CN208143364U - A kind of POE power supply camera - Google Patents
A kind of POE power supply camera Download PDFInfo
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- CN208143364U CN208143364U CN201820381122.3U CN201820381122U CN208143364U CN 208143364 U CN208143364 U CN 208143364U CN 201820381122 U CN201820381122 U CN 201820381122U CN 208143364 U CN208143364 U CN 208143364U
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- power supply
- camera
- lighting sources
- supplementary lighting
- poe
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Abstract
The utility model embodiment discloses a kind of POE power supply camera, including isolating device group, supplementary lighting sources device, network interface, isolated power supply circuit and non-isolated power supply circuit.Isolating device group includes CPU, photosensitive element, Ethernet chip and network transformer, and network transformer is connected with network interface one end.Isolated power supply circuit is that isolating device group is powered, and one end is connected with isolating device group, and the other end is connected with network interface.Non-isolated power supply circuit is that supplementary lighting sources device is powered, and one end is connected with supplementary lighting sources device, and the other end is connected with network interface.The application separates the devices uses isolated power supply circuit such as CPU, effectively prevent the interference of transient high-current that supplementary lighting sources device generates during quick-fried sudden strain of a muscle to circuits such as CPU, the stability for improving photosensitive element and CPU operation guarantees the image quality of POE power supply camera；In addition, non-isolated power supply circuit is used to be powered for supplementary lighting sources device, the manufacturing cost of POE power supply camera is reduced.
Description
Technical field
The utility model relates to video-photographic equipment technical fields, more particularly to a kind of POE power supply camera.
Background technique
With the fast development of optical technology and computer networking technology, POE (Power Over Ethernet, Ethernet
Power supply) module be used for for camera be powered using more and more extensive.
It is being one in the case that POE technology is does not make any changes based on existing Ethernet Cat.5 wiring architecture
While a little IP-based terminal (such as IP telephone machine, wireless local network connecting point AP, web camera) transmission data-signals,
The technology of direct current supply is provided for such equipment.Utilize transmission data and electrical power while existing standard Ethernet transmission cable
Newest standards specification, maintain the compatibility with existing Ethernet system and user.
When being powered using POE module for camera, supplementary lighting sources can generate instantaneous big electricity during quick-fried sudden strain of a muscle light filling
Stream can not only cause supply voltage wink drop to lead to CPU (Central to generate biggish interference to power circuit
Processing Unit, central processing unit) it resets, it can also cause photosensitive element sampling abnormal since power supply is unstable, and then lead
Picture imaging noise is caused to increase, camera imaging is ineffective.
Utility model content
The purpose of the utility model embodiment is to provide a kind of POE power supply camera, improves the steady of CPU and photosensitive element
It is qualitative, to improve the imaging definition and image resolution ratio of POE power supply camera.
In order to solve the above technical problems, the utility model embodiment provides following technical scheme：
The utility model embodiment provides a kind of POE power supply camera, including：
Isolating device group, supplementary lighting sources device, network interface, isolated power supply circuit and non-isolated power supply circuit；
The isolating device group includes CPU, photosensitive element, Ethernet chip and network transformer, the network transformer
It is connected with described network interface one end；
The isolated power supply circuit on one side is connected with the isolating device group, and the other end is connected with the network interface；With
It is powered in for the isolating device group；
The non-isolated power supply circuit on one side is connected with the supplementary lighting sources device, the other end and the network interface phase
Even；For being powered for the supplementary lighting sources device.
Optionally, further include：
Light control switch, described light control switch one end are connected with the supplementary lighting sources device, the other end with it is described
Non-isolated power supply circuit is connected, and the instruction for being sent according to the CPU carries out closed procedure.
Optionally, the light control switch is mos pipe.
Optionally, the supplementary lighting sources device is the array of source being made of multiple LED light sources.
Optionally, the supplementary lighting sources device includes LED light source array and provides the electricity of energy for the LED light source array
Hold array.
Optionally, the network interface is RJ45 or M12.
Optionally, the camera lens bayonet of the POE power supply camera is M12 or CS bayonet or C bayonet.
The utility model embodiment provides a kind of POE power supply camera, including isolating device group, supplementary lighting sources device, net
Network interface, isolated power supply circuit and non-isolated power supply circuit.Wherein, isolating device group includes CPU, photosensitive element, ether steel wire rack
Piece and network transformer, network transformer are connected with network interface one end.Isolated power supply circuit is used to carry out for isolating device group
Power supply, one end are connected with isolating device group, and the other end is connected with network interface.Non-isolated power supply circuit is used to be supplementary lighting sources
Device is powered, and one end is connected with supplementary lighting sources device, and the other end is connected with network interface.
The CPU of camera, photosensitive element, Ethernet chip and network transformer are utilized isolated power supply by technical scheme
Circuit separates, and effectively prevents the transient high-current that supplementary lighting sources device generates during quick-fried sudden strain of a muscle and does to circuits such as CPU
It disturbs, improves the stability of photosensitive element and CPU operation, guarantee the image quality of POE power supply camera, improve POE power supply camera
Imaging definition and image resolution ratio；In addition, using non-isolated power supply circuit be individually for the circuit in supplementary lighting sources device into
The manufacturing cost and use cost of POE power supply camera greatly reduces in row power supply.
Detailed description of the invention
For the clearer technical solution for illustrating the utility model embodiment or the prior art, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural block diagram of the POE provided by the embodiment of the utility model power supply camera in specific embodiment；
Fig. 2 is structural block diagram of the POE provided by the embodiment of the utility model power supply camera in another specific embodiment.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and specific implementation
The utility model is described in further detail for mode.Obviously, described embodiment is only the utility model a part
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, fall within the protection scope of the utility model.
The description and claims of this application and term " first ", " second ", " third " " in above-mentioned attached drawing
Four " etc. be for distinguishing different objects, rather than for describing specific sequence.Furthermore term " includes " and " having " and
Their any deformations, it is intended that cover and non-exclusive include.Such as contain a series of steps or units process, method,
System, product or equipment are not limited to listed step or unit, but may include the step of not listing or unit.
Referring to Fig. 1, Fig. 1 is POE power supply camera under a kind of specific embodiment provided by the embodiment of the utility model
Structural block diagram.
POE power supply camera may include isolating device group 1, supplementary lighting sources device 2, network interface 3,4 and of isolated power supply circuit
Non-isolated power supply circuit 5.
Isolating device group 1 may include CPU, photosensitive element, Ethernet chip and network transformer, network transformer and network
One end of interface 3 is connected.Certainly, isolating device group 1 may also comprise magazine other and need to avoid transient high-current to interfere
Device guarantees that the stability of device operation, the application do not do any restriction to this.
When supplementary lighting sources device 2 is for carrying out Image Acquisition to camera, light filling is carried out, to ensure image image quality.
The type and number for the supplementary lighting sources for including in supplementary lighting sources device can be chosen according to practical application scene and user demand,
The application does not do any restriction to this.
In a kind of specific embodiment, when infrared light supply carries out light filling, it can be obtained when external ambient lighting is lower
Preferable image taking effect, supplementary lighting sources device 2 can be the light source being made of multiple infrared light supplies and multiple visible light sources
Array, wherein the number of infrared light supply and visible light source can be chosen according to practical application scene and user demand, the application
Any restriction is not done to this.Consider the manufacturing cost of POE power supply camera, supplementary lighting sources device can be to be made of multiple LED light sources
Array of source.
Optionally, supplementary lighting sources device 2 can be to provide the capacitor of energy including LED light source array and for LED light source array
Array, the capacitor number that capacitor array includes can be according to the power of the number of light source and each light source on supplementary lighting sources device 2 come really
It is fixed.Certainly, it can also be other kinds of energy-storage travelling wave tube, light it as long as can provide required point amount for each light source.
Optionally, network interface 3 can be RJ45 or M12, can also be other kinds of network interface, the application couple certainly
This is not limited in any way.
Specifically, replaceable camera lens can be used in POE power supply camera, camera lens bayonet can be M12 or CS bayonet or C bayonet.
It certainly, can also be other kinds of camera lens bayonet, the application is not limited in any way this.
Isolated power supply circuit 4 is isolated by supplementary lighting sources device 2 and isolating device group 1, guarantees 2 He of supplementary lighting sources device
Isolating device group 2 is individually powered, and prevents one of module because bringing disaster to other after being led to damage by electrion or other reasons
Module, each module work independently, and without interruption, are conducive to improve the stability of each device operation in isolating device group 1.Specifically
, the circuit structure of isolated power supply circuit 4 can refer to the isolated power supply circuit of the prior art, and the application repeats no more.
Non-isolated power supply circuit 5 is individually for supplementary lighting sources device 2 and is powered, and can reduce the manufacture of POE power supply camera
Cost, specifically, the circuit structure of non-isolated power supply circuit 5 can refer to the isolated power supply circuit of the prior art, the application is no longer
It repeats.
In technical solution provided by the embodiment of the utility model, by the CPU of camera, photosensitive element, Ethernet chip and
Network transformer is separated using isolated power supply circuit, effectively prevent supplementary lighting sources device generated during quick-fried sudden strain of a muscle it is instantaneous
Interference of the high current to circuits such as CPU, improve photosensitive element and CPU operation stability, guarantee POE power supply camera at image quality
Amount improves the imaging definition and image resolution ratio of POE power supply camera；In addition, being individually for mending using non-isolated power supply circuit
Circuit in radiant device is powered, and the manufacturing cost and use cost of POE power supply camera greatly reduces.
When shooting environmental brightness is larger, generally can also can get preferable shooting effect without light filling, setting when into
When row light filling, when shooting environmental brightness is too big, the shooting effect of acquisition is bad instead.In consideration of it, the phase referring to Fig. 2, POE powers
The also settable light control switch 6 of machine, 6 one end of light control switch are connected with supplementary lighting sources device 2, the other end and non-isolated electricity
Source circuit 5 is connected.
Optionally, light control switch 6 can manage for mos, certainly, other kinds of control switch, the application can also be used
This is not limited in any way.
Light control switch 6 is isolation design, and light control switch 6 carries out closed procedure according to the instruction that CPU is sent, with
Open or close the supplementary lighting sources in supplementary lighting sources device 2.
For example, when shooting environmental brightness is larger, generally preferable shooting effect can also be can get without light filling
Fruit is arranged when carrying out light filling, and when shooting environmental brightness is too big, the shooting effect of acquisition is bad instead.CPU is by comparing camera
The relationship of the illumination of current shooting environment and default illumination threshold value, it is determined whether open supplementary lighting sources.When current shooting environment
When intensity of illumination is less than default illumination threshold value, CPU sends the instruction for opening supplementary lighting sources device 2, light source to light control switch 6
6 closures of opening the light are controlled, non-isolated power supply circuit 5 is that supplementary lighting sources device 2 is powered, and lights the light in supplementary lighting sources device 2
Source array；When the intensity of illumination of current shooting environment is greater than default illumination threshold value, when the light source battle array in supplementary lighting sources device 2
When column are in illuminating state, CPU sends the instruction for closing supplementary lighting sources device 2 to light control switch 6, and light source control opens the light 6
It opens, non-isolated power supply circuit 5 stops being that supplementary lighting sources device 2 is powered, and array of source is not lighted, when array of source is in
When non-lit up state, electric CPU does not make any operation.
By be arranged light control switch 6, when ambient lighting deficiency, CPU controls this and closes the switch, be Image Acquisition into
The real-time light filling of row.Not only guaranteed the imaging effect of camera, but can save camera for electric flux, to reduce customer using cost.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with it is other
The difference of embodiment, same or similar part may refer to each other between each embodiment.For being filled disclosed in embodiment
For setting, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is referring to method part
Explanation.
Professional further appreciates that, list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member can be realized with electronic hardware, computer software, or a combination of the two, can in order to clearly demonstrate hardware and software
Interchangeability generally describes each exemplary composition and step according to function in the above description.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the utility model.
A kind of POE power supply camera provided by the utility model is described in detail above.Tool used herein
Body example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand
The method and its core concept of the utility model.It should be pointed out that for those skilled in the art, not taking off
Under the premise of from the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification
It also falls into the protection scope of the utility model claims.
Claims (7)
- The camera 1. a kind of POE powers, which is characterized in that including：Isolating device group, supplementary lighting sources device, network interface, isolated power supply circuit and non-isolated power supply circuit；The isolating device group includes CPU, photosensitive element, Ethernet chip and network transformer, the network transformer and institute Network interface one end is stated to be connected；The isolated power supply circuit on one side is connected with the isolating device group, and the other end is connected with the network interface；For for The isolating device group is powered；The non-isolated power supply circuit on one side is connected with the supplementary lighting sources device, and the other end is connected with the network interface；With It is powered in for the supplementary lighting sources device.
- The camera 2. POE as described in claim 1 powers, which is characterized in that further include：Light control switch, described light control switch one end are connected with the supplementary lighting sources device, the other end and it is described it is non-every It is connected from power circuit, the instruction for being sent according to the CPU carries out closed procedure.
- The camera 3. POE as claimed in claim 2 powers, which is characterized in that the light control switch is mos pipe.
- The camera 4. POE as described in claim 1 powers, which is characterized in that the supplementary lighting sources device is by multiple LED light sources The array of source of composition.
- The camera 5. POE as described in any one of claims 1-3 powers, which is characterized in that the supplementary lighting sources device includes LED Array of source and the capacitor array of energy is provided for the LED light source array.
- The camera 6. POE as claimed in claim 5 powers, which is characterized in that the network interface is RJ45 or M12.
- The camera 7. POE as claimed in claim 6 powers, which is characterized in that the camera lens bayonet of the POE power supply camera is M12 Or CS bayonet or C bayonet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820381122.3U CN208143364U (en) | 2018-03-20 | 2018-03-20 | A kind of POE power supply camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820381122.3U CN208143364U (en) | 2018-03-20 | 2018-03-20 | A kind of POE power supply camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208143364U true CN208143364U (en) | 2018-11-23 |
Family
ID=64289173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820381122.3U Active CN208143364U (en) | 2018-03-20 | 2018-03-20 | A kind of POE power supply camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208143364U (en) |
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2018
- 2018-03-20 CN CN201820381122.3U patent/CN208143364U/en active Active
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