CN202711690U - Wireless visual inspection recorder - Google Patents
Wireless visual inspection recorder Download PDFInfo
- Publication number
- CN202711690U CN202711690U CN 201220394955 CN201220394955U CN202711690U CN 202711690 U CN202711690 U CN 202711690U CN 201220394955 CN201220394955 CN 201220394955 CN 201220394955 U CN201220394955 U CN 201220394955U CN 202711690 U CN202711690 U CN 202711690U
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- China
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- wireless
- wireless transmission
- main machine
- visual inspection
- portable main
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Abstract
The utility model discloses a wireless visual inspection recorder, comprising a host end and a visual inspection end. The visual inspection end comprises an integral visual inspection communication helmet and a wireless transmission waist bag, wherein the integral visual inspection communication helmet is provided with a camera module and an integral communication module; the camera module comprises lighting LEDs and a camera; the integral communication module comprises a sound pick-up and earphones, and the integral visual inspection communication helmet is connected with the wireless transmission waist bag through a high-strength flexible wire; the wireless transmission waist bag comprises an antenna, as well as an internal signal conversion and modulation module and an internal wireless receiving and transmitting module, and the wireless transmission waist bag is internally provided with a power source; the host end comprises a portable host machine and an ear microphone of a host-end operator, the portable host machine is provided with an antenna, the portable host machine is internally provided with an encoder, a panel of the portable host machine is provided with a liquid crystal display screen to display received video signals, and the ear microphone of the host-end operator is connected to the portable host machine for communication with the visual inspection end.
Description
Technical field
The utility model relates to a kind of for the nearly wireless sight check registering instrument of seeing sight check.
Background technology
Along with the gradually minimizing of the skyrocketing of oil price, land petroleum reserves, the output of offshore oil shared proportion in whole world oil production rate is increasing.In the exploitation of marine oil, the application of production oil storage wheel and production vessel is absolutely necessary.According to the requirement of ship's registry society and country, international related specifications, Ship Structure and platform structure should regularly carry out sight check, to satisfy the requirement of hull and platform structural safety.For example, ship's registry society regulation for the specified structure of hull, should once closely be seen sight check (annotate: closely see sight check and be defined as, the distance at proofer's human eye and tested position should be less than the distance of an arm) in per at least 5 years.But in the check, the singularity of marine oil production oil storage wheel and production vessel is so that general people is difficult to arrive safely and fast the check position of appointment, and the difficulty of check is large, danger coefficient is high, cost is also high.
The utility model content
Problem to be solved in the utility model provides a kind of will inspecting and holds and the working end effective separation the wireless sight check registering instrument that volume is little, check is convenient, danger is low, cost is low, operating rate is fast.
For achieving the above object, the technical scheme that the utility model adopts is: wireless sight check registering instrument comprises host side and inspects end, the described end of inspecting comprises that integral type inspects the conversation helmet and wireless transmission purse, described integral type is inspected the conversation helmet and is provided with photographing module and integral type conversation module, described photographing module comprises illumination LED and camera, described integral type conversation module comprises acoustic pickup and earphone, described integral type is inspected the conversation helmet and is connected with the wireless transmission purse by the high strength flexible cord, described wireless transmission purse comprises antenna and inner signal conversion modulation module and wireless receiving transmitter module, described wireless transmission purse built-in power, described host side comprises portable main machine and host side operator headset, described portable main machine is provided with antenna, described portable main machine is built-in with scrambler and carries out analog to digital conversion and digital signal processing and preservation in order to the signal that receives emission wireless transmission purse, the portable main machine panel is provided with the vision signal that LCDs receives in order to demonstration, described host side operator's headset be connected to portable main machine in order to inspect end conversation.
In the such scheme, described host side and inspect end by COFDM(coded orthogonal frequency division multiplexing COFDM) mode transmits.
In the such scheme, described photographing module comprises 7 high brightness LEDs and a laser luminous pipe, these seven high brightness LEDs can provide the base lighting of record object under the environment of dark, laser luminous pipe can clearly be indicated the center of the target image that camera records.
In the such scheme, described portable main machine also can external standard monitor.
