CN102790848A - Strong and weak electricity separation design method and power adapter for power line network camera - Google Patents
Strong and weak electricity separation design method and power adapter for power line network camera Download PDFInfo
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- CN102790848A CN102790848A CN2011101326796A CN201110132679A CN102790848A CN 102790848 A CN102790848 A CN 102790848A CN 2011101326796 A CN2011101326796 A CN 2011101326796A CN 201110132679 A CN201110132679 A CN 201110132679A CN 102790848 A CN102790848 A CN 102790848A
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- 230000005611 electricity Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000013461 design Methods 0.000 title claims abstract description 12
- 238000000926 separation method Methods 0.000 title abstract 3
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 230000003287 optical effect Effects 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000003990 capacitor Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The invention relates to the field of power line network cameras, in particular to a strong and weak electricity separation design method and a power adapter for implementing the method for a power line network camera. A device for implementing the method comprises a camera end and an external power adapter end, the external power adapter end converts strong electricity to weak electricity and outputs the weak electricity to the camera end, and signals of data acquired by the camera end are transmitted to the external power adapter end through a power line network communication module and coupled to a mains supply line. According to the strong and weak electricity separation design method and the power adapter for implementing the method for the power line network camera, the external power supply is utilized for converting the strong electricity to the weak electricity to supply power for the power line network camera, prior built-in parts of a power line network camera switching power supply and the like are externally installed, so that the size of the camera can be substantially reduced, and due to the fact that all currents of the camera end are weak electricity, the condition that an electric shock happens to an operator due to the leakage of electricity of a machine during the usage and maintenance is avoided, and the safe working of a product is guaranteed.
Description
Technical field
The present invention relates to the power line network camera field, especially the strong and weak electricity separate design method of power line network camera and realize the power supply adaptor of this method.
Background technology
Existing.Power line network camera be owing to will pass through the power line transmission signal, thus as shown in Figure 1, usually that Switching Power Supply, power line communication module and network cameras is integrated, thus cause existing web camera volume all relatively large; And because that a lot of web cameras all are located in a lot of occasions is outdoor, the for example monitoring of positions such as road, harbour, plant area is introduced the 220V forceful electric power to cause easily in the web camera to use or exist during maintenance and is got an electric shock or potential safety hazards such as electric leakage.
Summary of the invention
The strong and weak electricity separate design method that the purpose of this invention is to provide a kind of safe in utilization, power line network camera that volume reduces.
To achieve these goals, the present invention adopts following technical scheme:
It comprises a video camera end and external power supply adapter end; Described external power supply adapter end outputs to the video camera end after converting forceful electric power into light current, and the data of video camera end collection pass the signal to the external power supply adapter end through the power line network communication module and are coupled in the line.
Preferably; Described video camera comprises optical lens, is located at the imageing sensor at optical lens rear; Network cameras module that is connected with imageing sensor and the power line network communication module that is connected with the network cameras module, the light current that power line network communication module reception external power supply adapter is exported and to external power supply adaptor transferring electric power line signal.
Described external power supply adapter comprises the Switching Power Supply that forceful electric power is converted into light current, and the input of described Switching Power Supply also connects a coupling transformer, and described coupling transformer primary side input and output are respectively equipped with an electric capacity in the loop; Said coupling transformer secondary side input and output loop is respectively equipped with an electric capacity always, and the output of said Switching Power Supply is connected the power line network communication module of video camera end with the secondary side of coupling transformer.
The input of said Switching Power Supply connects AC 220V civil power, and output is exported 12V DC or AC 220V civil power is changed into 24V AC by transformer.
The present invention also provides a kind of power supply adaptor, comprises the Switching Power Supply that forceful electric power is converted into light current, and the input of described Switching Power Supply also connects a coupling transformer, and described coupling transformer primary side input and output are respectively equipped with an electric capacity in the loop; Said coupling transformer secondary side input and output also are respectively equipped with an electric capacity in the loop.
Described electric capacity is high pressure resistant ceramic condenser.
After the strong and weak electricity separate design method of power line network camera of the present invention and the power supply adaptor of realizing this method use external power supply to convert preceding point into light current the power line network camera is supplied power; Owing to all be designed to original built-in parts such as power line network camera switch power supply external; So the volume of video camera itself can significantly reduce; And because the electric current of video camera end all is a light current; So avoided the situation that the machine electric leakage personnel that cause get an electric shock taking place using and keep in repair the people, guaranteed the work safety of product.
Description of drawings
Fig. 1 is the structural representation of first embodiment of the invention;
Fig. 2 is the power supply and the camera syndeton sketch map of second embodiment of the invention;
Fig. 3 is the power supply adaptor structural representation in the second embodiment of the invention.
The object of the invention, function and advantage will combine embodiment, further specify with reference to accompanying drawing.
Embodiment
As shown in Figure 2; The international down strong and weak electricity separate design method of the power line network of the first embodiment of the present invention comprises a video camera end and external power supply adapter end; Described external power supply adapter end outputs to the video camera end after converting forceful electric power into light current, and the data of video camera end collection pass the signal to the external power supply adapter end through the power line network communication module and are coupled in the line.
Wherein, Described video camera comprises optical lens, is located at the imageing sensor at optical lens rear; Network cameras module that is connected with imageing sensor and the power line network communication module that is connected with the network cameras module, the light current that power line network communication module reception external power supply adapter is exported and to external power supply adaptor transferring electric power line signal.
Described external power supply adapter comprises the Switching Power Supply that forceful electric power is converted into light current, and the input of described Switching Power Supply also connects a coupling transformer, and described coupling transformer primary side input and output are respectively equipped with an electric capacity in the loop; Said coupling transformer secondary side input and output also are respectively equipped with an electric capacity in the loop, and the output of said Switching Power Supply is connected the power line network communication module of video camera end with the secondary side of coupling transformer.
The input of said Switching Power Supply connects AC 220V civil power, and output is exported 12V DC or AC 220V civil power is changed into 24V AC by transformer.General power line network camera all is to use 12VDC, and power line network cameras such as part clipping the ball machine use 24V AC to supply power.
As shown in Figure 2; The second embodiment of the present invention provides a kind of power supply adaptor; Comprise the Switching Power Supply that forceful electric power is converted into light current, the input of described Switching Power Supply also connects a coupling transformer, is respectively equipped with a capacitor C 1, C2 in the described coupling transformer primary side input and output loop; Also be respectively equipped with a capacitor C 3, C4 in the said coupling transformer secondary side input and output loop.
Described capacitor C 1, C2, C3, C4 are high pressure resistant ceramic condenser.
The above is merely the preferred embodiments of the present invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (6)
1. the strong and weak electricity separate design method of a power line network camera; It is characterized in that: comprise a video camera end and external power supply adapter end; Described external power supply adapter end outputs to the video camera end after converting forceful electric power into light current, and the data of video camera end collection pass the signal to the external power supply adapter end through the power line network communication module and are coupled in the line.
2. the strong and weak electricity separate design method of power line network camera as claimed in claim 1; It is characterized in that: described video camera comprises optical lens, is located at the imageing sensor at optical lens rear; Network cameras module that is connected with imageing sensor and the power line network communication module that is connected with the network cameras module, the light current that power line network communication module reception external power supply adapter is exported and to external power supply adaptor transferring electric power line signal.
3. the strong and weak electricity separate design method of power line network camera as claimed in claim 2; It is characterized in that: described external power supply adapter comprises the Switching Power Supply that forceful electric power is converted into light current; The input of described Switching Power Supply also connects a coupling transformer, and described coupling transformer primary side input and output are respectively equipped with an electric capacity in the loop; Said coupling transformer secondary side input and output also are respectively equipped with an electric capacity in the loop, and the output of said Switching Power Supply is connected the power line network communication module of video camera end with the secondary side of coupling transformer.
4. the strong and weak electricity separate design method of power line network camera as claimed in claim 3 is characterized in that: the input of said Switching Power Supply connects AC 220V civil power, and output is exported 12V DC or the AC220V civil power is changed into 24V AC by transformer.
5. power supply adaptor, it is characterized in that: comprise the Switching Power Supply that forceful electric power is converted into light current, the input of described Switching Power Supply also connects a coupling transformer, and described coupling transformer primary side input and output are respectively equipped with an electric capacity in the loop; Said coupling transformer secondary side input and output also are respectively equipped with an electric capacity in the loop.
6. power supply adaptor as claimed in claim 5 is characterized in that: described electric capacity is high pressure resistant ceramic condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101326796A CN102790848A (en) | 2011-05-20 | 2011-05-20 | Strong and weak electricity separation design method and power adapter for power line network camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101326796A CN102790848A (en) | 2011-05-20 | 2011-05-20 | Strong and weak electricity separation design method and power adapter for power line network camera |
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| Publication Number | Publication Date |
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| CN102790848A true CN102790848A (en) | 2012-11-21 |
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| CN2011101326796A Pending CN102790848A (en) | 2011-05-20 | 2011-05-20 | Strong and weak electricity separation design method and power adapter for power line network camera |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1226099A (en) * | 1998-02-09 | 1999-08-18 | 富士电机株式会社 | Uninterruptible power supply apparatus |
| CN1388703A (en) * | 2002-07-12 | 2003-01-01 | 张学武 | Remote controlled network digital video camera platform |
| CN101079656A (en) * | 2006-05-24 | 2007-11-28 | 厦门瑞科技术发展有限公司 | A network system based on power line and Ethernet mixing networking |
| CN101141631A (en) * | 2006-09-07 | 2008-03-12 | 厦门瑞科技术发展有限公司 | Storage type power line network camera |
| CN201213292Y (en) * | 2008-03-04 | 2009-03-25 | 深圳市国电科技通信有限公司 | Digital video transmission device based on electric line communication |
| WO2009061018A1 (en) * | 2007-11-08 | 2009-05-14 | Modnnet Co., Ltd. | Multi adapter |
| CN101436326A (en) * | 2008-12-25 | 2009-05-20 | 哈尔滨电工仪表研究所 | Data communication displayer for electric energy instrument |
| CN101436883A (en) * | 2008-12-03 | 2009-05-20 | 华为技术有限公司 | Electric power modem |
| CN201839363U (en) * | 2010-11-11 | 2011-05-18 | 尹军 | Unipolar monitoring camera |
-
2011
- 2011-05-20 CN CN2011101326796A patent/CN102790848A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1226099A (en) * | 1998-02-09 | 1999-08-18 | 富士电机株式会社 | Uninterruptible power supply apparatus |
| CN1388703A (en) * | 2002-07-12 | 2003-01-01 | 张学武 | Remote controlled network digital video camera platform |
| CN101079656A (en) * | 2006-05-24 | 2007-11-28 | 厦门瑞科技术发展有限公司 | A network system based on power line and Ethernet mixing networking |
| CN101141631A (en) * | 2006-09-07 | 2008-03-12 | 厦门瑞科技术发展有限公司 | Storage type power line network camera |
| WO2009061018A1 (en) * | 2007-11-08 | 2009-05-14 | Modnnet Co., Ltd. | Multi adapter |
| CN201213292Y (en) * | 2008-03-04 | 2009-03-25 | 深圳市国电科技通信有限公司 | Digital video transmission device based on electric line communication |
| CN101436883A (en) * | 2008-12-03 | 2009-05-20 | 华为技术有限公司 | Electric power modem |
| CN101436326A (en) * | 2008-12-25 | 2009-05-20 | 哈尔滨电工仪表研究所 | Data communication displayer for electric energy instrument |
| CN201839363U (en) * | 2010-11-11 | 2011-05-18 | 尹军 | Unipolar monitoring camera |
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Application publication date: 20121121 |