CN204964961U - Camera with emergency lighting function - Google Patents
Camera with emergency lighting function Download PDFInfo
- Publication number
- CN204964961U CN204964961U CN201520705014.3U CN201520705014U CN204964961U CN 204964961 U CN204964961 U CN 204964961U CN 201520705014 U CN201520705014 U CN 201520705014U CN 204964961 U CN204964961 U CN 204964961U
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- CN
- China
- Prior art keywords
- led light
- supplement lamp
- light supplement
- circuit
- camera
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model discloses a camera with emergency lighting function, including casing, camera, LED light filling lamp, photosensitive element, master control circuit and power supply circuit, camera, LED light filling lamp and photosensitive element all are connected with master control circuit, and power supply circuit is used for converting external power source to direct current, and LED light filling lamp includes preceding LED light filling lamp and back LED light filling lamp, preceding LED light filling lamp fixing in the front end of casing, and back LED light filling lamp fixing in the rear end of casing distributes around the camera, the camera still includes stand -by power supply and supply control circuit, and the supply control power is connected with stand -by power supply and power supply circuit to dock between control stand -by power supply and the power supply circuit. The utility model discloses can continue the illumination when the outage to shine blindly for a short time.
Description
Technical field
The utility model relates to a kind of analog video camera, and more particularly, it relates to a kind of video camera with emergency lighting function.
Background technology
At present, analog video camera is generally as a kind of watch-dog, is installed on some public arenas such as such as traffic surveillance and control system, floor, parking lot, to realize the real-time monitoring to scene.In order to analog video camera being allowed to see more clearly at night; usual meeting is supporting on analog video camera is provided with LED light supplement lamp and corresponding photo-sensitive cell; to detect light intensity around by photo-sensitive cell, thus automatically open LED light supplement lamp and carry out light compensation.Therefore, this type of video camera, also can be used as light fixture and uses, so that when the light fixture in floor breaks down, and temporary replacement light fixture.But, current video camera, just in front end, namely LED light supplement lamp has been installed by the surrounding of camera, that is, can only irradiate the region in video camera front, and for the region at video camera rear, but cannot be irradiated to, define certain irradiation blindly; In addition, when power-off, common video camera also cannot work, and loses corresponding illuminating effect.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of video camera with emergency lighting function, can continue illumination when power-off, and irradiates blindly little.
For achieving the above object, the utility model provides following technical scheme:
A kind of video camera with emergency lighting function, comprise casing, camera, LED light supplement lamp, photo-sensitive cell, governor circuit and power circuit, described camera, LED light supplement lamp are all connected with governor circuit with photo-sensitive cell, described power circuit is used for converting external power source to direct current, described LED light supplement lamp comprises front LED light supplement lamp and rear LED light supplement lamp, described front LED light supplement lamp is installed on the front end of casing, and being distributed in around described camera, described rear LED light supplement lamp is installed on the rear end of casing; Described video camera also comprises standby power supply and power-supplying circuit, and described power supply control power supply is connected with standby power supply and power circuit, to control to dock between standby power supply and power circuit.
Further, described governor circuit comprises video processing module, communication module, memory module and LED control module, described communication module, memory module, camera are all connected with video processing module, and described front LED light supplement lamp, rear LED light supplement lamp and photo-sensitive cell are all connected with LED control module.
Further, described LED control module comprises outage detection unit, control module and LED boosting unit; Described control module is connected with described photo-sensitive cell, to control front LED light supplement lamp and the luminescence of rear LED light supplement lamp when the light of video camera surrounding environment is more weak; Described outage detection unit is connected with external power source, to send power-off signal to control module when outside power cut-off, after described control module receives described power-off signal, sends boost signal to LED boosting unit; Described LED boosting unit in response to described boost signal to raise the brightness of front LED light supplement lamp and rear LED light supplement lamp.
Further, described outage detection unit comprises direct supply input circuit for detecting, and the described direct supply input input end of circuit for detecting is connected with the output terminal of power circuit, and the output terminal of described direct supply input circuit for detecting is connected with control module.
Compared with prior art, the utility model has the advantages that: by above scheme, at the front and back ends of video camera, forward and backward LED light supplement lamp is installed respectively, eliminate the irradiation blind area of LED light supplement lamp in prior art, and after outside power cut-off, switch to standby power supply by power-supplying circuit to power, thus realize video camera and work on.
Accompanying drawing explanation
Fig. 1 is the front schematic view of video camera in the utility model;
Fig. 2 is the afterbody schematic diagram of video camera in the utility model;
Fig. 3 is the schematic diagram of governor circuit and power-supplying circuit in the utility model;
Fig. 4 is the schematic diagram of LED control module in the utility model.
Reference numeral: 1, casing, 2, camera, 31, front LED light supplement lamp, 32, rear LED light supplement lamp, 4, photo-sensitive cell.
Embodiment
Referring to figs. 1 through Fig. 4, embodiment of the present utility model is described further.
With reference to Fig. 1, Fig. 2, a kind of video camera with emergency lighting function, comprise casing 1, camera 2, LED light supplement lamp, photo-sensitive cell 4, governor circuit and power circuit, camera 2, LED light supplement lamp are all connected with governor circuit with photo-sensitive cell 4, power circuit is used for converting external power source to direct current, LED light supplement lamp comprises front LED light supplement lamp 31 and rear LED light supplement lamp 32, front LED light supplement lamp 31 is installed on the front end of casing 1, and being distributed in camera 2 around, rear LED light supplement lamp 32 is installed on the rear end of casing 1; Video camera also comprises standby power supply and power-supplying circuit, and power supply control power supply is connected with standby power supply and power circuit, to control to dock between standby power supply and power circuit.