In the such scheme, described portable main machine also is built-in with the MICRO-SD storage card in order to preserve the inspection record file.
The beneficial effects of the utility model are: the utility model has adopted the COFDM technology, can guarantee stable, real-time Transmission under the conditions such as complex-terrain, interference environment and mobile working, the picture rich in detail of check and record DVD quality.Integrated design is adopted in the test side, volume is little, lightweight, mobility strong, flexible to operation, reliability is high, operating rate is fast, and can be expanded into the combination of highwire technology or with the combination of remote-controlled robot, tested in the check position safely and fast.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is the utility model structural representation.
Embodiment
As shown in Figure 1, wireless sight check registering instrument comprises host side 10 and inspects end 20, inspect end and comprise that integral type inspects the conversation helmet 21 and wireless transmission purse 22, integral type is inspected the conversation helmet and is provided with photographing module 23 and integral type conversation module 24, photographing module 23 comprises illumination LED and camera, integral type conversation module 24 comprises acoustic pickup and earphone, integral type is inspected the conversation helmet 21 and is connected with wireless transmission purse 22 by the high strength flexible cord, wireless transmission purse 22 comprises antenna 25 and inner signal conversion modulation module and wireless receiving transmitter module, wireless transmission purse built-in power, host side 10 comprises portable main machine 11 and host side operator headset 12, portable main machine 11 is provided with antenna 13, portable main machine is built-in with scrambler and carries out analog to digital conversion and digital signal processing and preservation in order to the signal that receives emission wireless transmission purse, the portable main machine panel is provided with the vision signal that LCDs 14 receives in order to demonstration, host side operator's headset 12 be connected to portable main machine 11 in order to inspect end conversation.
During work, far-end inspect the operator wear integral type inspect the conversation helmet 21, photographing module 23 built-in 7 high brightness LEDs and laser luminous pipes, these 7 high brightness LEDs can provide the base lighting of record object under the environment of dark, laser luminous pipe can clearly be indicated the center of the target image that camera records, can help far-end to inspect the operator quick, know exactly the picture position that host side records, conversation module that portable main machine 11 and wireless transmit purse 22 are all built-in, adopt full duplex channel, automatic frequency is selected, portable main machine operator uses headset 12 to inspect the operator with far-end easily and links up, control it and shoot with video-corder the zone, simultaneously, far-end is inspected the concrete condition that the operator can the on-site commentary sight check, immediate feedback image acquisition situation.The field image signal of its collection is sent in the wireless transmission purse by the high strength flexible cord, picture signal at first is converted to digital signal by signal conversion modulation module and carries out Digital Video Processing and coding and decoding video, then enter multi-carrier modulation, signal is gone here and there and change, be assigned in some subchannels, aloft transmit by the radio frequency signal of wireless receiving transmitter module with image at last, between wireless transmission purse and the main frame without any need for attachment device, just can realize fixing-moving, use between moving-moving is fit to the oil storage wheel very much, production vessel, on the mobile platforms such as helicopter.The wireless transmission scheme that the present embodiment adopts is advanced COFDM technology, and each subcarrier can be selected the High Speed Modulation such as QPSK, 16QAM, 64QAM, and the channel speed after synthesizing is general all greater than 4M bps.Therefore, can transmit the high-quality such as 4:2:0,4:2:2 encoding and decoding image among the MPEG-2, the image resolution ratio that main frame receives can reach 720 * 576 pixels or 720 * 480 pixels, code stream can be about 6M, picture quality behind the coding can satisfy the concrete requirements such as later stage video analysis, storage, editor fully near the DVD image quality.
Portable main machine 11 can 200 meters scopes of radius effectively receive signal by the dull and stereotyped receiving antenna 13 of coupling centered by wireless transmission purse 22, Noise and Interference is had good immunity, but diffraction and penetrate shelter is applicable to complicated site environment.The wireless signal process that receives is successively through behind the demodulating unit in the scrambler, analog to digital conversion (A/D) unit, the buffer memory unit (Buffer), LCDs 14 at portable main machine 11 panels shows, also can be sent to standard monitor 15 by the video output interface on portable main machine 11 backboards and supervise.Scrambler can be encoded to the digital signal of MPEG-1, MPEG-2, MPEG-4 form to the digital signal in the buffer and store the internal memory (Mem) of audio frequency and video processing module into inner as required, then is recorded in the middle of the built-in MICRO-SD storage card 16 of portable main machine with the form of standard computer document.Picture material in the storage card 17 can playback on main frame, also can be uploaded to and carry out editing and processing in the computing machine, and be that DVD files by the recording device imprinting.
Consider the environment for use of wireless sight check registering instrument, the power supply design of portable main machine 11 and wireless transmission purse 22 all can break away from the external power source operation.Portable main machine 11 adopts external Alternating Current Power Supply or plug-in V Mount standard camera buckle powered battery, its external battery draw-in groove is positioned at the main frame loam cake, can compatible SONY BP-L40, the size battery such as L60, L90, when adopting external Alternating Current Power Supply, can be simultaneously for articulating the battery charging.In addition, also be equipped with the RF radio-frequency power and show and the electric quantity of power supply indicator gauge on portable main machine 11, the capacity status of monitoring battery changes take 25% increment as unit easily.Wireless transmission purse 22 adopts six pieces of AA alkaline batteries, replaces in the convenient work, can use continuously.
Above embodiment has been described in detail the utility model, but these are not to consist of restriction of the present utility model.Protection domain of the present utility model is not limited with above-mentioned embodiment, as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.
Claims (5)
1. wireless sight check registering instrument, it is characterized in that: described wireless sight check registering instrument comprises host side and inspects end, the described end of inspecting comprises that integral type inspects the conversation helmet and wireless transmission purse, described integral type is inspected the conversation helmet and is provided with photographing module and integral type conversation module, described photographing module comprises illumination LED and camera, described integral type conversation module comprises acoustic pickup and earphone, described integral type is inspected the conversation helmet and is connected with the wireless transmission purse by the high strength flexible cord, described wireless transmission purse comprises antenna and inner signal conversion modulation module and wireless receiving transmitter module, described wireless transmission purse built-in power, described host side comprises portable main machine and host side operator headset, described portable main machine is provided with antenna, described portable main machine is built-in with scrambler and carries out analog to digital conversion and digital signal processing and preservation in order to the signal that receives emission wireless transmission purse, the portable main machine panel is provided with the vision signal that LCDs receives in order to demonstration, described host side operator's headset be connected to portable main machine in order to inspect end conversation.
2. wireless sight check registering instrument as claimed in claim 1 is characterized in that: described host side and inspect end and transmit by the COFDM mode.
3. wireless sight check registering instrument as claimed in claim 1 or 2, it is characterized in that: described photographing module comprises 7 high brightness LEDs and a laser luminous pipe, these seven high brightness LEDs can provide the base lighting of record object under the environment of dark, laser luminous pipe can clearly be indicated the center of the target image that camera records.
4. wireless sight check registering instrument as claimed in claim 3, it is characterized in that: described portable main machine also can external standard monitor.
5. wireless sight check registering instrument as claimed in claim 3, it is characterized in that: described portable main machine also is built-in with the MICRO-SD storage card in order to preserve the inspection record file.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220394955 CN202711690U (en) | 2012-08-05 | 2012-08-05 | Wireless visual inspection recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220394955 CN202711690U (en) | 2012-08-05 | 2012-08-05 | Wireless visual inspection recorder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202711690U true CN202711690U (en) | 2013-01-30 |
Family
ID=47591970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220394955 Expired - Fee Related CN202711690U (en) | 2012-08-05 | 2012-08-05 | Wireless visual inspection recorder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202711690U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112689037A (en) * | 2020-12-14 | 2021-04-20 | 上海紫宁信息科技有限公司 | Wireless communication device is broadcast in event live based on WIFI |
-
2012
- 2012-08-05 CN CN 201220394955 patent/CN202711690U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112689037A (en) * | 2020-12-14 | 2021-04-20 | 上海紫宁信息科技有限公司 | Wireless communication device is broadcast in event live based on WIFI |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20200805 |