CN205449192U - Use teletransmission water gauge of making a video recording of optical generator - Google Patents
Use teletransmission water gauge of making a video recording of optical generator Download PDFInfo
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- CN205449192U CN205449192U CN201521107263.9U CN201521107263U CN205449192U CN 205449192 U CN205449192 U CN 205449192U CN 201521107263 U CN201521107263 U CN 201521107263U CN 205449192 U CN205449192 U CN 205449192U
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- water meter
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- remote transmitting
- optical generator
- transmitting water
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Abstract
The utility model relates to an use teletransmission water gauge of making a video recording of optical generator, including mechanical water meter for shooing mechanical water meter character wheel reading and total indicator reading's camera, being connected with the camera and being used for carrying out the DSP subassembly discerned with the image that the camera was shot, be used for controlling the agreement control and the conveying subassembly of camera and work of DSP subassembly and conveying discernment result, be used for providing the camera, the power supply module of the required electric energy of subassembly work is controlled and conveys to DSP subassembly and agreement, camera, DSP subassembly, agreement control and conveying subassembly and power supply module set up in the water gauge transparent meter cover that makes a video recording, and the water gauge transparent meter cover that makes a video recording installs on mechanical water meter, still the optical generator in setting up the teletransmission water gauge transparent meter cover that is making a video recording. The utility model discloses a based on OCR optical recognition 's principle, send the light of different wavelength through the light filling generator, improve the shooting definition of the water gauge of making a video recording, improve the correct rate of the teletransmission water gauge of making a video recording.
Description
Technical field
This utility model relates to intellectual water meter field, particularly relates to image remote transmission intelligent water meter field, a kind of shooting remote transmitting water meter using optical generator.
Background technology
The data reading mode of existing intellectual water meter mainly includes photoelectric direct-reading, pulsed, electromagnetic type, ultrasonic type, camera shooting type etc..
The most existing shooting remote transmitting water meter is mainly by shooting mechanical water meter character wheel part, then identifies that also teletransmission is to data acquisition center.But the liquid-sealing water meter of life-time service, due to environmental problems such as impurities in water, there was dampness in the air, temperature, is easily generated impurity, moss, graying, the recognition correct rate of impact shooting remote transmitting water meter and accuracy rate in the water of fluid-tight.Especially in the place that some temperature Change are bigger, can haze with glass space below on mechanical water meter character wheel, have a strong impact on recognition correct rate and the accuracy rate of shooting remote transmitting water meter.
Summary of the invention
To the problems of the prior art, this utility model provides a kind of shooting remote transmitting water meter using optical generator.
For solving problem above, solution of the present utility model is a kind of shooting remote transmitting water meter using optical generator, including mechanical water meter, for shooting machinery water meter character wheel reading and the photographic head of total indicator reading, it is connected for the DSP assembly that the image that photographic head shoots is identified with photographic head, for controlling photographic head and DSP component operation and transmitting protocol integrated test system and the transfer assembly of recognition result, for providing photographic head, DSP assembly and protocol integrated test system and the power supply module of the required electric energy of transfer assembly work, described photographic head, DSP assembly, protocol integrated test system and transfer assembly and power supply module are arranged in transparent table cover, transparent table cover is arranged on mechanical water meter, also include the optical generator being arranged in the shooting transparent table cover of remote transmitting water meter.
As can be seen from the above description, this utility model is principle based on OCR optical identification, without existing water meter inner structure is modified, the light of different wave length is sent by light filling generator, penetrate the interference environment above character wheel, improve the shooting clear degree of shooting water meter, improve accuracy and the accuracy rate of shooting remote transmitting water meter.
As improvement, it is 400nm 3000nm that described optical generator sends the wave-length coverage of light.
As improvement, the light source of described optical generator is LED, at least one in Metal halogen lamp, fluorescent lamp, high-pressure sodium, electric filament lamp, iodine-tungsten lamp, xenon lamp (HID).
As improvement, the shooting remote transmitting water meter of described use optical generator also includes being arranged on the auxiliary positioning frame bottom the shooting transparent table cover of remote transmitting water meter, described in be arranged at least one, auxiliary positioning frame bottom the shooting transparent table cover of remote transmitting water meter.
As further improving, described in be arranged on the auxiliary positioning frame shape bottom the shooting transparent table cover of remote transmitting water meter and include circular and square.
