CN205622721U - Elevator camera based on power line communication - Google Patents
Elevator camera based on power line communication Download PDFInfo
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- CN205622721U CN205622721U CN201620210412.2U CN201620210412U CN205622721U CN 205622721 U CN205622721 U CN 205622721U CN 201620210412 U CN201620210412 U CN 201620210412U CN 205622721 U CN205622721 U CN 205622721U
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Abstract
Elevator camera based on power line communication, its characterized in that: including camera housing and external hard disk, set up the host processing ware in the camera housing, image gathering module, the gravity inductor, power line communication module and AC DC power module, image gathering module includes the camera lens, image sensor and DSP encoder, the camera lens sets up the front end at camera housing, the host processing ware passes through the DSP encoder and is connected with image sensor, camera housing's surface is equipped with body detectors, gravity inductor and body detectors are connected to host processing ware electricity respectively, the host processing ware passes through power line communication module and the interior illumination connection of electric lines of car, AC DC power module is used for the power supply of each internal circuit of camera.
Description
Technical field
This utility model relates to the elevator video camera of a kind of electrically-based line communication.
Background technology
Currently, elevator is widely used in modern society's life, and more than five layers multilamellars of China and skyscraper are bar none equipped with one or more elevator.The existing photographic head being arranged in elevator mostly uses the photographic head of common monitoring application, only possesses camera function, when emergency case occurs, emergency case cannot be injected monitoring information by existing monitoring device so that the special status that relevant property management personnel occurs in cannot responding building timely and effectively.
In current elevator, commonly used netting twine or coaxial cable lay video camera circuit, can increase wiring cost and maintenance cost.Electric line carrier communication (Power line Communication,
PLC) it is the distinctive communication mode of power system, refers to utilize existing electric lines of force, by carrier system, analog or digital signal is carried out the technology of high-speed transfer.The maximum feature of electric line carrier communication is to need not building communication lines again, as long as live wire, just can carry out data transmission.
Utility model content
The problem that this utility model solves is to provide the elevator video camera of a kind of electricity electrically-based line communication.
For solving the problems referred to above, the elevator video camera of this utility model electrically-based line communication, it is characterized in that: include camera housing and external hard disk, primary processor is set in camera housing, image capture module, gravity sensor, Power Line Carrier Communication Module and AC-DC power module, image capture module includes camera lens, imageing sensor and dsp code device, camera lens is arranged on the front end of camera housing, primary processor is connected with imageing sensor by dsp code device, the outer surface of camera housing is provided with peoplesniffer, primary processor is electrically connected gravity sensor and peoplesniffer, primary processor is connected with car intraoral illumination electric wire by Power Line Carrier Communication Module, AC-DC power module is for the power supply of each internal circuit of described video camera.
Based on above-mentioned, described Power Line Carrier Communication Module includes coupling the SC1128 chip that circuit, power amplifier, band filter, pre-amplifier and power line carrier communication are special, coupling circuit is connected with illumination electric wire, SC1128 chip is connected with primary processor, the signal output part of SC1128 chip is connected with coupling circuit by power amplifier, and coupling circuit passes sequentially through band filter and pre-amplifier and is connected with the signal input part of described SC1128 chip.
Based on above-mentioned, described camera housing outer surface is provided with the USB interface being connected with primary processor, and external hard disk is connected with USB interface.
Based on above-mentioned, the input of described AC-DC power module connects car intraoral illumination electric wire, and the outfan of AC-DC power module provides light current running voltage for each internal circuit of described video camera.
Pass through such scheme, this utility model is by installing gravity sensor and peoplesniffer in elevator on video camera, important picture when being conducive to the personnel that arrest to pass in and out elevator, data are carried out locally stored by external hard disk, avoid the loss of data that communication failure causes, also use electric line carrier communication technology to realize the transmission of video data, greatly reduce wiring cost and maintenance cost.
Accompanying drawing explanation
Fig. 1 is the electrical block diagram of the elevator video camera of electrically-based line communication.
Fig. 2 is the electrical block diagram of Power Line Carrier Communication Module.
Detailed description of the invention
As depicted in figs. 1 and 2, the elevator video camera of electrically-based line communication, it is characterized in that: include camera housing and external hard disk, primary processor is set in camera housing, image capture module, gravity sensor, Power Line Carrier Communication Module and AC-DC power module, image capture module includes camera lens, imageing sensor and dsp code device, camera lens is arranged on the front end of camera housing, primary processor is connected with imageing sensor by dsp code device, the outer surface of camera housing is provided with peoplesniffer, primary processor is electrically connected gravity sensor and peoplesniffer, primary processor is connected with car intraoral illumination electric wire by Power Line Carrier Communication Module, AC-DC power module is for the power supply of each internal circuit of described video camera.
Based on above-mentioned, described Power Line Carrier Communication Module includes coupling the SC1128 chip that circuit, power amplifier, band filter, pre-amplifier and power line carrier communication are special, coupling circuit is connected with illumination electric wire, SC1128 chip is connected with primary processor, the signal output part of SC1128 chip is connected with coupling circuit by power amplifier, and coupling circuit passes sequentially through band filter and pre-amplifier and is connected with the signal input part of described SC1128 chip.