In the present embodiment, external power source is the civil power of 220V, and video camera inside carries power circuit, can convert the civil power of 220V to DC voltage, 220V civil power successively after overcommutation, filtering, voltage stabilizing, is exported the DC voltage of 12V and 5V by this power circuit.Wherein, the DC voltage of 5V can be used for standby power supply charging, and this standby power supply can be the lithium battery of high power capacity, can allow video camera at least continuous firing more than 1 hour after a loss of power.Power-supplying circuit comprises charge control module and power transfer module, wherein, charge control module is used for when standby power supply electricity is low, the 5V voltage controlling to be exported by power circuit charges to standby power supply, and power transfer module is used for the DC voltage (the being generally 12V) DC voltage (being generally 3.7V) that standby power supply exports being converted to governor circuit energy.
In one embodiment, with reference to Fig. 3, governor circuit comprises video processing module, communication module, memory module and LED control module, communication module, memory module, camera 2 are all connected with video processing module, and front LED light supplement lamp 31, rear LED light supplement lamp 32 and photo-sensitive cell 4 are all connected with LED control module.When photo-sensitive cell 4 detects that the light intensity of surrounding environment is lower, carry a detection signal to LED control module, then LED control module controls front LED light supplement lamp 31 simultaneously, rear LED light supplement lamp 32 is luminous, reaches the object of light filling.
In one embodiment, with reference to Fig. 4, LED control module comprises outage detection unit, control module and LED boosting unit; Control module is connected with photo-sensitive cell 4, to control front LED light supplement lamp 31 and rear LED light supplement lamp 32 luminescence when the light of video camera surrounding environment is more weak; Outage detection unit is connected with external power source, to send power-off signal to control module when outside power cut-off, after control module receives power-off signal, sends boost signal to LED boosting unit; LED boosting unit in response to boost signal to raise the brightness of front LED light supplement lamp 31 and rear LED light supplement lamp 32.In this embodiment, control module can be single-chip microcomputer, LED boosting unit can be buck-boost converter, wherein, single-chip microcomputer is after receiving power-off signal, export corresponding pwm signal to buck-boost converter, the switching tube in buck-boost converter is cut-off with certain frequency, thus realize boosting.In addition, outage detection unit comprises direct supply input circuit for detecting, and the input end of direct supply input circuit for detecting is connected with external power source, and the output terminal of direct supply input circuit for detecting is connected with control module.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. one kind has the video camera of emergency lighting function, comprise casing, camera, LED light supplement lamp, photo-sensitive cell, governor circuit and power circuit, described camera, LED light supplement lamp are all connected with governor circuit with photo-sensitive cell, described power circuit is used for converting external power source to direct current, it is characterized in that, described LED light supplement lamp comprises front LED light supplement lamp and rear LED light supplement lamp, described front LED light supplement lamp is installed on the front end of casing, and being distributed in around described camera, described rear LED light supplement lamp is installed on the rear end of casing; Described video camera also comprises standby power supply and power-supplying circuit, and described power supply control power supply is connected with standby power supply and power circuit, to control to dock between standby power supply and power circuit.
2. the video camera with emergency lighting function according to claim 1, it is characterized in that, described governor circuit comprises video processing module, communication module, memory module and LED control module, described communication module, memory module, camera are all connected with video processing module, and described front LED light supplement lamp, rear LED light supplement lamp and photo-sensitive cell are all connected with LED control module.
3. the video camera with emergency lighting function according to claim 2, is characterized in that, described LED control module comprises outage detection unit, control module and LED boosting unit; Described control module is connected with described photo-sensitive cell, to control front LED light supplement lamp and the luminescence of rear LED light supplement lamp when the light of video camera surrounding environment is more weak; Described outage detection unit is connected with external power source, to send power-off signal to control module when outside power cut-off, after described control module receives described power-off signal, sends boost signal to LED boosting unit; Described LED boosting unit in response to described boost signal to raise the brightness of front LED light supplement lamp and rear LED light supplement lamp.
4. the video camera with emergency lighting function according to claim 3, it is characterized in that, described outage detection unit comprises direct supply input circuit for detecting, the described direct supply input input end of circuit for detecting is connected with the output terminal of power circuit, and the output terminal of described direct supply input circuit for detecting is connected with control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520705014.3U CN204964961U (en) | 2015-09-12 | 2015-09-12 | Camera with emergency lighting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520705014.3U CN204964961U (en) | 2015-09-12 | 2015-09-12 | Camera with emergency lighting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204964961U true CN204964961U (en) | 2016-01-13 |
Family
ID=55060015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520705014.3U Expired - Fee Related CN204964961U (en) | 2015-09-12 | 2015-09-12 | Camera with emergency lighting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204964961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105657234A (en) * | 2016-03-31 | 2016-06-08 | 河源市新天彩科技有限公司 | Camera module |
-
2015
- 2015-09-12 CN CN201520705014.3U patent/CN204964961U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105657234A (en) * | 2016-03-31 | 2016-06-08 | 河源市新天彩科技有限公司 | Camera module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20190912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |