350595U CN 206650755 U CN206650755 U CN 206650755U
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- water meter
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- image pickup
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Abstract
The utility model 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 utility model, picture processing chip is to obtaining compressing 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, while existing water meter system need not be changed, cost is cheap.
Description
Technical field
Water meter technology for information acquisition field is the utility model is related to, more particularly to a kind of Portable image pickup type water meter reading dress
Put.
Background technology
At present various regions water utilities company largely using be all manual meter reading by the way of.But there is mistake in this mode always
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 the advantages of transmission is stable, cheap.Shortcoming be 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 a manner 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 of installation is simple, transmission speed is fast.Shortcoming is cost height, while jitter be present
Problem, 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.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of Portable image pickup type water meter checking device, Ke Yi
Water meter reading efficiency is significantly increased on the premise of saving 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.
Preferably, 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 both 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.
Preferably, 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 handle the BMP pictures for exporting, obtain the output interface of JPEG picture.
Preferably, 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.
Preferably, the power module includes rechargeable battery and Buck-Boost circuits, wherein, the Buck-Boost electricity
Road include Buck-Boost control chips, be arranged on the Buck-Boost control chips input and output end electric capacity and with
The inductance of the Buck-Boost control chips connection.
Preferably, the communication module includes bluetooth module, infrared module, WiFi module or data line interface.
The utility model discloses a kind of Portable image pickup type water meter checking device, including for gathering the low of water meter image
Illumination camera circuit, for handling the water meter image obtain compressing the picture processing chip of image, for by the compression
Image sent to the communication module of corresponding terminal, for control the communication module send the compression image control chip and
Power module.It can be seen that meter reading personnel utilizes the low-light (level) camera circuit collection water meter image in the utility model, image procossing
For chip to obtaining compressing image after the water meter image procossing to improve efficiency of transmission, communication module transmits the compressed picture to phase
On the terminal device of the meter reading personnel answered, so as in the case where not changing on a large scale to occurrences in human life, administrative progress, improve meter reading
The meter reading efficiency of personnel, while existing water meter system need not be changed, cost is cheap.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
Fig. 1 is a kind of structure flow chart of Portable image pickup type water meter checking device disclosed in the utility model；
Fig. 2 a and Fig. 2 b are low photograph in a kind of specific Portable image pickup type water meter checking device disclosed in the utility model
Spend the connection diagram of camera circuit；
Fig. 3 a and Fig. 3 b are image in a kind of specific Portable image pickup type water meter checking device disclosed in the utility model
The connection diagram of process chip；
Fig. 4 is the company of power module in a kind of specific Portable image pickup type water meter checking device disclosed in the utility model
Connect schematic diagram；
Fig. 5 is the company of Bluetooth chip in a kind of specific Portable image pickup type water meter checking device disclosed in the utility model
Connect schematic diagram；
Fig. 6 is the company of control chip in a kind of specific Portable image pickup type water meter checking device disclosed in the utility model
Connect schematic diagram.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The utility model embodiment discloses a kind of Portable image pickup type water meter checking device, shown in Figure 1, including with
In collection water meter image low-light (level) camera circuit 11, for handle the water meter image obtain compress image image procossing
Chip 12, for the compression image to be sent to the communication module 13 of corresponding terminal, for controlling the communication module to send
The control chip 14 and power module 15 of the compression 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, and therefore, the photo effect of traditional camera shooting is poor, the low-light (level) camera circuit in the utility model
Including camera power circuit, utilizing camera interface circuit and camera, wherein camera is low-light (level) camera, mentioned here
Illumination refers to intensity of illumination, refers to the energy for receiving visible ray in unit area, and unit is lux (Lux).Low-light (level) camera
It is broadly divided into Three Estate：The half-light level that can be shot under 0.1Lux illumination；Can be in the moon lighting level under 0.01Lux illumination；Can be
0.001Lux and the starlight level of following illumination shooting.Low-light (level) camera can be used any of the above-described kind etc. disclosed in the utility model
The low-light (level) camera of level.