Based on above-mentioned, described camera housing outer surface is provided with the USB interface being connected with primary processor, and external hard disk is connected with USB interface.
Based on above-mentioned, the input of described AC-DC power module connects car intraoral illumination electric wire, and the outfan of AC-DC power module provides light current running voltage for each internal circuit of described video camera.
Based on above-mentioned, described primary processor uses MSP430 single-chip microcomputer, and dsp code device uses TMS320C6443 picture processing chip, and gravity sensor uses ADXL335 accelerometer, and peoplesniffer uses HC-SR501 pyroelectric infrared sensor.
During use, only the elevator video camera of described electrically-based line communication need to be arranged on elevator car roof corner.The carrier signal received from illumination electric wire 4 is coupled on band filter by coupling circuit, the carrier signal received from coupling circuit is delivered to SC1128 chip through pre-amplifier by band filter, and the phase-modulated signal that SC1128 chip is sent by power amplifier simultaneously carries out power amplification and coupled circuit is coupled to illuminate on electric wire 4.Meanwhile, the serial ports of processor is connected with SC1128 chip, thus realizes processor and communicated with remote server by illumination electric wire 4, i.e. processor can be communicated with remote server by Power Line Carrier Communication Module.The view data of imageing sensor collection is transferred to primary processor through dsp code device, and view data is sent to remote server by Power Line Carrier Communication Module by primary processor, and primary processor support simultaneously sends image data to external hard disk and stores.Gravity sensor gathers the acceleration change amount in lift car lifting process, and acceleration change amount is passed to primary processor.Acceleration change amount is analyzed by primary processor, and when analyzing elevator and suspending at a certain floor, view data this moment is preserved by primary processor as emphasis view data.Peoplesniffer gathers the human infrared radiation amount in car, and human infrared radiation amount is passed to primary processor.Human infrared radiation amount is analyzed by primary processor, and when human infrared radiation amount generation large change, view data this moment is preserved by primary processor as emphasis view data.For the preservation of emphasis view data, redundant storage can be carried out on remote server and external hard disk respectively, thus tackle the loss of data that violence damage causes.
Claims (4)
- The elevator video camera of the most electrically-based line communication, it is characterized in that: include camera housing and external hard disk, primary processor is set in camera housing, image capture module, gravity sensor, Power Line Carrier Communication Module and AC-DC power module, image capture module includes camera lens, imageing sensor and dsp code device, camera lens is arranged on the front end of camera housing, primary processor is connected with imageing sensor by dsp code device, the outer surface of camera housing is provided with peoplesniffer, primary processor is electrically connected gravity sensor and peoplesniffer, primary processor is connected with car intraoral illumination electric wire by Power Line Carrier Communication Module, AC-DC power module is for the power supply of each internal circuit of described video camera.
- The elevator video camera of electrically-based line the most according to claim 1 communication, it is characterized in that: described Power Line Carrier Communication Module includes coupling the SC1128 chip that circuit, power amplifier, band filter, pre-amplifier and power line carrier communication are special, coupling circuit is connected with illumination electric wire, SC1128 chip is connected with primary processor, the signal output part of SC1128 chip is connected with coupling circuit by power amplifier, and coupling circuit passes sequentially through band filter and pre-amplifier and is connected with the signal input part of described SC1128 chip.
- The elevator video camera of electrically-based line the most according to claim 1 communication, it is characterised in that: described camera housing outer surface is provided with the USB interface being connected with primary processor, and external hard disk is connected with USB interface.
- The elevator video camera of electrically-based line the most according to claim 1 communication, it is characterized in that: the input of described AC-DC power module connects car intraoral illumination electric wire, the outfan of AC-DC power module provides light current running voltage for each internal circuit of described video camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620210412.2U CN205622721U (en) | 2016-03-20 | 2016-03-20 | Elevator camera based on power line communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620210412.2U CN205622721U (en) | 2016-03-20 | 2016-03-20 | Elevator camera based on power line communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205622721U true CN205622721U (en) | 2016-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620210412.2U Expired - Fee Related CN205622721U (en) | 2016-03-20 | 2016-03-20 | Elevator camera based on power line communication |
Country Status (1)
| Country | Link |
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| CN (1) | CN205622721U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106744101A (en) * | 2016-12-05 | 2017-05-31 | 深圳市图焌科技有限公司 | A kind of elevator hoistways data transmission device and transmission method based on PLC technology |
| CN114531177A (en) * | 2022-01-24 | 2022-05-24 | 浙江新再灵科技股份有限公司 | Filter device |
-
2016
- 2016-03-20 CN CN201620210412.2U patent/CN205622721U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106744101A (en) * | 2016-12-05 | 2017-05-31 | 深圳市图焌科技有限公司 | A kind of elevator hoistways data transmission device and transmission method based on PLC technology |
| CN114531177A (en) * | 2022-01-24 | 2022-05-24 | 浙江新再灵科技股份有限公司 | Filter device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170811 Address after: West Street Xinghualing District 030002 Shanxi city of Taiyuan Province in 48 Patentee after: Shanxi Lei Zhiyun Hui Technology Co. Ltd. Address before: 317500 room four, unit 701, Rongchang commercial building, Taiping Street, Taizhou, Zhejiang, Wenling Patentee before: Lin Xiufei |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20210320 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |