CN102570202A - Underwater equipment interface based on inductive power transmission and wireless local area network (WLAN) signal transmission - Google Patents
Underwater equipment interface based on inductive power transmission and wireless local area network (WLAN) signal transmission Download PDFInfo
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- CN102570202A CN102570202A CN2012100630242A CN201210063024A CN102570202A CN 102570202 A CN102570202 A CN 102570202A CN 2012100630242 A CN2012100630242 A CN 2012100630242A CN 201210063024 A CN201210063024 A CN 201210063024A CN 102570202 A CN102570202 A CN 102570202A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 230000001939 inductive effect Effects 0.000 title claims abstract description 11
- 230000008054 signal transmission Effects 0.000 title abstract description 5
- 238000009434 installation Methods 0.000 claims description 11
- 239000011152 fibreglass Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 30
- 239000004020 conductor Substances 0.000 abstract description 6
- 230000005674 electromagnetic induction Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000003993 interaction Effects 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 abstract description 2
- 230000009351 contact transmission Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 238000011221 initial treatment Methods 0.000 description 7
- 238000011282 treatment Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The invention discloses an underwater equipment interface based on inductive power transmission and wireless local area network (WLAN) signal transmission. The underwater equipment interface comprises a socket and a plug, wherein the socket and the plug are independently packaged, and are not in direct electrical connection with each other after being jointed, so that the non-contact transmission of electric power and signals can be realized. According to the underwater equipment interface, non-contact underwater power transmission and non-contact underwater signal transmission are combined, the electric power is unidirectionally transmitted from a base station to equipment by using an electromagnetic induction principle, and the WLAN signals are bidirectionally transmitted between the base station and the equipment by using a wireless fidelity (WIFI) technology. Compared with the conventional wet plug connector adopting the direct contact of conductors, the underwater equipment interface has the advantages that: the direct contact of the conductors and complex sealing measures are not required, the conditions of water leakage and electric leakage are well avoided, and the long-term continuous stable running of the underwater electromechanical equipment and normal information interaction between the underwater electromechanical equipment and the underwater base station are well ensured.
Description
Technical field
The present invention relates to a kind of the satisfy base station under water and the general-purpose interface of the non-contact type electric energy between the electromechanical equipment and signal transmission demand under water.
Technical background
Marine environment is surveyed and marine resources development is a hot issue always; The construction of submarine observation net and the use of electromechanical equipment under water make that designing and developing of underwater units is flourish; Electromechanical equipment is for long-term stable operation under water; The supply of electrical energy that needs base station under water to continue, and with communicating by letter between the base station under water.Yet because water is the conductor of electricity, thus the mode that the transmission of the electric energy at two equipment interface places and signal should not adopt bare exposed conductor directly to contact, like the plug-in connector that wets, it costs an arm and a leg, the feature limits of life-span weak point its extensive use.Therefore be badly in need of a kind of cheap, the life-span long, underwater installation interface easy to use, realize under water the base station and under water the electric energy between the electromechanical equipment transmit with signal.
Summary of the invention
The purpose of this invention is to provide a kind of based on the underwater installation interface of inductive power transmission, to satisfy base station and electric energy between the electromechanical equipment and signal transmission demand under water under water with the transmission of WLAN signal.
Of the present invention based on the underwater installation interface of inductive power transmission with the transmission of WLAN signal, comprise socket and plug;
Socket comprises: by the annular seal space that elementary housing and elementary end cap constitute, the end face of elementary housing is the conical surface of center indent, has cylinder and primary coil with elementary housing coaxial line in the annular seal space; Primary coil has conical central hole; Be enclosed within on the conical surface of elementary housing indent, the conical surface of primary coil pastes with the conical surface of elementary housing mutually, and an end of cylinder and the conical surface end of elementary housing indent are fixed; The other end device primary antenna bearing of cylinder; Be provided with elementary WIFI antenna in the cylinder, elementary WIFI antenna is fixed on the primary antenna bearing, and primary side covers and is fixed with elementary underwater electrical connector; The end that elementary underwater electrical connector stretches into cavity connects elementary WIFI antenna and primary coil; The other end of elementary underwater electrical connector links to each other with elementary watertight cable, and several permanent magnets are installed on the conical surface of elementary housing indent, and the contact-making surface of elementary housing and elementary end cap is provided with the O RunddichtringO;
Plug comprises: by the annular seal space that sub-housings and secondary end cap constitute, the end face of sub-housings is the conical surface of center evagination, and the indent conical surface of this evagination conical surface and elementary housing matches; Have cylinder and secondary coil with the sub-housings coaxial line in the annular seal space, secondary coil is tapered, is enclosed within on the cylinder; The conical surface of secondary coil pastes with the conical surface of sub-housings mutually; One end of cylinder and the conical surface end of sub-housings evagination are fixed, and the other end device secondary antenna bearing of cylinder is provided with secondary WIFI antenna in the cylinder; Secondary WIFI antenna is fixed on the secondary antenna bearing; Secondary end covers and is fixed with secondary underwater electrical connector, and the end that secondary underwater electrical connector stretches into cavity connects secondary WIFI antenna and secondary coil, and the other end of secondary underwater electrical connector links to each other with secondary watertight cable; Permanent magnet with the socket moderate quatity is installed on the conical surface of sub-housings evagination, and the contact-making surface of sub-housings and secondary end cap is provided with the O RunddichtringO.
Above-mentioned elementary housing, elementary end cap, sub-housings and secondary end cap are that material forms usually with fiberglass, and magnetic field is passed smoothly.
Operation principle: during interface work, plug and socket relies on the suction butt joint that is installed between the permanent magnet on the elementary housing indent conical surface and the sub-housings evagination conical surface, and the both sides cavity conical surface directly contacts.The base station provides direct current under water, and inversion is a high-frequency alternating current through the primary treatment circuit, sends in the socket through elementary underwater electrical connector; Primary coil is accepted high-frequency alternating current, produces alternating magnetic field, and penetrable elementary cavity arrives the secondary coil in the plug; In secondary coil, produce induced electromotive force; Induced electromotive force is transferred into the secondary treatment circuit through secondary underwater electrical connector, and through changing galvanic current into after the rectification of secondary treatment circuit, supplying with under water, electromechanical equipment uses.And the signals of telecommunication such as command signal that send the base station; Modulation through the primary treatment circuit; Changing electromagnetic wave signal into by the elementary WIFI antenna of socket side again sends; The secondary WIFI antenna of plug side receives electromagnetic wave signal and changes the signal of telecommunication into, and the secondary treatment circuit is again with signal of telecommunication demodulation and send electromechanical equipment to; The data of while electromechanical equipment collection under water; Modulation through the secondary treatment circuit; Changing electromagnetic wave signal into by the secondary WIFI antenna of plug side again sends; The elementary WIFI antenna of socket side receives electromagnetic wave signal and changes the signal of telecommunication into, and the primary treatment circuit is demodulated into the signal of telecommunication data and sends base station under water to again.So realized unidirectional electric energy transmitting and WLAN signal transmitted in both directions between base station and the equipment from the base station to equipment.
The transmission of above-mentioned WIFI signal can be adopted the 802.11N standard.
Beneficial effect of the present invention:
The present invention is as the electromechanical equipment and the interface of base station under water under water, and through way of electromagnetic induction and WIFI technology, the individual packages of socket and plug can realize the contactless transmission simultaneously of underwater electric energy and signal.Pass through the wet plug-in connector that conductor directly contacts and compare with traditional; Need not the direct contact and complicated seal approach of conductor; Avoided preferably leaking and the generation of the situation of leaking electricity, guaranteed long-continued stable operation of electromechanical equipment under water and and normal information interaction between the base station under water thereof better.And elementary housing and sub-housings joint adopt conical surface design, and under the suction of both sides permanent magnet, plug and socket is easy to butt joint, can guarantee axial alignment, improves the electric energy transmitting quality.The present invention for base station under water and electromechanical equipment under water provide a kind of cheap, the life-span long, underwater installation interface easy to use, satisfied the demand of submarine observation net construction.
Description of drawings
Fig. 1 is based on the underwater installation interface sketch map of inductive power transmission and the transmission of WLAN signal.
Among the figure: 1-level watertight cable, 2-level underwater electrical connector, 3-level end cap, 4-O RunddichtringO, 5-sub-housings; 6-secondary antenna bearing, 7-permanent magnet, 8-level WIFI antenna, 9-secondary coil, 10-permanent magnet; The elementary housing of 11-, 12-primary coil, the elementary WIFI antenna of 13-, 14-primary antenna bearing; The 15-O RunddichtringO, the elementary end cap of 16-, the elementary underwater electrical connector of 17-, the elementary watertight cable of 18-.
Fig. 2 is based on the underwater installation Application of Interface schematic diagram of inductive power transmission and the transmission of WLAN signal.
Embodiment
Further specify the present invention below in conjunction with accompanying drawing:
With reference to Fig. 1, of the present invention based on the underwater installation interface of inductive power transmission with the transmission of WLAN signal, comprise socket and plug.
Socket comprises: by the annular seal space that elementary housing 11 and elementary end cap 16 constitute, the end face of elementary housing 11 is the conical surface of center indent, has cylinder and primary coil 12 with elementary housing coaxial line in the annular seal space; Primary coil 12 has conical central hole; Be enclosed within on the conical surface of elementary housing 11 indents, the conical surface of primary coil 12 pastes with the conical surface of elementary housing 11 mutually, and the conical surface end of an end of cylinder and elementary housing 11 indents is fixed; The other end device primary antenna bearing 14 of cylinder; Be provided with elementary WIFI antenna 13 in the cylinder, elementary WIFI antenna 13 is fixed on the primary antenna bearing 14, is fixed with elementary underwater electrical connector 17 on the elementary end cap 16; The end that elementary underwater electrical connector 17 stretches into cavity connects elementary WIFI antenna 13 and primary coil 12; The other end of elementary underwater electrical connector 17 links to each other with elementary watertight cable 18, and several permanent magnets 10 are installed on the conical surface of elementary housing 11 indents, and the contact-making surface of elementary housing 11 and elementary end cap 16 is provided with O RunddichtringO 15;
Plug comprises: by the annular seal space that sub-housings 5 and secondary end cap 3 constitute, the end face of sub-housings 5 is the conical surface of center evagination, and the indent conical surface of this evagination conical surface and elementary housing 11 matches; Have cylinder and secondary coil 9 with the sub-housings coaxial line in the annular seal space, secondary coil 9 is tapered, is enclosed within on the cylinder; The conical surface of secondary coil 9 pastes with the conical surface of sub-housings 5 mutually; The conical surface end of one end of cylinder and sub-housings 5 evaginations is fixed, and the other end device secondary antenna bearing 6 of cylinder is provided with secondary WIFI antenna 8 in the cylinder; Secondary WIFI antenna 8 is fixed on the secondary antenna bearing 6; Be fixed with secondary underwater electrical connector 2 on the secondary end cap 3, the end that secondary underwater electrical connector 2 stretches into cavity connects secondary WIFI antenna 8 and secondary coil 9, and the other end of secondary underwater electrical connector 2 links to each other with secondary watertight cable 1; Permanent magnet 7 with the socket moderate quatity is installed on the conical surface of sub-housings 5 evaginations, and the contact-making surface of sub-housings 5 and secondary end cap 3 is provided with O RunddichtringO 4.
With reference to Fig. 2; The underwater installation interface that transmits based on inductive power transmission and WLAN signal of the present invention partly is made up of the plug and socket among the figure; Circuit module is realized the function of electric energy and Signal Processing and conversion; Comprise primary treatment circuit and secondary treatment circuit two parts, circuit module is through the contactless transmission of DSP+ARM Platform Implementation with control electric energy and signal.
The primary treatment circuit mainly comprises full-bridge inverter, full bridge driver, DSP (TMS320F2812), ARM (SC2401) and WLAN interface, and the secondary treatment circuit mainly comprises rectifier, pressurizer, electric current and voltage sampler, DSP (TMS320F2812), ARM (SC2401) and WLAN interface.In the primary treatment circuit, the direct current of full-bridge inverter base station supply under water converts high-frequency alternating current into, sends socket again to, and DSP controls full bridge driver, and full bridge driver drives full-bridge inverter work.The signals of telecommunication such as command signal that send of host computer on the base station under water, through ARM and WLAN interface, modulated and be input in the socket.And the signal of telecommunication of socket output is demodulated into data-signal and sends into host computer through ARM and WLAN interface; In the secondary treatment circuit, rectifier converts the induced electromotive force that produces in the secondary coil into direct current, through the pressurizer voltage stabilizing, resupplies the load of electromechanical equipment under water.The data-signal that sends of ethernet terminal on the electromechanical equipment under water, through ARM and WLAN interface, modulated and be input in the plug.And the signal of telecommunication of plug output is through ARM and WLAN interface, is demodulated into the signal of telecommunication such as command signal and sends into ethernet terminal.Thereby circuit module is auxiliary has realized from base station under water unidirectional electric energy transmitting and the base station and the WLAN signal transmitted in both directions the electromechanical equipment under water under water of electromechanical equipment under water.Sampler is gathered the voltage and current information of secondary coil, handles through DSP, passes to DSP in the primary treatment circuit through signal circuit then, so that monitor transmissions state and realization closed-loop control.
Claims (2)
1. based on the underwater installation interface of inductive power transmission, it is characterized in that comprising socket and plug with the transmission of WLAN signal;
Socket comprises: by the annular seal space of elementary housing (11) and elementary end cap (16) formation; The end face of elementary housing (11) is the conical surface of center indent; Have cylinder and primary coil (12) with elementary housing coaxial line in the annular seal space, primary coil (12) has conical central hole, is enclosed within on the conical surface of elementary housing (11) indent; The conical surface of primary coil (12) pastes with the conical surface of elementary housing (11) mutually; The conical surface end of one end of cylinder and elementary housing (11) indent is fixed, and the other end device primary antenna bearing (14) of cylinder is provided with elementary WIFI antenna (13) in the cylinder; Elementary WIFI antenna (13) is fixed on the primary antenna bearing (14); Be fixed with elementary underwater electrical connector (17) on the elementary end cap (16), the end that elementary underwater electrical connector (17) stretches into cavity connects elementary WIFI antenna (13) and primary coil (12), and the other end of elementary underwater electrical connector (17) links to each other with elementary watertight cable (18); Several permanent magnets (10) are installed on the conical surface of elementary housing (11) indent, and the contact-making surface of elementary housing (11) and elementary end cap (16) is provided with O RunddichtringO (15);
Plug comprises: by the annular seal space of sub-housings (5) and secondary end cap (3) formation; The end face of sub-housings (5) is the conical surface of center evagination, and the indent conical surface of this evagination conical surface and elementary housing (11) matches, and has cylinder and secondary coil (9) with the sub-housings coaxial line in the annular seal space; Secondary coil (9) is tapered; Be enclosed within on the cylinder, the conical surface of secondary coil (9) pastes with the conical surface of sub-housings (5) mutually, and the conical surface end of an end of cylinder and sub-housings (5) evagination is fixed; The other end device secondary antenna bearing (6) of cylinder; Be provided with secondary WIFI antenna (8) in the cylinder, secondary WIFI antenna (8) is fixed on the secondary antenna bearing (6), is fixed with secondary underwater electrical connector (2) on the secondary end cap (3); The end that secondary underwater electrical connector (2) stretches into cavity connects secondary WIFI antenna (8) and secondary coil (9); The other end of secondary underwater electrical connector (2) links to each other with secondary watertight cable (1), and the permanent magnet (7) with the socket moderate quatity is installed on the conical surface of sub-housings (5) evagination, and the contact-making surface of sub-housings (5) and secondary end cap (3) is provided with O RunddichtringO (4).
2. according to claim 1 based on the underwater installation interface of inductive power transmission with the transmission of WLAN signal, it is characterized in that elementary housing (11), elementary end cap (16), sub-housings (5) and secondary end cap (3) are made by fiberglass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210063024 CN102570202B (en) | 2012-03-12 | 2012-03-12 | Underwater equipment interface based on inductive power transmission and wireless local area network (WLAN) signal transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210063024 CN102570202B (en) | 2012-03-12 | 2012-03-12 | Underwater equipment interface based on inductive power transmission and wireless local area network (WLAN) signal transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102570202A true CN102570202A (en) | 2012-07-11 |
| CN102570202B CN102570202B (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201210063024 Expired - Fee Related CN102570202B (en) | 2012-03-12 | 2012-03-12 | Underwater equipment interface based on inductive power transmission and wireless local area network (WLAN) signal transmission |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882562A (en) * | 2012-08-22 | 2013-01-16 | 西安交通大学 | Directional-magnetic-path-based high-signal-to-noise-ratio non-contact signal transmitting system |
| CN103972736A (en) * | 2013-02-04 | 2014-08-06 | 上海蔻林半导体照明有限公司 | Electro-magnetic inductive plug and socket combination |
| CN103972737A (en) * | 2013-02-04 | 2014-08-06 | 上海蔻林半导体照明有限公司 | Magnetic-induction plug socket |
| CN105450265A (en) * | 2015-11-10 | 2016-03-30 | 浙江大学 | Underwater signal electrical-coupling non-contact type bi-directional transmission connector |
| NO338395B1 (en) * | 2014-11-19 | 2016-08-15 | Geir Olav Gyland | Device and method for wireless transmission of power and communication |
| CN109106544A (en) * | 2018-08-27 | 2019-01-01 | 无锡兰桂医疗股份有限公司 | One kind is medical to change bag mechanism |
| CN109802264A (en) * | 2019-01-21 | 2019-05-24 | 浙江大学 | A kind of contactless wet plug-in connector of photoelectricity mixing two-way communication |
| CN110086506A (en) * | 2019-05-13 | 2019-08-02 | 中国地震局地震预测研究所 | A kind of watertight connector |
| CN112583133A (en) * | 2020-11-30 | 2021-03-30 | 杭州电子科技大学 | Underwater pluggable coupler and coupling method |
| CN112952434A (en) * | 2021-02-01 | 2021-06-11 | 舟山美通信息技术有限责任公司 | Underwater scientific instrument socket assembly and application thereof |
| CN114664071A (en) * | 2022-03-18 | 2022-06-24 | 青岛理工大学 | Underwater vehicle remote control system and method based on magnetic sensor |
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2012
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| US5692925A (en) * | 1986-07-23 | 1997-12-02 | Virginia Patent Development Corporation | Modular plug comprising circuit elements |
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Non-Patent Citations (1)
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882562A (en) * | 2012-08-22 | 2013-01-16 | 西安交通大学 | Directional-magnetic-path-based high-signal-to-noise-ratio non-contact signal transmitting system |
| CN103972736A (en) * | 2013-02-04 | 2014-08-06 | 上海蔻林半导体照明有限公司 | Electro-magnetic inductive plug and socket combination |
| CN103972737A (en) * | 2013-02-04 | 2014-08-06 | 上海蔻林半导体照明有限公司 | Magnetic-induction plug socket |
| NO338395B1 (en) * | 2014-11-19 | 2016-08-15 | Geir Olav Gyland | Device and method for wireless transmission of power and communication |
| CN105450265A (en) * | 2015-11-10 | 2016-03-30 | 浙江大学 | Underwater signal electrical-coupling non-contact type bi-directional transmission connector |
| CN105450265B (en) * | 2015-11-10 | 2018-01-30 | 浙江大学 | Underwater letter is electrically coupled contactless transmitted in both directions connector |
| CN109106544A (en) * | 2018-08-27 | 2019-01-01 | 无锡兰桂医疗股份有限公司 | One kind is medical to change bag mechanism |
| CN109106544B (en) * | 2018-08-27 | 2024-04-05 | 南京涌舟科技有限公司 | Medical bag changing mechanism |
| CN109802264A (en) * | 2019-01-21 | 2019-05-24 | 浙江大学 | A kind of contactless wet plug-in connector of photoelectricity mixing two-way communication |
| CN110086506A (en) * | 2019-05-13 | 2019-08-02 | 中国地震局地震预测研究所 | A kind of watertight connector |
| CN110086506B (en) * | 2019-05-13 | 2024-03-12 | 中国地震局地震预测研究所 | Watertight connector |
| CN112583133A (en) * | 2020-11-30 | 2021-03-30 | 杭州电子科技大学 | Underwater pluggable coupler and coupling method |
| CN112952434A (en) * | 2021-02-01 | 2021-06-11 | 舟山美通信息技术有限责任公司 | Underwater scientific instrument socket assembly and application thereof |
| CN114664071A (en) * | 2022-03-18 | 2022-06-24 | 青岛理工大学 | Underwater vehicle remote control system and method based on magnetic sensor |
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