The utility model provides a kind of specific embodiment, and the low-light (level) camera circuit includes camera power supply electricity
Road, utilizing camera interface circuit and camera, wherein, shown in Figure 2, the camera power circuit includes being used for described in stabilization
Power module output voltage low pressure difference linearity voltage stabilizing chip U2 and two be connected on the low pressure difference linearity voltage stabilizing chip respectively
The filter capacitor C15 and filter capacitor C17 at both ends, power supply VCDD are respectively that DOVCDD and AVCDD powers by R10 and R12；Ginseng
As shown in Fig. 2 b, the utilizing camera interface electricity of utilizing camera interface chip IC 1 and R5, R6, R17, R18, R16 composition camera module
Road；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 handle the BMP pictures for exporting, obtain the output interface of JPEG picture.Data transfer can so be efficiently reduced
Amount, accelerate 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 controlling 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.
It is shown in Figure 5 in above-mentioned specific embodiment, input connection offer 4.2V voltages on the left of power module
Rechargeable battery, master switch K1 is connected after Schottky diode D1, ensure that unilateral conduction, avoids reverse battery from placing
When burn circuit；Tantalum electric capacity E1, E2, Buck-Boost controller chips U1, shielding power inductance L1 and ceramic disc capacitor C1 are formed
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 utility model has more portability, therefore rechargeable battery uses lithium battery, and other nickel can also be used certainly
Other rechargeable batteries such as hydrogen battery, lead accumulator.In the above-described embodiments, capacity can be used for the 18650 of 800mAH in lithium battery
Lithium ion battery.
In view of the feasibility and reliability of onsite application, the combination die of the utility model and mobile phone can be used in meter reading personnel
Formula, i.e., using mobile phone as the terminal for receiving compression image.It is meter reading personnel without being again using the advantages of this integrated mode
Meter reading personnel is equipped with special picture and reads, preserves equipment, reduces cost.Meanwhile it be able to will rapidly be gathered by mobile phone
To water meter picture be uploaded to network high in the clouds, it is convenient and swift.
It is of course also possible to use the terminal that other can match 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 etc..
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 is attached disclosed in the utility model.
Data line interface, such as the mode of USB connections can ensure that transmission is stable and speed is exceedingly fast, but shortcoming is to carry number
The tired and length limited according to hemp.
Infrared Transmission is that cost is minimum in above-mentioned transmission method, but a disadvantage is that transmission speed is extremely slow and use 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 in general mobile phone can be supported, and energy
Consume it is relatively low can use in a long time, therefore it is preferred that mode of the bluetooth as transmission compressed picture, blue in above-mentioned specific embodiment
Connection method as shown in Figure 5 can be used in tooth chip.
In the utility model, control chip is responsible for controlling the corresponding compressed picture of communication module data receiver, certain basis
Need that picture can also be received, while be also responsible for controlling corresponding module to perform required operation and data are organized as communications protocol institute
Defined form uploads.In above-mentioned specific embodiment, the processor core based on CORTEX-M0 kernels can be used in control chip
Piece, specific connected mode are as shown in Figure 6.
It should be noted that the chip disclosed in the utility model specific embodiment is only a kind of illustrating for practical application
It is bright, and realize that thinking of the present utility model should also export the scope of protection of the utility model using other chips.
The foregoing description of the disclosed embodiments, those skilled in the art are enable to realize or using the utility model.
A variety of modifications to these embodiments will be apparent for a person skilled in the art, as defined herein general former
Reason can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Therefore, this practicality is new
Type is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase
Consistent most wide scope.
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
Stablize the low pressure difference linearity voltage stabilizing chip of the voltage of power module output and two to be connected on the low pressure difference linearity respectively steady
Press the filter capacitor at chip both 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
Input interface provided with the BMP pictures for receiving low-light (level) camera circuit transmission and handle the BMP for exporting
Picture, obtain 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 |
|---|---|---|---|
| CN201720350595.2U CN206650755U (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 |
|---|---|---|---|
| CN201720350595.2U CN206650755U (en) | 2017-04-05 | 2017-04-05 | A kind of Portable image pickup type water meter checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206650755U true CN206650755U (en) | 2017-11-17 |
Family
ID=60275365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720350595.2U Active CN206650755U (en) | 2017-04-05 | 2017-04-05 | A kind of Portable image pickup type water meter checking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206650755U (en) |
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2017
- 2017-04-05 CN CN201720350595.2U patent/CN206650755U/en active Active
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