CN205304933U

CN205304933U - Internet protocol camera with illumination and PIR response function

Info

Publication number: CN205304933U
Application number: CN201520915083.7U
Authority: CN
Inventors: 童小生; 彭振华; 李文军
Original assignee: Zhuhai Ismart Digital Technology Co Ltd
Current assignee: Zhuhai Ismart Digital Technology Co Ltd
Priority date: 2015-11-16
Filing date: 2015-11-16
Publication date: 2016-06-08
Anticipated expiration: 2025-11-16

Abstract

The utility model discloses an internet protocol camera with illumination and PIR response function, including base, LED lamp, linking bridge, infrared camera subassembly and WIFI antenna, wherein the infrared camera subassembly includes PIR module, camera module and audio acquisition module, the utility model discloses a control circuit mainly includes CPU main control chip, PIR signal processing unit, LED drive unit and network transmission unit. CPU main control chip receives and starts video recording behind PIR signal processing unit's the triggering signal, photosensitive control circuit judges according to light conditions whether the LED lamp is turned on to needs, the sensitivity of operating time, luminance and the PIR sensor of LED lamp can all be adjusted. Through the cooperation of each function block, realize that the response angle of PIR sensor reaches or is greater than 180 degrees, satisfy the storage demand of large capacity to through water -proof design and reasonable layout, improve equipment's reliability.

Description

A kind of web camera with illumination and PIR inducing function

Technical field

This utility model relates to monitoring system regions, is specially a kind of web camera with illumination and PIR inducing function.

Background technology

Along with improving constantly of scientific and technological level, CCTV camera institute role is also more and more important, and almost all of public place is all configured with at least one CCTV camera, ensures the safety of the person and property. At present, on market, existing tradition CCTV camera disclosure satisfy that basic function for monitoring but still Shortcomings part:

1. tradition CCTV camera generally uses single pir sensor, and the angle of sensing is actual can only achieve about 120 degree, it is impossible to be suitable for the requirement of specific occasion;

2. tradition CCTV camera is difficult to work in the region (as field, limit is stopped in underground) of illumination condition heterodyne;

3. the classification of waterproof of tradition CCTV camera is usually IP44, does not reach the degree of protection under adverse circumstances, and the internal circuit of equipment can be affected;

4. tradition CCTV camera generally only supports local TF card video recording storage, and TF card capacity is very limited, it is impossible to meet the demand of long-time video recording;

5. tradition CCTV camera needs first to be connected on router with netting twine, is then configured, and could connect to the Net with connecting, and this arranges photographic head to user's actual installation and makes troubles.

In sum, the detection angles, the suitability and the reliability that improve equipment that how to increase the pir sensor of CCTV camera, to solve TF card memory capacity too small, to meet the monitoring range requirement of specific occasion, is still challenge encountered in the industry at present.

Utility model content

In order to overcome above-mentioned deficiency of the prior art, this utility model provides a kind of web camera with illumination and PIR inducing function, the sensing angle making pir sensor reaches even greater than 180 degree, meet jumbo storage demand, and by waterproofing design and rational deployment, improve the reliability of equipment.

This utility model solves to be the technical scheme is that by its technical problem

A kind of web camera with illumination and PIR inducing function, including base, it is characterized in that: also include connecting support by one and be fixed on base infrared photography assembly, described infrared photography assembly includes PIR module, camera module and audio collection module, described PIR module includes two or more pir sensor, and described base is provided with a WIFI antenna.

Further, a kind of web camera with illumination and PIR inducing function, also include at least one LED being arranged on base.

Further, described camera module is arranged at above pir sensor.

Further, described camera module includes CPU main control chip, described CPU main control chip is connected with imageing sensor, TF card memory element, audio treatment unit, WIFI communication unit, network transmitting unit and power conversion unit respectively, WIFI communication unit is connected to the network by WIFI antenna, and the housing of described infrared photography assembly is provided with the TF draw-in groove of grafting TF card memory element.

Further, the input of described CPU main control chip is connected with photosensitive control unit, PIR signal processing unit, sensitivity adjusting unit, LED luminance regulon and delay adjustment unit, and the outfan of described CPU main control chip is connected with LED drive unit.

Further, described LED drive unit adopts the mode of PWM to drive LED.

Further, described pir sensor is provided with two, two pir sensor horizontal distribution, and angle is 70 �� to 80 ��.

Further, described camera module is connected with user terminal by network.