As entering a kind of improvement, described in be arranged on the auxiliary positioning frame bottom the shooting transparent table cover of remote transmitting water meter and have five, one is used for positioning character wheel reading, and four are used for positioning pointer reading.
As entering a kind of improvement, described in be arranged on the auxiliary positioning frame bottom the shooting transparent table cover of remote transmitting water meter and have five, one is used for positioning character wheel reading for square frame, four for circle frame for positioning pointer reading.
From the above, it can be seen that this utility model has the advantage that
1. principle based on OCR optical identification, there is provided a kind of and new assist in identifying mechanism i.e. auxiliary positioning frame, without being modified existing water meter inner structure, the water meter character wheel reading directly crossed with photographic head frame mark for shooting and total indicator reading also do OCR identification, and transmit the new water meter of reading；
2. due to the image only need to selected by DSP analyzing component union auxiliary positioning frame, it is greatly reduced the content needing to identify image, reduces operand, improve recognition speed；
3. when installing the shooting transparent table cover of water meter, auxiliary positioning frame is positioned at bottom the shooting transparent table cover of water meter, due to auxiliary positioning frame and character wheel reading and total indicator reading position one_to_one corresponding on mechanical water meter dial plate, when convenient installation, location, makes the most accurate of installation.
Accompanying drawing explanation
Fig. 1 is this utility model internal each component diagram of the shooting transparent table cover of remote transmitting water meter；
Fig. 2 is internal each component diagram after this utility model increases auxiliary positioning frame；
Fig. 3 is auxiliary positioning frame schematic diagram bottom this utility model shooting transparent table cover of remote transmitting water meter；
Fig. 4 is that this utility model shooting remote transmitting water meter installs rear schematic diagram；
Fig. 5 is that this utility model images remote transmitting water meter installation process schematic diagram；
Reference: 1, mechanical water meter, 2, optical generator, 3, photographic head, 4, DSP assembly, 5, protocol integrated test system and transfer assembly, 6, power supply module, 7, the shooting transparent table cover of water meter, 8, auxiliary positioning frame.
Detailed description of the invention
In conjunction with Fig. 1, describe first specific embodiment of the present utility model in detail, but claim of the present utility model is not done any restriction.
As shown in Figure 1, a kind of shooting remote transmitting water meter using optical generator, including mechanical water meter 1, for shooting the photographic head 3 of mechanical water meter 1 character wheel reading and total indicator reading, it is connected with photographic head 3 for the DSP assembly 4 that the image that photographic head 3 shoots is identified, for controlling protocol integrated test system and the transfer assembly 5 that photographic head 3 and DSP assembly 4 works and transmits recognition result, for providing photographic head 3, DSP assembly 4 and protocol integrated test system and transfer assembly 5 work the power supply module 6 of required electric energy, described photographic head 3, DSP assembly 4, protocol integrated test system and transfer assembly 5 and power supply module 6 are arranged in transparent table cover 7, transparent table cover 7 is arranged on mechanical water meter 1, also include the optical generator 2 being arranged in the shooting transparent table cover of remote transmitting water meter 7.
More specifically, described optical generator 2 sends the wave-length coverage of light is 400nm 3000nm.
More specifically, the light source of described optical generator 2 be LED, at least one in Metal halogen lamp, fluorescent lamp, high-pressure sodium, electric filament lamp, iodine-tungsten lamp, xenon lamp (HID).
Its major function block has:
1. " with the mechanical water meter 1 of character wheel and pointer ", sensed by discharge by mechanical part；
2. " optical generator 2 " can send the LED of different wave length；
3. shoot in the environment of the light of the different wave length that " CCD camera assembly 3 " sends at optical generator, shoot complete character wheel and pointer part；
4. " DSP assembly 4 ", the character wheel of shooting and the picture of pointer are identified；
5. " protocol integrated test system and transfer assembly 5 " controls photographic head, the result that DSP work and transmission identify；
6. " power supply module 6 " provides photographic head 3, and DSP assembly 4 and protocol integrated test system and transfer assembly 5 work the power supply module 6 of required electric energy；
7. " the shooting transparent table cover of remote transmitting water meter 7 ", described optical generator 2, photographic head 3, DSP assembly 4, protocol integrated test system and transfer assembly 5 and power supply module 6 are arranged in the shooting transparent table cover of remote transmitting water meter 7.
During use, its basic work process is:
The first step: mechanical water meter 1 is by machinery sensing discharge；
Second step: optical generator 2 sends selected wavelength light；
3rd step: photographic head 3 shoot through optical generator 2 irradiate water surface reflection image；
4th step: DSP assembly 4 carries out OCR identification to the image of the 3rd step；
5th step: the reading of protocol integrated test system and 5 the 4th step identifications of transfer assembly sends.
The intelligent telemetering water meter principle using optical generator light filling identified based on OCR:
The first step: optical generator 2 sends the light of different wave length, is irradiated on water surface；
Second: photographic head 3 shoots mechanical water meter 1 character wheel through optical generator 2 irradiation and pointer, filters out image clearly；
3rd step: DSP assembly 4 extracts the character wheel part in image and pointer part；
4th step: DSP assembly 4 uses pattern matching algorithm to character wheel and pointer；
5th step: the reading of protocol integrated test system and 5 the 4th step identifications of transfer assembly sends.
In conjunction with Fig. 2, describe second specific embodiment of the present utility model in detail, but claim of the present utility model is not done any restriction.
nullAs shown in Figure 2，A kind of shooting remote transmitting water meter using optical generator，Including mechanical water meter 1，For shooting the photographic head 3 of mechanical water meter 1 character wheel reading and total indicator reading，It is connected for the DSP assembly 4 that the image that photographic head 3 shoots is identified with photographic head 3，For controlling protocol integrated test system and the transfer assembly 5 that photographic head 3 and DSP assembly 4 works and transmits recognition result，For providing photographic head 3，DSP assembly 4 and protocol integrated test system and transfer assembly 5 work the power supply module 6 of required electric energy，Described photographic head 3、DSP assembly 4、Protocol integrated test system and transfer assembly 5 and power supply module 6 are arranged in transparent table cover 7，Transparent table cover 7 is arranged on mechanical water meter，Also include the optical generator 2 being arranged in the shooting transparent table cover of remote transmitting water meter，The shooting remote transmitting water meter of described use optical generator also includes being arranged on the auxiliary positioning frame 8 bottom the shooting transparent table cover of remote transmitting water meter 7，Described at least one, the auxiliary positioning frame 8 being arranged on bottom the shooting transparent table cover of remote transmitting water meter 7.
It is arranged on auxiliary positioning frame 8 shape bottom the shooting transparent table cover of remote transmitting water meter 7 described in more specifically, and includes circular and square.
Being arranged on auxiliary positioning frame 8 bottom the shooting transparent table cover of remote transmitting water meter 7 described in more specifically, and have five, one is used for positioning character wheel reading, and four are used for positioning pointer reading.
Being arranged on auxiliary positioning frame 8 bottom the shooting transparent table cover of remote transmitting water meter 7 described in more specifically, and have five, one is used for positioning character wheel reading for square frame, and four are used for positioning pointer reading for circle frame.
During use, the OCR identification process of use auxiliary positioning frame 8:
The first step: obtain the picture that the auxiliary positioning frame 8 of photographic head 3 shooting is confined, picture is processed；
Second step: mate with the frame information preserved in DSP assembly 4；
DSP assembly 4 preserves the information of frame: can be the picture of frame, or the description of frame: as rectangle can be described as a length of 110-180 pixel a width of 40-50 pixel, and pixel color is blue
3rd step: in 4 images of DSP assembly the image zooming-out of auxiliary positioning frame 8 labelling is out after the match is successful；
4th step: the image that the 3rd step is extracted by DSP assembly 4 carries out template matching identification；
5th step: the result of protocol integrated test system and 5 the 4th step identifications of transfer assembly sends.
In sum, this utility model have the advantage that into:
1. principle based on OCR optical identification, without existing water meter inner structure is modified, sent the light of different wave length by optical generator 2, penetrate the interference environment on character wheel and pointer, improve the shooting clear degree of shooting water meter, improve accuracy and the accuracy rate of shooting remote transmitting water meter.
2. principle based on OCR optical identification, there is provided a kind of and new assist in identifying mechanism i.e. auxiliary positioning frame 8, without being modified existing water meter inner structure, the water meter character wheel reading directly crossed with photographic head 3 frame mark for shooting and total indicator reading also do OCR identification, and transmit the new water meter of reading；
3. owing to only need to resolve, by DSP assembly 4, the image that union auxiliary positioning frame 8 is selected, it is greatly reduced the content needing to identify image, reduces operand, improve recognition speed；
4. when installing the shooting transparent table cover 7 of water meter, auxiliary positioning frame 8 is positioned at bottom the shooting transparent table cover of water meter 7, due to auxiliary positioning frame 8 and character wheel reading and total indicator reading position one_to_one corresponding on mechanical water meter 1 dial plate, when convenient installation, location, makes the most accurate of installation.
It is understandable that; above with respect to specific descriptions of the present utility model; it is merely to illustrate this utility model and is not limited to the technical scheme described by this utility model embodiment; it will be understood by those within the art that; in the case of the spirit and scope limited without departing from claim; this utility model can be modified or equivalent, to reach identical technique effect, but all within protection domain of the present utility model.
Claims (7)
- null1. the shooting remote transmitting water meter using optical generator，Its feature with: include mechanical water meter (1)，For shooting the photographic head (3) of mechanical water meter (1) character wheel reading and total indicator reading，It is connected for the DSP assembly (4) that the image that photographic head (3) shoots is identified with photographic head (3)，Work for controlling photographic head (3) and DSP assembly (4) and transmit protocol integrated test system and the transfer assembly (5) of recognition result，For providing photographic head (3)，DSP assembly (4) and protocol integrated test system and the power supply module (6) of the required electric energy of transfer assembly (5) work，Described photographic head (3)、DSP assembly (4)、Protocol integrated test system and transfer assembly (5) and power supply module (6) are arranged in the shooting transparent table cover of water meter (7)，The shooting transparent table cover of water meter (7) is arranged on mechanical water meter (1)，Also include the optical generator (2) being arranged in the shooting transparent table cover of remote transmitting water meter (7).
- The shooting remote transmitting water meter of use optical generator the most according to claim 1, it is characterised in that: it is 400nm 3000nm that described optical generator (2) sends the wave-length coverage of light.
- The shooting remote transmitting water meter of use optical generator the most according to claim 1, it is characterised in that: the light source of described optical generator (2) is LED, at least one in Metal halogen lamp, fluorescent lamp, high-pressure sodium, electric filament lamp, iodine-tungsten lamp, xenon lamp (HID).
- The shooting remote transmitting water meter of use optical generator the most according to claim 1, it is characterized in that: also include being arranged on the auxiliary positioning frame (8) of the shooting transparent table cover of remote transmitting water meter (7) bottom, described in be arranged at least one, the auxiliary positioning frame (8) of the shooting transparent table cover of remote transmitting water meter (7) bottom.
- The shooting remote transmitting water meter of use optical generator the most according to claim 4, it is characterised in that the shape of the auxiliary positioning frame (8) being arranged on the shooting transparent table cover of remote transmitting water meter (7) bottom described in: includes circular and square.
- The shooting remote transmitting water meter of use optical generator the most according to claim 4, it is characterized in that: described in be arranged on shooting the transparent table cover of remote transmitting water meter (7) bottom auxiliary positioning frame (8) have five, one is used for positioning character wheel reading, and four are used for positioning pointer reading.
- The shooting remote transmitting water meter of use optical generator the most according to claim 6, it is characterized in that: described in be arranged on shooting the transparent table cover of remote transmitting water meter (7) bottom auxiliary positioning frame (8) have five, one is used for positioning character wheel reading for square frame, and four are used for positioning pointer reading for circle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521107263.9U CN205449192U (en) | 2015-12-26 | 2015-12-26 | Use teletransmission water gauge of making a video recording of optical generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521107263.9U CN205449192U (en) | 2015-12-26 | 2015-12-26 | Use teletransmission water gauge of making a video recording of optical generator |
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| CN205449192U true CN205449192U (en) | 2016-08-10 |
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| CN201521107263.9U Active CN205449192U (en) | 2015-12-26 | 2015-12-26 | Use teletransmission water gauge of making a video recording of optical generator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952413A (en) * | 2017-04-28 | 2017-07-14 | 余鸿忠 | Intelligent meter reading machine |
| CN107063403A (en) * | 2017-03-31 | 2017-08-18 | 上海大学 | Mechanical water meter measuring accuracy automatic detection device and method |
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2015
- 2015-12-26 CN CN201521107263.9U patent/CN205449192U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063403A (en) * | 2017-03-31 | 2017-08-18 | 上海大学 | Mechanical water meter measuring accuracy automatic detection device and method |
| CN106952413A (en) * | 2017-04-28 | 2017-07-14 | 余鸿忠 | Intelligent meter reading machine |
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