阅读说明：本技术 深海运载器多路作业工具非接触式触发开关系统 (Non-contact trigger switch system for deep sea carrier multi-path operation tool ) 是由 陈云赛 沈鹏 刘坤 赵晟娅 杨磊 于 2021-07-09 设计创作，主要内容包括：本发明公开了一种深海运载器多路作业工具非接触式触发开关系统,包括：壳体,其端部具有端口,壳体的内部具有与端口连通的容纳腔,壳体上设置有一个或者多个穿舱水密插座；光窗封堵在端口处,与壳体密封固定,光线可透过光窗；光通信模块设置在容纳腔中,可透过光窗与外部进行光通信；处理模块设置在容纳腔中,且分别与光通信模块和穿舱水密插座电连接。本发明的开关系统,利用载人舱观察窗透光特性,在不增加载人舱穿舱件数量的基础上提高了载人潜水器搭载作业工具的能力,同时减少了与潜器本体的电缆连接在遇到危险时刻,触发开关接收系统可随采样篮或者作业工具丢弃,提高了载人潜水器水下作业的安全性。(The invention discloses a non-contact trigger switch system of a multi-path operation tool of a deep sea carrier, which comprises: the end of the shell is provided with a port, the interior of the shell is provided with an accommodating cavity communicated with the port, and one or more cabin penetrating watertight sockets are arranged on the shell; the light window is blocked at the port and is sealed and fixed with the shell, and light can penetrate through the light window; the optical communication module is arranged in the accommodating cavity and can perform optical communication with the outside through the optical window; the processing module is arranged in the accommodating cavity and is electrically connected with the optical communication module and the cabin penetrating watertight socket respectively. The switch system of the invention utilizes the light transmission characteristic of the manned cabin observation window, improves the carrying capacity of the manned submersible vehicle on the basis of not increasing the number of manned cabin penetration pieces, simultaneously reduces the risk time of cable connection with the submersible vehicle body, and can discard the trigger switch receiving system along with the sampling basket or the operation tool, thereby improving the safety of underwater operation of the manned submersible vehicle.)

1. A deep sea vehicle multi-way work tool non-contact trigger switch system, comprising:

the end of the shell is provided with a port, the interior of the shell is provided with a containing cavity communicated with the port, and one or more cabin penetrating watertight sockets are arranged on the shell;

the optical window is sealed and fixed with the shell, and light can penetrate through the optical window;

the optical communication module is arranged in the accommodating cavity and can be in optical communication with the outside through the optical window;

and the processing module is arranged in the accommodating cavity and is electrically connected with the optical communication module and the cabin penetrating watertight socket respectively.

2. The switching system of claim 1, wherein the port has external threads on an outside thereof;

the optical window includes:

the pressure-resistant housing is of a spherical structure;

the sealing edge is formed at the end edge of the pressure-resistant housing, is supported on the end surface of the port, and is of an annular boss-shaped structure;

the cap is of a sleeve-shaped structure with openings at two ends, an internal thread matched with the external thread is formed on the inner surface of the cap, an annular flanging which is turned inwards is arranged at the upper end of the cap, the cap is connected with the external thread through the internal thread of the cap, and the lower surface of the annular flanging is pressed with the upper surface of the closed edge.

3. The switching system according to claim 2, wherein the end face of the port is provided with an annular groove, and a sealing ring is arranged in the groove and is not lower than the notch of the groove.

4. The switching system according to claim 2, wherein the pressure-resistant casing is made of glass and has a smooth outer surface and a light-shielding film on an inner surface.

5. The switching system according to claim 4, wherein the light shielding film is a frosted layer or a scattering coating layer formed on an inner surface of the pressure-resistant casing.

6. The switching system according to claim 4, wherein the pressure-resistant casing is further provided with a light-transmitting film for controlling light transmittance.

7. The switching system according to any one of claims 1 to 6, wherein the thickness of the pressure resistant casing is 20mm to 50 mm.

8. The switching system according to any one of claims 1 to 6, wherein the optical communication module comprises:

the device comprises a first circuit board, a second circuit board and a control circuit, wherein a first photosensitive sensor and a second photosensitive sensor are arranged on the first circuit board;

the processing module is arranged on the second circuit board, and the first photosensitive sensor and the second photosensitive sensor are in communication connection with the processing module;

the filter cover is arranged on the first circuit board and forms a closed receiving cavity with the first circuit board, the first photosensitive sensor is located in the receiving cavity, and the second photosensitive sensor is located on the outer side of the filter cover.

9. The switching system of claim 8, further comprising a relay through which the processing module is connected with the bulkhead watertight receptacle.

10. The switching system of claim 8, wherein the second circuit board is located below the first circuit board.

Technical Field

The invention belongs to the technical field of deep sea wireless communication, and particularly relates to a non-contact trigger switch system for a multi-path operation tool of a deep sea carrier.

Background

At present, the deep submersible vehicle sample is obtained by operating a manipulator to grab in a manned cabin by an operator, is limited by the number of cabin penetrating pieces, and only a small amount of electric interfaces are reserved as interfaces of external operation tools at present. One end of the cable is connected with a communication interface inside the manned cabin, the other end of the cable penetrates through the cabin penetrating piece to be connected to an operation tool located on the outer side of the manned cabin, the operation tool is placed in the sampling basket, and when the sampling basket needs to be discarded in an emergency (if the sampling basket is hung without a barrier), the cable is easy to discard unsuccessfully or the complexity of an emergency unloading system is increased due to the constraint of the cable, and the safety of the deep submersible vehicle is reduced.

In addition, the operation tools are connected through the cabin penetrating cable, the data acquisition format of the communication interface is fixed, the number and the types of the operation tools carried by the deep submersible vehicle are greatly limited, the sampling detection efficiency of single-submersible underwater operation is reduced, and the cost effectiveness ratio of the operation of the deep submersible vehicle is indirectly increased.

Disclosure of Invention

The invention provides a deep sea carrier operation tool switch, which aims at solving the technical problems that in the prior art, an operation tool carried by a deep sea carrier adopts wires for wire communication, needs to open an interface of a cabin and has poor safety.

In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:

a deep sea vehicle multi-way work tool non-contact trigger switch system comprising:

the end of the shell is provided with a port, the interior of the shell is provided with a containing cavity communicated with the port, and one or more cabin penetrating watertight sockets are arranged on the shell;

the optical window is sealed and fixed with the shell, and light can penetrate through the optical window;

the optical communication module is arranged in the accommodating cavity and can be in optical communication with the outside through the optical window;

and the processing module is arranged in the accommodating cavity and is electrically connected with the optical communication module and the cabin penetrating watertight socket respectively.

Further, the outer side of the port is provided with an external thread;

the optical window includes:

the pressure-resistant housing is of a spherical structure;

the sealing edge is formed at the end edge of the pressure-resistant housing, is supported on the end surface of the port, and is of an annular boss-shaped structure;

the cap is of a sleeve-shaped structure with openings at two ends, an internal thread matched with the external thread is formed on the inner surface of the cap, an annular flanging which is turned inwards is arranged at the upper end of the cap, the cap is connected with the external thread through the internal thread of the cap, and the lower surface of the annular flanging is pressed with the upper surface of the closed edge.

Furthermore, an annular groove is formed in the end face of the port, a sealing ring is arranged in the groove, and the sealing ring is not lower than a notch of the groove.

Furthermore, the pressure-resistant housing is made of glass and has a smooth outer surface, and a shading film is arranged on the inner surface.

Further, the light shielding film is a frosted layer or a scattering coating layer formed on an inner surface of the pressure-resistant casing.

Further, a light-transmitting film for controlling the light transmittance is further arranged on the pressure-resistant housing.

Furthermore, the thickness of the pressure-resistant housing is 20 mm-50 mm.

Further, the optical communication module includes:

the device comprises a first circuit board, a second circuit board and a control circuit, wherein a first photosensitive sensor and a second photosensitive sensor are arranged on the first circuit board;

the processing module is arranged on the second circuit board, and the first photosensitive sensor and the second photosensitive sensor are in communication connection with the processing module;

the filter cover is arranged on the first circuit board and forms a closed receiving cavity with the first circuit board, the first photosensitive sensor is located in the receiving cavity, and the second photosensitive sensor is located on the outer side of the filter cover.

Further, the device also comprises a relay, and the processing module is connected with the cabin penetrating watertight socket through the relay.

Further, the second circuit board is located below the first circuit board.

Compared with the prior art, the invention has the advantages and positive effects that:

the non-contact trigger switch system of the deep sea carrier multipath operation tool utilizes the light transmission characteristic of the manned cabin observation window, realizes the opening and closing of the deep sea bottom non-contact operation tool through coding laser carrier waves, solves the interference problem of light multiband of a submarine submersible vehicle, improves the carrying capacity of the manned submersible vehicle on the basis of not increasing the number of cabin penetrating pieces of the manned cabin, simultaneously reduces the dangerous moment of cable connection with the submersible vehicle body, can be discarded along with a sampling basket or the operation tool, and improves the safety of underwater operation of the manned submersible vehicle.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic view of a deep sea vehicle according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of a non-contact trigger switch system for a multi-way working tool of a deep sea vehicle according to the present invention;

FIG. 3 is a cross-sectional view of FIG. 2;

fig. 4 is a partial structural schematic view of fig. 3.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and examples.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Example one

The embodiment provides a non-contact trigger switch system for a multipath operation tool of a deep sea carrier, and the deep sea carrier is shown in fig. 1-4 and comprises a cabin body 1, a manned cabin 2, a laser signal generating unit 3, an observation window 4, a manipulator 5, a non-contact trigger switch system 6, a sampling basket 7 and a multipath operation tool 8. During operation, the diver operates the manipulator 5 to grab the corresponding operation tool 8 from the sampling basket 7 for operation, and can collect the collected sample into the sampling basket 7.

Since the diver in the manned cabin 2 needs to operate the manipulator 5 to perform a plurality of fine actions, and the operation commands need to be sent from the inside of the manned cabin 2 to the operated device outside the cabin body 1, in this embodiment, the control signal is converted into a laser signal by the laser signal generating unit 3, and is sent to the non-contact trigger switch system 6 through the observation window 4, and the received laser signal is decoded by the non-contact trigger switch system 6, and corresponding control actions are performed. The problem of present adopt wired communication's mode more, need not to use communication cable one end and manned cabin inside communication interface to be connected, the piece is connected to the working tool who is located the manned cabin outside is worn to the one end in addition, and the working tool is placed in the sampling basket, when the sampling basket need be abandoned under emergency (if the sampling basket does not have the barrier to hang up), can avoid abandoning the complexity of unsuccessful or increased emergent year system of throwing because of the constraint of cable is leaded to, has improved deep submergence device's security.

The laser generating unit 3 comprises a laser diode, the laser diode is controlled by a control circuit to generate green laser with fixed frequency, the laser control circuit controls the power-on logic sequence of the laser diode to generate laser with different carrier frequencies according to a set control mode, the high and low levels are switched on and off, and the mode generated by the laser is selectively started by an on-off control mode by an under-cabin pilot.

As a preferred embodiment, as shown in fig. 2 and 4, the deep-sea vehicle multi-way working tool non-contact trigger switch system 6 of the present embodiment includes a housing 61, an optical window 62, an optical communication module 63, and a processing module 64.

Wherein the end of the housing 61 has a port, the interior of the housing 61 has a receiving chamber 65 communicating with the port, and the housing 61 is provided with one or more bulkhead watertight sockets 66. The casing 61 is preferably made of a pressure-resistant material capable of withstanding the pressure of water pressure when submerged deep into the sea bottom.

The optical window 62 is plugged at a port of the shell 61 and is sealed and fixed with the shell 61, the optical window 62 is made of a light-transmitting material, and light can be transmitted into the accommodating cavity 65 through the optical window 62 or transmitted out of the accommodating cavity 65.

The optical communication module 63 is disposed in the accommodation chamber 65, and the optical communication module 63 can optically communicate with the outside through the optical window 62.

The processing module 64 is disposed in the housing chamber 65 and is electrically connected to the optical communication module 63 and the bulkhead watertight socket 66, respectively.

The bulkhead watertight sockets 66 are for connection by a cable to an external work tool 18.

In this embodiment, when the diver in the manned cabin 2 decides to need to open the working tool, the control laser signal generating unit 3 is controlled by the control circuit to generate green laser with fixed frequency, the laser control circuit controls the power-on logic sequence of the laser diode to generate laser with different carrier frequencies according to the set control mode, the high and low levels are switched on and off, and the mode generated by the laser is selectively started by the diver in the cabin according to the mode of controlling the on and off. The underwater vehicle aligns the laser signal generating unit 3 with the observation window 4, adjusts the angle to align with the optical window 62 outside the cabin, transmits the laser signal to the non-contact trigger switch system 6 outside the cabin after penetrating through the observation window 4, then enters the accommodating cavity 65 through the optical window 62, is collected by the optical communication module 63 in the accommodating cavity 65 and converted into an electric signal to be transmitted to the processing module 64, the processing module 64 processes and identifies a control instruction, and transmits the control signal to the operation tool 18 through the cabin-penetrating watertight socket 66 for controlling the on-off of the operation tool 18.

In order to facilitate observation of external conditions by an underwater vehicle and facilitate operation, the deep sea vehicle of the embodiment further comprises an illuminating lamp 9, and the illuminating lamp 9 is arranged outside the cabin body 1.

In order to facilitate connection between the housing 61 and the optical window 62, in this embodiment, an external thread 611 is disposed on an outer side of a port of the housing 61, and the housing 61 and the optical window 62 are connected by a thread, so as to facilitate disassembly and assembly.

As shown in fig. 3, the light window 62 includes a pressure-resistant cover 621, a sealing edge 622, and a cap 623, and the pressure-resistant cover 621 is preferably a spherical structure, and can uniformly disperse water pressure and improve pressure-resistant capability.

A sealing edge 622 is formed at an end edge of the pressure-resistant cover 621, the sealing edge 622 is supported on an end surface of the port when assembled with the casing 61, the sealing edge 622 is a circular boss-like structure, and a lower surface of the sealing edge 622 is closely attached to the end surface of the port.

The cap 623 is of a sleeve-shaped structure with two open ends, an internal thread matched with the external thread 611 is formed on the inner surface of the cap 623, an annular flange 6231 turned inwards is arranged at the upper end of the cap 623, the cap 623 is connected with the external thread through the internal thread, and the lower surface of the annular flange 6231 is attached to the upper surface of the closing edge 622. When the cap 623 is screwed to the case 61, the pressure-resistant cover 621 is tightly pressed and fixed to the case 61.

An O-ring seal 67 is also provided between the casing 61 and the closing edge 622 to seal between the casing 61 and the pressure-resistant cover 621.

An O-shaped sealing ring can be further arranged between the cap 623 and the closing edge 622 to realize sealing between the cap 623 and the closing edge 622, and the O-shaped sealing ring 67 can prevent external water from entering between the cap 623 and the shell 61, and even if a small amount of water breaks through the layer of sealing and enters between the cap 623 and the shell 61, the water is blocked by the O-shaped sealing ring 67, so that the water cannot enter the accommodating cavity 65, and a double-layer waterproof effect is realized.

In order to facilitate the assembly of the O-ring seal 67, an annular groove 68 is formed in the end surface of the port, the seal 67 is disposed in the groove 68, and the seal 67 is not lower than the notch of the groove 68, so that a sealing effect is achieved when the sealing edge 622 is pressed against the housing 61.

The pressure-resistant cover 621 is preferably made of glass and has a smooth outer surface, and a light-shielding film 69 is provided on the inner surface of the pressure-resistant cover 621.

The laser signal is scattered when passing through the optical window 62, and the light shielding film 69 is provided on the inner surface of the pressure-resistant cover 621, whereby the scattering of the laser signal is reduced when passing through the light shielding film 69.

The light shielding film 69 may be a frosted layer or a scattering coating layer formed on the inner surface of the pressure-resistant cover 621.

The pressure-resistant cover 621 is further provided with a light-transmitting film for controlling light transmittance.

In this embodiment, the thickness of the pressure-resistant cover 621 is 20mm to 50 mm.

The optical communication module 63 includes a first circuit board 631, a second circuit board 632, and a filter mask 633, wherein the first circuit board 631 has a first photosensor 634 and a second photosensor 635 disposed thereon. The processing module 64 is disposed on the second circuit board 632, and the first and second photosensors 634, 635 are communicatively coupled to the processing module 64.

The filter mask 633 is a green light filter single pass filter.

The filter mask 633 is disposed on the first circuit board 631, and forms an enclosed receiving cavity 636 with the first circuit board 631, the first photosensitive sensor 634 is located in the receiving cavity 636, and the second photosensitive sensor 635 is located outside the filter mask 633.

The first photosensor 634 and the second photosensor 635 are green photosensors.

Light generated by the illuminating lamp 9 may carry noise waves with the same frequency as laser light, the light penetrates through the pressure-resistant cover 621 to generate scattering, the light intensity is reduced through the laid shading film 69, light rays of other wave bands are further filtered through the filter cover 633, the second photosensitive sensor 635 is arranged outside the filter cover 633, and the light intensity received by the second photosensitive sensor 635 is used for isolating the interference of the light spectrum from the laser intensity received by the first photosensitive sensor 634.

Throw the near 532nm wavelength's filtration into receiving cavity 636 through setting up filter cover 633, the sensitization produces the current change after first photosensitive sensor 634 receives the green glow, carry out the light intensity contrast with second photosensitive sensor 635 simultaneously, sensitization acquisition circuit gathers sensor current change back with signal transmission processing module 64, processing module 64 filters the collection analysis to the electric current, confirm the classification of opening the light control signal and give relay 70 with switch signal transmission, processing module 64 passes through relay 70 and is connected with cross cabin watertight socket 66, thereby output directional control signal through the electric current of control, switch control information is through the watertight cable transmission of being connected with cross cabin socket 66, finally transmit switch signal to the switch of operation tool 18.

The non-contact trigger switch system of the multi-path operation tool of the deep sea carrier can realize the non-contact on-off control of a single laser generating source in a cabin on multi-path underwater operation tools of different control types. The whole set of laser trigger mechanism is low in relevance with the submersible body, low in cost and high in safety, and can be thrown along with the sampling basket in the key time. Small and light in weight occupy less sampling basket space relatively, effectively improve and carry equipment by diving.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.