Further, described LED, infrared photography assembly housing between and TF draw-in groove place be provided with water proof rubber parts, described PIR module directly with housing integrally seamless injection mo(u)lding.

Further, described camera module uses the ONVIF agreement of standard, is connected with network hard disk video recorder NVR by network.

The beneficial effect that this utility model brings has: a kind of web camera with illumination and PIR inducing function, integrates energy-saving illumination, PIR sensing and high-definition camera, it is possible to meets PIR sensing angle and reaches even greater than 180 degree; With LED, it is adaptable to the region of illumination condition difference; Adopt waterproofing design each module of rational deployment, improve the reliability of equipment; By using the ONVIF agreement of standard, it may be connected on NVR network hard disk video recorder, meet long-time jumbo storage demand; By the application software APP of user terminal, simplify operation.

Accompanying drawing explanation

Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail:

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the module diagram of this utility model camera module;

Fig. 3 is the schematic diagram of this utility model control circuit.

Detailed description of the invention

Seeing figures.1.and.2, this utility model is a kind of web camera with illumination and PIR inducing function, including base 1, at least one LED 2, connects support 3, infrared photography assembly 4 and WIFI antenna 5; Wherein infrared photography assembly 4 includes again audio collection module 43, camera module 42 and the PIR module 41 being made up of two or more pir sensor; Camera module 42 then includes CPU main control chip 421 and the imageing sensor 422 being connected with CPU main control chip 421, TF card memory element 423, audio treatment unit 424, WIFI communication unit 425, network transmitting unit 426 and power conversion unit 427.CPU main control chip 421 carries out the control of each unit signal and logic; Imageing sensor 422 includes photo-sensitive cell, it is possible to optical imagery is converted to electronic signal; The acoustical signal that 424 audio collection module 43 of audio treatment unit collect converts electronic signal to; TF card memory element 423 includes TF storage card, stores sound and video file; WIFI communication unit 425 is connected to the network by external WIFI antenna 5, and network transmitting unit 426 is connected to the network by netting twine, it is achieved the communication of camera module 42 and network; User terminal is connected with camera module 42 by network, and controls camera module 42 by application software; TF card memory element 423 is provided with the TF draw-in groove of grafting on the housing of infrared photography assembly 4; Camera module 42 is arranged at above described pir sensor. Preferably, CPU main control chip 421 adopts HI3518E main control chip; Camera module 42 uses the ONVIF agreement of standard, is connected with network hard disk video recorder NVR by network; It addition, between the housing of LED 2 and infrared photography assembly 4 and TF card slot place is provided with water proof rubber parts, and PIR module 41 is direct and the housing seamless injection moulding of one.

With reference to Fig. 3, this utility model control circuit includes the photosensitive control unit 4211, PIR signal processing unit 4212, sensitivity adjusting unit 4213, LED luminance regulon 4214 and the delay adjustment unit 4215 that are connected with CPU main control chip 421 input, also includes the LED drive unit 4216 being connected with the outfan of CPU main control chip 421. User terminal, by network control sensitivity adjusting unit 4213, LED luminance regulon 4214 and delay adjustment unit 4215, regulates the sensitivity of correspondence, LED luminance and LED delay duration respectively. Preferably, LED drive unit 4216 adopts the mode of PWM to drive LED 2.

Operation principle of the present utility model is as follows: when the CPU main control chip 421 of camera module 42 can start video record after receiving the triggering signal that PIR signal processing unit 4212 transmits, and monitoring video is stored in TF card, and connect network hard disk video recorder NVR further, meet long-time jumbo video storage demand; Push relevant information or transmission mail by server to user terminal simultaneously, to remind the situation at the user scene of grasping in time, play monitoring and antitheft effect; Photosensitive control unit 4211 can illumination condition automatic decision residing for equipment the need of opening LED 2; Open if it is required, then control LED 2 by LED drive unit 4216; Delay adjustment unit 4215 can adjust the working time of LED 2, such as someone passes by this device, trigger PIR signal processing unit 4212, start video record further, after postponing certain time, when PIR module 41 does not detect human body infrared, it is automatically switched off LED 2, this " certain time " just can control delay adjustment unit 4215 by user terminal and regulate, and plays energy-conserving action; Meanwhile, user terminal can also can regulate the brightness of LED 2, can regulate the induction sensitivity of pir sensor by controlling sensitivity adjusting unit 4213 by controlling LED luminance regulon 4214; It is rotationally connected support 3 and can regulate the detection range of camera module 42.

As preferred implementation of the present utility model, this device adopts following design:

1.CPU main control chip 421 adopts HI3518E main control chip;

2.PIR module 41 is provided with two horizontal distribution, pir sensor in 70 �� to 80 �� angles, and the present embodiment is 75 ��, to optimize the sensing angle of PIR module 41, makes the sensing angle of PIR module 41 reach more than or equal to 180 ��;

3. camera module 42 is arranged at above described pir sensor, the principle according to air conduction of heat, each module of rational deployment, the impact on pir sensor sensitivity of generating heat after reducing camera module 42 work;

4.LED lamp 2, infrared photography assembly 4 housing between and TF card slot place be provided with water proof rubber parts, PIR module 41 directly with housing integrally seamless injection moulding, housing eliminates mechanical type sensitivity and the Timing knob of routine, guarantee the water resistance of product, improve the reliability of equipment;

5. user terminal uses sound wave that the mode of code is connected with camera module 42 by WIFI, first download good relevant application software, local wireless router is connected with mobile phone, a key subsequently into application software adds interface, the SSID of input wireless router and password, mobile phone faces toward camera module 42 again, sends acoustical signal and just can connect. Application software can be passed through after connection and control camera module 42, including the propelling movement etc. starting to control settings, time delay setting, the monitoring of real-time pictures, scene sound monitoring, the playback of video and alarm signal in being turned on and off of LED 2, brightness regulation, daytime and evening;

6.LED driver element 4216 adopts the mode of PWM to drive LED 2, and PWM can make driving current constant, it is ensured that during mains ripple, makes the output duty cycle of PWM into, so that the brightness constancy of LED 2, does not have flickering phenomenon.

It is above of the present utility model preferably enforcement has been illustrated, but this utility model is created and is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the premise without prejudice to this utility model spirit, and these equivalent modification or replacement are all contained in the application claim limited range.

Claims

1. a web camera with illumination and PIR inducing function, including base (1), it is characterized in that: also include connecting, by one, the infrared photography assembly (4) that support (3) is fixed on base (1), described infrared photography assembly (4) includes PIR module (41), camera module (42) and audio collection module (43), described PIR module (41) includes two or more pir sensor, and described base (1) is provided with a WIFI antenna (5).

2. a kind of web camera with illumination and PIR inducing function according to claim 1, it is characterised in that: also include at least one LED (2) being arranged on base (1).

3. a kind of web camera with illumination and PIR inducing function according to claim 1, it is characterised in that: described camera module (42) is arranged at above pir sensor.

4. a kind of web camera with illumination and PIR inducing function according to claim 2, it is characterized in that: described camera module (42) includes CPU main control chip (421), described CPU main control chip (421) respectively with imageing sensor (422), TF card memory element (423), audio treatment unit (424), WIFI communication unit (425), network transmitting unit (426) is connected with power conversion unit (427), WIFI communication unit (425) is connected to the network by WIFI antenna (5), the housing of described infrared photography assembly (4) is provided with the TF draw-in groove of grafting TF card memory element (423).

5. a kind of web camera with illumination and PIR inducing function according to claim 4, it is characterized in that: the input of described CPU main control chip (421) is connected with photosensitive control unit (4211), PIR signal processing unit (4212), sensitivity adjusting unit (4213), LED luminance regulon (4214) and delay adjustment unit (4215), and the outfan of described CPU main control chip (421) is connected with LED drive unit (4216).

6. a kind of web camera with illumination and PIR inducing function according to claim 5, it is characterised in that: described LED drive unit (4216) adopts the mode of PWM to drive LED (2).

7. a kind of web camera with illumination and PIR inducing function according to claim 1, it is characterised in that: described pir sensor is provided with two, two pir sensor horizontal distribution, and angle is 70 �� to 80 ��.

8. a kind of web camera with illumination and PIR inducing function according to claim 1, it is characterised in that: described camera module (42) is connected with user terminal by network.

9. a kind of web camera with illumination and PIR inducing function according to claim 4, it is characterized in that: described LED (2), infrared photography assembly (4) housing between and TF draw-in groove place be provided with water proof rubber parts, described PIR module (41) directly with housing integrally seamless injection mo(u)lding.

10. a kind of web camera with illumination and PIR inducing function according to claim 1, it is characterised in that: described camera module (42) uses the ONVIF agreement of standard, is connected with network hard disk video recorder NVR by network.